CN215689222U - Nursing wheelchair structure with adjustable backrest - Google Patents
Nursing wheelchair structure with adjustable backrest Download PDFInfo
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- CN215689222U CN215689222U CN202122405982.0U CN202122405982U CN215689222U CN 215689222 U CN215689222 U CN 215689222U CN 202122405982 U CN202122405982 U CN 202122405982U CN 215689222 U CN215689222 U CN 215689222U
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- electric telescopic
- backrest
- telescopic cylinder
- seat
- controller
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Abstract
The utility model discloses a nursing wheelchair structure with an adjustable backrest, which comprises a seat plate, the backrest and a controller, wherein handrails are installed at the top of the seat plate, two handrails are symmetrically arranged, an adjusting mechanism is arranged at the bottom of the seat plate, the adjusting mechanism comprises an electric telescopic cylinder and a buffer assembly, a piston rod of the electric telescopic cylinder is connected with a moving rod, one side of the moving rod, which is far away from the electric telescopic cylinder, is provided with two connecting rods, the connecting rods are provided with installation notches, the installation notches are connected with swing rods through bolts, and the top ends of the swing rods are connected with installation pieces through rotating shafts. The backrest angle adjusting device can adjust the angle of the backrest through the controller, the electric telescopic cylinder, the moving rod, the connecting rod, the oscillating rod and the mounting piece, is simple to operate and convenient to use, enables the backrest to be adjusted more time-saving and labor-saving, and can better meet the use requirements of users.
Description
Technical Field
The utility model relates to the field of nursing wheelchairs, in particular to a nursing wheelchair structure with an adjustable backrest.
Background
The patient wheelchair that nursing staff adopted when nursing patient is mainly traditional wheelchair, and this kind of traditional patient wheelchair mainly comprises frame and car leg, and the back of traditional wheelchair generally is the immobility, can not adjust, and to the inconvenient user of moving about, can only sit on the wheelchair for a long time, keeps same posture and leads to lumbar vertebrae and cervical vertebra easily and feel numb and aching pain.
Nursing wheelchairs capable of adjusting the backrest are available on the market, but generally, nursing staff or patients need to adjust the wheelchair manually, and the use is very inconvenient.
Therefore, it is necessary to provide a nursing wheelchair structure with an adjustable backrest to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a nursing wheelchair structure with an adjustable backrest, which solves the problem that the backrest of the existing nursing wheelchair needs to be manually adjusted and is inconvenient to use.
In order to achieve the above purpose, the utility model provides the following technical scheme: a nursing wheelchair structure with an adjustable backrest comprises a seat plate, the backrest and a controller, wherein handrails are installed at the top of the seat plate, two handrails are symmetrically arranged, an adjusting mechanism is arranged at the bottom of the seat plate and comprises an electric telescopic cylinder and a buffer component, the electric telescopic cylinder is fixed at the bottom of the seat plate, a piston rod of the electric telescopic cylinder is connected with a moving rod, one side of the moving rod, away from the electric telescopic cylinder, is provided with two connecting rods, the two connecting rods are fixedly connected with the moving rod and symmetrically arranged, an installation notch is formed in each connecting rod, a swing rod is connected in each installation notch through a bolt, the top end of the swing rod is connected with an installation piece through a rotating shaft, one side of the installation piece, away from the swing rod, is fixedly connected with the backrest, and the controller is embedded in one of the handrails, the controller is electrically connected with the electric telescopic cylinder through a lead.
Preferably, the buffering assembly comprises a connecting plate and a buffering spring, the connecting plate and the buffering spring are both sleeved on a piston rod of the electric telescopic cylinder, two ends of the buffering spring are respectively fixedly connected with the moving rod and the connecting plate, and the piston rod of the electric telescopic cylinder is connected with the connecting plate in a sliding manner.
Preferably, one side that buffer spring was kept away from to the connecting plate is installed the block rubber, the block rubber is equipped with four and is located four apex angle departments of connecting plate, the one end and the electronic telescoping cylinder outer wall fixed connection that the connecting plate was kept away from to the block rubber.
