JP2002234591A - Plastic vessel for sensor chip - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plastic vessel for sensor chips in which any sensor chips are not broken by external impacts in a distribution process or during the use, and sealability in the vessel when a cap is screwed during the use is excellent. SOLUTION: An upper end opening part 101 of a cylindrical vessel body 100 is sealed by a cap 200 positioned and screwed therein, a partition intermediate plug 300 having a through hole 321 is fitted to an inner side of the vessel body to demarcate the vessel body into an upper sensor chip accommodation chamber 140 and a lower desiccant accommodation chamber 150.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to a medical measurement,
The present invention relates to a plastic sensor chip container for housing a medical sensor chip used for inspection, treatment, and the like.

[0002]

2. Description of the Related Art In general, the above-mentioned medical sensor chip has a small piece and a thin plate shape.
A packaging container with good airtightness and airtightness that prevents invasion of outside air, moisture, and various bacteria has been used.

For example, a flexible film case type formed by sealing and bagging using a film packaging material is frequently used, and FIG. 6 (a) formed by a molding method using a thermoplastic resin. 6), the opening (101) of the rigid case body (100) composed of the cylindrical peripheral wall (110) and the bottom plate (120) is fitted to the top plate (210) shown in FIG.
A cylindrical case type in which a plug portion of a cap (200) having a relatively flexible plug portion (230) is inserted and sealed on the lower surface of the housing has been used.

[0004]

However, in the case of the above-mentioned conventional film case that is sealed and made in a sealed bag, the case body is simple, but the case is flexible, so that the chip is exposed to an external impact. In addition, since the chips are broken and the chips are wrapped one by one in the case, it takes time to open the cases one by one when taking out the chips, which is inconvenient.

Further, in the case of a hard plastic cylindrical case type, since the case body is hard, breakage of the chip due to an external impact does not occur, but when the chip is taken out of the case body, a cap is required. Is used repeatedly with respect to the opening of the case body, so that the tightness between the plug of the cap and the opening of the case body is reduced during use, resulting in airtightness and sealing inside the case. Sex was sometimes impaired.

The present invention has been made to solve the above-mentioned conventional problems, and there is no breakage of the sensor chip due to an external impact during the distribution process or during use. Provided is a plastic sensor chip container having good airtightness and airtightness.

[0007]

That is, the first aspect of the present invention is as follows.
According to the invention, as described in claim 1, the upper end opening of the cylindrical container body is sealed with a cap that is positioned and screwed, and a partition plug is fitted inside the container body, A plastic sensor chip container characterized by being partitioned into an upper sensor chip storage chamber and a lower desiccant storage chamber.

According to a second aspect of the present invention, in the plastic sensor chip container according to the first aspect, the container main body has a bottom plate provided on an inner peripheral surface at a lower end of a cylindrical peripheral wall, and an upper end of the peripheral wall. In the outer peripheral portion, an external screw that is substantially a half turn is formed, and on the outer periphery of the peripheral wall below the external screw, a flange that forms a positioning recess at a position substantially directly below a lower end of the external screw is provided. At a predetermined position in the vertical direction of the inner peripheral surface, a horizontal step is provided in the circumferential direction to reduce the inner diameter below the upper part, and a plurality of fitting projections are spaced in the circumferential direction at a predetermined position above the step. The cap is provided with a top plate connected to the upper end of a cylindrical peripheral wall, and formed on the inner peripheral surface of the peripheral wall with an approximately half-turn internal screw that is screwed with the external screw of the container body. At the opposing position almost directly below the lower end of the inner screw at the lower end of the peripheral wall A positioning convex portion detachably fitted to a positioning concave portion of the flange of the container main body is vertically provided, and a sealing ring for sealing an opening of the container main body is vertically provided on an inner surface of the top plate, and the partition is provided. The inner plug is provided with a bottom wall inside the lower end of the peripheral wall, a step is provided on the peripheral wall to fit between the step of the peripheral wall of the container body and the fitting projection, and a plurality of through holes are provided on the bottom wall. It is a plastic sensor chip container characterized by the above-mentioned.

