CN112237544B

CN112237544B - Dispensing machine

Info

Publication number: CN112237544B
Application number: CN202011396963.XA
Authority: CN
Inventors: 简玉梅; 陈来龙; 邱博; 卫彦伟; 梅绍伟
Original assignee: JIANGXI HONGDA MEDICAL EQUIPMENT GROUP CO Ltd
Current assignee: JIANGXI HONGDA MEDICAL EQUIPMENT GROUP CO Ltd
Priority date: 2020-12-04
Filing date: 2020-12-04
Publication date: 2021-05-04
Anticipated expiration: 2040-12-04
Also published as: CN112237544A

Abstract

A medicine dispensing machine comprises an installation box and a lifting mechanism, a support, an air pump and a second clamp which are arranged at the inner bottom end of the installation box, wherein an air pipe connecting port connected to the air pump is arranged on the operation surface of the installation box, the support is positioned at one side of the lifting mechanism, the output of the lifting mechanism is connected with an extraction mechanism, a first puncture needle is arranged on the extraction mechanism, a long channel and a short channel with height difference are arranged in a needle tube of the first puncture needle, and the second clamp is arranged below the first puncture needle and clamps a second storage tank; the support is provided with a swing mechanism which comprises a contraction mechanism, and the contraction mechanism is provided with a movable second puncture needle and a soft first storage tank; the trachea connector is communicated with the short channel of the first puncture needle, and the long channel of the second puncture needle is communicated with the long channel of the first puncture needle through the infusion tube. The invention realizes full-automatic liquid medicine preparation, ensures the continuity, stability and effect of medicine preparation, reduces the labor cost and greatly improves the working efficiency.

Description

Dispensing machine

Technical Field

The invention relates to a dispensing machine, in particular to a dispensing machine.

Background

At present, the mode of manual medicine dispensing is mostly adopted in hospital dispensing, the medicine dispensing space of part hospitals can not meet the requirements of national industry, so that the risks of multiple aspects such as medicine pollution, medicine dispensing error and damage to medical care personnel by medicines exist all the time, the foreign known automatic medicine dispensing machine adopts an intelligent arm, the cost is high, the control is complex, the popularization and the expansion are difficult, the completed functions are limited, the domestic patent of the automatic medicine dispensing machine is provided, the medicine dispensing operation process of the hospital is divided by the theory of automatic control, no specific realization equipment is designed, and the technical difficulty which is difficult to realize exists in the patent scheme.

The in-process that current dispensing machine was drawing medicine and was injecting is semi-automatization production, and the step that needs manual operation is more, great increase labour cost, and for the great reduction of its efficiency of semi-automatization production.

Disclosure of Invention

The invention aims to: in order to solve the problems that in the prior art, the process of medicine pumping and injection is semi-automatic production, the number of steps needing manual operation is large, the labor cost is greatly increased, and the efficiency is greatly reduced in semi-automatic production, a medicine dispensing machine is provided.

A medicine dispensing machine comprises an installation box serving as an installation main body, wherein a lifting mechanism, a support, an air pump and a second clamp are installed at the bottom end inside the installation box, an air pipe connecting port connected to the air pump is formed in the operation surface of the installation box, the support is located on one side of the lifting mechanism, the output of the lifting mechanism is connected with an extraction mechanism, a first puncture needle is arranged on the extraction mechanism, a long channel and a short channel with height difference are formed in a needle tube of the first puncture needle, and the second clamp is arranged below the first puncture needle and clamps a second storage tank; the support is provided with a swing mechanism which comprises a third motor arranged at the top of the support, the output end of the third motor is connected with an output shaft through a transmission structure, the output shaft is connected with a contraction mechanism, and the contraction mechanism is provided with a movable second puncture needle and a soft first storage tank; the trachea connector is communicated with the short channel of the first puncture needle, and the long channel of the second puncture needle is communicated with the long channel of the first puncture needle through the infusion tube.

