CN116399311A - Measuring device for building planning design application - Google Patents
Measuring device for building planning design application Download PDFInfo
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- CN116399311A CN116399311A CN202310391139.2A CN202310391139A CN116399311A CN 116399311 A CN116399311 A CN 116399311A CN 202310391139 A CN202310391139 A CN 202310391139A CN 116399311 A CN116399311 A CN 116399311A
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- 238000013461 design Methods 0.000 title claims abstract description 18
- 238000005259 measurement Methods 0.000 claims abstract description 71
- 238000010276 construction Methods 0.000 claims description 16
- 238000012795 verification Methods 0.000 claims description 10
- 238000012790 confirmation Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
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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
- G01C15/002—Active optical surveying means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/22—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition
- G06V10/225—Image preprocessing by selection of a specific region containing or referencing a pattern; Locating or processing of specific regions to guide the detection or recognition based on a marking or identifier characterising the area
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The invention relates to the field of building planning measurement, and discloses a measuring device for building planning design application.
Description
Technical Field
The invention relates to the field of building planning measurement, in particular to a measurement device for building planning design application.
Background
In recent years, with the progress of society, urban construction and reconstruction projects are increasing across the country. And the planning design of the building is an indispensable content in the design of landing to the construction. Before planning and designing, the parameters needed by planning and designing are acquired by preliminary measurement at a construction site, and before construction, the parameters are positioned according to a building planning positioning chart (a general plane chart) to confirm the specific construction position of a building. The key points in the drawing are used for identifying key size positions or important points and are usually used as reference points of other sizes, and measurement and positioning are needed in advance. The positioning mode comprises the modes of positioning by using plumb lines, positioning by using vertical rods and the like. In the measurement process, the total station is generally used for performing operations such as angle and distance measurement, however, when a single total station is used for measurement, larger errors are easy to occur, the environment in a construction site is complex, the planning position of a building is easy to be blocked by equipment, and the measurement is difficult.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a measuring device for building planning and design application, which is used for overcoming the defects in the prior art and has the characteristics of small error and difficult influence by environmental shielding.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a measuring device for building planning design application includes
The identification piece is provided with identification points,
a driving part for driving the identification piece to move,
a plurality of measuring elements disposed at the periphery of the marker, the measuring elements being capable of generating a laser beam to be directed in a measuring direction,
a control module for guiding the construction drawing into the control module to generate drawing information, wherein the drawing information comprises a plurality of key points and drawing position relations among the key points, a point is selected as a preset point in an actual space, the preset point corresponds to one key point in the drawing information, the preset point is used as a current measuring point, the driving part drives the identification piece to move until the identification point coincides with the current measuring point, the control module generates a position signal according to the drawing position relations, the measuring element measures the position of the current measuring point and leads a laser beam to point to the direction of a next measuring point according to the drawing information, the driving part drives the identification piece to move until the identification point coincides with the position of the next measuring point, and the next measuring point is used as the current measuring point to the identification piece to identify all the key points in the actual space,
and the output module receives the position signals and outputs the operated measuring elements and the measuring data.
In the present invention, preferably, the error measurement device includes a verification module, the verification module defines the last next measurement point as the last measurement point, generates a desired point position according to a drawing position relationship between the last measurement point and a preset point, the desired point position reflects a predicted position of the preset point after measurement, measures a difference value of a distance between the desired point position and an actual position of the preset point by using a measurement element, generates a confirmation signal if the difference value of the distance is smaller than a preset difference value, changes a relative position between the measurement elements if the difference value of the distance exceeds the preset difference value, and repeatedly measures and verifies until the confirmation signal is generated.
In the present invention, preferably, the control module is configured with a path selection policy, where the path selection policy includes counting, according to a calculation order, calculation paths of each key point, where the calculation paths use preset points as starting points, use each key point as an end point, calculate the number of times of measurement required in each calculation path, select, as a target path, a calculation path with a minimum number of measurements, and define the minimum number of measurements as a calculation number, where the calculation number reflects a confidence level of a position of the key point in an actual space, and the confidence level is inversely related to the calculation number.
