JP2506325Y2 - Laser beam receiver - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention receives a laser beam emitted from a surveying instrument such as a laser planer toward a target in construction surveying, and determines the light receiving position of the target. The invention relates to a laser beam receiver capable of being marked.

[Problems to be Solved by Conventional Techniques and Inventions] In a conventional laser beam receiver, an index 4 is provided on a light receiver main body 3 as shown in FIG. There is a device in which a light receiving position mark is marked on the surface, but in this case, it is impossible to mark the light receiving position mark unless the writing instrument is on the spot.

Further, the work of marking the light receiving position mark requires the operator to use both hands because the mark is printed while pressing the light receiver main body against the marked surface.

However, there are many places with poor scaffolding at work sites such as construction surveys, and it is often difficult to use both hands.

[Means for Solving the Problem] Therefore, as a means for solving the conventional problems, the present invention includes an index display 7 for receiving a laser beam from a laser beam emitter and displaying the light receiving position. In a laser beam receiver provided with an index 4 for marking the position of the index display 7 on the marked surface with a writing instrument, a stamp for imprinting a light receiving position mark on the marked surface by a stamping method An object of the present invention is to provide a laser beam receiver characterized in that a mechanism 10 is provided between the index display 7 indicating the light receiving position and the index 4.

[Operation] According to the laser beam receiver according to the present invention having the above-described structure, when the light receiver 3 is directed in the direction of the laser beam 2 as shown in FIG. To
Since the index display 7 or the display window 6 in which the up / down arrow mark display 8 is turned on according to the position of the laser beam 2 received in the light receiving window 5 is provided, the light receiver 3 is moved up or down according to the arrow mark display 8 and the center thereof is moved. Bring the indicator display 7 to the illuminated position,
By imprinting the light receiving position mark on the surface to be marked by the imprinting method, the marking work on the target object is completed.

By providing such a stamping mechanism on the receiver main body, writing tools are not required for marking the light receiving position mark, and further, the stamping operation can be performed with one finger while pressing the receiver main body against the marked surface. Therefore, it is not necessary to use both hands, and the stamping work can be performed easily.

Since the imprinting mechanism 10 for the light receiving position mark according to the present invention is provided between the index display 7 and the index 4, it is possible to accurately position it closer to the index display 7 than the index 4 simply by pressing a button or the like. Not only is it possible to mark the light receiving position mark, but by using the index 4 and the light receiving position mark by the imprinting mechanism 10 together, an index mark that marks a single point by applying a writing instrument to the index 4 and an index display 7 from the index 4 By combining and visually recognizing two adjacent marks with the imprinting mark by the imprinting mechanism 10 located in the vicinity of, it is possible to obtain a mark on the index display 7 in a straight line, so that each of the individual light-receiving marks It is possible to obtain a reliable and highly accurate light receiving position mark which cannot be obtained by the position mark.

[Embodiment] A laser beam receiver according to the present invention will be described in detail with reference to an embodiment shown below. In FIGS. 1 to 4, 3 is a light receiver main body, and a light receiving window for receiving a laser beam is provided on the front surface thereof. 5 is provided, and a display window 6 for displaying the position of the light receiving height of the laser beam 2 directly facing the light receiving window 5 is provided next to the display window 6. In the case of the embodiment, the display window 6 has an arrow mark display 8 facing up and down with the index display 7 as a center, and for the laser beam 2 indicating the reference height of the laser beam light emitter 1, the light receiver main body. If 3 is at a high position, the downward arrow will be lit, and if the receiver body 3 is gradually lowered, the indicator display 7 will be lit, and if it is lowered too much, the upward arrow will be displayed. Display 7
This indicates that the position where is lit corresponds to the reference height. An index 4 for marking the position of the index display 7 on the marked surface with a writing instrument is provided in the vicinity of the index display 7 of the light receiver main body 3, as clearly shown in FIGS. 1 and 2. There is.

Here, 10 is a stamping mechanism according to the present invention, which is the main body 3 of the receiver.
It is provided between the index display 7 and the index 4 so as to penetrate the front and back.

In the case of the embodiment, the outer cylinder portion 12 is provided on the front frame 11 of the casing of the light receiver main body 3, and the inner cylinder portion 14 is provided on the back frame 13, in which the middle cylinder body 15 is movable. It is provided.

