CN113925267B - Intelligent travel device suitable for inconvenient people of trip to use - Google Patents

Abstract

The invention relates to an intelligent travel device suitable for people who have difficulty in traveling, and belongs to the technical field of improvement of walking stick structures. The intelligent travel device is suitable for people inconvenient to travel and is jointly designed by a handle, a telescopic rod, a circular truncated cone base, an illumination sensor, a gravity sensor, a single chip microcomputer, a rotating motor, an LED illuminating lamp and the like. The walking stick is toppling over the back, detect the angle information between walking stick and the vertical direction and transmit it for the singlechip by the gravity sensor who sets up in the handle, when walking stick inclination is greater than certain angle, single chip microcomputer control rotating electrical machines work, rotating electrical machines drives the telescopic link and rotates and contract round platform base, stand to give the singlechip with information transfer when gravity sensor detects the walking stick, and then control rotating electrical machines reversal, the telescopic link slowly extends to the original length, thereby realize the flexible balance of standing automatically of walking stick through the design of the centrobaric principle of change physics, device structural design is reasonable, improvement to walking stick structural design has using value.

Description

Intelligent travel device suitable for inconvenient people of trip to use

Technical Field

The invention relates to a telescopic balance crutch with a variable center of gravity, and belongs to the technical field of crutch structure improvement.

Background

By the end of 2017, the aged population above 60 years in China already reaches 2.409 hundred million, accounting for 17.3% of the total population; the world health organization (world health organization for short) publishes the latest report on the international old people day (10 months and 1 day), and the population above 60 years old is expected to be twice as much as the current one in 2050; the work report of China old people nursing technology and auxiliary instrument exhibition shows that 72.8% of old people over 70 years old use the crutch; the national statistics institute of the people's republic of China reports that about 939 million old people who are not healthy but can take care of themselves in life account for about 53%. The consumer market is expected to scale to 3.3 trillion dollars by the elderly in 2020.

Compared with the vigorous market demand and the consumption desire of the old, the actions of related enterprises in China are lagged considerably, and the national groups dedicated to the production of walking sticks have excellent walking stick brands such as Yue Yuan, fang Tai, kangfa, youkanded, nippon, taikang, congto, kaiyang, and the big rainbow pharmacy in New City, but all of them are the aspects of the production of medical instruments, and have no formed brand for the traveling demand of the ordinary old.

The current consumer market of the old people in China is not mature, the number of the old products is relatively small, and the demand can not be met far away, so that the method has a wide prospect for developing and researching the old products, and the development of the silver market with the old people as consumers can improve the consumption index of residents in China to a great extent, and has great significance for expanding the internal demand under the current economic situation.

At present, common crutches are common crutches, and the old people have a plurality of problems, such as waist weakness

When the walking stick falls down, the walking stick does not have the ability of bending down to pick up the walking stick, and most walking sticks on the market do not have the automatic standing function, so that the patent library searches that only one automatic standing walking stick designed according to the tumbler principle is available, but the walking stick theory has excessive weight, so that a new problem that the old cannot normally use the walking stick due to excessive gravity is caused. From the angle, the invention strives to research an automatic standing crutch meeting the normal use of the old. Therefore, the present invention has a practical value.

Disclosure of Invention

The invention provides a telescopic balance crutch with a variable gravity center, which aims to skillfully and comprehensively use the physical principle by improving the structural design of the crutch, change the moment and the arm of force of a lever model formed when the crutch falls over the ground through the extension or contraction of a telescopic rod, ensure that the crutch can automatically stand when falling over the ground on the principle of not increasing the weight of the crutch, distribute stress in a reasonable and optimal state, ensure that the crutch can keep a stable and upright state, save the trouble of bending the old to pick up the crutch, simultaneously add an LED illuminating lamp under the condition of meeting the basic function, meet the requirement of the old for going out at night, and have practical application value.

