JPH09158651A - Communicating tube construction machine and communicating tube - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the construction of a communicating tube and movement of the tube to the next construction place in a narrow place by titling a slide base having a driving shaft propulsion means and a driving shaft rotating means in the longitudinal direction and in the lateral direction. SOLUTION: A driving shaft 2 is inclined with a required gradient by forward and backward inclining cylinders 7, 8 to drill a mantle steel pipe until it reaches an underground pipe. After sediment in the steel pipe is discharged and the pipe is cleaned, a core is pulled out from the underground pipe to the ground by a core picking device with the same outer diameter as that of an internally fitted polyvinyl chloride inner pipe to be worked to a required shape. A stopper pipe is externally fitted to the polyvinyl inner pipe and fixed, the lower end of the stopper pipe is brought into contact with the outer periphery of the underground pipe, and the inner pipe projected part is inserted in a hole formed by pulling out the core to perform required mortar filling. If necessary, the driving shaft 2 is inclined in the lateral direction by a right and left inclining cylinder 5 to execute works. When the construction of the communicating pipe is completed, the construction device is moved to the next place by a hydraulic power shovel 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication pipe construction machine and a communication pipe for constructing a communication pipe from the surface to a buried pipe in the ground, and means for driving a drive shaft for driving the communication pipe and a tool, In addition to inclining the slide base equipped with a means for rotating the shaft back and forth, the slide base can be rotated in the left and right directions, and a communication pipe construction machine equipped with these so as to be movable is provided. It is a thing.

[0002]

2. Description of the Related Art When a new house is built on the surface of the earth for a buried pipe such as water and sewer buried underground,
It is necessary to connect the buried pipe to the house by using a communication pipe. In order to attach the communication pipe to the buried pipe, there is a worker who enters into the buried pipe and processes the connection part from the inside, but if the inner diameter of the buried pipe is 600 mm or more, the work is difficult. However, it is difficult to work inside the buried pipe.

There is also an excavation method in which excavation is performed from the ground, a communication pipe is attached to an embedded pipe, and the pipe is backfilled. The non-cutting method, which is constructed from the ground without cutting, is safe and easy to work with. The non-open cutting method is shown in FIGS. FIG. 4 shows a state in which a buried pipe 101 such as water and sewer is buried underground.
FIG. 5 shows a state in which the mantle steel pipe 102 is obliquely embedded. A metal crown is provided at the lower end of the mantle steel pipe 102 so that the earth and sand can be machined, and when the length is insufficient, the mantle steel pipe 102 is connected by using screws engraved on the upper and lower ends thereof.

The mantle steel pipe 102 is cut until it reaches the buried pipe 101. If the mantle steel pipe 102 is not long enough, the mantle steel pipe 102 is added as described above to continue the carving, and the mantle steel pipe 102 is attached to the outer circumference of the buried pipe 101. Drive until the bottom edge of is reached. After that, the earth and sand in the mantle steel pipe 102 is discharged to the ground by an earth discharging device such as an earth auger or a vacuum car to clean the mantle steel pipe 102.

Next, in FIG. 6, after that, the core 104 is extracted from the buried pipe 101 to the ground by the core collector 103 having the same outer diameter as the vinyl chloride inner pipe 105 fitted inside the outer steel pipe 102. Using the sampled core 104, process the lower end of the vinyl chloride inner pipe 105 into an arcuate concave shape so as to match the inner diameter of the buried pipe 101, and match the lower end of the stopper pipe 106 with the outer diameter of the buried pipe 101 from the outer diameter of the core 104. Are processed into a circular arc concave shape.

This vinyl chloride inner tube 105 is provided with a stopper tube
106 is fitted outside, and the stopper pipe 106 is fixed to the vinyl chloride inner pipe 105 with an adhesive so that the lower end side of the vinyl chloride inner pipe 105 projects from the stopper pipe 106 by the same amount as the thickness of the buried pipe 101. As shown in FIG. 7, the stopper tube
Insert the PVC inner pipe 105 equipped with 106, make the lower end of the stopper pipe 106 abut on the outer periphery of the buried pipe 101, and project the PVC inner pipe 105 by removing the core 104 from the hole 10
Insert in 7.

Subsequently, as shown in FIG. 8, mortar 108 is filled between the vinyl chloride inner tube 105 and the outer steel tube 102. A vinyl chloride pipe bent according to the application is connected to the upper end of the vinyl chloride inner pipe 105.

[0008]

It is possible to construct an inclined communication hole even with a conventional communication pipe construction machine. It is not enough for the current construction in a dense residential area or a place where there is a building to be constructed by simply tilting the construction machine forward and backward, and it is also required to be able to tilt left and right from a state where it is tilted forward and backward. There is.

Further, there is a problem that after completion of the construction of the connecting pipe, it is not possible to move to the next construction site quickly.

