KR100740857B1 - Structure for connecting tube of water gathering tub - Google Patents

Abstract

A pipe connecting structure for a water collection box of a road surface is provided to execute pipe arrangement work conveniently and to prevent the waste of expenses and manpower by connecting a sewer pipe to a water collection box to be angle-adjustable using an articulating joint. The invention relates to a pipe connecting structure for connecting a sewer pipe to a water collection box by an articulating joint(20), wherein the articulating joint comprises a fixing pipe(30) fixed to the water collection box and composed of a pipe-shaped body(31), a projection(32) fitted to a slot of the water collection box, a ring-shaped adhesion portion(33) adhered closely to the water collection box and a groove(34) formed between the projection and the adhesion portion, a connecting pipe(40) connected with the sewer pipe and composed of a pipe-shaped body(41) coupled to the fixing pipe and the sewer pipe and one or more pressure pins(42) installed to the inside of the body to be adhered closely to the inner circumferential surface of the sewer pipe, and an angle adjustment ring(50) installed between the fixing pipe and the connecting pipe to connect the connecting pipe to the fixing pipe to be angle-adjustable.

Description

STRUCTURE FOR CONNECTING TUBE OF WATER GATHERING TUB}

1 is a cross-sectional view showing a sump and a joint applied to Embodiment 1 of the present invention.

Figure 2 is a front view showing a sump applied to Example 1 of the present invention.

3 is a cross-sectional view showing a pipe joint applied to Example 1 of the present invention.

4A and 4B are cross-sectional views illustrating the operation of the joint according to Embodiment 1 of the present invention, respectively.

5 is a cross-sectional view in another direction of the joint according to the first embodiment of the present invention.

Figure 6 is a cross-sectional view showing a structure in which the sewage pipe is coupled to the joint according to the first embodiment of the present invention.

7 is a sectional view of a joint according to Embodiment 2 of the present invention;

8A and 8B are partially cutaway cross-sectional views showing the action of the pipe connection structure of the road surface sump according to the second embodiment of the present invention, respectively.

<Description of Signs for Main Parts of Drawings>

10: sump, 11: combined groove

13: slot, 20: pipe fitting

30: fixed tube, 31: protrusion

33: groove, 35: close contact

40,60: connector, 41: body

42: pressure pin, 43: groove

44: elastic o-ring, 45: indentation

50,70: Angle adjusting ring, 55: Rubber packing

80: nut,

The present invention relates to a pipe connection structure of the road surface sump, and more specifically, to connect the sewer pipe for drainage of the rainwater collected in the sump to the angle adjustable with respect to the sump to reduce unnecessary work and materials to reduce costs It relates to the pipe connection structure of the surface of the sump can improve the efficiency of the work.

Generally, roads are equipped with home / drainage equipment. For example, the road is paved inclined downward toward both sides from the center, so that water on the road surface in rainy weather is led to an edge near the sidewalk.

In addition, a water collecting device for collecting the induced water is installed at the edge of the road, and to this day, a water collecting well is formed by pouring concrete into an installation space formed by excavating a certain depth of the road, or a water collecting tank previously produced in a manufacturing factory. Is embedded in the installation space.

On the other hand, the water collected in the sump tank or the sump (hereinafter referred to as the sump) is to be drained, the sump is connected to the tubular joint for the connection with the external drainage.

When the connection structure of such a sump and a sewer pipe is exemplified, in the related art, a plurality of sump are buried along the edge of a relatively wide road, and the water collected in the sump is connected to the center of the road through a joint with the sump. A sewer pipe was buried as a drainage source for draining the water.

At this time, the joint connecting the sump and the drainage pipe is formed thick in consideration of the strength, the connection could not be made if the position of the sump and the sewer pipe is not correct.

That is, when the opening point of the sump and the sewer pipe is different from the position set at the time of design during the construction process, additional work (remining earth work, and relocation of the sump) should be performed to secure an accurate position, and thus a huge cost. There was a problem that wasted and manpower.

The existing problem as described above is due to the joint connecting the sump and the sewer pipe simply fixedly connected to the sump and the sewer pipe, which can not flow at all in the vertical direction.

In addition, even if the connection structure considering the flow of the joint separately, it is a matter of course to ensure the seal to prevent the leakage phenomenon.

