KR20170055776A - Trigger sprayer cap assembly for aerosol can - Google Patents

Trigger sprayer cap assembly for aerosol can Download PDF

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Publication number
KR20170055776A
KR20170055776A KR1020150158982A KR20150158982A KR20170055776A KR 20170055776 A KR20170055776 A KR 20170055776A KR 1020150158982 A KR1020150158982 A KR 1020150158982A KR 20150158982 A KR20150158982 A KR 20150158982A KR 20170055776 A KR20170055776 A KR 20170055776A
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KR
South Korea
Prior art keywords
housing
movable body
opening
spray
nozzle
Prior art date
Application number
KR1020150158982A
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Korean (ko)
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KR101787415B1 (en
Inventor
김종혁
Original Assignee
주식회사 나바켐
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Priority to KR1020150158982A priority Critical patent/KR101787415B1/en
Publication of KR20170055776A publication Critical patent/KR20170055776A/en
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Publication of KR101787415B1 publication Critical patent/KR101787415B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/16—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means
    • B65D83/20—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means operated by manual action, e.g. button-type actuator or actuator caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/28—Nozzles, nozzle fittings or accessories specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/32—Dip-tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/38—Details of the container body

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Nozzles (AREA)

Abstract

A cap assembly is disclosed. The cap assembly of the present invention comprises: a housing including a coupling opening which opens downward to be coupled to the upper side of a spray can and a front opening which communicates with the coupling opening and opens frontward; a movable body coupled to one side of the housing to be rotatable and including a body portion, which is connected to a valve stem of the spray can through the coupling opening and has an inlet channel therein, and a nozzle portion having a nozzle which is exposed through the front opening and communicating with the inlet channel; and a discharge tube formed in a tube shape and connected to or separated from the nozzle. In the housing, fixing holes penetrating in the left and right directions are formed respectively on the left and right sides such that the discharge tube can be inserted thereinto, and when the discharge tube is inserted into a pair of fixing holes in a state in which the movable body is rotated for the valve stem to be pressurized, one side of an upper end of the movable body is hung on the discharge tube. According to the present invention, as the rotating state of the movable body is maintained by inserting the discharge tube into the fixing holes when the cap assembly is discarded, the residual gas inside the spray can is able to be easily removed.

Description

[0001] TRIGGER SPRAYER CAP ASSEMBLY FOR AEROSOL CAN [0002]

The present invention relates to a trigger sprayer cap assembly for an aerosol can, and more particularly, to a trigger sprayer cap assembly for an aerosol can, which is coupled to an upper portion of an aerosol can and which, when actuated to eject liquid or gas, To a sprayer cap assembly.

The spray can is generally formed by injecting a liquid and a liquefied gas into the inside of the can and sealing the same. A stem constituting a nozzle is provided at the upper part of the can, and a straw connected at the stem extends to the liquid inside the can, so that liquid is injected through the nozzle while the liquefied gas pushes the liquid to the nozzle. Spray cans of this configuration spray functional liquid materials in the form of sol. Depending on the type of liquid stored, they can be categorized into antibacterial spray cans, perfume spray cans, cleaning agent spray cans, paint spray cans, and the like.

Unlike spray cans for spraying liquids, there are also gas spray cans that are used for spraying gas. Examples of gas spray cans include spray cans for dust removal and spray cans for gas torches. Spray cans for dust removal are used to remove dust or foreign matter from objects by injecting high-pressure gas through nozzles. Spray cans for gas torches are used for heating or cutting a specific region with a flame by injecting a flammable gas at a high pressure .

On the upper side of the spray can, a separate device is generally combined for the convenience of operation of the spray can, and this device is connected to the stem (nozzle) of the spray can to eject the contents therein.

Korean Patent Registration No. 10-0499968 discloses an "aerosol spraying apparatus ", and specifically discloses a vessel in which an aerosol containing a stock solution containing a pest controlling ingredient and an injecting agent is filled, And an operating portion having a protruding valve stem and a passage inserted into the valve stem and communicating with the outside of the valve stem, wherein the aerosol in the container is sprayed to the outside by operating the operating portion, It is described that the airborne concentration of the pest control component is not reduced in the spray space for at least 5 minutes, and thus it is easy to handle and has excellent pest control effect.

Korean Patent No. 10-0768454 discloses an "aerosol sprayer ", which is composed of a cylindrical main body portion, a lower cover and an upper cover to house the contents of medicines and the like, A diameter portion of 50 mm or more and a portion of 10 mm or more downward from the upper end of the main body portion as a diameter decreasing portion whose diameter is smaller toward the upper side and whose diameter at the upper end of the main body portion is 70 to 90% And a cap which is mounted on the upper portion of the container and has a jetting port and a jetting button to jet the contents inside the container from the jetting port by operating the jetting button, .

