CN112915308A

CN112915308A - Automatic infusion support for hospital

Info

Publication number: CN112915308A
Application number: CN202110304575.2A
Authority: CN
Inventors: 彭菊芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2021-06-08
Anticipated expiration: 2041-03-23
Also published as: CN112915308B

Abstract

The invention discloses an automatic infusion support for hospitals, which comprises: a support bar; the feeding mechanism is supported on the supporting rod and is used for conveying an infusion bottle to be infused to an infusion position; the fixing mechanism is supported on the supporting rod and used for receiving the infusion bottle to be infused conveyed by the feeding mechanism and fixing the infusion bottle to be infused; the insertion mechanism is supported on the support rod and is used for inserting a needle head at one end of the infusion tube into an infusion bottle to be infused; the detection mechanism is used for detecting the liquid level of an infusion bottle which is in the infusion position and is carrying out infusion. The invention can realize automatic transfusion.

Description

Automatic infusion support for hospital

Technical Field

The invention relates to the technical field of medical equipment, in particular to an automatic infusion support for hospitals.

Background

In hospital treatment work, infusion treatment takes effect quickly and is commonly used, but because a plurality of medicines cannot be mixed, the situation that a patient needs to infuse a plurality of bottles of liquid medicine often occurs. Generally, this situation requires the patient to find a nurse to replace the patient when the patient finds that his or her own liquid medicine is about to be completely delivered, and the nurse needs to check the medicine first and then change the medicine according to the different patients. On one hand, the labor cost is increased, and on the other hand, the problem that a bottle of liquid medicine is completely infused and is forgotten to be replaced often occurs during infusion.

Disclosure of Invention

The invention provides an automatic infusion support for hospitals, which solves the problem that in the prior art, an infusion bottle is replaced manually and is forgotten to be replaced, and simultaneously reduces the labor cost.

In order to achieve the purpose, the invention provides the following technical scheme: automatic infusion support for hospitals comprises:

a support bar;

the feeding mechanism is supported on the supporting rod and is used for conveying an infusion bottle to be infused to an infusion position;

the fixing mechanism is supported on the supporting rod and used for receiving the infusion bottle to be infused conveyed by the feeding mechanism and fixing the infusion bottle to be infused;

the insertion mechanism is supported on the support rod and is used for inserting a needle head at one end of the infusion tube into an infusion bottle to be infused;

the detection mechanism is used for detecting the liquid level of an infusion bottle which is in the infusion position and is carrying out infusion.

Preferably, the feed mechanism includes:

the supporting plate is fixed at the upper end of the supporting rod and is disc-shaped;

the feeding frame is arranged on the supporting plate and located above the supporting plate, the feeding frame is arc-shaped, the circle center of the arc-shaped circle is located on the axis of the supporting rod, when the feeding frame is viewed from top, the feeding frame is located at the edge of the supporting plate, the feeding frame is provided with a feeding channel extending along the extending direction of the feeding frame, one end of the feeding channel is provided with a feeding hole and a discharging hole, the feeding hole corresponds to the infusion position, and the feeding channel is used for placing an infusion bottle to be infused;

the feeding plate is arranged in the feeding channel and can slide along the extending direction of the feeding channel, and the infusion bottle is positioned on one side of the feeding plate facing the upper discharging opening;

the first spring is arranged in the feeding channel and located on one side, deviating from the feeding hole and the discharging hole, of the feeding plate, one end of the first spring is fixed on the feeding plate, the other end of the first spring is fixed at one end, opposite to the feeding hole, of the feeding channel, and the spring is in a compressed state all the time.

Preferably, the feeding mechanism further comprises:

the guide pipe is arranged on the support plate and corresponds to the positions of the feeding opening and the discharging opening, the guide pipe is U-shaped with an opening facing downwards, and the width between two sides of the U-shaped is smaller than the diameter of the infusion bottle;

and the pressing structure is arranged on the supporting plate and used for pressing down the infusion bottle which is abutted against the guide tube.

Preferably, the fixing structure comprises:

a rotating table rotatably supported on the support bar;

the lifting ring is sleeved outside the rotating platform, can move up and down relative to the rotating platform and can rotate along with the rotating cylinder;

the clamping mechanisms are arranged on the lifting ring and rotate along with the lifting ring, and the clamping mechanisms sequentially move to the infusion position for receiving the infusion bottle of the bag infusion in the feeding mechanism and moving the infusion bottle out of the infusion position after the infusion is completed.

