KR101239936B1 - Pole for surveying - Google Patents

Abstract

PURPOSE: A multistage pole for a cadastral survey is provided to accurately perform the survey by avoiding obstacles existing in a control point when surveying a survey target, thereby improving work efficiency. CONSTITUTION: A multistage pole for a cadastral survey comprises a straight pole, a first lower bent pole(200), a second lower bent pole(300), a first upper bent pole(400), a second upper bent pole(500), a surveying device(600), and a movement prevention device(700). The straight pole is support-fixed at a control point. A straight hole receiving the first lower bent pole is formed in the upper part of the straight pole. The lower part of the first lower bent pole is fitted and joined in the straight hole. A first lower bent hole receiving the lower part of the second lower bent pole is formed in the upper part of the first lower bent pole. The first lower bent pole is fitted and joined to a first pole fixing button formed in the lower part of the second lower bent pole through a first hanging groove(220) formed in one side of the first lower bent hole. The second lower bent hole receiving the first upper bent pole, a second pole fixing button(330) fixing the first upper bent pole are formed in the upper part of the second lower bent pole. The surveying device is fixed to the upper part of the second upper bent pole and observes a survey target. The movement prevention device is installed in the second upper bent pole and prevents the movement of the second upper bent pole.

Description

Multistage surveying pole {POLE FOR SURVEYING}

The present invention relates to a multi-stage intellectual (terrestrial spatial information) surveying pole, and more particularly, it is possible to easily increase the height in an area where reception of GPS location information is not easy due to the influence of external environment, thereby increasing the reception rate. In addition, even if the multi-stage GPS measuring device is extended, the coupling can be easily strengthened to prevent shaking, and it is possible to improve work efficiency by equipping the 'c' shaped bending pole which can be observed by avoiding any obstacles at the top of the surveying point when surveying. Multistage intelligent surveying poles.

In general, when surveying via GPS survey or Total Station, when there are obstacles such as eaves or structures on the survey point, or when surveying the corners of a building, it is difficult and inconvenient to survey the correct position. Existed.

In order to solve this problem, conventionally, a GPS antenna or prism target is surveyed by placing it on a building corner without poles, or by surveying the poles as closely as possible to a surveying point, and the related art is registered in Korean Utility Model No. 20-0433610 (up and down). In addition to the extendable multi-stage GPS measuring device, many are disclosed.

Looking at the prior literature of the Utility Model Registration No. 20-0433610, the slide guiding through-holes formed with the locking jaw at both ends is formed extending in the height direction on both sides, and the projections are formed on the lower side of the outer both sides in the direction different from the slide guide through-holes Columnar poles; And fixed to the ground and accommodates the pole and the slide guiding through-holes formed on both ends and the locking step is formed on both sides of the fixing rod formed in the height direction, the pole is a pole with a small diameter sequentially into the larger pole diameter When the inner pole is raised by fitting the protrusion of the inner pole to the slide guiding through-hole of the outer pole and the inner pole is raised, the protrusion of the inner pole is the upper locking jaw of the outer pole. When the inner pole is lowered, and the inner pole is lowered, the protrusion of the inner pole is caught on the lower end of the outer pole to lower the outer pole, the upper surface of the top pole of the pole GPS receivers that receive geographical coordinates are installed.

However, there is a cost incurred due to the need to provide a separate GPS receiver and hassle in installation, and if the facilities for the survey is located in the shade of the high-rise building, there was a problem that frequently occurs.

In order to improve this, Korean Patent No. 10-1149556 has disclosed a 'c'-shaped bending pole for surveying a facility.

This patent 10-1149556 is equipped with a 'c'-shaped folding pole to adjust the pole length horizontally and vertically so as not to be affected by the obstacle on the top of the survey point, while maintaining the centering (centering) easily obstacles By avoiding the measurement to solve the conventional difficulties and inconveniences and errors.

In addition, it is configured to be able to adjust the length horizontally and vertically to the pole bent in the '' 'shape so that the survey work can be easily avoided while maintaining the centripet.

