JP3188873U - Clogging removal tool for slurry transfer pipe - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a tool for clearing a clogging of a slurry transport pipe which can easily and surely clear a clogging of a transport pipe for transporting a slurry such as mortar or concrete. SOLUTION: This is a clogging clearing tool 200 for a slurry transport pipe 100, which removes a clogging of a transport pipe 100 for transporting a slurry such as mortar or concrete with a high-pressure cleaning liquid of a cleaning machine 40, and has a tubular main body 210. A first connecting means 211 that can be attached to and detached from the connecting portion 111 provided at the end of the transport pipe 100 is provided at one end of the tubular main body 210, and is provided at the discharge port of the high-pressure cleaning liquid in the cleaning machine 40. A second connecting means 212 that can be attached to and detached from the connecting portion 44 is provided at the other end of the tubular main body 210. [Selection diagram] Fig. 5

Description

  The present invention relates to a clogging removal tool for a slurry conveying pipe that removes clogging of a conveying pipe that conveys a slurry such as mortar, concrete, or cement slurry with a high-pressure cleaning liquid of a washing machine.

  Conventionally, there is a mortar or concrete spraying device described in Patent Document 1 and a concrete pump car described in Patent Document 2.

  The mortar or concrete spraying device is composed of a pressure feed pump having a hopper supplied with mortar in which cement, sand and water are kneaded by a mixer, or concrete in which cement, sand, gravel and water are kneaded by a mixer, and a pressure feed pump. It has a conveyance pipe which conveys pressurized mortar or concrete, and a spray gun which sprays mortar or concrete conveyed by a conveyance pipe to those spraying places.

  The concrete pump vehicle includes a concrete pump having a hopper to which the concrete stored in the drum of the mixer truck is supplied, a boom that is connected to a base that is turnable on the vehicle, and that can be expanded and contracted. And a transport pipe for transporting the concrete supported along the longitudinal direction and pressurized by the concrete pump to the concrete placement site of the construction site.

JP2012-127149 JP2002-206343

  In the mortar or concrete spraying device described in Patent Documents 1 and 2, and the concrete pump car described in Patent Document 2, the mortar or concrete is in some circumstances (insufficient kneading of cement or the like, and the conveyance path is long). , The conveyance path may extend in the vertical direction, etc.).

  Recovering clogged mortar or concrete inside the transfer pipe requires a lot of clogging work, and the contents of the transfer pipe and the material being kneaded by the mixer are hardened or deteriorated. Economic loss will increase as it will not be useful.

  An object of the present invention is to easily and reliably remove clogging of a transport pipe that transports a slurry such as mortar or concrete.

  The device according to claim 1 is a clogging removal tool for a slurry conveying pipe, which removes clogging of a conveying pipe conveying a slurry such as mortar or concrete with a high-pressure cleaning liquid of a washing machine, and has a tubular main body, The first connecting means that can be attached to and detached from the connecting portion provided at the pipe end of the transport pipe is provided at one end of the tubular main body, and can be attached to and detached from the connecting portion provided at the discharge port of the high-pressure cleaning liquid in the cleaning machine. The second connecting means is provided at the other end of the tubular body.

  According to a second aspect of the present invention, in the device according to the first aspect of the present invention, when the connecting portion provided at the pipe end of the transport pipe is a male adapter of a lever coupling, the first connecting means is a lever coupling. It is intended to be a female coupler.

  According to a third aspect of the present invention, in the device according to the first aspect of the present invention, when the connecting portion provided at the pipe end of the transport pipe is composed of a female coupler of a lever coupling, the first connecting means is a lever coupling. It is designed to be a male adapter.

