CN112043594A

CN112043594A - Clinical medicine concentration regulator of department of anesthesia

Info

Publication number: CN112043594A
Application number: CN202010958969.5A
Authority: CN
Inventors: 辛维政; 魏利; 张加强; 冯燕; 曹颖莉; 王奕潼; 卢奕楷
Original assignee: Henan Provincial Peoples Hospital
Current assignee: Henan Provincial Peoples Hospital
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2020-12-08

Abstract

A clinical drug concentration regulator for anesthesia department, which solves the problems of low manual configuration efficiency and increased configuration error rate due to easy fatigue of doctors; the device comprises a shell, wherein an intermittent rotating indexing disc is arranged on the shell for indexing transmission of a dispensing bottle, a dispensing assembly is arranged above one of intermittent positions on the indexing disc, a cylindrical cam indexing mechanism is arranged on the shell and matched with the dispensing assembly for concentration adjustment, and a blending device is correspondingly matched and arranged above the other intermittent position on the indexing disc; the automatic configuration device has a novel structure and ingenious conception, can perform automatic configuration, replaces manual configuration, improves the configuration efficiency, can reduce the working intensity of doctors due to automatic configuration, can also enable the concentration of the medicine to be configured more accurately, and effectively reduces the error rate of manual configuration; the prepared liquid medicine can be automatically mixed, so that the concentration of the medicine is more uniformly mixed.

Description

Clinical medicine concentration regulator of department of anesthesia

Technical Field

The invention belongs to the technical field of medical treatment, and particularly relates to a clinical drug concentration regulator for an anesthesia department.

Background

With the development of science and technology, the treatment means of diseases is more abundant, and a large number of patients are subjected to surgical operations every day in each large hospital, so that the pain of the patients is relieved by anesthesia generally in the operation or emergency medical process, and meanwhile, the interruption of the operation or treatment process caused by the large actions of violent reaction, convulsion or conditioned reflex and the like of the patients in the middle of the operation can be avoided; before anesthesia, an anesthesiologist can select the concentration to be anesthetized according to the body type, age, physical state and the like of a patient, because the concentration of a liquid medicine directly influences the anesthesia effect, medical safety accidents are easily caused when the concentration is too high or too low; therefore, not only the ideal anesthetic effect is achieved, but also the body of the patient is not damaged, and an anesthesiologist should strictly operate according to the regulations and requirements when preparing the liquid medicine, however, the existing anesthetic preparation mostly adopts manual preparation, the preparation efficiency is low, the working strength of a doctor is increased, the error rate is increased in the preparation process, and the smooth development of subsequent operations or treatment is influenced.

Disclosure of Invention

Aiming at the technical problems, the invention provides a clinical drug concentration regulator for anesthesia department, which solves the problems of low manual configuration efficiency and increased configuration error rate due to easy fatigue of doctors.

In order to achieve the above object, the present invention provides the following technical solutions; the automatic feeding device comprises a shell, an intermittent rotating transposition disc is arranged on the upper end face of the shell, a plurality of grooves { a, b, c.. n } which are uniformly distributed in the circumference are arranged on the transposition disc, a bracket is rotationally connected in each groove { a, b, c.. n }, a medicine dispensing bottle is placed on the bracket, a first conveying line for intermittent feeding is correspondingly arranged on each groove { a }, a second conveying line for intermittent discharging is correspondingly arranged on each groove { n }, a medicine dispensing assembly is correspondingly arranged above each groove { b }, a cylindrical cam transposition mechanism is arranged on the shell and comprises a cylindrical cam which is rotationally connected with the shell, the cylindrical cam does intermittent reciprocating rotary motion on the shell, a V-shaped lifting groove is formed in the side wall of the cylindrical cam, a transposition rod is sleeved in the cylindrical cam, and a first driving pin which is matched with the V-shaped lifting groove and slides is fixedly connected to the transposition rod, the drug dispensing device is characterized in that the indexing rod is further provided with a guide groove, the guide groove is composed of a first vertical groove, a second vertical groove and an indexing groove for connecting the first vertical groove and the second vertical groove, the shell is fixedly connected with a guide pin matched with the guide groove, the indexing rod is fixedly connected with a support, the support is detachably connected with the drug dispensing assembly, the shell is provided with a drug feeding bottle corresponding to the groove { b }, the drug feeding bottle can also be matched with the drug dispensing assembly for drug feeding, a blending device is arranged correspondingly above the groove { c }, the blending device comprises a first rotating shaft rotatably connected with the shell, the first rotating shaft is fixedly connected with a driving wheel, the shell is fixedly connected with a positioning frame, a driven wheel rotatably connected with the positioning frame is arranged above the groove { c }, a driving belt for connection is arranged between the driven wheel and the driving wheel, the driven wheel is connected with a pressing rod through a spline, the lower end of the pressing rod is fixedly connected with a pressing head, the positioning frame is vertically and slidably connected with a lifting rod capable of intermittently lifting, the upper end of the lifting rod is fixedly connected with a connecting rod, and the pressing rod is rotatably connected with the connecting rod;

the dispensing assembly comprises a suction tube detachably connected with the support, the lower end of the suction tube is fixedly communicated with a contact pin, and the upper end of the suction tube is communicated with a suction device.

