CN210698194U - Visual auxiliary system for trip - Google Patents
Visual auxiliary system for trip Download PDFInfo
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- CN210698194U CN210698194U CN201822005335.9U CN201822005335U CN210698194U CN 210698194 U CN210698194 U CN 210698194U CN 201822005335 U CN201822005335 U CN 201822005335U CN 210698194 U CN210698194 U CN 210698194U
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Abstract
The utility model discloses a vision auxiliary system of trip, including wearable equipment, ground identification equipment, walking auxiliary analysis equipment and walking suggestion piece. The wearable device is provided with a first detection device; the ground identification equipment is provided with second detection equipment, and the distance between the ground identification equipment and the ground is smaller than the distance between the wearable equipment and the ground; the walking auxiliary analysis equipment is in communication connection with the first detection equipment and the second detection equipment; the walking prompting piece is connected with the walking auxiliary analysis equipment. The utility model discloses the scene condition that technical scheme accurate comprehensive discernment visual impairment crowd located improves the security of looking the trip of visual impairment crowd.
Description
Technical Field
The utility model relates to a keep away barrier technical field, in particular to vision auxiliary system of trip.
Background
With the continuous development of society, people pay more and more attention to the crowd with the visual disabilities. The device is more and more widely applied as an obstacle avoidance device for facilitating the trip of visually impaired people.
In the existing obstacle avoidance equipment, a camera captures an image of a scene, and the captured image is analyzed to identify the scene where the crowd with the obstacles to sight is located, so that corresponding prompt information is sent to remind the crowd with the obstacles to sight. However, currently, a single device is mostly used for capturing images, the range of the captured images is limited, if the images of a scene are captured by using smart glasses, a detection blind area may be formed near an area under feet of a visually impaired person, so that obstacles in the scene cannot be accurately identified, and safe travel of the visually impaired person is affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vision auxiliary system of trip aims at the accurate scene condition of overall discerning the visual impairment crowd and locating, improves the security of looking the visual impairment crowd trip.
In order to achieve the above object, the utility model provides a vision auxiliary system of trip, include:
a wearable device provided with a first detection device;
the ground identification equipment is provided with second detection equipment, and the distance between the ground identification equipment and the ground is smaller than that between the wearable equipment and the ground;
the walking auxiliary analysis device is in communication connection with the first detection device and the second detection device;
and the walking prompting piece is connected with the walking auxiliary analysis equipment.
Optionally, the first detection device includes a first camera, the second detection device includes a second camera and a detection module disposed toward the ground, and the walking assistance analysis device is connected to the first camera, the second camera and the detection module respectively.
Optionally, the ground recognition device is a walking stick, the walking stick includes a holding portion and a rod body connected to the holding portion, the detection module is disposed at one end of the rod body away from the holding portion, and the second camera is spaced apart from the detection module and disposed on a side wall of the rod body.
Optionally, the second detection device includes that the second camera is equipped with a plurality ofly, and is a plurality of the second camera interval is encircleed and is located the lateral wall of the body of rod.
Optionally, the wearable device is a pair of glasses, the pair of glasses includes a glasses frame and a lens fixed to the glasses frame, and the first detection device is disposed on the glasses frame and is close to the lens.
Optionally, the spectacle frame comprises a nose frame and an ear frame, the lens is fixed on the nose frame, the nose frame has a first face and a second face which are arranged oppositely, the ear frame is fixed on the nose frame and is opposite to the first face, and the first detection device is arranged on the second face.
Optionally, the walking assistance analysis device is arranged independently of the wearable device and the ground recognition device, and the walking assistance analysis device is in wireless communication connection with the first detection device and the second detection device.
Optionally, the walking prompt comprises a voice prompt module, a vibration prompt module and/or a tactile prompt module.
Optionally, the walking prompting component is disposed on the wearable device, and/or the vibration prompting module and/or the tactile prompting module is disposed on the ground recognition device.
Optionally, the first detection device and/or the second camera include a color camera and a depth camera, the detection module includes a ranging module, a radar probe and a nano-wave detection module, the ranging module is connected with the walking-assisted analysis device, and the radar probe and the nano-wave detection module are connected with the ranging module.
