Wearable motion capture device

Abstract

The utility model discloses a wearable motion capture device, which relates to the motion capture technology field, and comprises a data acquisition unit, the rear end and the right end of the data acquisition unit are fixedly connected with data lines, the outer wall of each data line is fixedly provided with an attitude sensor, the bottoms of the left and right sides of the data acquisition unit are fixedly connected with elastic bands, and the elastic bands are fixedly connected with the data acquisition unit. A storage structure is fixedly mounted at the top end of the data collector, a buffer structure is fixedly mounted in front of the data collector, and the storage structure comprises a plurality of clamping blocks and a first fixing frame. According to the wearable motion capture equipment, the data line and the attitude sensor can be stored under the action of the storage structure, so that the problem that the service life of the attitude sensor is shortened due to collision between the attitude sensor and other articles is solved, and meanwhile, the data line and other articles can be prevented from stretching, so that the service life of the data line is prolonged. And damage or entanglement is further caused.

Description

Technical Field

[0001] The utility model relates to the technical field of motion capture, in particular to a wearable motion capture device. Background Art

[0002] Wearable motion capture devices are devices that can capture and record human motion postures. They are usually used in sports analysis, rehabilitation training, virtual reality and other fields. Wearable motion capture devices mainly complete the task of collecting human joint posture data and realize human motion input. It can capture the body's motion trajectory and posture by wearing sensors on different parts of the body, and transmit these data to the computer for processing and analysis, so as to obtain detailed motion data. These data can be used to evaluate athletes' performance, improve sports skills, develop training plans, etc.

[0003] For example, a Chinese patent with publication number CN204496431U discloses an upper limb wearable motion capture device. In view of the problems of existing upper limb motion capture devices, such as difficulty in hand sweating, low wearing comfort, low motion capture accuracy and high cost, the utility model provides an upper limb wearable motion capture device. The utility model includes a finger posture sensor device, an arm posture sensor device, a back of hand posture sensor device and a data acquisition device arranged on the back of the hand. The data acquisition module in the data acquisition device is connected to the sensor modules in the finger posture sensor device, the arm posture sensor device and the back of hand posture sensor device through a cable.

[0004] The existing technology has the following problems:

[0005] In actual use, when the wearable motion capture device is in idle state, the posture sensors may collide with each other or other objects, which may cause damage to its internal components, resulting in inaccurate data collection and increased maintenance costs. The data cable may also become entangled when idle, affecting the normal use of the wearable motion capture device. Utility Model Content

[0006] The utility model provides a wearable motion capture device to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0008] A wearable motion capture device comprises a data collector, wherein the rear end and the right end of the data collector are fixedly connected to data cables, the outer wall of the data cable is fixedly mounted with a posture sensor, the bottoms of the left and right sides of the data collector are fixedly connected to elastic bands, the top of the data collector is fixedly mounted with a storage structure, and the front of the data collector is fixedly mounted with a buffer structure.

[0009] Preferably, the storage structure includes a plurality of card blocks and a first fixed frame, the card blocks are fixedly connected to the rear end and the right end of the data collector and the end of the posture sensor close to the data collector away from the data collector, and a card slot is provided at the end of the posture sensor close to the data collector, and the outer wall of the card block is engaged with the inner wall of the card slot.

[0010] Preferably, a storage box is fixedly connected to the rear portion of the top end of the data collector, and a limiting plate is fixedly connected to the bottom portion of the front end of the storage box.

[0011] Preferably, two slide grooves are opened in the middle of the top of the data collector, the rear ends of the two slide grooves are fixedly connected with the first springs, the front ends of the two first springs are fixedly connected with L-shaped limit rods, and the middle part of the bottom of the L-shaped limit rod overlaps with the top of the limit plate.

[0012] Preferably, the bottom end of the first fixed frame is fixedly connected to a first magnet, the front part of the top of the data collector is fixedly connected to a second magnet, the top of the second magnet is magnetically connected to the bottom of the first magnet, the rear end of the data collector is fixedly connected to a second fixed frame, the card block located on the right side of the data collector is located inside the second fixed frame, the right side of the storage box is fixedly connected to a third fixed frame, the left part of the first fixed frame is plugged into the front part of the second fixed frame, the right part of the first fixed frame is plugged into the front part of the third fixed frame, the right part of the first fixed frame is plugged into a buckle, and the outer wall of the buckle is plugged into the middle part of the front part of the third fixed frame.

