CN216590783U

CN216590783U - Multi-disc simultaneous viewing support for small laser range finder

Info

Publication number: CN216590783U
Application number: CN202220189130.4U
Authority: CN
Inventors: 郑君; 赫英侯
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-05-24
Anticipated expiration: 2032-01-24

Abstract

A multi-disk simultaneous viewing support for a small laser range finder. The problem of high measurement difficulty of the over-excavation multi-point synchronous measurement is solved. The utility model discloses in a many dishes are with looking support for small-size laser range finder, including two angle scales, first damping pivot, two first sleeves, two laser range finder fixture and A-frame, first damping pivot transverse installation on the top of A-frame, two first sleeves are the end portion at first damping pivot both ends of suit respectively, and every first sleeve is connected with a laser range finder through a laser range finder fixture, two angle scales axial side by side the suit in first damping pivot to be in between two first sleeves, every angle scale is close to a first sleeve setting. The utility model is used for the building field.

Description

Multi-disc simultaneous viewing support for small laser range finder

Technical Field

The utility model particularly relates to a support is looked to polydisc for small-size laser range finder.

Background

The laser distance measuring instrument is an instrument for measuring the distance to a target by using a certain parameter of modulated laser. Most of the existing laser range finders are handheld laser range finders, the existing laser range finders are held by hands during use, the stability of hands is poor, inaccurate measurement is easily caused, and measurement is performed at each time, generally multipoint measurement is performed, more measured data exist, large integral errors are easily caused, the problem that the existing laser range finders are relatively outstanding is that when geological exploration conditions are inconsistent with design conditions, construction units are required to perform over excavation (deep over excavation is performed), an over excavation part cannot be embodied through design drawings, budgeting personnel are required to measure actual earth volume on site, but because the depth of a foundation pit is generally two meters to four meters, the depth of the over excavated foundation pit at least reaches six meters, the multipoint detection depth is required at the moment, the accuracy of measurement of each measurement point is ensured, the difficulty is large during actual operation, and the obtained results are difficult to effectively verify the accuracy of the obtained results.

Disclosure of Invention

For solving the problem mentioned in the above-mentioned background art, the utility model aims to provide a support is looked simultaneously to polydisc for small-size laser range finder to the solution measures unsafe problem through handheld laser range finder.

The utility model provides a many dishes are with looking support for small-size laser range finder, includes two angle scales, first damping pivot, two first sleeves, two laser range finder fixture and A-frame, first damping pivot transversely install on the top of A-frame, two first sleeves suit respectively at the tip at first damping pivot both ends sets up an angle scale between every first sleeve and A-frame, angle scale axial suit in first damping pivot to be close to rather than adjacent first sleeve setting, every first sleeve is connected with a laser range finder through a laser range finder fixture.

As a preferable scheme: the first damping rotating shaft is of a cylindrical structure with two closed ends, a long strip-shaped through hole is axially formed in the side wall of the first damping rotating shaft, and a circular through hole is formed in each of the end faces of the two ends of the first damping rotating shaft; the first sleeve is of a barrel body structure with one end provided with a groove, and the center of the bottom of the groove is axially provided with a threaded hole; the first sleeve is sleeved at the end head of the first damping rotating shaft through a groove, a threaded hole in the first sleeve is opposite to a round through hole in the first damping rotating shaft, and the first damping rotating shaft is connected with the first sleeve through a screw.

As a preferable scheme: the triangular support comprises a triangular support body, a horizontal adjusting mechanism and an angle adjusting mechanism, wherein the angle adjusting mechanism and the horizontal adjusting mechanism are axially and sequentially arranged between a first damping rotating shaft and the triangular support body, the first damping rotating shaft is fixedly connected with the top end of the angle adjusting mechanism, the bottom end of the angle adjusting mechanism is fixedly connected with the top end of the horizontal adjusting mechanism, and the bottom end of the horizontal adjusting mechanism is fixedly connected with the top end of the triangular support body.

