CN110713146B - Step lifting system and method for wheelchair - Google Patents
Step lifting system and method for wheelchair Download PDFInfo
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- CN110713146B CN110713146B CN201911022194.4A CN201911022194A CN110713146B CN 110713146 B CN110713146 B CN 110713146B CN 201911022194 A CN201911022194 A CN 201911022194A CN 110713146 B CN110713146 B CN 110713146B
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- 238000000034 method Methods 0.000 title claims abstract description 10
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- 230000007246 mechanism Effects 0.000 claims abstract description 67
- 230000003028 elevating effect Effects 0.000 claims description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/003—Kinds or types of lifts in, or associated with, buildings or other structures for lateral transfer of car or frame, e.g. between vertical hoistways or to/from a parking position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/02—Control systems without regulation, i.e. without retroactive action
- B66B1/06—Control systems without regulation, i.e. without retroactive action electric
- B66B1/14—Control systems without regulation, i.e. without retroactive action electric with devices, e.g. push-buttons, for indirect control of movements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/0226—Constructional features, e.g. walls assembly, decorative panels, comfort equipment, thermal or sound insulation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0012—Devices monitoring the users of the elevator system
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B9/00—Kinds or types of lifts in, or associated with, buildings or other structures
- B66B9/16—Mobile or transportable lifts specially adapted to be shifted from one part of a building or other structure to another part or to another building or structure
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Automation & Control Theory (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Invalid Beds And Related Equipment (AREA)
Abstract
The invention provides a step lifting system and a step lifting method for a wheelchair, wherein the step lifting system for the wheelchair comprises a lifting mechanism, a lifting mechanism and a lifting mechanism, wherein the lifting mechanism is arranged on a wall body on one side of a step; a man-carrying platform disposed on the lifting mechanism; a weight detection module for detecting a weight; the first floor mat is fixed on the ground below the step, and a first middle weight detection module and two first edge weight detection modules symmetrically arranged at two sides of the first middle weight detection module are arranged in the first floor mat side by side; the second floor mat is fixed on the ground above the step, and a second middle weight detection module and two second edge weight detection modules symmetrically arranged at two sides of the second middle weight detection module are arranged in the second floor mat side by side; and a control module. The step lifting system for the wheelchair enables a person sitting in the wheelchair to go up and down the steps by one person, has high intelligent degree and safety performance, is convenient to use, and eliminates potential safety hazards.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of wheelchairs, in particular to a step lifting system and a step lifting method for a wheelchair.
[ background of the invention ]
At present, steps are arranged on a building corridor of some buildings or even elevator rooms so as to achieve the purposes of preventing water, insects and ants and the like. But the life of the people who sit on the wheelchair is disturbed, and the people who go upstairs and downstairs are lifted by a plurality of people, so that the wheelchair is particularly inconvenient and even has potential danger.
[ summary of the invention ]
In view of the above, the embodiment of the invention provides a system and a method for lifting steps for a wheelchair.
In a first aspect, an embodiment of the present invention provides a step lifting system for a wheelchair, including:
the lifting mechanism is arranged on one side wall body of the step;
a man-carrying platform disposed on the lifting mechanism;
a weight detection module for detecting a weight;
the first floor mat is fixed on the ground below the step, and a first middle weight detection module and two first edge weight detection modules symmetrically arranged at two sides of the first middle weight detection module are arranged in the first floor mat side by side;
the second floor mat is fixed on the ground above the step, and a second middle weight detection module and two second edge weight detection modules symmetrically arranged at two sides of the second middle weight detection module are arranged in the second floor mat side by side;
the control module is connected with the weight detection modules and is used for controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform after a first preset time a when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0; then when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position;
when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0, and the second middle weight detection module is 0, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform, and controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position after a first preset time b; then, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0, no action is performed.
