JP6150978B2 - Pump container provided with a head for an extractor and an extractor used therefor - Google Patents

Description

  The present invention relates to a pump container in which an inner pan rises as the filling capacity of contents decreases, and in particular, a pump including a head for an extractor used for transferring contents in a filling space to an extractor. The present invention relates to a container and an extractor used therefor.

  Many containers equipped with pumps have been put on the market as containers for cosmetics, hair styling, and various drugs. In particular, a pump container in which the suction port of the pump is positioned directly below the mouth part of the container, and as the contents are taken out, the inner pan is raised to the suction port to narrow the filling space for the contents (for example, a patent According to Reference 1), the contents can be poured out by a simple operation of pushing the head, and the possibility of air entering the filling space can be eliminated as much as possible, so that the contents can be stored hygienically. Is possible.

Japanese Utility Model Publication No. 5-34155

  By the way, this type of pump container is generally configured to assume that the content to be poured out from the spout of the head is received by the palm or the like and used for other purposes, for example, What is intended to transfer the contents to a dispenser consisting of a syringe and a rod, which is suitable for small-volume discharge, has not yet been put into practical use.

  The subject of the present invention relates to a pump container in which the inner pan rises as the filling capacity of the contents decreases, and when transferring the contents in the pump container to the dispenser, the quantitative contents can be transferred, In addition, the present invention proposes a pump container equipped with a new dispenser head, and an dispenser used therefor, which can be performed with a simple operation.

The present invention is a pump container for transferring contents to be poured out from a filling space to a dispenser comprising a syringe and a rod.
The pump container includes a container main body that defines a filling space for contents, a pump that is fixedly held at a mouth portion of the container main body, that is pushed into a head provided on the upper portion thereof, and that is operated by a return operation; a filling space; Forming a bottom wall and sliding toward the top of the filling space as the filling capacity of the contents decreases,
The head has a concave portion that holds the syringe in an inverted posture, and the bottom portion of the concave portion is fitted with the distal end opening of the syringe and the contents to be dispensed as the head is pushed from the distal end opening to the syringe. It is a pump container provided with the head for extractors characterized by providing the pouring opening filled inside.

  It is preferable that the head has a convex portion that fits and holds the syringe on a peripheral surface of a dome wall that defines the concave portion.

  In the dispenser used for the pump container described above, the syringe preferably has a protrusion that engages with the convex portion.

  The pump container according to the present invention forms a container body defining a filling space for contents, a pump fixedly held at the mouth of the container body, a bottom wall of the filling space, and reduces the filling capacity of the contents Accordingly, the head is provided with a middle tray that slides toward the upper portion of the filling space, and further, the head is provided with a concave portion that holds the syringe in an inverted posture, and the bottom of the concave portion is aligned with the tip opening of the syringe and the head. It is characterized in that a spout is provided to fill the syringe with the contents to be dispensed as the product is pushed in through the opening at the front end thereof. Thus, the syringe can be easily transferred into the syringe without touching the contents by attaching the syringe to the concave portion of the head and pushing the head directly or through the syringe. In addition, since a predetermined amount of contents can be poured out from the pump container each time, the desired amount of contents can be transferred according to the number of push-in operations even if the syringe has no scale.

  In the case where a convex portion for fitting and holding the syringe is provided on the peripheral surface of the dome wall that defines the concave portion, it is possible to suppress the problem that the dispenser is detached from the pump container during the refilling operation as much as possible.

  In the case where the syringe is provided with a protrusion that engages with the convex portion provided on the peripheral surface of the dome wall, it is possible to further suppress the possibility that the dispenser may be inadvertently detached.

It is sectional drawing in the side view before attaching an extractor to a pump container about embodiment of the pump container and extractor according to this invention. It is a figure which shows the state which removed the overcap from the pump container shown in FIG. It is a figure which shows the state which attached the extraction device to the pump container shown in FIG. 2 in the inverted posture. It is a figure which shows the state which pushes into a head and returns from the state shown in FIG. 3, and fills the content in the dispenser by repeating. It is a figure which shows the state which removed the extractor from the state shown in FIG.

Hereinafter, the present invention will be described more specifically with reference to the drawings.
1 is a cross-sectional view of a pump container and a dispenser according to an embodiment of the present invention in a side view before the dispenser is attached to the pump container, and FIG. 2 is a plan view of the pump container shown in FIG. FIG. 3 is a view showing a state in which the overcap is removed, FIG. 3 is a view showing a state in which the dispenser is attached to the pump container shown in FIG. 2 in an inverted posture, and FIG. 4 is a state shown in FIG. FIG. 5 is a diagram showing a state in which the contents are filled in the dispenser by repeatedly pushing into the head and returning, and FIG. 5 shows a state in which the dispenser is removed from the state shown in FIG. FIG.

  In FIG. 1, the code | symbol A is a pump container used as the transfer source of the content, and the code | symbol B is the extractor used as the transfer destination of the content.

