CN114295098A - Building engineering measuring device based on photoelectric technology - Google Patents

Building engineering measuring device based on photoelectric technology Download PDF

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Publication number
CN114295098A
CN114295098A CN202210038661.8A CN202210038661A CN114295098A CN 114295098 A CN114295098 A CN 114295098A CN 202210038661 A CN202210038661 A CN 202210038661A CN 114295098 A CN114295098 A CN 114295098A
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angle
main body
shaft
guiding
outside
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CN114295098B (en
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李婧雯
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Xian Technological University
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Xian Technological University
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Abstract

The invention relates to the technical field of engineering measurement, in particular to a building engineering measuring device based on a photoelectric technology, which comprises a main body, wherein two sides of the outer part of the main body are respectively provided with a guiding rule which is rotatably connected with the main body, the outer side of the guiding rule is provided with a laser generator which can emit laser rays parallel to the guiding rule, the inner part of the guiding rule is provided with an adjusting mechanism which can adjust the laser generator to swing up and down, the upper part of the outer side of the main body is provided with a cylinder which is fixedly connected with the main body, the top of the cylinder is provided with an angle ruler which is rotatably connected with the cylinder, the inner part of the main body is provided with an angle conversion mechanism which is connected with the guiding rule, the center of the inner part of the cylinder is provided with a first angle pointer and a second angle pointer which are connected with the angle conversion mechanism, the first angle pointer and the second angle pointer can be rotated by the angle conversion mechanism, and the angle value of a measured angle can be read by combining the angle ruler, the invention has simple and ingenious structure, the method is fast and convenient to operate and is very suitable for measuring the high angle of the assembly type building engineering.

Description

Building engineering measuring device based on photoelectric technology
Technical Field
The invention relates to the technical field of engineering measurement, in particular to a building engineering measuring device based on a photoelectric technology.
Background
At present, the building is an era of high-speed development of various industries, along with the development of the era, the application of industrialized and assembled buildings in the building industry is more and more, the popularity of the assembled buildings popularized all over the country is continuously increased, in order to accurately assemble prefabricated parts, various measuring tools are required to accurately measure each parameter size of the prefabricated parts, serious building accidents can occur if the prefabricated parts are carelessly assembled, and therefore the measuring tools are indispensable in building sites, and a good measuring tool can not only ensure that all data of the building are accurate, but also greatly improve the building efficiency.
At present, the prefabricated beam is measured, actual measurement is often required to be carried out manually during erection of the angle, and due to the fact that the height of the position where the beam is erected is high, when a worker adopts a long ladder or other lifting devices to carry out actual measurement in the measuring process, the prefabricated beam is not only inconvenient to operate, but also has great potential safety hazards.
Therefore, how to simply, conveniently and safely measure the angle at a higher position is a problem to be solved by those skilled in the art.
Disclosure of Invention
The invention provides a building engineering measuring device based on a photoelectric technology, which aims to solve the problem of inconvenient measurement of the installation angle of a high building component.
The technical scheme of the invention is as follows:
the invention provides a building engineering measuring device based on photoelectric technology, which comprises a main body, wherein the outer side of the main body is provided with an ear block fixedly connected with the main body, one end of the ear block, which is far away from the main body, is positioned at the upper side and the lower side of the main body, and is provided with a guiding rule rotatably connected with the upper side and the lower side, the outer side of the guiding rule is provided with an oblique opening, a laser generator is arranged inside the oblique opening and can emit laser rays parallel to the guiding rule, an adjusting mechanism capable of adjusting the laser generator to swing up and down is arranged inside the guiding rule, the upper part of the outer side of the main body is provided with a cylinder fixedly connected with the main body, the top of the cylinder is provided with an angle ruler rotatably connected with the cylinder, an angle conversion mechanism connected with the guiding rule is arranged inside the main body, the center of the cylinder is provided with a first angle pointer and a second angle pointer connected with the angle conversion mechanism, and the laser rays parallel to the guiding rule are projected to a sideline of an angle to be measured through the relative rotation of the two guiding rules, the angle between the two guiding rulers is the measuring angle, the first angle pointer and the second angle pointer can respectively and correspondingly rotate synchronously with the two guiding rulers through the angle conversion mechanism, and the angle value of the measuring angle can be read out by combining the angle rulers.
