CN113876539A - Medical pediatric infusion device - Google Patents

Medical pediatric infusion device Download PDF

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Publication number
CN113876539A
CN113876539A CN202110981558.2A CN202110981558A CN113876539A CN 113876539 A CN113876539 A CN 113876539A CN 202110981558 A CN202110981558 A CN 202110981558A CN 113876539 A CN113876539 A CN 113876539A
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CN
China
Prior art keywords
fixedly connected
gear
rod
limiting
plate
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Granted
Application number
CN202110981558.2A
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Chinese (zh)
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CN113876539B (en
Inventor
不公告发明人
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Changzhou Second Peoples Hospital
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Qin Fanghai
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Priority to CN202110981558.2A priority Critical patent/CN113876539B/en
Publication of CN113876539A publication Critical patent/CN113876539A/en
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Publication of CN113876539B publication Critical patent/CN113876539B/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/10—Parts, details or accessories
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/10—Parts, details or accessories
    • A61G15/105—Auxiliary supports for children
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G15/00—Operating chairs; Dental chairs; Accessories specially adapted therefor, e.g. work stands
    • A61G15/10—Parts, details or accessories
    • A61G15/12—Rests specially adapted therefor, e.g. for the head or feet
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1414—Hanging-up devices
    • A61M5/1415—Stands, brackets or the like for supporting infusion accessories
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/1414—Hanging-up devices
    • A61M5/1418—Clips, separators or the like for supporting tubes or leads
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/52—Arm-rests

Abstract

The invention discloses a medical pediatric infusion device.A seat board is horizontally arranged on a seat, supporting legs are fixedly arranged on the front side and the rear side of the bottom of the seat board, a backup plate is fixedly arranged on the left side of the seat board in an upward inclined manner, and supporting rods are vertically and vertically connected with the front end and the rear end of the right side of the seat board; the outer side of the connecting block and the position corresponding to the first limiting block are inwards provided with matched first limiting grooves, the inner ends of the first limiting blocks extend out of the first sliding grooves and are inserted into the corresponding first limiting grooves, and the outer ends of the first limiting blocks are outwards horizontally and longitudinally fixedly connected with pull rods; the outer sides of the left side and the right side of the first limiting block are correspondingly and inwardly provided with second limiting grooves, and the inner sides of the left side and the right side of the first limiting block are correspondingly and inwardly provided with third limiting grooves; the outer end of the second limiting block is vertically and fixedly connected with a shifting plate, the top end of the shifting plate extends out of the supporting rod, and a shifting plate sliding hole is formed in the position, corresponding to the shifting plate, above the second sliding groove.

Description

Medical pediatric infusion device
Technical Field
The invention relates to the field of pediatrics, in particular to a medical pediatric infusion device.
Background
Pediatrics is a comprehensive medical science that comprehensively studies physical and mental development, health care and disease prevention and treatment in the pediatric period. Health and hygiene issues related to the childhood and adolescent age are all within the pediatric scope. The treated object is in growth and development stage. The task of pediatrics is to continuously explore the pediatric medical theory, reduce morbidity and mortality on the basis of practice, enhance the physique of children and teenagers, and improve the health care and disease prevention and treatment level of the children and the teenagers. Children are mainly classified systemically into respiratory, digestive, circulatory, neural, blood, renal, endocrine, genetic metabolism, immune, neonatal medicine, and the like.
In paediatrics treatment, often need infuse to the infant, because the infant is less, often need the family members to embrace it and infuse on the leg, increase family members' burden to the hand is easy to move about when the infant infuses the needle, causes easily to pull, influences the infusion.
