CN220263180U - Soft bag filling device infuses - Google Patents

Abstract

The utility model discloses an infusion soft bag filling device which comprises a liquid medicine dispenser, a manual control valve, a filling control valve and a filling nozzle which are sequentially connected through a main pipeline, wherein the filling nozzle is correspondingly arranged with a filling opening of a soft bag positioned on a filling station, the filling nozzle is connected with a filling lifting device, the filling lifting device controls the height of the filling nozzle, the filling control valve comprises a quick control valve and a slow control valve, the quick control valve is arranged on a first branch pipeline, the slow control valve is arranged on a second branch pipeline, and the first branch pipeline and the second branch pipeline are arranged in parallel. The soft infusion bag filling device is convenient for exhausting in the filling process, avoids the generation of foam in the liquid medicine and avoids the liquid medicine splashing.

Description

Soft bag filling device infuses

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an infusion soft bag filling device.

Background

The transfusion soft bag is one of safe transfusion packaging materials, does not contain any plasticizer, has no reaction when the packaging material contacts with liquid medicine, has no adsorption phenomenon, has no alkali precipitation phenomenon of a glass bottle, and is a high-quality material. It has the advantages of small weight, difficult breakage, little pollution of liquid medicine and good low temperature resistance.

In the filling process of the soft infusion bag, due to the existence of gas in the soft bag and gas in the liquid medicine, when the set filling amount is not reached in the filling process, liquid overflows from the mouth tube position of the soft bag, the problem of liquid medicine splashing occurs, the liquid medicine splashes out of the bag to cause insufficient filling amount, the liquid medicine falls on the mouth tube, and the liquid medicine can also cause that in the next sealing process, the heating temperature at the mouth tube position cannot reach the set temperature due to the fact that the liquid medicine exists on the mouth tube to influence the heating of the mouth tube, the sealing quality between the mouth tube and the combined cover is not up to standard, and the product quality is reduced.

Disclosure of Invention

In view of the above, the utility model provides a soft infusion bag filling device which is convenient for exhausting in the filling process, avoids foam in the liquid medicine and avoids liquid medicine splashing.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a soft bag filling device of infusion, includes liquid medicine knockout, manual control valve, filling control valve and the filling mouth that connects gradually through the main line, the filling mouth corresponds the setting with the filling mouth of the soft bag of location on the filling station, the filling mouth is connected with filling elevating gear, filling elevating gear control the height of filling mouth, the filling control valve includes quick control valve and slow control valve, quick control valve sets up on first branch pipeline, slow control valve sets up on second branch pipeline, first branch pipeline with the parallelly connected setting of second branch pipeline.

Optionally, the inlet ends of the first branch pipeline and the second branch pipeline are communicated with the main pipeline, and the outlet ends of the first branch pipeline and the second branch pipeline are communicated with the filling nozzle;

the fast control valve and the slow control valve are pneumatic diaphragm valves.

Optionally, the filling mouth sets up in the filling station the top of the filling mouth of soft bag, the filling mouth with the filling mouth coaxial line setting of soft bag.

Optionally, the filling lifting device comprises a cylinder, the cylinder is fixedly arranged on the bracket body, the power output end of the cylinder is fixedly connected with the filling nozzle, and the power output end of the cylinder is lifted to drive the filling nozzle to lift.

Optionally, three magnetic detection switches are installed on the cylinder, the three magnetic detection switches respectively correspond to an original position, a slow filling position and a fast filling position of the filling nozzle, the height of the original position is greater than that of the slow filling position, and the height of the slow filling position is greater than that of the fast filling position.

Optionally, a mass flowmeter is arranged on a main pipeline where the manual control valve is communicated with the filling control valve.

Optionally, the manual control valve is a manual control diaphragm valve, and the main pipeline is a hose.

Optionally, the medicine outlet end of the liquid medicine dispenser is provided with four medicine outlets, and each medicine outlet is connected with one main pipeline.

Optionally, the filling mouth for inserting the soft bag is a step annular mouth, and the diameter of one end of the step annular mouth, which is close to the filling mouth of the soft bag, is the smallest.

Optionally, a filter screen is arranged at the liquid outlet end of the filling nozzle.

