CN216496115U - Medical chair - Google Patents
Medical chair Download PDFInfo
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- CN216496115U CN216496115U CN202123178791.1U CN202123178791U CN216496115U CN 216496115 U CN216496115 U CN 216496115U CN 202123178791 U CN202123178791 U CN 202123178791U CN 216496115 U CN216496115 U CN 216496115U
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Abstract
The utility model relates to the field of medical nursing equipment, in particular to a medical chair, which comprises a backrest plate and a seat plate, wherein handrails comprise a front plate, a middle plate and a rear plate, the front plate is connected with the seat plate through a first hinge, the front plate is connected with a middle plate through a second hinge, the middle plate is connected with the rear plate through a third hinge, the top of the rear end of the middle plate is provided with a first limiting block, the top of the front end of the rear plate is provided with a second limiting block, the bottom of the rear end of the rear plate is provided with a supporting block, the bottom of the supporting block is connected with the side edge of the backrest plate through a fourth hinge, rotating shafts of the four hinges are parallel to each other, when the handrails are in a flat state, the middle plate and the rear plate are positioned in the same plane, the rear end of the front plate faces upwards, the front end of the front plate faces downwards, the rear end of the first limiting block tightly abuts against the front end of the second limiting block, when the handrails are in a folded state, the rear end of the middle plate faces upwards, a space for a patient to move out of the chair from the side is formed above the front plate and in front of the middle plate, the labor capacity of nursing staff is reduced, and the patients with the diseases are prevented from being broken.
Description
Technical Field
The utility model relates to the field of medical nursing equipment, in particular to a medical chair.
Background
A medical chair belongs to common facilities for rest and rehabilitation of patients, and armrests are arranged in front of a backrest plate and on two sides of a seat plate of the conventional medical chair and used for supporting arms of the patients so as to improve the comfort level. The existing handrails are fixed handrails usually, when a patient is moved, the handrails prevent a nursing staff from directly moving the body of the patient out of one side of the seat, the patient can only be moved forwards to get rid of the limitation of the handrails, then the patient can be moved, the labor of the nursing staff is increased, and the patient is not comfortable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a medical chair which is simple in structure and convenient to operate, and a patient can be conveniently moved or leave the chair from the side.
The technical scheme for achieving the purpose comprises the following contents.
A medical chair comprises a backrest plate and a seat plate, wherein handrails are arranged on the left side and the right side of the seat plate, the handrails comprise a front plate, a middle plate and a rear plate, the front end of the front plate is connected with the side edge of the front part of the seat plate through a first hinge, the rear end of the front plate is connected with the front end of a middle plate through a second hinge, the rear end of the middle plate is connected with the front end of the rear plate through a third hinge, a first limiting block is arranged at the top of the rear end of the middle plate, a second limiting block is arranged at the top of the front end of the rear plate, a supporting block is arranged at the bottom of the rear end of the rear plate, the bottom of the supporting block is connected with the side edge of the backrest plate through a fourth hinge, rotating shafts of the first hinge, the second hinge, the third hinge and the fourth hinge are parallel to each other, when the handrails are in a flat state, the rear end of the front plate faces upwards, the front end of the first limiting block faces downwards, the rear end of the second limiting block tightly abuts against the front end of the middle plate and the rear plate are in the same plane, when the handrails are in a folded state, the handrails face upwards, the front end of the middle plate faces downwards.
Further, first hinge includes first pipe and first pivot, the external diameter and the first pipe internal diameter looks adaptation of first pivot, and first pipe is fixed at the front bezel front end, and the one end of first pivot is fixed at the anterior side edge of bedplate, and first pipe cup joints in first pivot.
Further, the first rotating shaft is fixed on the side edge of the front part of the seat plate through threads.
Furthermore, the fourth hinge includes fourth pipe and fourth pivot, and the external diameter and the inside diameter looks adaptation of fourth pipe of fourth pivot, the bottom at the supporting shoe is fixed to the fourth pipe, and the side edge at the back board is fixed to the one end of fourth pivot, and the fourth pipe cup joints in the fourth pivot.
Further, the fourth rotating shaft is fixed on the side edge of the backrest plate through threads.
