CN112155954A - Supplementary limbs obstacle patient mobile device - Google Patents
Supplementary limbs obstacle patient mobile device Download PDFInfo
- Publication number
- CN112155954A CN112155954A CN202010977463.9A CN202010977463A CN112155954A CN 112155954 A CN112155954 A CN 112155954A CN 202010977463 A CN202010977463 A CN 202010977463A CN 112155954 A CN112155954 A CN 112155954A
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- Prior art keywords
- base
- telescopic rod
- main body
- assisting
- limb
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- 210000003414 extremity Anatomy 0.000 claims abstract description 13
- 210000000245 forearm Anatomy 0.000 claims abstract description 12
- 230000006735 deficit Effects 0.000 claims 4
- 230000035939 shock Effects 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 239000000725 suspension Substances 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 11
- 238000013016 damping Methods 0.000 description 9
- 230000009194 climbing Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 208000016285 Movement disease Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003197 gene knockdown Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/04—Wheeled walking aids for patients or disabled persons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/01—Constructive details
- A61H2201/0165—Damping, vibration related features
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Pain & Pain Management (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Epidemiology (AREA)
- Mechanical Engineering (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention relates to a moving device for assisting a patient with limb obstacle, which comprises a horizontally arranged base and a vertical support arranged above the base, wherein two forearms are arranged on the front side and the rear side of the base respectively; the base is provided with two rear arms which are respectively arranged on the front side and the rear side of the base, one end of each rear arm is hinged with the base through a second torsion spring, the other end of each rear arm faces to the lower right side, a plurality of auxiliary wheels are uniformly distributed on each rear arm along the length direction of each rear arm, and the auxiliary wheel at the lowest part is rotatably connected with the other end of each rear arm; the invention has good shock absorption and buffering performance, and can prevent the suspension of individual rollers; in addition, the invention has the function of preventing backward sliding and has higher use safety.
Description
Technical Field
The invention relates to the technical field of walking aids, in particular to a device for assisting a patient with limb disorder to move.
Background
The patients with limb disorders, particularly the patients with lower limb movement disorders mostly need to assist walking with the help of walking aids to realize normal life, the existing walking aids are simple frame structures and are matched with bottom rollers, and although the safety assistance effect can be realized, the existing walking aids also have some disadvantages.
Firstly, the roller adopted by the existing walking aid is small, and is easy to sink and clamp when encountering large hollow lands, so that inconvenience and potential safety hazard are brought to users; secondly, the existing walking aid has no damping and buffering effect, and is easy to topple when used as an auxiliary support by a user; finally, the existing walking aid cannot cross steps, stairs and large obstacles, and when the walking aid is used, the walking aid needs to be moved forwards by walking two steps, so that the walking aid can be continuously moved forwards, and the walking aid is inconvenient to operate and easy to cause danger.
Disclosure of Invention
In order to overcome the technical defects in the prior art, the invention provides a device for assisting a patient with limb obstacle to move, which aims to solve the problems that the existing walking aid is easy to sink into a pothole road section, has poor damping effect and cannot cross a large obstacle.
The technical scheme for solving the problem is as follows: the damping device comprises a horizontally arranged base and a vertical support arranged above the base, wherein two forearms are arranged on the front side and the rear side of the base respectively, one ends of the forearms are hinged with the base through a first torsion spring to achieve a damping effect, the other ends of the forearms face to the left lower side, the other ends of the forearms are connected with a front wheel through a one-way bearing, and the one-way bearing is used for limiting the rotation direction of the front wheel to prevent the device from backing up; the base on have two trailing arms of arranging both sides around the base respectively, the one end and the base of trailing arm are articulated in order to realize the shock attenuation effect through the second torsional spring, have a plurality of auxiliary wheels along trailing arm length direction equipartition on the other end orientation right side below of trailing arm and the trailing arm, the below the auxiliary wheel rotates with the other end of trailing arm to be connected.
Preferably, the forearm is formed by main part and telescopic link slip telescopic connection, and the main part is articulated through the front axle with the base, specifically: the front shaft is fixedly connected with the main body, is rotatably connected with the base and is connected with the base through a first torsion spring so as to realize the damping effect of the front arm; one end of the telescopic rod is elastically connected with the main body in a sliding manner along the length direction of the telescopic rod, and the other end of the telescopic rod is rotationally connected with the front wheel through a one-way bearing; the main part on have with the coaxial gear that sets up of front axle, the gear is connected through one-way clutch coaxial drive with the front axle, have the rack with gear engagement in the main part, the length direction of rack is unanimous with the length direction of telescopic link and the rack is connected with the telescopic link.
