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1. 发明专利

JP2001123446A CONSTRUCTION METHOD FOR INSERTING TENSION MEMBER 失效
公开(公告)号：JP2001123446A
公开(公告)日：2001-05-08
申请号：JP2000244619
申请日：2000-08-11
申请人： NICHIA STEEL WORKS LTD , NIPPON SHOKUSEI KK
发明人： ETSUNO YUJI , NAKAZAWA YOSHIHIRO , ARIKADO KAZUHIRO , TANIGUCHI MITSUO , SUGIMOTO KATSUHIRO , FUJISHIMA YASUYOSHI , MORISONO TOMOYUKI , KOMABASHIRI HIROYUKI
IPC分类号： E02D5/80
摘要： PROBLEM TO BE SOLVED: To insert a high-strength tension member at a low cost. SOLUTION: A rod 13 is inserted into a screen pipe 1 provided with a net part 1a of small knot in insertion of the tension member, a bit 14 having a drilling diameter equal or more to/than an outside diameter of the screen pipe 1 is fitted to a tip of the rod 13, the screen pipe 1 is inserted into a drilled well 15 while drilling the well 15 into a soil A by the bit 14 and a drilled soil is discharged, the rod 13 is separated from the bit 14 to be extracted from the well 15 when a prescribed depth of the well 15 is formed, and then cement milk 16 is injected and the tension member 2 is inserted into the drilled well 15.

2. 发明专利

JP2002302945A TENSION MEMBER INSERTING CONSTRUCTION METHOD 失效
公开(公告)号：JP2002302945A
公开(公告)日：2002-10-18
申请号：JP2001108027
申请日：2001-04-06
申请人： NIPPON SHOKUSEI KK , NICHIA STEEL WORKS LTD
发明人： ETSUNO YUJI , NAKAZAWA YOSHIHIRO , ARIKADO KAZUHIRO , TANIGUCHI MITSUO , SUGIMOTO KATSUHIRO , FUJISHIMA YASUYOSHI , MORISONO TOMOYUKI , KOMABASHIRI HIROYUKI
IPC分类号： E02D5/80
摘要： PROBLEM TO BE SOLVED: To provide a tension member inserting construction method in which a high strength tension member can be inserted at low cost. SOLUTION: In inserting the tension member, a rod 13 is inserted into a screen pipe 1 provided with a net part 1a of a small mesh, and a bit 14 having an outer diameter smaller than an inner diameter of the screen pipe 1 which is capable of excavating a diameter larger than an outer diameter of the screen pipe is installed on a tip of the rod 13. While excavating a hole 15 in ground A with this bit 14, the screen pipe 1 is inserted into the excavation hole 15. At a timing when the hole 15 of a specified depth is formed, after elimination of excavation soil, the rod 13 and the bit 14 are pulled from the hole 15, and injection of grout material 16 and insertion of the tension member 2 are performed to the excavation hole 15.

3. 发明专利

JP2003096783A SPRAY METHOD FOR MIXTURE AND ITS EQUIPMENT 审中-公开
公开(公告)号：JP2003096783A
公开(公告)日：2003-04-03
申请号：JP2001295870
申请日：2001-09-27
申请人： NIPPON SHOKUSEI KK
发明人： OKURA TAKUO , FUJISHIMA YASUYOSHI , SUGIMOTO KATSUHIRO , MATSUNAGA AKIHIRO
IPC分类号： E02D17/20
摘要： PROBLEM TO BE SOLVED: To provide a spray method for a mixture capable of continuously spraying in the horizontal distance or to a high place and spraying equipment to be used in that method. SOLUTION: In spraying a mixture 1, a jet air current is introduced and a negative pressure region B is formed and a circumference ejector device 25 for force-feed the mixture 8 of both cement and aggregate is connected to a cement and aggregate mixture take out hole 23 of a hopper device 22, a screw conveyor 26 for forcibly sending out the cement and aggregate mixture 8 is installed in the negative pressure region B, a hose 18 equipped with a spray nozzle 19 for the mixture 1 and a hose 14 for force feeding the cement and aggregate mixture to be connected to the circumference ejector device 25 are connected to a mixing barrel body 46 in a concentric circle shape, the inner diameter D of the mixing barrel body 46 is made 1 to 3 times the inner diameter d1 for the cement and aggregate mixture force-feeding hose 14, water 12 is supplied from diagonally rear side to the cement aggregate mixture 8 to be force-fed, and cement and aggregate mixture 8 and water 12 are force-fed separately to the inside of the barrel body 46 and mixed together therein and the mixture 1 is discharged from the nozzle 19.

