KR100605041B1 - Gathering drainage box earth sand inflow shutoff apparatus - Google Patents

Abstract

The present invention relates to a sediment inflow prevention device of the tea house, so that the sewage inlet hole of the tea house can be opened and closed by sliding, so that even if the device is used for a long time, the opening and closing performance is not degraded and can be operated regardless of corrosion. will be. And in the sewer drainage pipe provided on the discharge side of the sewage and includes one or more sewage inlet, protrudes from the rear of the sewage inlet to prevent the rear to form a space in the front and a plurality of vertical through holes in the front A rear plate, a blocking plate provided with a rear plate and an upper and lower spaced space below the space portion, and provided between the rear plate and the blocking plate and moved forward and rearward according to the amount of sewage flowing therein. Characterized in that the opening and closing means for opening and closing the vertical through hole.

Description

Earthing inflow prevention device of dust collector {Gathering drainage box earth sand inflow shutoff apparatus}

1 is a perspective view showing a sewer having a soil inflow prevention apparatus according to a first embodiment of the present invention.

Figure 2 is an enlarged schematic perspective view showing a soil inflow prevention apparatus according to a first embodiment of the present invention.

3 is an enlarged cross-sectional view taken along the line A-A of FIG.

Figure 4 is a cross-sectional view for explaining the operation of the soil inflow prevention apparatus of the first embodiment of the present invention,

       4a is a normal state,

       4B shows a rainy day condition.

5 is a cross-sectional view showing a soil inflow prevention apparatus according to a second embodiment of the present invention.

6 is a cross-sectional view showing a soil inflow prevention apparatus according to a third embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

1: sewer

2: tea house

    21: Sewage Inflow Hall

         211: recessed frame, 212: projecting frame

    22: frame

         221: skeleton

3: backplane

    31: vertical through hole

    32: space part

    33: vertical plate

4: blocking plate

5: opening and closing means

    51: operating plate

         511: vertical through hole, 512: blocking part, 513: moving body

    52: roller

    53: weight return means

         531: front bracket, 532: rotation axis, 533: protruding bracket,

         534: lower axis, 535: return link, 536: upper protrusion,

         537: long hole, 538: lower protrusion, 539: return weight

6: space part

The present invention relates to a sediment inflow prevention device of the conduit, more specifically, the sediment inflow of the sewer to the sewer to prevent the inflow of sediment into the sewer in the sewage when the amount of sewage flowing into the sewer increases due to rainwater. It relates to a prevention device.

The general sewage system refers to a passage for collecting and draining a large amount of sewage, and the discharge side is usually connected to the river.

In other words, the sewage is generally known, including a drainage pipe to guide the sewage treatment plant to be provided on the discharge side to purify the sewage, the earth and sand included in the sewage is provided at a constant height in the rear of the drainage pipe to the drainage It also includes a barrier that prevents entry and filters out constrictions.

And the collection conduit is to be provided in the transverse direction at the bottom with respect to the longitudinal sewer to include an upper opening penetrating the sewer. In addition, the upper opening is divided into a plurality of longitudinal forms, and a plurality of blocking diaphragms are provided at intervals, and a plurality of sewage inflow holes including both side vertical bands are formed between the blocking diaphragms.

In addition, the barrier wall is composed of a screen that is provided between the walls and the plurality of walls to prevent the passage of the earth and sand to filter the constriction contained in the sewage to be introduced into the collecting pipe.

However, in the conventional sewage system configured as described above, when there is a large amount of inflow of sewage due to rainwater, the earth and sand flows directly into the collecting duct through the barrier wall. Therefore, the soil was accumulated in the drainage house, the drainage cross-section of the drainage house is reduced, as well as the sediment flow into the sewage treatment plant had a problem of reducing the purification efficiency of the sewage treatment.

Thus, in order to solve the problems as described above, there is known a soil inflow prevention device for preventing the inflow of soil to the rain pipe in rainy weather, when the following description of the various soil inflow prevention device.

First, "Soil inflow prevention device" (hereinafter, referred to as "soil inflow prevention device of the first embodiment") of the Republic of Korea Utility Model Registration No. 1999-18530 is known.

