CN113546241A

CN113546241A - Liftable intelligent infusion drip stand of changing dressings

Info

Publication number: CN113546241A
Application number: CN202110949329.2A
Authority: CN
Inventors: 樊文娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2021-10-26

Abstract

A liftable intelligent medicine changing infusion support comprises a lifting mechanism, an infusion support, an infusion bottle fixing mechanism, a needle inserting and pulling mechanism and a bottle unloading mechanism; the lifting mechanism adjusts the height of the whole equipment to enable the equipment to reach a proper position; the infusion support is rotatably arranged on the lifting mechanism and used for placing an infusion bottle; the infusion bottle fixing mechanism is slidably mounted on the fixed rotating shaft of the infusion frame, so that the infusion bottle is fixed by adjusting the height of the infusion bottle according to the specification of the infusion bottle, and the application range of the device is expanded; the needle inserting and pulling mechanism is movably arranged on the lifting mechanism, so that the functions of automatically pulling a needle after a bottle is delivered and automatically inserting a needle after medicine is replaced are realized, the automatic needle inserting and pulling mechanism can automatically work under the condition of lacking of medical care personnel, and the labor is saved; the bottle unloading mechanism is movably arranged on the lifting mechanism, so that the function of automatically replacing the empty infusion bottle is realized.

Description

Liftable intelligent infusion drip stand of changing dressings

Technical Field

The invention relates to the field of medical instruments, in particular to a liftable intelligent medicine changing drip stand.

Background

As the number of people is increased continuously, the number of sick people is increased, but the hands of the hospital are always in a tense state, and the general infusion stand can be adjusted only after the screws are pulled out when the height of the infusion stand is adjusted, so that the infusion stand needs to be operated by two hands together, and the operation is complicated; when changing the medicine, medical staff is required to change the medicine, so that the labor cost is increased; therefore, we need to invent a liftable intelligent medicine changing drip stand to solve the technical problems.

Disclosure of Invention

Aiming at the problems, the invention provides a liftable intelligent medicine changing drip stand, and the height of the drip stand can be adjusted by a single hand of medical staff through a lifting mechanism of the equipment, so that the operation is simple and convenient; through the needle inserting and pulling mechanism and the bottle unloading mechanism of the device, the automatic medicine changing function is realized, medical staff is not needed to change the medicine, and the labor cost is saved.

The technical scheme adopted by the invention is as follows: a liftable intelligent medicine changing infusion support comprises a lifting mechanism, an infusion support, an infusion bottle fixing mechanism, a needle inserting and pulling mechanism and a bottle unloading mechanism; the lifting mechanism adjusts the height of the whole equipment to enable the equipment to reach a proper position; the infusion support is rotatably arranged on the lifting mechanism and used for placing an infusion bottle; the infusion bottle fixing mechanism is slidably mounted on the fixed rotating shaft of the infusion frame, so that the infusion bottle is fixed by adjusting the height of the infusion bottle according to the specification of the infusion bottle, and the application range of the device is expanded; the needle inserting and pulling mechanism is movably arranged on the lifting mechanism, so that the functions of automatically pulling a needle after a bottle is delivered and automatically inserting a needle after medicine is replaced are realized, the automatic needle inserting and pulling mechanism can automatically work under the condition of lacking of medical care personnel, and the labor is saved; the bottle unloading mechanism is movably arranged on the lifting mechanism, so that the function of automatically replacing the empty infusion bottle is realized.

Further, the lifting mechanism comprises a support frame, a slide rail group, a conical gear group A, a lifting screw group, a lifting frame, an empty infusion bottle containing barrel, a gear fixing plate A, an infusion tube hole, a gear fixing plate B and a gear fixing plate C; the universal wheels are mounted at the lower end of the supporting frame, so that the equipment can move conveniently; the sliding rail groups are respectively and fixedly arranged on two sides of the upper end surface of the supporting frame, and square grooves are formed in the sliding rail groups; the bevel gear set A is rotatably arranged on a supporting plate in the middle of the supporting frame and comprises a lifting switch and two bevel gears fixed on a fixed rotating shaft; the lifting screw groups are respectively rotatably arranged on two sides of the support frame, threads are arranged on the lifting screw groups, and conical gears are arranged at the lower ends of the lifting screw groups; the lifting frame is slidably arranged in the groove of the slide rail group, threaded holes are formed in two sides of the lifting frame, and the middle of the lifting frame is provided with the drip stand installation barrel; the empty infusion bottle containing barrel is fixedly arranged on the sliding rail group and is used for containing an empty infusion bottle; the gear fixing plate A is fixedly connected with the lifting frame through a fixing rod group; the gear fixing plate A is provided with a transfusion tube hole and other gear fixing frame groups for fixing a gear set on the needle plugging and unplugging mechanism; and the gear fixing plate B and the gear fixing plate C are fixedly arranged on the sliding rail set and used for fixing a gear set on the bottle unloading mechanism.

Further, the drip stand comprises a rotating shaft, a hook disc, a hook group and a sliding rail A; the rotating shaft is rotatably arranged in the drip stand mounting cylinder on the lifting stand; a sliding rail A is arranged on the rotating shaft; the hook plate is fixedly arranged on the rotating shaft; the hook disc is provided with a hook group which is used for hanging a transfusion bottle; the whole material of the infusion support is stainless steel.

Further, the infusion bottle fixing mechanism comprises an infusion bottle fixing disc, a bottle opening fixing hole, a screw rod A and a fixing switch; the infusion bottle fixing disc is slidably arranged on the rotating shaft; a bottle mouth fixing hole is formed in the periphery of the infusion bottle fixing disc and used for fixing an infusion bottle mouth, a threaded hole is formed in the side face of the bottle mouth fixing hole, and a round and square combined groove is formed in the middle of the bottle mouth fixing hole; the screw rod A is rotatably arranged in a threaded hole on the fixed disk of the infusion bottle; the fixed switch is fixedly connected with the screw rod A.

Furthermore, the needle inserting and pulling mechanism comprises a motor A, a cylindrical gear B, a gear set A, a gear set B, a gear set C, a spring, a needle head fixing frame A, a needle head fixing frame B and an adjusting screw rod; the motor A is fixedly arranged on a motor fixing frame on the gear fixing plate A; the cylindrical gear A and the gear set A are rotatably arranged in a circular hole in the gear fixing plate A, wherein the cylindrical gear A is an incomplete gear, and the gear set A comprises a cylindrical gear and a conical gear; a rotating shaft of the motor A is fixedly connected with the cylindrical gear A; the cylindrical gear B is fixedly arranged on the rotating shaft; the gear set B is rotatably arranged in a gear fixing cylinder on the gear fixing plate A and comprises a driving wheel and a conical gear; the gear set C is rotatably arranged on a gear fixing vertical plate on the gear fixing plate A and comprises a cam and a transmission wheel; the needle fixing frame A is slidably arranged in a sliding groove on a gear fixing vertical plate of the gear fixing plate A; one end of the spring is fixedly arranged on a transverse plate on the needle fixing frame A, and the other end of the spring is fixedly arranged on a gear fixing vertical plate on the gear fixing plate A; the adjusting screw rod is rotatably arranged in a round hole of the needle head fixing frame A; the other end of the adjusting screw rod is locked by a nut; the needle fixing frame B is slidably arranged on the adjusting screw rod.

Further, the bottle unloading mechanism comprises an empty infusion bottle fixing frame A, an empty infusion bottle fixing frame B, a motor B, a cylindrical gear C, a gear set D, a gear set E, a cylindrical gear D, a gear set F, a motor C, a transmission wheel, a gear set G and a cylindrical gear E; the empty infusion bottle fixing frame A is rotatably arranged on the gear fixing plate B; the empty infusion bottle fixing frame B is rotatably arranged on two sides of the front end of the empty infusion bottle fixing frame A; the motor B is fixedly arranged on a motor fixing frame on the gear fixing plate C; the cylindrical gear C, the gear set D and the gear set F are rotatably arranged on the gear fixing plate C; a rotating shaft of the motor B is fixedly connected with the cylindrical gear C; wherein the C position of the cylindrical gear is an incomplete gear; the gear set D comprises a cylindrical gear and a conical gear; the gear set E is rotatably arranged on a gear fixing block on the gear fixing plate C and comprises a cam and a conical gear; the cylindrical gear D is fixedly arranged on a vertical rod of the hollow infusion bottle fixing frame A; the motor C is fixedly arranged on a motor fixing frame on the empty infusion bottle fixing frame A; the transmission wheel, the gear group G and the cylindrical gear E are rotatably arranged on the empty infusion bottle fixing frame A; wherein the gear group G comprises a cylindrical gear and a transmission wheel; and a rotating shaft of the motor C is fixedly connected with the cylindrical gear of the gear group G.

Due to the adoption of the technical scheme, the invention has the following advantages:

(1) the device realizes the function of lifting equipment through the lifting mechanism of the device, and the height of the drip stand can be adjusted by rotating the switch with one hand, so that the device is simple to operate, time-saving and labor-saving;

(2) the infusion bottle fixing mechanism of the device can adjust the height of the infusion bottle according to the specification of the infusion bottle to fix the infusion bottle, so that the application range of the device is expanded;

(3) according to the automatic intravenous drip infusion bottle changing device, the automatic intravenous drip infusion bottle changing function of the intravenous drip rack is realized through the needle inserting and pulling mechanism and the bottle unloading mechanism of the device, medical staff is not required to change the intravenous drip rack, and the labor cost is saved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the lifting mechanism of the present invention.

Fig. 3 is a schematic structural view of the whole drip stand of the present invention.

Fig. 4 is a partially enlarged schematic view of a in fig. 3.

FIG. 5 is a schematic structural diagram of a bottle unloading mechanism of the present invention.

Fig. 6-7 are enlarged partial views of B and C of fig. 5.

Reference numerals:

1-a lifting mechanism; 2-a drip stand; 3-an infusion bottle fixing mechanism; 4-a pin plugging and unplugging mechanism; 5-a bottle unloading mechanism; 101-a support frame; 102-a slide rail set; 103-conical gear set a; 104-a lifting screw group; 105-a lifting frame; 106-empty infusion bottle containing barrel; 107-gear fixed plate A; 108-infusion tube holes; 109-gear fixing plate B; 110-gear fixed plate C; 201-a rotating shaft; 202-a hook plate; 203-hook group; 204-slide rail A; 301-fixing the infusion bottle; 302-bottle mouth fixing hole; 303-lead screw A; 304-a fixed switch; 401-Motor A; 402-cylindrical gear a; 403-spur gear B; 404-gear set a; 405 — gear set B; 406-gear set C; 407-a spring; 408-needle head fixing rack A; 409-needle head fixing frame B; 410-adjusting a lead screw; 501-empty transfusion bottle fixing frame A; 502-empty infusion bottle holder B; 503-motor B; 504-cylindrical gear C; 505-gear set D; 506-Gear set E; 507-cylindrical gear D; 508-gear set F; 509-Motor C; 510-a transmission wheel; 511-gear set G; 512-cylindrical gear E.

Detailed Description

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in many ways other than those described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit of the invention, and therefore the invention is not limited to the specific embodiments disclosed below.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the embodiment, as shown in fig. 1-7, a liftable intelligent medicine changing infusion frame comprises a lifting mechanism 1, an infusion frame 2, an infusion bottle fixing mechanism 3, a needle inserting and pulling mechanism 4 and a bottle unloading mechanism 5; the lifting mechanism 1 adjusts the height of the whole equipment to enable the equipment to reach a proper position; the infusion support 2 is rotatably arranged on the lifting mechanism 1 and used for placing an infusion bottle; the infusion bottle fixing mechanism 3 is slidably mounted on the fixing rotating shaft 201 of the infusion frame 2, so that the infusion bottle is fixed by adjusting the height of the infusion bottle according to the specification of the infusion bottle, and the application range of the device is expanded; the needle inserting and pulling mechanism 4 is movably arranged on the lifting mechanism 1, so that the functions of automatically pulling a needle after a bottle is delivered and automatically inserting a needle after medicine is replaced are realized, the automatic needle inserting and pulling mechanism can automatically work under the condition that medical staff are lacked, and the labor is saved; the bottle unloading mechanism 5 is movably arranged on the lifting mechanism 1, so that the function of replacing an empty infusion bottle is realized.

In an optional implementation manner of the embodiment of the present invention, the lifting mechanism 1 includes a support frame 101, a slide rail set 102, a conical gear set a103, a lifting screw set 104, a lifting frame 105, an empty infusion bottle holding barrel 106, a gear fixing plate a107, an infusion tube hole 108, a gear fixing plate B109, and a gear fixing plate C110; the universal wheels are mounted at the lower end of the support frame 101, so that the equipment can move conveniently; the sliding rail sets 102 are respectively and fixedly arranged on two sides of the upper end surface of the support frame 101, and square grooves are formed in the sliding rail sets 102; the bevel gear set A103 is rotatably arranged on a supporting plate in the middle of the supporting frame 101, and the bevel gear set A103 comprises a lifting switch and two bevel gears fixed on the fixed rotating shaft 201; the lifting screw group 104 is respectively rotatably installed at two sides of the support frame 101, threads are arranged on the lifting screw group 104, and a conical gear is arranged at the lower end of the lifting screw group 104; the lifting frame 105 is slidably arranged in a groove of the slide rail group 102, threaded holes are formed in two sides of the lifting frame 105, and an installation cylinder of the drip stand 2 is arranged in the middle of the lifting frame 105; the empty infusion bottle containing barrel 106 is fixedly arranged on the sliding rail group 102 and is used for containing an empty infusion bottle; the gear fixing plate A107 is fixedly connected with the lifting frame 105 through a fixing rod group; the gear fixing plate A107 is provided with a transfusion tube hole 108 and other gear fixing frame groups for fixing a gear group on the needle plugging and unplugging mechanism 4; the gear fixing plate B109 and the gear fixing plate C110 are fixedly arranged on the slide rail group 102 and are used for fixing a gear group on the bottle unloading mechanism 5; specifically, when the height of the device needs to be adjusted, a lifting switch on the conical gear set A103 is manually rotated, and a conical gear on the conical gear set A103 drives a conical gear on the lifting screw group 104; the bevel gear on the lifting screw group 104 moves the lifting screw group 104 to rotate; the lifting screw group 104 is in threaded fit with the lifting frame 105 to lift the lifting frame 105, so that the height of the whole equipment is adjusted.

