CN113041044A

CN113041044A - Multifunctional chair for medical pediatric transfusion

Info

Publication number: CN113041044A
Application number: CN202110271066.4A
Authority: CN
Inventors: 梁鸿毅
Original assignee: Individual
Current assignee: Nanjing Smart Sunshine Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2021-06-29
Anticipated expiration: 2041-03-12
Also published as: CN113041044B

Abstract

The invention relates to a multifunctional chair, in particular to a multifunctional chair for medical pediatric transfusion. The technical problem to be solved is to provide a multifunctional chair for medical pediatric transfusion, which has the function of a back cushion and is convenient for adjusting the height of a transfusion frame. The technical scheme is as follows: a multifunctional chair for medical pediatric transfusion comprises a bracket and a lifting mechanism, wherein the lifting mechanism is arranged at the top of the bracket; the infusion support mechanism is arranged on the lifting mechanism. According to the invention, the medical staff rotates the infusion frame mechanism anticlockwise, then adjusts the appropriate height of the infusion frame mechanism, and then hangs the infusion bottle on the infusion frame mechanism, and at the moment, the medical staff starts the lifting mechanism, so that the patient can perform infusion better under the action of the lifting mechanism, thereby improving the working efficiency.

Description

Multifunctional chair for medical pediatric transfusion

Technical Field

The invention relates to a multifunctional chair, in particular to a multifunctional chair for medical pediatric transfusion.

Background

The multifunctional chair for medical use is specially used for patients, so that the patients can sit on the chair and have a rest while transfusion is carried out.

At present most medical treatment is with multi-functional chair by wide application, however, most medical treatment multi-functional chair still has partly not enough, most medical treatment is with multi-functional chair, patient sits back on the chair, does not have the effect of back cushion, make patient when the infusion, the medical treatment of stereoplasm is with chair and can make patient's head uncomfortable to be felt, patient also can not get fine rest, and most medical treatment is with multi-functional chair's infusion support, can not height-adjusting, make medical personnel's work not high, increase medical personnel's intensity of labour scheduling problem easily and exist.

In summary, a multifunctional chair for medical pediatric infusion, which has a back cushion function and is convenient for adjusting the height of an infusion support, needs to be designed to solve the above problems.

Disclosure of Invention

In order to overcome the defects that most medical multifunctional chairs have no effect of a back cushion, when a patient is transfused, the head of the patient is uncomfortable due to the hard medical chair, and the patient cannot have a good rest, the technical problems to be solved are as follows: provides a multifunctional chair for medical pediatric transfusion, which has the function of a back cushion and is convenient for adjusting the height of a transfusion frame.

The technical scheme is as follows: a multifunctional chair for medical pediatric transfusion comprises: the lifting mechanism is arranged at the top of the bracket; the infusion support mechanism is arranged on the lifting mechanism.

Further, the elevating system includes: the middle of the top of the bracket is provided with an electric air rod; the two sides of the top of the bracket are symmetrically provided with the first telescopic rods; the first springs are arranged between the inner side of the first telescopic rod and the bracket; the supporting plates are arranged between the tops of the first telescopic rods on the two sides, and the bottoms of the supporting plates are matched with a piston rod of the electric air rod; armrests are arranged on one sides of the tops of the support plates; the inner sides of the tops of the support plates are symmetrically provided with second springs; the floating plate is arranged between the tops of the second springs.

Further, infusion support mechanism includes: the first supporting block is arranged on one side of the supporting plate on one side; a supporting rod is arranged on one side of the supporting plate on the other side of the second telescopic rod, and a second telescopic rod is rotatably arranged on the outer side of the supporting rod; the article hanging frame is symmetrically and rotatably arranged on one side inside the second telescopic rod and matched with the first supporting block; the lower part of one side of the second telescopic rod is provided with a first wedge block in a sliding manner, the second telescopic rod is provided with a plurality of through holes, the first wedge block at the lower part is matched with the through holes, and the middle part of one side of the second telescopic rod is also provided with a first wedge block in a sliding manner; a third spring is arranged between the first wedge-shaped block in the middle and the second telescopic rod; and a fourth spring is arranged between the first wedge-shaped block at the lower part and the second telescopic rod, a first groove is formed in the front side of the supporting rod, and the first wedge-shaped block at the middle part is matched with the first groove.

Further, still including the rotating assembly, the rotating assembly includes: one side of the support plate is rotatably provided with a rotary rod backrest, and a backrest is arranged between the outer sides of the rotary rods; one side of the bottom of the support plate is provided with a second support block; the inner sides of the first guide rods and the second support blocks are symmetrically provided with the first guide rods in a sliding manner; the first racks are arranged between the tops of the two first guide rods; fifth springs are symmetrically arranged between the first rack and the second support block and are sleeved on the first guide rod; first gear, the rotary rod outside all is equipped with first gear, and first gear all is located the back lower part outside, and first gear all mutually supports with first rack.

Further, still including the transmission subassembly, the transmission subassembly includes: the piston rod of the electric air rod is provided with a second rack; the third supporting blocks are symmetrically arranged at the tops of the supports and are all positioned on one side of the electric air rod; a second gear is rotatably arranged between one sides of the third supporting blocks and is matched with the second rack; the top of the bracket is symmetrically provided with a fourth supporting block, and the fourth supporting block is positioned on one side of the electric air rod; a first connecting rod is arranged on one side of each of the first connecting rod and the fourth supporting block in a sliding mode and matched with the second gear; the inner sides of the rotating rods are provided with third gears; the upper part of one side of the first connecting rod is provided with a third rack in a sliding manner, and the third racks are matched with a third gear; sixth springs are symmetrically arranged between the third rack and the first connecting rod.

Further, still including supplementary subassembly, supplementary subassembly includes: the two sides of the lower part of the backrest are both provided with a second connecting rod in a sliding way; the second guide rods are arranged on one sides of the second connecting rods and are connected with the handrails in a sliding manner; the inner sides of the bottoms of the second guide rods are respectively and rotatably provided with a third connecting rod; the fifth supporting blocks are arranged on one sides of the bottoms of the supporting plates; the inner sides of the lower parts of the fifth branch blocks are provided with fourth connecting rods in a sliding manner, and the fourth connecting rods are matched with the third connecting rods; seventh springs are arranged between the fourth connecting rod and the fifth supporting block and are sleeved on the fourth connecting rod; the auxiliary frame, the equal rotary type in extension board right side are equipped with the auxiliary frame, and the auxiliary frame all is connected with the fourth connecting rod rotary type.

Furthermore, the device also comprises a head leaning component, wherein the head leaning component is arranged on one side of the upper part of the rotating component.

Further, still including the headrest subassembly, the headrest subassembly is including: two third guide rods are symmetrically arranged on the inner side of the upper part of the backrest in a sliding manner; the pillow is arranged between the two third guide rods in a sliding manner, and the pillow is connected with the backrest in a sliding manner; the sliding blocks are symmetrically arranged on two sides of the pillow; the guide blocks are arranged between the slide blocks in a sliding manner; a plurality of second grooves are symmetrically formed in the upper portion of the backrest, and the second wedge blocks are matched with the second grooves; eighth springs are arranged between the second wedge-shaped block and the guide block and are sleeved on the second wedge-shaped block; ninth springs are arranged between the guide blocks and the sliding blocks.

Compared with the prior art, the invention has the following advantages: 1. according to the invention, the medical staff rotates the infusion frame mechanism anticlockwise, then adjusts the appropriate height of the infusion frame mechanism, and then hangs the infusion bottle on the infusion frame mechanism, and at the moment, the medical staff starts the lifting mechanism, so that the patient can perform infusion better under the action of the lifting mechanism, thereby improving the working efficiency.