The technical proposal of the utility model is that a wearable device comprising a first detection device and a ground recognition device which is close to the ground relative to the wearable device and comprises a second detection device are arranged in a visual auxiliary system for going out, the first detection device can collect the scene information in a certain height range and far away from the ground, the second detection device can collect the scene information in a certain height range and near to the ground, a walking auxiliary analysis device can analyze the information collected by the first detection device and the second detection device, can comprehensively identify the scene information in the space where the visually impaired people using the visual assistance system for going out are located, and remind the visually impaired people through the walking prompting piece according to the identified scene information, the prompt information obtained by the visually impaired people can be ensured to be more accurate, so that the safety of the visually impaired people in going out is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of the vision assistance system for trip of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | Visual auxiliary system for |
20 | |
| 10 | |
201 | |
| 101 | |
2011 | |
| 11 | |
2012 | Detection module |
| 111 | |
21 | Gripping part |
| 112 | |
22 | |
| 12 | |
40 | |
| 30 | Walking-assisted analysis device |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a vision auxiliary system 1 of trip.
The embodiment of the present invention provides an embodiment, the visual assistance system 1 for trip includes a wearable device 10, a ground recognition device 20, a walking assistance analysis device 30, a walking prompt 40, and the like. The wearable device 10 is specifically an intelligent device worn on a human head or the like for collecting spatial scene information, and may specifically include glasses, a headband, earrings, and the like. The ground recognition device 20 particularly comprises a handheld or body-worn guiding device for collecting and/or feeding back ground scene information, which may particularly comprise a walking stick, a foot ring, a belt or the like. Wherein the distance between the ground recognition device 20 and the ground is smaller than the distance between the wearable device 10 and the ground. The visually impaired people can acquire space scene information including the position, type, passable direction and the like of the obstacle in the advancing direction through the wearable device 10 to be identified by the walking auxiliary analysis device 30, and can acquire walking navigation information and obstacle information in the current scene from the wearable device 10; in addition, the visually impaired can also collect the ground scene information including the height of the ground, the ground mark, the ground condition and the like by holding or wearing the ground recognition device 20 for the walking assistance analysis device 30 to recognize. Specifically, the ground recognition device 20 may be configured to collect ground scene information 20cm below the ground (e.g., gullies, etc.) and/or ground scene information 20cm above the ground (e.g., water deposits, road signs, etc.).
The wearable device 10 is provided with a first detection device 101, and the first detection device 101 may specifically comprise a first camera. The walking assistance analysis device 30 is connected with the first camera to acquire an image acquired by the first camera. The wearable device 10 can be selected as a head wearable device 10, and the first camera in the first detection device 101 is used for collecting a first scene image of a head of a visually impaired person wearing the wearable device 10 or a spatial scene of the visually impaired person within a certain range of a height near the head and far away from the visually impaired person.
The ground recognition device 20 is provided with a second detection device 201, and the second detection device 201 may specifically include a second camera 2011 and a detection module 2012 arranged towards the ground. The walking assistance analysis device 30 is connected to the second camera 2011 and the detection module 2012, respectively. The second camera 2011 is configured to capture a second scene image of a ground scene of a visually impaired person wearing or holding the ground recognition device 20 within a certain range near the ground and near the visually impaired person. Specifically, the first camera 2011 and/or the second camera 2011 include a color camera and a depth camera. Accordingly, the first scene image and/or the second scene image may include a binocular map, a depth map, and a visible light map. The color camera is a detection device for detecting a color plane image of an object; the depth camera is a detection device that can detect a planar image of an object while measuring the distance of the object to the camera position.