(0001) Korean Patent No. 10-0499968 (Registered on Jun. 27, 2005) (0002) Korean Patent No. 10-0768454 (Registered on October 12, 2007)

SUMMARY OF THE INVENTION It is an object of the present invention to provide a cap assembly that can easily remove residual gas inside a spray can upon disposal of the spray can.

It is another object of the present invention to provide a cap assembly capable of easily assembling a housing and a movable body and minimizing wear in a connecting portion between the housing and the movable body even in repetitive operation of the movable body relative to the housing will be.

It is also an object of the present invention to provide a cap assembly which is capable of preventing unintentional breakage of the connecting rib.

The object is achieved by a spray gun comprising: a housing including an engagement opening opened downwardly to be coupled to an upper side of a spray can, and a front opening communicating with the engagement opening and opening forward; A body rotatably coupled to one side of the housing and connected to the valve stem of the spray can through the engagement opening and having an inlet channel therein and a nozzle exposed at the front opening and communicating with the inlet channel A movable body including a nozzle portion; And a discharge tube connected to or disconnected from the nozzle, the housing having a fixing hole formed on the left side and a right side, the fixing hole penetrating in the left and right direction so that the discharge tube is inserted, And the upper end of the movable body is engaged with the discharge tube when the discharge tube is inserted into the pair of fixing holes while the movable body is rotated.

The above object is also achieved by a spray gun comprising: a housing including an engagement opening opened downward to be coupled to an upper side of a spray can, and a front opening communicating with the engagement opening and opening forward; And a body rotatably coupled to one side of the housing and connected to the valve stem of the spray can through the engagement opening and having an inlet channel therein and a nozzle exposed at the front opening and communicating with the inlet channel Wherein the housing is formed with left and right fixing holes penetrating therethrough in the left and right directions, and in a state in which the movable member is rotated so as to press the valve stem, a pair of fixing portions And the imaginary line connecting the holes is higher than or equal to the upper end of the movable body.

And the fixing hole may be opened forward so as to be connected to the front opening.

Further, the fixing hole may be formed in a multi-stage so that the width in the up-and-down direction decreases toward the rear.

In addition, an incision groove cut along the circumferential direction may be repeatedly formed or an elastic ring elastically deformed may be coupled to the fixing hole.

Further, the housing may be formed with a tube insertion hole located at the rear side of the coupling opening and opening downward, and the diameter of the tube insertion hole may correspond to the diameter of the fixing hole.

In the cap assembly according to the present invention, the housing includes: a fastening wall formed in a longitudinal direction at a rear side of the engaging opening; And a fastening hole passing through the fastening wall in the front and rear direction, wherein the movable member is located behind the body portion and passes through the fastening hole and is hooked on the fastening wall when moved forward; And a tree rejection positioned below the nozzle portion, wherein the hooking hook portion comprises: a first hook portion; And a second hook portion located above the first hook portion and spaced apart from the first hook portion and elastically deforming with respect to the first hook portion.

Wherein the first hook portion includes: a first shoulder portion; A first neck portion extending rearward from the first shoulder portion; And a first head portion extending rearward from the first neck portion, wherein the second hook portion includes a second shoulder portion; A second neck portion extending rearward from the second shoulder portion; And a second head portion extending rearward from the second neck portion. The length of the lower end of the first shoulder portion and the upper end of the second shoulder portion is longer than the vertical length of the fastening hole, And the length to the upper end of the second neck portion is shorter than or equal to the length of the upper and lower ends of the fastening hole and the length to the upper end of the first head portion and the upper end of the second head portion is longer than the length in the up- have.

Further, the front end of the second head portion may be located behind the front end of the first head portion, and the rear end of the second shoulder portion may be located behind the rear end of the first shoulder portion with respect to the fastening wall.

Further, in the cap assembly according to the present invention, the movable body may include a connecting rib protruding upward from the nozzle portion, the pair of connecting ribs being spaced apart from each other; And a safety piece extending from an upper end of the coupling rib to a front side of the coupling rib, wherein the housing includes: a pair of fitting slits formed so that the coupling rib is fitted in the front-rear direction; And a seat piece which is provided between the pair of fitting slits and on which the safety piece is seated when the connecting rib is fitted in the fitting slit, The front end of the safety piece may protrude forward of the front end of the seating piece and may be positioned behind the front end of the front opening.

According to the present invention, it is possible to provide a cap assembly capable of easily removing the residual gas inside the spray can by inserting the discharge tube into the fixing hole at the time of discarding the cap assembly to maintain the rotating state of the movable body.

Further, according to the present invention, discharge tubes of various sizes can be coupled to the fixing holes, and the discharge tube is firmly coupled to the fixing hole, so that the residual gas can be discharged more easily and stably.

Further, according to the present invention, it is possible to provide a cap assembly in which the movable member can be easily coupled to the housing by the engagement hook portion and smooth operation of the movable member can be achieved.

