CN114532647A

CN114532647A - Human body three-dimensional net size measuring instrument based on millimeter waves

Info

Publication number: CN114532647A
Application number: CN202011332074.7A
Authority: CN
Inventors: 李桂琴
Original assignee: Shanghai Jingji Photoelectric Technology Co ltd
Current assignee: Shanghai Jingji Photoelectric Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2022-05-27

Abstract

The invention discloses a millimeter wave-based human body three-dimensional net size measuring instrument which mainly comprises a dynamic measuring module, a support module and a weight measuring module, wherein the dynamic measuring module is configured into a plurality of sections of measuring rods, a top measuring rod, a millimeter wave radar sensor, a sensor mounting bottom plate and a miniature 3D camera, the support module is configured into a synchronous belt linear sliding table module, a linear sliding table guide rail, a bottom support, an upright post, a touch screen and a screen support, and the weight measuring module is configured into a weight measuring base, a weight sensor and a main control panel. By utilizing the characteristic that millimeter waves can penetrate through the non-conductor fabric of the clothes but cannot penetrate through the human body, the invention can accurately measure the three-dimensional net size of the human body and is harmless to the human body under the condition that a tested person wears clothes.

Description

Human body three-dimensional net size measuring instrument based on millimeter waves

Technical Field

The invention relates to a human body characteristic measuring device applicable to the clothing industry, in particular to a human body three-dimensional clear data measuring instrument based on millimeter waves.

Background

The human body measurement data has high commercial value in the clothing industry all the time, and the personalized customization in the clothing industry is becoming the mainstream nowadays, so that higher requirements are put forward for the primary step of clothing customization, namely measuring. The traditional manual measurement has the disadvantages of low measurement precision, low measurement efficiency, avoidance of contact measurement, certain requirements on measurement personnel and the like.

In the modern times, the three-dimensional human body measurement technology is replacing the traditional manual measurement mode due to the advantages of high measurement speed, non-contact measurement, high measurement efficiency, no measurement error caused by human subjective factors and the like. In the existing non-contact human body three-dimensional measurement technology, the surface characteristics of a human body are scanned on the basis of optics by combining a software application technology, a computer vision technology and a sensor technology, and required size data is obtained through algorithm calculation.

The millimeter wave radar has the characteristic that the millimeter wave radar can penetrate any insulating material (such as non-conductive clothes) but cannot penetrate a human body with conductive substances, non-contact human body net size data measurement based on millimeter waves can be realized by utilizing the characteristic, and the millimeter waves do not harm the human body, so that the millimeter wave radar is a safe and healthy measurement technology.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a millimeter wave-based human body three-dimensional net size measuring instrument which can accurately, inexpensively, harmlessly, efficiently and conveniently measure the detailed body size and physiological index data of a measured person, and the measuring instrument is designed into a detachable structure and is convenient to carry to different measuring occasions for use.

The invention discloses a millimeter wave-based human body three-dimensional net size measuring instrument, which mainly comprises three parts, namely a dynamic measuring module, a bracket module and a weight measuring module, wherein the dynamic measuring module mainly realizes the function of dynamically scanning and measuring human body net size information and mainly comprises the following components: multistage measuring stick, top measuring stick, millimeter wave radar sensor, sensor mounting plate, miniature 3D camera. The support module mainly realizes supporting, provides power and data display's effect, mainly includes hold-in range straight line slip table module, straight line slip table guide rail, bottom support, stand, touch screen, screen support, and weight measurement module mainly realizes measuring weight measurement function, mainly includes: weight measurement base, weight sensor, main control panel.

Compared with the prior art, the millimeter wave-based human body three-dimensional net size measuring instrument has the advantages that: the human body three-dimensional net size measuring instrument provided by the invention can realize non-contact measurement of human body three-dimensional net size information in a short time, and can obtain the information of the measured person such as chest circumference, waist circumference, hip circumference, leg circumference, weight and the like.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention.

Fig. 2 is a schematic view of the inside of a multi-segment measuring rod member according to the present invention.

Fig. 3 is a schematic structural diagram of a rack module according to a first embodiment of the invention.

