CN218813563U - Check dam drainage structure - Google Patents

Abstract

The utility model discloses a check dam drainage structures relates to drainage building technical field among the hydraulic and hydroelectric engineering. The utility model discloses a slope is laid at the pipe that crouches at check dam abutment upper reaches, and the lower extreme of pipe that crouches is equipped with the stilling pool and the two communicates each other, has laid the culvert in the stilling pool, and crouching pipe one side is fixed with sealed gib block, sliding fit has the sliding closure, is connected with a plurality of drainage tube. The utility model discloses a handle draws the sliding closure to the lift-up, open a plurality of water discharging barrel, then fix a position the handle on the locating lever through handle set screw, and then the open mode of location sliding closure, water flows in water discharging barrel after filtering through the filter screen on the water discharging barrel, rivers drive the impeller rotation when water discharging barrel flows, the impeller passes through the transmission shaft and drives the scraper blade rotation and clear up the filter screen, and then avoid aquatic impurity to plug up the filter screen, after the drainage, the opening that the gliding sliding closure made sealed gib block sliding closure below can close fast, water discharging barrel stops the drainage.

Description

Water drainage structure of check dam

Technical Field

The utility model belongs to the technical field of the drainage building thing among the hydraulic and hydroelectric engineering, especially relate to a check dam drainage structures.

Background

The drainage engineering of the silt dam generally adopts horizontal pipe drainage engineering or vertical shaft type waterproof engineering and consists of horizontal pipes or vertical shafts, culverts and energy dissipation facilities. The patent application with the publication number of CN216999574U discloses a water discharging structure of a silt dam, which comprises horizontal pipes obliquely laid at the upstream of a dam abutment of the silt dam, wherein the lower ends of the horizontal pipes are provided with a stilling pool and communicated with the stilling pool, culverts are laid in the stilling pool, steps are also laid along the upstream of the dam abutment of the silt dam, a plurality of water discharging holes are formed in the side wall of each horizontal pipe, and the axial center line of each water discharging hole is parallel to the horizontal stepping plane of each step; all the water discharging holes are evenly spaced, a water discharging valve is arranged in each water discharging hole and comprises a valve rod and a valve core, wherein the bottom end of the valve rod is fixedly connected to the valve core, the top end of the valve rod penetrates through the top plate of the horizontal pipe, and a handle is arranged at the end part of the top plate. The utility model discloses set up the hole that drains at the side wall of pipe for sleeping in, the water conservancy condition of intaking in the side direction is good to set up trash rack, debris are difficult for getting into in the pipe for sleeping in, and at every downthehole drain valve of installing of draining, the steerable flow of drain valve both can adjust the low discharge that blocks mud row clear initial stage, also can adapt to the large-traffic of unconventional flood.

And the silt ground dam drainage structure that discloses in this application has set up the trash rack in the discharge hole department, can filter the impurity of aquatic, but filters out impurity and also easily blocks up the trash rack, leads to the unable normal drainage in discharge hole, has set up the discharge valve corresponding with the discharge hole simultaneously, need open a plurality of discharge valves in proper order when the drainage and increase workman's work burden.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a check dam drainage structures has solved above-mentioned check dam drainage structures, has set up the trash screen in the department of the hole that drains, can filter the impurity of aquatic, but the filtration is crossed the trash screen and is also easily plugged up the trash screen, leads to the unable normal drainage in hole that drains, has set up the valve that drains corresponding with the hole that drains simultaneously, need open a plurality of valves that drain in proper order when the drainage and increase the technical problem of workman's work burden.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a drainage structure of a check dam comprises a horizontal pipe obliquely laid on the upstream of a dam abutment of the check dam, wherein the lower end of the horizontal pipe is provided with a stilling pool, the horizontal pipe and the stilling pool are communicated, a culvert is laid in the stilling pool, one side of the horizontal pipe is fixedly provided with a sealing guide strip, is in sliding fit with a sliding cover and is connected with a plurality of drainage cylinders;

one end of the drainage cylinder is provided with a filter screen, two sides of the filter screen are respectively matched with a scraper blade and an impeller in a rotating way, and a transmission shaft penetrating through the filter screen is arranged between the scraper blade and the impeller.

Optionally, a positioning rod is arranged on the horizontal pipe, a handle is arranged on the sliding cover, and a handle positioning screw in threaded fit with the positioning rod is arranged on the handle in a threaded fit manner.