2. When a patient sits on the floating plate, the patient leans against the backrest, and at the moment, medical staff rotate the backrest anticlockwise to rotate the backrest, the backrest is in a parallel shape, so that the patient is in a flat lying state during infusion, and the patient can have a better rest during infusion.

3. The second rack is driven to move upwards under the action of the piston rod of the electric air rod, so that the second rack is meshed with the second gear, the second gear rotates clockwise, the first connecting rod and the third rack are driven to move rightwards, the third gear is driven to rotate under the action of the third rack, the backrest can automatically rotate anticlockwise at the moment, and the labor intensity of medical workers is effectively relieved.

Drawings

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

Fig. 2 is a schematic perspective view of the lifting mechanism of the present invention.

Fig. 3 is a schematic perspective view of the infusion support mechanism of the invention.

Fig. 4 is a schematic diagram of a second three-dimensional structure of the infusion support mechanism.

Fig. 5 is a schematic perspective view of the rotating assembly of the present invention.

Fig. 6 is a schematic perspective view of the transmission assembly of the present invention.

Fig. 7 is a perspective view of the auxiliary assembly of the present invention.

Fig. 8 is a perspective view of the headrest assembly of the present invention.

Reference numerals: 1_ bracket, 2_ lifting mechanism, 20_ electric pneumatic rod, 21_ first telescopic rod, 22_ first spring, 23_ fulcrum plate, 24_ armrest, 25_ float plate, 26_ second spring, 3_ infusion stand mechanism, 30_ first support block, 31_ second telescopic rod, 32_ hanger, 33_ first wedge block, 34_ third spring, 35_ fourth spring, 4_ rotating component, 40_ backrest, 41_ second support block, 42_ first rack, 43_ fifth spring, 44_ first guide rod, 45_ first gear, 46_ rotating rod, 5_ transmission component, 50_ second rack, 51_ third support block, 52_ second gear, 53_ first link, 54_ third gear, 55_ fourth support block, 56_ third rack, 57_ sixth spring, 6_ auxiliary component, 60_ second link, 61_ second guide rod, 62_ third link, 63_ fourth link, 64_ seventh spring, 65_ subframe, 66_ fifth bolster, 7_ headrest assembly, 70_ pillow, 71_ third guide rod, 72_ slider, 73_ second wedge, 74_ eighth spring, 75_ guide, 76_ ninth spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

A multifunctional chair for medical pediatric infusion is shown in figures 1, 2, 3 and 4 and comprises a support 1, a lifting mechanism 2 and an infusion support mechanism 3, wherein the lifting mechanism 2 is arranged at the top of the support 1, and the infusion support mechanism 3 is arranged on the lifting mechanism 2.

When patient need infuse, patient sits on elevating system 2, medical personnel will infuse frame mechanism 3 anticlockwise rotation, then adjust the suitable height of frame mechanism 3 of infusing, medical personnel hangs the infusion bottle on frame mechanism 3 of infusing again, at this moment medical personnel start elevating system 2, make patient can be better infuse under elevating system 2's effect, after patient's infusion liquid, people close elevating system 2, then with the shrink of frame mechanism 3 of infusing back, it resets to rotate infusion frame mechanism 3 clockwise again.

Elevating system 2 is including electronic gas pole 20, first telescopic link 21, first spring 22, extension board 23, handrail 24, kickboard 25 and second spring 26, be equipped with electronic gas pole 20 in the middle of the 1 top of support, 1 top left and right sides symmetry of support is equipped with first telescopic link 21, all be equipped with first spring 22 between 21 inboard of first telescopic link and the support 1, all be equipped with extension board 23 between the 21 top of first telescopic link of the left and right sides, 23 between the bottom of extension board with the piston rod cooperation of

electronic gas pole

20, 23 top right sides of extension board all are equipped with

handrail

24, 23 inboard equal symmetries in top of extension board are equipped with second spring 26, be equipped with kickboard 25 between the second spring 26 top.

When a patient needs to be transfused, the patient sits on the floating plate 25, the second spring 26 plays a role in buffering, discomfort does not occur when the patient sits on the floating plate 25, according to the height condition of the patient, the medical staff starts the electric air rod 20 at this time, under the action of the piston rod of the electric air rod 20, the upper half part of the first telescopic rod 21 is driven to move upwards, so that the support plate 23, the handrail 24 and the floating plate 25 are driven to move upwards, the first spring 22 is stretched, then the hand of the patient is placed on the handrail 24, so that the medical staff can conveniently transfuse the patient, after the patient is transfused with liquid, the patient gets up to be separated from the floating plate 25, the piston rod of the electric air rod 20 moves downwards to be separated from the support plate 23, under the action of the first spring 22, the upper half part of the first telescopic rod 21, the support plate 23 and the handrail 24 are driven to move downwards to reset, and the medical staff.

The infusion support mechanism 3 comprises a first support block 30, a second telescopic rod 31, an article hanging frame 32, a first wedge-shaped block 33, a third spring 34 and a fourth spring 35, the first support block 30 is arranged on the right side of the front part of the support plate 23 on the front side, a support rod is arranged on the left side of the front part of the support plate 23 on the front side, the second telescopic rod 31 is rotatably arranged on the outer side of the support rod, the article hanging frame 32 is symmetrically and rotatably arranged on the inner side of the right part of the second telescopic rod 31, the article hanging frame 32 is matched with the first support block 30, the first wedge-shaped block 33 is slidably arranged on the lower part of the left side of the second telescopic rod 31, a plurality of through holes are formed in the second telescopic rod 31, the first wedge-shaped block 33 on the lower part is matched with the through holes, the first wedge-shaped block 33 is also slidably arranged in the middle part of the left side of the second telescopic rod 31, the front side of the support rod is provided with a first groove, and a first wedge-shaped block 33 in the middle part is matched with the first groove.

When a patient sits on the floating plate 25 and needs to be transfused, a medical worker manually rotates the second telescopic rod 31 counterclockwise to drive the rack 32 and the first wedge-shaped block 33 to rotate counterclockwise, so that the rack 32 is separated from the first supporting block 30, the first wedge-shaped block 33 in the middle rotates counterclockwise under the effect of the counterclockwise rotation of the second telescopic rod 31, the third spring 34 is compressed, the first wedge-shaped block 33 in the middle continuously rotates to be in contact with the first groove, the first wedge-shaped block 33 in the middle moves backwards and is clamped on the first groove under the effect of the third spring 34, at this time, the second telescopic rod 31 is fixed, then the medical worker moves the upper half part of the second telescopic rod 31 upwards to drive the first wedge-shaped block 33 and the rack 32 in the lower part to move upwards, the first wedge-shaped block 33 in the lower part moves leftwards under the effect of the second telescopic rod 31, and the fourth spring 35 is compressed, the first wedge-shaped block 33 at the lower part is contacted with the through hole, under the action of the fourth spring 35, the first wedge-shaped block 33 at the lower part moves rightwards and is clamped on the through hole, at the moment, the height adjustment of the transfusion of the patient is completed, then the medical staff rotates and opens the rack 32, places the transfusion bottle on the rack 32 to facilitate the transfusion of the patient, after the transfusion of the patient is completed, the medical staff rotates and resets the rack 32, then the upper part of the second telescopic rod 31 is contracted downwards, and finally the second telescopic rod 31 is rotated and reset clockwise, so that the rack 32 is contacted with the first supporting block 30, and the rack 32 is clamped under the action of the first supporting block 30.

