CN115355871A - Portable building component parameter measuring device and method - Google Patents

Portable building component parameter measuring device and method Download PDF

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Publication number
CN115355871A
CN115355871A CN202210934202.8A CN202210934202A CN115355871A CN 115355871 A CN115355871 A CN 115355871A CN 202210934202 A CN202210934202 A CN 202210934202A CN 115355871 A CN115355871 A CN 115355871A
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CN
China
Prior art keywords
mark post
positioning
measuring
post
rotating
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Pending
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CN202210934202.8A
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Chinese (zh)
Inventor
李建爽
梁宁博
吴婧姝
张海鹏
白晓彬
王珅
许臣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Central Research Institute of Building and Construction Co Ltd MCC Group
MCC Inspection and Certification Co Ltd
Original Assignee
Central Research Institute of Building and Construction Co Ltd MCC Group
MCC Inspection and Certification Co Ltd
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Application filed by Central Research Institute of Building and Construction Co Ltd MCC Group, MCC Inspection and Certification Co Ltd filed Critical Central Research Institute of Building and Construction Co Ltd MCC Group
Priority to CN202210934202.8A priority Critical patent/CN115355871A/en
Publication of CN115355871A publication Critical patent/CN115355871A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0608—Height gauges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C1/00—Measuring angles
    • 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
    • G01C15/02—Means for marking measuring points
    • G01C15/06—Surveyors' staffs; Movable markers
    • G01C15/08—Plumbing or registering staffs or markers over ground marks

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

The embodiment of the invention discloses a portable building component parameter measuring device and method, and relates to the technical field of building surveying and mapping. The method comprises the following steps: the positioning mark post is arranged opposite to one side of the open opening and is connected with a pivot shaft piece sequentially penetrating through the first positioning hole, the second positioning hole and the third positioning hole, and the rotating mark post can rotate around the pivot shaft piece relative to the positioning mark post; the second end of location sighting rod and rotatory sighting rod is equipped with laser rangefinder module respectively, the light source orientation of laser rangefinder module the extending direction setting of the second end of location sighting rod or rotatory sighting rod. The invention has small structure, convenient carrying and simple operation, is convenient for measuring the parameters of high-rise and remote building components, and is suitable for measuring the parameters of the high-rise or remote building components.

