CN216660398U

CN216660398U - Micro-perfusion machine

Info

Publication number: CN216660398U
Application number: CN202123139359.1U
Authority: CN
Inventors: 黄承彬; 周明华
Original assignee: Guangzhou Persian Chengdu Electrical And Mechanical Equipment Co ltd
Current assignee: Guangzhou Persian Chengdu Electrical And Mechanical Equipment Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-06-03
Anticipated expiration: 2031-12-13

Abstract

The utility model relates to a micro-perfusion machine, which has the technical scheme that: the method comprises the following steps: the device comprises a frame, a material placing tank for storing liquid medicine, a filling mechanism for pumping quantitative liquid medicine in a material placing tank and injecting a filling needle, and a filling needle assembly for filling quantitative liquid medicine into a medicament bottle; the material placing tank is arranged on the rack; the perfusion mechanism is arranged on the frame; the discharge hole of the material placing tank is communicated with the feed inlet of the filling mechanism; the discharge hole of the filling mechanism is communicated with the filling needle assembly; the irrigation needle assembly is arranged on the frame; this application has the advantage that can improve the precision of filling.

Description

Micro-perfusion machine

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to a micro-filling machine.

Background

When filling the medical and chemical small-mouth bottle, because the capacity in the bottle is less, so need the medicament that fills less, just also higher to the required precision of filling machine, and when carrying out the pouring dose regulation and control to the filling machine of small-dose, be difficult to guarantee accurate medicament quantity, consequently still need improved space.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a micro-perfusion machine which has the advantage of improving perfusion precision.

The technical purpose of the utility model is realized by the following technical scheme: a micro-perfusion apparatus comprising: the device comprises a frame, a material placing tank for storing liquid medicine, a filling mechanism for pumping quantitative liquid medicine in a material placing tank and injecting a filling needle, and a filling needle assembly for filling quantitative liquid medicine into a medicament bottle; the material placing tank is arranged on the rack; the perfusion mechanism is arranged on the frame; the discharge hole of the material placing tank is communicated with the feed inlet of the filling mechanism; the discharge hole of the filling mechanism is communicated with the filling needle assembly; the irrigation needle assembly is disposed on the frame.

Optionally, the perfusion mechanism comprises: the piston assembly, the filling valve seat, the conversion shaft core and the conversion assembly are used for driving the conversion shaft core to rotate; the piston assembly is arranged on the frame; the conversion assembly is arranged on the rack; the output end of the conversion component is fixed with the conversion shaft core; a feeding channel, a plurality of discharging channels, a plurality of material storing channels and a shaft core channel are arranged in the filling valve seat; the feeding channel is communicated with the material placing tank; the plurality of discharge channels are communicated with the needle filling assembly; the movable ends of the piston assemblies are slidably arranged in the material storage channels in a one-to-one correspondence manner; the conversion shaft core is rotatably arranged in the shaft core channel; and the conversion shaft core is provided with a material pouring through groove.

Optionally, the conversion component includes: the switching cylinder, the connecting rod and the rocker arm; the conversion cylinder is arranged on the rack; the output end of the conversion cylinder is fixed with the connecting rod; the connecting rod is rotatably connected with the rocker arm; the rocker arm is fixed with the conversion shaft core.

Optionally, the piston assembly comprises: the device comprises a servo motor, a piston guide rail, a connecting plate and a plurality of piston rods; the servo motor is arranged on the rack; the piston guide rail is arranged on the frame; the piston rods are all arranged on the connecting plate; the connecting plate is slidably arranged on the piston guide rail; the output end of the servo motor is in threaded connection with the connecting plate; the piston rods are in one-to-one correspondence and slidable connection with the material storage channels.

Optionally, the irrigation needle assembly comprises: the device comprises a driving cylinder, a plurality of discharge pipelines, a plurality of filling needles, a filling plate and a filling needle fixing block; the driving cylinder is arranged on the rack; the discharging pipelines are communicated with the discharging channels in a one-to-one correspondence manner; the discharge pipelines are communicated with the filling needles in a one-to-one correspondence manner; the plurality of perfusion needle heads are all fixed on the perfusion needle fixing block; the perfusion needle fixing block is arranged on the perfusion needle plate; the perfusion plate is arranged at the output end of the driving cylinder.

Optionally, the rack is further provided with a sliding guide rail; the pouring plate is slidably arranged on the sliding guide rail.

In conclusion, the utility model has the following beneficial effects: when the filling is carried out, firstly, a quantitative liquid medicine is extracted from the material placing tank through the filling mechanism, then the quantitative liquid medicine is pushed out to the filling needle assembly, and the filling needle assembly fills the liquid medicine into the corresponding container, so that the filling can be completed.

Drawings

FIG. 1 is an assembly view of the present invention;

fig. 2 is a schematic sectional view of the switching shaft of the present invention.