The end of the ground recognition device 20 away from the wearable device 10 is provided with a detection module 2012 facing the ground, and the walking assistance analysis device 30 is connected to the detection module 2012 in a communication manner. The detection module 2012 may collect a distance between the reference point and the ground by using the installation position of the detection module 2012 on the ground recognition apparatus 20 as the reference point. The walking assistance analysis device 30 can analyze the position of the ground according to the distance acquired by the detection module 2012, so as to provide corresponding prompt information for the visually impaired people by combining the recognition results of the first scene image and the second scene image, thereby ensuring the accuracy of the prompt information and improving the safety of the visually impaired people when going out. Detection module 2012 can specifically include ranging module, radar probe and nanometer ripples detection module, ranging module with walking auxiliary analysis equipment 30 connects, radar probe with nanometer ripples detection module with ranging module connects. The detection module 2012 may be used to detect depths of ground pits, cracks, etc. Specifically, radar probe accessible transmission is towards the radar wave on ground, and the back wave that the receiving ground returned, and the nanometer ripples of radar probe accessible transmission is towards the nanometer ripples on ground, and the back wave that the receiving ground returned, and the data such as launching wave and the back wave of range finding module accessible collection radar probe and nanometer ripples probe are analyzed, and the calculation obtains radar probe, the distance between nanometer ripples probe position and the ground to obtain the distance information between detection module 2012 and the ground. The detection module 2012, the first camera and the second camera 2011 are combined, and the acquired scene data can form a three-dimensional visual angle, so that the accuracy of scene identification is improved.
The wearable device 10 has an inner surface facing the worn part and an outer surface facing away from the worn part, the first detection device 101 is provided on the outer surface of the wearable device 10, and a detection direction of the first detection device 101 coincides with an advancing direction of the wearable device 10 moving in a horizontal direction when worn on the worn part. The ground recognition device 20 has a side close to the wearable device 10 and another side far from the wearable device 10, and the second detection device 201 is provided on the side of the ground recognition device 20 far from the wearable device 10 to detect an image of a scene near the ground.
The walking prompter 40 provides prompting information such as scene features, directions, and cautions to visually impaired people who use the visual assistance system 1 for traveling in a form perceivable by sound, vibration, and the like. Specifically, the walking prompt 40 includes a voice prompt module, a tactile prompt module, and/or a vibration prompt module. The voice prompt module can be used for sending out prompt information in a voice mode, and the vibration prompt module can be used for sending out prompt information in a vibration mode. The tactile prompt module is used for forming prompting information which can be recognized by touch, such as patterns, braille and the like in the forms of concave-convex or deformation. A walking cue 40 may be provided to the head wearable device 10 and/or the ground recognition device 20. Specifically, a voice prompt module may be provided in the head wearable device 10, so that visually impaired people receive clear voice prompts, and if the head wearable device 10 is glasses, the voice prompt module may be provided in the ear frames 112 of the glasses; the vibration prompting module can be arranged on the ground recognition equipment 20, so that visually impaired people can control limb movement according to vibration prompting; the tactile indication module can also be arranged on the ground recognition device 20, and in particular, when the ground recognition device 20 is a walking stick, the tactile indication module can be arranged on the holding part 21 of the walking stick.
The walking assistance analysis device 30 is respectively connected with the first detection device 101, the second detection device 201 and the walking prompting piece 40, the walking assistance analysis device 30 receives a first scene image acquired by the first detection device 101, receives a second scene image acquired by the second detection device 201 and a distance between the second detection device 201 and the ground, performs scene recognition according to the received first scene image, second scene image and distance, and controls the walking prompting piece 40 connected with the walking assistance analysis device to send out corresponding prompting information according to a recognition result. Specifically, the walking assistance analysis device 30 may generate a prompt voice according to the recognition result, for example, a prompt voice of "there is an obstacle ahead" may be generated when an obstacle is recognized. After the prompt voice is generated, the prompt voice is sent to the voice prompt module connected with the voice prompt module and located in the head wearable device 10, the received prompt voice is played after the voice prompt module receives the prompt voice, and a visually impaired person wearing the head wearable device 10 can make a corresponding reaction according to the prompt voice after hearing the prompt voice to ensure the safety of the user going out. In addition, the walking assistance analysis device 30 may further generate a vibration signal according to the recognition result, for example, when an obstacle is recognized, the vibration signal may be generated, and the vibration signal is sent to a vibration prompting module connected to the vibration prompting module and disposed in the ground recognition device 20, the vibration prompting module starts and vibrates after receiving the vibration signal, and a visually impaired person holding or wearing the ground recognition device 20 may know that an obstacle exists in front of the visually impaired person by sensing the vibration and make a corresponding response, so as to ensure the safety of the visually impaired person when going out.