The utility model adopts the technical proposal that: the utility model provides an intelligence trip gear suitable for inconvenient person of trip uses which characterized in that: the telescopic rod is of a multi-section mechanical structure and comprises a top telescopic joint, a middle telescopic joint, a bottom telescopic joint and an external protection telescopic rod, wherein the top telescopic joint is only provided with one section and only provided with external threads, the number of the middle telescopic joints is more than one section, the specific number is changed according to actual conditions, the internal threads and the external threads of the middle telescopic joint are simultaneously arranged, the diameters of the middle telescopic joints are different, the expansion joints are gradually increased from top to bottom, the bottom telescopic joint is only provided with internal threads, the diameters of the external threads of the telescopic joints on the upper side of the adjacent two telescopic joints of all telescopic joints are equal to the diameters of the internal threads on the lower side of the adjacent two telescopic joints, the telescopic joints can be rotatably contracted into the telescopic joints on the lower side, and when complete contraction is realized, all the telescopic joints can be contracted into the bottom telescopic joint, the outer protection telescopic rod is a common mechanical telescopic rod, the inner part of the outer protection telescopic rod is hollow and is a multi-section telescopic rod, the number of sections is the same as that of the inner telescopic rod, the main body of a rotating motor is fixed at the position connected with the telescopic rod in a handle, a rotating shaft is fixed with a top telescopic joint of the telescopic rod to drive the top telescopic joint to rotate, the top telescopic joint is not connected with the outer protection telescopic rod and the handle, the rotating motor can drive the top telescopic joint to rotate, only two adjacent sections of the middle telescopic joint are connected and are not fixed with the outer protection telescopic rod, the middle telescopic joint can also rotate along with the rotating motor, the bottom of the bottom telescopic joint is connected and fixed with the inner part of the middle lower part of the circular truncated cone base and cannot rotate, the top of the outer protection telescopic rod is connected with the bottom of the handle, the bottom of the outer protection telescopic rod is connected with the top of the circular truncated cone base, only can contract up and down to increase, the outer protection telescopic rod cannot rotate, and a control switch is arranged near the position where the upper part of the circular truncated cone base is connected with the bottom of the telescopic rod, the storage battery is divided into a handle part storage battery and a circular table base part storage battery, similarly, the charging port is also divided into a handle part charging port and a circular table base part charging port, the handle part storage battery is arranged in the handle, the handle part charging port is arranged at the outer side of the handle and does not influence the holding of a hand, the illumination sensor and the circular table base part charging port are arranged at the outer side of the circular table base and are fixed, the singlechip, the circular table base part storage battery and the gravity sensor are fixed on a bottom plane in the circular table base, the LED illuminating lamp is of an arc-shaped sheet structure and is arranged along the outer side of the circular table base, a large half circle is encircled along the outer side of the circular table base and is contacted and fixed with the circular table base, the illumination sensor, the LED illuminating lamp and the gravity sensor are all in wired connection with and controlled by the singlechip, the parts are powered by the circular table base part storage battery, and the rotating motor is in wireless connection with the singlechip, when the walking stick falls down, in a moment model taking a supporting point of a circular truncated cone base on the walking stick, which is in contact with the ground, as a base point, the left end of the supporting point, namely the end close to the bottom plane of the circular truncated cone base, has large mass at the beginning, but the distance between the supporting point and the supporting point, which is in contact with the ground, of the circular truncated cone base is short, namely the force arm is short, the right end of the supporting point in the moment model, namely the end close to the handle, has small mass, but the distance between the supporting point and the supporting point, which is in contact with the ground, of the circular truncated cone base is long, at the moment, the left end is suspended, the right end is in contact with the ground, the moment model is balanced, but under the action of a rotating motor, the telescopic rod enters the left end from the right end of the supporting point, which is in contact with the ground, of the circular truncated cone base, so that the mass of the left end is increased and the mass of the right end is reduced, and the force arm of the left end is unchanged due to the contraction of the telescopic rod, the force arm of the right end is gradually shortened, after the telescopic link shrink is accomplished, the moment model this moment has changed, compare with former model, the quality grow and the arm of force of new model left end are unchangeable, the quality and the arm of force of right-hand member all diminish, former model is stable to be destroyed, the balance is big for the right-hand member and then contacts with ground in the lever model with round platform base and the strong point of ground contact as the basic point, it is big and then contacts with ground to become the left side this moment, and the round platform base that sets up is the bowl form, the side is the arc promptly, the left end descends the right-hand member and rises this moment, the walking stick stands along the arc of round platform base side, and the bottom is planar structure, the walking stick stands stably.

Furthermore, the bottom telescopic joint in the telescopic link, the midpoint of the telescopic joint is located on the left side of the supporting point on the round platform base when the crutch falls to the ground, namely the supporting point is used as the midpoint, and one end of the bottom platform is arranged on the round platform base.

Furthermore, the outermost part of the two ends of the thread of each telescopic joint of the telescopic rod is provided with a locking structure, namely the two telescopic joints rotate relatively, but the telescopic joint can be locked when rotating to a certain position.

Furthermore, when the crutch changes from the stretching state to the contracting state, the rotating motor drives the top telescopic joint to rotate, the rotation is relative to all other telescopic joints, the top telescopic joint rotates relative to the adjacent middle telescopic joint and contracts, but the telescopic joint does not move relative to the other adjacent telescopic joint.

Furthermore, when the top telescopic joint rotates to the farthest position and reaches the locking position, the top telescopic joint is locked with the middle telescopic joint adjacent to the top telescopic joint, and the top telescopic joint contracts into the middle telescopic joint adjacent to the top telescopic joint and does not move relatively.

Further, the rotary motor still rotates, at the moment, the rotary motor drives the top telescopic joint and the middle telescopic joint adjacent to the top telescopic joint to relatively rotate and contract relative to the middle telescopic joint adjacent to the other end of the middle telescopic joint until a locking position is reached, and the top telescopic joint and the middle telescopic joint adjacent to the top telescopic joint rotate to enter the middle telescopic joint adjacent to the other end of the middle telescopic joint.

Further, similarly, the rotating motor rotates continuously, the telescopic joint contracts one section by one section, and the telescopic joint is locked one section by one section until the telescopic joint completely contracts and enters the bottom telescopic joint, and at the moment, the whole contraction process is finished.

Furthermore, the bottom of the bottom expansion joint is fixed with the circular truncated cone base, and other expansion joints have no fixed positions, so that the process can be realized.

Furthermore, when the walking stick needs to be stretched, the rotating motor rotates reversely, the working process is reversed, the rotating motor drives the telescopic joints to be unfolded one by one and locked one by one, and the work is stopped until all the telescopic joints are completely stretched.

Furthermore, the handle top hold the department outside and still be provided with infrared touch sensor, infrared touch sensor and singlechip wireless connection and receive the singlechip control, its reason is that the during operation telescopic link can stretch out and draw back the rotation, so infrared touch sensor if be wired connection with the singlechip, the circuit of so connecting must twine on the telescopic joint of inside.

Furthermore, infrared touch sensor can detect whether someone has the hand (hold), and when infrared touch sensor detected that there is the heat source touch, then the explanation someone was using the walking stick this moment, and when someone used the walking stick, this information can be transmitted for the singlechip.

Furthermore, the infrared touch sensor and the gravity sensor form a detection end for judging whether the crutch works, the data detected by the infrared touch sensor and the gravity sensor is the basis for controlling the single chip microcomputer, and then the single chip microcomputer controls the rotating motor according to the information and the angle information.

