WO2019098782A1 - Système de mesure de poids et de volume de cargaison - Google Patents

Système de mesure de poids et de volume de cargaison Download PDF

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Publication number
WO2019098782A1
WO2019098782A1 PCT/KR2018/014162 KR2018014162W WO2019098782A1 WO 2019098782 A1 WO2019098782 A1 WO 2019098782A1 KR 2018014162 W KR2018014162 W KR 2018014162W WO 2019098782 A1 WO2019098782 A1 WO 2019098782A1
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WO
WIPO (PCT)
Prior art keywords
cargo
distance
weight
distance sensor
sensor unit
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PCT/KR2018/014162
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English (en)
Korean (ko)
Inventor
이훈
이임건
허경용
Original Assignee
(주)토탈소프트뱅크
동의대학교 산학협력단
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Publication of WO2019098782A1 publication Critical patent/WO2019098782A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • 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
    • G01B11/14—Measuring arrangements characterised by the use of optical techniques for measuring distance or clearance between spaced objects or spaced apertures
    • 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
    • G01B11/22—Measuring arrangements characterised by the use of optical techniques for measuring depth
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F17/00—Methods or apparatus for determining the capacity of containers or cavities, or the volume of solid bodies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/52—Weighing apparatus combined with other objects, e.g. furniture
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing

Definitions

  • the present invention relates to a cargo weight and volume measurement system, and more particularly, to a cargo weight and volume measurement system capable of non-stop the weight and volume measurement of a cargo to be loaded on a ship or an aircraft.
  • a vessel or aircraft is exposed to the risk of sinking or falling if the cargo is loaded in such a way that the cargo is loaded above the loadable weight or the load is concentrated on either side.
  • measuring the weight and volume of a cargo to be loaded on a vessel or aircraft is an important task for the safety of a vessel or aircraft and for the protection of cargo.
  • Figure 1 discloses a conventional automatic volume and weight measurement system.
  • the conventional measurement system continuously scans the entire outer circumferential surface of the stopped cargo to measure the volume of the cargo.
  • the conventional measurement system since the conventional measurement system must continuously scan the entire outer circumferential surface of the stopped cargo, it takes a long time to measure the volume, and there is a problem that the shipment of the cargo is delayed.
  • Patent Document 1 Korean Patent Publication No. 10-1701108
  • the present invention has been made in view of the above problems, and an object of the present invention is to provide a cargo weight and volume measuring system which carries out volumetric measurement of a cargo to be moved, and which does not require much time for volumetric measurement.
  • a cargo handling system comprising: a weight measuring module having a weight sensor for measuring the weight of cargo; A length measuring module provided with a first distance sensor unit and a second distance sensor unit installed in a traveling direction of the cargo and measuring a distance between the front surface and the cargo; And a control box for communicating with the module and the length measuring module and a control unit for calculating a volume based on the distance data transmitted by the first distance sensor unit and the second distance sensor unit, do.
  • control unit activates the second distance sensor unit to receive the second distance data when the weight sensor unit receives a predetermined weight or more, and when the second distance data is a predetermined distance,
  • the first distance data is received by activating the sensor unit, and the first distance sensor unit is activated to receive the first distance data every time the second distance data changes by a predetermined interval.
  • the width measuring module further includes at least one third distance sensor unit installed perpendicularly to the traveling direction of the cargo and measuring the distance from the top surface of the cargo, The third distance sensor unit can be activated to receive the third distance data.
  • control unit forms a data group by associating the first distance data to the third distance data with each other, and the control box includes a shape generation unit that generates a three-dimensional image based on the data group .
  • the three-dimensional image includes coordinate information
  • the control unit can calculate the volume based on the three-dimensional image.
  • control box further includes a display unit for displaying a three-dimensional image and an input unit for receiving a command for selecting one area of the three-dimensional image, The volume of one region can be calculated.
  • the width measuring module and the length measuring module are spaced apart from each other by a predetermined distance.
  • the width measuring module includes a pair of side structures vertically installed on the ground and a top structure Wherein the pair of the first distance sensor units are symmetrically coupled to the side structure, and the third distance sensor unit is coupled to the top surface structure.
  • weight and volume measurement can be performed according to the movement of a cargo, and a sensor for volumetric measurement of cargo is activated according to the degree of movement of the cargo. Therefore, unnecessary power consumption can be prevented can do.
  • the present invention does not continuously scan the entire circumferential surface of the cargo, but scans the specific cross section only to measure the volume, so that much time is not required for the volumetric measurement.
  • Figure 1 is a diagram showing a conventional cargo weight and volume system.
  • FIG. 2 is a configuration diagram of a cargo weight and volume measurement system according to an embodiment of the present invention.
  • FIG. 3 is a view showing a cargo weight and volume measurement system according to an embodiment of the present invention.
  • FIG. 4 is a view showing a cargo weight and a width measuring module of the volume measuring system according to an embodiment of the present invention, measuring the width and height of the cargo.
  • FIG. 5 is a diagram illustrating a method of generating a three-dimensional image of a cargo weight and a volume measurement system according to an embodiment of the present invention.
  • FIG. 6 is a view showing a method of measuring the weight and volume of a cargo according to an embodiment of the present invention.
  • FIG. 7 is a view showing the progress of the method of measuring the weight and volume of cargo according to the position of the cargo according to the embodiment of the present invention.
  • FIG. 2 is a configuration diagram of a cargo weight and volume measuring system 1 according to an embodiment of the present invention.
  • the cargo weight and volume measuring system 1 includes a weighing module 10, a width measuring module 20, a length measuring module 30 and a control box 40.
  • the weight measuring module 10 is a component for measuring the weight of the cargo and may include a weight sensor unit 11 and a communication unit 12. [ The weight sensor unit 11 outputs weight data according to the weight of the cargo positioned in the weight measurement module and the communication unit 12 can transmit the output weight data to the control box 40. [
  • the width measurement module 20 may include at least a pair of the first distance sensor portion 21 and the communication portion 23 as a component for measuring the width or the height and the width of the cargo, (22). ≪ / RTI > 1 shows a pair of the first distance sensor unit 21 and the third distance sensor unit 22, but the present invention is not limited thereto.
  • the width measurement module 20 may include a plurality of pairs of first distances And may include a sensor unit 21 or a plurality of third distance sensor units 22.
  • the pair of first distance sensor units 21 are installed so as to face each other on both sides in the traveling direction of the cargo so as to be able to output the first distance data according to the distance between the side surfaces of the cargo moving .
  • the third distance sensor unit 22 is vertically installed to view the cargo in the traveling direction of the cargo, and can output the third distance data according to the distance from the top surface of the cargo moving.
  • the communication unit 23 can transmit the first distance data and the third distance data to the control box 40.
  • the first distance sensor unit 21 and the third distance sensor unit 22 may output different identifiers in the distance data according to their positions, and thus the control box 40 may have a plurality of first distances Even when the sensor unit and the third distance sensor unit are formed, volume calculation can be performed without confusion of data.
  • the first distance sensor unit 21 and the third distance sensor unit 22 are activated according to the activation command signal transmitted to the communication unit 23 and can output the distance data only when they are activated.
