CN211050250U

CN211050250U - Dispensing machine

Info

Publication number: CN211050250U
Application number: CN201921960775.8U
Authority: CN
Inventors: 唐天才
Original assignee: Third Affiliated Hospital Sun Yat Sen University
Current assignee: Third Affiliated Hospital Sun Yat Sen University
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-21
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a medicine dispensing machine relates to medical equipment technical field. The utility model comprises a base; the base is provided with an injector module, a medicine mixing module, a solvent placing module and a control module; the control module controls the medicine mixing module to mix the medicines, then controls the injector module to extract the mixed medicines, and injects the mixed medicines into the solvent bag of the solvent placing module to complete the medicine dispensing process. The utility model discloses can liberate medical personnel's the work of dispensing, reduce medical personnel's working strength, improve dispensing efficiency by a wide margin.

Description

Dispensing machine

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to medicine dispensing machine.

Background

The medicine dispensing is one of daily medical work, and the medicine dispensing usually contains the steps such as medicine mixing, extraction medicine and fusion solvent, and the current process of dispensing is mostly artifical and dispenses, and each step is accomplished by medical personnel manually. On the one hand, the efficiency of manual dispensing is low, and busy dispensing work cannot be satisfied. On the other hand, when a large-sized syringe, such as a 50ml syringe, is used to draw a medicine, it is laborious, resulting in the formation of thick calluses on the hands of medical staff who participate in the dispensing work for a long time.

In conclusion, the existing dispensing process has the problems of low efficiency, time consumption and labor consumption.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a dispensing machine. The utility model discloses can liberate medical personnel's the work of dispensing, reduce medical personnel's working strength, improve dispensing efficiency by a wide margin.

The utility model relates to a dispensing machine, which comprises a base; the base is provided with an injector module, a medicine mixing module, a solvent placing module and a control module;

a sliding table guide rail is arranged on the base;

the injector module comprises a sliding table, a sliding table motor, an inclined table, a first rotating motor, an injector seat, a sliding mechanism and a push-pull mechanism;

the sliding table is arranged on the sliding table guide rail in a sliding manner;

the sliding table motor is linked with the sliding table and is used for driving the sliding table to move along the sliding table guide rail;

the upper surface of the inclined table is a first inclined plane, and the inclined table is rotatably arranged on the sliding table;

the first rotating motor is linked with the inclined table and used for driving the inclined table to rotate;

the syringe seat is arranged on the first inclined surface in a sliding mode and can slide along the inclined direction of the first inclined surface; the syringe holder is used for fixing the syringe and exposing the injection end of the syringe out of the syringe holder;

the sliding mechanism is linked with the syringe seat and is used for driving the syringe seat to slide;

the push-pull mechanism is arranged on the injector seat and is used for pushing and pulling a needle handle of the injector;

the medicine mixing module comprises a bracket, a rotating shaft, a second rotating motor and a clamping mechanism;

the bracket is arranged on two sides of the end part of the sliding table guide rail;

two ends of the rotating shaft are rotatably connected with the bracket, and the rotating shaft is equal to the highest position of the first inclined plane in height;

the second rotating motor is linked with the rotating shaft;

the clamping mechanism is arranged on the rotating shaft and used for clamping the medicine bottle;

the solvent placing module comprises a solvent placing seat arranged on one side of the sliding table guide rail;

the upper surface of the solvent placing seat is a second inclined surface, the inclined angle of the second inclined surface is the same as that of the first inclined surface, a solvent bag fixing groove is formed in the second inclined surface and used for fixing a solvent bag, and the opening of the solvent bag is inclined downwards and exposed towards the sliding table guide rail;

the control module is electrically connected with the first rotating motor, the second rotating motor, the sliding table motor, the sliding mechanism and the push-pull mechanism respectively.

Preferably, the upper surface of the syringe holder is provided with a syringe fixing groove adapted to the syringe.

Preferably, the dispensing machine further comprises a pressing plate for pressing the syringe, and two ends of the pressing plate are movably connected with the side wall of the syringe fixing groove.

Preferably, the push-pull mechanism comprises a cylinder and a connecting seat; the piston rod of the air cylinder is connected with the connecting seat, and the connecting seat is used for connecting a needle handle of the injector.