[0013] Preferably, the buffer structure comprises an air cushion, and the air cushion is fixedly connected to the bottom end of the data collector.

[0014] Preferably, a rectangular box is fixedly connected to the front of the data collector, an air pipe is fixedly connected to the right part of the bottom end of the rectangular box, the bottom end of the air pipe is fixedly connected to the top of the air cushion, a piston is slidably connected to the inside of the rectangular box, a pull rod is fixedly connected to the left end of the piston, a handle is fixedly connected to the left end of the pull rod, a second spring is fixedly connected to the left end of the inside of the rectangular box, and the second spring is movably sleeved on the right part of the outer wall of the pull rod.

[0015] Preferably, an elastic telescopic rod is fixedly connected to the left front portion of the data collector, and a locking block is fixedly connected to the output end of the elastic telescopic rod, and the front portion of the locking block is locked with the rear portion of the left portion of the outer wall of the pull rod.

[0016] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0017] 1. The utility model provides a wearable motion capture device, which can store data cables and posture sensors through the storage structure, thereby avoiding collision between the posture sensor and other objects, thereby reducing the service life of the posture sensor. At the same time, it can avoid the data cable from being stretched with other objects, thereby causing damage or entanglement.

[0018] 2. The utility model provides a wearable motion capture device, which can improve the comfort of operators wearing the motion capture device through the buffer structure, and avoid the data collector pressing the back of the hand for a long time during long-term motion capture operations, which may cause compression of blood vessels and nerves on the back of the hand, affecting blood circulation and nerve conduction; this may cause symptoms such as numbness and swelling of the hand. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the first fixed frame structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the first magnet structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the chute structure of the utility model;

[0023] Figure 5 This is a schematic diagram of the piston structure of the utility model.

[0024] In the figure: 1. data collector; 2. elastic band; 3. posture sensor; 4. data line; 5. storage structure; 51. card block; 52. card slot; 53. storage box; 54. slide slot; 55. L-shaped limit rod; 56. first spring; 57. third fixed frame; 58. second fixed frame; 59. first fixed frame; 510. buckle; 511. first magnet; 512. second magnet; 513. limit plate; 6. buffer structure; 61. air cushion; 62. rectangular box; 63. air pipe; 64. piston; 65. pull rod; 66. handle; 67. second spring; 68. elastic telescopic rod; 69. card block. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0026] like Figure 1As shown, a wearable motion capture device includes a data collector 1, the rear end and the right end of the data collector 1 are fixedly connected to a data cable 4, the outer wall of the data cable 4 is fixedly installed with a posture sensor 3, the bottom of the left and right sides of the data collector 1 are fixedly connected to an elastic band 2, the top of the data collector 1 is fixedly installed with a storage structure 5, and the front of the data collector 1 is fixedly installed with a buffer structure 6.

[0027] By providing the storage structure 5, the attitude sensor 3 and the data cable 4 can be stored, thereby achieving the effect of protecting the two.

[0028] like Figure 1 and Figure 2 As shown, the storage structure 5 includes a plurality of card blocks 51 and a first fixed frame 59. The card blocks 51 are fixedly connected to the rear end and the right end of the data collector 1 and the end of the posture sensor 3 close to the data collector 1 and away from the data collector 1. A card slot 52 is provided at the end of the posture sensor 3 close to the data collector 1. The outer wall of the card block 51 is engaged with the inner wall of the card slot 52.

[0029] By providing the card block 51 and the card slot 52 , the posture sensors 3 on the same data line can be spliced ​​and then fixed on the data collector 1 , thereby ensuring the stability of the posture sensors 3 .

[0030] like Figure 2 and Figure 3 As shown, a storage box 53 is fixedly connected to the rear portion of the top of the data collector 1 , and a limiting plate 513 is fixedly connected to the bottom portion of the front of the storage box 53 .

[0031] By providing the storage box 53, the data cable 4 and the posture sensor 3 located at the rear can be stored, thereby preventing the two from being hit by the outside world.