Furthermore, the front, middle and rear plates of the armrests are provided with soft pads, which is beneficial to improving the comfort of the patient.
Further, the length of the middle plate is 230-265 mm. The proper length of the middle plate ensures a larger space for moving and does not cause the imbalance of the oversize proportion.
When the medical chair is used, during normal use, the armrests are in a flat state, the rear end of the first limiting block tightly supports the front end of the second limiting block, the front plate is supported in front of a plane formed by the middle plate and the rear plate, the rear part of the plane is supported by the supporting block to form a stable supporting plane, the arms of a patient can be supported on the supporting plane, when the patient needs to move, the third hinge can be lifted upwards, the front end of the rear plate swings upwards around the fourth hinge, the rear end of the middle plate ascends, the rear end of the front plate swings backwards and descends around the first hinge, the front end of the middle plate descends along with the rear end of the front plate, then the third hinge is put down, the middle plate integrally descends, the front plate continues to swing backwards, the rear end of the front plate continues to descend, the front end of the middle plate descends faster relative to the rear end of the middle plate, the rear swing (descends) of the front plate and the middle plate finally reach balance and stops in a furled state, an avoiding space for the patient to move out from the side of the chair is formed above the front of the front plate, at the moment, the nursing staff helps the patient or the patient can directly leave the chair from one side of the chair, so that the labor intensity of the nursing staff and the patient's wriggle are reduced. After a patient sits on the seat, the second hinge is lifted upwards, the front plate swings upwards, and the handrail can be switched from a furled state to a flattened state until the rear end of the first limiting block tightly supports the front end of the second limiting block.
The utility model has the following advantages: the handrail is simple in structure and convenient to operate, and in the using process, the state of the handrail can be adjusted, so that a user can get down from the side face, and the handrail is more humanized. The first hinge rotating shaft and the fourth hinge rotating shaft adopt a thread fixing mode, so that the handrail is convenient to disassemble and assemble and convenient to maintain; the arrangement of the four hinge mechanisms is beneficial to ensuring that the height of the armrest in a flat state can be automatically adjusted along with the backward adjustment of the backboard.
It should be noted that the backrest plate described in the present application can be understood as an overall concept including a backrest plate fixing frame; the 'seat plate' can be understood as an integral concept containing a seat plate fixing frame.
Drawings
Fig. 1 is a schematic perspective view of a medical chair according to an embodiment of the utility model (with the armrest flat);
FIG. 2 is an enlarged view of portion A of FIG. 1;
fig. 3 is a schematic view of a side structure (a folded state of the armrests) of the medical seat according to the embodiment of the utility model.
In the figure, 1, a seat plate; 2. a back board; 3. a front plate; 4. a middle plate; 4-1, a first limiting block; 5. a back plate; 5-1, a second limiting block; 5-2, supporting blocks; 6. a first hinge; 7. a second hinge; 8. a third hinge; 9. and a fourth hinge.
Detailed Description
The present invention will be described in detail with reference to examples.
Referring to fig. 1 to 3, a medical chair comprises a backrest plate 2 and a seat plate 1, wherein handrails are arranged on the left side and the right side of the seat plate 1, each handrail comprises a front plate, a middle plate and a rear plate, the front end of the front plate 3 is connected with the side edge of the front part of the seat plate 1 through a first hinge 6, each first hinge 6 comprises a first round tube and a first rotating shaft, the outer diameter of each first rotating shaft is matched with the inner diameter of the corresponding first round tube, the first round tube is fixed at the front end of the front plate 3, one end of each first rotating shaft is provided with a thread, and the first rotating shaft is inserted into the first round tube and is fixedly inserted into the threaded hole in the side edge of the front part of the seat plate 1 in a rotating manner; the rear end of the front plate 3 is connected with the front end of the middle plate 4 through a second hinge 7, the rear end of the middle plate 4 is connected with the front end of the rear plate 5 through a third hinge 8, the top of the rear end of the middle plate 4 is provided with a first limiting block 4-1, the top of the front end of the rear plate 5 is provided with a second limiting block 5-1, the bottom of the rear end of the rear plate 5 is provided with a supporting block 5-2, the bottom of the supporting block 5-2 is connected with the side edge of the back plate 2 through a fourth hinge 9, the fourth hinge 9 comprises a fourth circular tube and a fourth rotating shaft, the outer diameter of the fourth rotating shaft is matched with the inner diameter of the fourth circular tube, the fourth circular tube is fixed at the bottom end of the supporting block 5-2, one end of the fourth rotating shaft is provided with threads, the fourth rotating shaft penetrates through the fourth circular tube and is fixedly inserted in a threaded hole in the side edge of the back plate 2; the rotating shafts of the first hinge, the second hinge, the third hinge and the fourth hinge are parallel to each other, when the handrail is in a flat state, the rear end of the front plate 3 faces upwards, the front end of the front plate 3 faces downwards, under the action of the self gravity of the middle plate 4 and the rear plate 5, the rear end of the first limiting block 4-1 tightly supports against the front end of the second limiting block 5-1, the middle plate 4 and the rear plate 5 are in the same plane, when the handrail is in a furled state, the rear end of the middle plate 4 faces upwards, and the front end of the middle plate 4 faces downwards;
in this embodiment, the front, middle and rear plates of the armrests are provided with soft pads (not shown in the drawings), which is beneficial to improving the comfort of the patient.
