TWI638113B - Tube blocking removal tool - Google Patents

Abstract

An object of the present invention is to provide a pipe clogging removal tool, which can easily remove a clogged end without denting the end of the drainage pipe even when the end of the drainage pipe is opened below and the end of the drainage pipe is close to the ground. Foreign objects in the drain.

The solving means of the present invention is a pipe clogging removing tool, which includes a cylindrical outer tube portion, a tapered portion having a tapered apex formed at one end of the outer tube portion, and provided at the tip of the tapered portion and formed. A cylindrical distal end portion having an outer diameter smaller than the outer cylindrical portion, a washer sliding inside the outer cylindrical portion, and an elongated operating portion whose one end is fixed to the washer and extends to the other end of the outer cylindrical portion; On the tip end portion, one end side connected to the tapered portion extends in the axial direction of the outer cylindrical portion, is recessed in the middle portion, and the other end opens in a direction different from the axial direction of the outer cylindrical portion.

Description

   Tube blocking removal tool   

The present invention relates to a pipe clogging removal tool, which can remove a clogging in a pipe for a drainage pipe or the like that discharges waste water from an air conditioner, a refrigerator, or the like.

The air conditioner and the like have a drain pipe 2 that can discharge waste water mixed with dust taken from the atmosphere, lubricant in the compressor, metal powder, and the like to the outside. As described above, the drain pipe 2 is mixed with dust, lubricating oil, metal powder, and the like. After years of use, the dust, lubricating oil, metal powder, and other foreign materials mixed in the pipe are clogged.

A non-patent document 1 describes a suction pump 100 for a drainage pipe as a device for removing clogging in pipes such as the drainage pipe 2. A conventional suction pump 100 is shown in FIG. 9. This suction pump 100 is provided with a cylindrical outer cylinder portion 101 having a tapered tip 104, a washer 102 sliding inside the outer cylinder portion 101, and an elongated operation in which one end is fixed to the washer 102 and extends to the other end side of the outer cylinder portion 101部 103. The 103.

The procedure for removing the clogging of the drain pipe 2 is as follows. First, the tapered tip 104 of the outer tube portion 101 is connected to the end of the drain pipe 2 on the outside of the house, and the operating portion 103 is pressed to make the gasket 102 inside the outer tube portion 101 face toward the The axial direction of the washer 102 is reciprocated. When the washer 102 moves toward the tip 104 of the outer tube 101, the air is exhausted to the drain pipe 2 from the outer tube 101, and when the washer 102 moves away from the tip of the outer tube 101, the tip of the outer tube 101 The air in the drain pipe 2 is attracted. Therefore, the drain pipe 2 is repeatedly pressurized and decompressed from the end of the outside of the house, and the foreign matter blocked in the drain pipe 2 is peeled off from the inner periphery of the drain pipe 2 and is pushed by the waste water. To the end of the drain pipe 2 on the outside of the house.

[Non-Patent Document 1] Yiyan TASCO Co., Ltd., [2016-2017 TASCO General Catalog], issued in March 2006, p.154, (for the following Internet URL, please refer to http: //www.tasco -digitalcatalog.com/2016/) [inventive content]

However, since the drain pipe 2 is required to drain the waste water, most of the ends of the drain pipe 2 on the outside of the house are along the vertical direction. In addition, since it is a waste water containing foreign matter, it is preferable to provide an opening at a lower position. The end of the drain pipe 2 on the outside of the house is mostly arranged near the ground, dirt, or the floor of a balcony.

On the other hand, as shown in FIG. 9, the tip of the conventional suction pump 100 is opened toward the axial direction of the outer tube portion 101, and, as described above, the end of the drain pipe 2 on the outside of the house is near the ground, dirt, The floor of the balcony is open nearby, so when the tip of the suction pump 100 is connected to the end of the drainage pipe 2 on the outside of the house, these floors, dirt, terraces, etc. become troublesome, and it is difficult to arrange the suction pump 100 in a vertical direction. . Therefore, in order that the end of the drain pipe 2 on the outside of the house can be connected to the front end of the suction pump 100, a concave fold is required for connection.

However, the drain pipe 2 may be fixed to the outer wall of a building, for example, and it may be difficult to fold the end portion. In addition, the suction pump 100 must be operated while maintaining the state at the end portion of the concavely-folded drain pipe 2, so that the operation becomes difficult.

Therefore, an object of the present invention is to provide a pipe clogging removal tool in which an end of a drain pipe is opened downward, and even if the end of the drain pipe is close to the ground, the end of the drain pipe can be easily removed without folding the end of the drain pipe. Foreign objects clogged in the drain.