The above aspects and any possible implementation manners further provide an implementation manner, where the control module is further configured to, when the pressure values detected by the two first edge weight detection modules are equal to each other and greater than 0, and the first middle weight detection module is 0, after a first preset time a, and when both the two first edge weight detection modules and the first middle weight detection module are 0, control the lifting mechanism to ascend to a preset position and then extend out of the people carrying platform; then when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position;
when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0, and the second middle weight detection module is 0, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform, and after a first preset time b, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0; then, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0, no action is performed.
The above aspects and any possible implementation manners further provide an implementation manner, where the control module is further connected to an alarm module, and is configured to, after a first preset time a and when the pressure values detected by the two first edge weight detection modules are equal to and greater than 0 and the first middle weight detection module is 0, control the lifting mechanism to ascend to a preset position and then extend out of the manned platform when both the two first edge weight detection modules and the first middle weight detection module are 0; after a second preset time a, alarming when the two second edge weight detection modules and the second middle weight detection module do not detect pressure;
or when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, the lifting mechanism is controlled to ascend to a preset position and then extend out of the manned platform, and after the first preset time b, the manned platform is controlled to retract and the lifting mechanism is controlled to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0; and after a second preset time b, alarming when the two first edge weight detection modules and the first middle weight detection module do not detect pressure.
The above aspects and any possible implementation manners further provide an implementation manner, the lifting mechanism includes a fixing frame, a sliding frame, pulleys, a pulling rope, a speed reducer, a first motor and two supporting frames, the fixing frame is disposed on a wall body on one side of the step, the fixing frame includes a left fixing rod, a right fixing rod and a plurality of first connecting rods sequentially connected between the left fixing rod and the right fixing rod, the cross sections of the left fixing rod and the right fixing rod are in a concave shape, the sliding frame includes a left sliding rod, a right sliding rod and a plurality of second connecting rods sequentially connected between the left sliding rod and the right sliding rod, the left sliding rod is slidably connected with the left fixing rod through a plurality of left sliding ear plates, the right sliding rod is slidably connected with the right fixing rod through a plurality of right sliding ear plates, the motor and the speed reducer are disposed on the top of the fixing frame, the first motor is electrically connected with the control module, the first motor is connected with the speed reducer through a transmission device, the pulley is arranged at the top of the sliding frame, one end of the pull rope is connected to the top of the fixing frame, the other end of the pull rope bypasses the pulley to be connected with the speed reducer wheel of the speed reducer, the two supporting frames are fixed to the left side and the right side of the bottom of the sliding frame, and the manned platform is fixed to the supporting frames.
The above aspects and any possible implementation manner further provide an implementation manner, the manned platform comprises a lifting plate, a movable plate and a second motor, the four corners of the lifting plate are respectively fixed with a mounting seat, a first rotating rod is rotatably connected between the left and right mounting seats at the rear part, a second rotating rod is rotatably connected between the left and right mounting seats at the front part, a sliding rod is fixedly connected between the front and rear mounting seats, the mounting seats are L-shaped and comprise a rotating rod mounting seat and a sliding rod mounting seat which are fixed together, a first gear is respectively fixed at two ends of the first rotating rod and the second rotating rod, two gears which are opposite from front to back are connected through a first toothed belt, the second motor is electrically connected with the control module, the second motor is arranged at the left side at the rear part of the lifting plate through a motor mounting plate, the motor mounting plate is fixed on the lifting plate through two mounting blocks, the utility model discloses a motor, including two installation pieces, first rotation pole, second motor, stopper, first motor, second motor, first installation piece, be formed with the through-hole that supplies first rotation pole to pass on two installation pieces respectively, first rotation pole passes from the through-hole, and the cover is equipped with the second gear on the first rotation pole between two installation pieces, be connected with the second cingulum on the second gear and link to each other with the second motor through the second cingulum, the movable plate includes the extension of rectangle body and left and right sides, and two extension tops are fixed with a stopper respectively and link to each other with first cingulum through the stopper, and two extension below are fixed with a sliding seat respectively.