Description

Portable building component parameter measuring device and method
Technical Field
The invention relates to the technical field of building surveying and mapping, in particular to a portable building component parameter measuring device and method.
Background
The component size detection is basic data in building detection such as houses and bridges, and is one of important detection contents in building structure detection.
At present, the size detection means of building components generally adopts large-scale measuring equipment such as a steel tape or a distance meter. For the parameter measurement of high-rise components, such as the width of a high-rise beam, the existing detection means including the detection means need to set up a ladder or move a scaffold, stand at a high place and measure by using a steel tape or a distance measuring instrument. However, for houses and industrial plants with the height of more than 4m of the house floor, the difficulty in building a ladder or moving a scaffold is high, and the operation is inconvenient.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a portable device and method for measuring parameters of a building component. It is convenient to measure the parameters of high-rise and remote building components.
In order to achieve the purpose, the invention adopts the following technical scheme:
the embodiment of the invention provides a portable building component parameter measuring device, which comprises: the mounting groove is provided with an opening, a first side part and a second side part which are adjacent to the opening are also provided with corresponding first positioning holes, and the first side part is opposite to the second side part;
the first end of the positioning marker post is provided with a joint block, a second positioning hole is formed in the joint block and penetrates through the upper surface and the lower surface of the joint block, the joint block is provided with a free end, an open slot is formed in the free end, the first end of the positioning marker post is arranged in the mounting groove through the joint block, and the second positioning hole is correspondingly mounted with the first positioning hole;
a first laser ranging module is arranged at the second end of the positioning mark post, and a light source of the first laser ranging module is arranged towards the extending direction of the second end of the positioning mark post;
the first end of the rotary mark post is provided with a tenon which extends out to the first side, the tenon is provided with a third positioning hole which penetrates through the upper surface and the lower surface, the first end of the rotary mark post is arranged in the mounting groove, and the rotary mark post is inserted into an opening groove at the free end of a joint block of the positioning mark post through the tenon at the first end of the rotary mark post;
the rotating mark post is positioned on one side of the opening of the mounting groove, the positioning mark post is arranged opposite to one side of the opening, a pivoting shaft sequentially penetrates through the first positioning hole, the second positioning hole and the third positioning hole to be connected, and the rotating mark post can rotate around the pivoting shaft relative to the positioning mark post;
the second end of rotatory sighting rod is equipped with second laser rangefinder module, the light source orientation of second laser rangefinder module the extending direction setting of the second end of rotatory sighting rod.
Optionally, an angle measuring instrument is further arranged coaxially with the pivot shaft, and the angle measuring instrument is used for measuring an included angle between the rotary mark post and the positioning mark post.
Optionally, the angle measurement instrument is an electronic angle measurement instrument; or,
the angle measuring instrument includes: the scale plate is of a circular structure or a semicircular structure, angle scale marks are arranged on the surface of the scale plate and at least in 180-degree circumference, a fourth positioning hole is formed in the center of the scale plate, and the dial is sleeved on the pivot shaft part through the fourth positioning hole and is relatively and fixedly connected with the base or the positioning mark rod.
Optionally, the measuring device is a measuring pen, the width of the base is 1cm to 2.5cm, the groove depth of the mounting groove on the base is 0.8 cm to 1.2cm, the main body parts of the positioning mark post and the rotating mark post are cylinders, and the cross section diameter of each cylinder is 1cm to 1.5cm.
In a second aspect, a further embodiment of the present invention provides a method for measuring parameters of a building element, where the parameters of the building element include: the length of the building element;
the method comprises the following steps: fixing the base of the measuring device according to any one of the embodiments of the first aspect according to the orientation of the building element to be measured, and aligning the second end of the positioning marker post with the first end of the building element to be measured;
rotating the rotating marker post until the second end of the rotating marker post is aligned with the second end of the building element to be measured, and locking the rotating marker post;
measuring to obtain a first included angle between the current rotating mark post and the positioning mark post;
measuring a first distance to a first end of the building element to be measured through a first laser ranging module arranged at a second end of the positioning mark post;
measuring a second distance to the second end of the building component to be measured through a second laser ranging module arranged at the second end of the rotary mark post;
and calculating the length of the building component to be measured according to the first included angle, the first distance and the second distance.
Optionally, the calculating the length of the building element to be measured according to the first included angle, the first distance, and the second distance includes: according to the formula
Figure BDA0003782848060000031
Calculating to obtain the length of the building component to be measured; wherein B is the length of the building element to be measured and L 1 Is a first distance, L 2 And theta is the second distance and theta is the first included angle.
Optionally, the obtaining, by measuring, a first included angle between the current rotating pole and the positioning pole includes: in the process that the rotating mark post rotates relative to the positioning mark post, the angle between the rotating mark post and the positioning mark post is measured and displayed in real time by using the angle measuring instrument; and when the second end of the rotating mark post is rotated to be aligned with the second end of the building component to be measured, the first included angle is obtained.
Optionally, the building element parameters further comprise: height, width and perpendicularity of the building element.
