CN220647423U - Leveling device and measuring instrument - Google Patents
Leveling device and measuring instrument Download PDFInfo
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- CN220647423U CN220647423U CN202322181903.1U CN202322181903U CN220647423U CN 220647423 U CN220647423 U CN 220647423U CN 202322181903 U CN202322181903 U CN 202322181903U CN 220647423 U CN220647423 U CN 220647423U
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- 238000005259 measurement Methods 0.000 claims abstract description 15
- 238000012544 monitoring process Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 description 6
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Abstract
The utility model discloses a leveling device and a measuring instrument, which relate to the technical field of engineering measurement and comprise a hinge piece, a hinge support, a positioning platform and a leveling platform provided with a leveling component; the positioning platform is provided with a through groove, the hinged support is installed in the through groove through the moving assembly, and the hinged support is hollow and the bottom of the hinged support is provided with a through groove coaxial with the through groove; the hinge piece is arranged on the leveling platform and is universally arranged in the hinge support; a laser transmitter is connected to the hinge; the hinged support and the leveling platform move under the action of the moving component, so that laser emitted by the laser emitter passes through the passing groove and coincides with a set measurement monitoring point, and the device is ingenious in structure and convenient to operate.
Description
Technical Field
The utility model belongs to the technical field of engineering measurement, and particularly relates to a leveling device and a measuring instrument.
Background
The engineering construction such as building, tunnel, road bridge are all unset engineering measurement, and it is one of the important links in engineering construction, no matter in engineering construction early stage, middle stage and later stage's construction lofting and monitoring, all need to measure, and the accuracy of measured data will directly influence the smooth development and the construction quality of engineering, provides necessary data support for construction. Common engineering measuring instruments comprise a level gauge, a theodolite, a total station and the like, and the instruments need to be leveled before measurement, otherwise, measurement errors are generated, and the accuracy of data is affected. The traditional leveling mode is manual leveling, but the steps are complicated and the efficiency is low.
The utility model provides a chinese patent of CN201821729849.2 discloses a leveling mechanism of GPS-RTK measuring apparatu, including the measuring apparatu body and set up in the tripod of measuring apparatu body downside, be provided with leveling mechanism between measuring apparatu body and the tripod, leveling mechanism is including being fixed in the support column on the tripod, the support column upper end is provided with adjustment platform, wear to be equipped with calibration landing leg and 2 regulation landing legs on the adjustment platform, install on the adjustment platform lateral surface with regulation landing leg matched with driving motor, calibration landing leg is connected in the backup pad with the regulation landing leg, the upper end fixed mounting measuring apparatu body of backup pad, inclination sensor and controller are installed to the lower extreme of backup pad, controller and inclination sensor and driving motor electric connection.
The scheme can realize automatic leveling, but the measuring instrument body has deviation with a set measuring monitoring point after leveling, thereby influencing the monitoring effect.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a leveling device and a measuring instrument, which can realize automatic leveling, and a measuring instrument coincides with a set measuring monitoring point after leveling.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
in a first aspect, a leveling device is provided, comprising a hinge, a hinge support, a positioning platform, and a leveling platform provided with a leveling assembly; the positioning platform is provided with a through groove, the hinged support is installed in the through groove through the moving assembly, and the hinged support is hollow and the bottom of the hinged support is provided with a through groove coaxial with the through groove; the hinge piece is arranged on the leveling platform and is universally arranged in the hinge support; a laser transmitter is connected to the hinge; the hinged support and the leveling platform move under the action of the moving component, so that laser emitted by the laser emitter passes through the passing groove and coincides with a set measurement monitoring point.
Preferably, the leveling assembly comprises an angle sensor, a controller and a gyroscope; the detection output signal of the angle sensor is connected with the controller; the controller acts on the power motor of the gyroscope.
Preferably, the gyroscopes are multiple and are respectively positioned at the edge of the leveling platform; the leveling platform is internally provided with a cavity, and the leveling assembly is positioned in the leveling platform.
Preferably, the leveling platform and the positioning platform are both triangular prism structures; the gyroscopes are three and are respectively positioned at three corners of the leveling platform; the through groove is positioned at the center of the cross section of the positioning platform; the hinge piece is positioned at the center of the leveling platform; the hinge is a spherical hinge, and a fixing piece capable of propping against the outer surface of the hinge is arranged on the outer side of the hinge support.
