CN109700647B - Blind person walking stick capable of achieving automatic help seeking and system thereof - Google Patents
Blind person walking stick capable of achieving automatic help seeking and system thereof Download PDFInfo
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- CN109700647B CN109700647B CN201811613101.0A CN201811613101A CN109700647B CN 109700647 B CN109700647 B CN 109700647B CN 201811613101 A CN201811613101 A CN 201811613101A CN 109700647 B CN109700647 B CN 109700647B
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- 230000001681 protective effect Effects 0.000 claims description 16
- 230000000694 effects Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 241000253999 Phasmatodea Species 0.000 abstract 1
- 230000003139 buffering effect Effects 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
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Abstract
The invention discloses a walking stick for blind persons and a system thereof, which can realize automatic help seeking, belong to the technical field of walking sticks and solve the problem that the prior device can not realize automatic help seeking when the blind persons need help, so that the blind persons can not be well protected; the technical characteristics are as follows: the novel walking stick comprises a handheld part, a stick body, a PLC (programmable logic controller) and a main supporting leg, wherein the lower part of the handheld part is in bolted connection with the stick body, the lower end of the stick body is in sliding connection with the main supporting leg, the inside of the stick body is of a hollow structure, a humidity sensor is fixedly installed at the top of an inner cavity of the stick body, the PLC is arranged below the humidity sensor, and the humidity sensor is electrically connected with the PLC in a two-way mode.
Description
Technical Field
The invention relates to a walking stick, in particular to a walking stick for the blind and a system thereof, wherein the walking stick can realize automatic help seeking.
Background
The walking stick is a necessary article for a plurality of old people to go out in late years in a walking assisting way, can stabilize and strengthen the body and strength, is very wonderful, is usually called as the third leg of the old people, can be called as the good partner of the old people in the security late year, and is indispensable whether the old people walk in mountaineering way or sit in a courtyard;
chinese patent CN207693862U discloses a walking stick for blind persons, which comprises a stick body and a handle, wherein a road condition detection module is arranged inside the stick body, the road condition detection module comprises a main control processor, an ultrasonic transceiver, a humidity sensor and a power supply device, which are electrically connected to the main control processor respectively, a road condition reaction module is arranged in the handle, and the road condition reaction module comprises a broadcasting device and a vibrating device, which are electrically connected to the main control processor respectively; the handle is also provided with a control switch connected with the power supply device and the main control processor, and the device can help the blind to accurately know the road surface condition so as to ensure the walking safety; however, the device cannot automatically seek help when the blind person needs help, so that the blind person cannot be well protected, and therefore the blind person walking stick and the system thereof capable of automatically seeking help are provided.
Disclosure of Invention
The invention aims to provide a blind person walking stick capable of automatically seeking help and a system thereof, wherein the blind person walking stick comprises a handheld part, a stick body, a PLC (programmable logic controller) and a main supporting leg, the lower part of the handheld part is in bolted connection with the stick body, the lower end of the stick body is in sliding connection with the main supporting leg, the interior of the stick body is of a hollow structure, a humidity sensor is fixedly installed at the top of the inner cavity of the stick body, the PLC is arranged below the humidity sensor, and the humidity sensor is electrically connected with the PLC in a bidirectional mode so as to solve the problem that the existing device cannot automatically seek help when a blind person needs help, and therefore the existing device cannot play a good protection role for the blind person.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a can realize automatic blind person's stick of seeking help, includes handheld portion, the cane body, PLC controller and main tributary supporting leg, handheld portion lower part and cane body bolted connection, cane body lower extreme and main tributary supporting leg sliding connection, the inside hollow structure that is of cane body, and cane body inner chamber top fixed mounting humidity transducer, humidity transducer below sets up the PLC controller, humidity transducer and the two-way electric connection of PLC controller.
