TW201512047A - Eye drop container - Google Patents

Abstract

An eye drop container includes: a solution storage container (2) which stores a solution; a dripping portion (19) which protrudes from an open end part (6t) of the solution storage container (2) and drips the solution; a fixing part (20) which is provided so as to surround the dripping portion (19) and being fixed to the solution storage container (2); a hinge part (21) which is provided at the fixing part (20); a cap portion (22) which has a closing part (35) that liquid-tightly seals a tip section of the dripping portion (19), the cap portion (22) being connected with the fixing part (20) via the hinge part (21), the cap portion (22) being provided so as to be capable of opening and closing the dripping portion (19) by rotating around a rotation axis line (L1) of the hinge part (21). The hinge part (21) is provided so that a rotation axis line (L1) of the hinge part (21) is positioned closer to the dripping portion (19) side than the open end portion (6t) in a height direction of the solution storage container (2).

Description

Eye drops container Field of invention

The present invention relates to an eye drop container for use in accommodating and dropping eye drops. The present application claims priority based on Japanese Patent Application No. 2013-142184, filed on Jan. 5, 2013, the disclosure of which is incorporated herein.

Background of the invention

In general, an eye drop container is provided with a liquid reservoir (also referred to as a "container body") for accommodating eye drops, a drip nozzle for dropping eye drops, and a container for occluding a storage container. cover. The drip nozzle of the eye drop container has a protruding shape having a certain length, and the eye drops accommodated in the storage container can be dropped while the container is inclined. Further, the cover has a sealing mechanism constructed by, for example, the top surface itself or a plug member provided on the top surface. The sealing mechanism is for sealing against the tip end of the dropping nozzle or the tip end of the dropping nozzle, or a combination thereof, thereby sealing the tip end of the dropping nozzle to secure liquid tightness.

The cover member of the storage container is covered with a separate cover such as a torsion cover. Otherly, a hinge type cover or the like which can be opened and closed with one hand can be used in order to further improve the usability (for example, Patent Document 1).

By means of a cover to ensure the liquid tightness of the eye drop container, it is generally provided in the drip The tip end of the nozzle is engaged with the plug member of the cap, and a liquid-tight portion (i.e., a sealed region) is formed between the tip end of the drip nozzle and the plug member. For example, an eye liquid container using a separate cover that can be moved up and down is engaged by a vertical sealing mechanism (also referred to as a closing portion) provided on the cover opposite to the tip end of the dropping nozzle to secure a liquid Confidentiality. When the liquid-tight portion is covered by the cover, the liquid-tightness of the liquid-tight portion may fluctuate depending on the state in which the engagement state between the tip end of the drip nozzle and the plug member may fluctuate. Therefore, in order to improve the liquid tightness of the eye liquid container, the liquid-tight portion must be formed to have a sufficient size in the direction in which the lid is movable.

Patent literature

[Patent Document 1] Japanese Patent Laid-Open Publication No. 2002-362603

Summary of invention

The eye drop container using the separate cover is formed by the liquid crystal portion, that is, the contact width (length) between the sealing mechanism and the drip nozzle, and can absorb the engagement between the front end of the drip nozzle and the sealing mechanism. Changes in state can guarantee liquid tightness. On the other hand, the eye liquid container using the pivoting hinge cover has to maintain the width of the liquid-tight portion in accordance with the direction in which the lid portion is rotated. Therefore, depending on the position at which the liquid-tight portion is formed, there is a case where the liquid-tight portion is inclined, and the container design is complicated.

On the other hand, in the eye liquid container of Patent Document 1, the inner peripheral surface of the tip end of the dripping nozzle is expanded in a tapered shape to restrict the fitting direction of the plug member. Thereby, the fluctuation of the engagement state between the tip end of the drip nozzle and the sealing mechanism is absorbed. However, in the eye drop container of Patent Document 1, there is still room for improvement from the viewpoint of the liquid-tightness of the more efficient eyedrop container.

Accordingly, the present invention has been made in an effort to provide an eye drop container which can guarantee a high liquid tightness when closed.

An eyedrop container according to a first aspect of the present invention is characterized by comprising: a liquid reservoir for accommodating a liquid; a drip portion protruding from an opening end of the liquid reservoir and dropping the liquid; and a fixing portion And surrounding the open end and fixed to the liquid reservoir; the hinge portion is disposed on the fixing portion; and the cover portion is provided to be coupled to the fixing portion through the hinge portion, and the front end of the drip portion a closed portion that is liquid-tightly sealed, and is rotated by a center of a rotation axis of the hinge portion, and the dropping portion is switchable by the closing portion, wherein the hinge portion is disposed in a height direction of the liquid reservoir The rotation axis is located closer to the drip side than the opening end.

According to a first aspect of the present invention, in the height direction of the liquid reservoir, the rotation axis of the hinge portion is set at a position higher than the opening end portion of the liquid reservoir, so that the rotation portion can be swung along the cover portion. The direction of the lower end of the drop is configured. In other words, with the rotation of the lid portion (the switching operation of the lid portion), the closing portion is appropriately opened and closed toward the lower portion of the drip, and the liquid-tight portion can be set more surely, so that good liquid-tightness can be secured.

