CN116717691B - Measuring device for construction - Google Patents
Measuring device for construction Download PDFInfo
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- CN116717691B CN116717691B CN202310973460.1A CN202310973460A CN116717691B CN 116717691 B CN116717691 B CN 116717691B CN 202310973460 A CN202310973460 A CN 202310973460A CN 116717691 B CN116717691 B CN 116717691B
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- ball
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- ball groove
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- sphere
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- 238000010276 construction Methods 0.000 title claims abstract description 9
- 230000000670 limiting effect Effects 0.000 claims abstract description 26
- 230000009471 action Effects 0.000 claims abstract description 16
- 230000005484 gravity Effects 0.000 claims abstract description 16
- 238000009435 building construction Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 239000000758 substrate Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C15/00—Surveying instruments or accessories not provided for in groups G01C1/00 - G01C13/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/12—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction
- F16M11/14—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting in more than one direction with ball-joint
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/16—Details concerning attachment of head-supporting legs, with or without actuation of locking members thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/22—Undercarriages with or without wheels with approximately constant height, e.g. with constant length of column or of legs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/02—Locking means
- F16M2200/021—Locking means for rotational movement
- F16M2200/022—Locking means for rotational movement by friction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/04—Balancing means
- F16M2200/041—Balancing means for balancing rotational movement of the head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/08—Foot or support base
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to the technical field of buildings and discloses a measuring device for building construction, which comprises a top ball groove type placing structure, a ball type rotating structure, a middle ball groove type limiting structure and three elastic limiting structures, wherein a spiral spring which can enable the middle ball groove type limiting structure to generate downward pressure on a bottom ball body is arranged in the measuring device, so that the bottom ball body is forced to keep stable. This measuring device for construction utilizes barycenter under the action of gravity, the phenomenon of perpendicular to ground all the time, can carry out the horizontal angle's of completion calibration work to the distancer body when horizontally adjusting to effectively reduce the operation step and the operating duration when adjusting, simultaneously, because it utilizes natural phenomenon to carry out angle adjustment, so that correspond the placement of different ground heights, make the measuring apparatu body keep the level, improve measurement accuracy, realize solving the ground that current distancer placed and be uneven or horizontal under the most circumstances, cause the problem of measuring error's increase.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a measuring device for building construction.
Background
In the prior art, the distance meter is generally directly placed on the ground for measurement, and the ground where the distance meter is placed is uneven or horizontal under most conditions, so that measurement errors are increased.
In order to solve the technical problem, chinese patent No. CN215930837U discloses a measuring device for construction, its main structure includes the distancer body, the bottom of distancer body sets up the upper surface at the backup pad, the outside curved surface rotation of backup pad one side through the locating shaft has cup jointed the rotor plate, the inboard fixedly connected with screw spindle of rotor plate bottom, the outside curved surface threaded connection of screw spindle has two swivel rings, the screw spindle has cup jointed the swivelling block in the outside curved surface between two swivel rings, the inboard curved surface threaded connection of swivelling block has the threaded rod, the one end fixedly connected with location of threaded rod in swivelling block bottom, at the during operation, it is opened through telescopic link drive rotor plate, the realization is convenient for the locating plate to place, the rethread threaded rod drives the locating plate up-and-down motion, make three locating plate pass through different heights, so as to correspond the place of different ground heights, make the measurer body keep the level, improve measurement accuracy, the problem that the measurement error is caused under the big majority circumstances of ground that the current distancer placed is uneven or level.
