CN112089543A - Device for assisting old people in sitting up - Google Patents
Device for assisting old people in sitting up Download PDFInfo
- Publication number
- CN112089543A CN112089543A CN202010941174.3A CN202010941174A CN112089543A CN 112089543 A CN112089543 A CN 112089543A CN 202010941174 A CN202010941174 A CN 202010941174A CN 112089543 A CN112089543 A CN 112089543A
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- Prior art keywords
- connecting rod
- pair
- rod
- bar
- assisting
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- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 230000006978 adaptation Effects 0.000 claims abstract description 11
- 230000008602 contraction Effects 0.000 claims abstract description 11
- 210000002414 leg Anatomy 0.000 description 9
- 230000032683 aging Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/14—Standing-up or sitting-down aids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
A device for assisting the old to sit up comprises a rack, a power rod group, an auxiliary sitting up mechanism and a contraction adaptation mechanism, wherein the power rod group is fixed on a fixed rod of the rack through a rotatable connecting piece; the auxiliary sitting device is connected with the first cross beam through a pair of hinges, so that the height adjustment can be realized; the contraction adaptation module is connected with the rack through a 45-degree fixing piece. The invention provides a device for assisting the old to sit up, which has the function of assisting the old to sit up and can adapt to various complex use scenes.
Description
Technical Field
The invention relates to a device for assisting the old to sit up.
Background
With the increasing aging of China, the living problems of the old people are more and more emphasized. According to the investigation, most of the indoor daily life problems which bother the old are mainly inconvenience of sitting up and sitting down. With the increase of age, the aging of the waist of the legs of the old is particularly serious, and in a nursing home, only some simple actions needing to be finished by bending down also become the most annoying problems for the old, which attracts our attention. The existing old people sitting and standing auxiliary devices in the market are generally 'noble' equipment with complex structure, high cost and harsh installation conditions, and the old people are required to be practically served, which is unrealistic.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a device for assisting the old to sit up, which has the function of assisting the old to sit up, can adapt to various complex use scenes and has remarkable advantages.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a device for assisting the old to sit up is characterized by comprising a rack, a power rod group, an auxiliary sitting up mechanism and a contraction adaptation mechanism, wherein the power rod group is fixed on a fixed rod of the rack through a rotatable connecting piece; the auxiliary sitting device is connected with the first cross beam through a pair of hinges, so that the height adjustment can be realized; the contraction adaptation module is connected with the rack through a 45-degree fixing piece.
Furthermore, the rack comprises 4 supporting wheels at the bottom, an underframe, a first vertical beam, a third vertical beam, a leg guard plate fixing beam, a leg guard plate and a supporting piece, wherein the lower end of the third vertical beam is fixed with the underframe through a right-angle fixing piece; the lower end of the first vertical beam is fixed with the underframe through a right-angle fixing piece; the lower end of the supporting piece is fixedly connected with the third vertical beam through a 45-degree fixing piece; the upper end of the supporting piece is fixedly connected with the first cross beam through a 45-degree fixing piece.
Still further, the power rod group includes 4 electric push rods and a pair of at step motor, and motor and lead screw pass through a pair of complex gear drive, and the lead screw is fixed through a pair of vertical axle bed.
The auxiliary sitting-up mechanism comprises a pair of five-bar mechanisms positioned on the upper part and a pair of movable rods hinged on the first cross beam, the movable rods can rotate around the first cross beam, the lower ends of the first connecting rods in the five-bar mechanisms are connected to the movable rods through hinges, and the movable rods are connected with the lower ends of the first connecting rods through hinges.