Preferably, a first gear and a second gear which are meshed with each other are rotatably connected in the shell, a first rotary disc is coaxially and fixedly connected to the first gear, a first driving pin and a first locking block are fixedly connected to the first rotary disc, a second rotary disc is coaxially and fixedly connected to the second gear, a second driving pin and a second locking block are fixedly connected to the second rotary disc, a driven sheave is arranged on the first rotary disc in a matched mode to form a first sheave mechanism, the driven sheave and the second rotary disc are matched to form a second sheave mechanism, the first driving pin and the second driving pin are sequentially matched with the driven sheave to enable the first driving pin and the second driving pin to do intermittent reciprocating rotary motion, a large gear is coaxially and fixedly connected to the driven sheave, and a small gear meshed with the large gear is fixedly connected to the lower end of the cylindrical cam.

Preferably, a third rotating disc is coaxially and fixedly connected to the first gear, a transposition grooved wheel rotationally connected to the housing is matched to the third rotating disc, and the transposition grooved wheel is coaxially and fixedly connected to the transposition disc.

Preferably, the first stopper of fixedly connected with on the lifter, be equipped with the first spring of cover on the lifter between first stopper and the casing, the lower extreme cooperation of lifter has the V type pole articulated with the casing, the right-hand member of V type pole and the bottom contact of lifter, the left end of V type pole is equipped with the spout, sliding connection has the slide bar in the spout, the casing internal rotation is connected with the pendulum rod, pendulum rod and slide bar fixed connection, the casing internal rotation is connected with the first cam with pendulum rod matched with, fixedly connected with makes the extension spring of pendulum rod and first cam contact all the time between pendulum rod and the casing.

Preferably, the housing is rotatably connected with an input shaft, an output shaft and a distribution shaft, the input shaft is in transmission connection with the distribution shaft through a transmission assembly, the first cam, the first gear and the third rotating disc are all fixedly connected with the distribution shaft, the right end of the output shaft is fixedly connected with a first bevel gear, and the lower end of the first rotating shaft is fixedly connected with a second bevel gear meshed with the first bevel gear.

Preferably, the transmission assembly is composed of a worm wheel and a worm which are meshed with each other, the worm is fixedly connected with the output shaft, and the worm wheel is fixedly connected with the distribution shaft.

Preferably, the distribution shaft is fixedly connected with a second cam, a wedge block is connected in the shell in a sliding manner, a push rod matched with the second cam is fixedly connected to the wedge-shaped block, a second limiting block in sliding connection with the push rod is fixedly connected to the shell, a third limiting block is fixedly connected on the push rod, a second spring sleeved on the push rod is arranged between the second limiting block and the third limiting block, the wedge-shaped block is provided with a V-shaped groove surface, the shell is vertically and slidably connected with a first isolation frame and a second isolation frame, a third spring is arranged between the first isolation frame and the first conveying line, a first ejector rod matched with the surface of the V-shaped groove is fixedly connected below the first isolation frame, and a fourth spring is arranged between the second isolation frame and the first conveying line, and a second ejector rod matched with the V-shaped groove surface is fixedly connected to the lower part of the second isolation frame.

Preferably, the second conveying line is provided with an intermittently telescopic pull rod, and a guard plate is fixedly connected to the pull rod.

Compared with the prior art, the invention has the beneficial effects that: the automatic configuration device has a novel structure and ingenious conception, can perform automatic configuration, replaces manual configuration, improves the configuration efficiency, can reduce the working intensity of doctors due to automatic configuration, can also enable the concentration of the medicine to be configured more accurately, and effectively reduces the error rate of manual configuration; the prepared liquid medicine can be automatically mixed, so that the concentration of the medicine is more uniformly mixed; the dispensing work can be stopped at any time and started at any time, and the medicine can be taken at any time for use after the dispensing is finished, so that the operation time is saved, the time and the labor are saved, and the pain of a patient is relieved.

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 principles of the invention and not to limit the invention. In the drawings:

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

Fig. 2 is a schematic view of the internal structure of the housing of the present invention.

