阅读说明：本技术 一种妇科用便于上药的可收展护理椅 (Gynaecology is with collapsible nursing chair of being convenient for to add medicine to ) 是由 陈雄艳 于 2021-07-15 设计创作，主要内容包括：本发明涉及一种护理椅,尤其涉及一种妇科用便于上药的可收展护理椅。本发明提供一种方便患者平躺,且能够对患者腿部进行支撑的妇科用便于上药的可收展护理椅。本发明提供了这样一种妇科用便于上药的可收展护理椅,包括：座椅,座椅上转动式设置有靠板；枕头,所述靠板上设置有所述枕头；支撑组件,座椅内部设置有所述支撑组件；电机,所述支撑组件上设置有所述电机；卡住组件,所述座椅一侧与靠板上设置有所述卡住组件。通过支撑组件向右滑动带动手扶组件向右滑动,支撑组件向右滑动带动卡住组件转动,卡住组件转动带动靠板向下转动,随后患者平躺在靠板上,医护人员对患者进行上药。(The invention relates to a nursing chair, in particular to a foldable nursing chair convenient for medicine application for gynecology. The invention provides a foldable nursing chair which is convenient for lying and supporting legs of a patient and is convenient for medicine application for gynecology. The invention provides a foldable nursing chair convenient for medicine application for gynecology, which comprises: the chair is provided with a backup plate in a rotating way; the pillow is arranged on the back plate; the support component is arranged inside the seat; the motor is arranged on the supporting component; the clamping component is arranged on one side of the seat and the backup plate. Slide right through the supporting component and drive hand subassembly and slide right, the supporting component slides right and drives and block the subassembly and rotate, blocks that the subassembly rotates and drives the backup plate and rotate downwards, and patient's tie lies on the backup plate afterwards, and medical personnel goes up the medicine to the patient.)

1. The utility model provides a gynaecology is with collapsible nursing chair convenient to medicine feeding which characterized by includes:

the chair comprises a chair (1), wherein a backup plate (2) is rotatably arranged on the chair (1);

the pillow (3) is arranged on the back plate (2);

the supporting component (7) is arranged in the seat (1);

the motor (4) is arranged on the supporting component (7);

the clamping assembly (5) is arranged on one side of the seat (1) and the backup plate (2);

the seat is characterized by comprising a hand assembly (6), wherein the hand assembly (6) is arranged on the seat (1).

2. A gynaecological deployable nursing chair for facilitating drug delivery according to claim 1, characterised in that the catch assembly (5) comprises:

the first gear (51) is arranged at each of two ends of the backup plate (2);

the first guide rod (52) is symmetrically arranged on one side of the seat (1);

the first connecting rods (53) are arranged on the two first guide rods (52) in a sliding mode;

the two first connecting rods (53) are respectively provided with the first racks (54), and the two first gears (51) are matched with the two first racks (54);

the first springs (55) are connected between one sides of the two first connecting rods (53) and the seat (1).

3. A gynaecological deployable nursing chair for facilitating medicine delivery according to claim 2, characterised in that the armrest assembly (6) comprises:

the two sides of the seat (1) are both provided with the second guide rods (61) in a sliding manner;

the two second guide rods (61) are respectively provided with the slide rail (62), and the slide rails (62) are connected with the two sides of the seat (1) in a sliding manner;

the second springs (63) are arranged between one ends of the two slide rails (62) and two sides of the seat (1);

the top parts of the two sliding rails (62) are provided with the handrails (64).