[0032] like Figure 3 and Figure 4 As shown, two slide grooves 54 are opened in the middle of the top of the data collector 1, and the rear ends of the two slide grooves 54 are fixedly connected with the first springs 56, and the front ends of the two first springs 56 are fixedly connected with L-shaped limit rods 55, and the middle part of the bottom of the L-shaped limit rod 55 overlaps with the top of the limit plate 513.

[0033] By providing an L-shaped limiting rod 55 , the limiting plate 513 can be limited, thereby achieving the effect of fixing the storage box 53 .

[0034] like Figure 2-4As shown, the bottom end of the first fixed frame 59 is fixedly connected to the first magnet 511, the front part of the top of the data collector 1 is fixedly connected to the second magnet 512, the top of the second magnet 512 is magnetically connected to the bottom end of the first magnet 511, the rear end of the data collector 1 is fixedly connected to the second fixed frame 58, the block 51 located on the right side of the data collector 1 is located inside the second fixed frame 58, the right side of the storage box 53 is fixedly connected to the third fixed frame 57, the left part of the first fixed frame 59 is plugged into the front part of the second fixed frame 58, the right part of the first fixed frame 59 is plugged into the front part of the third fixed frame 57, the right part of the first fixed frame 59 is plugged into the buckle 510, and the outer wall of the buckle 510 is plugged into the middle part of the front part of the third fixed frame 57.

[0035] By providing the first fixing frame 59 , with the cooperation of the buckle 510 , the second fixing frame 58 and the third fixing frame 57 can be fixed to fix the storage box 53 , and the data cable 4 and the posture sensor 3 on the right side can be stored at the same time.

[0036] like Figure 5 As shown, the buffer structure 6 includes an air cushion 61 , and the air cushion 61 is fixedly connected to the bottom end of the data collector 1 .

[0037] By providing the air cushion 61 , a buffer can be provided between the back of the hand and the data collector 1 , thereby preventing the bottom of the data collector 1 from being worn and pressuring the back of the hand.

[0038] like Figure 5 As shown, a rectangular box 62 is fixedly connected to the front of the data collector 1, an air pipe 63 is fixedly connected to the right part of the bottom end of the rectangular box 62, the bottom end of the air pipe 63 is fixedly connected to the top end of the air cushion 61, a piston 64 is slidably connected to the inside of the rectangular box 62, a pull rod 65 is fixedly connected to the left end of the piston 64, a handle 66 is fixedly connected to the left end of the pull rod 65, a second spring 67 is fixedly connected to the left end of the piston 64, the left end of the second spring 67 is fixedly connected to the left end of the inside of the rectangular box 62, and the second spring 67 is movably sleeved on the right part of the outer wall of the pull rod 65.

[0039] By providing the piston 64 , the air cushion 61 can be inflated and deflated under the communication function of the air pipe 63 .

[0040] like Figure 5 As shown, the left front portion of the data collector 1 is fixedly connected with an elastic telescopic rod 68 , the output end of the elastic telescopic rod 68 is fixedly connected with a locking block 69 , and the front portion of the locking block 69 is locked with the rear portion of the left outer wall of the pull rod 65 .

[0041] By providing the locking block 69 , the pull rod 65 can be fixed, thereby ensuring the stability of the air cushion 61 and avoiding the problem of air leakage of the air cushion 61 under pressure.

[0042] The working principle of the utility model is as follows: when in use, first put the elastic band 2 on the palm, keep the data collector 1 in the center of the back of the hand, and then put the posture sensor 3 on the fingers respectively. At this time, the posture sensor 3 captures the motion information of the fingers and palm, and then uploads it to the data terminal through the data collector 1. When wearing the motion capture device, use the handle 66 to push the pull rod 65, and then push the piston 64, and then the gas inside the rectangular box 62 is transported to the air cushion 61 through the air pipe 63, so as to realize the inflation of the air cushion 61. At this time, the air cushion 61 plays a buffering role between the back of the hand and the data collector 1. When the posture sensor 3 needs to be stored, the card block 51 and the card slot 52 are used to store the posture sensor 3. The posture sensor 3 on the data line 4 is spliced, and then the posture sensor 3 is fixed on the data collector 1. At this time, pull the L-shaped limit rod 55 forward. When the L-shaped limit rod 55 is separated from the limit plate 513, rotate the storage box 53, and then buckle the storage box 53 on the outside of the rear data line 4 and the posture sensor 3 to store the two. At the same time, remove the first fixed frame 59 from the top of the data collector 1, and clamp it on both sides of the second fixed frame 58 and the third fixed frame 57. Then use the buckle 510 to fix the first fixed frame 59, the second fixed frame 58 and the third fixed frame 57, and then fix the storage box 53, and at the same time store and protect the data line 4 and the posture sensor 3 on the right side.