However, in the conventional configuration, since a surveying device is installed at the end of the 'c'-shaped folding pole mounted on the straight pole, and the height of the' c'-shaped folding pole is configured to be adjusted, the distance from the straight pole to the surveying device may be increased. There is a disadvantage that the shaking of the surveying device is severe. Furthermore, since the part of the support axis between the straight pole and the surveying device is spaced by the 'c' shaped pole, and the center of gravity of the 'c' shaped pole is far from the support axis, The shaking of the measuring device mounted on the end becomes more large, and this causes a problem that acts as a large obstacle in performing the cadastral surveying precisely.

The present invention is to solve the conventional problems as described above, the object is to install a 'c'-shaped folding pole on the straight pole and to adjust the pole length horizontally and vertically, if there is an obstacle on the top of the survey point You can easily avoid obstacles while maintaining the centripet without being affected, and precise surveying is prevented by the shaking of the surveying device even when the distance from the straight pole to the surveying device is increased due to the height adjustment of the 'c' shaped folding pole. It is to provide a multi-stage intelligent survey pole that can be made.

In order to achieve the above object, the present invention, in the multi-stage cadastral survey pawl, is composed of a hollow cylindrical or rectangular shape is fixed to the measurement reference point, the upper side to form a straight hole for receiving the first lower bent pole Straight pole; A first lower part configured to have a hollow cylindrical or rectangular shape having a 'b' angled or 'b' angled shape, and having a lower end fitted into the straight hole, and having a lower end of the second lower folded pole at an upper end thereof. A first lower bending pawl configured to form a bending hole, the first lower bending pawl being fitted to the first pawl fixing button formed at the lower end of the second lower bending pawl through a first locking groove formed at one side of the first lower bending hole; The first pole fixing button and the first locking groove are configured to be fitted into a 'b' shaped or 'b' shaped folded hollow cylindrical or rectangular shape so as to protrude a predetermined length on one side of the lower end. A second lower bending pole constituting a second lower bending hole accommodating the first upper bending pole and a second fixing button for fixing the first upper bending pole; It is composed of a hollow cylindrical or rectangular shape of the 'b' or 'b' is bent to fit the second lower bent hole of the second lower bent pole, the lower end for adjusting the vertical height A first upper bend forming a graduation and forming a third pole fixing button configured to protrude a predetermined length on one side of the upper end thereof, and constituting a first upper bent hole for the entry and withdrawal of the third pole fixing button at the upper end thereof. pole; The first upper bent pole is accommodated inside the second upper bent hole formed in the lower end of the hollow cylindrical or rectangular shape having a 'b' or 'b' bent shape, the second upper bent hole A second upper bending pawl configured to fit with the third pawl fixing button formed at an upper end of the first upper bending pawl through a second locking groove formed on a side surface thereof; A surveying device composed of a GPS antenna or a prism target, the surveying device being fixed to an upper surface of the second upper bending pole and configured to observe a survey target facility; And it is characterized in that the multi-stage intelligent surveying pole is installed on the second upper bending pole having a flow preventing mechanism for preventing the flow of the second upper bending pole.

In addition, the flow prevention mechanism of the present invention, the fixing bracket is fixed to the second upper bending pole and formed with a screw hole in the vertical direction; A male threaded portion is screw-fitted to the screw hole of the fixing bracket, and a height adjusting rod is formed at the top of the threaded portion and a spherical support is formed at the lower portion; A support plate having a hemispherical support groove in which the spherical support is inserted and supported; A pair of fixing pieces fixed to the support plate such that the spherical support portion does not fall out of the hemispherical support groove; And a multistage cadastral survey pawl, which is arranged at the bottom of the support plate at intervals of 120 degrees and is composed of three conical projections with pointed ends.

According to the present invention having the above-described configuration, the straight pole is provided with a 'c' shaped bending pole consisting of a first lower bending pole, a second lower bending pole, a first upper bending pole and a second upper bending pole, In the process of surveying the target facility, even if there are obstacles at the survey reference point, it is possible to improve the work efficiency by making accurate survey possible.

In addition, when surveying to avoid obstacles in the upper part of the survey point by using the 'c' shaped bending pole mounted on the straight pole, the height adjusting rod of the flow preventing mechanism provided in the second upper bending pole of the 'c' shaped bending pole By adjusting the contact with the surface of the obstacle conical projection provided on the lower portion of the support plate to stably support the second upper bending pole and the measuring device fixed to the top of the second upper bending pole to prevent the flow, thereby It is a useful invention that can accurately perform intellectual surveying.