Preferably, the seat plate is provided with two long circular notches which are symmetrically arranged, and the long circular notches are matched with the swing rod.
Preferably, the seat is provided with a connecting notch, the connecting notch is positioned between the two long circular notches, the connecting notch is internally provided with a rotating rod, the top of the rotating rod is fixedly connected with the bottom of the backrest, and the rotating rod is rotatably connected with the seat through a rotating shaft.
Preferably, the supporting frames are symmetrically installed at the bottom of the seat plate, the large wheel is installed on the outer side of the supporting frame and is rotatably connected with the supporting frame, the small wheels are installed at the bottom ends of the inclined rods of the supporting frame, the pedals are installed between the supporting frames, and the pedals are fixedly connected with the inclined rods of the supporting frame.
Preferably, a key set is embedded on a top plate of the controller and comprises a plurality of keys, and the keys are connected with a control chip of the controller in a soldering manner.
Preferably, a rechargeable battery is arranged behind the adjusting mechanism, a charging socket is arranged on the rechargeable battery, and the rechargeable battery is electrically connected with the controller through a lead.
Preferably, soft pads are arranged on the seat plate and the backrest, and the top of the backrest is provided with a soft pillow.
According to the utility model, the angle of the backrest can be adjusted through the controller, the electric telescopic cylinder, the moving rod, the connecting rod, the oscillating rod and the mounting piece, the operation is simple, the use is convenient, the adjustment of the backrest is more time-saving and labor-saving, and the use requirements of users can be better met; the impact on the electric telescopic cylinder is buffered and absorbed through the arranged buffer spring and the rubber block, so that the electric telescopic cylinder can be effectively prevented from being damaged, and the service life of the electric telescopic cylinder can be prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side cross-sectional view of the present invention;
FIG. 3 is a front cross-sectional view of the present invention;
FIG. 4 is a front cross-sectional view of the present invention;
fig. 5 is a schematic structural diagram of the adjusting mechanism of the present invention.
Description of reference numerals:
1. a seat plate; 2. a backrest; 3. a connection notch; 4. an oblong slot; 5. rotating the rod; 6. an adjustment mechanism; 7. a soft pillow; 8. a controller; 9. a rechargeable battery; 10. a soft cushion; 11. a handrail; 12. a pedal; 13. a support frame; 14. a small wheel; 15. a bull wheel; 16. an electric telescopic cylinder; 17. a travel bar; 18. a connecting rod; 19. a swing rod; 20. a mounting member; 21. a connecting plate; 22. a rubber block; 23. a buffer spring.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides a nursing wheelchair structure with an adjustable backrest as shown in figures 1-5, which comprises a seat plate 1, a backrest 2 and a controller 8, wherein the top of the seat plate 1 is provided with two armrests 11 which are symmetrically arranged, the bottom of the seat plate 1 is provided with an adjusting mechanism 6, the adjusting mechanism 6 comprises an electric telescopic cylinder 16 and a buffer component, the electric telescopic cylinder 16 is fixed at the bottom of the seat plate 1, a piston rod of the electric telescopic cylinder 16 is connected with a moving rod 17, one side of the moving rod 17 far away from the electric telescopic cylinder 16 is provided with two connecting rods 18, the two connecting rods 18 are fixedly connected with the moving rod 17 and symmetrically arranged, the connecting rods 18 are provided with mounting notches, the mounting notches are connected with swing rods 19 through bolts, the top ends of the swing rods 19 are connected with mounting pieces 20 through rotating shafts, one side of the mounting part 20, which is far away from the swing rod 19, is fixedly connected with the backrest 2, the controller 8 is embedded in one of the armrests 11, and the controller 8 is electrically connected with the electric telescopic cylinder 16 through a lead.
