CN111039129A - Wheelchair lifting auxiliary device for existing residential stairway - Google Patents
Wheelchair lifting auxiliary device for existing residential stairway Download PDFInfo
- Publication number
- CN111039129A CN111039129A CN202010021964.XA CN202010021964A CN111039129A CN 111039129 A CN111039129 A CN 111039129A CN 202010021964 A CN202010021964 A CN 202010021964A CN 111039129 A CN111039129 A CN 111039129A
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- China
- Prior art keywords
- guide rail
- guide
- rail
- auxiliary device
- pulley
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Classifications
-
- 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
- B66B9/06—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces
- B66B9/08—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces associated with stairways, e.g. for transporting disabled persons
- B66B9/0807—Driving mechanisms
- B66B9/083—Pull cable, pull chain
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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
- B66B9/06—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces
- B66B9/08—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces associated with stairways, e.g. for transporting disabled persons
- B66B9/0846—Guide rail
-
- 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
- B66B9/06—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces
- B66B9/08—Kinds or types of lifts in, or associated with, buildings or other structures inclined, e.g. serving blast furnaces associated with stairways, e.g. for transporting disabled persons
- B66B9/0869—Collapsible stairways, e.g. operable between a lower level and an upper level
Abstract
The invention provides a wheelchair lifting auxiliary device for an existing resident stair, which comprises a step auxiliary device and a movement auxiliary device, wherein the movement auxiliary device is matched with the step auxiliary device and is arranged on one side wall of the stair; the step auxiliary device comprises a first guide rail and a second guide rail which are arranged in parallel, and a guy cable which is arranged in the first guide rail and the second guide rail in a penetrating way and used for tensioning the first guide rail and the second guide rail to enable the first guide rail and the second guide rail to be in an inclined plane, wherein one end of the guy cable is fixed in the first guide rail, and the other end of the guy cable is connected with a tensioning mechanism; the movement auxiliary device comprises a first slide rail, a second slide rail, a sliding mechanism and a driving mechanism, wherein the sliding mechanism can slide in the first slide rail and the second slide rail, and the driving mechanism drives the sliding mechanism to move. The step auxiliary device is matched with the moving auxiliary device, the step auxiliary device is used as an inclined plane for the movement of the wheelchair, and the moving auxiliary device is used for ensuring the disabled to go upstairs and downstairs smoothly and ensuring the safety of going upstairs and downstairs.
Description
Technical Field
The invention relates to the technical field of wheelchair auxiliary equipment, in particular to a wheelchair lifting auxiliary device for an existing residential stair.
Background
Under the background of happy villages, China pays great attention to the development and the transformation of villages, which is the requirement of the era, in the seventy-eight years of the 20 th century, a plurality of concrete civil houses are built in the villages, the houses are suitable for villages with embarrassed rural economy, but because elevators are expensive to install, the buildings need to be changed in a large area, the economical level of general rural groups can not be objectively accepted and borne, the elevators are installed not to meet the actual situation of the rural areas, but a plurality of disabled people vulnerable groups really exist in the rural areas, the practical requirements and benefits of the disabled people are worth paying attention and attention, and how to solve the problem under the specific background and environment of the rural areas is urgently to be solved. Stairways are an indispensable part of buildings. Generally, the stairs arranged in the building can only be used for normal people to walk, and the wheelchair is very inconvenient for people who go out by using the wheelchair, particularly for floors without elevators. Because most of existing wheelchairs can only move on the flat ground, the wheelchairs which can automatically lift or assist in going upstairs are not high in cost, heavy and not strong in practicability, and therefore a device which can assist people in going upstairs and downstairs is urgently needed.
Chinese patent No. 201410445892.6 discloses an auxiliary stair climbing apparatus and an auxiliary stair climbing method, which includes a plurality of step devices connected in sequence and an adjusting device connected with the step devices and used for adjusting the treads of the step devices to be in the same plane.
The step device comprises a support frame and a pedal rotationally connected with the support frame, and the adjusting device comprises a guy cable connected with the pedal and used for driving the pedal to rotate and a retracting mechanism used for retracting the guy cable.
