CN216258138U - Multifunctional multi-position medical electric chair - Google Patents
Multifunctional multi-position medical electric chair Download PDFInfo
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- CN216258138U CN216258138U CN202121443564.4U CN202121443564U CN216258138U CN 216258138 U CN216258138 U CN 216258138U CN 202121443564 U CN202121443564 U CN 202121443564U CN 216258138 U CN216258138 U CN 216258138U
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- connecting rod
- connecting block
- lifting
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Abstract
The utility model relates to the technical field of medical electric chairs, in particular to a multifunctional multi-body-position medical electric chair which comprises a seat frame and a base arranged below the seat frame, wherein two ends of the seat frame are respectively and rotatably connected with a backrest and a leg frame, two sides of the seat frame are provided with armrest frames, a driving assembly, a transmission assembly, a lifting assembly and a limiting fixing assembly are arranged between the seat frame and the base, the driving assembly drives the lifting assembly to lift through the transmission assembly, the lifting assembly is provided with two groups of lifting assemblies, and the limiting fixing assembly enables the two groups of lifting assemblies to synchronously lift or descend; the beneficial effects are that: through setting up multiunit lifting connecting rod assembly and realizing that the seat rises or descends perpendicularly, spacing fixed subassembly makes multiunit lifting connecting rod assembly synchronous motion for it is more steady to rise or descend, simple structure, and the cost is practiced thrift in the operation of being convenient for.
Description
Technical Field
The utility model relates to the technical field of medical electric chairs, in particular to a multifunctional multi-position medical electric chair.
Background
The electric seat can be adjusted by controlling the motor to adjust the front and back position, the up and down height and the backrest angle of the seat, and can also adjust thigh support, waist support and the like.
The utility model provides a multifunctional multi-body-position medical electric chair which solves the problems that the lifting mechanisms adopted by most medical electric chairs in the market can displace forwards and backwards when in use, and the vertical lifting of a column type lifting electric push rod is directly adopted, so that the price is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multifunctional multi-position medical electric chair to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: multifunctional multi-body-position medical electric chair, including seat frame and the base of setting in the seat frame below, the seat frame both ends are rotated respectively and are connected with back and leg frame, the handrail frame is installed to the seat frame both sides, be provided with drive assembly between seat frame and the base, transmission assembly, lifting unit and spacing fixed subassembly, transmission assembly include the pivot and with pivot complex nut, the pivot is connected with the motor, and the pivot passes connecting block one, connecting block two, nut and connecting block three, the pivot surface is provided with the screw thread, the nut is fixed on connecting block two surfaces, drive assembly drives lifting unit via transmission assembly and goes up and down, lifting unit is provided with two sets ofly, spacing fixed subassembly makes two sets of lifting unit rise or descend in step.
Preferably, the driving assembly comprises a motor, the motor is fixed at one end of the connecting block, and the motor is connected with the rotating shaft.
Preferably, the lifting assembly comprises a fixing assembly, a lifting connecting rod assembly and a moving assembly, the fixing assembly fixes the upper end and the lower end of the lifting connecting rod assembly on the surface of the seat frame and the surface of the base respectively, and the moving assembly drives the two sides of the lifting connecting rod assembly to move, so that lifting is achieved.
Preferably, the fixing assembly comprises a lower fixing block and an upper fixing block, the lower fixing block and the upper fixing block are provided with a plurality of groups, the lower fixing block is fixed at the upper end of the base, and the upper fixing block is fixed at the lower end of the seat frame.
Preferably, the lifting connecting rod assembly comprises a second connecting rod, a first connecting rod and a fixed shaft, the first connecting rod and the fixed shaft are arranged on the surfaces of the second connecting rod, multiple groups of first connecting rods, two groups of second connecting rods and the fixed shaft are arranged in parallel, the first connecting rods are arranged on the outer side surfaces of the two connecting rods in parallel, two ends of the second connecting rods are respectively connected with the first connecting rods through the fixed shaft, the first connecting rods and the second connecting rods form a parallelogram structure, the fixed shaft is fixed on the inner side of the first connecting rod, and the uppermost fixed shaft and the lowermost fixed shaft penetrate through the second connecting rod and are respectively fixed with the upper fixed block and the lower fixed block.