There is further provided in accordance with any one of the above aspects and possible implementations an implementation in which the first floor mat and the second floor mat are configured in a trapezoidal structure with an inclined surface disposed on a side away from the elevating mechanism, and the floor mat has a thickness equal to a distance from the top surface of the movable plate to the bottom surface of the elevating plate.
In a second aspect, an embodiment of the present invention provides a method for processing a step lifting system for a wheelchair, including the following steps:
s100a, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0, and the first middle weight detection module is 0, after a first preset time a, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform;
s110a, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position when the pressure values detected by the two second edge weight detection modules are equal and are greater than 0 and the second middle weight detection module is 0; or,
s100b, when the pressure values detected by the two second edge weight detection modules are equal and greater than 0 and the second middle weight detection module is 0, controlling the lifting mechanism to rise to a preset position and extend out of the manned platform, and controlling the manned platform to retract and controlling the lifting mechanism to fall to the lowest position after a first preset time b;
s110b, and then when the pressure values detected by the two first edge weight detecting modules are equal to each other and greater than 0 and the first middle weight detecting module is 0, no action is performed.
One of the above technical solutions has the following beneficial effects:
in the method of the embodiment of the invention, the step lifting system for the wheelchair is provided, so that a person sitting in the wheelchair can go up and down the steps by one person, the intelligent degree is high, the safety performance is high, the use is convenient, and the potential safety hazard is eliminated.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.
FIG. 1 is a schematic view of a wheelchair step-up/down system according to an embodiment of the present invention;
FIG. 2 is a flow chart illustrating another state of the step-up/down system for a wheelchair according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a manned platform according to an embodiment of the present invention.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail and completely with reference to the following embodiments and accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, a step lifting system for a wheelchair according to an embodiment of the present invention is shown in fig. 1 and 2, and includes:
a lifting mechanism 100 disposed on the wall N on the side of the step M;
a man platform 200 disposed on the lifting mechanism 100;
a weight detection module 300 for detecting a weight;
a first floor mat 400 fixed on the floor under the step M, wherein a first middle weight detection module and two first edge weight detection modules symmetrically arranged at two sides of the first middle weight detection module are arranged in the first floor mat 400 side by side;
the second floor mat 500 is fixed on the ground above the step M, and a second middle weight detection module and two second edge weight detection modules symmetrically arranged at two sides of the second middle weight detection module are arranged in the second floor mat 500 side by side;
the control module 600 is connected with the weight detection modules 300, and the control module 600 is used for controlling the lifting mechanism 100 to ascend to a preset position and then extend out of the manned platform 200 after a first preset time a when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0; then, when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the manned platform 200 to retract and controlling the lifting mechanism to descend to the lowest position;
when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform 200, and controlling the manned platform 200 to retract and controlling the lifting mechanism to descend to the lowest position after a first preset time b; then, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0, no action is performed.
The step lifting system for the wheelchair is arranged on the wall body on one side of the step, and the manned platform is arranged on the ground below the step when the wheelchair is not used, so that the wheelchair does not occupy extra space and does not hinder other people from normally passing. Through setting up weight detection module in the ground mat to can judge whether the personage who sits the wheelchair passes through, when the personage who sits the wheelchair passes through, cross the step with the people through elevating system and manned platform, make the personage who sits the wheelchair oneself just can go up and down the step alone, conveniently and eliminated the potential safety hazard. In addition, the ground mat also plays a role of bringing convenience to people to get on and off the manned platform.
Wherein, dispose three weight detection module side by side in the ground mat, when the wheelchair passed through, the pressure value that two marginal weight detection module detected equals and is greater than 0 and middle weight detection module is 0, can avoid the erroneous judgement that causes under the other non-wheelchair circumstances of passing through.
