JP2009084794A - Positioning monitoring equipment and positioning method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide positioning monitoring equipment which enables an insertion object material to be easily, accurately and vertically positioned in the ground, and a positioning method using it. <P>SOLUTION: This positioning monitoring equipment 1 comprises: a water pipe 3 which is attached to the outer peripheral surface of a guide pipe 2 as a guide member so as to measure an inclination of the guide pipe 2; a visual observation unit 4 for monitoring the inclination of the guide pipe 2; and a suspension implement 5 as an adjusting means for suspending the guide pipe 2 and adjusting the inclination of the guide pipe 2. The visual observation unit 4 comprises a monitoring camera 12 which is mounted to the upper outer peripheral surface of the guide pipe 2 so as to be capable of monitoring the displacement of a floater 10, and a monitor 14 which is installed in a business office 13 so as to display an image acquired by the monitoring camera 12. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an erection monitoring device and an erection method for inserting into a ground while confirming the verticality of a material to be inserted such as a reverse strut in a reverse hammering method.

  For example, in the reverse hammering method used when building an underground structure such as a multi-story building, a reverse strut for supporting a frame load is installed in the ground before excavating the ground. It is important to ensure vertical accuracy because this striking strut has a significant effect on the quality of the work with the beam, concrete construction of the underground frame, rebar construction, and ground steel frame.

For example, as shown in Patent Document 1, the inclination of the reverse struts inserted in the hole of the ground, the straight pipe attached to the outer peripheral surface of the reverse struts, the float floating on the water surface in the straight pipe, and the float Measure using an inclinometer consisting of a wire that connects the bottom of the straight pipe and a transparent mark plate that is provided on the top of the straight pipe and has a mark for reading the position of the float. When the striking strut is inclined, a method is disclosed in which the inclination of the reverse striking strut is corrected with a jack installed in the lower part of the hole to ensure verticality.
JP2002-97718

  However, in the method described in Patent Document 1, since the mark plate is provided on the upper surface of the straight pipe, when the reverse strut is built in the hole, the reverse strut is erected with a crane or the like Then, it is not possible to see the position of the float of the inclinometer, that is, to confirm the inclination of the back strut. That is, since the verticality of the striking strut cannot be confirmed when the striking strut is inserted into the hole, there is a problem that the striking strut is inserted into the hole in an inclined state. And, when the back strut is installed in the hole in an inclined state, although the inclination of the back strut is corrected with a jack, fine adjustment is difficult and it is difficult to ensure high-precision verticality There was a problem.

  Furthermore, the installation and removal of the jack is very troublesome, and there is a problem that it takes time and effort. Moreover, since the jack is installed in the hole, the diameter of the hole has to be excavated much larger than the diameter of the striking strut, and the amount of excavated soil and the amount of backfilled soil increases, resulting in poor work efficiency.

  Therefore, the present invention has been made in view of the above-described problems, and an object of the present invention is to provide an erection monitoring device that can erected an insertion object material vertically and easily in the ground. It is to provide an erection method using it.

In order to achieve the above object, the construction monitoring device of the present invention is a construction monitoring device for vertically inserting an object to be inserted into a hole in the ground, which is attached to the material to be inserted, and is the object to be inserted. An inclinometer that performs display according to the inclination of the material from the vertical direction, an imaging device for capturing the display by the inclinometer, and a display device for displaying an image captured by the imaging device. Features (first invention).
According to the built-in monitoring device of the present invention, an inclinometer that performs display according to the inclination of the material to be inserted from the vertical direction, an imaging device that captures the display by the inclinometer, and an image captured by the imaging device are displayed. Therefore, when the material to be inserted is erected by a crane or when the material to be inserted is built in the hole, the inclination of the material to be inserted can be monitored.

According to a second invention, in the first invention, the insertion object material is further suspended, and an adjustment means for adjusting the inclination of the insertion object material is further provided.
According to the construction monitoring apparatus according to the present invention, since the adjustment means for adjusting the inclination of the material to be inserted is further provided, the inclination of the material to be inserted can be adjusted even when the material to be inserted is suspended. Therefore, when the material to be inserted is erected with a crane or the like, or when the material to be inserted is built in the hole, the material to be inserted can be brought into a vertical state.

  According to a third invention, in the first invention, the inclinometer is a water pipe.

  According to the built-in monitoring apparatus according to the present invention, the water pipe is generally commercially available and has excellent availability.