Preferably, the moving assembly comprises a first connecting block and a second connecting block, the first connecting block is fixed at the leftmost end of the lifting connecting rod assembly through a fixing shaft, and the second connecting block is fixed at one end of the right side of the first connecting block through the fixing shaft.
Preferably, spacing fixed subassembly includes connecting rod one, connecting block three, connecting rod two and connecting block four, connecting rod one is provided with two sets ofly, connecting rod one passes two one ends of connecting block and is connected with connecting block one, the other end is connected with connecting block three, connecting rod two is provided with two sets ofly, connecting rod two passes connecting block three, one end is connected with connecting block two, the other end is connected with connecting block four, connecting block four is fixed at the lifting link assembly rightmost end through the fixed axle, connecting block three is fixed in four left side one ends of connecting block through the fixed axle, threaded through hole has been seted up on four surfaces of connecting block, and threaded through hole diameter is greater than the pivot diameter, threaded through hole and the same axle center of pivot.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the seat is vertically ascended or descended by arranging the plurality of groups of lifting connecting rod assemblies, and the plurality of groups of lifting connecting rod assemblies synchronously move by the limiting and fixing assembly, so that the seat is ascended or descended more stably, and the seat lifting device is simple in structure, convenient to operate and cost-saving.
Drawings
FIG. 1 is a schematic perspective view of a multifunctional multi-position medical electric chair;
FIG. 2 is a schematic perspective view of the multifunctional multi-position medical electric chair;
FIG. 3 is a perspective view of the lifting assembly;
fig. 4 is a schematic perspective view of the lifting assembly.
In the figure: the chair comprises a seat frame 1, a backrest 2, a leg frame 3, an armrest frame 4, a motor 5, a first connecting rod 6, a second connecting rod 7, a threaded through hole 8, a base 9, a lower fixing block 10, an upper fixing block 11, a first connecting block 12, a rotating shaft 13, a fixed shaft 14, a first connecting rod 15, a second connecting block 16, a nut 17, a third connecting block 18, a second connecting rod 19 and a fourth connecting block 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the multifunctional multi-body-position medical electric chair comprises a seat frame 1 and a base 9 arranged below the seat frame 1, wherein two ends of the seat frame 1 are respectively and rotatably connected with a backrest 2 and a leg frame 3, armrest frames 4 are arranged on two sides of the seat frame 1, a driving assembly, a transmission assembly, a lifting assembly and a limiting fixing assembly are arranged between the seat frame 1 and the base 9, the transmission assembly comprises a rotating shaft 13 and a nut 17 matched with the rotating shaft 13, the rotating shaft 13 is connected with a motor 5, the rotating shaft 13 penetrates through a first connecting block 12, a second connecting block 16, the nut 17 and a third connecting block 18, threads are arranged on the surface of the rotating shaft 13, the nut 17 is fixed on the surface of the second connecting block 16, the driving assembly drives the lifting assembly to lift through the transmission assembly, the lifting assembly is provided with two groups, and the limiting fixing assembly enables the two groups of lifting assemblies to synchronously lift or descend; the driving assembly comprises a motor 5, the motor 5 is fixed at one end of the first connecting block 12, and the motor 5 is connected with the rotating shaft 13; spacing fixed subassembly includes connecting rod one 15, connecting block three 18, connecting rod two 19 and connecting block four 20, connecting rod one 15 is provided with two sets ofly, connecting rod one 15 passes connecting block two 16 one ends and is connected with connecting block one 12, the other end is connected with connecting block three 18, connecting rod two 19 is provided with two sets ofly, connecting rod two 19 passes connecting block three 18, one end is connected with connecting block two 16, the other end is connected with connecting block four 20, connecting block four 20 is fixed at the lift link assembly rightmost end through fixed axle 14, connecting block three 18 is fixed in connecting block four 20 left side one end through fixed axle 14, threaded through hole 8 has been seted up on connecting block four 20 surfaces, and threaded through hole 8 diameter is greater than pivot 13 diameter, threaded through hole 8 and pivot 13 are with the axle center.
