JP2582433Y2 - Horizontal plane setting machine - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a horizontal plane setting machine in which a horizontally rotating irradiation part of a laser beam is projected on a main body casing, and in particular, the height of the horizontally rotating irradiation part when mounted on a tripod. It relates to a horizontal plane setting machine that can be changed.

[0002]

2. Description of the Related Art As shown in FIG. 8, a horizontal plane setting machine main body 1 has a structure in which a horizontal rotation irradiation part 4 of a laser beam projects on a main body casing 3 supported by a leveling base 2. 2
It is used in a state where it is placed and fixed on the tripod 5 by screwing a constant rod on the tripod 5 side into a screw hole provided in the gantry 2a.

FIG. 9 shows a state of being mounted on a tripod with an elevator mechanism. The height of the horizontal plane setting machine main body 1 can be adjusted by using the elevator mechanism E. Further, as shown in FIG. 10, by using the attachment 6 having the clamp mechanism 7, the horizontal plane setting machine main body 1 can be used while being hung on a wall. The attachment 6 has a vertical plate 6
A horizontal plate 6b that can slide up and down with respect to a is provided, and the vertical position of the horizontal plate 6b can be adjusted by screws 8. The reference numeral 9 designates the horizontal plane setting machine main body 1 as the horizontal plate 6.
It is a fixing screw for fixing to b.

[0004]

In the prior art, when the tripod shown in FIG. 8 is used, when changing the height of the horizontal rotation irradiation surface created by the horizontal plane setting machine, the length of the leg of the tripod 5 is expanded and contracted. It was possible to adjust the expansion and contraction, but it was not easy. When the tripod with the elevator mechanism shown in FIG. 8 is used, the horizontal plane setting machine body 1 can be smoothly moved up and down integrally with the foot using the elevator mechanism E, but the tripod with the elevator mechanism is expensive. Since the elevator mechanism is provided, there is a problem that the weight is increased as compared with a normal tripod.

When the attachment 6 shown in FIG. 10 is used, the horizontal plane setting machine main body 1 can be adjusted vertically by sliding the horizontal plate 6b up and down. However, this attachment 6 is fixed to the tripod 5 and used. There is a need for a technology that does not have a structure that can be adjusted, and that can easily adjust the vertical height of the horizontal plane setting device main body 1 while being mounted on a normal tripod 5.

The present invention has been made in view of the above-mentioned problems of the prior art, and an object of the present invention is to provide a horizontal plane setting machine that can easily change the vertical height on a tripod by using an attachment. is there.

[0007]

According to a first aspect of the present invention, there is provided a horizontal plane setting machine according to the first aspect, wherein a horizontal plate provided with a screw hole which can be screwed into a fixed rod of a tripod;
Height adjustment in which an L-shaped attachment having a vertically extending elongated hole and a vertical plate provided with a clamp portion for clamping a projection provided on a wall or the like is provided in the elongated hole of the vertical plate. The screw is screwed into a screw hole provided in the casing side wall of the horizontal surface setting device main body, so as to be fixedly integrated with the horizontal surface setting device main body.

According to a second aspect of the present invention, there is provided a horizontal plane setting machine according to the first aspect, wherein the horizontal plane setting machine main body has a structure in which a horizontal rotation irradiating portion of a laser beam projects on a casing, and the horizontal rotation irradiation is performed. The horizontal rotation irradiation light and the upward vertical irradiation light orthogonal to the horizontal rotation irradiation light are formed by the unit. In the horizontal plane setting machine according to the third aspect, in the horizontal plane setting apparatus according to the second aspect, the horizontal plane setting machine body is fixed to the vertical plate in an inverted manner in which the upward vertical irradiation light is downward. .

In a horizontal plane setting machine according to a fourth aspect, in the horizontal plane setting apparatus according to the second or third aspect, the horizontal rotation irradiation part of the laser beam is supported in a casing of the main body of the horizontal plane setting apparatus so as to be adjustable in tilt. In addition to the structure supported by the supporting part, a bubble tube for detecting the inclined state of the horizontal rotation irradiation part is provided in the supporting part, and the bubble tube is seen through a viewing window provided in a casing of the main body of the horizontal plane setting machine. It is like that.

