CN213666604U

CN213666604U - Man-machine interaction blind guiding stick device based on intelligent voice

Info

Publication number: CN213666604U
Application number: CN202022478330.5U
Authority: CN
Inventors: 邹静; 胡浩; 孔垂宇; 王冉; 王浩
Original assignee: Wuchang Institute of Technology
Current assignee: Wuchang Institute of Technology
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-07-13
Anticipated expiration: 2030-10-30

Abstract

A man-machine interaction blind guiding stick device based on intelligent voice comprises a blind guiding stick main body, an intelligent regulating device and a ground contact supporting device, wherein the blind guiding stick main body comprises a stick body, a stick bottom and a handle, and a movable slideway is arranged on the outer surface of the lower end of the stick body; the intelligent regulating device is arranged in the rod body and comprises a microcontroller, a GPS sensor, a voice interaction device and an ultrasonic sensor; the ground contact supporting device comprises supporting legs, sliding bearings, a linear motor and a relay, wherein the linear motor, the sliding bearings and the sliding bearings are all arranged on the movable slide way. The beneficial effects are that: ultrasonic sensor surveys the condition of barrier and ground environment on the road, realizes voice prompt the place ahead barrier and distance, levels when surveying ground environment, and control linear electric motor drives three supporting legs and all contacts and support subaerial, more convenience of customers' use, and the intelligent voice interaction is effectual has solved because of the inconvenient maloperation problem that causes of user operation, is favorable to user experience.

Description

Man-machine interaction blind guiding stick device based on intelligent voice

Technical Field

The utility model relates to an intelligence voice interaction technical field specifically is a human-computer interaction blind guiding stick device based on intelligence pronunciation.

Background

The man-machine interaction technology is a technology for realizing human-computer conversation in an effective mode through computer input and output equipment. At present, human-computer interaction technology has been widely applied in social production and life, and various human-computer interaction devices and human-computer interaction interfaces are continuously developed and applied to daily life of people. With the development of intelligent voice, the traditional complicated input and output are broken through by intelligent voice interaction, the interaction mode is greatly simplified, and the intelligent voice interaction method is widely applied to various fields.

The intelligent blind stick in the prior stage has the disadvantages that the operation keys are too complicated, the function is single, and the like, so that the user experience is influenced, the safety and the comfort are not enough in the use process, and the user experience is not facilitated.

SUMMERY OF THE UTILITY MODEL

To the above, the utility model provides a man-machine interaction blind guiding stick device based on intelligence pronunciation to solve the problem that proposes in the above-mentioned background art.

The utility model provides a technical scheme that its technical problem adopted is: the man-machine interaction blind guiding stick device based on the intelligent voice comprises a blind guiding stick main body, an intelligent regulating device capable of realizing an intelligent voice interaction function and a ground contact supporting device capable of selecting a ground contact end according to different road surface environments, wherein the blind guiding stick main body comprises a stick body, a stick bottom and a handle, the stick bottom is detachably arranged at the lower end of the stick body, the handle is detachably arranged at the upper end of the stick body, a cavity is formed in the stick body, internal threads are arranged on the inner sides of the upper end and the lower end of the stick body, and an annular movable slide way is arranged; the intelligent regulation and control device is arranged in the rod body and comprises a microcontroller, a GPS sensor, a voice interaction device and an ultrasonic sensor, wherein the microcontroller is used for receiving and processing sensor information, the GPS sensor can process current position information and a destination navigation route of a user, the voice interaction device can feed back information to the user through voice prompt, the ultrasonic sensor is used for detecting an obstacle in front of the user and feeding back a distance, the ultrasonic sensor is embedded into the cavity, ultrasonic probes of the ultrasonic sensor are arranged on two sides of the lower end of the rod body at a certain angle and used for detecting a surrounding ground two-dimensional environment, the GPS sensor, the microcontroller and the voice interaction device are arranged in the cavity, the ultrasonic sensor and the GPS sensor are respectively and electrically connected with the input end of the microcontroller; the ground contact supporting device comprises a supporting leg, a sliding bearing, a linear motor and a relay, wherein the supporting leg is used for supporting the ground, the linear motor is used for driving the sliding bearing to slide up and down, the linear motor is arranged on the movable slideway, the sliding bearing is arranged on the linear motor, the sliding bearing is movably sleeved with the movable slideway, the supporting leg is arranged on the sliding bearing, the relay is arranged in the cavity, and the linear motor is electrically connected with the output ends of the microcontroller and the relay; when the ground-contact type ultrasonic sensor works, the ultrasonic sensor detects the conditions of obstacles and the ground environment on a road, and voice prompt and selection of the ground-contact supporting legs are realized.

