TW202116635A - Discharge tool for aerosol container - Google Patents

Abstract

This discharge tool (1) for an aerosol container is fitted to a double-type or a single-type aerosol container (2) having two stems (5) disposed side by side on the left and right, the discharge tool (1) being characterized by including a nozzle (7) attached to the two stems (5), and a cover (11) attached to a main body of the aerosol container (2), wherein: the cover (11) has an operating part (17) which swings about a hinge (16) disposed on the front side; the upper surface of the operating part (17) has a recessed surface (35) that is formed by a U-shaped peripheral wall (33), the rear of which is open, and that receives a push-down operation; the peripheral wall (33) is formed by left and right side portion peripheral walls (33a) extending in the front-rear direction and a front side portion peripheral wall (33b) integrally connecting the front ends of the left and right side portion peripheral walls (33a) together; and the recessed surface (35) is formed by an R surface (35a) connecting the upper surfaces of the left and right portion peripheral walls (33a) together in the front-rear direction.

Description

Spray parts for aerosol containers

The present invention relates to a spraying member for aerosol container mounted on the aerosol container.

A sprayer for aerosol containers is known which is installed in a double or single type aerosol container including two stems arranged side by side. Such a sprayer for an aerosol container, as described in Patent Document 1, for example, includes nozzles attached to two stems and a cover attached to the body of the aerosol container. The cover includes a hinge arranged on the front side. As the center, the operation part of the nozzle is swung downward to press down, and the upper surface of the operation part includes a concave surface that accepts a pressing operation with a finger. By pressing the concave surface, the two pipe stems and the nozzle are pressed together, and the contents flowing out of the two pipe stems can be ejected through the nozzle. Prior art literature Patent literature

Patent Document 1: Japanese Patent Laid-Open No. 2015-145259

[The problem to be solved by the invention] The ejector for aerosol containers as described above must push down the two stems as evenly as possible. However, in the conventional sprayer for aerosol containers, the user presses the concave surface at a position shifted from the center in the left-right direction. Therefore, the pressing amount of the two stems is deviated. The desired effect brought by the mixing of equal amounts of content.

The problem of the present invention is to solve the above-mentioned problems, and its object is to provide a spraying tool for aerosol containers that can reduce the deviation of the pressing amount of two stems. [Means to solve the problem]

The spraying device for aerosol container of the present invention is a spraying device for aerosol container that is installed in a two-connected or single aerosol container including two stems arranged side by side on the left and right, and is characterized in that it includes: The nozzles of the two stems and the cover attached to the main body of the aerosol container, the cover includes an operation of pressing down the nozzle by swinging downward with a hinge arranged on the front side as the center The upper surface of the operating portion includes a U-shaped peripheral wall that is opened from the rear and a concave surface that accepts a pressing operation. The peripheral wall is composed of peripheral walls on the left and right sides extending along the front and rear directions, and The front end portions of the peripheral walls of the left and right sides are formed by a front side peripheral wall that is integrally connected to each other, and the concave surface is formed by an R surface that connects the upper surfaces of the peripheral walls of the left and right sides across the front-to-rear direction. .

In the above-mentioned structure of the ejection member for an aerosol container of the present invention, it is preferable that the peripheral walls of the left and right side portions have a certain height across the front and rear directions.

In the spraying member for aerosol container of the present invention, in the structure, it is preferable that the peripheral wall of the front part crosses the left and right direction and has the same height as the peripheral wall of the left and right sides.

In the spraying member for aerosol container of the present invention, in the structure, it is preferable that the upper end portions of the peripheral walls of the left and right side portions extend horizontally in the front-rear direction in the state before the concave surface receives the pressing operation.

In the ejection member for aerosol container of the present invention, in the structure, it is preferable that the R surface has a certain radius of curvature across the front and rear directions. [Effects of the invention]

According to the present invention, it is possible to provide a spraying tool for an aerosol container that can reduce the deviation of the pressing amount of two stems.

Hereinafter, with reference to the drawings, the present invention will be more specifically illustrated.