Preferably, the leveling platform is also provided with a power supply, a power switch, a pressure sensor and a connecting screw; the pressure sensor and the connecting screw are arranged on the mounting surface of the leveling platform and are opposite to the surface where the hinge piece is located; the power supply is positioned in the leveling platform, and the power switch is positioned on the adjacent surface of the installation surface of the leveling platform.
Preferably, the moving assembly comprises a hollowed-out linear track and a rotating ring track; the rotating ring track is rotationally connected to the inner wall of the through groove; the hollowed-out linear track is arranged on the inner wall of the rotating ring track; the hinged support is connected to the hollowed-out linear rail in a sliding mode.
Preferably, a first threaded hole transversely penetrating through the positioning platform is formed in the inner wall of the penetrating groove; a first limit bolt is arranged in the first threaded hole in a threaded manner; the depth of the first limit bolt is adjusted, and the limit or the release limit can be realized on the rotation of the rotating ring track.
Preferably, the hinged support is provided with at least one pillar; the support posts are connected to the hollowed-out linear rail in a sliding manner; a limiting component is arranged on the support column; the limiting assembly comprises an x-shaped connecting arm, a second limiting bolt and a mounting block; the mounting block is fixed at the end part of the hollowed-out linear track, and the four free ends of the connecting arm are respectively hinged to the mounting block and the support column; one free end of the connecting arm is in sliding connection with the support column through a first sliding block; the other free end of the connecting arm is connected with the mounting block in a sliding way through a second sliding block; the second limit bolt is in threaded connection with the mounting block, and one end of the second limit bolt extends out of the mounting block to be in rotary connection with the second sliding block.
Preferably, three telescopic support legs are mounted on the positioning platform.
In a second aspect, there is provided a measuring instrument comprising a levelling device as described in any one of the first aspects and a measuring instrument body, the measuring instrument body being connected to a levelling bench.
The beneficial effects of the utility model are as follows:
(1) The leveling platform comprises a leveling assembly, the automatic leveling of the leveling platform can be realized, the leveling platform and the positioning platform are connected through a hinge piece and a hinge support, a laser emitter is connected to the hinge piece, the hinge support can move under the auxiliary action of the moving assembly, so that the laser emitted by the laser emitter passes through a passing groove and a penetrating groove and coincides with a set measurement monitoring point, and the leveling platform is ingenious in structure and convenient to operate.
(2) Utilize telescopic supporting leg to carry out thick leveling to positioning platform, utilize leveling subassembly to realize the full-automatic leveling that the precision is high, the leveling precision is high, and the leveling operation is reliable.
(3) The first limit bolt and the second limit bolt are arranged, the position of the hinged support can be limited, so that the stability of a monitoring process is guaranteed, and the monitoring effect is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of a leveling device according to the present utility model;
FIG. 2 is a perspective view of the internal structure of the leveling platform of the present utility model;
FIG. 3 is a schematic view of a positioning platform according to the present utility model;
FIG. 4 is an enlarged schematic view of the hinge support according to the present utility model;
fig. 5 is a schematic structural view of a limiting component in the present utility model.
Marked in the figure as: 1 is a positioning platform, 2 is a leveling platform, 21 is an angle sensor, 22 is a controller, 23 is a gyroscope, 231 is a power motor, 24 is a connecting screw, 25 is a pressure sensor, 26 is a power supply, 27 is a power switch, 3 is a hinge element, 31 is a laser emitter, 4 is a hinge support, 41 is a fixing element, 42 is a support column, 5 is a rotating ring track, 51 is a first limit bolt, 6 is a hollowed-out straight line track, 7 is a limit component, 71 is a connecting arm, 72 is a mounting block, 73 is a second limit bolt, 74 is a first slide block, 75 is a second slide block, and 8 is a support leg.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
It should be noted that the terms like "upper", "lower", "left", "right", "front", "rear", and the like are also used for descriptive purposes only and are not intended to limit the scope of the utility model in which the utility model may be practiced, but rather the relative relationship of the terms may be altered or modified without materially altering the teachings of the utility model.
Example 1
As shown in fig. 1, the present embodiment provides a leveling device including a hinge 3, a hinge support 4, a positioning platform 1, and a leveling platform 2 provided with a leveling assembly.