The present invention is to solve the above-mentioned problems, the pipe work of the sewage pipe to the pipe joints connecting the sewage pipe to the sump at the time of construction of the water collecting device (sump and sewage pipe) freely with respect to the sump The purpose of the present invention is to provide a pipe connection structure of a water collecting basin that can increase convenience and prevent unnecessary waste of waste and personnel.

In addition, another object of the present invention is to ensure the fluidity of the joint as described above, while completely blocking the formation of the gap between the tube by a plurality of O-rings and packing to increase the airtightness.

In addition, another object of the present invention is to ensure that the joint is firmly bonded while maintaining the above performance.

Pipe connection structure of the road surface sump according to the present invention for achieving the object as described above, the angle adjustment ring having a curved free surface fixed to the sump, the sewer pipe is connected to the curved free surface of the angle adjustment ring Including a connecting pipe provided with a curved free surface corresponding to the, characterized in that the sewer pipe is connected to the angle adjustable with respect to the rotation guide ring via the connecting pipe.

The features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. Prior to this, the terms or words used in the present specification and claims are defined in the technical spirit of the present invention on the basis of the principle that the inventor can appropriately define the concept of the term in order to explain his invention in the best way. It must be interpreted to mean meanings and concepts.

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

<Example 1>

Prior to the description, it is noted that the sump according to the present invention is embedded in the road surface to collect water on the road surface, and also communicates with the joint to drain the collected water.

1 is a cross-sectional view showing a sump container and a pipe fitting configured therein according to the present embodiment, FIG. 2 is a front view showing a sump container to which the present embodiment is applied, FIG. 3 is a cross-sectional view showing a joint according to the present embodiment, and FIG. 4A. And Figure 4b is a cross-sectional view illustrating the operation of the joint according to the present embodiment, Figure 5 is a cross-sectional view of the other direction of the joint applied to this embodiment, Figure 6 is an outer tube to the pipe fitting according to the present embodiment Cross section showing a combined structure.

In this embodiment, the sewage pipe 1 is connected in fluid communication with the water collecting tank 10 through the articulated joint 20.

As shown in FIG. 3, the articulated joint 20 is largely connected to the fixed pipe 30 fixed to the sump well 10, the connecting pipe 40 to which the sewer pipe 1 is connected, and the fixed pipe 30. Consists of the angle adjustment ring 50 to connect the 40 to the angle adjustable, and will be described in detail for each component.

Fixing tube 30 is one side is fixed to the sump (10) is fixed. At this time, for the coupling of the sump (10) and the fixed tube 30, as shown in Figure 2, the sump (10) is formed with a coupling groove 11 matching the outer diameter of the fixed tube (30). In addition, a plurality of slots 13 (shown as three in the figure) are arranged on the outer circumferential surface constituting the coupling groove 11 of the water collecting tank 10 so as to be spaced apart at regular intervals along the circumferential direction of the coupling groove 11. Are formed respectively.

The fixed tube 30 is formed in a tubular body 31, corresponding to the slot 13 at a predetermined angle to each other along the circumferential direction on the front end portion (end of the catchment 10 side) of the body 31 and the slot (13) Consists of an annular close contact portion 33 is made of an outer diameter larger than the projection (31) in the position spaced rearward from the projection (32) fixed to fit in close to the water collecting well (10). Between the protrusion 32 and the contact portion 33 may be formed with a groove 34 recessed in a smaller diameter than the protrusion 32.

According to the configuration as described above, looking at the process of combining the sump (10) and the fixed tube 30, first, the projection 32 of the fixed tube 30 is located in the slot 13 of the sump (10) In the fixed tube 30 is fitted into the sump (10). Then, when the surface forming the coupling groove 11 and the slot 13 of the sump (10) is inserted into the groove 34 of the fixed tube 30, the fixed tube 30 is partially rotated (of the fixed tube 30) Fixing pipe 30 is located so that the projection 32 is located at a point where the slot 13 of the sump (10) is not formed) The catch tube (10) as the projection 32 interferes with the inner wall of the sump (10) ) Cannot be moved in the outward direction, and also cannot be moved in the inward direction of the sump container 10 by the close contact portion 33, so that the sump well 10 and the fixed tube 30 are separated. To achieve a bond that is prevented.