According to a second aspect of the present invention, in the eye liquid container according to the first aspect, the rotation axis of the hinge portion may be provided in the foregoing The liquid-tight portion formed by the tip end portion of the dropping portion in contact with the closing portion may have substantially the same height.

According to the second aspect of the present invention, since the height of the rotation axis and the height of the liquid-tight portion are substantially the same height, the direction in which the lid portion is rotated, that is, the direction in which the closing portion is rotated and the portion in which the closing portion is rotated The direction of the seal is set to be substantially equal, and variation in the engagement state between the closed portion of the lid portion and the drip portion can be suppressed. As a result, it is not necessary to set the size of the closed portion and the drip portion to be wide in order to absorb the variation of the lid portion and the engagement state. Further, in the portion close to the front end of the lower portion of the drip, the liquid tightness can be secured more stably and efficiently. Further, with the rotation of the lid portion, the load applied to the liquid-tight portion can be reduced by suppressing the fluctuation of the engagement state between the closed portion and the drip portion, so that the drop or the closed portion can be reduced, and cracks or the like can be reduced. The risk of damage to the container.

According to a third aspect of the present invention, in the eye liquid container according to the first or second aspect, the fixing portion may be provided with any one of an engaging portion and an engaged portion, and the cover may be provided When the front end portion of the drip portion is sealed by the closing portion, the engaged portion that is engaged with the engaging portion of the fixing portion is engaged with the aforementioned portion formed in the fixing portion The engagement part of the part.

According to the third aspect of the invention, the lid portion can be surely maintained in the closed state.

According to a fourth aspect of the present invention, in the eye liquid container according to the third aspect, the engaging portion or the engaged portion provided in the fixing portion may be provided in the drip portion and the hinge portion. between.

According to the fourth aspect of the present invention, it is possible to prevent the engagement portion or the engaged portion from being obstructed when the eye is clicked.

Moreover, it is preferable that the engaging portion or the engaged portion is provided at a position substantially equal to the rotation axis of the hinge portion when the engaging portion or the engaged portion is provided in the fixing portion.

According to a fifth or sixth aspect of the present invention, in the eye liquid container according to the third or fourth aspect, the engaging portion or the engaged portion provided in the fixing portion may be along the aforementioned The rotation axis is set as the radial direction of the center circle.

According to the fifth or sixth aspect of the present invention, the engaging portion can be provided at a position farther from the lower portion of the drop, so that the engaging portion does not become an obstacle when the eye is clicked, and the cover portion of the cover member can be surely maintained closed. status.

According to a seventh aspect of the present invention, the eye liquid container according to any one of the first to fifth aspect of the present invention, wherein the lid portion has a claw portion, wherein the claw portion has the drip portion formed by the closing portion In the closed state, the horizontal direction may be protruded, and the claw portion may be located at substantially the same height as the aforementioned rotation axis of the hinge portion.

According to the sixth aspect of the present invention, when the front end of the drip portion is sealed by the closing portion, that is, the swiveling operation during the opening and closing of the lid portion can be easily applied.

According to an eighth aspect of the present invention, in the eyedrop container of the seventh aspect, the lid portion may have a top wall portion; and an upper peripheral wall portion that closes the drip portion with the closing portion In a state in which the periphery of the top wall portion is suspended from the periphery of the drip portion, and a part of the upper peripheral wall portion is connected to the fixing portion through the hinge portion, and the drip portion is closed by the closing portion, The claw portion is provided at an intermediate portion in the vertical direction of the upper peripheral wall portion.

According to the seventh aspect of the present invention, the finger can be stably pulled between the upper peripheral wall portion and the claw portion below the claw portion when the lid portion is closed, and the lid portion can be rotated.

According to each aspect of the present invention described above, the effect of improving the liquid tightness of the tip end of the drip nozzle can be achieved by rotating the lid portion to seal the tip end of the drip nozzle.