Optionally, as shown in fig. 2, the leveling assembly includes an angle sensor 21, a controller 22, and a gyroscope 23; the detection output signal of the angle sensor 21 is connected with the controller 22; the controller 22 acts on the power motor 231 of the gyroscope 23; the angle sensor 21 can detect the inclination angle of the leveling platform 2 and send the inclination angle to the controller 22, if the leveling platform 2 is not in a horizontal state, the controller 22 issues a leveling instruction to the power motor 231 to control the gyroscope 23 to rotate at a high speed, the gyroscope 23 drives the leveling platform 2 according to conservation of angular momentum, the hinge 3 rotates in the hinge support 4, and leveling of the leveling platform 2 is realized by precisely controlling the rotation speeds and the inclination angles of the three gyroscopes 23; the gyroscopes 23 are two or more and are respectively positioned at the edge of the leveling platform 2; the controller 22 may be a central microprocessor, or other conventional control system; the power motors 231 are in one-to-one correspondence with the gyroscopes 23, and the controller 22 can control the plurality of power motors 231 to act together, or can control one of the power motors 231 to act.
Optionally, the leveling platform 2 and the positioning platform 1 are both triangular prism structures; the leveling platform 2 is internally provided with a cavity, the leveling component is positioned in the leveling platform 2, and the leveling component is positioned in the leveling platform 2, so that the service life of the leveling component can be prevented from being influenced by sundries such as dust and the like, and the leveling component is suitable for different use environments; when the leveling platform 2 is in a triangular prism structure, the gyroscopes 23 are three and are respectively positioned at three corners of the leveling platform 2.
Specifically, as shown in fig. 3-4, the positioning platform 1 is provided with a through groove, the through groove is located at the center of the cross section of the positioning platform 1, the hinged support 4 is installed in the through groove through a moving component, the hinged support 4 is hollow, and the bottom of the hinged support 4 is provided with a through groove coaxial with the through groove; the hinge piece 3 is arranged on the leveling platform 2 and is universally arranged in the hinge support 4; the hinge 3 is positioned at the center of the leveling platform 2; the articulated piece 3 is connected with a laser emitter 31, the laser emitter 31 is positioned inside the articulated piece 3 and is articulated with the articulated piece, namely, the laser emitter 31 always keeps the vertical downward direction under the action of the gravity of the laser emitter 31, and the rotation of the articulated piece 3 has no influence on the laser emitting direction of the laser emitter 31; the hinge 3 is a spherical hinge, namely the hinged part is spherical, and the hinge support 4 is hemispherical; the hinge 3 is placed in the hinge support 4, the hinge 3 is detachably connected with the hinge support 4, and the hinge 3 can be undetachably installed in the hinge support 4; when the leveling platform 2 is leveled under the action of the leveling component, the hinge piece 3 and the hinge support 4 rotate, the laser emitter 31 always keeps vertical downward, and the hinge support 4, the leveling platform 2 and the hinge piece 3 move under the action of the moving component, so that laser emitted by the laser emitter 31 passes through the passing groove and coincides with a set measurement monitoring point; the measurement detection point is determined at the beginning of measurement and is usually located on the ground.
In some other embodiments, the fixing piece 41 capable of propping against the outer surface of the hinge piece 3 is arranged on the outer side of the hinge support 4, the fixing piece 41 can be a spring pin or a bolt in threaded connection with the hinge support 4, and the position of the hinge piece 3 can be limited by changing the screwing depth of the bolt, so that the relative rotation of the leveling platform 2 and the positioning platform 1 after the leveling platform 2 levels is avoided; the number of the fixing members 41 can be adjusted according to actual needs.
As shown in fig. 2, in some other embodiments, a power supply 26, a power switch 27, a pressure sensor 25, and a connection screw 24 are further provided on the leveling platform 2; the pressure sensor 25 and the connecting screw 24 are arranged on the mounting surface of the leveling platform 2 and are opposite to the surface where the hinge piece 3 is arranged; the power supply 26 is positioned in the leveling platform 2, the power switch 27 is positioned on the adjacent surface of the installation surface of the leveling platform 2, and the power supply 26 provides power for power elements such as the power motor 231, the laser emitter 31, the angle sensor 21, the pressure sensor 25, the controller 22 and the like; the connecting screw 24 is used for connecting with the measuring instrument body, and the pressure sensor 25 can detect whether the measuring instrument body is installed after the measuring instrument body is installed on the leveling platform 2.
In some other embodiments, the positioning platform 1 is provided with three telescopic support legs 8, so as to form a tripod structure, the three support legs 8 respectively position three corners of the platform 1, and the support legs 8 can rotate relative to the positioning platform 1, so that the three support legs 8 are opened or gathered; the telescopic structure of the support legs 8 can be set with reference to the prior art; the three support legs 8 are telescopic to facilitate manual rough levelling of the levelling bench 2.