Preferably, the insertion mechanism comprises:

the transfusion block is supported on the supporting rod and is positioned below the lifting ring;

the infusion table is supported on the upper surface of the infusion block and partially extends out of one end, far away from the supporting rod, of the infusion block, a needle inserting groove used for placing a needle head at one end of an infusion tube is formed in the infusion table, the needle inserting groove extends up and down and penetrates through the infusion table, and the needle inserting groove is configured to be located under a bottle opening of an infusion bottle abutted to the guide tube.

Preferably, the insertion mechanism further comprises:

the elastic hoop is rotatably arranged in the needle inserting groove, the needle head is fixed in the elastic hoop, and the free end of the needle head extends out of the upper end of the elastic hoop;

the rotary tube is rotatably arranged in the infusion table and is positioned beside the needle inserting groove, a circle of first teeth are arranged on the outer surface of the rotary tube, second teeth meshed with the first teeth are arranged on the outer surface of the elastic clamp, and a spiral groove is formed in the inner side wall of the rotary tube;

the pressing disc is arranged in the rotary pipe, a bulge is arranged on the circumferential surface of the pressing disc, and the bulge is inserted into the spiral groove;

the pressing column is arranged on the upper surface of the pressing disc and extends up and down, the upper end of the pressing column penetrates through the upper surface of the infusion table and is positioned right below the lifting ring, and the pressing column can move up and down relative to the infusion table but cannot rotate;

the upper end of the fourth spring is abutted against the lower surface of the pressing plate, the lower end of the fourth spring is abutted against the part of the transfusion table which is positioned right below the pressing plate, and the fourth spring is always in a compressed state.

Preferably, a plurality of fixing holes are formed in the lifting ring, the number of the fixing holes is the same as that of the clamping mechanisms, the fixing holes are arranged at equal angles along the axis of the lifting ring, each clamping mechanism comprises a plurality of fixing frames, the fixing frames are arranged in the fixing holes and arranged at equal angles relative to the axis of the fixing holes, a placing space for placing an infusion bottle is formed by the fixing frames, and the fixing frames can move in the direction close to or far from the axis of the fixing holes to change the size of the placing space so as to clamp or loosen the infusion bottle.

Preferably, a positioning groove extending up and down is formed in each fixing frame, a guide rod is arranged on the side wall of each fixing hole and at a position corresponding to each fixing frame, the guide rod is inserted into the positioning groove, a first inclined surface and a second inclined surface are respectively arranged on the lower portion of each fixing frame, the first inclined surface is located on one side of the fixing frame, facing the axis of the fixing hole, and is gradually close to the axis of the fixing hole along the direction from top to bottom, and the second inclined surface is located on one side of the fixing frame, facing away from the axis of the fixing hole, and is gradually far away from the axis of the fixing hole along the direction from top to bottom.

Preferably, the clamping mechanism further comprises a third spring, the third spring is sleeved on the three fixing frames, the lower end of the third spring is abutted against the lower end of the fixing frame, the upper end of the third spring is abutted against the lower surface of the lifting ring, and the third spring is always in a compressed state.

Preferably, a plurality of first and second rotating cylinders are provided on an upper surface of the rotating table, the number of the first rotating columns and the number of the second rotating columns are the same and are the same as the number of the clamping mechanisms, a plurality of the first rotating columns are positioned on a first circumference, a plurality of the second rotating columns are positioned on a second circumference, the circle centers of the first circle and the second circle are concentric and are positioned on the axis of the supporting rod, the diameter of the first circle is larger than that of the second circle, the plurality of first rotating columns are arranged in an equiangular mode relative to the axis of the supporting rod, the plurality of second rotating columns are arranged in an equiangular mode relative to the axis of the supporting rod, and along the circumferencial direction, first column spinner and second column spinner are arranged in turn, and the distance between adjacent first column spinner and second column spinner is the same, the height of first column spinner is less than the height of second column spinner.

Compared with the prior art, the invention has the following beneficial effects:

the infusion support can realize automatic feeding and needle insertion of infusion bottles, can realize automatic infusion, is convenient to use, saves manpower, and solves the problem that a bottle is forgotten to be replaced when multiple bottles of infusion are needed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of a part of the structure of the feeding device of the present invention;

FIG. 3 is a schematic view of a part of the structure of the rotating device of the present invention;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is a partial cross-sectional view of the infusion support of the present invention;

FIG. 6 is an enlarged schematic view at B of FIG. 5;

FIG. 7 is an enlarged schematic view at C of FIG. 5;

fig. 8 is a partial sectional view of a rotary pipe according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.