As a further scheme of the invention: the cane body front side sets up the pneumatic cylinder, and pneumatic cylinder and cane body fixed welding, the pneumatic cylinder lower extreme is articulated with first slider, and first slider suit is on cane body outer wall, and first slider and cane body sliding connection, the hinge bar is connected to first slider both sides, the third slider is connected to the hinge bar lower extreme, and third slider activity suit is on the slide bar, and the slide bar passes through mount pad and cane body fixed connection, third slider below welded support pole, the articulated pair supporting leg of bracing piece lower extreme, the material of pair supporting leg is the rubber material, the third buffer spring of the inside fixed mounting of slide bar and third slider cooperation work, third buffer spring is articulated with the lateral wall of third slider.
As a still further scheme of the invention: the outside suit safety cover of pneumatic cylinder, the safety cover passes through bolt and cane body fixed connection, cane body upper portion outer wall installation warning light, warning light and PLC controller electric connection, the warning light still with battery electric connection, the battery is the operation power supply of warning light.
As a still further scheme of the invention: the utility model discloses a portable electronic device, including handheld portion, battery and PLC controller, handheld portion inner chamber right side installation vibrating motor, vibrating motor respectively with battery and PLC controller electric connection, the surface mounting trembler on the handheld portion, trembler and vibrating motor fixed connection, surface mounting speaker and GPS positioner on the handheld portion, GPS positioner respectively with battery and PLC controller electric connection, still set up the button of seeking help in the handheld portion, the button of seeking help respectively with battery and PLC controller electric connection, install wireless transmitter on the button of seeking help.
As a still further scheme of the invention: the utility model discloses a walking stick, including main tributary supporting leg inner chamber, lifter, stopper, first buffer spring, second buffer spring suit, main tributary supporting leg inner chamber bottom sets up the blotter, the fixed welding lifter in blotter top, and the lifter upper end runs through main tributary supporting leg upper wall and cane body lower wall in proper order to in extending to the cane body inner chamber, cane body inner chamber bottom symmetry sets up two vertical spouts, and vertical spout internalization sets up the second slider, and second slider and lifter fixed welding, second slider cover are established on the stopper, and stopper fixed mounting is in vertical spout, the setting of stopper has the spacing effect to the second slider, and second slider below sets up second buffer spring, and second buffer spring suit is on the stopper, the top level of main tributary supporting leg inner chamber sets up the limiting plate, the limiting plate with lifter sliding connection, the limiting plate below sets up first buffer spring, and first buffer spring suit is on the lifter.
The blind person walking stick control system based on the automatic help seeking of the blind person walking stick capable of achieving automatic help seeking is disclosed.
In conclusion, the beneficial effects of the invention are as follows: the supporting rod can be supported in an auxiliary mode by the aid of the humidity sensor, the humidity of the external environment can be detected in real time by the humidity sensor, when the humidity of the external environment is too high, data detected by the humidity sensor is fed back to the PLC, the PLC drives the hydraulic cylinder to be opened, the hydraulic cylinder drives the first sliding block to move downwards, the first sliding block pushes the hinged rod and the third sliding block to slide, the third sliding block drives the supporting rod to move away from the crutch body, auxiliary support for the crutch body is achieved, and the hydraulic cylinder can be protected fully by the aid of the protective cover; the invention can fully protect the blind person user, can prevent the blind person from slipping in rainy and snowy weather, can prevent the blind person from being accidentally injured in haze weather, and can also facilitate the blind person to send a distress signal when the blind person needs to be rescued, thereby ensuring the safety of the blind person user.
Drawings
Fig. 1 is a schematic structural diagram of the invention.
Fig. 2 is a front view of the invention.
Fig. 3 is a schematic structural view of the handle of the present invention.
Fig. 4 is a partially enlarged schematic view of a in fig. 1.
Fig. 5 is a circuit control schematic diagram of the invention.
FIG. 6 is a schematic view of the main support leg of the present invention.
