JPH10111221A - Sterile sampling method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a new sterile sampling method wherein a design that a fatal defect such as the mingling of swarb is dissolved is done. SOLUTION: A sample enclosing bag member 5 consists of the following; a picking bag 1, a pipe 2 for filling which is linked to the picking bag 1, a filling port member 3 which is arranged at the tip of the pipe 2 for filling, and a cover film 4 for holding the inside of the sample enclosing bag member 5 in the sterile state which film is spread on the filling port of the filling port member 3. By using the sample enclosing bag member 5, a sample is picked from a treating equipment with a sample picking part having a filling head 6 capable of sterilization with steam, and the middle part of the pipe 2 for filling is closed with a clamping apparatus like a pinch cock 7 or by welding.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a milk processing apparatus,
In addition, the present invention relates to an aseptic sampling method for collecting a processed product sample (a product or the like) from a processing device for beverages or the like.

[0002]

2. Description of the Related Art Conventionally, methods as shown in FIGS. 5 to 9 are known as this kind of aseptic sampling method. That is, a sample enclosing bag comprising a collection bag 21, a short cylindrical filling port member 23 in which a mounting flange portion 22 is welded to the front wall of the collection bag 21, and a cover film 24 stretched over the filling port of the filling port member 23. The body 25 is used to collect a sample from a processing procedure with a sample collection bag (not shown) having a filling head 26 capable of steam sterilization and then to the base welding point of the filling port member 23, i.e. the mounting flange 22.
Is a sampling method in which the rear wall of the collection bag 21 is closed by welding with a head 27 of a high-frequency welder (not shown) over the entire circumference of the filling head 26.
Is a case-like portion 29, a piercing rod 30 inserted through the through-hole 28 formed in the left side wall of the case-like portion 29 so as to be able to advance and retreat to the right toward the right, and a case-like portion. The connection hole 31 of the filling port member 23 formed on the right side wall of the portion 29 and the flange portion 32 of the filling port member 23 connected to the connection hole 31 are engaged to maintain the connection state. A pressing arm 35 operated by a cylinder 34;
It is provided with a vapor and sample supply port 36 and a discharge port 37 provided on the upper side wall and the lower side wall of the case-like portion 29.

[0003]

In the aseptic sampling method described in the above prior art, the filling port member 23 of the sampling enclosing bag 25 is first pressed against the connecting hole 31 of the filling head 26 by using the arm 35 for pressing. (See FIG. 5), and in this connection state, the steam is supplied from the supply port 36 and discharged from the discharge port 37, so that the outer surface of the cover film 24, the piercing rod 3
0, and the inside of the case-like portion 29 is sterilized. Then, the piercing rod 30 is advanced to pierce the cover film 24 (see FIG. 6), and then the rod 30 is slightly retracted (FIG. 7).
In the retracted state, a sample is supplied from the sample collection unit of the processing apparatus via the supply port 36 and filled into the collection bag 21 (during this filling, the discharge port 37 is closed). After filling, attach the rear wall of the sampling bag 21 with the high-frequency welder head 27 and attach the flange portion 2
2 (see FIG. 8), and after this welding, the pressing arm 35 is retracted to fill the filling port member 23 with the filling head 26.
To complete the collection.

However, in this conventional method, as described above, a sample is supplied from the sample collection section of the processing apparatus via the supply port 36 and filled in the collection bag 21. Inside the sample is a piercing rod 30
However, there is a fatal defect that chips come in contact with the cover film cut by the cutting device, and chips are unintentionally mixed.

An object of the present invention is to provide a new aseptic sampling method which is devised to solve the above-mentioned defects.

[0006]

In order to achieve the above object, the aseptic sampling method according to the present invention comprises a collecting bag 1, a filling tube 2 connected to the collecting bag 1, and a filling tube 2 provided at the tip of the filling tube 2. A filling head 6 capable of steam sterilization is provided by using a sample enclosing bag 5 comprising a filling port member 3 and a cover film 4 for keeping the inside of the filling port member 3 extended in the filling port aseptic. A sample is collected from a processing device having a sample collection unit, and a pinch cock 7 is provided in the middle of the filling tube 2.
The filling head 6 is closed by a stopper or welding, and the filling head 6 is inserted into the case portion 9 through a through hole 8 formed in one side wall of the case portion 9. Needle 10 for injection and vapor filling and sample filling in the form of an injection needle, which is inserted to be able to advance and retreat toward
And a pull-out type holding member 13 which engages with the flange portion 12 of the filling port member 3 connected to the connection hole 11 to hold the connection state, and steam provided on the lower side wall of the case-like portion 9. The filling port member 3 includes an insertion portion 15 for the connection hole 11 in the filling head 6, an engaging flange portion 12 of the holding member 13, and a vapor inlet / sample filling needle 10. A filling hole 17 having a needle insertion hole 16 of a diameter into which the tip of the needle 10 is inserted in close contact when the needle advances, a cover film 4 stretched over an edge of the filling hole 17, and a filling tube. And two joint portions 18.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. That is, the collection bag 1, the filling tube 2 connected to the collection bag 1 via the joint portion 8, the filling port member 3 provided at the tip of the filling tube 2, and the filling port of the filling port member 3. A sample is taken from a processing apparatus equipped with a sample collecting section (not shown) having a filling head 6 capable of performing steam sterilization by using a sample enclosing bag 5 provided with a cover film 4 provided therein. This is a sample method in which the middle is closed by a pinch cock 7, and each part is as follows.

The inside of the sample enclosing bag 5 is filled with a filling tube 2.
The entire inside including the filling port member 3 is made aseptic and sealed with the cover film 4.