1A, 1B, 1C‧‧‧ eye drops container

2‧‧‧Liquid reservoir

3, 3A‧‧‧ dripping nozzle

4‧‧‧Cover components

5‧‧‧Storage Department

5a‧‧‧ corner

6‧‧‧ mouth neck

6a‧‧‧ outer perimeter

6b‧‧‧ upper end

6t‧‧‧Open end

7‧‧‧ bottom wall

8‧‧‧ Side wall

8a‧‧‧ flat side panel

8b‧‧‧Bending side panel

9, 14‧‧‧ openings

10‧‧‧ shoulder

15‧‧‧

16‧‧‧ injection hole

17‧‧‧中栓部

18‧‧‧Extended wall

19‧‧‧Drip

19a‧‧‧ front end

19b‧‧‧ outer perimeter

19t‧‧‧ front edge

20‧‧‧ Fixed Department

21‧‧‧Bridge Department

21a‧‧‧Bottom joint

21b‧‧‧Upper joint

22‧‧‧ 盖部

24‧‧‧ditch

25‧‧‧ next week wall

26‧‧‧Upper wall

27‧‧‧Clamping wall

28‧‧‧ last week wall

28a‧‧‧Outer plate

28b‧‧‧ wall

29‧‧‧Top wall

29a‧‧‧ below

30, 42‧‧‧ Extension

31‧‧‧ claws

35‧‧‧Closed section

35w‧‧‧ wall

36‧‧‧Becamped

37‧‧‧ fitting recess

38‧‧‧Care Department

41‧‧‧Upper wall

42a‧‧‧Upper end

43‧‧‧Protruding

43a‧‧‧Internal plate

43b‧‧‧Top Board

50‧‧‧Depression

51‧‧‧The lower part of the claw

F‧‧‧Liquid-tight Department

L1‧‧‧Rotary axis

L2, L3‧‧‧ axis

M‧‧‧Auxiliary line

P‧‧‧Zigzag

R1‧‧‧ dotted line

S1‧‧‧ hole

S2‧‧‧ space

T, W, Y‧‧‧ arrows

Fig. 1 is a front elevational view showing a state in which a lid of an eye liquid container according to a first embodiment of the present invention is opened.

Fig. 2A is a front elevational view showing an essential part of a state in which a lid of an eye liquid container according to a first embodiment of the present invention is closed.

2B is a side view of an essential part showing a state in which the lid of the eye drop container according to the first embodiment of the present invention is closed.

Fig. 3 is a front elevational cross-sectional view showing the main portion of the eye liquid container of Fig. 1 taken along line X-X of Fig. 2B.

Fig. 4A is a front cross-sectional view showing the X-X line of Fig. 2B.

Fig. 4B is a side sectional view showing the Z-Z line of Fig. 2A.

Fig. 5 is a front cross-sectional view showing an essential part of a state in which a lid of an eye liquid container according to a second embodiment of the present invention is opened.

FIG. 6 is a front cross-sectional view showing an essential part of a state in which a lid of an eye drop container according to a second embodiment of the present invention is closed.

Fig. 7 is a front elevational view showing the main part of the state in which the lid of the eye liquid container according to the third embodiment of the present invention is opened.

FIG. 8 is a front cross-sectional view showing an essential part of a state in which a lid of an eye drop container according to a third embodiment of the present invention is opened.

Fig. 9 is a side elevational view of the essential part showing a state in which the lid of the eye drop container according to the third embodiment of the present invention is closed.

FIG. 10 is a front cross-sectional view showing a state in which a lid of an eye drop container according to a modification of the first embodiment of the present invention is opened.

Detailed description of the preferred embodiment

Hereinafter, the eye drop container according to each embodiment of the present invention will be described with reference to the drawings.

Fig. 1 is a front elevational view showing a state in which the lid of the eye liquid container 1A of the first embodiment is opened. Fig. 2A is a front elevational view showing a main part of the eye liquid container 1A of the embodiment in a state in which the lid is closed. Figure 2B is a side view of Figure 2A.

As shown in Fig. 1, Fig. 2A, and Fig. 2B, the eye liquid container 1A of the present embodiment includes a liquid reservoir 2, a drip nozzle 3, and a lid member 4 which are container bodies. The drip nozzle 3 is supported by the liquid reservoir 2. The cover member 4 is configured to cover the upper portion of the liquid reservoir 2.

As shown in FIG. 3, the liquid reservoir 2 is provided with a reservoir 5 and a neck portion 6. The storage unit 5 is a liquid storage unit that houses a liquid (eye drops) inside. The mouth and neck portion 6 is a cylindrical shape in which the upper end of the reservoir portion 5 is upward.

As shown in FIGS. 1 and 3 , the reservoir portion 5 includes a bottom wall portion 7 , a side wall portion 8 , and a shoulder portion 10 . The side wall portion 8 is erected from the outer periphery of the bottom wall portion 7. As shown in FIG. 3, the shoulder portion 10 is centered by clogging the inner hole S1 of the reservoir portion 5 The opening portion 9 extends from the upper end of the side wall portion 8 to the opening portion 9. A corner portion 5a is formed between the shoulder portion 10 and the side wall portion 8.

As shown in FIGS. 1 and 2B, the side wall portion 8 includes a pair of flat side plate portions 8a, 8a and a pair of curved side plate portions 8b, 8b which are formed in a substantially flat cylindrical shape in plan view. The pair of flat side plate portions 8a, 8a are formed in a horizontal direction with a wide range and opposed to each other. The pair of curved side plate portions 8b, 8b are formed in an approximately circular arc shape in plan view, and are formed in a horizontal direction (arrow direction Y direction shown in Fig. 2B) to be smaller than the flat side plate portions 8a, 8a.

As shown in Fig. 3, the neck portion 6 is formed in a cylindrical shape having a constant diameter from the periphery of the opening portion 9 of the shoulder portion 10, and has an opening at its upper end. The inner hole S1 of the reservoir 5 communicates with the space S2 in the neck portion 6.

A ridge 15 extending outward in the circumferential direction is provided on the lower portion (the side of the bottom wall portion 7) of the outer peripheral surface 6a of the neck portion 6 . The ridge 15 has a structure in which a cover member 4 to be described later can be engaged.

In the reservoir 5, the eye drops (eye drops) are housed inside (the inner hole S1).

As shown in FIG. 4A, the drip nozzle 3 is a member having a circular cross section, and a liquid injection hole 16 penetrating through the unidirectional eye liquid is formed inside. The drip nozzle 3 is provided with a middle plug portion 17, an overhanging wall portion 18, and a drip portion 19. The middle plug portion 17 is formed in a cylindrical shape, and is inserted into the liquid reservoir 2 in a liquid-tight manner from the open end portion 6t of the neck portion 6 shown in FIG. The overhanging wall portion 18 is formed at the upper end of the middle plug portion 17, and is formed in an annular shape so as to engage the upper end surface 6b of the neck portion 6. The dropping portion 19 is formed to protrude upward from the center of the upper surface of the overhanging wall portion 18, and the eyedrops in the reservoir portion 5 are dropped from the leading edge 19t.

As shown in FIG. 1 , the cover member 4 is provided with a fixing portion 20 and a hinge portion. 21, and the cover portion 22. The fixing portion 20 is fixed to the corner portion 5a near the shoulder portion 10 of the liquid reservoir 2. The hinge portion 21 is provided at the fixing portion 20. The lid portion 22 is rotatably coupled to the fixing portion 20 through the hinge portion 21 . The lid portion 22 is a liquid injection hole 16 for switching the nozzle 3 (refer to FIG. 3).

As shown in FIG. 4A, the fixing portion 20 includes a lower peripheral wall portion 25, an upper wall portion 26, and a sandwiching wall portion 27. The lower peripheral wall portion 25 is formed approximately along the shape of the side wall portion 8 of the reservoir portion 5, and is disposed to cover the shoulder portion 10. The upper wall portion 26 is disposed at the upper end of the lower peripheral wall portion 25. The grip wall portion 27 is configured to sag in a circular arc shape from the lower surface of the upper wall portion 26 and to grip the neck portion 6.

The upper wall portion 26 is formed in a flat shape and is horizontally disposed at the upper end of the lower peripheral wall portion 25. The upper wall portion 26 is formed with an opening portion 14 through which the drip nozzle 3 is inserted in the vicinity of the center of the plate surface.

The lower peripheral wall portion 25 is formed of a plate member as shown in FIG. The lower peripheral wall portion 25 is a plate member that rises from the lower end (corner portion 5a) of the shoulder portion 10 along the side wall portion 8 in a state where the cover member 4 is attached to the liquid reservoir 2, and the shoulder portion 10 and the neck portion are provided. The cover 6 is fixed to the upper portion of the storage portion 5. As shown in FIG. 1, the lower peripheral wall portion 25 is provided with a plate-like extending portion 30 on the side of the hinge portion 21 with the drip nozzle 3 as a boundary. The extending portion 30 is formed along the shape of the flat side plate portion 8a and the curved side plate portion 8b of the reservoir portion 5, and extends to the intermediate portion in the height direction of the dropping portion 19.

As shown in FIG. 3 and FIG. 4B, a pair of engaged portions 36 formed by protrusions extending in the horizontal direction are formed in the lower portion of the inner wall surface of the extending portion 30 facing each other (in FIG. 3, The other of the engaging portions 36 is not shown).

As shown in FIG. 3, the clamping wall portion 27 is formed along the upper wall portion 26. A plate member that hangs down the periphery of the opening portion 14. The grip wall portion 27 sandwiches the outer peripheral surface 6a of the inlet neck portion 6 from the direction in which the sandwiching wall portions 27 oppose each other. A groove 24 is formed in the circumferential direction on the inner wall surface of the sandwiching wall portion 27. The groove 24 is configured to be fitted to the protrusion 15 of the mouth and neck portion 6 so that the holding wall portion 27 can be firmly fixed to the mouth and neck portion 6.

As shown in FIGS. 4A and 4B , the lid portion 22 includes a top wall portion 29 and an upper peripheral wall portion 28 . In a state where the lid portion 22 of the cover member 4 is closed, the top wall portion 29 covers the upper portion of the drop portion 19. The upper peripheral wall portion 28 is formed to hang down from the peripheral edge 29b of the top wall portion 29. When the lid portion 22 of the lid member 4 is closed, (hereinafter, also referred to as "closed lid"), the periphery of the drip portion 19 is surrounded.

The top wall portion 29 is provided with a closing portion 35 formed at the center of the lower surface 29a thereof. The closing portion 35 is a protrusion formed on the lower surface 29a of the top wall portion 29, and is configured to be fitted into the front end of the liquid filling hole 16.

Further, the upper peripheral wall portion 28 is formed such that the surface thereof and the surface of the lower peripheral wall portion 25 are approximately the same plane.