Specifically, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0, and the first middle weight detection module is 0, it is indicated that a person sitting on the wheelchair enters the home and has got on the first floor mat, therefore, after the first preset time a, the first preset time a may be 20s, for example, the lifting mechanism is controlled to rise to the preset position and then stretch out of the manned platform, the preset position is flush with the ground above the step, and the manned platform sends the wheelchair to the step; then when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, indicating that the wheelchair is safely away from the manned platform, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position;
when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, indicating that a person sitting on the wheelchair is out of the house and has got on the second floor mat, controlling the lifting mechanism to rise to a preset position and then extend out of the manned platform 200, and controlling the manned platform 200 to retract and controlling the lifting mechanism to fall to the lowest position after a first preset time b; then, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0, it is indicated that the person sitting in the wheelchair is out of home and does not perform any action.
The lifting mechanism 100 of the embodiment of the invention includes a fixed frame 110, a sliding frame 120, a pulley 130, a pull rope 140, a speed reducer 150, a first motor 160 and two supporting frames 170.
In addition, the fixing frame 110 is disposed on a wall on one side of the step, the fixing frame 110 includes a left fixing rod, a right fixing rod and a plurality of first connecting rods sequentially connected between the left fixing rod and the right fixing rod, and the cross sections of the left fixing rod and the right fixing rod are in a shape of a Chinese character 'ao'. Carriage 120 includes left slide bar, right slide bar and a plurality of second connecting rod of connecting gradually between left slide bar, right slide bar, left side slide bar is through a plurality of left side slip otic placodes 121 and left fixed pole sliding connection, right side slide bar is through a plurality of right side slip otic placodes 122 and right fixed pole sliding connection.
In addition, motor and speed reducer 150 set up at mount 110 top, first motor 160 is connected with control module 600 electricity, first motor 160 passes through transmission and is connected with speed reducer 150, pulley 130 sets up at carriage 120 top, stay cord 140 one end is connected at mount 110 top, and the other end is walked around pulley 130 and is connected with speed reducer 150's speed reducer wheel, two support frames 170 are fixed in the left and right sides of carriage 120 bottom, manned platform 200 is fixed on support frame 170.
The control module 600 controls the lifting mechanism 100 to lift through the first motor 160, the sliding frame 120 provides stable supporting force for the manned platform 200, and the manned platform can stably slide up and down relative to the fixed frame 110 through the pulling of the pulley 130, so that manual operation is not needed, and the intelligent and efficient effects are achieved.
The manned platform 200 in the embodiment of the invention comprises a lifting plate 210, a moving plate 220 and a second motor 230, wherein four corners of the lifting plate 210 are respectively fixed with a mounting seat 240, a first rotating rod 251 is rotatably connected between the two mounting seats 240 at the rear left and right, a second rotating rod 252 is rotatably connected between the two mounting seats 240 at the front left and right, a sliding rod 253 is fixedly connected between the two mounting seats 240 at the front and rear, and the mounting seats 240 are L-shaped and comprise a rotating rod mounting seat 241 and a sliding rod mounting seat 242 which are fixed together. The rotating rod mount 241 and the slide rod mount 242 may be bolted together, and the rotating rod mount 241 and the slide rod mount 242 may be respectively bolted to the lifting plate 210. A first gear 261 is fixed to each of the first rotating rod 251 and the second rotating rod 252, and the two gears 261 which are opposite to each other in the front-rear direction are connected to each other by a first toothed belt 262.
In addition, the second motor 230 is electrically connected with the control module 600, the second motor 230 is disposed at the rear left side of the lifting plate 210 through a motor mounting plate 271, the motor mounting plate 271 is fixed on the lifting plate 210 through two mounting blocks 272, through holes for the first rotating rod 251 to pass through are respectively formed on the two mounting blocks 272, the first rotating rod 251 passes through the through holes, a second gear 263 is sleeved on the first rotating rod 251 between the two mounting blocks 272, and the second gear 263 is connected with a second toothed belt 264 and connected with the second motor 230 through the second toothed belt 264.