[0010]

The horizontal plane setting machine can be placed and fixed on the tripod by screwing the fixed rod on the tripod side into the screw hole of the horizontal plate of the L-shaped attachment. By loosening the height adjustment screw, the horizontal plane setting machine body can be moved up and down along the vertical plate, and the height adjustment screw can be tightened to fix and hold the horizontal plane setting machine body at an arbitrary height position.

In the horizontal rotation irradiation part of the laser beam, upward vertical irradiation light is formed in addition to the horizontal rotation irradiation light. By fixing the main body of the horizontal plane setting device to the vertical plate in the reverse direction, the downward vertical irradiation light is formed. Can also be formed. In addition, a bubble tube for detecting the tilting state of the horizontal rotation irradiation unit is provided on the support of the horizontal rotation irradiation unit, and the horizontal rotation irradiation unit is checked while looking through the observation tube provided in the main unit casing of the horizontal plane setting machine. You can check the level.

[0012]

Next, an embodiment of the present invention will be described with reference to the drawings. 1 to 6 show an embodiment of the present invention, FIG. 1 is a front view of a horizontal plane setting machine, and FIG. 2 is a vertical sectional view of a main part of the horizontal plane setting machine (position along a line II-II shown in FIG. 1). , FIG. 3 is a horizontal sectional view of the horizontal plane setting machine (cross-sectional view taken along a line III-III shown in FIG. 1), FIG. 4 is a perspective view of the horizontal plane setting machine, and FIG. FIG. 6 is a front view showing a state of use, FIG. 6 is a perspective view of a state in which a horizontal plane setting machine main body is arranged in an L-type attachment in an inverted manner, and FIG. 7 is a front view of the horizontal plane setting machine in a horizontal position.

In these figures, a horizontal plane setting machine has a container-shaped main casing (hereinafter referred to as a casing) 12.
Rotating irradiation unit 14 that forms horizontally rotating irradiation light above
Horizontal plane setting machine main body (hereinafter referred to as main body) 1
0 and an L-shaped attachment 20 for fixedly supporting the main body 10
It is composed of The main body 10 has a horizontally rotating irradiation unit 14 supported on the casing 12 so that the horizontally rotating irradiation unit 14 can rotate horizontally. The horizontally rotating irradiation unit 14 has a structure in which a half mirror 14b is fixed on a rotating disk 14a.
Is rotatably mounted on the base via a ball bearing 14c. A pulley 1 is provided on the lower surface of the rotating disk 14a.
4d is mounted on the shaft, and the drive of the motor M fixed to the side surface of the support portion 15 is transmitted to the pulley 14d via a pulley 14e mounted on the output shaft of the motor M and a belt 14f. I have. A light source 14 is provided at the lower end of the support 15.
a light source unit that integrates g and the collimator lens 14h is fixed, the horizontal rotary irradiation unit 14 and the horizontal illumination light L ₁ and the vertical irradiation light L ₂ are formed.

A support section 15 for supporting the horizontal rotation irradiation section 14
As shown in FIGS. 2 and 3, a pivoting fulcrum 16a of a universal joint structure, a pair of tilt adjusting screws 16b and 16c arranged orthogonally, and a bearing portion on the side that comes into contact with the distal ends of the screws 16b and 16c. 15 is supported by a compression coil spring 17 for urging the same. Screw 16
b and 16c are screwed into a female screw portion provided on the side wall of the casing 12 and extended into the casing.
By rotating the b and 16c, the tilting of the support portion 15 (horizontal rotation irradiation portion 14) can be adjusted. A pair of straight bubble tubes 18a, 18b extending parallel to the direction in which the screws 16b, 16c extend and a straight bubble tube 18c extending parallel to the support shaft 15 are fixed to the support portion 15 and formed on the casing 12. Viewing window 13
a, 13b, 13c, these bubbles 18a, 18b,
The position of the bubble 18c can be read, and the level of the horizontal rotation irradiation unit 14 can be adjusted by rotating the screws 16b and 16c while looking at the bubble tubes 18a, 18b and 18c.