In an optional implementation manner of the embodiment of the present invention, the drip stand 2 includes a rotating shaft 201, a hook plate 202, a hook group 203, and a slide rail a 204; the rotating shaft 201 is rotatably arranged in the mounting cylinder of the drip stand 2 on the lifting frame 105; a sliding rail A204 is arranged on the rotating shaft 201; the hook plate 202 is fixedly arranged on the rotating shaft 201; the hook plate 202 is provided with a hook group 203, and the hook group 203 is used for hanging an infusion bottle; the whole material of the infusion support 2 is stainless steel.

In an optional implementation manner of the embodiment of the present invention, the infusion bottle fixing mechanism 3 includes an infusion bottle fixing plate 301, a bottle mouth fixing hole 302, a screw a303, and a fixing switch 304; the fixed plate 301 of the infusion bottle is slidably arranged on the rotating shaft 201; a bottle mouth fixing hole 302 is formed in the periphery of the infusion bottle fixing plate 301, the bottle mouth fixing hole 302 is used for fixing an infusion bottle mouth, a threaded hole is formed in the side face of the bottle mouth fixing hole 302, and a circular and square combined groove is formed in the middle of the bottle mouth fixing hole 302; the screw rod A303 is rotatably arranged in a threaded hole on the fixed disc 301 of the infusion bottle; the fixed switch 304 is fixedly connected with the lead screw A303, specifically, when an infusion bottle is hung on the hook group 203, the fixed switch 304 is rotated to enable the lead screw A303 to be matched with the thread on the threaded hole of the fixed disc 301 of the infusion bottle, and the lead screw A303 moves outwards; at the moment, the lead screw A303 is not in contact with the rotating shaft 201, and no friction exists; the infusion bottle fixing plate 301 is adjusted by moving up and down, so that the infusion bottle fixing plate 301 reaches a proper height to fix an infusion bottle; then, the fixing switch 304 is rotated reversely to enable the lead screw A303 to be matched with the thread on the threaded hole of the fixed disc 301 of the infusion bottle, and the lead screw A303 moves inwards; at this time, the screw a303 contacts with the rotating shaft 201, and the infusion bottle fixing plate 301 is fixed by the friction force.