In actual operation, because the measuring device for building construction has a plurality of positioning plates, the horizontal height of each positioning plate needs to be manually adjusted independently, and according to the three-point positioning method of the horizontal plane, constructors need to continuously debug the horizontal height of each positioning plate to finish horizontal support of the range finder body, the operation steps are complicated, and the working efficiency is influenced accordingly.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a measuring device for building construction, which utilizes the phenomenon that the mass center is always vertical to the ground under the action of gravity, and can automatically complete the calibration work of a horizontal angle when the range finder body is horizontally adjusted, thereby effectively reducing the operation steps and the working time length when the range finder body is adjusted, simultaneously, the angle adjustment is carried out by utilizing the natural phenomenon so as to correspond to the placement of different ground heights, so that the measuring instrument body is kept horizontal, the measuring precision is improved, the problem that the measurement error is increased due to the fact that the ground placed by the existing range finder is uneven or horizontal under most conditions is solved, and the technical problem is solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the measuring device for the building construction comprises a horizontal supporting substrate, tip structures, limiting sliding grooves, a top ball groove type placing structure, a sector ball groove, a ball groove type positioning device and a positioning device, wherein the bottom of the horizontal supporting substrate is provided with three longitudinal supporting legs arranged in an annular array, the tip structures are arranged at the bottom ends of the longitudinal supporting legs, the limiting sliding grooves are arranged on rod bodies of the longitudinal supporting legs along the longitudinal height, the top ball groove type placing structure is horizontally clamped at the central part of the horizontal supporting substrate, and the sector ball groove for placing a ball structure is arranged in the horizontal supporting substrate; the ball body type rotating structure is positioned at the central part of the horizontal supporting substrate and is used for placing the measuring instrument body, and a top ball body which is positioned above and can be placed in the fan-shaped ball groove and a bottom ball body which is positioned below and can enable the center of the ball body to be vertical to the horizontal plane under the action of self gravity are arranged in the ball body type rotating structure; the middle ball groove type limiting structure is positioned at the periphery of the sphere type rotating structure, and an annular ball groove which is sleeved at the periphery of the middle area of the bottom sphere and can enable the bottom sphere to rotate in the middle ball groove type limiting structure is arranged at the center of the sphere type rotating structure; and three elastic limiting structures are correspondingly sleeved on the periphery of each longitudinal supporting leg and can longitudinally move along the longitudinal supporting legs, and spiral springs which can enable the middle ball groove type limiting structures to generate downward pressure on the bottom ball body are arranged in the three elastic limiting structures, so that the bottom ball body is forced to keep stable.
Preferably, the top ball groove type placement structure comprises a first annular body, an annular embedded groove horizontally clamped at the central part of the horizontal support substrate is formed in the middle of the outer circumferential surface of the first annular body, a fan-shaped ball groove communicated with the upper end surface and the lower end surface of the first annular body is formed in the center of the first annular body, the upper end surface and the lower end surface of the fan-shaped ball groove respectively form a first upper annular port and a first lower annular port, and an arc-shaped structure formed from the first upper annular port to the first lower annular port of the fan-shaped ball groove is correspondingly matched with an arc-shaped structure on the outer surface of the top ball body.
Preferably, the aperture of the first upper annular port is the same as the structural diameter of the top sphere, and the aperture of the first lower annular port is smaller than the structural diameter of the top sphere.
Preferably, the first annular body is subjected to a process for reducing the coefficient of friction between the inner surface of the sector-shaped ball groove and the outer surface of the top sphere.
Preferably, the spheroid rotating-structure includes that the bottom structure can block the top spheroid in fan-shaped ball inslot portion, the top of top spheroidal is provided with the first top connecting axle of integral type structure, and the top of first top connecting axle is provided with integral type structure, and is used for placing the horizontal mounting panel of measuring apparatu body, and the spheroidal bottom of top is provided with the first bottom connecting axle of integral type structure, and the bottom of first bottom connecting axle is provided with the bottom spheroid of integral type structure, the spheroidal bottom region of bottom is provided with the toper and aggravates the structure, the quality of bottom spheroid and toper aggravates the structure is greater than the global quality of top spheroid, horizontal mounting panel and measuring apparatu body far away.
Preferably, the centers of mass of the top sphere, the first top connecting shaft, the horizontal mounting plate, the first bottom connecting shaft, the bottom sphere and the conical weighting structure are collinear, and the collinearly is at a vertical angle with the upper end surface of the horizontal mounting plate.