Fig. 3 is a schematic view of the entire structure of the barrel cam indexing mechanism of the present invention.

Fig. 4 is an exploded view of the entire structure of the barrel cam indexing mechanism of the present invention.

FIG. 5 is a schematic view of the intermittent lifting of the pressing rod in cooperation with the rotation of the dispensing bottle for mixing.

FIG. 6 is a schematic view showing the connection between the pressing lever and the driven wheel according to the present invention.

Fig. 7 is an overall structural schematic diagram of the present invention, in which the worm gear mechanism drives the first gear, the first cam and the second cam on the distribution shaft to rotate, so that they respectively complete corresponding actions.

Fig. 8 is an exploded view of the overall structure of the present invention, wherein the worm gear mechanism drives the first gear, the first cam and the second cam on the distribution shaft to rotate, so that the first gear, the first cam and the second cam respectively complete corresponding actions.

FIG. 9 is a schematic structural view of the first and second isolation frames alternately ascending and descending by the cooperation of the wedge block with the first and second push rods when sliding.

Fig. 10 is a schematic view of the overall structure of the present invention, in which the indexing sheave is driven by the third rotary disk to intermittently rotate, so that the indexing disk intermittently rotates to feed.

FIG. 11 is a schematic structural view of the present invention in which the first cam cooperates with the swing link to disengage the clutch mechanism and lift the lift rod.

Fig. 12 is an enlarged schematic view of a portion a in fig. 11.

Fig. 13 is a schematic view of the present invention in a deployed configuration with guide grooves on the rods.

Fig. 14 is a schematic view showing the development of the V-shaped lifting groove of the barrel cam in the present invention.

In the figure: 1-shell, 2-indexing disc, 3-groove, 4-bracket, 5-dispensing bottle, 6-first conveying line, 7-second conveying line, 8-cylindrical cam, 9-V-shaped lifting groove, 10-indexing rod, 11-first driving pin, 12-guide groove, 13-first vertical groove, 14-second vertical groove, 15-indexing groove, 16-guide pin, 18-dispensing component, 19-dispensing bottle, 20-first rotating shaft, 21-driving wheel, 22-positioning frame, 23-driven wheel, 24-driving belt, 25-pressing rod, 26-pressing head, 27-lifting rod, 28-connecting rod, 29-suction cylinder, 30-inserting pin, 31-first gear, 32-second gear, 33-a first rotating disc, 34-a first driving pin, 35-a first locking block, 36-a second rotating disc, 37-a second driving pin, 38-a second locking block, 39-a driven grooved wheel, 40-a large gear, 41-a small gear, 42-a third rotating disc, 43-an indexed grooved wheel, 44-a first limiting block, 45-a first spring, 46-a V-shaped rod, 47-a sliding groove, 48-a sliding rod, 49-a swinging rod, 50-a first cam, 51-a tension spring, 52-an input shaft, 53-an output shaft, 59-a first bevel gear, 60-a second bevel gear, 61-a worm wheel, 62-a worm, 63-a second cam, 64-a wedge block, 65-a push rod, 66-a second limiting block, 67-a third limiting block, 68-a second spring, 69-a V-shaped groove surface, 70-a first isolation frame, 71-a second isolation frame, 72-a third spring, 73-a first ejector rod, 74-a fourth spring, 75-a second ejector rod, 76-a pull rod and 77-a guard plate.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