4. A gynaecological retractable nursing chair for facilitating medicine delivery according to claim 3, characterized in that the support member (7) comprises:

the support frame (71) is arranged at the bottom of the seat (1) in a sliding mode, and the motor (4) is arranged at the bottom of one side of the support frame (71);

the bottom of the supporting frame (71) is provided with four rollers (72) in a rotating mode at uniform intervals;

the third spring (73) is symmetrically connected between one side of the support frame (71) and one side of the bottom of the seat (1), and the initial state of the third spring (73) is a compressed state;

a reel (74), the reel (74) being provided on an output shaft of the motor (4);

the pull rope (75) is arranged on the reel (74), and the other end of the pull rope (75) is connected with the bottom of the support frame (71);

the second rack (76) is arranged on each of two sides of the support frame (71);

the push rods (77) are arranged at the bottoms of the two slide rails (62), and the two second racks (76) are matched with the two push rods (77);

second gear (78), all be provided with through the branch rotary type on the inner wall of seat (1) both sides second gear (78), two second gears (78) and two first gear (51) cooperations, two second gear (78) and two second rack (76) cooperations.

5. A gynaecological retractable nursing chair for facilitating drug delivery according to claim 4, further comprising a lifting assembly (8), the lifting assembly (8) comprising:

the two sides of the seat (1) are both provided with the first supporting rods (81) in a sliding manner, and the top ends of the two first supporting rods (81) are connected with the bottom ends of the two push rods (77);

the second connecting rods (82) are arranged on the two first supporting rods (81);

the third guide rod (83) is symmetrically arranged on one side of the seat (1);

the third connecting rods (84) are arranged on the two third guide rods (83) in a sliding mode, the two third connecting rods (84) are matched with the second connecting rod (82), and the two third connecting rods (84) are matched with the two first connecting rods (53);

the fourth springs (85) are connected between the top ends of the two third guide rods (83) and the top of the third connecting rod (84);

the second support rod (86) is arranged between the two third connecting rods (84), and the second support rod (86) is connected with one side of the seat (1) in a sliding mode.

6. A gynaecological deployable nursing chair for facilitating drug delivery according to claim 5, further comprising a clamping assembly (9), the clamping assembly (9) comprising:

the fourth guide rods (91) are arranged on two sides of the seat (1);

the clamping blocks (92) are arranged on the two fourth guide rods (91) in a sliding mode, and the two clamping blocks (92) are matched with the two sliding rails (62);

the bottoms of the two clamping blocks (92) are respectively provided with the fourth connecting rod (93), and the two fourth connecting rods (93) are matched with the two second racks (76);

and a fifth spring (94), wherein the fifth spring (94) is connected between the bottoms of the two clamping blocks (92) and the seat (1), and the initial state of the fifth spring (94) is a compressed state.

7. A gynaecological foldable nursing chair for facilitating medicine feeding according to claim 6, further comprising an extension member (10), the extension member (10) comprising:

the slide blocks (101) are symmetrically and movably arranged on the backup plate (2);

the supporting plate (102) is arranged between the two sliding blocks (101);

two sixth springs (103) are connected to two sides of the backup plate (2);

the other end of the sixth spring (103) is provided with the limiting block (104), the four limiting blocks (104) are connected with the backup plate (2) in a sliding mode, the four limiting blocks (104) are matched with the support plate (102), and the four limiting blocks (104) are matched with the two sliding blocks (101).

8. A gynaecological, conveniently dosed, collapsible nursing chair according to claim 3, wherein the armrests (64) are provided with rubber blocks.

Technical Field

The invention relates to a nursing chair, in particular to a foldable nursing chair convenient for medicine application for gynecology.

Background

The department of gynecology is a diagnosis and treatment subject of medical institutions, the department of gynecology is a branch of department of gynecology, and the department of gynecology is a professional department taking female gynecopathy as diagnosis and treatment, and is divided into western medicine gynecopathy and traditional Chinese medicine gynecopathy. Gynecological diseases include: the female reproductive system diseases are gynecological diseases, including vulvar diseases, vaginal diseases, uterine diseases, fallopian tube diseases, ovarian diseases, etc.

At present, the unable downwardly rotating of nursing chair back board that is used for gynaecology generally adjusts, and inconvenient medical personnel change dressings to the patient, can not generally be suitable for, and usual sick bed most can not support patient's shank moreover, consequently probably influences the field of vision scope of medical personnel when the gynecological examination, is unfavorable for the diagnosis to the state of an illness.