In the figure: 1-a hand-held part, 2-a crutch body, 3-a storage battery, 4-a PLC controller, 5-a humidity sensor, 6-a protective cover, 7-a hydraulic cylinder, 8-a first slide block, 9-a hinge rod, 10-a support rod, 11-an auxiliary support leg, 12-a main support leg, 13-a mounting seat, 14-a warning lamp and 15-a vibrating piece, 16-vibration motor, 17-loudspeaker, 18-GPS positioning device, 19-limit plate, 20-buffer pad, 21-first buffer spring, 22-lifting rod, 23-vertical chute, 24-second slide block, 25-limit rod, 26-second buffer spring, 27-third slide block, 28-slide rod, 29-third buffer spring and 30-help-seeking button.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1-2 and 4-5, in the embodiment of the present invention, a walking stick for blind people capable of automatically seeking help includes a handheld portion 1, a stick body 2, a PLC controller 4 and a main support leg 12, a lower portion of the handheld portion 1 is connected to the stick body 2 by a bolt, a lower end of the stick body 2 is connected to the main support leg 12 in a sliding manner, the inside of the stick body 2 is a hollow structure, a humidity sensor 5 is fixedly installed on a top portion of an inner cavity of the stick body 2, the PLC controller 4 is arranged below the humidity sensor 5, the humidity sensor 5 is electrically connected to the PLC controller 4 in a bidirectional manner, and the humidity sensor 5 is used for detecting humidity outside the stick body 2, so as to facilitate a user to go out;
the PLC controller 4 is of a BYK2-48 model;
the front side of the stick body 2 is provided with a hydraulic cylinder 7, the hydraulic cylinder 7 is fixedly welded with the stick body 2, the lower end of the hydraulic cylinder 7 is hinged with a first slider 8, the first slider 8 is sleeved on the outer wall of the stick body 2, the first slider 8 is slidably connected with the stick body 2, two sides of the first slider 8 are connected with an articulated rod 9, the lower end of the articulated rod 9 is connected with a third slider 27, the third slider 27 is movably sleeved on a slide rod 28, the slide rod 28 is fixedly connected with the stick body 2 through a mounting seat 13, a support rod 10 is welded below the third slider 27, the lower end of the support rod 10 is hinged with an auxiliary support leg 11, the auxiliary support leg 11 is made of rubber, the support rod 10 can play a role of auxiliary support for the stick body 2, the humidity sensor 5 can detect the humidity of the external environment in real time, when the humidity of the external environment is too large, the data detected by the humidity sensor 5 is fed back to the PLC 4, the PLC 4 drives the hydraulic cylinder 7 to be started, the hydraulic cylinder 7 drives the first sliding block 8 to move downwards, and the first sliding block 8 pushes the hinged rod 9 and the third sliding block 27 to slide, so that the third sliding block 27 drives the supporting rod 10 to move away from the crutch body 2, and auxiliary support for the crutch body 2 is realized;
the hydraulic cylinder 7 is of the type MOB100 × 200;
a third buffer spring 29 which is matched with the third sliding block 27 to work is fixedly arranged in the sliding rod 28, the third buffer spring 29 is hinged with the side wall of the third sliding block 27, and the third buffer spring 29 can play a role in buffering and protecting the third sliding block 27;
a protective cover 6 is sleeved outside the hydraulic cylinder 7, the protective cover 6 is fixedly connected with the stick body 2 through bolts, the hydraulic cylinder 7 can be fully protected through the protective cover 6, and the protective cover 6 is made of glass fibers;
the outer wall of the upper part of the crutch body 2 is provided with a warning lamp 14, the warning lamp 14 is electrically connected with the PLC 4, the warning lamp 14 is also electrically connected with the storage battery 3, and the storage battery 3 supplies power for the operation of the warning lamp 14;
in order to facilitate the identification of the warning lamp 14, the warning lamp 14 is spirally wound outside the stick body 2, and the warning lamp 14 can prompt passerby and vehicles when being low in visibility, so that the safety of blind users can be guaranteed.