In the present invention, preferably, the driving part is provided with an image acquisition unit and an image processing unit, the image acquisition unit is consistent with the direction of the identifier, and when the identifier point on the identifier moves to each measuring point, the image acquisition unit shoots an image positioned in front of the identifier and generates image information;
the image processing unit acquires the image information and identifies the position of each measuring unit, the driving part drives the image acquisition units and the identification pieces to synchronously rotate target angle values, so that as many image acquisition measuring elements as possible are distributed in the image information, the rotation angle values reflect the numerical values of the rotation angles of the identification pieces in the horizontal direction and the vertical direction, the identification pieces are positioned at the intersection point positions of the horizontal rotating shaft and the vertical rotating shaft of the identification pieces, and after the identification pieces rotate by the rotation angle values, the measurement units are uniformly distributed along the center of the identification pieces.
In the present invention, preferably, after the feature of the measuring element is identified in the image information, a plurality of rectangular patterns are used to fit the boundary of the feature of the measuring element, a rectangular pattern with the smallest area is selected as its boundary feature pattern for the feature of the same measuring element, the center of each boundary feature pattern is obtained as a reference center, the positions from each reference center to the image information are obtained to define a reference center position, the median point position of each reference center is calculated by the reference center position, and the center of the image feature is changed by the median point position change value after the rotation angle value of the identifier.
In the present invention, preferably, the system further includes an error evaluation module, the error evaluation module obtains measurement data of each measurement element for a corresponding key point to obtain measurement information between the key points, the measurement information reflects lengths of different measured key point connecting lines, for the same starting point and end point key point connecting lines, variance values of the measured lengths under measurement of different measurement elements are calculated, and if the variance values exceed a preset value, an error early warning signal is generated to recalibrate the corresponding measurement element.
In the present invention, preferably, the measuring device includes a frame, the frame includes a plurality of supporting portions, the measuring elements are detachably connected to the supporting portions in a one-to-one correspondence, a telescopic portion is disposed between two adjacent supporting portions to change a distance between the two supporting portions, and the telescopic portion and the supporting portions are rotatably connected to enable positions between the plurality of supporting portions to be bendable.
In the present invention, preferably, a movable joint is provided between the support portion and the telescopic portion, so that two adjacent support portions can be turned relatively.
In the present invention, preferably, the driving part includes a driving robot, a rotating chassis and a lifting driving member, the rotating chassis is disposed between the driving robot and the lifting driving member, a mark accommodating box is fixedly connected to the lifting driving member, an accommodating groove for vertically accommodating the mark is formed on the mark accommodating box, a notch is formed on the accommodating groove so that the mark is exposed in the accommodating groove, an avoiding groove for avoiding a vertical rod is formed on the mark accommodating box, and when the mark accommodating box descends, the mark can be separated from the mark accommodating box.
The invention has the beneficial effects that:
1. the invention adopts a plurality of measuring elements to simulate a construction drawing before construction, ensures the feasibility of construction, measures a plurality of key points by using the plurality of measuring elements, and processes the measuring results to obtain higher measuring precision, has simpler measuring process, can measure for a plurality of times by using the plurality of measuring elements at the same position, does not need to move the positions of the measuring elements in the measuring process, reduces the variable during the plurality of times of measurement, can avoid the problem of insufficient single-position measuring precision, and solves the shielding problem of other objects such as equipment in a construction environment by arranging the plurality of measuring elements;
2. the verification module is utilized to improve measurement accuracy, the facing angle of the identification piece is adjusted during repeated measurement, measurement errors caused by the problem of measuring angles are reduced, the accuracy of overall measurement is improved, and detection errors are reduced.
Drawings
FIG. 1 is a schematic diagram of a system architecture of the present invention;
FIG. 2 is a schematic view of the structure of the frame in the present invention;
fig. 3 is a schematic view of the structure of the identified housing box of the present invention.
Reference numerals:
1. a frame; 11. a support part; 12. a telescopic part; 13. a movable joint; 14. a measuring element; 21. the mark contains the box; 211. a receiving groove; 212. avoiding the groove.
