JP2019187883A - Secretion suction device - Google Patents

Abstract

To provide a secretion suction device for sucking a secretion such as mucus and phlegm, capable of facilitating detachment of a body and a bottle, and washing easily a bottle and a cap.SOLUTION: A secretion suction device 2 comprises: a body 4 including therein a suction pump P; a bottle 6 for sucking a secretion; and a cap 8 attached to an upper end of the bottle 6. A bottle attachment part 12 formed on the body 4 comprises a bottle connector 18 connected to the suction pump P in an upward protruded manner. The bottle 6 comprises: a cylindrical outside wall 34; an annular bottom wall 36 connected to a lower end of the outside wall 34; and an inside wall 38 extending upward from an inner peripheral edge of the bottom wall 36. A secretion storage space 40 is regulated by an inner peripheral face of the outside wall 34, a top face of the bottom wall 36, and an outer peripheral face of the inside wall 38. The bottle connector 18 is detachably fitted to an inner peripheral face of the inside wall 38 from the inner peripheral edge of the bottom wall 36, and the secretion storage space 40 is connected to the suction pump P through a bottle channel 42.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a secretion device for sucking liquid secretions such as runny nose and sputum of infants and the like.

  2. Description of the Related Art A secretory suction device for aspirating a secretory product of an infant or the like, for which it is difficult to properly discharge a liquid secretion product such as a runny nose or sputum, has been put to practical use. As such a secretion product suction apparatus, the following Patent Document 1 is detachably attached to a main body with a built-in suction pump, a bottle for storing a secretion product sucked by operating the suction pump, and an upper end of the bottle. A secretion device with a closed cap is disclosed.

  A connection port connected to a suction pump via an internal hose or the like built in the main body is provided on the upper surface of the main body of the secretion device. On the other hand, a bracket is detachably connected to the upper surface of the cap via a rail, and one end portion of an external hose disposed outside the main body is connected to the bracket. The other end of the external hose is connected to a connection port on the upper surface of the main body. Moreover, the suction hose applied to subjects, such as infants, is also connected to the upper surface of the cap. And in this secretion suction apparatus, when a suction pump is operated, the negative pressure of a suction pump will act on a suction hose via an internal hose, an external hose, and the inside of a bottle. As a result, the secretions of a subject such as an infant are sucked and accommodated inside the bottle.

Japanese Patent Laid-Open No. 2006-87080

  In the secretory suction device, since it is necessary to wash the bottle and cap for storing the secretion appropriately, it is required that the main body and the bottle are easily attached and detached, and that the bottle and the cap are easy to wash. Yes. However, the secretion device disclosed in Patent Document 1 has a problem that it is complicated because it is necessary to attach and detach the bracket and the cap to which the external hose is connected when attaching and detaching the main body and the bottle. Moreover, since the cap has a rail for connecting the connecting portion of the suction hose and the bracket and the structure is relatively complicated, there is a problem that it takes time to clean the cap.

  In addition, if the secretions enter the suction pump during the process of sucking the liquid secretions, there is a risk of serious damage to the suction pump. In such a secretion product suction device, a float valve is installed in the bottle. In many cases, when the level of secretions rises above a predetermined value, the connection with the suction pump is cut off. Since this float valve also needs to be washed as appropriate, it is desirable that the float valve be easily attached and detached at a position where it can be easily approached.

  An object of the present invention made in view of the above-described fact is to provide a secretion product suction device that allows easy attachment / detachment of a main body and a bottle, or attachment / detachment of a float valve installed in the bottle, and easy cleaning of the bottle and cap. That is.

  In order to solve the above-mentioned problems, the present invention provides a secretion product aspirator according to claim 1 of the claims. That is, “a secretory suction device for sucking liquid secretions such as runny nose and sputum, a main body with a built-in suction pump, a bottle for storing the suctioned product by operating the suction pump, A cap that is detachably mounted on an upper end of the bottle, and a bottle mounting portion on which the bottle is detachably mounted is formed on the main body, and a bottle connector connected to the suction pump on the bottle mounting portion Is disposed so as to protrude upward, and the bottle is provided at a cylindrical outer wall extending in the vertical direction, an annular bottom wall connected to a lower end of the outer wall, and a center portion of the bottom wall. A cylindrical inner wall extending upward from the inner peripheral edge, and a secretion containing space is defined by the inner circumferential surface of the outer wall, the upper surface of the bottom wall, and the outer circumferential surface of the inner wall, The bottle connector is inside the bottom wall. A secretion that fits detachably from the edge to the inner peripheral surface of the inner wall, and the secretion containing space is connected to the suction pump via a bottle channel defined by the inner peripheral surface of the inner wall A suction device.

