阅读说明：本技术 一种用于辅助倒走锻炼的帽子 (Cap for assisting in backward walking exercise ) 是由 李忠健 李娟� 于 2020-05-15 设计创作，主要内容包括：本发明为一种用于辅助倒走锻炼的帽子,包括帽子本体,帽子本体上设有辅助倒走的可视系统,该系统包括后置摄像模块,其拍摄人体后方路况环境,并将被摄物像转换成图像数据；中央处理模块,其从后置摄像模块接收所述图像数据,并将所述图像数据转换成投影数据；投影模块,其从中央处理模块接收所述投影数据,并将所述投影数据投影为图像,投射至人体前方的地面上。本发明通过后置摄像模块获取人体后方地路面及路面上方附近的环境信息,再通过中央处理模块将图像信息转换成投影数据,由投影模块将人体后方场景投影至人体前方,以便倒走锻炼者及时、准确地判断后方环境信息,提高倒走的安全性,减少视力疲劳和晕眩情况。(The invention relates to a cap for assisting in backward walking exercise, which comprises a cap body, wherein a visual system for assisting in backward walking is arranged on the cap body, and the system comprises a rear camera module, a front camera module and a back camera module, wherein the rear camera module is used for shooting road conditions and environments behind a human body and converting a shot object image into image data; a central processing module which receives the image data from a rear camera module and converts the image data into projection data; and the projection module receives the projection data from the central processing module, projects the projection data into an image and projects the image onto the ground in front of the human body. According to the invention, the rear camera module is used for acquiring the environmental information of the ground road surface behind the human body and the surrounding area above the road surface, the central processing module is used for converting the image information into projection data, and the projection module is used for projecting the scene behind the human body to the front of the human body, so that a back-walking exerciser can timely and accurately judge the rear environmental information, the safety of the back-walking is improved, and the visual fatigue and dizziness are reduced.)

1. A cap for assisting in backward walking exercise comprises a cap body and is characterized in that a visual system for assisting in backward walking is arranged on the cap body, and the system comprises:

the rear camera module shoots the road condition environment behind the human body and converts the shot object image into image data;

a central processing module which receives the image data from a rear camera module and converts the image data into projection data;

and the projection module receives the projection data from the central processing module, converts the projection data into a projection image and projects the projection image onto the ground in front of the human body.

2. The hat for assisting exercise of walking backwards as claimed in claim 1, wherein: the cap comprises a cap body, a projection module, a rear camera module and a rear camera module, wherein an angle adjusting fixing plate is arranged on the left side part or the right side part of the cap body, the projection module is rotatably connected with the angle adjusting fixing plate, the central processing module is arranged on the cap body at the same side or the opposite side of the projection module, and the rear camera module is arranged on the rear side part of the cap body.

3. The cap for assisting exercise of falling away according to claim 1 or 2, wherein: the rear camera module comprises a CCD camera, a lens, a non-light level night vision sensor and a DSP data processing chip are arranged on the CCD camera, and the non-light level night vision sensor is connected with the DSP data processing chip;

the central processing module comprises an image processing unit, and the input end of the image processing unit is connected with the DSP data processing chip; the central processing module also comprises a power supply and a power switch for supplying power to the visual system;

the projection module comprises a DMD chip and a projection unit, the DMD chip is connected with the output end of the image processing unit, and the projection unit is used for receiving the light projection image from the DMD chip and projecting the light projection image onto the ground in front of a human body.

4. The hat for assisting exercise of walking backwards as claimed in claim 3, wherein: the CCD camera has the resolution of 720-1440P and the camera frame rate of 30-60 fps; the aperture range of the lens is F1.2-F2.0, and the wide angle range is 140-170 degrees.

5. The hat for assisting exercise of walking backwards as claimed in claim 3, wherein: the lens is arranged obliquely downwards and forms an inclination angle of 30-60 degrees with the horizontal plane.

6. The hat for assisting exercise of walking backwards as claimed in claim 3, wherein: the projection module also comprises a projection shell for accommodating the DMD chip and the projection unit, and the projection shell is hinged with the angle adjusting fixing plate; the projection unit projects the projection image to the ground in front of the human body through the projection outlet.

7. The hat for assisting exercise of walking backwards as claimed in claim 6, wherein: the rotatable angle of the projection shell is less than or equal to 90 degrees.

8. The hat for assisting exercise of walking backwards as claimed in claim 7, wherein: by rotating the projection housing, the projected image is located 1.5m-8m in front of the human body.

9. The hat for assisting exercise of walking backwards as claimed in claim 3, wherein the power source is a rechargeable battery.