Further, the adjusting mechanism comprises a guiding rule, the interior of the guiding rule is of a hollow structure, a rotatable cross shaft is arranged in the bevel opening, a second through hole is formed in the position, located at the bevel opening, of the outer side of the cross shaft, and the inner wall of the second through hole is fixedly connected with the laser generator; the inside driving shaft that passes through the reduction gearing with the cross axle that is equipped with of guiding ruler, the upper end of driving shaft outwards stretches out to the outside of guiding ruler, and its end that stretches out installs the first knob that has the scale, and the first knob of wrench movement can make the driving shaft pass through the reduction gearing subassembly drive cross axle and rotate.
Furthermore, the speed reduction transmission assembly comprises a transverse shaft, a worm wheel fixedly connected with the transverse shaft is installed at the end part of the transverse shaft, a worm meshed with the worm wheel is arranged on the outer side of the worm wheel, and a large gear is arranged on the outer side of the worm close to the upper end of the worm wheel; the outside of driving shaft is equipped with the pinion with gear wheel meshing, the below of pinion is located the outside of driving shaft and is equipped with reduction gear set, reduction gear set's the outside is equipped with the telescopic shaft, the flexible end outside of telescopic shaft is equipped with fixed connection's gear with it, the telescopic shaft stretches out naturally, gear and reduction gear set separation when the telescopic shaft stretches out, gear and reduction gear set meshing when the telescopic shaft retracts, the flexible end of telescopic shaft upwards stretches out to the outside of guiding rule, its end installation that stretches out has the second knob of scale, press and twist the second knob and can pass through the accurate control worm drive cross axle pivoted angle of reduction gear set.
Further, the angle conversion mechanism comprises a main body, a vertically-arranged solid rotating shaft which is rotatably connected with the main body is arranged in the center of the main body, the upper end of the solid rotating shaft penetrates through the upper wall of the main body and is arranged in the cylinder, and the upper end of the solid rotating shaft is fixedly connected with the first angle pointer; the outer side of the solid rotating shaft is provided with a hollow rotating shaft which is rotatably connected with the solid rotating shaft, the upper end part of the hollow rotating shaft is positioned below the first angle pointer and is fixedly connected with the second angle pointer, the lower end of the hollow rotating shaft is positioned in the main body, and the outer side of the middle part of the hollow rotating shaft is rotatably connected with the upper wall of the main body; the inside of main part is equipped with two vertical axis about its central symmetry, the both ends of vertical axis all rotate with the upper and lower inner wall of main part and are connected, gear drive is passed through with the outside of hollow rotating shaft in the outside of one of them vertical axis and is connected, gear drive is passed through with the outside of solid pivot in the outside of another vertical axis and is connected, gear drive's transmission ratio between vertical axis and solid pivot and the hollow rotating shaft equals, the lateral surface installation coil spring group that the vertical axis is close to the lower tip, the position that the outside of vertical axis is close to the middle part is equipped with the wire wheel, the outside winding of wire wheel has the one deck to act as go-between, the one end tip and the wire wheel fixed connection of acting as go-between, the other end tip of acting as go-between and the lateral surface fixed connection of guiding ruler.
Furthermore, the outer side of the stay wire is sleeved with an arc-shaped telescopic rod, the telescopic rod is formed by combining a plurality of layers of mutually matched sleeves, the outermost sleeve is fixedly arranged on the inner wall of the main body, and the innermost sleeve is fixedly connected with the side face of the guiding ruler.
Further, the bottom of main part is equipped with the base, and a circular shape recess is seted up to the upper surface of base, and the lateral surface of main part rotates with the medial surface of recess to be connected, and the bottom of base is equipped with and is no less than three height-adjustable's support column.
