JPH0736016U - Reflector device - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a reflecting mirror device which is lightweight and can easily handle short-range to long-range measurements and has excellent portability. [Structure] The reflecting mirror device S has an opening upward and a vertical support shaft 12
A support base 10 provided with a U-shaped fixed support frame 20 that rotates around a center, a horizontal support shaft 30 formed on the fixed support frame 20, and a horizontal support shaft that is pivotally supported by the horizontal support shaft 30. A tilt support frame 40 capable of tilting around 30;
The tilting support frame 40 is provided with a plurality of types of reflecting mirror slide units 50 that can be inserted and removed. The tilt support frame 40 has an insertion port 4 for the reflecting mirror slide unit 50.
5 and a leaf spring that holds the reflecting mirror slide unit 50 are provided.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a reflector device such as a lightwave rangefinder.

[0002]

[Prior art]

 Conventionally, the reflection sheet device and the corner cube type are known as the reflecting mirror device. As shown in FIG. 6, the reflection sheet type reflection mirror device 60 has a support frame 61 and a horizontal support shaft 62 formed on the support frame 61 so that the reflection sheet 63 is axially supported by the support frame 61. A reflection sheet 63 is supported so as to be tiltable around a horizontal support shaft 62. The support base frame 61 is configured to be rotatable around the vertical support shaft 64 by the vertical support shaft 64 pivotally supported by the base 65.

In addition, as shown in FIG. 7, a corner cube type reflecting mirror device 70 has a corner cube 73 attached instead of the reflection sheet 63. The other structure is similar to that of the conventional example shown in FIG. In general, the corner cube 73 can be used for distance measurement of several + m to several Km because the reflected light is in a substantially parallel state, and the reflection sheet 63 cannot be used for distance measurement because the reflected light diverges. , Used for measuring relatively short distances of 2 to 100 m 2.

[0004]

[Problems to be solved by the device]

 As described above, the conventional reflecting mirror device has a limited range of use, and when performing distance measurement, for example, a reflecting mirror device 60 of a type that uses a reflecting sheet for short distance measurement of 20 m or less, For distance measurement over 100 m, it was necessary to carry and use multiple types of reflector devices, such as the type of reflector device 70 using a corner cube.

An object of the present invention is to provide a reflecting mirror device which is lightweight and can easily handle short distance measurement to long distance measurement and is excellent in portability.

[0006]

[Means for Solving the Problems]

 A reflecting mirror device according to the present invention comprises a support base having a U-shaped fixed support frame which opens upward and rotates about a vertical support shaft, a horizontal support shaft formed on the fixed support frame, The tilting support frame is provided with a tilting support frame that is pivotally supported by a horizontal support shaft and is capable of tilting about the horizontal support shaft, and a plurality of types of reflecting mirror slide units that are inserted into and removed from the tilting support frame. It is characterized in that an insertion opening of the slide unit and a holding means for the reflecting mirror slide unit are provided.

In addition, in the reflecting mirror slide unit, a prism unit in which a corner cube is fixed and integrated to a slide plate, a reflection sheet unit in which a reflection sheet is fixed and integrated to a slide plate, and a cat's eye is fixed and integrated to a slide plate. It is configured to include a cat's eye unit.

Further, it is preferable that the virtual reflecting surfaces of the three reflecting mirror slide units are arranged at the same position, and the virtual reflecting surfaces of the reflecting mirror slide unit are located at the rotation centers of the vertical support shaft and the horizontal support shaft. It is more preferable to configure so as to match.

Moreover, the reflecting mirror slide unit is provided with a plurality of tip portions of the index toward the center of the reflecting mirror slide unit, and a line connecting the opposite apexes of the tip portions of the index is a vertical support shaft. And the horizontal support shaft.

[0010]

[Action]

 In the reflector apparatus according to the present invention, a plurality of reflector mirror slide units can be individually slid and attached to the tilt support frame that is pivotally supported via the support base and the fixed support frame. A reflecting mirror corresponding to the purpose of distance measurement can be easily attached to and detached from the tilt support frame.

Further, as the reflecting mirror slide unit, various types such as a prism type, a reflecting sheet type, and a cat's eye type can be used, and an optimal reflecting mirror slide unit can be used according to the measurement distance. At this time, by arranging the virtual reflecting surfaces of the three reflecting mirror slide units so that they are located at the same position, the reflecting mirror device can be arranged without any adjustment. If the virtual reflection surface of the reflecting mirror slide unit is aligned with the center of rotation of the vertical and horizontal spindles, the center of the reflecting mirror slide unit will be rotated even if the vertical and horizontal spindles are rotated. Can be held on the vertical and horizontal spindles.