The one embodiment of the present invention shown in FIG. 1, that is, the ejection tool 1 for an aerosol container (hereinafter also referred to as the ejection tool 1) is attached to the two-connected aerosol container 2 to constitute the aerosol device 3. The two-linked aerosol container 2 includes two container bodies 4 arranged side by side on the left and right, and a stem 5 protruding upward from each container body 4. That is, the two-linked aerosol container 2 includes a main body 2a including two container main bodies 4, and two stems 5 protruding upward from the main body 2a and arranged side by side on the left and right. However, although the illustration of the ejection member 1 for aerosol container is omitted, it can be constructed by being attached to a single aerosol container including a body including a container body and a self-contained body. The main body protrudes upward and is arranged side by side with two pipe stems.

In addition, in the present application, the so-called bottom refers to the direction in which the stem 5 is pressed (the bottom in FIG. 1), the so-called upper refers to the opposite direction, and the left-to-right direction refers to the arrangement of the two stems 5 The direction (the left-right direction in FIG. 2), the so-called front refers to the direction from the operation portion 17 to the hinge 16 (the left direction in FIG. 1), and the so-called rear refers to the opposite direction thereof.

The two container bodies 4 have the same structure as each other, but are not limited to this. In addition, the two stems 5 have the same structure as each other, but they are not limited to this. The stem 5 is formed in a cylindrical shape with a flow path of the content inside. When the stem 5 is pressed against the upward force, the valve in the container body 4 is slowly opened according to the amount of pressing of the stem 5, and is fully opened at a predetermined pressing position. The stem 5 can discharge the contents of the flow rate corresponding to the opening degree of the valve. The container main body 4 is a bottomed cylindrical outer container made of metal or synthetic resin, and the outer edge of the metal assembly cup 4a is tightened to fix the metal assembly cup 4a. However, the structure of the container body 4 can be appropriately changed. In the two container bodies 4, different types of contents can be accommodated, and these contents can exhibit desired effects by mixing. However, the same type of content may be accommodated in the two container main bodies 4.

As shown in FIGS. 1 to 3, the ejector 1 includes the ejection port 6 of the content, and includes the nozzles 7 installed on the two pipe stems 5. The nozzle 7 includes: connecting cylinders 8, which are respectively fitted to the two stems 5, and include flow passages for the contents inside; and a nozzle body 9, which is integrally connected to the upper part of each connecting cylinder 8, and includes at the front end portion The ejection port 6 is pushed down by the operation part 17. The nozzle body 9 includes an internal flow channel that communicates the flow channel of each connecting cylinder 8 with the ejection port 6. The nozzle body 9 includes a partition wall 10 that partitions the internal flow passage at the center in the left-right direction, but it is not limited to this. The nozzle 7 is composed of only one member, but it is not limited to this. In addition, the nozzle 7 is formed by injection molding of synthetic resin, but it is not limited to this. In addition, the shape of the nozzle body 9 is not limited to the shape shown in the figure, and can be designed appropriately.

As shown in FIGS. 1 to 4, the ejector 1 includes a cover 11, which is attached to the main body 2 a of the two-connected aerosol container 2 and covers the nozzle 7. The cover 11 is composed of only the following three components: a fixed plate 12 attached to the main body 2a, a lower part cover 13 detachably attached to the fixed plate 12, and an upper part cover attached to the lower part cover 13 14, but it is not limited to this. For example, it is also possible to adopt a structure in which the lower side partial cover 13 is attached to the main body 2a without passing through the fixed disk 12. In addition, the fixed disk 12, the lower partial cover 13, and the upper partial cover 14 are respectively formed by injection molding of synthetic resin, but they are not limited to this.

The cover 11 includes a supporting part 15 integrally attached to the main body 2a of the two-linked aerosol container 2 and an operating part 17 connected to the supporting part 15 via a hinge 16 so as to be swingable in the vertical direction. The upper partial cover 14 includes a frame 18 attached to the lower partial cover 13, a hinge 16 connected to the frame 18, and an operation unit 17 connected to the hinge 16. The supporting part 15 includes a frame 18 of a fixed plate 12, a lower partial cover 13, and an upper partial cover 14. The operation portion 17 can press the nozzle 7 by swinging downward with the hinge 16 arranged on the front side as the center.

The fixing plate 12 is fitted to the assembly cups 4a of the two container bodies 4 by fitting. The lower part cover 13 includes: locking portions 19 (refer to FIG. 2), which can be locked on the left and right sides of the fixed disk 12, respectively; and dismounting and disassembling the brake handle 20 (refer to FIG. 2), which can fix the locking portion 19 The card and off states are switched respectively. The upper end of each detachable brake handle 20 is supported by a cantilever, but it is not limited to this. The lower part cover 13 includes an outer peripheral wall 21 surrounding the fixed disk 12 in a plan view, and on the left and right sides of the outer peripheral wall 21, a demounting brake handle 20 is formed by a U-shaped notch, respectively.