Fig. 4 is a schematic diagram of a weight measurement module according to the present invention.

FIG. 5 is a schematic view showing the overall structure and the structure of a rack module according to a second embodiment of the present invention

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings, wherein technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the 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.

Example 1

Referring to fig. 1 to 4, fig. 1 schematically shows an embodiment of the present invention, which mainly includes a dynamic measurement module (1), a support module (2) and a weight measurement module (3), wherein the dynamic measurement module (1) mainly implements a function of measuring human body net size information by translational scanning, and is mainly configured to: multistage measuring stick (1-1), top measuring stick (1-2), miniature 3D camera (1-3), millimeter wave radar sensor (1-4), sensor mounting plate (1-6), support module (2) mainly realize supporting, provide power and data display's effect, mainly configure to: hold-in range straight line slip table module (2-1), straight line slip table guide rail (2-2), bottom support (2-3), stand (2-4) and (2-7), touch-sensitive screen (4), screen support (4-1), weight measurement module (3) mainly realize measuring the weight and bear the weight of surveyed people's function, mainly configure into: a weight measuring base (3-1), a weight sensor (3-2) and a main control panel (3-3).

Referring to fig. 1, in the dynamic measurement module (1), the vertically installed multi-section measurement rod (1-1) is connected to the top measurement rod (1-2), the multi-section measurement rod (1-1) is designed to be detachable in multi-section for convenient storage and carrying, the multi-section rod pieces are connected with each other in an inserting manner, and circuits between the multi-section rod pieces are communicated through USB interfaces (1-7).

Referring to fig. 2, further, each of the multiple measuring rods (1-1) is installed with a plurality of millimeter wave sensors (1-4), the millimeter wave radar sensors (1-4) are uniformly distributed on the sensor mounting base plates (1-6), the sensor mounting bottom plate (1-6) is fixed in each section of rod piece of the multi-section measuring rod (1-1) in an inserting mode, each section of rod piece of the multi-section measuring rod (1-1) is of a hollow structure, one surface (1-8) is made of plastic material and can be penetrated by radar waves, the other three surfaces (1-9) are made of metal material and are connected and attached through slots, two sections of the multi-section measuring rods (1-1) and the top measuring rod (1-2) are provided with miniature 3D cameras (1-3).

Further, the vertically-installed multi-section measuring rod (1-1) is used for acquiring profile data of a measured person, wherein the profile data comprises sizes of a forward neck, a chest, a back, an abdomen, a crotch and a hip and is used for shooting and acquiring dressing appearance of the measured person, and the top measuring rod (1-2) is used for acquiring profile data of a overlooking direction of the measured person, and the profile data comprises sizes of a height, a shoulder slope and the like and is used for shooting and acquiring standing position information of the measured person.

Referring to fig. 1 and 3, in this embodiment, in the support module (2), the bottom support (2-3) is a multi-section spliced T-shaped structure, the fixed linear sliding table guide rail (2-2) is horizontally placed, the two columns (2-4) and (2-7) are vertically placed and fixed through a plug, the two columns (2-4) and (2-7) are both of a multi-section splicing structure and support the synchronous belt linear sliding table module (2-1) together, the touch screen (4) is supported and fixed on the synchronous belt linear sliding table module (2-1) through the screen support (4-1), and the touch screen (4) is used for displaying the related human body net three-dimensional data of the tested person and two-dimensional codes for downloading privacy data such as no user name.

Further, the interlude of multistage measuring stick (1-1) is fixed on the slip table of hold-in range straight line slip table module (2-1) through installation buckle (2-5), multistage measuring stick (1-1) quilt horizontal side-to-side movement is done in the drive of hold-in range straight line slip table module (2-1), multistage measuring stick (1-1) bottom pole section is fixed on slider (2-6) of straight line slip table guide rail, the motion of multistage measuring stick (1-1) drives slider (2-6) motion simultaneously, in order to realize multistage measuring stick (1-1) perpendicular to weight measurement base (3-1) plane scans the measurement to the human body surface.