Preferably, the lifting mechanism comprises a mounting seat, a first motor, a first lead screw, a lifting plate, an upper mounting plate, a connecting block and a first limiting block, the mounting seat is mounted at the bottom end inside the mounting box, the first motor is mounted on one side of the mounting seat, the first lead screw is arranged at the output end of the first motor, the upper mounting plate matched with the first lead screw is arranged at the top of the mounting seat, the lifting plate is in threaded connection with the outer side of the bottom end of the first lead screw, the first limiting block matched with the lifting plate is arranged on the outer side of the mounting seat, the connecting block is fixedly connected to the outer side of the lifting plate, and the lifting plate is provided with the extraction mechanism through the; the extraction mechanism comprises a shaft sleeve, a guide shaft, a needle seat and a first puncture needle, the shaft sleeve is arranged at the top end of the connecting block, the guide shaft is arranged in the shaft sleeve, the needle seat is arranged at the tail end of the connecting block, and the first puncture needle is arranged at the inlet end of the needle seat.

Preferably, the contraction mechanism comprises a connecting body, a second motor, a second screw rod, a sliding block, a second puncture needle and an air filtering membrane, the connecting body is arranged on the output shaft, the second motor is fixedly arranged inside the connecting body, the second screw rod is arranged at the output end of the second motor, the sliding block is connected to the outer side of the second screw rod through threads, the second puncture needle is clamped at the top of the sliding block, and the air filtering membrane is arranged on the outer side of the second puncture needle; a mounting plate is mounted on one side of the connecting body, a mounting block matched with the second screw rod is mounted at one end of one side of the mounting plate, a first clamp is mounted on the mounting plate, and the first storage tank is clamped and fixed by the first clamp; better make the mounting panel rotatory, and guaranteed the second lead screw normal operating.

Preferably, the transmission structure includes the swinging plate, the rolling disc, swinging plate fixed connection is at the lower extreme of connector, the rolling disc is installed on the output of third motor, the spout has been seted up on the rolling disc, the inner wall sliding connection of spout has the sliding block, fixedly connected with guide post on the sliding block, the guide way has been seted up on the swinging plate, the guide post runs through in the guide way, snail form groove has been seted up on the support, and snail form groove distributes in the periphery of third motor, the guide post is worn out from the rear end of sliding block, and run through into in this snail form groove.

Preferably, a vibration platform is arranged on the installation box and below the second storage tank, and the vibration platform vibrates after the second storage tank extracts a predetermined amount of liquid medicine from the first storage tank; driving the second storage tank to vibrate to accelerate the mixing of the liquid medicine; the top of the vibration platform is wrapped with a cushion, and the second storage tank is contacted with the cushion so that the bottom of the second storage tank is wrapped with the cushion; vibration platform is when the vibration with main horizontal vibration change into the vibration to the omnidirectional of second holding vessel, promotes liquid medicine mixing efficiency.

Preferably, one side of the top of the installation box is respectively provided with a control key and a display screen which are electrically connected with the controller, and the control key and the display screen are respectively and electrically connected with the first motor, the second motor, the first limiting block and the vibration platform; the controller is internally preset with a control program for controlling the air pump and the action sequence of each movable part during dispensing.

Preferably, the swing mechanism moves before the air pump performs air pumping action to rotate the first storage tank so that the bottle opening of the first storage tank is at a low position, the liquid medicine in the first storage tank is submerged at the bottle opening, and the second puncture needle is always submerged in the liquid medicine during dispensing; before the air pump is used for supplying air, the swing mechanism is used for rotating the first storage tank to enable the bottle mouth to be positioned at a high position, the liquid medicine in the first storage tank is submerged at the bottle bottom, and the mixed liquid medicine flows back to the first storage tank under pressure; the sealing structure at the bottle mouth is prevented from being leaked under the dual effects of hydraulic pressure generated by liquid medicine and air pressure generated by an air pump for a long time, the working environment is maintained to be clean, and the accuracy of the dispensing concentration is ensured.