The support frame comprises support blocks positioned on two opposite sides of the pedal and a rotating shaft supported on the two support blocks, the support blocks are of L-shaped structures, and the pedal is parallel to the rotating shaft and is rotatably connected with the rotating shaft.
The supporting block is provided with an inserting hole and an inserting head which is matched with the shape of the inserting hole and is used for being inserted into the inserting hole on the supporting block of the adjacent step device, and the inserting head and the inserting hole of the supporting block are provided with holes for the rotating shaft to pass through; the retraction mechanism is opposite to the guide plate and is positioned at the step device at the other tail end; the retracting mechanism pulls the inhaul cable, and the inhaul cable drives all pedals in the horizontal state to rotate to the inclined state, so that the treads are positioned in the same plane to form a slope surface; the pedal is provided with a lug, and the lug is provided with a hole for the inhaul cable to pass through.
Although this patent can become an inclined plane with stair to realize wheelchair stairs from top to bottom, however, because this patent drives all pedals that are the horizontality through the cable and turns to the tilt state and make the tread be in the coplanar and form the slope, consequently, there is certain potential safety hazard, the disabled person can realize oneself stairs from bottom to top with the help of the slope of slope in the stairs in addition, but there is the potential safety hazard, and when going upstairs, need the people to push away the action that the wheelchair could realize going upstairs, especially to non-electric wheelchair.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a wheelchair lifting auxiliary device for the existing resident stairs, which cannot assist the disabled to go up and down the stairs and also improves the safety of going up and down the stairs.
The technical scheme of the invention is as follows: a wheelchair lifting auxiliary device for an existing resident stair comprises a step auxiliary device arranged on a step and a moving auxiliary device arranged on one side wall of the stair and matched with the step auxiliary device.
The step auxiliary device comprises a first guide rail and a second guide rail which are arranged in parallel, and a guy cable which is arranged in the first guide rail and the second guide rail in a penetrating mode and used for tensioning the first guide rail and the second guide rail to enable the first guide rail and the second guide rail to be inclined planes, one end of the guy cable is fixed in the first guide rail, and the other end of the guy cable is connected with a tensioning mechanism.
The moving auxiliary device comprises a first sliding rail, a second sliding rail, a sliding mechanism and a driving mechanism, wherein the sliding mechanism can slide in the first sliding rail and the second sliding rail, the driving mechanism drives the sliding mechanism to move, and the first sliding rail and the second sliding rail are arranged on the wall in parallel.
Preferably, the first guide rail comprises a first guide plate a, and a plurality of first guide plates b and c, the first guide plate a is fixed at the uppermost end of the staircase, and the plurality of first guide plates b and c are connected to the lower end of the first guide plate a through a guy cable.
Preferably, the first guide plate a, the plurality of first guide plates b and the two sides of the first guide plate c are also provided with corresponding baffle plates, through holes are formed in the baffle plates in a penetrating mode, and the inhaul cable penetrates through the through holes.
Preferably, the structure of the second guide rail is the same as that of the first guide rail.
Preferably, the tensioning mechanism comprises a first forward and reverse rotation motor and a tensioning wheel, the first forward and reverse rotation motor is connected with the tensioning wheel through a belt, one end of the inhaul cable is fixed on the tensioning wheel, and the other end of the inhaul cable sequentially penetrates through the guide plate of the second guide rail, the first guide plate a, the first guide plate b and the first guide plate c and then is fixed on the first guide plate a.
Preferably, the end part of the inhaul cable connected with the first guide plate a is provided with a limiting head, and the size of the limiting head is larger than the aperture size of the through hole of the first guide plate a.
Preferably, the sliding mechanism comprises a first pulley, a second pulley, a holding rod and a connecting rod, the first pulley and the second pulley are respectively arranged in the first sliding rail and the second sliding rail, the first pulley and the second pulley are connected through the connecting rod, the first pulley is further provided with a telescopic holding rod, the holding rod can stretch towards the first guide rail and the second guide rail, so that the disabled can hold the holding rod in the process of ascending and descending stairs, and the holding rod drives the people to move up and down.