The technical scheme of the utility model is that in the visual auxiliary system 1 for trip, a wearable device 10 comprising a first detection device 101 and a ground identification device 20 which is close to the ground relative to the wearable device 10 and comprises a second detection device 201 are arranged, the first detection device 101 can collect the scene information in a certain height range and far away from the ground, the second detection device 201 can collect the scene information in a certain height range and near to the ground, the walking auxiliary analysis device 30 can analyze the information collected by the first detection device 101 and the second detection device 201, the scene information in the space where the visually-impaired people using the visual auxiliary system 1 for trip can be comprehensively identified, and the visually-impaired people can be reminded through the walking prompting piece 40 according to the identified scene information, thereby ensuring the obtained prompting information of the visually-impaired people to be more accurate, thereby improving the safety of the visually impaired people when going out.
Specifically, the ground recognition device 20 is a walking stick, the walking stick includes a holding portion 21 and a rod body 22 connected to the holding portion 21, the detection module 2012 is disposed at an end of the rod body 22 away from the holding portion 21, and the second camera 2011 is spaced from the detection module 2012 and disposed on a side wall of the rod body 22. When the walking stick is used by visually impaired people, the holding part 21 is held in the hand, the detection module 2012 far away from the holding part 21 is arranged close to the ground, and the position of the ground can be accurately determined according to data collected by the detection module 2012. Specifically, the detecting module 2012 can be disposed on the rod 22 and can include a side wall and an end surface connected to the side wall. When the walking stick is used, the end surface far from the grip 21 is in contact with the ground, and the detection module 2012 may be disposed on the end surface far from the grip 21, or may be disposed on the side wall far from the grip 21 at a distance from the end surface. The second camera 2011 is disposed near the detection module 2021 and spaced from the detection module 2012, and can acquire a second scene image near the ground, so that the walking assistance analysis device 30 can identify and analyze a more accurate scene condition near the ground.
Specifically, the second camera 2012 is provided with a plurality of, and a plurality of second cameras 2012 surround and locate at the lateral wall of the body of rod 22. When the visually impaired people use the walking stick, the second camera 2012 shoots the walking stick towards the ground to ensure that the collected second scene image is effective. In order to avoid that the second cameras 2012 do not collect the scene images near the ground towards the sky due to the rotation of the walking stick, the plurality of second cameras 2012 are arranged at intervals, and the plurality of second cameras 2012 are circumferentially arranged around the side wall of the rod body 22, so that the use requirements of the walking stick on the crowd with obstacles are reduced.
Further, because the visual field direction of the general visually impaired people is consistent with the walking advancing direction of the visually impaired people, in order to ensure the safety of the visually impaired people in the walking advancing process, the wearable device 10 is a pair of glasses, each of the glasses comprises a glasses frame 11 and a lens 12 fixed to the glasses frame 11, and the first detection device 101 is arranged on the glasses frame 11 and is close to the lens 12. For the convenience of wearing, can adopt glasses as wearable equipment 10 of head, set up first check out test set 101 on spectacle frame 11 and gather first scene image, because first check out test set 101 is close to lens 12 setting, when looking barrier crowd and wearing glasses, lens 12 is equivalent to the eyes position of looking barrier crowd, the detection direction of first check out test set 101 is close the visual field direction of looking barrier crowd, guarantee can effectively discern the scene information of looking barrier crowd walking on the advancing direction and send corresponding warning.
Specifically, the spectacle frame 11 includes a nose frame 111 and an ear frame 112, the lens 12 is fixed to the nose frame 111, the nose frame 111 has a first surface and a second surface which are oppositely disposed, the ear frame 112 is fixed to the nose frame 111 and protrudes from the first surface, and the first detection device 101 is disposed on the second surface. When looking barrier crowd dresses glasses, the first face can be towards barrier crowd's eyes setting, and the second face can deviate from barrier crowd's eyes, consequently the detection direction of the first check out test set 101 that sets up at the second face is unanimous with barrier crowd's field of vision direction, guarantees through the aforesaid setting that can accurately discern the scene information of barrier crowd walking advancing direction and send corresponding warning.