  According to a fourth aspect of the present invention, in the device according to the first aspect, the connecting portion provided at the pipe end of the transfer pipe is an annular groove provided on the outer periphery of the pipe end, and projects into the pipe end of the transfer pipe. An annular groove is also provided on the outer periphery of the mating component to be connected together, and each half of the joint consisting of a pair of halves is arranged on the outer periphery of the abutting portion between the pipe end of the transport pipe and the mating component. An annular groove provided on the outer periphery of the tube end of the transport pipe and an annular provided on the outer periphery of the mating part, each of which is attached and fastened to each other and each half is provided on the inner periphery of both sides thereof When the groove is engaged with each of the grooves, the first connecting means is an annular groove provided on the outer periphery of one end of the tubular body abutted against the tube end of the transport tube.

  According to a fifth aspect of the present invention, in the first aspect of the present invention, the connecting portion provided in the discharge port of the cleaning machine is configured using a coupler joint, and the coupler joint is inserted on one side of the tubular male coupler. The tube and the insertion port provided on one side of the tubular female coupler are detachably connected by engaging and disengaging the engagement groove provided around the insertion tube and the spin ball provided in the peripheral wall of the insertion port. The connecting portion provided in the discharge port of the cleaning machine is one of a male coupler and a female coupler of the coupler joint, and the second connecting means is the other of the male coupler and the female coupler of the coupler joint. It is what I did.

  The invention according to claim 6 uses the clogging removal tool of the slurry transport pipe according to any one of claims 1 to 5 to clog the transport pipe that transports slurry such as mortar or concrete, and the high pressure of the washing machine. It is a slurry conveying device such as mortar or concrete that can be removed by a cleaning liquid.

(Claims 1-6)
(a) The first connection means of the clogging removal tool is attached and connected to the connection portion of the pipe end of the transport pipe, and the discharge port connection portion of the cleaning machine is connected to the second connection means of the clogging removal tool. Installed and connected. Therefore, the high-pressure cleaning liquid discharged from the cleaning machine is injected into the inside of the transfer pipe without any leakage through the clogging removal tool, and the clogging inside the transfer pipe is blown off and removed. .

  The clogging of the inside of the transport pipe can be restored in a short time, and curing and quality deterioration of the material during kneading can be avoided in the mixer attached to the mortar or concrete spraying device or the mixer truck attached to the concrete pump car.

FIG. 1 is a schematic view showing a mortar or concrete spraying device. FIG. 2 is a schematic view showing a concrete pump truck. FIG. 3 is a schematic view showing a washing machine. FIG. 4 is a schematic diagram showing the transport pipe. FIG. 5 is a schematic view showing a clogging removal tool. FIG. 6 is a schematic view showing a connection state between the first connecting means of the clogging removing tool and the connecting portion of the transport pipe. FIG. 7 is a schematic view showing a connection state between the second connecting means of the clogging removing tool and the connecting portion of the washing machine. FIG. 8 is a schematic view showing another example of the transport pipe. FIG. 9 is a schematic view showing a clogging removal tool. FIG. 10 is a schematic view showing a connection state between the first connection means of the clogging removal tool and the connection portion of the transport pipe.

  FIG. 1 shows a mortar or concrete spraying apparatus 10 as an example to which the present invention is applied. The mortar or concrete spraying apparatus 10 is configured to feed a mortar in which cement, sand, and water are kneaded by a mixer 11 or a concrete in which cement, sand, gravel, and water are kneaded by a mixer 11 (a discharge pressure: for example, 3.5 MPa). ) Provided in the hopper 13. The mortar or concrete supplied to the hopper 13 is pressurized by the pumping pump 12, transported by one or a plurality of serially connected transport pipes 14 connected to the pumping pump 12, and then from the spray gun 15. It is sprayed to the spraying place.

  FIG. 2 shows a concrete pump truck 20 as another example to which the present invention is applied. The concrete pump truck 20 includes a mixer truck 30 and includes a hopper 22 to which the concrete stored in the drum 31 of the mixer truck 30 is supplied. The concrete pump truck 20 is connected to a base 23 that is turnably provided on the vehicle and is made extendable and contractible, and a transport pipe that is connected in series along the longitudinal direction of the boom 24 and supported by the boom 24. 25. The concrete pressurized by the concrete pump 21 is transported to a concrete placement site at a construction site by a transport pipe 25 connected to the concrete pump 21.

  However, in a mortar or concrete spraying device 10, a concrete pump truck 20 or the like slurry conveying device (a slurry of mortar, concrete, cement slurry or the like), for some reason as described above, the inside of those conveying pipes 14 and 25 is provided. May clog mortar or concrete. Hereinafter, the structure of the conveying pipe 100 (length: for example, 10 m) as an example of the conveying pipes 14 and 25 constituting such a slurry conveying apparatus and the structure of the clogging removal tool 200 will be described.

  3 is used together with the clogging tool 200 when the clog generated inside the transport pipe 100 is removed. The cleaning machine 40 has a pump 41 (discharge pressure: for example, a high pressure hose 42 connected to 15 to 20 MPa connected to a cleaning gun 43, and a lance 45 can be attached to and detached from a connection 44 provided at the discharge port of the cleaning gun 43. A high pressure cleaning liquid such as water pumped by the pump 41 is sprayed from the lance 45 by a trigger operation of the cleaning gun 43.

(Structure of the conveyance pipe 100) (FIG. 4)
As shown in FIG. 4, the conveyance pipe 100 (conveyance pipes 14 and 25) has a long high-pressure hose 110, and the lever coupling 120 serves as a connection portion 111 provided at one pipe end (one end) of the high-pressure hose 110. The male adapter 121 is used, and the female coupler 122 of the lever coupling 120 is used as the connecting portion 112 provided at the other pipe end (the other end) of the high-pressure hose 110.

  The lever coupling 120 includes a male adapter 121 and a female coupler 122, and the male adapter 121 provided at one end of one high-pressure hose 110 of the transport pipes 100 and 100 connected in series is connected to the other end of the other high-pressure hose 110. Is fitted into the hole of the female coupler 122 provided in the above. At this time, the lever 122L of the female coupler 122 is set to the opening operation position as shown by a two-dot chain line in FIG. 4, and the tip engaging portion 122A of the lever 122L is immersed in the wall surface of the housing 122H. Next, the lever 122L of the female coupler 122 is set to the closing operation position as shown by the solid line in FIG. 4, and the tip engagement portion 122A of the lever 122L is fastened to the annular engagement groove 121A on the outer periphery of the male adapter 121. Thus, the adjacent transport pipes 100, 100 are fixedly connected in series.

  The lever coupling 120 is also used when the conveying pipe 100 is connected to a counterpart component such as the pressure feed pump 12 or the concrete pump 21. A male adapter 121 (or female coupler 122) provided in the connection part 111 (or connection part 112) at the pipe end of the high-pressure hose 110 of the transport pipe 100 and a female coupler 122 (or male adapter 121) provided in the connection part of the counterpart part. ) Are fixedly connected to the conveying pipe 100 and the counterpart part.

(Structure of clogging removal tool 200) (FIGS. 5 to 7)
The clogging removal tool 200 includes a clogging removal tool 201 that is used by being connected to a connection portion 111 (a male adapter 121 of the lever coupling 120) at one end of the transport pipe 100, and a connection portion 112 (lever cup at the other end of the transport pipe 100). It consists of two types of clogging removal tool 202 used by connecting to female coupler 122) of ring 120. The clogging removal tool 201 may be used to remove clogging near the one end (connection portion 111) of the transport pipe 100, and the clogging removal tool 202 may be used to remove clogging near the other end (connection section 112) of the transport pipe 100.

(Clogging removal tool 201)
The clogging removal tool 201 has a tubular main body 210, and first connection means 211 that can be attached to and detached from the connection portion 111 (the male adapter 121 of the lever coupling 120) at one end of the transport pipe 100 is provided at one end of the tubular main body 210. It is done. As the first connecting means 211, the female coupler 122 of the lever coupling 120 is applied.

  Further, the clogging removal tool 201 includes a second connection means 212 that can be attached to and detached from the connection portion 44 provided at the discharge port of the cleaning gun 43, which is a discharge port for the high-pressure cleaning liquid in the cleaning machine 40. Provided.