The invention has good shock absorption and buffering performance, is more comfortable in use, and simultaneously, the rollers are mutually independent, so that the suspension of individual rollers can be prevented, and potential safety hazards caused by suspension support are eliminated; in addition, the invention has the function of preventing backward sliding, can avoid the user from being knocked down, and can improve the use safety under special conditions such as ascending, climbing stairs and the like.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a cross-sectional view a-a of the present invention.
Fig. 3 is a sectional view taken along line B-B of fig. 2 according to the present invention.
Fig. 4 is an isometric view of the present invention.
Fig. 5 is a perspective sectional view of the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 5, the present invention includes a horizontally disposed base 1 and a vertical support 2 disposed above the base 1, wherein the base 1 is provided with two front arms 3 disposed at front and rear sides of the base 1, respectively, one end of each front arm 3 is hinged to the base 1 through a first torsion spring 4 to achieve a shock absorbing effect, the other end of each front arm 3 faces to the left lower side, and the other end of each front arm 3 is connected to a front wheel 6 through a one-way bearing 5, the one-way bearing 5 is used for limiting the rotation direction of the front wheel 6, so that the front wheel 6 can only rotate counterclockwise on the front arm 3 to prevent the device from moving backward; the base 1 is provided with two rear arms 7 which are respectively arranged at the front side and the rear side of the base 1, one end of each rear arm 7 is hinged with the base 1 through a second torsion spring 8 to realize a damping effect, the other end of each rear arm 7 faces to the lower right, a plurality of auxiliary wheels 9 are uniformly distributed on each rear arm 7 along the length direction of the corresponding rear arm 7, and the auxiliary wheel 9 at the lowest part is rotatably connected with the other end of each rear arm 7; when the device runs normally, the front arm 3 and the rear arm 7 generate a damping and buffering effect under the torsion action of the two torsion springs, and when the front wheel 6 is blocked, the front arm 3 swings upwards under the stress, so that the front wheel 6 passes through an obstacle on the premise that the device is relatively stable; when the auxiliary wheels 9 are blocked, the rear arm 7 is forced to swing upwards, so that the auxiliary wheels 9 are in rolling contact with the obstacle to cross the obstacle, the vibration of the device can be reduced, and the phenomenon that the rear arm 7 rubs with the obstacle to influence the advance of the device can be avoided.
Further, the forearm 3 is composed of a main body 10 and a telescopic rod 11 which are connected in a sliding and telescopic manner, the main body 10 is hinged with the base 1 through a front shaft 12, and specifically: the front shaft 12 is fixedly connected with the main body 10, the front shaft 12 is rotatably connected with the base 1, and the front shaft 12 is connected with the base 1 through the first torsion spring 4, so that the damping effect of the front arm 3 is realized; one end of the telescopic rod 11 is elastically connected with the main body 10 in a sliding manner along the length direction of the telescopic rod 11, and the other end of the telescopic rod 11 is rotatably connected with the front wheel 6 through the one-way bearing 5; the main body 10 is provided with a gear 13 which is coaxial with the front shaft 12, the gear 13 is coaxially connected with the front shaft 12 through a one-way clutch 14 in a transmission way, the main body 10 is provided with a rack 15 which is meshed with the gear 13, the length direction of the rack 15 is consistent with the length direction of the telescopic rod 11, the rack 15 is connected with the telescopic rod 11, and when the gear 13 and the rack 15 are arranged inside the main body 10, the main body 10 is provided with a containing cavity or a containing groove which corresponds to the gear 13 and the rack 15.
When the shock absorption front arm 3 is used, the front wheel 6 is subjected to upward reaction force on the ground in a normal running state to vibrate up and down, and the front arm 3 is subjected to force swing to generate a shock absorption buffer effect; when the front wheel 6 meets the obstacle, the front wheel 6 is simultaneously subjected to the reaction force of the ground surface and the component force in the horizontal direction of the obstacle, so that the front arm 3 swings upwards, and the telescopic rod 11 retracts into the main body 10; therefore, the rack 15 moves synchronously along with the telescopic rod 11 to drive the gear 13 to rotate clockwise, and the one-way clutch 14 is in a transmission state, so that the front shaft 12 rotates synchronously along with the gear 13 to drive the main body 10 to rotate synchronously, further the front arm 3 swings upwards, and the obstacle can be easily crossed; when the front wheel 6 crosses the obstacle, the front arm 3 resets and swings under the torsion action of the first torsion spring 4, the telescopic rod 11 drives the rack 15 to elastically reset and slide and drives the gear 13 to rotate anticlockwise, the one-way clutch 14 is in a free rotation state at the moment, the anticlockwise rotation of the gear 13 is not influenced by the state of the front shaft 12, the telescopic rod 11 is enabled to reset smoothly, and the next obstacle avoidance can be ensured to be implemented smoothly.