The clogging removal device of the first tube of the present invention includes a cylindrical outer tube portion, a tapered portion having a tapered tip formed on one end of the outer tube portion, and a tip formed on the tapered portion and having an outer diameter smaller than the above. The cylindrical front end portion of the outer tube portion, a washer that slides inside the outer tube portion, and an elongated operating portion whose one end is fixed to the washer and extends to the other end of the outer tube portion, are characterized in that: One end side connected to the tapered portion extends along the axial direction of the outer cylindrical portion, and is concavely folded at the middle portion, and the other end is opened in a direction different from the axial direction of the outer cylindrical portion.

In addition to the features of the first pipe clogging removal tool of the second pipe of the present invention, the tip end portion is concavely folded at least 90 degrees in the middle portion.

In addition to the features of the first or second pipe plugging removal tool of the third pipe of the present invention, the plugging tool is characterized in that the tip end portion is detachably coupled to the tapered portion.

In addition to the features of the first pipe clogging remover of the fourth pipe of the present invention, the above-mentioned tip end portion has flexibility.

In addition to the features of the first pipe, the clogging removing tool of the fifth pipe of the present invention is characterized in that the tip end portion is recessed in the middle portion in a swingable state.

With the plug removal tool of the first tube, one end side connected to the tapered portion on the tip end portion extends in the axial direction of the outer tube portion, is recessed in the middle portion, and the other end faces in a direction different from the axial direction of the outer tube portion. Therefore, even if the end of the drainage pipe on the outside of the house is located near the ground, mud, or terrace floor, etc., if it is arranged to open below, the outer tube can be kept almost horizontal. With the tip end opening upward, the foreign matter clogged in the drain pipe can be easily removed without folding the end of the drain pipe.

With the plug removal tool of the second pipe, the tip end portion is folded at least 90 degrees in the middle portion. Therefore, the outer tube portion is tilted to keep the tip end lowered, so that the tip portion can be opened upward, and the drain pipe can not be recessed. And easily remove foreign objects clogged in the drain pipe.

With the plug removal tool of the third tube, the tip portion is freely attachable to the tapered portion, so that the tip portion can be an accessory, and the tip can be changed according to the shape of the end portion of the tube in which a foreign object is blocked. shape.

The tip removing part has flexibility due to the plugging device of the fourth pipe, so the opening direction of the tip can be controlled regardless of the posture of the outer tube part, and it can be easily connected to the end of the drainage pipe outside the house.

With the plug removal tool of the fifth pipe, the tip end portion is concavely folded at the middle portion, so the opening direction of the tip end portion can be controlled regardless of the posture of the outer tube portion, and it can be easily connected to the drain pipe. The outside end of the house.

1‧‧‧ tube plug removal tool

2‧‧‧ Drain pipe

3‧‧‧Insulated pipe

4‧‧‧ Outer tube

5‧‧‧ cone

6‧‧‧ apex

7‧‧‧ back end

8‧‧‧ washer

9‧‧‧Operation Department

51‧‧‧Fixed section

52‧‧‧Conical ladder

53‧‧‧Male Screw

61‧‧‧female screw

62‧‧‧base end

63‧‧‧Connection Department

64‧‧‧ section

71‧‧‧Plug-in hole

72‧‧‧ Follow-up

73‧‧‧ Covering Department

74‧‧‧ Suction and discharge port

91‧‧‧Push rod

92‧‧‧holding hole

93‧‧‧holding department

100‧‧‧ Suction pump

101‧‧‧Outer tube section

102‧‧‧washer

103‧‧‧Operation Department

104‧‧‧ Apex

FIG. 1 is a diagram showing an appearance structure of a clogging removal tool for a pipe.

Fig. 2 is a cross-sectional view showing an internal structure of a clogging removing tool for a tube.

Fig. 3 is a cross-sectional view showing the internal structure of the clogging removal tool of the tube in a state where the operation portion is pulled out from the outer tube portion.

Fig. 4 is a view showing a form of a clogging remover for removing a pipe during clogging.

Fig. 5 shows a state where the operation portion of the clogging removing tool for removing the tube in the bet is pulled out from the outer tube portion.

FIG. 6 shows the external appearance structure of a clogging removal tool of a modified example in which the tip end portion is folded at the middle portion in a swingable state.

Fig. 7 is a cross-sectional view showing a structure of a tip portion of a clogging removal tool of a tube according to a modification.

Fig. 8 is a cross-sectional view showing a structure of a tip portion of a plug for removing a tube according to another modification.

Fig. 9 is a view showing a conventional suction pump.

Hereinafter, the best embodiment of the plug removal tool 1 of the tube of the present invention will be described with reference to the drawings. The pipe clogging removal tool 1 can remove foreign matter clogged inside the drainage pipe 2 with respect to the inside of the drainage pipe 2 for discharging the waste water of the air conditioner to the outside. The drain pipe 2 is a flexible pipe made of resin, and an insulation pipe 3 is inserted outside. In addition, the clogging removal tool 1 of the pipe of the present invention is not limited to only a tool for removing foreign matter clogged in the drain pipe 2, and may be used when removing the foreign matter clogged in the drain pipe.