Further, the one end that the main part was kept away from to the ear piece is seted up first through-hole, and the inside welding of first through-hole has the screw thread axle, and stretching out to the upper and lower both sides of first through-hole of the equal symmetry in upper and lower both ends of screw thread axle, the outside installation that the upper and lower both ends of screw thread axle stretched out the end can the pivoted cantilever, the outer end and the guiding ruler fixed connection of cantilever, the upper and lower both ends of screw thread axle all cooperate the installation to take the screwed hand wheel.
Furthermore, a transparent cover fixedly connected with the angle ruler in a sealing way is arranged on the upper side of the angle ruler, a round hole is formed in the center of the transparent cover, and a level bubble fixedly connected with the round hole is arranged in the round hole; the upper surface of the guiding rule is carved with indicating arrows corresponding to the first knob and the second knob.
The invention achieves the following beneficial effects:
the invention can measure the angle of the cross beam with higher height by adjusting the height of the laser ray in the using process, and the invention can realize remote measurement without directly contacting with the position to be measured, thereby ensuring that the measurement can be completed more conveniently and more safely by workers in the actual operation process.
In actual measurement, the rotation of the corresponding cantilever can be locked through the hand wheel, so that the fixed guiding ruler can be used as a measurement datum line, and then a laser generator in the other guiding ruler capable of rotating is rotated to emit laser rays to be aligned to a position to be measured, so that the measurement is convenient to carry out in the actual operation process, the use complexity is reduced, and the operation of the device is simpler and more convenient.
When laser generator that can the inside guiding rule of pivoted sent laser ray and aims at the position that awaits measuring, can screw up the hand wheel of ear piece downside as required of measuring, can the swing of locking right side guiding rule like this, rotate the angle chi again and make the scale aim at first angle pointer, the angle that the crossbeam was set up in stand or wall body just can be accurate to measure to rethread angle chi, and this structure is convenient for the staff records measuring data in the measurement process.
After the measurement is finished, the hand wheel of the right cantilever is locked by unscrewing the lower side of the lug block, the right guiding ruler is manually swung to the outer side close to the main body, the vertical shaft automatically rotates along with the vertical shaft under the cooperation of the coil spring group, and the pull wire is automatically retracted by the pull wire wheel, so that the storage and the storage of the invention are facilitated.
Compared with the existing level instrument which needs to finish the lofting of the horizontal line through a tripod or a telescopic rod, the lofting device can directly adjust the height of the horizontal ray through the matching of the first knob and the second knob, and is simple, convenient and quick to operate.
In a word, the device has the advantages of simple and ingenious structure and quick and convenient operation, can solve the problem that the measurement work is difficult to be safely completed in the actual work, and is very suitable for the high angle measurement of the assembly type building engineering.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention; FIG. 2 is a schematic view of the A-direction structure of FIG. 1; FIG. 3 is an enlarged view of the section B-B in FIG. 2; FIG. 4 is a schematic view of the D-oriented structure of FIG. 2; fig. 5 is a schematic view of the state of use of the present invention.
Detailed Description
To facilitate an understanding of the present invention by those skilled in the art, specific embodiments thereof are described below with reference to the accompanying drawings.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, it is to be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 5, the invention provides a building engineering measuring device based on a photoelectric technology, which comprises a base 1, wherein the base 1 is cylindrical and can be made of metal materials by casting, such as cast aluminum, cast iron and the like, and the embodiment preferably adopts cast iron, because the cast iron has heavier mass and higher strength compared with the cast aluminum, the integral gravity center of the invention can be reduced in the using process, and the invention has longer service life.
As shown in fig. 1, the bottom of the base 1 is provided with the height-adjustable support columns 2, the number of the support columns 2 should be not less than three, and since three points can stably support one surface, the present invention can ensure good stability during use, so that the present embodiment preferably adopts the mode that the three support columns 2 are arranged on the bottom of the base 1 in the form of regular triangles.
