KR102058533B1 - Method and apparatus for leak inspecting of air conditioner drain pipe - Google Patents

Abstract

The present invention relates to a water leak inspection method for an air conditioner drain pipe and an apparatus thereof. According to the present invention, the water leak inspection apparatus for an air conditioner drain pipe inspects a water leak of a branch pipe branching from a drain pipe buried in a wall of a building by a branch sphere on each floor and comprises: a water leak checking medium transport unit to forcibly transport a water leak checking medium into the drain pipe while the lower end of the drain pipe positioned on a floor to be inspected in the building is blocked; and a water leak checking medium supply amount checking unit arranged outdoors in parallel with the drain pipe to check a supply height of the water leak checking medium transported into the drain pipe. The water leak checking medium is simultaneously supplied to the drain pipe and the water leak checking medium supply amount checking unit by the water leak checking medium transport unit. According to the present invention, the water leak checking medium supply amount checking unit is connected while the lower end of the drain pipe positioned on a floor to be inspected for a water leak in the drain pipe buried in the inner wall of the building is closed, and the water leak checking medium is simultaneously supplied to the drain pipe and the water leak checking medium supply amount checking unit to check a water leak floor by the height of the water leak checking medium by the water leak checking medium supply amount checking unit at the time when the water leak checking medium leaking from a corresponding floor descends through the drain pipe. Therefore, inspection time is shortened and an accurate water leak position can be inspected.

Description

Leak test method and drainage device of air conditioner drain pipe {METHOD AND APPARATUS FOR LEAK INSPECTING OF AIR CONDITIONER DRAIN PIPE}

The present invention relates to a leak inspection method and apparatus thereof for air conditioner drain piping, and more particularly, to a method and apparatus for inspecting leaks such as branch origins branched by branch piping for each floor in drain piping embedded in a building wall. It is about.

In general, the air conditioner is a system that is capable of air conditioning with various capacities by systemizing multiple air conditioners connecting several indoor units to one outdoor unit.

Several indoor units and one outdoor unit installed in each room are connected by refrigerant pipe, and the refrigerant pipe connecting the indoor unit and outdoor unit is buried in the floor and concrete installation so as not to be exposed to the user's indoor space, and the refrigerant pipe is embedded in the wall. The connection is made in the joint box.

That is, the drain pipe is connected to discharge the condensed water generated in the indoor unit to the outside during the operation of the air conditioning equipment, the drain pipe is connected to the sewer from the indoor unit to discharge the condensed water.

Here, for convenience, the drain pipe is buried in the wall or ceiling at the time of construction of the building, and the pipe is installed in advance to a position where the indoor unit of the air conditioner can be located.

The technique of having such a drain pipe embedded in a wall has been proposed in Korean Patent Laid-Open No. 2011-0107927.

However, Patent Literature 1 has a branched drain pipe of each building branched into branch pipes for connecting air conditioners. There was a problem.

Korea Patent Publication No. 2011-0107927 (2011.10.05)

SUMMARY OF THE INVENTION The present invention has been made in view of the above, and a problem to be solved by the present invention is a method and apparatus for inspecting a leak in an air conditioner drain pipe, which makes it possible to accurately and easily inspect a leaking part of a drain pipe embedded in a wall. The purpose is to provide.

Leakage inspection device of the air conditioning drain pipe according to the present invention for achieving the above object, as a device for inspecting the leakage of the branch pipe branched by the branch for each floor in the drain pipe embedded in the building wall, A leak checking medium conveying unit for forcibly conveying a leak checking medium into the drain pipe in a state of blocking a lower end of the drain pipe positioned in the floor; And a leakage check medium supply amount checking unit disposed in the outdoor state in parallel with the drain pipe and provided to check a supply height of the leak check medium transferred into the drain pipe. Through the drain pipe and the leakage confirmation medium supply amount confirmation unit can be supplied at the same time the leakage confirmation medium.

The leak check medium transfer unit may be a hose or pipe of a transparent material.

The leak checking medium transfer unit, the tank containing the leak check medium; A pump installed in the water tank and communicating with the drain pipe and the leak checking medium supply amount checking unit to forcibly transfer the leak checking medium; And a pressure gauge for measuring a supply pressure of the leak checking medium.

The leak checking medium may be ink.

