CN210901544U

CN210901544U - Body model with adjustable body size proportion

Info

Publication number: CN210901544U
Application number: CN201921563909.2U
Authority: CN
Inventors: 孙敏; 鲁淑华
Original assignee: Chongqing City Management College
Current assignee: Chongqing City Management College
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-07-03
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a mannequin with adjustable figure proportion, relating to the field of costume designing and displaying devices and comprising a base, waist and leg parts, a trunk part and two hand arm parts; the base is provided with two telescopic socket rods a, the waist and leg components comprise a socket structure, a waist framework and two leg frameworks which are sequentially connected, one ends of the two leg frameworks, which are far away from the waist framework, are respectively connected with one socket rod a, and the socket structure is slidably connected with the waist framework; the body part comprises a chest framework and two shoulder frameworks, the chest framework is connected with the bearing structure, the two shoulder frameworks are arranged on the top surface of the chest framework in a sliding mode, the arm part comprises a big arm, a small arm and a sliding column b, one end of the big arm is hinged to the shoulder frameworks, and the other end of the big arm is connected with the small arm in a telescopic mode. The mannequin can correspondingly adjust the height, leg length, shoulder width and arm length parameters of the mannequin according to the actual situation of a user, so that the mannequin is more closely attached to the specific situation of the user in the clothes design and customization.

Description

Body model with adjustable body size proportion

Technical Field

The utility model relates to a dress designing and display device field specifically is a mannequin of adjustable stature proportion.

Background

The garment design is to make conception according to the requirements of users, draw effect drawings and plan drawings, and make the garment according to the drawings. The achievement of the clothing design is embodied in the clothing product, in the clothing design process, a designer usually can try out the clothing product according to the design, and then aiming at the defects of the try-out product, the original design needs to be modified for many times, so that the product which not only embodies the design concept of the designer, but also can meet the use requirement of a user can be obtained. In this process, the designer needs to modify the design of the garment according to the actual effect of trying on the upper body of the garment, which usually requires a mannequin for dressing display. The mannequin in the prior art is usually made of plaster according to a fixed size ratio, so that a costume design studio or a clothing shop usually needs to purchase a plurality of mannequins with different specifications to just meet the requirements of costume design and manufacture, the cost of costume design and manufacture is increased, and meanwhile, a plurality of mannequins also occupy a large amount of space. In addition, the mannequins in the prior art are generally manufactured according to the standard stature proportion, and the statures of most people in reality have certain deviation from the standard statures, so that the mannequins are difficult to accurately show the upper body effects of trial-made clothes and ready-made clothes. Particularly, as the demand for personal wear is gradually increased, more and more consumers are getting to design and make customized clothes, that is, the clothes are tailored according to the specific situation of the user, and personalized clothes are designed and made in one piece, which further needs to be close to the specific situation of the user in the process of designing clothes.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's is not enough, provides a mannequin of adjustable stature proportion, can correspond height, the leg length of adjusting mannequin, shoulder width, arm length parameter according to user's actual conditions to and chest circumference, waistline, the buttockss circumference of adjusting mannequin, with the concrete condition that helps the designer more hug closely the user when dress designing and customization.

The purpose of the utility model is realized through the following technical scheme:

a mannequin with adjustable body size proportion comprises a base, waist and leg parts, a trunk part and two hand arm parts;

the base comprises a seat stand, and the top surface of the seat stand is provided with two insertion rods a which can be lifted synchronously;

the waist and leg component comprises a waist framework, a bearing structure and two leg frameworks, one ends of the two leg frameworks are fixedly connected with the bottom surface of the waist framework, the other ends of the two leg frameworks are respectively provided with a socket blind hole a, one ends of the two socket rods a are respectively arranged in the two socket blind holes a, the bearing structure comprises a connecting plate, one end of the connecting plate is fixedly provided with two socket rods b, the other end of the connecting plate is fixedly connected with a sliding column a, the top surface of the waist framework is provided with a sliding hole a, and one end, away from the connecting plate, of the sliding column a is slidably arranged in the sliding hole a;

the body part comprises a chest framework, a neck framework and two shoulder frameworks, wherein the bottom surface of the chest framework is provided with two socket blind holes b, the two socket rods b are respectively arranged in the two socket blind holes b, the neck framework is fixedly arranged in the middle of the top surface of the chest framework, the two shoulder frameworks are symmetrically arranged at two ends of the neck framework, and the two shoulder frameworks are both connected with the top surface of the chest framework in a sliding manner;

arm part includes big arm, forearm and traveller b, two the one end of big arm respectively with two the shoulder skeleton is kept away from the one end of neck skeleton articulated, two the slide opening b has been seted up to the other end of big arm, the one end slidable of traveller b set up in the slide opening b, the other end of traveller b with the one end fixed connection of forearm.

