CN212448840U - Aseptic reagent transfer bag - Google Patents

Abstract

The utility model provides a sterile reagent shifts bag, including the outer bag body and the inner bag body, strip of paper used for sealing fixed connection is passed through on the outer bag body and the inner bag body top, the outer bag body cover is in the outside of the inner bag body, and the edge of the inner bag body all through plastic connection piece and outer bag body fixed connection, inner bag body top is run through to be inserted and is equipped with the filling mouth, the lid has been cup jointed through the screw thread to the filling mouth top, the fixed spacing collar that has cup jointed in filling mouth bottom, the fixed metal location external member that has cup jointed of filling mouth lateral wall, the metal location external member has cup jointed the sealing washer through the fixed cover of viscose, be equipped with inert gas between the outer bag body and. This kind of aseptic reagent shifts bag can provide dual safety guarantee for reagent shifts on the one hand, and on the other hand can still keep pureness when the inner bag body takes place to break, can improve the convenience of shifting reagent under the prerequisite of the leakproofness after guaranteeing the filling.

Description

Aseptic reagent transfer bag

Technical Field

The utility model belongs to the technical field of biological consumptive material, especially indicate an aseptic reagent shifts bag.

Background

After the liquid biological product meeting the requirements is produced, the liquid biological product is generally placed in a stainless steel storage tank, and then the stainless steel storage tank is placed at a filling machine and is filled according to the specified specification. The stainless steel storage tank needs to be thoroughly sterilized before use, the operation of the process is complex and time-consuming, and the use cost is greatly increased. Therefore, the prior art adopts a disposable reagent bag to replace a stainless steel storage tank for transferring the liquid biological products. Most of the existing reagent transfer bags adopt single-layer bags, so that a large amount of reagent solution is lost once the single-layer bags are broken, and when the inner-layer bags of the common double-layer bags are broken, reagents easily generate oxidation reaction with air in the outer-layer bags once the reagents flow into the outer-layer bags, so that the reagents are polluted and cannot be used.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides an aseptic reagent transfer bag.

The technical scheme of the utility model is realized like this:

the utility model provides an aseptic reagent shifts bag, includes the outer bag body and the inner bag body, strip of paper used for sealing fixed connection is passed through on the outer bag body and the inner bag body top, the outer bag body cover is in the outside of the inner bag body, and the edge of the inner bag body all passes through plastic connection piece and outer bag body fixed connection, the inner bag body top is run through to be inserted and is equipped with the filling mouth, the lid has been cup jointed through the screw thread in filling mouth top, the fixed spacing collar that has cup jointed in filling mouth bottom, the fixed metal location external member that has cup jointed of filling mouth lateral wall, the metal location external member has cup jointed the sealing washer through the fixed cover of viscose, the face of sealing washer bottom is opened there is the draw-in groove, the draw-in groove passes through the top fixed connection of viscose and the outer bag body, the metal location external member is located.

Preferably, the outer bag body and the inner bag body are transparent plastic bags, and the plastic connecting sheet is a transparent plastic film.

Preferably, the joints of the side walls of the filling nozzle and the inner bag body are provided with sealing glue.

Preferably, the sealing ring is a rubber sealing ring and is in a circular truncated cone shape, and the sealing ring is positioned on the upper side of the outer bag body.

Preferably, the limiting ring is a plastic ring and is positioned in the inner cavity of the inner bag body.

Preferably, the metal positioning external member is located the filling mouth and the clearance department that outer bag body and inner bag body are connected, and metal positioning external member lateral wall is through sealed glue and outer bag body and inner bag body fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that: according to the sterile reagent transfer bag, the outer bag body and the inner bag body are arranged, the inner bag body and the outer bag body are fixedly connected through the plastic connecting sheet, the inert gas filling cavity is arranged between the inner bag body and the outer bag body, a reagent is filled in the inner bag body, when any one of the inner bag body and the outer bag body is broken, the other one of the inner bag body and the outer bag body can be normally used, on one hand, double safety guarantee can be provided for reagent transfer, and on the other hand, the reagent can still keep pure when the inner bag body is broken; through setting up filling mouth, metal location external member and sealing washer, can improve the convenience of transferring reagent under the prerequisite of the leakproofness after guaranteeing the filling.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is the structure schematic diagram of the filling nozzle of the present invention.