Referring to fig. 1-14, the invention includes a housing 1, an intermittently rotating indexing table 2 is provided on the upper end surface of the housing 1, a plurality of grooves 3{ a, b, c.. n } are uniformly distributed on the circumference of the indexing table 2, a bracket 4 is provided in the groove 3{ c } and is rotatably connected to the housing 1, a dispensing bottle 5 is placed on the bracket 4, a first conveying line 6 for intermittent feeding is correspondingly provided on the groove 3{ a }, a second conveying line 7 for intermittent discharging is correspondingly provided on the groove 3{ n }, a dispensing assembly 18 is correspondingly provided above the groove 3{ b }, a cylindrical cam indexing mechanism is provided on the housing 1, the cylindrical cam indexing mechanism includes a cylindrical cam 8 rotatably connected to the housing 1, the cylindrical cam 8 makes intermittent reciprocating rotary motion on the housing 1, a V-shaped lifting groove 9 is provided on the side wall of the cylindrical cam 8, the barrel-shaped cam 8 is internally sleeved with a turning rod 10, the turning rod 10 is fixedly connected with a first driving pin 11 which is matched with and slides along a V-shaped lifting groove 9, the turning rod 10 is further provided with a guide groove 12, the guide groove is composed of a first vertical groove 13, a second vertical groove 14 and a turning groove 15 which is used for connecting the first vertical groove 13 and the second vertical groove 14, the shell 1 is fixedly connected with a guide pin 16 which is matched with the guide groove 12, the turning rod 10 is fixedly connected with a bracket 17, the bracket 17 is detachably connected with a dispensing assembly 18, the shell 1 is provided with a dispensing bottle 19 which corresponds to a groove 3{ b }, the dispensing bottle 19 can also be matched with the dispensing assembly 18 for dosing, a blending device is arranged in a matching manner corresponding to the upper part of the groove 3{ c }, the blending device comprises a first rotating shaft 20 which is rotatably connected with the shell 1, the driving wheel 21 is fixedly connected to the first rotating shaft 20, the positioning frame 22 is fixedly connected to the housing 1, a driven wheel 23 rotatably connected to the positioning frame 22 is arranged above the groove 3{ c }, a transmission belt 24 for connection is arranged between the driven wheel 23 and the driving wheel 21, the driven wheel 23 is connected to a pressing rod 25 through a spline, a pressing head 26 is fixedly connected to the lower end of the pressing rod 25, a lifting rod 27 capable of intermittently lifting is vertically and slidably connected to the positioning frame 22, a connecting rod 28 is fixedly connected to the upper end of the lifting rod 27, and the pressing rod 25 is rotatably connected to the connecting rod 28.

The device can be placed in an anesthesia dispensing room for use, the shell 1 is made of stainless steel, the device is clean and sanitary and convenient to manage, when the device is used, a dispensing bottle 5 with concentration to be adjusted is continuously conveyed into the groove 3{ a } by the first conveying line 6, when the dispensing bottle 5 is rotated to the position of the groove 3{ b } by the intermittently rotating indexing disc 2, the dispensing assembly 18 is downwards matched with the dispensing bottle 5 to inject diluted liquid medicine into the dispensing bottle 5, the dispensing assembly 18 keeps the position for a period of time for dilution when the dispensing assembly 18 downwards reaches the lowest point, after the dilution is finished, the dispensing assembly 18 ascends to be separated from the dispensing bottle 5 for indexing, and when the indexing is carried out to the position of the dispensing bottle 19, the dispensing assembly 18 descends to the lowest point again to keep the position for a period of time to be matched with the dispensing bottle 19 for sucking the diluted liquid; the specific principle is as follows:

in the initial position, the first driving pin 11 is located at the lowest end on the right side of the V-shaped lifting groove 9, the guide pin 16 is located at the uppermost end on the right side of the guide groove 12, the cylindrical cam 8 rotates counterclockwise, the first driving pin 11 slides in the V-shaped lifting groove 9 at the moment, the guide groove 12 is matched with the guide pin 16, so that the indexing lever 10 can only vertically ascend, the guide pin 16 moves downwards relative to the position of the guide groove 12, when the first driving pin 11 reaches the highest position of the V-shaped lifting groove 9, the guide pin 16 also descends to the lowest position at the right end of the guide groove 12 (i.e. the guide pin 16 moves downwards along the first vertical groove 13), when the cylindrical cam 8 continues to rotate, the indexing lever 10 cannot continue to ascend under the limit of the guide pin 16, but when the cylindrical cam 8 rotates, the V-shaped lifting groove 9 forces the indexing lever 10 to rotate counterclockwise along the indexing groove 15 by a pushing component force to the first driving pin 11, when the guide pin 16 reaches the lowest end of the second vertical groove 14 and the dispensing bottle 5 reaches the position of the groove 3 b, the cylindrical cam 8 rotates continuously, the first drive pin 11 moves downwards along the V-shaped lifting groove 9, the indexing rod 10 moves downwards, the guide pin 16 also moves upwards to the highest position of the left end of the guide groove 12 (namely, the guide pin 16 moves upwards along the second vertical groove 14), the bracket 17 fixedly connected with the indexing rod 10 and the dispensing assembly 18 fixedly connected with the bracket 17 also move downwards to match with the dispensing bottle 5 to drive the sucked diluent into the dispensing bottle 5, the bracket 17 and the dispensing assembly 18 stop for a period of time to drive the diluted medicament when reaching the lowest position, the cylindrical cam 8 rotates clockwise, the bracket 17 and the dispensing assembly 18 ascend to be separated from the dispensing bottle 5 and then rotate reversely (in the same manner as the forward indexing), and then descend to the lowest point of the other side to match with the dispensing bottle 19 to suck the diluted medicament, similarly, during the process of sucking the diluted liquid medicine, the cylindrical cam 8 stops for a while, and then the dispensing bottle 5 which is completely diluted in the groove 3{ b } enters the groove 3{ c } under the conveying of the rotary table 2, and the dispensing bottle 5 in the groove 3{ a } enters the groove 3{ b }, so that the concentration can be adjusted by continuous medicine dilution;