The lower part cover 13 includes: a bottom wall 22 located below the nozzle 7; an inner peripheral wall 23 integrally connected to the bottom wall 22 and located on the diametrically inner side of the outer peripheral wall 21; and a connecting wall 24 connecting the upper end of the outer peripheral wall 21 The upper end portion of the inner peripheral wall 23 is integrally connected with each other. The front part of the lower part cover 13 is formed in a U shape that opens upward when viewed from the front. That is, the front side part of the lower side partial cover 13 includes the front side opening part 25 which opens upwards in front view. A part of the nozzle body 9 is arranged in the front opening portion 25. In addition, the rear portion of the lower partial cover 13 is formed in a U-shape that opens upward when viewed from the rear. That is, the rear part of the lower partial cover 13 includes a rear opening part 26 that opens upward in a rear view. In the rear opening portion 26, in order to perform a pressing operation on the operation portion 17, a finger 34 is inserted as shown by a hollow arrow in FIG. 4.

The frame 18 of the upper partial cover 14 is attached to the inner peripheral wall 23 by fitting. The frame body 18 is formed in a U-shape that opens rearward in a plan view. As shown in Figures 1 to 5, the frame 18 includes: an outer wall 27, which is mounted on the inner peripheral wall 23 by fitting; an inner wall 28, located on the inner side of the outer wall 27 in the diameter direction; and a top wall 29, which connects the upper end of the outer wall 27 The upper end of the inner wall 28 is integrally connected with each other. The outer wall 27 includes an eave portion 30 which is arranged on the front side opening portion 25 and located above the nozzle body 9 in the front side opening portion 25. The eaves 30 is formed in a U shape that opens downward when viewed from the front. In addition, the eaves portion 30 is attached to the connecting wall 24 by fitting in the front side opening portion 25.

The inner wall 28 of the frame 18 includes: left and right inner walls 28a extending in the front-rear direction; and a front inner wall 28b, which connects the front ends of the left and right inner walls 28a into one body and runs along Extending in the left and right direction. The inner walls 28a of the left and right side portions respectively have a certain height across the front-rear direction, but are not limited to this. The front side inner wall 28b has the same height as the left and right inner walls 28a across the left-right direction, but it is not limited to this. A hinge 16 is connected to the lower end of the inner wall 28b of the front side portion. In addition, the hinge 16 may be connected to a portion other than the lower end of the inner wall 28b of the front side portion. The hinge 16 includes an elastically deformable thin-walled portion, and forms a swing center axis extending along the left-right direction when the operating portion 17 swings.

The operation portion 17 has a rectangular shape in which a hinge 16 is connected to one side on the front side when viewed from above. The center portion in the left-right direction of the operation portion 17 coincides with the center portion in the left-right direction of the nozzle body 9. The center part in the left-right direction of the nozzle body 9 coincides with the center part in the left-right direction of the entire two stems 5. The lower surface of the operating portion 17 is provided with two abutting protrusions 31 that are in close contact with the upper surface of the nozzle body 9 by pressing the operating portion 17. The arrangement and shape of the two abutting protrusions 31 are set to be bilaterally symmetrical with respect to the center portion in the left-right direction of the operation portion 17 in a bottom view. The arrangement and shape of the abutted portion 32 provided on the upper surface of the nozzle body 9 that respectively abuts on the two abutting protrusions 31 are set to be bilaterally symmetrical with respect to the center portion of the nozzle body 9 in the left-right direction in a plan view.

The upper surface of the operation portion 17 includes a concave surface 35, which is formed by a U-shaped peripheral wall 33 opened at the rear, and accepts a pressing operation. The concave surface 35 can accept a pressing operation by a finger 34, for example. The peripheral wall 33 includes left and right side peripheral walls 33a extending in the front-rear direction, and a front side peripheral wall 33b integrally connecting the front ends of the left and right side peripheral walls 33a. The front side peripheral wall 33b is formed in an arc shape in plan view, but it is not limited to this. The concave surface 35 is formed by an R surface 35a connecting the upper surfaces of the peripheral walls 33a on the left and right sides across the front-rear direction. In addition, the shape of the concave surface 35 is set to be bilaterally symmetrical with respect to the center portion in the left-right direction of the operation portion 17 in a plan view.