Disclosure of Invention
The invention aims to provide a medical pediatric infusion device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a medical pediatric infusion device comprises a seat (1) and is characterized in that a seat board (2) is horizontally arranged on the seat (1), supporting legs (3) are fixedly installed on the front side and the rear side of the bottom of the seat board (2), a backup plate (4) is fixedly arranged on the left side of the seat board (2) in an upward inclined mode, supporting rods (5) are vertically and vertically fixedly connected to the front end and the rear end of the right side of the seat board (2), a handrail rod (6) is horizontally and fixedly connected to the top end of each supporting plate (5) and the corresponding position of the corresponding backup plate (4), and a limiting frame is movably arranged above the right side of the seat board (2); the limiting frame comprises a bottom rod (9) which is horizontally and longitudinally movably arranged, and side rods (13) are vertically and fixedly connected to the front end and the rear end of the bottom rod (9) upwards; a top rod (12) is horizontally and longitudinally fixedly connected between the top ends of the side rods (13), a partition plate (7) is vertically and fixedly connected between the bottom rod (9) and the center of the top rod (12), and the bottom rod (9) is hinged with the right side of the bottom plate (2); the top end of the side rod (13) is fixedly connected with a connecting block (8) leftwards, a first sliding groove (14) is horizontally and longitudinally formed outwards above the inner side of the supporting rod (5), and the inner wall of the first sliding groove (14) is fixedly connected with a first limiting block (16) through a first spring (15); the outer side of the connecting block (8) is provided with a first limiting groove (17) which is matched with the corresponding position of the first limiting block (16) inwards, the inner end of the first limiting block (16) extends out of the first sliding groove (14) and is inserted into the corresponding first limiting groove (17), and the outer end of the first limiting block (16) is horizontally and longitudinally fixedly connected with a pull rod (18) outwards; the outer end of the pull rod (18) extends out of the corresponding support rod (5) and is fixedly connected with a pull ring (19), the inner walls of the left side and the right side in the first sliding groove (14) are both inwards provided with a second sliding groove (20), the inner wall of the second sliding groove (20) is fixedly connected with a second limiting block (22) through a second spring (21), the outer sides of the left side and the right side of the first limiting block (16) are correspondingly inwards provided with a second limiting groove (24), and the inner sides of the left side and the right side of the first limiting block (16) are correspondingly inwards provided with a third limiting groove (25); the outer end of the second limiting block (22) is upwards fixedly connected with a shifting plate (23), the top end of the shifting plate (23) extends out of the supporting rod (5), and a shifting plate sliding hole is formed in the position, corresponding to the shifting plate (23), above the second sliding groove (20).
In the scheme, an auxiliary device (40) is fixedly arranged on the rear side grab rail (6), the auxiliary device (40) comprises a lower supporting seat (41) and an upper movable cover (42), an adjusting groove (43) is formed in the lower supporting seat (41) in a downward mode on the right side, a first threaded rod (45) is horizontally and movably arranged on the front side and the rear side of the center in the adjusting groove (43), and the first threaded rod (45) is in threaded connection with the centers of the front side and the rear side of a movable pressing plate (44) which is vertically and longitudinally arranged; the left end and the right end of the first threaded rod (45) are respectively connected with the side wall bearings on the left side and the right side of the adjusting groove (43), the right end extends out of the lower supporting seat (41) and is fixedly connected with a third gear (46), the front third gear and the rear third gear are in transmission connection through a belt, and the right end of the first threaded rod (45) on the rear side is fixedly connected with a third handle (47);
the upper surface of the lower supporting seat (41) is downwards arranged to be arc-shaped, the side wall of the left side of the adjusting groove (43) is inwards provided with a groove (48), the inner side of the lower supporting seat (41) is horizontally and uniformly provided with mounting grooves (49), and resistance wires (50) are mounted in the mounting grooves (49); the lower surface of the upper movable cover (42) is arranged to be arc-shaped upwards, a through hole (51) is formed in the upper movable cover (42), the center of the inner wall of the right side of the through hole (51) is connected with a fixed limiting plate (53) leftwards through a connecting rod (52), the inner wall of the left side of the through hole (51) is connected with a movable limiting plate (55) rightwards through a second spring (54), and a third sliding chute (57) is formed inwards in the position, corresponding to the center of the movable limiting plate (55), of the inner wall of the left side of the through hole (51); a second threaded rod (56) is horizontally and transversely fixedly connected to the center of the movable limiting plate (55) leftwards, the left end of the second threaded rod (56) extends into a third sliding groove (57), a fourth gear groove (58) is formed in the right side of the third sliding groove (57), a fourth gear (59) is vertically arranged in the fourth gear groove (58), and the second threaded rod (56) penetrates through the fourth gear (59) and is in threaded connection with the fourth gear; a fifth gear groove (60) is formed in the upper portion of the left side of the fourth gear groove (58), a fifth gear (61) is horizontally arranged in the fifth gear groove (60), the fifth gear (61) is vertically meshed with the fourth gear (59) in a meshed mode, and the fifth gear (61) is fixedly connected with the bottom end of a second rotating shaft (62) which is vertically arranged; the top end of the second rotating shaft (62) extends out of the upper movable cover (42) and the fixedly connected second handle (63), the front side and the rear side of the right side of the seat plate (2) are respectively and rightwards fixedly connected with installation pieces, and the front end and the rear end of the bottom rod (9) are respectively hinged with the corresponding installation pieces through hinged columns.