Further, the connecting plate with between the top surface of waist skeleton, the shoulder skeleton with between the neck skeleton, and big arm with all be provided with telescopic flexible connectors between the forearm.

Furthermore, the device also comprises a circumference adjusting device, wherein the circumference adjusting device comprises a chest airbag belt, a waist airbag belt and two leg airbag belts; the chest airbag belt, the waist airbag belt and the leg airbag belt respectively comprise a plurality of airbags which are arranged side by side and connected in sequence, and the airbags are made of high-elastic materials;

chest gasbag area encircle fixedly set up in on the outer wall of chest skeleton, waist gasbag area encircle fixedly set up in on the lateral wall of waist skeleton, two shank gasbag area encircle respectively fixedly set up in two the shank skeleton is close to on the lateral wall of the one end of waist skeleton.

Further, the base further comprises a control box, a connecting plate a, a screw rod a and a motor a;

the seat stand is of a hollow stand structure with an opening at the bottom end, the top surface of the seat stand is provided with two guide holes a, the two insertion rods a are respectively arranged in the two guide holes a in a sliding way,

the bottom end of the seat stand is fixedly connected with the top surface of the control box, the two ends of the screw rod a are respectively and rotatably connected with the top surface of the seat stand and the top surface of the control box, one side of the connecting plate a is fixedly connected with one end of each of the two insertion rods a, a threaded hole is formed in the middle of the connecting plate a, the connecting plate a is connected with the screw rod a through threads,

the motor a is fixedly arranged in the control box, and the output end of the motor a is fixedly connected with one end of the screw rod a.

Further, a motor b is fixedly arranged on the waist frame, an output shaft of the motor b is fixedly connected with a screw rod b, one end of the screw rod b is rotatably connected with the waist frame, and the other end of the screw rod b is fixedly provided with a limiting plate b;

the sliding column a is of a hollow column structure, a sliding block is fixedly arranged at one end, far away from the connecting plate, of the sliding column a, a threaded hole is formed in the middle of the sliding block, and the sliding block is connected with the screw rod b through threads.

Furthermore, supports are arranged on the top surface of the chest framework and close to the two ends of the chest framework, a double-output motor is fixedly arranged in the neck framework, two output shafts of the double-output motor are respectively connected with a screw rod a and a screw rod b, the other ends of the screw rod a and the screw rod b are respectively rotatably connected with one of the two supports, and the thread turning directions of the screw rod a and the screw rod b are opposite;

two shoulder skeletons are hollow structure, two shoulder skeletons are close to the one end of neck skeleton is fixed respectively and is provided with thread bush an and thread bush b, thread bush an with screw rod a passes through threaded connection, thread bush b with screw rod b passes through threaded connection.

Furthermore, a motor c is fixedly arranged in the sliding hole b, a screw rod c is fixedly connected to an output shaft of the motor c, a support frame is fixedly arranged in one end, close to the small arm, of the sliding hole b, and one end, far away from the motor c, of the screw rod c is rotatably connected with the support frame;

the sliding column b comprises a threaded sleeve c and a plurality of connecting rods arranged in parallel, one ends of the connecting rods are fixedly connected with the threaded sleeve c, the other ends of the connecting rods are fixedly connected with the small arms, and the threaded sleeve c is connected with the screw rod c through threads.

Furthermore, the girth adjusting device further comprises an air pump, the air pump is communicated with each air bag in the chest air bag belt, the waist air bag belt and the leg air bag belt through hoses, and each hose is communicated with an electromagnetic valve and a pressure gauge.

