CN219439755U

CN219439755U - Electric nursing chair

Info

Publication number: CN219439755U
Application number: CN202320524517.5U
Authority: CN
Inventors: 朱黎明; 张直行
Original assignee: Changzhou Zehui Machinery Co ltd
Current assignee: Changzhou Zehui Machinery Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-01
Anticipated expiration: 2033-03-17

Abstract

The utility model relates to an electric nursing chair, wherein a first cross rod and a second cross rod are fixedly connected in the middle of a base bracket at intervals, a supporting iron sheet is fixed on the first cross rod at intervals, a first fixing piece is fixed in the middle of the second cross rod, the lower end of a front driving rod is hinged with the supporting iron sheet, the middle of the front driving rod is hinged with the lower end of a transmission rod, the upper end of the transmission rod is hinged with an extension assembly, a second fixing piece is fixed in the middle of the front driving rod, and a main motor is hinged between the first fixing piece and the second fixing piece; two sides of the seat frame are fixedly connected with the extension assembly respectively, and a third fixing piece is fixed in the middle of the rear end of the seat frame; the lower end of the H-shaped frame of the backrest component is hinged with the rear end of the seat frame, a fixing rod is fixedly connected in the middle of the H-shaped frame, a fourth fixing piece is fixed in the middle of the fixing rod, and a backrest motor is hinged between the third fixing piece and the fourth fixing piece. According to the utility model, the main motor drives the extension assembly to extend and retract, and the backrest motor drives the backrest assembly to open and close, so that the use requirements of different people are met, and the use comfort of patients is improved.

Description

Electric nursing chair

Technical Field

The utility model relates to the technical field of rehabilitation equipment, in particular to an electric nursing chair.

Background

The existing nursing chair is usually unfolded and retracted in a manual mode, and the patient can only rest at a certain specific position in a single posture, if the patient needs to unfold the lying-posture leg rest part and the backrest part at the same time, the patient can not rest at the middle position, so that the nursing chair can not meet the use of different crowds, has no comfort level for the patient, and can only meet basic nursing conditions.

For nursing staff, the manual unfolding and withdrawing of the nursing chair can also aggravate the labor intensity, when the weight of a patient is too heavy, a person can hardly open the nursing chair, the opening of the manual nursing chair needs the gravity of the person per se and the buffering force of the nursing staff, namely the nursing staff needs to give a resistance to prevent the falling acceleration during unfolding, and the patient has obvious weightlessness.

Disclosure of Invention

The utility model aims to solve the technical problems that: in order to overcome the defects in the prior art, the utility model provides the electric nursing chair which is convenient for a patient to open the nursing chair to a comfortable position angle, and the physical strength of nursing staff is saved.

The technical scheme adopted for solving the technical problems is as follows: an electric nursing chair comprises a base bracket, a seat frame, an extension assembly and a backrest assembly, wherein a first cross rod and a second cross rod are fixedly connected in the middle of the base bracket at intervals, and supporting iron sheets are fixed on the first cross rod at intervals; a first fixing piece is fixed in the middle of the second cross rod; a front driving rod is arranged between the supporting iron sheets, a transmission rod is arranged between the front driving rod and the stretching assembly, the lower end of the front driving rod is hinged with the supporting iron sheets, the middle part of the front driving rod is hinged with the lower end of the transmission rod, the upper end of the transmission rod is hinged with the stretching assembly, and a second fixing piece is fixed at the middle part of the front driving rod; a main motor is hinged between the first fixing piece and the second fixing piece;

the two sides of the seat frame are fixedly connected with the extension assembly respectively, and a third fixing piece is fixed in the middle of the rear end of the seat frame;

the backrest assembly is provided with an H-shaped frame, the lower end of the H-shaped frame is hinged with the rear end of the seat frame, a fixing rod is fixedly connected in the middle of the H-shaped frame, a fourth fixing piece is fixed in the middle of the fixing rod, and a backrest motor is hinged between the third fixing piece and the fourth fixing piece.