Therefore, there is a need to design a foldable nursing chair for gynecology use, which is convenient for the patient to lie down and can support the legs of the patient, and is convenient for medicine administration, so as to solve the above problems.

Disclosure of Invention

In order to overcome the defects that a backrest plate of a nursing chair generally used for gynecology cannot rotate downwards to be adjusted, so that medical staff cannot conveniently change medicines, and the visual field range of the medical staff during examination is influenced, the invention aims to provide a foldable nursing chair which is convenient for a patient to lie flat and can support the legs of the patient and is convenient for medicine feeding for gynecology.

The technical implementation scheme of the invention is as follows: a gynaecology is with collapsible nursing chair convenient to medicine feeding includes: the chair is provided with a backup plate in a rotating way; the pillow is arranged on the back plate; the support component is arranged inside the seat; the motor is arranged on the supporting component; the clamping assembly is arranged on one side of the seat and the backup plate; the seat is provided with a hand assembly.

In a preferred embodiment of the present invention, the chucking assembly includes: the two ends of the backup plate are provided with the first gears; the first guide rods are symmetrically arranged on one side of the seat; the two first guide rods are both provided with the first connecting rod in a sliding manner; the two first connecting rods are provided with the first racks respectively, and the two first gears are matched with the two first racks; the first spring is connected between one side of the two first connecting rods and the seat.

In a preferred embodiment of the invention, the hand assembly comprises: the second guide rods are arranged on two sides of the seat in a sliding mode; the two second guide rods are provided with the slide rails, and the slide rails are connected with the two sides of the seat in a sliding manner; the second springs are arranged between one ends of the two slide rails and the two sides of the seat; the handrail, two the slide rail top all is provided with the handrail.

In a preferred embodiment of the present invention, the support assembly comprises: the support frame is arranged at the bottom of the seat in a sliding mode, and the motor is arranged at the bottom of one side of the support frame; the bottom of the support frame is uniformly and rotatably provided with four rollers at intervals; the third spring is symmetrically connected between one side of the support frame and one side of the bottom of the seat, and the initial state of the third spring is a compressed state; a reel, on an output shaft of which the reel is provided; the pull rope is arranged on the reel, and the other end of the pull rope is connected with the bottom of the support frame; the two sides of the supporting frame are provided with the second racks; the push rods are arranged at the bottoms of the two slide rails, and the two second racks are matched with the two push rods; the second gear, all be provided with through the branch rotary type on the inner wall of seat both sides the second gear, two second gears and two first gear cooperations, two second gears and two second rack cooperations.

In a preferred embodiment of the present invention, a lifting assembly is further included, the lifting assembly comprising: the first supporting rods are arranged on two sides of the seat in a sliding mode, and the top ends of the two first supporting rods are connected with the bottom ends of the two push rods; the second connecting rods are arranged on the two first supporting rods; the third guide rod is symmetrically arranged on one side of the seat; the two third guide rods are both provided with the third connecting rods in a sliding manner, the two third connecting rods are matched with the second connecting rods, and the two third connecting rods are matched with the two first connecting rods; the fourth springs are connected between the top ends of the two third guide rods and the top of the third connecting rod; and the second support rod is arranged between the two third connecting rods and is connected with one side of the seat in a sliding manner.

In a preferred embodiment of the present invention, a clamping assembly is further included, the clamping assembly comprising: the fourth guide rods are arranged on two sides of the seat; the fixture blocks are arranged on the two fourth guide rods in a sliding manner, and the two fixture blocks are matched with the two slide rails; the bottoms of the two clamping blocks are respectively provided with the fourth connecting rod, and the two fourth connecting rods are matched with the two second racks; and a fifth spring is connected between the bottoms of the two clamping blocks and the seat, and the initial state of the fifth spring is a compressed state.

In a preferred embodiment of the present invention, an extension assembly is further included, the extension assembly including: the slide blocks are symmetrically and movably arranged on the backup plate; the supporting plate is arranged between the two sliding blocks; two sixth springs are connected to two sides of the backup plate; the limiting block, four the sixth spring other end all is provided with the limiting block, four limiting blocks and backup plate slidingtype connection, four limiting blocks and backup pad cooperation, four limiting blocks and two slider cooperations.

