JP2540152Y2 - Surveying antenna support pole - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a support pole of a receiving antenna used in a so-called GPS device for receiving radio waves from an artificial satellite and measuring coordinates of a receiving point, a relative positional relationship between the receiving points, and the like. This is mainly used in places where visibility of a measurement point such as a mountain area is obstructed.

[0002]

2. Description of the Related Art Conventionally, measurement by a GPS device has usually been limited to places where visibility is wide. Surveying in mountainous areas requires a pole of 5 to 6 m or more due to poor visibility, and two transits or two transit units to check the perpendicularity between the center of the antenna attached to the pole and the measurement point They had to rely on large machines and tools such as laser points.

[0003]

[Problem to be Solved by the Invention] Therefore, in the present invention, even in the surveying of the mountainous area, the center of the antenna mounted on the pole and the vertical direction between the surveying point and the simple operation can be achieved without requiring large-scale machines and tools. It is intended to maintain the nature.

[0004]

In order to achieve the above object, an antenna support pole according to the present invention comprises a plurality of cylindrical supports such as an upper support and a lower support which are easy to assemble and disassemble, and a wire set. The upper support is provided with an antenna fixing screw at its upper end, a vertical ball screw is provided below the fixing screw, a ring receiver is fixed to the outer periphery of the upper end, and a wire mounting ring is fitted on the upper side. A rotatable bearing is provided, and a window hole is provided on the lower side of the ring receiver so that a vertical ball can be inserted therein. is provided with a window hole capable of visually sphere, when erected and connecting strut Thus, Yes to allow direct the vertical direction mark with water yarns lower end of the vertical ball attached to Shidedama screw, the wire Set includes several wires at each lower end
With wire clipper and turnbuckle
At the same time, the upper end of each wire has a hook
It is configured so that they can be respectively locked to the gear mounting rings . Also above
The strut consists of an upper strut, a lower strut and a joint strut.
The column has a ring receiver secured to its upper end, and a
The mounting ring is rotatably mounted and the wire
It has a wire set that locks to the mounting ring.
The wire set is constructed in the same way as the upper support wire set
In some cases. In addition, transparent covers are attached to the window holes of the upper and lower columns.
It can also be detachably mounted.

[0005]

The upper support 1, the lower support 2, and the connecting support 3 are formed so that they can be easily assembled and disassembled. The upper support 1 has an antenna fixing screw at the upper end and a lower part under the fixing screw. A ball screw 11 is provided, and an upper window hole 16 in which a vertical ball 17 can be inserted is provided on a side surface of an upper end portion. A lower window hole 21 through which the vertical ball 17 can be seen is provided on the side surface. Therefore, the upper pillar 1, the connecting pillar 3, and the lower pillar 2 are connected, and the vertical ball 17 connected to the water thread 10 of the vertical ball screw 11.
Is inserted through the upper window hole 16, and the lower end of the vertical ball 17 comes close to the vertical indication mark 20, so that the support position is established by extending the upper wire set 25 while visually confirming the indication position from the lower window hole 21. Can be erected vertically. In addition, upper support 1
A ring receiver 13 is fixed to the upper end to fix the wire mounting ring 1.
2 is rotatably mounted, so that the support can be turned and the orientation of the antenna 8 can be adjusted while the support is erected and the upper wire 25 is stretched. A ring support 24 and a wire mounting ring 22 are provided on the outer periphery of the upper end of the connecting post 3, and when the lower wire set 26 is also stretched over the wire mounting ring 22, the post can be more easily held vertically.

[0006]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
1 is an upper support, 2 is a lower support, and 3 is a connecting support. Each of these supports has a tubular shape, and is easily connected to and removed from bushes 4 and 5 fitted to the joints. . The upper column 1 has an antenna fixing screw 6 attached to the upper end thereof with an upper bush 7 so that the antenna 8 can be fixed. A screw hole 9 is provided below the upper bush 7 to form a water thread 10.
A vertical ball screw 11 marked with is attached. In addition, upper support 1
A wire mounting ring 12 is fitted on the outer periphery of the upper end of the ring receiving device, and a ring receiver 13 is fixed to a lower portion of the wire receiving ring 12 with a screw 14 so that the wire mounting ring 12 can be rotated by a ball 15 appearing on the upper surface of the ring receiving 13. I support it. Reference numeral 16 denotes an upper window hole provided below the ring support 13 of the upper support 1,
It is formed so that the vertical ball 17 at the lower end of the water thread 10 attached to 1 can be inserted into the column.

[0007] The lower support 2 is provided with a lower end bush 18 and is provided with a projection 19, and a vertical indication mark 20 is displayed on the upper surface of the projection 19. Further, a lower window hole 21 is provided on one side of the lower end portion of the lower support 2 so that the vertical ball 17 approaching the surface of the vertical indication mark 20 with a slight gap can be seen.

The connecting post 3 has a wire mounting ring 22 fitted around the upper end thereof, and is rotatably supported by a ball on the upper surface of a ring receiver 24 fixed with screws 23 below the connecting post.