According to the technical scheme, the infusion soft bag filling device provided by the utility model has the advantages that the filling control valve comprises the fast control valve and the slow control valve, the fast control valve is arranged on the first branch pipeline, the slow control valve is arranged on the second branch pipeline, and the first branch pipeline and the second branch pipeline are connected in parallel, so that the liquid medicine filling speed can be controlled. When the liquid medicine is filled, the quick control valve is opened to close the slow control valve, quick filling is adopted, when the liquid medicine in the soft bag is filled to a set quantity, the filling lifting device controls the filling nozzle to rise to a set height so as to exhaust, the quick control valve is closed to open the slow control valve, and the slow filling of the liquid medicine is realized, so that the air exhaust in the filling process is facilitated, foam in the liquid medicine is avoided, and liquid medicine splashing is avoided.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of an infusion soft bag filling device according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a filling control valve according to an embodiment of the present utility model;

fig. 3 is a schematic cross-sectional structure of a filling lifting device according to an embodiment of the present utility model;

FIG. 4 is a schematic view showing a part of a connecting position between a filling lifting device and a filling nozzle in an enlarged manner;

fig. 5 is a schematic cross-sectional view of a filling nozzle according to an embodiment of the present utility model.

Wherein:

1. 2 parts of liquid medicine dispenser, 2 parts of manual control valve, 3 parts of mass flowmeter, 4 parts of main pipeline, 5 parts of filling control valve, 501 parts of quick control valve, 502 parts of first branch pipeline, 503 parts of slow control valve, 504 parts of second branch pipeline, 6 parts of filling nozzle, 601 parts of filling through hole, 602 parts of inclined plane, 603 parts of filter screen, 7 parts of soft bag, 8 parts of clamp conveying device, 9 parts of support body, 10 parts of filling lifting device, 1001 parts of sliding bearing, 1002 parts of dustproof sleeve, 1003 parts of guide cylinder, 1004 parts of lifting shaft, 1005 parts of first connecting plate, 1006 parts of second connecting plate, 1007 parts of third connecting plate, 1008 parts of cylinder, 11 parts of support rod.

Detailed Description

The utility model discloses a soft infusion bag filling device which is convenient for exhausting in the filling process, avoids foam in liquid medicine and avoids liquid medicine splashing.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the soft infusion bag filling device of the present utility model includes a liquid medicine dispenser 1, a manual control valve 2, a filling control valve 5 and a filling nozzle 6 sequentially connected through a main pipeline 4, the filling nozzle 6 is disposed corresponding to a filling port of a soft infusion bag 7 positioned at a filling station, the filling nozzle 6 is connected with a filling lifting device 10, the filling lifting device 10 controls the height of the filling nozzle 6, the filling control valve 5 includes a fast control valve 501 and a slow control valve 503, the fast control valve 501 is disposed on a first branch pipeline 502, the slow control valve 503 is disposed on a second branch pipeline 504, and the first branch pipeline 502 and the second branch pipeline 504 are disposed in parallel.

The liquid medicine dispenser 1 plays a role in buffering liquid medicine, and can simultaneously divide the conveyed liquid medicine into a plurality of filling branches. The manual control valve 2 can control the opening and closing of the main pipeline 4, so that leakage and pollution of liquid medicine are avoided. The quick control valve 501 and the slow control valve 503 are respectively arranged on the two branch pipes which are arranged in parallel, so that the branch pipe where the quick control valve 501 or the slow control valve 503 is positioned during liquid medicine filling can be controlled, and the filling speed of liquid in the soft bag 7 can be controlled. When the quick control valve 501 is opened to close the slow control valve 503, the liquid medicine enters the soft bag 7 through the first branch pipeline 502 to realize quick filling of the liquid medicine, and when the quick control valve 501 is closed to open the slow control valve 503, the liquid medicine enters the soft bag 7 through the second branch pipeline 504 to realize slow filling of the liquid medicine. The filling elevator 10 is used to control the height of the filling nozzle 6.

According to the soft infusion bag filling device, the filling control valve 5 comprises the rapid control valve 501 and the slow control valve 503, the rapid control valve 501 is arranged on the first branch pipeline 502, the slow control valve 503 is arranged on the second branch pipeline 504, and the first branch pipeline 502 and the second branch pipeline 504 are arranged in parallel, so that the liquid medicine filling speed can be controlled. When the liquid medicine is filled, the quick control valve 501 is opened to close the slow control valve 503, quick filling is adopted, when the liquid medicine in the soft bag 7 is filled to a set quantity, the filling lifting device 10 controls the filling nozzle 6 to rise to a set height so as to exhaust, the quick control valve 501 is closed to open the slow control valve 503, and the slow filling of the liquid medicine is realized, so that the air exhaust in the filling process is facilitated, the generation of foam in the liquid medicine is avoided, and the liquid medicine splashing is avoided.

Specifically, the inlet ends of the first branch pipe 502 and the second branch pipe 504 are communicated with the main pipe 4, and the outlet ends of the first branch pipe 502 and the second branch pipe 504 are communicated with the filling nozzle 6. The fast control valve 501 and the slow control valve 503 are pneumatic diaphragm valves, and the pneumatic diaphragm valves can be used for adjusting the liquid medicine pressure of the branch filling pipeline to realize automatic control of the filling flow, and when the branch is not used, the pneumatic diaphragm valves are closed, so that leakage and pollution of the liquid medicine are avoided.