1 is a perspective view illustrating a cap assembly and a spray can according to an embodiment of the present invention,
FIG. 2 is an exploded perspective view of the cap assembly shown in FIG. 1,
3 is a cross-sectional view illustrating an operating state of a cap assembly according to the present invention,
Figures 4 and 5 are enlarged cross-sectional views of a portion of the cap assembly shown in Figure 3,
Figure 6 is a side view of the cap assembly shown in Figure 3,
Figure 7 is a front view of the cap assembly shown in Figure 3;
FIG. 8 is a side elevational view of a portion of a cap assembly according to another embodiment of the present invention,
9 is a perspective view illustrating a cap assembly according to another embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, the well-known functions or constructions are not described in order to simplify the gist of the present invention.

1 is an exploded perspective view of the cap assembly 1 shown in FIG. 1, and FIG. 3 is an exploded perspective view of the cap assembly 1 shown in FIG. 4 and 5 are enlarged cross-sectional views of the cap assembly 1 shown in FIG. 3, and FIG. 6 is a cross-sectional view of the cap assembly 1 shown in FIG. Fig. 7 is a front view showing the cap assembly 1 shown in Fig. 3, and Fig. 8 is a side view showing the cap assembly 1 in the cap assembly 1 according to another embodiment of the present invention. Fig. 9 is a perspective view showing a cap assembly 1 according to another embodiment of the present invention.

A trigger sprayer cap assembly (hereinafter referred to as 'cap assembly 1') of an aerosol can according to the present invention is used in combination with a spray can 2, Such that the liquid and the compressed gas are received together or the gas (liquefied gas) is received. Therefore, the inside of the spray can 2 in use is kept at a high pressure state as compared with the outside, and this pressure is used as an energy source for discharging the contents inside the spray can 2 to the outside.

Needless to say, the range of the spray can 2 described in the present invention includes a known aerosol can.

In the description of the cap assembly 1 according to the present invention, the side where the spray can 2 is located is set downward, the side where the cap assembly 1 is placed is set up, The side where the main body 220 is located is referred to as the front side and the side where the hooking hook portion 230 of the movable body 200 is located is defined as the rear side.

As is well known, a valve stem 2a is formed above the spray can 2, and the contents inside the spray can 2 can be discharged to the outside through the valve stem 2a. That is, when the external force acts, the valve stem 2a is pressed downward to open the passage inside the valve stem 2a. At this time, due to the strong pressure inside the spray can 2, (When the external force acting on the valve stem 2a is removed, the valve stem 2a is restored to the upper side).

The spray can 2 comprising the valve stem 2a may be varied depending on the known shape and structure.

A cap assembly (1) according to the present invention comprises a housing (100) and a movable body (200). The cap assembly 1 may further comprise a discharge tube 3.

It is preferable that the housing 100 is coupled to the upper end of the spray can 2 and shields the valve stem 2a when viewed from above. That is, the housing 100 is designed to prevent the contents in the spray can 2 from being discharged by unintentionally pressing the valve stem 2a.

In the housing 100, a coupling opening 110, a front opening 120, and a fixing hole 130 are formed. A tube insertion hole 150, a fastening wall 160 and a fastening hole 161 may be formed in the housing 100 and a seat piece 140 and a fitting slit 141 may be formed.

It is preferable that the engaging opening 110 is formed to be opened in a downward direction and corresponds to the upper edge of the spray can 2 so that it can be engaged with the spray can 2. For example, the engaging opening 110 may be in the form of a circular hole.

The housing 100 may be coupled in various ways, such as by screwing, fitting, or engaging, in engagement with the spray can 2 on the coupling opening 110. For example, for easy coupling with the spray can 2, And a locking projection 111 may be formed on the inner peripheral surface of the coupling opening 110.

The front opening 120 is formed in a shape that opens forward in the housing 100 and communicates with the coupling opening 110 inside the housing 100.

The fastening wall 160 is provided inside the housing 100, and particularly, the space inside the housing 100 is divided into a front side and a rear side. And the fastening wall 160 is provided on the rear side of the engaging opening 110. [ Accordingly, the fastening wall 160 has a flat surface along the longitudinal direction from the rear of the fastening opening 110.

In the present invention, the space in front of the fastening wall 160 in the housing 100 is referred to as a front space 101, and the space behind the fastening wall 160 is referred to as a rear space 102.

The fastening hole 161 is formed in the shape of a hole passing through the fastening wall 160 in the longitudinal direction.

The tube insertion hole 150 may be formed at the rear end of the housing 100 and may be formed behind the rear space 102. The tube insertion hole 150 is formed to be opened in a downward direction.

The tube insertion hole 150 is a hole through which the discharge tube 3 is inserted so that the end of the discharge tube 3 can be collapsed. That is, the inner diameter of the tube insertion hole 150 is equal to the outer diameter of the discharge tube 3, and when the discharge tube 3 is elastically deformable, the inner diameter of the tube insertion hole 150 is larger than the inner diameter of the discharge tube 3, Or may be made slightly smaller.