Preferably, the middle ball groove type limiting structure comprises a second annular body, an annular ball groove communicated with the upper end face and the lower end face of the second annular body is arranged in the center of the second annular body, the upper end face and the lower end face of the annular ball groove respectively form a second upper annular port and a second lower annular port, an arc structure formed by the second upper annular port and the second lower annular port of the annular ball groove is correspondingly matched with an arc structure of the outer surface of the bottom ball body, three annular array type horizontal inserting rods are arranged in the middle of the outer circumferential surface of the second annular body, and an inwards concave bearing mounting groove is respectively arranged at the end part of each horizontal inserting rod.
Preferably, the aperture of the second upper annular port is the same as the aperture of the second lower annular port, and is smaller than the diameter of the bottom sphere, and the aperture of the second annular body at the center part in the height direction of the annular ball groove is larger than the diameter of the bottom sphere.
Preferably, the elastic limit structure comprises a sleeve body, a sleeve hole capable of moving along the periphery of a longitudinal supporting leg is formed in the center of the sleeve body, a collision ring is arranged on the periphery of the top end of the sleeve body, a spiral spring in a compressed state is sleeved on a leg body between the collision ring and a horizontal supporting base plate, a hollow pipeline body is arranged on the circumferential surface of the sleeve body, a rod body inserting hole for being incapable of being inserted into a rod body of a horizontal inserting rod is formed in the center of the hollow pipeline body, a threaded rod inserting hole is formed in a corresponding part of the sleeve body, a threaded rod penetrating through the threaded rod inserting hole, the sleeve hole, a limit sliding groove and the rod body inserting hole is inserted into the sleeve body, one end of the threaded rod is rotatably mounted in the bearing mounting groove through a bearing, the other end of the threaded rod extends to the periphery of one side of the sleeve body, the threaded rod body is screwed into a nut through a threaded structure on the rod body located on the periphery of the sleeve body, the threaded rod body is composed of an external thread structure arranged in the nut, and the external thread structure is matched with the internal thread structure.
Preferably, when the rod body of the threaded rod is abutted against the bottom surface of the limiting chute, the spiral spring is in a compressed state, and the elastic strength of the spiral spring is enough to enable the equipment to keep a stable state under the action of friction force, but insufficient to enable the spherical rotating structure to generate a motion state.
Compared with the prior art, the invention provides a measuring device for building construction, which has the following beneficial effects:
this measuring device for construction utilizes barycenter under the action of gravity, the phenomenon of perpendicular to ground all the time, can be when carrying out horizontal adjustment to the distancer body, the calibration work of horizontal angle is accomplished automatically, thereby the operation step and the operating duration when effectively reducing the adjustment, simultaneously, because it utilizes natural phenomenon to carry out angle adjustment, so that correspond the placing of different ground heights, make the measuring apparatu body keep the level, improve measurement accuracy, the ground that the realization was solved current distancer placed is uneven or horizontal under the most circumstances, cause the problem of measuring error's increase.
Drawings
FIG. 1 is a schematic view of a semi-sectional structure of the present invention;
FIG. 2 is a perspective view of a longitudinal support leg of the present invention;
FIG. 3 is a perspective view of the top ball groove placement structure and top ball of the present invention after installation;
FIG. 4 is a perspective cross-sectional view of a top ball groove placement structure according to the present invention;
FIG. 5 is a perspective cross-sectional view of a spherical rotary structure according to the present invention;
FIG. 6 is a perspective view of the middle ball groove limit structure and bottom ball of the present invention after installation;
FIG. 7 is a perspective cross-sectional view of a middle ball groove type limiting structure of the present invention;
FIG. 8 is a perspective view of an elastic limit structure according to the present invention;
fig. 9 is a perspective cross-sectional view of the elastic limit structure in the present invention.
