JP3860487B2 - Remote control device for surveying instrument - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a remote control device for a surveying instrument (hereinafter referred to as a remote control device) for remotely controlling an inking laser device, a laser planar, or the like.
[0002]
[Prior art]
When inking using an inking laser device or laser planer, etc., a visible laser beam is emitted from the surveying instrument, and this laser beam is reflected to the surveying instrument by a target fixed to the wall surface. The laser beam was scanned with respect to the position of. Alternatively, two workers, one of which has positioned the target, and the other one has operated the surveying instrument to adjust the laser beam to irradiate the target appropriately.
[0003]
In recent years, a remote control device has been provided separately from the surveying instrument main body so that the surveying instrument can be remotely operated even from a location away from the surveying instrument main body. Such a remote control device is provided with a light emitting portion on the front surface thereof, and remote control signal light (infrared rays) emitted from the light emitting portion is received by a remote control light receiving portion of the surveying instrument main body. When such a remote control device is used, it is possible to perform the marking work by one worker on the target side.
[0004]
[Problems to be solved by the invention]
However, when using a surveying instrument equipped with a remote control device to perform inking alone, the surveying device is turned to the wall, etc., and the target position is fixed with one hand while the remote control device is operated with the other hand. And the operation key of the remote control device must be operated with an appropriate finger of the other hand. In addition, since the remote control device is provided with a light emitting portion on the front surface, when operating the remote control device, it is necessary to look back toward the surveying instrument and point the front surface of the remote control device toward the surveying instrument. As described above, the operation of the remote control device during the inking operation is extremely troublesome for the worker, and there is a problem that the target is likely to be displaced from a predetermined position during the operation.
[0005]
In order to solve the above-described problems, an object of the present invention is to facilitate the operation of the remote control device during the marking operation and to make it difficult for the target to be displaced from a predetermined position during the operation.
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, in the remote control device according to the first aspect of the present invention, a light emitting unit that emits remote control signal light and can change the direction, and a laser beam of visible light emitted from the surveying instrument are combined with the surveying instrument. And a target mounting portion that can detachably mount a target that reflects to the side and confirms a laser spot position by the laser beam .
[0007]
In the invention according to claim 2, in the invention according to claim 1, the target mounting portion includes a groove provided on a side surface of the remote control device and a plurality of small holes provided at one end of the target in the groove. And a protrusion provided at a position corresponding to.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Next, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a front view of the remote control device of the present embodiment, FIG. 2 is a top view thereof, FIG. 3 is a right side view thereof, FIG. 4 is a left side view thereof, and FIG. In the following description, the upper side of FIG. 1 is the front, the lower side of the figure is the rear, the upper side of the drawing is the front, and the lower side of the drawing is the back.
[0009]
The remote control device of the present embodiment includes a main body 1 composed of a lower case 10 and an upper case 12, a light emitting unit housing 2 fixed to the front surface of the main body 1, a light emitting unit housing 2, and a remote control signal light (infrared ray). ). As in the conventional case, the main body 1 has a plurality of operation keys 14 arranged on the front surface, accommodates a remote control circuit board (not shown) inside, and has a scale 16 on the side surface. And this main body 1 is equipped with the target mounting part 6 which fixes the magnet 4 for fixing to the appropriate position of iron parts, such as a ceiling and a wall, on the rear surface, and fixes the target 5 mentioned later on a side part, It is the same as a conventional remote control device.
[0010]
The light emitting unit housing 2 includes a base 20 fixed to the front surface of the main body 1, a pair of ears 22 projecting forward from the left and right sides of the base 20, and a light emitting unit 3 disposed between the pair of ears 22. The cover 24 includes a cover 24 and a pair of cover fixing members 26 that are fixed to both the cover 24 and the ear portion 22 and fix the cover 24 to the ear portion 22. The cover 24 is made of a plastic material that transmits remote control signal light.
[0011]
The light emitting unit 3 includes a pair of side plates 30 and a bottom plate 32 that connects the pair of side plates 30, and is fixed between the pair of side plates 30 and a rotating frame 36 in which a rotation shaft 34 projects from the both side plates 30 to the left and right. The light emitting unit substrate 38 and a plurality of light emitting diodes (LEDs) 40 fixed on the light emitting unit substrate 38. By providing the light emitting unit 3 with a plurality of light emitting diodes 40, the remote control signal light can be sent to a surveying instrument that is considerably distant. Of course, the number of light emitting diodes can be reduced by using high output light emitting diodes.