Example 2
As shown in fig. 1 to 5, in the embodiment of the present invention, a blind person walking stick capable of realizing automatic help seeking includes a handheld portion 1, a stick body 2, a PLC controller 4 and a main support leg 12, a lower portion of the handheld portion 1 is connected to the stick body 2 by a bolt, a lower end of the stick body 2 is connected to the main support leg 12 in a sliding manner, the inside of the stick body 2 is a hollow structure, a humidity sensor 5 is fixedly installed at a top of an inner cavity of the stick body 2, the PLC controller 4 is arranged below the humidity sensor 5, the humidity sensor 5 is electrically connected to the PLC controller 4 in a bidirectional manner, and the humidity sensor 5 is used for detecting humidity outside the stick body 2, so as to facilitate a user to go out;
the PLC controller 4 is of a BYK2-48 model;
the front side of the stick body 2 is provided with a hydraulic cylinder 7, the hydraulic cylinder 7 is fixedly welded with the stick body 2, the lower end of the hydraulic cylinder 7 is hinged with a first slider 8, the first slider 8 is sleeved on the outer wall of the stick body 2, the first slider 8 is slidably connected with the stick body 2, two sides of the first slider 8 are connected with an articulated rod 9, the lower end of the articulated rod 9 is connected with a third slider 27, the third slider 27 is movably sleeved on a slide rod 28, the slide rod 28 is fixedly connected with the stick body 2 through a mounting seat 13, a support rod 10 is welded below the third slider 27, the lower end of the support rod 10 is hinged with an auxiliary support leg 11, the auxiliary support leg 11 is made of rubber, the support rod 10 can play a role of auxiliary support for the stick body 2, the humidity sensor 5 can detect the humidity of the external environment in real time, when the humidity of the external environment is too large, the data detected by the humidity sensor 5 is fed back to the PLC 4, the PLC 4 drives the hydraulic cylinder 7 to be started, the hydraulic cylinder 7 drives the first sliding block 8 to move downwards, and the first sliding block 8 pushes the hinged rod 9 and the third sliding block 27 to slide, so that the third sliding block 27 drives the supporting rod 10 to move away from the crutch body 2, and auxiliary support for the crutch body 2 is realized;
the hydraulic cylinder 7 is of the type MOB100 × 200;
a third buffer spring 29 which is matched with the third sliding block 27 to work is fixedly arranged in the sliding rod 28, the third buffer spring 29 is hinged with the side wall of the third sliding block 27, and the third buffer spring 29 can play a role in buffering and protecting the third sliding block 27;
a protective cover 6 is sleeved outside the hydraulic cylinder 7, the protective cover 6 is fixedly connected with the stick body 2 through bolts, the hydraulic cylinder 7 can be fully protected through the protective cover 6, and the protective cover 6 is made of glass fibers;
the outer wall of the upper part of the crutch body 2 is provided with a warning lamp 14, the warning lamp 14 is electrically connected with the PLC 4, the warning lamp 14 is also electrically connected with the storage battery 3, and the storage battery 3 supplies power for the operation of the warning lamp 14;
in order to facilitate the identification of the warning light 14, the warning light 14 is spirally wound outside the crutch body 2, and the warning light 14 can prompt passerby and vehicles when the visibility is low, so that the safety of blind users can be ensured;
a vibration motor 16 is arranged on the right side of the inner cavity of the handheld part 1, the vibration motor 16 is electrically connected with the storage battery 3 and the PLC 4 respectively, a vibration piece 15 is arranged on the upper surface of the handheld part 1, and the vibration piece 15 is fixedly connected with the vibration motor 16;
the loudspeaker 17 and the GPS positioning device 18 are arranged on the upper surface of the handheld part 1, the GPS positioning device 18 is electrically connected with the storage battery 3 and the PLC 4 respectively, the GPS positioning device 18 can be used for positioning a user in real time, the safety of the user is guaranteed, the loudspeaker 17 is electrically connected with the GPS positioning device 18, and the loudspeaker 17 is used for broadcasting real-time road conditions and guaranteeing the safety of the user;
still set up help seeking button 30 on the handheld portion 1, help seeking button 30 respectively with battery 3 and 4 electric connection of PLC controller, install wireless transmitter on the help seeking button 30, when emergency appears in the user, can press help seeking button 30, help seeking button 30 seeks help to urgent contact through wireless transmitter, simultaneously help seeking button 30 can also drive warning light 14 and speaker 17 and open, conveniently indicates passerby to salvage the user.