Preferably, the sliding mechanism includes a sliding motor; the first inclined plane is provided with a syringe seat guide rail extending along the inclined direction of the first inclined plane, the syringe seat is arranged on the syringe seat guide rail in a sliding mode, and the sliding motor is linked with the syringe seat.

Preferably, the clamping mechanism comprises a bottom plate and two clamping assemblies, and the two clamping assemblies are oppositely arranged on the left side and the right side of the bottom plate so as to clamp the medicine bottle together.

Preferably, the centre gripping subassembly includes fixing base, screw rod and briquetting, the fixing base sets up on the bottom plate, the screw rod is worn to locate in the fixing base, and with fixing base threaded connection, the briquetting with the tip of screw rod is connected, the briquetting is used for pressing the medicine bottle.

Preferably, the number of the clamping mechanisms is multiple, and the clamping mechanisms are arranged on two sides of the rotating shaft side by side.

Preferably, the first inclined plane forms an angle of 10-15 ° with the horizontal plane.

A medicine dispensing machine, its advantage lies in: the utility model discloses a mixed medicine of control module control medicine mixed module, then the medicine of completion is mixed in the extraction of control syringe module, injects the solvent of solvent placement module in the bag, accomplishes the process of dispensing. When using the utility model discloses a dispensing machine, medical personnel only need to fix syringe, solvent bag and medicine in appointed position, then control through control module can. The utility model discloses can liberate medical personnel's the work of dispensing, reduce medical personnel's working strength, improve dispensing efficiency by a wide margin.

Drawings

Fig. 1 is one of perspective views of a dispensing machine according to the present invention;

fig. 2 is a second perspective view of the dispensing machine of the present invention;

FIG. 3 is an enlarged view of position A of FIG. 1;

FIG. 4 is a schematic diagram of the drug mixing module of the present invention;

fig. 5 is a schematic structural diagram of the clamping mechanism of the present invention.

Description of reference numerals: 1-base, 11-sliding table guide rail, 2-solvent placing module, 21-solvent bag fixing groove, 3-injector module, 31-sliding table, 32-inclined table, 321-injector seat guide rail, 33-injector seat, 331-injector fixing groove; 4-medicine mixing module, 41-bracket, 42-rotating shaft, 43-clamping mechanism, 431-bottom plate, 432-fixing seat, 433-screw rod and 434-pressing block.

Detailed Description

As shown in fig. 1-5, the dispensing machine of the present invention comprises a base 1, the base 1 is a cuboid, the upper surface of the base is an operation table for placing modules, the interior of the base 1 is hollow and is mainly used for placing a circuit structure, the operation table is provided with an L-shaped boss, the boss is provided with a drug mixing module 4, an injector module 3 and a solvent placing module 2, the upper surface of the boss is provided with a slide rail 11, the slide rail 11 extends from front to back, the injector module 3 comprises a slide table 31, a slide motor (not shown), an inclined table 32 and an injector seat 33, the bottom surface of the slide table 31 is provided with a bar-shaped slider, the width of the slider is slightly smaller than the width of the slide rail 11, the bar-shaped slider is arranged in the slide rail 11 so that the slide table 31 can reciprocate along the slide rail 11, the slide motor is linked with the slide table 31 through a transmission mechanism (not shown) for driving the slide table 31 to reciprocate along the slide rail 11, the transmission mechanism can be a ball, a gear rack or other common transmission mechanism capable of converting a rotary motion of a screw rod into a linear motion, the slide rail is connected with the slide motor, the slide motor is connected with the slide rail 31, and the slide rail 11 so that the slide motor is connected with the slide motor to control the slide.

Referring to fig. 3, the ramp 32 includes a circular base plate and a triangular block disposed on the upper surface of the base plate, which may be integrally formed or fixedly connected by welding or the like. The bottom surface of the chassis is rotatably connected with the upper surface of the sliding table 31 in a hole-shaft matching manner. A first rotating motor (not shown in the figure) is arranged below the chassis, and an output shaft of the first rotating motor is connected with the middle part of the chassis and used for driving the chassis to rotate around the center of the chassis, so that the whole inclined table 32 is driven to rotate.