The walking assistance analysis device 30 may be built into the wearable device 10 or the ground recognition device 20. Furthermore, in order to reduce the size, weight, and the like of the wearable device 10 and the ground recognition device 20 and improve the comfort of the visually impaired people when using the visual assistance system 1 for traveling, a walking assistance analysis device 30 is provided separately from the wearable device 10 and the ground recognition device 20, and the walking assistance analysis device 30 is connected to the first detection device 101 and the second detection device 201 in a wireless communication manner. The walking assistance analysis device 30 which is independently arranged can be placed in a clothes pocket of the visually impaired, a bag carried with the person or hung on a belt, and the walking assistance analysis device 30 receives information collected by the first detection device 101 and the second detection device 201 through radio frequency and other wireless communication modes.
The above is only the optional embodiment of the present invention, and not the scope of the present invention is limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (10)
1. A visual assistance system for travel, comprising:
a wearable device provided with a first detection device;
the ground identification equipment is provided with second detection equipment, and the distance between the ground identification equipment and the ground is smaller than that between the wearable equipment and the ground;
the walking auxiliary analysis device is in communication connection with the first detection device and the second detection device;
and the walking prompting piece is connected with the walking auxiliary analysis equipment.
2. A visual assistance system for travel according to claim 1, wherein said first detection device comprises a first camera, said second detection device comprises a second camera and a detection module disposed towards the ground, and said walking assistance analysis device is connected to said first camera, said second camera and said detection module, respectively.
3. A visual assistance system for travel according to claim 2 wherein the ground recognition device is a cane, the cane including a grip portion and a shaft connected to the grip portion, the detection module being located at an end of the shaft remote from the grip portion, the second camera being spaced from the detection module and located on a side wall of the shaft.
4. A visual assistance system for travel according to claim 3 wherein said second plurality of cameras are spaced around the side wall of said post.
5. A visual assistance system for travel according to claim 3, wherein said wearable device is a pair of glasses, said pair of glasses comprising a pair of glasses frames and a pair of lenses fixed to said pair of glasses frames, said first detection device being disposed in said pair of glasses frames and being disposed proximate to said pair of lenses.
6. A visual assistance system for travel according to claim 5 wherein said eyeglass frame comprises a nose piece and an ear piece, said eyeglass frame being secured to said nose piece, said nose piece having first and second oppositely disposed faces, said ear piece being secured to said nose piece and projecting relative to said first face, said first detection means being disposed on said second face.
7. A visual assistance system for travel according to claim 5 wherein said walking assistance analysis device is provided independently of said wearable device and said ground recognition device, said walking assistance analysis device being in wireless communication with said first detection device and said second detection device.
8. A visual aid system for travel according to any one of claims 5 to 7 wherein the walking cues comprise a voice cue module, a vibration cue module and/or a tactile cue module.
9. A visual assistance system for travel according to claim 8 wherein the voice prompt module is located on the wearable device and/or the vibration prompt module and/or the tactile prompt module is located on the ground recognition device.
10. A visual assistance system for travel according to any one of claims 2 to 7 wherein said first camera and/or said second camera comprises a colour camera, a depth camera, said detection module comprises a range module, a radar probe and a nano-wave detection module, said range module is connected to said walking assistance analysis device, said radar probe and said nano-wave detection module are connected to said range module.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005335.9U CN210698194U (en) | 2018-11-30 | 2018-11-30 | Visual auxiliary system for trip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005335.9U CN210698194U (en) | 2018-11-30 | 2018-11-30 | Visual auxiliary system for trip |
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| CN210698194U true CN210698194U (en) | 2020-06-09 |
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| CN201822005335.9U Active CN210698194U (en) | 2018-11-30 | 2018-11-30 | Visual auxiliary system for trip |
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