Example 3
As shown in fig. 1 to 6, in the embodiment of the invention, a blind person walking stick capable of realizing automatic help seeking comprises a handheld portion 1, a stick body 2, a PLC controller 4 and a main support leg 12, wherein the lower portion of the handheld portion 1 is connected with the stick body 2 through a bolt, the lower end of the stick body 2 is connected with the main support leg 12 in a sliding manner, the inside of the stick body 2 is of a hollow structure, a humidity sensor 5 is fixedly installed at the top of an inner cavity of the stick body 2, the PLC controller 4 is arranged below the humidity sensor 5, the humidity sensor 5 is electrically connected with the PLC controller 4 in a bidirectional manner, and the humidity sensor 5 is used for detecting humidity outside the stick body 2, so that a user can go out conveniently;
the PLC controller 4 is of a BYK2-48 model;
the front side of the stick body 2 is provided with a hydraulic cylinder 7, the hydraulic cylinder 7 is fixedly welded with the stick body 2, the lower end of the hydraulic cylinder 7 is hinged with a first slider 8, the first slider 8 is sleeved on the outer wall of the stick body 2, the first slider 8 is slidably connected with the stick body 2, two sides of the first slider 8 are connected with an articulated rod 9, the lower end of the articulated rod 9 is connected with a third slider 27, the third slider 27 is movably sleeved on a slide rod 28, the slide rod 28 is fixedly connected with the stick body 2 through a mounting seat 13, a support rod 10 is welded below the third slider 27, the lower end of the support rod 10 is hinged with an auxiliary support leg 11, the auxiliary support leg 11 is made of rubber, the support rod 10 can play a role of auxiliary support for the stick body 2, the humidity sensor 5 can detect the humidity of the external environment in real time, when the humidity of the external environment is too large, the data detected by the humidity sensor 5 is fed back to the PLC 4, the PLC 4 drives the hydraulic cylinder 7 to be started, the hydraulic cylinder 7 drives the first sliding block 8 to move downwards, and the first sliding block 8 pushes the hinged rod 9 and the third sliding block 27 to slide, so that the third sliding block 27 drives the supporting rod 10 to move away from the crutch body 2, and auxiliary support for the crutch body 2 is realized;
the hydraulic cylinder 7 is of the type MOB100 × 200;
a third buffer spring 29 which is matched with the third sliding block 27 to work is fixedly arranged in the sliding rod 28, the third buffer spring 29 is hinged with the side wall of the third sliding block 27, and the third buffer spring 29 can play a role in buffering and protecting the third sliding block 27;
a protective cover 6 is sleeved outside the hydraulic cylinder 7, the protective cover 6 is fixedly connected with the stick body 2 through bolts, the hydraulic cylinder 7 can be fully protected through the protective cover 6, and the protective cover 6 is made of glass fibers;
the outer wall of the upper part of the crutch body 2 is provided with a warning lamp 14, the warning lamp 14 is electrically connected with the PLC 4, the warning lamp 14 is also electrically connected with the storage battery 3, and the storage battery 3 supplies power for the operation of the warning lamp 14;
in order to facilitate the identification of the warning light 14, the warning light 14 is spirally wound outside the crutch body 2, and the warning light 14 can prompt passerby and vehicles when the visibility is low, so that the safety of blind users can be ensured;
a vibration motor 16 is arranged on the right side of the inner cavity of the handheld part 1, the vibration motor 16 is electrically connected with the storage battery 3 and the PLC 4 respectively, a vibration piece 15 is arranged on the upper surface of the handheld part 1, and the vibration piece 15 is fixedly connected with the vibration motor 16;
the loudspeaker 17 and the GPS positioning device 18 are arranged on the upper surface of the handheld part 1, the GPS positioning device 18 is electrically connected with the storage battery 3 and the PLC 4 respectively, the GPS positioning device 18 can be used for positioning a user in real time, the safety of the user is guaranteed, the loudspeaker 17 is electrically connected with the GPS positioning device 18, and the loudspeaker 17 is used for broadcasting real-time road conditions and guaranteeing the safety of the user;