A claw portion 31 that protrudes in the horizontal direction is formed on the end edge of the peripheral wall portion 28 on the side opposite to the side on which the hinge portion 21 is provided. The claw portion 31 is configured such that the user can easily open and close the claw portion 31 with the finger.

As shown in FIGS. 1 and 4B, a fitting recess 37 is formed in the vicinity of the hinge portion 21 of the upper peripheral wall portion 28. The fitting recessed portion 37 is formed so as to face the extending portion 30 when the lid is closed, and the shape of the extending portion 30 is fitted so that the plate surface is recessed in the short-side direction (the arrow Y direction shown in FIG. 4B).

On the surface of the fitting recess 37, a rib that can be engaged with the engaged portion 36 formed on the inner wall surface of the extending portion 30 and engageable with the engaged portion 36 is formed The engaging portion 38 is configured. The fitting recess 37 is fitted to the extending portion 30 when the cover is closed.

The engaging portion 38 and the engaged portion 36 are disposed on the side of the hinge portion 21 (near the hinge portion 21) around the drip portion 19, and are disposed in a positional relationship with each other. Therefore, the lid portion 22 is configured to be surely engaged with the fixing portion 20.

As shown in FIGS. 3 and 4A, the lid portion 22 is integrally formed with the hinge portion 21 and the fixing portion 20, and is provided to the fixing portion 20 in a rotatable manner.

As shown in FIG. 2A, the hinge portion 21 includes a lower connecting portion 21a and an upper connecting portion 21b, and the turning axis L1 is provided along the depth direction of FIG. 2A (the arrow Y direction shown in FIG. 2B). The lower connecting portion 21a is connected to the upper end of the extending portion 30. The upper connecting portion 21b is formed at a position facing the lower connecting portion 21a. Then, a bent portion P formed of a thin wall is formed between the lower connecting portion 21a and the upper connecting portion 21b, and the fixing portion 20 and the lid portion 22 are connected to each other in a meandering manner.

The hinge portion 21 having the above configuration is as shown in Fig. 1, and the rotation axis L1 is disposed near the front end of the dropping portion 19. Specifically, in the height direction (the arrow T direction shown in Fig. 1), the rotation axis L1 is disposed at the base end of the drop portion 19 (i.e., the opening end portion 6t of the mouth portion 6 shown in Fig. 3 is further above. Position) above and the height of the front end edge of 19t or less. Then, when the lid portion 22 is rotated about the rotation axis L1 of the hinge portion 21, the front edge 19t of the dropping portion 19 is disposed at a position along the locus of the closing portion 35. As a result, the liquid filling hole 16 shown in Fig. 3 can be closed by the closing portion 35 with the rotation of the lid portion 22 toward the fixing portion 20 side.

The liquid reservoir 2 is made of polyester resin, polyolefin resin, and elastic It is formed of a synthetic resin material such as a body. Specifically, the synthetic resin materials are preferably polyethylene terephthalate, polyethylene-2,6-naphthalate, polyethylene, polypropylene, an elastomer or the like from the viewpoint of easy availability. Further, the drip nozzle 3 is formed of a synthetic resin material such as polyolefin resin. The synthetic resin material forming the dropping nozzle 3 is specifically made of polyethylene, polypropylene or the like from the viewpoint of easy availability.

When the fixing portion 20 having the above configuration covers the upper portion of the liquid reservoir 2, the groove 24 provided in the holding wall portion 27 is engaged with the protrusion 15 which sandwiches the neck portion 6 from the side thereof Clamping. Further, the middle plug portion 17 is inserted into the neck portion 6 to be liquid-tightly fixed. Further, when the lid portion 22 is configured to close the lid, the closing portion 35 is liquid-tightly inserted into the tip end of the liquid filling hole 16 of the dropping portion 19, and the tip end of the dropping nozzle 3 or the dropping portion 19 is liquid-tightly sealed. The portion where the closing portion 35 abuts against the dropping portion 19 in a liquid-tight manner and seals the dropping portion 19 is a liquid-tight portion F (see FIGS. 4A and 4B).

Next, the method of using the eye liquid container 1A of the present embodiment and the function and function when the eye drops are used for the eye liquid container 1A will be described.

When the eye liquid container 1A is used, the user grasps the claw portion 31 of the lid portion 22 shown in FIG. 4A with a finger, and moves the claw portion 31 upward with respect to the fixing portion 20. As a result, the engaging portion 38 formed in the fitting recess 37 of the lid portion 22 shown in FIGS. 1 and 4B spans the engaged portion 36 formed on the inner wall surface of the extending portion 30 to release the card to the extending portion 30. The lid portion 22 is rotated about the rotation axis L1 to open the lid portion 22.

Then, after the eye is clicked, the user places the cover portion 22 toward the side covering the fixing portion 20. When the rotation is made, the click sound is generated at the engaged portion 36 and the engaging portion 38 is simultaneously engaged to close the lid portion 22.

According to the eye liquid container 1A of the present embodiment, the lid portion 22 is rotatably coupled to the fixing portion 20 by the hinge portion 21, so that the user can easily open and close the claw portion 31 of the lid portion 22 with a finger. Cover portion 22.