Has the advantages that: compared with the prior art, the automatic medicine dispensing device has the advantages that the full-automatic medicine liquid preparation is realized, the continuity, the stability and the medicine dispensing effect of the medicine dispensing are ensured, the labor cost is greatly reduced, and the working efficiency is greatly improved; when mixed medicine is dispensed, the mixed medicine liquid is mixed preliminarily through the arranged vibration platform, different swing amplitudes of the first storage tank are adjusted through the arranged transmission structure according to different periods of the medicine liquid, for example, the medicine liquid is low in mixing degree at the beginning, the corresponding swing amplitude is large, the mixing degree is gradually increased later, the corresponding swing amplitude is also gradually reduced, and further mixing of the mixed medicine liquid is realized through the movement mode, so that the medicine liquid is mixed more sufficiently and thoroughly.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic structural diagram of the lifting mechanism of the present invention;

FIG. 4 is a schematic view of the retraction mechanism of the present invention;

FIG. 5 is a schematic structural view of the infusion tube of the present invention;

FIG. 6 is a schematic view of the structure of the present invention in which the rotating disk is mounted on the output shaft of the third motor;

FIG. 7 is a schematic view of the present invention with the turn disc removed from the output shaft of the third motor;

fig. 8 is a cross-sectional view taken along a-a of fig. 7 in accordance with the present invention.

In the figure: 1. installing a box; 2. a lifting mechanism; 201. a mounting seat; 202. a first motor; 203. a first lead screw; 204. a lifting plate; 205. an upper mounting plate; 206. connecting blocks; 207. a first stopper; 3. a drawing mechanism; 301. a shaft sleeve; 302. a guide shaft; 303. a needle seat; 304. a first puncture needle; 4. a transfusion tube; 5. a retracting mechanism; 501. a linker; 502. a second motor; 503. mounting blocks; 504. a second lead screw; 505. a slider; 506. a second puncture needle; 507. an air filtration membrane; 508. mounting a plate; 6. a first clamp; 7. a first storage tank; 8. a support; 9. a third motor; 10. an output shaft; 11. a second clamp; 12. a second storage tank; 13. a vibration platform; 14. a display screen; 15. a control key; 16. a soft cushion; 17. an air pump; 18. a trachea connector; 19. a transmission structure; 1901. a swing plate; 1902. rotating the disc; 1903. a chute; 1904. a slider; 1905. a guide post; 1906. a guide groove; 1907. a volute groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

A medicine dispensing machine comprises an installation box 1 serving as an installation main body, wherein a lifting mechanism 2, a support 8, an air pump 17 and a second clamp 11 are installed at the bottom end inside the installation box 1, an air pipe connecting port 18 connected to the air pump 17 is formed in the operation surface of the installation box 1, the support 8 is located on one side of the lifting mechanism 2, the output of the lifting mechanism 2 is connected with an extraction mechanism 3, a first puncture needle 304 is arranged on the extraction mechanism 3, a long channel and a short channel with height difference are formed in a needle tube of the first puncture needle 304, and the second clamp 11 is arranged below the first puncture needle 304 and clamps a second storage tank 12; a swing mechanism is arranged on the bracket 8, a contraction mechanism 5 is arranged on the swing mechanism, and a movable second puncture needle 506 and a soft first storage tank 7 are arranged on the contraction mechanism 5; the short channel of the first puncture needle 304 and the short channel of the air pipe connecting port 18, and the long channel of the second puncture needle 506 and the first puncture needle 304 are respectively communicated through the infusion tube 4.

The first puncture needle 304 is driven by the elevating mechanism 2 to be inserted into the second reserve tank 12, and the second puncture needle 506 is driven by the contracting mechanism 5 to be inserted into the first reserve tank 7. During liquid preparation, the air pump 17 operates to pump the air in the second storage tank 12 and the infusion tube 4 out of the short channel of the first puncture needle 304, and negative pressure is formed in the second storage tank 12; the liquid medicine in the first storage tank 7 is driven by the pressure difference to enter the second storage tank 12 from the long channel of the first puncture needle 304 along the infusion tube 4 and is mixed with the quantitative liquid medicine in the second storage tank 12; after the predetermined amount of the liquid medicine is pumped, the air pump 17 stops operating, and after the liquid medicine is completely mixed, the air pump 17 starts operating to supplement air into the second storage tank 12, so that the air pressure in the second storage tank 12 rises, and the mixed liquid medicine is pressed into the first storage tank 7 through the long channel of the first puncture needle 304, thereby completing the matching operation.