Furthermore, the infrared touch sensor, the gravity sensor, the telescopic rod and the rotating motor form a main body of the device, and therefore the telescopic control function of the crutch is achieved.

Further, when the device is in operation, firstly, the infrared touch sensor is used for detecting the state of a user, namely whether the user exists, the gravity sensor is used for detecting the angle information of the crutch and the ground, and the four states are as follows: the device is started to work only in the state that the angle between the device and the ground is not the given threshold value, and the angle between the device and the ground is not the given threshold value.

Further, at this moment, the single chip microcomputer controls the rotating motor to start to rotate positively, the telescopic rod starts to contract under the action of the rotating motor until the telescopic rod contracts to the shortest length, the telescopic rod enters the circular table base, and the walking stick stands.

Furthermore, when the crutch stands up through the lever principle, the telescopic rod is in a contraction state at the moment.

Further, gravity sensor detects the angle of walking stick and ground and has been greater than the angle of settlement in this time, reaches the state of standing and stable, and single chip microcomputer control rotating electrical machines reversal this moment begins to extend under rotating electrical machines's effect telescopic link, and until the telescopic link extends to the original length, rotating electrical machines stop work, whole walking stick work of standing is accomplished.

Furthermore, the outer side of the circular truncated cone base is designed to be uneven and anti-skidding, so that the walking stick can not skid when standing, and the middle space of the circular truncated cone base can completely accommodate the telescopic rod to enter after being shortened.

Furthermore, the external protection telescopic rod is formed by connecting a plurality of sections of hollow telescopic short rods, the diameter of each section of the telescopic short rod is gradually increased from top to bottom, the structure is not innovative, the common multi-section telescopic rod design in the market is adopted,

furthermore, the infrared touch sensor, the illumination sensor, the LED illuminating lamp and the single chip microcomputer form an illuminating system of the device.

Furthermore, the illumination sensor detects the outside illumination, the infrared touch sensor detects whether people use the LED illumination lamp, when people use the LED illumination lamp and the outside illumination is smaller than a set illumination value, the single chip microcomputer controls the LED illumination lamp to be turned on, and when the infrared touch sensor detects that no people use the LED illumination lamp or people use the LED illumination lamp and the outside illumination is larger than the set illumination value, the single chip microcomputer controls the LED illumination lamp to be turned off.

Furthermore, the control switch is the control switch of the whole device, when the control switch is turned off, the whole device is in a power-off state, the device does not work completely, and the rod body is in an extending state or a contracting state at the moment and depends on the state before the control switch is turned off.

Furthermore, when the control switch is closed in the extension state, the walking stick is not different from a normal walking stick and can be used like a common walking stick, and when the control switch is closed in the contraction state, the walking stick is contracted together, so that the walking stick is convenient to carry or place.

Furthermore, when the control switch is turned on, the device works normally, and a user can select not to turn on the control switch.

Further, when the user does not use the crutch, the control switch is turned off, at the moment, the crutch does not work, the wrong judgment can not be caused, the electric quantity waste caused by nonuse is avoided, and the single charging use time is prolonged.

Furthermore, the angle between the crutch and the ground surface is detected by adopting a gravity sensor, and the angle threshold for controlling the rotating motor to work is set to be 50 degrees.

Furthermore, an illumination sensor is adopted to detect the outside illumination, the illumination threshold value for controlling the LED illuminating lamp to be switched on and switched off is 5lx, and the threshold value can be adjusted according to the actual situation.

Furthermore, the infrared touch sensor and the rotating motor are powered by a handle part storage battery, and the handle part storage battery charges the handle part storage battery through a handle part charging port.

Furthermore, the single chip microcomputer, the gravity sensor, the illumination sensor and the LED illuminating lamp are powered by the storage battery of the circular table base part, and the storage battery of the circular table base part charges the circular table base part through the charging port of the circular table base part.

An intelligent travel device suitable for people inconvenient to travel comprises the following operation method steps:

the method comprises the following steps: the detection component completes various detection tasks, namely the infrared touch sensor and the gravity sensor detect the information of a user, and then when the user uses the crutch or the deviation angle of the crutch is less than 50 degrees, the telescopic component in the crutch does not work;

step two: when the infrared touch sensor and the gravity sensor detect that the walking stick leaves a hand and the offset angle is larger than 50 degrees, information is sent to the single chip microcomputer, the single chip microcomputer comprehensively processes the information of the gravity sensor and the infrared touch sensor to acquire walking stick toppling information so as to enable the telescopic assembly to work, when the walking stick topples, the single chip microcomputer controls the rotating motor to rotate forwards, the telescopic rod is made to stretch into the circular truncated cone base, and similarly, after the walking stick stands, the single chip microcomputer controls the rotating motor to rotate backwards, and the walking stick gradually recovers to the original length;

step three: the illumination sensor is used for detecting the light of the surrounding environment, when the single chip microcomputer receives that the illumination intensity detected by the illumination sensor is smaller than the set threshold value for turning on the LED illuminating lamp, the single chip microcomputer controls the LED illuminating lamp to illuminate, and otherwise, the single chip microcomputer controls the LED illuminating lamp to be turned off.

Compared with the prior art, the invention has the following advantages: 1. the infrared touch sensor is used for detecting the information of a user, the gravity sensor is used for detecting the angle information between the crutch and the vertical direction, and the angle information can be adjusted according to the condition of the user and is intelligent and controllable; 2. the automatic standing telescopic balance of the walking stick is realized by utilizing the physical gravity center principle and the design of automatic telescopic, and the structure is ingenious and novel; 3. compared with the automatic standing crutch arranged by utilizing the principle of a tumbler, the crutch designed by the scheme has lighter weight and is more portable; 4. the lighting is provided at night, so that the user can go out all the time conveniently; 5. can add portable mode, contract the telescopic link promptly when not using, conveniently carry.

Drawings

FIG. 1 is a general structural layout of the present invention;

FIG. 2 is a partial structural design drawing of the circular truncated cone base of the present invention;

FIG. 3 is a schematic view of the top expansion joint of the present invention;

FIG. 4 is a schematic view of the structure of the middle expansion joint of the present invention;

FIG. 5 is a schematic view of the bottom expansion joint structure of the present invention;

FIG. 6 is a schematic view of a handle portion of the present invention;

FIG. 7 is a signal processing logic diagram of the present invention;

FIG. 8 is an overall circuit diagram of the present invention;

the reference numbers in the figure are 1-handle, 101-infrared touch sensor, 2-telescopic rod, 201-top telescopic joint, 202-middle telescopic joint, 203-bottom telescopic joint, 3-circular table base, 4-rotating motor, 5-single chip microcomputer, 6-gravity sensor, 7-illumination sensor, 8-LED illuminating lamp, 901-handle part storage battery, 902, circular table base part storage battery, 1001-handle part charging port, 1002-circular table base part charging port and 11-control switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described with reference to the following detailed description and the accompanying drawings. It should be understood that these descriptions are only exemplary, and are not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Please refer to fig. 1-7; the invention provides a telescopic balance crutch with a variable gravity center, which aims to skillfully and comprehensively use the physical principle by improving the structural design of the crutch, change the moment and the arm of force of a lever model formed when the crutch falls on the ground through the extension or contraction of a telescopic rod 2, ensure that the crutch can automatically stand when falling on the ground on the principle of not increasing the weight of the crutch, distribute stress in a reasonable and optimal state, ensure that the crutch can keep a stable and upright state, save the trouble of bending the old to pick up the crutch, simultaneously add an LED illuminating lamp 8 under the condition of meeting the basic function, meet the need of the old for going out at night, and have practical application value.

The utility model adopts the technical proposal that: the utility model provides an intelligence trip gear suitable for inconvenient person of trip uses which characterized in that: comprises a handle 1, an expansion link 2, a circular truncated cone base 3, a rotating motor 4, a single chip microcomputer 5, a gravity sensor 6, an illumination sensor 7, an LED illuminating lamp 8, a storage battery, a charging port and a control switch 11, wherein the expansion link 2 is of a multi-section mechanical structure and comprises a top expansion joint 201, a middle expansion joint 202, a bottom expansion joint 203 and an external protection expansion link, wherein the top expansion joint 201 is only provided with one section and only provided with external threads, the number of the middle expansion joints 202 is more than one section, the specific number is changed according to actual conditions, the internal threads and the external threads of the middle expansion joint 202 are simultaneously provided, the diameters of the middle expansion joints 202 are different, the expansion joints are gradually increased from top to bottom, the bottom expansion joint 203 is only provided with internal threads, the diameter of the external threads of the expansion joints 2 positioned above the adjacent two expansion joints 2 of all the expansion joints is equal to the diameter of the internal threads positioned below, and the expansion joints 2 positioned below can be rotatably contracted to enter the expansion joints 2 positioned below, when the complete contraction is realized, all the telescopic rods can enter the bottom telescopic joint 203 in a telescopic manner, the outer protection telescopic rod is a common mechanical telescopic rod, the inner part of the outer protection telescopic rod is hollow and is a multi-section telescopic rod, the number of sections is the same as that of the inner telescopic rod, the main body of the rotating motor 4 is fixed at the position, connected with the telescopic rod 2, in the handle 1, the rotating shaft is fixed with the top telescopic joint 201 of the telescopic rod 2 to drive the top telescopic joint 201 to rotate, the top telescopic joint 201 is not connected with the outer protection telescopic rod and the handle 1 and can be driven to rotate by the rotating motor 4, only two adjacent sections of the middle telescopic joint 202 are connected and are not fixed with the outer protection telescopic rod and can also rotate along with the rotating motor 4, the bottom of the bottom telescopic joint 203 is connected and fixed with the inner part of the middle lower part of the circular truncated cone base 3 and can not rotate, and the top of the outer protection telescopic rod is connected with the bottom of the handle 1, the bottom of the LED illumination lamp is connected with the top of the circular truncated cone base 3, the LED illumination lamp can only contract up and down and is not rotatable, a control switch 11 is arranged near the connecting position of the upper part of the circular truncated cone base 3 and the bottom of the telescopic rod 2, the storage batteries are divided into a handle part storage battery 901 and a circular truncated cone base part storage battery 902, similarly, the charging port is also divided into a handle part charging port 1001 and a circular truncated cone base part charging port 1002, the handle part storage battery 901 is arranged in the handle 1, the handle part charging port 1001 is arranged at the outer side of the handle 1 without influencing the hand holding, the illumination sensor 7 and the circular truncated cone base part charging port 1002 are arranged at the outer side of the circular truncated cone base 3 and are fixed, the single chip microcomputer 5, the circular truncated cone base part storage battery 902 and the gravity sensor 6 are fixed on the bottom plane in the circular truncated cone base 3, the LED illumination lamp 8 is of an arc-shaped sheet structure and is arranged along the outer side of the circular truncated cone base 3 and surrounds a large half circle, the left end of the supporting point, namely the end close to the bottom plane of the circular table base 3 is large at the beginning, but the distance between the supporting point and the ground contact of the circular table base 3 is short, namely the moment arm is short, the right end of the supporting point in the moment model, namely the end close to the handle is small, but the distance between the supporting point and the ground contact of the circular table base 3 is long, at the moment, the left end is suspended, the right end is in contact with the ground, the moment model is balanced, however, under the action of the rotating motor 4, the telescopic rod 2 enters the left end from the right end of the supporting point where the circular truncated cone base 3 is in contact with the ground, the mass of the left end is increased, the mass of the right end is reduced, meanwhile, due to the contraction of the telescopic rod 2, the force arm of the left end is unchanged, the force arm of the right end is gradually shortened along with the contraction of the telescopic rod 2, after the contraction of the telescopic rod 2 is completed, the moment model at the moment is changed, compared with the original model, the mass of the left end of the new model is increased and the force arm is unchanged, the mass of the right end and the force arm are both reduced, the original model stability is damaged, the original balance in the lever model with the supporting point where the circular truncated cone base 3 is in contact with the ground is increased to the right end, and then the lever model is in contact with the ground, at the moment, the left side is increased to be in contact with the ground, the circular truncated cone base 3 is in a bowl shape, namely, the side face of the left end is lowered, the right end is raised, the crutch stands along with the arc shape, and the bottom in a plane structure, so that the crutch stands stably.