Example 2

On the basis of the embodiment 1, as shown in fig. 5, 6, 7 and 8, the chair further comprises a rotating assembly 4, the rotating assembly 4 comprises a backrest 40 and a second support block 41, first rack 42, fifth spring 43, first guide arm 44, first gear 45 and rotary rod 46, the equal rotary type in extension board 23 left side is equipped with rotary rod 46, be equipped with back 40 between the rotary rod 46 outside, extension board 23 bottom left side all is equipped with a second piece 41, the equal slidingtype symmetry in a second piece 41 inboard is equipped with first guide arm 44, all be equipped with first rack 42 between two first guide arm 44 tops, the symmetry is equipped with fifth spring 43 between first rack 42 and the second piece 41, fifth spring 43 all overlaps on first guide arm 44, the rotary rod 46 outside all is equipped with first gear 45, first gear 45 all is located the back 40 lower part outside, first gear 45 all mutually supports with first rack 42.

When a patient sits on the floating plate 25, the patient leans against the backrest 40, at this time, the medical staff manually moves downwards, the fifth spring 43 is compressed, the backrest 40 rotates anticlockwise, the backrest 40 rotates downwards, the rotating rod 46 and the first gear 45 are driven to rotate when the backrest 40 rotates anticlockwise, after the position of the backrest 40 is adjusted, the first rack 42 is loosened, the first rack 42 is reset upwards under the action of the fifth spring 43, the fixing effect is achieved, at this time, the backrest 40 is in a horizontal state, the patient is in a lying state slightly during infusion, the first rack 42 fixes the first gear 45 and does not rotate any more, the backrest 40 is fixed and cannot rotate any more, and after the patient is infused with liquid, the medical staff rotates the backrest 40 clockwise and resets.

The air spring support is characterized by further comprising a transmission assembly 5, the transmission assembly 5 comprises a second rack 50, a third supporting block 51, a second gear 52, a first connecting rod 53, a third gear 54, a fourth supporting block 55, a third rack 56 and a sixth spring 57, the second rack 50 is arranged on a piston rod of the electric air rod 20, the third supporting block 51 is symmetrically arranged at the top of the support 1, the third supporting block 51 is located on the right side of the electric air rod 20, the second gear 52 is rotatably arranged between the inner sides of the upper portions of the third supporting blocks 51, the second gear 52 is matched with the second rack 50, the fourth supporting block 55 is symmetrically arranged at the top of the support 1, the fourth supporting block 55 is located on the left side of the electric air rod 20, the first connecting rod 53 is arranged on the inner side of the upper portion of the fourth supporting block 55 in a sliding manner, the first connecting rod 53 is matched with the second gear 52, the third gear 54 is arranged on the inner side of the rotating rod 46, the third rack 56 is arranged on the upper portion of the left side of the first connecting, sixth springs 57 are symmetrically arranged between the third rack 56 and the first link 53.

When the piston rod of the electric air rod 20 moves upwards, the support plate 23 and the backrest 40 are driven to move upwards, and the second rack 50 is driven to move upwards, so that the second rack 50 and the second gear 52 are meshed with each other, the second gear 52 is driven to rotate clockwise under the action of the second rack 50, the first link 53 is driven to move rightwards under the action of the clockwise rotation of the second gear 52, the backrest 40 moves upwards to drive the third gear 54 to move upwards, the third rack 56 moves rightwards to be in contact with the third gear 54, the first link 53 continues to move rightwards under the action of the second gear 52, the third gear 54 is meshed with the third rack 56, the third rack 56 does not continue to move rightwards, the sixth spring 57 is compressed, and meanwhile, when the piston rod of the electric air rod 20 continues to move upwards, the third rack 56 rotates to rotate, so that the rotating rod 46 and the second gear 52 are driven to rotate anticlockwise, and then the backrest 40 is driven to rotate counterclockwise, when the piston rod of the electric air rod 20 moves downward, the support plate 23 and the backrest 40 are driven to move downward, so that the third gear 54 is driven to move downward, the third gear 54 is meshed with the third rack 56 again, the third gear 54 rotates clockwise under the action of the third rack 56, the rotating rod 46 and the backrest 40 are driven to rotate clockwise and reset, meanwhile, the second rack 50 is driven to move downward under the action of the piston rod of the electric air rod 20, so that the second rack 50 is meshed with the second rack 52 again, the second gear 52 rotates counterclockwise under the action of the second rack 50, the first link 53 is driven to move leftward by the counterclockwise rotation of the second gear 52, so that the third rack 56 also moves leftward and is separated from the third gear 54, and the third rack 56 is driven to move rightward and reset under the action of the sixth spring 57.

