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1. 发明专利

JP2004237220A Apparatus for cleaning inside of pipe 审中-公开
标题翻译：用于清洁管道的装置
公开(公告)号：JP2004237220A
公开(公告)日：2004-08-26
申请号：JP2003029596
申请日：2003-02-06
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： SHIMOJO TOMOHIRO , KITAOKA TOSHIMICHI
IPC分类号： B08B9/04
摘要： PROBLEM TO BE SOLVED: To efficiently clean the inside of a pipe even when level difference is formed therein. SOLUTION: In the apparatus for cleaning the inside of a pipe, a rotary member 1 freely rotating around an axial center X along the longitudinal direction of a pipe is provided with support arms 2 in such a manner that the tip of each support arm is projected toward the inner face side of the pipe, and is provided with a contact member 3 which can be brought into contact with the inner face side of the pipe. Further, a driving unit 4 for driving and rotating the rotary member is provided so as to drive and rotate the rotary member in such a manner that each contact member comes in contact with the inner face side of the pipe along the circumferential direction of the pipe while moving the rotary member in the inside of the pipe, so that a substance deposited on the inner face of the pipe is removed. The support arms 2 are provided so as to be insertable into the pipe in such a manner that each of their tips faces the rear side in the moving direction in the inside of the pipe and is also projected to the inner face side of the pipe. The tips of the support arms inserted into the pipe are provided movably in the radial direction of the pipe, and further, each of the tips of the support arms is elastically energized toward the inner face side of the pipe. COPYRIGHT: (C)2004,JPO&NCIPI
摘要翻译：要解决的问题：为了有效地清洁管道的内部，即使在其中形成水平差。解决方案：在用于清洁管道内部的设备中，沿着管道的纵向方向绕轴向中心X自由旋转的旋转构件1设置有支撑臂2，使得每个支撑件的尖端臂朝向管的内表面侧突出，并且设置有可与管的内表面接触的接触构件3。此外，驱动旋转构件的驱动单元4设置成驱动和旋转旋转构件，使得每个接触构件沿着管的圆周方向与管的内表面侧接触同时在管子的内部移动旋转构件，从而去除沉积在管的内表面上的物质。支撑臂2设置成可插入到管中，使得它们的每个尖端在管的内侧面向移动方向的后侧，并且还突出到管的内表面侧。插入管中的支撑臂的尖端在管的径向方向上可移动地设置，而且，支撑臂的每个顶端朝向管的内表面侧弹性地通电。版权所有（C）2004，JPO＆NCIPI