The utility model has the advantages that:

the mannequin is provided with a base, a waist and leg part, a trunk part and two hand arm parts, wherein the base is provided with a lifting insertion rod a which is in socket joint with the waist and leg part, and the leg length of the mannequin can be adjusted by lifting the insertion rod a; a liftable connecting plate is arranged above the waist and leg parts and is connected with the trunk part, the adjustment of the distance between the waist and the abdomen of the upper body of the mannequin can be realized by utilizing the lifting of the connecting plate, and the corresponding body proportion can be adjusted according to the actual height of a user by combining the adjustment of the leg length; the top of the trunk part is provided with two slidable shoulder frameworks, and the shoulder width size of the mannequin can be adjusted through sliding of the two slidable shoulder frameworks; the arm component is provided with a big arm, a small arm and a sliding column, the small arm is connected with the sliding column, and the sliding column can slide in the big arm, so that the arm length of the manikin can be adjusted. In addition, the waist frame and the leg frame of the waist and leg part and the chest frame of the trunk part are wrapped with air bag belts, and the adjustment of the waist circumference, the hip circumference and the chest circumference of the manikin can be realized by inflating the corresponding air bags. Through the adjustment of the body parameters, the mannequin can be adjusted to a state matched with the actual body of the user, and the upper body effect of the trial-made clothes and the ready-made clothes can be displayed when the clothes are designed and manufactured, so that a designer can be helped to cling to the specific situation of the user in the clothes designing process.

The processes of leg length adjustment, waist and abdomen spacing adjustment, shoulder width adjustment and arm length adjustment of the human body model are all adjusted by the aid of the screw rod transmission mechanism through the motor, on one hand, the self-locking performance of the screw rod can be utilized, so that the length value of the human body model cannot be changed after the leg length is adjusted, on the other hand, the adjustment length value corresponding to the number of turns of rotation can be converted according to the screw pitch of the screw rod, and accordingly reliable automatic adjustment is achieved. Above-mentioned waistline, buttockss enclose and chest enclose's regulation all aerifys the completion through setting up the pump and adjust corresponding gasbag, sets up pressure gauge and solenoid valve in the gas charging line, utilizes the pressure of pressure gauge monitoring gasbag to judge its expanded volume, thereby close the solenoid valve and accomplish the regulation after reaching the setting value. Through the arrangement, the automatic adjustment of the mannequin can be effectively realized, and the mannequin is more convenient to use.

Drawings

FIG. 1 is a schematic structural view of a mannequin with adjustable size scale according to the present invention;

FIG. 2 is a schematic structural view of a base of the mannequin with adjustable size ratio of the present invention;

FIG. 3 is a schematic structural view of a waist and leg part of a manikin with adjustable size ratio according to the present invention;

FIG. 4 is a schematic structural view of a torso part of the manikin with adjustable body size ratio;

FIG. 5 is a schematic structural view of a hand arm member of a mannequin with adjustable body size ratio according to the present invention;

fig. 6 is a schematic structural view of the air bag belt in the mannequin with adjustable stature ratio of the present invention.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in figures 1 to 6, a mannequin with adjustable size scale comprises a base 100, a waist and leg member 200, a trunk member 300 and two hand arm members 400.

The base 100 includes a base 101. in practice, the base 100 requires a high weight for moving the center of the entire mannequin down for better stability.

Two socket rods a102 are arranged on the top surface of the seat platform 101 and can synchronously lift. The waist and leg component 200 includes a waist frame 210, a receiving structure, and two leg frames 220.

One end of each of the two leg frameworks 220 is fixedly connected with the bottom surface of the waist framework 210, the other end of each of the two leg frameworks 220 is provided with a socket blind hole a221, one end of each of the two socket rods a102 is respectively arranged in the two socket blind holes a221, and the end of each of the two socket rods a is in contact with the blind end of the socket blind hole a 221. When the two inserting rods a102 are lifted, the two leg skeletons 220 are jacked up, and after the mannequin is dressed, the jacked height is equivalent to the increase of the leg length of the mannequin, so that the leg length of the mannequin can be adjusted by the lifting of the inserting rods a 102. The synchronous lifting action of the two socket rods a102 can be manually adjusted, and can also be automatically adjusted by various mechanical structures. In this embodiment, the seat platform 101 is provided with a hollow platform structure with an open bottom end, the bottom of the seat platform 101 is fixedly provided with the control box 110, the top surface of the seat platform 101 is provided with two guide holes a, and the two socket rods a102 are slidably arranged in the two guide holes a respectively. A screw rod a104 is rotatably arranged between the top surface of the seat platform 101 and the top surface of the control box 110, one end of the two socket rods a102, which is positioned in the seat platform 101, is fixedly connected with a connecting plate a103, a threaded hole is formed in the middle of the connecting plate a103, and the connecting plate a103 is in threaded connection with the screw rod a104 through the threaded hole and the matching thread of the screw rod a 104. A motor a105 is fixedly arranged in the control box 110, and an output shaft of the motor a105 is fixedly connected with one end of the screw rod a 104. When the motor a105 rotates, the output shaft thereof drives the screw rod a104 to rotate, and because the connecting plate a103 is in threaded connection with the motor a, and the rotational freedom degree of the connecting plate a103 is limited by the two socket rods a102, according to the screw rod transmission principle, the connecting plate a103 moves up and down along with the rotation of the screw rod a104, thereby driving the two socket rods a102 to move up and down. In the above arrangement, the screw rod transmission mechanism is selected, on one hand, the length value of the manikin after the leg length is adjusted can not change by utilizing the self-locking performance of the screw rod, and on the other hand, the adjusting length value corresponding to the number of turns can be converted according to the screw pitch of the screw rod a104, so that reliable automatic adjustment is realized. The socket rod a102 and the socket blind hole a221 are arranged to form a socket structure, so that the waist and leg part 200 and the base 100 can be very conveniently disassembled and assembled, and special clothes can be conveniently worn on a human body.

The receiving structure comprises a connecting plate 231, two socket rods b232 are fixedly arranged at one end of the connecting plate 231, and a sliding column a233 is fixedly connected at the other end of the connecting plate 231. The top surface of the waist frame 210 is provided with a sliding hole a, and one end of the sliding column a233 far away from the connecting plate 231 is slidably arranged in the sliding hole a. The torso part 300 comprises a chest framework 310, two socket blind holes b311 are formed in the bottom surface of the chest framework 310, two socket rods b232 are arranged in the two socket blind holes b311 respectively, and the torso part 300 and the waist and leg part 200 can be assembled and disassembled conveniently through socket arrangement so as to facilitate special clothes of a human body. The connecting plate 231 is used to connect the chest frame 310, and the distance between the chest frame 310 and the waist frame 210 can be adjusted by the sliding of the sliding column a233 in the sliding hole a, so that the distance between the chest and abdomen of the upper torso of the manikin can be adjusted. In practice, the adjustment process can be manually adjusted by a person, or can be automatically adjusted by various mechanical structures. In this embodiment, the lower portion of the waist frame 210 is hollowed to form a mounting hole, a motor b211 is fixedly mounted in the mounting hole, the motor b211 is vertically disposed upward, an output shaft of the motor b211 is fixedly connected with a screw rod b212, the screw rod b212 is disposed in the sliding hole a in a penetrating manner, and one end of the screw rod b212 is rotatably connected with the waist frame 210. The sliding column a233 is provided in a hollow column structure, and one end of the sliding column a remote from the connecting plate 231 is fixedly provided with a sliding block 234, and the outer contour of the sliding block 234 is matched with the sliding hole a and can slide in the sliding hole a. The middle part of the slide block 234 is provided with a threaded hole, and the slide block 234 is connected with the screw rod b212 through threads. According to the screw transmission principle, when the motor b211 rotates, the connecting plate 231 can be lifted, and the chest frame 310 can be lifted further. Similarly, the setting can keep the stable structure of the setting, and the lifting displacement can be determined according to the number of rotation turns, thereby being convenient for automatic control. Preferably, a limit plate b213 is fixedly disposed at an end of the screw b212 away from the motor b211 to limit the stroke of the slider 234.