The upper surface of the base 1 is provided with the rotatable main body 3, the appearance of the main body 3 is round, in order to enable the main body to rotate on the base more stably, in the embodiment, a round groove 39 is preferably formed in the upper surface of the base 1, and then the main body 3 is matched and arranged inside the groove 39; therefore, the inner side surface of the groove 39 is in fit sliding connection with the outer surface of the main body 3, and the main body 3 can be ensured to rotate smoothly in the groove 39.
As shown in fig. 2, the outer side surface of the main body 3 is connected with the lug 4 by welding, and the lug 4 is preferably made of steel material with better welding performance and structural strength, such as: low carbon steel, low alloy steel, stainless steel, etc., and the low alloy steel material is preferably used in this embodiment because it has both good welding performance and high strength.
As shown in fig. 2 and 5, a first through hole 5 is formed in one end, away from the main body 3, of the lug block 4, a threaded shaft 6 is welded inside the first through hole 5, the upper end and the lower end of the threaded shaft 6 symmetrically extend out of the upper side and the lower side of the first through hole 5, a rotatable cantilever 7 is mounted on the outer side of the upper extending end and the lower extending end of the threaded shaft 6, and a hand wheel 8 with threads is mounted on the upper end and the lower end of the threaded shaft 6 in a matched manner, so that the rotation of the cantilever 7 can be locked by screwing the hand wheel 8.
The outer end of the cantilever 7 is welded with the guiding ruler 9, the guiding ruler 9 is preferably made of aluminum alloy materials with light weight, and the aluminum alloy materials are light in weight and have good corrosion resistance, so that the load of the ear block 4 and the cantilever can be reduced in the using process, and the self service life of the guiding ruler and the service life of the invention can be ensured.
As shown in fig. 1 and 4, the inside of the guiding rule 9 is a hollow structure, an inclined opening 10 is formed in the outer side of the guiding rule, a rotatable horizontal shaft 11 is installed in the inclined opening 10, a second through hole 12 is formed in the position, located at the inclined opening 10, on the outer side of the horizontal shaft 11, a laser generator 13 is fixedly installed in the second through hole 12, and the laser generator 13 can emit laser rays parallel to the guiding rule 9.
As shown in fig. 4, a worm wheel 14 fixedly connected with the end of the transverse shaft 11 is installed at the end of the transverse shaft 11, a worm 15 meshed with the worm wheel 14 is arranged on the outer side of the worm wheel 14, a large gear 16 is arranged on the outer side of the worm 15 close to the upper end of the worm wheel, a driving shaft 17 is arranged on the outer side of the large gear 16, a pinion 18 meshed with the large gear 16 is arranged on the outer side of the driving shaft 17, so that the transverse shaft 11 can be rotated by driving the worm wheel and the worm through rotating the driving shaft 17, and the angle of the ray emitted by the laser generator 13 can be adjusted when the transverse shaft 11 rotates.
A reduction gear set 19 is arranged below the pinion 18 and on the outer side of the driving shaft 17, a telescopic shaft 20 is arranged on the outer side of the reduction gear set, a gear 21 fixedly connected with the telescopic shaft 20 is arranged on the outer side of the telescopic end of the telescopic shaft 20, the telescopic shaft 20 is in an elastic extension state, and referring to the state shown in fig. 4, when an axially downward external force is added, the telescopic end of the telescopic shaft 20 can drive the gear 21 to move downwards to enable the gear 21 to be meshed with the reduction gear set 19; therefore, the turbine worm can be driven by the reduction gear set to rotate the transverse shaft 11 by pressing down and rotating the telescopic shaft 20 through rotating external force, the angle of the ray emitted by the laser generator 13 can be finely adjusted when the transverse shaft 11 rotates, and the structure increases the measurement precision of the invention.