The contraction adaptation mechanism comprises a pair of four-bar mechanisms and a pair of support rods, the four-bar mechanisms comprise a first lower connecting bar, a second lower connecting bar, a third lower connecting bar and a fourth lower connecting bar, and the lower end of the first lower connecting bar is connected with the upper end of the second lower connecting bar through a hinge; the lower end of the lower second connecting rod is connected with the lower end of the lower third connecting rod through a hinge; the upper end of the lower third connecting rod is connected with the upper half part of the lower fourth connecting rod through a hinge; the lower fourth connecting rod is connected with the upper half part of the lower first connecting rod through a hinge, the upper end of the supporting rod is hinged on the movable rod through a hinge, the lower end of the supporting rod is suspended, the main rear wheel frame is connected with the lower third connecting rod through a right-angle fixing piece, the main rear wheel is connected to the lower end of the main rear wheel frame through a screw hole position, and the auxiliary rear wheel is fixed to the lower end of the lower third connecting rod through a screw hole position.
The mechanical structure of the invention consists of three parts, namely a lifting auxiliary module, a contraction adaptation module and an integral frame part. Under the cooperation of the mechanical part and the electric control part, the normal sitting up of the old and the assistance of some daily use scenes can be ensured.
The invention has the following beneficial effects: the multifunctional sit-up assisting device has the function of assisting sit-up, can adapt to various complex use scenes, and has remarkable advantages.
Drawings
Fig. 1 is an isometric view of an elderly sit-up aid.
Fig. 2 is a left side view of the old person sitting-up assisting device.
Fig. 3 is a front view of the old person sitting-up assisting device.
The auxiliary rear wheel type bicycle comprises a main rear wheel 1, an auxiliary rear wheel 2, a hinge 3, a main rear wheel 4, an auxiliary front wheel 5, a first push rod lower end connecting piece 6, a first push rod 7, a main front wheel 8, an underframe 9, a third push rod lower end connecting piece 10, a third push rod 11, a first cross beam 12, a main rear wheel frame 13, a 45-degree fixing piece 14, an underframe 15, a first vertical beam 16, a third vertical beam 17, a first connecting rod 18, a second connecting rod 19, an armpit 20, a third connecting rod 21, a fourth connecting rod 22, a vertical shaft seat 23, a sliding block 24, a screw rod 25, a supporting rod 26, a lower first connecting rod 27, a lower second connecting rod 28, a lower third connecting rod 29, a brake cross beam 30, a brake longitudinal beam 31, a second cross beam 32, a third cross beam 33, a fourth cross beam 34, a supporting piece 35, a leg guard plate 36, a leg guard plate fixing beam 37, a movable rod.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 3, a device for assisting the old to sit up comprises a frame, a power rod set, an auxiliary sitting up mechanism and a contraction adaptation mechanism, wherein the power rod set is fixed on a fixed rod of the frame through a rotatable connecting piece (such as a third push rod lower end connecting piece 9); the auxiliary sitting device is connected with the first cross beam 11 through a pair of hinges, so that the height adjustment can be realized; the shrink-fit module is connected to the frame by 45 ° fixings 13.
The rack part comprises 4 supporting wheels at the bottom, an underframe 8, a first vertical beam 15, a third vertical beam 16, a leg guard plate fixing beam 36, a leg guard plate 35 and a supporting piece 25, wherein the lower end of the third vertical beam 16 is fixed with the underframe 8 through a right-angle fixing piece; the lower end of the first vertical beam 15 is fixed with the underframe 8 through a right-angle fixing piece; the lower end of the support member 34 is fixedly connected with the third vertical beam 16 through a 45-degree fixing member; the upper end of the support member 34 is connected and fixed to the first beam 11 by a 45 ° fixing member. The rods are fixed pairwise through right-angle fixing pieces and 45-degree fixing pieces and are not movable.
The power rod group part comprises 4 electric push rods and a pair of stepping motors. The motor and the screw rod are driven by a pair of matched gears, and the screw rod is fixed by a pair of vertical shaft seats 22.
The auxiliary sitting-up mechanism comprises a pair of five-bar mechanisms positioned on the upper part and a pair of movable rods hinged on the first cross beam 11, the movable rods can rotate around the first cross beam 11, the lower ends of the first connecting rods 17 in the five-bar mechanisms are connected to the movable rods through hinges, and the movable rods 37 are connected with the lower ends of the first connecting rods 17 through hinges.