In an optional implementation manner of the embodiment of the present invention, the needle inserting and extracting mechanism 4 includes a motor a401, a cylindrical gear a402, a cylindrical gear B403, a gear set a404, a gear set B405, a gear set C406, a spring 407, a needle holder a408, a needle holder B409, and an adjusting screw 410; the motor A401 is fixedly arranged on a motor fixing frame on the gear fixing plate A107; the cylindrical gear A402 and the gear set A404 are rotatably arranged in a circular hole on the gear fixing plate A107, wherein the cylindrical gear A402 is an incomplete gear, and the gear set A404 comprises a cylindrical gear and a conical gear; a rotating shaft 201 of the motor A401 is fixedly connected with a cylindrical gear A402; the cylindrical gear B403 is fixedly arranged on the rotating shaft 201; the gear set B405 is rotatably arranged in a gear fixing cylinder on the gear fixing plate A107, and the gear set B405 comprises a transmission wheel 510 and a conical gear; the gear set C406 is rotatably arranged on a gear fixing vertical plate on the gear fixing plate A107, and the gear set C406 comprises a cam and a transmission wheel 510; the needle fixing frame A408 is slidably arranged in a chute on a gear fixing vertical plate of the gear fixing plate A107; one end of the spring 407 is fixedly arranged on a transverse plate on the needle fixing frame A408, and the other end of the spring is fixedly arranged on a gear fixing vertical plate on the gear fixing plate A107; the adjusting screw 410 is rotatably arranged in a round hole of the needle head fixing frame A408; the other end of the adjusting screw 410 is locked by a nut; the needle fixing frame B409 is slidably arranged on the adjusting screw 410; specifically, during infusion, a needle is inserted into an infusion bottle, the distance between the needle fixing frame A408 and the needle fixing frame B409 is adjusted to be matched with the size of the infusion needle, and then the nut on the adjusting screw 410 is rotated to fix the positions of the needle fixing frame A408 and the needle fixing frame B409 so as to lock the infusion needle; when a bottle of liquid medicine is completely delivered, the motor A401 drives the cylindrical gear A402; the gear on the cylindrical gear A402 is meshed with the cylindrical gear at the lower end of the gear group A404 and is disengaged from the cylindrical gear B403; the cylindrical gear A402 drives a cylindrical gear at the lower end of the gear group A404; the bevel gear at the upper end of the gear set A404 drives the bevel gear on the gear set B405; the driving wheel 510 on the gear set B405 drives the driving wheel 510 on the gear set C406 through a belt; the cam on the gear set C406 rotates for half a circle, and the gear set C406 drives the needle head fixing frame A408 to descend; pulling out the transfusion needle locked by the needle head fixing frame A408 and the needle head fixing frame B409; at the moment, the gear on the cylindrical gear A402 is disengaged from the cylindrical gear at the lower end of the gear set A404 and is engaged with the cylindrical gear B403; the cylindrical gear A402 drives a cylindrical gear B403; the cylindrical gear B403 rotates to rotate the next finished infusion bottle to the position above the infusion needle, and simultaneously, the empty infusion bottle is rotated to the position of the bottle unloading mechanism 5; then, the gear on the cylindrical gear A402 is meshed with the cylindrical gear at the lower end of the gear set A404 and is disengaged from the cylindrical gear B403; (ii) a The cylindrical gear A402 drives a cylindrical gear at the lower end of the gear group A404; the bevel gear at the upper end of the gear set A404 drives the bevel gear on the gear set B405; the driving wheel 510 on the gear set B405 drives the driving wheel 510 on the gear set C406 through a belt; the cam on the gear set C406 rotates for half a circle, and the gear set C406 drives the needle head fixing frame A408 to ascend; the infusion needles locked by the needle holder A408 and the needle holder B409 are inserted into a new infusion bottle.

In an optional implementation manner of the embodiment of the present invention, the bottle unloading mechanism 5 includes an empty infusion bottle fixing frame a501, an empty infusion bottle fixing frame B502, a motor B503, a cylindrical gear C504, a gear set D505, a gear set E506, a cylindrical gear D507, a gear set F508, a motor C509, a transmission wheel 510, a gear set G511, and a cylindrical gear E512; the empty infusion bottle fixing frame A501 is rotatably arranged on the gear fixing plate B109; the empty infusion bottle fixing frame B502 is rotatably arranged at the two sides of the front end of the empty infusion bottle fixing frame A501; the motor B503 is fixedly arranged on a motor fixing frame on the gear fixing plate C110; the cylindrical gear C504, the gear set D505 and the gear set F508 are rotatably arranged on the gear fixing plate C110; a rotating shaft 201 of the motor B503 is fixedly connected with the cylindrical gear C504; wherein the C504 position of the cylindrical gear is an incomplete gear; gear set D505 comprises a cylindrical gear and a conical gear; the gear set E506 is rotatably mounted on the gear fixing block on the gear fixing plate C110, wherein the gear set E506 comprises a cam and a bevel gear; the cylindrical gear D507 is fixedly arranged on a vertical rod of the hollow infusion bottle fixing frame A501; the motor C509 is fixedly arranged on a motor fixing frame on the empty infusion bottle fixing frame A501; the driving wheel 510, the gear group G511 and the cylindrical gear E512 are rotatably arranged on the empty infusion bottle fixing frame A501; wherein gear set G511 comprises a cylindrical gear and a drive wheel 510; a rotating shaft 201 of the motor C509 is fixedly connected with a cylindrical gear of the gear group G511; specifically, when the needle inserting and pulling mechanism 4 rotates the empty infusion bottle to the position of the bottle unloading mechanism 5, the motor B503 drives the cylindrical gear C504; the cylindrical gear C504 is an incomplete gear, and at the moment, the cylindrical gear C504 is meshed with a cylindrical gear at the lower end of the gear set D505 and is disengaged from a gear at the lower end of the motor B503; the cylindrical gear C504 drives a gear at the lower end of the gear set D505; the bevel gear at the upper end of the gear set D505 drives the bevel gear at the front end of the gear set E506; a cam at the rear end of the gear group E506 drives the empty infusion bottle fixing frame A501 to rise until the cylindrical gear D507 is meshed with the cylindrical gear at the upper end of the gear group F508; motor C509 drives gear set G511; the cylindrical gear at the upper end of the gear group G511 drives the cylindrical gear E512; the driving wheel 510 at the lower end of the gear group G511 drives the driving wheel 510 through a belt; the driving wheel 510 and the cylindrical gear E512 respectively drive the empty infusion bottle fixing frames B502 at two sides of the empty infusion bottle fixing frame A501 to clamp the infusion bottle; then the cylindrical gear C504 rotates until the cylindrical gear C504 is disengaged from the cylindrical gear at the lower end of the gear set D505 and is engaged with the gear at the lower end of the motor B503; spur gear C504 drives gear set F508; the gear set F508 drives a cylindrical gear D507; the cylindrical gear D507 drives the empty infusion bottle fixing frame A501 to rotate; the rotation of the empty infusion bottle fixing frame A501 enables the empty infusion bottle fixing frame B502 to be positioned above the empty infusion bottle containing barrel 106; then the motor C509 rotates reversely to drive the gear set G511; the gear group G511 drives the transmission wheel 510 and the cylindrical gear E512 respectively; the driving wheel 510 and the cylindrical gear E512 respectively drive the empty infusion bottle fixing frames B502 at two sides of the empty infusion bottle fixing frame a501 to loosen the infusion bottle and make the infusion bottle fall into the empty infusion bottle containing barrel 106.