In this case, fixed limiting plate (53) is the arc that caves in right, and the left side is fixed and is provided with the rubber pad.
In the scheme, the movable limiting plate (55) is an arc-shaped plate which is sunken leftwards, and a rubber pad is fixedly arranged on the right side of the movable limiting plate.
In the scheme, openings are formed in the left sides of the lower supporting seat (41) and the upper movable cover (42), and the right sides of the upper supporting seat (41) and the upper movable cover (42) are closed.
The beneficial effects are that: according to the invention, the limiting frame is movably arranged on the right side of the seat, so that an infant can be protected, the burden of family members is reduced, meanwhile, the auxiliary device is arranged above the grab rail, the hand of the infant is limited and fixed through the movable pressing plate, the disorder of the hand is avoided, the upper movable cover is provided with the pipe penetrating hole, the movable limiting part is arranged in the pipe penetrating hole, the movable limiting part is driven to move through the second handle and is matched with the fixed limiting part to fix the infusion tube, and the infusion tube is prevented from being pulled and influenced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the spacing frame of the present invention.
Fig. 3 is a schematic view of a connection structure of the support rod and the connection block according to the present invention.
Fig. 4 is a top view of the support plate, the lower fixing column and the first auxiliary lever according to the present invention.
Fig. 5 is a schematic view of the connection internal structure of the lower fixed column and the upper movable column in the present invention.
FIG. 6 is a schematic view of the auxiliary device of the present invention.
Fig. 7 is a schematic view of the internal structure of the auxiliary device of the present invention.
Fig. 8 is an enlarged view of the structure of the region a in fig. 7.
Fig. 9 is a left side view of the auxiliary device of the present invention.
Fig. 10 is a right side view of the auxiliary device of the present invention.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-10, a medical pediatric infusion device comprises a seat 1, a seat plate 2 is horizontally arranged on the seat 1, support legs 3 are fixedly arranged on the front side and the rear side of the bottom of the seat plate 2, a backup plate 4 is fixedly arranged on the left side of the seat plate 2 in an upward inclined manner, support rods 5 are fixedly connected with the front end and the rear end of the right side of the seat plate 2 in an upward vertical manner, a handrail 6 is horizontally and transversely fixedly connected with the top end of the support plate 5 corresponding to the backup plate 4, a limiting frame is movably arranged above the right side of the seat plate 2 and comprises a bottom rod 9 which is horizontally and longitudinally movably arranged, side rods 13 are vertically and fixedly connected with the front end and the rear end of the bottom rod 9 in an upward vertical manner, an ejector rod 12 is horizontally and longitudinally and fixedly connected between the top ends of the side rods 13, a partition plate 7 is vertically and fixedly connected between the centers of the bottom rod 9 and the right side of the bottom plate 2, and connecting blocks 8 are fixedly connected with the top ends of the side rods 13 to the left, a first sliding groove 14 is horizontally and longitudinally arranged outwards above the inner side of the supporting rod 5, a first limiting block 16 is fixedly connected to the inner wall of the first sliding groove 14 through a first spring 15, a matched first limiting groove 17 is arranged inwards at the position, corresponding to the first limiting block 16, of the outer side of the connecting block 8, the inner end of the first limiting block 16 extends out of the first sliding groove 14 and is inserted into the corresponding first limiting groove 17, a pull rod 18 is fixedly connected to the outer end of the first limiting block 16 horizontally and longitudinally, the outer end of the pull rod 18 extends out of the corresponding supporting rod 5 and is fixedly connected with a pull ring 19, second sliding grooves 20 are arranged inwards on the inner walls of the left side and the right side in the first sliding groove 14, a second limiting block 22 is fixedly connected to the inner wall of the second sliding groove 20 through a second spring 21, second limiting grooves 24 are arranged inwards correspondingly on the outer sides of the left side and the right side of the first limiting block 16, third limiting grooves 25 are arranged inwards correspondingly on the inner sides of the left side and the right side of the