Wherein: 1. a horizontal support substrate; 2. a longitudinal support leg; 3. a tip structure; 4. limiting sliding grooves; 5. a top ball groove type placement structure; 51. a first annular body; 52. an annular embedded groove; 53. a sector-shaped ball groove; 54. a first upper annular port; 55. a first lower annular port; 6. a ball type rotating structure; 61. a top sphere; 62. a first top connection shaft; 63. a horizontal mounting plate; 64. a first bottom connecting shaft; 65. a bottom sphere; 66. a cone-shaped weighting structure; 7. a middle ball groove type limiting structure; 71. a second annular body; 72. a horizontal insertion rod; 73. a bearing mounting groove; 74. an annular ball groove; 75. a second upper annular port; 76. a second lower annular port; 8. an elastic limit structure; 81. a sleeve body; 82. a collision ring; 83. trepanning; 84. a coil spring; 85. a hollow pipe body; 86. a rod body insertion hole; 87. a threaded rod insertion hole; 88. a screw cap; 89. a threaded rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, a measuring device for construction includes a horizontal supporting base plate 1 with three longitudinal supporting legs 2 arranged in an annular array at the bottom, and a structure of a certain size is taken for illustration, for example, the horizontal supporting base plate 1 is a plate structure, the diameter of the plate structure is 0.5-1 m, the thickness of the plate structure is 5-10 cm, the height of the longitudinal supporting legs 2 is preferably 0.5-1 m, a tip structure 3 arranged at the bottom end of each longitudinal supporting leg 2 and a limit chute 4 arranged on the rod body of each longitudinal supporting leg 2 along the longitudinal height, the height of the limit chute 4 is 0.2-0.3 m, and in operation, the horizontal supporting base plate 1 can support the measuring device body, and the tip structure 3 can be inserted below the ground, so that a stable state is maintained, and after the tip structure 3 is inserted below the ground, the interference resistance between the ground and the tip structure 3 needs to be enough to maintain each component in the stable state.
In order to realize rotatable limiting of the top sphere 61, please refer to fig. 1, a top sphere groove type placement structure 5 is required to be provided, a horizontal clamp is arranged at the center of the horizontal support substrate 1, and a fan-shaped sphere groove 53 for placing a sphere structure is arranged inside the top sphere 61, under the action of gravity, the top sphere 61 is placed inside the fan-shaped sphere groove 53, so that an effective limiting effect is achieved on the top sphere 61, and the top sphere 61 can normally rotate inside the fan-shaped sphere groove 53, so that an angle calibration effect on a measuring instrument body is achieved.
With respect to the specific structure of the top ball groove type placement structure 5, please refer to fig. 3 and 4, the top ball groove type placement structure comprises a first annular body 51, an annular embedded groove 52 horizontally clamped at the central portion of the horizontal support substrate 1 is provided in the middle of the outer circumferential surface of the first annular body 51, a fan-shaped ball groove 53 communicating the upper end surface and the lower end surface of the first annular body 51 is provided at the center of the first annular body 51, in order to improve the flexibility of the top ball 61, thereby improving the accuracy of angle calibration, the first annular body 51 can be subjected to a process treatment for reducing the friction coefficient between the inner surface of the fan-shaped ball groove 53 and the outer surface of the top ball 61, the upper end surface and the lower end surface of the fan-shaped ball groove 53 respectively form a first upper annular port 54 and a first lower annular port 55, in order to realize the placement of the top ball 61, the aperture of the first upper annular port 54 is required to be the same as the structural diameter of the top ball 61, in order to make the top sphere 61 in a stable state after being placed, the aperture of the first lower annular port 55 needs to be smaller than the structural diameter of the top sphere 61, the arc structure formed by the first upper annular port 54 to the first lower annular port 55 of the sector sphere groove 53 is correspondingly matched with the arc structure of the outer surface of the top sphere 61, the top sphere 61 can be placed inside the sector sphere groove 53 in a seamless manner, the top sphere 61 is limited inside the sector sphere groove 53 under the action of gravity due to the size relationship, once the horizontal adjustment is needed, the top sphere 61 rotates inside the sector sphere groove 53, and the rotation enables the axis of the sphere type rotating structure 6 to swing around the center point of the top sphere 61, so that the angle adjustment is performed on the measuring instrument body.