Further, the bottom telescopic joint 203 in the telescopic rod 2 is positioned at the left side of the supporting point on the circular truncated cone base 3 of the two supporting points of the handle 1 and the circular truncated cone base 3 when the middle point of the telescopic joint is positioned at the falling position of the crutch, namely, the supporting point is used as the middle point, and one end of the bottom platform on the circular truncated cone base 3 is used for increasing the mass of one end of the lever circular truncated cone base 3 which is formed by taking the supporting point of the circular truncated cone base 3 on the crutch as the base point when the crutch falls to the ground, so that the crutch can stand along the outer side of the circular truncated cone base 3 in an arc shape.

Furthermore, the outermost part of the two ends of the thread of each telescopic joint of the telescopic rod 2 is provided with a locking structure, namely the two telescopic joints rotate relatively, but the telescopic rod can be locked when rotating to a certain position.

Further, when the crutch is changed from the extended state to the retracted state, first, the rotating motor 4 drives the top telescopic joint 201 to rotate, the rotation is relative to all other telescopic joints, the top telescopic joint 201 rotates and retracts relative to the adjacent middle telescopic joint 202, but the telescopic joint and the telescopic joint adjacent to the other side do not move relatively.

Further, when the top telescopic joint 201 rotates to the farthest position and reaches the locking position, the top telescopic joint 201 is locked with the middle telescopic joint 202 adjacent to the top telescopic joint, and the top telescopic joint 201 contracts into the inside of the middle telescopic joint 202 adjacent to the top telescopic joint and then relatively does not move.

Further, the rotating electrical machine 4 is still rotating, at this time, the rotating electrical machine 4 drives the top expansion joint 201 and the middle expansion joint 202 adjacent to the top expansion joint 201 to relatively rotate and contract with respect to the middle expansion joint 202 adjacent to the other end of the middle expansion joint 202 until reaching the locking position, and the top expansion joint 201 and the middle expansion joint 202 adjacent to the top expansion joint 201 rotate and enter the middle expansion joint 202 adjacent to the other end of the middle expansion joint 202.

Further, similarly, the rotating motor 4 rotates continuously, the expansion joint contracts one section by one section, and is locked one section by one section until the expansion joint completely contracts and enters the bottom expansion joint 203, and at this time, the whole contraction process is finished.

Further, the bottom of the bottom expansion joint 203 is fixed to the circular truncated cone base 3, and other expansion joints have no fixed positions, so that the above-mentioned process can be realized.

Further, when the crutch needs to be extended, the rotating motor 4 rotates reversely, the above work flow is reversed, the rotating motor 4 drives the telescopic sections to be unfolded one by one and locked one by one, and the work is stopped until all the telescopic sections are fully extended.

Furthermore, an infrared touch sensor 101 is further arranged on the outer side of a hand holding part at the top of the handle 1, the infrared touch sensor 101 is in wireless connection with the single chip microcomputer 5 and is controlled by the single chip microcomputer 5, and the reason is that when the telescopic rod 2 is in telescopic rotation during working, if the infrared touch sensor 101 is in wired connection with the single chip microcomputer 5, a connected circuit is bound to be wound on an inner telescopic joint.

Further, the infrared touch sensor 101 can detect whether a user holds a handle, when the infrared touch sensor 101 detects that a heat source touches, it indicates that the user uses the crutch, and when the user uses the crutch, the information is transmitted to the single chip microcomputer 5.

Furthermore, the infrared touch sensor 101 and the gravity sensor 6 form a detection end for judging whether the walking stick works, the basis for the control of the single chip microcomputer 5 is the data detected by the infrared touch sensor 101 and the gravity sensor 6, and the single chip microcomputer 5 can control the rotating motor 4 according to the information and the angle information.

Furthermore, the infrared touch sensor 101, the gravity sensor 6, the telescopic rod 2 and the rotating motor 4 form a main body of the device, namely, the telescopic control function of the crutch is realized.

Further, when the device is working, firstly, the infrared touch sensor 101 detects the state of the user, that is, whether the user is present, and the gravity sensor 6 detects the angle information between the crutch and the ground, and there are four states: the device is started to work only in the state that the angle between the device and the ground is not the given threshold value, and the angle between the device and the ground is not the given threshold value.

Further, at the moment, the single chip microcomputer 5 controls the rotating motor 4 to rotate forwards, the telescopic rod 2 starts to contract under the action of the rotating motor 4 until the telescopic rod 2 contracts to the shortest, the telescopic rod enters the circular truncated cone base 3, and the walking stick stands.

Further, when the crutch stands up through the lever principle, the telescopic rod 2 is in a contraction state at the moment.