[0012]
The rotating shaft 34 protruding from the side plate 30 of the light emitting unit 3 is pivotally supported by shaft holes 28 provided in the pair of cover fixing members 26 of the light emitting unit housing 2. A knob 42 is fixed to one of the rotating shafts 34. By rotating the knob 42, the direction of the light emitting unit 3 can be changed to change the emission direction of the remote control signal light. The knob 42 is provided with a triangular mark 43 indicating the direction of the light emitting unit 3 so that the direction of the light emitting unit 3 can be understood.
[0013]
Between the cover fixing member 26 and the side plate 30, a friction member 44 that exerts a frictional force is interposed between the two, such as a spring washer. The light emitting unit 3 rotates unless the knob 42 is rotated with a certain amount of force. The direction of the light emitting unit 3 can be fixed at an arbitrary position. Instead of the friction member 44, the side plate 30 is provided with projections and depressions concentrically with the rotation shaft 34, and the cover fixing member 26 is provided with projections that are spring-biased by the projections and depressions. A rotation suppression mechanism that prevents the light emitting unit 3 from rotating unless the knob 42 is rotated with a certain amount of force, such as meshing, may be provided. Further, a stopper (not shown) is also provided on the rotating shaft 34 in order to limit the direction of the light emitting unit 3 to about 270 ° from the back direction of the main body 1 to the front direction.
[0014]
The light emitting unit board 38 for fixing the light emitting diode 40 and the remote control circuit board in the main body 1 are connected by a flat cable 48 penetrating a rubber bush 47 fitted in a long hole 46 opened in the bottom plate 32 of the rotating frame 36. The flat cable 48 feeds power to the light emitting diode 40. The flat cable 48 has an appropriate slack so as not to prevent the light emitting unit 3 from rotating.
[0015]
On both side surfaces of the lower case 10 of the main body 1, as target mounting portions 6 for fixing the target 5, a groove 60 along the scale 16, and a notch 62 reaching the groove 60 from the back surface (back surface) of the lower case 10, At the position of the notch 62, there is provided a protrusion 64 that protrudes from one side of the groove 60 toward the back surface of the remote control device, has a height approximately equal to the width of the groove 60, and has a tip that is appropriately curved. . Here, the portion of the notch 62 that reaches the groove 60 is a widened portion 66 that is abruptly widened. The target mounting portions 6 are provided on both the left and right sides of the lower case, and the target 5 can be fixed to either the left or right according to the dominant hand of the worker.
[0016]
The target 5 is made of, for example, a red, flexible polycarbonate flexible sheet. When irradiated with a laser beam from a surveying instrument, the target 5 is reflected on the left and right halves of the back surface so that the laser spot 7 can be easily seen. A sheet is attached, and a straight line such as a white center line 50 and a scale 52 are attached to the surface. And since the target 5 has the surface which has not adhered the reflective sheet, the laser spot 7 can be seen also from the back surface of the target 5. FIG. In addition, the target 5 is provided with a groove insertion portion 54 to be inserted into the groove 60 on the side surface of the remote control device on either the left or right side. The groove insertion portion 54 has a protrusion 64 protruding from the groove 60. A small hole 56 is formed at a position corresponding to. Further, the target 5 is vertically symmetric, and can be mounted on either the left or right target mounting portion 6 of the main body 1 by turning upside down.
[0017]
When the groove insertion portion 54 of the target 5 is inserted into the groove 60 of the main body 1, the groove insertion portion 54 is easily elastically deformed by the presence of the widened portion 66 of the notch 62 and the protrusion 64 in the groove 60, and overcomes the protrusion 64. The small hole 56 is engaged with the protrusion 64 so that the target 5 can be securely fixed to the remote control device. That is, once the small hole 56 and the protrusion 64 are engaged, the height of the protrusion 64 is approximately the width of the groove 60, so that the engagement between the small hole 56 and the protrusion 64 is not easily disengaged. It has become. However, when the target 5 is pulled with a certain level of force, the target 5 can be easily detached from the remote control device.