It should be noted that, in order to ensure the continuity of the operation, the lengths and the operation strokes of the first puncture needle 304 and the second puncture needle 506 should not be too long, but in order to ensure that the second puncture needle 506 can be always submerged in the liquid medicine in the first storage tank 7 when dispensing, the swing mechanism operates before the air pump 17 performs the air pumping operation to rotate the first storage tank 7 so that the bottle mouth thereof is at a low position, and the liquid medicine therein is submerged at the bottle mouth so that the second puncture needle 506 can be always submerged in the liquid medicine when dispensing; before the air pump 17 makes up air and moves, the swing mechanism moves to rotate the first storage tank 7 to enable the bottle mouth to be at a high position, the liquid medicine in the first storage tank 7 is submerged at the bottle bottom, the mixed liquid medicine flows back to the first storage tank 7 under pressure, the sealing structure at the bottle mouth is prevented from leaking under the dual effects of hydraulic pressure generated by the liquid medicine and air pressure generated by the air pump 17 for a long time, the working environment is kept clean, and the accuracy of the dispensing concentration is guaranteed.

The lifting mechanism 2 comprises a mounting seat 201, a first motor 202, a first screw rod 203, a lifting plate 204, an upper mounting plate 205, a connecting block 206 and a first limiting block 207, the mounting seat 201 is mounted at the bottom end inside the mounting box 1, the first motor 202 is mounted on one side of the mounting seat 201, an output end of the first motor 202 is provided with the first screw rod 203, the top of the mounting seat 201 is provided with the upper mounting plate 205 matched with the first screw rod 203, the bottom end outer side of the first screw rod 203 is in threaded connection with the lifting plate 204, the outer side of the mounting seat 201 is provided with the first limiting block 207 matched with the lifting plate 204, the outer side of the lifting plate 204 is fixedly connected with the connecting block 206, the lifting plate 204 is provided with an extraction mechanism 3 through the connecting block 206, and one end of the extraction mechanism.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 5, the withdrawing mechanism 3 includes a shaft sleeve 301, a guiding shaft 302, a needle seat 303 and a first puncture needle 304, the shaft sleeve 301 is installed at the top end of the connecting block 206, the guiding shaft 302 is installed in the shaft sleeve 301, the needle seat 303 is installed at the tail end of the connecting block 206, the first puncture needle 304 is installed at the inlet end of the needle seat 303, and the above structure is provided for better transferring the liquid medicine.

The swing mechanism comprises a third motor 9 arranged at the top of the support 8, the output end of the third motor 9 is connected with an output shaft 10 through a transmission structure 19, and the output shaft 10 is fixedly connected with the contraction mechanism 5.

Please refer to fig. 1, fig. 2 and fig. 4, the contracting mechanism 5 includes a connecting body 501, a second motor 502, a second lead screw 504, a sliding block 505, a second puncture needle 506 and an air filtering membrane 507, the connecting body 501 is arranged on the output shaft 10, the second motor 502 is fixedly installed inside the connecting body 501, the second lead screw 504 is arranged at the output end of the second motor 502, the sliding block 505 is connected to the outer side of the second lead screw 504 through a thread, the second puncture needle 506 is clamped at the top of the sliding block 505, and the air filtering membrane 507 is installed at the outer side of the second puncture needle 506; the invention is designed to better adjust the insertion depth of the second puncture needle 506 by adopting the structure.

