JP5487223B2 - Columnar building work equipment - Google Patents

Description

  It discloses below about the apparatus for performing work, such as repair and inspection, to an existing building.

  As a working device for performing work on a columnar building such as a bridge pier (bridge column) on an expressway or the like, the crawler type disclosed in, for example, Patent Document 1 can be moved up and down along the outer surface of the columnar building A traveling device has been proposed. In this working device, the crawler provided with the suction means can sandwich the columnar building, and can be raised and lowered along the outer surface of the columnar building by the sandwiching and adsorption.

JP 2011-230673 A

  The main work for columnar buildings such as bridge piers is visual inspection by camera / video photography and non-destructive inspection by ultrasonic equipment. The working device in this case only needs to be equipped with working equipment and can be moved up or down, no complicated functions are required, and the working equipment is small and light, so the load that the working equipment bears Is small. Therefore, it is not necessary to use an expensive working device as in Patent Document 1, and it is preferable that a simpler working device can be used and can be completed at low cost.

To propose to those problems is to have a buoyancy in air with surrounding columnar building, along the columnar architecture is configured to include a raisable annulus aerial This buoyancy columnar building It is a columnar building working apparatus which carries out the operation | work with respect to a columnar building with the working apparatus attached to the annular body while raising / lowering along .

  The columnar building working apparatus according to the above proposal has a simple configuration in which an annular body having buoyancy surrounds and raises the columnar building. In other words, a simple and low-cost work is realized in which work equipment such as a camera is attached to the annular body and lifted and lowered using buoyancy.

The top view and side view which showed 1st Embodiment of the working apparatus for columnar buildings. The top view and side view which showed 2nd Embodiment of the working apparatus for columnar buildings. The top view which showed 3rd Embodiment of the working apparatus for columnar buildings. The top view which showed 4th Embodiment of the working apparatus for columnar buildings. The top view and side view which showed 5th Embodiment of the working apparatus for columnar buildings. The top view and principal part enlarged view which showed 6th Embodiment of the working apparatus for columnar buildings.

FIG. 1: has shown (A) top view and (B) side view of 1st Embodiment of the work apparatus for columnar buildings.
The working device according to the first embodiment includes an annular body 1 formed in an annular shape surrounding a columnar building such as a bridge pier having a circular cross section or a polygonal cross section. The annular body 1 is a single tube made of a soft vinyl chloride resin, polyurethane hermetic-coated nylon or polyester as a raw material, and both ends thereof are hermetically sealed by a connecting member 2 made of plastic or the like. And the flange 2a formed in the end surface of the connection member 2 of these both ends becomes cyclic | annular by mutually fixing with the volt | bolt 2b of the same material, and surrounds a columnar building. By filling the inside of the annular body 1 with a gas having a specific gravity lower than that of air such as helium, the annular body 1 has buoyancy in the air as a “buoy ring”.

  An operation control member 3 made of plastic or the like is fixed to the annular body 1 at intervals of about 90 ° in the circumferential direction. The motion control member 3 is formed in, for example, a ring shape that is fixed around the trunk of the annular body 1. A suspension 3a such as a coil spring is provided inside the operation control member 3, and the suspension 3a abuts on the outer peripheral surface of the columnar building, so that the space between the annular body 1 and the columnar building is maintained. In addition, a hook 3b for raising and lowering and rotating control (posture control) of the annular body 1 is provided outside the operation control member 3, and the string 3c and the like are tied to the hook 3b and hung down. It is possible to manually control the raising and lowering and rotation of the annular body 1 with 3c and the like.

  An apparatus mounting member 4 made of plastic or the like is fixed to the annular body 1 between the operation control members 3. The equipment mounting member 4 is also formed, for example, in a ring shape that surrounds and fixes the periphery of the annular body 1. As an example of work equipment, a camera 5 for visual inspection is mounted on the equipment mounting member 4, and photography is performed by remote control or the like. The working device is not limited to the camera, and an ultrasonic device for nondestructive inspection can be mounted. The work equipment can communicate with a computer or the like placed on the ground or on a bridge by wire or wireless.

An arrangement procedure of the work device according to the first embodiment will be described.
The annular body 1 is carried into the site in a state where the connecting member 2 is disconnected, the buoyancy gas inside is pulled out and folded. Then, the annular body 1 in a state where the gas is removed is arranged so as to surround the columnar building to be worked, and first, the connecting members 2 at both ends are connected to each other. At the same time, the control string 3c is tied to the hook 3b, the camera 5 is mounted on the device mounting member 4, and preparation is completed. Next, a buoyancy gas is injected into the annular body 1 from a gas injection port (not shown) and filled. Thereby, the annular body 1 starts to rise by its buoyancy. After that, the work is carried out while controlling the ascending and descending of the annular body 1 and the rotation of the annular body 1 for adjusting the photographing position of the camera 5 by the string 3c.