  In the pump container A shown in FIG. 1, the code | symbol 10 is a container main body. The container body 10 has a cylindrical mouth portion 11 having an opening at the top, and a cylindrical body portion 13 is integrally connected to the mouth portion 11 via a shoulder portion 12. The shoulder portion 12 is provided with a peripheral wall 14 that surrounds the mouth portion 11 and stands up. Further, in the illustrated example, a cover body 15 fixed and held by undercut is provided at the lower end of the body portion 13. An upper tray 16 is provided on the upper portion of the cover body 15 so as to be slidable and liquid-tight against the inner peripheral surface of the body portion 13. As a result, a filling space M for the contents with the inner tray 16 as the bottom wall is formed inside the container body 10.

  Reference numeral 20 denotes a pump. The pump 20 has a through-opening 21a connected to the filling space M, a cylinder part 21 including a cylinder body 21b standing around the through-opening 21a, a suction valve 22 disposed on the through-opening 21a, a cylinder A cylindrical piston 23 provided inside the main body 21b, a stem 24 located inside the piston 23, and a holding body 25 provided above the cylinder portion 21 and holds the head, which will be described later, so that it cannot be pulled out. ing.

  The cylinder part 21 is provided with a closing wall 21c that integrally closes the cylinder body 21b while closing the mouth part 11 leaving a through-opening 21a provided in the central part thereof. Further, a fitting portion 21d having a flange that extends downward in the radial direction and is integrally connected is provided at the radially outer edge of the closed wall 21c. The mouth portion 11 is inserted and held. In addition, a radially outer end edge of the flange of the fitting portion 21d is provided with a guide portion 21e that engages with the inner peripheral surface of the peripheral wall 14 and that holds an overcap, which will be described later, detachably at the upper portion thereof. ing.

  The suction valve 22 is, for example, in the form of a three-point valve. The through-opening 21a is opened in the direction in which the contents in the filling space M flow into the cylinder body 21b, while the contents are in the opposite direction. The through-opening 21a is closed with respect to this flow.

  The piston 23 has a shape in which two cylinders having a concentric double arrangement are connected at an intermediate portion thereof. The cylindrical body on the outer peripheral side is slidably and liquid-tightly contacted with the cylinder body 21 b, and the inner peripheral cylindrical body is provided with a very small gap between the stem 24. Thereby, the stem 24 slides with little resistance with respect to the piston 23.

  The stem 24 has a bottomed cylindrical shape in the illustrated example, and includes a stem main body 24a integrally connecting a flange extending radially outward at a lower portion thereof. The flange is brought into liquid-tight contact with the lower end of the cylindrical body on the inner peripheral side of the piston 23. Further, the side wall of the stem body 24a is provided with a discharge hole 24b penetrating the front and back.

  The holding body 25 includes a holding body main body 25a that forms an upwardly open annular space. An outward claw portion 25b is provided on the radially outer side of the holding body main body portion 25a.

  Reference numeral 30 denotes a head. In the illustrated example, the head 30 has a ring-shaped ceiling wall 31, and an annular outer peripheral wall 32 is provided on the outer edge of the ceiling wall 31 in the radial direction. Further, the lower end of the outer peripheral wall 32 is provided with an inward claw portion 32a that engages with the outward claw portion 25b. And the dome wall 33 is provided in the edge inside the radial direction of the top wall 31, The inner space of the dome wall 33 is the recessed part 34 opened upwards. Here, the upper portion of the dome wall 33 is provided with an inclined wall 33a that expands from the lower side to the upper side, and an intermediate portion of the dome wall 33 is provided with a convex portion 33b that is annular in the illustrated example. Yes. In addition, a spout 35 is provided at the bottom of the recess 34 so as to penetrate the dome wall 33 and communicate the inner space of the stem body 24 a with the recess 34. Further, an annular holding portion 36 is provided on the lower surface side of the dome wall 33 to surround and hold the stem main body 24a. The lower end portion of the annular holding portion 36 is slidably in contact with the inner peripheral surface of the holding body main body portion 25a, and functions as a guide when the head 30 moves up and down. In addition, a plurality of reinforcing walls 37 are provided between the outer peripheral wall 32 and the dome wall 33 and the annular holding portion 36 with a spacing in the circumferential direction. Here, the reinforcement wall 37 is connected with the outer peripheral wall 32 via the step part 37a and the inclination part 37b.

  Reference numeral 40 denotes a return spring that is provided between the pump 20 and the head 30 and applies a constantly upward biasing force to the head 30. In the illustrated example, the return spring 40 has a lower end portion disposed in an upwardly open annular space in the holding body main body portion 25a, and an upper end portion disposed between the annular holding portion 36 and the step portion 37a. doing.

  Reference numeral 50 denotes an overcap that surrounds the head 30 and has a top cylinder shape. In the illustrated example, the overcap 50 is detachably held in the guide portion 21e by undercutting. However, the overcap 50 may be held by providing screws to each other.