Furthermore, the supporting legs are divided into a plurality of supporting legs which are arranged on the sliding bearing at the same angle, and the bottom of each supporting leg is provided with a ground supporting sucker.

Furthermore, the supporting legs are electric telescopic rod mechanisms and are electrically connected with the output ends of the microcontroller and the relay.

Furthermore, the outer side of the rod bottom is provided with an external thread which is matched and installed with the internal thread at the lower end of the rod body, and a clamping groove type component used for flexibly switching the supporting component is arranged in the rod bottom.

Further, the draw-in groove formula part is including setting up the draw-in groove at the bottom of the rod inner wall, setting up at the bottom of the rod inner wall can with the damping spring of support component contact, be equipped with the buckle on the support component, support component accessible draw-in groove and buckle cooperation movable mounting are on the bottom of the rod.

Further, the supporting part is a cork or a single wheel.

Furthermore, the handle outside is equipped with the external screw thread of the internal screw thread cooperation installation with pole body upper end, is provided with the miniature electromagnetic shaker that can produce different intensity seismic sensations according to the blind guide stick apart from the barrier distance on hand, miniature electromagnetic shaker and microcontroller, relay's output electric connection.

Further, still include a Sos key alarm device, a Sos key alarm device includes alarm, independent power supply, Sos alarm button, and Sos alarm button sets up on hand, and alarm and independent power supply set up in the handle, and Sos alarm button electric connection alarm's input.

Compared with the prior art, the utility model discloses the beneficial effect who produces is: during operation, ultrasonic sensor surveys the condition of barrier and ground environment on the road, conversion transmission through microcontroller and voice interaction device, realize voice prompt the place ahead barrier and distance, level when surveying ground environment, through circuit signal transmission, control linear electric motor drives slide bearing and moves down on removing the slide, the extension action takes place for the supporting legs, all contact with three supporting legs and support subaerial, guarantee the stability of leading blind stick, more convenience of customers's use, change through different ground environment, select the different supporting legs that touch to ground, more accord with user's use, make user's trip, it is more convenient at home, it is comfortable, intelligence, and intelligent voice interaction is effectual solved because of the inconvenient maloperation problem that causes of user's operation, be favorable to user experience.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a perspective view of the ground contacting support device.

Fig. 3 is a perspective view of the snap-in groove member.

Fig. 4 is a schematic circuit flow diagram of the present invention.

Fig. 5 is a schematic diagram of the circuit effect of the present invention.

In the figure, 1, a handle, 2, a rod body, 3, a rod bottom, 4, a voice interaction device, 5, a microcontroller, 6, a GPS sensor, 7, an ultrasonic sensor, 8, an ultrasonic probe, 9, a movable slideway, 10, a linear motor, 11, a sliding bearing, 12, a supporting leg, 13, a ground supporting sucker, 14, a supporting part, 15, an internal thread, 16, an external thread, 17, a micro vibrator, 18, an Sos alarm button, 19, an alarm, 20, an independent power supply, 21, a damping spring, 22, a clamping groove, 23, a buckle and 24 are relays.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

In fig. 1-5, a man-machine interaction blind guiding stick device based on intelligent voice is provided, which comprises a blind guiding stick main body, an intelligent control device capable of realizing an intelligent voice interaction function, and a ground contact supporting device capable of selecting a ground contact end according to different road surface environments, wherein the blind guiding stick main body comprises a stick body 2, a stick bottom 3 which is detachable at the lower end of the stick body 2, and a handle 1 which is detachable at the upper end of the stick body 2, a cavity is arranged inside the stick body 2, internal threads 15 are arranged on the inner sides of the upper end and the lower end of the stick body 2, and an annular movable slideway 9 is arranged on the outer surface; during the use, the bottom of the rod 3 and handle 1 respectively through screw thread fixed mounting in the lower extreme and the upper end of pole body 2, the user walks through leading blind pole, nevertheless finishes using the back, can also dismantle bottom of the rod 3 and handle 1 from pole body 2, conveniently leads the use of carrying of blind stick, has improved user experience and has felt.