Further, the telescopic rod 11 and the main body 10 are connected through a spring 16, and the elastic direction of the spring 16 is consistent with the sliding direction of the telescopic rod 11, so that the telescopic rod 11 and the main body 10 elastically slide.
Further, the rack 15 is connected to the main body 10 through a spring 16, and the elastic direction of the spring 16 is the same as the sliding direction of the telescopic rod 11, so that the rack 15, that is, the telescopic rod 11 and the main body 10 elastically slide.
Further, the diameters of the auxiliary wheels 9 are sequentially reduced from bottom to top, so that the auxiliary wheels 9 can better realize rolling contact with the obstacle when the obstacle is crossed.
Further, base 1 be the U-shaped structure of horizontal setting, support 2 is the U-shaped structure frame that matches with base 1 to in user of service stands wherein, and can provide certain safety protection for user of service.
Further, the support 2 is provided with a handrail 17 to facilitate holding and exerting force by a user.
Furthermore, the support 2 is provided with two support plates 18 which are symmetrically arranged front and back, so that a user can support the armpit by using the support plates 17, thereby further improving the body stability and the use safety.
Furthermore, the base 1 is provided with swing limit stop structures corresponding to the front arm 3 and the rear arm 7 respectively, and the swing limit stop structures are used for limiting the swing interval of the front arm 3 and the rear arm 7, preventing the base 1 from being directly contacted with the ground due to overlarge upward swing amplitude of the front arm 3 and the rear arm 7, and preventing the whole device from being unstable due to overlarge downward swing amplitude of the front arm 3 and the rear arm 7; the limiting and stopping structure can be easily realized by adopting common technical means such as a stop block, a limiting groove and the like, and is not described in detail in the specification.
Further, the front wheels 6 and the auxiliary wheels 9 adopt large-diameter rollers to more easily deal with complex ground and avoid the rollers from sinking into a hollow road section.
Further, a plurality of auxiliary wheels 9 rotate with trailing arm 7 through one-way bearing 5 respectively and be connected to further improve and prevent the backward movement effect, ensure user safety.
The walking aid main body formed by the base 1 and the support 2 is connected with the idler wheels (the front wheels 6 and the auxiliary wheels 9) by adopting two groups of elastic swing arms, so that the whole walking aid can effectively absorb jolting and vibration on the ground in the walking process, has good damping and buffering performance, and improves the comfort level of a user; the four rollers are independent from each other, so that the road surface can be effectively coped with a complex road surface in the using process, the suspension condition of individual rollers is prevented, the ground grabbing effect of the rollers is increased, the effective support of the whole device is ensured, and potential safety hazards caused by suspension support are eliminated; the invention adopts the front wheel 6 which rotates in one direction, so that the device can only move forwards but not move backwards, the device can be prevented from sliding backwards to knock down a user under the unexpected conditions of body unbalance, force falling and the like of the user, and meanwhile, the device can be prevented from sliding backwards under the action of gravity to be difficult to control when climbing an uphill or climbing stairs, and the use safety is improved.
The walking aid is characterized in that the walking aid comprises a main body, a telescopic rod, a gear rack mechanism and a one-way clutch, the front wheel is connected with the front wheel through a front arm, the front wheel is connected with the front wheel through a front shaft, the front wheel is.
Claims (8)
1. A moving device for assisting a patient with limb disorder comprises a base (1) and a vertical support (2) arranged above the base (1), and is characterized in that the base (1) is provided with two forearms (3) respectively arranged on the front side and the rear side of the base (1), one end of each forearm (3) is hinged with the base (1) through a first torsion spring (4), the other end of each forearm (3) faces the left lower side, and the other end of each forearm (3) is connected with a front wheel (6) through a one-way bearing (5); base (1) on have two postbrachium (7) of arranging base (1) front and back both sides respectively in, the one end and base (1) of postbrachium (7) are articulated through second torsional spring (8), have on the other end orientation right side below of postbrachium (7) and postbrachium (7) along a plurality of auxiliary wheel (9) of postbrachium (7) length direction equipartition, the below auxiliary wheel (9) are connected with the other end rotation of postbrachium (7).
2. A device for assisting the movement of a patient with limb impairment according to claim 1, characterized in that the forearm (3) is composed of a main body (10) and a telescopic rod (11), the main body (10) is hinged with the base (1) via a front shaft (12): the front shaft (12) is fixedly connected with the main body (10), the front shaft (12) is rotatably connected with the base (1), and the front shaft (12) is connected with the base (1) through a first torsion spring (4); one end of the telescopic rod (11) is elastically and slidably connected with the main body (10), and the other end of the telescopic rod (11) is rotatably connected with the front wheel (6) through a one-way bearing (5); the telescopic rod is characterized in that a gear (13) which is coaxial with the front shaft (12) is arranged on the main body (10), the gear (13) is connected with the front shaft (12) through a one-way clutch (14), a rack (15) which is meshed with the gear (13) is arranged on the main body (10), the length direction of the rack (15) is consistent with the length direction of the telescopic rod (11), and the rack (15) is connected with the telescopic rod (11).
