JP6866035B2 - Trigger type ejection container - Google Patents

Description

The present disclosure relates to a trigger type ejection container.

There is known a trigger type ejection container capable of ejecting the content liquid from the ejection port of the operating member by moving the operating member with respect to the base member by operating the trigger and exerting a pump function. Such a trigger type ejection container may be provided with a stopper capable of preventing the moving member from moving with respect to the base member by being sandwiched between the base member and the trigger, for example, as described in Patent Document 1. ..

Japanese Unexamined Patent Publication No. 2011-251219

There is room for improvement in the trigger type ejection container as described in Patent Document 1.

An object of the present disclosure is to provide an improved trigger-type ejection vessel.

One aspect of the trigger type ejection container includes a container main body for accommodating the content liquid, an ejector attached to the container main body, and a nozzle cover that can be attached to and detached from the ejector. The ejector includes a base member mounted on the container body, an operating member that can move in a first direction with respect to the base member and a second direction opposite to the first direction, and the base member. It has a trigger supported so as to be swingable, and a linking portion for linking the trigger and the actuating member so that the actuating member is moved in the second direction by the swinging of the trigger. The operating member has a nozzle formed with an outlet capable of ejecting the content liquid in the first direction by swinging the trigger. The nozzle cover has a covering portion capable of covering the ejection port and a stopper portion capable of preventing the moving member from moving in the second direction. The linking portion has an engaging convex portion formed of a convex portion provided on the operating member or the trigger. By being sandwiched between the base member and the engaging convex portion, the stopper portion can prevent the operating member from moving in the second direction. The nozzle cover has a tubular peripheral wall portion and a closed wall portion that closes one end of the peripheral wall portion and constitutes the covering portion. A notch is formed in the peripheral wall portion. The notch extends from the other end of the peripheral wall portion in the axial direction of the peripheral wall portion and extends in the circumferential direction of the peripheral wall portion from the first portion and the engaging convex portion into which the engaging convex portion can be introduced. It has a second portion into which an engaging protrusion can be introduced. The stopper portion is formed by a portion between the second portion of the notch and the other end of the peripheral wall portion.

According to the present disclosure, it is possible to provide an improved trigger type ejection container.

It is a partial cross-sectional side view which shows the trigger type ejection container which concerns on one Embodiment in the state which attached the nozzle cover. It is a partial cross-sectional side view which shows the nozzle cover shown in FIG. 1 along the line AA of FIG. 2D. It is a top view of the nozzle cover shown in FIG. 2A. It is a bottom view of the nozzle cover shown in FIG. 2A. 2 is a side view of the nozzle cover shown in FIG. 2A as viewed from a direction deviated by 90 °. It is a side view which shows the trigger type ejection container shown in FIG. 1 with a nozzle cover attached. It is a top view of the trigger type ejection container shown in FIG. 3A. It is a side view which shows the state when the nozzle cover is twisted in the circumferential direction from the state shown in FIG. 3A. It is a side view which shows the state when the nozzle cover is pulled out from the state shown in FIG. It is a side view which shows the state when the nozzle cover was removed from the state shown in FIG. 5, the trigger was operated, and the content liquid was ejected.

Hereinafter, the trigger type ejection container 1 according to the embodiment will be described in detail with reference to FIGS. 1 to 6. In the present embodiment, the upward means the first direction D1 (the direction from the bottom to the top in FIG. 1) which is the moving direction of the operating member when the operating member moves in the direction in which the operating member protrudes from the base member. The downward means the second direction D2 (direction from top to bottom in FIG. 1) which is the opposite direction.

As shown in FIG. 1, the trigger type ejection container 1 (hereinafter, also referred to as an ejection container 1) according to the present embodiment includes a container main body 2 for accommodating the content liquid, an ejector 3 mounted on the container main body 2, and an ejector 3. The ejector 3 is provided with a removable nozzle cover 4. The content liquid may be, for example, a body liquid such as an antiperspirant or a body moisturizing lotion, but is not limited to this. In the present embodiment, the container body 2 has a tubular (cylindrical) mouth portion 2a that forms an opening connected to the content liquid storage space, and a body portion that is connected to the mouth portion 2a and has a width wider than that of the mouth portion 2a. It has a 2b and a bottom portion (not shown) connected to the body portion 2b. In the present embodiment, the ejection container 1 is configured to stand up by placing the bottom portion of the container body 2 on a horizontal plane, and the nozzle faces upward in the vertical direction. However, the ejection container 1 may be configured so that it cannot stand up.