In this embodiment, the intelligent control device is arranged in the rod body 2 and comprises a microcontroller 5 which is responsible for receiving and processing sensor information, a GPS sensor 6 which can process current position information of a user and a destination navigation route, a voice interaction device 4 which can feed back information to the user through voice prompt, and an ultrasonic sensor 7 which detects obstacles in front of the user and feeds back distance, wherein the ultrasonic sensor 7 is embedded in a cavity, ultrasonic probes 8 of the ultrasonic sensor 7 are arranged on two sides of the lower end of the rod body 2 at a certain angle to detect a surrounding ground two-dimensional environment, the GPS sensor 6, the microcontroller 5 and the voice interaction device 4 are arranged in the cavity, the ultrasonic sensor 7 and the GPS sensor 6 are respectively electrically connected with an input end of the microcontroller 5, and an output end of the microcontroller 5 is electrically connected with the voice interaction device 4; in the use process of the blind guiding stick, an ultrasonic probe 8 of an ultrasonic sensor 7 detects a front obstacle, when the ultrasonic sensor 7 detects the front obstacle, the acquired information (distance and direction) is sent to a microcontroller 5 for processing, whether the front obstacle is dynamic is judged through the obstacle moving distance difference acquired by the ultrasonic sensor 7 for more than two times, whether the front obstacle is a vehicle is determined according to the calculated dynamic object speed, the microcontroller 5 converts a detection signal into a voice prompt signal and transmits the voice prompt signal to a voice interaction device 4, and user information is prompted and fed back through the voice interaction device 4, if the front vehicle is found at fifty meters; the GPS sensor 6 receives a user specific location signal by connecting to a network positioning cloud terminal, transmits the location signal to the microcontroller 5, and the microcontroller 5 converts the location signal into a voice prompt signal, and sends the voice prompt signal to the voice interaction device 4 for processing and voice prompts the user, such as "current location: a first teaching building of Wuchang institute of Industrial, university 110 on Baishazhou dao; the front obstacle is detected through the ultrasonic sensor 7, the voice prompt of the feedback distance and the positioning voice prompt of the GPS sensor 6 are carried out, the use of a user is more met, the user can travel and live more conveniently, comfortably and intelligently, the personal safety problem possibly caused by inconvenience in user operation is effectively solved through intelligent voice interaction, and the user experience and the personal safety guarantee are facilitated.

In this embodiment, the ground contact supporting device includes a supporting leg 12 for supporting on the ground, a sliding bearing 11, a linear motor 10 for driving the sliding bearing 11 to slide up and down, and a relay 24, wherein the linear motor 10 is disposed on the moving slideway 9, the sliding bearing 11 is disposed on the linear motor 10, the sliding bearing 11 is movably sleeved with the moving slideway 9, the supporting leg 12 is disposed on the sliding bearing 11, the relay 24 is disposed in the cavity, and the linear motor 10 is electrically connected with the output ends of the microcontroller 5 and the relay 24; the supporting legs 12 are divided into a plurality of parts and arranged on the sliding bearings 11 at the same angle, and the bottom parts of the supporting legs 12 are provided with ground supporting suckers 13; the supporting leg 12 is an electric telescopic rod mechanism, and the supporting leg 12 is electrically connected with the output ends of the microcontroller 5 and the relay 24; when the blind guiding stick is used, the ultrasonic probe 8 of the ultrasonic sensor 7 detects the ground environment to generate a two-dimensional ambient signal, when the ultrasonic sensor 7 detects that the ground in front is flat, the collected detection signal (ground flatness) is sent to the microcontroller 5 to be processed, the microcontroller 5 converts the detection signal into a control signal to be transmitted to the relay 24, so that the normally open contact of the relay 24 is closed, the normally closed contact is disconnected, the circuit is switched on, the linear motor 10 acts to drive the sliding bearing 11 to move downwards on the movable slideway 9, the supporting legs 12 extend and retract to enable the ground supporting suckers 13 of the supporting legs 12 to be in contact with the ground, the blind guiding stick can be more stably supported on the ground, the use stability of a user is ensured, the simultaneous supporting function of the three supporting legs 12 can enable the user to more comfortably walk on a flat road, the stability is stronger, has improved the practicality of user's experience sense and product.

