KR102406859B1 - Pipe Line Cleaning System Using High Pressure Press-Fitting and Vacuum Suction of Washing Water - Google Patents

Abstract

The present invention washes the underground pipeline by high-pressure press-in and vacuum suction method of washing water using a dredger on the upper/downstream side of the water supply to wash and remove sediment in the pipeline and at the same time provide efficient collection of contaminants after washing. a washing valve unit installed at one end of the upstream side and the downstream side of the section to be washed so as to be able to open and close, and having a connection pipe that communicates with the underground pipe and can be connected to the outside; a washing press-in unit connected to an upstream washing valve of the washing valve unit and configured to allow high-pressure washing water to flow in; A two-way washing water high-pressure press-in and vacuum suction type pipe washing system comprising a; a wastewater recovery unit that is connected to the washing valve unit on the downstream side of the washing valve unit and configured to vacuum suction the washing water including sludge through an underground pipe line. to provide.

Description

{Pipe Line Cleaning System Using High Pressure Press-Fitting and Vacuum Suction of Washing Water}

The present invention relates to a bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system, and more particularly, by washing the underground pipe line by high-pressure press-in and vacuum suction of washing water using a dredger on the upper/downstream side of the water supply, to remove sediment in the pipe line It relates to a bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system capable of efficiently collecting contaminants after washing while simultaneously washing and removing.

In general, water supply pipes connect a number of pipes and are buried in the lower part of the ground, that is, underground, and supply water to each household by moving water through pipes. When rust is generated and a scale layer is formed as a result of solidification, it must be washed to remove it.

Here, the scale layer generated in the pipeline of the water supply pipe interferes with the smooth flow of the fluid and drops the fluid pressure. In addition, the scale layer attached to the pipeline dissolves in the fluid being transported and contaminates the fluid, causing a significant hindrance in maintaining the function of the pipeline network, as well as increasing energy consumption. there was.

Due to these problems, it is necessary to periodically replace or clean the pipeline. Usually, replacing the underground water supply pipe is not economical in terms of cost and may cause inconvenience to residents due to water outage. A cleaning method of the pipeline is required.

As a prior art disclosed in relation to the washing method as described above, Republic of Korea Patent Publication No. 1255093 (April 10, 2013) discloses an ultra-high pressure water generating unit that generates and supplies ultra-high pressure washing water, and the ultra-high pressure of the ultra-high pressure water generating unit. The ultra-high-pressure water guide hose for guiding water and the high-pressure water provided through the ultra-high pressure water guide hose from the ultra-high pressure water generating unit are directed toward the inner wall of the conduit to be cleaned through a plurality of injection nozzles provided at equal intervals along the circumferential direction. In the rotating self-propelled pipe line washing device using an ultra-high pressure water jet including an ultra-high pressure water jet nozzle mechanism that rotates the body and moves forward or backward at the same time by the reaction force of the jet pressure of the ultra-high pressure water that is sprayed and sprayed, the ultra-high pressure water generating unit generates 700 bar to 2500 bar of ultra-high pressure washing water, and the ultra-high-pressure water spray nozzle mechanism has the ultra-high pressure water guide hose detachably connected to the rear end and introduces ultra-high pressure water from the ultra-high pressure water guide hose in the central axis direction a fixed casing having a connecting portion in which the passage is formed in the central axis direction and having a screw groove on the inner surface; a movable casing coaxially movably coupled to a front inner side of the fixed casing; A first supply passage passing through the fixed casing and the movable casing in the central axis direction, rotatably supported by bearings on each inner surface of the fixed casing and the movable casing, and the rear end communicating with the inlet passage of the connection part, is formed. nozzle shaft; a nozzle head detachably coupled to a tip of the rotating nozzle shaft to rotate together with the rotating nozzle shaft; and a rotating nozzle rotation speed control mechanism for adjusting the rotation speed of the rotating nozzle shaft and the nozzle head with respect to the fixed casing and the movable casing; [0003] A rotary tube cleaning device using an ultra-high pressure water jet is known.