In order to facilitate the filling nozzle 6 to extend into the filling opening of the soft bag 7, the filling nozzle 6 is arranged above the filling opening of the soft bag 7 on the filling station, the filling nozzle 6 and the filling opening of the soft bag 7 are coaxially arranged, the size of the insertion end of the filling nozzle 6 is smaller than that of the filling opening of the soft bag 7, and the filling nozzle 6 can be conveniently extended into the filling opening of the soft bag 7.

The filling lifting device comprises a cylinder 1008, the cylinder 1008 is fixedly arranged on the bracket body 9, the cylinder rod end of the cylinder 1008 is connected with a lifting shaft 1004, and the lifting shaft 1004 is slidably connected in the guide cylinder 1003 through a sliding bearing 1001. As shown in fig. 3 and 4, the guide cylinder 1003 is fixedly connected to the bracket body 9. The slide bearing 1001 is provided at an end of the guide cylinder 1003 remote from the bracket body 9. In order to prevent dust or impurities from entering the sliding bearing 1001 to affect the service life of the bearing, a dustproof sleeve 1002 is sleeved at one end of the guide cylinder 1003, which is far away from the bracket body 9, and the dustproof sleeve 1002 is fixedly connected to the lifting shaft 1004. The end part of the lifting shaft 1004, which is far away from the air cylinder 1008, is connected with a first connecting plate 1005, the top end surface of the first connecting plate 1005 is fixedly connected with a second connecting plate 1006, and the bottom end surface of the first connecting plate 1005 is fixedly connected with a third connecting plate 1007. The ends of the second connecting plate 1006 and the third connecting plate 1007 away from the first connecting plate 1005 are connected with the filling nozzle 6, thereby ensuring the connection reliability with the filling nozzle 6.

In order to be convenient for adjust the height of filling mouth 6, install three magnetism detection switch on cylinder 1008, three magnetism detection switch corresponds the home position of filling mouth 6, slow filling position and quick filling position respectively, the height of home position is greater than the height of slow filling position, the height of slow filling position is greater than the height of quick filling position. The three magnetic detection switches respectively detect three positions of the magnetic ring in the cylinder.

In order to facilitate the metering of the mass of liquid flowing through, a mass flowmeter 3 is arranged on a main pipeline 4 of the manual control valve 2, which is communicated with the filling control valve 5. The mass flowmeter 3 is a coriolis mass flowmeter, and directly measures mass flow by using the principle that coriolis force proportional to mass flow is generated when fluid flows in a vibrating pipe, and has high measurement accuracy and stable data.

Further, the manual control valve 2 is a manual control diaphragm valve, so that the liquid medicine pressure of the branch filling pipeline can be regulated, and the overall flow rate of the pipeline is controlled. In order to avoid that the main pipeline 4 influences the filling lifting device 10 to change the height of the filling nozzle 6, the main pipeline 4 is a rubber hose.

In an embodiment, the medicine outlet of the medicine liquid dispenser 1 is provided with four medicine outlets, each medicine outlet is connected with a main pipeline 4 to form four independent branches, that is, each medicine outlet is provided with one set of infusion soft bag filling device, and four soft bags 7 can be filled simultaneously. Wherein, four filling nozzles 6 are all connected with a filling lifting device 10. The clamp conveying device 8 is used for sequentially conveying non-PVC soft bags 7 which are not filled to a filling station, liquid medicine filling is carried out at the filling station, and after filling is finished, the clamp conveying device 8 conveys the filled soft bags 7 to the next station. The clamp conveying device 8 is a structure in the prior art, and is not described here again. In order to facilitate the filling of the liquid medicine, the liquid medicine dispenser 1 is suspended on the supporting rod 11 on the bracket body 9, and the height of the liquid medicine dispenser 1 is higher than the original position of the filling nozzle 6.

As shown in fig. 5, the filling nozzle 6 is provided with a filling through hole 601 along an axis, and the filling through hole 601 penetrates through two ends of the filling nozzle 6 along the axis. The filling mouth 6 is used for inserting the filling mouth of soft bag 7 and is the step annular mouth, the diameter of the one end that the step annular mouth is close to the filling mouth of soft bag 7 is minimum, and in order to be convenient for stretch into the filling mouth of soft bag 7, the tip of step annular mouth is provided with inclined plane 602, is in the tip of step annular mouth forms the chamfer promptly, thereby is convenient for the step annular mouth stretches into the filling mouth of soft bag 7. In order to avoid the impurity in the liquid medicine flowing into the soft bag 7, the liquid outlet end of the filling nozzle 6 is provided with a filter screen 603, specifically, as shown in fig. 5, the filter screen 603 may be disposed at the outlet position of the filling through hole 601, or may be disposed at the inlet position of the filling through hole 601.