The tube insertion hole 150 may have a constant inner diameter along the vertical direction (a constant transverse section), but may have a reduced diameter in multiple steps toward the upper side (see FIG. 3). That is, the discharge tubes 3 having different diameters can be inserted, respectively.

Meanwhile, in the cap assembly 1 according to the present invention, the diameter of the tube insertion hole 150 may correspond to the diameter of the fixing hole 130. That is, the diameter of the tube insertion hole 150 may be the same as the diameter of the fixing hole 130. When the diameter of the fixing hole 130 is multi-tiered, the diameter of the tube insertion hole 150 is also changed to a multi- . ≪ / RTI >

The fitting slit 141 is formed at the upper end of the front side of the housing 100 and has a long groove shape in the front-rear direction. It is preferable that the fitting slits 141 are formed in a pair and are formed in a bilaterally symmetrical shape.

The seat part 140 is provided between the fitting slits 141 in the housing 100 and is formed integrally with the other part and constitutes the front upper end part of the housing 100. It is preferable that the front end of the seat piece 140 is shorter than the front end of the housing 100. (The front end of the seat piece 140 does not protrude forward of the front end of the housing 100)

The fixing hole 130 is in the form of a hole penetrating in the left and right direction adjacent to the front opening 120 of the housing 100 (the fixing hole 130 is located in front of the body portion 210). The fixing hole 130 is formed at a position offset upward from the housing 100.

In the present invention, the fixing hole 130 can be used as a means for preventing movement (rotation) of the movable body 200 against the housing 100, and can effectively discharge the residual gas inside the spray can 2 .

The fixing holes 130 are formed on the left and right sides of the housing 100, respectively.

The fixing hole 130 is positioned lower than the upper end of the movable body 200 (in particular, the upper end of the nozzle portion 220) in a state where the housing 100 and the movable body 200 are coupled so that the valve stem 2a is not pressed, And the fixing hole 130 is formed so as to be higher than or equal to the upper end of the movable body 200 (in particular, the upper end of the nozzle portion 220) while the movable body 200 is rotated such that the valve stem 2a is pressed downward (See Figs. 3 and 7)

The imaginary line L connecting the pair of fixing holes 130 in a state in which the movable body 200 is rotated so that the valve stem 2a is pushed downward is formed at the upper end of the movable body 200 220) on the other side.

1, the fixing hole 130 may be formed so as to completely penetrate the housing 100 in the right and left direction, or alternatively, as shown in FIG. 9, And may be formed as a front opening so as to be connected to the opening 120.

In the former case, the discharge tube 3 is inserted into the fixing hole 130 through the housing 100, and in the latter case, the discharge tube 3 is fixed to the front of the fixing hole 130 It can also be pushed back to join.

A further description of the fixing hole 130 will be described later.

The movable body 200 of the cap assembly 1 according to the present invention is coupled to one side of the housing 100 and is rotatably coupled to the housing 100. The movable body 200 is rotatable with respect to the housing 100, 3, the movable body 200 may be coupled to a portion of the coupling hole 161 of the housing 100. The movable body 200 may be coupled to the coupling hole 161 of the housing 100, And can be made to rotate in combination. That is, the portion of the fastening hole 161 can be the axis of rotation of the movable body 200.

The movable body 200 is operated by being engaged with the valve stem 2a of the spray can 2 so that the valve stem 2a is pressed downwardly so that the contents inside the spray can 2 are discharged to the outside . At this time, the contents inside the spray can 2 pass through the inside of the movable body 200 (and the discharge tube 3) and are discharged to the outside.

To this end, the movable body 200 includes a body 210 and a nozzle 220. The movable member 200 may further include a locking hook 230 and a tree rejection 240 and may further include a connection rib 251 and a safety catch 250.

The body portion 210 is located on the front space 101 of the housing 100 and is connected to the valve stem 2a and has an inlet channel 211 forming a passage therein. The inlet channels 211 are generally elongated along the vertical direction. The valve stem 2a is inserted and positioned on the inlet (lower end) of the inlet channel 211. When the body 210 is moved downward (strictly speaking, the movable body 200 is half The inlet portion of the inlet channel 211 presses the valve stem 2a in the downward direction when the body 210 is moved downward while rotating in the clockwise direction so that the contents inside the spray can 2 flow into the inlet channel 211, (211).

As shown in FIG. 3, the body 210 may have a vertically long tube shape, but the present invention is not limited thereto.

The nozzle unit 220 is connected to the body unit 210 and protrudes forward from the body unit 210. The nozzle unit 220 is also located on the front space 101 of the housing 100. The front end of the nozzle unit 220 may protrude toward the front of the front space 101. [

A passage 222 is also formed in the nozzle unit 220 and the passage 222 communicates with the inlet channel 211 of the body 210. A nozzle 221 is formed at the front end of the nozzle unit 220. The nozzle 221 is also communicated with the inlet channel 211 and the contents inside the spray can 2 are finally connected to the nozzle unit 220 And is discharged to the outside.