As shown in fig. 2 and 4, the upper end of the driving shaft 17 extends outwards to the outside of the guiding ruler 9, the extending end of the driving shaft is provided with a first knob 22 with scales, the upper end of the telescopic shaft 20 extends outwards to the outside of the guiding ruler 9, the extending end of the telescopic shaft is provided with a second knob 23 with scales, and the upper surface of the guiding ruler 9 corresponds to the indication arrows carved on the first knob 22 and the second knob 23, so that the angle of the laser generator 13 for emitting rays can be accurately controlled through the indication arrows and the scales, and a user can be more convenient and reliable in the operation process through the knobs.
As shown in fig. 1, a cylinder 29 fixedly connected with the main body 3 is arranged at the upper part of the outer side of the main body 3, a rotatable angle ruler 30 is installed at the top of the cylinder 29, a transparent cover 38 fixedly connected with the angle ruler 30 in a sealing manner is arranged at the upper side of the angle ruler 30, the transparent cover 38 can be in a plane shape or in other shapes which are convenient to process, manufacture and use, such as an arc surface, and the preferred shape of the embodiment is an upward convex arc surface, because the upward convex arc transparent cover can play an amplifying role in the perspective process, the user can observe more conveniently in the use process.
A round hole 36 is formed in the center of the transparent cover 38, a level bubble 37 is fixedly bonded inside the round hole 36 through glue, and the whole support column 2 can be in a horizontal state by observing the level bubble 37 and adjusting the height of the support column 2.
The inside of main part 3 is located its center and establishes vertical arrangement's solid pivot 28, and the lower tip of solid pivot 28 rotates with the lower inner wall of main part 3 to be connected, and the upper end of solid pivot 28 passes the upper wall of main part 3 and is located the inside of drum 29, and first angle pointer 31 is installed to the upper end tip of solid pivot 28, and solid pivot 28 can drive first angle pointer 31 and rotate like this at the rotation in-process, and its pivoted angle can be read out to cooperation angle chi 30.
The outside cover of solid pivot 28 is equipped with can pivoted hollow shaft 32, second angle pointer 33 is installed to the upper end position of hollow shaft 32 below first angle pointer 31, the lower extreme of hollow shaft 32 is located the inside of main part, the outside at the middle part of hollow shaft 32 is connected with the upper wall of main part 3 rotation, rotate hollow shaft 32 like this and can drive second angle pointer 33 and rotate, its pivoted angle can be read out to cooperation angle chi 30, combine first angle pointer 31 measurable first angle pointer 31 and the contained angle between the second angle pointer 33 again.
Two vertical shafts 24 which are symmetrical about the center of the main body 3 are arranged in the main body, two ends of each vertical shaft 24 are rotatably connected with the upper inner wall and the lower inner wall of the main body, a coil spring group 25 is arranged on the outer side surface of each vertical shaft 24, which is close to the lower end part, and the coil spring group 25 can automatically drive the vertical shafts to rotate to the initial position when the vertical shafts 24 are driven to rotate by external force and then are loosened.
As shown in fig. 1, the position of the outer side of the left vertical shaft 24 close to the upper middle part is in gear transmission connection with the outer side of the hollow rotating shaft 32, and the position of the outer side of the right vertical shaft 24 close to the upper middle part is in gear transmission connection with the outer side of the solid rotating shaft 28, and the transmission ratios of the two gear transmission connections are equal, so that the right vertical shaft 24 can drive the first angle indicator 31 to rotate when rotating, and the left vertical shaft 24 can drive the second angle indicator 33 to rotate when rotating.
The position that is close to the middle part in the outside of vertical axis 24 is equipped with wire wheel 26, and the outside winding of wire wheel 26 has one deck wire 27, and the one end tip and the wire wheel 26 fixed connection of 27 of acting as go-between, the one end tip and the lateral surface fixed connection of another guiding ruler 9 of 27 of acting as go-between, when operation guiding ruler 9 rotated around threaded shaft 6, guiding ruler 9 can stimulate and act as go-between 27 and drive wire wheel 26 and vertical axis 24 and rotate together.