Torso member 300 may further include a neck armature 330 and two shoulder armatures 320. Neck skeleton 330 is fixed to be set up in the top surface middle part of chest skeleton 310, and two shoulder skeletons 320 symmetry set up in the both ends of neck skeleton 330, and two shoulder skeletons 320 all are connected with the top surface slidable of chest skeleton 310. The shoulder width of the manikin can be adjusted by sliding the two shoulder skeletons 320 and adjusting the relative positions. Similarly, the adjustment process can be manually adjusted or automatically adjusted by various mechanical structures. In this embodiment, the top surface of the chest frame 310 is provided with two brackets 312 near two ends, the neck frame 330 is internally and fixedly provided with a dual-output motor 331, two output shafts of the dual-output motor 331 are respectively connected with a screw a332 and a screw b333, and the other ends of the screw a332 and the screw b333 are respectively rotatably connected with one of the two brackets 312. The two shoulder frameworks 320 are of a hollow structure, one ends of the two shoulder frameworks 320, which are close to the neck framework 330, are respectively and fixedly provided with a threaded sleeve a321 and a threaded sleeve b322, the threaded sleeve a321 is in threaded connection with the screw a332, and the threaded sleeve b322 is in threaded connection with the screw b 333. The thread pitches of the screw a332 and the screw b333 are the same and the rotation directions are opposite, the two output shafts of the double-output motor 331 are arranged oppositely, when the two output shafts rotate, the screw a332 and the screw b333 are respectively driven to rotate, according to the screw rod transmission principle, the two shoulder frameworks 320 synchronously move close to each other or move away from each other, and therefore the shoulder width of the manikin can be adjusted. Similarly, the screw rod transmission mechanism is arranged, the set structure can be kept stable, the lifting displacement can be determined according to the number of rotation turns, and the automatic control is convenient. Preferably, a sliding groove is formed on the top surface of the chest frame 310, and sliding blocks matched with the sliding groove are arranged at the bottoms of the two shoulder frames 320; meanwhile, guide rods are fixedly arranged at both ends of the neck frame 330, and the guide rods are matched with the inner contour of the shoulder frame 320, so that the sliding stability of the shoulder frame 320 is ensured.

The hand arm part 400 comprises a big arm 410, a small arm 420 and a sliding column b430, wherein one end of each big arm 410 is hinged with one end of each shoulder skeleton 320 far away from the neck skeleton 330, and the big arms 410 can be rotated freely, so that the mannequin can be dressed conveniently. The other ends of the two large arms 410 are provided with sliding holes b, one end of a sliding column b430 is slidably arranged in the sliding holes b, and the other end of the sliding column b430 is fixedly connected with one end of the small arm 420. The distance between the big arm 410 and the small arm 420 can be changed by adjusting the sliding of the sliding column b430 in the sliding hole b, thereby realizing the arm length adjustment of the manikin. Similarly, the adjustment mode can be manually adjusted, and can also be automatically adjusted by a plurality of mechanisms. The embodiment still selects the screw rod transmission mechanism for keeping the set structure stable, can determine the lifting displacement according to the number of rotation turns, and is convenient for automatic control. During specific implementation, a motor c411 is fixedly arranged in the sliding hole b, a lead screw c412 is fixedly connected to an output shaft of the motor c411, a support frame 413 is fixedly arranged in one end, close to the small arm 420, of the sliding hole b, and one end, far away from the motor c411, of the lead screw c412 is rotatably connected with the support frame 413. The sliding column b430 comprises a threaded sleeve c431 and a plurality of connecting rods arranged in parallel, one ends of the connecting rods are fixedly connected with the threaded sleeve c431, the other ends of the connecting rods are fixedly connected with the small arm 420, and the threaded sleeve c431 is in threaded connection with the screw rod c 412.

Furthermore, telescopic flexible connecting components are arranged between the connecting plate 231 and the top surface of the waist frame 210, between the shoulder frame 320 and the neck frame 330, and between the large arm 410 and the small arm 420, so as to avoid the appearance of hollow areas in the process of adjusting the distance between the components, which affects the display of the clothes wearing state. In this embodiment, the flexible connecting member is a bellows-shaped connecting member, which can be adaptively adjusted by expansion and contraction according to the displacement between the above-mentioned members, and has a certain structural rigidity, so that a cavity region due to relative displacement can be effectively prevented.

Preferably, the outer parts of the skeleton structures of the waist-leg members 200, the trunk member 300 and the arm members 400 are wrapped with flexible materials to simulate the thickness of different parts of the human body, so as to better show the wearing state.