In addition, the reflecting mirror slide unit is provided with a plurality of tip portions of the index toward the center of the reflecting mirror slide unit, and a line connecting the opposite apexes of the tip portions of the index is a vertical support shaft. And the horizontal support shaft, the center position can be easily distinguished even in the reflecting mirror device in which the crosshairs are not formed.

[0013]

【Example】

 An embodiment of the present invention will be described below with reference to the drawings. The parts, arrangements, etc. described below do not limit the present invention and can be variously modified within the scope of the present invention.

1 to 5 show an embodiment of the present invention. FIG. 1 is an explanatory view, FIG. 2 is a sectional view taken along line AA of FIG. 1, FIG. 3 is a side view of a prism unit, and FIG. FIG. 5 is a side view of the reflection sheet unit, and FIG. 5 is a side view of the cat's eye unit.

The reflecting mirror device S of this example mainly includes a supporting base 10, a fixed supporting frame 20, a horizontal support shaft 30, a tilting supporting frame 40, and a plurality of reflecting mirror slide units 50. As an element.

The support base 10 of this example is a well-known support base similar to the prior art, and has a base 11 having a magnet or anchor bolt (not shown) at the bottom and a rotatable base 11. The vertical support shaft 12 is pivotally attached to the vertical support shaft 12, and the U-shaped fixed support frame 20 is connected to the vertical support shaft 12. The fixed support frame 20 is open upward. The U-shaped fixed support frame 20 is rotatably supported around the vertical support shaft 12.

The horizontal support shaft 30 of this example extends inward from both sides of the U-shaped fixed support frame 20 and pivotally supports the U-shaped tilting support frame 40. The U-shaped tilt support frame 40 is tiltably supported around the horizontal support shaft 30.

As shown in FIG. 2, upper and lower slide grooves 41, 41 are formed on the inner surface of the tilt support frame 40 facing each other, and the tilt support frame 40 is inserted at the free ends 42, 42 side. A mouth 45 is formed. In the slide groove 41, a leaf spring 43 as a holding means for a reflecting mirror slide unit 50 (an example of a cat's eye 53a is shown in the example of FIG. 2) described later is screwed by a set screw 44 and provided. Has been. The leaf spring 43 holds the slide plate 50a, which constitutes the reflecting mirror slide unit 50 inserted into the slide groove 41, with the slide groove 41.

The reflecting mirror slide unit 50 of this example is to be inserted into and removed from the slide grooves 41 of the tilt support frame 40, and is provided with a plurality of types of reflecting mirror slide units.

In this example, the reflecting mirror slide unit 50 is composed of three types, as shown in FIGS. 3 to 5, including a prism unit 51 having the same slide plate 50a, a reflecting sheet unit 52, and a cateye unit 53. ing. This configuration is a set of a corner cube 51a capable of coping with a long distance, a reflection sheet 52a capable of coping with a short distance, and a cat's eye 53a capable of coping with these in between.

As shown in FIGS. 1 and 3, the prism unit 51 has a slide plate 50a provided with a mounting screw portion 51b of a corner cube 51a, and the mounting screw 51b is integrally attached with a corner cube 51a. The slide plate 50a is provided with a front end portion of an index 50b on the upper, lower, left and right side edges of the slide plate 50a so as to be easily discriminated from the surveying instrument. A plurality of tips of the index 50b are provided toward the center of the prism unit 51 so that the line connecting the opposite vertices of the tip of the index 50b coincides with the vertical support shaft 12 and the horizontal support shaft 30. It is configured. The slide plate 50a provided with the index 50b of this example can function as a sticking plate.

When the virtual reflecting surface F of the prism unit 51 is configured to match the rotation center of the vertical support shaft 12 and the horizontal support shaft 30, even if the vertical support shaft 12 and the horizontal support shaft 30 are rotated. The center of the prism unit 51 can be held on the vertical support shaft 12 and the horizontal support shaft 30.

The reflection sheet unit 52 has a structure in which the reflection sheet 52 a is adhered and integrated on the surface of the slide plate 50 a, and the crosshair 52 b is formed on the surface of the reflection sheet 52 a and the index 50 b shown in the above-mentioned embodiment. A similar index 52c is printed. The cross line 52b and the tip of the index 52c display the center of the slide plate 50a, and the line connecting the tips of the index 52c coincides with the vertical support shaft 12 and the horizontal support shaft 30. The virtual reflection surface F of the reflection sheet unit 52 is configured to coincide with the rotation center of 12 and the horizontal support shaft 30.