In this embodiment, the lengths of the front, middle and rear plates of the armrest are 248mm, 256mm and 245mm, respectively.
Claims (7)
1. A medical chair comprises a backrest plate and a seat plate, wherein handrails are arranged on the left side and the right side of the seat plate, and the medical chair is characterized in that the handrails comprise a front plate, a middle plate and a rear plate, the front end of the front plate is connected with the side edge of the front part of the seat plate through a first hinge, the rear end of the front plate is connected with the front end of a middle plate through a second hinge, the rear end of the middle plate is connected with the front end of the rear plate through a third hinge, a first limiting block is arranged at the top of the rear end of the middle plate, a second limiting block is arranged at the top of the front end of the rear plate, a supporting block is arranged at the bottom of the rear end of the rear plate, the bottom of the supporting block is connected with the side edge of the backrest plate through a fourth hinge, rotating shafts of the first hinge, the second hinge, the third hinge and the fourth hinge are parallel to each other, when the handrails are in a flattened state, the middle plate and the rear plate are in the same plane, the rear end of the front plate faces upwards, the front end of the front plate faces downwards, the rear end of the front plate, the first limiting block tightly abuts against the front end of the second limiting block, when the handrails are in a furled state, the rear end of the middle plate faces upwards, and the front end of the middle plate faces downwards.
2. The medical chair as claimed in claim 1, wherein the first hinge comprises a first circular tube and a first rotating shaft, the outer diameter of the first rotating shaft is matched with the inner diameter of the first circular tube, the first circular tube is fixed at the front end of the front plate, one end of the first rotating shaft is fixed at the side edge of the front part of the seat plate, and the first circular tube is sleeved on the first rotating shaft.
3. The medical seat as claimed in claim 2, wherein the first rotary shaft is fixed to a side edge of a front portion of the seat plate by a screw.
4. The medical chair according to claim 1, wherein the fourth hinge comprises a fourth round tube and a fourth rotating shaft, the outer diameter of the fourth rotating shaft is matched with the inner diameter of the fourth round tube, the fourth round tube is fixed at the bottom end of the supporting block, one end of the fourth rotating shaft is fixed at the side edge of the backboard, and the fourth round tube is sleeved on the fourth rotating shaft.
5. The medical seat as claimed in claim 4, wherein the fourth rotating shaft is fixed to a side edge of the back plate by a screw.
6. The medical seat as claimed in claim 1, wherein the armrests are provided with soft pads on the front, middle and rear plates.
7. The medical seat as claimed in claim 1, wherein the middle plate has a length of 230-265 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123178791.1U CN216496115U (en) | 2021-12-17 | 2021-12-17 | Medical chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123178791.1U CN216496115U (en) | 2021-12-17 | 2021-12-17 | Medical chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216496115U true CN216496115U (en) | 2022-05-13 |
Family
ID=81499925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123178791.1U Active CN216496115U (en) | 2021-12-17 | 2021-12-17 | Medical chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216496115U (en) |
-
2021
- 2021-12-17 CN CN202123178791.1U patent/CN216496115U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |