CN210170319U

CN210170319U - Multifunctional multi-position medical electric chair

Info

Publication number: CN210170319U
Application number: CN201920498882.7U
Authority: CN
Inventors: 韦金平
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-03-24
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses a medical electronic chair of multi-functional many body positions, bedplate and back and leg including locating elevating gear are propped, it is pedal to be equipped with on the leg props, elevating gear includes lift electric putter and crane I and crane II, crane I and II alternately hinges of crane connect, in the upper end of crane I and the upper end of crane II, the one end hinge is in the last spout that sets up on the seat of honour and the other end slides and locates, in the lower extreme of crane I and crane II, the one end hinge is in the base and the other end slides and locates in the lower spout of setting up on the base, lift electric putter's one end hinge is on the base, lift electric putter's other end hinge is on lifter I or lifter II, the extension of push rod among the lift electric putter, the motion of contracting corresponds the vertical lift of seat, the motion of falling. The utility model discloses have the vertical lift function, have handrail and turn over function and back, leg and prop and pedal linkage function.

Description

Multifunctional multi-position medical electric chair

Technical Field

The utility model relates to a hospital patient is with care apparatus specifically is a medical electronic chair of multi-functional many positions.

Background

At present, the ubiquitous problems of most medical electric chairs on the market are as follows:

1. when the lifting mechanism is used, the phenomenon of front and back displacement exists, and the vertical lifting of the column type lifting electric push rod is directly adopted, so that the price is higher.

2. The pedal is equipped with manual operation mostly, and has the trouble problem of operation, and the pedal of being equipped with electronic, does not possess the linkage function of pedal and back and leg again, and it is inconvenient slightly to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a medical electric chair with multiple functions and multiple positions, which can meet the requirements of clinical sitting, lying posture and lifting function.

The multifunctional medical electric chair comprises a seat frame arranged on a lifting device, a backrest capable of adjusting body positions and a leg frame, wherein the leg frame is provided with pedals, the difference is that the lifting device comprises a lifting electric push rod, a lifting frame I and a lifting frame II which are arranged between a base and an upper seat, the lifting frame I and the lifting frame II are hinged in a crossed mode, one end of the lifting frame I and the upper end of the lifting frame II are hinged to the upper seat, the other end of the lifting frame I is arranged in an upper sliding groove formed in the upper seat in a sliding mode, the lower end of the lifting frame I and the lower end of the lifting frame II are hinged to the base, and the other end of the lifting frame I and the lower end of the lifting frame II are arranged in a lower sliding groove formed; one end of the lifting electric push rod is hinged to the base, the other end of the lifting electric push rod is hinged to the lifting frame I or the lifting frame II, and the stretching and contracting movement of the push rod in the lifting electric push rod corresponds to the vertical lifting and descending movement of the upper base relative to the base.

In one design scheme, the seat frame is placed on the upper seat, and the rear end of the seat frame is hinged to the upper seat; the front lower end of the backrest is hinged at the rear end of the upper seat, and a back frame electric push rod for changing the inclination angle of the backrest is arranged between the rear part of the backrest and the upper seat; the rear upper end of the leg frame is hinged at the front end of the seat frame, a leg frame electric push rod for changing the swing angle of the leg frame is arranged between the bottom of the leg frame and the upper seat, and a limiting rod for limiting the swing angle of the leg frame to be on the same plane with the seat frame is arranged between the leg frame and the seat frame; the pedal is hinged at the front lower end of the leg frame, and a foot frame electric push rod for changing the turning angle of the pedal is arranged between the pedal and the bottom of the leg frame.

The armrest turnover mechanism is characterized in that an armrest mounted on a turnover frame is further arranged, the turnover frame is hinged to the side portion of the backrest, and the turnover frame is connected with the rear end of the upper seat through at least two hinged pull rods I and II to achieve linkage of the armrest and the backrest and turnover of the armrest.

According to the convention, a seat cushion is arranged on the seat frame, a back cushion is arranged on the backrest, leg cushions are arranged on the leg frames, and a holding cushion is arranged on the handrail.

Conventionally, a back cushion is arranged on the backrest.