The working principle of the invention is as follows: when the equipment is used, when the height of the equipment needs to be adjusted, a lifting switch on the conical gear set A103 is manually rotated, and a conical gear on the conical gear set A103 drives a conical gear on the lifting screw rod set 104; the bevel gear on the lifting screw group 104 moves the lifting screw group 104 to rotate; the lifting screw group 104 is matched with the lifting frame 105 through screw threads to lift the lifting frame 105, so that the height of the whole equipment is adjusted

The infusion bottle is hung on the hook group 203, the fixing switch 304 is rotated to enable the screw rod A303 to be matched with the thread on the threaded hole of the infusion bottle fixing disc 301, and the screw rod A303 moves outwards; at the moment, the lead screw A303 is not in contact with the rotating shaft 201, and no friction exists; the infusion bottle fixing plate 301 is adjusted by moving up and down, so that the infusion bottle fixing plate 301 reaches a proper height to fix an infusion bottle; then, the fixing switch 304 is rotated reversely to enable the lead screw A303 to be matched with the thread on the threaded hole of the fixed disc 301 of the infusion bottle, and the lead screw A303 moves inwards; at the moment, the screw rod A303 is contacted with the rotating shaft 201, and the fixed disc 301 of the infusion bottle is fixed under the action of friction force;

during infusion, a needle is inserted into an infusion bottle, the distance between the needle fixing frame A408 and the needle fixing frame B409 is adjusted to be matched with the size of the infusion needle, and then the position of the needle fixing frame A408 and the position of the needle fixing frame B409 are fixed by rotating a nut on an adjusting screw 410 to lock the infusion needle; when a bottle of liquid medicine is completely delivered, the motor A401 drives the cylindrical gear A402; the gear on the cylindrical gear A402 is meshed with the cylindrical gear at the lower end of the gear group A404 and is disengaged from the cylindrical gear B403; the cylindrical gear A402 drives a cylindrical gear at the lower end of the gear group A404; the bevel gear at the upper end of the gear set A404 drives the bevel gear on the gear set B405; the driving wheel 510 on the gear set B405 drives the driving wheel 510 on the gear set C406 through a belt; the cam on the gear set C406 rotates for half a circle, and the gear set C406 drives the needle head fixing frame A408 to descend; pulling out the transfusion needle locked by the needle head fixing frame A408 and the needle head fixing frame B409; at the moment, the gear on the cylindrical gear A402 is disengaged from the cylindrical gear at the lower end of the gear set A404 and is engaged with the cylindrical gear B403; the cylindrical gear A402 drives a cylindrical gear B403; the cylindrical gear B403 rotates to rotate the next finished infusion bottle to the position above the infusion needle, and simultaneously, the empty infusion bottle is rotated to the position of the bottle unloading mechanism 5; then, the gear on the cylindrical gear A402 is meshed with the cylindrical gear at the lower end of the gear set A404 and is disengaged from the cylindrical gear B403; (ii) a The cylindrical gear A402 drives a cylindrical gear at the lower end of the gear group A404; the bevel gear at the upper end of the gear set A404 drives the bevel gear on the gear set B405; the driving wheel 510 on the gear set B405 drives the driving wheel 510 on the gear set C406 through a belt; the cam on the gear set C406 rotates for half a circle, and the gear set C406 drives the needle head fixing frame A408 to ascend; inserting the infusion needles locked by the needle fixing frame A408 and the needle fixing frame B409 into a new infusion bottle;