In addition, the leak test method of the air conditioner drain pipe of the present invention is a method for inspecting the leak of the branch pipe branched by the branch openings for each floor in the drain pipe embedded in the building wall, which is located on the floor to be inspected in the building. A first step of closing a lower end of the drain pipe; A second step of connecting a leakage checking medium transfer unit to a lower end of the drain pipe and an end of the leakage checking medium supply amount checking unit so that the leakage checking medium can be supplied; A third step of simultaneously supplying a leakage confirmation medium to the drain pipe and the leakage confirmation medium supply amount confirmation unit; And a fourth step of identifying a leak layer at the height of the leak check medium by the leak check medium supply amount checking unit when the leak check medium leaked from the floor through the branch pipe descends through the drain pipe. It may include.

Before performing the second step, the leakage confirmation medium supply amount confirmation unit may be installed outdoors in parallel with the drain pipe.

Exposing the drain pipe buried in the inspection floor in the building may be performed before performing the first step.

According to the present invention, in the state in which the lower end of the drain pipe located on the floor to be leak-tested in the drain pipe buried in the building inner wall is connected to the leakage check medium supply amount confirmation unit, the drain pipe and the leak check medium supply amount confirmation unit Simultaneously supply the check media, and the leak check media leaked from the corresponding layer leaks down the drain pipe. The leak check media supply check section checks the leak layer by the height of the check check media, so inspection time is shortened and the leak location is correct. There is an effect that can check.

1 is a side view showing a leak inspection apparatus of the air conditioner drain pipe according to the present invention.
2 and 3 are side views illustrating a state inspected by a leak inspection apparatus of an air conditioner drain pipe according to the present invention.
Figure 4 is a cross-sectional view showing another embodiment of the branch port connecting the drain pipe and the branch pipe so that the hose of the leak inspection apparatus of the air conditioner drain pipe according to the present invention.
5 is a block diagram showing a leak inspection method of the air conditioner drain pipe according to the present invention.

The above objects, features and other advantages of the present invention will become more apparent by describing the preferred embodiments of the present invention in detail with reference to the accompanying drawings. Hereinafter, a leak test method and an apparatus of an air conditioner drain pipe according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a side view showing a leak inspection apparatus of the air conditioner drain pipe according to the present invention, Figures 2 and 3 is a side view showing a state inspected by the leak inspection apparatus of the air conditioner drain pipe according to the present invention, Figure 4 Is a cross-sectional view showing another embodiment of a branch for connecting the drain pipe and the branch pipe so that the hose of the leak inspection apparatus of the air conditioner drain pipe according to the present invention, Figure 5 is a leak test of the air conditioner drain pipe according to the present invention A block diagram illustrating the method.

1 to 4, the leak inspection apparatus 100 of the air conditioner drain pipe according to the present invention is provided by a branch opening 21 for each floor in one drain pipe 20 embedded in a wall 10 of a building. An apparatus for inspecting leaks of branched branch pipes 22, which includes a leak check medium supply amount confirmation unit 110 and a leak check medium transfer unit 120.

At this time, the drain pipe 20 is connected to each floor of the building is provided as a single pipe, the branch pipe 22 is branched by the branch opening 21 of the "T" shape for each floor of the building.

On the other hand, the condensed water may be leaked from the branch port 21 connecting the drain pipe 20 and the branch pipe (22).

The drain pipe 20 removes the branch hole 21 located in the exposed part by making a hole in the wall 10 of the layer to start the leak test, and then finishing the refractive hole at the end of the drain pipe 20. The hose 128 may be fixed to the end of the finish 30 in the state of replacing (30).

Leakage check medium supply amount check unit 110 is installed upright on the outer wall surface in parallel with the drain pipe 20, as shown in Figures 1 to 3, the leakage check to be transferred to the interior of the drain pipe 20 It is provided to check the supply height of the medium.

At this time, the leak check medium is illustrated as ink, and not limited to this, it is possible to change to a colored liquid or the like for easy identification.

In addition, the leakage confirmation medium supply amount confirmation unit 110 is preferably provided with a hose or pipe made of a transparent material so that the level of the leakage confirmation medium can be confirmed.

In this way, the leak check medium supply amount confirmation unit 110 and the leak check medium at the same time with the drain pipe 20 so that the water level of the leak check medium supplied to the drain pipe 20 in the state fixed to the building outer wall surface of the window side is the same Will be supplied.

The leakage confirmation medium transfer unit 120 simultaneously supplies a leakage confirmation medium to the lower end of the drain pipe 20 located on the floor to be inspected in the building and the leakage confirmation medium supply amount confirmation unit 110.

At this time, the leakage check medium transfer unit 120 includes a water tank 122, a pump 124 and a pressure gauge 126 as shown in FIG.

The water tank 122 has an opening formed at an upper portion thereof to contain a leak checking medium therein.