The vertical plate 2 of the L-type attachment 20
A clamp mechanism 23 comprising a horizontal flange 24 and a fixing screw 25 is provided at the upper end of the first unit 1, and a horizontal extension (not shown) projecting from a wall or the like is formed by the fixing screw 25 and the flange 23. The L-shaped attachment 20 can be fixedly held on the wall by being clamped vertically.

The vertical plate 21 is provided with a vertically extending elongated hole 26, and the height adjusting screw 2 provided in the elongated hole 26 is provided.
The main body 10 is fixed to the vertical plate 21 by screwing the main body 7 into the screw hole 12 a of the main body casing 12.
The body mounting surface F ₁ of the vertical plate 21 is
To together are vertically formed, the casing side walls are formed of screw holes 12a of the reference plane F ₂ which can abut the vertical plate 21 of the L-type attachment is formed. Since the screw 27 can slide along the long hole 26,
By loosening the screw 27, the main body 10 can be moved up and down along the elongated hole 26, and by tightening the screw 27, the main body 10 can be fixedly held at a predetermined position within the vertical length of the elongated hole 26.

Reference numeral 28 shown in FIGS. 3 and 4 denotes a groove extending parallel to the elongated hole 26, and the projection 21b on the casing side is formed by the groove 28.
And acts as a slide guide when the main body 10 is moved up and down along the vertical plate 21.
As shown in FIG. 5, the horizontal plate 22 of the L-type attachment is provided with a screw hole 29 into which a center rod 32 provided on a leg 31 of a tripod 30 can be screwed.
The horizontal attachment can be used by mounting and fixing the mold attachment 20 to the leg 31 of the tripod 30.

Reference numeral 21c denotes a pair of left and right auxiliary legs provided on the opposite side of the lower end of the vertical plate 21 of the L-shaped attachment 20 from the side on which the horizontal plate 22 is formed.
Is the same length as the horizontal flange 24 formed at the upper end of the vertical plate 21. When the horizontal plane setting machine is used by hanging it on a wall, the vertical plate 21 is held substantially parallel to the wall, This is for stabilizing the setting machine.

Further, as shown in FIG. 6, a pair of bubble tubes 18 is further provided on a support portion 15 for supporting the horizontal rotation irradiation portion 14.
d and 18e are fixed, and the positions of the bubbles in these bubble tubes 18d and 18e can be read through the viewing windows 13d and 13e provided on the bottom surface of the casing 12. It can be fixed to the plate 21. In the form of vertical irradiation light L ₂ shown in FIG. 4 is upward, it is not easy to position the main body 10 to the stations directly above, when used in the form as shown in FIG. 6,
The main body 10 can be easily positioned directly above the measurement point using the downward vertical irradiation light.

As shown in FIG. 7, when the horizontal plane setting machine is installed on a floor or the like such that the auxiliary leg 21c and the horizontal flange 24 of the L-shaped attachment 20 face downward, that is, in a so-called horizontal state, by the leveling of the horizontal rotary irradiation unit 14 while viewing the bubble tube 18a, the 18c, the horizontal illumination light by the irradiation light L ₂ of the horizontal rotary irradiation unit 14, to form a vertical rotating irradiation light by the irradiation light L ₁ Can be.

In the above embodiment, the bubble tubes are provided on both the upper and lower surfaces of the casing 12. However, barrel-type bubble tubes are provided at positions protruding from the side surfaces of the casing, and provided on both the upper and lower surfaces so that they can be read from both the upper and lower surfaces. No need.