Reference numeral 25 denotes an upper wire set, and reference numeral 26 denotes a lower wire set. Each of the lower and upper wires is composed of four wires.
2 each with a hook of eggplant at the top of each wire
3 and 34 are connected so that they can be engaged with eyebolt-shaped receiving members 35 and 36 projecting from four sides of the wire mounting rings 12 and 22.

In order to fix the column connected by the upper and lower wire sets 25 and 26, as shown in FIGS. 1 and 2, first, the column is first mounted on a suitable pile 38 which is driven substantially equidistantly from the side point 37 in four directions. The lower ends of the respective turnbuckles 31 of the wire set are hooked, the respective hooks 33 are locked to the respective holders 35 of the wire attachment ring 12, and the respective upper wires 27 are stretched by operating the turnbuckle 31. Next, in order to stretch the lower wire set 26, the distance from the measuring point 37 is set equal to that of the upper wire set, and the pile 39 is driven into the middle of each of the piles 38 at substantially equal angles. The lower ends of the turnbuckles 32 of the lower wire set are respectively hooked, the hooks 34 are engaged with the respective receiving members 36 of the wire mounting ring of the connecting post 3, and the turnbuckle 32 is operated and stretched.

At the time of surveying, reference numerals 40 and 41 denote a vertical ball 17 and a water thread 1.
0 and upper and lower window holes 16 and 21 so that 0 is not affected by wind and rain.
The cover is a transparent cover that can be freely attached and detached with a hook-and-loop fastener 42. In the figure, reference numerals 43 indicate the lower end of the upper support 1, the upper end of the lower support 2, and the upper and lower ends of the connecting support 3 so that the upper and lower window holes 16, 21 are aligned in the same direction by matching them. Can be. Also, depending on the topographical condition of the surveying point, the connecting post 3 may be used without it, or one or two connecting posts may be added and used. The antenna support pole according to the present invention is:
Instead of the antenna 8, another surveying instrument can be attached and used.

[0012]

According to the present invention, the use of the support pole having the structure described in claim 1 makes it easy to assemble and disassemble, significantly reduces the overall weight, and is convenient for transportation. In this case, the verticality between the center of the antenna attached to the pole and the surveying point can be maintained by a simple operation. Also, when stretching the wire, operate the clipper to operate the wire.
After adjusting the ears to the appropriate length, tighten tightly with a turnbuckle.
Easy to stretch because it can. So after the wire is stretched
The direction of the antenna can be adjusted by turning the support.
According to the configuration of claim 2, the pole is extended by using the connecting pillar.
In addition to being able to measure for a long time, the upper wire can be stretched in all directions at equal intervals, and the lower wire can be stretched at an intermediate position of the upper wire at equal intervals, so that it can be stretched most effectively. According to the configuration of the third aspect, since the vertical ball and the water thread are not affected by the wind and rain, the pole can be easily erected vertically.

[Brief description of the drawings]

FIG. 1 is a view illustrating a use state of an antenna support pole according to the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is an exploded plan view.

FIG. 4 is a cross-sectional view of a support column with a part omitted.

FIG. 5 is a perspective view of a support column from which an intermediate portion is omitted.

FIG. 6 is a perspective view of a transparent cover.

[Explanation of symbols]

 Reference Signs List 1 upper support 2 lower support 3 connecting support 4 blade tip 6 antenna fixing screw 10 water thread 11 vertical ball screw 12 wire mounting ring 13 ring receiver 16 upper window hole 17 vertical ball 19 stone foot 20 vertical indication mark 21 lower window hole 22 wire mounting Ring 24 Ring receiver 25 Upper wire set 26 Lower wire set 29 Clipper 30 Clipper 31 Turnbuckle 32 Turnbuckle 33 Hook 34 Hook 35 Receipt 36 Receipt 40 Transparent mat 41 Transparent mat

Claims (3)

(57) [Scope of request for utility model registration] 1. An upper column, a lower column, etc., which are easy to assemble and disassemble.
A plurality of tubular struts, made from the wire sets, to the upper strut, the antenna fixing screw provided at its upper end, provided with a Shidedama screws on the lower side of the fixing screw, the ring receiving the upper end outer periphery And a wire mounting ring is fitted on the upper side thereof to rotatably support it. A window hole is provided on the lower side of the ring receiver so that a vertical ball can be inserted therein. A stone foot indicating the instruction mark is provided, and a window hole is provided on the side of the lower end so that the vertical ball can be viewed. When the columns are connected and erected, the lower end of the water thread attached to the vertical ball screw The vertical pointing mark can be pointed with a ball, and the wire set
A wire clipper and tarp are attached to each lower end of several wires.
And each wire has a buckle
It has hooks and locks to the above wire mounting rings respectively.
An antenna support pole for surveying, characterized in that it is obtained . 2. A strut comprises an upper strut, a lower strut, and a connecting strut. The connecting strut has a ring receiver fixed to an upper end thereof, and a wire mounting ring rotatably mounted on the upper end thereof. It has a wire set that locks onto the mounting ring, and this wire set is the same as the wire set on the upper post.
The surveying antenna supporting pole according to claim 1, wherein the supporting pole is configured as follows . 3. The surveying antenna support pole according to claim 1, wherein a transparent cover is detachably attached to the window holes of the upper and lower columns.