4. 发明专利

JP2001355768A PIPE UTILIZING OLD TIRE AND MANUFACTURING METHOD THEREOF 失效
公开(公告)号：JP2001355768A
公开(公告)日：2001-12-26
申请号：JP2000177722
申请日：2000-06-14
申请人： NIPPON SHOKUSEI KK
发明人： MAKI SHINICHIRO , SUGIMOTO KATSUHIRO
IPC分类号： B60C19/00 , F16L11/11
摘要： PROBLEM TO BE SOLVED: To provide a pipe and utilizing an old tire capable of inhibiting an energy cost as low as possible, treating and effectively utilizing much more old tires and contributing to an environment condition and provide a manufacturing method thereof. SOLUTION: A plurality of old tires 1, 1,... are superposed such that respective center hole parts 1a are communicated and are fixed by a fixing member 3.

5. 发明专利

JPH09287381A SLOPE DRILLING DEVICE 失效
公开(公告)号：JPH09287381A
公开(公告)日：1997-11-04
申请号：JP12226496
申请日：1996-04-20
申请人： NIPPON SHOKUSEI KK , YAMAMOTO LOCK MACH KK
发明人： SUGIMOTO KATSUHIRO , YATAYA YOSHIKAZU
IPC分类号： E21B19/24 , E21C9/00
摘要： PROBLEM TO BE SOLVED: To conduct operation at a high place easily by detachably installing drilling machines to guide plates movably mounted in the drilling-rod axial direction on a rail respectively in a motor and an attachment on the rail. SOLUTION: A single-pipe scaffolding D is assembled on the face of a slope 3 at a high place, and single pipes 25, 26 are set up to single-pipe clamps 21, 22 and a rail 8b is supported. An attachment is fitted detachably at the front end of the rail 8b. A motor 7 is connected detachably at another end of the rail 8b. A drilling machine 1 is installed to a guide plate 11, and can be moved by the motor 7 in the axial direction of a drilling rod 2 on the rail 8b. The rail 8b is hung up and hung down by a crane by a pair of rings mounted on a frame and a rope. Or the rail 8b is borne by an installation scaffolding. Accordingly, the drilling machine, the rail and the motor are lifted by a winch up to the place of excavation, and assembled on the installation scaffolding, and excavation operation, etc., are conducted easily.

6. 发明专利

JP2002295166A BORING BIT 失效
公开(公告)号：JP2002295166A
公开(公告)日：2002-10-09
申请号：JP2001105500
申请日：2001-04-04
申请人： NIPPON SHOKUSEI KK , YAMAMOTO ROCK MACHINE CO LTD , MARUWA GIKEN KK
发明人： SUGIMOTO KATSUHIRO , IMAOKA WATARU , KAYA FUMITAKA
IPC分类号： E21B10/36 , E21B10/00 , E21C37/26
摘要： PROBLEM TO BE SOLVED: To provide a boring bit which can excavate earth and sand, rock masses, etc., and can easily cut and bore rhizomes of stands, etc., as well. SOLUTION: According to the boring bit, a plurality of chip sections 6, 6, etc., are radially arranged on an upper edge of a bit body 5, and a part or all of the chip sections 6, 6, etc., are formed such that each of their upper edges includes a diagonal portion which is more elevated toward the center or the periphery of the upper edge of the bit body.

7. 发明专利

JP2001288752A SPRAYING METHOD OF MIXTURE AND ITS DEVICE 失效
公开(公告)号：JP2001288752A
公开(公告)日：2001-10-19
申请号：JP2000106985
申请日：2000-04-07
申请人： NIPPON SHOKUSEI KK
发明人： OKURA TAKUO , FUJISHIMA YASUYOSHI , SUGIMOTO KATSUHIRO , MATSUNAGA AKIHIRO
IPC分类号： E02D17/20 , B05B7/04 , B05B7/14 , B05D1/02
摘要： PROBLEM TO BE SOLVED: To provide a spraying method capable of continuously spraying a mixture in the distance from a height or a horizontal distance and a spraying device used for the method. SOLUTION: When the mixture 1 is sprayed, a jet air current is introduced to form a negative pressure area B, a circumferential ejector 25 conveying aggregate 8 is connected to an aggregate take-out port 23 of a hopper 22, a screw conveyor 26 for forcefeeding delivering the aggregate 8 is provided to the negative pressure area B, a hose 18 equipped with a spraying nozzle 19 of the mixture 1 and an aggregate conveying hose 14 connected to the circumferential ejector 25 are concentrically connected to a mixing cylinder body 46, the inside diameter D of the mixing cylinder body 46 is one to three times as large as the inside diameter d1 of the aggregate conveying hose 14, the cement milk 12 is supplied obliquely from behind to the aggregate 8 conveyed inside of the cylinder body 46, the aggregate 8 and cement milk 12 separately conveyed inside of the cylinder body 46 are mixed in the cylinder body 46, and the mixture 1 is discharged from the nozzle 19.