[0018]
When the remote control device of this embodiment is used, the target 5 is attached to the right or left side by the dominant hand of the operator of the remote control device, and when the worker faces the surveying instrument and faces the wall or the like, the knob 42 When the light emitting unit 3 is turned to the front (surveying instrument side) of the remote control device and the remote control device is fixed at a predetermined position with one hand, the remote control device can be freely used while looking at the laser spot 7 on the target 5. By operating the operation key 14, the surveying instrument can be remotely operated. When an operator works toward the surveying instrument, the laser spot 7 is turned by turning the knob 42 so that the light emitting unit 3 is directed to the back surface (surveying instrument side) of the remote control device and the remote control device is fixed at a predetermined position with one hand. By operating the operation key 14 of the remote control device with the other hand while looking at the back of the target 5, the surveying instrument can be remotely operated.
[0019]
Thus, the remote control device of the present embodiment fixes the target 5 at a predetermined position by fixing the remote control device with one hand when the target 5 is mounted and the direction of the light emitting unit 3 is changed to the surveying instrument. In addition, the other hand can be freely used to operate the remote control device. For this reason, when the remote control device of the present embodiment is used, the marking operation can be easily performed by one worker, and the target is hardly displaced during the operation. In addition, since this remote control device can be fixed to an iron part such as a ceiling or a wall by a magnet 4, it is convenient for ink marking work and storage.
[0020]
Of course, the light emitting unit 3 can be used in the same manner as a conventional remote control device with the light emitting unit 3 facing forward, and depending on the position of the surveying instrument, the light emitting unit 3 is fixed at an appropriate angle between the front and the back. It is also possible to use it.
[0021]
By the way, the present invention is not limited to the above-described embodiments, and various modifications are possible. For example, in the light emitting unit 3, the bottom plate 32 may be omitted, and the rotating frame 36 may be configured by connecting the pair of side plates 30 only with the light emitting unit substrate 38. Moreover, while using the non-flexible hard target 5, only the groove | channel 60 provided in the both sides of the lower case 10 and the protrusion 64 provided in the groove | channel 60 are used as the target mounting part 6 of a remote control device. When the groove insertion portion 54 of the groove insertion portion 54 is inserted into the groove 60, the groove insertion portion 54 overcomes the protrusion 64 while elastically deforming the protrusion 64, and the small hole 56 of the groove insertion portion 54 and the protrusion 64 are engaged. Also good. Alternatively, as the target mounting portion 6, only the groove 60 may be provided on both sides of the lower case 10, and the target 5 may be fixed only by the frictional force between the groove 60 and the groove insertion portion 54.
[0022]
【The invention's effect】
As is clear from the above description, in the remote control device according to the first aspect of the present invention, the surveying unit includes a light emitting unit that emits remote control signal light and can change the direction, and a laser beam of visible light emitted from the surveying instrument. A target mounting part that can be detachably mounted with a target that reflects the laser beam and confirms the position of the laser spot by the laser beam , so that the target is mounted and the direction of the light emitting unit is directed toward the surveying instrument. When the change is made, the target can be fixed at a predetermined position by fixing the remote control device with one hand, and the other hand can be freely used for remote control operation or the like. For this reason, when the remote control device of the present invention is used, the marking operation can be easily performed by one worker, and the target is hardly displaced during the operation.
[0023]
Further, in the invention according to claim 2, the target mounting portion is further provided at a position corresponding to a groove provided on a side surface of the remote control device and a plurality of small holes provided at one end of the target in the groove. Because it consists of provided projections, the target can be attached to and detached from the remote control device with a single touch by inserting and removing it into the target groove, and when mounting the target, the projection in the groove and the small hole in the target are securely engaged Therefore, the target is rarely inadvertently detached from the remote control device.
[Brief description of the drawings]
FIG. 1 is a front view of a remote control device according to an embodiment of the present invention.
FIG. 2 is a plan view of the remote control device.
FIG. 3 is a right side view of the remote control device.
FIG. 4 is a left side view of the remote control device.
FIG. 5 is a rear view of the remote control device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Main body 2 Light emission part housing 3 Light emission part 5 Target 6 Target mounting part 56 Small hole 60 Groove 64 Protrusion

Claims (2)

A light emitting unit that emits remote control signal light and can change the direction, and a target that reflects the laser beam of visible light emitted from the surveying instrument to the surveying instrument and confirms the laser spot position by the laser beam is detachable. A remote control device for a surveying instrument, comprising a target mounting portion that can be mounted on a surveying instrument.   The target mounting portion includes a groove provided on a side surface of the remote control device, and protrusions provided at positions corresponding to a plurality of small holes provided at one end of the target in the groove. The remote control device for a surveying instrument described.

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