[0009]

Next, an embodiment of a plastic sensor chip container of the present invention will be described in detail with reference to the drawings. As shown in FIG. 1, the plastic sensor chip container (10) of the present invention seals an upper end opening (101) of a cylindrical container body (100) with a cap (200) which is positioned and screwed. Then, a partition plug (300) having a through hole (321) is fitted at a predetermined height suitable for the use inside the container body, and the upper sensor chip storage chamber (140) and the lower desiccant storage are fitted. It is a container partitioned into a chamber (150). Then, the container of the present invention is produced by a molding method such as injection molding using a thermoplastic resin suitable for the application, but usually, polypropylene is used for the cap, and polypropylene or high-density polyethylene is used for the container body. High density or low density polyethylene is used for the inner plug.

Next, as shown in FIG. 1, the structure of the container body (100) of this embodiment has an opening (101) at the upper end of a cylindrical peripheral wall (110), and a bottom plate at the lower inner peripheral surface. (1
20), and as shown in FIGS. 2A to 2C,
An outer screw (1) is provided on the outer periphery of the upper end of the peripheral wall (110) by two half-turn screws with the upper end and the lower end of the screw facing each other.
11) A flange (130) that forms a (male screw or female screw) and forms a positioning recess (131) on the outer periphery of the peripheral wall (110) below the external screw at a position substantially directly below the lower tip of the external screw. 1), and as shown in FIG. 1, a horizontal horizontal step (112) is provided at a predetermined vertical position on the inner peripheral surface of the peripheral wall (110) to reduce the inner diameter below the upper side. As shown in FIG. 1 and FIG.
In the circumferential direction at a predetermined position where the partition plug (300) above 2) is fitted, there are usually three or more fitting projections (113).
Are provided at equal intervals. Note that the height of these fitting projections is a height at which the partition plug can be inserted and fitted. Further, in the case where the forcible removal is performed at the time of molding, the height is set so that the forcible removal is possible. Also, on the inner peripheral surface of the peripheral wall above the step, in order to make it easier to insert the partition plug,
Usually, a gradient of 1 ° is provided so that the upper side is widened.

Next, as shown in FIG. 1, the structure of the cap (200) of this embodiment is such that a top plate (220) is continuously provided at the upper end of a cylindrical peripheral wall (210). As shown in (b), the container body (10) is provided on the inner peripheral surface of the peripheral wall (210).
The inner screw (211) (female screw or male screw) is formed by two half-turn screws whose upper end and lower end of the screw screwed into the outer screw (111) of (0) are opposed to each other.
As shown in (a) or (b), a positioning that removably fits into the positioning recess of the flange of the container body at a position substantially directly below the lower end of the inner screw (211) at the lower end of the peripheral wall (210). FIG. 1 and FIG.
As shown in (b), sealing rings (221, 222) for sealing the opening (101) of the container body (100) are suspended from the inner surface of the top plate (220). The sealing ring is designed to seal the opening of the container body when the cap is screwed onto the container body.
The shape of the sealing ring is such that an inner sealing ring (22) for sealing the outer peripheral surface closely to the inner surface of the peripheral wall of the opening of the container body.
In 1), the contact sealing ring (222) for sealing the tip in close contact with the top surface of the peripheral wall of the container body, and also using the inner sealing ring and the contact sealing ling together like the cap of the present embodiment. May be done.

Next, the partition plug (300) of the present embodiment.
The structure of the peripheral wall (3) is as shown in FIGS.
A bottom wall (320) is continuously provided inside the lower end of (10), and a peripheral wall (3) is provided.
10) is provided with a step (311) fitted between the step (112) of the peripheral wall (110) of the container body (100) and the fitting projection (113), as shown in FIGS. 3 (a) and 3 (b). In addition, a plurality of through holes (321) having a size and a shape suitable for use are provided in the bottom wall (320). As shown in FIG. 1, the through hole (321) is provided with a partition plug (30).
0), the upper sensor chip storage chamber (14)
0) and the lower desiccant storage chamber (150). The desiccant in the desiccant storage chamber absorbs moisture in the sensor chip storage chamber through the through hole.

As shown in FIG. 1, the plastic sensor chip container (10) of the present embodiment stores a designated amount of desiccant in a desiccant storage chamber (150) below the container body (100). The partition plug is inserted into the container body, and the partition plug is inserted into the peripheral wall of the container body.
When the fitting protrusion (113) provided on the inner surface is moved over, the step (112) on the inner surface of the peripheral wall of the container body and the step (311) on the peripheral wall (310) of the partition plug come into contact, and at the same time, the partition plug is inserted. The upper surface of the peripheral wall abuts on the fitting projection of the container body, and the partition plug is fitted inside the container body. And
Sensor chip storage chamber (140) above partition plug
When a specified number of sensor chips are accommodated in the container body and the cap (200) is screwed into the container body by rotating the cap in the mounting direction, the cap is turned almost half way, as shown in FIGS. The two positioning protrusions (212) provided at the lower end of the peripheral wall (210) of the container body at opposite positions are opposed to the two positioning recesses (131) provided at the opposite position of the flange (130) of the container body (100). And stop at the same time, and at the same time, the opening (10
1) is sealed by a sealing ring (221, 222) of the cap.