1 is an exploded front view showing a multi-stage intelligent surveying pole in accordance with the present invention.
2 is a use state diagram showing a multi-stage intelligent surveying pole in accordance with the present invention.
Figure 3 is a cross-sectional view showing the installation of the flow prevention mechanism in the multi-stage intellectual surveying pole of the present invention.
4 is a sectional view taken along the line AA in Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Prior to the description of the present invention, the following specific structures or functional descriptions are merely illustrated for the purpose of describing embodiments according to the inventive concept, and the embodiments according to the inventive concept may be implemented in various forms, It should not be construed as limited to the embodiments described herein.

In addition, since the embodiments according to the concept of the present invention can make various changes and have various forms, specific embodiments are illustrated in the drawings and described in detail herein. However, it should be understood that the embodiments according to the concept of the present invention are not intended to limit the present invention to specific modes of operation, but include all modifications, equivalents and alternatives falling within the spirit and scope of the present invention.

The present invention refers to the prior art patent registration No. 10-1149556. Therefore, all of the device configuration features described below are those described in Patent Registration No. 10-1149556.

However, the present invention is installed in the second upper bending pole of the configuration disclosed in the Patent Registration No. 10-1149556 to constitute a flow preventing mechanism for preventing the flow of the second upper bending pole, this part is the most essential Constructive features.

Therefore, the device configuration, features and operation relations described below will be cited in the contents of the Patent Registration No. 10-1149556, and will be described in detail with respect to the configuration related to the main features of the present invention at the rear end.

As shown in FIG. 1, the multi-stage intelligent surveying pole of the present invention includes a straight pole 100, a first lower bending pole 200, a second lower bending pole 300, a first upper bending pole 400, It comprises a second upper bending pole 500 and the surveying device 600.

First, the straight pole 100 is configured in a hollow cylindrical or rectangular shape is fixed to the measurement reference point, is formed by forming a straight hole 110 for receiving the first lower bent pole 200 on the upper side.

In addition, the first lower bent pole 200 is composed of a hollow cylindrical or rectangular shape of the 'b' or 'b' is bent shape, the lower end of the fitting is coupled to the straight hole 110, the upper end A first lower bending hole 210 is formed to accommodate the lower end of the second lower bending pole 300, but the second lower bending hole is formed through the first locking groove 220 formed on one side of the first lower bending hole 210. It is configured to fit and coupled with the first pole fixing button 310 formed in the lower end of the impulse 300.

In addition, the first lower bent pole 200 is a horizontal adjuster 230 for receiving a bubble for the horizontal adjustment of the straight pole 100 and the second lower bent pole 200 and the ground or the measurement point on one side of the lower end 230 ).

In addition, the second lower folding pole 300 is composed of a hollow cylindrical or rectangular shape of the 'b' or 'b' bent shape of the first pole fixing button 310 formed to protrude a predetermined length on one side of the lower end. ) And the first engaging groove 220 are fitted to be coupled to each other, the second lower bent hole 320 and the first upper bent pawl 400 for receiving the first upper bent pawl 400 at the upper end thereof. A second fixing button 330 is fixed.

At this time, the first pole fixing button 310 is configured to be pulled in and out into the second lower bending hole 320 in accordance with the elastic force by the operator's operation, the second fixing button 330 is configured in the form of a screw It is configured to fix the first upper bending pawl 400 by the operator's operation.

In addition, the first upper bent pole 400 is composed of a hollow cylinder or a rectangular shape of the 'b' or 'b' is folded to form a second lower bent hole 320 of the second lower bent pole (300). It is configured to fit in, but the lower end is formed with a scale 410 for the vertical height adjustment, the third pole fixing button 420 configured to protrude a predetermined length on one side of the upper end, and the upper end It configures a first upper bending hole 430 for the entry and withdrawal of the three pole fixing button 420.

In this case, the third pole fixing button 420 is configured to be drawn into and withdrawn into the first upper bent hole 430 in accordance with the elastic force by the operator's operation to be inserted into the second upper bent hole 510. The pole fixing button 420 and the second locking groove 520 is configured to fit.