Please refer to fig. 1, fig. 2 and fig. 4, a mounting plate 508 is installed at one side of the connecting body 501, a mounting block 503 matched with the second lead screw 504 is installed at one end of one side of the mounting plate 508, a first clamp 6 is installed on the mounting plate 508, and the first storage tank 7 is clamped and fixed by the first clamp 6; the structure is arranged, so that the mounting plate 508 can be rotated better, and the normal operation of the second screw rod 504 is ensured.

The first storage tank 7 is clamped and fixed through the first clamp 6, and the second storage tank 12 is clamped and fixed through the second clamp 11, so that the stability of the first storage tank 7 and the second storage tank 12 during dispensing is guaranteed.

By arranging the lifting mechanism 2, when the device is used, the first motor 202 is started, and the first screw rod 203 is driven to rotate, so that the lifting plate 204 is slowly descended, and the first puncture needle 304 in the extraction mechanism 3 connected through the connecting block 206 is inserted into the second storage tank 12 and is transmitted; then, the second motor 502 is started again, the second lead screw 504 is rotated, the slider 505 connected through the threads is moved to the first storage tank 7, and the second puncture needle 506 is inserted into the slider to complete the operation, so that the liquid medicine is configured, the full-automatic liquid medicine configuration is realized, the labor cost is greatly reduced, and the working efficiency is greatly improved.

In order to accelerate the dispensing rate and ensure the dispensing effect, please refer to fig. 1, fig. 2 and fig. 4, the vibration platform 13 is disposed on the control box 1 below the second storage tank 12, the vibration platform 13 is an eccentric vibration device, and after the second storage tank 12 draws a predetermined amount of liquid medicine from the first storage tank 7, the vibration platform 13 vibrates to drive the second storage tank 12 to vibrate to accelerate the mixing of the liquid medicine.

The top parcel of vibration platform 13 has cushion 16, and the contact of second holding vessel 12 makes its bottom wrapped up by cushion 16 on this cushion 16, and back in the liquid medicine of first holding vessel 7 through the effect of air pump 17, extraction to second holding vessel 12, vibration platform 13 changes the vibration of main horizontal direction into the vibration to the omnidirectional of second holding vessel 12 when the vibration, can make the liquid medicine obtain the mixture tentatively.