The cat's eye unit 53 has a structure in which the cat's eye plate 53a is attached integrally to the surface of the slide plate 50a, and the prism unit 51 and the prism unit 51 are provided on the upper, lower, left and right side edges of the slide plate 50a. Similarly, an index 53b is provided so that it can be easily seen from the surveying instrument.

Also in the cat's eye unit 53, the tip of the index 53b indicates the center of the slide plate 50a, and the line connecting the opposite tips of the index 53b connects the vertical spindle 12 and the horizontal spindle 30. And the virtual reflection surface F of the cat's eye unit 53 is aligned with the center of rotation of the vertical support shaft 12 and the horizontal support shaft 30. The cat's eye unit 53 of this example has a rectangular shape, but it goes without saying that it can be circular or the like.

By adjusting the virtual reflecting surfaces F of the prism unit 51, the reflecting sheet unit 52, and the cat's eye unit 53, which are the three reflecting mirror slide units, to be at the same position, any adjustment can be made. Instead, a reflector device can be placed.

[0027]

[Effect of device]

 As described above, according to the present invention, the support base side and the reflecting mirror slide unit are separately configured, and the tilt support frame pivotally supported via the support base and the fixed support frame is adapted to the intended use. Moreover, a plurality of reflecting mirror slide units can be individually slid and attached, and a reflecting mirror corresponding to the purpose of distance measurement can be easily attached and detached to and from the tilt support frame.

As the reflecting mirror slide unit, various types such as a prism type, a reflecting sheet type, and a cat's eye type can be used, and an optimum reflecting mirror slide unit can be used according to the measurement distance. It is less bulky than preparing a mirror device and is easy to carry and easy to use.

Further, since the virtual reflecting surface is the same in each reflecting mirror slide unit, it is natural that the distance can be measured without adjusting each reflecting mirror slide unit even if each sliding unit is used. As there is a virtual reflection surface at the center of the axis, the angle can be measured accurately.

[Brief description of drawings]

FIG. 1 is an explanatory view showing an embodiment according to the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a side view of a prism unit.

FIG. 4 is a side view of a reflection sheet unit.

FIG. 5 is a side view of the cat's eye unit.

FIG. 6 is an explanatory diagram showing a conventional example.

FIG. 7 is an explanatory diagram showing another conventional example.

[Explanation of symbols]

 10 support base 11 base 12 vertical support shaft 20 fixed support frame 30 horizontal support shaft 40 tilting support frame 41 slide groove 42 free end 43 holding means (leaf spring) 45 insertion port 50 reflector mirror slide unit 50a slide plate 50b index 51 prism unit 51a Corner cube 51b Mounting screw portion 52 Reflective sheet unit 52a Reflective sheet 52b Crosshair 52c Index 53 Cat eye unit 53a Plate 53b Index F Virtual reflective surface S Reflector device

Claims (5)

[Scope of utility model registration request] 1. A support base having a U-shaped fixed support frame which opens upward and rotates about a vertical support shaft, a horizontal support shaft formed on the fixed support frame, and a horizontal support shaft. A tilt support frame that is pivotally supported and can be tilted about a horizontal support shaft, and a plurality of types of reflecting mirror slide units that are inserted into and removed from the tilt supporting frame are provided, and the reflecting mirror slide unit is inserted into the tilt supporting frame. A reflecting mirror device comprising a mouth and a holding means for a reflecting mirror slide unit. 2. The reflection mirror slide unit includes a prism unit in which a corner cube is fixedly integrated with a slide plate, a reflection sheet unit in which a reflection sheet is fixedly integrated with a slide plate, and a cat's eye is fixedly integrated with a slide plate. The reflecting mirror device according to claim 1, further comprising a cat's eye unit that has been made into a form. 3. The reflecting mirror device according to claim 2, wherein the virtual reflecting surfaces of the three reflecting mirror slide units are located at the same position. 4. The reflecting mirror device according to claim 1, wherein a virtual reflecting surface of the reflecting mirror slide unit is coincident with a rotation center of the vertical support shaft and the horizontal support shaft. 5. The reflecting mirror slide unit is provided with a plurality of tip portions of an index toward the center of the reflecting mirror slide unit, and a line connecting the opposite apexes of the tip portions of the index is horizontal to the vertical support shaft. 5. The reflecting mirror device according to claim 1, wherein the reflecting mirror device is coincident with the support shaft.