Furthermore, the connection of the bottom bracket (2-3) and the linear sliding table guide rail (2-2), and the connection of the synchronous belt linear sliding table module (2-1) and the upright columns (2-4) and (2-7) are all in bolt connection; the synchronous belt linear sliding table module (2-1) and the linear sliding table guide rail (2-2) are arranged in the same direction.

Referring to fig. 4, in the body weight measuring module (3) of the millimeter wave-based three-dimensional human body net size measuring instrument, a weight sensor (3-2) and a main control panel (3-3) are installed in the body weight measuring base (3-1), and the body weight measuring base (3-1) and the support (2) can perform data transmission in a wired or wireless communication manner.

Example 2

Different from embodiment 1, as shown in fig. 5, in this embodiment, a synchronous belt linear sliding table module (5-1) and a linear sliding table guide rail (5-2) are horizontally arranged on the same height in the side view direction of the millimeter wave-based human body three-dimensional net size measuring instrument support module (2), the synchronous belt linear sliding table module (2-1) is supported by vertical rods (2-7) and (5-3), and the linear sliding table guide rail (5-2) is horizontally arranged and fixed on a bottom support (2-3).

Further, similar with the arrangement mode of positive multistage measuring stick, be fixed with multistage measuring stick (5-4) through installation buckle (5-5) on the slip table of hold-in range straight line slip table module (5-1) equally, multistage measuring stick (5-4) quilt the horizontal back and forth movement is done in the drive of hold-in range straight line slip table module (5-1), multistage measuring stick (5-4) bottom pole section is fixed on slider (5-6) of straight line slip table guide rail, the motion of multistage measuring stick (5-4) drives slider (5-6) motion simultaneously, in order to realize multistage measuring stick (5-4) perpendicular to weight measurement base (3-1) plane and scanning direction are perpendicular with positive scanning direction.

In the embodiment, a forward and lateral arrangement mode is adopted to arrange the movable multi-section measuring rods (1-1) and (5-4), the multi-section measuring rods (1-1) are used for acquiring forward scanning data of a measured person, and the multi-section measuring rods (5-4) are used for acquiring lateral scanning data of the measured person, so that the body rotation times of the measured person in the measuring process can be reduced, and the measuring efficiency of the human three-dimensional data measuring instrument and the use experience of the measured person are improved.

The working principle of the measurement of the invention is as follows: once a measured person stands on the weight measuring base (3-1), a measuring starting instruction is displayed on the touch screen (4), the device starts measuring work, the multiple measuring rods (1-1) and (5-4) horizontally move from one end to the other end, the multiple measuring rods (1-1) and (5-4) continuously scan, measure and photograph the body surface in a 3D mode in the moving process, meanwhile, the measured person rotates in a corresponding angle according to indication information on the touch screen (4), information such as height, neck circumference, shoulder inclination, chest circumference, hip circumference and leg circumference are extracted from a three-dimensional body surface detection point of the measured person through an intelligent algorithm, and a measured net size result and a dressing 3D image are displayed through the touch screen (4).

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a human three-dimensional net size measuring apparatu based on millimeter wave, mainly comprises dynamic measurement module (1), support module (2) and weight measurement module (3), wherein, dynamic measurement module (1) mainly realizes the function of parallel translation scanning human surface measurement net size and height information, support module (2) mainly realizes supporting dynamic measurement module (1) and for dynamic measurement module (1) provide power and the effect of demonstration measured data and image, weight measurement module (3) mainly realizes the function of measuring the weight.

2. The millimeter wave based human body three-dimensional net size measuring instrument according to claim 1, wherein the dynamic measuring module (1) of the human body three-dimensional data measuring instrument is mainly configured as a multi-section measuring rod (1-1), a top measuring rod (1-2), a micro 3D camera (1-3), a millimeter wave radar sensor (1-4) and a sensor mounting base plate (1-6), the vertically mounted multi-section measuring rod (1-1) is connected with the top measuring rod (1-2), a plurality of millimeter wave sensors (1-4) are mounted in each section of the multi-section measuring rod (1-1), the millimeter wave radar sensors (1-4) are uniformly distributed on the sensor mounting base plate (1-6), the sensor mounting base plate (1-6) is fixed in each section of the multi-section measuring rod (1-1) in an insert manner, each section of rod piece of the multi-section measuring rod (1-1) is of a hollow structure, one face (1-8) is made of plastic materials and can be penetrated by radar waves, the other three faces (1-9) are made of metal materials and are connected and attached through sliding grooves, and two sections of the multi-section measuring rod (1-1) and the top measuring rod (1-2) are provided with the miniature 3D camera (1-3).