In the figure: 1. a frame; 2. placing a charging bucket; 3. a perfusion mechanism; 31. a piston assembly; 311. a servo motor; 312. a piston guide; 313. a connecting plate; 314. a piston rod; 32. filling the valve seat; 321. a feed channel; 322. a discharge channel; 323. a material storage channel; 33. converting the shaft core; 341. a conversion cylinder; 342. a connecting rod; 343. a rocker arm; 4. an irrigation needle assembly; 41. a driving cylinder; 42. a discharge pipeline; 43. filling a needle head; 44. pouring a plate; 45. filling a needle fixing block; 5. a material pouring through groove; 6. a sliding guide rail.

Detailed Description

In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; 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 by those skilled in the art according to specific situations. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, configuration, and operation, and therefore should not be construed as limiting the present invention.

The utility model is described in detail below with reference to the figures and examples.

The present invention provides a micro-perfusion apparatus, as shown in fig. 1 and 2, comprising: the device comprises a frame 1, a material placing tank 2 for storing liquid medicine, a filling mechanism 3 for pumping quantitative liquid medicine in a material placing tank and injecting a filling needle, and a filling needle assembly 4 for filling quantitative liquid medicine into a medicament bottle; the material placing tank 2 is arranged on the rack 1; the perfusion mechanism 3 is arranged on the frame 1; the discharge hole of the material placing tank 2 is communicated with the feed hole of the filling mechanism 3; the discharge hole of the perfusion mechanism 3 is communicated with the perfusion needle assembly 4; the needle assembly 4 is arranged on the frame 1. When the filling is performed, firstly, a certain amount of liquid medicine is extracted from the material placing tank 2 through the filling mechanism 3, then the certain amount of liquid medicine is pushed out to the filling needle assembly 4, and the filling needle assembly 4 fills the liquid medicine into the corresponding container, so that the filling can be completed.

Further, the pouring mechanism 3 includes: the piston assembly 31, the filling valve seat 32, the conversion shaft core 33 and the conversion assembly for driving the conversion shaft core 33 to rotate; the piston assembly 31 is arranged on the frame 1; the conversion assembly is arranged on the rack 1; the output end of the conversion component is fixed with the conversion shaft core 33; a feeding channel 321, a plurality of discharging channels 322, a plurality of material storing channels 323 and a shaft core channel are arranged in the filling valve seat 32; the feeding channel 321 is communicated with the material containing tank 2; the plurality of discharge channels 322 are communicated with the irrigation needle assembly 4; the movable ends of the piston assemblies 31 are slidably arranged in the material storage channels 323 in a one-to-one correspondence manner; the switching shaft core 33 is rotatably arranged in the shaft core channel; the conversion shaft core 33 is provided with a material pouring through groove 5. During pouring, the switching shaft core 33 is rotated through the switching assembly to enable the feeding channel 321 to be communicated with the material storage channels 323; then, by controlling the drawing position of the piston assembly 31, when the piston assembly 31 is drawn out, the content of the liquid medicine entering the material storage channel 323 is the required dosage, the conversion shaft core 33 is rotated by the conversion assembly to correspondingly communicate the material storage channels 323 with the discharge channels 322 one by one, the liquid medicine in the material storage channel 323 is pushed out to the discharge channels 322 by the piston assembly 31, and then flows into the corresponding filling needle assembly 4 from the discharge channels 322 for filling, so that the accurate quantitative filling is realized. In practical application, the feeding channel 321, the stock channel 323 and the discharging channel 322 are sequentially arranged at intervals of 90 degrees, and the cross section of the material pouring through groove 5 is L-shaped so as to communicate the feeding channel 321 with the stock channel 323, and the stock channel 323 with the discharging channel 322.

Optionally, the conversion component includes: the switching cylinder 341, the connecting rod 342, and the rocker arm 343; the conversion cylinder 341 is arranged on the frame 1; the output end of the conversion cylinder 341 is fixed with the connecting rod 342; the connecting rod 342 is rotatably connected with the rocker arm 343; the rocker arm 343 is fixed to the switching shaft core 33. When the feeding channel 321 needs to be communicated with the material storage channel 323, the switching cylinder 341 is started to push the connecting rod 342 to move backwards, the connecting rod 342 drives the rocker arm 343 to rotate clockwise, the switching shaft core 33 rotates clockwise, the feeding channel 321 is communicated with the material storage channel 323, when the material storage channel 323 needs to be communicated with the material discharge channel 322, the switching cylinder 341 is started to push the connecting rod 342 to move forwards, the connecting rod 342 drives the rocker arm 343 to rotate anticlockwise, the switching shaft core 33 rotates anticlockwise, and the material storage channel 323 is communicated with the material discharge channel 322.

Optionally, the piston assembly 31 comprises: a servo motor 311, a piston guide rail 312, a connecting plate 313 and a plurality of piston rods 314; the servo motor 311 is arranged on the frame 1; the piston guide 312 is arranged on the frame 1; a plurality of piston rods 314 are arranged on the connecting plate 313; the connecting plate 313 is slidably arranged on the piston guide rail 312; the output end of the servo motor 311 is in threaded connection with the connecting plate 313; the plurality of piston rods 314 are slidably connected with the plurality of material storage channels 323 in a one-to-one correspondence manner. When the liquid medicine in the material storage tank 2 needs to be extracted, the servo motor 311 drives the precision screw to rotate, the connecting plate 313 is further pulled to drive the piston rods 314 to synchronously move backwards, the piston rods 314 are matched with the material storage channel 323 to form a relatively sealed environment, so that the liquid medicine in the material storage tank 2 is extracted into the material storage channel 323 through the feeding channel 321, and in practical application, the amount of the medicine stored in the material storage channel 323 can be adjusted by changing the position of the connecting plate 313 on the piston guide rail 312, and the infusion dosage is convenient to adjust; when the liquid medicine is injected into the filling needle assembly 4, the servo motor 311 drives the precision screw to rotate, and further pushes the connecting plate 313 to drive the plurality of piston rods 314 to synchronously move forwards, so that the liquid medicine in the material storage channel 323 is completely pushed out, and the filling precision can be ensured.