In a preferred embodiment of the invention, the handrail is provided with a rubber block.

Has the advantages that: 1. slide right through the supporting component and drive hand subassembly and slide right, the supporting component slides right and drives and block the subassembly and rotate, blocks that the subassembly rotates and drives the backup plate and rotate downwards, and patient's tie lies on the backup plate afterwards, and medical personnel goes up the medicine to the patient.

2. Slide right through the support frame, can support the backup plate bottom, prevent that the patient from falling down.

3. Through the cooperation of second connecting rod and third connecting rod, can support the joint of patient's shank with second bracing piece jack-up, make things convenient for medical personnel to go on the medicine.

4. Through the fixture block upwards sliding, can block the slide rail, prevent that the patient from taking place to remove and leading to the patient to receive the frightening when assisting handrail lie flat downwards.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic cross-sectional structure of the present invention.

Fig. 3 is a schematic cross-sectional view of a seizure assembly of the present invention.

Fig. 4 is an enlarged schematic view of part a of the present invention.

Fig. 5 is a schematic sectional view of the walking assembly of the present invention.

FIG. 6 is a first partial cross-sectional structural schematic view of the support assembly of the present invention.

FIG. 7 is a second partial cross-sectional structural view of the support assembly of the present invention.

FIG. 8 is a cross-sectional structural view of the lift assembly of the present invention.

Fig. 9 is a cross-sectional structural view of the chucking assembly of the present invention.

Fig. 10 is an enlarged schematic view of part B of the present invention.

FIG. 11 is a cross-sectional structural schematic of the extension assembly of the present invention.

Fig. 12 is an enlarged structural view of the part C of the present invention.

In the above drawings: 1: seat, 2: backup plate, 3: pillow, 4: motor, 5: jamming assembly, 51: first gear, 52: first guide bar, 53: first link, 54: first rack, 55: first spring, 6: hand assembly, 61: second guide bar, 62: slide rail, 63: second spring, 64: an armrest, 7: support assembly, 71: support frame, 72: roller, 73: third spring, 74: reel, 75: pull cord, 76: second rack, 77: push rod, 78: second gear, 8: lift-up assembly, 81: first support rod, 82: second link, 83: third guide bar, 84: third link, 85: fourth spring, 86: second support bar, 9: clamping assembly, 91: fourth guide lever, 92: a latch, 93: fourth link, 94: fifth spring, 10: extension assembly, 101: slider, 102: support plate, 103: sixth spring, 104: and a limiting block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Example 1

As shown in fig. 1 and 2, the gynecological foldable nursing chair convenient for medicine application comprises a seat 1, a backup plate 2, a pillow 3, a motor 4, a clamping component 5, a hand component 6 and a supporting component 7, wherein the seat 1 is rotatably provided with the backup plate 2, the backup plate 2 is provided with the pillow 3, the supporting component 7 is arranged in the seat 1, the supporting component 7 is provided with the motor 4, the right side of the seat 1 and the backup plate 2 are provided with the clamping component 5, and the seat 1 is provided with the hand component 6.

When needs use the device, the patient sits back and leans on backup plate 2 on seat 1, the head is rested on pillow 3, medical personnel starting motor 4 afterwards, motor 4 rotates and makes supporting component 7 slide right, supporting component 7 slides right and drives hand subassembly 6 and slides right, supporting component 7 slides right and drives and block subassembly 5 and rotate, it drives backup plate 2 and rotates downwards to block subassembly 5 to rotate, supporting component 7 slides right and supports to backup plate 2 bottom, patient's tie lies on backup plate 2 afterwards, at this moment, medical personnel loads medicine to the patient, treat the completion of loading medicine, the back is got up to the patient, medical personnel control motor 4 reversal drives supporting component 7 and slides left and resets, block subassembly 5 and drive backup plate 2 upwards rotation thereupon, hand subassembly 6 slides left and resets thereupon. The device has simple structure and convenient operation.

Example 2

As shown in fig. 1, 2, 3, 4, 5, 6 and 7, based on embodiment 1, the locking assembly 5 includes a first gear 51, a first guide rod 52, a first link 53, a first rack 54 and a first spring 55, the first gear 51 is disposed at both front and rear ends of the backup plate 2, the first guide rods 52 are symmetrically disposed at front and rear sides of the right side of the seat 1, the first links 53 are slidably disposed on both the first guide rods 52, the first racks 54 are disposed on both the first links 53, the two first gears 51 are engaged with the two first racks 54, and the first spring 55 is connected between the right side of each of the first links 53 and the seat 1.

Before supporting component 7 slides to the right, medical personnel pull first connecting rod 53 and slide to the right on first guide bar 52, first spring 55 is compressed, first rack 54 moves to the right along with it and no longer meshes with first gear 51, supporting component 7 slides to the right and drives first gear 51 and rotate, first gear 51 rotates and drives backup plate 2 and rotate downwards, after backup plate 2 rotates to suitable position, medical personnel loosen first connecting rod 53, first spring 55 resets and drives first connecting rod 53 and slides to reset to the left, first rack 54 moves to the left along with it and blocks first gear 51. The device has simple structure, and the first gear 51 can be clamped by moving the first rack 54 leftwards, so that the backup plate 2 is prevented from continuously rotating downwards.

The hand assembly 6 comprises second guide rods 61, slide rails 62, second springs 63 and handrails 64, wherein the second guide rods 61 are arranged on the front side and the rear side of the seat 1 in a sliding mode, the slide rails 62 are arranged on the two second guide rods 61, the slide rails 62 are connected with the front side and the rear side of the seat 1 in a sliding mode, the second springs 63 are arranged between the right ends of the two slide rails 62 and the front side and the rear side of the left portion of the seat 1, and the handrails 64 are arranged at the tops of the two slide rails 62.

Supporting component 7 slides rightwards and promotes slide rail 62 and slides rightwards, slide rail 62 slides rightwards and drives second guide bar 61 and slides rightwards, second spring 63 is compressed, slide rail 62 slides rightwards and drives handrail 64 and move rightwards, the patient lies down slowly through handheld handrail 64 afterwards, treat the completion of adding medicine, the back is got up to the patient, supporting component 7 slides leftwards and resets and no longer promotes slide rail 62, second spring 63 resets and drives slide rail 62 and slide leftwards, slide rail 62 slides leftwards and drives second guide bar 61 and slide leftwards and reset, slide rail 62 slides leftwards and drives handrail 64 and move leftwards and reset. This device simple structure promotes slide rail 62 through supporting component 7 and slides right, can adjust the position of handrail 64 when backup plate 2 rotates downwards.

The supporting component 7 comprises a supporting frame 71, rollers 72, a third spring 73, reels 74, a pull rope 75, a second rack 76, push rods 77 and a second gear 78, the supporting frame 71 is arranged at the bottom of the seat 1 in a sliding manner, the motor 4 is arranged at the bottom of one side of the supporting frame 71, four rollers 72 are arranged at the bottom of the supporting frame 71 in a rotating manner at uniform intervals, the third spring 73 is symmetrically connected between the left side of the supporting frame 71 and the right side of the bottom of the seat 1 in a front-back manner, the initial state of the third spring 73 is a compression state, the reels 74 are arranged on an output shaft of the motor 4, the pull rope 75 is arranged on the reels 74, the other end of the pull rope 75 is connected with the bottom of the supporting frame 71, the second racks 76 are arranged at the front side and the rear side of the left part of the supporting frame 71, the push rods 77 are arranged at the bottoms of the two slide rails 62, the two second racks 76 are matched with the two push rods 77, and the second gears 78 are arranged on the inner walls at the front side and the rear side of the right part of the seat 1 in a rotating manner through supporting rods, two second gears 78 are engaged with the two first gears 51, and two second gears 78 are engaged with the two second racks 76.