The utility model discloses a support plate 23, including still including auxiliary assembly 6, auxiliary assembly 6 is including second connecting rod 60, second guide arm 61, third connecting rod 62, fourth connecting rod 63, seventh spring 64, auxiliary frame 65 and fifth piece 66, both sides all are equipped with second connecting rod 60 in the slidingtype around the back 40 lower part, second connecting rod 60 right side all is equipped with second guide arm 61, second guide arm 61 all is connected with handrail 24 slidingtype, second guide arm 61 bottom inboard all is equipped with third connecting rod 62 in the rotary type, extension plate 23 bottom right side all is equipped with fifth piece 66, fifth piece 66 lower part inboard all is equipped with fourth connecting rod 63 in the slidingtype, fourth connecting rod 63 and third connecting rod 62 cooperation, all be equipped with seventh spring 64 between fourth connecting rod 63 and the fifth piece 66, seventh spring 64 all overlaps on fourth connecting rod 63, extension plate 23 right side all is equipped with auxiliary frame 65 in the rotary type, auxiliary frame 65 all is connected with fourth connecting rod 63 in the rotary type.

When the backrest 40 rotates counterclockwise, the second link 60 and the second guide rod 61 are driven to move leftward, the third link 62 is driven to rotate counterclockwise by the action of the second guide rod 61, so that the third link 62 contacts with the fourth link 63, when the second link 60 and the second guide rod 61 continue to move leftward, the fourth link 63 is driven to move rightward by the action of the third link 62, the seventh spring 64 is compressed, the auxiliary frame 65 rotates counterclockwise by the action of the fourth link 63, the patient is in a relatively flat lying state by the action of the backrest 40 and the auxiliary frame 65, the patient can get a better rest during infusion, when the backrest 40 rotates clockwise, the second link 60 and the second guide rod 61 are driven to move rightward, the third link 62 rotates clockwise by the action of the second guide rod 61, the third link 62 is disengaged from the fourth link 63, and under the action of the seventh spring 64, the fourth link 63 is driven to move leftwards, and the auxiliary frame 65 is driven to rotate clockwise to reset under the action of the fourth link 63.

The pillow comprises a pillow 70, a third guide rod 71, a sliding block 72, a second wedge-shaped block 73, an eighth spring 74, a guide block 75 and a ninth spring 76, wherein the two third guide rods 71 are symmetrically arranged on the inner side of the upper portion of the backrest 40 in a sliding mode, the pillow 70 is arranged between the two third guide rods 71 in a sliding mode, the pillow 70 is connected with the backrest 40 in a sliding mode, the sliding blocks 72 are symmetrically arranged on the front side and the rear side of the left portion of the pillow 70 in the sliding mode, the guide block 75 is arranged between the sliding blocks 72 in a sliding mode, the second wedge-shaped block 73 is arranged on the right side of the guide block 75 in a sliding mode, a plurality of second grooves are symmetrically formed in the upper portion of the backrest 40, the second wedge-shaped blocks 73 are matched with the second grooves, the eighth springs 74 are arranged between the second wedge-shaped blocks 73 and the guide block 75, the eighth springs 74 are sleeved on the second wedge-shaped blocks 73, and the.