10. The hat for assisting exercise of walking backwards as claimed in claim 3, wherein the power source comprises a solar power panel and a micro-battery electrically connected to the solar power panel, the solar power panel converting received solar energy into electrical energy for transmission to the battery for storage.

Technical Field

The invention belongs to the technical field of daily necessities, and particularly relates to a cap for assisting in backward walking exercise.

Background

The backward walking is also called backward walking, backward walking and backward walking, is a common reverse-order exercise mode, and has special functions which are not possessed by other exercises. The best known is the rehabilitation effect on chronic lumbago and prolapse of intervertebral disc, and long-term walking can assist patients with chronic lumbago, prolapse of intervertebral disc and cervical spondylosis in rehabilitation and also can correct the spine of patients with kyphosis. However, when people do exercise for falling, the people are easy to collide and fall due to the fact that the people cannot conveniently see the scene behind the people.

In the existing published patents for assisting backward walking exercise, a method for installing a rearview mirror is mostly adopted for assisting, and due to the fact that the rearview mirror is fixed in position and cannot be adjusted, the observation range is limited, the situation of an accurate and comprehensive rear scene cannot be given, great potential safety hazards exist, and further the beneficial movement of the human body is greatly limited. Meanwhile, when the human eyes observe the rearview mirror, the situation of blurred vision or dizzy vision is easily caused by shaking in the movement, and the judgment is also easily influenced by visual fatigue.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art, and provides a cap for assisting backward walking exercise, which enables a person to comprehensively and accurately observe a backward scene during backward walking exercise so as to improve the safety of the backward walking exercise and reduce the eye fatigue strength of the person.

The invention aims to solve the technical problem by adopting the following technical scheme, and the cap for assisting the backward walking exercise comprises a cap body and is characterized in that a visual system for assisting the backward walking is arranged on the cap body, and the system comprises:

the rear camera module shoots the road condition environment behind the human body and converts the shot object image into image data;

a central processing module which receives the image data from a rear camera module and converts the image data into projection data;

and the projection module receives the projection data from the central processing module, projects the projection data into an image and projects the image onto the ground in front of the human body.

Preferably, an angle adjusting fixing plate is arranged on the left side portion or the right side portion of the cap body, the projection module is rotatably connected with the angle adjusting fixing plate, the central processing module is arranged on the cap body on the same side or the opposite side of the projection module, and the rear camera module is arranged on the rear side portion of the cap body.

Preferably, the rear camera module comprises a CCD camera, the CCD camera is provided with a lens, a non-light level night vision sensor and a DSP data processing chip, and the non-light level night vision sensor is connected to the DSP data processing chip;

the central processing module comprises an image processing unit, and the input end of the image processing unit is connected with the DSP data processing chip; the central processing module also comprises a power supply and a power switch for supplying power to the visual system;

the projection module comprises a DMD chip and a projection unit, the DMD chip is connected with the output end of the image processing unit, and the projection unit is used for receiving the light projection image from the DMD chip and projecting the light projection image onto the ground in front of a human body.

Preferably, the CCD camera resolution is 720-1440P, and the camera frame rate is 30-60 fps; the aperture range of the lens is F1.2-F2.0, and the wide angle range is 140-170 degrees.

Preferably, the lens is arranged obliquely downwards and forms an inclination angle of 30-60 degrees with the horizontal plane.

Preferably, the projection module further comprises a projection housing accommodating the DMD chip and the projection unit, and the projection housing is hinged to the angle adjustment fixing plate; the projection unit projects the projection image to the ground in front of the human body through the projection outlet.

Preferably, the projection housing is rotatable by an angle of 90 degrees or less.

Preferably, the projected image is located 1.5m-8m in front of the human body by rotating the projection housing.

Preferably, the power source is a rechargeable battery.

Preferably, the power supply comprises a solar power panel and a miniature storage battery electrically connected with the solar power panel, and the solar power panel converts the received solar energy into electric energy and transmits the electric energy to the storage battery for storage.

Compared with the prior art, the invention can accurately and comprehensively acquire the environmental image information of the road surface behind the human body and the surrounding area above the road surface through the rear camera module, then convert the image information into projection data through the central processing module, and project the projection data to the front of the human body through the projection module, so that a back-walking exerciser can timely and accurately judge the back environmental information, and the back-walking safety is improved. Meanwhile, the projection image is projected after being amplified by the projection unit, so that the rear environment range observed by a backward walking exerciser is enlarged, the distance between the front projection and human eyes is enlarged, and the situations of asthenopia and dizziness caused by close-distance and long-time observation can be reduced.

Drawings

FIG. 1 is a schematic view showing the overall structure of a cap according to the present invention;

FIG. 2 is a schematic diagram of a visual system according to the present invention;

FIG. 3 is a schematic block diagram of a visualization system according to the present invention;

FIG. 4 is a schematic view showing the use of the cap of the present invention.

Detailed Description

The embodiments of the present invention will be further described with reference to the accompanying drawings so as to facilitate the further understanding of the present invention by those skilled in the art, and do not limit the right thereto. The front, back, left and right in the present invention are based on the human body, and the front is called the front near the ventral side and the back is called the back near the dorsal side.

Referring to fig. 1-4, a hat for assisting a backward walking exercise, in one embodiment, the hat comprises a hat body 1, wherein a backward walking assisting visual system is arranged on the hat body 1, and the system comprises:

the rear camera module 2 shoots the road condition environment behind the human body and converts the shot object image into image data;

a central processing module 3 that receives the image data from the rear camera module 2 and converts the image data into projection data;

and the projection module 6 receives the projection data from the central processing module 3, forms the projection data into a projection image 9 and projects the projection image onto the ground 10 in front of the human body 8. The rear camera module 2 accurately and comprehensively acquires the environment image information of the road surface behind the human body 8 and the nearby environment image information above the road surface, the central processing module 3 converts the image information into projection data, and the projection module 6 projects the scene behind the human body 8 to the front of the human body 8 to form a projection image 9, so that the back environment information can be timely and accurately judged by a user exercising backward walking, and the backward walking safety is improved.

In this embodiment, the projected image 9 is spaced a moderate distance from the exerciser's visual organs to reduce visual fatigue. The human body 8 can look over the scene in the wider range in human body 8 rear through the swing of head in the in-process of falling away, especially is being close the crossing position, can look over the traffic conditions and the scene in the wider range through the head rotation, reduces the emergence of traffic accident.

In an embodiment, referring to fig. 1 and 4, an angle adjustment fixing plate 4 may be disposed on the left side of the cap body 1, and the projection module 6 is rotatably disposed on the angle adjustment fixing plate 4 to change the projection angle, so as to change the position of the projection image 9 in front of the human body. The problem of different exercisers because of the imaging position that the different angles of taking the cap caused is unsuitable to observe is solved to can make the exerciser can raise the head and fall away through the position of adjustment projection image 9, realize the rehabilitation to cervical spondylopathy patient. To achieve relative balance, the central processing module 3 may be disposed on the opposite side of the projection module 6, i.e., on the right side of the cap body 1. Of course, the central processing module 3 and the projection module 6 may be provided on the same side of the cap body 1. The rear camera module 2 is arranged on the rear side part of the cap body 1 because the road condition and environment information behind the human body needs to be collected.

In an embodiment, still referring to fig. 1 and 4, by adjusting the projection angle of the projection module 6, the projection image 9 is located within a range of 1.5m to 8m in front of the human body 8, the projection image 9 in this range belongs to a visual comfort area, when the projection image 9 is located within 1.5m in front of the human body 8, the human body 8 needs to look down, and the repair or correction of the cervical vertebra of the human body cannot be achieved by falling away, and when the projection image 9 is located above 8m in front of the human body 8, the projection image can be interfered by other pedestrians, so that the projection image is blocked or deformed.

In the aforementioned 3 embodiments, the projection module 6 can be any one of the micro-projection modules disclosed in the prior art or commercially available, such as DLP projection module, LCOS or NEMS projection module, which can be applied to the present invention, and is, of course, preferably a DLP projection module.

In an embodiment, referring to fig. 2 and 3, the rear camera module 2 may be a high-definition camera, but preferably, the camera includes a CCD camera 21, and the CCD camera 21 is configured with a lens 23, a non-light level night vision sensor 22 and a DSP data processing chip, and the DSP data processing chip is connected to the non-light level night vision sensor 22; the central processing module 3 comprises an image processing unit 32, and the input end of the image processing unit 32 is connected with a DSP data processing chip; the projection module 6 comprises a DMD chip 62 and a projection unit 63, the DMD chip 62 is connected to the output end of the image processing unit 32, and the projection unit 63 is used for receiving the light projection image from the DMD chip 62 and projecting the light projection image onto the ground 10 in front of the human body. The central processing module 3 further includes a power supply 31 and a power switch 33 for supplying power to each power consuming module in the visual system.

In this embodiment, the connection between the non-light level night vision sensor 22 and the DSP data processing chip, the DSP data processing chip and the image processing unit 32, and the image processing unit 32 and the DMD chip 62 are connected by the electric wire 7.