In addition, in Patent Publication No. 2188129 (2020.12.01.), there is a support member accommodated in the inner space of the pipe in a penetrating shape, and moving in the front-rear direction along the outer surface of the support member while wrapping the outer surface of the support member. A sliding member, a movable member for guiding the movement of the support member while adjusting the height so as to be in close contact with the inner surface of various conduits according to the movement of the sliding member, is installed at the rear end of the support member and sprays the washing water supplied from the outside in a rotational manner. A washing water spray member for washing the inner circumferential surface of the support member and supporting the cable extending to the camera installed in front of the support member, and a camera member fixed to the front end of the support member and photographing the inside of the conduit, the sliding part of the support member A horizontal distance adjusting groove is formed in the shape of a long groove at a position corresponding to the stopper, and a stopper is formed on the outer surface of the support member to prevent the sliding part from being separated to the front, and the movable member protrudes from one surface of the support member to the outside. A first support piece, a first support shaft having one end fastened to rotate on the first support piece and having a wheel mounted on the other end, a second support piece protruding outward from the outer surface of the sliding unit, and one end attached to the second support piece A second support shaft fastened to rotate and having a wheel mounted thereon at the other end and an elastic body having one end connected to the first support piece and the other end connected to the second support piece to adjust the sliding unit to move elastically, the first support shaft As the middle portion of the second support shaft and the second support shaft are fastened to cross and rotate, there is known a water supply pipe washing device of a rotational spray type that can evenly spray the washing water into the pipe as well as promote stable spraying.

However, in the prior art, since the cleaning device in the pipeline is put in and moved, it is difficult to wash various pipelines with different diameters. There was a problem of causing damage to the inner wall of the pipeline during washing due to excessive input and forced movement.

In addition, in the prior art, there was a problem that the connection with the dredger that treats the sludge mixed with the washing water in the pipeline after washing is difficult and time-consuming due to the various diameters of the underground pipeline.

KR Registered Patent Publication No. 10-1255093 (2013.04.10.) KR Registered Patent Publication No. 10-02188129 (2020.12.01.)

In order to solve the above problems, the present invention constitutes a washing method in which washing water is pressurized in both directions on the up/down side and vacuum suction of washing water including sludge at the same time, thus promoting speed of operation and conduit by washing operation It is an object of the present invention to provide a bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system that can prevent damage to and promote excellent workability for washing pipes of various diameters.

In addition, the present invention is to provide a bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system that can promote convenience and speed of operation by configuring a connection fastener for connecting the dredger in response to pipes of various diameters. .

The bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system proposed by the present invention is installed so as to be opened and closed at one end of the upstream and downstream sides of the section to be washed among the underground pipes, and has a connection pipe that communicates with the underground pipe and can be connected to the outside. a washing valve unit; a washing press-in unit connected to an upstream washing valve of the washing valve unit and configured to allow high-pressure washing water to flow in; and a waste water recovery unit connected to the washing valve unit on the downstream side of the washing valve unit and configured to vacuum suction the washing water including sludge through an underground pipeline.

An interface fastener having a connection end with a variable diameter to connect one end of the washing press-fitting unit or the wastewater recovery unit to the connection pipe of the washing valve unit is configured.

In the washing valve unit, a washing ball is configured to contact and remove the scale layer of the inner wall of the pipe while moving with the washing water inlet pressure of the washing press-fitting unit.

The washing ball is provided with a plurality of embossing protrusions protrudingly formed on the surface and provided on the circumference.

The washing valve part includes a washing ball manure member that partially partitions the internal space, is installed to accommodate the washing ball, and forms washing water in a flowable manner.

The washing ball manure member is provided with a sludge discharge path that communicates with the connection pipe of the washing valve unit to move the sludge of the scale layer.

According to the bidirectional high-pressure press-in and vacuum suction system for washing water in both directions according to the present invention, since washing water including sludge is vacuum-sucked while press-injecting washing water at high pressure in both upstream and downstream directions of an underground pipe, it promotes rapid work progress and improves work speed. Minimize physical contact with city underground pipelines to prevent damage to pipelines, and to promote flexible cleaning of pipelines of various diameters while improving work efficiency.

In addition, the bidirectional washing water high-pressure press-fitting and vacuum suction-type pipeline washing system enables flexible connection of the diameter to the connection to the washing valve for the washing press-in and wastewater recovery parts, thereby shortening the working time with rapid preparation for work. It has the effect of promoting the convenience of work.

1 is a block diagram showing an embodiment according to the present invention.
2 is a cross-sectional view showing a washing valve unit in an embodiment according to the present invention.
Figure 3 is a front view showing a washing ball in an embodiment according to the present invention.

The present invention includes: a washing valve unit installed to be openable and openable at one end of an upstream side and a downstream side of a section to be washed in an underground pipe, and having a connection pipe that communicates with the underground pipe and can be connected to the outside; a washing press-in unit connected to an upstream washing valve of the washing valve unit and configured to allow high-pressure washing water to flow in; A two-way washing water high-pressure press-in and vacuum suction type pipe washing system comprising a; a wastewater recovery unit that is connected to the washing valve unit on the downstream side of the washing valve unit and configured to vacuum suction the washing water including sludge through an underground pipe line. It is characterized by technical composition.