2. 发明专利

JP2005083424A Plugging device in pipe 审中-公开
标题翻译：管道装置
公开(公告)号：JP2005083424A
公开(公告)日：2005-03-31
申请号：JP2003314118
申请日：2003-09-05
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： SHIMOJO TOMOHIRO
IPC分类号： F16L55/10
摘要： PROBLEM TO BE SOLVED: To securely plug the inside of a pipe without requiring time and labor in mounting work even if another pipe is provided in close proximity on an outer peripheral side of a pipe end part. SOLUTION: This plugging device in the pipe is provided with an elastic plugging member 1 plugging the inside of the pipe by compression deformation operation from the direction of a pipe shaft center, a pair of pressing members 2 pressing the elastic plugging member from the front and rear in the direction of pipe shaft center, a fixing part 3 fixing a pressing member 2a on one side to a pipe end part, and an operation part 4 moving a pressing member 2b on the other side toward a pressing member side on one side to compress, deform, and operate the elastic plugging member. The fixing part is constituted in such a way that a plurality of pressure-contact pins 9 provided with a pressure-contact face 9a coming into pressure-contact with an inner face of the pipe on a tip side are held on the pressing member on one side radially across substantially equal interval in the peripheral direction of the pipe so as to come out and retract freely in the direction of pipe diameter and a cylindrical movable member 11 provided with a tapered face 13 capable of pushing out these contact-pressure pins to an outward side in the direction of pipe diameter by pushing-in operation from the direction of pipe shaft center to a terminal side of the pressure-contact pin is provided so as to perform pushing-in operation freely. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使在管端部的外周侧附近设置另一个管，也可以安全地插入管道内部而不需要时间和劳动力的安装工作。解决方案：管道中的这种堵塞装置设置有弹性堵塞构件1，其从管轴中心的方向通过压缩变形操作堵塞管的内部，一对按压构件2将弹性堵塞构件从在管轴中心方向的前后方，将一侧的按压部件2a固定在管端部的固定部3和将另一侧的按压部件2b朝向按压部件侧移动的操作部4，一侧压缩，变形和操作弹性堵塞件。固定部分构成为使得设置有压接面9a的多个压触针9与尖端侧的管的内表面压接在一起的按压部件上在管道的周向沿径向跨度大致相等的间隔，以便沿管径方向自由地退出和缩回;以及圆筒形可移动件11，其具有锥形面13，该锥形面能够将这些接触压销推出到设置从管轴方向向压接销的端子侧通过推入操作沿管径方向的外侧，以便自由地进行推入操作。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2004308898A Pipe inside lining pig 审中-公开
公开(公告)号：JP2004308898A
公开(公告)日：2004-11-04
申请号：JP2004076571
申请日：2004-03-17
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： SHIMOJO TOMOHIRO
IPC分类号： F16L55/26
摘要： PROBLEM TO BE SOLVED: To provide a pipe inside lining pig requiring less working processes for lining resulting in more efficient work, without giving damage to a lining agent after applied during collecting the pig. SOLUTION: The pipe inside lining pig comprises a large-diameter pipe pig 1 and a small-diameter pipe pig 2 arranged rearward in the moving direction and frontward in the moving direction, respectively, for applying the lining agent to the inner face of a pipe consisting of a large-diameter pipe A and a small-diameter pipe B. The large-diameter pipe pig 1 and the small-diameter pipe pig 2 are in a mutually integrated structure. At least the large-diameter pig 1 is formed with a hollow body of an elastically deformable soft material. COPYRIGHT: (C)2005,JPO&NCIPI

4. 发明专利

JP2004290806A Pipe interior lining pig 审中-公开
标题翻译：管内胆线
公开(公告)号：JP2004290806A
公开(公告)日：2004-10-21
申请号：JP2003086173
申请日：2003-03-26
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： SHIMOJO TOMOHIRO , IKEDA TAKUJI
IPC分类号： F16L55/26 , B05C7/08 , B05D7/22
摘要： PROBLEM TO BE SOLVED: To prevent the coated lining agent from being damaged during the withdrawal of a large-diameter pig though the pig is moved by traction with a wire. SOLUTION: The pipe interior lining pig is one wherein a large diameter pig 1 for a large-diameter pipe A and a small-diameter pig 2 for a small-diameter pipe B are separably connected with each other, and a wire 3 for traction is passed through the pigs and wherein the pigs 1 and 2 are provided with their respective through-holes 1a and 2a for wire insertion, the wire 3 is passed through the through-holes 1a and 2a and is connected with the large-diameter pig 1 through a disengagement and engagement means 5 capable of being separated at a pulling power of a set value or larger and capable of engaging with the small-diameter pig 2, and a check valve 6 that prevents a pressurized fluid from flowing from the side of the small-diameter pig 2 is formed in the through-hole 1a of the large-diameter pig 1. In one embodiment, the pigs 1 and 2 are connected with each other so that they are separated from each other at a pulling power of a set value or larger, the small-diameter pig 2 in a separated state is capable of being pulled with the wire 3, and the large-diameter pig 1 is composed of a structure that prevents the pressurized fluid from flowing from the side of the small-diameter pig 2. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了防止在通过牵引用电线移动猪时，在大直径猪撤出期间涂覆的衬里剂被损坏。
解决方案：管内衬猪是其中用于大直径管A的大直径猪1和小直径管B的小直径猪2彼此分离连接的线材，线3 牵引力通过猪，并且其中猪1和2设有各自的用于插入线的通孔1a和2a，线3穿过通孔1a和2a并与大直径猪1通过能够以设定值或更大并且能够与小直径猪2接合的牵引力分离的分离和接合装置5以及防止加压流体从侧面流出的止回阀6 在大直径猪1的通孔1a中形成有小直径猪2的猪。在一个实施例中，猪1和2彼此连接，使得它们彼此分离，一个设定值或更大，一个sep的小直径猪2 能够用线3牵引的状态，大口径猪1由防止加压流体从小径猪2侧流出的结构构成。（C） 2005年，JPO＆NCIPI