The lifting assembly comprises a fixing assembly, a lifting connecting rod assembly and a moving assembly, wherein the fixing assembly fixes the upper end and the lower end of the lifting connecting rod assembly on the surfaces of the seat frame 1 and the base 9 respectively, and the moving assembly drives the two sides of the lifting connecting rod assembly to move so as to realize lifting; the fixing assembly comprises a lower fixing block 10 and an upper fixing block 11, the lower fixing block 10 and the upper fixing block 11 are both provided with a plurality of groups, the lower fixing block 10 is fixed at the upper end of the base 9, and the upper fixing block 11 is fixed at the lower end of the seat frame 1; the lifting connecting rod assembly comprises a second connecting rod 7, a first connecting rod 6 and a fixed shaft 14, the first connecting rod 6, the second connecting rod 7 and the fixed shaft 14 are arranged on the surface of the second connecting rod 7, the two groups of second connecting rods 7 are arranged in parallel, the two groups of first connecting rods 6 are arranged on the outer side surface of the second connecting rod 7 in parallel, two ends of the second connecting rod 7 are respectively connected with the two groups of first connecting rods 6 through the fixed shaft 14, the two groups of first connecting rods 6 and the two groups of second connecting rods 7 form a parallelogram structure, the fixed shaft 14 is fixed on the inner side of the first connecting rod 6, and the uppermost fixed shaft 14 and the lowermost fixed shaft 14 penetrate through the second connecting block 16 to be respectively fixed with the upper fixed block 11 and the lower fixed block 10; the moving assembly comprises a first connecting block 12 and a second connecting block 16, the first connecting block 12 is fixed at the leftmost end of the lifting connecting rod assembly through a fixing shaft 14, and the second connecting block 16 is fixed at one end of the right side of the first connecting block 12 through the fixing shaft 14.
The working principle is as follows: the motor 5 rotates to drive the rotating shaft 13 to rotate, the rotating shaft 13 is matched with a nut 17 fixed on the surface of the second connecting block 16, so that the first connecting block 12 is driven to be folded or separated from the second connecting block 16, when the motor 5 drives the rotating shaft 13 to rotate clockwise, the second connecting block 16 is folded with the first connecting rod 15, the lifting connecting rod assembly is driven to ascend, the first connecting rod 15 is connected with the first connecting block 12 and the nut 17, so that the first connecting block 12 and the nut 17 keep a fixed distance, the second connecting rod 19 is connected with the second connecting block 16 and the fourth connecting block 20, so that the second connecting block 16 and the fourth connecting block 20 keep a fixed distance, all the lifting connecting rod assemblies are driven to be folded on the left side and the right side, the distances of the upper end and the lower end of the lifting connecting rod assembly are lengthened, so that the seat frame 1 connected with the upper fixing block 11 is driven to move upwards, and on the contrary, the seat frame 1 descends.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Medical electronic chair of multi-functional many positions, including seat frame (1) and setting base (9) in seat frame (1) below, its characterized in that: seat frame (1) both ends are rotated respectively and are connected with back (2) and leg frame (3), handrail frame (4) are installed to seat frame (1) both sides, be provided with drive assembly between seat frame (1) and base (9), transmission assembly, lifting unit and spacing fixed subassembly, transmission assembly includes pivot (13) and with pivot (13) complex nut (17), pivot (13) are connected with motor (5), and pivot (13) pass connecting block one (12), connecting block two (16), nut (17) and connecting block three (18), pivot (13) surface is provided with the screw thread, nut (17) are fixed on connecting block two (16) surface, drive assembly drives lifting unit via transmission assembly and goes up and down, lifting unit is provided with two sets ofly, spacing fixed subassembly makes two sets of lifting unit rise or descend in step.