  According to a fourth invention, in the first invention, the imaging device is detachable.

  According to the built-in monitoring device of the present invention, since the imaging device is detachable, it can be collected after the material to be inserted is installed in the hole and can be used by being attached to another material to be inserted again. It costs less.

The erection method according to a fifth aspect of the present invention is the erection method in which the insertion target material is vertically inserted into the hole in the ground, and an inclinometer that performs display according to the inclination from the vertical direction is attached to the insertion target material, The material to be inserted is suspended by a crane or the like via an adjusting means for adjusting the inclination of the material to be inserted, and an image obtained by photographing the display by the inclinometer by the imaging device is displayed on the display device. While monitoring the display by the apparatus, the adjustment means adjusts the insertion target material vertically, monitors the display according to the inclination of the inclinometer displayed on the display apparatus, and uses the adjustment means. The insertion target material is inserted into the hole while adjusting the insertion target material vertically.
According to the building method according to the present invention, using an inclinometer that performs display according to the inclination from the vertical direction, an imaging device that captures the display of the inclinometer, and a display device that displays an image captured by the imaging device, It is possible to check the verticality of the object to be inserted that is suspended by a crane or the like.

At this time, if the insertion object is inclined, the insertion object can be adjusted to a vertical state by the adjusting means.
Furthermore, since the display according to the inclination of the inclinometer displayed on the display device is monitored and the insertion target material is vertically adjusted by the adjusting means and inserted into the hole, the insertion target can be easily and accurately. It becomes possible to insert a material.

The erection method of the sixth invention is an erection method in which the material to be inserted is vertically inserted into the hole in the ground, and an inclinometer that performs display according to the inclination from the vertical direction is attached to the cylindrical guide member, The guide member is suspended by a crane or the like via an adjusting means for adjusting the inclination of the guide member, and an image obtained by photographing the display by the inclinometer by an imaging device is displayed on a display device. The guide member is adjusted vertically by the adjustment means while monitoring the display according to the inclination of the inclinometer displayed on the display device, and the guide is adjusted by the adjustment means. The guide member is inserted into the hole and fixed while adjusting the member vertically, and the insertion target material is inserted into the guide member along the inner surface of the guide member. Wherein the Tatekomu that the serial hole.
According to the building method according to the present invention, using an inclinometer that performs display according to the inclination from the vertical direction, an imaging device that captures the display of the inclinometer, and a display device that displays an image captured by the imaging device, The verticality of the guide member suspended by a crane or the like can be confirmed.

At this time, when the guide member is inclined, the guide member can be adjusted to the vertical state by the adjusting means.
Furthermore, since the display according to the inclination of the inclinometer displayed on the display device is monitored and the guide member is adjusted vertically by the adjusting means and inserted into the hole, the guide member can be easily and accurately inserted. It becomes possible to insert.
Since the insertion target material is inserted into the guide member along the guide member fixed vertically in the hole, the insertion target material can be easily inserted vertically.

  According to the present invention, the material to be inserted can be accurately and vertically built in the ground with ease.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings. For the sake of understanding of the invention, in the present embodiment, a case will be described in which a back strut as an insertion target material is inserted after a guide tube used as a guide member is previously installed in a hole excavated in the ground.

FIG. 1 is a side view showing a built-in monitoring device 1 according to an embodiment of the present invention.
As shown in FIG. 1, the erection monitoring device 1 is attached to the outer peripheral surface of a guide tube 2 that is a guide member, and a water tube 3 that is an inclinometer for measuring the inclination of the guide tube 2, and the guide tube 2. A visual device 4 for confirming the inclination of the guide tube 2 and a suspension jig 5 which is an adjusting means for hanging the guide tube 2 and adjusting the inclination of the guide tube 2 are provided.

2 and 3 are a front view and a side view showing the guide tube 2 according to the present embodiment.
As shown in FIGS. 2 and 3, the guide tube 2 is a cylindrical square steel tube, and a reverse striking strut 33 can be inserted through the inside (described later). A fixing bracket 6 is attached to the upper end of the guide tube 2 to fix the guide tube 2 to the mounting base 28 of the hole when the guide tube 2 is installed in the hole 25. A plurality of mounting brackets 7 for detachably mounting the straight pipe 8 and the monitoring camera 12 (described later) constituting the water pipe 3 are attached to the outer peripheral side surface portion.