Preferably, actuating mechanism include second motor, gyro wheel that is just reversing, the second motor that is just reversing pass through the belt and be connected with the gyro wheel transmission, and the gyro wheel on around being equipped with a cable wire, the other end and the first pulley of cable wire are connected, the second motor that is just reversing just reverse the rotation, cooperation cable wire realizes that first pulley, second pulley slide at first slide rail and second slide rail.
The disabled person is when going downstairs, rotate through first positive and negative motor drive take-up pulley earlier, thereby tighten up the cable, thereby make the baffle concatenation that the cover established on the cable form the plane of slope, move two wheels of wheelchair respectively to first guide rail and second guide rail in, the disabled person grasps the pole of holding up, because when going downstairs, the guide rail is the plane of slope, the wheelchair can freely slide down on the guide rail, it rotates to control the gyro wheel through second positive and negative motor control, with the stretching out speed of cable wire, thereby control the speed that the wheelchair glides, avoid the safety problem that the wheelchair leads to on the guide rail too fast gliding, and when going upstairs, rotate through second positive and negative motor control gyro wheel, the rolling cable wire, thereby drive first pulley and second pulley upwards to slide in first slide rail and second slide rail, thereby drive the wheelchair upwards removal on the guide rail, realize going upstairs.
The invention has the beneficial effects that:
1. the invention has simple structure and strong practicability, and does not occupy the space of public stairs;
2. the step auxiliary device is matched with the moving auxiliary device, the step auxiliary device is used as an inclined plane for movement of the wheelchair, and the moving auxiliary device is used for ensuring that the disabled can go up and down stairs smoothly and ensuring the safety when going up and down stairs;
3. the invention can be widely used for various stairs, does not occupy a passage when not in use, is not only suitable for the electric wheelchair, but also suitable for the non-electric wheelchair, thereby enabling the disabled to go out without accompanying of people and greatly facilitating the traveling of the disabled.
4. The invention can be produced and installed in large scale, meets the requirement of the assembly type era background, and mainly aims at the civil old residential buildings of concrete appearing in large areas in rural areas.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the step assistant device of the present invention;
FIG. 3 is a schematic diagram of a mobile auxiliary device according to the present invention;
FIG. 4 is a schematic view of a first rail of the present invention;
in the figure, 1-step auxiliary device, 2-movement auxiliary device, 11-first guide plate a, 12-first guide plate b, 13-first guide plate c, 14-stay cable, 15-first positive and negative rotation motor, 16-tension wheel, 17-baffle, 18-limiting head and 19-second guide rail;
21-a first slide rail, 22-a second slide rail, 23-a first pulley, 24-a second pulley, 25-a holding rod, 26-a connecting rod, 27-a second forward and reverse rotation motor, 28-a roller and 29-a steel cable.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in fig. 1, a wheelchair lift assisting device for an existing resident stair comprises a step assisting device 1 provided on a step and a movement assisting device provided on a side wall of the stair for cooperating with the step assisting device 1.
As shown in fig. 2, the step assisting device includes a first guide rail and a second guide rail which are arranged in parallel, and a pulling cable 14 which is arranged in the first guide rail and the second guide rail in a penetrating manner and is used for tensioning the first guide rail and the second guide rail to enable the first guide rail and the second guide rail to be inclined planes, wherein one end of the pulling cable 14 is fixed in the first guide rail, and the other end of the pulling cable is connected with a tensioning mechanism.
Preferably, as shown in fig. 4, the first guide rail includes a first guide plate a11, and a plurality of first guide plates b12 and c13, the first guide plate a11 is fixed at the uppermost end of the staircase, and the plurality of first guide plates b12 and c13 are connected to the lower end of the first guide plate a11 by cables 14. The first guide plate a11, the first guide plates b12, the first guide plate c13 and the pulling cable 14 are mutually matched to form an inclined plane for the first guide rail.
Preferably, the first guide plate a11, the plurality of first guide plates b12 and the first guide plate c13 are further provided with corresponding baffle plates 17 on both sides, the movement of the wheelchair on the corresponding guide plates is ensured through the baffle plates 17, and the baffle plates 17 are provided with through holes, and the stay cables 17 are arranged in the through holes.