Specifically, referring to fig. 4, the moving assembly includes a hollowed-out linear rail 6 and a rotating ring rail 5; the rotating ring track 5 is rotatably connected to the inner wall of the through groove; the rotating ring track 5 can rotate relative to the inner wall of the through groove, so that the hinged support 4 rotates in a plane; the hollowed-out linear rail 6 is arranged on the inner wall of the rotating ring rail 5; the hollowed-out linear rail 6 is open at the upper surface and the lower surface of the linear rail; the hinged support 4 is connected to the hollowed-out linear rail 6 in a sliding manner; under the action of external force, the hinged support 4 can drive the leveling platform 2 to rotate or translate in the horizontal plane, so that laser emitted by the laser emitter 31 passes through the passing groove and coincides with the set measurement monitoring point.
In some other embodiments, a first threaded hole transversely penetrating the positioning platform 1 is arranged on the inner wall of the penetrating groove; a first limit bolt 51 is arranged in the first threaded hole in a threaded manner; the depth of the first limit bolt 51 is adjusted, the rotation of the rotating ring rail 5 can be limited or released, and the end part of the first limit bolt 51 can be propped against the surface of the rotating rail.
In some other embodiments, as shown in fig. 5, at least one strut 42 is provided on the hinged support 4; the support column 42 is connected to the hollowed-out linear rail 6 in a sliding manner; a limiting assembly 7 is arranged on the support column 42; the limiting assembly 7 is positioned in the hollowed-out linear rail 6; the limiting assembly 7 comprises an x-shaped connecting arm 71, a second limiting bolt 73 and a mounting block 72; the mounting block 72 is fixed at the end part of the hollowed linear track 6, four free ends of the connecting arm 71 are respectively hinged on the mounting block 72 and the support column 42, namely two free ends of the connecting arm 71 are hinged on the mounting block 72, and the other two free ends of the connecting arm 71 are hinged on the support column 42; one free end of the connecting arm 71 is connected with the support column 42 in an up-and-down sliding way through a first sliding block 74; the other free end of the connecting arm 71 is connected with the mounting block 72 in a vertical sliding way through the second sliding block 75; specifically, the upper part of the mounting block 72 has an opening, a guide shaft is disposed in the opening, and the second slider 75 is slidably connected to the guide shaft; the second limit bolt 73 is in threaded connection with the mounting block 72, and one end of the second limit bolt 73 extends out of the mounting block 72 and is in rotational connection with the second slide block 75, namely, the depth of the second limit bolt 73 screwed into the mounting block 72 is adjusted, so that the second slide block 75 can move up and down; after the second limit bolt 73 is rotated, the second slide block 75 and the first slide block 74 can be driven to move up and down, so that the X-shaped connecting arms 71 are gathered or separated, and the linear movement of the hinged support 4 is realized.
When the positioning platform is used, the three supporting legs 8 of the positioning platform 1 are opened, the heights of the supporting legs 8 are adjusted and fixed according to the heights of a measurer, and the positioning platform 1 is moved so that measurement monitoring points are close to the position right below the axis of the through groove as much as possible; the measuring instrument body is arranged on the upper surface of the leveling platform 2 through a connecting screw 24; placing the levelling bench 2 directly above the positioning bench 1, i.e. the hinge 3 in the hinge support 4; the power supply 26 is turned on, the pressure sensor 25 detects pressure, the angle sensor 21 sends the detected inclination angle of the leveling platform 2 to the controller 22, if the leveling platform 2 is not in a horizontal state, the controller 22 issues a leveling instruction to the power motor 231 to control the gyroscope 23 to rotate at a high speed, the gyroscope 23 drives the leveling platform 2 according to conservation of angular momentum, the hinge piece 3 rotates in the hinge support 4, and the leveling of the leveling platform 2 is realized by precisely controlling the rotation speed and the inclination angle of the three gyroscopes 23; the fixing piece 41 is rotated after leveling, so that the hinge piece 3 and the hinge support 4 do not have relative motion; the rotating ring rail 5 is rotated and the hinged support 4 is moved by an external force, so that the laser emitted by the laser emitter 31 passes through the through groove and coincides with the set measurement monitoring point.
Example 2
There is provided a measuring instrument comprising the leveling device of embodiment 1 and a measuring instrument body connected to the leveling platform 2.