  As an embodiment of the present invention, as described in claim 2, the upper end of the inner wall of the bottle has the liquid level of the secretions stored in the secretion storage space when the liquid level rises above a predetermined value. It is preferable that the float valve assembly that closes the bottle flow path is detachably fitted. In addition, as described in claim 3, the cap is formed with a secretion inlet opening located above the secretion containing space, and the secretion inlet opening has an inner peripheral surface of the outer wall facing downward. It is preferable that a guide member having an inclined channel inclined to the side is attached. Further, as described in claim 4, the bottle mounting portion includes a circular placement surface in which the bottle connector is disposed in a central portion, and a cylindrical support surface extending upward from the periphery of the placement surface. It is convenient to have

  In the secretory suction device provided by the present invention, the bottle connector defined by the inner peripheral surface of the inner wall of the bottle is fitted to the inner peripheral surface of the inner wall from the inner peripheral edge of the bottom wall of the bottle. Since the secretion storage space of the bottle can be connected to the suction pump via the flow path, there is no need to connect the bottle or cap and the main body by an external hose or the like, and the bottle can be easily attached to the main body. . Further, in the secretion suction device of the present invention, since the inner peripheral edge of the bottom wall is provided at the center of the bottom wall, it is not necessary to align the bottle and the bottle mounting portion in the circumferential direction. A bottle can be attached to the main body.

  In the secretion suction device of the present invention, the bottle can be easily removed from the main body by lifting the bottle and releasing the fitting between the bottle connector and the inner peripheral surface of the inner wall.

  Furthermore, in the secretion suction device of the present invention, since the secretion containing space and the suction pump are connected via the bottle flow path, an external hose that connects the bottle or cap and the main body, or such an external hose is connected. There is no need for a bracket or the like for mounting on the cap, and the bottle and the cap can be configured relatively simply, so that the bottle and the cap can be easily cleaned.

  In the secretion device of the embodiment of claim 2, the bottle flow path is closed at the upper end of the inner wall of the bottle when the level of the secretion stored in the secretion storage space rises above a predetermined value. Since the float valve assembly is detachably fitted, the secretion contained in the secretion containing space is prevented from entering the suction pump through the bottle flow path, and the cap from the bottle. The float valve assembly can be approached by removing the, so that the float valve assembly can be easily attached and detached.

  In the secretion suction device according to the embodiment of claim 3, the cap is formed with a secretion inlet opening located above the secretion receiving space, and the secretion inlet opening faces downward toward the inner peripheral surface of the outer wall. A guide member having an inclined channel that is inclined in the direction is attached. By this guide member, the sucked liquid secretion flows out toward the outer wall, adheres to the inner peripheral surface of the outer wall of the bottle, and flows down as it is, so that the secretion enters the bottle flow path. More reliably prevented.

  In the secretion suction device according to the embodiment of claim 4, the bottle mounting portion includes a circular mounting surface in which a bottle connector is disposed in the center, and a cylindrical support surface extending upward from the periphery of the mounting surface. Have Therefore, when the bottle is attached to the main body, the outer wall of the bottle is guided by the support surface, so that the bottle can be easily attached to the main body, and when the bottle is attached to the main body, the outer wall is supported by the support surface. Therefore, the bottle is securely held in the bottle mounting portion.

The disassembled perspective view of the secretion suction apparatus comprised according to this invention. Sectional drawing of the secretion suction apparatus shown in FIG. Sectional drawing of the bottle shown in FIG. Sectional drawing of the 2nd connector shown in FIG. (A) Top view of valve packing shown in FIG. 2, (b) AA line sectional view in (a). (A) The top view of the float cylinder shown in FIG. 2, (BB) BB sectional drawing in (a). Sectional drawing of the float shown in FIG.

  DESCRIPTION OF EMBODIMENTS Hereinafter, a preferred embodiment of a secretion product aspiration apparatus configured according to the present invention will be described with reference to the drawings.

  Referring to FIGS. 1 and 2, the secretory suction device generally indicated by reference numeral 2 is a device for sucking liquid secretions such as runny nose and sputum of infants and the like, and a suction pump P (FIG. 2)), a bottle 6 that accommodates the secretions sucked by operating the suction pump P, and a cap 8 that is detachably attached to the upper end of the bottle 6.