When the cap is to be screwed on to seal the container body, the fact that the container body is sealed by the cap means that the positioning protrusion of the cap fits into the positioning recess of the container body. It can be recognized by the sense of resistance, and since the positioning projection of the cap is fitted in the positioning recess of the container main body, it is possible to visually know that the container is sealed.

[0015]

According to the plastic sensor chip container of the present invention, since the container body is made of relatively hard plastic, breakage of the sensor chip in the container due to external impact during the distribution process or during use is prevented. In addition, even if the cap is attached and detached many times during use, the cap is always positioned and screwed to the container body, so that the airtightness or sealing property in the container when the cap is screwed is reduced by the number of uses. This is a container having no desiccant and a good effect of the desiccant in the desiccant storage chamber and good protection of the stored sensor chip.

In addition, the plastic sensor chip container of the present invention clearly and intuitively and visually confirms that the cap is completely screwed into the container body and the container body is completely sealed. be able to.

[Brief description of the drawings]

FIG. 1 is a sectional view of a plastic sensor chip container according to an embodiment of the present invention.

FIG. 2A is a plan view of a container body of the plastic sensor chip container of the present invention shown in FIG. 1, and FIG.
Is a front view, and (c) is a bottom view.

FIG. 3 (a) is a plan view of a stopper inside the partition of the plastic sensor chip container of the present invention shown in FIG. 1,
(B) is a sectional view thereof.

FIG. 4A is a front view of the cap of the plastic sensor chip container of the present invention shown in FIG. 1, and FIG.
Is a bottom view thereof.

FIG. 5 is an explanatory view showing a fitted state when a cap is screwed onto a container body of the plastic sensor chip container of the present invention shown in FIG. 1;

FIG. 6 is a sectional view of a container body of a conventional example of a plastic sensor chip container, and FIG. 6 (b) is a front view of an example of a lid member.

[Explanation of symbols]

 10 sensor chip container 100 container body, case body 101 opening 110, 310, 210 peripheral wall 111 external screw 112, 311 step 113 fitting protrusion 120 bottom plate 130 … Flange 131… Positioning recess 140… Sensor chip housing chamber 150… Drying agent housing chamber 200… Cap 211… Inner screw 212… Positioning projection 220… Top plate 221, 222… Sealing ring 230 ... Plug part 300... Partitioning plug 320... Bottom wall 321.

Claims (2)

[Claims] An upper end opening of a cylindrical container body is sealed with a cap which is positioned and screwed in, a partition plug is fitted inside the container body, and an upper sensor chip accommodating chamber is connected to a lower part. And a desiccant storage chamber. 2. The container body according to claim 1, wherein a bottom plate is provided on an inner peripheral surface of a lower end of a cylindrical peripheral wall, and an outer screw that is substantially half-turn is formed on an outer peripheral portion of an upper end of the peripheral wall. A flange is formed around the outer periphery of the outer screw to form a positioning recess at a position substantially immediately below the lower end of the external screw. The lower inner diameter is narrowed, a plurality of fitting protrusions are provided at intervals in a circumferential direction at a predetermined position above the step, the cap is provided with a top plate connected to an upper end of a cylindrical peripheral wall, A substantially half-turn internal screw is formed on the inner peripheral surface of the peripheral wall to be screwed with the external screw of the container main body, and the container main body is located at a lower end of the peripheral wall substantially directly below a lower end of the internal screw. A positioning projection that is detachably fitted to the positioning recess of the flange is vertically provided, and A sealing ring for sealing the opening of the container body is vertically provided on the surface, the partition plug is provided with a bottom wall inside the lower end of the peripheral wall, and the peripheral wall is fitted with a step of the peripheral wall of the container main body. The plastic sensor chip container according to claim 1, wherein a step is provided between the projection and the projection, and a plurality of through holes are provided in the bottom wall.