Conventionally, the front end and the rear end of the base are both provided with a left caster and a right caster.

The utility model has the advantages that:

the utility model discloses medical electronic chair of multi-functional many body positions has the vertical lift function, still has the handrail and turns over function and back, leg frame and pedal linkage function.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic view of the linkage structure of the backrest, the leg support and the pedals in the embodiment of fig. 1.

Fig. 3 is a schematic structural diagram of the lifting device in the embodiment of fig. 1.

And (3) identifying the figure number: 1. a seat frame; 2. a backrest; 3. a leg frame; 4. pedaling; 5. a lifting device; 6. a base; 7. an upper seat; 8. a lifting frame I; 9. a lifting frame II; 10. an upper chute; 11. lifting the electric push rod; 12. a back frame electric push rod; 13. a leg frame electric push rod; 14. a foot rest electric push rod; 15. a handrail; 16. A roll-over stand; 17. a pull rod I; 18. a pull rod II; 19. a caster wheel; 20. a seat cushion; 21. a back pad; 22. a leg pad; 23. a handrail pad; 24. an arc-shaped foot rest; 25. a lower chute; 26. lifting lugs; 27. a handrail limiting rod; 28. ear supporting; 29. the handrail is turned over by a limiting rod; 30. a limiting rod I; 31. and a limiting rod II.

Detailed Description

The technical solution of the present invention will be further explained with reference to the embodiments shown in the drawings.

The utility model discloses medical electronic chair of multi-functional many body positions, including locating 6 anterior elevating gear 5 of base, locating last seat 7 on elevating gear 5, locate seat frame 1 on elevating gear 5, locate back 2 and leg frame 3 on the seat and locate pedal 4 on leg frame 3, base 6 locates before, on the left and right truckle 19 of back arrangement, as shown in figure 1.

The lifting device 5 comprises a lifting frame I8, a lifting frame II 9 and a lifting electric push rod 11, the two lifting frames I8 and the two lifting frames II 9 with the same length are crossed and hinged together at the middle part of each frame body, the lifting frame I8 and the lifting frame II 9 which are connected in a crossed manner are arranged between the base 6 and the upper base 7, the rear upper end of the lifting frame I8 is hinged to the bottom of the rear end of the upper base 7, the front lower end of the lifting frame I8 is arranged in a horizontal lower chute 25 formed in the front end of the base 6 through a roller wheel, the rear lower end of the lifting frame II 9 is hinged on the base 6, and the front upper end of the lifting frame II 9 is arranged in a horizontal upper chute 10 formed in the front part of the upper; the lifting electric push rod 11 is arranged between the front end of the base 6 and the lifting frame II 9, the front lower end of the lifting electric push rod 11 is hinged to the base 6, and the rear upper end of the lifting electric push rod 11 is hinged to a rod body of the lifting frame II 9; lifting lugs 26 are respectively installed on two sides of the rear end of the upper seat 7, the seat frame 1 is placed on the upper seat 7, the rear ends (left and right) of the seat frame 1 are installed in front end shaft holes of the left and right lifting lugs 26 through a rotating shaft, a seat cushion 20 with a broken corner at the front end is arranged on the seat frame 1, and the broken corner corresponds to a protruding part at the front end of the seat frame 1, as shown in fig. 3.

In the structure, the push rod of the lifting electric push rod 11 extends out, the upper seat 7 and the seat frame 1 are driven to vertically ascend through the change of the cross angle of the lifting frame I8 and the lifting frame II 9, the push rod of the lifting electric push rod 11 retracts, and the upper seat 7 and the seat frame 1 are driven to vertically descend and return through the lifting frame I8 and the lifting frame II 9.