Further, the two ends of the fixing rod are fixedly connected with connecting plates respectively, the upper ends of the connecting plates are provided with leaning heads, and the lower ends of the connecting plates are provided with waist supports.

Preferably, the upper end and the lower end of the connecting plate are respectively provided with a buckling plate, the outer ends of the buckling plates are respectively fixedly connected with the leaning head and the waist support, the inner ends of the buckling plates are provided with bulges, the two ends of the connecting plate are respectively provided with buckling holes corresponding to the bulges, and the buckling plates are clamped into the buckling holes through the bulges to be positioned and fixed.

Further, a groove formed by bending downwards is formed in the first cross rod between the supporting iron sheets so as to avoid the main motor when the stretching assembly is unfolded.

The beneficial effects of the utility model are as follows: according to the utility model, the main motor is arranged to drive the extension assembly to extend and retract, and the backrest motor is arranged to drive the backrest assembly to open and close, so that the use requirements of different people are met, the use comfort of patients is improved, and the labor intensity of nursing staff is also reduced.

Drawings

The utility model will be further described with reference to the drawings and embodiments.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic structural view of the base bracket according to the present utility model.

FIG. 3 is a schematic view of the mounting structure of the seat frame and the extension assembly according to the present utility model.

Fig. 4 is a schematic view of the structure of the backrest module according to the present utility model.

Fig. 5 is an enlarged schematic view of the structure at a in fig. 4.

In the figure: 1. the seat comprises a base bracket, a seat frame, a stretching assembly, a backrest assembly, a 4-1.H type frame, a first transverse rod, a 5-1 type groove, a 6 type second transverse rod, a 7 type supporting iron sheet, a 8 type first fixing piece, a 9 type front driving rod, a 10 type driving rod, a 11 type second fixing piece, a 12 type main motor, a 13 type third fixing piece, a 14 type fixing rod, a 15 type fourth fixing piece, a 16 type backrest motor, a 17 type connecting plate, a 17-1 type clamping hole, a 18 type backrest head, a 19 type lumbar support, a 20 type clamping plate, a 20-1 type protruding part and a 21 type reset spring.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

The electric nursing chair as shown in fig. 1-3 is composed of a base support 1, a seat frame 2, an extension assembly 3 and a backrest assembly 4, wherein moving wheels are respectively arranged at four corners of the frame of the base support 1, a first cross rod 5 and a second cross rod 6 are fixedly connected between two sides of the bottom of the base support 1 at intervals, supporting iron sheets 7 are fixedly arranged on the first cross rod 5 at intervals, a groove 5-1 formed by bending downwards is formed in the first cross rod 5 between the supporting iron sheets 7, and a first fixing piece 8 is fixedly arranged in the middle of the second cross rod 6.

A front driving rod 9 is arranged between the supporting iron sheets 7, a transmission rod 10 is arranged between the front driving rod 9 and the stretching assembly 3, the lower end of the front driving rod 9 is hinged with the supporting iron sheets 7, the middle part of the front driving rod is hinged with the lower end of the transmission rod 10, the upper end of the transmission rod 10 is hinged with the stretching assembly 3, and a second fixing piece 11 is fixed at the middle part of the front driving rod 9.

A main motor 12 is hinged between the first fixing piece 8 and the second fixing piece 11, and the groove 5-1 plays a role of avoiding the main motor 12 in the movement process of the extension assembly 3.

Two sides of the seat frame 2 are fixedly connected with two sides of the extension assembly 3 correspondingly, and a third fixing piece 13 is fixed in the middle of the rear end of the seat frame 2;

as shown in fig. 4 and 5, the backrest assembly 4 is provided with an H-shaped frame 4-1, the lower end of the H-shaped frame 4-1 is hinged with the rear end of the seat frame 2, a fixing rod 14 is fixedly connected in the middle of the H-shaped frame 4-1, a fourth fixing member 15 is fixedly arranged in the middle of the fixing rod 14, and a backrest motor 16 for pushing the backrest assembly 4 to move in an opening and closing manner is hinged between the third fixing member 13 and the fourth fixing member 15.