  Here, as the connection portion 44 provided in the discharge port of the cleaning gun 43 in the cleaning machine 40, for example, a coupler joint 220 described in Japanese Utility Model Laid-Open No. 61-177292 can be used. As shown in FIG. 7, the coupler joint 220 includes an insertion tube 221A on one side of the tubular male coupler 221 and an insertion port 222A provided on the one side of the tubular female coupler 222 around the insertion tube 221A. The engagement groove 221B provided on the inner wall and the spin ball 222B provided in the peripheral wall of the insertion port 222A are detachably connected. When the connecting portion 44 provided at the discharge port of the cleaning gun 43 in the cleaning machine 40 is composed of, for example, a female coupler 222 of the coupler joint 220, a coupler is used as the second connecting means 212 of the clogging removal tool 201 (the same applies to the clogging removal tool 202). The male coupler 221 of the joint 220 is applied.

(Clogging removal tool 202)
The clogging removal tool 202 is different from the clogging removal tool 201 in that the first connecting means 211 provided at one end of the tubular body 210 is connected to the connecting portion 112 (the female coupler 122 of the lever coupling 120) at the other end of the transport pipe 100. Since it can be attached and detached, the male adapter 121 of the lever coupling 120 is only applied as the first connecting means 211.

Therefore, the clogging generated inside the transport pipe 100 is removed by the following procedure.
(1) Remove the transfer pipe 100 that seems to be clogged from the connection partner (another transfer pipe 100 or a counterpart part such as the pressure feed pump 12 or the concrete pump 21).

  (2) The clogging removal tool 201 is used for clogging near one end (connection portion 111) of the transport pipe 100.

  i. First connection means 211 (lever coupling 120) provided at one end of the tubular body 210 in the clogging removal tool 201 with the male adapter 121 of the lever coupling 120 provided at one end of the high-pressure hose 110 of the transport pipe 100. The female coupler 122) is closely fitted into the hole of the female coupler 122), and the end engaging portion 122A of the lever 122L is fastened to the tubular engaging groove 121A on the outer periphery of the male adapter 121 using the lever 122L of the female coupler 122. The clogging removal tool 201 is liquid-tightly and firmly connected to the transport pipe 100 (FIG. 6).

  ii. The other end of the tubular body 210 in the clogging removal tool 201 is inserted into the insertion port 222A provided in the female coupler 222 of the coupler joint 220 that constitutes the connection portion 44 provided in the discharge port of the cleaning gun 43 in the cleaning machine 40. The insertion tube 221A of the second connection means 212 (the male coupler 221 of the coupler joint 220) provided in the insertion tube 221A is inserted, and the engagement groove 221B provided around the insertion tube 221A and the peripheral wall of the insertion port 220A are provided internally. The spin ball 222B is fastened and the clogging removal tool 201 is liquid-tightly and firmly connected to the cleaning gun 43 of the cleaning machine 40 (FIG. 7).

  iii. By operating the cleaning machine 40, the high-pressure cleaning liquid pumped by the pump 41 is smoothly sprayed from the cleaning gun 43 to the inside of the transport pipe 100 without leaking outside through the clogging removal tool 201, The clogging inside the transport pipe 100 is removed by blowing from the other end side of the transport pipe 100 to the outside.

  (3) The clogging removal tool 202 is used for clogging near the other end (connection portion 112) of the transport pipe 100.

  Instead of i in the above (2), a hole of the female coupler 122 of the lever coupling 120 provided at the other end of the high-pressure hose 110 of the transport pipe 100 is provided at one end of the tubular body 210 in the clogging removal tool 202. The first connecting means 211 (male adapter 121 of the lever coupling 120) is closely fitted without any gap, and the end engagement portion 122A of the lever 122L is connected to the outer periphery of the male adapter 121 using the lever 122L of the female coupler 122. Fastened to the tubular engagement groove 121 </ b> A, the clogging removal tool 202 is liquid-tightly and firmly connected to the transport pipe 100.