According to the infusion soft bag filling device, the filling process comprises the rapid filling process and the slow filling process, and the height of the filling nozzle 6 is changed between the rapid filling process and the slow filling process, so that the air in the soft bag 7 is discharged, the problem of splashing caused by the air is avoided, meanwhile, the rapid filling is firstly carried out in the filling process, then the slow filling is carried out, the liquid medicine is prevented from splashing out, the liquid medicine is prevented from being arranged on the filling opening pipe of the soft bag 7, and the sealing quality between the filling opening pipe of the soft bag 7 and the combined cover is more stable.

When the soft bag 7 is filled, the clamp conveying device 8 conveys the unfilled soft bag 7 to the position below the filling nozzle 6, after the clamp conveying device 8 is in place, the filling lifting device 10 drives the filling nozzle 6 to descend to a rapid filling position, the filling nozzle 6 is completely attached to a filling opening of the soft bag 7 at the moment, after the filling nozzle 6 reaches the position, the rapid control valve 501 is opened, the liquid medicine starts to be filled into the soft bag 7 at the moment, the mass flowmeter 3 sends pulse numbers to the controller, when the pulse numbers received by the controller reach ninety percent of set values, the filling lifting device 10 drives the filling nozzle 6 to ascend to a slow filling position, and the slow filling position is that the filling nozzle 6 is positioned at a position of about 0.5 cm above the filling opening of the soft bag 7, and at the moment, air in the soft bag 7 can be discharged outwards. The quick control valve 501 is closed, and the slow control valve 503 is opened, at which time the liquid medicine is slowly filled into the soft bag 7. When the number of pulses of the mass flowmeter 3 received by the controller reaches a set value, the slow control valve 503 is closed, and at this time, both the fast control valve 501 and the slow control valve 503 are in a closed state. After filling, the filling lifting device 10 drives the filling nozzle 6 to rise to the original position. And the filling process is finished, and the clamp conveying device 8 conveys the filled soft bags 7 to the next station.

In the description of the present embodiment, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present embodiment.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present embodiment, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a soft bag filling device of infusion, its characterized in that includes liquid medicine knockout, manual control valve, filling control valve and the filling mouth that connects gradually through the main line, the filling mouth corresponds the setting with the filling mouth of the soft bag of location on the filling station, the filling mouth is connected with filling elevating gear, filling elevating gear control the height of filling mouth, the filling control valve includes quick control valve and slow control valve, quick control valve sets up on first branch road, slow control valve sets up on second branch road, first branch pipeline with the parallelly connected setting of second branch pipeline.

2. The infusion soft bag filling device according to claim 1, wherein an inlet end of the first branch line and the second branch line are in communication with the main line, and an outlet end of the first branch line and the second branch line are in communication with the filling nozzle;

the fast control valve and the slow control valve are pneumatic diaphragm valves.

3. The soft infusion bag filling device of claim 1, wherein the filling nozzle is disposed above the filling port of the soft bag at the filling station, the filling nozzle being disposed coaxially with the filling port of the soft bag.

4. The soft infusion bag filling device according to any one of claims 1 to 3, wherein the filling lifting device comprises a cylinder, the cylinder is fixedly arranged on the bracket body, a power output end of the cylinder is fixedly connected with the filling nozzle, and the lifting of the power output end of the cylinder drives the filling nozzle to lift.

5. The soft infusion bag filling device according to claim 4, wherein three magnetic detection switches are mounted on the cylinder, the three magnetic detection switches respectively correspond to an original position, a slow filling position and a fast filling position of the filling nozzle, the height of the original position is larger than that of the slow filling position, and the height of the slow filling position is larger than that of the fast filling position.

6. The soft infusion bag filling device according to claim 1, wherein a mass flowmeter is arranged on a main pipeline in which the manual control valve is communicated with the filling control valve.

7. The infusion soft bag filling device according to claim 1, wherein the manual control valve is a manual control diaphragm valve and the main line is a hose.

8. The soft infusion bag filling device according to claim 1, wherein the medicine outlet end of the medicine liquid dispenser is provided with four medicine outlets, and each medicine outlet is connected with one main pipeline.

9. The infusion soft bag filling device of claim 1, wherein the filling mouth for insertion into the soft bag is a stepped annular mouth having a smallest diameter at an end thereof adjacent the filling mouth of the soft bag.

10. The infusion soft bag filling device according to claim 1, wherein the liquid outlet end of the filling nozzle is provided with a filter screen.