first limiting block 16, the outer end of the second limiting block 22 is vertically and vertically connected with a shifting plate 23, the top end of the shifting plate 23 extends out of the supporting rod 5, a shifting plate sliding hole is formed in the position, corresponding to the shifting plate 23, above the second sliding groove 20, an auxiliary device 40 is fixedly arranged on the rear side grab bar 6, the auxiliary device 40 comprises a lower supporting seat 41 and an upper movable cover 42, an adjusting groove 43 is formed in the lower side of the lower supporting seat 41, a first threaded rod 45 is horizontally and transversely movably arranged on the front side and the rear side of the central part of the adjusting groove 43, the first threaded rod 45 is in threaded connection with the central part of the front side and the rear side of a vertically and longitudinally arranged movable pressing plate 44, the upper surface of the lower supporting seat 41 is arranged in an arc shape downwards, a groove 48 is formed in the left side wall of the adjusting groove 43 inwards, a mounting groove 49 is horizontally and uniformly formed in the inner side of the lower supporting seat 41, a resistance wire 50 is mounted in the mounting groove 49, and the lower surface of the upper movable cover 42 is arranged in an arc shape upwards, the upper movable cover 42 is provided with a pipe penetrating hole 51, the center of the right inner wall of the pipe penetrating hole 51 is connected with a fixed limit plate 53 leftwards through a connecting rod 52, the left inner wall of the pipe penetrating hole 51 is connected with a movable limit plate 55 rightwards through a second spring 54, a third sliding chute 57 is inwards arranged at the position corresponding to the center of the movable limit plate 55 on the left inner wall of the pipe penetrating hole 51, a second threaded rod 56 is horizontally and transversely fixedly connected to the center of the movable limit plate 55 leftwards, the left end of the second threaded rod 56 extends into the third sliding chute 57, a fourth gear groove 58 is arranged on the right side of the third sliding chute 57, a fourth gear 59 is vertically arranged in the fourth gear groove 58, the second threaded rod 56 penetrates through the fourth gear 59 and is in threaded connection with the fourth gear 59, a fifth gear groove 60 is arranged above the left side of the fourth gear groove 58, a fifth gear 61 is horizontally arranged in the fifth gear groove 60, and the fifth gear 61 is vertically meshed with the fourth gear 59, the fifth gear 61 is fixedly connected with the bottom end of a vertically arranged second rotating shaft 62, and the top end of the second rotating shaft 62 extends out of the upper movable cover 42 and is fixedly connected with a second handle 63.
Both sides all are fixedly connected with installation piece right around bedplate 2 right, and both ends are articulated with the installation piece that corresponds through hinge post respectively around the sill bar 9.
The fixed connection has a backup pad 27 on the horizontal backward in rear end left side of bedplate 2, and the top of backup pad 27 is upwards vertically connected with down fixed column 26, vertically is provided with movable post 29 in the lower fixed column 26, and the top of going up movable post 29 stretches out lower fixed column 26 and horizontal fixedly connected with dead lever 37 right, and the fixed couple 38 that is provided with in bottom of dead lever 37.
A first auxiliary rod 28 is fixedly connected between the left side and the right side below the lower fixed column 26 and the left side and the right side above the supporting plate 27 in an inclined manner, and a second auxiliary rod 39 is fixedly connected between the top end of the fixed rod 37 and the upper right side of the upper movable column 29 in a cleaning manner.
An adjusting box 35 is fixedly arranged above the lower fixing column 26, a connecting ring 30 is connected to the top end edge of the lower fixing column 26 through an upper bearing, a movable ring 31 is fixedly connected to the inner wall of the connecting ring 30, the inner wall of the movable ring 31 is in threaded connection with the inner wall of the upper movable column 29, a first gear 32 is fixedly connected to the outer wall of the connecting ring 30, a second gear 33 is vertically meshed and connected to the lower portion of the right side of the first gear 32, the second gear 33 is fixedly connected to the left end of a first rotating shaft 34, and the right end of the first rotating shaft 34 extends out of the adjusting box 35 and is fixedly connected with a first handle 36, the bottom end of the upper movable column 29 is vertically and slidably connected with the inside of the lower fixing column 26.