The connecting pipe 40 is coupled to the other side (side not coupled with the sump container 10) of the fixed tube 30 through the angle adjustment ring 50, the other side of the tubular body is fixed to the sewer pipe (1) is fitted (41), it is composed of one or more pressing pins (42) which are mounted to the inside of the body (41) to be protruded to the outside and fixed to the inner circumferential surface of the sewage pipe (1). The pressing pin 42 is formed in a band and protrudes toward the outside (fitting direction of the sewage pipe 1) at one end (the sewer pipe 1 side) at an end thereof and is supported by the inner side of the sewer pipe 1, the other side. The end portion may be formed to be bent toward the outside, for example, at a right angle, and may include a support portion 42b that elastically supports the pressing portion 42a toward the sewer pipe 1 side.

Such a pressing pin 42 is inserted into the groove 43 formed on the wall of the connecting pipe 40, at this time, at least two pressure pins 42 are provided, accordingly two grooves 43 It is formed over. In this embodiment, the pressing pins 42 and the grooves 43 exemplify a total of three in the form of equal intervals along the circumferential direction on the cross section of the connecting pipe 40. In this case, the groove 43 may be closed by only the space in which the pressing portion 42a and the supporting portion 42b of the pressing pin 42 are exposed by the cover 43a.

As described above, the pressing pin 42 inserted into the groove 43 has the side in which the pressing portion 42a is formed on the elastic o-ring 44 (located between the supporting portion 42b and the inner wall of the connecting pipe 40 to prevent separation). By the side, and the side in which the support part 42b is formed is located in the extended section of the groove | channel 43. According to this support configuration, the pressing pin 42 is elastic in the radial direction (upward in the drawing) of the connector tube 40 about the point supported by the elastic o-ring 44 (approximately close to the support 42b). Will have

When the fitting pipe body 41 is fitted in the connection pipe body 41, an indentation portion 45 is formed so that the end side of the sewer pipe 1 to be inserted can be press-fitted. The press-fit part 45 may protrude in a tapered shape on the outer surface of the body 41.

 Reference numeral "46" denotes a rubber packing, which is a tubular of an elastic material having a cross-section that is open to both sides along the axial direction, and is coupled to the outer peripheral surface of the end of the connecting pipe 40 to form a gap between the connecting pipe 40 and the sewer pipe 1. It functions to prevent formation.

The sewer pipe 1 is inserted into the connection pipe 40 of the structure as described above is fixed as follows.

First, when the sewage pipe 1 reaches the point where the rubber packing 46 of the connection pipe 40 is coupled, the rubber packing 46 having a bifurcated shape is between the sewer pipe 1 and the connection pipe 40. It adheres to and prevents gap formation. Subsequently, when the sewer pipe 1 is continuously inserted into the connecting pipe 40, the inner surface of the sewer pipe 1 comes into contact with the pressurizing portion 42a, wherein the pressurizing portion 42a is fitted in the sewer pipe 1. As it slopes upward, the sewer pipe 1 can proceed without any interference. Again, when the end side of the sewer pipe (1) reaches the press-in portion 45, the sewage pipe (1) as the outer diameter of the connecting pipe (40) forming the press-in portion 45 toward the progress direction of the sewage pipe (1) increases The end of is pressed into the connector 40 is fixed.

As such, in the fixed state, the pressing pin 42 has elasticity to protrude in the radial direction of the connecting pipe 40, and thus, the sharp pressing part 42a of the pressing pin 42 is connected to the sewage pipe 1. As the inner surface is pressed or pressed, the sewer pipe (1) cannot be retracted.