As shown in FIG. 3, the nozzle unit 220 may have a long tube shape in the longitudinal direction, but is not limited thereto.

The tree rejection 240 is located below the nozzle unit 220 and protrudes outside the housing 100. As shown in FIG. 3, the tree rejection 240 preferably has a shape bent toward the front side toward the lower side.

When the user wishes to rotate (rotate counterclockwise) the movable body 200 against the housing 100, this operation can be performed by pulling the tree rejection 240 in the backward direction.

The hooking hook portion 230 is located behind the body portion 210 of the movable body 200 and protrudes in the backward direction.

The hooking hook 230 penetrates through the fastening wall 160 and is coupled to the fastening wall 160. More specifically, the fastening hook 160 penetrates through the fastening hole 160 formed in the fastening wall 160, And is engaged with the fastening wall 160 in a hanging manner.

In the cap assembly 1 according to the present invention, the hook 230 may be divided into a first hook 231 and a second hook 232.

The first hook portion 231 is a portion located relatively below the engagement hook portion 230 and the second hook portion 232 is a portion located relatively upward and the second hook portion 232 and the second hook portion 232, 1 hook portion 231 is made to be relatively elastically deformed. The elastic deformation of the first hook portion 231 and the second hook portion 232 allows the engaging hook portion 230 to easily pass through the fastening hole 161 to be fastened to the fastening wall 160.

The first hook portion 231 includes a first shoulder portion 231a, a first neck portion 231b, and a first head portion 231c.

The first shoulder portion 231a is located on the front space 101 of the housing 100.

The first neck portion 231b extends rearward from the first shoulder portion 231a and the first neck portion 231b passes through the fastening hole 161. [ The lower end of the first neck portion 231b is higher than the lower end of the first shoulder portion 231a so that the first neck portion 231b can be formed in a stepped shape in the first shoulder portion 231a .

It is preferable that the length of the first neck portion 231b in the front-rear direction is larger than the thickness of the fastening wall 160. [

The first head portion 231c is a portion extending further backward from the first neck portion 231b and the first head portion 231c is located on the rear space 102 in the housing 100. [ The first head portion 231c has a lower end lower than the lower end of the first neck portion 231b so that the first head portion 231c has a stepped shape at the first neck portion 231b.

It is preferable that the first head portion 231c is inclined so that the lower end of the first head portion 231c faces upward. When the engaging hook portion 230 is fastened to the fastening wall 160 through the fastening hole 161 to assemble the movable body 200 and the housing 100, the fastening hook portion 230 A natural elastic deformation of the hook portion 231) can be induced, and easier coupling can be achieved.

The second hook portion 232 includes a second shoulder portion 232a, a second neck portion 232b, and a second head portion 232c.

The second shoulder portion 232a is located on the front space 101 of the housing 100.

The second neck portion 232b extends rearward from the second shoulder portion 232a and the second neck portion 232b passes through the fastening hole 161. [ The second neck portion 232b has an upper end lower than the upper end of the second shoulder portion 232a so that the second neck portion 232b can be formed in a stepped shape at the second shoulder portion 232a .

It is preferable that the length of the second neck portion 232b in the front-rear direction is larger than the thickness of the fastening wall 160. [

The second head portion 232c is a portion that extends further backward from the second neck portion 232b and the second head portion 232c is located on the rear space 102 in the housing 100. [ The upper end of the second head portion 232c is formed to be higher than the upper end of the second neck portion 232b so that the second head portion 232c has a stepped shape at the second neck portion 232b.

It is preferable that the second head portion 232c is inclined so that the upper end of the second head portion 232c faces downward toward the rear. When the engaging hook portion 230 is fastened to the fastening wall 160 through the fastening hole 161 to assemble the movable body 200 and the housing 100, the fastening hook portion 230 Hook portion 232) can be induced and an easier coupling can be achieved.

The length D1 from the lower end of the first shoulder portion 231a to the upper end of the second shoulder portion 232a is longer than the length D4 in the vertical direction of the fastening hole 161 in the cap assembly 1 according to the present invention, The length D2 from the lower end of the first neck portion 231b to the upper end of the second neck portion 232b is shorter than or equal to the upper and lower length D4 of the fastening hole 161, And the length D3 to the upper end of the second head portion 232c is longer than the length D4 of the fastening hole 161 in the up and down direction.

The front end of the second head portion 232c (the frontmost portion of the second head portion 232c) is located at the front end of the first head portion 231c And the rear end of the second shoulder portion 232a (the rearmost portion of the second shoulder portion 232a) is located behind the rear end of the first shoulder portion 231a (The rearmost portion in one shoulder 231a) (see Fig. 5).

That is, in a state in which the valve stem 2a is not pressed due to no external force, the first head portion 231c comes into close contact with or relatively close to the fastening wall 160, and the second head portion 232c And is relatively spaced from the fastening wall 160.