The peripheral walls 33a of the left and right side portions have a certain height across the front-rear direction, but are not limited to this. The front side partial peripheral wall 33b has the same height as the left and right side partial peripheral walls 33a across the left-right direction, but it is not limited to this. The upper end portions of the peripheral walls 33a of the left and right side portions extend horizontally in the front-rear direction in the state before the concave surface 35 receives the pressing operation, but it is not limited to this. The R surface 35a has a constant radius of curvature across the front-rear direction, but it is not limited to this. The lower surface of the rear side of the front part peripheral wall 33b is smoothly connected to the front end of the R surface 35a, but it is not limited to this. The upper ends of the peripheral walls 33a of the left and right sides are located below the upper ends of the inner walls 28a of the left and right sides of the frame 18, but are not limited to this.

The left-right direction width and the curvature radius of the R surface 35a can be appropriately set in consideration of the size of the user's finger 34 assumed. For example, when a woman in her 40s is assumed to be the user, since the average left-right width of the first joint of the index finger is about 16 mm, the left-right width of the R surface 35a can be set to about 14 mm, for example. In addition, the radius of curvature of the R surface 35a is approximately 8 mm.

According to the ejector 1, since the user presses the concave surface 35 of the operation portion 17 with the finger 34, even when the finger 34 is inserted into the concave surface 35 from a position shifted from the center in the left-right direction, the user can use the The R surface 35a formed by the character-shaped peripheral wall 33 smoothly guides the finger 34 to the center portion of the concave surface 35 in the left-right direction. In addition, at this time, since the position of the tip portion of the finger 34 can be adjusted by the front side peripheral wall 33b, it is possible to more reliably guide the finger 34 to the center portion of the concave surface 35 in the left-right direction.

Furthermore, in this embodiment, the left and right side peripheral walls 33a have a certain height across the front and rear directions, and the front side peripheral walls 33b have the same height as the left and right side circumferential walls 33a across the left and right directions. Therefore, the fingers 34 can be realized. In addition, it is possible to stably hold the finger 34 at the center of the R surface 35a in the left-right direction during the pressing operation. In addition, in the present embodiment, since the upper ends of the peripheral walls 33a on the left and right sides extend horizontally in the front-rear direction in the state before the concave surface 35 receives the pressing operation, in this respect, it is also possible to realize the finger 34. Definite guidance. In addition, in the present embodiment, since the R surface 35a has a certain radius of curvature across the front-rear direction, in this respect, the finger 34 can be guided more reliably. In addition, the finger 34 can be moved during a pressing operation. It is stably held at the center part of the R surface 35a in the left-right direction.

In addition, in this embodiment, since the upper ends of the left and right peripheral walls 33a are located below the upper ends of the left and right inner walls 28a of the frame 18, the upper ends of the left and right inner walls 28a can be used. Since the insertion position of the finger 34 facing the concave surface 35 is adjusted, in this respect, it is also possible to more reliably guide the finger 34 to the center portion of the concave surface 35 in the left-right direction.

Therefore, according to the ejector 1, the operating portion 17 can be pressed down more evenly in the left and right direction, so the deviation of the pressing amount of the two stems 5 is reduced, and the mixing of the contents can be obtained more reliably. The desired effect.

In addition, as shown in FIG. 6, the ejector 1 can be washed with a straw 36 after use. At this time, first, the lower part cover 13 is removed from the fixed disk 12. Next, the front port 36a of the suction tube 36 is sequentially connected to each connecting tube 8 of the nozzle 7 from below the lower partial cover 13, and the flow path in the nozzle 7 is washed. In addition, the upper side partial cover 14 includes protrusions 37 that respectively protrude from the lower surface of the top wall 29 of the frame 18 toward the left and right ends of the upper surface of the nozzle body 9. Therefore, when the front port 36a of the straw 36 is squeezed from below on one of the connecting cylinders 8 of the nozzle 7, the upper surface of the raised nozzle body 9 abuts against the lower end of the protrusion 37 directly above it, thereby The rise of the nozzle 7 is adjusted, and the position of the nozzle 7 in the cover 11 is stabilized. Therefore, the front port 36a of the suction pipe 36 can be easily connected to each connection tube 8 of the nozzle 7, and therefore the nozzle 7 can be easily cleaned. In addition, the two protruding portions 37 protrude to the same height as the lower end portions of the inner walls 28a of the left and right side portions, but they are not limited to this. In addition, each protrusion 37 is formed in a columnar shape, but it is not limited to this. In addition, the upper side partial cover 14 is not limited to the structure including the protrusion 37.