When the device needs to be used, the medical staff starts the motor 4, the output shaft of the motor 4 rotates to drive the reel 74 to rotate, the pull rope 75 is loosened, the third spring 73 is reset to drive the support frame 71 to slide rightwards, the roller 72 rolls on the ground, the support frame 71 slides rightwards to drive the second rack 76 to move rightwards to be in contact with the push rod 77, the handrail 64 moves rightwards, the second rack 76 moves rightwards to drive the second gear 78 to rotate, the second gear 78 rotates to drive the first gear 51 to rotate, the first gear 51 rotates to drive the backup plate 2 to rotate downwards, the support frame 71 slides rightwards to the bottom of the backup plate 2 to be supported, then the patient lies down, the medical staff loads medicine to the patient, after the medicine is loaded, the patient controls the motor 4 to rotate reversely, the output shaft of the motor 4 rotates to drive the reel 74 to rotate, the reel 74 rotates to drive the support frame 71 to slide leftwards through the pull rope 75 to reset, the third spring 73 is compressed, the roller 72 rolls on the ground along with the third spring, the support frame 71 slides leftwards to drive the second rack 76 to move leftwards, the second rack 76 moves leftwards to drive the second gear 78 to rotate reversely, the second gear 78 rotates reversely to drive the first gear 51 to rotate reversely, the first gear 51 rotates to drive the backup plate 2 to rotate upwards to reset, the second rack 76 moves leftwards to not extrude the push rod 77, the armrest 64 further moves leftwards to reset, and after the use, the medical staff closes the motor 4 to stop the operation. This device simple structure slides right through support frame 71, can support backup plate 2 bottom, prevents that the patient from falling down.

Example 3

As shown in fig. 1, 2, 8, 9, 10, 11 and 12, based on embodiment 2, a lifting assembly 8 is further included, the lifting assembly 8 includes a first support rod 81, a second connecting rod 82, a third guide rod 83, a third connecting rod 84, a fourth spring 85 and a second support rod 86, the first support rod 81 is slidably disposed on the front and rear sides of the seat 1, the top ends of the two first support rods 81 are connected to the bottom ends of the two push rods 77, the second connecting rod 82 is disposed on the two first support rods 81, the third guide rods 83 are symmetrically disposed on the front and rear sides of the left side of the seat 1, the third connecting rods 84 are slidably disposed on the two third guide rods 83, the two third connecting rods 84 are engaged with the second connecting rods 82, the two third connecting rods 84 are engaged with the two first connecting rods 53, the fourth springs 85 are connected between the top ends of the two third guide rods 83 and the top ends of the third connecting rods 84, a second support rod 86 is arranged between the two third connecting rods 84, and the second support rod 86 is connected with the left side of the seat 1 in a sliding manner.

The push rod 77 moves rightwards to drive the first support rod 81 to slide rightwards, the first support rod 81 slides rightwards to drive the second connecting rod 82 to move rightwards, the second connecting rod 82 moves rightwards to press the third connecting rod 84 to slide upwards on the third guide rod 83, the fourth spring 85 is compressed, the third connecting rod 84 slides upwards to drive the second support rod 86 to slide upwards, the second support rod 86 slides upwards to push up the joint of the leg of the patient, the medical staff can conveniently load the medicine on the patient, the third connecting rod 84 slides upwards to press the first connecting rod 53 to slide rightwards, so that the first gear 51 is not clamped by the first rack 54, the second gear 78 rotates to drive the backup plate 2 to rotate downwards through the first gear 51, when the third connecting rod 84 slides upwards to press the first connecting rod 53, the first connecting rod 53 slides leftwards to reset, so that the first gear 51 is clamped by the first rack 54, after the medicine loading is completed, the patient gets up, the push rod 77 moves leftwards to drive the first support rod 81 to slide leftwards, the first support rod 81 slides leftwards to drive the second connecting rod 82 to move leftwards without pressing the third connecting rod 84, the fourth spring 85 resets to drive the third connecting rod 84 to slide downwards on the third guide rod 83 for resetting, and the third connecting rod 84 slides downwards to drive the second support rod 86 to slide downwards for resetting. This device simple structure through second connecting rod 82 and third connecting rod 84 cooperation, can support the joint of patient's shank with second bracing piece 86 jack-up, makes things convenient for medical personnel to go on the medicine.

