JP5579665B2 - Exhalation collection container - Google Patents

Description

  The present invention relates to an exhalation collection container that can collect exhalation and hold it in its internal space. In particular, the container can be easily sealed after collecting exhalation.

  Conventionally, by analyzing the components contained in exhaled breath, diagnosis of diseases, confirmation of health conditions, tests related to drinking, etc. have been performed. Normally, analysis of the components contained in exhalation requires various analyzers, so when performing these diagnoses and tests, seal the exhaled breath that has been blown into the container so that it does not leak. In most cases, the container is transported to an inspection organization or the like equipped with an analyzer and examined by the inspection organization. Conventionally, as a container for sealing such collected breath, for example, as described in Patent Document 1, a tubular mouth portion of a bag-like container having a plastic film attached thereto is screwed with a cap or the like. In general, sealing is performed.

JP-A-9-215675

  By the way, the above-described container is a separate member that separates the cap that seals the tubular mouth from the container, and therefore may be lost when removed from the container. After removing the cap from the tubular mouth of the container and collecting the exhalation, it was necessary to insert the cap into the tubular mouth again and screw it in, and there was still room for improvement in terms of ease of use.

  An object of the present invention relates to an exhalation collection container for collecting exhalation, and proposes a new exhalation collection container that can be easily sealed after collecting exhalation and is excellent in usability.

The present invention has a base cap that is held in the mouth portion of the container body and has a through-hole connected to the inner space of the container body on the top wall that covers the mouth portion, and an upper surface wall that has an exhalation inlet. A breath collection container comprising a nozzle that guides the breath to be blown from the introduction hole provided in the upper surface wall to the internal space through the through hole,
The top wall is provided between the inner cylinder that stands up surrounding the through-opening, the outer cylinder that is concentrically doubled with the inner cylinder, and the inner cylinder and the outer cylinder, and communicates with the inner space. And at least one aperture,
The upper wall is suspended along the inner surface of each of the inner cylinder and the outer cylinder, and an inner annular wall and an outer annular wall that rotatably support the nozzle around the inner cylinder and the outer cylinder, and the inner cylinder An intermediate annular wall that abuts and forms an inlet passage for exhalation on the side of the through-opening, and an outer peripheral wall that is integrally connected to an edge of the upper surface wall and surrounds the outer cylinder,
The outer peripheral wall includes an outlet passage that discharges the gas in the internal space sent from the opening toward the outside, between the outer cylinder and the outer cylinder,
An inflow path for switching opening and closing of the inlet passage by rotation of the nozzle is provided between the inner cylinder and the inner annular wall, and rotation of the nozzle is performed between the outer cylinder and the outer annular wall. By providing a discharge path for switching the opening and closing of the outlet passage by,
The inflow path and the discharge path have a posture in which both the inlet passage and the outlet passage are opened, a posture in which both the inlet passage and the outlet passage are closed, and a state in which the inlet passage is opened and the outlet according to the rotation angle of the nozzle. An exhalation-collecting container having an arrangement in which the passage is switched to any one of closed postures.

  Preferably, the inflow path is formed by a groove provided in each of the inner cylinder and the inner annular wall, and the discharge path is formed by a groove provided in each of the outer cylinder and the outer annular wall.

  When taking the exhaled air into the internal space of the container body, the inlet passage for taking the exhaled air into the internal space is provided with an inflow passage that is switched to open and close by the rotation of the nozzle, while the outlet passage for discharging the gas in the internal space is also a nozzle A discharge path that opens and closes by rotation of the nozzle is provided, and both the inlet path and the outlet path are opened according to the rotation angle of the nozzle, and the inlet path and the outlet path are both open and closed. Since it is arranged so as to switch between one of a closed posture and a posture in which the inlet passage is opened and the outlet passage is closed, the intake space into the internal space and the internal space during transportation, etc. The sealing and the discharge of only the exhaled air taken into the internal space for the inspection can be switched by simply rotating the nozzle, so that the usability is improved.

  When the inflow path is formed by grooves provided in the inner cylinder of the base cap and the inner annular wall of the nozzle, and the discharge path is formed by grooves provided in the outer cylinder of the base cap and the outer annular wall of the nozzle. The configuration can be simplified.