[0010]

In view of the above circumstances, therefore, the present invention is to be embedded in the ground so that the communication pipe construction machine can be rotated not only in the front-rear direction but also in the left-right direction. A communication pipe construction machine for constructing a communication pipe on the pipe from the surface of the ground, comprising a means for propelling a drive shaft for driving the communication pipe and the applied tool to the slide base, and a means for rotating the drive shaft, wherein the drive shaft The communication pipe construction machine includes a means for inclining the slide base including the propulsion means and the drive shaft rotating means in the front-rear direction and a means for inclining the slide base in the left-right direction.

Further, the present invention is a communication pipe construction machine for constructing a communication pipe from the ground surface to an underground buried pipe in order to quickly move to the next construction site after the construction is completed, A means for propelling a drive shaft that drives a communication tube and a tool,
A slide base having means for rotating the drive shaft, a means for inclining the slide base having the drive shaft propelling means and the drive shaft rotating means in the front-rear direction, the drive shaft propelling means and the drive shaft rotating means And a means for inclining the slide base having the above-mentioned to the left and right are provided in the vehicle as a communicating pipe construction machine.

Further, according to the present invention, the vehicle is a hydraulic power shovel, and the communication pipe construction machine can be easily moved in the civil engineering work space. Furthermore, the present invention is provided with a punching machine which takes a drive source from a hydraulic power shovel, and enables further improvement in work efficiency and work in a narrow space. Also,
According to the present invention, the lower surface of the stopper tube fixed to the inner tube of the communication tube is formed in a flat shape, and the rubber packing is provided to facilitate the production of the stopper tube and to provide the sealing and vibration damping effects.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail with reference to a specific embodiment shown in FIGS. On the slide base 1, a hydraulic motor 3 for propelling a drive shaft 2 for driving a communicating pipe and a tool through a chain is provided, and a hydraulic rotary motor 4 for rotating the drive shaft 2 is further provided.

The slide base 1 is rotatably provided around a shaft 6 standing upright on a substrate 16, and a left and right tilting motor 5 provided between the substrate 16 and the slide base 1 serves to pivot the slide base 1. It is provided so as to be tiltable around 6.
It can be tilted to the left or right from the center line L-L shown in FIG. The board 16 connects the bracket 17 at the front end of the hydraulic excavator 9 with a link 18,
Further, the base plate 16 and the bracket 17 are connected by the front-rear tilting cylinder 7 and the front-rear tilting cylinder 8, and the front-rear tilting cylinder 7 and the front-rear tilting cylinder 8 are extended or contracted so that the slide base 1 tilts back and forth. Drive shaft 2 from the front 45 degrees up to 45 degrees past the horizontal to almost 1
It can be tilted up to about 80 degrees.

These are provided on the hydraulic power shovel 9, and reference numeral 10 is an outrigger. The front and rear and left and right of the inclination direction are the front and rear of the hydraulic power shovel 9, and the left and right of the hydraulic power shovel 9 are the left and right. The hydraulic power shovel 9 is moved to the vicinity thereof, the drive shaft 2 is tilted by the front and rear tilting cylinders 7 and 8 to a required tilt, and the mantle steel pipe is carved until it reaches the buried pipe. If there is not enough space, add more or more to continue the process until the lower end of the mantle steel pipe reaches the outer circumference of the buried pipe.

Then, the earth and sand in the mantle steel pipe is discharged to the ground by a soil discharging device such as an earth auger or a vacuum car to clean the mantle steel pipe. After that, the core is extracted from the buried pipe to the ground by a core collector having the same outer diameter as the vinyl chloride inner pipe fitted inside the mantle steel pipe. In the sampled core, the lower end of the vinyl chloride inner pipe is processed into a circular arc concave shape so as to match the outer diameter of the buried pipe, and the lower end of the stopper pipe is processed into a circular arc concave shape from the core outer diameter to match the outer diameter of the buried pipe. To do.

The stopper pipe is fitted onto the vinyl chloride inner pipe so that the lower end side of the vinyl chloride inner pipe protrudes from the stopper pipe with the adhesive so that the lower end side of the inner wall of the vinyl chloride pipe is slightly shorter than the thickness of the buried pipe. Stick to vinyl inner tube.
Insert a vinyl chloride inner tube equipped with a stopper tube, bring the lower end of the stopper tube into contact with the outer periphery of the buried tube, and insert the protruding portion of the vinyl chloride inner tube into the hole formed by removing the core.

Subsequently, mortar is filled between the vinyl chloride inner tube and the outer steel tube. A bent vinyl chloride pipe or the like is connected to the upper end of the vinyl chloride inner pipe depending on the application. The above is carried out by rotating the drive shaft 2 while propelling it, or by propelling the drive shaft 2.