Optionally, a bearing hole is formed in the filter screen, a waterproof bearing is fixed in the bearing hole, and the transmission shaft is fixed in the waterproof bearing.

Optionally, sealed gib block is including fixing the sealing strip in pipe one side crouches, installing two gib blocks at the sealing strip upside, locating two relative outsides of gib block two sand grips respectively, and the relative inboard of sliding closure all is equipped with the slide, and the sliding closure passes through slide sliding fit on the sand grip.

Optionally, the sliding cover is a cover-shaped structure, openings are formed in the lower portion and the side portion of the sliding cover, and the sealing strip corresponds to the opening in the lower portion of the sliding cover.

Optionally, the drain cylinder is located in the horizontal pipe, and the impeller is rotationally matched in the drain cylinder.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment draws the sliding closure through the handle upwards lifting, open a plurality of drainage cylinder, then fix a position the handle on the locating lever through handle set screw, and then the open mode of location sliding closure, water flows into in the drainage cylinder after filtering through the filter screen on the drainage cylinder, rivers drive the impeller rotation when flowing through the drainage cylinder, the impeller passes through the transmission shaft and drives the scraper blade rotation clearance filter screen, and then avoid aquatic impurity to plug up the filter screen, after the drainage, the opening that the gliding sliding closure made sealed gib block sliding closure below can close fast, the drainage cylinder stops the drainage.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

FIG. 3 is a schematic view of a scraper according to an embodiment of the present invention fitted on a filter screen;

fig. 4 is an exploded view of the sealing guide strip and the sliding cover according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

the device comprises a horizontal pipe 1, a stilling pool 2, a culvert 3, a sealing guide strip 4, a sliding cover 5, a drainage cylinder 6, a filter screen 7, a scraper 8, an impeller 9, a transmission shaft 10, a positioning rod 11, a lifting handle 12, a handle positioning screw 13, a bearing hole 14 and a waterproof bearing 15;

a sealing strip 41, a guide strip 42 and a convex strip 43;

a slide 51, an opening 52.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1 to 4, in the present embodiment, there is provided a water discharging structure of a silt dam, including: the horizontal pipe 1 is obliquely laid on the upstream of the dam abutment of the silt dam, the lower end of the horizontal pipe 1 is provided with a stilling pool 2, the stilling pool 2 and the horizontal pipe are communicated, a culvert 3 is laid in the stilling pool 2, one side of the horizontal pipe 1 is fixed with a sealing guide strip 4, is in sliding fit with a sliding cover 5 and is connected with a plurality of drainage cylinders 6;

a filter screen 7 is arranged at one end of the drainage cylinder 6, a scraper 8 and an impeller 9 are respectively matched with the two sides of the filter screen 7 in a rotating way, a transmission shaft 10 penetrating through the filter screen 7 is arranged between the scraper 8 and the impeller 9, the drainage cylinder 6 is positioned in the horizontal pipe 1, and the impeller 9 is matched with the drainage cylinder 6 in a rotating way.

Pulling up sliding closure 5 through handle 12, open a plurality of water drainage tube 6, then fix a position handle 12 on locating lever 11 through handle set screw 13, and then fix a position the open mode of sliding closure 5, water flows into in water drainage tube 6 after filtering through filter screen 7 on water drainage tube 6, rivers drive impeller 9 and rotate when flowing through water drainage tube 6, impeller 9 drives scraper blade 8 through transmission shaft 10 and rotates clearance filter screen 7, and then avoid aquatic impurity to plug up filter screen 7, after the drainage, gliding sliding closure 5 makes sealed gib block 4 seal opening 52 of sliding closure 5 below and can close fast, water drainage tube 6 stops the drainage.

The utility model discloses be equipped with the locating lever 11 on the pipe 1 that crouches of this embodiment, be equipped with handle 12 on the sliding closure 5, screw-thread fit has the handle set screw 13 with the 11 screw-thread fit of locating lever on the handle 12, is convenient for fix a position handle 12 on locating lever 11 through handle set screw 13, and then fixes a position the open mode of sliding closure 5.

Be equipped with dead eye 14 on the filter screen 7 of this embodiment, dead eye 14 internal fixation has waterproof bearing 15, and transmission shaft 10 fixes in waterproof bearing 15, is convenient for improve scraper blade 8, impeller 9 pivoted stability.