In addition, the second upper bent pole 500 is formed of a hollow cylinder or a rectangular shape having a 'b' or 'b' shape, the first upper into the second upper bent hole 510 formed at the lower end thereof. The third pole fixing button 420 accommodates the bending pole 400, but is formed at the upper end of the first upper bending pole 400 through the second locking groove 520 formed at one side of the second upper bending hole 510. It is configured to fit and fit.

At this time, the vertical axis of the upper end of the second upper bending pole 500 is configured to coincide with the central axis of the straight pole (100).

And, the surveying device 600 is composed of a GPS antenna or prism target, and is fixed to the upper side of the second upper bending pole 500 is configured to observe the measurement target facility.

Figure 2 is an installation example of a multi-stage intelligent surveying pole in accordance with the present invention. As shown in FIG. 2, the straight pole 100, the first lower bent pole 200, the second lower bent pole 300, the first upper bent pole 400, the second upper bent pole 500 and The surveying device 600 is surveyed in the state that the surveying device 600 is coupled, and even if there is an obstacle at the survey reference point, it is possible to improve the work efficiency by avoiding the accurate measurement.

The present invention includes such a configuration and operation as shown in Figure 3 and 4, the flow prevention for preventing the flow of the second upper bending pole 500 is installed in the second upper bending pole 500 And a mechanism 700.

The flow preventing mechanism 700 is installed on the second upper bending pawl 500, preferably on a vertical side of the second upper bending pawl 500.

The flow preventing mechanism 700 includes a fixing bracket 710 for fixing to the second upper bending pawl 500. The fixing bracket 710 is fixed to the second upper bending pole 500 by fixing means such as screws or fixing means such as welding, and has a screw hole 711 formed in the vertical direction.

The threaded portion 721 of the height adjusting rod 720 is screwed into the screw hole 711, and a dolly 722 is formed at the upper end of the male threaded portion 721 so as to easily rotate the male threaded portion 721. At the lower end of the male screw portion 721, a spherical support portion 723 formed in a spherical shape is formed.

The spherical support portion 723 of the height adjustment rod 720 is supported by being inserted into the hemispherical support groove 731 of the support plate 730 located below, the support plate by the spherical support portion 723 and the hemispherical support groove 731. 730 is installed so that the installation angle is freely changed with respect to the height adjustment rod (720).

In addition, a pair of fixing pieces 740 are fixed to the support plate 730 such that the spherical support 723 does not fall out of the hemispherical support groove 731. As shown in FIG. 4, the pair of fixing pieces 740 has a semicircular groove 741 into which the male screw portion 721 of the height adjusting rod 720 is inserted, thereby inserting the male screw portion 721 from both sides of the support plate. 730 may be fixed with a fixing screw, and the diameter of the spherical support 723 is greater than the diameter of the semicircular groove 741 of the fixing piece 740 so that the spherical support 723 has a pair of fixing pieces 740. It is configured so that it does not fall out by catching it.

On the other hand, the lower portion of the support plate 730 of the support plate 730 is provided with three conical projections 750 with a pointed end, the conical projections 750 to prevent the sliding of the surface and the surface of the obstacle to contact as much as possible It performs the function of minimizing. In addition, the three conical projections 750 are arranged at equal intervals 120 degrees to support the support plate 730 as stably as possible.

The present invention having such a configuration, when using the 'c'-shaped pole pole mounted on the straight pole 100 to avoid obstacles on the survey point, the second upper pole of the'-'pole pole ( By adjusting the height adjustment rod 720 of the flow preventing mechanism 700 provided in the 500, the second upper bending pole 500 by contacting the surface of the obstacle with the conical projection 750 provided on the lower portion of the support plate 730 It is possible to prevent the flow of the measuring device 600 fixed to the top.

That is, as shown in FIG. 3, when the dolly 722 provided in the height adjusting rod 720 of the flow preventing mechanism 700 is rotated, the number of screws may be screwed into the screw holes 711 of the fixing bracket 710. The height of the support plate 730 is adjusted up and down by the threaded portion 721, thereby lowering the support plate 730 to allow the conical protrusion 750 to contact the surface of the obstacle. Therefore, since the conical protrusion 750 is sharply formed at the end, it is possible to prevent slippage or mutual flow between the support plate 730 and the obstacle, thereby making the second upper bending pole 500 and the measuring device 600. By stably supporting obstacles to prevent flow, precise cadastral surveying can be performed.