As a preferable scheme: the horizontal adjusting mechanism comprises a hemispherical body, a supporting base, a central rotating shaft, a level gauge and a driving rotating shaft; the supporting base is of a barrel-shaped structure, two second circular through holes which are oppositely arranged are formed in the upper end of the supporting base, and two ends of the central rotating shaft are respectively inserted into the two second circular through holes and are fixed through nuts; the lower end of the supporting base is provided with two third circular through holes which are arranged oppositely, two ends of the driving rotating shaft are respectively inserted into the two third circular through holes, the central rotating shaft and the driving rotating shaft are arranged in parallel up and down, a gear is sleeved in the middle of the driving rotating shaft, and the driving rotating shaft and the gear form a gear shaft together; the semi-sphere is provided with a through hole in the radial direction, the distance between the central point of the axis of the through hole and any point of the sphere of the semi-sphere is the same, the semi-sphere is sleeved on the central rotating shaft through the through hole and embedded in the supporting base, the bottom of the semi-sphere is provided with external teeth, and the external teeth on the semi-sphere are meshed with the gear on the driving rotating shaft; the level gauge is arranged on the horizontal plane of the hemispherical body.

As a preferable scheme: the central rotating shaft is a screw rod with threads at two ends and a smooth middle part.

As a preferable scheme: the gear is connected with the driving rotating shaft through a key.

As a preferable scheme: the angle adjusting mechanism comprises a second sleeve, a second damping rotating shaft, a screw and an elastic gasket, the second sleeve is of a barrel structure with a groove at the bottom, and a threaded hole is axially formed in the center of the bottom of the groove; the second damping rotating shaft is of an inverted barrel-shaped structure, a square through hole is axially formed in the side wall of the second damping rotating shaft, and a fourth circular through hole is formed in the center of the bottom of the second damping rotating shaft; the second sleeve is sleeved at the top end of the second damping rotating shaft through a groove, a threaded hole in the second sleeve is arranged opposite to a fourth circular through hole in the second damping rotating shaft, the second damping rotating shaft is connected with the second sleeve through a screw, and a plurality of elastic gaskets are arranged between a screw cap of the screw and the barrel bottom of the second damping rotating shaft; the top end of the second sleeve is fixedly connected with the first damping rotating shaft, and the bottom end of the second damping rotating shaft is fixed at the center of the horizontal plane of the hemispherical body; and an angle scale value is arranged on the horizontal plane of the semispherical body by taking the axis of the second damping rotating shaft as the center of a circle.

Compared with the prior art, the beneficial effects of the utility model are that:

the horizontal adjusting mechanism is arranged, the lengths of three legs of the triangular support do not need to be adjusted, leveling can be achieved through the horizontal adjusting mechanism, and the horizontal adjusting mechanism ensures that the laser range finder is always positioned on a horizontal plane when measuring the horizontal distance, so that the measuring precision is ensured;

the utility model discloses an angle adjustment mechanism and angle scale can calculate the angle that laser range finder belongs to the horizontal plane and the angle that vertical face rotated respectively, and when the object position of measuring is higher or the position is lower, can't directly use laser range finder to measure, then utilize angle adjustment mechanism or angle scale to measure the rotatory angle of laser range finder, combine the distance of laser range finder apart from object starting point and terminal point that laser range finder measured, can calculate the length or the height of object (as shown in figure 10), convenient and fast;

when the laser range finder need measure the degree of depth of the height of object or hole, the utility model discloses a set up two angle scales and two laser range finders, can utilize one of them laser range finder to remove the distance of measuring laser range finder to the object summit, another laser range finder removes the distance of measuring laser range finder to the object bottom, through two angle scales direct acquisition two laser range finder between contained angle, recalculate the height that obtains the object, compare and use a laser range finder to measure, can reduce the process of record, and guarantee the measuring precision, be applicable to the measurement of the degree of depth equally, moreover the utility model discloses an angle adjustment mechanism can rotate, need the multiple spot measuring position to a certain place, need not to constantly move the A-frame, as long as rotate can realize.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connection of the first damping spindle to the first sleeve;

