CN219162841U - Human body movement range limiting device for training system based on VR technology - Google Patents
Human body movement range limiting device for training system based on VR technology Download PDFInfo
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- CN219162841U CN219162841U CN202222255937.6U CN202222255937U CN219162841U CN 219162841 U CN219162841 U CN 219162841U CN 202222255937 U CN202222255937 U CN 202222255937U CN 219162841 U CN219162841 U CN 219162841U
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Abstract
The utility model discloses a human body movement range limiting device for a training system based on VR technology, which comprises a frame, wherein a hanging bracket is fixedly connected to the top of the frame, each two opposite inner walls of the frame are symmetrically provided with an open slot, a guide rail is fixedly connected in the open slot, two mutually perpendicular sliding rods are arranged on the inner side of the frame from top to bottom, two ends of each sliding rod are positioned in the corresponding open slot and are fixedly connected with guide wheels, the guide wheels are matched with the corresponding guide rails, and the outer walls of the sliding rods are sleeved with ball sliding sleeves in a sliding manner; according to the utility model, the human body posture monitor is in communication connection with the computer through the communication module, and monitors the action posture of the trainee in real time in the VR training process, when the body inclination angle and the movement acceleration of the trainee are detected to be larger than the set threshold values, the processor sends an electric signal to the computer, and the computer immediately controls the electromagnetic brake to brake the ball sliding sleeve on the two sliding rods, so that the trainee is effectively prevented from falling down.
Description
Technical Field
The utility model relates to a human body movement range limiting device, in particular to a human body movement range limiting device for a training system based on VR technology.
Background
VR technology is virtual reality technology, and is widely applicable to post training or practical training in various industries at present, and current VR practical training system mainly comprises computer, VR glasses and a pair of handles, after the person of trained in wearing VR glasses, the operator accessible computer control VR glasses broadcast rather than the video that trains the content to make a virtual environment for the person of trained through the VR glasses, make it can see the scene that oneself probably meets at work, and interact with this scene through the handle.
In the training process of some VR training systems, a trainee needs to walk in a certain range to realize scene conversion or visual angle switching, but after wearing VR glasses, the trainee cannot observe the situation in reality, so as to avoid the trainee from being knocked, a limiting device is generally used to limit the movement range of the trainee.
However, in the practical use process, the existing limiting device cannot prevent the phenomenon that the trainee falls down due to unstable gravity center, and needs to be improved.
Disclosure of Invention
The utility model aims to provide a human body movement range limiting device for a training system based on VR technology, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a practical training system is with human range of motion restriction device, includes the frame, the top fixedly connected with gallows of frame, open slot has all been seted up to the equal symmetry of every two relative inner walls of frame, fixedly connected with guide rail in the open slot, the inboard of frame is provided with two mutually perpendicular's slide bar from top to bottom, the both ends of slide bar are located corresponding open slot and fixedly connected with guide pulley, the guide pulley cooperatees with corresponding guide rail, the outer wall of slide bar has all slidingly sleeved with ball sliding sleeve, two ball sliding sleeve is fixed connection each other, electromagnetic brake is all installed to the outer wall of ball sliding sleeve, one the bottom fixedly connected with lifting rope of ball sliding sleeve, the bottom fixedly connected with safety harness of lifting rope installs human posture monitor on the safety harness.
As a further scheme of the utility model: the human body posture monitor comprises a processor, an electronic gyroscope and an acceleration sensor.
As a further scheme of the utility model: the electromagnetic brake comprises a mounting plate fixed on a ball sliding sleeve, two connecting arms are symmetrically and rotationally connected to the outer wall of the mounting plate through two pin shafts, clamping blocks are fixedly connected to one ends of the connecting arms, the clamping blocks are symmetrically distributed on two sides of a corresponding sliding rod, rubber sheets are fixedly connected to the inner walls of the clamping blocks, and an electromagnet is fixedly connected to the outer wall of the mounting plate, located at the other end of one connecting arm.
As a further scheme of the utility model: the outer wall of the connecting arm takes the pin shaft as a circle center and is fixedly connected with a plurality of matching teeth at equal intervals, and the matching teeth on the two connecting arms are meshed with each other.
As still further aspects of the utility model: the opposite outer walls of the two connecting arms are fixedly connected with springs together, and the pin shaft is positioned between the springs and the clamping blocks.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the human body posture monitor is in communication connection with the computer through the communication module, and monitors the action posture of the trainee in real time in the VR training process, when the body inclination angle and the movement acceleration of the trainee are detected to be larger than the set threshold values, the processor sends an electric signal to the computer, and the computer immediately controls the electromagnetic brake to brake the ball sliding sleeve on the two sliding rods, so that the trainee is effectively prevented from falling down.
Drawings
Fig. 1 is a schematic structural diagram of a human body movement range limiting device for a training system based on VR technology.
Fig. 2 is a schematic structural diagram of an electromagnetic brake in a human body movement range limiting device for a training system based on VR technology.
Fig. 3 is a frame of a human body movement range limiting device for a training system based on VR technology.