In the eye liquid container 1A of the present embodiment, as shown in FIGS. 1 and 3, the rotation axis L1 of the hinge portion 21 is disposed such that the rotation axis L1 is located at substantially the same height as the end portion 19a of the lower portion 19 of the drip portion 19, and is more preferably It is approximately the same height as the front edge of the drop lower portion 19. Therefore, when the lid portion 22 is closed and the closing portion 35 faces vertically downward, the liquid inlet hole 16 can be closed. That is, since the rotation axis L1 is located near the front end of the drip portion 19, as shown in FIG. 4A, the axis L2 of the closing portion 35 and the axis L3 of the liquid injection hole 16 are when the front end of the drip portion 19 is closed by the closing portion 35. Located on the tangent of the circumference formed by the swirling trajectory of the closure portion 35. Therefore, the axes L2 and L3 of both sides are smoothly overlapped, and the closing portion 35 can be inserted into the front end of the dropping portion 19. As a result, when the lid member 4 having the hinge portion 21 that rotates the lid portion 22 is used for the eye liquid container 1A, the eye liquid can be reliably sealed. Further, the position of the front end of the dropping portion 19 is a position from the liquid-tight portion F formed by the dropping portion 19 and the closing portion 35 to the front end edge 19t.

Further, when the closing portion 35 and the front end of the dropping portion 19 are closed, since the respective axes L2, L3 are located on the tangent of the circumference formed by the swirling locus of the cover portion 22, the closing portion 35 is along the axis L2 of the dropping portion 19. The direction is to snap. Therefore, when the closing portion 35 is inserted, the closing portion 35 can be prevented from being deformed by contacting the dropping portion 19, and the sealing portion 35 can be prevented from being deteriorated, and the sealing of the liquid filling hole 16 having high liquid tightness can be maintained for a long period of time.

Further, as shown in FIG. 4B, by forming the structure in which the engaged portion 36 is engaged with the engaging portion 38, it is difficult to open the cover when the cover portion 22 is biased in the lateral direction or the oblique direction. . On the other hand, when the lid portion 22 is biased with a vertical direction upward when the lid is closed, the lid portion 22 is opened. The closed state of the lid portion 22 can be surely maintained.

Next, a second embodiment of the present invention will be described with reference to Figs. 5 and 6 .

In the embodiment, the same components as those in the first embodiment are denoted by the same reference numerals, and their description is omitted.

In the eye liquid container 1B of the present embodiment, as shown in FIG. 5, the engaged portion 36 is formed at approximately the same position as the height position of the rotation axis L1.

Further, the dropping portion 19 is provided at a position farther from the center portion 21 than the center in the horizontal direction of the fixing portion 20. Therefore, compared with the first embodiment, since the engaged portion 36 and the drip portion 19 are apart from each other, the engaged portion 36 does not hinder the eye.

Further, as shown in Fig. 6, the closing portion 35 of the present embodiment is formed so as to hang down from the lower surface 29a of the top wall portion 29, and is formed by an annular wall portion 35w that is liquid-tightly fitted to the front end of the dropping portion 19. The inner wall surface of the annular wall portion 35w abuts against the outer peripheral surface 19b of the drip portion 19 to form a liquid-tight portion F to seal the eye liquid in a liquid-tight manner. Even in the case of such a sealing structure, the height position of the rotation axis L1 is located close to the height of the front end (liquid-tight portion F) of the lower portion 19, and the same as in the case of closing the first embodiment. Function and function. In the same manner as in the case of the eye liquid container 1B of the first embodiment, the eye liquid container 1B of the present embodiment can improve the liquid tightness at the time of closing.

Next, a third embodiment of the present invention will be described with reference to Figs. 7 to 9 . In the embodiment, the same components as those in the first embodiment or the second embodiment are denoted by the same reference numerals, and their description is omitted.

As shown in Fig. 7 and Fig. 8, the structure of the eyelid container 1C of the present embodiment, which is the engagement portion and the engaged portion, is different from that of the first embodiment and the second embodiment. Specifically, a protruding portion 43 for forming the engaged portion 36 in the upper wall portion 41 of the fixing portion 20 is provided, and the lid portion 22 is formed to cover the protruding portion 43 with the first embodiment and the first embodiment. 2 The implementation is different.

As shown in FIG. 8, the protruding portion 43 is provided with an inner plate portion 43a and a top plate portion 43b. The inner side plate portion 43a is formed to stand up at a position that enters the inner side from the upper end of the lower peripheral wall portion 25. The top plate portion 43b is an opening portion 14 (an upper end of the sandwiching wall portion 27) that is formed to extend from the upper end of the inner plate portion 43a to the lower portion 19 of the drip.

The extending portion 42 is viewed from the upper side of the lower peripheral wall portion 25 toward the hinge portion 21 in the vicinity of the dripping nozzle 3, and the amplitude is gradually reduced (the size in the arrow W direction of FIG. 7), and is extended upward beyond the protruding portion 43. Extending, extending to the height of the front end of the drop lower portion 19. The extending portions 42 are disposed to face each other in the depth direction (the direction of the rotation axis L1) of FIG. The upper end portion 42a of the extending portion 42 has a hinge portion 21 protruding from the outer surface of the fixing portion 20.