On the other hand, the above-described angle adjustment ring 50 is interposed between the fixed tube 30 and the connecting tube 40 to connect the connecting tube 40 to the fixed tube 30 so as to adjust the angle, while being made in an annular shape The inner surface and the outer surface are in contact with the outer surface of the fixed tube 30 and the inner surface of the connecting tube 40, respectively. At this time, the outer surface of the angle adjustment ring 50 in contact with each other and the inner surface in contact with the inner surface of the connection pipe 40 are formed with first and second curved free surfaces 47 and 51 of the curvature corresponding to each other. As a result, the connection pipe 40 may freely flow in other directions except for the fitting direction to the fixing pipe 30 or the opposite direction. That is, the angle adjustment ring 50 is to give freedom for the up, down, left and right flow to the connection pipe 40 coupled to the fixed pipe (30). Here, the angle adjustment ring 50 is coupled to the fixed tube 30 through the adhesive after being coupled to the connecting pipe (40). At this time, the stopper 52 is caught on the jaw of the sewer pipe (1) side of the fixed tube 30 at the end of the angle adjusting ring 50 to confirm the coupling of the angle adjustment ring 50 to the fixed tube 30 and to ensure a firm coupling It may be provided. The stopper 52 has a jaw shape protruding toward the inner diameter side of the angle adjusting ring 50 and a plurality of stoppers 52 may be formed at regular intervals along the circumferential direction of the angle adjusting ring 50 or may be formed entirely on the angle adjusting ring 50. .

In addition, the reference numeral "53" is an O-ring fixed to prevent the formation of the gap on the surface in contact with the angle adjustment ring 50 of the connector (40).

<Example 2>

7 is a partial cutaway cross-sectional view showing a pipe connection structure of the road surface sump according to the present embodiment, Figures 8a and 8b is a partial cutaway cross-sectional view showing the action of the pipe connection structure of the road surface sump according to the present embodiment, respectively. .

As shown in this, the pipe connection structure of the road surface sump according to the present embodiment, the tubular connection pipe 60 is made of a tubular and the sewage pipe 1 is coupled to the sump well 10 is connected to the inside Pipe 60 is composed of an angle adjusting ring 70 is coupled to the angle adjustable and the nut 80 for binding the connection pipe 60 and the sewer pipe (1).

The connecting pipe 60 is a third curved free surface 61 (in the center, which is convex and formed symmetrically about its center), which is formed in order from one side (the catchment 10 side) of the outer circumferential surface to the other side, It may be composed of a screw portion 62 and the sewer pipe connection (63). The third curved free surface 61 is to allow the angle adjustment ring 70 is coupled to the connector 60 in the angle adjustment ring 70 is fixed to the sump (10), the angle adjustable, the screw portion ( 62, the nut 80 is screwed in, and the sewer pipe connection portion 63 is a portion into which the sewer pipe 1 is inserted, and an annular rubber packing 64 is interposed to seal between the sewer pipe 1.

The angle adjustment ring 70 is formed in an annular shape, and a fourth curved free surface having a curvature corresponding to the third curved free surface 61 of the connecting pipe 60 is formed, and the third curved free surface 61 is formed. Body 71 coupled to the body (body 71 is formed by splitting the left and right two can be combined with a bolt 73 to be described later), the boss 72 is formed to protrude to the outer surface of the body 71, the boss Through the 72 may be fastened to the sump (1) may be composed of a bolt 73 for fixing the angle adjustment ring 70 to the sump (10).

The nut 80 is screwed to the threaded portion 62 of the connecting pipe 60 so as to move forward and backward (left and right as viewed in FIG. 7) with respect to the sewer pipe 1 side, thereby connecting the connecting pipe 60 and the sewer pipe 1 with each other. By being formed, the body 81 is screwed to the threaded portion 62, is formed to be inclined on one side of the body 81 is embedded in the gap between the connection pipe 60 and the sewer pipe (1) and the sewer pipe (60) ( It may be made of a wedge portion 82 to bind 1). A plurality of non-slip protrusions 83 may be formed on the circumferential surface of the nut 80 so as not to slip when the nut 80 is gripped and turned.

When connecting the sewage pipe (1) to the sump (10), the joint 20 must first be connected to the sump (10). Specifically, the end of the connection pipe 60 is inserted into the opening of the sump (10). And tighten the bolt 73 to install the joint 20 to the sump (10) through the angle adjustment ring (70). Subsequently, when the sewer pipe 1 is inserted into the sewer pipe connecting portion 63 of the connecting pipe 60 and the nut 80 is turned, the nut 80 rotates to move to the sewer pipe 1 side, and the wedge portion 82 moves to the sewer pipe 1. ) Is inserted into the wedge between the connecting pipe 60 and the connecting pipe 60 and the sewer pipe (1) is firmly piped. At this time, the rubber packing 64 is elastically deformed between the connecting pipe 60 and the sewer pipe 1 to tightly seal between the connecting pipe 60 and the sewer pipe 1.