The contraction adaptation mechanism comprises a pair of four-bar linkages and a pair of support rods at the lower part. A lower first connecting rod 26, a lower second connecting rod 27, a lower third connecting rod 28, a lower fourth connecting rod 38, a support rod 25, a main rear wheel frame 12, a main rear wheel 3 and an auxiliary rear wheel 1, wherein the lower end of the lower first connecting rod 26 is connected with the upper end of the lower second connecting rod 27 through a hinge; the lower end of the lower second connecting rod 27 is connected with the lower end of the lower third connecting rod 28 through a hinge; the upper end of the lower third link 28 is connected to the upper half of the lower fourth link 38 by a hinge; the lower fourth connecting rod 38 is connected with the upper half of the lower first connecting rod 26 through a hinge, the upper end of the support rod is hinged on the movable rod through a hinge, the lower end of the support rod is suspended, the main rear wheel frame 12 is connected with the lower third connecting rod 28 through a right-angle fixing piece, the main rear wheel 3 is connected with the lower end of the main rear wheel frame 12 through a screw hole position, and the auxiliary rear wheel is fixed at the lower end of the lower third connecting rod through a screw hole position.
The working process of the embodiment: a lifting auxiliary module: when the old man is in the position of sitting state, lead screw 24 begins to rotate under the drive of motor, slider nut 23 on the lead screw begins the orbit motion along the lead screw, the department of linking that drives third connecting rod 20 and fourth connecting rod 21 again is on a parallel with the motion of lead screw 24, fourth connecting rod 21 drives first connecting rod 17 and rotates, second connecting rod 18 moves under the combined action of third connecting rod 20 and first connecting rod 17, thereby it realizes specific motion orbit to drive armpit support 19, human armpit position is taken on armpit support 19, thereby supplementary the seat of standing up.
When the third push rod 10 performs a telescopic motion, the hinge starts to rotate to adjust the height.
A shrinkage adaptation module: the first push rod 6 contracts, the lower first connecting rod 26 rotates under the driving of the upper end of the push rod to drive the lower second connecting rod 27 and the lower third connecting rod 28 to rotate, and finally the auxiliary rear wheel 1 fixed at the lower end of the lower third connecting rod and the main rear wheel 3 fixed at the lower end of the main rear wheel frame 12 alternately land, so that the overall length of the machine body is increased or reduced to adapt to various wide seats and beds for closing lower spaces. So as to reduce the pressure born by the waist of the old in the process of sitting up and sitting down.
A pair of leg shield plates 35 fixed to leg shield plate fixing beams 36 can apply a force to knee portions when the old man completes a squatting action, thereby reducing the pressure on the thigh portions of the old man.
Claims (5)
1. A device for assisting the old to sit up is characterized by comprising a rack, a power rod group, an auxiliary sitting up mechanism and a contraction adaptation mechanism, wherein the power rod group is fixed on a fixed rod of the rack through a rotatable connecting piece; the auxiliary sitting device is connected with the first cross beam through a pair of hinges, so that the height adjustment can be realized; the contraction adaptation module is connected with the rack through a 45-degree fixing piece.
2. The device for assisting the aged to sit up as claimed in claim 1, wherein the frame comprises 4 supporting wheels at the bottom, an underframe, a first vertical beam, a third vertical beam, a leg guard fixing beam, a leg guard and a supporting piece, and the lower end of the third vertical beam is fixed with the underframe through a right-angle fixing piece; the lower end of the first vertical beam is fixed with the underframe through a right-angle fixing piece; the lower end of the supporting piece is fixedly connected with the third vertical beam through a 45-degree fixing piece; the upper end of the supporting piece is fixedly connected with the first cross beam through a 45-degree fixing piece.
3. The device of claim 1 or 2, wherein the power rod assembly comprises 4 electric push rods and a pair of stepping motors, the motors and the lead screw are driven by a pair of matched gears, and the lead screw is fixed by a pair of vertical shaft seats.