The backrest 2 is arranged behind the upper seat 7, the left support lug 28 and the right support lug 28 are respectively welded at the lower ends of the corresponding sides of the backrest 2, the front lower ends of the left support lug 28 and the right support lug 28 are installed in the upper end shaft holes of the left lifting lug 26 and the right lifting lug 26 through rotating shafts, the front part of the backrest 2 is provided with a back cushion 21, the rear part of the backrest 2 is provided with a back frame electric push rod 12, the front lower end of the back frame electric push rod 12 is hinged at the rear end of the upper seat 7, and the rear upper end of the back frame electric push rod 12 is hinged at the rear part of the backrest; the frame bodies of the left and right roll-over frames 16 are respectively hinged on a left handrail supporting seat and a right handrail supporting seat, the left handrail supporting seat and the right handrail supporting seat are respectively welded at the rear upper ends of supporting lugs 28 corresponding to the lower parts of the left and right sides of the backrest 2, a handrail upturning limiting rod 29 is welded at the outer side of the handrail supporting seat, a handrail limiting rod 27 is welded at the inner side of each roll-over frame 16, a handrail 15 is installed at the horizontal top of each roll-over frame 16, a handrail pad 23 is installed on each handrail 15, a pull rod I17 and a pull rod II 18 which are mutually hinged are arranged between each roll-over frame 16 and the corresponding position of the rear lower end of the upper seat 7, the rear upper end of the pull rod I17 is hinged with the rear lower end of the roll-over frame 16, the front lower end of the pull rod II 18 is installed in a shaft hole of the rear lower end of a lifting lug 26 through a rotating shaft, the roll-over frame 16, the hinged pull rods, as shown in fig. 1 and 2.

In the structure, the push rod of the back frame electric push rod 12 extends out to drive the backrest 2 to rotate forwards to be in a sitting posture, and the push rod of the back frame electric push rod 12 retracts to drive the backrest 2 to rotate backwards to be in a lying or even lying-down posture; when the roll-over stand 16 is turned forward to a dead point (the armrest 15 is in a horizontal position and is realized by the armrest limiting rod 27 acting on the supporting lug 28), under the linking action of the linkage mechanism, the armrest 15 is always kept in the horizontal position no matter how the posture of the backrest 2 changes, and at any linking position, the armrest 15 can be turned upwards to be flush with the backrest 2 (the roll-over stand 16 acts on the armrest turning-up limiting rod 29).

The leg frame 3 is arranged in front of the seat frame 1, a leg pad 22 is arranged on the leg frame 3, the rear upper end of the leg frame 3 is hinged to the front end of the seat frame 1, a limiting rod I30 and a limiting rod II 31 are arranged between the leg frame 3 and the seat frame 1, a leg frame electric push rod 13 is arranged between the leg frame 3 and the upper seat 7, the rear end of the leg frame electric push rod 13 is hinged to a shaft hole in the middle of the upper seat 7, and the front end of the leg frame electric push rod 13 is hinged to a shaft hole of a lifting lug at the bottom of the leg frame 3; the push rod of the electric push rod 13 of the leg frame extends out to drive the leg frame 3 to swing upwards to be gradually horizontal to the seat frame 1, under the action of the limiting rod I30 and the limiting rod II 31, the seat frame 1 and the leg frame 3 are linked to swing upwards to form a posture of-12 degrees with the horizontal plane (the leg frame 3 and the seat frame 1 are on the same inclined plane), the movement is matched with the change of the backrest 2 from the sitting posture to the inverted lying posture (the backrest 2 is on the same inclined plane with the seat frame 1 and the leg frame), the push rod of the electric push rod 13 of the leg frame drives the leg support 3 to swing downwards, and the movement is matched with the change of the backrest 2 from the lying posture to the sitting posture, as shown in fig. 1 and 2.

The foot rest 4 is arranged above the front lower end of the leg frame 3, the foot rest 4 is arranged at the upper end of an arc foot rest 24, the rear part of the arc foot rest 24 is hinged to a lifting lug at the bottom of the front lower end of the leg frame 3, a foot rest electric push rod 14 is arranged at the bottom of the leg frame 3, the rear upper end of the foot rest electric push rod 14 is hinged to the rear bottom of the leg frame 3, and the front lower end of the foot rest electric push rod 14 is hinged to the lower end of the arc foot rest 24; the push rod of the foot rest electric push rod 14 extends out to drive the foot rest 4 to move backwards, and the push rod of the foot rest electric push rod 14 retracts to drive the foot rest 4 to move forwards, as shown in fig. 2.