As shown in fig. 1 to 8, an automatic infusion support for hospitals comprises a support rod 1, a feeding mechanism 3 supported on the support rod 1 and used for conveying an infusion bottle to be infused to an infusion position, a fixing mechanism 5 supported on the support rod 1 and used for receiving the infusion bottle to be infused conveyed by the feeding mechanism 3 and fixing the infusion bottle to be infused, and an inserting mechanism 6 supported on the support rod 1 and used for inserting one end of an infusion tube into the infusion bottle to be infused, wherein the fixing mechanism 5 can rotate around the axis of the support rod 1 to move out the infusion bottle after infusion.

The fixing structure 5 includes a rotating table 41 rotatably supported on the support bar 1, a lifting ring 511 fitted around the rotating table 41, and a plurality of clamping mechanisms provided on the lifting ring 511. The rotation axis of the rotation table 41 is collinear with the axis of the support rod 1, the axis of the lifting ring 511 is collinear with the rotation axis of the rotation table 41, the lifting ring 511 can move up and down along the axis direction of the support rod 1 and can be supported on the rotation table 41 when moving down to the lowest position, the lifting ring 511 can rotate along with the rotation table 41, and the clamping mechanism can be sequentially moved to the infusion position in the rotating process.

Specifically, the lifting ring 511 is provided with a plurality of fixing holes 521, the number of the fixing holes 521 is the same as the number of the clamping mechanisms, and the plurality of fixing holes 521 are arranged at equal angles along the axis of the lifting ring 511. Each clamping mechanism comprises three fixing frames 522, the three fixing frames 522 are arranged in the fixing hole 521 and are arranged at equal angles relative to the axis of the fixing hole 521, a placing space for placing an infusion bottle is formed by the three fixing frames 522, and one side of each fixing frame 522, which faces the axis of the fixing hole 521, can be arranged into an arc surface matched with the surface of the infusion bottle.

The fixing frame 522 can move back and forth towards the axial direction close to or far away from the fixing hole 521, so that an infusion bottle positioned in the fixing frame can be clamped or loosened. Specifically, a positioning groove 523 extending up and down is provided on each of the holders 522, and a guide bar (not shown) is provided on a sidewall of the fixing hole 521 at a position corresponding to each of the holders 522, the guide bar being inserted into the positioning groove 523, so that the holders 522 can be stably moved up and down. Meanwhile, the lower portion of each fixing frame 522 is provided with a first inclined surface 5221 and a second inclined surface 5222, the first inclined surface 5221 is located on one side of the fixing bracket 522 facing the axis of the fixing hole 521 and gradually approaches the axis of the fixing hole 521 in the top-to-bottom direction, the second inclined surface 5222 is located on the side of the fixing frame 522 away from the axis of the fixing hole 521 and gradually away from the axis of the fixing hole 521 in the top-to-bottom direction, the first inclined surface 5221 can support one end of the mouth of the infusion bottle, the second inclined surface 5222 can push the fixing frame 522 against the side wall of the fixing hole 521 when the fixing frame 522 moves upwards relative to the lifting ring 511, so that the fixing frame 522 moves towards the axis of the fixing hole 521 to clamp the infusion bottle, when the fixing frame 522 moves downward relative to the lifting ring 511, the fixing frame 522 releases the infusion bottle. The guide rod can guide the up-and-down movement of the fixing frame 522 on one hand, and can avoid the separation of the fixing frame 522 and the lifting ring 511 on the other hand, in practical use, the positioning groove 523 can be set to be a T-shaped groove, and one end of the guide rod inserted into the positioning groove 523 is clamped in the positioning groove 523 and can move up and down relative to the fixing frame 522.

Further, the clamping mechanism further comprises a third spring 524, the third spring 524 is sleeved on the three fixing frames 522, the lower ends of the third spring 524 abut against the lower ends of the fixing frames 522, the upper ends of the third spring 524 abut against the lower surface of the lifting ring 511, and the third spring 524 is always in a compressed state, so that the fixing frames 522 always have a tendency of moving downwards to release the infusion bottle.

