CN115054453A - Safety wheelchair with anti-toppling structure - Google Patents
Safety wheelchair with anti-toppling structure Download PDFInfo
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- CN115054453A CN115054453A CN202210662471.3A CN202210662471A CN115054453A CN 115054453 A CN115054453 A CN 115054453A CN 202210662471 A CN202210662471 A CN 202210662471A CN 115054453 A CN115054453 A CN 115054453A
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- plate
- safety
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- 230000007246 mechanism Effects 0.000 claims abstract description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 42
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 210000002421 cell wall Anatomy 0.000 claims description 4
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000011148 porous material Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 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
- A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
-
- 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)
- Handcart (AREA)
Abstract
The invention belongs to the technical field of wheelchairs, and particularly relates to a safety wheelchair with an anti-falling structure, which comprises a wheelchair body, wherein a group of fixed plates are fixedly arranged on two side walls of the opposite side of the wheelchair body, accommodating grooves are formed in the plate ends of the same group of three fixed plates, an anti-falling plate is slidably connected inside each accommodating groove, sliding blocks are fixedly connected to the upper end and the lower end of each anti-falling plate close to one end of the wheelchair body, sliding grooves matched with the sliding blocks are formed in the groove walls of the accommodating grooves, a clamping mechanism is arranged inside each sliding block, and a triggering mechanism is connected between each anti-falling plate and the bottom of the accommodating groove on the same side. The invention can automatically trigger locking based on the gravity center change of the wheelchair, and forms an anti-falling support with the ground, thereby greatly reducing the possibility of the wheelchair falling, improving the use safety, simultaneously preventing personnel from falling off the wheelchair when leaning forward, and being convenient for daily use.
Description
Technical Field
The invention belongs to the technical field of wheelchairs, and particularly relates to a safety wheelchair with an anti-toppling structure.
Background
The wheelchair is an important tool for rehabilitation, not only is the walking tool for the physically disabled, but also is more important for the physically disabled to exercise and participate in social activities by means of the wheelchair.
In realizing this application in-process, the inventor finds that there is following problem at least in this technique, and the wheelchair is the instrument of riding instead of walk that patient, disabled person, old man are the most commonly used, when outdoor use, often can meet road surface unevenness, road surface rubble and personnel on the wheelchair improper skew, can lead to the wheelchair focus to change to easily lead to the wheelchair slope to incline askew, cause the injury to the personnel, the safety in utilization is not enough.
To this end, we propose a safety wheelchair with an anti-tipping structure to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provides a safety wheelchair with an anti-toppling structure.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a safe type wheelchair with prevent structure of empting, includes the wheelchair body, two lateral walls of the different side of wheelchair body are all fixed and are equipped with a set of fixed plate, and it is three with organizing the board end of fixed plate has all been seted up and has been accomodate the groove, every accomodate the equal sliding connection in inside in groove has and prevents the board, every prevent that the upper and lower both ends of board are close to the equal fixedly connected with slider of one end of wheelchair body, every accomodate the cell wall in groove all seted up with slider assorted spout, every the inside of slider all is equipped with latch mechanism, every prevent that the board all is connected with trigger mechanism with the tank bottom in groove is accomodate to the homonymy, every prevent that the board keeps away from the equal fixedly connected with antiskid ribbed tile of one end of wheelchair body.
In the above safety wheelchair with the anti-toppling structure, the lateral wall of the hand support of the wheelchair body is rotatably connected with the transverse plate, and the lateral wall of the transverse plate and the wheelchair body are jointly connected with the limiting assembly.
In foretell safe type wheelchair with prevent empting structure, every the latch mechanism all includes T shape iron set and first spring, the through-hole has been seted up to the inside of slider, the pole wall of T shape iron set and the pore wall sliding connection of through-hole, first spring is located fixed the setting between the lateral wall of T shape iron set and the pore wall of through-hole, first spring cup joints with the pole wall activity of T shape iron set, the homonymy is kept away from to the cell wall of accomodating the groove the one end of slider is seted up with T shape iron set assorted joint hole, the corresponding drum in lateral wall fixedly connected with joint hole position of fixed plate, the bobbin base fixedly connected with electro-magnet of drum.