  • the length measurement module 30 may include a second distance sensor unit 31 and a communication unit 32 as components for measuring the length of the cargo.
  • the second distance sensor unit 31 is installed in the traveling direction of the moving cargo and outputs the second distance data according to the distance from the front surface of the moving cargo.
  • the communication unit 32 outputs the second distance data To the control box (40).
  • Each of the distance sensor units 21, 22 and 31 may be an infrared distance sensor or a laser distance sensor for measuring the distance by the time the output signal is reflected and returned.
  • the control box 40 is a component for calculating the volume of cargo and may include a communication unit 41 and a control unit 42.
  • the control box 40 includes a shape generating unit 43, a display unit 44, an input unit 45, (46).
  • the communication unit 41 is provided for communication with the weight measurement module 10, the width measurement module 20, and the length measurement module 30, and is a component that performs data transmission / reception functions.
  • the communication unit 41 transmits data transmitted from each of the modules 10, 20, and 30 to the control unit 42, and transmits data transmitted from the control unit 42 to at least one module 10, 20, As shown in FIG.
  • the shape generating unit 43 is a component for generating a three-dimensional image similar to the cargo based on the first distance data to the third distance data. More specifically, the shape generation unit 43 receives a plurality of data groups from the control unit 42, and generates at least one pair of first distance data, second distance data, and third distance data included in each data group , It is possible to generate a cross-sectional image of the cargo. That is, one data group can be generated as one cross-sectional image.
  • the shape generating unit may convert each distance data into coordinate information, and based on this, a cross-sectional image can be generated on the three-dimensional space. Thereafter, the shape generating unit 43 can generate the three-dimensional image by connecting the outer circumferential surfaces of the generated cross-sectional image to each other. At this time, the three-dimensional image may include coordinate information.
  • the display unit 44 is a component that visually provides the measured weight and the calculated volume to a user.
  • the display unit 44 may include a liquid crystal display (LCD), an organic light emitting diode (OLED), an active organic light emitting diode (AMOLED, active matrix organic light emitting diodes), or the like.
  • the display unit 44 can display a three-dimensional image.
  • the input unit 45 is a component that receives a user command for controlling the control box 40 and transmits the command to the control unit 42.
  • the input unit 45 includes a touch panel, a button key, a jog key ), A wheel key, or the like.
  • the storage unit 46 may store a program necessary for performing an overall operation of the control box 40 and a specific function, data generated during the execution of the program, transmitted data, and the like.
  • the storage unit 46 may store the operation program, store the weight data transmitted from the weight measurement module 10 via the communication unit 41, and store the calculated volume.
  • the control unit 42 calculates the volume of the cargo and controls the overall operation of each component of the control box 40 and determines whether or not the first distance sensor unit 21 to the third distance sensor unit 22 are activated Control, and perform data processing functions.
  • the control unit 42 may calculate the area of the cargo based on the plurality of first distance data and the third distance data input through the communication unit 41 and calculate the length of the cargo based on the second distance data.
  • control unit 42 generates a data group by combining the first distance data and the third distance data transmitted through the communication unit 41 with each other, and transmits the data group to the shape generating unit 43, Dimensional image including the coordinate information from the generation unit 43, and calculate the volume based on the received three-dimensional image.
  • the control unit 42 can generate one data group by grouping the first to third distance data having the same time information.
  • the distance sensors 21, 22, and 31 may be set to a clock in consideration of data transmission / reception time to the control unit 42.
  • the third distance sensor unit 22 is provided for the generation of the data group. However, in the case where the third distance sensor unit 22 is not provided, the first distance data and the second distance data One group of data can be created by grouping the distance data.
  • the control unit 42 transmits a command for activating the second distance sensor unit 31 to the communication unit 41 .
  • the control unit 42 can transmit a command for activating the first distance sensor unit 21 through the communication unit 41 , And can transmit a command for activating the first distance sensor unit 21 through the communication unit 41 whenever the second distance data changes by a predetermined interval.
  • the control unit 42 can transmit an activation command to the third distance sensor unit 22 every time the control unit 42 transmits an activation command to the first distance sensor unit 21.
  • the predetermined first distance is a distance between the second distance sensor unit 31 and the cargo when one end of the cargo is positioned between the pair of first distance sensor units 21,
  • the distance between the first distance sensor unit 31 and the first distance sensor unit 31 when the distance sensor unit 21 is close to the first distance sensor unit 21. That is, when the cargo is located between the first distance sensor units 21 or approaches the first distance sensor unit 21, the first distance sensor unit 21 can be activated.
  • the controller 42 may calculate the volume for one area when a user's command to select one area of the three-dimensional image is inputted through the input unit 45. [
  • the user wants to know the volume of one area of the cargo, the user can know the volume by simply issuing an instruction to select one area of the three-dimensional image displayed on the display unit 44 without proceeding with remeasurement.
  • the control unit 42 can add the weight and the volume stored in the storage unit 46 and can display the weight and the volume added to each other through the display unit 44 to the user. As a result, the user does not need to separately calculate the total amount of cargo shipped to the ship or aircraft.
  • FIG. 3 is a view showing a cargo weight and volume measurement system 1 according to an embodiment of the present invention.
  • the weighing module 10 and the width measuring module 20 may be installed on the ground, and may be spaced apart from each other.
  • the width measurement module 20 may further include an n-shaped support 24, and the first distance sensor portion 21 and the third distance sensor portion 22 may be disposed on the ground And can be coupled to an installed support 24.
  • the support 24 may include a pair of side structures 241 vertically installed on the ground and a top structure 242 connecting the ends of the pair of side structures 241.
  • the first distance sensor unit 21 is symmetrically coupled to the pair of side structures 241 so as to face each other and the third distance sensor unit 22 is coupled to the top surface structure 242 so as to face the ground surface .
  • the length measuring module 30 may be installed on the ground surface of the cargo A in a direction away from the width measuring module 20.