The ejector 3 has a base member 5 mounted on the container body 2. The ejector 3 has an operating member 6 that can move in the first direction D1 and the second direction D2 that is opposite to the first direction D1 with respect to the base member 5. The ejector 3 has a trigger 7 swingably supported by the base member 5. The ejector 3 has a linking portion 8 that links the trigger 7 and the actuating member 6 so that the actuating member 6 is moved in the second direction D2 by the swing of the trigger 7. The operating member 6 has a nozzle 6b formed with an outlet 6a capable of ejecting the content liquid in the first direction D1 by swinging the trigger 7. As described above, the ejector 3 has a pump function of sucking the content liquid from the inside of the container body 2 by moving the operating member 6 with respect to the base member 5 in the first direction D1 and the second direction D2, and ejecting the content liquid from the ejection port 6a. have.

In the present embodiment, the base member 5 includes a cylinder member 9, a core rod member 10, an urging member (coil spring) 11, a valve body (ball valve) 12, and a mounting member 13. The cylinder member 9 has a cylindrical (cylindrical) cylinder portion 9a. A core rod member 10 and an urging member 11 are arranged inside the cylinder portion 9a. The valve body 12 is arranged on the valve seat 9b formed on the cylinder member 9 below the core rod member 10. The mounting member 13 forms a tubular (cylindrical) mounting portion 13a mounted on the mouth portion 2a by a screw portion, a support portion 13b that swingably supports the trigger 7, and an opening through which the operating member 6 penetrates. It has a tubular (cylindrical) base tubular portion 13c. The mounting portion 13a may be configured to be mounted on the mouth portion 2a, for example, by fitting. In the present embodiment, the support portion 13b includes a pair of support walls 14 composed of a first support wall 14a and a second support wall 14b (see FIG. 3aA) facing each other, and a first support wall 14a and a second support wall 14b. It has a connecting support wall 15 (see FIG. 1) for connecting the above.

In the present embodiment, the operating member 6 includes a piston member 16, an outer cylinder member 17, an inner cylinder member 18, and a nozzle tip member 19. The piston member 16 has a piston portion 16a that can slide inside the cylinder portion 9a. The piston member 16 is formed with an opening through which the core rod member 10 penetrates. The operating member 6 (more specifically, the piston member 16) is urged in the first direction D1 by the urging member 11. The piston member 16 is fitted to the lower end of the outer cylinder member 17. The outer cylinder member 17 has a tubular shape (cylindrical shape). The outer cylinder member 17 has a tip end side portion 17a and a base end side portion 17b connected to the tip end side portion 17a and having an outer diameter larger than that of the tip end side portion 17a. An annular stepped surface 17c is formed at the boundary between the outer surface of the distal end side portion 17a and the outer surface of the proximal end side portion 17b. Inside the outer cylinder member 17, an inner cylinder member 18 forming a tubular shape (cylindrical shape) is fitted. A nozzle tip member 19 is fitted to the upper end of the outer cylinder member 17. The nozzle tip member 19 is formed with a spout 6a. When the operating member 6 moves in the second direction D2 with respect to the base member 5, the content liquid located in the cylinder portion 9a is between the core rod member 10 and the piston member 16, the core rod member 10 and the outer cylinder member. It is ejected from the ejection port 6a through a flow path formed between the core rod member 10 and the inner cylinder member 18. The operating member 6 can move in the second direction D2 until the stepped surface 17c abuts on the upper end surface of the base cylinder portion 13c. In the present embodiment, the nozzle 6b is composed of the tip end side portion 17a of the outer cylinder member 17, the inner cylinder member 18, and the nozzle tip member 19.