When a patient sits on the floating plate 25 and leans against the backrest 40, according to the condition of the patient, the medical staff adjusts the pillow 70 upwards to adjust the position of the patient leaning against the head, the pillow 70 moves upwards to drive the slide block 72, the second wedge-shaped block 73 and the guide block 75 to move upwards, so that the second wedge-shaped block 73 is in contact with the backrest 40, under the action of the backrest 40, the second wedge-shaped block 73 drives the guide block 75 to move leftwards, the eighth spring 74 is compressed, the ninth spring 76 is compressed at the same time, when the pillow 70 and the slide block 72 continue to move upwards to drive the second wedge-shaped block 73 to continue to move upwards to be in contact with the second groove, the guide block 75 is driven to move rightwards under the action of the eighth spring 74, and simultaneously, the second wedge-shaped block 73 is moved rightwards under the action of the ninth spring 76, so that the second wedge-shaped block 73 is clamped on the second groove, and the pillow 70.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The utility model provides a medical treatment paediatrics is multi-functional chair for infusion which characterized in that, including:

the lifting device comprises a support (1) and a lifting mechanism (2), wherein the lifting mechanism (2) is arranged at the top of the support (1);

the transfusion frame mechanism (3) is arranged on the lifting mechanism (2).

2. The multifunctional chair for medical pediatric infusion according to claim 1, wherein the lifting mechanism (2) comprises:

the middle of the top of the bracket (1) is provided with the electric air rod (20);

the two sides of the top of the bracket (1) are symmetrically provided with first telescopic rods (21);

the first spring (22) is arranged between the inner side of the first telescopic rod (21) and the bracket (1);

the supporting plates (23) are arranged between the tops of the first telescopic rods (21) on the two sides of the supporting plate (23), and the bottoms of the supporting plates (23) are matched with a piston rod of the electric air rod (20);

the armrests (24) are arranged on one sides of the tops of the support plates (23);

the inner sides of the tops of the support plates (23) are symmetrically provided with second springs (26);

the floating plate (25) is arranged between the tops of the floating plates (25) and the second springs (26).

3. The multifunctional chair for medical pediatric infusion as claimed in claim 2, wherein the infusion support mechanism (3) comprises:

the first supporting block (30) is arranged on one side of the support plate (23);

a second telescopic rod (31), a support rod is arranged on one side of the support plate (23) on the other side, and the second telescopic rod (31) is rotatably arranged on the outer side of the support rod;

the article hanging rack (32) is symmetrically and rotatably arranged on one side inside the second telescopic rod (31), and the article hanging rack (32) is matched with the first supporting block (30);

the lower part of one side of the second telescopic rod (31) is provided with a first wedge-shaped block (33) in a sliding manner, the second telescopic rod (31) is provided with a plurality of through holes, the first wedge-shaped block (33) at the lower part is matched with the through holes, and the middle part of one side of the second telescopic rod (31) is also provided with the first wedge-shaped block (33) in a sliding manner;

a third spring (34), wherein the third spring (34) is arranged between the first wedge-shaped block (33) in the middle and the second telescopic rod (31);

a fourth spring (35) is arranged between the first wedge-shaped block (33) at the lower part of the fourth spring (35) and the second telescopic rod (31), a first groove is formed in the front side of the supporting rod, and the first wedge-shaped block (33) at the middle part of the supporting rod is matched with the first groove.

4. The multifunctional chair for medical pediatric infusion according to claim 3, further comprising a rotating assembly (4), wherein the rotating assembly (4) comprises:

the rotating rods (46) are rotatably arranged on one sides of the support plates (23);

the backrest (40) is arranged between the outer sides of the rotating rods (46);

the second supporting blocks (41) are arranged on one sides of the bottoms of the supporting plates (23);

the inner sides of the first guide rod (44) and the second supporting block (41) are symmetrically provided with the first guide rod (44) in a sliding manner;

the first rack (42) is arranged between the tops of the two first guide rods (44);

fifth springs (43) are symmetrically arranged between the first rack (42) and the second support block (41), and the fifth springs (43) are sleeved on the first guide rod (44);

first gear (45), rotary rod (46) outside all is equipped with first gear (45), and first gear (45) all are located back (40) lower part outside, and first gear (45) all mutually supports with first rack (42).