Further, a plurality of first rotary columns 42 and a plurality of second rotary columns 43 are provided on the upper surface of the rotary table 41, and the number of the first rotary columns 42 and the number of the second rotary columns 43 are the same as the number of the clamping mechanisms. The first rotating columns 42 are located on a first circumference, the second rotating columns 43 are located on a second circumference, the centers of the first circumference and the second circumference are concentric and located on the axis of the supporting rod 1, the diameter of the first circumference is larger than that of the second circumference, the first rotating columns 42 are arranged at equal angles relative to the axis of the supporting rod 1, the second rotating columns 43 are arranged at equal angles relative to the axis of the supporting rod 1, the first rotating columns and the second rotating columns are alternately arranged along the circumferential direction, the distance between the adjacent first rotating columns and the adjacent second rotating columns is the same, and the height of the first rotating column 42 is lower than that of the second rotating column 43.

Further, a rotating disk 45 and an adjusting column 47 are arranged right above the rotating disk 41, the rotating disk 45 can rotate around the axis of the rotating disk 45, the adjusting column 47 is fixed on the upper surface of the rotating disk 45 and is positioned on one diameter of the rotating disk 45, and one end of the adjusting column 47 extends out of the rotating disk 45. A recess 46 is provided in the rotary disk 45. The outer edge of the rotating disc 45 intersects the first circumference and does not intersect the second circumference so that the first rotating column 42 can enter the gap 46 and the second rotating column 43 cannot enter the gap 46. The upper surface of the rotating disc 45 is not lower than the upper end surface of the first rotating column 42, and the lower surface is located below the upper end surface of the first rotating column 42. The notch 4 has a first side wall 461, the first side wall 461 extends along a diameter parallel to the rotating disk 45, and when the first rotating column 42 abuts on the first side wall 461, the axis of the first rotating column 42 abutting on the first side wall 461 passes through the diameter of the rotating disk 45 parallel to the first side wall 461, and when the diameter of the rotating disk 45 passing through the axis of the first rotating column 42 is parallel to the diameter of the rotating disk 41 passing through the axis of the first rotating column 42 (for convenience of description, the position of the first rotating column 42 at this time is referred to as a driving position), the adjusting column 47 abuts just on one of the second rotating columns 43, and when the adjusting column 47 just disengages from the one of the second rotating columns as the adjusting column 47 rotates, the next first rotating column 42 moves to the driving position, when the rotating disc 45 rotates one revolution, the next first rotating column 42 just abuts against the first side wall 461, so that the clamping mechanism can rotate by a predetermined angle for each revolution of the rotating disc 45. The rotating disc 45 is driven by a first motor 44.

The feeding mechanism 3 comprises a supporting plate 2 for fixing the upper end of the supporting rod 1. The first motor 44 is fixed to a lower surface of the support plate 2.

Fixing mechanism 5 still includes lifter 513, lifter 513 is the U type that the opening is down, the intermediate portion of lifter 513 is the ring, the ring cover is in on the bracing piece 1 to be provided with the rack 514 of bisymmetry on the ring, the rack 514 extends from top to bottom and the tooth on the rack 514 sets up relatively. The two ends of the lifting rod 513 are clamped on the lifting ring 511, the lifting rod 513 can drive the lifting ring 511 to move up and down, the lifting ring 511 can rotate relative to the lifting rod 513, and when the lifting rod 513 drives the lifting ring 511 to lift, the rotating platform 41 can also drive the lifting ring 511 to rotate.

The racks 514 extend upwards and penetrate through the support plate 2, the two first gears 515 are arranged on the upper surface of the support plate 2 and positioned between the two racks 514, the two first gears 515 are respectively meshed with the two racks 514, and when the first gears 515 rotate, the racks 514 can be driven to move up and down, and then the lifting ring 511 can be driven to move up and down. One of the first gears 515 is in driving connection with an output shaft of a second motor 516 located on the support plate 2.

The feeding mechanism 3 further comprises a feeding frame 31 which is arranged on the supporting plate 2 and located above the supporting plate 2, the feeding frame 31 is arc-shaped, the circle center of the arc-shaped circle is located on the axis of the supporting rod 1, the feeding frame 31 is provided with a feeding channel extending along the extending direction of the feeding frame, one end of the feeding channel is provided with a feeding hole and a discharging hole, the feeding hole and the discharging hole are located at the infusion position, the feeding channel is used for placing infusion bottles to be infused, before infusion, the infusion bottles to be infused are sequentially placed into the feeding channel from the feeding hole and the discharging hole, and then the infusion bottles are sequentially output from the feeding hole and the discharging hole and sequentially fall onto the clamping mechanism.