4. The device for assisting the elderly in sitting up according to claim 1 or 2, wherein the sitting-up assisting mechanism comprises a pair of five-bar linkages at an upper portion and a pair of movable bars hinged to the first cross member, the movable bars being rotatable around the first cross member, the five-bar linkages having lower ends of the first bars connected to the movable bars by hinges, the movable bars being connected to lower ends of the first bars by hinges.
5. The device for assisting the elderly in sitting up according to claim 4, wherein the contraction accommodating mechanism comprises a lower pair of four-bar linkages and a pair of support rods, the four-bar linkages comprise a lower first bar, a lower second bar, a lower third bar and a lower fourth bar, and a lower end of the lower first bar is connected with an upper end of the lower second bar through a hinge; the lower end of the lower second connecting rod is connected with the lower end of the lower third connecting rod through a hinge; the upper end of the lower third connecting rod is connected with the upper half part of the lower fourth connecting rod through a hinge; the lower fourth connecting rod is connected with the upper half part of the lower first connecting rod through a hinge, the upper end of the supporting rod is hinged on the movable rod through a hinge, the lower end of the supporting rod is suspended, the main rear wheel frame is connected with the lower third connecting rod through a right-angle fixing piece, the main rear wheel is connected to the lower end of the main rear wheel frame through a screw hole position, and the auxiliary rear wheel is fixed to the lower end of the lower third connecting rod through a screw hole position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010941174.3A CN112089543B (en) | 2020-09-09 | 2020-09-09 | Device for assisting old people in sitting up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010941174.3A CN112089543B (en) | 2020-09-09 | 2020-09-09 | Device for assisting old people in sitting up |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112089543A true CN112089543A (en) | 2020-12-18 |
| CN112089543B CN112089543B (en) | 2024-05-07 |
Family
ID=73751108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010941174.3A Active CN112089543B (en) | 2020-09-09 | 2020-09-09 | Device for assisting old people in sitting up |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112089543B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3113742U (en) * | 2004-12-10 | 2005-09-22 | 延盛 王 | Walker and wheelchair with electric standing assist device |
| CN103169584A (en) * | 2013-03-29 | 2013-06-26 | 青岛金德源工贸有限公司 | Auxiliary lifting device for toilet seat |
| CN203458501U (en) * | 2013-08-08 | 2014-03-05 | 青岛金德源工贸有限公司 | Auxiliary lifting device for closestool |
| CN204684018U (en) * | 2015-02-16 | 2015-10-07 | 刘庆梅 | A kind of dialysis patient goes to toilet auxiliary device |
| CN106389043A (en) * | 2016-12-06 | 2017-02-15 | 胡晓伟 | Lifting booster for patient suffering from fracture of lower limb |
| CN111134475A (en) * | 2020-01-20 | 2020-05-12 | 华侨大学 | Power-assisted chair with armpit supporting device |
| CN212592779U (en) * | 2020-09-09 | 2021-02-26 | 浙江工业大学 | Device for assisting old people in sitting up |
-
2020
- 2020-09-09 CN CN202010941174.3A patent/CN112089543B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3113742U (en) * | 2004-12-10 | 2005-09-22 | 延盛 王 | Walker and wheelchair with electric standing assist device |
| CN103169584A (en) * | 2013-03-29 | 2013-06-26 | 青岛金德源工贸有限公司 | Auxiliary lifting device for toilet seat |
| CN203458501U (en) * | 2013-08-08 | 2014-03-05 | 青岛金德源工贸有限公司 | Auxiliary lifting device for closestool |
| CN204684018U (en) * | 2015-02-16 | 2015-10-07 | 刘庆梅 | A kind of dialysis patient goes to toilet auxiliary device |
| CN106389043A (en) * | 2016-12-06 | 2017-02-15 | 胡晓伟 | Lifting booster for patient suffering from fracture of lower limb |
| CN111134475A (en) * | 2020-01-20 | 2020-05-12 | 华侨大学 | Power-assisted chair with armpit supporting device |
| CN212592779U (en) * | 2020-09-09 | 2021-02-26 | 浙江工业大学 | Device for assisting old people in sitting up |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112089543B (en) | 2024-05-07 |
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