The embodiment of the invention provides a device and a method for measuring parameters of a building component, which comprises the following steps: the base and install in location sighting rod and rotatory sighting rod, rotatory sighting rod for the location sighting rod is rotatable, the second end of location sighting rod is equipped with first laser rangefinder module to and the second end of rotatory sighting rod is equipped with second laser rangefinder module. When the parameters of the high-rise building component, such as the length of a roof beam (generally called as the beam width in the industry), need to be measured, the base is fixed, the second end of the positioning marker post is aligned with the first end of the building component to be measured, the rotating marker post is rotated to align the second end of the positioning marker post with the second end of the building component to be measured, and the parameters of the building component can be conveniently and quickly determined according to the measured distance and included angle. The measuring device has small structure and is convenient to carry; and the operation is simple, and the parameters of high-rise and remote building components can be conveniently measured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a portable construction component parameter measurement device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another embodiment of the portable device for measuring parameters of building elements according to the present invention;
FIG. 3 is a schematic view of an embodiment of a portable construction component parameter measuring device according to the present invention;
FIG. 4 is a schematic diagram of the application of the portable construction component parameter measuring device of the present invention to measuring verticality.
Detailed Description
Embodiments of the present invention are described in detail below with reference to the accompanying drawings.
It should be apparent that numerous technical details are set forth in the following specific examples in order to provide a more thorough description of the present invention, and it should be apparent to one skilled in the art that the present invention may be practiced without some of these details. In addition, some methods, means, components and applications thereof known to those skilled in the art are not described in detail in order to highlight the gist of the present invention, but the implementation of the present invention is not affected thereby. The embodiments described herein are only a few embodiments of the present invention, and not all 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.
Aiming at the technical problem that the current high-rise building component parameters need to be set up with scaffold stands at high places and are inconvenient to measure, the embodiment of the invention provides a portable building component parameter measuring device which is similar to compasses in size, convenient to hold and carry, accurate and reliable in measurement and suitable for measuring parameters of high-rise and far-end building components, such as the width of a roof beam, the height of the roof beam and the like.
FIG. 1 is a schematic structural diagram of a portable device for measuring parameters of a building component according to the present invention; referring to fig. 1, in one embodiment of the present invention, the portable building component parameter measuring device 100 includes: the rotary mark post comprises a base 105, wherein a mounting groove is formed in the base 105, at least one side part of the mounting groove is open, and the mounting groove is used for providing a space for the rotation of the rotary mark post 110 to avoid interference. The first side part and the second side part which are adjacent to the opening are also provided with corresponding first positioning holes, and the first side part is opposite to the second side part;
a positioning mark post 120, a joint block is arranged at a first end of the positioning mark post 120, a second positioning hole is arranged on the joint block and penetrates through the upper surface and the lower surface of the joint block, the joint block is provided with a free end, an open slot is arranged on the free end, the first end of the positioning mark post 120 is arranged in the mounting slot through the joint block, and the second positioning hole is correspondingly arranged with the first positioning hole;
a first laser ranging module is arranged at the second end of the positioning mark post 120, and a light source of the first laser ranging module is arranged towards the extending direction of the second end of the positioning mark post 120;
a first end of the rotary mark post 110 is provided with a tongue extending towards the first side, the tongue is provided with a third positioning hole penetrating through the upper surface and the lower surface, the first end of the rotary mark post 110 is arranged in the mounting groove, and the rotary mark post 110 is inserted into an open groove at the free end of a joint block of the positioning mark post 120 through the tongue at the first end;
the rotating lever 110 is located at one side of the opening of the mounting groove, the positioning lever 120 is disposed opposite to the one side of the opening, and is connected to the first positioning hole, the second positioning hole and the third positioning hole by a pivot shaft member passing through the first positioning hole, the second positioning hole and the third positioning hole in sequence, and the rotating lever 110 is rotatable around the pivot shaft member 130 relative to the positioning lever 120;
the second end of rotatory sighting rod 110 is equipped with second laser rangefinder module, the light source orientation of second laser rangefinder module the extending direction setting of the second end of rotatory sighting rod 110.
The measuring device provided by the embodiment of the invention has the advantages that the overall structure is similar to that of compasses, the structure is small and exquisite, and the carrying is convenient; and the operation is simple, and the parameters of high-rise and far-end building components can be conveniently measured.
Referring to fig. 3, in order to help understand the technical solution and effect provided by the embodiment of the present invention, the following takes a building component as an example, and describes in detail the working process of measuring the length (generally referred to as beam width in the industry) of a roof beam.
In one example, the work process of measuring the length of the roof beam comprises:
s10, fixing a base 105 of the measuring device provided by the embodiment of the invention according to the orientation of the building element to be measured, and aligning the second end of the positioning mark post 120 with the first end of the building element to be measured;
s20, rotating the rotary marker post 110 until the second end of the rotary marker post 110 is aligned with the second end of the building element to be measured, and locking the second end of the building element to be measured;
s30, measuring to obtain a first included angle between the rotating mark post 110 and the positioning mark post 120;
s40, measuring a first distance from the first end of the building component to be measured through a first laser ranging module arranged at the second end of the positioning mark post 120;
and measuring a second distance to a second end of the building element to be measured by a second laser ranging module provided at a second end of the rotary post 110;
and S50, calculating according to the first included angle, the first distance and the second distance to obtain the length of the building component to be measured.