Specifically, a feeding plate 34 is slidably arranged in the feeding channel along the extending direction of the feeding plate, a first spring 33 is arranged in the feeding channel and located on one side, away from the feeding and discharging opening, of the feeding plate 34, one end of the first spring 33 is fixed on the feeding plate 34, the other end of the first spring is fixed on one end, opposite to the feeding and discharging opening, of the feeding channel, the infusion bottle is located on one side, facing the feeding and discharging opening, of the feeding plate 34, and the spring is always in a compressed state, so that the feeding plate 34 always has a tendency of enabling the infusion bottle to move towards the feeding and discharging opening. Preferably, at least one side surface of the material feeding plate 34 facing the material feeding opening and the material discharging opening is provided with an arc-shaped surface matched with the surface of the infusion bottle. Of course, a rubber pad may also be provided on the arc-shaped surface.

Specifically, a pulling groove 35 is formed in the feeding frame 21 and on one side in a direction perpendicular to the extending direction of the feeding channel, a pulling block 351 is arranged in the pulling groove 35, the pulling block 351 is connected with the feeding block 34, when an infusion bottle is placed in the feeding channel, an operator pulls the pulling block 351 to move in a direction away from the feeding hole and the discharging hole so as to place the infusion bottle in the feeding channel, and after the infusion bottle needing infusion is placed in the feeding channel, the pulling block 351 is released.

Further, a guide pipe 36 is arranged on the support plate 2 at a position corresponding to the feeding and discharging opening, the guide pipe 36 is of a U shape with an opening facing downwards, and the width between two sides of the U shape is smaller than the diameter of an infusion bottle, so that the guide pipe 36 is limited at one side of the infusion bottle, which is away from the feeding plate 34, and plays a role in guiding. Because the first spring 33 is always in a compressed state, an acting force is always applied between the infusion bottle and the guide tube 36, in order to ensure that the infusion bottle can smoothly move downwards to the clamping mechanism, a downward pressing structure can be arranged on the supporting plate 2, the downward pressing structure can be pressed at the bottom of the infusion bottle to push the infusion bottle to the clamping mechanism, and when the downward pressing structure returns, the next infusion bottle to be infused is abutted against the guide tube 36. The press-down structure may employ a conventional technique.

The insertion mechanism 6 comprises an infusion block 61 supported on the support rod 1 and positioned below the lifting ring 511, an infusion table 62 supported on the upper surface of the infusion block 61 and partially extending out of one end, far away from the support rod 2, of the infusion block 61, wherein the infusion table 62 is provided with a pin slot 64 for placing a needle at one end of an infusion tube, the pin slot 64 extends up and down and penetrates through the infusion table 62, the pin slot 64 is configured to be positioned right below a bottle opening of an infusion bottle abutting against the guide tube 36, and when the infusion bottle moves downwards, the needle at one end of the infusion tube can penetrate through a bottle stopper of the bottle opening.

Further, a resilient clip 65 is rotatably disposed within the needle slot 64, the needle being secured within the resilient clip 65 and the free end of the needle extending from the upper end of the resilient clip 65. In infusion platform 62 and be located the side of needle inserting groove 64 can be rotatably provided with rotatory pipe 66, be provided with the first tooth of round on the surface of rotatory pipe 66 the surface of elasticity clamp 65 be provided with the second tooth of first tooth meshing can drive through the rotation of rotatory pipe 66 the rotation of elasticity clamp 65, and then can drive the rotation of syringe needle, at the in-process that the syringe needle passed the bottle plug, help through the rotation the passing of syringe needle. Specifically, a pressing plate 681 is provided in the rotary tube 66, a pressing column 68 extending vertically is provided on the upper surface of the pressing plate 681, the upper end of the pressing column 68 extends upward through the upper surface of the infusion table 62, and the pressing column 68 is movable up and down but not rotatable with respect to the infusion table 62. Be provided with spiral groove 69 on the inside wall of rotatory pipe 66 be provided with the arch on the periphery of pressing disc 681, the arch is inserted in spiral groove 69, works as when pressing post 68 reciprocates, through the cooperation of arch and spiral groove 69, can drive rotatory pipe 66 rotatory, and then drives elasticity clamp 65 is rotatory. A fourth spring 67 is arranged below the pressing plate 681, the upper end of the fourth spring 67 abuts against the lower surface of the pressing plate 681, the lower end of the fourth spring 67 abuts against the portion of the infusion table 62 located directly below the pressing plate 681, and the fourth spring 67 is always in a compressed state. Further, the pressing column 68 is located right below the lifting ring 511, in the process that the lifting ring 511 moves downwards, the lifting ring 511 presses the pressing column 68 downwards, and in the process that the lifting ring 511 moves downwards, the lower end of the fixing frame 522 located at the infusion position abuts against the infusion table 62, at this time, the second inclined surface 5222 on the fixing frame 522 abuts against the side wall of the fixing hole 521, and the fixing frame 522 moves towards the axial direction of the fixing hole 521, so that the infusion bottle can be clamped. Meanwhile, in order to avoid over-tightening of the clamp mechanism on the infusion bottle clamp, the length of the second inclined surface 5222 may be reduced, and the gradient of the second inclined surface 5222 may be increased to ensure smooth clamping. Meanwhile, when the needle head is inserted, the pressing structure is pressed down along with the lifting ring 511 to ensure the smooth insertion of the needle head.