  Moreover, in the extractor B shown in FIG. 1, the code | symbol 60 is a syringe. The syringe 60 connects the hemispherical tip portion 61 and the cylindrical body portion 62, and forms a storage space N (see FIGS. 4 and 5) for the transferred contents inside them. Yes. The tip of the syringe 60 is provided with a tip opening 63 for filling the contents to be poured out from the pump container A into the storage space N and for pouring out the contents by pushing a rod described later. A flange 64 extending radially outward is integrally connected to the rear end of the body portion 62. Further, a protrusion 62 a that is annular in the illustrated example is provided on the distal end side of the body portion 62. In addition, the convex part 33b and the protrusion 62a of the head 30 may be intermittent with one of them spaced apart in the circumferential direction.

  Reference numeral 70 denotes a rod that is slidable and liquid-tight with the inner peripheral surface of the syringe 60. The rod 70 has a rod body 71 having an outer surface shape corresponding to the inner peripheral surface of the distal end portion 61 and the body portion 62 of the syringe 60, and a flange 72 extending radially outward at the rear end of the rod body 71. Are connected together.

  When the contents are transferred from the pump container A to the dispenser B using the pump container A and the dispenser B having the above-described configuration, the overcap 50 of the pump container A is removed as shown in FIG. In this state, as shown in FIG. 3, the dispenser B is inserted into the concave portion 34 of the head 30 in an inverted posture with the tip opening 63 facing downward. Since the inclined wall 33a is provided in the upper part of the recessed part 34, the extractor B can be inserted easily. Here, since the outer surface shape of the dome wall 33 that forms the recess 34 is provided so as to correspond to the outer surface shape of the syringe 60, the tip opening 63 of the dispenser B is located in the pump container A located immediately below it. It is inserted while being positioned with respect to the spout 35.

  Moreover, when the convex part 33b is provided in the head 30 and the trunk | drum 62 of the syringe 60 is fitted and held by the convex part 33b like this Embodiment, the malfunction that the syringe 60 remove | deviates from the head 30 easily. It can be effectively prevented. Furthermore, when the protrusion 62a is provided on the syringe 60, the protrusion 33b and the protrusion 62a can be engaged with each other to suppress the falling of the syringe 60 in the inverted posture, so that the dispenser B is removed carelessly. The fear can be further suppressed.

  Thereafter, as shown in FIG. 4, when the flange 64 of the head 30 or the syringe 60 is pushed in, the stem 24 connected to the head 30 is preferentially pushed down with respect to the piston 23, and the inner space of the cylinder body 21b and the stem The inner space of the main body 24a communicates with the discharge hole 24b. Thereafter, the piston 23 is also pushed down together with the head 30, so that the contents in the cylinder body 21b are pressurized, the contents are poured out from the discharge hole 24b through the spout 35, and directly into the syringe 60 through the tip opening 63. Filled.

  Thereafter, when the pushing of the head 30 or the syringe 60 into the flange 64 is released, the head 30 starts to rise under the action of the return spring 40. Since the stem 24 is pushed up preferentially with respect to the piston 23 at the start of ascending, the lower end of the piston 23 and the stem 24 come into contact with each other, and the discharge hole 24b is closed. When the head 30 is raised to the original position, the internal space of the cylinder body 21b becomes negative pressure, the suction valve 22 is opened, and the contents in the filling space M flow into the cylinder body 21b. Along with this, the inner plate 16 also rises. Then, by repeating this pushing and returning operation, the desired amount of contents can be transferred to the dispenser B. Thereafter, as shown in FIG. 5, the dispenser B is removed from the pump container A and the rod 70 is pushed in, so that a small amount of contents can be poured out as expected.

  According to the present invention, it is possible to transfer the contents of the fixed amount from the pump container to the dispenser, and this transfer can be performed under a simple operation.

DESCRIPTION OF SYMBOLS 10 Container main body 11 Mouth part 16 Middle dish 20 Pump 30 Head 33 Dome wall 33b Convex part 34 Concave 35 Outlet 60 Syringe 62a Protrusion 63 Tip opening 70 Rod A Pump container B Extractor M Filling space

Claims (3)

In the pump container that transfers the contents to be poured out from the filling space to the dispenser consisting of a syringe and a rod,
The pump container includes a container main body that defines a filling space for contents, a pump that is fixedly held at a mouth portion of the container main body, that is pushed into a head provided on the upper portion thereof, and that is operated by a return operation; a filling space; Forming a bottom wall and sliding toward the top of the filling space as the filling capacity of the contents decreases,
The head has a concave portion that holds the syringe in an inverted posture, and the bottom portion of the concave portion is fitted with the distal end opening of the syringe and the contents to be dispensed as the head is pushed from the distal end opening to the syringe. A pump container provided with a head for an extractor, wherein a spout for filling the inside is provided.   2. The pump container including the ejector head according to claim 1, wherein the head has a convex portion that fits and holds the syringe on a peripheral surface of a dome wall that defines the concave portion.   It is an extractor used for the pump container of Claim 2, Comprising: The said syringe has an protrusion engaged with the said convex part.

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