It is the side view which showed the right half by the cross section about embodiment of the breath collection container according to this invention. FIG. 2 is a partially enlarged cross-sectional view showing a right half of a member around a nozzle in a posture in which both an inlet passage and an outlet passage are closed in the breath collection container shown in FIG. 1. (A) is a figure which shows the attitude | position in which both an entrance channel | path and an exit channel | path are closed regarding sectional drawing in alignment with AA shown in FIG. 2, Comprising: (b) watches a nozzle from the attitude | position of (a). It is a figure which shows the attitude | position which rotated 90 degree | times around and open | releases both an entrance channel | path and an exit channel | path (it is sectional drawing in alignment with BB shown in FIG. 4), (c) is (b) It is a figure which shows the attitude | position which rotated the nozzle 180 degree | times clockwise from the attitude | position, the inlet channel is open | released and an outlet channel is closed. FIG. 3 is a view showing a posture in which both the inlet passage and the outlet passage are opened by removing the overcap from the breath collection container shown in FIG. 2 and rotating the nozzle 90 degrees clockwise, It is a partial expanded sectional view shown. It is a figure which shows other embodiment of the breath collection container according to this invention, (a) is the figure which formed the protrusion by making the part protrude in the lower end of an inner side annular wall and an outer side annular wall, (b) (A) is a figure which shows the attitude | position which the protrusion shown to (a) merges with the groove part corresponding to this, (c) is a figure which shows the attitude | position which the protrusion protrudes from the groove part.

Hereinafter, the present invention will be described more specifically with reference to the drawings.
FIG. 1 is a side view showing a right half of the breath collection container according to the embodiment of the present invention in cross section, and FIG. 2 is a diagram illustrating the breath collection container shown in FIG. FIG. 3 is a partially enlarged cross-sectional view showing the right half of the member around the nozzle. FIG. 3A is a cross-sectional view taken along the line AA shown in FIG. It is a figure which shows the attitude | position closed, Comprising: (b) is a figure which shows the attitude | position which rotated the nozzle 90 degree | times clockwise from the attitude | position of (a), and that both the inlet channel and the outlet channel are open | released, (C) is a sectional view taken along the line BB shown in FIG. 4, and (c) is a state where the nozzle is rotated 180 degrees clockwise from the posture of (b), the inlet passage is opened and the outlet passage is closed. FIG. 4 is a view showing the posture, and FIG. Remove the bar cap, it rotated 90 degrees from the nozzle clockwise a view showing a posture inlet and outlet passages are both open, is a partially enlarged cross-sectional view showing the right half of the member around the nozzle.

  In FIG. 1, 10 is a container main body. In the illustrated example, the container main body 10 includes a bottom portion 11 that is convex toward the inside of the container main body 10, a trunk portion 12 that surrounds the edge of the bottom portion 11, and a trunk portion 12 via a shoulder portion 13. It is possible to accommodate various gases such as exhaled air introduced through a nozzle, which will be described later, in an internal space M that is partitioned and formed by these. The outer wall of the mouth portion 14 is provided with a coupling portion 14a (screw in the illustrated example) formed by a screw or undercut. Various materials can be used as the material of the container body 10, but it is preferable to use a synthetic resin in order to ensure a certain degree of shape retention and maintain the volume of the internal space M. Furthermore, a barrier layer may be provided on the container main body 10 in order to prevent alteration of the contained exhaled air or the like.

  Reference numeral 20 denotes a base cap held by the mouth portion 14. As shown in FIG. 2, the base cap 20 includes a top wall 21 that closes the upper end opening of the mouth portion 14, and an outer wall 22 that surrounds the edge of the top wall 21 and hangs down. On the inner surface of the outer wall 22, a coupled portion 22 a corresponding to the coupling portion 14 a is provided, and the base cap 20 is detachably held on the mouth portion 14.

  A through hole 21 a is provided in the central portion of the top wall 21 so as to penetrate the front and back. On the top surface of the top surface wall 21, an inner cylinder 21 b is provided that surrounds the through hole 21 a, and an annular holding wall 21 c is suspended from the bottom surface of the top surface wall 21. A pipe p that extends toward the bottom 11 of the container body 10 is fitted and held on the holding wall 21c. Further, at least one opening 21d that penetrates the top wall 21 and connects to the internal space M is provided on the radially outer side of the inner cylinder 21b and the holding wall 21c. Outside the opening 21d in the radial direction, an outer cylinder 21e that is concentric with the inner cylinder 21b that stands up from the upper surface of the top wall 21d and surrounds the opening 21d, and a mouth that is suspended from the lower surface of the top wall 21 A seal wall 21f that is in airtight contact with the inner surface of 14 is provided. A claw t is provided on the outer surface of the outer cylinder 21e.

  Reference numeral 30 shown in FIG. 2 denotes a nozzle that is disposed at the upper part of the base cap 20 and blows exhaled air toward the internal space M. The nozzle 30 includes a cylindrical blowing portion 31 standing at a central portion thereof, an upper surface wall 32 integrally connected to the blowing portion 31, and an outer peripheral wall 33 surrounding the outer tube 21e from an edge portion of the upper surface wall 32. It has.