when the needle inserting and pulling mechanism 4 rotates the empty infusion bottle to the position of the bottle unloading mechanism 5, the motor B503 drives the cylindrical gear C504; the cylindrical gear C504 is an incomplete gear, and at the moment, the cylindrical gear C504 is meshed with a cylindrical gear at the lower end of the gear set D505 and is disengaged from a gear at the lower end of the motor B503; the cylindrical gear C504 drives a gear at the lower end of the gear set D505; the bevel gear at the upper end of the gear set D505 drives the bevel gear at the front end of the gear set E506; a cam at the rear end of the gear group E506 drives the empty infusion bottle fixing frame A501 to rise until the cylindrical gear D507 is meshed with the cylindrical gear at the upper end of the gear group F508; motor C509 drives gear set G511; the cylindrical gear at the upper end of the gear group G511 drives the cylindrical gear E512; the driving wheel 510 at the lower end of the gear group G511 drives the driving wheel 510 through a belt; the driving wheel 510 and the cylindrical gear E512 respectively drive the empty infusion bottle fixing frames B502 at two sides of the empty infusion bottle fixing frame A501 to clamp the infusion bottle; then the cylindrical gear C504 rotates until the cylindrical gear C504 is disengaged from the cylindrical gear at the lower end of the gear set D505 and is engaged with the gear at the lower end of the motor B503; spur gear C504 drives gear set F508; the gear set F508 drives a cylindrical gear D507; the cylindrical gear D507 drives the empty infusion bottle fixing frame A501 to rotate; the rotation of the empty infusion bottle fixing frame A501 enables the empty infusion bottle fixing frame B502 to be positioned above the empty infusion bottle containing barrel 106; then the motor C509 rotates reversely to drive the gear set G511; the gear group G511 drives the transmission wheel 510 and the cylindrical gear E512 respectively; the driving wheel 510 and the cylindrical gear E512 respectively drive the empty infusion bottle fixing frames B502 at two sides of the empty infusion bottle fixing frame a501 to loosen the infusion bottle and make the infusion bottle fall into the empty infusion bottle containing barrel 106.

Claims

1. A liftable intelligent medicine changing infusion frame is characterized by comprising a lifting mechanism (1), an infusion frame (2), an infusion bottle fixing mechanism (3), a needle inserting and pulling mechanism (4) and a bottle unloading mechanism (5); the lifting mechanism (1) adjusts the height of the whole equipment to enable the whole equipment to reach a proper position; the infusion support (2) is rotatably arranged on the lifting mechanism (1) and is used for placing an infusion bottle; the infusion bottle fixing mechanism (3) is slidably mounted on the fixing rotating shaft (201) of the infusion frame (2), so that the infusion bottle is fixed by adjusting the height of the infusion bottle according to the specification of the infusion bottle, and the application range of the device is expanded; the needle inserting and pulling mechanism (4) is movably arranged on the lifting mechanism (1), so that the functions of automatically pulling a needle after a bottle is delivered and automatically inserting a needle after medicine is replaced are realized, the automatic needle inserting and pulling mechanism can automatically work under the condition that medical staff are lacked, and the labor is saved; the bottle unloading mechanism (5) is movably arranged on the lifting mechanism (1), so that the function of automatically replacing an empty infusion bottle is realized; the lifting mechanism (1) comprises a support frame (101), a slide rail group (102), a conical gear group A (103), a lifting screw group (104), a lifting frame (105) and an empty infusion bottle containing barrel (106); the lower end of the support frame (101) is provided with a universal wheel; the sliding rail sets (102) are respectively and fixedly arranged on two sides of the upper end surface of the support frame (101), and square grooves are formed in the sliding rail sets (102); the bevel gear set A (103) is rotatably arranged on a supporting plate in the middle of the supporting frame (101), and the bevel gear set A (103) comprises a lifting switch and two bevel gears fixed on a fixed rotating shaft; the lifting screw group (104) is respectively and rotatably arranged on two sides of the support frame (101), threads are arranged on the lifting screw group (104), and a bevel gear is arranged at the lower end of the lifting screw group (104); the lifting frame (105) is slidably arranged in a groove of the sliding rail group (102), threaded holes are formed in two sides of the lifting frame (105), and an installation cylinder of the drip frame (2) is arranged in the middle of the lifting frame (105); the empty infusion bottle containing barrel (106) is fixedly arranged on the sliding rail group (102); the needle inserting and pulling mechanism (4) comprises a needle head fixing frame A (408), a needle head fixing frame B (409) and an adjusting screw rod (410); the needle fixing frame A (408) is slidably arranged in a sliding groove on a gear fixing vertical plate of the gear fixing plate A (107); one end of a spring (407) is fixedly arranged on a transverse plate on the needle fixing frame A (408), and the other end of the spring is fixedly arranged on a gear fixing vertical plate on the gear fixing plate A (107); the adjusting screw rod (410) is rotatably arranged in a round hole of the needle head fixing frame A (408); the other end of the adjusting screw rod (410) is locked by a nut; the needle head fixing frame B (409) is slidably arranged on the adjusting screw rod (410); the bottle unloading mechanism (5) comprises an empty infusion bottle fixing frame A (501), an empty infusion bottle fixing frame B (502), a motor B (503) and a motor C (509); the empty infusion bottle fixing frame A (501) is rotatably arranged on the gear fixing plate B (109); the empty infusion bottle fixing frame B (502) is rotatably arranged on two sides of the front end of the empty infusion bottle fixing frame A (501); the motor B (503) is fixedly arranged on a motor fixing frame on the gear fixing plate C (110); the motor C (509) is fixedly arranged on the motor fixing frame on the empty infusion bottle fixing frame A (501).