5. 发明专利

JP2005291329A Intra-tube blocking device 审中-公开
标题翻译：管内阻塞装置
公开(公告)号：JP2005291329A
公开(公告)日：2005-10-20
申请号：JP2004106065
申请日：2004-03-31
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： SHIMOJO TOMOHIRO , IKEDA TAKUJI
IPC分类号： F16L55/12 , F16L55/00
摘要： PROBLEM TO BE SOLVED: To perform work of inspection, maintenance or the like of an object tube simply and easily. SOLUTION: In this intra-tube blocking device provided with a tube blocking means 4 capable of being freely inserted into and pulled out of the object tube B and coming into close-contact with an inner peripheral face of the object tube B in accordance with diameter expansion operation in a condition in which it is inserted into the object tube B to block the object tube B freely, a camera 9 capable of being freely inserted into and pulled out of the object tube B and photographing the inside of the object tube B freely is provided integrally with the tube blocking means 4. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：简单，容易地进行对象管的检查，维护等工作。解决方案：在该管内阻断装置中，设置有能够自由地插入到物管B中并与物管B的内周面紧密接触的管阻塞装置4，根据其插入到物体管B中以便自由地阻挡物体管B的状态下的直径膨胀操作，能够自由地插入到物体B中并从物体B中拉出并拍摄物体内部的照相机9 管B自由地与管阻塞装置4一体地设置。版权所有：（C）2006，JPO＆NCIPI

6. 发明专利

JP2004141725A Device for cleaning inner surface of pipe 审中-公开
公开(公告)号：JP2004141725A
公开(公告)日：2004-05-20
申请号：JP2002307277
申请日：2002-10-22
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： KITAOKA TOSHIMICHI , SHIMOJO TOMOHIRO
IPC分类号： E03F9/00 , B08B9/02 , B08B9/053 , F28G3/14 , F28G3/16
摘要： PROBLEM TO BE SOLVED: To make a removing unit smoothly movable even if a difference in level exists on the inner surface of a pipe. SOLUTION: In the cleaning device, the removing unit 1 is constituted by providing a striking member 8 supported so as to be freely shaken around an oscillation axis Y, which is eccentric from rotary axis X along the longitudinal direction of a pipe, in the peripheral direction of the pipe and a drive part 9 for rotationally driving a rotary member 7 to the rotary member 7 rotated around the rotary axis X. This removing unit 1 is moved through the pipe while striking the inner surface of the pipe with the striking member by rotationally driving the rotary member to remove matter having adhered to the inner surface of the pipe. A front guide member 3, which is equipped with a projected curved surface 2 projected toward the front in the moving direction within the pipe, is provided to the front in the moving direction within the pipe for the adhered matter removing work of the removing unit. COPYRIGHT: (C)2004,JPO

7. 发明专利

JP2001032991A PIPE INSIDE LINING TECHNIQUE 失效
公开(公告)号：JP2001032991A
公开(公告)日：2001-02-06
申请号：JP20888799
申请日：1999-07-23
申请人： OSAKA GAS CO LTD
发明人： MURATA KIYOSHI , SHIMOJO TOMOHIRO
IPC分类号： F16L57/00 , F16L58/02
摘要： PROBLEM TO BE SOLVED: To apply lining inside an existing pipe for preventing easy breakage and generation of pin holes. SOLUTION: This pipe inside lining technique comprises moving a lining pig B inserted in an existing pipe A along the existing pipe, applying unhardened resin material 1 filled in front of the lining pig in the moving direction inside the existing pipe and applying lining inside the existing pipe with a lining layer 2 in which the applied resin material is hardened, wherein a pressure reducing process is provided for reducing pressure in the existing pipe below the atmospheric pressure in a state of the resin material applied inside the existing pipe unhardened.