In order to realize the horizontal angle adjusting function under the action of gravity, please refer to fig. 1, a ball type rotating structure 6 is required to be provided, the ball type rotating structure is positioned at the central part of the horizontal supporting substrate 1 and is used for placing the measuring instrument body, a top ball 61 which is positioned above and can be placed in the fan-shaped ball groove 53 and a bottom ball 65 which is positioned below and can be used for enabling the center of gravity to be vertical to the horizontal plane under the action of self gravity are arranged in the ball type rotating structure, the top ball 61 is limited in the fan-shaped ball groove 53, so that the downward movement trend cannot be generated, and the bottom ball 65 can enable the center of mass of the ball type rotating structure and the bottom ball 65 to be in a state of being vertical to the horizontal plane all along due to the self gravity, so that the calibration work of the horizontal angle can be automatically completed when the distance meter body is horizontally adjusted, and the operation steps and the working time length of the adjustment can be effectively reduced.
With respect to the specific structure of the spherical rotating structure 6, please refer to fig. 5, which includes a top sphere 61 with a bottom structure that can be clamped in the fan-shaped spherical groove 53, a first top connecting shaft 62 of an integrated structure is disposed at the top end of the top sphere 61, a horizontal mounting plate 63 of an integrated structure is disposed at the top end of the first top connecting shaft 62, a first bottom connecting shaft 64 of an integrated structure is disposed at the bottom end of the top sphere 61, a bottom sphere 65 of an integrated structure is disposed at the bottom end of the first bottom connecting shaft 64, a cone-shaped weighting structure 66 is disposed at the bottom area of the bottom sphere 65, the masses of the bottom sphere 65 and the cone-shaped weighting structure 66 are far greater than the total masses of the top sphere 61, the horizontal mounting plate 63 and the measuring instrument body, and, in order to enable the horizontal mounting plate 63 to be always in a parallel state with the horizontal plane under the action of gravity, the top sphere 61, the first top connecting shaft 62, the first bottom connecting shaft 64, the bottom sphere 65 and the cone-shaped weighting structure 66 need to be collinear, and the vertical center of gravity of the top sphere 66, and the vertical plane can be adjusted by the vertical and the horizontal mounting plate 63, and the horizontal plane can be adjusted in a parallel state when the first horizontal plane is used for the horizontal plane, and the horizontal plane is adjusted, and the horizontal plane is simultaneously, the horizontal and the horizontal plane is adjusted by the horizontal plane and the horizontal plane is adjusted, so as to be placed corresponding to different ground heights, so that the measuring instrument body is kept horizontal, and the measuring precision is improved.
In order to realize the limit control on the bottom ball 65, referring to fig. 1, a middle ball groove type limit structure 7 is required to be provided, an annular ball groove 74 is provided at the periphery and the center of the ball type rotary structure 6, and is used for being sleeved on the periphery of the middle area of the bottom ball 65 and enabling the bottom ball 65 to rotate in the bottom ball groove 74, when the collineation of the center of mass and the center line of the annular ball groove 74 are subjected to angle transformation, the bottom ball 65 rotates in the annular ball groove 74, and as the annular ball groove 74 contacts the bottom ball 65, once the second annular body 71 is subjected to pressure from the coil spring 84, the second annular body 71 generates downward movement trend, and when the center line of the bottom ball 65 is positioned on the vertical ground, the second annular body 71 generates downward pressure on the outer surface of the bottom ball 65, and the pressure can enable the bottom ball 65 to be limited finally, so as to cooperate with the first annular body 51, and the ball type rotary structure 6 is in a stable state.