Please refer to fig. 6, fig. 7 and fig. 8, the transmission structure 19 includes a swing plate 1901 and a rotation disc 1902, the swing plate 1901 is fixedly connected to the lower end of the connection body 501, the rotation disc 1902 is installed at the output end of the third motor 9, a sliding slot 1903 is opened on the rotation disc 1902, the inner wall of the sliding slot 1903 is slidably connected with a sliding block 1904, a guiding column 1905 is fixedly connected to the sliding block 1904, the distance between the guiding column 1905 and the center of the rotation disc 1902 is called the center distance, and the center distance can be adjusted by the matching of the sliding block 1904 and the sliding slot 1903; the swing plate 1901 is provided with a guide groove 1906, the guide column 1905 penetrates through the guide groove 1906, and when the third motor 9 drives the rotating disc 1902 to rotate, the guide column 1905 abuts against the guide groove 1906, so that the swing plate 1901 can be driven to swing left and right around the output shaft 10, and further the first storage tank 7 is rotated better to lower or raise the bottle mouth of the first storage tank 7, which is beneficial to pumping the liquid medicine of the first storage tank 7 into the second storage tank 12 under the action of the air pump 17; a worm-shaped groove 1907 is formed in the bracket 8, the worm-shaped groove 1907 is distributed on the periphery of the third motor 9, and the guide column 1905 penetrates out of the rear end of the sliding block 1904 and penetrates into the worm-shaped groove 1907; after the mixed liquid medicine that extracts to in the second holding vessel 12 through vibration platform 13 preliminary mixing, through the effect of air pump 17 again, pumpback is to first holding vessel 7 in, the effect of further mixing of drive structure 19 performance this moment, this moment mixed liquid medicine is though through vibration platform 13's vibration mixture, but only preliminary mixing, the phenomenon of liquid medicine layering still exists, so will carry out more swing by a wide margin to first holding vessel 7 under this state, impel further mixing, specifically so go on: the third motor 9 drives the rotating disc 1902 to rotate reversely, the guide posts 1905 are located on the periphery of the rotating disc 1902 at the beginning, the center distance is relatively large, when the rotating disc 1902 rotates reversely, the guide posts 1905 abut against the guide grooves 1906, the swing amplitude of the swing plate 1901 is relatively large, the swing plate is just suitable for liquid medicine with low blending degree in the state, the rotating disc 1902 continues to rotate reversely along with the gradual increase of the blending degree of the liquid medicine, the spiral grooves 1907 abut against the guide posts 1905, the guide posts 1905 gradually approach to the center of the rotating disc 1902, the center distance gradually decreases, the swing amplitude of the swing plate 1901 also gradually decreases, the swing amplitude is stopped until the guide posts 1905 run to the tail end of the spiral grooves 1907, the center distance is shortest, the swing amplitude of the swing plate 1901 decreases to the minimum, and the liquid medicine is mixed more thoroughly through the matching of the vibration platform 13 and the transmission structure 19. Since the number of turns of the spiral groove 1907 determines the number of times the swing plate 1901 swings and the change in curvature of the spiral groove 1907 determines the change in the swing width of the swing plate 1901, the spiral groove 1907 can be designed according to actual requirements. In addition, in this embodiment, in order to make the guide column 1905 move smoothly in the spiral groove 1907, a ball or other component may be disposed at the end of the guide column 1905 to reduce friction. In summary, in the invention, when mixing and dispensing medicine, the vibration platform 13 is arranged to perform preliminary mixing on the mixed medicine liquid, and the transmission structure is arranged to adjust different swing amplitudes of the first storage tank 7 according to different periods of the medicine liquid, for example, the medicine liquid is low in mixing degree at the beginning, the corresponding swing amplitude is large, the mixing degree is gradually increased later, and the corresponding swing amplitude is also gradually decreased, so that the medicine liquid is further mixed through the movement form, and the medicine liquid is more fully and thoroughly mixed.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, a control key 15 and a display screen 14 electrically connected to the controller are respectively disposed on one side of the top of the mounting box 1, and the control key 15 and the display screen 14 are respectively electrically connected to the first motor 202, the second motor 502, the first limiting block 207 and the vibration platform 13; a control program is preset in the controller to control the action sequence of the air pump 17 and each movable part during dispensing; by the arrangement of the structure, the first motor 202, the second motor 502, the first limiting block 207 and the vibration platform 13 are controlled better, and the vibration platform is convenient for an operator to use.

The working principle is as follows: the method comprises the following steps:

1. the first storage tank 7 is mounted on one side of the mounting plate 508 by the first clamp 6, and then the second storage tank 12 is held by the second clamp 11 and then abutted by the vibration table 13; then the short channel of the trachea connecting port 18 and the first puncture needle 304 is respectively communicated with the long channel of the second puncture needle 506 and the first puncture needle 304 through the infusion tube 4; then, the control key 15 and the display screen 14 are used for controlling the first motor 202 to start up to drive the first lead screw 203 to rotate, so that the lifting plate 204 slowly descends, the first puncture needle 304 in the extraction mechanism 3 connected through the connecting block 206 is inserted into the second storage tank 12, meanwhile, the control key 15 and the display screen 14 are used for controlling the second motor 502 to start up to rotate the second lead screw 504, the slide block 505 connected through the thread is moved to the first storage tank 7, and the second puncture needle 506 is inserted into the first storage tank 7;