2. The multifunctional multi-position medical electric chair as claimed in claim 1, wherein: the driving assembly comprises a motor (5), the motor (5) is fixed at one end of the first connecting block (12), and the motor (5) is connected with the rotating shaft (13).
3. The multifunctional multi-position medical electric chair as claimed in claim 1, wherein: the lifting assembly comprises a fixing assembly, a lifting connecting rod assembly and a moving assembly, the upper end and the lower end of the lifting connecting rod assembly are respectively fixed on the surfaces of the seat frame (1) and the base (9) by the fixing assembly, and the two sides of the lifting connecting rod assembly are driven to move by the moving assembly, so that lifting is realized.
4. A multifunctional multi-position medical electric chair as claimed in claim 3, wherein: the fixing assembly comprises a lower fixing block (10) and an upper fixing block (11), a plurality of groups of lower fixing blocks (10) and upper fixing blocks (11) are arranged, the lower fixing blocks (10) are fixed at the upper end of the base (9), and the upper fixing blocks (11) are fixed at the lower end of the seat frame (1).
5. A multifunctional multi-position medical electric chair as claimed in claim 3, wherein: the lifting connecting rod assembly comprises a second connecting rod (7), a first connecting rod (6) and a fixed shaft (14) which are arranged on the surface of the second connecting rod (7), the first connecting rod (6), the second connecting rod (7) and the fixed shaft (14) are provided with multiple groups, the two groups of second connecting rods (7) are placed in parallel, the two groups of first connecting rods (6) are placed on the outer side surface of the second connecting rod (7) in parallel, two ends of the second connecting rod (7) are connected with the two groups of first connecting rods (6) through the fixed shaft (14), the two groups of first connecting rods (6) and the two groups of second connecting rods (7) form a parallelogram structure, the fixed shaft (14) is fixed on the inner side of the first connecting rod (6), and the uppermost end fixed shaft (14) and the lowermost end fixed shaft (14) penetrate through the second connecting block (16) to be fixed with the upper fixed block (11) and the lower fixed block (10) respectively.
6. A multifunctional multi-position medical electric chair as claimed in claim 3, wherein: the moving assembly comprises a first connecting block (12) and a second connecting block (16), the first connecting block (12) is fixed at the leftmost end of the lifting connecting rod assembly through a fixing shaft (14), and the second connecting block (16) is fixed at one end of the right side of the first connecting block (12) through the fixing shaft (14).
7. The multifunctional multi-position medical electric chair as claimed in claim 1, wherein: the limiting fixing assembly comprises a first connecting rod (15), a third connecting block (18), a second connecting rod (19) and a fourth connecting block (20), two groups of the first connecting rods (15) are arranged, the first connecting rods (15) penetrate through one end of the second connecting block (16) to be connected with the first connecting block (12), the other end of the first connecting rods (15) is connected with the third connecting block (18), two groups of the second connecting rods (19) are arranged, the second connecting rods (19) penetrate through the third connecting block (18), one end of the second connecting rod is connected with the second connecting block (16), the other end of the second connecting rod is connected with the fourth connecting block (20), the fourth connecting block (20) is fixed at the rightmost end of the lifting connecting rod assembly through a fixing shaft (14), the third connecting block (18) is fixed at one end of the left side of the fourth connecting block (20) through the fixing shaft (14), and threaded through holes (8) are formed in the surface of the fourth connecting block (20), the diameter of the threaded through hole (8) is larger than that of the rotating shaft (13), and the threaded through hole (8) and the rotating shaft (13) are coaxial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121443564.4U CN216258138U (en) | 2021-06-28 | 2021-06-28 | Multifunctional multi-position medical electric chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121443564.4U CN216258138U (en) | 2021-06-28 | 2021-06-28 | Multifunctional multi-position medical electric chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216258138U true CN216258138U (en) | 2022-04-12 |
Family
ID=81058656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121443564.4U Active CN216258138U (en) | 2021-06-28 | 2021-06-28 | Multifunctional multi-position medical electric chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216258138U (en) |
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2021
- 2021-06-28 CN CN202121443564.4U patent/CN216258138U/en active Active
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