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.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
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 herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, the present embodiment provides a measuring device for building planning and design application, which includes a marker, a driving portion, a plurality of measuring elements 14, a control module and an output module. The marking piece is provided with marking points, the driving part drives the marking piece to move, the measuring element 14 is arranged on the periphery of the marking piece, and the measuring element 14 can generate laser beams to point to the measuring direction.
The construction drawing is imported into a control module to generate drawing information, the drawing information comprises a plurality of key points and drawing position relations among the key points, one point is selected in an actual space to serve as a preset point, the preset point corresponds to one key point in the drawing information, the preset point serves as a current measuring point, a driving part drives a marking piece to move until the marking point coincides with the current measuring point, the control module generates a position signal according to the drawing position relations, a measuring element 14 measures the position of the current measuring point, the laser beam is led to the direction of the next measuring point according to the drawing information, the driving part drives the marking piece to move until the marking point coincides with the position of the next measuring point, the next measuring point serves as the current measuring point to the marking piece, all the key points are marked in the actual space, and an output module receives the position signal and outputs the operated measuring element 14 and measured data. The invention adopts the plurality of measuring elements 14 to simulate the construction drawing before construction, ensures the feasibility of construction, utilizes the plurality of measuring elements 14 to measure a plurality of key points and processes the measuring result to obtain higher measuring precision, has simpler measuring process, can utilize the plurality of measuring elements 14 to measure for a plurality of times at the same position, does not need to move the position of the measuring elements 14 in the measuring process, reduces the variable during the plurality of times of measurement, and can avoid the problem of insufficient single-position measuring precision.
The error measurement device comprises a verification module, wherein the verification module defines the last next measurement point as an end measurement point, generates a desired point position according to the drawing position relation between the end measurement point and a preset point, the desired point position reflects the predicted position of the preset point after measurement, the difference value of the distance between the desired point position and the actual position of the preset point is measured by using the measurement element 14, a confirmation signal is generated if the difference value of the distance is smaller than a preset difference value, the relative position between the measurement element 14 is changed and the measurement and verification are repeated until the confirmation signal is generated if the difference value of the distance exceeds the preset difference value. The verification module basically generates the maximum error generating position at the positions of the end detection point and the preset point by measuring the position between the position of the end detection point and the preset point, so that the error in the whole detection process can be judged through the difference value of the distances.
The control module is configured with a path selection strategy, the path selection strategy comprises counting the measuring paths of all key points according to a measuring order, calculating the times of measurement in all the measuring paths by taking preset points as starting points and all the key points as end points, selecting the measuring path with the smallest measuring times as a target path, defining the smallest measuring times as calculating times, wherein the calculating times reflect the confidence coefficient of the position of the key point in an actual space, and the confidence coefficient is inversely related to the calculating times. The path selection strategy mainly considers that the coordinate points obtained after multiple conversions have larger errors than those obtained after multiple conversions, so that the confidence coefficient is smaller, and the paths with fewer calculation times are selected to be beneficial to reducing the generation of measurement errors.
The driving part is provided with an image acquisition unit and an image processing unit, the image acquisition unit is consistent with the direction of the identification piece, and when the identification point on the identification piece moves to each measuring point, the image acquisition unit shoots an image positioned in front of the identification piece and generates image information. The image processing unit acquires image information and identifies the position of each measuring unit, the driving part drives the image acquisition unit and the identification piece to synchronously rotate target angle values, so that as many image acquisition measuring elements 14 as possible are distributed in the image information, the rotating angle values reflect the numerical values of the rotating angles of the identification piece in the horizontal direction and the vertical direction, and the identification piece is positioned at the intersection point position of the rotating shaft of the identification piece in the horizontal direction and the rotating shaft of the vertical direction, so that each measuring unit is uniformly distributed along the center of the identification piece after the identification piece rotates by the rotating angle values.
After the characteristics of the measuring element 14 are identified in the image information, a plurality of rectangular patterns are used for fitting the boundaries of the characteristics of the measuring element 14, rectangular patterns with the smallest area are selected as boundary characteristic patterns of the characteristics of the same measuring element 14, the centers of all the boundary characteristic patterns are obtained as reference centers, the positions from each reference center to the image information are obtained to be defined as reference center positions, the median point position of each reference center is calculated through the reference center positions, and the centers of the image characteristics with the median point position change values after the identification piece rotates by the rotation angle values are obtained.