The pump 124 is installed at one side of the water tank 122 and communicates with the lower end of the drain pipe 20 and the leakage checking medium supply amount checking unit 110 to force the leakage checking medium to be forced.

On the other hand, the pump 124 is illustrated as a manual method, in addition to this can be driven by an automatic method.

In addition, the pump 124 has a hose 128 connected to the discharge port, and the distributor 112 is installed at the end of the hose 128, so that both ends of the distributor 112 are connected to the lower end of the drain pipe 20 and the leakage checking medium supply amount. It is connected to the end of the check unit 110.

The pressure gauge 126 is a device for measuring the supply pressure of the leak checking medium and the like.

Referring to FIG. 4, the branch port 210 of another embodiment has a branch pipe 22 coupled to the branch pipe 22 before the leak check in the shape of a “(” in the body 212, but the separation pipe 22 is used to check the leak. The horizontal passage 214 to which the connecting pipe 220 is selectively coupled and the vertical passage 216 to which the drain pipe 20 is connected, respectively, are formed through the same, and the horizontal passage 214 is the same horizontal line as the horizontal passage 214. A cylindrical spiral groove 218 is formed on the inner wall.

At this time, an airtight holding unit 220 having an arc-shaped cross section is provided along a boundary point between the inner wall of the body 212 and the adjacent spiral groove 218.

And the airtight holding unit 220 is to maintain the airtight with the connection pipe 220 when the front of the connection pipe 220 is connected to the hose 128.

In addition, a film is formed on the inner circumferential surface of the vertical passage 216, such as rubber, so that the outer circumferential surface of the connecting tube 220 can be closely contacted with each other when the connecting tube 220 is coupled.

And the connecting pipe 220 is formed in the spiral shaft 222 to be fastened to the spiral groove 218 at the front end, a through hole 224 is formed on one side of the outer peripheral surface, the rear end of the spiral groove 218 is larger in diameter The curved portion 221 is formed, the end of the hose 128 is coupled to the rear end is opened.

Thus, the spiral shaft 222 is the body 212 of the bifurcation 210 when the connector 220 is fastened to the bifurcation 210 body 212 through the horizontal passage 214 of the bifurcation 210. The spiral portion 221 is fastened to the spiral groove 218 of the curved surface portion 221 is in close contact with the airtight holding portion 220 provided in the body 212, so that the inner space of the connection pipe 220 and the upper portion of the vertical passage 216 Connected and communicated.

Furthermore, the through hole 224 formed on one side of the outer circumferential surface of the connecting pipe 220 is positioned so that the spiral shaft 222 coincides with the top of the vertical passage 216 when the fastening of the spiral shaft 222 is completed. .

Referring to Figure 5, the air conditioner drain pipe leakage test method of the present invention, drain pipe exposure step (S200), drain pipe closing step (S210), leakage check medium supply amount installation step (S220), leakage check medium transfer unit connection A step S230, a leak checking medium supplying step S240, and a leaking floor checking step S250 are included.

The drain pipe exposing step (S200) is a step of digging some of the wall 10 into a specific floor of the building for leak inspection of the drain pipe 20 to expose the branch port 21.

At this time, when performing the drain pipe exposure step (S200), at least one layer of the branch port 21 should be exposed.

The drain pipe closing step S210 is a step of closing the lower end of the branch opening 21 exposed from the wall 10.

That is, the drain pipe closing step (S210) couples one end of the finish hole 30, which is an elbow pipe, to the end of the drain pipe 20 in which the branch hole 21 is separated, and the hose 128 at the other end of the finish hole 30. ) Is coupled or proceeds while inserting the connector 220 connecting the hose 128 to the branch 210 as shown in FIG.

The leak check medium supply amount checking unit installation step (S220) is a step of installing the leak check medium supply amount checking unit 110 upright on the outer wall of the building in a state parallel to the drain pipe 20.

Here, the leak check medium supply amount check unit installation step (S220) when performing the leak check medium supply amount check unit 110 is applied to this, such as a hose made of a transparent material, which is installed on the window side to visually check the water level of the leak check medium It is preferable.

Leakage check medium transfer unit connection step (S230) is a step of connecting the leakage check medium delivery unit 120 to enable the supply of the leakage check medium to the lower end of the drain pipe 20 and the end of the leakage check medium supply amount check unit 110. .

That is, the leak check medium transfer unit connection step (S230) is a distributor 30 connected to the lower end of the drain pipe 20, the distributor connected to the leakage check medium supply unit 110, the end of the leak check medium supply unit 110, the distributor Steps for connecting to 112 using hoses 128, respectively.