Further, gravity sensor 6 detects the angle of walking stick and ground and has been greater than the angle of settlement at this time, reaches the state of standing and stable, and singlechip 5 control rotating electrical machines 4 reversal this moment, and telescopic link 2 begins to extend under the effect of rotating electrical machines 4, and the work of standing of whole walking stick is accomplished until telescopic link 2 extends to the original length, and rotating electrical machines 4 stop work.

Furthermore, the outer side of the circular truncated cone base 3 is designed to be uneven and anti-skidding, so that the walking stick can not skid when standing, and the space in the circular truncated cone base 3 can be completely used for accommodating the telescopic rod 2 and then entering after being shortened.

Furthermore, the external protection telescopic rod is formed by connecting a plurality of sections of hollow telescopic short rods, the diameter of each section of the telescopic short rod is gradually increased from top to bottom, the structure is not innovative, the common multi-section telescopic rod design in the market is adopted,

further, the infrared touch sensor 101, the illumination sensor 7, the LED illuminating lamp 8 and the single chip microcomputer 5 constitute an illuminating system of the device.

Further, the illumination sensor 7 detects the outside illumination, the infrared touch sensor 101 detects whether a person uses the lamp, when the person uses the lamp and the outside illumination is smaller than a set illumination value, the single chip microcomputer 5 controls the LED illuminating lamp 8 to be turned on, and when the infrared touch sensor 101 detects that the lamp is not used by the person or the lamp is used by the person but the outside illumination is larger than the set illumination value, the single chip microcomputer 5 controls the LED illuminating lamp 8 to be turned off.

Further, the control switch 11 is a control switch of the whole device, when the control switch 11 is turned off, the whole device is in a power-off state, the device does not work completely, and the rod body is in an extension state or a contraction state at the moment, depending on the state before the turning-off.

Furthermore, when the control switch 11 is closed in the extension state, the crutch is not different from a normal common crutch, can be used like a common crutch, and when the control switch 11 is closed in the contraction state, the crutch is contracted together, so that the crutch is convenient to carry or place.

Furthermore, when the control switch 11 is turned on, the device works normally, and a user can select not to turn on the control switch 11.

Further, when the user does not use the crutch, the control switch 11 is turned off, and at the moment, the crutch does not work, so that wrong judgment can not be caused, the electric quantity waste caused by non-use can be avoided, and the single charging use time can be prolonged.

Further, the angle between the crutch and the ground surface is detected by adopting the gravity sensor 6, and the angle threshold for controlling the rotating motor 4 to work is set to be 50 degrees.

Furthermore, an illumination sensor 7 is used for detecting the external illumination, an illumination threshold value for controlling the on-off of the LED illuminating lamp 8 is 5lx, and the threshold value can be adjusted according to actual conditions.

Further, the infrared touch sensor 101 and the rotating motor 4 are supplied with power from the handle portion battery 901, and the handle portion battery 901 charges the battery through the handle portion charging port 1001.

Further, the single chip microcomputer 5, the gravity sensor 6, the illumination sensor 7 and the LED illuminating lamp 8 are powered by the storage battery 902 of the circular table base part, and the storage battery 902 of the circular table base part charges the circular table base part through the charging port 1002 of the circular table base part.

Please refer to fig. 8: the power supply part supplies power by using a 12V lithium battery, and the voltage is reduced to 3.3V through the power supply conversion module to supply power to each module. The first column on the left side of the circuit is a minimum system circuit of the singlechip 5, which ensures the normal work of the singlechip 5 and comprises an MCU, a reset circuit and a crystal oscillator circuit. The single chip microcomputer 5 controls the rotating motor 4 through an IN1 pin and an IN2 pin. The gravity sensor 6 is connected with the single chip microcomputer 5, and posture information of the crutch is read through SPI communication. The illumination sensor 7 is connected with the singlechip 5 and reads illumination information through IIC communication. The infrared touch sensor 101 is connected with the singlechip 5, and whether a person uses the infrared touch sensor is judged through a pin OUT. The LED lighting circuit is controlled by a pin LED of the singlechip 5, and the current flowing through the LED is larger through the triode amplifying circuit, so that the brightness of the LED lighting lamp 8 is stronger.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.

Claims (10)