The combined action of the back frame electric push rod 12, the leg frame electric push rod 13 and the foot frame electric push rod 14 can realize the transformation of the electric chair between the sitting posture and the lying posture:

1. when a lying and inclining linkage key (arranged on a manual control board of the electric chair) is pressed, the backrest 2 and the leg frame 3 move towards horizontal inclination, and the pedal 4 moves forwards, namely the push rod of the back frame electric push rod 12 retracts, the push rod of the leg frame electric push rod 13 extends, and the push rod of the foot frame electric push rod 14 retracts.

2. When a sitting and standing linkage key (arranged on a manual control panel of the electric chair) is pressed down, the backrest 2 and the leg frame 3 move towards sitting and standing, and the pedals move backwards, namely, a push rod of the electric push rod 12 of the back frame extends out, a push rod of the electric push rod 13 of the leg frame retracts, and a push rod of the electric push rod 14 of the foot rest extends out.

Claims

1. Medical electronic chair of multi-functional many positions, including seat frame (1) and back (2) and leg frame (3) of adjustable position on locating elevating gear (5), be equipped with on leg frame (3) pedal (4), its characterized in that: the lifting device (5) comprises a lifting electric push rod (11), a lifting frame I (8) and a lifting frame II (9) which are arranged between a base (6) and an upper seat (7), the lifting frame I (8) and the lifting frame II (9) are hinged in a crossed mode, the upper end of the lifting frame I (8) and the upper end of the lifting frame II (9) are connected, one end of the lifting frame I (8) is hinged to the upper seat (7), the other end of the lifting frame I (8) is arranged in an upper sliding groove (10) formed in the upper seat (7) in a sliding mode, the lower end of the lifting frame I (8) and the lower end of the lifting frame II (9) are connected, one end of the lifting frame I (8) is hinged to the base (6), and the; one end of the lifting electric push rod (11) is hinged to the base (6), the other end of the lifting electric push rod (11) is hinged to the lifting frame I (8) or the lifting frame II (9), and the stretching and contracting movement of the push rod in the lifting electric push rod (11) corresponds to the vertical lifting and descending movement of the upper base (7) relative to the base (6).

2. The multifunctional multi-position medical electric chair as claimed in claim 1, wherein: the seat frame (1) is placed on the upper seat (7), and the rear end of the seat frame (1) is hinged to the upper seat (7); the front lower end of the backrest (2) is hinged at the rear end of the upper seat (7), and a back frame electric push rod (12) for changing the inclination angle of the backrest (2) is arranged between the rear part of the backrest (2) and the upper seat (7); the rear upper end of the leg frame (3) is hinged at the front end of the seat frame (1), a leg frame electric push rod (13) for changing the swing angle of the leg frame (3) is arranged between the bottom of the leg frame (3) and the upper seat (7), and a limiting rod for limiting the swing angle of the leg frame (3) to be on the same plane with the seat frame (1) is arranged between the leg frame (3) and the seat frame (1); the pedal (4) is hinged at the front lower end of the leg frame (3), and a foot frame electric push rod (14) for changing the turning angle of the pedal (4) is arranged between the pedal (4) and the bottom of the leg frame (3).

3. The multifunctional multi-position medical electric chair according to claim 2, wherein: the folding seat is provided with handrails (15) arranged on a roll-over stand (16), the roll-over stand (16) is hinged to the side of the backrest (2), and the roll-over stand (16) is connected with the rear end of the upper seat (7) through at least two hinged pull rods I (17) and II (18) to realize the linkage of the handrails (15) and the backrest (2) and the turnover of the handrails (15).

4. A multifunctional multi-position medical electric chair as claimed in claim 3, wherein: the seat frame (1) is provided with a seat cushion (20), the backrest (2) is provided with a back cushion (21), the leg frame (3) is provided with a leg cushion (22), and the handrail (15) is provided with a handrail cushion (23).

5. The multifunctional multi-position medical electric chair as claimed in any one of claims 1 to 4, wherein: a back cushion is arranged on the backrest (2).

6. The multifunctional multi-position medical electric chair as claimed in any one of claims 1 to 4, wherein: the front end and the rear end of the base (6) are both provided with a left caster wheel and a right caster wheel (19).