In addition, the moving plate 220 includes a rectangular body and extending portions on left and right sides, a stopper 280 is fixed above the two extending portions respectively and connected to the first toothed belt 262 through the stopper 280, and a sliding seat 290 is fixed below the two extending portions respectively and connected to the sliding rod 253 through the sliding seat 290. To facilitate loading and unloading of people platform 200, the front-to-back width of moving plate 220 may be designed to be the same as the front-to-back width of lifting plate 210.
In another embodiment of the present invention, the first floor mat 400 and the second floor mat 500 are constructed in a trapezoidal structure with inclined surfaces disposed at a side away from the elevating mechanism, and the thickness of the floor mats is the same as the distance from the top surface of the moving plate 220 to the bottom surface of the elevating plate 210. In addition, in order to conveniently get on and off the loading platform 200, the distance from the first floor mat 400 to the step M may be designed to be the same as the front-rear width of the lifting plate 210, and the first floor mat 400 may be just butted against the moving plate 220 when the loading platform 200 is lowered to the lowest position. Similarly, the distance from the second floor mat 500 to the step M may be designed to be the same as the width of the manned platform 200 covering the step M after the lifting mechanism ascends to the preset position.
In another embodiment of the present invention, based on the above embodiment, the control module 600 is further configured to control the lifting mechanism to ascend to a preset position and then extend out of the people carrying platform 200 after the two first edge weight detection modules and the first middle weight detection module are both 0 after a first preset time a when the pressure values detected by the two first edge weight detection modules are equal to each other and greater than 0 and the first middle weight detection module is 0; then, when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the manned platform 200 to retract and controlling the lifting mechanism to descend to the lowest position;
when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform 200, and after a first preset time b, controlling the manned platform 200 to retract and controlling the lifting mechanism to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0; then, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0, no action is performed.
The pressure values detected by the two edge weight detection modules are equal to each other and are greater than 0, the middle weight detection module is 0, then the two edge weight detection modules and the middle weight detection module are 0, and according to the particularity of actions of the disabled or the old, people sitting on the wheelchair can be further confirmed to be on the manned platform 200 no matter the people enter or leave the wheelchair, and personal safety of the people is guaranteed.
In another embodiment of the present invention, based on the above embodiment, the control module 600 is further connected to an alarm module, and is configured to control the lifting mechanism to ascend to a preset position and then extend out of the manned platform after the two first edge weight detection modules and the first middle weight detection module are both 0 after a first preset time a when the pressure values detected by the two first edge weight detection modules are equal to each other and greater than 0 and the first middle weight detection module is 0; after a second preset time a, alarming when the two second edge weight detection modules and the second middle weight detection module do not detect pressure;
or when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, the lifting mechanism is controlled to ascend to a preset position and then extend out of the manned platform, and after the first preset time b, the manned platform is controlled to retract and the lifting mechanism is controlled to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0; and after a second preset time b, alarming when the two first edge weight detection modules and the first middle weight detection module do not detect pressure. The second preset time b is an alarm time, which can be designed to be relatively long, and may be 1min, for example.
When the second preset time b is exceeded, the two edge weight detection modules and the middle weight detection module still do not detect pressure, and it is indicated that when the waiting time of a person sitting on the wheelchair on the manned platform exceeds a threshold value, an accident may occur, an alarm needs to be given, and the alarm direction can be controlled by a buzzer to sound.
It should be noted that the step lifting system for the wheelchair of the present invention may further include a reset key electrically connected to the control module, the reset key may be installed on the wall N for a person sitting in the wheelchair to go out of or enter the home, and turn back after arriving at the first floor mat and the second floor mat, at this time, the manned platform may obstruct other people from going up and down the step M; and if the reset key is pressed, the control module can control the manned platform to be stored on the lifting mechanism and driven by the lifting mechanism to descend to the ground below the step M.