In the illustrated embodiment, the case 10 of the main body 4 has a vertically divided structure of an upper part 10a and a lower part 10b. A bottle mounting portion 12 to which the bottle 6 is detachably mounted is formed on the upper portion 10 a of the case 10. The bottle mounting portion 12 has a cylindrical mounting surface 14 on which the bottle 6 is mounted and a cylindrical support surface 16 that extends upward from the periphery of the mounting surface 14 and has a bottomed cylindrical recess as a whole. It is configured as a place.
At the center of the mounting surface 14, an upper end portion of the L-shaped bottle connector 18 is disposed so as to protrude upward from the mounting surface 14. A pair of O-rings 18 a are attached to the outer peripheral surface of the upper end side of the bottle connector 18 at intervals in the vertical direction. The lower end portion of the bottle connector 18 is connected to the suction pump P via an appropriate internal hose (not shown) built in the main body 4.

  As shown in FIG. 1, a visual recognition window 20 is formed on the side surface of the case 10 of the main body 4 so that the level of secretions contained in the bottle 6 can be confirmed through the window 20. It has become. On the upper surface of the case 10, a power switch 22 and an illumination switch 24 for turning on illumination means (not shown) such as an LED light are provided. When the secretion suction device 2 is used in a dark bedroom at night or the like, the secretion to be suctioned can be clearly confirmed by turning on the illumination means.

  Furthermore, on the upper surface of the case 10, an adjustment dial 26 for adjusting the suction pressure of the suction pump P, a meter 28 for displaying the suction pressure, and a distal end portion of a suction hose 30 applied to a subject such as an infant. A bottomed cylindrical hose holder 32 for temporary insertion is provided.

  2 and 3, the bottle 6 includes a cylindrical outer wall 34 extending in the vertical direction, an annular bottom wall 36 connected to the lower end of the outer wall 34, and a center portion of the bottom wall 36. And a cylindrical inner wall 38 extending upward from the inner peripheral edge. In the bottle 6 configured as described above, a cylindrical shape that accommodates the secretions sucked by operating the suction pump P on the inner peripheral surface of the outer wall 34, the upper surface of the bottom wall 36, and the outer peripheral surface of the inner wall 38. A secretory storage space 40 is defined. Then, the bottle connector 18 of the main body 4 is detachably fitted from the inner peripheral edge of the bottom wall 36 to the inner peripheral surface of the inner side wall 38, and the secretion containing space 40 is a bottle flow defined by the inner peripheral surface of the inner side wall 38. It is connected to the suction pump P via the path 42.

  As shown in FIGS. 2 and 3, the bottle channel 42 is closed at the upper end of the inner wall 38 of the bottle 6 when the level of the secretion stored in the secretion storage space 40 rises above a predetermined value. A float valve assembly 44 is detachably fitted. The float valve assembly 44 in the illustrated embodiment has an L-shaped first connector 46 that is detachably fitted to the upper end of the inner wall 38 at one end side, and is detachable from the other end side of the first connector 46. And a second connector 48 fitted into the.

  A pair of O-rings 46a are attached to the outer peripheral surface of one end of the first connector 46 at a distance from each other, and a pair of O-rings 46b are also spaced from each other at the outer peripheral surface of the other end of the first connector 46. It is installed. As shown in FIGS. 3 and 4, the second connector 48 constituting the L-shaped flow path includes a cylindrical inner fitting wall 50 that defines a lower end side portion of the L-shaped flow path, and an inner fitting wall. 50 and a cylindrical outer fitting wall 52 positioned radially outward.

  As shown in FIG. 3, the float valve assembly 44 further includes a cylindrical valve packing 54 detachably fitted to the inner peripheral surface of the inner fitting wall 50 of the second connector 48, and a second connector. 48 includes a bottomed cylindrical float cylinder 56 that is detachably fitted to the outer peripheral surface of the outer fitting wall 52 of the 48 and a disk-like float 58 that is provided in the float cylinder 56 so as to be movable up and down.

  As shown in FIG. 5, a plurality of annular retaining protrusions 54 a that are in close contact with the inner peripheral surface of the second connector 48 are formed on the outer peripheral surface of the valve packing 54 formed of an appropriate elastic member such as silicon rubber. ing. Further, a seat surface 54b whose diameter gradually increases downward is formed on the inner peripheral surface on the lower end side of the valve packing 54.