In the embodiment, the outer side of the rod bottom 3 is provided with an external thread 16 which is matched and installed with an internal thread 15 at the lower end of the rod body 2, and the rod bottom 3 is internally provided with a clamping groove 22 type component for flexibly switching the supporting component 14; the clamping groove 22 type component comprises a clamping groove 22 arranged on the inner wall of the rod bottom 3 and a damping spring 21 which is arranged on the inner wall of the rod bottom 3 and can be contacted with the supporting component 14, a buckle 23 is arranged on the supporting component 14, and the supporting component 14 can be movably arranged on the rod bottom 3 through the matching of the clamping groove 22 and the buckle 23; the supporting part 14 is a cork or a single wheel; the pole bottom 3 is fixed at the lower end of the pole body 2 through screw-thread fit, cork or single wheel are through draw-in groove 22 and buckle 23 cooperation movable mounting at the 3 lower extreme of pole bottom, and contact with damping spring 21 each other, when ultrasonic sensor 7 detects the place ahead ground irregularity, through signal conversion transmission, control linear electric motor 10 drives slide bearing 11 and upwards moves on removing slide 9, supporting legs 12 takes place the shrink action, at this moment, the blind-guiding stick just can only support the walking through the bottom of cork or single wheel, the user uses the blind-guiding stick of cork or single wheel bottom when walking on unevenness ground, damping spring 21 carries out the shock attenuation to the bottom of blind-guiding stick, the excessive damage of blind-guiding stick bottom has been avoided, the life of blind-guiding stick bottom has been prolonged, and user's experience sense has been strengthened.

In this embodiment, the outer side of the handle 1 is provided with an external thread 16 which is matched and installed with an internal thread 15 at the upper end of the rod body 2, the handle 1 is provided with a micro vibrator 17 which can generate vibration sensations with different intensities according to the distance between the blind guiding stick and an obstacle, and the micro vibrator 17 is electrically connected with the output ends of the micro controller 5 and the relay 24; the handle 1 is fixed at the upper end of the rod body 2 through thread matching, an ultrasonic probe 8 of the ultrasonic sensor 7 detects the front obstacle, when the ultrasonic sensor 7 detects the front obstacle, the acquired information (distance and direction) is sent to the microcontroller 5 for processing, the distance of the obstacle acquired by the ultrasonic sensor 7 is different, different distance detection signals are generated, the distance detection signals are transmitted to the microcontroller 5, the microcontroller 5 converts the distance detection signals into control signals and transmits the control signals to the relay 24, so that the normally open contact of the relay 24 is closed, the normally closed contact is disconnected, the circuit is switched on, the micro-vibrator 17 generates vibration senses with different strengths according to the distance of different obstacles, the user is reminded of avoiding, the intelligent obstacle distance reminding function is realized, and the personal safety of the user can be better ensured, the practicability of the product is enhanced.

In this embodiment, the portable electronic device further comprises a Sos one-key alarm device, wherein the Sos one-key alarm device comprises an alarm 19, an independent power supply 20 and a Sos alarm button 18, the Sos alarm button 18 is arranged on the handle 1, the alarm 19 and the independent power supply 20 are arranged in the handle 1, and the Sos alarm button 18 is electrically connected with an input end of the alarm 19; when the user is in the unexpected condition of the in-process of using the blind guiding stick, the master control circuit can not transmit information to the alarm device abnormally, the independent power supply 20 which is switched to the backup can directly trigger the alarm, the user can also actively press the Sos alarm button 18 to trigger the alarm, after the alarm is triggered, the alarm 19 can automatically alarm to seek help, the alarm function is not only limited to whether the system judges the danger exists, the user can also actively judge the alarm, and the operability of the user is greatly improved.

In this embodiment, the independent power source 20 is a backup power source for a storage battery, and the storage battery is disposed in the handle 1 and can provide electric energy for electric components such as the Sos alarm button 18 and the alarm 19, for example, a storage battery with a model of 4 AH-12V.

In this embodiment, voice interaction device 4 is a common multi-modal interaction module, and is directed at the equipment that needs voice interaction under the public place noise environment, for example subway voice ticketing, the machine is sold to pronunciation, the machine of ordering by pronunciation, the inquiry machine of pronunciation, self-service machine of pronunciation etc.: 2-8mic is supported, the voice recognition accuracy is ultrahigh in a strong noise acoustic environment, and front, back, left and right voice interference can be accurately isolated; the machine vision is realized completely without networking, and the detection and identification of human faces, human bodies, identities, behaviors and the like are realized; audio and video fusion signal processing is carried out, and functions of no awakening, active interaction, visual analysis and the like are realized; the method comprises all functions of a voice interaction SDK at a device end; in this embodiment, the voice interaction device 4 implements a voice interaction function of the blind guiding stick, and feeds back a user through voice; meanwhile, the user can also issue a specific instruction through voice interaction, so that the voice interaction device 4 processes the information acquired by the ultrasonic sensor 7 or the GPS sensor 6 and feeds the information back to the user through voice prompt; those skilled in the art will appreciate that further description is not provided herein.