With this configuration, the fixing portion 20 has the lower peripheral wall portion 25 provided on the shoulder portion 10 of the liquid reservoir 2, and the portion where the extending portion 42 is formed is provided, and the upper end portion of the lower peripheral wall portion 25 is formed above the protruding portion 43. The configuration of the wall portion 41.

The engaged portion 36 is formed on the surface of the inner side plate portion 43a on the opposite side of the hinge portion 21 with the lower portion 19 as a boundary as viewed from the front. Further In one step, the engaged portion 36 is formed at a position lower than the base end of the drip lower portion 19 beyond the projecting wall portion 18 (opening end). Further, the engaged portion 36 is oriented in the radial direction of the circumference (the broken line R1 shown in FIG. 7) drawn along the closing portion 35 around the rotation axis line L1 (that is, perpendicular to the tangent to the curve drawn by the engaging portion 38). The angle of intersection is formed by tilting.

The upper peripheral wall portion 28 of the lid portion 22 is provided with two outer plate portions 28a and 28a and a claw forming wall portion 28b. The outer side plate portions 28a and 28a are suspended along the inner side plate portion 43a when the lid portion 22 is closed, and are disposed to face the engaged portion 36. The claw forming wall portion 28b is located on the opposite side of the hinge portion 21 as viewed from the front, and is disposed between the outer side plate portions 28a, 28a to form the claw portion 31.

The inner wall surface of the outer side plate portion 28a (that is, the surface facing the inner side plate portion 43a when the cover is closed) is formed with an engagement portion 38. As shown in FIG. 9 , when the lid portion 22 is closed, the engaging portion 38 is disposed at a position directly below the engaged portion 36 (on the side of the lower peripheral wall portion 25 ) in parallel with the engaged portion 36 .

As shown in FIG. 9, when the lid portion 22 is closed, the claw forming portion 28b forms a gentle inclined surface from the top wall portion 29 and is formed downward at the hinge portion 21 to form a curved depressed portion 50. The claw portion 31 protruding in the direction. Further, the claw forming wall portion 28b is formed with a claw lower wall portion 51 that extends below the recess portion 50 toward the lower peripheral wall portion 25.

According to the eye liquid container 1C of the present embodiment, as shown in FIG. 7, the engaged portion 36 is formed by a radial direction along a radial direction around the rotation axis L1, and is a ridge or a side view. A concave strip is formed. In other words, the engaged portion 36 is in a positional relationship in which the rotation axis L1 is provided on an extension line of the auxiliary line M along the shape thereof, and the cover portion 22 can be surely fixed by the fixing portion 20.

Further, by providing the engaged portion 36 below the overhanging wall portion 18, it is possible to prevent the extending portion 42 from being provided in the vicinity of the dropping portion 19. Therefore, when the eye liquid container 1C is clicked, the engaging portion can be clicked without causing obstruction.

Further, the claw portion 31 is formed at substantially the same height as the rotation axis L1 when the lid is closed. In other words, in the turning operation when the claw portion 31 is formed in the switch cover portion 22, the position at which the maximum force is easily applied to the lid portion 22 is easily obtained. Therefore, the engagement between the engaging portion 38 and the engaged portion 36 when the lid portion 22 is closed can be set more strongly, and the closed state of the lid portion 22 can be more surely maintained.

Further, the eye liquid container 1C according to the present embodiment has a structure in which the claw portion 31 is formed in the vertical direction intermediate portion of the upper peripheral wall portion 28, and a depressed portion 50 is formed below the claw portion 31, and the claw portion is formed. The wall portion 51 extends below the recess portion 50. Therefore, when the user switches the lid portion 22, the finger can be stably held by the recess portion 50, and the switch of the lid portion 22 can be easily performed.

Further, in the eye liquid container 1C of the present embodiment, the claw lower wall portion 51 is provided below the recessed portion 50. Therefore, when the user pulls the finger to the recessed portion 50 in order to open the lid portion 22, the lower jaw wall portion 51 is located between the finger that grips the recessed portion 50 and the lower portion 19 of the drop. As a result, it is possible to prevent the user's finger from entering the lower portion of the lid portion 22 and contacting the drop portion 19 when the lid portion 22 is opened. Therefore, according to the eye liquid container 1C, the hygiene of the drip portion 19 in the switch of the lid portion 22 can be easily maintained.

Further, the present invention can be modified or used in combination with other structures of the dropping nozzle 3 as appropriate without departing from the essence thereof. For example, as shown in FIG. 10, the outer peripheral surface of the lower end of the drip portion 19 may have a protruding shape, and the liquid-tight portion may be provided at the drip nozzle 3A at the front end of the drip portion 19. Even if the drop shown in Figure 10 When the nozzle 3A is applied to the eye liquid container 1A shown in Fig. 3 or the eye liquid container 1C shown in Fig. 8, the same function and effect as those of the first embodiment can be obtained, that is, the liquid tightness can be effectively secured. The pivot cover construction of the eye drops container.