1. The utility model provides an intelligence trip device suitable for inconvenient person of trip uses which characterized in that: comprises a handle (1), a telescopic rod (2), a circular truncated cone base (3), a rotating motor (4), a single chip microcomputer (5), a gravity sensor (6), a light sensor (7), an LED illuminating lamp (8), a storage battery, a charging port, a control switch (11), the telescopic rod (2) is of a multi-section mechanical structure and comprises a top telescopic joint (201), a middle telescopic joint (202), a bottom telescopic joint (203) and an external protection telescopic rod, wherein the top telescopic joint (201) only has one section and only has external threads, the number of the middle telescopic joints (202) is larger than one section, the specific number is changed according to actual conditions, the middle telescopic joint (202) simultaneously has internal and external threads, the diameters of each middle telescopic joint (202) are different, the middle telescopic joints are gradually increased from top to bottom, the bottom telescopic joints (203) only have internal threads, the diameters of the external threads of the telescopic joints above the adjacent two telescopic joints of all telescopic joints are equal to the diameters of the internal threads below the telescopic joints, the telescopic joints below the telescopic joints can be rotatably contracted and enter the telescopic joints below, when the hollow telescopic joint is completely contracted, all telescopic joints enter the telescopic joints (203) and the telescopic rod are connected with the telescopic rod (201), the telescopic rod is protected from top telescopic rod (2) and the top telescopic rod is connected with the rotating shaft (1), the top telescopic joint (201) is not connected with the external protection telescopic rod and the handle (1), can be driven by a rotating motor (4) to rotate, the middle telescopic joint (202) is only connected with two adjacent joints and is not fixed with the external protection telescopic rod, the middle telescopic joint can also rotate along with the rotating motor (4), the bottom of the bottom telescopic joint (203) is connected and fixed with the middle lower part of the circular truncated cone base, the bottom of the external protection telescopic rod is connected with the bottom of the handle (1), the bottom of the external protection telescopic rod is connected with the top of the circular truncated cone base (3), the bottom of the external protection telescopic rod can only shrink and grow up and down, the bottom of the bottom telescopic joint can not rotate, a control switch (11) is arranged near the connection place of the upper part of the circular truncated cone base (3) and the bottom of the telescopic rod (2), the storage battery is divided into a handle part storage battery (901) and a circular truncated cone base part storage battery (902), the charging port is also divided into a handle part charging port (1002) and a circular truncated cone base part charging port (1002), the handle part (901) is arranged in the handle, the outer side of the handle is not influenced by the handle, the charging port (1001) and the circular truncated cone base (1002), the charging port (3) is fixed on the outer side of the circular truncated cone base (3), the bottom of the circular truncated cone base (3), the LED lighting lamp (3), the LED lighting device (3) is fixed on the circular truncated cone base, the bottom of the circular truncated cone base (3), the LED lighting device is in the flat surface, the LED lighting device (3), the walking stick is arranged along the outer side of a circular table base (3), a large half circle is encircled along the outer side of the circular table base (3) and is contacted with and fixed on the circular table base (3), an illumination sensor (7), an LED illuminating lamp (8) and a gravity sensor (6) are all in wired connection with and controlled by a single chip microcomputer (5), a part arranged on the circular table base (3) is powered by a storage battery (902) at the part of the circular table base, a rotating motor (4) is in wireless connection with the single chip microcomputer (5) and is powered by a storage battery (901) at the part of a handle, when the walking stick falls down, in a moment model taking a supporting point where the circular table base (3) is contacted with the ground as a base point, the left end of the supporting point at the beginning, namely the mass of a bottom plane end close to the circular table base (3), is large, but the distance between the supporting point which is in contact with the circular truncated cone base (3) and the ground is short, namely the moment arm is short, the right end of the supporting point in the moment model is close to one end of the handle (1), the mass of the end is small, but the distance between the supporting point which is in contact with the circular truncated cone base (3) and the ground is long, at the moment, the left end is suspended, the right end is in contact with the ground, the moment model is balanced, but under the action of the rotating motor (4), the telescopic rod (2) enters the left end from the right end of the supporting point which is in contact with the ground through the circular truncated cone base (3), the mass of the left end is increased, the mass of the right end is reduced, meanwhile, as the telescopic rod (2) contracts, the moment arm of the left end is unchanged, the moment arm of the right end is gradually shortened along with the contraction of the telescopic rod (2), after telescopic link (2) shrink is accomplished, the moment model this moment has changed, compare with former model, the quality grow and the arm of force of new model left end are unchangeable, the quality and the arm of force of right-hand member all diminish, former model is stably destroyed, the balance is big for the right-hand member and then with ground contact in the lever model with round platform base (3) and ground contact's strong point as the basic point, it is big and then with ground contact to become the left side this moment, and round platform base (3) that set up are the bowl form, the side is the arc promptly, the left end descends the right-hand member and rises this moment, the walking stick stands along the arc of round platform base (3) side, and the bottom is planar structure, the walking stick stands stably.

2. An intelligent travel device suitable for use by a person inconvenient to travel according to claim 1, characterized in that: the middle point of the bottom telescopic joint (203) in the telescopic rod (2) is positioned on the left side of the supporting point on the circular table base (3) when the walking stick falls down, namely the supporting point is taken as the middle point, and one end of a bottom platform on the circular table base (3) aims to increase the mass of one end of the lever circular table base (3) which is formed by taking the supporting point of the circular table base (3) on the walking stick as the base point when the walking stick falls down, so that the walking stick can conveniently stand along the arc outside the circular table base (3), the outermost parts of the two ends of the thread of each telescopic joint of the telescopic rod (2) are respectively provided with a locking structure, namely the two telescopic joints rotate relatively, but the walking stick is locked when rotating to a certain position, when the walking stick changes from an extension state to a contraction state, firstly, the rotating motor (4) drives the top telescopic joint (201) to rotate, the rotation is relative to all other telescopic joints, the top telescopic joint (201) rotates relative to the adjacent middle telescopic joint (202) and contracts, but the telescopic joint and the telescopic joint adjacent to the other side do not move relatively, when the top telescopic joint (201) rotates to the farthest position and reaches the locking position, the top telescopic joint (201) is locked with the adjacent middle telescopic joint (202), the top telescopic joint (201) contracts to enter the inside of the adjacent middle telescopic joint (202), then, the top telescopic joint does not move relatively, and the rotating motor (4) still rotates, at the moment, the rotary motor drives the top telescopic joint (201) and the middle telescopic joint (202) adjacent to the top telescopic joint (201) to relatively rotate and contract relative to the middle telescopic joint (202) adjacent to the other end of the middle telescopic joint (202) until a locking position is reached, the top telescopic joint (201) and the middle telescopic joint (202) adjacent to the top telescopic joint (201) rotate to enter the middle telescopic joint (202) adjacent to the other end of the middle telescopic joint (202), similarly, the rotary motor (4) rotates ceaselessly, the telescopic joints contract one by one and are locked one by one until the telescopic joints completely contract to enter the bottom telescopic joint (203), at the moment, the whole contraction process is finished, the bottom of the bottom telescopic joint (203) is fixed with the circular table base (3), other telescopic joints have no fixed positions, when the telescopic joint needs to be elongated, the rotary motor (4) rotates reversely, the rotary motor (4) drives the telescopic joints to expand one by one, the telescopic joints lock one by one, all the telescopic joints completely extend, and the work is stopped.