With respect to the specific structure of the middle ball groove type limiting structure 7, please refer to fig. 6 and 7, the middle ball groove type limiting structure comprises a second annular body 71, an annular ball groove 74 communicating the upper end surface and the lower end surface of the second annular body 71 is provided at the center of the second annular body 71, the upper end surface and the lower end surface of the annular ball groove 74 respectively form a second upper annular port 75 and a second lower annular port 76, in order to enable the bottom ball 65 to be stably limited inside the annular ball groove 74, the aperture of the second upper annular port 75 and the aperture of the second lower annular port 76 are required to be identical and smaller than the diameter of the bottom ball 65, the aperture of the second annular body 71 is larger than the diameter of the bottom ball 65 at the center of the annular ball groove 74 in the height direction, due to the relation of the structural size, the bottom ball 65 can be blocked inside the annular ball groove 74, but a certain gap exists between the blocking portion and the annular ball groove 74, the gap is favorable for the bottom sphere 65 to move under the self gravity, the arc structure formed by the second upper annular port 75 and the second lower annular port 76 of the annular ball groove 74 is correspondingly matched with the arc structure of the outer surface of the bottom sphere 65, three annular array type horizontal inserting rods 72 are arranged in the middle of the outer circumference of the second annular body 71, the end part of each horizontal inserting rod 72 is respectively provided with a concave bearing mounting groove 73, due to the size relationship, the second annular body 71 can be sleeved outside the bottom sphere 65, but the rotation of the bottom sphere 65 in the second annular body 71 is not influenced, the second annular body 71 can generate space motion along with the bottom sphere 65, the second annular body 71 can transmit the force from the position of the elastic limiting structure 8, the bottom sphere 65 can be finally limited, thereby cooperating with the first annular body 51 so that the spherical rotating structure 6 is in a stable state.
In order to realize the fixing function of the rangefinder body after adjustment, please refer to fig. 1, an elastic limit structure 8 is required to be arranged, correspondingly sleeved on the periphery of each longitudinal support leg 2 and capable of moving longitudinally along the longitudinal support legs 2, a coil spring 84 is arranged in the middle ball groove type limit structure 7 for generating downward pressure on the bottom ball 65 so as to force the bottom ball 65 to keep stable, when the ball type rotary structure 6 is limited to be vertical to the horizontal plane, the sleeve body 81 is released, at this time, the second annular body 71 can clamp the bottom ball 65 at the working position due to the elasticity of the coil spring 84, meanwhile, the horizontal insert rod 72 is limited by the threaded rod 89 and the nut 88, so that the bottom ball 65 can keep stable, further the fixation of the rangefinder body is realized, and the contradiction type limit is realized.
With respect to the specific structure of the elastic limit structure 8, please refer to fig. 8 and 9, which includes a sleeve body 81, a sleeve hole 83 capable of moving along the periphery of the longitudinal supporting leg 2 is provided at the center of the sleeve body 81, a supporting ring 82 is provided at the periphery of the top end of the sleeve body 81, a coil spring 84 in a compressed state is sleeved on the leg body between the supporting ring 82 and the horizontal supporting base plate 1 on the longitudinal supporting leg 2, in order to make the coil spring 84 have enough elastic strength, preferably make the rod body of the threaded rod 89 support against the bottom surface of the limit chute 4, the coil spring 84 is in a compressed state, and the elastic strength of the coil spring 84 is enough to make the device maintain a stable state under the action of friction force, but insufficient to make the spherical rotating structure 6 generate a moving state, the circumference of the sleeve body 81 is provided with a hollow pipe body 85, the hollow pipe body 85 is provided with a rod body inserting hole 86 for being unable to be inserted into the rod body of the horizontal inserting rod 72 at the center, the sleeve body 81 is provided with a threaded rod inserting hole 87 at the corresponding position of the hollow pipe body 85, a threaded rod 89 penetrating the threaded rod inserting hole 87, the sleeve hole 83, the limit chute 4 and the rod body inserting hole 86 is inserted into the sleeve body 81, one end of the threaded rod 89 is rotatably installed in the bearing installing groove 73 through a bearing, the other end of the threaded rod 89 extends to the periphery of one side of the sleeve body 81, the threaded rod 89 is screwed with a nut 88 through a thread structure on the rod body positioned at the periphery of the sleeve body 81, the thread structure comprises an external thread structure arranged on the rod body of the threaded rod 89 and an internal thread structure arranged in the nut 88, and the external thread structure is matched with the internal thread structure, when the ball type rotating structure 6 is limited to be vertical to the horizontal plane, the sleeve body 81 is released, at this time, the second annular body 71 can clamp the bottom sphere 65 at the working position due to the elasticity of the coil spring 84, and then, each threaded rod 89 is rotated, so that the rotation of the nut 88 can be manually limited to prevent the nut 88 from rotating along with the rotation, and each nut 88 can be abutted against the corresponding side surface of the sleeve body 81 under the rotation effect.