3. The device for assisting the patient with limb disorder to move according to claim 2, wherein the telescopic rod (11) is connected with the main body (10) through a spring (16), and the elastic force direction of the spring (16) is consistent with the sliding direction of the telescopic rod (11), so that the structure that the telescopic rod (11) and the main body (10) elastically slide is formed.
4. The device for assisting the patient with limb obstruction to move according to claim 2, wherein the rack (15) is connected with the main body (10) through a spring (16), and the elastic direction of the spring (16) is consistent with the sliding direction of the telescopic rod (11), so that the structure that the rack (15), namely the telescopic rod (11), and the main body (10) elastically slide is formed.
5. The device for assisting the mobility of patients with limb impairment according to claim 1, characterized in that the diameters of the auxiliary wheels (9) become smaller from bottom to top.
6. The device for assisting the mobility of patients with limb disorders according to claim 1, wherein the base (1) is a horizontally arranged U-shaped structure, and the support (2) is a U-shaped structure frame matched with the base (1).
7. A device for assisting the mobility of a patient with limb impairment according to claim 1, characterised in that the frame (2) is provided with handrails (17).
8. A device for assisting the mobility of patients with limb impairment according to claim 1, characterised in that the frame (2) is provided with two support plates (18) arranged symmetrically in the front and back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010977463.9A CN112155954B (en) | 2020-09-17 | 2020-09-17 | Auxiliary limb disorder patient moving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010977463.9A CN112155954B (en) | 2020-09-17 | 2020-09-17 | Auxiliary limb disorder patient moving device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112155954A true CN112155954A (en) | 2021-01-01 |
| CN112155954B CN112155954B (en) | 2023-05-12 |
Family
ID=73858132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010977463.9A Active CN112155954B (en) | 2020-09-17 | 2020-09-17 | Auxiliary limb disorder patient moving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112155954B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203379337U (en) * | 2013-07-16 | 2014-01-08 | 淮阴卫生高等职业技术学校 | Walking aid vehicle |
| CN204225022U (en) * | 2014-11-14 | 2015-03-25 | 北华航天工业学院 | A kind of easy de-watering apparatus |
| TWM499218U (en) * | 2014-12-12 | 2015-04-21 | Univ Shu Te | Multi-function rehabilitation, walk assisting device |
| KR101673166B1 (en) * | 2016-05-10 | 2016-11-07 | (재)예수병원유지재단 | Walking aid apparatus for Gait disturbance |
| CN107137208A (en) * | 2017-05-08 | 2017-09-08 | 河北工业大学 | A kind of walking aid device with slope road walk help function |
| CN107953937A (en) * | 2017-12-01 | 2018-04-24 | 北京履坦科技有限公司 | A kind of structure-improved of stride combined mobile robot running gear |
| CN108635181A (en) * | 2018-05-22 | 2018-10-12 | 上海应用技术大学 | A kind of multifunctional walking aid rehabilitation image training robot |
| CN210083406U (en) * | 2019-04-19 | 2020-02-18 | 李增志 | Automatic lifting safety auxiliary wheel for two-wheeled electric vehicle and motorcycle |
-
2020
- 2020-09-17 CN CN202010977463.9A patent/CN112155954B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203379337U (en) * | 2013-07-16 | 2014-01-08 | 淮阴卫生高等职业技术学校 | Walking aid vehicle |
| CN204225022U (en) * | 2014-11-14 | 2015-03-25 | 北华航天工业学院 | A kind of easy de-watering apparatus |
| TWM499218U (en) * | 2014-12-12 | 2015-04-21 | Univ Shu Te | Multi-function rehabilitation, walk assisting device |
| KR101673166B1 (en) * | 2016-05-10 | 2016-11-07 | (재)예수병원유지재단 | Walking aid apparatus for Gait disturbance |
| CN107137208A (en) * | 2017-05-08 | 2017-09-08 | 河北工业大学 | A kind of walking aid device with slope road walk help function |
| CN107953937A (en) * | 2017-12-01 | 2018-04-24 | 北京履坦科技有限公司 | A kind of structure-improved of stride combined mobile robot running gear |
| CN108635181A (en) * | 2018-05-22 | 2018-10-12 | 上海应用技术大学 | A kind of multifunctional walking aid rehabilitation image training robot |
| CN210083406U (en) * | 2019-04-19 | 2020-02-18 | 李增志 | Automatic lifting safety auxiliary wheel for two-wheeled electric vehicle and motorcycle |
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| Publication number | Publication date |
|---|---|
| CN112155954B (en) | 2023-05-12 |
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