  Thereafter, ii. And iii. Of the above (2) are performed, and the clogging inside the transport pipe 100 is blown off from the other end side of the transport pipe 100 to the outside to be removed.

  Therefore, according to the present embodiment, in the slurry transport device such as the mortar or the concrete spraying device 10 and the concrete pump car 20 using the clogging removal tool 200 (clogging removal tool 201, clogging removal tool 202), the following operation is performed. There is an effect.

  The first connection means 211 of the clogging removal tool 200 (clogging removal tool 201, clogging removal tool 202) is attached and connected to the connection portions 111 and 112 of the pipe end of the transport pipe 100, and the clogging removal tool 200 is also connected. The discharge port connection 44 of the cleaning machine 40 is attached to and connected to the second connection means 212. Therefore, the high-pressure cleaning liquid discharged from the cleaning machine 40 is blown off and removed from the clogging inside the transfer pipe 100 from the inside of the transfer pipe 100 without leaking outside through the clogging removal tool 200. To be.

  The clogging of the inside of the transport pipe 100 is restored in a short time, and the material being kneaded and the quality deterioration are mixed in the mixer 11 attached to the mortar or concrete spraying apparatus 10 or the mixer truck 30 attached to the concrete pump truck 20. Can be avoided.

(Modified example of the conveyance tube 100)
As shown in FIG. 8, the transport pipe 100 has a long high-pressure pipe 130, and an annular groove 141 is formed on the outer periphery of the pipe end as a connection portion 131 provided at one pipe end (one end) of the high-pressure pipe 130. An annular groove 142 having the same shape as the annular groove 141 is formed on the outer periphery of the pipe end as a connecting portion 132 provided on the other pipe end (the other end) of the high-pressure pipe 130.

  An annular groove having the same shape as that of the annular grooves 141 and 142 is also provided at the connecting part of the mating parts such as the pump 12 and the concrete pump 21 to which the conveying pipe 100 is connected.

  At this time, a joint 150 made up of a pair of upper and lower C-ring halves 151 and 152 is used. The halves 151 and 152 of the joint 150 are connected to one end (or the other end) of the transport pipe 100 and a connection partner (a pipe end of another transport pipe 100 or a mating part such as the pump 12 or the concrete pump 21). Is attached to the outer periphery of the butted portion via an annular seal ring 153 such as a rubber ring. The half body 151 includes overhang portions 151A and 151A on both sides along the diameter direction of the transport tube 100, and the half body 152 also includes overhang portions 152A and 152A on both sides along the diameter direction of the transport tube 100. Both halves 151, 152 are attached to each other with the extension bolts 151A, 152A with a set bolt 154, and the halves 151, 152 serve as a butt portion between the conveying pipe 100 and the counterpart part. The seal ring 153 is clamped around the outer periphery. The joint 150 is attached to the outer periphery of the abutting portion between the conveying pipe 100 and the counterpart part of both the halves 151 and 152, and the halves 151 and 152 are in their width direction (the above Annular grooves 151B and 152B provided on the inner periphery of both sides in the axial direction of the transport pipe 100) are provided with an annular groove 141 provided on the outer periphery of the pipe end of the transport pipe 100 and the other transport pipe 100 or the like. It engages with each of the annular grooves 142 provided on the outer periphery of the component.

  The joint 150 pivots the projecting portions 151A and 152A provided on one side of the C-shaped rings of the halves 151 and 152 with one set pin so that the conveying pipe 100 and the connection partner are abutted. The projecting portions 151A and 152A provided on the other side of the C-shaped rings of the halves 151 and 152 attached to the outer periphery of the portion via the seal ring 153 may be fastened with one set bolt 154. (Not shown). As a result, the transfer pipe 100 and other parts such as the other transfer pipe 100 are fixedly connected.

(Modification of clogging removal tool 200)
The clogging removal tool 200 shown in FIGS. 9 and 10 is the clogging removal tool 203 used in the transport pipe 100 shown in FIG.