FIG. 3 is a schematic structural diagram of a first damping spindle;

FIG. 4 is a schematic view of a first sleeve;

FIG. 5 is an exploded view of the horizontal adjustment mechanism and the angular adjustment mechanism;

FIG. 6 is a schematic view of the connection between the support base and the gear shaft;

FIG. 7 is a schematic view of the connection of the second sleeve with the second damping spindle;

FIG. 8 is a schematic view of the structure of the gear shaft;

FIG. 9 is a schematic structural view of a central shaft;

fig. 10 is a schematic view of a laser rangefinder mounted to a tripod for measuring the height of a building at a location.

In the figure, 1-degree scale; 2-a first damping spindle; 2-1-a strip-shaped through hole; 2-2-circular through holes; 3-a first sleeve; 3-1-groove; 3-2-threaded holes; 4-a laser rangefinder clamping mechanism; 5-a first screw; 6-a tripod body; 7-a horizontal adjustment mechanism; 7-1-a hemispherical body; 7-1-1-via; 7-2-a support base; 7-2-1-a second circular through hole; 7-3-central rotating shaft; 7-4-level gauge; 7-5-driving the rotating shaft; 7-5-1-gear; 8-an angle adjustment mechanism; 8-1-a second sleeve; 8-2-a second damping spindle; 8-2-1-square through hole; 8-3-second screw; 8-4-resilient gasket; 8-5-pointer.

The specific implementation mode is as follows:

in order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

The first specific implementation way is as follows: as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, this embodiment adopts the following technical scheme, and this embodiment includes two angle scales 1, first damping rotating shaft 2, two first sleeves 3, two laser range finder fixture 4 and a triangular bracket, first damping rotating shaft 2 transversely install on the top of triangular bracket, two first sleeves 3 are respectively nested in the end portion at two ends of first damping rotating shaft 2, set up an angle scale 1 between every first sleeve 3 and triangular bracket, angle scale 1 axially nested on first damping rotating shaft 2 to be close to the setting of its adjacent first sleeve 3, every first sleeve 3 is connected with a laser range finder through a laser range finder fixture 4.

In this embodiment, the two angle scales 1 may be transparent angle dials, when a laser ray emitted by the laser range finder coincides with a scale line of an angle of 90 degrees or 270 degrees on the angle scale 1, a red line emitted by the laser range finder is horizontal, and when the laser range finder is measuring, only one side of one of the angle scales 1 is needed to stand on, so that an angle value corresponding to the laser ray on the two angle scales 1 can be seen;

the laser range finder in this embodiment is installed on the laser range finder clamping mechanism 4, the laser ray emitted by the laser range finder is perpendicular to the axis of the first damping rotating shaft 2, and since the angle scale 1 is sleeved on the first damping rotating shaft 2, the scale mark on the angle scale 1 is perpendicular to the axis of the first damping rotating shaft 2, so that the laser ray emitted by the laser range finder is parallel to the scale mark on the angle scale 1, and the accuracy of the angle value of the upper and lower rotation angles is ensured;

as shown in fig. 10, when the position of the building to be measured is high and the operator cannot reach the height equal to that of the building to be measured, firstly, one of the laser range finders is used to measure the distance L1 from the highest point of the building to be measured to the laser range finder, the other laser range finder is used to measure the distance L2 from the lowest point of the building to be measured to the laser range finder, the rotating angles of the laser range finders adjacent to the angle disc 1 are respectively read out to obtain the included angle a between the two laser range finders, and the height of the building to be measured can be calculated through the included angle a and the two distance values; similarly, when the measured object or pit is low and cannot be directly measured by the laser range finder, the distance between the highest point and the lowest point of the object is measured by the two laser range finders, and the included angle between the two laser range finders is obtained by the angle scale 1, so that the height of the object can be calculated.