The drive shaft 2 is tilted in a predetermined direction by the front and rear tilting cylinders 7 and 8, and when there is a building or the like, the drive shaft 2 is further tilted in the left and right direction by the left and right tilting cylinder 5.
It can be installed by tilting it up to about 30 degrees. When the construction of the communication pipe is completed as described above, the hydraulic power shovel 9 is moved to the next place, and the construction of the communication pipe can be easily continued.

Moreover, in the hydraulic power shovel 9, since each device is supported on the caterpillar 19, stable work is possible. Further, the present invention is provided with a small-sized punching machine which takes a drive source from a hydraulic power shovel, and further improves work efficiency and enables work in a narrow space. FIG.
As shown in FIG. 3, means for inclining the drive shaft 2 in the front-back direction,
A communication pipe is installed in the buried pipe 21 with a power shovel 9 equipped with a drive source and means for tilting the drive shaft 2 in the left-right direction.

As shown in the figure, there is a gutter 23 on the side of the building 22, and as a work for communicating the interior of the building 22 and the buried pipe 21, when the space is small and the power shovel 9 cannot be used, a small punching machine is used. Use 24. A required hole 25 is dug between the building 22 and the gutter 23, and the bottom of the hole 25 is formed into a required inclined surface 26,
If necessary, piles 27 are driven, a base plate 28 is laid on the inclined surface 26, and a small perforator 24 is provided on the base plate 28. Reference numeral 29 indicates a perforator, which is used to bore a hole for a perforated pipe. With this small punch 24, the tilt range of (+) 90 degrees
(-) Perforation with a tilt range of 200 degrees is possible.

The drive source of the hydraulic power shovel 9 is used as the drive source of the small punch 24. Although not shown, the drive source of the hydraulic power shovel 9 and the small perforator 24 are connected using a detachable pipe. Further, a hydraulic unit for constructing a communicating pipe, a pressure oil distribution valve, and an operation panel for operating the pressure oil are provided in the hydraulic power shovel 9, including those for the small punch 24, to improve work efficiency. .

Further, according to the present invention, the lower surface of the stopper tube fixed to the inner wall of the communicating tube is formed into a flat shape, and the rubber packing is used to facilitate the production of the stopper tube and to provide the sealing and vibration damping effect. did. On top of that, the base plate
A guide plate 30 corresponding to the punch tool 29 is erected on the 28
Guide 29 and prevent runout of punch 29.

As shown in FIG. 10, a stopper pipe 31 made of synthetic resin is fixed near the lower end, and the lower end projecting portion 33 of the vinyl chloride inner pipe 32 is inserted into the hole 34 formed in the pipe wall of the buried pipe 2. Fit the outer steel pipe into the vinyl chloride inner pipe 32 excluding the bottom end protrusion 33.
35 is externally fitted, and mortar 36 is filled between the vinyl chloride inner tube 32 and the outer steel tube 35. The stopper tube 31 is formed in a flat contact portion with the outer peripheral portion of the buried tube 2 to form a stopper tube.
31. A rubber packing 37 is provided on the lower surface of the abutting portion so as to be sealed between the outer peripheral surface of the vinyl chloride inner tube 32 and the inner wall of the hole 34. The rubber packing 37 is formed into a tapered surface having a small diameter at the lower end and a large diameter at the upper portion in order to facilitate insertion into the hole 34. Even if the stopper tube 31 has a lower contact surface and the outer peripheral surface of the buried tube 21 is a circular arc surface, the rubber packing 37 is interposed so that the stopper tube 31 is completely sealed. When the outer peripheral surface of the buried pipe is flat, the sealing performance is further improved. If the rubber packing 37 that expands when brought into contact with an alkaline liquid is used, when the mortar 36 is filled, the rubber packing 37 expands to form a complete seal. The presence of the rubber packing not only fulfills the sealing function but also the vibration damping effect.

[0025]

INDUSTRIAL APPLICABILITY As described above, the present invention is a communication pipe construction machine for constructing a communication pipe from the surface to a buried pipe in the ground, and propels a drive shaft for driving the communication pipe and the tool on the slide base. Means for rotating the drive shaft, and means for tilting the slide base including the drive shaft propulsion means and the drive shaft rotating means in the front-back direction, and means for tilting the slide base in the left-right direction. Since it is a communication pipe construction machine consisting of, the construction of the communication pipe can be tilted not only in the front-back direction but also in the left-right direction.

Further, the present invention is a communication pipe construction machine for constructing a communication pipe from the ground surface to a buried pipe in the ground, and means for propelling a drive shaft for driving the communication pipe and a tool on a slide base, and a drive. A slide base having means for rotating the shaft; a means for inclining the slide base having the drive shaft propelling means and the drive shaft rotating means in the front-rear direction; and means for rotating the drive shaft propelling means and the drive shaft. Since this is a communication pipe construction machine in which a means for inclining the slide base provided with and to the left and right is mounted on the vehicle, it is possible to quickly move to the next construction site after the construction pipe is completed.