That is, the conventional soil inflow prevention apparatus of the first embodiment is provided in the sewage inlet hole constituting the drainage can be opened and closed through the rear fixed shaft and the frame plate including the sewage inlet, and the inside of the dust collector that is the lower portion of the inlet hole. And a spring device installed between the front of the frame plate and the support, and a sewage inflow prevention plate installed at a lower portion of the frame plate to block a sewage inlet when the frame plate is closed.

Therefore, the soil inflow prevention device configured as described above, in general, the front of the frame plate is inclined to the rear downward through the spring force of the spring device, the sewage passing at a constant flow rate is passed through the sewage inlet and sewage through the sewer pipe To the treatment plant. In case of rain, as the inflow of sewage increases, the sewer inlet is blocked while the frame plate is kept horizontal. Therefore, in rainy weather, the sewage flowing in with the soil is discharged directly into the river rather than into the dwelling.

However, the soil inflow prevention device of the first embodiment, which is configured as described above, is a device that opens and closes the frame plate by using the spring force of the spring device, and when it is used for a long time, the restoring force of the spring device is lost and cannot function properly. Had a problem.

In addition, there is a problem that the spring device is provided in the interior of the collector house and is easily corroded within a short time as it is always in contact with the sewage.

Therefore, the present invention was invented to solve the above problems, and by slidingly opening and closing the sewage inlet hole of the house conduit, even if the device is used for a long time, the opening and closing performance is not degraded and operation is independent of corrosion. It is an object of the present invention to provide a soil inflow prevention device.

The present invention for achieving the above object is provided on the discharge side of the sewage, and in the sewage collection conduits including one or more sewage inlet, protruding from the rear of the sewage inlet to block the rear to form a space in front And a rear plate provided with a plurality of vertical through holes in the front, a blocking plate provided with a rear plate and an upper and lower spaced space below the space portion, and a sewage flowed between the rear plate and the blocking plate. It is characterized by consisting of opening and closing means for opening and closing the vertical through hole is moved to the front and rear according to the amount of.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a perspective view showing a sewer having a sediment inflow prevention apparatus according to a first embodiment of the present invention, Figure 2 is an enlarged schematic perspective view of a sediment inflow prevention apparatus according to a first embodiment of the present invention, Figure 3 2 is an enlarged cross-sectional view taken along the line AA of FIG. 2.

The earth and sand inflow prevention device of the present invention, which is provided on the discharge side of the sewage (1) and is provided in the collecting pipe (2) including one or more sewage inflow hole 21, in particular in the rain when the sewage inflow hole 21 Soil is to prevent the inflow of soil. And the sewage inlet hole 21 is formed at intervals at the open portion of the upper portion of the collecting pipe (2). That is, the sewage inlet hole 21 is provided with a plurality of longitudinal bands at an open portion at intervals, and is provided between a plurality of blocking diaphragms 21 covering the intervals between the vertical bands. Therefore, the circumference of the sewage inflow hole 21 includes a longitudinal belt provided on both sides and an upper portion of the front and rear walls constituting the collecting conduit 2, hereinafter, the sewage inflow hole 21 or the sewage inflow hole 21. In the description of the perimeter, the detailed description thereof will be omitted.

That is, the earth and sand inflow prevention apparatus of the present invention protrudes from the rear of the sewage inflow hole 21 and prevents the rear so that the space portion 32 is formed in the front, and a plurality of vertical through holes 31 are provided in the front. The rear plate 3, the blocking plate 4 provided in the lower portion with the rear plate 3 and the upper and lower spaced spaces in the space 32, and the rear plate 3 and the blocking plate 4. It is characterized by consisting of the opening and closing means (5) for moving the front and rear in accordance with the amount of sewage is provided between the opening and closing the vertical through hole (31).

In addition, the opening and closing means 5 may open and close the vertical through-hole 31 formed in the rear plate 3 according to the amount of sewage, and may serve to inflow sewage into the collecting conduit 2 or discharge into the river. It is configured to be.