8. 发明专利

JPH09125861A SLOPE BORING DEVICE 失效
公开(公告)号：JPH09125861A
公开(公告)日：1997-05-13
申请号：JP30825895
申请日：1995-10-31
申请人： NIPPON SHOKUSEI KK , YAMAMOTO LOCK MACH KK
发明人： SUGIMOTO KATSUHIRO , YATAYA YOSHIKAZU , YAMAZAKI NOBUAKI
IPC分类号： E21B7/02 , E21B15/00 , E21B19/08 , E21C11/00
摘要： PROBLEM TO BE SOLVED: To improve workability by longitudinally moving a bedplate installed to a guide cell by a driving device while selectively mounting an air type drill and a down-the-hole drill to the bedplate. SOLUTION: A rotary section 40b for a down-the-hole drill or an air type drill body is set up to a bedplate 7 movably fitted to a guide cell 2. The length of pipes 31, 32 in the front and the rear of a hanging device 30 is adjusted in response to the inclination of a bored pit. A hook for a crane is hooked to a hanging member 35, and the whole slope boring device 1 is hung down in desired height. The guide cell 2 is inclined in the boring direction while a foot pad 15 installed at the front end section of the guide cell 2 is brought to the state, in which the foot pad 15 is pushed against the face of a slope, and a boring machine and a shifter 5 are operated and boring is conducted up to desired depth. Accordingly, the angle of boring can be adjusted easily, the boring machine can be selected in response to the quality of a rock, etc., and efficiency can be improved.

9. 发明专利

JP2002294701A TENSION MEMBER INSERTING METHOD 失效
公开(公告)号：JP2002294701A
公开(公告)日：2002-10-09
申请号：JP2001105614
申请日：2001-04-04
申请人： NIPPON SHOKUSEI KK
发明人： MATSUNAGA AKIHIRO , SUGIMOTO KATSUHIRO , FUJISHIMA YASUYOSHI
IPC分类号： E02D5/80
摘要： PROBLEM TO BE SOLVED: To provide an inexpensive tension member inserting method capable of definitely preventing the considerable crumbling down of the wall of bore hole during the excavation of the ground. SOLUTION: Ground 5 is excavated by a bit 4 for forming a bore hole 6 in a state where a rod 3 is inserted to a perforated pipe 2 having holes 1, 1... permitting the flow of a grout material and a bit 4 is installed to the tip of the rod 3; the ground 5 is excavated by the bit 4 and an excavated hole 6 is formed; the insertion of this perforated pipe to the excavated hole 6 and the removal of excavated material are performed; therefore, this tension member inserting method comprises an excavated hole forming process forming the excavated hole 6 of a predetermined depth and a tension member fixing process after the excavated hole forming process, in which the rod 3 is separated from the bit 4 and pulled out from the excavated hole 6 and a fixing material is filled up and the tension member is inserted in the tension member fixing process; a small diameter portion 2a is formed at the tip portion of the perforated pipe 2, a linking portion K linked to the small diameter portion 2a from its rear surface side is formed to the rod 3, and the insertion of the perforated pipe 2 to the excavated hole 6 in the excavation hole forming process can be realized when the linking portion K of the rod 3, which moves to the inside of the excavated hole 6 together with the bit 4, comes into contact with the small diameter portion 2a of the perforated pipe 2.

10. 发明专利

JP2002021462A DRILLING BIT 失效
公开(公告)号：JP2002021462A
公开(公告)日：2002-01-23
申请号：JP2000211680
申请日：2000-07-12
申请人： NIPPON SHOKUSEI KK , YAMAMOTO ROCK MACHINE CO LTD , MARUWA GIKEN KK
发明人： SUGIMOTO KATSUHIRO , IMAOKA WATARU , KAYA FUMITAKA
IPC分类号： E21B10/58 , E21B1/00
摘要： PROBLEM TO BE SOLVED: To provide a drilling bit which can excavate earth, rock mass, etc., and easily can cut roots and stems of living trees, etc. SOLUTION: A bit main body 5 has a plurality of chip portions 6, 6, etc., radially arranged at an upper edge thereof, and each chip portion 6 has a stepped portion formed at an upper edge thereof.

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