In this embodiment, the second rail 19 has the same structure as the first rail. During movement of the wheelchair, the two wheels are located on the first and second rails 19, respectively.
Preferably, in this embodiment, the tensioning mechanism is mainly used for extending and retracting the cable 14, so as to tension and release the first guide rail and the second guide rail 19, when the first guide rail and the second guide rail 19 are tensioned, the first guide rail and the second guide rail are in an inclined plane, and when the cable 14 is released, the guide plates of the first guide rail and the second guide rail 19 are attached to the step, so as to avoid occupying the stairs.
As shown in fig. 2, the tensioning mechanism includes a first forward and reverse rotation motor 15 and a tensioning pulley 16, the first forward and reverse rotation motor 15 is connected with the tensioning pulley 16 through a belt, one end of the cable 14 is fixed on the tensioning pulley 16, and the other end of the cable passes through the through holes in the baffle plates 17 on both sides of the guide plate of the second guide rail 19, the through holes in the baffle plates 17 on both sides of the first guide plate a11, the first guide plate b12 and the first guide plate c13 of the first guide rail in sequence and then is fixed on the first guide plate a 11. And the connecting end of the pulling cable 14 and the first guide plate a11 is provided with a limiting head 18, and the size of the limiting head 18 is larger than the aperture size of the through hole of the baffle 17 of the first guide plate a 11.
As shown in fig. 3, the movement assisting device includes a first slide rail 21 and a second slide rail 22, and a sliding mechanism capable of sliding in the first slide rail 21 and the second slide rail 22 and a driving mechanism for driving the sliding mechanism to move, wherein the first slide rail 21 and the second slide rail 22 are arranged in parallel on the wall.
Preferably, the sliding mechanism comprises a first pulley 23, a second pulley 24, a handrail 25 and a connecting rod 26, the first pulley 23 and the second pulley 24 are respectively arranged in the first sliding rail 21 and the second sliding rail 22, the first pulley 23 and the second pulley 24 are connected through the connecting rod 26, the first pulley 23 is further provided with a telescopic handrail 25, the handrail 25 can extend and retract towards the first guide rail and the second guide rail 19, so that the disabled person can hold the handrail 25 during going up and down stairs, and the handrail 25 drives the person to move up and down.
Preferably, the driving mechanism includes a second forward and reverse rotation motor 27 and a roller 28, the second forward and reverse rotation motor 27 is in transmission connection with the roller 28 through a belt, a steel cable 29 is wound on the roller 28, the other end of the steel cable 29 is connected with the first pulley 23, and the forward and reverse rotation of the second forward and reverse rotation motor 27 is matched with the steel cable 29 to realize the sliding of the first pulley 23 and the second pulley 24 on the first slide rail 21 and the second slide rail 22.
When a disabled person goes down stairs, the first forward and reverse rotation motor 15 drives the tension pulley 16 to rotate, so as to tighten the cable 14, so that the guide plates sleeved on the cable 14 are spliced to form an inclined plane, two wheels of the wheelchair are respectively moved into the first guide rail and the second guide rail 19, the disabled person grasps the holding rod 25, because the guide rails are the inclined plane when going down stairs, the wheelchair can freely slide down on the guide rails, the second forward and reverse rotation motor 27 controls the roller 28 to rotate so as to control the extending speed of the steel cable 29, so as to control the sliding speed of the wheelchair, so as to avoid the safety problem caused by the rapid sliding down of the wheelchair on the guide rails, and when going up stairs, the second forward and reverse rotation motor 27 controls the roller 28 to rotate so as to wind the steel cable 29, so as to drive the first pulley 23 and the second pulley 24 to slide upwards in the first slide rail 21 and the second slide rail 22, so as to drive the wheelchair to move upwards on, and the purpose of going upstairs is achieved.
The foregoing embodiments and description have been presented only to illustrate the principles and preferred embodiments of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as hereinafter claimed.