Furthermore, the manikin of the utility model further comprises a circumference adjusting device. The girth adjusting device comprises a chest airbag belt, a waist airbag belt and two leg airbag belts; chest gasbag area is around fixedly setting up on the outer wall of chest skeleton 310, and waist gasbag area is around fixedly setting up on the lateral wall of waist skeleton 210, and two shank gasbag areas are respectively around fixedly setting up on the lateral wall of the one end that is close to waist skeleton 210 of two shank skeletons 220. The chest airbag belt, the waist airbag belt and the leg airbag belt respectively comprise a plurality of airbags which are arranged side by side and connected in sequence, and the specific arrangement mode is determined according to the specific requirements of the chest, the waist and the hip, such as the chest airbag belt and the waist airbag belt, the airbags of the chest airbag belt and the waist airbag belt are mainly arranged on the front wearing face of the mannequin, and the airbags of the leg airbag belts are mainly arranged on the back wearing face of the mannequin. The air bags are made of high-elastic materials, and the circumference adjustment of the chest circumference, the waist circumference and the hip circumference of the human body model can be realized by inflating the corresponding air bags. For realizing automatic control, in this embodiment, this girth adjusting device still includes the air pump, air pump and chest gasbag area, each gasbag in waist gasbag area and the shank gasbag area passes through the hose intercommunication, all the intercommunication is provided with solenoid valve and pressure gauge on each hose, after the gasbag aerifys the inflation, the pressure value of its inside atmospheric pressure is certain corresponding relation with its volume after the inflation, in the inflation process, usable pressure gauge detects the inflated pressure value of every gasbag, after reaching the setting value of gasbag inflation volume, can close the solenoid valve, accomplish the automatic inflation to the gasbag, and through controlling the inflation state to every gasbag, can accomplish the girth regulation of this human model chest girth, waistline and buttockss.

In practice, the control box 110 of the mannequin is provided with a human-computer interface and a controller therein. The height, shoulder width, leg length, arm length, chest circumference, waist circumference and hip circumference parameters of a user are input through a human-computer interaction interface, the height, shoulder width, leg length and arm length of the mannequin are adjusted by the aid of the controller through the number of rotation turns of the output shaft of each motor, the air inflation of each air bag is adjusted by the aid of the barometer values of each air bag, automatic adjustment of the body proportion of the mannequin can be completed, actual body conditions of the user are matched, and a designer is assisted to more closely fit the specific conditions of the user during costume design and customization.

The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise forms disclosed herein, and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the invention as defined by the appended claims. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A mannequin with adjustable stature proportion is characterized by comprising a base (100), waist and leg parts (200), a trunk part (300) and two hand arm parts (400);

the base (100) comprises a seat stand (101), and the top surface of the seat stand (101) can be synchronously lifted and lowered and is provided with two insertion rods a (102);

the waist and leg component (200) comprises a waist framework (210), a bearing structure and two leg frameworks (220), one ends of the two leg frameworks (220) are fixedly connected with the bottom surface of the waist framework (210), the other ends of the two leg frameworks (220) are respectively provided with a socket blind hole a (221), one ends of the two socket rods a (102) are respectively arranged in the two socket blind holes a (221), the bearing structure comprises a connecting plate (231), one end of the connecting plate (231) is fixedly provided with two socket rods b (232), the other end of the connecting plate (231) is fixedly connected with a sliding column a (233), the top surface of the waist framework (210) is provided with a sliding hole a, and one end, far away from the connecting plate (231), of the sliding column a (233) is slidably arranged in the sliding hole a;

the torso part (300) comprises a chest framework (310), a neck framework (330) and two shoulder frameworks (320), wherein the bottom surface of the chest framework (310) is provided with two socket blind holes b (311), the two socket rods b (232) are respectively arranged in the two socket blind holes b (311), the neck framework (330) is fixedly arranged in the middle of the top surface of the chest framework (310), the two shoulder frameworks (320) are symmetrically arranged at two ends of the neck framework (330), and the two shoulder frameworks (320) are both connected with the top surface of the chest framework (310) in a sliding manner;

arm part (400) includes big arm (410), forearm (420) and traveller b (430), two the one end of big arm (410) respectively with two the one end that neck skeleton (330) was kept away from in shoulder skeleton (320) is articulated, two slide opening b has been seted up to the other end of big arm (410), the one end slidable of traveller b (430) set up in slide opening b, the other end of traveller b (430) with the one end fixed connection of forearm (420).