  The clogging removal tool 203 is different from the clogging removal tools 201 and 202 described above in that the first connecting means 211 provided at one end of the tubular main body 210 is connected to the connecting portion 131 (annular groove 141) at the pipe end of the conveying pipe 100 or connected. Since the portion 132 (annular groove 142) can be attached and detached using the joint 150, an annular groove 143 is provided on the outer periphery of one end of the tubular body 210 that is abutted against the pipe end of the transport pipe 100, and the annular groove 143 is provided. Is only the first connecting means 211.

Therefore, the clogging generated inside the transport pipe 100 is removed by the following procedure.
(1) Remove the transport pipe 100 that seems to have been clogged from the connection partner (the other transport pipe 100 or the counterpart parts such as the pump 12 and the concrete pump 21).

(2) The clogging removal tool 203 is used.
i. The pipe end of the high-pressure pipe 130 of the transport pipe 100 is butted against one end of the tubular main body 210 of the clogging removal tool 203, and the halves 151 and 152 of the joint 150 are attached to the outer periphery of these butted parts. The halves 151, 152 of the joint 150 are attached to the outer periphery of the abutting portion via a seal ring 153, and each of the annular locking portions 151B, 152B provided on the inner periphery of both side portions thereof. Is engaged with the annular groove 141 of the connecting portion 131 (or the annular groove 142 of the connecting portion 132) provided at the tube end of the high-pressure pipe 130 and the annular groove 143 provided at one end of the tubular body 210 of the clogging removal tool 203. . Then, the set bolts 154 are used on the outer periphery of the butt portion between the half ends 151 and 152 of the joint 150 and the pipe end of the high-pressure pipe 130 of the transport pipe 100 and one end of the tubular body 210 of the clogging removal tool 203. Then, the clogging removal tool 203 is liquid-tightly and firmly connected to the transport pipe 100 (FIG. 10).

  ii. The other end of the tubular body 210 in the clogging removal tool 203 is inserted into the insertion port 222A provided in the female coupler 222 of the coupler joint 220 constituting the connection portion 44 provided in the discharge port of the cleaning gun 43 in the cleaning machine 40. The insertion tube 221A of the second connection means 212 (the male coupler 221 of the coupler joint 220) provided in the insertion tube 221A is inserted, and the engagement groove 221B provided around the insertion tube 221A and the peripheral wall of the insertion port 220A are provided internally. The spin ball 222B is fastened, and the clogging removal tool 203 is liquid-tightly and firmly connected to the cleaning gun 43 of the cleaning machine 40 (FIG. 7).

  iii. By operating the cleaning machine 40, the high-pressure cleaning liquid pumped by the pump 41 is smoothly sprayed from the cleaning gun 43 to the inside of the transport pipe 100 without leaking outside through the clogging removal tool 203, The clogging inside the transport pipe 100 is removed by blowing from the other end side of the transport pipe 100 to the outside.

  Therefore, the clogging removal tool 200 (clogging removal tool 203) achieves the same effects as in the mortar or concrete spraying device 10 using the clogging removal tools 201 and 202, the slurry transporting device such as the concrete pump car 20, and the like.

  The embodiment of the present invention has been described in detail with reference to the drawings. However, the specific configuration of the present invention is not limited to this embodiment, and even if there is a design change or the like without departing from the gist of the present invention. Included in the present invention. For example, the first connection means 211 of the clogging removal tool is not limited to one using the lever coupling 120 (male adapter 121, female coupler 122) or the joint 150 (half-split body 151, 152, annular groove 143). Further, the second connecting means 212 of the clogging removal tool is not limited to one using the coupler joint 220 (male coupler 221 and female coupler 222).

  Moreover, the conveyance pipe to which the clogging removal tool is applied may be a conveyance pipe that conveys mortar, concrete, or the like from the hoppers 13 and 22 to the pumps 12 and 21 and the like.