In the present embodiment, the trigger 7 is a pair of side walls 20 composed of a first side wall 20a and a second side wall 20b (see FIG. 3aA) facing each other, and a connecting side wall connecting the first side wall 20a and the second side wall 20b. It has 21 (see FIG. 1). The connecting side wall 21 is formed with a window portion 22 which is an opening through which the operating member 6 penetrates. A first bearing portion 23a formed of an opening is formed on the first side wall 20a. A first shaft portion 24a formed of a substantially semi-cylindrical convex portion provided on the first support wall 14a is connected to the first bearing portion 23a. The first bearing portion 23a may be formed of a recess. A shaft portion may be provided on the first side wall 20a and a bearing portion may be provided on the first support wall 14a. A second bearing portion 23b (see FIG. 3A) formed of an opening is formed on the second side wall 20b. A second shaft portion 24b formed of a substantially semi-cylindrical convex portion provided on the second support wall 14b is connected to the second bearing portion 23b. The second bearing portion 23b may be formed of a recess. A shaft portion may be provided on the second side wall 20b and a bearing portion may be provided on the second support wall 14b. The first shaft portion 24a and the second shaft portion 24b have a common central axis O. The trigger 7 has an operating portion 7a formed by a portion located on the opposite side of the central axis O with the operating member 6 interposed therebetween. The trigger 7 can swing with respect to the base member 5 about the central axis O by the operation of pulling the operation unit 7a.

In the present embodiment, the linking portion 8 includes a first engaging convex portion (engaging convex portion) 25a (see FIG. 1) formed of a convex portion provided on the operating member 6 and a convex portion provided on the operating member 6. It has a second engaging convex portion 25b (see FIG. 3A) composed of the same. In the present embodiment, the first engaging convex portion 25a and the second engaging convex portion 25b are each formed on the tip end side portion 17a (see FIG. 1) of the outer cylinder member 17. The linking portion 8 has a first engaging portion 26a that engages with the first engaging convex portion 25a and a second engaging portion 26b (see FIG. 6) that engages with the second engaging convex portion 25b. ing. The first engaging portion 26a and the second engaging portion 26b are each formed of a convex portion provided on the trigger 7. The first engaging portion 26a and the second engaging portion 26b may each consist of a recess, an opening or a notch provided in the trigger 7. In the present embodiment, the first engaging portion 26a is provided on the first side wall 20a, and the second engaging portion 26b is provided on the second side wall 20b. In the present embodiment, the trigger 7 swings by the pulling operation, so that the first engaging portion 26a engages with the first engaging convex portion 25a and the second engaging convex portion 25b engages with the second engaging portion. Engaging with 26b, the actuating member 6 can be pushed into the second direction D2.

As shown in FIG. 1, the nozzle cover 4 includes a covering portion 27 capable of covering the ejection port 6a and a first stopper portion (stopper portion) 28a capable of preventing the operating member 6 from moving in the second direction D2. Have. The covering portion 27 can cover the ejection port 6a by attaching the nozzle cover 4 to the nozzle 6b. The first stopper portion 28a can prevent the operating member 6 from moving in the second direction D2 by attaching the nozzle cover 4 to the nozzle 6b. The first stopper portion 28a is provided integrally with the covering portion 27. In the present embodiment, the first stopper portion 28a is composed of a base member 5 (more specifically, the upper end of the base cylinder portion 13c) and an operating member 6 (more specifically, a first engaging convex portion 25a). By being sandwiched between them, it is possible to prevent the operating member 6 from moving in the second direction D2.

In the present embodiment, the nozzle cover 4 closes a cylindrical (cylindrical) peripheral wall portion 4a and one end of the peripheral wall portion 4a and also constitutes a covering portion 27, as shown in FIGS. 2A to 2D. It has 4b and. A first notch (notch) 29a is formed in the peripheral wall portion 4a. The first notch 29a extends from the other end of the peripheral wall portion 4a in the axial direction of the peripheral wall portion 4a and has a first portion 30a (see FIG. 2A) into which the first engaging convex portion 25a (see FIG. 1) can be introduced. It has a second portion 31a that extends from the first portion 30a in the circumferential direction of the peripheral wall portion 4a and can introduce the first engaging convex portion 25a. The first stopper portion 28a is formed by a portion between the second portion 31a of the first notch 29a and the other end of the peripheral wall portion 4a. A first throttle portion 32a having a narrow width is formed at the connection portion of the second portion 31a with the first portion 30a. The first engaging convex portion 25a can overcome the first drawing portion 32a by elastically deforming the first drawing portion 32a.