  • FIG. 4 is a view showing a cargo weight and a width measuring module of the volume measuring system 1 according to an embodiment of the present invention, measuring the width and height of the cargo. 4 shows a state in which a plurality of the first distance sensor unit 21 and the third distance sensor unit 22 are coupled to the support 24.
  • the first distance sensor unit 21 and the second distance sensor unit 21 may be disposed on the same plane as the first distance sensor unit 21, And can be activated together with the first distance sensor unit 21. That is, the first distance sensor unit 21 and the third distance sensor unit 22 are activated at the same time to perform measurement of a specific cross section of the cargo. On the other hand, when there are a plurality of the first distance sensor unit 21 and the third distance sensor unit 22 as shown in FIG. 4, the volume of the cargo which is not plane can also be calculated relatively accurately.
  • FIG. 5 is a view showing a method of generating a three-dimensional image of a cargo weight and a volume measuring system 1 according to an embodiment of the present invention.
  • FIG. 5 (a) shows a cross-sectional image of a plurality of cargoes generated according to a plurality of first distance data to third distance data.
  • the shape generating unit 43 may generate cross-sectional images of the cargo corresponding to each data group.
  • the separation distance between the cross-sectional images of the cargo can be determined according to the difference of the second distance data of the data group corresponding to the cross-sectional image of the screen.
  • FIG. 5 (b) shows a state in which a three-dimensional image is generated.
  • the shape generating unit 43 may generate a three-dimensional image by connecting the outer circumferential surfaces of the cross-sectional image to each other in a plane. At this time, the shape generating unit 43 may generate coordinate information for the three-dimensional image based on the distance data.
  • a measurement is performed on a part of a cargo at a predetermined interval, and then a three-dimensional image is generated based on the measurement, so that power consumption is reduced compared to a conventional method of photographing a whole cargo , The accuracy of the measurement can be improved.
  • FIG. 6 is a view showing a method of measuring the weight and volume of a cargo according to an embodiment of the present invention.
  • step S100 the control unit 42 receives the weight data from the weight measurement module 10, and determines whether the weight data is equal to or greater than a predetermined weight in step S110.
  • the predetermined weight may be the minimum weight of the cargo.
  • the control unit 42 transmits an activation command to the second distance sensor unit 31 in step S120 to activate the second distance sensor unit 31.
  • the second distance sensor unit 31 can be activated for a certain valid time, and can output the second distance data for a valid time.
  • step S130 the control unit 42 determines whether the second distance data transmitted from the second distance sensor unit 31 is a predetermined first distance, and if it is determined that the second distance data is a predetermined first distance, It is possible to transmit the activation command to the distance sensor unit 21 to activate the first distance sensor unit 21 and receive the first distance data from the first distance sensor unit 21. [ At this time, the first distance sensor unit 21 is activated only at the moment of receiving the activation command, and outputs the first distance data. That is, the first distance sensor unit 21 can be activated for a shorter effective time than the second distance sensor unit 31.
  • step S150 the controller 42 may determine whether the difference between the first distance data and the second distance data is a multiple (n) of a predetermined positive integer (X). That is, the control unit 42 can determine whether the second distance data has changed by the predetermined interval X.
  • control unit 42 transmits an activation command to the first distance sensor unit 21 in step S160 to activate the first distance sensor unit 21 , And can receive the first distance data from the first distance sensor unit (21).
  • the controller 42 may determine whether the first distance data transmitted from the first distance sensor 21 is a predetermined second distance.
  • the second distance may be a distance when no cargo is located between the first distance sensor units 21. That is, the control unit 42 can determine whether the cargo is located between the first distance sensor units 21.
  • control unit 42 may return to step S150 in which the first distance sensor unit 21 is activated.
  • the controller 42 If it is determined that the first distance data is a predetermined second distance, the controller 42 generates a plurality of data groups by grouping the first distance data and the second distance data into corresponding data, (43) to generate a three-dimensional image. In step S190, the control unit 42 can calculate the volume based on the three-dimensional image transmitted from the shape generation unit 43.
  • the second distance sensor unit 31 can be automatically activated by the weight of the cargo, and the first distance sensor unit 21 and the second distance sensor unit 31 can be automatically activated according to the measured distance to the second distance sensor unit 31 3 distance sensor unit 22 is automatically activated to measure the specific cross-section of the cargo and calculate the volume based on this. That is, since the present invention activates the first distance sensor unit 21 to the third distance sensor unit 22 at a minimum, much power is not consumed in measuring the volume of the cargo,
  • FIG. 7 is a view showing the progress of the method of measuring the weight and volume of cargo according to the position of the cargo according to the embodiment of the present invention.
  • Steps S200 to S240 indicate the position of the cargo
  • steps S300 to S330 indicate the state of the cargo weight and the volume measuring system 1 (hereinafter, " system ").
  • step S200 the cargo first enters the weighing module 10, and when entering the weighing module 10, the cargo is temporarily stopped on the weighing module 10 in step S210.
  • step S300 the weight measurement module 10 of the system 1 proceeds to measure the weight of the cargo, generates weight data, transmits the weight data to the control box 40, So that the portion 31 is activated.
  • the cargo advances in the weight measurement module 10 in step S220, and enters the area measurement module 20 in step S230.
  • the second distance sensor unit 31 of the system 1 continuously measures the distance and transmits it to the control box 40.
  • the control box 40 measures the distance of the second distance sensor unit 31
  • the first distance sensor portion 21 and the third distance sensor portion 22 of the width measurement module 20 can be activated to start the volume measurement.
  • the first distance sensor unit 21 and the third distance sensor unit 22 measure the width and the height of the cargo, generate the first distance data and the third distance data, and transmit them to the control box 40 Can be transmitted.
  • step S240 the cargo advances in the area measurement module 20.
  • the control box 40 of the system 1 in step S320 ends the weight and volume measurement of the cargo And calculates the weight and volume of the cargo in step S330.
  • weight and volume measurement can be performed according to the movement of a cargo.
  • Distance sensors 21, 22, 31 for measuring the volume of cargo are provided according to the degree of movement of the cargo So that unnecessary power consumption can be prevented.
  • the present invention does not continuously scan the entire cargo but scans only a specific cross section to calculate the volume, it may take time to measure the volume.