As shown in fig. 1 and 5, the outside cover of acting as go-between 27 is equipped with an arc telescopic link 34, telescopic link 34 is formed by the combination of a plurality of layers of sleeve pipe 35 of mutually supporting, outermost sleeve pipe 35 fixed mounting is in the inner wall of main part 3, the side fixed connection of innermost sleeve pipe 35 and guiding ruler 9, when operation guiding ruler 9 rotates around threaded shaft 6, guiding ruler 9 stimulates and acts as go-between 27 slides inside sleeve pipe 35, arc telescopic link 34 can not only avoid acting as go-between 27 directly expose in the air so that take place the oxidation rust or collision damage, can also make guiding ruler 9 act as go-between 27 in the drive of pivoted in-process moderate proportion, ensure that the measured angle is accurate reliable.
In summary, in the building construction process, the invention can be used for measuring the erection angle of the cross beam with relatively high height, firstly, the invention is placed at a proper position on the outer side below the cross beam, and then the invention is integrally adjusted to be in a horizontal state by adjusting the height of the supporting columns 2 and the level bubble 37.
As shown in fig. 5, according to the actual measurement environment, the rotation of the left cantilever 7 is locked by the hand wheel 8 on the upper side, so that the guiding rule 9 at the outer end of the left cantilever 7 is fixed relative to the main body 3, the laser generator 13 inside the left guiding rule 9 is opened, the laser ray is rapidly adjusted to be near the intersection line of the beam to be measured and the supporting column by adjusting the first knob 22, and the laser ray is accurately adjusted to be at the intersection line of the beam to be measured and the upright post or the wall by adjusting the second knob 23.
Unscrewing the hand wheel 8 of downside locking right side cantilever 7 again, the scale adjustment in the outside of the first knob 22 of left guiding rule 9 is according to the first knob 22 of right side guiding rule 9 is to same scale, the laser ray that can make the inside adjustment laser generator 13 of guiding rule 9 of both sides send is in same height like this, rethread manual operation makes the guiding rule 9 on right side rotate around threaded shaft 6, notice the observation when the pivoted, the laser ray swing that makes the inside laser generator 13 of right side guiding rule 9 send just stops the rotation of right side guiding rule 9 to the sideline department of the crossbeam downside that awaits measuring, corresponding angle will be rotated to first angle pointer 31.
Can screw up the hand wheel 8 of the 4 downside of ear according to the measurement needs this moment, can lock right side guiding ruler 9 swings like this, rotates the angle chi 30 again and makes 0 scale aim at first angle pointer 31, and the angle of crossbeam set up in stand or wall body just can be accurate to measure to rethread angle chi 30.
Vice versa, when the cross beam with the angle is required to be erected according to the design requirement in the building construction process, the designed angle can be lofted at the cross beam erection position through laser rays, and then the deflection angle of the cross beam is adjusted to be accurately erected on the wall body or the upright column.
After the measurement is finished, the hand wheel 8 of the right cantilever 7 is locked at the lower side of the lug block 4 by unscrewing, the right guiding ruler 9 is manually swung to be close to the outer side of the main body, the vertical shaft 24 automatically rotates along with the spring coil group 25, and the stay wire 27 is automatically retracted by the stay wire wheel 26 at the same time, so that the storage and the storage of the invention are convenient.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (8)

1. The utility model provides a building engineering measuring device based on photoelectric technology which characterized in that: comprises a main body, the outer side of the main body is provided with an ear block fixedly connected with the main body, one end of the ear block far away from the main body is positioned at the upper side and the lower side of the ear block, the upper side and the lower side of the ear block are respectively provided with a guiding rule rotatably connected with the guiding rule, the outer side of the guiding rule is provided with a bevel, the interior of the bevel is provided with a laser generator, the laser generator can emit laser rays parallel to the guiding rule, the interior of the guiding rule is provided with an adjusting mechanism capable of adjusting the laser generator to swing up and down, the upper part of the outer side of the main body is provided with a cylinder fixedly connected with the main body, the top of the cylinder is provided with an angle ruler rotatably connected with the cylinder, the interior of the main body is provided with an angle conversion mechanism connected with the guiding rule, the center of the interior of the cylinder is provided with a first angle pointer and a second angle pointer connected with the angle conversion mechanism, the laser rays parallel to the guiding rule are projected to a sideline of an angle to be measured through the relative rotation of the two guiding rules, the angle between the two guiding rules is a measurement angle, the angle conversion mechanism can enable the first angle pointer and the second angle pointer to respectively correspond to the two guiding rulers to synchronously rotate, and the scale value of the angle to be measured can be read out by combining the scale values of the first angle pointer and the second angle pointer pointing to the angle ruler.