FIG. 2: has shown 2nd Embodiment of the column-shaped building working apparatus with (A) top view and (B) side view like FIG. In 2nd Embodiment, the annular body 1, the connection member 2, and the apparatus mounting member 4 are the same as 1st Embodiment, and operation | movement control member 3 'differs from 1st Embodiment.
That is, the operation control member 3 ′ made of plastic or the like is fixed at an interval of about 90 ° in the circumferential direction, and the suspension 3′a such as a coil spring is provided on the inner side as in the first embodiment. A propeller 3'b for lifting and rotation control provided outside the control member 3 'is different from that of the first embodiment. The propeller 3 ′ b rotated by the electric motor rotates forward and backward according to wired or wireless remote control by a built-in battery or external power supply, and controls the lifting and rotation of the annular body 1.

  Of the four propellers 3 ′ b provided at the intervals of about 90 °, the two propellers 3 ′ b positioned at an interval of about 180 ° are installed upward to control the lifting and lowering of the annular body 1. Other than these upward propellers 3 ′ b, two other propellers 3 ′ b positioned at an interval of about 180 ° are installed sideways for controlling the rotation of the annular body 1. Therefore, the up and down and rotation of the annular body 1 can be remotely controlled by controlling forward and reverse rotation of the upward propeller 3'c and the lateral propeller 3'c.

  The arrangement procedure of the working device according to the second embodiment is the same as that of the first embodiment, except that the ascent, descent, and rotation of the annular body 1 are controlled by the propeller 3'b after the arrangement.

FIG. 3 shows a plan view of a third embodiment of a columnar building working apparatus.
The annular body 10 according to the working device of the third embodiment is formed in an annular shape surrounding the columnar building by assembling a plurality of parts 11, 12, 13, and 14 each having buoyancy. is there.

  Of the four parts 11, 12, 13, 14 in the illustrated example, two parts 11, 12 are straight pipes made of soft vinyl chloride resin, polyurethane-coated nylon or polyester. The remaining two parts 13 and 14 are semicircular tubes formed of the same material. Each part 11, 12, 13, 14 is hermetically sealed at both ends by a connecting member 20 made of plastic or the like, and the flange 21 formed on the end surface of each connecting member 20 is the same as in the first and second embodiments. By fixing each other with bolts, all the parts 11, 12, 13, and 14 are connected to each other to form an annular shape surrounding the columnar building. Each part 11, 12, 13, 14 is filled with a gas having a specific gravity lighter than air, such as helium, so that the annular body 10 has a buoyancy in the air as a “floating ring”. By connecting the parts 11, 12, 13, and 14 having different shapes to form the annular body 10, it is possible to cope with columnar buildings having various cross-sectional shapes such as a rectangle as illustrated.

  In the case of the annular body 10 of the third embodiment, the two motion control members 30 are fixed to the linear parts 11 and 12 positioned on the opposite sides of the columnar building with a gap therebetween. Similar to the operation control member 3 ′ of the second embodiment, the operation control member 30 includes a suspension 31 on the inner side and an upward propeller 32 on the outer side. In addition, a device mounting member 40 similar to the device mounting member 4 similar to the first and second embodiments is fixed between these operation control members 30, and a camera as an example of a working device is attached to the device mounting member 40. 50 is mounted.

  On the other hand, in the annular body 10, the dual-purpose member 60 is fixed to the center part of the semicircular parts 13 and 14 that are located on the opposite sides of the columnar building. The dual-purpose member 60 includes the same suspension 61 as the suspension 31 of the operation control member 30 on the inside, and mounts the camera 50 like the device mounting member 40.

An arrangement procedure of the work device according to the third embodiment will be described.
Each part 11, 12, 13, and 14 which comprises the annular body 10 is carried in to the field in the state which cut | disconnected the connection member 20, extracted the buoyancy gas inside, and was folded. Then, the parts 11, 12, 13, and 14 in a state where the gas is removed are arranged so as to surround the columnar building to be worked, and the connecting members 20 at both ends thereof are connected to each other. The camera 50 is mounted on the device mounting member 40 and the dual-purpose member 60 of the annular body 10 after the parts are connected, and preparation is completed. Next, a buoyancy gas is injected into the parts 11, 12, 13, and 14 from a gas injection port (not shown) and filled. Thereby, the annular body 10 starts to rise by its buoyancy. After that, the ascent and descent of the annular body 10 is remotely controlled by the propeller 32 and the work by the camera 50 is performed.