Further, according to the present invention, the vehicle is a hydraulic power shovel, and the communication pipe construction machine can be easily moved in the civil engineering work space. Furthermore, the present invention is provided with a punching machine that takes a drive source from a hydraulic power shovel, and further improves work efficiency and facilitates work in a narrow space. Further, according to the present invention, the lower surface of the stopper pipe fixed to the inner pipe of the communication pipe is formed into a flat surface, and a rubber packing is provided to facilitate the production of the stopper pipe, and to provide a sealing and vibration damping effect. Is.

[Brief description of the drawings]

FIG. 1 is a side view of a specific embodiment of the present invention.

FIG. 2 is a front view of FIG.

FIG. 3 is a front view showing a state where the drive shaft is tilted back and forth and further tilted left and right.

FIG. 4 is a vertical cross-sectional view showing a state in which a buried pipe is in the ground.

FIG. 5 is a vertical cross-sectional view showing a state in which a mantle steel pipe is built in a buried pipe with an inclination.

FIG. 6 is a vertical cross-sectional view showing a state in which the core of the buried pipe is collected by the core collector.

FIG. 7 is a vertical cross-sectional view showing a state in which a vinyl chloride inner pipe having a stopper pipe fixed to the lower end is attached to an embedded pipe.

FIG. 8 is a vertical cross-sectional view showing a state where mortar is filled between the vinyl chloride inner tube and the outer steel tube.

FIG. 9 is a front view of a communication pipe construction machine provided with a punching machine outside the hydraulic power shovel of the present invention.

FIG. 10 is a vertical cross-sectional view showing the structure of the communication pipe of the present invention.

[Explanation of symbols]

 1 ... Slide base 2 ... Drive shaft 3 ... Hydraulic motor 4 ... Hydraulic rotary motor 5 ... Left and right tilt cylinder 6 ... Axis 7 ... Front and back tilt cylinder 8 ... Front and back tilt cylinder 9 ... Hydraulic power shovel 10 ... Outrigger 16 ... Board 17 ... Bracket 18 ... Link 19 ... Caterpillar 21 ... Built-in pipe 22 ... Building 23 ... Gutter 24 ... Small punch 25 ... Hole 26 ... Slope 27 ... Pile 31 ... Stopper pipe 32 ... Polyvinyl chloride inner pipe 33 ... Lower end projection 34 … Hole 35… Mantled steel pipe 36… Mortar 37… Rubber packing

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Noriaki Ueda 4-3-8 Bessho, Matsubara-shi Shinwa Construction Industry Co., Ltd.

Claims (5)

[Claims] 1. A communication pipe construction machine for constructing a communication pipe from the surface to a buried pipe in the ground, wherein a means for propelling a drive shaft for driving the communication pipe or a tool on a slide base and rotating the drive shaft. And a means for tilting the slide base including the drive shaft propulsion means and the drive shaft rotating means in the front-rear direction, and a means for tilting the slide base in the left-right direction. 2. A communication pipe construction machine for constructing a communication pipe from the surface to an underground buried pipe, wherein a means for propelling a drive shaft for driving the communication pipe or a tool on a slide base and rotating the drive shaft. A slide base having means, a means for tilting the slide base having the drive shaft propelling means and the drive shaft rotating means in the front-rear direction, and means for rotating the drive shaft propelling means and the drive shaft. A communication pipe installation machine that is equipped with means for inclining the slide base in the left-right direction in the vehicle. 3. The communication pipe construction machine according to claim 2, wherein the vehicle is a hydraulic power shovel. 4. A communication pipe construction machine for constructing a communication pipe from the surface to an underground buried pipe, wherein a means for propelling a drive shaft for driving the communication pipe or a tool on a slide base and rotating the drive shaft. A slide base having means, a means for tilting the slide base having the drive shaft propelling means and the drive shaft rotating means in the front-rear direction, and means for rotating the drive shaft propelling means and the drive shaft. A communication pipe construction machine in which a means for tilting the slide base in the left-right direction is mounted on a hydraulic power shovel, and a separate punching machine is further provided, and the punching machine is driven by the drive source of the hydraulic power shovel. . 5. A lower end projecting portion of an inner pipe having a stopper pipe fixed near the lower end is fitted into a hole formed in a pipe wall of a buried pipe, and an outer tube is fitted onto the inner pipe excluding the lower end projecting portion. In a communication pipe in which mortar is filled between the inner pipe and the outer pipe, the contact portion of the stopper pipe with the outer peripheral portion of the embedded pipe is formed in a flat shape, and the lower surface of the stopper pipe contact portion has an inner peripheral surface of the inner pipe. A communication pipe that is provided with a rubber packing that enters between the inner wall of the hole and seals.