Fig. 4 is a block diagram of a human body movement range limiting device for a training system based on VR technology.
The device comprises a frame 1, a hanging bracket 2, an open slot 3, a guide rail 4, a slide bar 5, a guide wheel 6, a ball sliding sleeve 7, a mounting plate 8, a connecting arm 9, a pin shaft 10, a matched tooth 11, a clamping block 12, a rubber sheet 13, a spring 14, an electromagnet 15, a hanging rope 16, a safety harness 17, a human body posture monitor 18, a processor 19, an electronic gyroscope 20, an acceleration sensor 21, a computer 22 and a storage battery 23.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model will be further described in detail with reference to the following examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have the orientation specific to the specification, be constructed and operated in the specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
Referring to fig. 1 to 4, in the embodiment of the utility model, a human body movement range limiting device for a training system based on VR technology includes a frame 1, a hanger 2 is fixedly connected to the top of the frame 1, two opposite inner walls of the frame 1 are symmetrically provided with an open slot 3, a guide rail 4 is fixedly connected in the open slot 3, two mutually perpendicular sliding rods 5 are disposed inside the frame 1 from top to bottom, two ends of the sliding rods 5 are located in the corresponding open slots 3 and are fixedly connected with guide wheels 6, the guide wheels 6 are matched with the corresponding guide rails 4, ball sliding sleeves 7 are slidably sleeved on outer walls of the sliding rods 5, two ball sliding sleeves 7 are fixedly connected with each other, an electromagnetic brake is mounted on outer walls of the ball sliding sleeves 7, a lifting rope 16 is fixedly connected to the bottom of the ball sliding sleeves 7, a safety harness 17 is fixedly connected to the bottom end of the lifting rope 16, and a human body posture monitor 18 is mounted on the safety harness 17.
The human body posture monitor 18 comprises a processor 19, an electronic gyroscope 20 and an acceleration sensor 21, the processor 19 adopts an STM32 series singlechip, the electronic gyroscope 20 and the acceleration sensor preferably adopt 6-axis type sensors with the model of LSM330DTR, the electronic gyroscope and the acceleration sensor simultaneously have the functions of the gyroscope and the accelerometer, the use requirement of the human body posture monitor 18 can be met, the human body posture monitor 18 can be more compact in structure, the human body posture monitor 18 is in communication connection with a computer 22 (upper computer) through a communication module, the action posture of a trainee is monitored in real time in the VR training process, when the body inclination angle and the movement acceleration of the trainee are detected to be greater than a set threshold value, the processor 19 transmits an electric signal to the computer 22, and the computer 22 immediately controls the electromagnetic brake to brake the ball sliding sleeve 7 on the two sliding rods 5, so that the trainee is effectively prevented from falling down.
The communication mode between the human body posture monitor 18 and the computer 22 can adopt wired communication or wireless communication, and when the human body posture monitor 18 is connected in a wireless communication mode, the human body posture monitor 18 is also required to be provided with a wireless communication module and is provided with a storage battery;
in addition, the human body posture monitor 18 can also control the electromagnetic brake in a wired direct connection mode with the electromagnetic brake, so that the response speed of the electromagnetic brake is improved, and the influence of signal transmission on the response of the electromagnetic brake is reduced;
further, the body position monitor 18 may also be purchased directly from commercially available mature products such as nine-axis position sensors of model WT901BLE or other models of position sensors.
The electromagnetic brake comprises a mounting plate 8 fixed on a ball sliding sleeve 7, two connecting arms 9 are symmetrically and rotationally connected to the outer wall of the mounting plate 8 through two pin shafts 10, clamping blocks 12 are fixedly connected to one ends of the connecting arms 9, the clamping blocks 12 are symmetrically distributed on two sides of a corresponding sliding rod 5, rubber sheets 13 are fixedly connected to the inner walls of the clamping blocks 12, and an electromagnet 15 is fixedly connected to the other end of one connecting arm 9, which is located on the outer wall of the mounting plate 8.
The outer wall of the connecting arm 9 is fixedly connected with a plurality of matching teeth 11 at equal intervals by taking the pin shaft 10 as a circle center, and the matching teeth 11 on the two connecting arms 9 are meshed with each other.
The spring 14 is fixedly connected to the opposite outer walls of the two connecting arms 9, and the pin shaft 10 is located between the spring 14 and the clamping block 12.
The electromagnet 15 is in a normally open state in the practical training process of a trainee, and adsorbs the end part of one connecting arm 9, so that two rubber sheets 13 are far away from the corresponding sliding rods 5, when the trainee falls down, and the human body posture monitor 18 is triggered, the computer can control the corresponding electric control switch to cut off the power supply of the electromagnet 15, at the moment, the two connecting arms 9 rapidly rotate under the action of the springs 14, so that the two rubber sheets 13 clamp the sliding rods 5 by the two sides of the sliding rods 5, and lock the two ball sliding sleeves 7 on the sliding rods 5, so that the trainee is prevented from continuously moving on the inner side of the frame 1 by dragging the ball sliding sleeves 7 and the sliding rods 5 through the lifting ropes 16 when the trainee falls down, and the trainee is limited by the lifting ropes 16, so that the body of the trainee is prevented from continuously tilting.