  The present invention relates to a clogging removal tool for a slurry conveying pipe, which removes clogging of a conveying pipe carrying a slurry such as mortar or concrete with a high-pressure cleaning liquid of a washing machine, and has a tubular main body, and includes a pipe of the conveying pipe. A first connection means that can be attached to and detached from the connecting portion provided at the end is provided at one end of the tubular body, and a second connection that can be attached to and detached from the connecting portion provided at the discharge port of the high-pressure cleaning liquid in the washing machine. The means is provided at the other end of the tubular body. Thereby, in the slurry conveying apparatus such as mortar or concrete, clogging of mortar or concrete generated inside the conveying pipe can be easily and reliably removed by the high-pressure washing liquid of the washing machine.

DESCRIPTION OF SYMBOLS 10 Mortar or concrete spraying apparatus 14 Conveyance pipe 20 Concrete pump truck 25 Conveyance pipe 40 Washing machine 43 Washing gun 44 Connection part 100 Conveyance pipe 111,112 Connection part 120 Lever coupling 121 Male adapter 122 Female coupler 131,132 Connection part 141, 142, 143 annular groove 150 joint 151, 152 halved body 151B, 152B annular locking part 200, 201, 202, 203 clogging removal tool 211 first connection means 212 second connection means 220 coupler joint 221 male coupler 221A difference Insertion tube 221B Engagement groove 222 Female coupler 222A Insertion port 222B Spin ball

Claims (6)

A clogging removal tool for a transfer pipe for slurry, which removes clogging of a transfer pipe for transferring slurry such as mortar or concrete with a high-pressure cleaning liquid of a washing machine,
Having a tubular body,
The first connecting means that can be attached to and detached from the connecting portion provided at the pipe end of the transport pipe is provided at one end of the tubular main body,
A clogging removal tool for a slurry transport pipe, wherein a second connection means that can be attached to and detached from a connection part provided in a discharge port for high-pressure cleaning liquid in a cleaning machine is provided at the other end of the tubular body.   2. The clogging removal of the slurry conveying pipe according to claim 1, wherein when the connecting portion provided at the pipe end of the conveying pipe is a male adapter of a lever coupling, the first connecting means is a female coupler of the lever coupling. Tools.   2. The clogging removal of the slurry conveying pipe according to claim 1, wherein when the connecting portion provided at the pipe end of the conveying pipe is a female coupler of a lever coupling, the first connecting means is a male adapter of the lever coupling. Tools. The connecting portion provided at the pipe end of the transport pipe is an annular groove provided on the outer periphery of the pipe end, and an annular groove is also provided on the outer periphery of the mating component that is abutted against and connected to the pipe end of the transport pipe,
The halves of the joint made up of a pair of halves are attached to the outer periphery of the abutting part between the pipe end of the transport pipe and the mating part and fastened to each other. When each of the locking portions provided on the inner periphery of the ring is engaged with an annular groove provided on the outer periphery of the tube end of the transport pipe and an annular groove provided on the outer periphery of the counterpart part,
The clogging removal tool for a slurry conveying pipe according to claim 1, wherein the first connecting means is an annular groove provided on an outer periphery of one end of a tubular main body that is abutted against a pipe end of the conveying pipe. The connecting portion provided in the discharge port of the cleaning machine is configured using a coupler joint,
The coupler joint has an insertion tube on one side of a male coupler having a tubular shape and an insertion port provided on one side of the tubular female coupler. When it is detachably connected by engaging and disengaging with the set spin ball,
2. The connection part provided in the discharge port of the cleaning machine is one of a male coupler and a female coupler of a coupler joint, and the second connection means is the other of a male coupler and a female coupler of a coupler joint. Tool for removing clogging of slurry transfer tube.   The mortar which makes it possible to remove clogging of the conveyance pipe which conveys slurry, such as mortar or concrete, with the high-pressure washing liquid of a washing machine using the clogging removal tool of the conveyance pipe for slurry in any one of Claims 1-5. Or a slurry conveying device such as concrete.

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