As such, when the collection well 10, the joint 20, and the sewer pipe 1 are connected, or the sewer pipe 1 needs to be adjusted before the sewer pipe 1 is connected to the joint 20, the angle of the sewer pipe 1 may be adjusted. As shown in FIG. 8B, when the angle of the connector 60 is adjusted, the connector 60 is angled by the guidance of a third curved free surface 61 having a curvature corresponding to the angle adjusting ring 70. .

As described above, according to the pipe connection structure of the road surface sump according to the present invention, the sewage pipe for draining the rainwater collected in the sump is connected to the sump through the articulated joint so that the angle can be adjusted. It is possible to increase the convenience of the work, and to prevent unnecessary expenses and waste of manpower, since the piping work can be performed by adjusting the angle of the sewage pipe without performing unnecessary work such as remining soil when piping the sewage pipe.

In addition, while ensuring the fluidity of the sewage pipe, there is an effect that the airtightness is improved by completely blocking the formation of the gap between the pipe by a plurality of O-rings and packing.

In addition, the press-fitting part for press-fitting the sewage pipe end side and the pressurizing part which is in close contact with the inner surface of the sewage pipe to prevent the sewage pipe is separated, there is an effect that can achieve a more solid coupling between the joint and the sewer pipe.

While the invention has been described and illustrated in connection with a preferred embodiment for illustrating the principles of the invention, the invention is not limited to the configuration and operation as such is shown and described. Rather, it will be apparent to those skilled in the art that many changes and modifications to the present invention are possible without departing from the spirit and scope of the appended claims. Accordingly, all such suitable changes and modifications and equivalents should be considered to be within the scope of the present invention.

Claims (4)

In the pipe connection structure for connecting the sump and the sewer pipe embedded in the road surface to collect water on the road surface, The joint includes a fixed pipe fixed to the water collecting well, a connecting pipe to which the sewer pipe is connected, and an angle adjusting ring for connecting the connecting pipe to the fixed pipe so that the angle can be adjusted. The connecting pipe is a tubular body, one or more pressure pins which are elastically supported to be protruded to the outer circumference of the body to elastically pressurize the sewer pipe, and a first curve of which a central portion is concave is formed on the inner circumferential surface of the body. Consists of a free form and a tapered shape of the sewer pipe is wedge-shaped coupled, The angle adjustment ring is formed in an annular, the inner circumferential surface is adhesively fixed to the fixing tube and the outer circumferential surface includes a second curved free surface formed with a curvature corresponding to the first curved free surface of the connector, Pipe connection structure of the road surface sump can be connected to the angle adjustment ring through the first, second curved free surface. According to claim 1, wherein the pressing pin is formed on the one end and the other end, respectively, the pressing portion and the support portion protruding outwards is inserted into the groove formed in the periphery of the connector tube by the elastic O-ring The pipe connection structure of the road surface sump can be supported by the center side of the connecting pipe to support the sewage pipe while the pressing portion is supported to the outside. According to claim 1, The fixed tube is a tubular body, a protrusion formed corresponding to the slot at a predetermined angle to each other along the circumferential direction at the end of the water collecting well side of the body is fixed to the slot, the projection spaced apart from the rear The pipe connection structure of the road surface sump container consisting of an annular close contact portion made of an outer diameter larger than the protrusion in close contact with the sump. In the pipe connection structure for connecting the sump and the sewer pipe embedded in the road surface to collect water on the road surface, The joint, the angle adjustment ring is fixed to the sump, one side is connected to the angle control ring so that the angle is adjustable and the other side includes a connection pipe to which the sewer pipe is connected and the nut to bind the sewer pipe to the connection pipe; , The angle adjusting ring has a fourth curved free surface is formed on the inner circumferential surface is installed through the fastener to the water collecting well, The connecting pipe is composed of a third curved free surface, a screw part and a sewer pipe connecting part which are sequentially formed from one side to the other side on the outer circumferential surface thereof, and are connected to the angle adjusting ring through the third and fourth curved free surfaces. The nut is fastened to the threaded portion of the connector pipe is inserted between the connecting pipe and the sewer pipe while linearly reciprocating along the connection pipe, characterized in that it comprises a wedge portion for binding the connection pipe and the sewer pipe Water pipe connection structure.

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