a rotatable bracket 4 is arranged below the dispensing bottle 5 reaching the groove 3{ c }, and then the dispensing bottle 5 is rotated to be uniformly mixed through the matching of a uniformly mixing device and the bracket 4; the specific principle is as follows:

the continuous rotation of the first rotating shaft 20 drives the driving wheel 21 to rotate synchronously, the driven wheel 23 is driven by the transmission belt 24 to rotate synchronously, the driven wheel 23 drives the pressing rod 25 connected with the driven wheel in a spline connection to rotate synchronously, when the dispensing bottle 5 reaches the position of the groove 3{ c }, the lifting rod 27 descends to enable the pressing head 26 to be in contact with the dispensing bottle 5, the dispensing bottle 5 is positioned between the pressing head 26 and the bracket 4, the pressing head 26 rotates to drive the dispensing bottle 5 to rotate on the bracket 4, when the indexing disc 2 starts to index again, the lifting rod 27 ascends to enable the pressing head 26 to be separated from the dispensing bottle 5, the mixing operation is completed, and the dispensing bottle 5 in the groove 3{ c } is rotated into the next groove 3 until being conveyed out of the second conveying line 7 from the groove 3{ n }.

The dispensing assembly comprises a suction tube 29 detachably connected with the bracket 17, the lower end of the suction tube 29 is fixedly communicated with a contact pin 30, and the upper end of the suction tube 29 is communicated with a suction device.

As shown in fig. 7 and 8, in order to realize the intermittent rotation of the indexing lever 10, so that the dispensing assembly and the dispensing bottle 5 have time to suck the diluent from the administration bottle 19 and drive the diluent into the dispensing bottle 5, a first gear 31 and a second gear 32 which are engaged with each other are rotatably connected in the housing 1, a first rotary disc 33 is coaxially and fixedly connected to the first gear 31, a first driving pin 34 and a first locking block 35 are fixedly connected to the first rotary disc 33, a second rotary disc 36 is coaxially and fixedly connected to the second gear 32, a second driving pin 37 and a second locking block 38 are fixedly connected to the second rotary disc 36, a driven sheave 39 is cooperatively arranged on the first rotary disc 33 to form a first sheave mechanism, a second sheave mechanism is cooperatively formed by the driven sheave 39 and the second rotary disc 36, and the first driving pin 34 and the second driving pin 37 are sequentially engaged with the driven sheave 39 to make the intermittent reciprocating movement, the driven grooved wheel 39 is coaxially and fixedly connected with a large gear 40, and the lower end of the cylindrical cam 8 is fixedly connected with a small gear 41 meshed with the large gear 40.

The first gear 31 as a driving member continuously rotates and simultaneously drives the second gear 32 engaged with the first gear to synchronously rotate, the first rotary disc 33 and the second rotary disc 36 continuously rotate, when the driven sheave 39 stops, the first locking block 35 on the first rotary disc 33 and the second locking block 38 on the second rotary disc 36 are matched with the driven sheave 39 to lock the driven sheave 39, in the continuous rotation process, the first locking block 35 and the second locking block 38 are disengaged from the driven sheave 39, meanwhile, the second driving pin 37 on the second rotary disc 36 is matched with the driven sheave 39 to rotate counterclockwise for a certain angle, the second driving pin 37 is disengaged from the driven sheave 39, the first locking block 35 and the second locking block 38 are matched with the driven sheave 39 to position the driven sheave 39 again for a certain time, and then the first driving pin 34 on the first rotary disc 33 is matched with the driven sheave 39 to reset after rotating clockwise for the same angle Then, the first driving pin 34 will disengage from the driven sheave 39, the driven sheave 39 will stop, and the rotation of the driven sheave 39 is transmitted to the cylindrical cam 8 through the transmission assembly (i.e. the engagement of the large gear 40 and the small gear 41 in this embodiment) to realize intermittent rotation of the cylindrical cam 8, and the transmission ratio of the large gear 40 and the small gear 41 in this embodiment can adjust the output angle of the driven sheave 39.

In order to enable the indexing disc 2 to realize intermittent indexing transmission of the dispensing bottles 5, a third rotating disc 42 is coaxially and fixedly connected to the first gear 31, an indexing grooved wheel 43 rotatably connected with the housing 1 is matched on the third rotating disc 42, and the indexing grooved wheel 43 is coaxially and fixedly connected with the indexing disc 2.