  The upper end opening 31a of the blowing portion 31 is a breath blowing port, and a convex portion 31b is provided below the outer peripheral surface. Moreover, the upper surface wall 32 is provided with the introduction hole 32a which penetrates the front and back inside the cylindrical blowing part 31, and sends the exhaled air blown from the blowing port 31a to the through-hole 21a. Further, on the lower surface of the upper surface wall 32, there are an inner annular wall 32b suspended along the inner surface of the inner cylinder 21b from the radially inner side of the introduction hole 32a, and an outer annular wall 32c suspended along the inner surface of the outer cylinder 21e. The inner cylinder 21b and the inner annular wall 32b, and the outer cylinder 21e and the outer annular wall 32c are in contact with each other in a slidable and airtight manner, and the nozzle 30 includes the inner cylinder 21b and the outer cylinder. It is rotatably held around 21e. Further, an intermediate annular wall 32d is provided between the inner annular wall 32b and the outer annular wall 32c so as to hang along the outer surface of the inner cylinder 21b, and bulges radially inward from the vicinity of the lower end portion thereof. By bringing the sealed portion 32e into contact with the outer surface of the inner cylinder 21b in an airtight manner, an exhalation inlet passage Ka is defined on the through hole 21a side.

  At least one groove 33a extending along the axial direction is provided on the inner surface of the outer peripheral wall 33, and the groove 33a serves as a gas passage (exit passage Kb). In addition, it is good also considering the slight clearance gap formed between the outer cylinder 21e and the outer peripheral wall 33 as a gas channel | path, without providing a notch. An engaging portion u corresponding to the claw portion t of the base cap 20 is provided on the inner surface of the outer peripheral wall 33 over the entire periphery. As a result, the nozzle 30 is rotatable and held against the base cap 20.

  Further, an inflow path Kc for switching between opening and closing of the inlet passage Ka by rotation of the nozzle 30 is provided between the inner cylinder 21b and the inner annular wall 32b, and between the outer cylinder 21e and the outer annular wall 32c. Is provided with a discharge passage Kd for switching the opening and closing of the outlet passage Kb by the rotation of the nozzle 30. In the illustrated example, the inflow passage Kc and the discharge passage Kd are composed of a groove portion m provided in the inner cylinder 21b and the outer tube 21e, and a groove portion m ′ provided in the inner annular wall 32b and the outer annular wall 32c. When 'is combined, the inflow passage Kc and the discharge passage Kd are opened. The grooves m or m ′ are arranged as shown in FIG. 3A, for example, and one groove m provided in each of the inner cylinder 21b and the outer cylinder 21e is referred to as a clock face. Grooves m ′ formed in the direction of 3 o'clock, two on the inner annular wall 32b and one on the outer annular wall 32c, respectively in the direction of 12 o'clock and 6 o'clock for the inner annular wall 32b, The outer annular wall 32c is formed in the 12 o'clock direction. Here, FIG. 2 and FIG. 3 (a) show a posture in which both the inflow passage Kc and the discharge passage Kd are not in communication and both the inlet passage Ka and the outlet passage Kb are closed, and FIG. 3 (b) and FIG. In FIG. 4, when the nozzle 30 is rotated 90 degrees clockwise from the posture of FIG. 3A, both the inlet passage Kc and the outlet passage Kd are communicated, and both the inlet passage Ka and the outlet passage Kb are opened. FIG. 3 (c) shows the posture, and by rotating the nozzle 30 clockwise by 180 degrees from the posture of (b), the inflow passage Kc is communicated and the discharge passage Kd is disengaged. Shows a posture in which is opened and the outlet passage Kb is closed.

  Reference numeral 40 shown in FIG. 2 denotes an overcap that closes the blowing port 31a. In the illustrated example, the overcap 40 includes a top wall 41 that covers the blowing port 31a, and includes an outer peripheral wall 42 that hangs down from the inside in the radial direction, leaving an edge of the top wall 41. The top wall 41 is provided with an annular sealing portion 41a that hangs down from the lower surface thereof and comes into airtight contact with the blowing port 31a. Further, a concave portion 42 a corresponding to the convex portion 31 b is formed on the inner surface of the outer peripheral wall 42, and the overcap 40 is detachably held by the nozzle 30.

  The internal space M of the container body 10 configured as described above is in a state in which air is previously stored, but is filled with various gases such as an inert gas as necessary. Also good. In order to collect exhaled air, the overcap 40 is removed, and the nozzle 30 is rotated so that the inlet passage Ka and the outlet passage Kb shown in FIGS. 3B and 4 are both opened. Then, when exhalation is blown from the blowing port 31a of the nozzle 30, the exhaled breath passes through the inflow passage Kc and is accommodated in the internal space M as shown by the solid line arrow in FIG. Is done. By introducing the exhalation into the internal space M, the gas previously stored in the internal space M is sent out from the opening 21d, and passes through the discharge path Kd as shown by the two-dot chain line arrow in FIG. It is discharged to the outside through the outlet passage Kb. Thereby, the gas previously accommodated in the internal space M and the exhaled breath are replaced, and the exhaled air is collected in the internal space M.