Claims (8)
1. The utility model provides a wheelchair lift auxiliary device for existing local-style dwelling houses stair which characterized in that: comprises a step auxiliary device arranged on a step and a moving auxiliary device which is matched with the step auxiliary device and is arranged on one side wall of the stair;
the step auxiliary device comprises a first guide rail and a second guide rail which are arranged in parallel, and a guy cable which is arranged in the first guide rail and the second guide rail in a penetrating way and used for tensioning the first guide rail and the second guide rail to enable the first guide rail and the second guide rail to be in an inclined plane, wherein one end of the guy cable is fixed in the first guide rail, and the other end of the guy cable is connected with a tensioning mechanism;
the moving auxiliary device comprises a first sliding rail, a second sliding rail, a sliding mechanism and a driving mechanism, wherein the sliding mechanism can slide in the first sliding rail and the second sliding rail, the driving mechanism drives the sliding mechanism to move, and the first sliding rail and the second sliding rail are arranged on the wall in parallel.
2. A wheelchair lift assistance device for an existing residential staircase according to claim 1, wherein: the structure of the second guide rail is the same as that of the first guide rail.
3. A wheelchair lift assistance device for an existing residential staircase according to claim 2, wherein: the first guide rail comprises a first guide plate a, a plurality of first guide plates b and a first guide plate c, the first guide plate a is fixed at the uppermost end of the stair, and the plurality of first guide plates b and the first guide plates c are connected to the lower end of the first guide plate a through inhaul cables.
4. A wheelchair lift assistance device for an existing residential staircase according to claim 3, wherein: the two sides of the first guide plate a, the first guide plates b and the first guide plates c are also provided with corresponding baffle plates, through holes are formed in the baffle plates in a penetrating mode, and the inhaul cable penetrates through the through holes in the penetrating mode.
5. A wheelchair lift assistance device for an existing residential staircase according to claim 1, wherein: the tensioning mechanism comprises a first forward and reverse rotation motor and a tensioning wheel, the first forward and reverse rotation motor is connected with the tensioning wheel through a belt, one end of the inhaul cable is fixed on the tensioning wheel, the other end of the inhaul cable sequentially penetrates through holes of the baffles on two sides of the guide plate of the second guide rail, and the through holes of the baffles on two sides of the first guide plate a, the first guide plate b and the first guide plate c are fixed on the first guide plate a.
6. A wheelchair lift assist apparatus for an existing residential stairway as claimed in claim 5, wherein: the end part of the stay cable connected with the first guide plate a is provided with a limiting head, and the size of the limiting head is larger than the aperture size of the through hole of the baffle plate of the first guide plate a.
7. A wheelchair lift assistance device for an existing residential staircase according to claim 1, wherein: slide mechanism include first pulley, second pulley, hold up pole, connecting rod, first pulley and second pulley set up respectively in first slide rail and second slide rail, and first pulley and second pulley between connect through the connecting rod, first pulley on still be provided with a telescopic and hold up the pole, hold up the pole and can stretch out and draw back to first guide rail and second guide rail direction.
8. A wheelchair lift assistance device for an existing residential staircase according to claim 1, wherein: the driving mechanism comprises a second forward and reverse rotation motor and a roller, the second forward and reverse rotation motor is in transmission connection with the roller through a belt, a steel cable is wound on the roller, the other end of the steel cable is connected with the first pulley, forward and reverse rotation of the second forward and reverse rotation motor is matched with the extension and retraction of the steel cable, and the first pulley and the second pulley slide on the first sliding rail and the second sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010021964.XA CN111039129A (en) | 2020-01-09 | 2020-01-09 | Wheelchair lifting auxiliary device for existing residential stairway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010021964.XA CN111039129A (en) | 2020-01-09 | 2020-01-09 | Wheelchair lifting auxiliary device for existing residential stairway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111039129A true CN111039129A (en) | 2020-04-21 |
Family
ID=70244229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010021964.XA Pending CN111039129A (en) | 2020-01-09 | 2020-01-09 | Wheelchair lifting auxiliary device for existing residential stairway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111039129A (en) |
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2020
- 2020-01-09 CN CN202010021964.XA patent/CN111039129A/en active Pending
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