In foretell safe type wheelchair with prevent empting structure, every trigger mechanism all includes fixed two connection ropes that set up in preventing falling the cardboard end, the inside of fixed plate is located the position that the homonymy accomodates groove one side and has seted up the cavity, the inside activity of cavity is equipped with the trigger block, the lateral wall and two rope end fixed connection who is connected the rope of trigger block, the chamber wall fixedly connected with trigger switch that trigger block one side was kept away from to the cavity, it is equipped with two second springs to fix jointly between the lateral wall of trigger block and the chamber wall of cavity, trigger switch and two electro-magnet electric connection of homonymy.
In foretell safe type wheelchair with prevent empting structure, spacing subassembly is including fixed the setting in the fixed block of wheelchair body support lateral wall, fixed block terminal surface fixedly connected with connecting cylinder, the common sliding connection of the barrel head of connecting cylinder and the terminal surface of fixed block has the gag lever post, the terminal surface of diaphragm set up with gag lever post assorted spacing groove.
In the above safety wheelchair with the anti-toppling structure, the side wall of one side of the wheelchair body is fixedly provided with the storage battery pack.
In the above safety wheelchair with the anti-toppling structure, each fixing plate is obliquely arranged, and one end of each fixing plate, which is far away from the wheelchair body, is higher than one end of each fixing plate, which is close to the wheelchair body.
In the above safety wheelchair with an anti-toppling structure, the rod wall of the limit rod is fixedly sleeved with a stop block, and a third spring is fixedly arranged between the end surface of the stop block and the bottom of the inner cylinder of the connecting cylinder.
Compared with the prior art, the safety wheelchair with the anti-toppling structure has the advantages that:
1. through mutually supporting of two sets of fixed plates, two sets of anti-falling plates, two sets of sliders, two sets of clamping mechanisms, two sets of trigger mechanisms and two sets of antiskid sheets that set up, when the wheelchair takes place to be crooked, the focus of wheelchair changes, and anti-falling plates stretch out automatically under the action of gravity to stretch out certain distance after and carry out self-locking through triggering, thereby can prevent empting the support to the wheelchair, crooked when effectively avoiding the wheelchair to use leads to personnel injured's phenomenon.
2. Through mutually supporting of the diaphragm that sets up and spacing subassembly, not only can carry out certain fender protection of enclosing to personnel when using through the diaphragm, from landing on the wheelchair when preventing it from leaning forward, further improve safety in utilization, can enclose to keep off the in-process at daily moreover and use as little table, convenient to use person supports.
Drawings
FIG. 1 is a schematic structural view of a safety wheelchair with an anti-tipping structure according to the present invention;
FIG. 2 is a schematic side view of the structure of FIG. 1;
FIG. 3 is an enlarged view of the portion A of FIG. 1;
FIG. 4 is an enlarged view of the portion B of FIG. 1;
fig. 5 is an enlarged view of a portion C of fig. 2.
In the figure: 1. a wheelchair body; 2. a fixing plate; 3. a falling prevention plate; 4. a slider; 5. an anti-skid plate; 6. a transverse plate; 7. a T-shaped iron rod; 8. a first spring; 9. a cylinder; 10. an electromagnet; 11. connecting ropes; 12. a trigger block; 13. a trigger switch; 14. a second spring; 15. a fixed block; 16. a connecting cylinder; 17. a limiting rod; 18. a battery pack; 19. a stopper; 20. and a third spring.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
As shown in fig. 1-5, a safe type wheelchair with prevent structure of empting, including wheelchair body 1, two lateral walls of wheelchair body 1 heteropleural side are all fixed and are equipped with a set of fixed plate 2, the board end of three fixed plate 2 of the same group has all been seted up and has been accomodate the groove, every equal sliding connection in inside of accomodating the groove has prevents board 3, every upper and lower both ends of preventing board 3 are close to the equal fixedly connected with slider 4 of one end of wheelchair body 1, every cell wall of accomodating the groove has all been seted up and has been accomodate 4 assorted spouts with the slider, the inside of every slider 4 all is equipped with latch mechanism, every prevents board 3 and all accomodates the tank bottom in groove with the homonymy and is connected with trigger mechanism, the equal fixedly connected with antiskid ribbed tile 5 of one end that wheelchair body 1 was kept away from to every board 3, wherein wheelchair body 1 is common wheelchair on the market, this is current technology, do not make too much repeated description.