The error evaluation module obtains measurement data of each measurement element 14 on corresponding key points to obtain measurement information among the key points, the measurement information reflects the measured lengths of different key point connecting lines, for the same starting point and end point key point connecting lines, variance values of the measured lengths under the measurement of different measurement elements 14 are calculated, and if the variance values exceed preset values, error early warning signals are generated to recalibrate the corresponding measurement elements 14.
The measuring device comprises a frame 1, wherein the frame 1 comprises a plurality of supporting parts 11, measuring elements 14 are in one-to-one correspondence with the supporting parts 11 and are detachably connected, a telescopic part 12 is arranged between two adjacent supporting parts 11 to change the distance between the two supporting parts 11, and the telescopic part 12 is rotationally connected with the supporting parts 11 so that the positions between the supporting parts 11 can be bent. A movable joint 13 is arranged between the supporting part 11 and the telescopic part 12, so that two adjacent supporting parts 11 can be turned relatively. The rack 1 is provided, so that the rack 1 can be stored and installed, for example, when the rack is folded, the movable joint 13 is utilized to turn over the supporting portion 11, so that the supporting portion 11 can be dumped on the ground, and the supporting portion 11 can be dumped one by one according to the disassembly sequence, so that the subsequent folding storage is facilitated.
The drive part includes driving robot, rotatory chassis and lift driving piece, rotatory chassis sets up between driving robot and lift driving piece, fixedly connected with sign holds box 21 on the lift driving piece, be formed with the holding tank 211 that is used for vertical place the sign piece on the sign holds box 21, the notch has been seted up on the holding tank 211 so that the sign piece exposes in holding tank 211, be formed with on the sign holds box 21 and dodge the groove 212 of dodging the montant, and when the sign holds box 21 decline, the sign piece can break away from the sign and hold box 21. This part of structure mainly considers that after the measurement is accomplished, need to show the position of key point, then can utilize the montant to fix the sign piece, and drive portion drive sign holds box 21 simultaneously, makes its and sign piece separation, then can guarantee the location effect of sign piece.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above examples, and all technical solutions belonging to the concept of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to the present invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (9)
1. A measuring device for a building planning design application, characterized by: comprising
The identification piece is provided with identification points,
a driving part for driving the identification piece to move,
a plurality of measuring elements (14), the measuring elements (14) being arranged at the periphery of the identification piece, the measuring elements (14) being capable of generating a laser beam to be directed in a measuring direction,
a control module for guiding the construction drawing into the control module to generate drawing information, wherein the drawing information comprises a plurality of key points and drawing position relations among the key points, a point is selected as a preset point in an actual space, the preset point corresponds to one key point in the drawing information, the preset point is used as a current measuring point, the driving part drives the identification piece to move until the identification point coincides with the current measuring point, the control module generates a position signal according to the drawing position relations, the measuring element (14) measures the position of the current measuring point and leads a laser beam to point to the direction of the next measuring point according to the drawing information, the driving part drives the identification piece to move until the identification point coincides with the position of the next measuring point, and the next measuring point is used as the current measuring point to the identification piece to identify all the key points in the actual space,
an output module which receives the position signal and outputs the operating measuring element (14) and the measurement data.
2. A measuring device for a building planning and design application according to claim 1, characterized in that: the false measurement device comprises a verification module, wherein the verification module defines the last next measurement point as an end measurement point, generates a desired point position according to the drawing position relation between the end measurement point and a preset point, the desired point position reflects the measured predicted position of the preset point, the difference value of the distance between the desired point position and the actual position of the preset point is measured by using a measurement element (14), a confirmation signal is generated if the difference value of the distance is smaller than a preset difference value, the relative position between the measurement element (14) is changed if the difference value of the distance exceeds the preset difference value, and the measurement and verification are repeated until the confirmation signal is generated.