When the movable body 200 is rotated (counterclockwise with reference to Fig. 3 (a)) by the action of an external force in this state and the valve stem 2a is pressed, the portion of the second head portion 232c (Rotated counterclockwise) while being in close contact with or close to the fastening wall 160. In addition, if the second head portion 232c is in close contact with the fastening wall 160, the external force is further exerted, so that the hooking hook portion 230 is elastically deformed as a whole.

As described above, in the cap assembly 1 according to the present invention, the rotation of the movable body 200 with respect to the housing 100 is smoothly performed by the first hook portion 231 and the second hook portion 232, And unnecessary wear of the hook 230 can be prevented. Further, the hook 300 can be smoothly operated by the elastic deformation of the hook 230.

The second shoulder portion 232a comes into close contact with or relatively close to the fastening wall 160 on the front space 101 in a state in which the valve stem 2a is not pressed due to no external force, The shoulder portion 231a is relatively spaced from the fastening wall 160. [

This structure prevents the movable body 200 from rotating unnecessarily (excessive rotation in the clockwise direction with reference to Fig. 3 (a)) against the housing 100, and also prevents the movable stem 200 from rotating in the direction of pressing the valve stem 2a So that the movable body 200 can be rotated smoothly when the movable body 200 rotates.

The connection ribs 251 are protruded upward from the nozzle unit 220. The connecting ribs 251 are made to fit into the fitting slits 141 of the housing 100 and are provided in pairs and are spaced apart from each other and fit into the fitting slits 141.

At least a part 251a of the connecting rib 251 is made thinner than another part of the connecting rib 251 to which the connecting rib 251 is coupled so that the connecting rib 251 is broken when an external force is applied.

At this time, in the cap assembly 1 according to the present invention, it is preferable that the lowermost end 251a of the connection rib 251 is the weakest, so that when the safety piece 250 is removed, the connection rib 251 can also be removed .

The safety piece 250 is configured to connect the coupling ribs 251 to each other and extends forward from the upper end of the coupling ribs 251. The safety piece 250 may have a substantially rectangular shape in plan view.

The safety piece 250 is brought into close contact with the upper surface of the seat piece 140 of the housing 100.

It is preferable that the front end of the safety piece 250 protrudes forward of the front end of the seat piece 140 and is positioned behind the front end of the front opening 120. [

When the engaging hook portion 230 is moved from the front space 101 to the rear space 102 and is fastened to the fastening wall 160 when the movable body 200 is assembled to the housing 100, Can be inserted into the fitting slit 141 and move backward. In addition, the safety piece 250 can be closely attached to the seat piece 140 and move backward.

When the engaging hook portion 230 penetrates the fastening wall 160 so that the first head portion 231c and the second head portion 232c are positioned on the rear space 102, The rotation of the movable member 200 against the housing 100 (rotation in the counterclockwise direction in FIG. 3 (a)) is blocked.

In the cap assembly 1 according to the present invention, the unintentional cap assembly 1 is prevented from being used, and the connection rib 251 is broken and the safety tab 250 is separated from the housing 100 So that it can be used only after it is made.

In the cap assembly 1 according to the present invention, the front end of the safety piece 250 is protruded forward from the front end of the seating piece 140 so that the user can use the fingers, etc., The front end of the safety piece 250 is positioned behind the front end of the front opening 120 so that the front end of the safety piece 250 is unintentionally caught by the safety piece 250 Can be prevented from being separated from the seat piece (140).

The discharge tube 3 is formed in the shape of an elongated tube, and may be formed in various tube shapes, but is preferably formed in a circular tube shape. Needless to say, the discharge tube 3 has a long passage formed along the longitudinal direction thereof.

The discharge tube 3 is connected to the nozzle unit 220 and is detachable from the nozzle unit 220. When the nozzle unit 220 is coupled to the nozzle unit 220, one end of the discharge tube 3 is inserted into the nozzle 221 .

The cap assembly 1 according to the present invention can store the discharge tube 3 in the tube insertion hole 150 of the housing 100 when the use is not performed, (220).

In addition, in the cap assembly 1 according to the present invention, the discharge tube 3 can be fitted into the fixing hole 130 so that the valve stem 2a of the spray can 2 can be maintained in a pressurized state .

In order to prevent explosion, the residual gas inside the spray can 2 must be removed. In the present invention, by using the fixing hole 130 and the discharge tube 3, The residual gas can be easily removed.

As described above, in the cap assembly 1 according to the present invention, the fixing hole 130 is formed in the movable body 200 in a state where the housing 100 and the movable body 200 are coupled so that the valve stem 2a is not pressed, And the fixing hole 130 is formed to be higher than or equal to the upper end of the movable body 200 in a state where the movable body 200 is rotated such that the valve stem 2a is pressed downward. That is, when the movable body 200 is rotated in the direction in which the valve stem 2a is pressed, the position of the fixed hole 130 relative to the movable body 200 becomes relatively high.