The buffer assembly comprises a connecting plate 21 and a buffer spring 23, the buffer spring 23 can adopt a metal spring or a rubber spring, the connecting plate 21 and the buffer spring 23 are all sleeved on a piston rod of the electric telescopic cylinder 16, two ends of the buffer spring 23 are respectively fixedly connected with the moving rod 17 and the connecting plate 21, the piston rod of the electric telescopic cylinder 16 is in sliding connection with the connecting plate 21, when the piston rod of the electric telescopic cylinder 16 is telescopic, the buffer spring 23 is arranged to buffer and absorb the impact on the electric telescopic cylinder 16, so that the electric telescopic cylinder 16 can be effectively prevented from being damaged, one side of the connecting plate 21, far away from the buffer spring 23, is provided with four rubber blocks 22 which are positioned at four top corners of the connecting plate 21, one end of the rubber block 22, far away from the connecting plate 21, is fixedly connected with the outer wall of the electric telescopic cylinder 16, and the buffer effect can be further improved through the rubber block 22, the possibility of damage to the electric telescopic cylinder 16 is reduced.
The seat plate 1 is provided with two long circular notches 4, the two long circular notches 4 are symmetrically arranged, the long circular notches 4 are matched with the swing rod 19, the swing rod 19 can be accommodated in the long circular notches 4, and the angle of the swing rod 19 can be changed conveniently.
The utility model discloses a chair, including seat 1, connection notch 3, dwang 5 and back 2 bottom fixed connection, dwang 5 passes through the axis of rotation and is connected with seat 1 rotation, through dwang 5 and the axis of rotation that sets up, has realized the swing joint between back 2 and the seat 1, is favorable to adjusting the angle of back 2, has improved the convenience for carrying on the back and has improved the convenience for carrying on the back.
The controller is characterized in that a key set is embedded on a top plate of the controller 8 and comprises a plurality of keys, the keys are connected with a control chip of the controller 8 in a soldering mode, the keys comprise a power key and an angle adjusting key, the power key is pressed down to be powered on, when the angle adjusting key is pressed down, the controller 8 controls the electric telescopic cylinder 16 to work, the two angle adjusting keys are arranged, and a user can conveniently adjust the angle of the backrest 2.
The rear of adjustment mechanism 6 is equipped with rechargeable battery 9, be equipped with charging socket on rechargeable battery 9, rechargeable battery 9 passes through wire and 8 electric connection of controller, and rechargeable battery 9 is the power of device, can be for the equipment power supply, and usable charging socket charges when the electric quantity is insufficient.
All be equipped with cushion 10 on seat 1 and the back 2, just soft pillow 7 is installed at 2 tops of back, and cushion 10 and soft pillow 7 through the setting enable the user to sit more comfortablely.
Referring to the attached drawings 1, 2, 3 and 5 of the specification, when the device is used, a user can press a power key to switch on a power supply, then press a corresponding angle adjusting key, control the piston rod of the electric telescopic cylinder 16 to stretch through the controller 8, drive the moving rod 17 to move through the electric telescopic cylinder 16, drive the connecting rod 18 to horizontally reciprocate by utilizing the moving rod 17, change the angle of the oscillating rod 19 through the connecting rod 18, and change the pitching angle of the backrest 2 through the oscillating rod 19, so that the angle adjustment of the backrest 2 is realized, the operation is simple, the use is convenient, the adjustment of the backrest 2 is more time-saving and labor-saving, and the use requirements of the user can be better met;
referring to the attached fig. 1, 3 and 5 of the specification, when the device is used, the impact on the electric telescopic cylinder 16 is buffered and absorbed through the arranged buffer spring 23 and the rubber block 22, so that the electric telescopic cylinder 16 can be effectively prevented from being damaged, and the service life of the electric telescopic cylinder 16 can be prolonged.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (9)
1. A nursing wheelchair structure with adjustable back comprises a seat plate (1), a back (2) and a controller (8), and is characterized in that: the novel seat is characterized in that handrails (11) are installed at the top of the seat (1), the handrails (11) are arranged in two and are symmetrically arranged, an adjusting mechanism (6) is arranged at the bottom of the seat (1), the adjusting mechanism (6) comprises an electric telescopic cylinder (16) and a buffer component, the electric telescopic cylinder (16) is fixed at the bottom of the seat (1), a piston rod of the electric telescopic cylinder (16) is connected with a moving rod (17), one side, away from the electric telescopic cylinder (16), of the moving rod (17) is provided with two connecting rods (18), the two connecting rods (18) are arranged, the connecting rods (18) are fixedly connected with the moving rod (17) and are symmetrically arranged, an installation notch is formed in each connecting rod (18), a swing rod (19) is connected in the installation notch through a bolt, and the top end of the swing rod (19) is connected with an installation part (20) through a rotating shaft, one side of the mounting piece (20) far away from the swing rod (19) is fixedly connected with the backrest (2), the controller (8) is embedded in one of the armrests (11), and the controller (8) is electrically connected with the electric telescopic cylinder (16) through a lead.