FIG. 4 shows a plan view of a fourth embodiment of a columnar building working apparatus.
As in the third embodiment, the annular body 100 according to the working device of the fourth embodiment assembles a plurality of parts 101, 102, 103, 104, 105, and 106 each having buoyancy to form a columnar building. It is formed in an annular shape surrounding it.

  In the illustrated example, the six parts 101, 102, 103, 104, 105, 106 have the same structure, and are straight pipes made of soft vinyl chloride resin, polyurethane airtight coated nylon or polyester. Both ends are hermetically sealed by a connecting member 110 made of plastic or the like. Each part 101, 102, 103, 104, 105, 106 is connected to each other via the connection member 110 by fixing the flanges 111 formed on the end surfaces of the connection members 110 with bolts as in the third embodiment. Is done. Further, in the case of the fourth embodiment, in order to connect the parts 101, 102, 103, 104, 105, 106, which are all linear, in an annular shape, a bending connection member (elbow pipe) 120 is connected between the parts at predetermined positions. Is done. Similar to the connecting member, the bent connecting member 120 made of plastic or the like is bent at 90 °, and flanges 121 similar to the flange 111 of the connecting member 110 are formed at both ends thereof and fixed to the connecting member 110 by bolts. Therefore, for example, as shown in the drawing, the bent connecting member 120 is arranged at the four corners, and the parts 101, 102, 103, 104, 105, 106 are connected to each other, whereby the annular body 100 surrounding the columnar building is created. The By filling each part 101, 102, 103, 104, 105, 106 surrounding the columnar building with a gas having a specific gravity lighter than air, such as helium, the annular body 100 is said to be a “floating ring” in the air. Has buoyancy. By combining an appropriate number of parts 101, 102, 103, 104, 105, 106, it is possible to deal with columnar buildings of various sizes and shapes.

  In the case of the annular body 100 of the fourth embodiment, the parts 101, 102, 103, 104, 105, and 106 are all similarly fixed with the two operation control members 130 and the device mounting member 140 therebetween. . The motion control member 130 has the same suspension 131 and propeller 132 as those of the motion control member 30 of the third embodiment, and the equipment mounting member 140 is the same as the equipment mounting member 40 of the third embodiment, A camera 150 is mounted as an example of the equipment for use.

  The arrangement procedure of the working device according to the fourth embodiment is the same as the third embodiment except that the bent connection members 120 are arranged at the four corners and the parts 101, 102, 103, 104, 105, 106 are arranged and connected to each other. It is the same as the case of.

FIG. 5 shows (A) a plan view and (B) a side view of a fifth embodiment of a columnar building working apparatus.
The annular body 200 according to the working device of the fifth embodiment is configured to have buoyancy by connecting a plurality of identical buoyancy bodies 201 containing a gas such as helium having a specific gravity lighter than air to the annular body 200. It is.

  The annular body 200 is formed by connecting four arcuate parts 210 made of plastic or the like and having a quarter circle (¼ arc). In the present embodiment, the arc part 210 is shown as a quarter arc, but the arc part 210 may be other than the quarter arc. Each circular arc part 210 having the same shape is provided with flanges 211 formed at both ends by bending the ends outward by about 90 °, and these flanges 211 are fixed to each other with bolts 212 made of plastic or the like. Thus, the four arc parts 210 are connected to each other. A suspension 213 using a coil spring or the like is provided inside each arc part 210, and the space between the annular body 200 and the columnar building is maintained by the suspension 213 coming into contact with the outer peripheral surface of the columnar building. . An anchoring member 220 made of plastic or the like and an equipment mounting member 230 are fastened and fixed to the flange 211 connecting the arc parts 210 by bolts 212.

  The anchoring member 220 for anchoring the buoyancy body 201 to the annular body 200 is formed in a bowl shape that extends outward from the annular body 200 and then bends 90 ° upward, and the buoyancy body 201 is fixed to the tip thereof. . Each buoyancy body 201 is made of a soft vinyl chloride resin, a polyurethane or airtight coated nylon or polyester, and has a cylindrical shape in which both ends are hermetically sealed, and a fixing ring 202 made of plastic or the like is fixed to the central portion. Has been. A bracket 203 is formed on the outer peripheral surface of the fixing ring 202, and the bracket 203 is bolted to the tip of the anchoring member 220.

  A device mounting member 230 for mounting a camera 240 as an example of a working device is an L-shaped bracket made of plastic or the like, and the camera 240 is fixed to a tip portion bent 90 °.