Further, the needle assembly 4 includes: a driving cylinder 41, a plurality of discharge pipelines 42, a plurality of filling needles 43, a filling plate 44 and a filling needle fixing block 45; the driving cylinder 41 is arranged on the frame 1; the discharging pipelines 42 are communicated with the discharging channels 322 in a one-to-one correspondence manner; the plurality of discharge pipelines 42 are communicated with the plurality of filling needles 43 in a one-to-one correspondence manner; the plurality of perfusion needle heads 43 are all fixed on the perfusion needle fixing block 45; the irrigation needle fixing block 45 is arranged on the irrigation needle plate; the perfusion plate 44 is arranged at the output end of the driving cylinder 41. When the filling is performed, the driving cylinder 41 drives the filling plate 44 to move downwards, so as to drive the filling needle fixing block 45 to move downwards, so that the filling needle head 43 enters the corresponding container, and the filling can be performed, and after the filling is completed, the driving cylinder 41 drives the filling plate 44 to ascend, so that the filling needle head 43 can be separated from the container.

Further, a sliding guide rail 6 is also arranged on the frame 1; the pouring plate 44 is slidably arranged on the slide rail 6. The sliding guide 6 makes the up-and-down translation of the pouring needle 43 more smooth.

The micro-perfusion machine can improve the perfusion precision.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to those skilled in the art without departing from the principles of the present invention should also be considered as within the scope of the present invention.

Claims

1. A micro-perfusion apparatus, comprising: the device comprises a frame, a material placing tank for storing liquid medicine, a filling mechanism for pumping quantitative liquid medicine in a material placing tank and injecting a filling needle, and a filling needle assembly for filling quantitative liquid medicine into a medicament bottle; the material placing tank is arranged on the rack; the perfusion mechanism is arranged on the frame; the discharge hole of the material placing tank is communicated with the feed inlet of the filling mechanism; the discharge hole of the filling mechanism is communicated with the filling needle assembly; the irrigation needle assembly is disposed on the frame.

2. A micro-perfusion machine as claimed in claim 1, wherein the perfusion mechanism comprises: the piston assembly, the filling valve seat, the conversion shaft core and the conversion assembly are used for driving the conversion shaft core to rotate; the piston assembly is arranged on the frame; the conversion assembly is arranged on the rack; the output end of the conversion component is fixed with the conversion shaft core; a feeding channel, a plurality of discharging channels, a plurality of material storing channels and a shaft core channel are arranged in the filling valve seat; the feeding channel is communicated with the material placing tank; the plurality of discharge channels are communicated with the needle filling assembly; the movable ends of the piston assemblies are slidably arranged in the material storage channels in a one-to-one correspondence manner; the conversion shaft core is rotatably arranged in the shaft core channel; and a material pouring through groove is formed in the conversion shaft core.

3. A micro-perfusion machine as claimed in claim 2, wherein the conversion assembly comprises: the switching cylinder, the connecting rod and the rocker arm; the conversion cylinder is arranged on the rack; the output end of the conversion cylinder is fixed with the connecting rod; the connecting rod is rotatably connected with the rocker arm; the rocker arm is fixed with the conversion shaft core.

4. A micro-perfusion machine as claimed in claim 2, wherein the piston assembly comprises: the servo motor, the piston guide rail, the connecting plate and the piston rods are arranged on the connecting plate; the servo motor is arranged on the rack; the piston guide rail is arranged on the frame; the plurality of piston rods are arranged on the connecting plate; the connecting plate is slidably arranged on the piston guide rail; the output end of the servo motor is in threaded connection with the connecting plate; the piston rods are in one-to-one corresponding slidable connection with the material storage channels.

5. A micro-perfusion machine as claimed in claim 2, wherein the needle assembly comprises: the device comprises a driving cylinder, a plurality of discharge pipelines, a plurality of filling needles, a filling plate and a filling needle fixing block; the driving cylinder is arranged on the rack; the discharging pipelines are communicated with the discharging channels in a one-to-one correspondence manner; the discharge pipelines are communicated with the filling needles in a one-to-one correspondence manner; the plurality of perfusion needle heads are all fixed on the perfusion needle fixing block; the filling needle fixing block is arranged on the filling plate; the perfusion plate is arranged at the output end of the driving cylinder.

6. A micro-perfusion apparatus as claimed in claim 5, wherein the frame is further provided with a slide guide; the pouring plate is slidably arranged on the sliding guide rail.