  As shown in FIG. 6, a plurality of ventilation openings 60 through which air sucked by operating the suction pump P is formed on the side surface of the float cylinder 56 at intervals in the circumferential direction. In addition, a circular secretion intrusion opening 62 for allowing the secretion stored in the secretion storage space 40 to enter the inside of the float cylinder 56 is formed at the center of the inverted conical bottom surface of the float cylinder 56. .

  As shown in FIG. 7, conical portions 58 a and 58 b are formed on the upper and lower surfaces of the float 58. The float 58 inserted into the float cylinder 56 from the open upper end of the float cylinder 56 so as to be movable up and down has raised the level of the secretions stored in the secretion storage space 40 to a predetermined value or more. At this time, it is lifted by the secretion that has entered the float cylinder 56 from the secretion intrusion opening 62, and the conical portion 58 a on the upper surface comes into close contact with the seat surface 54 b of the valve packing 54 to close the bottle channel 42. Yes. As a result, the secretion stored in the secretion storage space 40 is prevented from entering the suction pump P through the bottle flow path 42.

  The cap 8 will be described with reference to FIGS. 1 and 2. The cap 8 has a top wall 64 having an arcuate cross section, a cylindrical skirt wall 66 extending downward from the periphery of the top wall 64, and extending downward from a lower surface peripheral portion of the top wall 64 inward in the radial direction of the skirt wall 66. And an annular holding wall 68 (see FIG. 2). An annular cap packing 70 is disposed between the inner peripheral surface of the skirt wall 66 and the outer peripheral surface of the holding wall 68.

  The top wall 64 of the cap 8 is formed with a circular secretion inlet opening 72 positioned above the secretion storage space 40 of the bottle 6. As shown in FIG. 2, the secretion inlet opening 72 is provided with a guide member 74 having an inclined flow path 74 a that is inclined downward toward the inner peripheral surface of the outer wall 34 of the bottle 6. In the illustrated embodiment, a cylindrical mounting wall 76 extending downward from the periphery of the secretion inlet opening 72 is formed on the lower surface of the top wall 64, and the upper end side portion of the guide member 74 is formed on the outer peripheral surface of the mounting wall 76. The inner peripheral surface is detachably fitted. In addition, an L-shaped suction hose connector 78 protruding above the top wall 64 is detachably attached to the secretion inlet opening 72. A pair of O-rings 78 a are attached to the outer peripheral surface on the lower end side of the suction hose connector 78 at intervals in the vertical direction. The suction hose 30 is detachably connected to the upper end portion of the suction hose connector 78.

  Next, the usage method etc. of the secretion suction apparatus 2 as mentioned above are demonstrated. When using the secretion device 2, first, the bottle 6 fitted with the float valve assembly 44 and the cap 8 is inserted into the bottle mounting part 12, and the bottom wall 36 of the bottle 6 is placed on the mounting surface 14 of the bottle mounting part 12. The bottle connector 18 of the main body 4 is fitted from the inner peripheral edge of the bottom wall 36 to the inner peripheral surface of the inner side wall 38. Thereby, the secretion containing space 40 of the bottle 6 can be connected to the suction pump P through the bottle flow path 42, the bottle connector 18, the internal hose, and the like. Therefore, in the suction device of the present invention, when the bottle 6 is attached to the main body 4, it is not necessary to connect the bottle 6 or the cap 8 and the main body 4 with an external hose or the like, and the bottle 6 is easily attached to the main body 4. be able to.

  Furthermore, in the suction device of the present invention, the inner peripheral edge of the bottom wall 36 is provided at the center of the bottom wall 36, and the bottle connector 18 is provided at the center of the placement surface 14. Positioning in the circumferential direction with the bottle mounting portion 12 is not necessary, and the bottle 6 can be mounted on the main body 4 regardless of directionality by inserting the bottle 6 along the support surface 16 of the bottle mounting portion 12. . Further, when the bottle 6 is attached to the main body 4, the outer wall 34 of the bottle 6 is guided by the support surface 16 of the bottle attaching portion 12, so that the bottle 6 can be easily attached to the main body 4. When the bottle 6 is mounted on the main body 4, the outer wall 34 is supported by the support surface 16, so that the bottle 6 is securely held by the bottle mounting portion 12.