The upper surface of the triangular block is a first inclined surface, the first inclined surface is provided with a syringe holder guide rail 321, and the syringe holder guide rail 321 extends along the inclined direction of the first inclined surface. The syringe holder 33 is a square block having a syringe fixing groove 331 formed on one surface thereof and a bar-shaped slider having a width slightly smaller than that of the syringe holder guide rail 321 formed on the other surface thereof, and is disposed in the syringe holder guide rail 321 such that the syringe holder 33 can reciprocate along the syringe holder guide rail 321. The syringe fixing groove 331 is formed on the upper surface of the syringe holder 33 to be fitted with the syringe. The syringe fixing groove 331 is provided at both sides thereof with catching grooves for catching the catching pieces at both sides of the syringe, thereby fixing the syringe in the syringe fixing groove 331. One end of the syringe fixing groove 331 extends to the edge of the syringe holder 33 and is formed with an opening such that the injection end (i.e., needle position) of the syringe is exposed outside the syringe holder 33 after the syringe is fixed in the syringe fixing groove 331 so that the syringe extracts the medicine.

At the left end of the syringe holder guide rail 321 is provided a slide motor (not shown) for moving the syringe holder 33 along the syringe holder guide rail 321. The sliding motor can also adopt the transmission mode of the ball screw, or other common transmission modes such as a gear rack and the like.

In addition, considering that the stroke of the syringe holder guide rail 321 is short, a driving method of an air cylinder may be adopted, in which the air cylinder is disposed at the left end of the syringe holder guide rail 321, a piston rod of the air cylinder is connected to the syringe holder 33, and the syringe holder 33 is directly driven to reciprocate by the air cylinder. Therefore, a transmission mechanism does not need to be additionally arranged, and the structure is tidier.

The left end of the syringe fixing groove 331 is provided with a push-pull mechanism (not shown in the figure), the push-pull mechanism specifically comprises a cylinder and a connecting seat, one end of the connecting seat is connected with a piston rod of the cylinder, and the other end of the connecting seat is detachably connected with the needle handle in a buckling manner. Specifically, a disk-shaped biasing portion is generally provided at an end of the needle shaft. The diameter of the force application part is larger than that of the needle handle. The connecting seat is provided with a slot matched with the force application part, and a male buckle and a female buckle are arranged at the notch of the slot. When the male buckle and the female buckle are disassembled, the notch is opened, the force application part of the needle handle can be inserted into the slot, and after the force application part of the needle handle is inserted into the slot, the male buckle and the female buckle are buckled, so that the needle handle is clamped by the male buckle and the female buckle from two sides, the connecting seat is connected with the needle handle, and the connecting seat and the needle handle move synchronously in the axial direction. Therefore, when the air cylinder pushes the connecting seat to do reciprocating motion, the connecting seat can drive the needle handle to do reciprocating motion so as to draw or push the injector. When the injector is dismounted and replaced, only the male buckle and the female buckle need to be separated.

After installing the syringe on syringe fixed slot 331, drive slip table 31 through the slip table motor and move, make the syringe move 4 departments of medicine mixing module or the module 2 department is placed to the solvent, through the angle of first rotating electrical machines adjustment syringe, make the syringe place module 2 towards medicine mixing module 4 or solvent, make the syringe place module 2 to medicine mixing module 4 or solvent and be close to through slide mechanism, and insert in medicine bottle or the solvent bag, extract or inject the medicine through push-and-pull mechanism. To achieve automatic withdrawal or bolus of the drug.

Referring to fig. 4, the medicine mixing module 4 includes a bracket 41, a rotating shaft 42, a clamping mechanism 43 and a second rotating motor (not shown in the figure), the bracket 41 is two square columns with the same structure, the two columns are respectively disposed on two sides of the end portion of the sliding table guide rail 11 and fixedly connected with L-shaped bumps, mounting holes are oppositely disposed on the upper portions of the columns, two ends of the rotating shaft 42 are cylindrical, and the diameter of the rotating shaft is slightly smaller than that of the mounting holes, two ends of the rotating shaft 42 are respectively inserted into the two mounting holes, so that the rotating shaft 42 can rotate on the bracket 41 around the axis of the rotating shaft 42, the cross section of the main portion of the rotating shaft 42 is square, the clamping mechanism 43 is disposed on the side surface of the main portion of the rotating shaft 42 and fixedly connected with the rotating shaft 42, the clamping mechanism 43 is used for clamping a medicine bottle, the second rotating motor (not shown in the figure) is disposed on one side of the rotating shaft 42, and the output shaft of the second rotating motor is.