In the figure: 1. an outer bag body; 2. an inner bag body; 3. a seal; 4. a filling nozzle; 41. a cover; 42. a limiting ring; 43. a metal positioning kit; 5. a seal ring; 51. a card slot; 6. plastic connecting sheets; 7. an inert gas fills the cavity.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-2: the utility model provides an aseptic reagent shifts bag, includes outer bag body 1 and inner bag body 2, 3 fixed connection of strip of paper used for sealing are passed through on outer bag body 1 and 2 tops of inner bag body, and strip of paper used for sealing 3 is with outer bag body 1 and 2 top fixed connection of inner bag body through the pressfitting, outer bag body 1 cover is in the outside of inner bag body 2, and the edge of inner bag body 2 all through plastic connection piece 6 and 1 fixed connection of outer bag body, and plastic connection piece 6 can say that the edge of inner bag body 2 is fixed with outer bag body 1, avoids inner bag body 2 to produce too much displacement in outer bag body 1 inside, plays the effect of connecting reinforcement, outer bag body 1 and inner bag body 2 are transparent plastic bag, plastic connection piece 6 is transparent plastic film, and the cost of manufacture is. 2 tops of the inner bag body are penetrated and inserted to be provided with filling mouth 4, the lateral wall of filling mouth 4 all is equipped with sealed glue with the junction of the inner bag body 2, and the airtight that sets up the guarantee filling mouth 4 and the inner bag body 2 of sealed glue is connected, and after all disinfecting outer bag body 1 and inner bag body 2, can be to the interior filling reagent solution of inner bag body 2 through filling mouth 4. 4 tops of filling mouth have cup jointed lid 41 through the screw thread, can say after the filling that lid 41 revolves soon on filling mouth 4, ensure the sealed of filling mouth 4, the fixed cover in 4 bottoms of filling mouth has connect spacing collar 42, spacing collar 42 is the plastic ring, and spacing collar 42 is located inner bag body 2 inner chambers, and spacing collar 42 is used for playing certain effect of stopping. The fixed metal location external member 43 that has cup jointed of 4 lateral walls of filling mouth, metal location external member 43 has cup jointed sealing washer 5 through the viscose fixed cover, sealing washer 5 is rubber seal, is the round platform shape, and sealing washer 5 is located the upside of the outer bag body 1, and sealing washer 5 is used for guaranteeing the leakproofness of filling mouth 4 and outer bag body 1 and inner bag body 2 junction from the outside. 5 bottom faces of sealing washer are opened there is draw-in groove 51, draw-in groove 51 is through the top fixed connection of viscose and outer bag body 1, metal location external member 43 is located the gap department that outer bag body 1 and filling mouth 4 are connected, metal location external member 43 is located the gap department that filling mouth 4 and outer bag body 1 and inner bag body 2 are connected, and metal location external member 43 lateral wall is through sealed glue and outer bag body 1 and inner bag body 2 fixed connection, and metal location external member 43 is used for providing reinforcement bearing structure for filling mouth 4 and outer bag body 1, and metal location external member 43 surface scribbles corrosion-resistant coating. Be equipped with inert gas between outer bag body 1 and the inner bag body 2 and fill chamber 7, inert gas fills chamber 7 and fills and has inert gas, even inner bag body 2 takes place to break or ambient temperature is too high, can not cause air and reagent to take place oxidation reaction yet, can ensure the security that reagent shifted on the one hand, and on the other hand can guarantee its normal use still by the reagent when inner bag body 2 breaks.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A sterile reagent transfer bag, comprising: including the outer bag body (1) and the inner bag body (2), the outer bag body (1) and the inner bag body (2) top are through strip of paper used for sealing (3) fixed connection, the outer bag body (1) cover is in the outside of the inner bag body (2), and the edge of the inner bag body (2) all through plastic connecting piece (6) and outer bag body (1) fixed connection, inner bag body (2) top is run through and is inserted and is equipped with filling mouth (4), filling mouth (4) top has cup jointed lid (41) through the screw thread, the fixed coupling in filling mouth (4) bottom has spacing ring (42), the fixed metal location external member (43) that has cup jointed of filling mouth (4) lateral wall, metal location external member (43) have sealing washer (5) through the fixed coupling of viscose, sealing washer (5) bottom face is opened has draw-in groove (51), draw-in groove (51) are through the top fixed connection of viscose and outer bag body (, the metal positioning kit (43) is located at the gap where the outer bag body (1) is connected with the filling nozzle (4), and an inert gas filling cavity (7) is arranged between the outer bag body (1) and the inner bag body (2).

2. The sterile reagent transfer bag of claim 1, wherein: the outer bag body (1) and the inner bag body (2) are both transparent plastic bags, and the plastic connecting sheet (6) is a transparent plastic film.

3. The sterile reagent transfer bag of claim 1, wherein: and the joint of the side wall of the filling nozzle (4) and the inner bag body (2) is provided with a sealant.

4. The sterile reagent transfer bag of claim 1, wherein: the sealing ring (5) is a rubber sealing ring and is in a round table shape, and the sealing ring (5) is positioned on the upper side of the outer bag body (1).

5. The sterile reagent transfer bag of claim 1, wherein: the limiting ring (42) is a plastic ring, and the limiting ring (42) is positioned in the inner cavity of the inner bag body (2).

6. The sterile reagent transfer bag of claim 1, wherein: the metal positioning external member (43) is located the gap where the filling nozzle (4) is connected with the outer bag body (1) and the inner bag body (2), and the outer side wall of the metal positioning external member (43) is fixedly connected with the outer bag body (1) and the inner bag body (2) through a sealant.

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