the handheld part 1 is further provided with a help-seeking button 30, the help-seeking button 30 is electrically connected with the storage battery 3 and the PLC 4 respectively, a wireless signal transmitter is mounted on the help-seeking button 30, when a user has an emergency, the help-seeking button 30 can be pressed down, the help-seeking button 30 seeks help for an emergency contact through the wireless signal transmitter, and meanwhile, the help-seeking button 30 can also drive the warning lamp 14 and the loudspeaker 17 to be turned on, so that passersby can be prompted to help the user;
the bottom of the inner cavity of the main supporting leg 12 is provided with a cushion pad 20, a lifting rod 22 is fixedly welded above the cushion pad 20, the upper end of the lifting rod 22 sequentially penetrates through the upper wall of the main supporting leg 12 and the lower wall of the crutch body 2 and extends into the inner cavity of the crutch body 2, two vertical sliding grooves 23 are symmetrically arranged at the bottom of the inner cavity of the crutch body 2, a second sliding block 24 is movably arranged in each vertical sliding groove 23, the second sliding block 24 is fixedly welded with the lifting rod 22, the second sliding block 24 is sleeved on a limiting rod 25, the limiting rod 25 is fixedly arranged in each vertical sliding groove 23, and the arrangement of the limiting rod 25 has the effect of limiting the second sliding block;
a second buffer spring 26 is arranged below the second sliding block 24, the second buffer spring 26 is sleeved on the limiting rod 25, and the second buffer spring 26 has the buffer protection effect on the second sliding block 24;
the top level of main tributary support leg 12 inner chamber sets up limiting plate 19, limiting plate 19 with lifter 22 sliding connection, limiting plate 19 below sets up first buffer spring 21, and first buffer spring 21 suit is on lifter 22, and first buffer spring 21 set up have right the effect of blotter 20 buffer protection.
Example 4
A blind person walking stick control system for automatically seeking help of a blind person walking stick capable of automatically seeking help according to embodiment 3.
In summary, the working principle of the invention is as follows: the humidity sensor 5 can detect the humidity of the external environment in real time, when the humidity of the external environment is too high, data detected by the humidity sensor 5 is fed back to the PLC 4, the PLC 4 drives the hydraulic cylinder 7 to be opened, the hydraulic cylinder 7 drives the first sliding block 8 to move downwards, the first sliding block 8 pushes the hinged rod 9 and the third sliding block 27 to slide, so that the third sliding block 27 drives the supporting rod 10 to move away from the crutch body 2, auxiliary support for the crutch body 2 is realized, and the warning lamp 14 can play a role in prompting pedestrians and vehicles when the visibility is low, so that the safety of blind users is guaranteed; the vibration motor 16 can play a role in warning a user through vibration, when the user has an emergency, the help-seeking button 30 can be pressed down, the help-seeking button 30 can ask for help to an emergency contact person through a wireless signal transmitter, and meanwhile, the help-seeking button 30 can also drive the warning lamp 14 and the loudspeaker 17 to be turned on, so that a passerby can be prompted to rescue the user conveniently.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are only for the convenience of description of the invention and to simplify the description, and do not indicate or imply that the referred device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The blind person walking stick capable of realizing automatic help seeking comprises a handheld part (1), a stick body (2), a PLC (programmable logic controller) and a main support leg (12), wherein the lower part of the handheld part (1) is in bolt connection with the stick body (2), and the lower end of the stick body (2) is in sliding connection with the main support leg (12), and is characterized in that the inside of the stick body (2) is of a hollow structure, a humidity sensor (5) is fixedly installed at the top of the inner cavity of the stick body (2), the PLC (4) is arranged below the humidity sensor (5), and the humidity sensor (5) is in bidirectional electrical connection with the PLC (4);