2. A nursing wheelchair structure with adjustable backrest as claimed in claim 1, wherein: the buffer assembly comprises a connecting plate (21) and a buffer spring (23), the connecting plate (21) and the buffer spring (23) are all sleeved on a piston rod of the electric telescopic cylinder (16), two ends of the buffer spring (23) are respectively fixedly connected with the moving rod (17) and the connecting plate (21), and the piston rod of the electric telescopic cylinder (16) is connected with the connecting plate (21) in a sliding mode.
3. A nursing wheelchair structure with adjustable backrest as claimed in claim 2, wherein: rubber block (22) are installed to one side that buffer spring (23) were kept away from in connecting plate (21), rubber block (22) are equipped with four and are located four apex angle departments of connecting plate (21), the one end and the electronic telescoping cylinder (16) outer wall fixed connection of connecting plate (21) are kept away from in rubber block (22).
4. A nursing wheelchair structure with adjustable backrest as claimed in claim 1, wherein: the seat plate (1) is provided with two long circular notches (4), the two long circular notches (4) are symmetrically arranged, and the long circular notches (4) are matched with the swing rod (19).
5. A nursing wheelchair structure with adjustable backrest as claimed in claim 4, wherein: seted up connection notch (3) on seat (1), connection notch (3) are located between two long circle notch (4), be equipped with dwang (5) in connection notch (3), the top and back (2) bottom fixed connection of dwang (5), dwang (5) are rotated with seat (1) through the axis of rotation and are connected.
6. A nursing wheelchair structure with adjustable backrest as claimed in claim 1, wherein: support frame (13) are installed to the bottom symmetry of seat (1), bull wheel (15) are installed in the outside of support frame (13), bull wheel (15) are rotated with support frame (13) and are connected, and two steamboat (14), two are all installed to the bottom of support frame (13) down tube install footboard (12) between support frame (13), footboard (12) and the down tube fixed connection of support frame (13).
7. A nursing wheelchair structure with adjustable backrest as claimed in claim 1, wherein: the controller is characterized in that a key set is embedded on a top plate of the controller (8), the key set comprises a plurality of keys, and the keys are connected with a control chip of the controller (8) in a soldering mode.
8. A nursing wheelchair structure with adjustable backrest as claimed in claim 1, wherein: the rear of adjustment mechanism (6) is equipped with rechargeable battery (9), be equipped with charging socket on rechargeable battery (9), rechargeable battery (9) pass through wire and controller (8) electric connection.
9. A nursing wheelchair structure with adjustable backrest as claimed in claim 1, wherein: soft cushions (10) are arranged on the seat plate (1) and the backrest (2), and a soft pillow (7) is arranged at the top of the backrest (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122405982.0U CN215689222U (en) | 2021-09-30 | 2021-09-30 | Nursing wheelchair structure with adjustable backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122405982.0U CN215689222U (en) | 2021-09-30 | 2021-09-30 | Nursing wheelchair structure with adjustable backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215689222U true CN215689222U (en) | 2022-02-01 |
Family
ID=80027027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122405982.0U Active CN215689222U (en) | 2021-09-30 | 2021-09-30 | Nursing wheelchair structure with adjustable backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215689222U (en) |
-
2021
- 2021-09-30 CN CN202122405982.0U patent/CN215689222U/en active Active
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