2. The building engineering measuring device based on the photoelectric technology as claimed in claim 1, characterized in that: the adjusting mechanism comprises a guiding rule, the interior of the guiding rule is of a hollow structure, a rotatable cross shaft is arranged in the bevel opening, a second through hole is formed in the position, located at the bevel opening, of the outer side of the cross shaft, and the inner wall of the second through hole is fixedly connected with the laser generator; the inside driving shaft that passes through the reduction gearing with the cross axle that is equipped with of guiding ruler, the upper end of driving shaft outwards stretches out to the outside of guiding ruler, and its end that stretches out installs the first knob that has the scale, and the first knob of wrench movement can make the driving shaft pass through the reduction gearing subassembly drive cross axle and rotate.
3. The building engineering measuring device based on the photoelectric technology as claimed in claim 2, characterized in that: the speed reduction transmission assembly comprises a transverse shaft, a worm wheel fixedly connected with the transverse shaft is installed at the end part of the transverse shaft, a worm meshed with the worm wheel is arranged on the outer side of the worm wheel, and a large gear is arranged on the outer side of the worm close to the upper end of the worm wheel; the outside of driving shaft is equipped with the pinion with gear wheel meshing, the below of pinion is located the outside of driving shaft and is equipped with reduction gear set, reduction gear set's the outside is equipped with the telescopic shaft, the flexible end outside of telescopic shaft is equipped with fixed connection's gear with it, the telescopic shaft stretches out naturally, gear and reduction gear set separation when the telescopic shaft stretches out, gear and reduction gear set meshing when the telescopic shaft retracts, the flexible end of telescopic shaft upwards stretches out to the outside of guiding rule, its end installation that stretches out has the second knob of scale, press and twist the second knob and can pass through the accurate control worm drive cross axle pivoted angle of reduction gear set.
4. The building engineering measuring device based on the photoelectric technology as claimed in claim 3, characterized in that: the angle conversion mechanism comprises a main body, a vertically-arranged solid rotating shaft which is rotatably connected with the main body is arranged in the center of the main body, the upper end of the solid rotating shaft penetrates through the upper wall of the main body and is arranged in the cylinder, and the upper end of the solid rotating shaft is fixedly connected with a first angle pointer; the outer side of the solid rotating shaft is provided with a hollow rotating shaft which is rotatably connected with the solid rotating shaft, the upper end part of the hollow rotating shaft is positioned below the first angle pointer and is fixedly connected with the second angle pointer, the lower end of the hollow rotating shaft is positioned in the main body, and the outer side of the middle part of the hollow rotating shaft is rotatably connected with the upper wall of the main body; the inside of main part is equipped with two vertical axis about its central symmetry, the both ends of vertical axis all rotate with the upper and lower inner wall of main part and are connected, gear drive is passed through with the outside of hollow rotating shaft in the outside of one of them vertical axis and is connected, gear drive is passed through with the outside of solid pivot in the outside of another vertical axis and is connected, gear drive's transmission ratio between vertical axis and solid pivot and the hollow rotating shaft equals, the lateral surface installation coil spring group that the vertical axis is close to the lower tip, the position that the outside of vertical axis is close to the middle part is equipped with the wire wheel, the outside winding of wire wheel has the one deck to act as go-between, the one end tip and the wire wheel fixed connection of acting as go-between, the other end tip of acting as go-between and the lateral surface fixed connection of guiding ruler.