Further, when the lid portion 22 does not have the closing portion 35 and presses the lower surface 29a to the front end of the dropping portion 19 to liquid-tightly seal the liquid filling hole 16 of the dropping portion 19, by rotating the axis L1 of the hinge portion 21 When it is provided at the same height as the lower surface 29a, the same functions, functions, and effects as those of the first embodiment can be obtained.

Further, in the third embodiment, the depressed portion 50 is formed below the claw portion 31, and the lower jaw portion 51 is formed below the claw portion 31. However, the lower portion of the claw portion 31 may be formed to face the horizontal direction. After the extension, the concave portion 50 which is bent at an acute angle and which is connected to the lower wall portion 51 of the claw is formed at an acute angle.

Even in such a configuration, when the lid portion 22 is opened and closed, the claw lower wall portion 51 is present between the finger and the dropping portion 19, and the finger can be prevented from entering the lower portion of the lid portion and contacting the dropping portion 19. Further, in the lid portion 22 of the first embodiment and the second embodiment, the recess portion 50 of the third embodiment can be formed.

Further, the engaged portion 36 and the engaging portion 38 of the first embodiment can be formed in the radial direction of the circumference around the rotation axis line L1 as in the third embodiment.

The embodiments of the present invention have been described above, but the technical scope of the present invention is not limited to the above-described embodiments, and combinations of structural elements of the respective embodiments may be changed without departing from the scope of the present invention. Add and delete various changes to each structural element. The invention is not limited to the foregoing description, but is only limited by the scope of the appended claims.

Industrial utilization

According to the above-mentioned eye liquid container, the eye lid container which can secure a high liquid tightness can be provided when the hinge cover is closed.

1A‧‧‧ eye drops container

2‧‧‧Liquid reservoir

3‧‧‧Drip nozzle

4‧‧‧Cover components

5‧‧‧Storage Department

7‧‧‧ bottom wall

8‧‧‧ Side wall

8a‧‧‧ flat side panel

8b‧‧‧Bending side panel

19‧‧‧Drip

19a‧‧‧ front end

19t‧‧‧ front edge

20‧‧‧ Fixed Department

21‧‧‧Bridge Department

22‧‧‧ 盖部

26‧‧‧Upper wall

28‧‧‧ last week wall

30‧‧‧Extension

36‧‧‧Becamped

37‧‧‧ fitting recess

38‧‧‧Care Department

L1‧‧‧Rotary axis

Claims (8)

An eye drop container characterized by comprising: a liquid reservoir for accommodating a liquid; a drip portion protruding from an open end of the liquid reservoir and dropping the liquid; and a fixing portion disposed to surround the open end And being fixed to the liquid reservoir; the hinge portion is disposed at the fixing portion; and the lid portion is provided with a closing portion that is coupled to the fixing portion through the hinge portion and that liquid-tightly seals the front end portion of the drip portion By rotating around the rotation axis of the hinge portion, the drop portion can be opened and closed by the closing portion, wherein the hinge portion is disposed in a height direction of the liquid reservoir, and the rotation axis is located earlier than The open end is closer to the aforementioned lower drop side. The eye liquid container according to claim 1, wherein the rotation axis of the hinge portion is provided at a position substantially equal to a height of a liquid-tight portion formed by the front end portion of the drip portion contacting the closing portion. The eye liquid container according to claim 1 or 2, wherein the fixing portion is provided with any one of an engaging portion and an engaged portion, and the lid portion is provided with the closing portion to seal the front end of the drip portion In the case of the part, the engaged portion that is engaged with the engaging portion of the fixing portion or the engaging portion that is engaged with the engaged portion of the fixed portion is engaged. The eye liquid container according to claim 3, wherein the engaging portion or the engaged portion provided in the fixing portion is provided between the dropping portion and the hinge portion. The eye liquid container according to claim 3, wherein the engaging portion or the engaged portion provided in the fixing portion is provided along a radial direction of a circle centered on the rotation axis. The eye liquid container according to claim 4, wherein the engaging portion or the engaged portion provided in the fixing portion is provided along a radial direction of a circle centered on the rotation axis. The eye liquid container according to claim 1, wherein the cover portion has a claw portion that protrudes in a horizontal direction in a state in which the drip portion is closed by the closing portion, and the claw portion is located in the front side The aforementioned axis of rotation of the hinge portion is substantially the same height. The eye drop container according to claim 7, wherein the lid portion has a top wall portion; and an upper peripheral wall portion that is suspended from a periphery of the top wall portion in a state in which the drip portion is closed by the closing portion a portion surrounding the lower portion of the drip, and a portion of the upper peripheral wall portion is coupled to the fixing portion through the hinge portion, and in a state in which the drip portion is closed by the closing portion, the claw portion is disposed in a middle of a vertical direction of the upper peripheral wall portion unit.