The left end and the right end of the first threaded rod 45 are respectively connected with the side wall bearings on the left side and the right side of the adjusting groove 43, and the right end of the first threaded rod extends out of the lower supporting seat 41 and is fixedly connected with a third gear 46.
The front third gear 46 and the rear third gear 46 are in transmission connection through a belt, and a third handle 47 is fixedly connected to the right end of the rear first threaded rod 45.
The fixed limit plate 53 is an arc plate sunken to the right, and a rubber pad is fixedly arranged on the left side.
The movable limiting plate 55 is an arc-shaped plate which is sunken leftwards, and a rubber pad is fixedly arranged on the right side of the movable limiting plate.
The left sides of the lower supporting seat 41 and the upper movable cover 42 are both provided with openings, the right sides of the upper supporting seat 41 and the upper movable cover 42 are closed, and the movable end of the upper movable cover 42 is connected with the lower supporting seat 41 in a clamping mode.
The working principle of the invention is as follows: when a child sits on the seat board 2, the limiting part is rotated upwards, the two legs respectively penetrate through the front side and the rear side of the partition board 7, the shifting board 23 is pulled outwards, the second spring 21 is compressed, the second limiting block 22 moves inwards to leave the third limiting groove 25, the first spring 15 stretches back to drive the first limiting block 16 to enter the first limiting groove 17 of the connecting block 8, the limiting frame is fixed, when the child sits on the seat board, the shifting board 23 only needs to move inwards and the pull ring 19 needs to be pulled outwards at the same time, the second gear 33 can be driven to rotate by rotating the first handle 36, so as to drive the first gear 32 to rotate, so as to drive the upper movable column 29 to move up and down, so as to adjust the height of the hook 38 for placing a saline bottle, the upper movable cover 42 is opened, the palm of the child is placed in the lower support base 41, the fingers are inserted into the groove 48, the movable pressing board 44 is driven to move leftwards by the rotation of the first threaded rod 45 to press and fix the front side of the hand, pass the perforation hole 51 with the syringe needle, tentatively be fixed in the back of the hand with the transfer line through the sticky tape after the completion of pricking, cover flip 42, it is rotatory to drive fifth gear 61 through rotatory second handle 63 to it is rotatory to drive fourth gear 59, thereby makes second threaded rod 56 move right and remove movable limiting plate 55 right, fixes the transfer line with fixed limiting plate 53 cooperation, avoids causing and pulls.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (5)

1. A medical pediatric infusion device comprises a seat (1) and is characterized in that a seat board (2) is horizontally arranged on the seat (1), supporting legs (3) are fixedly installed on the front side and the rear side of the bottom of the seat board (2), a backup plate (4) is fixedly arranged on the left side of the seat board (2) in an upward inclined mode, supporting rods (5) are vertically and vertically fixedly connected to the front end and the rear end of the right side of the seat board (2), a handrail rod (6) is horizontally and fixedly connected to the top end of each supporting plate (5) and the corresponding position of the corresponding backup plate (4), and a limiting frame is movably arranged above the right side of the seat board (2); the limiting frame comprises a bottom rod (9) which is horizontally and longitudinally movably arranged, and side rods (13) are vertically and fixedly connected to the front end and the rear end of the bottom rod (9) upwards; a top rod (12) is horizontally and longitudinally fixedly connected between the top ends of the side rods (13), a partition plate (7) is vertically and fixedly connected between the bottom rod (9) and the center of the top rod (12), and the bottom rod (9) is hinged with the right side of the bottom plate (2); the top end of the side rod (13) is fixedly connected with a connecting block (8) leftwards, a first sliding groove (14) is horizontally and longitudinally formed outwards above the inner side of the supporting rod (5), and the inner wall of the first sliding groove (14) is fixedly connected with a first limiting block (16) through a first spring (15); the outer side of the connecting block (8) is provided with a first limiting groove (17) which is matched with the corresponding position of the first limiting block (16) inwards, the inner end of the first limiting block (16) extends out of the first sliding groove (14) and is inserted into the corresponding first limiting groove (17), and the outer end of the first limiting block (16) is horizontally and longitudinally fixedly connected with a pull rod (18) outwards; the outer end of the pull rod (18) extends out of the corresponding support rod (5) and is fixedly connected with a pull ring (19), the inner walls of the left side and the right side in the first sliding groove (14) are both inwards provided with a second sliding groove (20), the inner wall of the second sliding groove (20) is fixedly connected with a second limiting block (22) through a second spring (21), the outer sides of the left side and the right side of the first limiting block (16) are correspondingly inwards provided with a second limiting groove (24), and the inner sides of the left side and the right side of the first limiting block (16) are correspondingly inwards provided with a third limiting groove (25); the outer end of the second limiting block (22) is upwards fixedly connected with a shifting plate (23), the top end of the shifting plate (23) extends out of the supporting rod (5), and a shifting plate sliding hole is formed in the position, corresponding to the shifting plate (23), above the second sliding groove (20).