FIG.4 and FIG.5 is the side view and top view which show the water pipe 3 which concerns on this embodiment.
As shown in FIGS. 4 and 5, the water pipe 3 is attached to the outer peripheral side surface of the guide pipe 2 by a mounting bracket 7, and a straight pipe 8 that can hold water therein and a float 10 that floats on the water surface in the straight pipe 8. A wire 9 having one end connected to the center of the tube bottom in the straight pipe 8 and the other end connected to the float 10, and a transparent mark plate 11 provided so as to cover the upper surface of the straight pipe 8. Consists of.

  As shown in FIG. 5, the mark plate 11 displays a cross-shaped mark line and a concentric mark line centered on the intersection. The center of the mark plate 11 (the intersection of the cross-shaped mark lines) is located directly above the position where one end of the wire 9 at the center of the tube bottom is connected. Therefore, when the straight pipe 8 is in the vertical state, the float 10 exists at the center of the mark plate 11, and when the straight pipe 8 is tilted from the vertical state, the float 10 is displaced from the center of the mark plate 11. That is, the inclination of the guide tube 2 can be measured by measuring the displacement of the float 10 from the center of the mark plate 11 (intersection of the cross-shaped mark line).

  Referring again to FIG. 1, the visual device 4 includes a monitoring camera 12, which is an imaging device attached to the upper outer peripheral surface of the guide tube 2, so that the marker plate 11 can be photographed and the displacement of the float 10 can be monitored. And a monitor 14 that is a display device that is installed in the place 13 and displays an image captured by the monitoring camera 12. In the present embodiment, a rainproof CCD camera is used as the monitoring camera 12.

  As described above, since the water tube 3 and the monitoring camera 12 can be attached to and detached from the guide tube 2, the guide tube 2 can be detached after being installed in the hole 25 and attached to another guide tube 2 again.

  The suspension jig 5 includes a plurality of upper stage support bodies 15, a middle stage support body 16, and a lower stage support body 17, which are provided in a plurality in the vertical direction, and the upper stage support body 15 with respect to the middle stage support body 16. A tilting mechanism 20 that is tiltably coupled around an axis perpendicular to the paper surface, and a tilting mechanism 19 that tiltably couples the middle stage support 16 to an axis parallel to the plane of FIG. And tilt angle adjusting means 21 and 22 for adjusting the tilt angles of the tilt mechanisms 19 and 20, respectively.

  The tilt angle adjusting means 21 and 22 are suspended by adjusting the tilt angles of the upper support 15 and the middle support 16 which are upper supports for the middle support 16 and the lower support 17 respectively. The inclination of the guide tube 2 is adjusted.

  Specifically, the guide tube 2 is suspended from the hanging jig 5, the floating camera 10 is photographed by the monitoring camera 12 through the mark plate 11, and the image is observed on the monitor 14, and the position of the float 10 is determined by the mark plate 11. When the guide tube 2 is tilted to the right as shown in FIG. 6A, for example, the support 15 is moved relative to the support 16 by the tilt angle adjusting means 22. As shown by the arrow in FIG. 6 (b), it is tilted relative to the right so that the float 10 is always located at the center of the marker plate 11, that is, the guide tube 2 is tilted vertically. Adjust.

  Below, the construction method which inserts the guide pipe | tube 2 vertically in the hole 25 using the construction monitoring apparatus 1 is demonstrated according to a construction procedure.

7-13 is a figure which shows the installation method of the guide pipe | tube 2 which concerns on this embodiment.
First, as shown in FIG. 7, the inside of the casing 23 installed on the ground is excavated with an excavator 24 such as an earth drill to form a hole 25, and the lower portion of the hole 25 is expanded with an expanded bucket 26. .

Next, as shown in FIG. 8, a reinforcing bar 27 is installed at the bottom of the hole 25. In addition, a erection frame 28 for fixing the guide tube 2 to the hole is installed.
In parallel with the above operation, as shown in FIG. 9, the direction of the central axis in the longitudinal direction of the guide pipe 2 and the central axis in the longitudinal direction of the straight pipe 8 coincides with the outer peripheral surface of the water guide 3. Install correctly.

  Further, the monitoring camera 12 is attached to the outer peripheral surface of the guide tube 2 so that the float 10 can be monitored via the mark plate 11. Then, a cable 34 for transmitting video captured by the monitoring camera 12 is connected to the monitor 14 installed in the office 13.