The present invention is not limited to the above-mentioned embodiments, and of course various changes can be made without departing from the gist of the present invention.

1: Spray parts for aerosol containers 2: Two-link aerosol container 2a: The body of the two-link aerosol container 3: Aerosol device 4: Container body 4a: Assembly cup 5: pipe stem 6: Ejector 7: Nozzle 8: Connecting cylinder 9: Nozzle body 10: Partition wall 11: Hood 12: fixed disk 13: Lower part of the cover 14: Upper part cover 15: Support Department 16: hinge 17: Operation Department 18: Frame 19: Locking part 20: Disassembly and assembly of the brake handle 21: Peripheral wall 22: bottom wall 23: Inner peripheral wall 24: connecting wall 25: Front opening part 26: Rear opening part 27: Outer Wall 28: inner wall 28a: The inner wall of the left and right sides 28b: The inner wall of the front part 29: top wall 30: Eaves 31: Abutment protrusion 32: abutted part 33: Zhou wall 33a: Part of the peripheral wall on the left and right sides 33b: Part of the peripheral wall of the front side 34: finger 35: concave 35a: R side 36: straw 36a: Front port 37: protrusion

Fig. 1 is a longitudinal cross-sectional view of a central part in the left-right direction of an aerosol device including a spraying tool for aerosol containers, which is an embodiment of the present invention. Fig. 2 is a partial cross-sectional front view of the aerosol device shown in Fig. 1, the right half shows the operation part by the A-A cross section of Fig. 1 and the remaining parts are shown by the longitudinal section of the central part in the front-rear direction. Fig. 3 is a plan view of the aerosol device shown in Fig. 1. Fig. 4 is a rear view of the aerosol device shown in Fig. 1. Fig. 5 is a bottom view of the upper part of the cover of the sprayer for aerosol container shown in Fig. 1. Fig. 6 is a longitudinal cross-sectional view showing how the spraying tool for aerosol container shown in Fig. 1 is washed with a straw.

1: Spray parts for aerosol containers

2: Two-link aerosol container

2a: The body of the two-link aerosol container

3: Aerosol device

4: Container body

7: Nozzle

9: Nozzle body

11: Hood

13: Lower part of the cover

14: Upper part cover

15: Support Department

16: hinge

17: Operation Department

18: Frame

21: Peripheral wall

24: connecting wall

26: Rear opening part

27: Outer Wall

28: inner wall

28a: The inner wall of the left and right sides

28b: The inner wall of the front part

29: top wall

31: Abutment protrusion

32: abutted part

33: Zhou wall

33a: Part of the peripheral wall on the left and right sides

33b: Part of the peripheral wall of the front side

34: finger

35: concave

35a: R side

Claims (5)

A sprayer for an aerosol container, which is installed in a two-connected or single-type aerosol container including two pipe stems arranged side by side on the left and right, and is characterized in that it comprises: Nozzles are installed on the two pipe stems; and Hood, installed on the body of the aerosol container, The cover includes an operating part that presses down the nozzle by swinging downward with a hinge arranged on the front side as the center, The upper surface of the operating portion includes a concave surface, the concave surface is formed by a U-shaped peripheral wall opened at the rear, and accepts a pressing operation, The peripheral wall is formed by a peripheral wall on the left and right sides extending in the front-rear direction, and a peripheral wall on the front side that connects the front ends of the peripheral walls of the left and right sides to each other integrally, and The concave surface is formed by an R surface connecting the upper surfaces of the peripheral walls of the left and right side portions across the front and rear directions. The ejection member for an aerosol container according to claim 1, wherein the peripheral walls of the left and right side portions have a certain height across the front and rear directions. The spraying tool for an aerosol container according to claim 2, wherein the peripheral wall of the front side part crosses the left-right direction and has the same height as the peripheral wall of the left and right side parts. The ejector for an aerosol container according to claim 2, wherein the upper end portions of the peripheral walls of the left and right side portions extend horizontally in the front-rear direction in a state before the concave surface receives the pressing operation. The ejection member for an aerosol container according to any one of claims 1 to 4, wherein the R surface has a certain radius of curvature across the front-rear direction.

Images