In the present embodiment, as shown in FIG. 2C, a pair of notches 29 including a first notch 29a and a second notch 29b are formed in the peripheral wall portion 4a. However, the first notch 29a and the second notch 29b may have different shapes. As shown in FIG. 3A, the second notch 29b extends from the other end of the peripheral wall portion 4a in the axial direction of the peripheral wall portion 4a, and the first portion 30b into which the second engaging convex portion 25b can be introduced and the first portion 30b. It has a second portion 31b that extends from the portion 30b in the circumferential direction of the peripheral wall portion 4a and can introduce a second engaging convex portion 25b. The second direction of the operating member 6 is sandwiched between the base member 5 and the second engaging convex portion 25b by the portion between the second portion 31b of the second notch 29b and the other end of the peripheral wall portion 4a. A second stopper portion 28b capable of preventing the movement to D2 is configured. A second throttle portion 32b having a narrow width is formed at the connection portion of the second portion 31b of the second notch 29b with the first portion 30b. The second engaging convex portion 25b can overcome the second drawing portion 32b by elastically deforming the second drawing portion 32b.

In the present embodiment, as shown in FIGS. 2A and 2B, the nozzle cover 4 has a picking piece 4c protruding outward from the closed wall portion 4b. The picking piece 4c has a flat plate shape orthogonal to the closed wall portion 4b. As shown in FIG. 1, the picking piece 4c is configured to face in a direction orthogonal to the swing axis (central axis O) of the trigger 7 when the nozzle cover 4 is attached.

The container body 2, the trigger 7, the cylinder member 9, the core rod member 10, the mounting member 13, the piston member 16, the outer cylinder member 17, the inner cylinder member 18, the nozzle tip member 19, and the nozzle cover 4 are each made of, for example, synthetic resin. It may be.

According to the trigger type ejection container 1 according to the present embodiment described above, as shown in FIG. 1, by attaching the nozzle cover 4 to the nozzle 6b, the covering portion 27 covers the ejection port 6a, and dust and the like are covered. It is possible to suppress the contamination of the spout 6a due to (nozzle cover function). Moreover, since the first stopper portion 28a and the second stopper portion 28b (see FIG. 3A) can prevent the operating member 6 from moving in the second direction D2, the stopper function of preventing the unintended ejection of the content liquid can also be exhibited.

When using the ejection container 1, the first engaging convex portion 25a is moved from the second portion 31a of the first notch 29a to the first portion 30a by picking and twisting the picking piece 4c of the nozzle cover 4. The second engaging convex portion 25b can be escaped from the second portion 31b of the second notch 29b to the first portion 30b (see FIG. 4). Next, by pulling up the picked piece 4c while pinching it, as shown in FIG. 5, the first engaging convex portion 25a is made to escape from the first portion 30a of the first notch 29a, and the second engaging convex portion 25b is Can be escaped from the first portion 30b of the second notch 29b. After removing the nozzle cover 4 from the nozzle 6b in this way, as shown in FIG. 6, the trigger 7 is towed to eject the content liquid from the nozzle 6b's ejection port 6a in the first direction D1. Can be done.

In the present embodiment, the moving direction of the operation unit 7a during the pulling operation of the trigger 7 is substantially orthogonal to the first direction D1 in which the content liquid is ejected. Therefore, for example, when the content liquid is composed of a body liquid. , The user can easily eject the content liquid toward the body. After using the ejection container 1, the nozzle cover 4 can be attached to the nozzle 6b by the reverse procedure of removing the nozzle cover 4.

The above description merely shows one embodiment and does not limit the scope of claims. The above embodiments can be modified in various ways based on the basic matters of the present disclosure.

For example, even if the first stopper portion 28a and / or the second stopper portion 28b can be sandwiched between the base member 5 and the trigger 7 to prevent the operating member 6 from moving in the second direction D2. Good.

The linking portion 8 may have a first engaging convex portion formed of a convex portion provided on the trigger 7 and / or a second engaging convex portion formed of a convex portion provided on the trigger 7. In this case, the first stopper portion 28a may be able to prevent the operating member 6 from moving in the second direction D2 by being sandwiched between the base member 5 and the first engaging convex portion. The second stopper portion 28b may be able to prevent the operating member 6 from moving in the second direction D2 by being sandwiched between the base member 5 and the second engaging convex portion. The first notch 29a extends from the other end of the peripheral wall portion 4a in the axial direction of the peripheral wall portion 4a, and has a first portion into which the first engaging convex portion can be introduced and a circumferential direction from the first portion to the peripheral wall portion 4a. It may have a second portion extending to and into which the first engaging convex portion can be introduced. In this case, the first stopper portion is formed by the portion between the second portion and the other end of the peripheral wall portion 4a. The second notch 29b extends from the other end of the peripheral wall portion 4a in the axial direction of the peripheral wall portion 4a, and has a first portion into which the second engaging convex portion can be introduced and a circumferential direction from the first portion to the peripheral wall portion 4a. It may have a second portion extending to and into which the second engaging convex portion can be introduced. In this case, the second stopper portion is formed by the portion between the second portion and the other end of the peripheral wall portion 4a.