In the embodiment, the parameter of the far-end building component can be measured by adopting a forward intersection measuring principle, but the measuring device is different from a total station, has a small and exquisite structure, is similar to a compass structure, and is convenient to carry.
In some embodiments, the calculating the length of the building element to be measured according to the first included angle, the first distance and the second distance includes: according to the formula
Figure BDA0003782848060000061
Calculating to obtain the length of the building component to be measured; wherein B is the length of the building element to be measured, L 1 Is a first distance, L 2 And theta is the second distance and theta is the first included angle.
Specifically, an angle measuring instrument is further disposed coaxially with the pivot shaft, and the angle measuring instrument is used for measuring an included angle between the rotating mark post 110 and the positioning mark post 120. The angle measuring instrument can conveniently measure and obtain the first included angle between the rotating mark post 110 and the positioning mark post 120, thereby facilitating the subsequent calculation of the parameters of the building components.
In some embodiments, the angular measurement instrument is an electronic angular measurement instrument; or,
the angle measuring instrument includes: the scale plate is of a circular structure or a semicircular structure, angle scale marks are arranged on the surface of the scale plate and at least in 180-degree circumferences, a fourth positioning hole is formed in the center of the scale plate, and the dial is sleeved on the pivot shaft part through the fourth positioning hole and is relatively and fixedly connected with the base 105 or the positioning mark rod 120.
In this embodiment, the angle measuring device, the positioning post 120 and the rotating post 110 are structurally supported by each other, and cooperate with each other in terms of functions, so as to rapidly achieve accurate measurement of parameters of the building component as an overall technical solution.
Specifically, the step of measuring a first included angle between the rotating pole 110 and the positioning pole 120 (S30) includes: in the process that the rotating target 110 rotates relative to the positioning target 120, the angle between the rotating target 110 and the positioning target 120 is measured and displayed in real time by the angle measuring instrument; when the second end of the rotary post 110 is rotated to align with the second end of the building element to be measured, the first included angle is obtained.
For convenience of carrying, in some embodiments of the present invention, the measuring device is a measuring pen, the width of the base 105 is 1cm to 2.5cm, the groove depth of the mounting groove on the base 105 is 0.8 cm to 1.2cm, the positioning post 120 and the main body portion of the rotating post 110 are cylinders, and the cross-sectional diameter of each cylinder is 1cm to 1.5cm. The portable measuring instrument has the advantages of small and exquisite structure, portability, low cost and convenience in measurement.
It will be appreciated that the building element parameters may also include: height, width and perpendicularity of the building element.
The height and width measurement is similar to the foregoing example roof beam length measurement principle, and will not be described herein again, and they can be referred to each other.
For the measurement condition that the parameter of the building component is vertical, please refer to fig. 3, which shows that, for example, when measuring the verticality of the wall or the column, any position point is taken at the lower edge of the wall or the column as a reference point;
a point, such as points a and B shown in fig. 4, is taken at the upper and lower edges of the wall or column, respectively, in front of the reference point.
Arranging the base 105 of the measuring device on the datum point of the wall or the upright, wherein when the measuring device is arranged, the positioning mark post 120 is overlapped with the lower edge of the wall or the upright, and the light source of the first ranging module at the second end of the positioning mark post 120 faces the point B;
rotating the rotating target 110 until the light source of the second ranging module at the second end of the rotating target 110 faces the point a, and measuring an included angle θ between the rotating target 110 and the positioning target 120.
Measuring the distance L to the point B by using the first laser ranging module 1 And measuring a distance L to the point A by using the second laser ranging module 2 。
Based on the distance L 2 And calculating the included angle theta to obtain the projection length of a connecting line from the light source of the second ranging module to the point A on the lower edge.
Specifically calculating the projection length as follows: according to the formula L p ＝L 2* sin theta is calculated to obtain the projection length. Wherein L is p The projection length is indicated.
According to the L1 and the projection length L p And calculating the included angle theta to obtain the verticality of the wall or the upright post.
Wherein, the formula for calculating the verticality is P = (L1-L2 sin θ)/(L2 cot θ), and P represents the verticality.
According to the building component parameter measuring method provided by the embodiment of the invention, the measuring device provided by the embodiment is arranged at a specific point position, and a geometric algorithm is fused, so that the verticality of the wall or the upright column can be conveniently and accurately measured.
Referring to fig. 2, the base is disposed on the body for easy placement. In some embodiments, the portable building element parameter measuring device further comprises: set up the display module assembly on the fuselage, be used for showing the measured value that corresponds measurement parameter on the display module assembly to show the measuring result directly perceivedly.
With continued reference to fig. 2, the body further includes: the gradienter is a concave arc groove arranged on the machine body, a glass tube with the same profile as the inner surface of the concave arc groove is embedded in the concave arc groove, the radians of the concave arc groove and the glass tube are 100 degrees, water is filled in the glass tube, and the amount of the water is smaller than the volume in the glass tube. Therefore, the gradienter can calibrate the error of the measurement parameter caused by the levelness error of the placement or placement of the machine body, thereby improving the measurement accuracy.
In summary, the portable device and method for measuring parameters of building components provided by the embodiments of the present invention are small in structure and convenient to carry; and the operation is simple, the measuring personnel do not need to set up a scaffold to stand at a high place for measurement, the working strength is reduced, and the accurate measurement of the parameters of the high-rise and far-end building components is facilitated.
It is noted that, herein, the terms "upper", "lower", and the like, indicate orientations or positional relationships and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; may be directly connected or indirectly connected through an intermediate. Relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element. As will be appreciated by one of ordinary skill in the art, the situation may be specified.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (8)