Next, a preferred embodiment of the bidirectional washing water high-pressure press-in and vacuum suction type pipe line washing system according to the present invention will be described in detail with reference to the drawings.

First, as shown in [FIG. 1], an embodiment of the bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system according to the present invention includes a washing valve unit 10, a washing press-fitting unit 20, and a waste water recovery unit. (30) is included.

The washing valve unit 10 performs a function of opening and closing to set and control the supply of high-pressure washing water in the underground pipeline (P).

As shown in [Fig. 1], the washing valve unit 10 is installed so as to be able to open and close the pipe path at one end of the upstream side and the downstream side of the section to be washed among the underground pipe lines (P).

The washing valve unit 10 includes a first washing valve unit 10a installed to be disposed on the upstream side in the washing target section of the underground pipe line (P), and to be disposed on the downstream side in the washing target section of the underground pipe line (P). A second washing valve part 10b to be installed is constituted.

The first washing valve unit 10a has a structure capable of opening and blocking the inflow of washing water from the outside at the upstream side of the underground pipe line P, and is configured to be connected to the washing press-fitting unit 20 .

The second washing valve part 10b has a structure that can be opened and blocked to set whether to discharge the washing water from the downstream side of the underground pipe P to the outside, and is configured to be connectable with the wastewater recovery part 30 .

The washing valve unit 10 is provided with a connection pipe 11 that communicates with the underground pipe line (P) and can be connected to the outside. That is, the washing press-in unit 20 and the waste water recovery unit 30 are connected to the connecting pipe 11 of the washing valve unit 10 to form a fastening structure.

An interface fastener 40 provided so as to be fastened in correspondence to the connection pipe 11 is configured in the washing valve unit 10 .

The interface fastener 40 connects one end of the washing press-in unit 20 or the wastewater recovery unit 30 on the washing valve unit 10 .

One end of the washing press-fitting unit 20 or the waste water recovery unit 30 is connected to the interface fastener 40, but the connection diameter can be variably connected to correspond to the connection pipe 11 of the washing valve unit 10 A fastening end 41 is provided.

That is, while configuring the interface fastener 40 for connecting and fastening different diameters to the connection between the washing valve unit 10 and the washing press-in unit 20 or the waste water recovery unit 30, the underground pipe line (P) A fastening end 41 for connecting and fastening the washing press-fitting unit 20 or the wastewater recovery unit 30 is formed according to the various diameters of the washing valve unit 10 applied to suit.

The fastening end 41 is configured to be provided with a plurality of different diameters on the interface fastener 40 to correspond to the pipe line diameter of various diameters of the washing press-fitting unit 20 or the wastewater recovery unit 30 . to connect elastically.

When the interface fastener 40 is configured as described above, since the diameter is elastically connected to the connection with the washing valve unit 10 for the washing press-fitting unit 20 and the waste water recovery unit 30, quick operation It is possible to promote convenience of work while shortening work time by preparation.

As shown in [Fig. 2] and [Fig. 3], the washing valve unit 10 is configured to include a washing ball 17 capable of removing the scale layer of the inner wall of the pipe by contact.

The washing ball 17 has a spherical shape and is configured to include at least one (two in FIG. 2 ) in the washing valve unit 10 .

The washing ball 17 is accommodated in the washing valve unit 10 so as to be movable, and is configured to be movable in the pipeline by the washing water inlet pressure of the washing press-in unit 20 . That is, the washing ball 17 moves rapidly together with the washing water of the washing press-in unit 20 to physically contact and remove the scale layer of the inner wall of the pipe.

The washing ball 17 is configured by complexly applying washing balls 17 of various diameters within a diameter range of 60 to 80% based on the diameter of the underground pipe line P.

As shown in [Fig. 3], the washing ball 17 is provided with a plurality of embossing protrusions 18 protruding on the surface and provided with a plurality on the outer periphery.

As shown in [Fig. 2], the washing valve part 10 includes a washing ball filter member 15 for accommodating the washing ball 17 therein.

The washing ball manure member 15 is mounted in the washing valve unit 10 , and partially partitions an internal space capable of accommodating the washing ball 17 in the entire interior space of the washing valve unit 10 .

The washing ball filter member 15 forms a mesh network structure to accommodate the washing ball 17 while allowing the flow of washing water to flow.

The washing ball manure member 15 is provided with a sludge discharge path 16 that communicates with the connection pipe 11 of the washing valve unit 10 to move the sludge of the scale layer. That is, the sludge discharge path 16 guides the flow discharge path divided so that the sludge generated in the washing process of the underground pipe P can be moved through the connection pipe 11 .

The washing press-in unit 20 performs a function of injecting and supplying compressed air together with high-pressure washing water, that is, washing water, to the underground pipe line P through the washing valve unit 10 .