The second engaging convex portion 25b, the second engaging portion 26b, the second stopper portion 28b, and the second notch 29b may not be provided.

1 Trigger type ejection container 2 Container body 2a Mouth 2b Body 3 Ejector 4 Nozzle cover 4a Peripheral wall 4b Blocking wall 4c Picking piece 5 Base member 6 Acting member 6a Ejection 6b Nozzle 7 Trigger 7a Operating part 8 Linking part 9 Cylinder member 9a Cylinder part 9b Valve seat 10 Core rod member 11 Biasing member 12 Valve body 13 Mounting member 13a Mounting part 13b Support part 13c Base cylinder part 14 Pair of support walls 14a First support wall 14b Second support wall 15 Connection support Wall 16 Piston member 16a Piston part 17 Outer cylinder member 17a Tip side part 17b Base end side part 17c Step surface 18 Inner cylinder member 19 Nozzle tip member 20 Pair of side walls 20a First side wall 20b Second side wall 21 Connecting side wall 22 Window part 23a 1st bearing part 23b 2nd bearing part 24a 1st shaft part 24b 2nd shaft part 25a 1st engaging convex part (engaging convex part)
25b 2nd engaging convex part 26a 1st engaging part 26b 2nd engaging part 27 Covering part 28a 1st stopper part (stopper part)
28b 2nd stopper 29 Pair of notches 29a 1st notch (notch)
29b 2nd notch 30a 1st part of 1st notch 30b 1st part of 2nd notch 31a 2nd part of 1st notch 31b 2nd part of 2nd notch 32a 1st squeezing part 32b 2nd squeezing Part D1 1st direction D2 2nd direction O Center axis

Claims (3)

The container body that stores the contents liquid and
The ejector attached to the container body and
The ejector is provided with a removable nozzle cover.
The ejector includes a base member mounted on the container body, an operating member that can move in a first direction with respect to the base member and a second direction opposite to the first direction, and the base member. It has a trigger supported so as to be swingable, and a linking portion for linking the trigger and the actuating member so that the actuating member is moved in the second direction by the swinging of the trigger.
The operating member has a nozzle in which an outlet capable of ejecting the content liquid in the first direction is formed by swinging the trigger.
The nozzle cover may possess a coating unit can cover, and said blocking capable stopper from moving in the second direction of the operation member said spout,
The linking portion has an engaging convex portion formed of a convex portion provided on the operating member or the trigger.
By being sandwiched between the base member and the engaging convex portion, the stopper portion can prevent the operating member from moving in the second direction.
The nozzle cover has a tubular peripheral wall portion and a closed wall portion that closes one end of the peripheral wall portion and constitutes the covering portion.
A notch is formed in the peripheral wall portion.
The notch extends from the other end of the peripheral wall portion in the axial direction of the peripheral wall portion and extends in the circumferential direction of the peripheral wall portion from the first portion and the engaging convex portion into which the engaging convex portion can be introduced. It has a second part into which an engaging protrusion can be introduced,
The stopper portion is formed by a portion between the second portion of the notch and the other end of the peripheral wall portion.
Trigger type ejection container. The linking portion has a first engaging convex portion formed of the engaging convex portion and a second engaging convex portion formed of a convex portion provided on the operating member or the trigger.
A first notch and a second notch formed by the notch are formed in the peripheral wall portion.
The second notch extends from the other end of the peripheral wall portion in the axial direction of the peripheral wall portion and can introduce the second engaging convex portion, and the peripheral wall portion from the first portion. It has a second portion extending in the circumferential direction and into which the second engaging convex portion can be introduced.
A first stopper portion including the stopper portion is formed by a portion between the second portion of the first notch and the other end of the peripheral wall portion.
The second portion of the operating member is sandwiched between the base member and the second engaging convex portion by a portion between the second portion of the second notch and the other end of the peripheral wall portion. The trigger-type ejection container according to claim 1 , wherein a second stopper portion capable of preventing movement in two directions is configured. The trigger-type ejection container according to claim 1 or 2 , wherein the nozzle cover has a picking piece protruding outward from the closed wall portion.

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