CN212938912U

CN212938912U - Accompanying chair

Info

Publication number: CN212938912U
Application number: CN202022114656.XU
Authority: CN
Inventors: 于广成
Original assignee: Yangzhou Tianchang Medical Equipment Co ltd
Current assignee: Yangzhou Tianchang Medical Equipment Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-04-13
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a chair of accompanying and attending to relates to medical instrument technical field, the power distribution box comprises a box body, the equal fixedly connected with supporting leg in lower surface four corners of box, the universal wheel is installed to the bottom of supporting leg, the inside of box is provided with fore-and-aft dwang, the front of dwang runs through the front of box and is located the outside of box, the back of dwang is passed through the bearing and is connected with the back inner wall rotation of box, the external fixed surface of dwang is connected with driving pulley, driving pulley's the left and right sides all is provided with driven pulley. The utility model discloses a it is rotatory that the handle can drive driving pulley to rotate, and driving pulley passes through belt transmission and drives driven pulley rotatory to it is rotatory to make driven pulley drive levogyration lead screw and dextrorotation lead screw, cooperates on through levogyration lead screw and dextrorotation lead screw and movable block, can make the bracing piece drive the bedplate and remove, reaches the purpose of adjusting the bedplate height, improves user's comfort level.

Description

Accompanying chair

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a nursing chair.

Background

Along with the development of the times and the progress of science and technology, the quality of life of people is continuously improved, but the development of science and technology leads to the environment of life becoming worse and worse, and this just leads to the frequent sick of people, and the sick needs go to the hospital to buy medicine or infusion, and the sick infusion phenomenon of being in hospital is very common in daily life, and present patient may just need long-time being in hospital because of the problem of self health, still need family or friend's accompanying and attending to in the hospital, just need use medical accompanying and attending to chair this moment. The conventional accompanying chair is a common chair or even a stool, if a patient's family or a friend comes from a ward for accompanying, the height of each person is different, so that the common chair is inconvenient for the accompanying person, and if the person sits on the chair with the improper height for a long time, the person can feel uncomfortable.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a chair of accompanying and attending to has solved the current chair of accompanying and attending to that proposes among the above-mentioned background art problem that the height-adjusting according to the height of nurse person.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a chair for accompanying and attending, comprises a box body, wherein supporting legs are fixedly connected with four corners of the lower surface of the box body, universal wheels are installed at the bottom ends of the supporting legs, a longitudinal rotating rod is arranged in the box body, the front surface of the rotating rod penetrates through the front surface of the box body and is positioned outside the box body, the back surface of the rotating rod is rotatably connected with the inner wall of the back surface of the box body through a bearing, a driving belt wheel is fixedly connected with the outer surface of the rotating rod, driven belt wheels are arranged on the left side and the right side of the driving belt wheel respectively, the driving belt wheel is connected with the driven belt wheels through a belt transmission, a left-handed screw rod is fixedly connected with the middle part of the front surface of the driven belt wheels, the front surface of the left-handed screw rod is rotatably connected with the inner wall of the front surface, two sliding grooves are respectively arranged on the inner walls of the front side and the rear side of the box body, a movable rod is arranged above the driven belt wheel, the front end and the rear end of the movable rod are both fixedly connected with sliding blocks, the sliding blocks are positioned in the sliding grooves, the front side and the rear side of the lower surface of the movable rod are both fixedly connected with fixed blocks, one ends of the left-handed screw rod and the right-handed screw rod, which are far away from the driven belt wheel, are respectively sleeved with a movable block, the movable blocks are rotatably connected with a connecting rod through pin shafts, one end of the connecting rod, which is far away from the movable block, is rotatably connected with the fixed block through a pin shaft, the front side and the rear side of the upper surface of the movable rod are fixedly connected with supporting rods, the top end of the supporting rod penetrates through the upper surface of the box body and is positioned outside the box body, the top end of the supporting rod is fixedly connected with a seat plate, the left side and the right side of the upper surface of the seat board are fixedly connected with handrails, and the back of the seat board is fixedly connected with a backrest.

Furthermore, the universal wheel is of a self-locking structure, and the driving belt wheel is located inside the box body.

Further, the dwang passes through the bearing and is connected with the front rotation of box, the front fixed connection handle of dwang.