The embodiment of the invention also provides a processing method of the step lifting system for the wheelchair, which comprises the following steps:
s100a, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0, and the first middle weight detection module is 0, after a first preset time a, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform 200;
s110a, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position when the pressure values detected by the two second edge weight detection modules are equal and are greater than 0 and the second middle weight detection module is 0; or,
s100b, when the pressure values detected by the two second edge weight detection modules are equal and greater than 0 and the second middle weight detection module is 0, controlling the lifting mechanism to rise to a preset position and extend out of the manned platform, and controlling the manned platform to retract and controlling the lifting mechanism to fall to the lowest position after a first preset time b;
s110b, and then when the pressure values detected by the two first edge weight detecting modules are equal to each other and greater than 0 and the first middle weight detecting module is 0, no action is performed.
It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.
The embodiments of the present invention are described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A step lift system for a wheelchair, comprising:
the lifting mechanism is arranged on one side wall body of the step;
a man-carrying platform disposed on the lifting mechanism;
a weight detection module for detecting a weight;
the first floor mat is fixed on the ground below the step, and a first middle weight detection module and two first edge weight detection modules symmetrically arranged at two sides of the first middle weight detection module are arranged in the first floor mat side by side;
the second floor mat is fixed on the ground above the step, and a second middle weight detection module and two second edge weight detection modules symmetrically arranged at two sides of the second middle weight detection module are arranged in the second floor mat side by side;
the control module is connected with the weight detection modules and is used for controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform after the two first edge weight detection modules and the first middle weight detection module are both 0 after a first preset time a when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0; then when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position;
when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0, and the second middle weight detection module is 0, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform, and after a first preset time b, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0; then, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0, no action is performed.
2. The step lifting system for the wheelchair, according to claim 1, wherein the control module is further connected with an alarm module, and is configured to control the lifting mechanism to lift to a preset position and extend out of the manned platform after the lifting mechanism is lifted to the preset position after a first preset time a and when the two first edge weight detection modules and the first middle weight detection module are both 0 after the first preset time a when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0 and the first middle weight detection module is 0; after a second preset time a, alarming when the two second edge weight detection modules and the second middle weight detection module do not detect pressure;
or when the pressure values detected by the two second edge weight detection modules are equal to each other and are greater than 0 and the second middle weight detection module is 0, the lifting mechanism is controlled to ascend to a preset position and then extend out of the manned platform, and after the first preset time b, the manned platform is controlled to retract and the lifting mechanism is controlled to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0; and after a second preset time b, alarming when the two first edge weight detection modules and the first middle weight detection module do not detect pressure.
3. The step elevating system for wheelchair as claimed in any one of claims 1 to 2, wherein the elevating mechanism comprises a fixed frame, a sliding frame, a pulley, a pulling rope, a speed reducer, a first motor and two support frames, the fixed frame is disposed on a sidewall of the step, the fixed frame comprises a left fixed rod, a right fixed rod and a plurality of first connecting rods sequentially connected between the left fixed rod and the right fixed rod, the left fixed rod and the right fixed rod are both in a concave shape in cross section, the sliding frame comprises a left sliding rod, a right sliding rod and a plurality of second connecting rods sequentially connected between the left sliding rod and the right sliding rod, the left sliding rod is slidably connected with the left fixed rod through a plurality of left sliding ear plates, the right sliding rod is slidably connected with the right fixed rod through a plurality of right sliding ear plates, the motor and the speed reducer are disposed on top of the fixed frame, the first motor is electrically connected with the control module, the first motor is connected with the speed reducer through the transmission device, the pulley is arranged at the top of the sliding frame, one end of the pull rope is connected to the top of the fixing frame, the other end of the pull rope is connected with the speed reducer through the pulley, the two supporting frames are fixed to the left side and the right side of the bottom of the sliding frame, and the manned platform is fixed to the supporting frames.