Referring to fig. 5, the clamping mechanism 43 specifically includes a bottom plate 431, two fixing bases 432 are oppositely disposed on the left and right sides of the bottom plate 431, and two threaded holes are oppositely disposed in the middle of the fixing bases 432. The screw rod 433 is matched with the threaded hole in the fixing seat 432, and the two screw rods 433 are screwed in the two threaded holes respectively. A pressing block 434 is arranged at one end opposite to the two screws 433, and the pressing block 434 is used for pressing the medicine bottle. During the specific use, place the medicine bottle between two briquetting 434, rotatory screw 433 makes two briquetting 434 press from both sides tight medicine bottle from both sides respectively, can fix the medicine bottle on fixture 43, convenient operation, it is fixed firm to can fix the medicine bottle of equidimension not. The holding mechanism 43 may be provided in plural on both sides of the rotation shaft 42, respectively, to hold plural medicine bottles simultaneously for rotation mixing. In addition, the holding mechanism 43 may be an elastic clamp for holding the vial by elasticity. But relatively speaking, the screw rod cooperation mode of adopting this embodiment, adjustable width scope is bigger, can the medicine bottle of multiple size of centre gripping to screw-thread fit is firm, makes the medicine bottle very firm at rotatory in-process, is difficult for droing. In addition, elastic component became invalid easily to appear after the elastic fixture used many times, leads to the phenomenon that the medicine bottle centre gripping is unstable, and the screw rod complex mode of this embodiment is then more durable.

Referring to fig. 1, the solvent placing module 2 includes a solvent placing seat, the solvent placing seat is disposed on the right side of the sliding table guide rail 11, the upper surface of the solvent placing seat is a second inclined surface, one end close to the sliding table guide rail 11 is lower, and one end far away from the sliding table guide rail 11 is higher. Be equipped with solvent bag fixed slot 21 on the second inclined plane, the shape and the solvent bag looks adaptation of solvent bag fixed slot 21, the extending direction of solvent bag fixed slot 21 and the incline direction syntropy of second inclined plane, and solvent bag fixed slot 21 forms the opening in one side near slip table guide rail 11 to the sack that supplies the solvent bag exposes here, makes the syringe when moving here, can insert the syringe needle in the sack. And hook and loop fasteners or binding bands can be arranged on two sides of the solvent bag fixing groove 21, so that the hook and loop fasteners or the binding bands transversely cross the solvent bag fixing groove 21 to bind the solvent bag, and the solvent bag is more stably fixed. Due to the inclined structure of the second inclined plane, after the solvent bag is fixed, the bag opening of the solvent bag is inclined downwards, the solvent in the solvent bag is gathered at the bag opening end, and the air in the solvent bag is gathered at the bag tail end. Therefore, on one hand, the solvent can be conveniently extracted by the injector, and on the other hand, air can be prevented from being mixed in the extracted solvent. The first and second ramps are inclined at the same angle, preferably 10-15, so that the syringe is easily aligned when inserted into the solvent bag and so that the bolus of drug is more stable during injection.

The dispensing machine of the embodiment further comprises a control module, wherein the control module comprises a controller, the controller is respectively and electrically connected with executing elements such as the first rotating motor, the second rotating motor, the sliding table motor, the sliding mechanism, the push-pull mechanism and the like and is used for controlling the operation of the executing elements, the controller can be selected from P L C and is formed by combining matched circuits of the executing elements, in the embodiment, a Siemens 288 series P L C is adopted as the controller, the control module further comprises a plurality of control buttons, the control buttons are electrically connected with an input interface of the P L C, an output interface of the P L C is respectively and electrically connected with the executing elements, different control signals such as a sliding table motor forward rotation signal, a sliding table motor reverse rotation signal and the like are input to the P L C through the control buttons, so that the executing elements respectively move, and finally the common dispensing action of the syringe is completed, and due to the programmable characteristic of the P L C, the P L C can control the executing elements to operate according to steps through a recording program, the dispensing action is automatically completed, the dispensing action is not required to be manually continuous operation, and the control mechanism between the control buttons, the P L C, the executing elements and the executing elements (the industrial motor).