In this embodiment, the microcontroller 5 is a programmable single chip microcomputer of AT89C2051 or TMS320VC5509A, and the like.

In the present embodiment, the GPS sensor 6 is a common GPS sensor 6 positioning device, such as a GPS16X-HVS model, an AVP300-RSD3A model sensor positioning device, and the like.

In the present embodiment, the ultrasonic sensor 7 is a common ultrasonic sensor device, such as an SIN-P260 model, a UF1000 model ultrasonic sensor 7, and the like.

In the present embodiment, the linear motor 10 is a common motor device, such as a 25BYZ series linear motor 10.

In the present embodiment, the micro vibrator 17 is a common micro vibrator device, such as a vibrator of model YDM3208H-R230, model YDM0408Q, and the like.

In this embodiment, the alarm 19 is a common alarm device, such as a schneider electrical XB2BVM5LC model alarm indicator light.

In the present embodiment, the relay 24 is a conventional relay device, such as a model JRC-5M/RG4.527.168 relay, a model JRC-7M relay, or the like.

In the present embodiment, the supporting feet 12 are common electric telescopic rod mechanisms, such as telescopic rod devices of HB-DJ806 model, HTKC-55 model, NKLA34 model, etc.

The utility model discloses when concrete implementation: when the blind guiding stick is used, the rod bottom 3 and the handle 1 are fixedly arranged at the lower end and the upper end of the rod body 2 through threads respectively, in the using process of the blind guiding stick, an ultrasonic probe 8 of an ultrasonic sensor 7 detects a front obstacle, when the ultrasonic sensor 7 detects the front obstacle, the acquired information (distance and direction) is sent to the microcontroller 5 for processing, whether the obstacle is dynamic is judged through the difference of the moving distance of the obstacle acquired by the ultrasonic sensor 7 for more than two times, whether the obstacle is a vehicle is determined according to the calculated speed of the dynamic object, the microcontroller 5 converts the detection signal into a voice prompt signal which is transmitted to the voice interaction device 4, and the voice interaction device 4 prompts and feeds back user information; the GPS sensor 6 is connected with the network positioning cloud terminal through specific voice (such as 'describing the current position'), receives a specific position signal of a user, transmits the position signal to the microcontroller 5, and the microcontroller 5 converts the position signal into a voice prompt signal and sends the voice prompt signal to the voice interaction device 4 for processing and voice prompt of the user; the ultrasonic probe 8 of the ultrasonic sensor 7 detects the ground environment to generate a two-dimensional environment signal of the surrounding ground, when the ultrasonic sensor 7 detects that the ground in front is flat, the acquired detection signal (ground flatness) is sent to the microcontroller 5 for processing, and through circuit signal conversion and transmission, the linear motor 10 acts to drive the sliding bearing 11 to move downwards on the moving slideway 9, the supporting leg 12 extends and retracts to enable the ground supporting suction cup 13 of the supporting leg 12 to contact the ground, so that the blind guiding stick can be more stably supported on the ground, and the use stability of a user is ensured; the rod bottom 3 is fixed at the lower end of the rod body 2 through thread matching, the cork or the single wheel is movably mounted at the lower end of the rod bottom 3 through matching of a clamping groove 22 and a buckle 23 and is in contact with a damping spring 21, when the ultrasonic sensor 7 detects unevenness of the ground in front, the linear motor 10 is controlled to drive the sliding bearing 11 to move upwards on the moving slide 9 through circuit signal conversion transmission, the supporting leg 12 contracts, at the moment, the blind guiding stick can only walk through the bottom support of the cork or the single wheel, the damping spring 21 performs damping treatment on the bottom of the blind guiding stick, excessive damage to the bottom of the blind guiding stick is avoided, and the service life of the bottom of the blind guiding stick is prolonged; when the user is unexpected the in-process of using the blind guiding stick, the master control circuit can't transmit information to alarm device unusually, can switch to reserve independent power supply 20 and directly trigger the alarm, the user can also press Sos alarm button 18 voluntarily and trigger the alarm, after triggering the alarm, alarm 19 carries out automatic alarm, seek help, this alarming function is not only restricted to whether dangerous of system judgement, can also be through the judgement of user's initiative, user maneuverability is greatly improved, this intelligence blind guiding stick passes through the change of different ground environment, select different supporting legs 12 that touch to ground, more accord with user's use, make user's trip, it is more convenient at home, it is comfortable, intelligence, and the intelligent voice interaction has effectually solved the maloperation problem because of the inconvenient cause of user operation, be favorable to user experience.