Therefore, if the discharge tube 3 is inserted through the pair of fixing holes 130 while the movable body 200 is rotated so that the valve stem 2a is pressed downward, even if the external force is removed, the movable body 200 Is caught in the discharge tube 3, the movable body 200 is not restored to its original state, and the pressurized state of the valve stem 2a is maintained.

That is, when the spray can 2 is discarded by inserting the discharge tube 3 into the fixing hole 130, the residual gas inside the spray can 2 can be easily removed.

Meanwhile, in the cap assembly 1 according to the present invention, one fixing hole 130 may be formed as a circular hole, but may be formed in multiple stages so that the width of the fixing hole 130 decreases toward the rear. That is, a relatively large diameter hole 131 may be formed on the front side and a relatively small diameter hole 132 may be formed on the rear side. Between the both holes 131 and 132, a latching protrusion 133 whose vertical width is reduced can be formed.

The diameters of the fixing holes 130 and 131 may correspond to the diameters of the tube insertion holes 150 and the diameters of the holes 131 and 132 constituting the fixing holes 130 may correspond to the diameters of the tubes 131 and 132, May be equal to the respective diameters of the insertion holes (150).

Accordingly, the movable body 200 can be fixed (pressure holding of the valve stem 2a) by using the discharge tube 3 of various sizes.

When the discharge tube 3 is provided in the cap assembly 1 according to the present invention, the discharge tube 3 may be inserted into the fixing hole 130. However, the discharge tube 3 is not necessarily used, It is of course also possible to use any of a long rod-like means of a diameter capable of being inserted into the fixing hole 130 (a means having sufficient rigidity to resist the resilience of the valve stem 2a) .

In the cap assembly 1 according to the present invention, a cutout groove 134 cut along the circumferential direction may be repeatedly formed in the fixing hole 130 (see Fig. 8 (a)).

The cutout groove 134 allows the cut pieces 134a constituting the fixing hole 130 to be elastically deformed so that the discharge tube 3 can be easily and stably coupled on the fixing hole 130. [

That is, when the diameter of the fixing hole 130 is smaller than the diameter of the discharge tube 3 to be inserted, each slice 134a constituting the fixing hole 130 is elastically deformed by the slit groove 134, So that the discharge tube 3 inserted into the fixing hole 130 is prevented from being easily separated.

Also, in the cap assembly 1 according to the present invention, the fixing hole 130 may be coupled with an elastic ring 135 that is elastically deformed. The elastic ring 135 may be made of, for example, silicone, urethane rubber, or the like, and may have a shape corresponding to the shape of the fixing hole 130 and may be coupled onto the fixing hole 130 Reference)

The elastic ring 135 can be strongly adhered to the outer peripheral surface of the discharge tube 3 when the discharge tube 3 is coupled to the fixing hole 130, ) From being easily separated.

As described above, according to the present invention, when the cap assembly 1 is discarded, the discharge tube 3 is inserted into the pair of fixing holes 130 to maintain the rotating state of the movable body 200, It is possible to provide the cap assembly 1 which can easily remove the residual gas inside the cap assembly 1.

According to the present invention, the discharge tube 3 of various sizes can be coupled to the fixing hole 130, and the discharge tube 3 is firmly coupled to the fixing hole 130, And can be made stable.

According to the present invention, it is possible to provide the cap assembly 1 in which the movable body 200 is easily coupled to the housing 100 by the hook 230 and smooth operation of the movable body 200 can be achieved have.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It is obvious to those who have. Accordingly, it should be understood that such modifications or alterations should not be understood individually from the technical spirit and viewpoint of the present invention, and that modified embodiments fall within the scope of the claims of the present invention.

1: Cap assembly 2: Spray can
2a: valve stem 3: discharge tube
100: housing 101: front space
102: rear space 110: engagement opening
120: front opening 130: fixed hole
134: incision groove 135: elastic ring
140: seat part 141: fitting slit
150: tube insertion hole 160: fastening wall
161: fastening hole
200: movable body 210:
211: inlet channel 220: nozzle section
221: nozzle 230: hooking hook portion
231: first hook portion 231a: first shoulder portion
231b: first neck portion 231c: first head portion
232: second hook portion 232a: second shoulder portion
232b: second neck portion 232c: second head portion
240: Tree rejection 250: Safety
251: connection rib

Claims (10)