When the range finder is used, firstly, the range finder body is arranged on the upper end face of the horizontal mounting plate 63, then each tip structure 3 is inserted into the ground, each nut 88 and the threaded rod 89 are rotated, so that the nut 88 is positioned at one end far away from the sleeve body 81, a constructor synchronously and slowly pushes each sleeve body 81 upwards, when a certain gap appears at the inner walls of the bottom ball 65 and the second annular body 71, the upward pushing is stopped, the state is kept, at this time, under the action of gravity, the center of mass of the top ball 61, the first top connecting shaft 62, the horizontal mounting plate 63, the first bottom connecting shaft 64, the bottom ball 65 and the conical weighting structure 66 is always vertical to the horizontal plane, therefore, the horizontal mounting plate 63 can be positioned in a state parallel to the horizontal plane under the action of gravity, the range finder body is positioned in a horizontal state, when the bottom ball 65 is stationary with a stable phenomenon after the movement, each sleeve body 81 is synchronously released, the second annular body 71 can be blocked at a working position due to the elasticity of the spiral spring 84, then, each threaded rod 89 is rotated, in order to prevent the nut 88 from rotating along with the rotation of the first annular body 62, and the corresponding nut 88 can be rotated under the action of the nut 81.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a measuring device for construction, installs horizontal support base plate (1) of three vertical supporting leg (2) that are annular array setting including the bottom, sets up tip structure (3) in each vertical supporting leg (2) bottom and along vertical height setting up spacing spout (4) on each vertical supporting leg (2) body of rod, its characterized in that: and also comprises
A top ball groove type placing structure (5) which is horizontally clamped at the center of the horizontal supporting substrate (1) and is internally provided with a sector ball groove (53) for placing a ball structure;
the ball body type rotating structure (6) is positioned at the central part of the horizontal supporting base plate (1) and is used for placing the measuring instrument body, and a top ball body (61) which is positioned above and can be placed in the fan-shaped ball groove (53) and a bottom ball body (65) which is positioned below and can enable the center line of the ball body to be vertical to the horizontal plane under the action of self gravity are arranged in the ball body type rotating structure;
the middle ball groove type limiting structure (7) is positioned at the periphery and the center of the ball type rotating structure (6), and is provided with an annular ball groove (74) which is sleeved at the periphery of the middle area of the bottom ball body (65) and can enable the bottom ball body (65) to rotate in the middle ball groove type limiting structure;
the three elastic limiting structures (8) are correspondingly sleeved on the periphery of each longitudinal supporting leg (2) and can longitudinally move along the longitudinal supporting legs (2), and the spiral springs (84) which can enable the middle ball groove type limiting structures (7) to generate downward pressure on the bottom ball bodies (65) are arranged in the three elastic limiting structures, so that the bottom ball bodies (65) are forced to keep stable;
the elastic limit structure (8) comprises a sleeve body (81), a sleeve hole (83) capable of moving along the periphery of a longitudinal supporting leg (2) is arranged in the center of the sleeve body (81), an abutting ring (82) is arranged on the periphery of the top end of the sleeve body (81), a spiral spring (84) in a compressed state is sleeved on the leg body between the abutting ring (82) and a horizontal supporting base plate (1), a hollow pipeline body (85) is arranged on the circumferential surface of the sleeve body (81), a rod body inserting hole (86) for being incapable of being inserted into a rod body of the horizontal inserting rod (72) is arranged in the center of the hollow pipeline body (85), a threaded rod inserting hole (87) is formed in a corresponding position of the sleeve body (81), a threaded rod inserting hole (87), a limit chute (4) and a threaded rod inserting hole (86) are inserted into the sleeve body (81), one end of the threaded rod (89) can be rotatably arranged in a bearing mounting groove (73) through a bearing, the other end of the threaded rod (89) extends to one side of the sleeve body (81) and is screwed into the periphery of the threaded rod body (88) through the threaded rod body (81), the thread structure comprises an external thread structure arranged on a rod body of the threaded rod (89) and an internal thread structure arranged in the nut (88), and the external thread structure is matched with the internal thread structure.