  Although not shown in the drawings, hooks or propellers for lifting and rotation control similar to the first and second embodiments are provided on the annular ring 200 or the fixing ring 202 of the buoyancy body 201 of the fifth embodiment. It can be fixed and can be controlled manually or remotely.

An arrangement procedure of the work device according to the fifth embodiment will be described.
Each arc part 210 constituting the annular body 200 is carried into the site, arranged so as to surround the columnar building to be worked, the flanges 211 at both ends thereof are aligned with each other, and the mooring member 220 and the equipment mounting member 230 Also, fasten together with bolts 212 and fix. Next, with the buoyancy gas from the buoyancy body 201 being removed, the bracket 203 of the fixing ring 202 is bolted to the mooring member 220, and the buoyancy body 201 is filled with gas. Subsequently, the camera 240 is fixed to the device mounting member 230, the ascent of the annular body 200 is started by the buoyancy body 201, and the operation by the camera 240 is performed while controlling its operation.

FIG. 6 shows a sixth embodiment of the columnar building working apparatus, with (A) a plan view similar to FIG. 1 and (B) an enlarged view of the main part. In the sixth embodiment, the annular body 1, the connection member 2, and the device mounting member 4 are the same as those in the first embodiment, and the operation control member 3 ″ is different from that in the first embodiment.
The operation control member 3 ″ made of plastic or the like is the same as that of the first embodiment, and is fixed at an interval of about 90 ° in the circumferential direction, and hooks 3 ″ b are provided on the outside thereof. On the other hand, a building surface traveling tool 3 ″ a is provided inside a motion control member 3 ″ in the sixth embodiment via a suspension such as a coil spring. The illustrated traveling tool 3 ″ a is a model four-wheel drive vehicle that is driven by an electric motor or a model engine, and the tire is pressed against the surface of the columnar building by the elastic force of the suspension, and a wireless (or wired) controller is used. Although shown as a four-wheel tire in this example, the traveling device 3 ″ a may use another traveling mechanism such as an endless track. Moreover, the deformation | transformation used together with the propeller of 2nd Embodiment is also possible.

  The arrangement | positioning procedure of the working device which concerns on the said 6th Embodiment is the same as that of 1st Embodiment, and the points which control the raising / lowering of the annular body 1 by arrangement | positioning forward / backward of traveling tool 3''a after arrangement | positioning differ. In the illustrated example, four traveling tools 3 ″ a provided at 90 ° intervals inside the annular body 1 are commonly controlled by one wireless controller (the controllers may be separate).

  The columnar building working apparatus according to the above embodiment does not use a complex machine such as a crawler, and has a simple configuration in which an annular body having buoyancy surrounds and raises the columnar building. In other words, a simple and low-cost work is realized in which work equipment such as a camera is attached to the annular body and lifted and lowered using buoyancy.

1,10,100,200 annular body 2,20,110 connecting member 3,3 ', 3 ", 30,130 operation control member 4,40,140,230 equipment mounting member 5,50,150,240 working equipment (camera)
11-14, 101-106 Parts 201 Buoyant body 202 Fixing ring 210 Arc part 220 Mooring member

Claims (7)

Have a buoyancy in air with surrounding columnar architecture, along said columnar building is configured to include a raisable annulus aerial This buoyancy,
A columnar building working apparatus that moves up and down along the columnar building and performs work on the columnar building by a working device attached to the annular body. The annular body is configured by using one soft tube that can accommodate a gas having a lighter specific gravity than air , and both ends of the tube are hermetically sealed by connecting members,
By fixing the connecting members to each other, the pipe becomes an annular shape surrounding the columnar building ,
The work apparatus for columnar buildings according to claim 1. The annular body is configured by using a plurality of soft tubes capable of accommodating a gas having a lighter specific gravity than air, and both ends of each tube are hermetically sealed by connecting members,
By fixing the connecting members, the plurality of pipes are connected to form an annular shape surrounding the columnar building,
The work apparatus for columnar buildings according to claim 1. The columnar building working apparatus according to claim 3, wherein a bent connection member is connected between the connection members of predetermined adjacent pipes. The annular body is configured using a plurality of arc parts,
The plurality of arc parts are connected to each other by fixing the end portions to form an annular shape surrounding the columnar building,
The work apparatus for columnar buildings according to claim 1 , wherein the buoyancy is generated by connecting a buoyancy body containing a gas having a specific gravity lighter than air to the circular arc part . The suspension which contacts the outer peripheral surface of the said columnar building so that the space | interval of the said annular body and the said columnar building may be maintained is provided in the inside of the said annular body. Work equipment for columnar buildings. The work apparatus for columnar buildings according to claim 6, wherein a traveling tool is attached to a tip of the suspension.

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