[0043] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A wearable motion capture device, comprising a data collector (1), characterized in that: The rear end and the right end of the data collector (1) are fixedly connected to a data cable (4), the outer wall of the data cable (4) is fixedly mounted with a posture sensor (3), the bottoms of the left and right sides of the data collector (1) are fixedly connected with elastic bands (2), the top of the data collector (1) is fixedly mounted with a storage structure (5), and the front of the data collector (1) is fixedly mounted with a buffer structure (6).

2. A wearable motion capture device according to claim 1, characterized in that: The storage structure (5) comprises a plurality of card blocks (51) and a first fixed frame (59); the card blocks (51) are fixedly connected to the rear end and the right end of the data collector (1) and to the end of the posture sensor (3) close to the data collector (1) and away from the data collector (1); a card slot (52) is provided at the end of the posture sensor (3) close to the data collector (1); and the outer wall of the card block (51) is card-engaged with the inner wall of the card slot (52).

3. A wearable motion capture device according to claim 2, characterized in that: The rear portion of the top of the data collector (1) is fixedly connected to a storage box (53), and the bottom portion of the front of the storage box (53) is fixedly connected to a limiting plate (513).

4. A wearable motion capture device according to claim 3, characterized in that: Two slide grooves (54) are provided in the middle of the top of the data collector (1), the rear ends of the two slide grooves (54) are fixedly connected to first springs (56), the front ends of the two first springs (56) are fixedly connected to L-shaped limit rods (55), and the middle of the bottom of the L-shaped limit rod (55) overlaps the top of the limit plate (513).

5. A wearable motion capture device according to claim 3, characterized in that: The bottom end of the first fixed frame (59) is fixedly connected to a first magnet (511), the front portion of the top of the data collector (1) is fixedly connected to a second magnet (512), the top of the second magnet (512) is magnetically connected to the bottom of the first magnet (511), the rear end of the data collector (1) is fixedly connected to a second fixed frame (58), the block (51) located on the right side of the data collector (1) is located inside the second fixed frame (58), the right side of the storage box (53) is fixedly connected to a third fixed frame (57), the left portion of the first fixed frame (59) is plugged into the front portion of the second fixed frame (58), the right portion of the first fixed frame (59) is plugged into the front portion of the third fixed frame (57), the right portion of the first fixed frame (59) is plugged into a buckle (510), and the outer wall of the buckle (510) is plugged into the middle portion of the front portion of the third fixed frame (57).

6. A wearable motion capture device according to claim 2, characterized in that: The buffer structure (6) comprises an air cushion (61), and the air cushion (61) is fixedly connected to the bottom end of the data collector (1).

7. A wearable motion capture device according to claim 1, characterized in that: A rectangular box (62) is fixedly connected to the front of the data acquisition device (1), and an air pipe (63) is fixedly connected to the right part of the bottom end of the rectangular box (62). The bottom end of the air pipe (63) is fixedly connected to the top end of the air cushion (61). A piston (64) is slidably connected to the inside of the rectangular box (62). A pull rod (65) is fixedly connected to the left end of the piston (64). A handle (66) is fixedly connected to the left end of the pull rod (65). A second spring (67) is fixedly connected to the left end of the piston (64). The left end of the second spring (67) is fixedly connected to the left end of the inside of the rectangular box (62). The second spring (67) is movably sleeved on the right part of the outer wall of the pull rod (65).

8. A wearable motion capture device according to claim 7, characterized in that: The left front portion of the data collector (1) is fixedly connected to an elastic telescopic rod (68), the output end of the elastic telescopic rod (68) is fixedly connected to a locking block (69), and the front portion of the locking block (69) is locked with the rear portion of the left outer wall of the pull rod (65).

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