As shown in FIG. 1 and FIG. 2, the tube clogging removal tool 1 includes a cylindrical outer tube portion 4, a tapered portion 5 having a tapered tip at one end of the outer tube portion 4, and is provided in the tapered portion. The leading end portion 6 of the front end 5, the rear end portion 7 covering the other end of the outer tube portion 4 and formed in the center by an insertion hole 71, a washer 8 sliding inside the outer tube portion 4, and one end fixed to the washer 8 and extending to An elongated operation portion 9 at the other end of the outer tube portion 4.

The outer tube portion 4 is a resin-made cylinder. The tapered portion 5 has a cylindrical fixing portion 51 which is inserted into one end of the outer cylindrical portion 4 and is followed by it in an airtight state, a tapered ladder portion 52 having a reduced outer diameter from the fixed portion 51 toward the tip, and is provided on the tapered ladder portion. The male screw portion 53 provided on the distal end of the leading end is a cavity in which the end portions of the fixing portion 51 and the male screw portion 53 are located.

The tip portion 6 is made of resin, and integrally forms a female screw portion 61 that is screwed into the male screw portion 53 of the tapered portion 5, a base end portion 62 extending from the female screw portion 61 in the axial direction of the outer cylinder portion 4, and a base portion 62. The end portion 62 is a connecting portion 63 that is concavely extended. The concave folding angle of the tip end portion 62 is preferably at least 90 degrees. The concave folding angle of the leading end portion 6 in this embodiment is 100 degrees. The connecting portion 63 is provided with a step portion 64 in the middle and the outer diameter on the tip side becomes shorter. The diameter of the foremost end side of the connecting portion 63 is 14 mm, and the diameter of the side of the base end portion 62 of the segment portion 64 is 16 mm. The connecting portion 63 can be connected to the drainage pipe 2 having an inner diameter of 14 mm and 16 mm.

In addition, the female screw portion 61 of the tip portion 6 and the male screw portion 53 of the tapered portion 5 are screwed together. Therefore, by rotating relative to the direction in which the tapered portion 5 is loosened, the tip portion 6 can be easily removed, and The tip portion 6 can be simply screwed in the locking direction of the tapered portion 5. The tip 6 can also be provided by a non-recessed attachment, Attachments and the like that match the shape of the pipes other than the drain pipe 2 remove foreign objects clogged inside the pipes other than the drain pipe 2.

As shown in FIG. 2 and FIG. 3, the rear end portion 7 has a cylindrical bonding portion 72 which is externally inserted into the other end of the outer cylindrical portion 4 in an airtight state, and a cover covering the other end of the outer cylindrical portion 4. The part 73, the insertion hole 71 provided in the center of the cover part 73, and the suction / exhaust port 74 for sucking and exhausting external air from the other end of the outer cylinder part 4 to the inside of the outer cylinder. The washer 8 has a cylindrical shape that is connected to the inner periphery of the outer cylindrical portion 4 in an airtight state, and is made of an elastic body. The washer 8 can slide in the structure along the axial direction of the outer cylindrical portion 4. On the washer 8, an elongated operation portion 9 is fixed to the side of the rear end portion 7 and along the axial direction of the outer cylinder portion 4. The operating portion 9 has a thin cylindrical push rod 91 whose one end is fixed to the washer 8 and which penetrates the insertion hole 71 of the cover portion 73, and a holding hole 92 formed on the other end of the push rod 91 and which is held by an operator for holding.着 着 部 93。 There on the holding portion 93.

In a state where the operation portion 9 shown in FIG. 2 is pushed into the outer tube portion 4, as shown in FIG. 3, when the grip portion 93 is grasped and the operation portion 9 is pulled in a direction to be pulled out from the outer tube portion 4, At this time, the washer 8 slides from one end side toward the other end side of the outer tube portion 4 inside the outer tube portion 4. In addition, as the washer 8 slides, the washer 8 serves as a boundary, and the space of the outer cylindrical portion 4 at one end side becomes wider, and the space of the outer cylindrical portion 4 at the other end side becomes narrower. As a result, the air pressure in the space on the one end side of the outer tube portion 4 decreases, and external air is sucked in through the opening of the leading end portion 6 communicating with the space. On the other hand, the air pressure in the space on the other end side of the outer tube portion 4 rises, and the air is exhausted to the outside from the suction and discharge port 74 communicating with the rear end portion 7 of the space.