  Next, as shown in FIG. 10, the guide tube 2 to which the water tube 3 and the monitoring camera 12 are attached is erected by the crane 30 using the wire 29, and the guide tube 2 is suspended vertically. When the guide tube 2 is not suspended vertically, the inclination of the guide tube 2 is corrected by the intervening rope 32 to make it vertical. At this time, it is confirmed using the transit 31 that the guide tube 2 is suspended vertically. Further, in this state (that is, the guide tube 2 is in a vertical state), it is confirmed by looking at the monitor 14 based on the video imaged by the monitoring camera 12 that the float 10 is positioned at the center of the mark plate 11. .

  Next, as shown in FIG. 11, the guide tube 2 is once removed, and this time, the guide tube 2 is erected by the crane 30 via the suspension jig 5, and whether the float 10 is positioned at the center of the mark plate 11 or not. To check. When the float 10 is not located at the center, that is, when the guide tube 2 is tilted, the tilt angle adjusting means 21 of the hanging jig 5 so that the float 10 moves to the center of the mark plate 11, By adjusting 22, the guide tube 2 is brought into a vertical state.

  Next, as shown in FIG. 12, the guide tube 2 is lowered in the vertical state and inserted into the hole 25. When the guide tube 2 is inserted into the hole 25, the position of the float 10 is always monitored by the monitoring camera 12, and as soon as the position of the float 10 deviates from the center, the suspension jig 5 is adjusted to bring the guide tube 2 vertically. To. Therefore, the guide tube 2 is inserted into the hole 25 vertically with high accuracy.

  Next, as shown in FIG. 13, when the guide tube 2 is inserted into the hole 25, the fixing bracket 6 is connected to the erection frame 28 to fix the guide tube 2 vertically.

  In the state where the guide tube 2 is installed in the hole 25, the mark plate 11 of the water tube 3 is disposed at a height that can be easily visually observed near the ground, so the position of the float 10 may be confirmed visually. From the viewpoint of safety, it is desirable to check with the monitoring camera 12 as described above.

  Then, the water pipe 3 and the monitoring camera 12 are removed from the guide pipe 2 and attached to another guide pipe 2 to be inserted.

FIG. 14 is a diagram showing a method for installing the back strut 33 according to the present embodiment.
As shown in FIG. 14, after filling the lower portion of the hole 25 with concrete, the counter striking strut 33 as an insertion target material is inserted into the hole 25 along the guide tube 2. Since the guide tube 2 is accurately installed vertically in the hole 25, the reverse striking strut 33 is installed vertically in the hole 25.

  According to the construction monitoring apparatus 1 in the present embodiment described above, since the visual device 4 for confirming the displacement of the float 10 is provided, the guide tube 2 is erected by the crane 30 or the guide tube 2 is formed in the hole 25. It is possible to constantly monitor the inclination of the guide tube 2 when it is built inside.

  Moreover, since the erection monitoring device 1 includes the suspension jig 5, the inclination of the guide tube 2 can be easily adjusted with high accuracy while the guide tube 2 is suspended. Therefore, when the guide tube 2 is erected by the crane 30 or when the guide tube 2 is installed in the hole 25, the inclination of the guide tube 2 is confirmed by the visual device 4 and the guide tube 2 is adjusted to a vertical state. Can do.

  Further, the inclination of the guide tube 2 is confirmed by the visual device 4, and the guide tube 2 is inserted into the hole 25 while adjusting the inclination of the guide tube 2 by the inclination angle adjusting means 21, 22, so that the guide tube 2 is inserted vertically with high accuracy. It becomes possible to do.

  The visual device 4 includes a surveillance camera 12 and a monitor 14, which are general, inexpensive and highly available.

  Further, since the monitoring camera 12 is detachable, the guide tube 2 can be collected after being installed in the hole 25 and can be attached to another guide tube 2 again for use, so that the capital investment cost can be reduced.

  In the present embodiment, the case where the float 10 is positioned at the center of the mark plate 11 when the guide tube 2 is vertical has been described. However, the present invention is not limited to this position, and the guide tube 2 is vertical. The mark which shows the position of the float 10 in the state should just be attached | subjected to the mark board 11. FIG.

  Further, in the present embodiment, the case where a cross-shaped mark line and a concentric mark line centering on the intersection point are displayed on the mark plate 11 is described. However, the mark plate 11 is limited to these mark lines. Instead, it is only necessary to have some mark at the center position of the mark plate 11.