2. before the air pump 17 is started, the third motor 9 is started, the first storage tank 7 is rotated to enable the bottle opening to be at a low position, then the air pump 17 is started, the air pump 17 pumps air in the second storage tank 12 and the infusion tube 4, a pressure difference is formed between the second storage tank 12 and the first storage tank 7, liquid medicine in the first storage tank 7 flows through the long channels of the second puncture needle 506, the infusion tube 4 and the first puncture needle 304 under the pressure difference and then enters the second storage tank 12, and the first storage tank 7 deforms; the air pump 17 stops operating, the lifting mechanism pulls out the first puncture needle 304 and then the vibration platform 13 vibrates, and the liquid medicine in the second storage tank 12 is preliminarily mixed; after mixing, the vibration platform 13 stops, the lifting mechanism inserts the first puncture needle 304 back to the second storage tank 12, the third motor 9 starts to rotate the first storage tank 7 to enable the bottle mouth to be at a high position, then the air pump 17 starts to supplement air, the air flows through the infusion tube 4 and the short channel of the first puncture needle 304 and enters the second storage tank 12, high pressure is formed in the second storage tank 12 to enable the liquid medicine to flow back to the first storage tank 7, the first storage tank 7 recovers deformation, and dispensing is completed;

3. when the first puncture needle 304 and the second puncture needle 506 are respectively inserted into the second storage tank 12 and the first storage tank 7, the air filtering membrane 507 is arranged outside the second puncture needle 506, then the transmission is started, in the transportation process, the gas in the liquid is released, and the gas is discharged from the second puncture needle 506 by utilizing the ventilation and water resistance performance of the air filtering membrane 507; after the transmission is completed, the third motor 9 is restarted, the third motor 9 drives the rotating disc 1902 to rotate reversely, the guide posts 1905 are positioned on the periphery of the rotating disc 1902 at the beginning, the center distance is relatively large, therefore, when the rotating disc 1902 rotates reversely, the guide posts 1905 abut against the guide grooves 1906, the swing amplitude of the swing plate 1901 is relatively large, the swing amplitude is just suitable for the liquid medicine with low blending degree under the state, along with the gradual increase of the liquid medicine blending degree, the rotating disc 1902 continuously rotates reversely, the spiral grooves 1907 abut against the guide posts 1905, the guide posts 1905 gradually approach to the center of the rotating disc 1902, the center distance is gradually reduced, the swing amplitude of the swing plate 1901 is also gradually reduced, until the guide posts 1905 run to the tail end of the spiral grooves 1907, the center distance is shortest, the swing amplitude of the swing plate 1901 is reduced to the minimum, the movement is stopped, and the liquid medicine is completely obtained through the matching of the vibration platform 13 and the transmission structure 19, After the liquid medicine is sufficiently mixed, the liquid medicine in the liquid medicine can be led out, and after the liquid medicine is led out, the rotating disc 1902 rotates clockwise to restore the original state.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. The utility model provides a medicine dispensing machine, includes install bin (1) as the installation subject, and elevating system (2), support (8), air pump (17) and second anchor clamps (11) are installed to the inside bottom of install bin (1), are equipped with trachea connector (18) of connection on air pump (17) on the operating surface of install bin (1), support (8) are located one side of elevating system (2), its characterized in that:

the output of the lifting mechanism (2) is connected with an extraction mechanism (3), a first puncture needle (304) is arranged on the extraction mechanism (3), a long channel and a short channel with height difference are arranged in a needle tube of the first puncture needle (304), and a second clamp (11) is arranged below the first puncture needle (304) and clamps a second storage tank (12);

the support (8) is provided with a swing mechanism which comprises a third motor (9) arranged at the top of the support (8), the output end of the third motor (9) is connected with an output shaft (10) through a transmission structure (19), the output shaft (10) is connected with a contraction mechanism (5), and the contraction mechanism (5) is provided with a movable second puncture needle (506) and a soft first storage tank (7);

the air pipe connecting port (18) is communicated with the short channel of the first puncture needle (304), and the second puncture needle (506) is communicated with the long channel of the first puncture needle (304) through the infusion tube (4);

the lifting mechanism (2) comprises a mounting seat (201), a first motor (202), a first screw rod (203), a lifting plate (204), an upper mounting plate (205), a connecting block (206) and a first limiting block (207), install in the inside bottom of install bin (1) mount pad (201), first motor (202) are installed to one side of mount pad (201), the output of first motor (202) is provided with first lead screw (203), the top of mount pad (201) is provided with last mounting panel (205) of mutually supporting with first lead screw (203), bottom outside threaded connection lifter plate (204) of first lead screw (203), the outside of mount pad (201) is provided with first stopper (207) of mutually supporting with lifter plate (204), outside fixedly connected with connecting block (206) of lifter plate (204), extraction mechanism (3) are installed through connecting block (206) to lifter plate (204).