4. The step elevating system for wheelchair as claimed in claim 3, wherein the platform comprises an elevating plate, a movable plate and a second motor, the four corners of the elevating plate are respectively fixed with a mounting seat, a first rotating rod is rotatably connected between the left and right mounting seats at the rear, a second rotating rod is rotatably connected between the left and right mounting seats at the front, a sliding rod is fixedly connected between the front and rear mounting seats, the mounting seats are L-shaped and comprise a rotating rod mounting seat and a sliding rod mounting seat which are fixed together, a first gear is respectively fixed at two ends of the first rotating rod and the second rotating rod, two gears opposite to each other in the front and rear are connected through a first toothed belt, the second motor is electrically connected with the control module, the second motor is arranged at the left side at the rear of the elevating plate through a motor mounting plate, the motor mounting plate is fixed on the elevating plate through two mounting blocks, the utility model discloses a motor, including two installation pieces, first rotation pole, second motor, stopper, first motor, second motor, first installation piece, be formed with the through-hole that supplies first rotation pole to pass on two installation pieces respectively, first rotation pole passes from the through-hole, and the cover is equipped with the second gear on the first rotation pole between two installation pieces, be connected with the second cingulum on the second gear and link to each other with the second motor through the second cingulum, the movable plate includes the extension of rectangle body and left and right sides, and two extension tops are fixed with a stopper respectively and link to each other with first cingulum through the stopper, and two extension below are fixed with a sliding seat respectively.
5. The step elevating system for wheelchair as claimed in claim 4, wherein the first and second ground mats are constructed in a trapezoidal structure with an inclined surface provided at a side away from the elevating mechanism, and the thickness of the ground mat is the same as the distance from the top surface of the moving plate to the bottom surface of the elevating plate.
6. A method of processing a step up-down system for a wheelchair in accordance with claim 5, comprising the steps of:
s100a, when the pressure values detected by the two first edge weight detection modules are equal to each other and are greater than 0, and the first middle weight detection module is 0, after a first preset time a, when the two first edge weight detection modules and the first middle weight detection module are both 0, controlling the lifting mechanism to ascend to a preset position and then stretch out of the manned platform;
s110a, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position when the pressure values detected by the two second edge weight detection modules are equal and are greater than 0 and the second middle weight detection module is 0; or,
s100b, when the pressure values detected by the two second edge weight detection modules are equal and greater than 0 and the second middle weight detection module is 0, controlling the lifting mechanism to ascend to a preset position and then extend out of the manned platform, and after a first preset time b, controlling the manned platform to retract and controlling the lifting mechanism to descend to the lowest position when the two second edge weight detection modules and the second middle weight detection module are both 0;
s110b, and then when the pressure values detected by the two first edge weight detecting modules are equal to each other and greater than 0 and the first middle weight detecting module is 0, no action is performed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010737163.3A CN111847192B (en) | 2019-10-25 | 2019-10-25 | Intelligent wheelchair system |