[0022]

As is clear from the above description, according to the horizontal plane setting machine according to the present invention, the horizontal plane setting machine body is moved up and down along the vertical plate of the L-type attachment fixed to the tripod. The horizontal rotation irradiation light can be adjusted to an arbitrary height. Also, by turning the horizontal plane setting machine body upside down, it is possible to form downward vertical irradiation light, so that it can be used more widely than conventional ones.

Further, the horizontal plane setting machine is provided with a bubble tube for detecting the inclined state of the horizontally rotating irradiation unit, and the level of the horizontally rotating irradiation unit can be accurately set while looking at the bubble tube.

[Brief description of the drawings]

FIG. 1 is a front view of a horizontal plane setting machine according to an embodiment of the present invention;

FIG. 2 is a longitudinal sectional view of the horizontal plane setting machine.

FIG. 3 is a horizontal sectional view of the horizontal plane setting machine.

FIG. 4 is a perspective view of a horizontal plane setting machine.

FIG. 5 is a front view showing a use state of the horizontal plane setting machine.

FIG. 6 is a perspective view showing a state in which the horizontal surface setting machine is fixed to the L-type attachment in an inverted manner.

FIG. 7 is a front view of a state where the horizontal surface setting machine is placed horizontally.

FIG. 8 is a perspective view showing a state in which a conventional horizontal plane setting machine is mounted on a tripod.

FIG. 9 is a perspective view showing a state in which a conventional horizontal plane setting machine is mounted on a tripod with an elevator mechanism.

FIG. 10 is a front view showing a state in which a conventional horizontal plane setting machine is attached to a vertical height adjustment attachment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Horizontal plane setting machine main body 12 Main body casing 12a Screw hole 13a, 13b, 13c, 13d, 13e Viewing window 14 Horizontal rotation irradiation part of laser beam 15 Support part 16b, 16c Tilt adjustment screw which constitutes a tilt adjustment mechanism of horizontal rotation irradiation part Reference Signs List 17 Compression coil spring constituting tilt adjustment mechanism of horizontal rotation irradiation unit 18a, 18b, 18c, 18d, 18e Bubble tube 20 L-type attachment 21 Vertical plate 22 Horizontal plate 23 Clamp mechanism 26 Slot 27 Height adjustment screw 30 Tripod 32 Teikokoro桿L ₁ horizontal rotating irradiation light L ₂ vertical irradiation light

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A 62-160316 (JP, U) JP-A 5-19912 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) G01C 15/00-15/14 F16M 11/18

Claims (4)

(57) [Scope of request for utility model registration] 1. A horizontal plate having a screw hole into which a fixed rod of a tripod can be screwed, and a long hole extending up and down are formed,
And an L-shaped attachment having a vertical plate provided with a clamp portion for clamping a protrusion provided on a wall or the like, and a height adjustment screw disposed in a long hole of the vertical plate, and a casing side wall of a horizontal plane setting machine body. A horizontal plane setting machine, wherein the horizontal plane setting machine is fixedly integrated with a horizontal plane setting machine main body by being screwed into a screw hole provided in the main body. 2. The horizontal plane setting machine main body has a structure in which a horizontal rotation irradiating portion of a laser beam projects on a casing, and the horizontal rotation irradiating portion causes the horizontal rotation irradiation light and upward vertical irradiation orthogonal to the horizontal rotation irradiation light. The horizontal plane setting machine according to claim 1, wherein light is formed. 3. The horizontal plane setting machine according to claim 2, wherein the horizontal plane setting machine main body can be fixed to the vertical plate in a reverse manner in which the upward vertical irradiation light is directed downward. 4. The horizontal rotation irradiating portion of the laser beam is supported by a support portion supported in a casing of the horizontal plane setting machine main body so as to be capable of tilt adjustment, and the horizontal rotation irradiating portion is tilted by the support portion. 3. A bubble tube for detecting air bubbles is provided, and said bubble tube can be seen through a view window provided in a casing of a main body of the horizontal plane setting machine.
Or the horizontal plane setting machine according to any one of 3.