In this embodiment, the non-light level night vision sensor 22 can capture the low light emitted by the object itself under the condition of no light or low light through the high coverage of the large aperture, perform nanometer precision segmentation on the low light, and convert the low light into a high-definition image through a DSP step algorithm.

The aforementioned non-light level night vision sensor 22 may be any one of image sensors disclosed in the prior art or commercially available that can be applied to the present invention, such as a sony IMX291 image sensor, an ov (omni vision) non-light night vision sensor.

In one embodiment, the resolution of the CCD camera 21 of the above-mentioned visual system configuration may be 720P, 1080P or 1440P, and the frame rate may be 30fps or 60fps, according to the actual needs.

In one embodiment, the aperture range of the lens 23 is set to F1.2-F2.0, and the wide angle of the lens 23 is set to 140 degrees, 150 degrees or 170 degrees, so that the road condition and environment in a large range behind the human body can be observed, and collision or scraping is avoided.

In one embodiment, in order to increase the service life and the quality of the visual system, the lens 23 has antifouling and waterproof properties, and may be any one of the lenses 23 disclosed in the prior art or commercially available that can be applied to the present invention.

In another embodiment, the lens 23 is tilted downward because the user needs to know the ground 10 behind the human body and the environmental information near the ground 10. The user can set the lens 23 at any inclination angle within the range of 30-60 degrees with the horizontal plane according to the height of the user or the desired observation rear range. This kind of design can help the user to observe the environmental information of human rear within the 0 ~ 6 meters scope more accurately, and this observation range can satisfy the actual demand of the personnel of walking backward.

In another embodiment, the projection module 6 further includes a projection housing 61 for accommodating the DMD chip 62 and the projection unit 63, the projection housing 61 is hinged to the angle adjustment fixing plate 4 through the connecting shaft 5, a projection outlet 64 is disposed at one end of the projection housing 61 facing the front of the human body, and the projection unit 63 projects the projection image onto the ground 10 in front of the human body through the projection outlet 64. When the projection type mobile phone is used, a user can adjust the projection position projected to the front of the projection shell 61 by rotating the projection shell to help the user accurately judge the rear environment.

In another embodiment, the projection housing 61 can be rotated by an angle less than or equal to 90 degrees.

In this embodiment, the projection image 9 is located within a range of 1.5m-8m in front of the human body 8 by rotating the projection housing 61, the projection image 9 in this range belongs to a visual comfort area, when the projection image 9 is located within 1.5m in front of the human body 8, the human body 8 needs to look down, the cervical spine of the human body cannot be repaired or corrected by falling down, and when the projection image 9 is located above 8m in front of the human body 8, the projection image is interfered by other pedestrians, so that the projection image is blocked or deformed.

In another embodiment, the projection housing 61 may be a cylindrical or square-cylindrical hollow structure, and the projection housing 61 may be made of a lightweight and waterproof plastic material.

In another embodiment, the power source is a rechargeable battery, which can be reused.

In another embodiment, the power source includes a solar power panel (not shown) and a micro-battery electrically connected to the solar power panel, and the solar power panel converts the received solar energy into electric energy and transmits the electric energy to the battery for storage.

When the invention is used:

referring to fig. 2-4, the power switch 33 is turned on, the rear camera module 2 starts to acquire an object image of a rear scene, projects an optical image generated by the object image through the lens 23 onto the surface of the non-optical night vision sensor 22, converts the optical image into an electrical signal, converts the electrical signal into image data by the DSP data processing chip, and sends the image data to the image processing unit 32; the image processing unit 32 processes the image data, including image correction, adding dynamic/static auxiliary lines, and improving the quality of image output through data processing under poor light conditions, and finally generates projection data and outputs the projection data to the DMD chip 62, the DMD chip 62 can convert the transmitted digital information into optical information, the projection unit 63 receives and amplifies the optical information, and projects the optical information to the ground 10 in front of the person 8 through the projection outlet 64, and the projected enlarged picture is shown as 9 in fig. 4.

The user can achieve different positions of the projected image on the floor 10 by rotating the projection housing 61 during the back-walking exercise to obtain the optimum viewing position, the projection angle shown in fig. 4 being 45 degrees.

The visual system for assisting the backward walking, which is arranged on the hat body 1, can be taken as a portable device, can be applied to a hat, clothes or a belt, and can help a person who exercises backward walking to clearly and accurately judge the road condition environment behind the human body, thereby improving the safety of backward walking.

However, the above description is only exemplary of the present invention, and the scope of the present invention should not be limited thereby, and the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.