Still including chucking subassembly 9, chucking subassembly 9 is including fourth guide bar 91, fixture block 92, fourth connecting rod 93 and fifth spring 94, seat 1 right part front and back both sides all are provided with fourth guide bar 91, all slidingtype fixture block 92 that is provided with on two fourth guide bar 91, two fixture blocks 92 and two slide rail 62 cooperations, two fixture block 92 bottoms all are provided with fourth connecting rod 93, two fourth connecting rods 93 and two second rack 76 cooperations, all be connected with fifth spring 94 between two fixture block 92 bottoms and the seat 1, fifth spring 94 initial state is compression state.

The second rack 76 slides leftwards and drives the sliding rail 62 to slide rightwards by pushing the push rod 77 to slide rightwards, when the sliding rail 62 slides rightwards to a proper position, the fifth spring 94 resets to drive the clamping block 92 to slide upwards to clamp the sliding rail 62, so that the situation that the patient is scared by the movement of the armrest 64 when the patient lies down with the armrest 64 in a loaded state is prevented, after the medicine is completely loaded, the second rack 76 slides leftwards to press the fourth connecting rod 93 to move downwards after the patient gets up, the fourth connecting rod 93 moves downwards to drive the clamping block 92 to slide downwards, the fifth spring 94 is compressed, the clamping block 92 slides downwards to release the sliding rail 62, and the sliding rail 62 slides leftwards to reset under the action of the second spring 63. The device has simple structure, can block the sliding rail 62 by the upward sliding of the block 92, and prevents the patient from being frightened by the movement of the armrest 64 when the patient supports the armrest 64 to lie down.

Still including extension subassembly 10, extension subassembly 10 is including slider 101, backup pad 102, sixth spring 103 and stopper 104, the movable slider 101 that is provided with of symmetry around on backup plate 2, be provided with backup pad 102 between two sliders 101, both sides all are connected with two sixth springs 103 around the backup plate 2 right part, four sixth spring 103 other ends all are provided with stopper 104, four stoppers 104 and backup plate 2 sliding type connection, four stoppers 104 and backup pad 102 cooperation, four stoppers 104 and two slider 101 cooperations.

When the height of part of patients is high, the medical staff moves upwards by pulling the support plate 102, the limit block 104 is extruded to slide inwards, the sixth spring 103 is compressed, the support plate 102 moves upwards to drive the slide block 101 to slide upwards, when the slide block 101 slides upwards to the top, the medical staff drives the slide block 101 to rotate upwards by pushing the support plate 102, then the medical staff presses the support plate 102 to move downwards, the support plate 102 moves downwards to drive the slide block 101 to slide downwards, the limit block 104 is not extruded any more, the sixth spring 103 resets to drive the limit block 104 to slide outwards to be clamped into the slide block 101 for limiting, after the medicine feeding is completed, after the patient gets up, the medical staff moves upwards by pulling the support plate 102, the limit block 104 is extruded to slide inwards, the sixth spring 103 is compressed, the limit block 104 slides inwards to not clamp the slide block 101 of the support plate 102, and then the medical staff drives the slide block 101 to rotate downwards by pushing the support plate 102 to reset, at this moment, the medical staff presses the support plate 102 to slide downwards to drive the sliding block 101 to slide downwards for resetting, the limiting block 104 is not extruded any more, and the sixth spring 103 resets to drive the limiting block 104 to slide outwards to be clamped into the support plate 102 for limiting. The device has simple structure, and can lengthen the backup plate 2 according to the height of a patient by the upward sliding of the support plate 102.

The rubber blocks are arranged on the handrails 64, and the antiskid function can be achieved.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. The scope of the following claims is to be accorded the broadest interpretation so as to encompass all such modifications and equivalent structures and functions.