The second embodiment is as follows: the embodiment is further limited by the first specific embodiment, the first damping rotating shaft 2 is a cylindrical structure with two closed ends, a long strip-shaped through hole 2-1 is axially formed in the side wall of the first damping rotating shaft 2, and a circular through hole 2-2 is respectively formed in the end faces of the two ends of the first damping rotating shaft 2; the first sleeve 3 is of a barrel structure with a groove 3-1 at one end, and a threaded hole 3-2 is axially formed in the center of the bottom of the groove 3-1; the first sleeve 3 is sleeved at the end part of the first damping rotating shaft 2 through a groove 3-1, a threaded hole 3-2 in the first sleeve 3 is opposite to a circular through hole 2-2 in the first damping rotating shaft 2, the first damping rotating shaft 2 is connected with the first sleeve 3 through a screw 5, namely, the screw extends into the first damping rotating shaft 2 from the strip-shaped through hole 2-1, and a screw rod on the screw 5 sequentially penetrates through a spring gasket and the circular through hole 2-2 to be in threaded connection with the threaded hole 3-2.

In this embodiment, screw 5 on still overlap and have a plurality of spring washers, when screwing up screw 5, increased first damping pivot 2 and first sleeve 3's damping force, set first damping pivot 2 and first sleeve 3 to damped form, first sleeve 3 can guarantee that laser range finder fixture can rotate from top to bottom and berth on the one hand, the second has guaranteed the arbitrary angle modulation that laser range finder can rotate from top to bottom, thereby the angle precision of contained angle between two laser range finders has been guaranteed, building height measurement's precision has finally been guaranteed.

In the present embodiment, the damping force between the first damping rotating shaft 2 and the first sleeve 3 can be adjusted by the number of spring washers and the tightening force of the screws.

The third concrete implementation mode: this embodiment is the further injeciation of embodiment one or two, the A-frame include A-frame body 6, horizontal adjustment mechanism 7 and angle adjustment mechanism 8, angle adjustment mechanism 8 and horizontal adjustment mechanism 7 axial set gradually between first damping pivot 2 and A-frame body 6, first damping pivot 2 link firmly with angle adjustment mechanism 8's top, angle adjustment mechanism 8's bottom links firmly with horizontal adjustment mechanism 7's top, horizontal adjustment mechanism 7's bottom link firmly with A-frame body 6's top.

In the embodiment, the horizontal adjusting mechanism 7 is arranged, the specific lengths of the three legs of the triangular support body 6 do not need to be adjusted, the leveling can be realized through the horizontal adjusting mechanism 7, and the horizontal adjusting mechanism 7 ensures that the laser range finder is always positioned on a horizontal plane when measuring the horizontal distance, so that the measuring precision is ensured;

in this embodiment, the angle adjusting mechanism 8 is arranged to calculate the angle value of the laser range finder rotating on the horizontal plane, when the measured object or building is higher or lower in position and cannot be directly measured by the laser range finder, the laser range finder is rotated to align the laser ray with the left end point of the measured building and measure the distance from the laser range finder to the left end point of the building, the laser range finder is rotated again to align the laser ray with the right end point of the measured building and measure the distance from the laser range finder to the right end point of the building, the angle adjusting mechanism 8 is used to measure the rotating angle on the horizontal plane of the laser range finder, the length of the building or the object can be calculated, and the measuring device is convenient and fast.

The fourth concrete implementation mode: the present embodiment is further limited by the first, second or third embodiments, in the present embodiment, the horizontal adjustment mechanism 7 includes a hemispherical body 7-1, a supporting base 7-2, a central rotating shaft 7-3, a level gauge 7-4 and a driving rotating shaft 7-5; the supporting base 7-2 is of a barrel-shaped structure, the upper end of the supporting base 7-2 is provided with two second circular through holes 7-2-1 which are arranged oppositely, and the two ends of the central rotating shaft 7-3 are respectively inserted into the two second circular through holes 7-2-1 and fixed through nuts; the lower end of the supporting base 7-2 is provided with two third circular through holes which are arranged oppositely, two ends of the driving rotating shaft 7-5 are respectively inserted into the two third circular through holes, the central rotating shaft 7-3 and the driving rotating shaft 7-5 are arranged in parallel up and down, a gear 7-5-1 is sleeved in the middle of the driving rotating shaft 7-5, and the driving rotating shaft 7-5 and the gear 7-5-1 form a gear shaft together; the semi-spherical body 7-1 is radially provided with a through hole 7-1-1, the distance between the central point of the axis of the through hole 7-1-1 and any point of the spherical surface of the semi-spherical body 7-1 is the same, the semi-spherical body 7-1 is sleeved on the central rotating shaft 7-3 through the through hole 7-1-1 and is embedded in the supporting base 7-2, the bottom of the semi-spherical body 7-1 is provided with external teeth, and the external teeth on the semi-spherical body 7-1 are meshed with the gear 7-5-1 on the driving rotating shaft 7-5; the level gauge 7-4 is arranged on the horizontal plane of the hemispherical body 7-1.

In this embodiment, a knob is disposed at an end of one end of the driving shaft 7-5, when the laser range finder measures a horizontal distance from a certain point to a certain building, the measured horizontal distance is most accurate only when the laser range finder is completely in a horizontal state, when the state displayed by the level finder is not horizontal, the driving shaft 7-5 is driven to rotate by rotating the knob, the driving shaft 7-5 drives the hemispherical body 7-1 engaged with the driving shaft to rotate, fine adjustment of the horizontal plane is performed until the level finder is in the horizontal state, so that the measurement accuracy of the laser range finder in measuring the horizontal distance is ensured, after the driving shaft rotates to a certain angle, a certain damping structure can be selected to fix the driving shaft to the angle, that is, the other end of the driving shaft is configured as a second sleeve structure, and a structural form such as a structural form of a second damping shaft is added to the other end of the driving shaft through a screw 8-3 and elastic gasket 8-4 are connected, and concrete how to set up is no longer repeated, perhaps drive pivot rotate to certain angle after, can select to pin it through the form of certain ratchet, concrete drive pivot rotate to certain angle after fix this application through what kind of mode not inject, through the current location mode behind the pivot realize can.

The fifth concrete implementation mode is as follows: the present embodiment is further limited to the first, second, third or fourth embodiment, and the central rotating shaft 7-3 is a screw rod with threads at two ends and a smooth middle.

In the embodiment, the threads are arranged at the two ends of the central rotating shaft 7-3, so that the screw rod and the supporting base 7-2 are convenient to fix.

The sixth specific implementation mode: the embodiment is further limited by the first, second, third, fourth or fifth embodiment, and the gear 7-5-1 is in key connection with the driving rotating shaft 7-5.

In this embodiment, when the driving shaft 7-5 is installed on the supporting base 7-2, one end of the driving shaft is first inserted into the supporting base 7-2 from the third circular through hole on one side of the supporting base 7-2, the gear 7-5-1 is inserted into the supporting base 7-2 and sleeved on the driving shaft 7-5, and is connected with the driving shaft 7-5 through a key, and the other end of the driving shaft 7-5 is then inserted into the other third circular through hole of the supporting base 7-2.

The seventh embodiment: the embodiment is a further limitation of the first, second, third, fourth, fifth or sixth specific embodiments, wherein the angle adjusting mechanism 8 comprises a second sleeve 8-1, a second damping rotating shaft 8-2, a screw 8-3 and an elastic gasket 8-4, the second sleeve 8-1 is a barrel structure with a groove at the bottom, and a threaded hole is axially formed in the center of the bottom of the groove; the second damping rotating shaft 8-2 is of an inverted barrel-shaped structure, a square through hole 8-2-1 is axially formed in the side wall of the second damping rotating shaft 8-2, and a fourth circular through hole is formed in the center of the bottom of the second damping rotating shaft 8-2; the second sleeve 8-1 is sleeved at the top end of the second damping rotating shaft 8-2 through a groove, a threaded hole in the second sleeve 8-1 is opposite to a fourth circular through hole in the second damping rotating shaft 8-2, the second damping rotating shaft 8-2 is connected with the second sleeve 8-1 through a screw 8-3, a plurality of elastic gaskets 8-4 are arranged between a nut of the screw 8-3 and the barrel bottom of the second damping rotating shaft 8-2, namely a screw rod on the screw 8-3 sequentially penetrates through the plurality of elastic gaskets 8-4, the fourth circular through hole in the second damping rotating shaft 8-2 and is in threaded connection with a threaded hole in the second sleeve 8-1; the top end of the second sleeve 8-1 is fixedly connected with the first damping rotating shaft 2, and the bottom end of the second damping rotating shaft 8-2 is fixed at the center of the horizontal plane of the hemispherical body 7-1; an angle value is set on the horizontal plane of the hemispherical body 7-1 by taking the axis of the second damping rotating shaft 8-2 as the center of a circle.

In the embodiment, the outer wall of the second sleeve 8-1 is also provided with a pointer 8-5 along the axial direction thereof, and the pointer is arranged to facilitate the observation of the numerical value of the rotation angle;

in the embodiment, the second sleeve 8-1 and the second damping rotating shaft 8-2 are set to be in a damping mode, so that on one hand, when the laser range finder rotates to a certain position, the second sleeve 8-1 can not rotate any more and can be fixed to the certain position, on the other hand, the second sleeve 8-1 can rotate at any angle by taking the axis of the second damping rotating shaft 8-2 as an axis, the measuring precision of the rotating angle is guaranteed, and the error is reduced.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a support is looked to polydisc for small-size laser range finder which characterized in that: including two angle scales (1), first damping pivot (2), two first sleeves (3), two laser range finder fixture (4) and A-frame, first damping pivot (2) transversely install on the top of A-frame, the end portion at first damping pivot (2) both ends is do not overlapped in two first sleeves (3), set up one angle scale (1) between every first sleeve (3) and A-frame, angle scale (1) axial suit on first damping pivot (2) to be close to rather than adjacent first sleeve (3) setting, every first sleeve (3) are connected with a laser range finder through a laser range finder fixture (4).

2. A multi-disk synoptoscopic support for a compact laser rangefinder according to claim 1, wherein: the first damping rotating shaft (2) is of a cylindrical structure with two closed ends, a long strip-shaped through hole (2-1) is axially formed in the side wall of the first damping rotating shaft (2), and circular through holes (2-2) are respectively formed in the end faces of the two ends of the first damping rotating shaft (2); the first sleeve (3) is of a barrel structure with a groove (3-1) at one end, and a threaded hole (3-2) is axially formed in the center of the bottom of the groove (3-1); the end part of first damping pivot (2) is overlapped through recess (3-1) in first sleeve (3), screw hole (3-2) on first sleeve (3) set up with circular through-hole (2-2) on first damping pivot (2) relatively, first damping pivot (2) be connected through first screw (5) with first sleeve (3).

3. A multi-disk co-sight mount for a compact laser range finder according to claim 1, wherein: the triangular support comprises a triangular support body (6), a horizontal adjusting mechanism (7) and an angle adjusting mechanism (8), wherein the angle adjusting mechanism (8) and the horizontal adjusting mechanism (7) are axially and sequentially arranged between a first damping rotating shaft (2) and the triangular support body (6), the first damping rotating shaft (2) is fixedly connected with the top end of the angle adjusting mechanism (8), the bottom end of the angle adjusting mechanism (8) is fixedly connected with the top end of the horizontal adjusting mechanism (7), and the bottom end of the horizontal adjusting mechanism (7) is fixedly connected with the top end of the triangular support body (6).

4. A multi-disk synoptoscopic support for a compact laser rangefinder according to claim 3, wherein: the horizontal adjusting mechanism (7) comprises a semispherical body (7-1), a supporting base (7-2), a central rotating shaft (7-3), a level gauge (7-4) and a driving rotating shaft (7-5); the supporting base (7-2) is of a barrel-shaped structure, the upper end of the supporting base (7-2) is provided with two second circular through holes (7-2-1) which are oppositely arranged, and the two ends of the central rotating shaft (7-3) are respectively inserted into the two second circular through holes (7-2-1) and fixed through nuts; the lower end of the supporting base (7-2) is provided with two third circular through holes which are arranged oppositely, two ends of the driving rotating shaft (7-5) are respectively inserted into the two third circular through holes, the central rotating shaft (7-3) and the driving rotating shaft (7-5) are arranged in parallel up and down oppositely, a gear (7-5-1) is sleeved at the middle position of the driving rotating shaft (7-5), and the driving rotating shaft (7-5) and the gear (7-5-1) form a gear shaft together; the semi-spherical body (7-1) is radially provided with a through hole (7-1-1), the distance between the central point of the axis of the through hole (7-1-1) and any point of the spherical surface of the semi-spherical body (7-1) is the same, the semi-spherical body (7-1) is sleeved on the central rotating shaft (7-3) through the through hole (7-1-1) and embedded in the supporting base (7-2), the bottom of the semi-spherical body (7-1) is provided with external teeth, and the external teeth on the semi-spherical body (7-1) are meshed with the gear (7-5-1) on the driving rotating shaft (7-5); the level meter (7-4) is arranged on the horizontal plane of the hemispherical body (7-1).

5. The multi-disk synoptoscopic support for a compact laser rangefinder according to claim 4, wherein: the central rotating shaft (7-3) is a screw rod with threads at two ends and a smooth middle part.

6. The multi-disk synoptoscopic support for a compact laser rangefinder according to claim 4, wherein: the gear (7-5-1) is connected with the driving rotating shaft (7-5) through a key.

7. The multi-disk synoptoscopic support for a compact laser rangefinder according to claim 4, wherein: the angle adjusting mechanism (8) comprises a second sleeve (8-1), a second damping rotating shaft (8-2), a second screw (8-3) and an elastic gasket (8-4), the second sleeve (8-1) is of a barrel structure with a groove at the bottom, and a threaded hole is axially formed in the center of the bottom of the groove; the second damping rotating shaft (8-2) is of an inverted barrel-shaped structure, a square through hole (8-2-1) is axially formed in the side wall of the second damping rotating shaft (8-2), and a fourth circular through hole is formed in the center of the bottom of the second damping rotating shaft (8-2); the second sleeve (8-1) is sleeved at the top end of the second damping rotating shaft (8-2) through a groove, a threaded hole in the second sleeve (8-1) is opposite to a fourth circular through hole in the second damping rotating shaft (8-2), the second damping rotating shaft (8-2) is connected with the second sleeve (8-1) through a second screw (8-3), and a plurality of elastic gaskets (8-4) are arranged between a nut of the second screw (8-3) and the barrel bottom of the second damping rotating shaft (8-2); the top end of the second sleeve (8-1) is fixedly connected with the first damping rotating shaft (2), and the bottom end of the second damping rotating shaft (8-2) is fixed at the horizontal plane center position of the semispherical body (7-1); an angle scale value is arranged on the horizontal plane of the semispherical body (7-1) by taking the axis of the second damping rotating shaft (8-2) as the center of a circle.