| CN201911022194.4A CN110713146B (en) | 2019-10-25 | 2019-10-25 | Step lifting system and method for wheelchair |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911022194.4A CN110713146B (en) | 2019-10-25 | 2019-10-25 | Step lifting system and method for wheelchair |
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| CN202010737163.3A Division CN111847192B (en) | 2019-10-25 | 2019-10-25 | Intelligent wheelchair system |
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| CN110713146A CN110713146A (en) | 2020-01-21 |
| CN110713146B true CN110713146B (en) | 2020-08-28 |
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| CN201911022194.4A Active CN110713146B (en) | 2019-10-25 | 2019-10-25 | Step lifting system and method for wheelchair |
| CN202010737163.3A Active CN111847192B (en) | 2019-10-25 | 2019-10-25 | Intelligent wheelchair system |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5838780A (en) * | 1979-05-24 | 1980-11-27 | Transportation Design + Technology Inc. | Wheelchair lift |
| CN200966692Y (en) * | 2006-06-21 | 2007-10-31 | 东莞市达成机械设备制造有限公司 | Wheelchair lifter |
| CN101124143A (en) * | 2004-12-30 | 2008-02-13 | Agm集装箱管理公司 | Portable wheel chair lift |
| CN102065817A (en) * | 2008-09-25 | 2011-05-18 | 丰田车体株式会社 | Lifter for wheelchair |
| CN205153578U (en) * | 2015-12-03 | 2016-04-13 | 吴弘瑾 | Liftable slide stair |
| CN106677449A (en) * | 2017-02-27 | 2017-05-17 | 太仓市康辉科技发展有限公司 | Lifting device used for wheelchair |
| CN206417819U (en) * | 2017-01-19 | 2017-08-18 | 未来都市（苏州工业园区）规划建筑设计事务所有限公司 | Wheelchair stairs lowering or hoisting gear |
| CN109484950A (en) * | 2018-12-29 | 2019-03-19 | 深圳大学 | Accessible lifting device and general stair |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005119765A (en) * | 2003-10-14 | 2005-05-12 | Univ Kanazawa | Level difference resolving machine for wheel chair |
| CN2691549Y (en) * | 2003-11-03 | 2005-04-13 | 上海杰斯机械施工有限公司 | Ltydraulic lifting passage device for disabled people Wheel chair |
| FR2938521B1 (en) * | 2008-11-20 | 2012-12-28 | Inst Francais Du Petrole | LIFTING DEVICE |
| CN102652701A (en) * | 2011-03-02 | 2012-09-05 | 创伤研究有限公司 | Patient support system and method |
| ES2413905B1 (en) * | 2011-12-30 | 2014-08-14 | Antonio RIBAS PAÑELLA | Procedure to transport people saving a slope with slope, and corresponding device |
| CN202575869U (en) * | 2012-02-09 | 2012-12-05 | 南京金垒机械设备有限公司 | Single-screw barrier-free vertical lifting platform |
| JP2015037463A (en) * | 2013-02-12 | 2015-02-26 | 文栄 小林 | Level difference eliminating lift |
| FR3007398B1 (en) * | 2013-06-21 | 2017-11-24 | Renpat | DEVICE FOR LIFTING PEOPLE TO A RIGHT STAIRCASE WITH A MOBILE PLATFORM THAT FOLLOWS THE MARKET PROFILE |
| JP5902789B1 (en) * | 2014-10-30 | 2016-04-13 | 株式会社室井製作所 | Lifting device and wheelchair transport device using the same |
| IT201600071622A1 (en) * | 2016-07-08 | 2018-01-08 | Giovanni Teglia | AUXILIARY DEVICE TO GO UP / DOWN STAIRS |
-
2019
- 2019-10-25 CN CN201911022194.4A patent/CN110713146B/en active Active
- 2019-10-25 CN CN202010737163.3A patent/CN111847192B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5838780A (en) * | 1979-05-24 | 1980-11-27 | Transportation Design + Technology Inc. | Wheelchair lift |
| CN101124143A (en) * | 2004-12-30 | 2008-02-13 | Agm集装箱管理公司 | Portable wheel chair lift |
| CN200966692Y (en) * | 2006-06-21 | 2007-10-31 | 东莞市达成机械设备制造有限公司 | Wheelchair lifter |
| CN102065817A (en) * | 2008-09-25 | 2011-05-18 | 丰田车体株式会社 | Lifter for wheelchair |
| CN205153578U (en) * | 2015-12-03 | 2016-04-13 | 吴弘瑾 | Liftable slide stair |
| CN206417819U (en) * | 2017-01-19 | 2017-08-18 | 未来都市（苏州工业园区）规划建筑设计事务所有限公司 | Wheelchair stairs lowering or hoisting gear |
| CN106677449A (en) * | 2017-02-27 | 2017-05-17 | 太仓市康辉科技发展有限公司 | Lifting device used for wheelchair |
| CN109484950A (en) * | 2018-12-29 | 2019-03-19 | 深圳大学 | Accessible lifting device and general stair |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110713146A (en) | 2020-01-21 |
| CN111847192B (en) | 2021-12-07 |
| CN111847192A (en) | 2020-10-30 |
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