In view of the fact that the leveling device described in embodiment 1 is adopted in the measuring instrument provided in this embodiment, reference may be made to embodiment 1 regarding the specific structure, working principle, technical effect and assembly mode of the leveling device and the measuring instrument body, and details are not repeated here.
The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the utility model without departing from the principles thereof are intended to be within the scope of the utility model as set forth in the following claims.
Claims (10)
1. The leveling device is characterized by comprising a hinge piece, a hinge support, a positioning platform and a leveling platform provided with a leveling component; the positioning platform is provided with a through groove, the hinged support is arranged in the through groove through the moving assembly, and the hinged support is hollow and the bottom of the hinged support is provided with a through groove coaxial with the through groove; the hinge piece is arranged on the leveling platform and is universally arranged in the hinge support; a laser transmitter is connected to the hinge; the hinged support and the leveling platform move under the action of the moving component, so that laser emitted by the laser emitter passes through the passing groove and coincides with a set measurement monitoring point.
2. The leveling device of claim 1, wherein the leveling assembly comprises an angle sensor, a controller, and a gyroscope; the detection output signal of the angle sensor is connected with the controller; the controller acts on the power motor of the gyroscope.
3. The leveling device of claim 2, wherein the gyroscopes are plural and are located at edges of the leveling platform, respectively; the leveling platform is internally provided with a cavity, and the leveling assembly is positioned in the leveling platform.
4. The leveling device of claim 2, wherein the leveling platform and the positioning platform are each triangular prism structures; the gyroscopes are three and are respectively positioned at three corners of the leveling platform; the through groove is positioned at the center of the cross section of the positioning platform; the hinge piece is positioned at the center of the leveling platform; the hinge is a spherical hinge, and a fixing piece capable of propping against the outer surface of the hinge is arranged on the outer side of the hinge support.
5. The leveling device of claim 1, wherein a power source, a power switch, a pressure sensor and a connecting screw are further provided on the leveling platform; the pressure sensor and the connecting screw are arranged on the mounting surface of the leveling platform and are opposite to the surface where the hinge piece is located; the power supply is positioned in the leveling platform, and the power switch is positioned on the adjacent surface of the installation surface of the leveling platform.
6. The leveling device of claim 1, wherein the moving assembly comprises a hollowed-out linear rail and a rotating ring rail; the rotating ring track is rotationally connected to the inner wall of the through groove; the hollowed-out linear track is arranged on the inner wall of the rotating ring track; the hinged support is connected to the hollowed-out linear rail in a sliding mode.
7. The leveling device as defined in claim 6, wherein a first threaded hole is provided in the inner wall of the through slot transversely extending through the positioning platform; a first limit bolt is arranged in the first threaded hole in a threaded manner; the depth of the first limit bolt is adjusted, and the limit or the release limit can be realized on the rotation of the rotating ring track.
8. The leveling device of claim 6, wherein the hinged support is provided with at least one post; the support posts are connected to the hollowed-out linear rail in a sliding manner; a limiting component is arranged on the support column; the limiting assembly comprises an x-shaped connecting arm, a second limiting bolt and a mounting block; the mounting block is fixed at the end part of the hollowed-out linear track, and the four free ends of the connecting arm are respectively hinged to the mounting block and the support column; one free end of the connecting arm is in sliding connection with the support column through a first sliding block; the other free end of the connecting arm is connected with the mounting block in a sliding way through a second sliding block; the second limit bolt is in threaded connection with the mounting block, and one end of the second limit bolt extends out of the mounting block to be in rotary connection with the second sliding block.
9. The leveling device of claim 1, wherein three telescoping support legs are mounted to the positioning platform.
10. A measuring instrument comprising a levelling device as claimed in any one of claims 1 to 9 and a measuring instrument body, the measuring instrument body being connected to a levelling bench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322181903.1U CN220647423U (en) | 2023-08-15 | 2023-08-15 | Leveling device and measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322181903.1U CN220647423U (en) | 2023-08-15 | 2023-08-15 | Leveling device and measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220647423U true CN220647423U (en) | 2024-03-22 |
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ID=90290029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322181903.1U Active CN220647423U (en) | 2023-08-15 | 2023-08-15 | Leveling device and measuring instrument |
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| Country | Link |
|---|---|
| CN (1) | CN220647423U (en) |
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2023
- 2023-08-15 CN CN202322181903.1U patent/CN220647423U/en active Active
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