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  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

La présente invention concerne un système de mesure du poids et du volume de cargaison et, plus spécifiquement, un système de mesure du poids et du volume de cargaison, le système étant apte à procéder à une mesure sans arrêt du poids et du volume de cargaison prévue pour chargement dans un navire ou un aéronef. La présente invention concerne le système de mesure du poids et du volume de cargaison, comprenant : un module de mesure de poids comportant une partie de capteur de poids pour mesurer le poids de la cargaison ; un module de mesure de largeur disposé des deux côtés dans une direction de progression de la cargaison, et ayant une ou plusieurs paires de premières parties de capteur de distance pour mesurer la distance entre deux surfaces latérales de la cargaison ; un module de mesure de longueur disposé dans la direction de déplacement de la cargaison, et ayant une seconde partie de capteur de distance pour mesurer la distance jusqu'à la surface avant de la cargaison ; une unité de communication pour communiquer avec le module de mesure de poids, le module de mesure de largeur et le module de mesure de longueur ; et un boîtier de commande ayant une partie de commande pour calculer un volume sur la base de données de distance détectées par la première partie de capteur et la seconde partie de capteur de distance.
PCT/KR2018/014162 2017-11-20 2018-11-19 Système de mesure de poids et de volume de cargaison WO2019098782A1 (fr)

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KR20140038777A (ko) * 2012-09-21 2014-03-31 한국디지털병원수출사업협동조합 터치 기반 3차원 초음파 진단기
KR20170058250A (ko) * 2016-07-15 2017-05-26 주식회사 알지비솔루션 택배 화물 측정용 무선 통신 단말기 및 이를 이용한 택배 화물 적재량 및 택배 화물 운임 산출 시스템

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US20230019383A1 (en) * 2019-10-31 2023-01-19 United States Postal Service Container management device
US11821777B2 (en) * 2019-10-31 2023-11-21 United States Postal Service Container management device
CN111310740A (zh) * 2020-04-14 2020-06-19 深圳市异方科技有限公司 一种运动情况下行人行李体积测量装置
CN111310740B (zh) * 2020-04-14 2023-03-28 深圳市异方科技有限公司 一种运动情况下行人行李体积测量装置

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