As shown in fig. 11 and 13, a first limiting block 44 is fixedly connected to the lifting rod 27, a first spring 45 sleeved on the lifting rod 27 is arranged between the first limiting block 44 and the casing 1, a V-shaped rod 46 hinged to the casing 1 is matched with the lower end of the lifting rod 27, the right end of the V-shaped rod 46 contacts with the bottom end of the lifting rod 27, a sliding groove 47 is arranged at the left end of the V-shaped rod 46, a sliding rod 48 is slidably connected to the sliding groove 47, a swinging rod 49 is rotatably connected to the casing 1, the swinging rod 49 is fixedly connected to the sliding rod 48, a first cam 50 matched with the swinging rod 49 is rotatably connected to the casing 1, and a tension spring 51 is fixedly connected between the swinging rod 49 and the casing 1 to enable the swinging rod 49 to be always in contact with the first cam 50.

The cam 50 is always in contact with the swing rod 49 in the rotating process, when the swing rod 49 is rotated anticlockwise by the cam 50, the sliding rod 48 fixedly connected with the swing rod 49 also rotates anticlockwise, meanwhile, the sliding rod 48 slides in the sliding groove 47 to enable the V-shaped rod 46 to rotate clockwise, the V-shaped rod 46 is separated from the bottom end of the lifting rod 27, the lifting rod 27 moves downwards under the action of the first spring 45 to enable the pressing head 26 to be matched with the dispensing bottle 5 for uniform mixing, the tension spring 51 is stretched at the moment, when the swing rod 49 rotates clockwise under the action of the tension spring 51, the sliding rod 48 fixedly connected with the swing rod 49 also rotates clockwise, meanwhile, the sliding rod 48 slides in the sliding groove 47 to enable the V-shaped rod 46 to rotate anticlockwise, the V-shaped rod 46 is matched with the bottom end of the lifting rod 27 to push the lifting rod 27 up, the first spring 45 is compressed, and at the moment, the lifting rod 27 rises to enable the head 28 to.

As shown in fig. 7, 8 and 11, an input shaft 52, an output shaft 53 and a distribution shaft 54 are rotatably connected in the housing 1, the input shaft 52 and the distribution shaft 54 are in transmission connection through a transmission assembly, the first cam 50, the first gear 31 and the third rotating disc 42 are all fixedly connected with the distribution shaft 54, a first bevel gear 59 is fixedly connected to the right end of the output shaft 53, and a second bevel gear 60 engaged with the first bevel gear 59 is fixedly connected to the lower end of the first rotating shaft 20.

The output shaft 52 is driven by a motor, a clutch mechanism can be arranged between the input shaft 52 and the output shaft 53, on the basis of the above embodiment, when the swing rod 49 is pulled by the tension spring 51, the lifting rod 27 rises to separate the pressing head 28 from the dispensing bottle 5, and the clutch mechanism separates the input shaft 52 from the output shaft 53 at the moment, so that the first rotating shaft 20 cannot rotate; when the cam 50 rotates the swing rod 49 counterclockwise, the pressing head 26 is matched with the dispensing bottle 5 for mixing, the clutch mechanism enables the input shaft 52 and the output shaft 53 to rotate synchronously, and the first bevel gear 59 on the output shaft 53 drives the second bevel gear 60 fixedly connected with the first rotating shaft 20 to rotate.

In order to form the transmission assembly by a worm wheel 61 and a worm 62 which are meshed with each other, the worm 62 is fixedly connected with the output shaft 53, and the worm wheel 61 is fixedly connected with the distribution shaft 54.

As shown in fig. 9, in order to enable the dispensing bottles 5 on the first conveying line 6 to sequentially enter the grooves 3{ a }, a second cam 63 is fixedly connected to the dispensing shaft 54, a wedge block 64 is slidably connected to the housing 1, a push rod 65 matched with the second cam 63 is fixedly connected to the wedge block 64, a second limit block 66 slidably connected to the push rod 65 is fixedly connected to the housing 1, a third limit block 67 is fixedly connected to the push rod 65, a second spring 68 sleeved on the push rod 65 is arranged between the second limit block 66 and the third limit block 67, a V-shaped groove surface 69 is arranged on the wedge block 64, a first isolation frame 70 and a second isolation frame 71 are vertically and slidably connected to the housing 1, a third spring 72 is arranged between the first isolation frame 70 and the first conveying line 6, a first push rod 73 matched with the V-shaped groove surface 69 is fixedly connected to the lower portion of the first isolation frame 70, a fourth spring 74 is arranged between the second isolation frame 71 and the first conveying line 6, and a second ejector rod 75 matched with the V-shaped groove surface 69 is fixedly connected below the second isolation frame 71.