3. The millimeter wave-based human body three-dimensional net size measuring instrument according to claim 1, wherein the support module (2) of the human body three-dimensional data measuring instrument has two support structures of a pure forward dynamic measuring module (1) and a forward and lateral dynamic measuring module (1) according to the arrangement mode of the dynamic measuring module (1), when the support module (2) of the human body three-dimensional data measuring instrument is a support structure of a pure forward arrangement, the support structure is configured as a synchronous belt linear sliding table module (2-1), a linear sliding table guide rail (2-2), a bottom support (2-3), upright columns (2-4) and (2-7), a touch screen (4) and a screen support (4-1), the bottom support (2-3) is a T-shaped structure formed by splicing a plurality of sections, and the linear sliding table guide rail (2-2) is horizontally placed and fixed, the two columns (2-4) and (2-7) are vertically placed and fixed through plugs, the two columns (2-4) and (2-7) jointly support the synchronous belt linear sliding table module (2-1), the touch screen (4) is supported and fixed on the synchronous belt linear sliding table module (2-1) through the screen support (4-1), and the touch screen (4) is used for displaying related human body net three-dimensional data and images of a tested person, human body appearance 3D images and two-dimensional codes which do not contain privacy data such as user names; when the support module (2) of the human body three-dimensional data measuring instrument is a supporting structure which is arranged in the forward and lateral directions, a synchronous belt linear sliding table module (5-1) and a linear sliding table guide rail (5-2) which are arranged horizontally are added at the same height in the side view direction of the measuring instrument, the synchronous belt linear sliding table module (5-1) is supported by vertical rods (2-7) and (5-3) together, and the linear sliding table guide rail (5-2) is horizontally arranged and fixed on a bottom support (2-3).

4. The millimeter wave-based human body three-dimensional net size measuring instrument according to claim 3, wherein the middle sections of the multi-section measuring rods (1-1) and (5-4) are fixed on the sliding tables of the synchronous belt linear sliding table modules (2-1) and (5-1) through mounting fasteners (2-5) and (5-5), the multi-section measuring rods (1-1) and (5-4) are driven by the synchronous belt linear sliding table modules (2-1) and (5-1) to move horizontally left and right or horizontally front and back, the bottom rod sections of the multi-section measuring rods (1-1) and (5-4) are fixed on the sliding blocks (2-6) and (5-6) of the linear sliding table guide rail, and the multi-section measuring rods (1-1) and (5-4) drive the sliding blocks (2-6) and (5-6) respectively during movement ) Moving to realize that the multiple sections of measuring rods (1-1) and (5-4) are perpendicular to the plane of the weight measuring base (3-1) and scan and measure the front and the side of the human body simultaneously.

5. The millimeter wave based human body three-dimensional net size measuring instrument as claimed in claim 4, wherein the multi-section measuring rods (1-1), (5-4), the bottom bracket (2-3), the columns (2-4), (2-7), (5-3) are designed to be detachable in multiple sections for storage and carrying, the multi-section rods are connected in an inserted manner, the circuits between the multi-section measuring rods (1-1), (5-4) are communicated through the USB interfaces (1-7), and the non-segmented structure of the bottom bracket (2-3), the columns (2-4), (2-7) and (5-3) is also within the protection scope of the claims.

6. The human body three-dimensional data measuring instrument as claimed in claim 1, wherein in the weight measuring module (3) of the human body three-dimensional data measuring instrument, the weight sensor (3-2) and the main control panel (3-3) are installed in the weight measuring base (3-1), and the weight measuring base (3-1) and the bracket (2) can perform data transmission by adopting a wired or wireless communication mode.