5. The multifunctional chair for medical pediatric infusion according to claim 4, further comprising a transmission assembly (5), wherein the transmission assembly (5) comprises:

a second rack (50), wherein a piston rod of the electric air rod (20) is provided with the second rack (50);

the top of the bracket (1) is symmetrically provided with third branch blocks (51), and the third branch blocks (51) are all positioned on one side of the electric air rod (20);

a second gear (52) is rotatably arranged between one sides of the third supporting blocks (51), and the second gear (52) is matched with the second rack (50);

the top of the bracket (1) is symmetrically provided with fourth supporting blocks (55), and the fourth supporting blocks (55) are positioned on one side of the electric air rod (20);

one side of each first connecting rod (53) and one side of each fourth supporting block (55) are provided with the first connecting rod (53) in a sliding mode, and the first connecting rods (53) are matched with the second gears (52);

the inner sides of the rotating rods (46) are provided with third gears (54);

the upper parts of one sides of the first connecting rods (53) are provided with third racks (56) in a sliding manner, and the third racks (56) are matched with third gears (54);

and sixth springs (57) are symmetrically arranged between the third rack (56) and the first connecting rod (53).

6. The multifunctional chair for medical pediatric infusion as claimed in claim 5, further comprising an auxiliary assembly (6), wherein the auxiliary assembly (6) comprises:

the two sides of the lower part of the backrest (40) are both provided with a second connecting rod (60) in a sliding way;

the second guide rods (61) are arranged on one sides of the second connecting rods (60), and the second guide rods (61) are connected with the handrails (24) in a sliding mode;

the inner sides of the bottoms of the second guide rods (61) are respectively and rotatably provided with a third connecting rod (62);

the fifth supporting blocks (66) are arranged on one side of the bottom of the support plate (23);

the inner sides of the lower parts of the fifth supporting blocks (66) are provided with fourth connecting rods (63) in a sliding manner, and the fourth connecting rods (63) are matched with the third connecting rods (62);

seventh springs (64) are arranged between the fourth connecting rod (63) and the fifth supporting block (66), and the seventh springs (64) are sleeved on the fourth connecting rod (63);

auxiliary frame (65), the equal rotary type in extension board (23) right side is equipped with auxiliary frame (65), and auxiliary frame (65) all are connected with fourth connecting rod (63) rotary type.

7. The multifunctional chair for medical pediatric infusion as claimed in claim 6, further comprising a head rest assembly (7), wherein the head rest assembly (7) is arranged on one side of the upper part of the rotating assembly (4).

8. The multifunctional chair for medical pediatric infusion as claimed in claim 6, wherein the head rest assembly (7) comprises:

two third guide rods (71) are symmetrically arranged on the inner side of the upper part of the backrest (40) in a sliding manner; the pillow (70) is arranged between the two third guide rods (71) in a sliding manner, and the pillow (70) is connected with the backrest (40) in a sliding manner;

the sliding blocks (72) are symmetrically arranged on the two sides of the pillow (70);

the guide blocks (75) are arranged between the guide blocks (75) and the sliding blocks (72) in a sliding manner;

the second wedge-shaped block (73) is arranged on one side of the guide block (75) in a sliding mode, a plurality of second grooves are symmetrically formed in the upper portion of the backrest (40), and the second wedge-shaped block (73) is matched with the second grooves;

eighth springs (74) are arranged between the second wedge-shaped block (73) and the guide block (75), and the eighth springs (74) are sleeved on the second wedge-shaped block (73);

ninth springs (76) are arranged between the guide blocks (75) and the sliding blocks (72).