When the dispensing bottle 5 in the groove 3{ a } is indexed to the groove 3{ b } by the indexing disc 2, the position of the groove 3{ a } is vacant, then the cam 63 is matched with the push rod 65 to enable the push rod 65 to push the wedge block 64 to move rightwards, at the moment, the second spring 68 is compressed, the wedge block 64 enables the first push rod 73 which is in the lowest valley of the V-shaped groove surface 69 in the initial state to ascend, the third spring 72 is compressed, so that the first isolation frame 70 moves upwards, the dispensing bottle 5 which is between the first isolation frame 70 and the second isolation frame 71 is placed in the groove 3{ a }, at the moment, the second push rod 75 which is in the high position of the V-shaped groove surface 69 in the initial state moves downwards under the action of the first spring 74, so that the second isolation frame 71 also moves downwards synchronously, and the following dispensing bottle 5 is isolated; the cam 63 then continues to rotate, the push rod 65 is gradually reset to the left by the second spring 68, the wedge block 64 follows the left movement, and therefore the first isolation frame 70 and the second isolation frame 71 return to the initial state, and a dispensing bottle 5 enters between the first isolation frame 70 and the second isolation frame 71.

In order to conveniently pull the dispensing bottles 5 in the grooves 3{ n } into the second conveying line 7 for conveying, a pull rod 76 capable of intermittently stretching is arranged on the second conveying line 7, and a protective plate 77 is fixedly connected to the pull rod 76. In addition, an arc-shaped guide plate can be fixedly arranged on the second conveying line 7 and extends to the edge of the groove 3{ n }, and when the indexing disc 2 rotates, the dispensing bottles 5 in the groove 3{ n } can enter the second conveying line 7 along the arc-shaped guide plate so as to achieve the same purpose.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A clinical medicine concentration regulator for anesthesia department comprises a shell (1), and is characterized in that: the automatic feeding device is characterized in that an intermittently rotating indexing disc (2) is arranged on the upper end face of the shell (1), a plurality of grooves (3) { a, b, c.. n } which are uniformly distributed in the circumference are formed in the indexing disc (2), a bracket (4) is rotationally connected in each groove (3) { a, b, c.. n }, a medicine dispensing bottle (5) is placed on the bracket (4), a first conveying line (6) used for intermittent feeding is correspondingly arranged on each groove (3) { a }, a second conveying line (7) used for intermittent discharging is correspondingly arranged on each groove (3) { n }, a medicine dispensing assembly (18) is correspondingly arranged above each groove (3) { b }, a cylindrical cam indexing mechanism is arranged on the shell (1) and comprises a cylindrical cam (8) which is rotationally connected with the shell (1), and the cylindrical cam (8) makes intermittent reciprocating rotary motion on the shell (1), the side wall of the cylindrical cam (8) is provided with a V-shaped lifting groove (9), a shifting rod (10) is sleeved in the cylindrical cam (8), the shifting rod (10) is fixedly connected with a first driving pin (11) matched with the V-shaped lifting groove (9) to slide, the shifting rod (10) is further provided with a guide groove (12), the guide groove is composed of a first vertical groove (13), a second vertical groove (14) and a shifting groove (15) used for connecting the first vertical groove (13) with the second vertical groove (14), the shell (1) is fixedly connected with a guide pin (16) matched with the guide groove (12), the shifting rod (10) is fixedly connected with a support (17), the support (17) is detachably connected with a dispensing assembly (18), the shell (1) is provided with a dispensing bottle (19) corresponding to the groove (3) { b }, the medicine feeding bottle (19) can also be matched with a medicine dispensing assembly (18) for medicine feeding, a blending device is arranged in a matching manner corresponding to the upper portion of the groove (3) { c }, the blending device comprises a first rotating shaft (20) rotatably connected with the shell (1), a driving wheel (21) is fixedly connected onto the first rotating shaft (20), a positioning frame (22) is fixedly connected onto the shell (1), a driven wheel (23) rotatably connected with the positioning frame (22) is arranged above the groove (3) { c }, a driving belt (24) connected between the driven wheel (23) and the driving wheel (21) is arranged, the driven wheel (23) is connected with a pressing rod (25) through a spline, a pressing head (26) is fixedly connected to the lower end of the pressing rod (25), and an intermittently-lifting rod (27) is vertically and slidably connected onto the positioning frame (22), the upper end of the lifting rod (27) is fixedly connected with a connecting rod (28), and the pressing rod (25) is rotatably connected with the connecting rod (28);

the dispensing assembly comprises a suction tube (29) detachably connected with the support (17), the lower end of the suction tube (29) is fixedly communicated with a contact pin (30), and the upper end of the suction tube (29) is communicated with a suction device.