  Thereafter, the nozzle 30 is rotated to displace the inlet passage Ka and the outlet passage Kb shown in FIG. 3A so that both the inlet passage Ka and the outlet passage Kb are closed, so that the collected exhaled air can be confined in the internal space M. . Accordingly, for example, even when the body 12 is inadvertently pushed inward while handling the container or during the transportation of the container, there is no possibility that the breath in the internal space M is discharged to the outside.

  Further, when the nozzle 30 is rotated from the posture shown in FIG. 3A to be displaced to the posture in which the inlet passage Ka is opened and the outlet passage Kb is closed as shown in FIG. When analyzing the above, even if the gas in the internal space M is sucked from the air inlet 31a, the external air will not be mixed through the outlet passage Kb. Can do.

  It is preferable to provide a marking indicating the rotational position of the nozzle 30 between the base cap 20 and the nozzle 30. As a result, the opening and closing positions of the inlet passage Ka and the outlet passage Kb can be visually recognized from the outside of the container, which improves usability. Further, in the case where a convex portion is provided on one of the base cap 20 and the nozzle 30 and a concave portion corresponding to the convex portion is provided on the other side so that the convex portion and the concave portion engage with each other at an expected position, the nozzle 30 It becomes easy to align.

  In addition, depending on the collected breath test apparatus, the arrangement of the grooves m and m ′ is changed, and instead of the posture shown in FIG. 3 (c), the inlet passage is closed and the outlet passage is opened. It may be. In this case, the gas in the internal space M is sucked from the gap between the base cap 20 and the nozzle 30.

  In addition, the inflow path Kc and the discharge path Kd extend the groove part m in the axial direction, and, as shown in FIG. 5A, replace the groove part m ′ and part of the lower ends of the inner annular wall 32b and the outer annular wall 32c. 5 (b), when the groove portion m and the protrusion T are brought together, the inflow passage Kc and the discharge passage Kd are closed, and as shown in FIG. When the projection T is displaced, the inflow channel Kc and the discharge channel Kd may be opened. Further, the protrusion T may be provided in place of the groove m, and the groove m ′ may be extended in the axial direction.

  According to the present invention, since the container can be easily sealed after collecting exhalation, a new exhalation collecting container excellent in usability can be provided.

DESCRIPTION OF SYMBOLS 10 Container main body 14 Mouth part 20 Base cap 21 Top surface wall 21a Through-hole 21b Inner cylinder 21d Open hole 21e Outer cylinder 30 Nozzle 31 Blow part 31a Upper end opening (blow-off opening)
32 upper surface wall 32a introduction hole 32b inner annular wall 32c outer annular wall 32d intermediate annular wall 33 outer peripheral wall 40 overcap M inner space Ka inlet passage Kb outlet passage Kc inflow passage Kd discharge passage m groove portion m 'groove portion

Claims (2)

A base cap having a through-hole connected to the interior space of the container body on the top wall that covers the mouth part and is held by the mouth part of the container body, and an upper surface wall having an exhalation inlet, A breath collection container comprising a nozzle leading from the introduction hole provided in the upper surface wall to the internal space through the through hole,
The top wall is provided between the inner cylinder that stands up surrounding the through-opening, the outer cylinder that is concentrically doubled with the inner cylinder, and the inner cylinder and the outer cylinder, and communicates with the inner space. And at least one aperture,
The upper wall is suspended along the inner surface of each of the inner cylinder and the outer cylinder, and an inner annular wall and an outer annular wall that rotatably support the nozzle around the inner cylinder and the outer cylinder, and the inner cylinder An intermediate annular wall that abuts and forms an inlet passage for exhalation on the side of the through-opening, and an outer peripheral wall that is integrally connected to an edge of the upper surface wall and surrounds the outer cylinder,
The outer peripheral wall includes an outlet passage that discharges the gas in the internal space sent from the opening toward the outside, between the outer cylinder and the outer cylinder,
An inflow path for switching opening and closing of the inlet passage by rotation of the nozzle is provided between the inner cylinder and the inner annular wall, and rotation of the nozzle is performed between the outer cylinder and the outer annular wall. By providing a discharge path for switching the opening and closing of the outlet passage by,
The inflow path and the discharge path have a posture in which both the inlet passage and the outlet passage are opened, a posture in which both the inlet passage and the outlet passage are closed, and a state in which the inlet passage is opened and the outlet according to the rotation angle of the nozzle. An exhalation collection container characterized by having an arrangement in which the passage is switched to any one of closed postures.   The said inflow path is formed in the groove part provided in each of the said inner cylinder and the said inner side annular wall, The said discharge path is formed in the groove part provided in each of the said outer cylinder and the said outer side annular wall. Exhalation collection container.