In this case, the leakage checking medium supply amount checking unit 110 may be directly connected to the distributor 112 without the hose 128.

The leak check medium supplying step (S240) is a step of simultaneously supplying a leak check medium to the drain pipe 20 and the leak check medium supply amount checking unit 110 by using the leak check medium conveying unit 120.

In this case, the leak confirmation medium is applicable to the ink and the like.

Leakage layer check step (S250) is the leak check medium leaked from the floor through the branch pipe 22 descends the drain pipe 20, the leak check medium supply amount check unit 110 of the leak check medium Check for leaks by height.

For example, referring to FIG. 2, a leak check medium transport unit 120 connected to a branch port 21 buried in a second floor of a building and a leak check medium supply amount checking unit 110 installed from a second floor to a second floor is provided. When the water level is confirmed at the level corresponding to the height corresponding to the branch opening 21 of the third floor by supplying the leak checking medium, the leak checking medium does not descend through the drain pipe 20 at the branch 21 of the third floor. Therefore, the leakage does not proceed in the branch 21 of the third floor, it can be seen that the leakage proceeds in the four or more floors.

Referring to Figure 3, the leakage through the leak check medium transfer unit 120 connected to the leak check medium supply amount check unit 110 installed from the branch 21 and the second floor to the upper floor is buried in the second floor of the building. At the time when the water level corresponding to the height corresponding to the branch opening 21 on the fourth floor is confirmed by supplying the confirmation medium, the leak confirming medium descends through the drain pipe 20 at the branch opening 21 on the fourth floor. It can be seen that the leakage proceeds in the branch 21 of.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, those skilled in the art to which the present invention pertains may implement the present invention in other specific forms without changing the technical spirit or essential features thereof. I can understand that. Therefore, it should be understood that the embodiments described above are exemplary in all respects and not restrictive.

10: wall
20: drain piping
21: fork
22: branch piping
100: leak inspection device of the air conditioning drain pipe
110: leak confirmation medium supply amount confirmation unit
120: leak check medium transfer unit
122: tank
124: pump
126: pressure gauge
128: hose

Claims (7)

An apparatus for inspecting leaks in branch piping branched by branch openings in each floor in a drain pipe embedded in a building wall,
A leak check medium conveying unit for forcibly transferring a leak check medium into the drain pipe while blocking a lower end of the drain pipe positioned on the floor to be inspected in the building; And
And a leakage checking medium supply amount checking unit disposed in the outdoor state in parallel with the drain pipe and provided to check a supply height of the leak checking medium transferred into the drain pipe.
Leakage check device of the air conditioner drain pipe, characterized in that for simultaneously supplying the leakage check medium to the drain pipe and the leakage check medium supply amount confirmation unit through the leak check medium transfer unit.
The method of claim 1,
Leakage check device for air conditioner drain pipe, characterized in that the leak check medium transfer unit is a transparent hose or pipe.
According to claim 1, wherein the leakage confirmation medium transfer unit,
A water tank containing the leakage confirmation medium;
A pump installed in the water tank and communicating with the drain pipe and the leak checking medium supply amount checking unit to forcibly transfer the leak checking medium; And
And a pressure gauge for measuring a supply pressure of the leakage checking medium.
The method of claim 1,
The leak check device of the air conditioner drain pipe, characterized in that the leaking water.
A method for inspecting leaks in branch pipes branched by branch openings in each floor in a drain pipe embedded in a building wall,
A first step of closing a lower end of the drain pipe positioned on the floor to be inspected in the building;
A second step of connecting a leakage checking medium transfer unit to a lower end of the drain pipe and an end of the leakage checking medium supply amount checking unit so that the leakage checking medium can be supplied;
A third step of simultaneously supplying a leakage confirmation medium to the drain pipe and the leakage confirmation medium supply amount confirmation unit; And
And a fourth step of checking a leak layer to the height of the leak check medium by the leak check medium supply amount checking unit when the leak check medium leaked from the floor through the branch pipe descends through the drain pipe. Leakage inspection method of the air conditioning drain pipe, characterized in that.
The method of claim 5,
Before performing the second step, the leakage check medium supply amount confirmation unit is a leak inspection method of the air conditioner drain pipe, characterized in that it is installed outdoors in parallel with the drain pipe.
The method of claim 5,
Leakage inspection method of the air conditioning drain pipe, characterized in that the step of exposing the drain pipe buried in the inspection floor in the building before the first step.

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