The filling head 6 is inserted into the case portion 9 through a through hole 8 formed in the left side wall of the case portion 9 so as to be movable back and forth toward the right side wall. Injection needle-like vapor delivery and sample filling needle 10, connecting hole 11 of filling port member 3 opened on the right side wall of case-like portion 9, and filling connected to connecting hole 11. It has a pull-in / removable holding member 13 that engages with the flange portion 12 of the mouth member 3 to hold it in a connected state, and a steam discharge port 14 provided on a lower side wall of the case-like portion 9.

The filling port member 3 is provided with the filling head 6.
The insertion portion 16 into the connection hole 11, the engagement flange portion 12 of the holding member 13, and the tip portion of the needle 10 when the vapor-feeding and sample-filling needle 10 is advanced, are closely inserted. A filling hole 17 having a needle insertion hole 16 having a diameter at the left end, a cover film 4 stretched over an edge of the filling hole 17, and a joint 18 of the filling tube 2 are provided.

To collect a sample using the sample enclosing bag 5 configured as described above, first, the filling port member 3 of the sample enclosing bag 5 is inserted into the connection hole 11 of the filling head 6 with the holding member 13. (See FIG. 1). In this connection state, the cover film is supplied by feeding steam through the inner hole of the needle 10 for feeding and filling the sample and discharging the steam from the hole 14 for discharging the steam. The outer surface of the needle 4, the tip of the needle 10, and the inside of the case-shaped part 9 are sterilized, and then the needle 10 for vapor supply and sample filling is advanced to break through the cover film 4 and insert the needle into the needle insertion hole. 16 (see FIG. 2), and in this inserted state, a sample is supplied from the sample collection bag of the processing apparatus via the inner hole of the needle 10 for steam supply and sample filling. The mouth 17 is closed.) The sample is filled into the collection bag 1 via the filling tube 2 and the filling tube 2 is closed with a pinch cock 7 after the filling (FIG. 3). After the closing, the needle 10 is retracted, the holding member 13 is removed, and the filling port member 3 is removed from the filling head 6, thereby completing the collection.

[0012]

According to the present invention, as described above, sampling can be performed easily and efficiently.
From the outside surface of the cover film 4,
The distal end of the needle 10 and the inside of the case-like portion 9 are sterilized, and then the vapor feeding and sample filling needle 10 is advanced to break through the cover film 4 and insert the distal end of the needle 10 into the needle insertion hole 16 (FIG. 2), in this inserted state, the sample is supplied from the sample collection bag of the processing apparatus through the inner hole of the needle 10 for steam supply and sample filling, so that the sample passes only through the sterilized portion. As a result, not only the sample filling bag body 5 can be filled completely aseptically, but also the torn cover film 4 becomes outside the vapor feeding and sample filling needle 10 during the filling. The sample being filled does not come into direct contact with the sample and there is no danger of chips being mixed therein.
And a filling port 2 connected to the collection bag 1, a filling port member 3 provided at the tip of the filling pipe 2, and a cover for maintaining the inside of the filling port of the filling port member 3 stretched over the filling port in an aseptic state. Since it is made of the film 4 and is closed by a pinch cock 7 or the like with a pinch stopper or by welding, it is not only easy to use but also does not require the pressing arm 35 device as in the conventional example. The use device can be simplified.

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention during sterilization by steam.

FIG. 2 is a cross-sectional view showing a state during sample filling.

FIG. 3 is a cross-sectional view similarly showing a state closed by a pinch cock.

FIG. 4 is a cross-sectional view showing a state where it is removed from filling.

FIG. 5 is a sectional view showing a conventional example in a state during sterilization by steam.

FIG. 6 is a cross-sectional view showing a state in which the cover film is broken through.

FIG. 7 is a cross-sectional view showing a state where the sample is being filled.

FIG. 8 is a cross-sectional view showing a closed state by welding.

FIG. 9 is a cross-sectional view showing a state where it is removed from the filling unit.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Collection bag 2 Filling tube 3 Filling port member 4 Cover film 5 Sample 6 Filling head 7 Pinch cock 8 Through hole 9 Case-shaped part 10 Needle for steam supply and sample filling 11 Connecting hole 12 Flange part 13 Holding member 14 Steam Discharge port 15 Insertion part 16 Needle insertion hole 17 Filling hole 18 Joint part 19 Joint part 21 Sampling bag 22 Mounting flange part 23 Filling port member 24 Cover film 25 Sample enclosing bag 26 Filling head 27 Head 28 Through hole 29 Case Shaped part 30 Breakthrough rod 31 Connecting hole 32 Flange part 34 Cylinder 35 Arm 36 Supply port 37 Discharge port

Claims (2)

[Claims] 1. A collection bag 1 and a filling tube 2 connected to the collection bag 1; a filling port member 3 provided at a tip of the filling tube 2; Sample enclosing bag 5 composed of a cover film 4 for keeping the state
A sample is collected from a processing apparatus having a sample collection section having a filling head 6 capable of steam sterilization, and the middle of the filling tube 2 is closed with a pinch cock 7 or the like or by welding. Sampling method. 2. The filling head 6 is connected to the case 9 through a through hole 8 formed in one side wall of the case 9.
A needle 10 for vapor delivery and sample filling in the form of an injection needle,
Connecting hole 11 of filling port member 3 opened on the other side wall of
And a pull-out type holding member 13 that engages with the flange portion 12 of the filling port member 3 connected to the connection hole 11 and holds the connection state, and steam provided on the lower side wall of the case-like portion 9. The filling port member 3 is provided with a discharge port 14.
1, the engaging flange 12 of the holding member 13, and a needle insertion hole having a diameter into which the tip of the needle 10 for steam supply and sample filling is inserted in a close contact state when the needle 10 advances. The aseptic sampling according to claim 1, further comprising: a filling port having a filling port, a cover film extending from an edge of the filling port, and a joint portion of the filling port tube. Method.