2. A dispenser according to claim 1, wherein: the extraction mechanism (3) comprises a shaft sleeve (301), a guide shaft (302), a needle seat (303) and a first puncture needle (304), the shaft sleeve (301) is installed at the top end of the connecting block (206), the guide shaft (302) is installed in the shaft sleeve (301), the needle seat (303) is installed at the tail end of the connecting block (206), and the first puncture needle (304) is arranged at the inlet end of the needle seat (303).

3. A dispenser according to claim 2, wherein: the contraction mechanism (5) comprises a connecting body (501), a second motor (502), a second lead screw (504), a sliding block (505), a second puncture needle (506) and an air filtering membrane (507), the connecting body (501) is arranged on the output shaft (10), the second motor (502) is fixedly arranged inside the connecting body (501), the second lead screw (504) is arranged at the output end of the second motor (502), the sliding block (505) is connected to the outer side of the second lead screw (504) through threads, the second puncture needle (506) is clamped at the top of the sliding block (505), and the air filtering membrane (507) is arranged on the outer side of the second puncture needle (506).

4. A dispenser according to claim 3, wherein: drive structure (19) are including swing board (1901), rolling disc (1902), swing board (1901) fixed connection is at the lower extreme of connector (501), rolling disc (1902) is installed on the output of third motor (9), spout (1903) have been seted up on rolling disc (1902), the inner wall sliding connection of spout (1903) has sliding block (1904), fixedly connected with guide post (1905) on sliding block (1904), guide way (1906) have been seted up on swing board (1901), guide post (1905) run through in guide way (1906), snail form groove (1907) have been seted up on support (8), and snail form groove (1907) distribute in the periphery of third motor (9), guide post (1905) are worn out from the rear end of sliding block (1904), and run through into in this snail form groove (1907).

5. A dispenser according to claim 4, wherein: mounting panel (508) are installed to one side of connector (501), and the one end of mounting panel (508) one side is installed and install piece (503) of mutually supporting with second lead screw (504), installs first anchor clamps (6) on mounting panel (508), first holding vessel (7) are fixed by first anchor clamps (6) centre gripping.

6. A dispenser according to claim 5, wherein: the installation box (1) is provided with a vibration platform (13) below the second storage tank (12), and the vibration platform (13) vibrates after the second storage tank (12) extracts a certain amount of liquid medicine from the first storage tank (7).

7. A dispenser according to claim 6, wherein: the top of the vibration platform (13) is wrapped with a cushion (16), and the second storage tank (12) is contacted on the cushion (16) so that the bottom thereof is wrapped with the cushion (16).

8. A dispenser according to any one of claims 1 to 7, wherein: a control key (15) and a display screen (14) which are electrically connected with the controller are respectively arranged on one side of the top of the installation box (1), and the control key (15) and the display screen (14) are respectively electrically connected with the first motor (202), the second motor (502), the first limiting block (207) and the vibration platform (13); the controller is internally preset with a control program for controlling the air pump (17) and the action sequence of each movable part during dispensing.

9. A dispenser according to claim 8, wherein: the swing mechanism moves before the air pump (17) performs air suction action to rotate the first storage tank (7) to enable the bottle opening to be at a low position, liquid medicine in the first storage tank is submerged at the bottle opening, and the second puncture needle (506) is always submerged in the liquid medicine when dispensing; before the air pump (17) is used for supplying air, the swing mechanism is used for rotating the first storage tank (7) to enable the bottle mouth to be positioned at a high position, the liquid medicine in the first storage tank is submerged at the bottle bottom, and the mixed liquid medicine flows back to the first storage tank (7) under pressure.