It is worth mentioning that: in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; the circuits described in the present invention are all commonly used circuits in the field, and other related components are all commonly used components, and for those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Claims

1. The utility model provides a man-machine interaction guide stick device based on intelligence pronunciation which characterized in that: the blind guiding stick comprises a blind guiding stick main body, an intelligent regulating device capable of realizing an intelligent voice interaction function and a ground contact supporting device capable of selecting a ground contact end according to different road surface environments, wherein the blind guiding stick main body comprises a stick body, a stick bottom and a handle, the stick bottom is detachably arranged at the lower end of the stick body, the handle is detachably arranged at the upper end of the stick body, a cavity is arranged in the stick body, internal threads are arranged on the inner sides of the upper end and the lower end of the stick body, and an annular;

the intelligent regulation and control device is arranged in the rod body and comprises a microcontroller, a GPS sensor, a voice interaction device and an ultrasonic sensor, wherein the microcontroller is used for receiving and processing sensor information, the GPS sensor can process current position information and a destination navigation route of a user, the voice interaction device can feed back information to the user through voice prompt, the ultrasonic sensor is used for detecting an obstacle in front of the user and feeding back a distance, the ultrasonic sensor is embedded into the cavity, ultrasonic probes of the ultrasonic sensor are arranged on two sides of the lower end of the rod body at a certain angle and used for detecting a surrounding ground two-dimensional environment, the GPS sensor, the microcontroller and the voice interaction device are arranged in the cavity, the ultrasonic sensor and the GPS sensor are respectively and electrically connected with the input end of the microcontroller;

the ground contact supporting device comprises a supporting leg, a sliding bearing, a linear motor and a relay, wherein the supporting leg is used for supporting the ground, the linear motor is used for driving the sliding bearing to slide up and down, the linear motor is arranged on the movable slideway, the sliding bearing is arranged on the linear motor, the sliding bearing is movably sleeved with the movable slideway, the supporting leg is arranged on the sliding bearing, the relay is arranged in the cavity, and the linear motor is electrically connected with the output ends of the microcontroller and the relay; when the ground-contact type ultrasonic warning device works, the ultrasonic sensor detects the conditions of obstacles and the ground environment on a road, and the voice prompt and the regulation and control of the ground-contact supporting legs are realized.

2. The human-computer interaction blind guiding stick device based on the intelligent voice of claim 1, wherein: the supporting legs are divided into a plurality of supporting legs which are arranged on the sliding bearing at the same angle, and the bottom of each supporting leg is provided with a ground supporting sucker.

3. The human-computer interaction blind guiding stick device based on the intelligent voice of claim 1, wherein: the supporting legs are electric telescopic rod mechanisms and are electrically connected with the output ends of the microcontroller and the relay.

4. The human-computer interaction blind guiding stick device based on the intelligent voice of claim 1, wherein: the outer side of the rod bottom is provided with an external thread which is matched and installed with the internal thread at the lower end of the rod body, and a clamping groove type component used for flexibly switching the supporting component is arranged in the rod bottom.

5. The human-computer interaction blind guiding stick device based on intelligent voice of claim 4, characterized in that: the clamping groove type component comprises a clamping groove arranged on the inner wall of the rod bottom and a damping spring arranged on the inner wall of the rod bottom and capable of contacting with the supporting component, wherein a buckle is arranged on the supporting component, and the supporting component can be movably arranged on the rod bottom in a matched mode through the clamping groove and the buckle.

6. The human-computer interaction blind guiding stick device based on intelligent voice of claim 4, characterized in that: the supporting part is a cork or a single wheel.

7. The human-computer interaction blind guiding stick device based on the intelligent voice of claim 1, wherein: the handle outside is equipped with the external screw thread of the interior screw-thread fit installation of pole body upper end, is provided with the miniature electromagnetic shaker that can produce different intensity seismic sensations according to the blind guide stick apart from the barrier distance on hand, miniature electromagnetic shaker and microcontroller, relay's output electric connection.

8. The human-computer interaction blind guiding stick device based on the intelligent voice of claim 1, wherein: still include a Sos key alarm device, Sos key alarm device includes alarm, independent power supply, Sos alarm button, and Sos alarm button sets up on hand, and alarm and independent power supply set up in the handle, and Sos alarm button electric connection alarm's input.