2. The clinical drug concentration regulator for anesthesia department according to claim 1, wherein: a first gear (31) and a second gear (32) which are meshed with each other are rotatably connected in the shell (1), a first rotating disc (33) is coaxially and fixedly connected to the first gear (31), a first driving pin (34) and a first locking block (35) are fixedly connected to the first rotating disc (33), a second rotating disc (36) is coaxially and fixedly connected to the second gear (32), a second driving pin (37) and a second locking block (38) are fixedly connected to the second rotating disc (36), a driven grooved wheel (39) is arranged on the first rotating disc (33) in a matched mode to form a first grooved wheel mechanism, the driven grooved wheel (39) and the second rotating disc (36) are matched to form a second grooved wheel mechanism, the first driving pin (34) and the second driving pin (37) are sequentially matched with the driven grooved wheel (39) to enable the driven grooved wheel to do intermittent reciprocating rotary motion, and a large gear (40) is coaxially and fixedly connected to the driven grooved wheel (39), the lower end of the cylindrical cam (8) is fixedly connected with a pinion (41) meshed with the large gear (40).

3. The clinical drug concentration regulator for anesthesia department according to claim 2, wherein: a third rotating disc (42) is coaxially and fixedly connected to the first gear (31), an indexing grooved wheel (43) rotatably connected with the shell (1) is matched on the third rotating disc (42), and the indexing grooved wheel (43) is coaxially and fixedly connected with the indexing disc (2).

4. The clinical drug concentration regulator for anesthesia department according to claim 1, wherein: a first limit block (44) is fixedly connected on the lifting rod (27), a first spring (45) sleeved on the lifting rod (27) is arranged between the first limit block (44) and the shell (1), the lower end of the lifting rod (27) is matched with a V-shaped rod (46) hinged with the shell (1), the right end of the V-shaped rod (46) is contacted with the bottom end of the lifting rod (27), the left end of the V-shaped rod (46) is provided with a sliding chute (47), a slide rod (48) is connected in the sliding groove (47) in a sliding way, a swing rod (49) is rotationally connected in the shell (1), the swing rod (49) is fixedly connected with the slide rod (48), a first cam (50) matched with the swing rod (49) is rotationally connected in the shell (1), and a tension spring (51) which enables the swing rod (49) to be always in contact with the first cam (50) is fixedly connected between the swing rod (49) and the shell (1).

5. The clinical drug concentration regulator for anesthesia department according to claim 1, wherein: an input shaft (52), an output shaft (53) and a distribution shaft (54) are rotationally connected to the shell (1), the input shaft (52) and the distribution shaft (54) are in transmission connection through a transmission assembly, the first cam (50), the first gear (31) and the third rotating disc (42) are fixedly connected with the distribution shaft (54), the right end of the output shaft (53) is fixedly connected with a first bevel gear (59), and the lower end of the first rotating shaft (20) is fixedly connected with a second bevel gear (60) meshed with the first bevel gear (59).

6. The clinical drug concentration regulator for anesthesia department according to claim 5, wherein: the transmission assembly is composed of a worm wheel (61) and a worm (62) which are meshed with each other, the worm (62) is fixedly connected with the output shaft (53), and the worm wheel (61) is fixedly connected with the distribution shaft (54).

7. The clinical drug concentration regulator for anesthesia department according to claim 5, wherein: the distribution device is characterized in that a second cam (63) is fixedly connected to the distribution shaft (54), a wedge block (64) is connected to the shell (1) in a sliding manner, a push rod (65) matched with the second cam (63) is fixedly connected to the wedge block (64), a second limiting block (66) connected with the push rod (65) in a sliding manner is fixedly connected to the shell (1), a third limiting block (67) is fixedly connected to the push rod (65), a second spring (68) sleeved on the push rod (65) is arranged between the second limiting block (66) and the third limiting block (67), a V-shaped groove surface (69) is arranged on the wedge block (64), a first isolation frame (70) and a second isolation frame (71) are vertically connected to the shell (1) in a sliding manner, a third spring (72) is arranged between the first isolation frame (70) and the first conveying line (6), a first ejector rod (73) matched with the V-shaped groove surface (69) is fixedly connected to the lower portion of the first isolation frame (70), be equipped with fourth spring (74) between second isolation frame (71) and first transfer chain (6), the below fixedly connected with of second isolation frame (71) and V type trough face (69) matched with second ejector pin (75).

8. The clinical drug concentration regulator for anesthesia department according to claim 7, wherein: the second conveying line (7) is provided with a pull rod (76) capable of intermittently stretching, and a protective plate (77) is fixedly connected to the pull rod (76).