In addition, the three conical projections 750 are arranged at three points at intervals of 120 degrees to support three points so that the second upper bending pawl 500 and the measuring device 600 can be more stably supported against obstacles.

On the other hand, the flow preventing mechanism 700 of the present invention, since the spherical support portion 723 of the height adjustment rod 720 is inserted and supported by the hemispherical support groove 731 of the support plate 730, height adjustment rod 720 The installation angle of the support plate 730 can be changed with respect to this, and thus, even when the obstacle is inclined, the second upper bending pawl 500 and the measuring device 600 can perform a flow preventing function, and the support plate 730. Since the installation angle of is freely changed regardless of the direction, it is possible to perform the flow prevention function stably regardless of which direction the oblique direction of the obstacle is formed.

As described above, the flow preventing mechanism 700 of the present invention is shaken by the surveying device 600 even if the distance from the straight pole 100 to the surveying device 600 is increased due to the height adjustment of the 'c' shaped bending pole. It is possible to prevent accurate surveying, so that accurate surveying is possible.

P: 'ㄷ' shaped bending pole for facility surveying 100: straight pole
200: first lower bending pole 300: second lower bending pole
400: first upper bending pole 500: second upper bending pole
600: surveying device 700: flow prevention mechanism
710: fixing bracket 720: height adjustment rod
730: support plate 740: fixing piece
750 conical projection

Claims (1)

In the multi-stage cadastral survey pole,
A straight pole 100 formed of a hollow cylinder or a rectangular shape and fixed to a measurement reference point to form a straight hole 110 for receiving the first lower bent pole 200 thereon;
It is composed of a hollow cylindrical or rectangular shape of the 'b' or 'b' is bent shape, the lower end is fitted to the straight hole 110, the upper end of the second lower bent pole 300 A first lower bent hole 210 is formed to accommodate the first lower bent hole 210 formed through the first locking groove 220 formed on one side of the first lower bent hole 210. A first lower folding pole 200 configured to be fitted with the first pole fixing button 310;
The first pole fixing button 310 and the first locking groove 220 is formed of a hollow cylindrical or rectangular shape of the 'b'-shaped or'b'-shaped to protrude a predetermined length on one side of the lower end thereof. The second lower bent hole 320 and the second fixing button 330 for fixing the first upper bent pole 400 and the first upper bent pole 400 are configured to be fitted and coupled to the upper end thereof. A second lower bending pole 300 constituting;
It is configured to be fitted into the second lower bent hole 320 of the second lower bent pole 300 is composed of a hollow cylinder or a rectangular shape of the 'b' or 'b' is bent shape, the bottom portion A scale 410 for vertical height adjustment is formed therein, and a third pole fixing button 420 configured to protrude a predetermined length on one side of the upper end thereof is formed, and an upper end of the third pole fixing button 420 is formed on the upper end thereof. A first upper bending pole 400 constituting the first upper bending hole 430 for withdrawing;
The first upper bent pole 400 is accommodated into the second upper bent hole 510 formed in a lower portion of the hollow cylindrical or rectangular shape having a 'b' or 'b' bent shape. The second upper bending hole 510 is configured to be fitted and coupled with the third pawl fixing button 420 formed on the upper end of the first upper bending pawl 400 through the second locking groove 520 formed on one side. Two upper bending poles 500;
A surveying device (600) comprising a GPS antenna or a prism target and fixed to an upper side of the second upper bending pole (500) and configured to observe a survey target facility; And
Is installed on the second upper bending pawl 500 is provided with a flow preventing mechanism 700 for preventing the flow of the second upper bending pawl 500,
The flow preventing mechanism 700,
A fixing bracket 710 fixed to the second upper bending pawl 500 and having a screw hole 711 in a vertical direction; The male screw portion 721 is installed in the screw hole 711 of the fixing bracket 710 by screwing, the top of the male screw portion 721 has a dolly 722 is formed and the lower end of the spherical support portion 723 is formed Rod 720; A support plate 730 having a hemispherical support groove 731 into which the spherical support 723 is inserted and supported; A pair of fixing pieces 740 fixed to the support plate 730 such that the spherical support 723 does not fall out of the hemispherical support groove 731; And three cone-shaped projections 750 disposed at the bottom of the support plate 730 at intervals of 120 degrees and having sharp tips.

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