The lateral wall of the hand support of wheelchair body 1 rotates and is connected with diaphragm 6, the lateral wall of diaphragm 6 is connected with spacing subassembly with wheelchair body 1 jointly, when the personnel need sit into wheelchair body 1 inside, rotate diaphragm 6 to one side of wheelchair body 1, can not influence personnel and sit on this moment, and go into to sit and accomplish the back, rotate diaphragm 6 to personnel front side, stop through diaphragm 6 this moment, not only can stop personnel landing from wheelchair body 1 when wheelchair body 1 leans forward, further improve safety in utilization, and daily can regard as the table to use moreover.
Each clamping mechanism comprises a T-shaped iron rod 7 and a first spring 8, a through hole is arranged in each sliding block 4, the rod wall of each T-shaped iron rod 7 is connected with the hole wall of the through hole in a sliding mode, each first spring 8 is fixedly arranged between the side wall of each T-shaped iron rod 7 and the hole wall of each through hole, each first spring 8 is movably sleeved with the rod wall of each T-shaped iron rod 7, one end, away from the sliding block 4 on the same side, of each groove wall of each accommodating groove is provided with a clamping hole matched with each T-shaped iron rod 7, a cylinder 9 corresponding to the clamping hole is fixedly connected to the side wall of each fixing plate 2, an electromagnet 10 is fixedly connected to the bottom of each cylinder 9, when the anti-falling plate 3 moves, the two sliding blocks 4 can be driven to move, when the two sliding blocks 4 move to the corresponding clamping hole positions, the electromagnet 10 can work to generate magnetic attraction force, so that the T-shaped iron rods 7 can be adsorbed to enter the corresponding clamping holes to complete clamping and fixing of the anti-falling plate 3, ensuring the stability of the anti-falling support.
Each trigger mechanism comprises two connecting ropes 11 fixedly arranged at the plate end of the anti-falling plate 3, a cavity is arranged at the position, located at one side of the containing groove at the same side, in the fixed plate 2, a trigger block 12 is movably arranged in the cavity, the side wall of the trigger block 12 is fixedly connected with the rope ends of the two connecting ropes 11, a trigger switch 13 is fixedly connected with the cavity wall of the cavity, located at one side far away from the trigger block 12, two second springs 14 are jointly and fixedly arranged between the side wall of the trigger block 12 and the cavity wall of the cavity, the trigger switch 13 is electrically connected with the two electromagnets 10 at the same side, when the anti-falling plate 3 moves, the two connecting ropes 11 can be pulled firstly until the anti-falling plate 3 moves for a proper distance, the trigger block 12 can be pulled to move through the connecting ropes 11, when the T-shaped iron rod 7 is about to move to the corresponding clamping hole position, the trigger block 12 triggers the trigger switch 13 due to the pulling force, at the moment, the trigger switch 13 enables the electromagnets 10 to be electrified, thereby can accomplish the automatic trigger joint, wherein the moving contact of trigger switch 13 can remove when receiving external pressure to can switch on the circuit of electro-magnet 10, after pressure disappears, the moving contact of trigger switch 13 can kick-back and reset under inside elastic element's effect, and this is prior art, does not do too much to describe repeatedly.