3. An intelligent travel device suitable for use by a person inconvenient to travel according to claim 1, characterized in that: the handle (1) top hold the department outside and still be provided with infrared touch sensor (101), infrared touch sensor (101) and singlechip (5) wireless connection and receive singlechip (5) control, its reason is that during operation telescopic link (2) can stretch out and draw back the rotation, so infrared touch sensor (101) and if be wired connection with singlechip (5), the circuit of so connecting must twine on the telescopic joint of inside, infrared touch sensor (101) can be to whether someone has held the hand (hold) and detect, when infrared touch sensor (101) detected there is the heat source touch, indicate that someone is using the walking stick this moment, when someone uses the walking stick, this information can be transmitted for singlechip (5), infrared touch sensor (101) and gravity sensor (6) constitute the sense terminal of judging whether the walking stick is worked, the basis that singlechip (5) carry out control is the data that infrared touch sensor (101) and gravity sensor (6) detected, and then singlechip (5) can carry out control rotation motor (4) according to this information and angle information.

4. An intelligent travel device suitable for being used by a person with inconvenience in traveling according to claim 1, characterized in that: infrared touch sensor (101), gravity sensor (6), telescopic link (2), rotating electrical machines (4) constitute the main part of the device, realize the walking stick control function that stretches out and draws back promptly, when the device during operation, at first detect the user state through infrared touch sensor (101), whether have the user promptly, gravity sensor (6) detect walking stick and ground angle information, totally four kinds of states: the walking stick is characterized in that no user can reach a given threshold value with the ground, no user can reach the given threshold value with the ground, a user can not reach the given threshold value with the ground, the device starts to work only when the user can not reach the given threshold value with the ground, the device in other three states can not work, at the moment, the single chip microcomputer (5) controls the rotating motor (4) to start to rotate forwards, the telescopic rod (2) starts to retract under the action of the rotating motor (4) until the telescopic rod (2) retracts to the shortest, the walking stick enters the circular table base (3), and the walking stick stands.

5. An intelligent travel device suitable for use by a person inconvenient to travel according to claim 1, characterized in that: when the walking stick stands through lever principle, telescopic link (2) are in the contraction state this moment, gravity sensor (6) detect the angle of walking stick and ground and have been greater than the angle of settlement when this, reach the state of standing and stable, singlechip (5) control rotating electrical machines (4) reversal this moment, telescopic link (2) begin to extend under the effect of rotating electrical machines (4), extend to original length until telescopic link (2), rotating electrical machines (4) stop work, whole walking stick work of standing is accomplished.

6. An intelligent travel device suitable for being used by a person with inconvenience in traveling according to claim 1, characterized in that: round platform base (3) outside for unevenness's antiskid design, ensure that the walking stick can not skid when standing, outside protection telescopic link is connected by the hollow flexible quarter butt of multisection and is constituteed, flexible quarter butt is from last to down every section quarter butt diameter grow gradually, the structure does not have the innovation, adopts the common multisection telescopic link design in market, empty department of separating in the middle of round platform base (3) can all hold telescopic link (2) and get into after shortening.

7. An intelligent travel device suitable for being used by a person with inconvenience in traveling according to claim 1, characterized in that: infrared touch sensor (101), light sensor (7), LED light (8), singlechip (5) constitute the device's lighting system, detect external illuminance by light sensor (7), infrared touch sensor (101) detect whether someone uses, when someone uses and external illuminance is less than the illuminance value of settlement, singlechip (5) control LED light (8) light, when infrared touch sensor (101) detect nobody use or someone uses but external illuminance is greater than the illuminance value of settlement, singlechip (5) control LED light (8) extinguish.

8. An intelligent travel device suitable for use by a person inconvenient to travel according to claim 1, characterized in that: control switch (11) be the control switch of whole device, when control switch (11) are closed, whole device is in the outage state this moment, the device is complete out of work, the body of rod is in extending state or contraction state this moment, depend on the state before closing, close control switch (11) at extending state, the walking stick is indistinguishable with normal ordinary walking stick, can use like ordinary walking stick, when being in contraction state and closing control switch (11), the walking stick shrink together, portable or place, when control switch (11) are opened, the device is normally worked, the user can choose by oneself to turn on not to open control switch (11), in addition, turn off control switch (11) when the user does not use the walking stick, this walking stick is out of work this moment, can not cause the misjudgement, and cause the electric quantity waste when avoiding not using, the length of time is used in extension single charge.

9. An intelligent travel device suitable for use by a person inconvenient to travel according to claim 1, characterized in that: detecting the angle between the crutch and the ground surface by adopting a gravity sensor (6), and setting the angle threshold for controlling the working of the rotating motor (4) to be 50 degrees; the illumination sensor is adopted to detect the outside illumination, the illumination threshold value for controlling the LED illuminating lamp (8) to be switched on and off is 5lx, and the threshold value can be adjusted according to the actual condition.

10. An intelligent travel device suitable for use by a person inconvenient to travel according to claim 1, characterized in that: the infrared touch sensor (101) and the rotating motor (4) are powered by a storage battery (901) on the handle part, the single chip microcomputer (5), the gravity sensor (6), the illumination sensor (7) and the LED illuminating lamp (8) are powered by a storage battery (902) on the circular table base part, the storage battery (901) on the handle part is charged through a charging port (1001) on the handle part, and the storage battery (902) on the circular table base part is charged through a charging port (1002) on the circular table base part.

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