the utility model discloses a cane, including cane body (2), pneumatic cylinder (7) and cane body (2) fixed welding, pneumatic cylinder (7) lower extreme is articulated with first slider (8), and first slider (8) suit is on cane body (2) outer wall, and first slider (8) and cane body (2) sliding connection, articulated rod (9) are connected to first slider (8) both sides, third slider (27) are connected to articulated rod (9) lower extreme, and third slider (27) activity suit is on slide bar (28), and slide bar (28) pass through mount pad (13) and cane body (2) fixed connection, third slider (27) below welding support bar (10), bracing piece (10) lower extreme articulated vice supporting leg (11), main tributary supporting leg (12) inner chamber bottom sets up blotter (20), fixed welding lifter (22) in blotter (20) top, lifter (22) upper end runs through main supporting leg (12) upper wall and cane body (2) lower wall in proper order, and extend to the inner cavity of the crutch body (2), two vertical chutes (23) are symmetrically arranged at the bottom of the inner cavity of the crutch body (2), a second sliding block (24) is arranged in the vertical chutes (23) in an inner moving manner, the second sliding block (24) is fixedly welded with the lifting rod (22), the second sliding block (24) is sleeved on the limiting rod (25), the limiting rod (25) is fixedly arranged in the vertical chutes (23), a second buffer spring (26) is arranged below the second sliding block (24), the second buffer spring (26) is sleeved on the limiting rod (25), the top of the inner cavity of the main supporting leg (12) is horizontally provided with a limiting plate (19), the limiting plate (19) is slidably connected with the lifting rod (22), the first buffer spring (21) is arranged below the limiting plate (19), the first buffer spring (21) is sleeved on the lifting rod (22), and the outer wall of the upper part of the crutch body (2) is provided with a warning lamp (14), warning light (14) and PLC controller (4) electric connection, warning light (14) still with battery (3) electric connection, battery (3) are the operation power supply of warning light (14), handheld portion (1) inner chamber right side installation vibrating motor (16), vibrating motor (16) respectively with battery (3) and PLC controller (4) electric connection, surface mounting trembler (15) on handheld portion (1), trembler (15) and vibrating motor (16) fixed connection, surface mounting speaker (17) and GPS positioner (18) on handheld portion (1), GPS positioner (18) respectively with battery (3) and PLC controller (4) electric connection.
2. The blind person walking stick capable of realizing automatic help seeking according to claim 1 is characterized in that the auxiliary supporting leg (11) is made of rubber.
3. The blind walking stick capable of realizing automatic help seeking according to claim 2, characterized in that a third buffer spring (29) matched with the third sliding block (27) is fixedly arranged inside the sliding rod (28), and the third buffer spring (29) is hinged with the side wall of the third sliding block (27).
4. The cane for the blind capable of realizing automatic help seeking according to claim 3, characterized in that the outside of the hydraulic cylinder (7) is sleeved with a protective cover (6), and the protective cover (6) is fixedly connected with the cane body (2) through bolts.
5. The walking stick for the blind capable of realizing automatic help seeking according to claim 4 is characterized in that a help seeking button (30) is further arranged on the handheld part (1), the help seeking button (30) is respectively and electrically connected with the storage battery (3) and the PLC (programmable logic controller) (4), and a wireless signal transmitter is arranged on the help seeking button (30).
6. A blind person walking stick control system for automatic help seeking based on the blind person walking stick capable of realizing automatic help seeking according to any one of claims 1 to 5.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811613101.0A CN109700647B (en) | 2018-12-27 | 2018-12-27 | Blind person walking stick capable of achieving automatic help seeking and system thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811613101.0A CN109700647B (en) | 2018-12-27 | 2018-12-27 | Blind person walking stick capable of achieving automatic help seeking and system thereof |
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| CN109700647A CN109700647A (en) | 2019-05-03 |
| CN109700647B true CN109700647B (en) | 2021-08-27 |
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| CN201811613101.0A Expired - Fee Related CN109700647B (en) | 2018-12-27 | 2018-12-27 | Blind person walking stick capable of achieving automatic help seeking and system thereof |
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| CN111493465A (en) * | 2020-04-23 | 2020-08-07 | 杭州富阳林长发科技有限公司 | Ground-grasping type outdoor mountain-climbing walking stick based on force action principle |
| CN112618289B (en) * | 2021-01-05 | 2022-06-03 | 青岛市中心医院 | Protective intelligent walking stick for improving freezing gait of Parkinson disease patient |
| CN114010467B (en) * | 2021-11-22 | 2023-08-18 | 青岛黄海学院 | Multi-feedback-path blind guide with vibration and voice prompt functions |
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| CN109700647A (en) | 2019-05-03 |
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