A housing including a coupling opening opened downward to be coupled to an upper side of the spray can, and a front opening communicating with the coupling opening and opening forward;
A body rotatably coupled to one side of the housing and connected to the valve stem of the spray can through the engagement opening and having an inlet channel therein and a nozzle exposed at the front opening and communicating with the inlet channel A movable body including a nozzle portion; And
And a discharge tube connected to the nozzle or separated from the nozzle,
In the housing, a fixing hole penetrating in the left-right direction so as to insert the discharge tube is formed on the left side and the right side, respectively,
Wherein one end of the movable body is hooked on the discharge tube when the discharge tube is inserted into a pair of the fixing holes while the movable body is rotated so that the valve stem is pressed. A housing including a coupling opening opened downward to be coupled to an upper side of the spray can, and a front opening communicating with the coupling opening and opening forward; And
A body rotatably coupled to one side of the housing and connected to the valve stem of the spray can through the engagement opening and having an inlet channel therein and a nozzle exposed at the front opening and communicating with the inlet channel And a movable portion including a nozzle portion,
The housing is formed with left and right fixing holes penetrating in the left and right directions, respectively,
Wherein a virtual line connecting the pair of fixing holes is higher than or equal to one side of an upper end of the movable body in a state in which the movable body is rotated so that the valve stem is pressed. 3. The method according to claim 1 or 2,
And the fixing hole is opened to the front so as to connect with the front opening. 3. The method according to claim 1 or 2,
Wherein,
And the width of the cap assembly is reduced in the vertical direction toward the rear side. 3. The method according to claim 1 or 2,
Wherein the fixing hole is formed with an incision groove formed along the circumferential direction repeatedly or elastically deformed. 3. The method according to claim 1 or 2,
In the housing,
A tube insertion hole located at the rear of the coupling opening and opened downward is formed,
And the diameter of the tube insertion hole corresponds to the diameter of the fixing hole. 3. The method according to claim 1 or 2,
The housing includes:
A fastening wall formed in the longitudinal direction at the rear of the engaging opening; And
And a fastening hole penetrating the fastening wall in the longitudinal direction,
Wherein the movable body comprises:
A hook portion which is located behind the body portion and passes through the fastening hole and is hooked on the fastening wall when moving forward; And
And a tree rejection positioned below the nozzle section,
The hook-
A first hook portion; And
And a second hook portion located above the first hook portion and spaced apart from the first hook portion and elastically deforming with respect to the first hook portion. 8. The method of claim 7,
The first hook portion
A first shoulder;
A first neck portion extending rearward from the first shoulder portion; And
And a first head portion extending rearward from the first neck portion,
The second hook portion
A second shoulder;
A second neck portion extending rearward from the second shoulder portion; And
And a second head portion extending rearward from the second neck portion,
The length of the lower end of the first shoulder portion and the upper end of the second shoulder portion is longer than the vertical length of the fastening hole,
The length of the lower end of the first neck portion and the upper end of the second neck portion is shorter than or equal to the upper and lower lengths of the fastening holes,
Wherein a length of the lower end of the first head portion and an upper end of the second head portion is longer than a length of the fastening hole in a vertical direction. 9. The method of claim 8,
Wherein the front end of the second head portion is located behind the front end of the first head portion and the rear end of the second shoulder portion is located behind the rear end of the first shoulder portion with respect to the fastening wall. 3. The method according to claim 1 or 2,
Wherein the movable body comprises:
A connecting rib projecting upward from the nozzle part and provided in a pair and spaced apart from each other; And
And a safety piece connecting the pair of coupling ribs to each other and extending forward from an upper end of the coupling rib,
The housing includes:
A pair of fitting slits formed so that the connecting ribs are fitted in the front-back direction; And
And a seat piece which is provided between the pair of fitting slits and in which the safety piece is seated in a state where the connecting rib is fitted in the fitting slit,
At least a part of the connecting rib is made narrower than the other part to which the connecting rib is engaged,
Wherein the front end of the safety piece projects forward of the front end of the seating piece and is located behind the front end of the front opening.

KR1020150158982A 2015-11-12 2015-11-12 Trigger sprayer cap assembly for aerosol can KR101787415B1 (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
KR1020150158982A KR101787415B1 (en) 2015-11-12 2015-11-12 Trigger sprayer cap assembly for aerosol can

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114655584A (en) * 2022-01-27 2022-06-24 蔡富丞 Clamping device for high-pressure spray tank
KR102624603B1 (en) * 2023-01-05 2024-01-12 남방씨.엔.에이 주식회사 Integrated sprayer cap assembly for aerosol can
CN114655584B (en) * 2022-01-27 2024-06-04 蔡富丞 Clamping device for high-pressure spray tank

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200222263Y1 (en) * 2000-11-24 2001-05-02 승일제관주식회사 Aerosol spray apparatus
JP4889996B2 (en) * 2004-10-22 2012-03-07 アース製薬株式会社 Aerosol device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114655584A (en) * 2022-01-27 2022-06-24 蔡富丞 Clamping device for high-pressure spray tank
CN114655584B (en) * 2022-01-27 2024-06-04 蔡富丞 Clamping device for high-pressure spray tank
KR102624603B1 (en) * 2023-01-05 2024-01-12 남방씨.엔.에이 주식회사 Integrated sprayer cap assembly for aerosol can

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