The working principle of the utility model is as follows:
the frame 1 is fixed with the ceiling through the hanging frame 2, the electromagnet 15 is powered through the spiral wire paved on the ceiling, when a trainee wears the safety harness 17 and walks normally, the sliding rod 5 moves on the frame 1 according to the walking direction of the trainee, and the ball sliding sleeve 7 slides on the sliding rod 5 according to the walking direction of the trainee, so that a certain movable space is provided for the trainee.
The human body posture monitor 18 is in communication connection with the computer 22 (upper computer) through the communication module, and monitors the action posture of the trainee in real time in the VR training process, when detecting that the body inclination angle and the moving acceleration of the trainee are both larger than the set threshold values, the processor 19 sends an electric signal to the computer 22, and the computer 22 immediately controls the electromagnetic brake to brake the ball sliding sleeve 7 on the two sliding rods 5, so that the trainee is effectively prevented from falling down.
The working principle of the electromagnetic brake is as follows:
the electromagnet 15 is in a normally open state in the practical training process of a trainee, and adsorbs the end part of one connecting arm 9 to enable the two rubber sheets 13 to be far away from the corresponding sliding rods 5, when the trainee falls down, so as to trigger the human body posture monitor 18, the computer can control the corresponding electric control switch to cut off the power supply of the electromagnet 15, at the moment, the two connecting arms 9 rapidly rotate under the action of the springs 14 to enable the two rubber sheets 13 to clamp the sliding rods 5 by the two sides of the sliding rods 5, so as to lock the two ball sliding sleeves 7 on the sliding rods 5, so that the trainee is prevented from dragging the ball sliding sleeves 7 and the sliding rods 5 to continuously move on the inner sides of the frame 1 through the lifting ropes 16 when the trainee falls down, and the trainee is limited through the lifting ropes 16, so that the body of the trainee is prevented from continuously tilting
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. Human body movement range limiting device for practical training system based on VR technique, its characterized in that: including frame (1), the top fixedly connected with gallows (2) of frame (1), open slot (3) have all been seted up to every two relative inner walls of frame (1) symmetry, fixedly connected with guide rail (4) in open slot (3), the inboard of frame (1) is provided with two mutually perpendicular slide bars (5) from top to bottom, the both ends of slide bar (5) are located corresponding open slot (3) and fixedly connected with guide pulley (6), guide pulley (6) cooperate with guide rail (4) that corresponds, ball sliding sleeve (7) have all been cup jointed in the outer wall of slide bar (5), two ball sliding sleeve (7) fixed connection each other, electromagnetic braking ware is all installed to the outer wall of ball sliding sleeve (7), one bottom fixedly connected with lifting rope (16) of ball sliding sleeve (7), bottom fixedly connected with safety harness (17) of lifting rope (16), install human gesture monitor (18) on safety harness (17).
2. The VR technology-based human body movement range limiting device for a practical training system of claim 1, wherein: the human body posture monitor (18) comprises a processor (19), an electronic gyroscope (20) and an acceleration sensor (21).
3. The VR technology-based human body movement range limiting device for a practical training system of claim 1, wherein: the electromagnetic brake comprises a mounting plate (8) fixed on a ball sliding sleeve (7), two connecting arms (9) are symmetrically connected to the outer wall of the mounting plate (8) through two pin shafts (10) in a rotating mode, clamping blocks (12) are fixedly connected to one ends of the connecting arms (9), the clamping blocks (12) are symmetrically distributed on two sides of a corresponding sliding rod (5), rubber sheets (13) are fixedly connected to the inner wall of each clamping block (12), and an electromagnet (15) is fixedly connected to the outer wall of the mounting plate (8) and located at the other end of one connecting arm (9).
4. The VR technology-based human body movement range limiting device for a practical training system of claim 3, wherein: the outer wall of the connecting arm (9) is fixedly connected with a plurality of matching teeth (11) at equal intervals by taking the pin shaft (10) as a circle center, and the matching teeth (11) on the two connecting arms (9) are meshed with each other.
5. The VR technology-based human body movement range limiting device for a practical training system of claim 4, wherein: the opposite outer walls of the two connecting arms (9) are fixedly connected with springs (14) together, and the pin shafts (10) are positioned between the springs (14) and the clamping blocks (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255937.6U CN219162841U (en) | 2022-08-26 | 2022-08-26 | Human body movement range limiting device for training system based on VR technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222255937.6U CN219162841U (en) | 2022-08-26 | 2022-08-26 | Human body movement range limiting device for training system based on VR technology |
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| Publication Number | Publication Date |
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| CN219162841U true CN219162841U (en) | 2023-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222255937.6U Active CN219162841U (en) | 2022-08-26 | 2022-08-26 | Human body movement range limiting device for training system based on VR technology |
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| CN (1) | CN219162841U (en) |
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- 2022-08-26 CN CN202222255937.6U patent/CN219162841U/en active Active
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