2. A measuring device for building construction according to claim 1, characterized in that: the top ball groove type placing structure (5) comprises a first annular body (51), an annular embedded groove (52) horizontally clamped at the central part of a horizontal supporting substrate (1) is formed in the middle of the outer circumferential surface of the first annular body (51), a fan-shaped ball groove (53) communicated with the upper end surface and the lower end surface of the first annular body (51) is formed in the center of the first annular body, the upper end surface and the lower end surface of the fan-shaped ball groove (53) respectively form a first upper annular port (54) and a first lower annular port (55), and an arc-shaped structure formed from the first upper annular port (54) to the first lower annular port (55) is correspondingly matched with an arc-shaped structure on the outer surface of the top ball body (61).
3. A measuring device for building construction according to claim 2, characterized in that: the aperture of the first upper annular port (54) is the same as the structural diameter of the top sphere (61), and the aperture of the first lower annular port (55) is smaller than the structural diameter of the top sphere (61).
4. A measuring device for building construction according to claim 3, characterized in that: the first annular body (51) is subjected to a process for reducing the coefficient of friction between the inner surface of the sector-shaped ball groove (53) and the outer surface of the top ball (61).
5. A measuring device for building construction according to claim 1, characterized in that: the utility model provides a spheroid formula rotating-structure (6) includes that the bottom structure can block at the inside top spheroid (61) of fan-shaped ball groove (53), the top of top spheroid (61) is provided with first top connecting axle (62) of integral type structure, the top of first top connecting axle (62) is provided with integral type structure, and be used for placing measuring apparatu body's horizontal mounting panel (63), the bottom of top spheroid (61) is provided with first bottom connecting axle (64) of integral type structure, the bottom of first bottom connecting axle (64) is provided with bottom spheroid (65) of integral type structure, the bottom region of bottom spheroid (65) is provided with toper weighting structure (66), the quality of bottom spheroid (65) and toper weighting structure (66) is far greater than the total mass of top spheroid (61), horizontal mounting panel (63) and measuring apparatu body.
6. The measurement device for construction according to claim 5, wherein: the center of mass of the top sphere (61), the first top connecting shaft (62), the horizontal mounting plate (63), the first bottom connecting shaft (64), the bottom sphere (65) and the conical weighting structure (66) are collinear, and the collineation is at a vertical angle with the upper end surface of the horizontal mounting plate (63).
7. A measuring device for building construction according to claim 1, characterized in that: the middle ball groove type limiting structure (7) comprises a second annular body (71), an annular ball groove (74) communicated with the upper end face and the lower end face of the second annular body (71) is arranged in the center of the second annular body, the upper end face and the lower end face of the annular ball groove (74) respectively form a second upper annular port (75) and a second lower annular port (76), an arc-shaped structure formed by the second upper annular port (75) and the second lower annular port (76) is correspondingly matched with an arc-shaped structure of the outer surface of the bottom ball body (65), three annular array type horizontal inserting rods (72) are arranged in the middle of the outer circumferential surface of the second annular body (71), and an inner concave bearing mounting groove (73) is formed in the end portion of each horizontal inserting rod (72).
8. The measurement device for construction according to claim 7, wherein: the aperture of the second upper annular port (75) is the same as that of the second lower annular port (76) and is smaller than the diameter of the bottom sphere (65), and the aperture of the second annular body (71) at the center of the annular sphere groove (74) in the height direction is larger than the diameter of the bottom sphere (65).
9. A measuring device for building construction according to claim 1, characterized in that: when the rod body of the threaded rod (89) is abutted against the bottom surface of the limit chute (4), the spiral spring (84) is in a compressed state, and the elastic strength of the spiral spring (84) is enough to enable the equipment to keep in a stable state under the action of friction force, but is insufficient to enable the spherical rotating structure (6) to generate a motion state.
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| CN202310973460.1A CN116717691B (en) | 2023-08-04 | 2023-08-04 | Measuring device for construction |
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| CN202310973460.1A CN116717691B (en) | 2023-08-04 | 2023-08-04 | Measuring device for construction |
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| CN116717691A (en) | 2023-09-08 |
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