5. The building engineering measuring device based on the photoelectric technology as claimed in claim 4, characterized in that: the outer side of the stay wire is sleeved with an arc-shaped telescopic rod, the telescopic rod is formed by combining a plurality of layers of mutually matched sleeves, the outermost sleeve is fixedly arranged on the inner wall of the main body, and the innermost sleeve is fixedly connected with the side face of the guiding ruler.
6. The building engineering measuring device based on the photoelectric technology as claimed in claim 5, characterized in that: the bottom of main part be equipped with the base, a circular shape recess is seted up to the upper surface of base, the lateral surface of main part is rotated with the medial surface of recess and is connected, the bottom of base is equipped with and is no less than three height-adjustable's support column.
7. The building engineering measuring device based on the photoelectric technology as claimed in claim 6, characterized in that: the ear piece one end of keeping away from the main part set up first through-hole, the inside welding of first through-hole has the screw thread axle, stretching out to the upper and lower both sides of first through-hole of the equal symmetry in upper and lower both ends of screw thread axle, the outside installation that the upper and lower both ends of screw thread axle stretched out the end can the pivoted cantilever, the outer end and the guiding ruler fixed connection of cantilever, the upper and lower both ends of screw thread axle all cooperate the installation to take the screwed hand wheel.
8. The building engineering measuring device based on the photoelectric technology as claimed in any one of claims 1-7, wherein: the upper side of the angle ruler is provided with a transparent cover which is fixedly connected with the angle ruler in a sealing way, the center of the transparent cover is provided with a round hole, and a level bubble which is fixedly connected with the round hole is arranged in the round hole; the upper surface of the guiding rule is carved with indicating arrows corresponding to the first knob and the second knob.
CN202210038661.8A 2022-01-13 2022-01-13 Constructional engineering measuring device based on photoelectric technology Active CN114295098B (en)

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Citations (7)

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Publication number Priority date Publication date Assignee Title
US20070271801A1 (en) * 2006-01-26 2007-11-29 Amy Campagna Craft ruler with laser guide
US20160076885A1 (en) * 2014-09-17 2016-03-17 Kabushiki Kaisha Topcon Surveying Instrument And Method To Install Surveying Instrument
CN107036570A (en) * 2017-05-19 2017-08-11 浙江工贸职业技术学院 A kind of angel measuring instrument
CN109540097A (en) * 2018-09-30 2019-03-29 万翼科技有限公司 A kind of intelligence guiding ruler and data collection system
CN211452251U (en) * 2020-03-17 2020-09-08 中国建筑一局(集团)有限公司 Portable multifunctional engineering quality detection ruler
CN111678509A (en) * 2020-07-18 2020-09-18 泉州泉港华誉工业设计有限公司 Portable straightness detection device that hangs down for building engineering
CN214893246U (en) * 2021-07-06 2021-11-26 中国建筑第七工程局有限公司 Horizontal guiding rule with high measurement precision for building construction

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070271801A1 (en) * 2006-01-26 2007-11-29 Amy Campagna Craft ruler with laser guide
US20160076885A1 (en) * 2014-09-17 2016-03-17 Kabushiki Kaisha Topcon Surveying Instrument And Method To Install Surveying Instrument
CN107036570A (en) * 2017-05-19 2017-08-11 浙江工贸职业技术学院 A kind of angel measuring instrument
CN109540097A (en) * 2018-09-30 2019-03-29 万翼科技有限公司 A kind of intelligence guiding ruler and data collection system
CN211452251U (en) * 2020-03-17 2020-09-08 中国建筑一局(集团)有限公司 Portable multifunctional engineering quality detection ruler
CN111678509A (en) * 2020-07-18 2020-09-18 泉州泉港华誉工业设计有限公司 Portable straightness detection device that hangs down for building engineering
CN214893246U (en) * 2021-07-06 2021-11-26 中国建筑第七工程局有限公司 Horizontal guiding rule with high measurement precision for building construction

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