2. The mannequin of claim 1, wherein flexible connectors are provided between the connection plate (231) and the top surface of the waist frame (210), between the shoulder frame (320) and the neck frame (330), and between the large arm (410) and the small arm (420).

3. The mannequin of claim 2, further comprising a girth adjustment device comprising a chest air bag strap, a waist air bag strap and two leg air bag straps; the chest airbag belt, the waist airbag belt and the leg airbag belt respectively comprise a plurality of airbags which are arranged side by side and connected in sequence, and the airbags are made of high-elastic materials;

chest gasbag area encircle fixedly set up in on the outer wall of chest skeleton (310), waist gasbag area encircle fixedly set up in on the lateral wall of waist skeleton (210), two leg gasbag area encircle respectively fixedly set up in two leg skeleton (220) are close to on the lateral wall of the one end of waist skeleton (210).

4. The mannequin of claim 3, wherein the base (100) further comprises a control box (110), a connecting plate a (103), a screw a (104) and a motor a (105);

the base (101) is of a hollow table structure with an opening at the bottom end, the top surface of the base (101) is provided with two guide holes a, the two insertion rods a (102) are respectively arranged in the two guide holes a in a sliding manner,

the bottom end of the seat stand (101) is fixedly connected with the top surface of the control box (110), two ends of the screw rod a (104) are respectively rotatably connected with the top surface of the seat stand (101) and the top surface of the control box (110), one side of the connecting plate a (103) is fixedly connected with one end of each of the two insertion rods a (102), a threaded hole is formed in the middle of the connecting plate a (103), and the connecting plate a (103) is connected with the screw rod a (104) through threads,

the motor a (105) is fixedly arranged in the control box (110), and the output end of the motor a (105) is fixedly connected with one end of the screw rod a (104).

5. The mannequin of claim 3, wherein the waist frame (210) is fixedly provided with a motor b (211), an output shaft of the motor b (211) is fixedly connected with a screw rod b (212), one end of the screw rod b (212) is rotatably connected with the waist frame (210), and the other end of the screw rod b (212) is fixedly provided with a limiting plate b (213);

the sliding column a (233) is of a hollow column structure, a sliding block (234) is fixedly arranged at one end, far away from the connecting plate (231), of the sliding column a (233), a threaded hole is formed in the middle of the sliding block (234), and the sliding block (234) is connected with the screw rod b (212) through threads.

6. The mannequin of claim 3, wherein the top surface of the chest frame (310) is provided with brackets (312) near both ends, the neck frame (330) is internally and fixedly provided with a dual-output motor (331), two output shafts of the dual-output motor (331) are respectively connected with a screw a (332) and a screw b (333), the other ends of the screw a (332) and the screw b (333) are respectively rotatably connected with one of the two brackets (312), and the screw threads of the screw a (332) and the screw b (333) are opposite in rotation direction;

two shoulder skeletons (320) are hollow structure, two shoulder skeletons (320) are close to the one end of neck skeleton (330) is fixed respectively and is provided with thread bush a (321) and thread bush b (322), thread bush a (321) with screw rod a (332) pass through threaded connection, thread bush b (322) with screw rod b (333) pass through threaded connection.

7. The mannequin of claim 3, wherein a motor c (411) is fixedly arranged in the sliding hole b, a lead screw c (412) is fixedly connected to an output shaft of the motor c (411), a support frame (413) is fixedly arranged in one end of the sliding hole b close to the small arm (420), and one end of the lead screw c (412) far away from the motor c (411) is rotatably connected with the support frame (413);

the sliding column b (430) comprises a threaded sleeve c (431) and a plurality of connecting rods arranged in parallel, one ends of the connecting rods are fixedly connected with the threaded sleeve c (431), the other ends of the connecting rods are fixedly connected with the small arm (420), and the threaded sleeve c (431) is in threaded connection with the screw rod c (412).

8. The mannequin of claim 3, wherein the circumference adjusting device further comprises an air pump, the air pump is communicated with each of the chest, waist and leg air bags through a hose, and each hose is communicated with an electromagnetic valve and a pressure gauge.