The two ends of the fixed rod 14 are fixedly connected with connecting plates 17 respectively, the upper end and the lower end of each connecting plate 17 are respectively provided with a buckling plate 20, the inner side end of each buckling plate 20 is provided with a bulge 20-1, the two ends of each connecting plate 17 are respectively provided with a buckling hole 17-1 corresponding to the bulge 20-1, and each buckling plate 20 is fast positioned with the corresponding connecting plate 17 through the corresponding buckling hole 17-1 and is fixed by screws.

The outer side end of a buckle plate 20 at the upper end of the connecting plate 17 is fixedly connected with a leaning head 18, and the outer side end of the buckle plate 20 at the lower end of the connecting plate 17 is fixedly connected with a waist support 19.

The inside of the extension assembly 3 is provided with a reset spring 21, the main motor 12 is started, the motor shaft drives the front driving rod 9 to rotate anticlockwise around the hinge point of the front driving rod and the supporting iron sheet 7 when the motor shaft is shortened and retracted, the driving rod 10 is driven to move backwards, the driving rod 10 drives the extension assembly 3 to move backwards to extend the extension assembly 3, and otherwise, the extension assembly 3 is retracted.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An electric nursing chair comprises a base bracket (1), a seat frame (2), an extension assembly (3) and a backrest assembly (4), and is characterized in that: the middle part of the base bracket (1) is fixedly connected with a first cross rod (5) and a second cross rod (6) at intervals, supporting iron sheets (7) are fixed on the first cross rod (5) at intervals, and a first fixing piece (8) is fixed at the middle part of the second cross rod (6); a front driving rod (9) is arranged between the supporting iron sheets (7), a transmission rod (10) is arranged between the front driving rod (9) and the stretching assembly (3), the lower end of the front driving rod (9) is hinged with the supporting iron sheets (7), the middle part of the front driving rod is hinged with the lower end of the transmission rod (10), the upper end of the transmission rod (10) is hinged with the stretching assembly (3), and a second fixing piece (11) is fixed at the middle part of the front driving rod (9); a main motor (12) is hinged between the first fixing piece (8) and the second fixing piece (11);

two sides of the seat frame (2) are fixedly connected with the extension assembly (3) respectively, and a third fixing piece (13) is fixed in the middle of the rear end of the seat frame (2);

the backrest assembly (4) is provided with an H-shaped frame (4-1), the lower end of the H-shaped frame (4-1) is hinged with the rear end of the seat frame (2), a fixing rod (14) is fixedly connected in the middle of the H-shaped frame (4-1), a fourth fixing piece (15) is fixedly arranged in the middle of the fixing rod (14), and a backrest motor (16) is hinged between the third fixing piece (13) and the fourth fixing piece (15).

2. The powered nursing chair as defined in claim 1 wherein: the two ends of the fixed rod (14) are fixedly connected with a connecting plate (17) respectively, a leaning head (18) is arranged at the upper end of the connecting plate (17), and a waist support (19) is arranged at the lower end of the connecting plate (17).

3. The powered nursing chair of claim 2 wherein: the upper end and the lower end of the connecting plate (17) are respectively provided with a buckle plate (20), the outer side ends of the buckle plates (20) are respectively fixedly connected with the leaning head (18) and the waist support (19), the inner side ends of the buckle plates (20) are provided with protrusions (20-1), the two ends of the connecting plate (17) are respectively provided with a buckle hole (17-1) corresponding to the protrusions (20-1), and the buckle plates (20) are clamped into the buckle holes (17-1) through the protrusions (20-1) to be positioned and fixed with the connecting plate (17).

4. The powered nursing chair as defined in claim 1 wherein: the first cross rod (5) between the supporting iron sheets (7) is provided with a groove (5-1) which is downwards bent to avoid the main motor (12).