1. A portable building element parameter measuring device, comprising:
the mounting groove is provided with an opening, a first side part and a second side part which are adjacent to the opening are also provided with corresponding first positioning holes, and the first side part is opposite to the second side part;
the first end of the positioning marker post is provided with a joint block, a second positioning hole is formed in the joint block, penetrates through the upper surface and the lower surface, and is provided with a free end, an open slot is formed in the free end, the first end of the positioning marker post is arranged in the mounting groove through the joint block, and the second positioning hole is correspondingly mounted with the first positioning hole;
a first laser ranging module is arranged at the second end of the positioning mark post, and a light source of the first laser ranging module is arranged towards the extending direction of the second end of the positioning mark post;
the first end of the rotary mark post is provided with a tenon which extends out to the first side, the tenon is provided with a third positioning hole which penetrates through the upper surface and the lower surface, the first end of the rotary mark post is arranged in the mounting groove, and the rotary mark post is inserted into an opening groove at the free end of a joint block of the positioning mark post through the tenon at the first end of the rotary mark post;
the rotating mark post is positioned on one side of the opening of the mounting groove, the positioning mark post is arranged opposite to one side of the opening, a pivoting shaft sequentially penetrates through the first positioning hole, the second positioning hole and the third positioning hole to be connected, and the rotating mark post can rotate around the pivoting shaft relative to the positioning mark post;
the second end of rotatory sighting rod is equipped with second laser rangefinder module, the light source orientation of second laser rangefinder module the extending direction setting of the second end of rotatory sighting rod.
2. The measuring device according to claim 1, wherein an angle measuring instrument is further provided coaxially with the pivot shaft, and the angle measuring instrument is used for measuring an included angle between the rotating target and the positioning target.
3. A measuring device as claimed in claim 2, characterized in that the angle measuring instrument is an electronic angle measuring instrument; or,
the angle measuring instrument includes: the scale plate is of a circular structure or a semicircular structure, angle scale marks are arranged on the surface of the scale plate and at least in 180-degree circumference, a fourth positioning hole is formed in the center of the scale plate, and the dial is sleeved on the pivot shaft part through the fourth positioning hole and is relatively and fixedly connected with the base or the positioning mark rod.
4. The measuring device according to claim 1, wherein the measuring device is a measuring pen, the base has a width of 1cm to 2.5cm, the mounting groove on the base has a depth of 0.8 cm to 1.2cm, the main body portions of the positioning post and the rotating post are cylinders, and the cross-sectional diameter of each cylinder is 1cm to 1.5cm.
5. A method for measuring parameters of a building component, the method being implemented by the measuring apparatus according to any one of claims 1 to 4, the parameters of the building component comprising: the length of the building element;
the method comprises the following steps: fixing a base of the measuring device according to the position of the building element to be measured, and aligning the second end of the positioning mark post with the first end of the building element to be measured;
rotating the rotating marker post until the second end of the rotating marker post is aligned with the second end of the building element to be measured, and locking the rotating marker post;
measuring to obtain a first included angle between the current rotating mark post and the positioning mark post;
measuring a first distance to a first end of the building element to be measured through a first laser ranging module arranged at a second end of the positioning mark post;
measuring a second distance to the second end of the building component to be measured through a second laser ranging module arranged at the second end of the rotary mark post;
and calculating the length of the building component to be measured according to the first included angle, the first distance and the second distance.
6. The method according to claim 5, wherein the calculating the length of the building element to be measured according to the first included angle, the first distance and the second distance comprises:
according to the formula
Figure FDA0003782848050000021
Calculating to obtain the length of the building component to be measured; wherein B is the length of the building element to be measured and L 1 Is a first distance, L 2 And theta is the second distance and theta is the first included angle.
7. The method of claim 5, wherein the measuring a first angle between the rotating target and the positioning target comprises:
in the process that the rotating mark post rotates relative to the positioning mark post, the angle between the rotating mark post and the positioning mark post is measured and displayed in real time by using the angle measuring instrument;
and when the second end of the rotating mark post is rotated to be aligned with the second end of the building element to be measured, the first included angle is obtained.
8. The method of measuring of claim 5, wherein the building element parameter further comprises: height, width and perpendicularity of the building element.
CN202210934202.8A 2022-08-04 2022-08-04 Portable building component parameter measuring device and method Pending CN115355871A (en)

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Application Number Priority Date Filing Date Title
CN202210934202.8A CN115355871A (en) 2022-08-04 2022-08-04 Portable building component parameter measuring device and method

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Application Number Priority Date Filing Date Title
CN202210934202.8A CN115355871A (en) 2022-08-04 2022-08-04 Portable building component parameter measuring device and method

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Publication Number Publication Date
CN115355871A true CN115355871A (en) 2022-11-18

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Country Link
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