In addition, in a state where the operation portion 9 is pulled out from the outer tube portion 4 as shown in FIG. 3, as shown in FIG. 2, when the grip portion 93 is held and pushed in a direction to push the operation portion 9 into the outer tube, When operating the portion 9, the washer 8 slides from the other end side of the outer tube portion 4 toward one end side of the inside of the outer tube portion 4. In addition, as the washer 8 slides, the washer 8 serves as a boundary, and the space of the outer tube portion 4 at one end side is narrowed, and the space of the outer tube portion 4 at the other end side is widened. As a result, the air pressure in the space on one end side of the outer tube portion 4 rises, and the air is exhausted to the outside through the opening of the leading end portion 6 communicating with the space. On the other hand, the air pressure in the space on the other end side of the outer tube portion 4 decreases, and external air is sucked in through the suction and discharge port 74 of the rear end portion 7 communicating with the space.

When a foreign object is clogged in the drain pipe 2, first, as shown in FIG. 4, the connecting portion 63 of the leading end portion 6 is inserted into the drain pipe 2 to connect the draining pipe 2 and the leading end portion 6. Then, as shown in FIG. 4, the holding portion 93 of the holding operation portion 9 is pushed and pulled, and when the holding portion 93 is pushed into the outer cylinder portion 4 as shown in FIG. 4, as shown in FIG. As shown in the figure, the operation portion 9 is repeatedly pulled out from the outer tube portion 4. As a result, inhalation and exhaustion will be repeated from the opening of the tip 6 and inside the drain pipe 2 will be repeatedly pressurized and decompressed from the end on the outside of the house, and foreign objects clogged in the drain pipe 2 will be removed from the drain pipe. The inner peripheral surface of 2 is peeled off, and then the waste water is pushed to the end of the drainage pipe 2 on the outside of the house.

In this way, in the pipe plug removing device 1 of the present embodiment, even if the end of the drain pipe 2 on the outside of the house is located near the floor, mud, floor, or other floor and is arranged so that the opening faces downward, it can be placed in the outer tube. Opening the tip portion 6 upward while the portion 4 is kept almost horizontal can easily remove foreign matter clogged in the drain pipe 2 without disturbing the ground or the like and not folding the ends of the drain pipe 2.

In the above-mentioned embodiment, the tip end portion 6 of the tube plugging removal tool 1 integrally forms a female screw portion 61, a base end portion 62 extending from the female screw portion 61 in the axial direction of the outer cylinder portion 4, and a recess from the base end portion 62. The connection portion 63 that is folded and extended has a structure that is often recessed in the middle portion, but the present invention is not limited thereto. Next, a modification of the embodiment of the tube plugging removal tool 1 will be described.

As shown in FIG. 6 and FIG. 7, the distal end portion 6 of the modified example has a structure that is concavely folded at a middle portion in a swingable state. Specifically, as shown in FIG. 7, the joint portion between the base end portion 62 and the connection portion 63 of the leading end portion 6 is formed in a ring shape, and one side is inserted into the other side in a swingable state. The connecting portion 63 communicates with each other, and an air flow path is provided.

With this structure, the opening direction of the tip 6 can be changed regardless of the posture of the outer tube portion 4, and the shape of the installation site and the like of the end of the drain pipe 2 outside the house can be changed. The tip 6 is simply connected to the end of the drain pipe 2.

In another modification, as shown in FIG. 8, the distal end portion 6 forms a bellows tube 65 having flexibility in the middle portion. In other words, there is flexibility between the base end portion 62 and the connecting portion 63 of the tip portion 6, and by folding the bellows tube 65 in the middle portion, the shape of the opening direction of the tip portion 6 can be freely changed. With this configuration, the opening direction of the tip portion 6 can be changed regardless of the posture of the outer tube portion 4, and the shape of the location of the end portion of the drain pipe 2 outside the house and the installation location can be changed. The tip 6 is simply connected to the end of the drain pipe 2.

In addition, the implementation form of the present invention is not limited by the above-mentioned form, and it is a matter of course that appropriate changes can be made without departing from the scope of the idea of the present invention.

[Industrial availability]

The clogging remover 1 of the pipe of the present invention can be connected to the outside end of the drain pipe 2 of the air conditioner, and is optimally used for removing foreign matters clogged in the drain pipe 2.

Claims (2)

A clogging removal tool for a tube, comprising: an outer tube portion formed into a tube shape; a tapered portion having a tapered tip formed at one end of the outer tube portion; a tip portion provided at the tip of the tapered portion and having an outer diameter smaller than The cylindrical shape of the outer cylindrical portion; a washer that slides inside the outer cylindrical portion; and an elongated operating portion, one end of which is fixed to the washer and extends to the other end of the outer cylindrical portion; and is characterized in that on the leading end portion, One end side connected to the tapered portion extends along the axial direction of the outer cylindrical portion, and is concavely folded at the middle portion, and the other end is opened in a direction different from the axial direction of the outer cylindrical portion; the leading end portion is at the intermediate portion. Fold at least 90 degrees. For example, the plug removal tool for a tube in the scope of patent application, wherein the tip portion can be freely attached to the tapered portion.