Furthermore, the slider and spout looks adaptation, two the spout symmetry sets up the left and right sides at the box inner wall.

Furthermore, threaded holes are formed in the movable block, and the left-handed screw rod and the right-handed screw rod are matched with the threaded holes.

Furthermore, through holes are formed in four corners of the upper surface of the box body, and the through holes are matched with the supporting rods.

(III) advantageous effects

The utility model provides a chair of accompanying and attending to possesses following beneficial effect:

(1) this chair of accompanying and attending to can drive the driving pulley rotation through rotating the handle, and it is rotatory that the driving pulley passes through belt transmission and drives driven pulley to it is rotatory to make driven pulley drive levogyration lead screw and dextrorotation lead screw, through the screw hole cooperation of levogyration lead screw and dextrorotation lead screw on rotatory in-process and movable block, can make the bracing piece drive the bedplate and remove, reaches the purpose of regulation bedplate height, improves user's comfort level.

(2) This accompany and attend to chair sets up the universal wheel and can make this accompany and attend to the removal of chair more convenient, sets up the lift that spout and slider can make the bedplate more steady to make family members also more stable when using.

Drawings

FIG. 1 is a schematic perspective view of the accompanying chair of the present invention;

FIG. 2 is a front view of the accompanying chair of the present invention;

FIG. 3 is a schematic sectional view of the accompanying chair of the present invention at A-A in FIG. 2;

FIG. 4 is a schematic sectional view of the accompanying chair of the present invention at the point B-B in FIG. 2;

fig. 5 is an enlarged schematic structural view of the chair of the present invention at a position a in fig. 3.

In the figure: 1. a box body; 2. supporting legs; 3. a universal wheel; 4. rotating the rod; 5. a driving pulley; 6. a driven pulley; 7. a belt; 8. a left-handed screw rod; 9. a right-handed screw rod; 10. a chute; 11. a movable rod; 12. a slider; 13. a fixed block; 14. a movable block; 15. a connecting rod; 16. a support bar; 17. a seat plate; 18. a handrail; 19. a backrest; 20. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution:

a chair for accompanying and attending, including the container body 1, the lower surface four corners of the container body 1 fixedly connects with the supporting leg 2, the bottom of the supporting leg 2 installs the universal wheel 3, the universal wheel 3 is the self-locking structure, the universal wheel 3 can make the movement of the chair for accompanying and attending more convenient, the inside of the container body 1 has longitudinal dwang 4, the front of the dwang 4 runs through the front of the container body 1 and locates at the outside of the container body 1, the dwang 4 rotates with the front of the container body 1 through the bearing to connect, the front of the dwang 4 fixedly connects with the handle 20, the back of the dwang 4 rotates with the inner wall of the back of the container body 1 through the bearing, the external surface of the dwang 4 fixedly connects with the driving pulley 5, the driving pulley 5 locates at the inside of the container body 1, the left-handed running pulley 6 of both sides of the driving pulley 5, the driving pulley 5 connects, the front of a left-handed screw rod 8 is rotatably connected with the inner wall of the front of a box body 1 through a bearing, the middle part of the back of a driven belt wheel 6 is fixedly connected with a right-handed screw rod 9, the back of the right-handed screw rod 9 is rotatably connected with the inner wall of the back of the box body 1 through a bearing, the inner walls of the front side and the back side of the box body 1 are respectively provided with two sliding grooves 10, the two sliding grooves 10 are symmetrically arranged at the left side and the right side of the inner wall of the box body 1, a movable rod 11 is arranged above the driven belt wheel 6, the front end and the back end of the movable rod 11 are respectively and fixedly connected with a sliding block 12, the sliding blocks 12 are positioned in the sliding grooves 10, the sliding blocks 12 are matched with the sliding grooves 10, the sliding grooves 10 and the sliding blocks 12 can enable the seat board 17 to ascend and descend more, levogyration lead screw 8 and dextrorotation lead screw 9 all with screw hole looks adaptation, cooperate with the screw hole on the movable block 14 at rotatory in-process through levogyration lead screw 8 and dextrorotation lead screw 9, can make bracing piece 16 drive bedplate 17 remove, be connected with connecting rod 15 through the round pin axle rotation on the movable block 14, connecting rod 15 keeps away from the one end of movable block 14 and rotates with fixed block 13 through the round pin axle and be connected, the equal fixedly connected with bracing piece 16 in both sides around the upper surface of movable rod 11, the top of bracing piece 16 runs through the upper surface of box 1 and is located the outside of box 1, the through-hole has all been seted up in the upper surface four corners of box 1, through-hole and bracing piece 16 looks adaptation, the top fixedly connected with bedplate 17 of bracing piece 16, the equal fixedly connected with handrail 18 in the left and right sides of bedplate 17 upper surface.