That is, the opening and closing means 5 has a plurality of vertical through holes 511 that are inserted into the separation space so as to be movable and penetrate the vertical through holes 31 in the retracted state, and the vertical through holes are located at the rear. Blocking unit 512 is provided to block 31 and the front upper portion includes a working plate 51 is provided with a moving body 513 to move forward when there is a large amount of sewage,

In addition, the opening and closing means 5 is provided with a plurality of protrusions on both sides of the sewage inflow hole 21, a plurality of rollers 52 to support the operation plate 51 to move, and the operation plate 51 It is provided between the lower portion and the inside of the collecting pipe (2) is to include a weight return means 53 for returning the operating plate 51 to the retracted position when the amount of sewage is small.

In addition, the vertical through-holes 31 and 511 are configured as long holes formed in the longitudinal direction to gradually reduce the inflow amount of the collecting pipe when the amount of sewage increases.

On the other hand, the weight return means 53, the front bracket 531 protruding forward from the inner rear of the collecting conduit 2 and includes a rotating shaft 532 and the lower shaft protruding from the lower portion of the operating plate 51 Lower projection bracket 533, and the rotation shaft 532, the middle of which is inserted into the rotation so that the upper projection 536 is the lower shaft 534 through the long hole (537) It is connected to the end of the lower protrusion 538 is composed of a return link 535 is provided with a return weight (539).

In addition, the circumference of the sewage inlet hole 21 is composed of a recessed frame 211 made of metal having excellent strength so as to sufficiently support the rear plate 3, the blocking plate 4, and the opening and closing means.

On the other hand, reference numeral 11 denotes a "blocking wall" which is provided at a constant height at the rear of the collecting pipe 2, which is the sewer 1, to prevent the soil contained in the sewage flowing into the collecting pipe 2, Reference numeral 111 denotes a "screen" included in the barrier wall 11 to physically filter the sewage.

Hereinafter, the operation relationship of the soil inflow prevention apparatus of the first embodiment configured as described above is as follows.

4 is a view for explaining the operation of the soil inflow prevention apparatus according to the first embodiment of the present invention, Figure 4a is a normal state, Figure 4b is a rainy state.

In this case, as shown in FIG. 4A, as the sewage flowing into the sewer 1 flows in a predetermined amount or less, the operation plate 51 constituting the opening and closing means 5 is retracted through the weight return means 53. Maintain state.

Therefore, the vertical through-hole 511 formed in the operating plate 51 and the vertical through-hole 31 formed in the rear plate 3 are coincident with each other, so that the sewage inflow below a predetermined amount is introduced into the sewage inflow hole 21. After passing through the tea house (2) will be discharged to the sewage treatment plant.

On the contrary, when the rainwater is lowered and the amount of sewage flowing into the sewer 1 increases, a large amount of sewage mixed with soil is moved forward of the moving body 513 of the operating plate 51 constituting the opening and closing means 5. Move to.

Then, as the operation plate 51 provided in the lower portion of the rear plate 3 moves forward in association with the movement of the movable body 513, the blocking portion 512 formed at the rear of the operation plate 51 is The vertical through hole 31 of the rear plate 3 is blocked. The vertical through hole 511 formed at the front of the operating plate 51 is blocked by the blocking plate 4 provided at the front lower portion of the sewage inflow hole 21.

Therefore, when the amount of sewage is suddenly increased in the rain, the operation plate 51 is moved forward and the sewage inflow hole 21 is blocked, so that sewage containing earth and sand does not flow into the collecting pipe 2.

Therefore, it is possible to prevent the sewage from entering the sewage treatment plant, as well as preventing the sedimentation of the cross-section area of the collecting conduit 2 due to the inflow of soil by preventing the sedimentation of the sediment in the rain.

On the other hand, Figure 5 is a cross-sectional view showing a sediment inflow prevention device according to a second embodiment of the present invention, the soil inflow prevention device of a second embodiment according to the present invention, in the configuration of the first embodiment, the rear plate ( Between the 3) and the blocking plate 4 is further formed a space portion 6 is provided to be spaced apart from each other so as to prevent foreign matters, the front of the rear plate 3 to press the upper surface of the blocking plate (4) It is characterized in that the vertical plate 33 is further provided.

That is, foreign matter contained in the sewage in the process of passing the vertical through-hole 31 of the rear plate 3 and the vertical through-hole 511 of the operation plate 51 normally is the back plate 3 and the operation plate. The phenomenon caught between 51 can be prevented.