The sealed gib block 4 of this embodiment is including fixing the sealing strip 41 in 1 one side of crouching, install two gib blocks 42 at sealing strip 41 upside, locate two convex strips 43 in the relative outside of two gib blocks 42 respectively, the relative inboard of sliding closure 5 all is equipped with slide 51, and sliding closure 5 passes through slide 51 sliding fit on convex strip 43, sliding closure 5 is the lid column structure, sliding closure 5 lower part and lateral part all are equipped with opening 52, and sealing strip 41 is corresponding with opening 52 of sliding closure 5 lower part, be convenient for improve the vertical gliding stability of sliding closure 5 through two convex strips 43, be convenient for through the opening 52 of sealing strip 41 sealed sliding closure 5 lower part, make drain cylinder 6 stop the drainage.

The working principle is as follows: when needs are turned on the water, draw sliding closure 5 to the lift through handle 12, open a plurality of water discharging barrel 6, then through handle set screw 13 with handle 12 location on locating lever 11, and then the open mode of location sliding closure 5, then water flows into in the water discharging barrel 6 after filtering through filter screen 7 on the water discharging barrel 6, rivers drive impeller 9 to rotate when flowing through water discharging barrel 6, impeller 9 drives scraper blade 8 through transmission shaft 10 and rotates clearance filter screen 7, and then avoid aquatic impurity to plug up filter screen 7, after the drainage, gliding sliding closure 5 makes the opening 52 of the sealed sliding closure 5 below of sealing guide strip 4 sealing sliding closure 5 can close fast, water discharging barrel 6 stops the drainage.

It should be noted that all the electric devices referred to in this application may be powered by a storage battery or an external power source.

The above embodiments may be combined with each other.

The utility model discloses not confine above-mentioned embodiment to, anybody should learn the structural change who makes under the enlightenment of the utility model, all fall into within the protection scope of the utility model.

The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims (6)

1. A drainage structure of a silt dam comprises a horizontal pipe (1) which is obliquely laid on the upstream of a dam abutment of the silt dam, wherein the lower end of the horizontal pipe (1) is provided with a stilling pool (2), the horizontal pipe and the stilling pool are mutually communicated, and a culvert (3) is laid in the stilling pool (2), and the drainage structure is characterized in that one side of the horizontal pipe (1) is fixedly provided with a sealing guide strip (4), is in sliding fit with a sliding cover (5) and is connected with a plurality of drainage cylinders (6);

one end of the drainage cylinder (6) is provided with a filter screen (7), both sides of the filter screen (7) are respectively matched with a scraper (8) and an impeller (9) in a rotating way, and a transmission shaft (10) penetrating through the filter screen (7) is arranged between the scraper (8) and the impeller (9).

2. The water drainage structure of the check dam as claimed in claim 1, wherein the horizontal pipe (1) is provided with a positioning rod (11), the sliding cover (5) is provided with a handle (12), and the handle (12) is screw-fitted with a handle positioning screw (13) screw-fitted with the positioning rod (11).

3. A water discharge structure of a silt dam according to claim 1, wherein the filtering net (7) is provided with a bearing hole (14), a waterproof bearing (15) is fixed in the bearing hole (14), and the transmission shaft (10) is fixed in the waterproof bearing (15).

4. A water drainage structure for check dam as claimed in claim 1 wherein the sealing guide strips (4) comprise a sealing strip (41) fixed on one side of the horizontal pipe (1), two guide strips (42) installed on the upper side of the sealing strip (41), two convex strips (43) respectively installed on the opposite outer sides of the two guide strips (42), the opposite inner sides of the sliding cover (5) are both provided with a slideway (51), and the sliding cover (5) is slidably fitted on the convex strips (43) through the slideway (51).

5. A check dam drainage structure as claimed in claim 4, wherein the sliding cover (5) is a cover-like structure, the lower part and the side part of the sliding cover (5) are provided with openings (52), and the sealing strip (41) corresponds to the opening (52) at the lower part of the sliding cover (5).

6. A dam drainage structure according to claim 1 wherein the drainage tube (6) is located in the horizontal pipe (1) and the impeller (9) is rotatably fitted in the drainage tube (6).

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