2. The liftable intelligent medicine changing drip stand according to claim 1, wherein the lifting mechanism (1) further comprises a gear fixing plate A (107), a transfusion tube hole (108), a gear fixing plate B (109) and a gear fixing plate C (110);

the gear fixing plate A (107) is fixedly connected with the lifting frame (105) through a fixing rod group; the gear fixing plate A (107) is provided with a transfusion tube hole (108) and other gear fixing frame groups; the gear fixing plate B (109) and the gear fixing plate C (110) are fixedly arranged on the slide rail group (102).

3. The liftable intelligent dressing change drip stand according to claim 1, wherein the drip stand (2) comprises a rotating shaft (201), a hook plate (202), a hook group (203) and a sliding rail A (204);

the rotating shaft (201) is rotatably arranged in the mounting cylinder of the drip stand (2) on the lifting frame (105); a sliding rail A (204) is arranged on the rotating shaft (201); the hook plate (202) is fixedly arranged on the rotating shaft (201); the hook plate (202) is provided with a hook group (203).

4. The liftable intelligent medicine changing drip stand according to claim 1, wherein the infusion bottle fixing mechanism (3) comprises an infusion bottle fixing plate (301), a bottle opening fixing hole (302), a lead screw A (303) and a fixing switch (304);

the infusion bottle fixing disc (301) is slidably arranged on the rotating shaft (201); a bottle mouth fixing hole (302) is formed in the periphery of the infusion bottle fixing disc (301), a threaded hole is formed in the side face of the bottle mouth fixing hole (302), and a round and square combined groove is formed in the middle of the bottle mouth fixing hole (302); the screw rod A (303) is rotatably arranged in a threaded hole on the fixed disc (301) of the infusion bottle; the fixed switch (304) is fixedly connected with the lead screw A (303).

5. The liftable intelligent medicine changing drip stand according to claim 1, wherein the needle inserting and pulling mechanism (4) further comprises a motor A (401), a cylindrical gear A (402), a cylindrical gear B (403), a gear set A (404), a gear set B (405), a gear set C (406) and a spring (407);

the motor A (401) is fixedly arranged on a motor fixing frame on the gear fixing plate A (107); the cylindrical gear A (402) and the gear set A (404) are rotatably arranged in a circular hole on the gear fixing plate A (107), wherein the cylindrical gear A (402) is an incomplete gear, and the gear set A (404) comprises a cylindrical gear and a conical gear; a rotating shaft (201) of the motor A (401) is fixedly connected with the cylindrical gear A (402); the cylindrical gear B (403) is fixedly arranged on the rotating shaft (201); the gear set B (405) is rotatably arranged in a gear fixing cylinder on the gear fixing plate A (107), and the gear set B (405) comprises a transmission wheel (510) and a conical gear; the gear set C (406) is rotatably mounted on a gear fixing riser on the gear fixing plate A (107), and the gear set C (406) comprises a cam and a transmission wheel (510).

6. The liftable intelligent medicine changing drip stand according to claim 1, wherein the bottle unloading mechanism (5) further comprises a cylindrical gear C (504), a gear set D (505), a gear set E (506), a cylindrical gear D (507), a gear set F (508), a transmission wheel (510), a gear set G (511) and a cylindrical gear E (512);

the cylindrical gear C (504), the gear set D (505) and the gear set F (508) are rotatably arranged on the gear fixing plate C (110); a rotating shaft (201) of the motor B (503) is fixedly connected with the cylindrical gear C (504); the gear set E (506) is rotatably arranged on a gear fixing block on the gear fixing plate C (110); the cylindrical gear D (507) is fixedly arranged on a vertical rod of the empty infusion bottle fixing frame A (501); the transmission wheel (510), the gear group G (511) and the cylindrical gear E (512) are rotatably arranged on the empty infusion bottle fixing frame A (501); and a rotating shaft (201) of the motor C (509) is fixedly connected with a cylindrical gear of the gear group G (511).