The washing press-fitting unit 20 is configured to be connectable corresponding to the upstream washing valve unit 10 of the washing valve unit 10 , that is, the first washing valve unit 10a.

The washing press-in unit 20 has a configuration capable of introducing compressed air together with the supply of washing water, and a hydraulic inlet line ( 21), a high-pressure tank 23 and a water tank 25 connected to one end of the hydraulic inlet line 21, and a high-pressure washing pump 27 are configured.

In the washing press-fitting unit 20, the high-pressure tank 23 and the water tank 25, the high-pressure washing pump 27, and the water pressure inlet line 21 are applied and configured as a mobile vehicle-mounted structure. It is possible, and in the washing press-fitting unit 20, the high-pressure tank 23 and the water tank 25, the high-pressure washing pump 27, and the water pressure inlet line 21 are applied to the above-ground fixed mounting structure. It is also possible to

In the above, the washing press-fitting unit 20 injects air from the high-pressure washing pump 27 into the high-pressure tank 23 and compresses it, and at the same time, from the water tank 25 to the inside of the high-pressure tank 23 . The washing water is supplied, and the washing water and compressed air are supplied to the washing valve unit 10 through the import inlet line 21 in a driving configuration.

The wastewater recovery unit 30 performs a function of discharging the sludge from the underground pipe line P through the washing valve unit 10 .

The wastewater recovery unit 30 is configured to be connectable corresponding to the downstream washing valve unit 10 of the washing valve unit 10 , that is, the second washing valve unit 10b.

The wastewater recovery unit 30 is configured to recover the washing water containing sludge to the ground while passing through the underground pipe line P, and the interface fastener 40 is connected to the connection pipe 11 of the washing valve unit 10. It has a suction return line 31 connected through the , and constitutes a vacuum suction pump 33 capable of vacuum suction to generate suction force through the suction recovery line 31 .

The wastewater recovery unit 30 may be configured by applying a mobile vehicle-mounted structure having the configuration of the suction recovery line 31 and the vacuum suction pump 33, that is, a structure of a dredge vehicle, and the wastewater recovery In the part 30, it is also possible to apply and configure the above-ground fixed mounting structure including the suction return line 31 and the vacuum suction pump 33.

That is, according to the bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system according to the present invention configured as described above, the washing water including sludge is vacuum-sucked while the washing water is press-injected at high pressure in both upstream and downstream directions of the underground pipeline, so that rapid work progress is achieved. It is possible to improve the working speed, prevent damage to the pipeline by minimizing physical contact with the underground pipeline during work, and improve work efficiency while promoting flexible cleaning work for pipelines of various diameters.

In the above, a preferred embodiment of the bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system according to the present invention has been described, but the present invention is not limited thereto, and various methods are provided within the scope of the claims, the specification of the invention, and the accompanying drawings. It is possible to carry out a modification to this, and this also falls within the scope of the present invention.

10: washing valve part 11: connection pipe
15: washing ball manure member 16: sludge discharge path
17: washing ball 18: embossing projection
20: washing press in part 21: hydraulic inlet line
23: high pressure tank 25: water tank
27: high pressure washing pump 30: wastewater recovery part
31: suction return line 33: vacuum suction pump
40: interface fastener 41: fastening end

Claims (6)

a washing valve unit which is installed so as to be able to open and close at one end of the upstream and downstream sides of the section to be washed among the underground pipelines, and which has a connection pipe that communicates with the underground pipeline and can be connected to the outside; a washing press-fitting unit connected to the washing valve on the upstream side of the washing valve unit and configured to inject and supply compressed air together with washing water while allowing high-pressure washing water to be introduced; and a waste water recovery unit connected to the washing valve unit on the downstream side of the washing valve unit and configured to vacuum suction the washing water including sludge through an underground pipe line;
and an interface fastener having a fastening end capable of connecting with a variable diameter so as to connect one end of the washing press-fitting unit or the wastewater recovery unit corresponding to the connecting pipe of the washing valve unit,
The washing valve unit includes a washing ball having a diameter of 60 to 80% based on the pipe diameter of the underground pipe, which removes the scale layer on the inner wall of the pipe while moving with the washing water inlet pressure of the washing press-in part,
The washing ball includes a plurality of embossing protrusions that are provided around the outer periphery and protrude on the surface,
The washing valve part includes a washing ball filter member which is installed to receive the washing ball while partially partitioning the internal space, forms a mesh network structure, and forms washing water in a flowable manner,
The washing ball manure member includes a sludge discharge path that communicates with the connection pipe of the washing valve unit to move the sludge of the scale layer, and a bidirectional washing water high-pressure press-in and vacuum suction type pipe washing system.
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