Theory of operation, this chair of accompanying and attending to, it is rotatory at first to rotate handle 20 and drive dwang 4 during the use, dwang 4 drives driving pulley 5 rotatoryly, driving pulley 5 drives driven pulley 6 rotatoryly through the transmission of belt 7, thereby it is rotatory to make driven pulley 6 drive levogyration lead screw 8 and dextrorotation lead screw 9, levogyration lead screw 8 and dextrorotation lead screw 9 make two movable blocks 14 be close to each other with the screw hole cooperation on the movable block 14 at rotatory in-process, thereby it drives movable block 14 and pushes away movable rod 11 on the fixed block 13 to make movable block 14 drive connecting rod 15, then movable rod 11 drives the bracing piece 16 and removes, thereby make bracing piece 16 drive bedplate 17 and remove, reach the purpose of adjusting the bedplate 17 height.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The accompanying chair comprises a box body (1) and is characterized in that supporting legs (2) are fixedly connected to four lower surfaces of the box body (1), universal wheels (3) are installed at the bottom ends of the supporting legs (2), a longitudinal rotating rod (4) is arranged inside the box body (1), the front surface of the rotating rod (4) penetrates through the front surface of the box body (1) and is located outside the box body (1), the back surface of the rotating rod (4) is rotatably connected with the inner wall of the back surface of the box body (1) through a bearing, a driving belt wheel (5) is fixedly connected to the outer surface of the rotating rod (4), driven belt wheels (6) are arranged on the left side and the right side of the driving belt wheel (5), the driving belt wheel (5) is in transmission connection with the driven belt wheels (6) through a belt (7), and a left-handed screw rod (8) is fixedly connected to the middle, the front of levogyration lead screw (8) is connected with the positive inner wall rotation of box (1) through the bearing, the back middle part fixedly connected with dextrorotation lead screw (9) of driven pulleys (6), the back of dextrorotation lead screw (9) is connected with the back inner wall rotation of box (1) through the bearing, two spouts (10) have all been seted up to the both sides inner wall around box (1), the top of driven pulleys (6) is provided with movable rod (11), the equal fixedly connected with slider (12) in both ends around movable rod (11), slider (12) are located spout (10), the equal fixedly connected with fixed block (13) in both sides around movable rod (11) lower surface, the one end that driven pulleys (6) were kept away from to levogyration lead screw (8) and dextrorotation lead screw (9) all overlaps and is equipped with movable block (14), be connected with connecting rod (15) through the round pin axle rotation on movable block (14), the one end that movable block (14) was kept away from in connecting rod (15) is passed through the round pin axle and is rotated with fixed block (13) and be connected, the equal fixedly connected with bracing piece in both sides (16) around movable rod (11) upper surface, the top of bracing piece (16) runs through the upper surface of box (1) and is located the outside of box (1), the top fixedly connected with bedplate (17) of bracing piece (16), equal fixedly connected with handrail (18) in both sides about bedplate (17) upper surface, the back fixedly connected with back (19) of bedplate (17).

2. A chair as claimed in claim 1,

the universal wheel (3) is of a self-locking structure, and the driving belt wheel (5) is located inside the box body (1).

3. A chair as claimed in claim 1,

the dwang (4) is connected with the positive rotation of box (1) through the bearing, the positive fixed connection handle (20) of dwang (4).

4. A chair as claimed in claim 1,

the sliding blocks (12) are matched with the sliding grooves (10), and the sliding grooves (10) are symmetrically arranged on the left side and the right side of the inner wall of the box body (1).

5. A chair as claimed in claim 1,

threaded holes are formed in the movable block (14), and the left-handed screw rod (8) and the right-handed screw rod (9) are matched with the threaded holes.

6. A chair as claimed in claim 1,

the four corners of the upper surface of the box body (1) are provided with through holes, and the through holes are matched with the supporting rods (16).