Further, the automatic replacement device further comprises a liquid level detection device for detecting the liquid level of the infusion bottle at the infusion position, the liquid level detection device can adopt a camera, the liquid level is judged through an image acquired by the camera, and when the liquid level is reduced to a preset value, the infusion bottle is automatically replaced. When the infusion bottle needs to be replaced, the lifting ring 511 moves upwards for a certain distance to pull the needle out of the infusion bottle, then rotates for a certain angle to move the infusion bottle which is already infused out of the infusion position, and enables the next clamping mechanism to move to the infusion position; placing an infusion bottle to be infused into the clamping mechanism and inserting the needle head; until all infusion bottles finish infusion.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. Automatic infusion support for hospitals comprises:

a support bar;

2. The hospital automatic infusion support according to claim 1, wherein said feeding mechanism comprises:

3. The hospital automatic infusion support according to claim 2, wherein said feeding mechanism further comprises:

4. The hospital automatic infusion support according to claim 1, wherein said fixing structure comprises:

a rotating table rotatably supported on the support bar;

5. The hospital automatic infusion support according to claim 4, wherein said insertion mechanism comprises:

6. The hospital automatic infusion support according to claim 5, wherein said insertion mechanism further comprises:

7. The automatic infusion support for hospitals according to claim 4, wherein a plurality of fixing holes are formed in the lifting ring, the number of the fixing holes is the same as that of the clamping mechanisms, the plurality of fixing holes are arranged along the axis of the lifting ring at equal angles, each clamping mechanism comprises a plurality of fixing frames, the plurality of fixing frames are arranged in the fixing holes and arranged at equal angles relative to the axis of the fixing holes, a placing space for placing an infusion bottle is formed by the plurality of fixing frames, and the plurality of fixing frames can move in a direction close to or far away from the axis of the fixing holes to change the size of the placing space so as to clamp or loosen the infusion bottle.

8. The hospital automatic infusion support according to claim 7, wherein a positioning groove extending up and down is provided on each fixing frame, a guide rod is provided on a side wall of the fixing hole at a position corresponding to each fixing frame, the guide rod is inserted into the positioning groove, a first inclined surface and a second inclined surface are provided on a lower portion of each fixing frame, respectively, the first inclined surface is located on one side of the fixing frame facing the axis of the fixing hole and gradually approaches the axis of the fixing hole in a top-to-bottom direction, and the second inclined surface is located on one side of the fixing frame facing away from the axis of the fixing hole and gradually departs from the axis of the fixing hole in a top-to-bottom direction.

9. The hospital automatic infusion support according to claim 8, wherein said clamping mechanism further comprises a third spring, said third spring is sleeved on three fixing frames, the lower end of said third spring abuts against the lower end of the fixing frame, the upper end of said third spring abuts against the lower surface of said lifting ring, and said third spring is always in a compressed state.

10. The hospital automatic infusion support according to claim 9, wherein a plurality of first rotating columns and second rotating columns are provided on the upper surface of the rotating table, the number of the first rotating columns is the same as that of the second rotating columns, the number of the first rotating columns is the same as that of the clamping mechanisms, the plurality of first rotating columns are located on a first circumference, the plurality of second rotating columns are located on a second circumference, the centers of circles of the first circumference and the second circumference are concentric and are located on the axis of the supporting rod, the diameter of the first circumference is larger than that of the second circumference, the plurality of first rotating columns are arranged at equal angles with respect to the axis of the supporting rod, the plurality of second rotating columns are arranged at equal angles with respect to the axis of the supporting rod, and the first rotating columns and the second rotating columns are alternately arranged along the circumferential direction, and the distances between the adjacent first rotating columns and the second rotating columns are the same, the height of the first rotating column is lower than that of the second rotating column.