2. The medical pediatric infusion device as claimed in claim 1, wherein an auxiliary device (40) is fixedly arranged on the rear grab bar (6), the auxiliary device (40) comprises a lower support seat (41) and an upper movable cover (42), an adjusting groove (43) is formed in the lower support seat (41) downwards from the right side, a first threaded rod (45) is horizontally and movably arranged in the adjusting groove (43) from the front side to the rear side in the horizontal direction, and the first threaded rod (45) is in threaded connection with a vertically and longitudinally arranged movable pressure plate (44) from the front side to the rear side; the left end and the right end of the first threaded rod (45) are respectively connected with the side wall bearings on the left side and the right side of the adjusting groove (43), the right end extends out of the lower supporting seat (41) and is fixedly connected with a third gear (46), the front third gear and the rear third gear are in transmission connection through a belt, and the right end of the first threaded rod (45) on the rear side is fixedly connected with a third handle (47);
the upper surface of the lower supporting seat (41) is downwards arranged to be arc-shaped, the side wall of the left side of the adjusting groove (43) is inwards provided with a groove (48), the inner side of the lower supporting seat (41) is horizontally and uniformly provided with mounting grooves (49), and resistance wires (50) are mounted in the mounting grooves (49); the lower surface of the upper movable cover (42) is arranged to be arc-shaped upwards, a through hole (51) is formed in the upper movable cover (42), the center of the inner wall of the right side of the through hole (51) is connected with a fixed limiting plate (53) leftwards through a connecting rod (52), the inner wall of the left side of the through hole (51) is connected with a movable limiting plate (55) rightwards through a second spring (54), and a third sliding chute (57) is formed inwards in the position, corresponding to the center of the movable limiting plate (55), of the inner wall of the left side of the through hole (51); a second threaded rod (56) is horizontally and transversely fixedly connected to the center of the movable limiting plate (55) leftwards, the left end of the second threaded rod (56) extends into a third sliding groove (57), a fourth gear groove (58) is formed in the right side of the third sliding groove (57), a fourth gear (59) is vertically arranged in the fourth gear groove (58), and the second threaded rod (56) penetrates through the fourth gear (59) and is in threaded connection with the fourth gear; a fifth gear groove (60) is formed in the upper portion of the left side of the fourth gear groove (58), a fifth gear (61) is horizontally arranged in the fifth gear groove (60), the fifth gear (61) is vertically meshed with the fourth gear (59) in a meshed mode, and the fifth gear (61) is fixedly connected with the bottom end of a second rotating shaft (62) which is vertically arranged; the top end of the second rotating shaft (62) extends out of the upper movable cover (42) and the fixedly connected second handle (63), the front side and the rear side of the right side of the seat plate (2) are respectively and rightwards fixedly connected with installation pieces, and the front end and the rear end of the bottom rod (9) are respectively hinged with the corresponding installation pieces through hinged columns.
3. The medical pediatric infusion device according to claim 2, wherein the fixed limiting plate (53) is an arc-shaped plate which is concave towards the right, and a rubber pad is fixedly arranged at the left side.
4. The medical pediatric infusion device according to claim 2, wherein the movable limiting plate (55) is an arc-shaped plate which is concave towards the left, and a rubber pad is fixedly arranged on the right side.
5. The medical pediatric infusion device according to claim 2, wherein the lower support seat (41) and the upper movable cover (42) are provided with openings on the left side, and the upper support seat (41) and the upper movable cover (42) are closed on the right side.
CN202110981558.2A 2021-08-25 2021-08-25 Medical pediatric transfusion device Active CN113876539B (en)

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