  Furthermore, in this embodiment, although the case where the water pipe 3 and the monitoring camera 12 were attached to the guide pipe 2 which is a guide member and inserted into the hole 25 was described, the present invention is not limited to this. In the case of inserting the reverse strut 33, which is the material to be inserted, directly into the hole 25 without using it, the water tube 3 and the monitoring camera 12 may be attached to the reverse strut 33.

  In addition, in this embodiment, although the case where the guide pipe 2 and the reverse striking support | pillar 33 were inserted in the hole 25 excavated in the ground was demonstrated, it is not limited to these, A round steel pipe, H-shaped steel, It is applicable when a cross-shaped steel, a plate-shaped steel, a reinforcing bar, etc. are inserted vertically.

  Further, in the present embodiment, the case where the conventionally used jack for position correction of the guide tube 2 is not installed in the hole 25 has been described. However, as a precaution, a plurality of jacks are installed in the hole 25 as in the past. The guide tube 2 may be made vertical by adjusting the position of the lower portion of the guide tube 2 by expanding and contracting the jack.

It is a side view which shows the construction monitoring apparatus which concerns on embodiment of this invention. It is a front view which shows the guide tube which concerns on this embodiment. It is a side view which shows the guide tube which concerns on this embodiment. It is a side view which shows the water pipe which concerns on this embodiment. It is a top view which shows the water pipe which concerns on this embodiment. It is the schematic which shows operation | movement of the hanging jig which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the guide pipe | tube which concerns on this embodiment. It is a figure which shows the installation method of the reverse striking support | pillar which concerns on this embodiment.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Construction monitoring apparatus 2 Guide pipe 3 Water pipe 4 Visualization apparatus 5 Hanging jig 6 Fixing bracket 7 Mounting bracket 8 Straight pipe 9 Wire 10 Float 11 Marking plate 12 Monitoring camera 13 Office 14 Monitor 15 Upper support body 16 Middle support body 17 Lower support 18 Multi-stage support 19, 20 Inclination mechanism 21, 22 Inclination angle adjusting means 23 Casing 24 Excavator 25 Hole 26 Expanded bucket 27 Reinforcing bar 28 Reinforcement mount 29 Wire 30 Crane 31 Transit 32 Intermediate rope 33 Reverse strut 34 cable

Claims (6)

A construction monitoring device for vertically inserting a material to be inserted into a hole in the ground,
An inclinometer that is attached to the material to be inserted, and that displays according to the inclination from the vertical direction of the material to be inserted;
An imaging device for photographing the display by the inclinometer;
A built-in monitoring device comprising: a display device for displaying an image captured by the imaging device.   The construction monitoring apparatus according to claim 1, further comprising an adjusting unit that suspends the insertion target material and adjusts an inclination of the insertion target material.   The built-in monitoring device according to claim 1, wherein the inclinometer is a water pipe.   The built-in monitoring device according to claim 1, wherein the imaging device is detachable. In the erection method to insert the material to be inserted vertically into the hole in the ground,
Attach an inclinometer that displays according to the inclination from the vertical direction to the material to be inserted,
The insertion target material is suspended by a crane or the like via an adjustment means for adjusting the inclination of the insertion target material,
An image obtained by photographing the display by the inclinometer by the imaging device is displayed on the display device, and while the display by the display device is monitored, the insertion target material is adjusted vertically by the adjusting means,
The display according to the inclination of the inclinometer displayed on the display device is monitored, and the insertion target material is inserted into the hole while the adjustment target is vertically adjusted by the adjusting means. An erection method characterized by In the erection method to insert the material to be inserted vertically into the hole in the ground,
An inclinometer that displays according to the inclination from the vertical direction is attached to the cylindrical guide member,
The guide member is suspended by a crane or the like via an adjustment means for adjusting the inclination of the guide member,
An image obtained by photographing the display by the inclinometer by the imaging device is displayed on the display device, and the guide member is adjusted vertically by the adjusting means while monitoring the display by the display device,
The display according to the tilt of the inclinometer displayed on the display device is monitored, and the guide member is vertically adjusted by the adjusting means, and the guide member is inserted into the hole and fixed. ,
A construction method, wherein the material to be inserted is built into the hole by inserting the material to be inserted into the guide member along the inner surface of the guide member.

Images