3. A measuring device for a building planning and design application according to claim 2, characterized in that: the control module is configured with a path selection strategy, the path selection strategy comprises counting the measuring paths of all key points according to a measuring order, the measuring paths take preset points as starting points, each key point is taken as an end point, the times of measurement in each measuring path are calculated, the measuring path with the smallest measuring times is selected as a target path, the smallest measuring times is defined as calculated times, the calculated times reflect the confidence of the position of the key point in an actual space, and the confidence is inversely related to the calculated times.
4. A measuring device for a building planning and design application according to claim 2, characterized in that: the driving part is provided with an image acquisition unit and an image processing unit, the direction of the image acquisition unit is consistent with that of the identification piece, and when the identification point on the identification piece moves to each measurement point, the image acquisition unit shoots an image positioned in front of the identification piece and generates image information;
the image processing unit acquires the image information and identifies the position of each measuring unit, the driving part drives the image acquisition units and the identification pieces to synchronously rotate target angle values, so that as many image acquisition measuring elements (14) as possible are distributed in the image information, the rotation angle values reflect the numerical values of the rotation angles of the identification pieces in the horizontal direction and the vertical direction, and the identification points are positioned at the intersection point positions of the horizontal rotating shaft and the vertical rotating shaft of the identification pieces, so that after the identification pieces rotate by the rotation angle values, the measurement units are uniformly distributed along the center of the identification pieces.
5. A measuring device for a building planning and design application according to claim 4, wherein: after the characteristics of the measuring element (14) are identified in the image information, a plurality of rectangular patterns are used for fitting the boundaries of the characteristics of the measuring element (14), a rectangular pattern with the smallest area is selected as a boundary characteristic pattern of the characteristics of the same measuring element (14), the center of each boundary characteristic pattern is obtained as a reference center, the positions from each reference center to the image information are obtained to define reference center positions, the median point position of each reference center is calculated through the reference center positions, and the median point position change value is the center of the image characteristic after the identification piece rotates by a rotation angle value.
6. A measuring device for a building planning and design application according to claim 3, characterized in that: the error evaluation module acquires measurement data of each measurement element (14) on corresponding key points to acquire measurement information among the key points, the measurement information reflects the lengths of different measured key point connecting lines, for the same starting point and the same end point connecting line, variance values of the measured lengths under the measurement of different measurement elements (14) are calculated, and if the variance values exceed a preset value, an error early warning signal is generated to recalibrate the corresponding measurement elements (14).
7. A measurement device for a building planning and design application according to claim 6, wherein: the measuring device comprises a frame (1), the frame (1) comprises a plurality of supporting parts (11), the measuring elements (14) are in one-to-one correspondence with the supporting parts (11) and are detachably connected, a telescopic part (12) is arranged between every two adjacent supporting parts (11) to change the distance between the two supporting parts (11), and the telescopic part (12) is connected with the supporting parts (11) in a rotating way so that the positions between the supporting parts (11) can be bent.
8. A measurement device for a building planning and design application according to claim 7, wherein: a movable joint (13) is arranged between the supporting parts (11) and the telescopic parts (12), so that two adjacent supporting parts (11) can be turned relatively.
9. A measuring device for a building planning and design application according to claim 1, characterized in that: the driving part comprises a driving robot, a rotating chassis and a lifting driving piece, wherein the rotating chassis is arranged between the driving robot and the lifting driving piece, a mark accommodating box (21) is fixedly connected to the lifting driving piece, an accommodating groove (211) for vertically accommodating the mark piece is formed in the mark accommodating box (21), a notch is formed in the accommodating groove (211) so that the mark piece is exposed out of the accommodating groove (211), an avoidance groove (212) for avoiding a vertical rod is formed in the mark accommodating box (21), and the mark piece can be separated from the mark accommodating box (21) when the mark accommodating box (21) descends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310391139.2A CN116399311B (en) | 2023-04-12 | Measuring device for building planning design application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310391139.2A CN116399311B (en) | 2023-04-12 | Measuring device for building planning design application |
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| CN116399311A true CN116399311A (en) | 2023-07-07 |
| CN116399311B CN116399311B (en) | 2024-07-05 |
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| CN115830623A (en) * | 2022-11-22 | 2023-03-21 | 中国建筑第八工程局有限公司 | Measuring point planning method and system based on intelligent identification of building drawings |
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