After the bottle 6 is attached to the main body 4, the cap 8 and the suction hose 30 are connected via the suction hose connector 78. Next, the power switch 22 is operated to operate the suction pump P, and then the adjustment dial 26 is operated while checking the meter 28 to appropriately adjust the suction pressure of the suction pump P. And the front-end | tip of the suction hose 30 is made to approach target parts, such as a baby's nostril. Then, the secretion is sucked by the negative pressure of the suction pump P.
The secretions sucked together with the air are separated from the air in the secretion storage space 40 and stored in the secretion storage space 40. In the illustrated embodiment, the secretory inlet opening 72 of the cap 8 is provided with a guide member 74 having an inclined channel 74a that is inclined downward toward the inner peripheral surface of the outer wall 34. It is more reliably prevented from adhering to the inner peripheral surface of the outer side wall 34 and falling downward and entering the bottle flow path 42. The air separated from the secretions is exhausted from the exhaust port (not shown) of the suction pump P through the inside of the float valve assembly 44, the bottle channel 42, and the like.

  When suction of the secretion is repeated and the level of the secretion stored in the secretion storage space 40 rises above a predetermined value, the conical portion 58a on the upper surface of the float 58 comes into close contact with the seat surface 54b of the valve packing 54. The bottle channel 42 is closed. As a result, the secretion stored in the secretion storage space 40 is prevented from entering the suction pump P through the bottle flow path 42.

  Then, when the secretions stored in the secretion storage space 40 are discarded and the bottle 6 and the cap 8 are washed, the bottle 6 is lifted and pulled out from the bottle mounting portion 12, and the inner periphery of the bottle connector 18 and the inner wall 38. Release the mating with the surface. Thereby, the bottle 6 can be easily removed from the main body 4. In the suction device of the present invention, since the secretion containing space 40 and the suction pump P are connected via the bottle flow path 42, an external hose for connecting the bottle 6 or the cap 8 and the main body 4 or such an external A bracket or the like for attaching the hose to the cap 8 is not necessary, and the bottle 6 and the cap 8 can be configured relatively simply, so that the bottle 6 and the cap 8 can be easily cleaned.

  Further, in the illustrated embodiment, since the float valve assembly 44 is detachably fitted to the upper end of the inner wall 38 of the bottle 6, the float valve assembly 44 is removed by removing the cap 8 from the bottle 6. And the float valve assembly 44 can be easily removed and disassembled and cleaned individually.

2: Secretory suction device 4: Body 6: Bottle 8: Cap 12: Bottle mounting part 14: Placement surface 16: Support surface 18: Bottle connector 34: Outer wall 36: Bottom wall 38: Inner wall 40: Drainage container Space 42: Bottle flow path 44: Float valve assembly 72: Secretory inlet opening 74: Guide member 74a: Inclined flow path P: Suction pump

Claims (4)

A secretion device for sucking liquid secretions such as runny nose and sputum,
A main body with a built-in suction pump, a bottle for storing secretions sucked by operating the suction pump, and a cap detachably attached to the upper end of the bottle,
A bottle mounting portion to which the bottle is detachably mounted is formed on the main body, and a bottle connector connected to the suction pump is arranged to protrude upward in the bottle mounting portion,
The bottle has a cylindrical outer wall extending in the vertical direction, an annular bottom wall connected to the lower end of the outer wall, and a cylindrical inner wall extending upward from an inner peripheral edge provided at the center of the bottom wall. A secretion containing space is defined by the inner peripheral surface of the outer wall, the upper surface of the bottom wall, and the outer peripheral surface of the inner wall,
The bottle connector of the main body is detachably fitted from the inner peripheral edge of the bottom wall to the inner peripheral surface of the inner wall, and the secretion containing space has a bottle flow path defined by the inner peripheral surface of the inner wall. A secretory suction device connected to the suction pump via.   A float valve assembly that closes the bottle flow path when the level of the secretion contained in the secretion containing space rises above a predetermined value is detachably fitted to the upper end of the inner wall of the bottle. The secretion suction device according to claim 1, which is provided in combination.   The cap is formed with a secretion inlet opening located above the secretion containing space, and the secretion inlet opening has an inclined flow path inclined downward toward the inner peripheral surface of the outer wall. The secretion suction apparatus according to claim 1 or 2, wherein a member is attached.   The said bottle mounting part has the circular mounting surface by which the said bottle connector was arrange | positioned in the center part, and the cylindrical support surface extended upwards from the periphery of the said mounting surface. The secretion suction device according to any one of the above.