That is, 16 is a flange portion of the middle tubular body 15, and is provided so as to be movable along the inner side of the outer tubular portion 12 between the inner end portion of the inner tubular portion 14 and the inner step portion of the outer tubular portion 12. The coil spring 17 is always elastically pressed so as to contact the inner step portion of the outer tubular portion 12.

An ink reservoir 18 made of felt or the like is provided in the middle tubular body 15, and the ink is supplied to the index mark 20 of the mark member 19 made of a porous member or the like exposed on the back surface thereof. Reference numeral 21 is a cap provided on the middle tubular body 15.

Reference numeral 22 denotes a push button fitted from the front side to the outer periphery of the middle tubular body 15. As shown in FIG. 4, by pushing the push button 22, the index mark 20 is projected from the back surface of the light receiver main body 3. The index mark can be imprinted on the target.

In the fifth embodiment, the imprinting mechanism 10 having the same structure as described above is provided on the index plate 30 integrally having the index 4, and the index plate 30 can be integrally attached to and detached from the back surface of the light receiver main body 3 by the fixing screw 31. It is a structure fixed to.

In addition, in FIG. 6, 9 is a writing instrument for marking the index 4 as a target. Reference numeral 32 is a tripod for mounting the laser beam light emitter 1.

[Effect] As described above, according to the present invention, it is provided with the index display 7 that receives the laser beam from the laser beam emitter and displays the light receiving position, and the position of the index display 7 is written on the marked surface. In the laser beam receiver provided with the index 4 for marking by means of the index display 7 in the vicinity of the index display 7, a stamping mechanism 10 for stamping a light receiving position mark on the surface to be marked by a stamping method is provided with the index display 7 indicating the light receiving position. Since it has a configuration characterized in that it is provided between the index 4,
A light-receiving position mark impressing mechanism 10 provided between the index display 7 and the index 4 allows the light-receiving position mark to be accurately marked at a position closer to the index display 7 than the index 4 simply by pressing a button or the like. There is an effect that can be, like the prior art,
It is impossible to mark the light receiving position mark unless the writing instrument is on the spot, and both hands are required to mark the light receiving position mark, so in places where the scaffolding is poor, such as a construction surveying work site. Work will be difficult and
Not only is there an effect that the light receiver can be handled easily and accurately, but by using the index 4 and the light receiving position mark by the imprinting mechanism 10 together, an index mark for marking one point by applying a writing instrument to the index 4 can be obtained. , Indicator 4 to indicator display 7
By combining and visually recognizing two marks adjacent to the imprint mark by the imprint mechanism 10 located near the mark, it is possible to obtain a linear mark that is continuous in a straight line on the index display 7. There is an effect that it is possible to obtain a reliable and highly accurate light receiving position mark which cannot be obtained by the light receiving position mark.

[Brief description of drawings]

FIG. 1 is a front view of an embodiment of a laser beam receiver according to the present invention, FIG. 2 is a rear view thereof, FIG. 3 is a sectional view of an essential part thereof, and FIG. 4 is a sectional view showing its usage. 5 is an exploded perspective view showing another embodiment, and FIG. 6 is an explanatory view showing a conventional technique. 1 …… Laser beam emitter 2 …… Laser beam 3 …… Receiver (main unit) 4 …… Indicator 5 …… Receiving window 6 …… Display window 7 …… Indicator display 8 …… Arrow mark display 9 …… Writing instrument 10 …… Stamping mechanism 11 …… Front frame 12 …… Outer cylinder 13 …… Back frame 14 …… Inner cylinder 15 …… Middle cylinder 16 …… Collar 17 …… Coil spring 18 …… Ink pool 19 …… Mark member 20 …… Index mark 21 …… Cap 22 …… Push button 30 …… Index plate 31 …… Fixing screw 32 …… Tripod

Claims (1)

(57) [Scope of utility model registration request] 1. An index display 7 for receiving a laser beam from a laser beam emitter and displaying the light receiving position, and an index 4 for marking the position of the index display 7 on a marked surface with a writing instrument. In the laser beam receiver provided in the vicinity of the index display 7, a stamping mechanism 10 for stamping a light-receiving position mark on the surface to be marked by a stamping system is provided between the index display 7 indicating the light-receiving position and the index 4. Laser beam receiver characterized by