6 is a cross-sectional view showing a sediment inflow prevention apparatus according to a third embodiment of the present invention, the earth and sand inflow prevention apparatus of the second embodiment according to the present invention, the depression structure in the configuration of the first and second embodiments The other configuration is assumed to be the same except for the configuration of.

Thus, the soil inflow prevention apparatus of the second embodiment according to the present invention, the circumference of the sewage inlet hole 21 is composed of a protruding frame 212. And the protruding frame 212 is characterized in that it is supported through a frame 22 that is vertically fixed through a plurality of frame 221 in the inner lower surface of the collecting pipe (2). In addition, both sides of the frame 22 are open to enable drainage of sewage.

Therefore, by firmly supporting the protruding frame 212 provided with the rear plate 3, the blocking plate 4 and the opening and closing means 5 through the frame 22, the various components are inclined or bent during the operation of the device. This can prevent the malfunction.

The present invention as described above, by providing a sewer inlet drainage prevention device of a simple structure for slidingly opening and closing the sewage inflow hole, there is less failure of the device in use and has an effect that can be used for a long time regardless of corrosion.

While the present invention has been described with reference to the accompanying drawings, it will be apparent to those skilled in the art that many various obvious modifications are possible without departing from the scope of the invention from this description. Therefore, the scope of the invention should be construed by the claims described to include many such variations.

Claims (7)

In the sewer drainage conduit 2, which is provided on the discharge side of the sewer 1 and includes one or more sewage inflow holes 21, A rear plate 3 protruding from the rear of the sewage inflow hole 21 to prevent the rear so that the space 32 is formed in the front, and having a plurality of vertical through holes 31 in the front; A blocking plate 4 provided with a rear plate 3 and an upper and lower spaced space below the space part 32; It is characterized by consisting of the opening and closing means (5) which is provided between the rear plate (3) and the blocking plate (4) is moved forward and rearward to open and close the vertical through hole (31) according to the amount of sewage flowing into. Earth and sand inflow prevention device of the tea house. The method of claim 1, wherein the opening and closing means 5, A plurality of vertical through holes 511 are provided to be movable in the separation space and penetrate the vertical through holes 31 in a retracted state, and a blocking part blocking the vertical through holes 31 at the rear thereof. 512 is provided and the operating plate 51 is provided with a moving body 513 that is moved to the front when there is a large flow rate of sewage, A plurality of rollers 52 protruding on both sides of the sewage inflow hole 21 to support the operation plate 51 to be movable; and It is provided between the lower portion of the operating plate 51 and the inside of the collecting pipe 2, the weight of the collecting pipe, characterized in that composed of a weight return means 53 for returning the operating plate 51 to the retracted position when the amount of sewage is small Earth and sand intrusion prevention device. The method of claim 2, wherein the vertical through holes 31 and 511, The sediment inflow prevention device of the dust collector, characterized in that it consists of a long hole formed in the longitudinal direction to gradually reduce the inflow of the dust collector (2) when the amount of sewage increases. The weight return means (53) according to claim 2, A front bracket 531 protruding forward from the inner rear of the collecting conduit 2 and including a rotation shaft 532; A lower protruding bracket 533 protruding from the lower portion of the operating plate 51 and including a lower shaft 534; The middle of the rotation shaft 532 is inserted into the rotational axis 532 and the upper protrusion 536 is connected to the lower shaft 534 through the long hole 537 and the return weight at the end of the lower protrusion 538 Earthquake inflow prevention device of the dust collector, characterized in that consisting of a return link (535) having (539). According to claim 2, Between the rear plate (3) and the blocking plate (4) are provided so as to be spaced apart from each other so as not to pinch the foreign matter further formed, The front of the rear plate (3) is characterized in that the vertical plate 33 for pressing the upper surface of the blocking plate (4) further characterized in that the sediment inflow prevention device of the dust collector. The method of any one of claims 1 to 5, wherein the periphery of the sewage inlet hole 21 is characterized in that it consists of a recessed frame 211, the sediment inflow prevention device of the dust collector. The circumference of the sewage inflow hole (21) is composed of a protruding frame (212) according to any one of claims 1 to 5; The protruding frame 212, the inner surface of the collecting pipe (2) is vertically fixed through a plurality of frames 221 and both sides are supported by the frame 22, characterized in that the configuration is configured to be supported through the open frame 22 Device.

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