8. 发明专利

JP2000266275A STEAM LEAK REPAIRING WORK METHOD FOR STEAM PIPE AND JIG FOR REPAIR 失效
公开(公告)号：JP2000266275A
公开(公告)日：2000-09-26
申请号：JP6635599
申请日：1999-03-12
申请人： OSAKA GAS CO LTD
发明人： SHIMOJO TOMOHIRO
IPC分类号： F16L23/02 , F16L29/00 , F16L55/16 , F22B37/02
摘要： PROBLEM TO BE SOLVED: To repair a steam pipe easily with an inexpensive repair cost even in the case of high steam pressure and a large pipe diameter, when a steam leak is repaired without stopping circulation of a flow of steam. SOLUTION: In this steam leak repairing work method of a steam pipe, which repairs a steam leak from between both flanges of a flange joint part B bolt connecting the fellow flanges 1 of the steam pipe A by interposing a gasket 2 there between, an elastic strip 6 of hard quality, striding both the flanges and interposing a heat resisting seal material 5 between external peripheral surfaces of both the flanges, is wound over to almost the total periphery of both the flanges, this wound strip is fastened so as to vertically superpose the fellow end parts by a chain 7 wound to a strip external peripheral surface 6a, a part between both the flanges is air-tightly closed, and a part between both the flanges is charged with unhardened thermosetting resin 4 from a part distant from a steam leak place.

9. 发明专利

JP2000061397A METHOD FOR LINING PIPE INNER SURFACE 失效
公开(公告)号：JP2000061397A
公开(公告)日：2000-02-29
申请号：JP23178398
申请日：1998-08-18
申请人： OSAKA GAS CO LTD
发明人： SHIMOJO TOMOHIRO
IPC分类号： B05D7/22 , F16L57/00
摘要： PROBLEM TO BE SOLVED: To curtail a working time by a method in which after a resin-coated layer being formed by applying a curable resin on the inner surface of existing piping, heating fluid is introduced into the existing piping, and the resin-coated layer is heated to accelerate a curing reaction. SOLUTION: A liquid curable resin 3 and a pig 4 are introduced from one end side of a gas conduit 1 into a pipe, and its insertion port 1a is connected with an air supply hose 5 from an air compressor. After that, compressed air is supplied by the air compressor to pressurize the space between the insertion port 1a and the pig 4, the pig 4 is moved forward in the gas conduit 1, while the curable resin 3 in front of the pig 4 is being pushed out, and the rein-coated layer 6 of the curable resin is formed on the inner surface of the gas conduit 1. Next, an air supply hose 8 is connected with the insertion port 1a of the gas conduit 1, heating steam 7 is introduced into the gas conduit 1 through the air supply hose 8, and the resin-coated layer 6 is heated to accelerate the curing of the resin-coated layer 6.

10. 发明专利

JPH11291901A IN-PIPE TRAVELING DEVICE 失效
公开(公告)号：JPH11291901A
公开(公告)日：1999-10-26
申请号：JP3283599
申请日：1999-02-10
申请人： OSAKA GAS CO LTD
发明人： SHIMOJO TOMOHIRO
IPC分类号： B61B13/10 , F16L55/32
摘要： PROBLEM TO BE SOLVED: To minimize the possibility of a wheel mounting member touching an obstacle by extending a lateral pair of wheel mounting members downward from a vehicle body along pipe circumferential direction and supporting traveling wheels in the lower end parts of the wheel mounting members. SOLUTION: An in-pipe traveling device B is mounted within a pipe A and traveled in the state where a body 3 is situated in an upper part of the pipe inner part by elastically curving and deforming each wheel mounting member 1a, 1b toward the pipe diameter directional inner part. In this mounted state, a lateral pair of wheel mounting members 1a, 1b for mounting a drive wheel 4a and a driven wheel 4b on the body 3 are extended downward from the body 3 along the pipe circumferential direction in the state adjacent to the pipe inner surface (a), and the drive wheel 4a and the driven wheel 4b are supported in the lower end part of each wheel mounting member 1a, 1b. According to this, the drive wheel 4a and the driven wheel 4b are displaced according to the change of pipe inside diameter and traveled while keeping the state pressed onto the pipe inner surface (a).

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