When the dispensing machine of this embodiment is using, medical personnel fix the solvent bag on solvent placement module 2 earlier, fix the syringe on syringe seat 33, then through fixture 43 centre gripping medicine bottle, accomplish earlier configuration work promptly. Then through control module, control second rotating electrical machines rotates, makes pivot 42 begin to rotate, and pivot 42 drives the medicine bottle and begins to rotate, and after rotatory certain time, the rotation stops, makes the medicine misce bene in the medicine bottle. And the spindle 42 is rotated so that the vial finish is oriented toward the syringe receptacle 33. Then, the slide table 31 is moved to one side of the rotary shaft 42 by controlling the slide table motor to move the slide table 31, and the first rotary motor is controlled to adjust the angle of the syringe holder 33 so that the syringe is aligned with the vial mouth. The sliding mechanism is then controlled to push the syringe holder 33 to slide outward, so that the syringe moves toward the medicine bottle until the needle of the syringe penetrates the piston of the mouth of the medicine bottle and is inserted into the medicine bottle. Then the push-pull mechanism is controlled to pull the needle handle of the syringe backwards so that the syringe starts to extract the medicine in the medicine bottle. After the medicine is extracted, the push-pull mechanism is stopped, and the sliding mechanism pushes the syringe seat 33 to retreat, so that the needle head of the syringe gradually withdraws from the medicine bottle. Then, the slide table motor is controlled to move the slide table 31 to the solvent placing base side. The first rotary motor is controlled to rotate the syringe holder 33 to align the syringe with the mouth of the solvent bag. The sliding mechanism is controlled to push the syringe holder 33 to slide outwards, so that the syringe moves towards the direction of the solvent bag until the needle of the syringe penetrates through the piston at the opening of the solvent bag and is inserted into the solvent bag, and then the syringe stops. And then controlling the push-pull mechanism to push the needle handle of the injector forwards, injecting the medicine in the injector into the solvent bag, and withdrawing the injector backwards after the medicine is injected. The control steps can be completed by medical care personnel through controlling the injector by the control module in sequence, and the control steps can also be completed automatically according to the program by recording the program in advance.

The utility model discloses based on numerical control technique, the process of dispensing is accomplished to each executive component of accessible control, can liberate medical personnel's the work of dispensing, reduces medical personnel's intensity of labour, improves dispensing efficiency by a wide margin.

Pressing plates are arranged on two sides of the injector fixing groove 331, and the pressing plates are arc-shaped and matched with the outer wall of the injector. The two ends of the pressing plate are movably connected with the side wall of the injector fixing groove 331 in a buckling or inserting manner. The pressing plate is used for transversely pressing and covering the injector to prevent the injector from dislocation in the dispensing process.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse explanation, these directional terms do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present application.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures, and it is to be understood that spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.

Claims

1. A dispensing machine, which is characterized by comprising a base; the base is provided with an injector module, a medicine mixing module, a solvent placing module and a control module;

a sliding table guide rail is arranged on the base;

the second rotating motor is linked with the rotating shaft;

2. The dispenser of claim 1, wherein the syringe holder has a syringe retaining groove formed in an upper surface thereof for receiving a syringe.

3. The dispenser according to claim 2, further comprising a pressing plate for pressing the syringe, wherein both ends of the pressing plate are movably connected with the side wall of the syringe fixing groove.

4. The dispenser according to claim 2, wherein the push-pull mechanism comprises a cylinder and a connecting seat; the piston rod of the air cylinder is connected with the connecting seat, and the connecting seat is used for connecting a needle handle of the injector.

5. The dispenser according to claim 1, wherein the sliding mechanism comprises a sliding motor; the first inclined plane is provided with a syringe seat guide rail extending along the inclined direction of the first inclined plane, the syringe seat is arranged on the syringe seat guide rail in a sliding mode, and the sliding motor is linked with the syringe seat.

6. The dispenser of claim 1, wherein the clamping mechanism includes a base plate and two clamping assemblies disposed opposite each other on the left and right sides of the base plate for jointly clamping a vial.

7. The dispensing machine according to claim 6, wherein the clamping assembly comprises a fixed seat, a screw rod and a pressing block, the fixed seat is arranged on the bottom plate, the screw rod is arranged in the fixed seat in a penetrating manner and is in threaded connection with the fixed seat, the pressing block is connected with the end part of the screw rod, and the pressing block is used for abutting against the medicine bottle.

8. The dispenser according to claim 6, wherein said holding means are provided in plurality and are arranged side by side on both sides of said spindle.

9. The dispenser according to claim 1, wherein the first bevel is angled from 10 ° to 15 ° with respect to the horizontal.