Spacing subassembly is including fixed setting in the fixed block 15 of 1 support lateral wall of wheelchair body, 15 terminal surface fixedly connected with connecting cylinders 16 of fixed block, 16 the barrel head of connecting cylinder has gag lever post 17 with the common sliding connection of the terminal surface of fixed block 15, diaphragm 6's terminal surface seted up with gag lever post 17 assorted spacing groove, through connecting cylinders 16 cooperation fixed block 15, can make gag lever post 17 carry out spacing fixed to the spacing groove, thereby can carry out spacing fixed to diaphragm 6 after the pairing rotation, ensure the stability of using.
The side wall of one side of the wheelchair body 1 is fixedly provided with a storage battery pack 18, and the storage battery pack 8 can be used for conveniently supplying power to the electromagnets 10.
Every fixed plate 2 is the slope setting, and every fixed plate 2 keeps away from the one end of wheelchair body 1 and all is higher than the one end setting of being close to wheelchair body 1, through this kind of setting, can be under the action of gravity, improve and prevent falling board 3 and lie in the inside stability of fixed plate 2 under the normal condition, make when avoiding daily jolting and prevent falling board 3 and stretch out, on the other hand is preventing falling board 3 automatic fall-back and reset after successfully, can be convenient for.
The pole wall of gag lever post 17 is fixed to be cup jointed dog 19, and it is equipped with third spring 20 to fix jointly between the terminal surface of dog 19 and the inner tube end of connecting cylinder 16, through this kind of setting, can ensure gag lever post 17's spacing stability, can prevent moreover that gag lever post 17 from losing.
The operating principle of the present invention will now be described as follows: a person sits on the wheelchair body 1, then the transverse plate 6 is rotated to the front side of the person, the transverse plate 6 is limited through the limiting rod 17, then the person can walk through the wheelchair body 1, when the wheelchair body 1 topples in the walking process, the fixing plate 2 tilts along with the wheelchair body 1 in the toppling direction, at the moment, under the action of gravity, the anti-toppling plate 3 automatically slides out of the corresponding fixing plate 2, the anti-toppling plate 3 slides out, the trigger block 12 is pulled to move through the two connecting ropes 11 on the side, when the T-shaped iron rod 7 is about to move to the corresponding clamping hole position, the trigger block 12 triggers the trigger switch 13 due to the tensile force, at the moment, the trigger switch 13 enables the electromagnets 10 to be electrified, at the moment, the electromagnets 10 generate magnetic attraction force, so that the T-shaped iron rod 7 moving to the position can be adsorbed, the T-shaped iron rod 7 enters the corresponding clamping hole, and the stability of the anti-toppling plate 3 after being stretched out is ensured, after the anti-falling plate 3 is in contact with the ground in advance, the triangular support is formed by matching with the wheelchair body 1 to stabilize the gravity center of the wheelchair body 1 and prevent the wheelchair body 1 from falling, and at the moment, a person controls the wheelchair body 1 to recover to normal
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A safety wheelchair with an anti-toppling structure comprises a wheelchair body (1) and is characterized in that, the utility model discloses a wheelchair, including wheelchair body (1), two lateral walls of heteropleural side all fixed a set of fixed plate (2), it is three with the group the board end of fixed plate (2) has all been seted up and has been accomodate the groove, every the equal sliding connection in inside of accomodating the groove has prevents down board (3), every prevent that the upper and lower both ends of down board (3) are close to the equal fixedly connected with slider (4) of one end of wheelchair body (1), every the cell wall of accomodating the groove all seted up with slider (4) assorted spout, every the inside of slider (4) all is equipped with latch mechanism, every prevent down board (3) all with the homonymy tank bottom of accomodating the groove be connected with trigger mechanism, every prevent down board (3) and keep away from the equal fixedly connected with antiskid ribbed tile (5) of one end of wheelchair body (1).
2. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein a transverse plate (6) is rotatably connected to the side wall of the hand support of the wheelchair body (1), and a limiting assembly is connected to the side wall of the transverse plate (6) and the wheelchair body (1) together.
3. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein each clamping mechanism comprises a T-shaped iron rod (7) and a first spring (8), a through hole is formed in the slider (4), the rod wall of the T-shaped iron rod (7) is slidably connected with the hole wall of the through hole, the first spring (8) is fixedly arranged between the side wall of the T-shaped iron rod (7) and the hole wall of the through hole, the first spring (8) is movably sleeved with the rod wall of the T-shaped iron rod (7), a clamping hole matched with the T-shaped iron rod (7) is formed in one end, away from the same side, of the slider (4) at the same side of the accommodating groove, a cylinder (9) corresponding to the clamping hole is fixedly connected to the side wall of the fixing plate (2), and an electromagnet (10) is fixedly connected to the bottom of the cylinder (9).
4. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein each triggering mechanism comprises two connecting ropes (11) fixedly arranged at the plate ends of the anti-toppling plate (3), a cavity is formed in the fixing plate (2) at one side of the accommodating groove at the same side, a triggering block (12) is movably arranged in the cavity, the side wall of the triggering block (12) is fixedly connected with the rope ends of the two connecting ropes (11), a triggering switch (13) is fixedly connected to the cavity wall of the cavity at the side far away from the triggering block (12), two second springs (14) are fixedly arranged between the side wall of the triggering block (12) and the cavity wall of the cavity, and the triggering switch (13) is electrically connected with the two electromagnets (10) at the same side.
5. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein the limiting assembly comprises a fixing block (15) fixedly arranged on the side wall of the bracket of the wheelchair body (1), a connecting cylinder (16) is fixedly connected to the end surface of the fixing block (15), a limiting rod (17) is slidably connected to the bottom of the connecting cylinder (16) and the end surface of the fixing block (15) together, and a limiting groove matched with the limiting rod (17) is formed in the end surface of the transverse plate (6).
6. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein a battery pack (18) is fixedly arranged on the side wall of one side of the wheelchair body (1).
7. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein each fixing plate (2) is obliquely arranged, and one end of each fixing plate (2) far away from the wheelchair body (1) is higher than one end of each fixing plate (2) close to the wheelchair body (1).
8. The safety wheelchair with the anti-toppling structure as claimed in claim 1, wherein a stop (19) is fixedly sleeved on the rod wall of the limiting rod (17), and a third spring (20) is fixedly arranged between the end surface of the stop (19) and the inner cylinder bottom of the connecting cylinder (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210662471.3A CN115054453B (en) | 2022-06-13 | 2022-06-13 | Safe wheelchair with anti-toppling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210662471.3A CN115054453B (en) | 2022-06-13 | 2022-06-13 | Safe wheelchair with anti-toppling structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115054453A true CN115054453A (en) | 2022-09-16 |
| CN115054453B CN115054453B (en) | 2024-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210662471.3A Active CN115054453B (en) | 2022-06-13 | 2022-06-13 | Safe wheelchair with anti-toppling structure |
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| Country | Link |
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| CN (1) | CN115054453B (en) |
Citations (10)
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| JP2003079671A (en) * | 2001-09-12 | 2003-03-18 | 紘二 ▲吉▼岡 | Front-wheel supporting mechanism for wheelchair |
| JP2006081849A (en) * | 2004-09-17 | 2006-03-30 | Meidensha Corp | Auxiliary wheel connecting mechanism and wheelchair |
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| CN111407540A (en) * | 2020-03-10 | 2020-07-14 | 苏州米氪激光技术服务有限公司 | Intelligent wheelchair capable of preventing toppling with laser detection |
| CN112714564A (en) * | 2020-12-17 | 2021-04-27 | 马晓华 | Cloud computing anti-falling cabinet device and using method thereof |
| CN113499228A (en) * | 2021-06-25 | 2021-10-15 | 邱涛 | Self-locking type anti-toppling walking auxiliary device for orthopedic rehabilitation |
| CN215652134U (en) * | 2021-09-22 | 2022-01-28 | 恩典医疗器械有限公司 | Anti-toppling device applied to wheelchair |
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2022
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| US5690185A (en) * | 1995-03-27 | 1997-11-25 | Michael P. Sengel | Self powered variable direction wheeled task chair |
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| CN115054453B (en) | 2024-05-24 |
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