WO2006131980A1 - Recipient a ejection de bulles, et structure de la tete de pompe du recipient a ejection de bulles - Google Patents

Recipient a ejection de bulles, et structure de la tete de pompe du recipient a ejection de bulles Download PDF

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Publication number
WO2006131980A1
WO2006131980A1 PCT/JP2005/010667 JP2005010667W WO2006131980A1 WO 2006131980 A1 WO2006131980 A1 WO 2006131980A1 JP 2005010667 W JP2005010667 W JP 2005010667W WO 2006131980 A1 WO2006131980 A1 WO 2006131980A1
Authority
WO
WIPO (PCT)
Prior art keywords
gas
liquid
porous body
mixing chamber
foam
Prior art date
Application number
PCT/JP2005/010667
Other languages
English (en)
Japanese (ja)
Inventor
Tetsuya Kawano
Takao Fujioka
Hiroshi Hosono
Masaaki Okubo
Original Assignee
Kohno Jushi Kogyo Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kohno Jushi Kogyo Co., Ltd. filed Critical Kohno Jushi Kogyo Co., Ltd.
Priority to PCT/JP2005/010667 priority Critical patent/WO2006131980A1/fr
Priority to JP2007520006A priority patent/JP4729569B2/ja
Publication of WO2006131980A1 publication Critical patent/WO2006131980A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
    • B05B7/0031—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns
    • B05B7/0037—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns including sieves, porous members or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
    • B05B11/0075—Two outlet valves being placed in a delivery conduit, one downstream the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1087—Combination of liquid and air pumps

Definitions

  • the present invention relates to a foam ejection container and a structure in the pump head portion of the foam ejection container, more specifically, a high-viscosity liquid such as a detergent, other shampoos, hand soaps, facial cleansers, hair styling agents, shaving agents. It is used by attaching to a container filled with liquid that foams by mixing with gas, etc., sucking up the liquid in the container and mixing the air outside the container to foam it, and jets it
  • the present invention relates to a pump-type foam ejection container.
  • a pump-type foam ejection container is attached to the head of a container filled with detergent, shampoo, hand soap, facial cleanser, hairdressing agent, shaving agent, etc.
  • the liquid in the container is bubbled and ejected as foam.
  • such a foam ejection container has a nozzle head attached to its head, presses the nozzle head and moves it up and down to suck up liquid in the container and mix air outside the container. It is set as the structure which foamy ⁇ is made.
  • foam ejection containers have been developed, and for example, there are those described in Patent Document 1 below.
  • Patent Document 1 Japanese Patent Laid-Open No. 8-133318
  • the liquid foamy state due to the gas-liquid mixing action as described above is originally caused by the mechanism of the foam ejection container, and therefore, the formed foam has good properties.
  • the properties of the foam were determined by the performance of the foam ejection mechanism.
  • a high-viscosity liquid such as a detergent is the content
  • gas-liquid mixing may not be performed properly depending on the mechanism of the foam ejection container. Since it would circulate in the interior, there was a problem that if there was a risk of foaming from the opening of the nozzle head!
  • the present invention has been made in view of the above points, and can more suitably perform foaming of the contents in the container, and can form and eject a more tamy foam.
  • the present invention has been made to solve such problems, and the invention according to claim 1 is used by being attached to a container containing a liquid mixed with a gas to be foamed.
  • a flow path for flowing the liquid flowing in from the container a flow path for flowing the gas flowing in from the outside, a gas-liquid mixing chamber for mixing the gas flowing through these flow paths and the liquid, and the gas
  • a foam ejection container comprising a flow path of a mixed fluid mixed in a liquid mixing chamber and an opening through which the mixed fluid is foamed and ejected, the gap being between the opening and the gas-liquid mixing chamber
  • a porous material is arranged.
  • the invention according to claim 2 is characterized in that, in the foam ejection container according to claim 1, the sectional area of the porous body is formed larger than the cross-sectional area of the flow path of the gas-liquid mixing chamber. And Furthermore, in the invention according to claim 3, in the foam ejection container according to claim 2, the ratio of the cross-sectional area of the porous body to the cross-sectional area of the flow path of the gas-liquid mixing chamber is 2: 1 to 50: 1. It is characterized by being formed. In this case, the ratio of the cross-sectional area of the porous body and the cross-sectional area of the flow path of the gas-liquid mixing chamber is more preferably 5: 1 to 40: 1, and 10: 1 to 30: 1 More preferably, it is formed!
  • the invention according to claim 4 is the foam ejection container according to claim 1, wherein the porous body is configured so that the number of cells of the porous body is 10 to 200 cells / 25 mm! It is characterized by. In this case, the number of cells of the porous body is more preferably 25 to 175 cells / 25 mm, and more preferably 50 to 120 cells Z25 mm.
  • the invention according to claim 5 is characterized in that, in the foam ejection container according to claim 1, the thickness force of the porous body is 0.1 to: LOmm.
  • the thickness of the porous body is more preferably from 0.25 to 5 mm, and even more preferably from 0.5 to 4 mm.
  • the invention according to claim 6 is the foam ejection container according to claim 1, wherein the porous body is a polymer. It is characterized by being composed of ether urethane foam or polyolefin foam.
  • the invention according to claim 7 is the foam ejection container according to claim 1, further comprising: a pump body including an air cylinder and a liquid cylinder; and a pump head serving as a flow path for the mixed fluid.
  • the pump main body further includes an air piston rod and a liquid piston rod, and is formed between the pump main body and the pump head and formed above the liquid piston rod.
  • An adapter is attached to the upper part of the chamber.
  • the invention described in claim 8 is characterized in that, in the foam ejection container described in claim 7, it is sandwiched and fixed between the porous body force pump head and the adapter.
  • the invention according to claim 9 is the foam ejection container according to claim 7 or 8, wherein the mixed fluid that has flowed into the pump head from the gas-liquid mixing chamber flows back into the flow path through which the gas flows.
  • a valve structure for preventing the above is provided.
  • the invention according to claim 10 is the foam ejection container according to claim 9, wherein the valve seat formed on the upper part of the opening of the piston rod for air and the opening of the piston rod for air can be opened and closed freely.
  • the ball structure mounted on the valve seat constitutes a valve structure for preventing the backflow of the mixed fluid.
  • the invention according to claim 11 is the foam ejection container according to claim 1, characterized in that the porous body is mounted inside the pump head.
  • the invention according to claim 12 relating to the structure of the pump head portion of the foam ejection container is used by being attached to a container containing a liquid that is mixed with gas and foamed, and flows from the container.
  • Mixed in the gas-liquid mixing chamber, the flow path through which the liquid flows, the flow path through which the gas flowing in from the external force flows, the gas-liquid mixing chamber that mixes the gas and liquid flowing through these flow paths A structure of a pump head portion of a foam ejection container having a flow path for the mixed fluid formed and an opening through which the mixed fluid is foamed and ejected, between the opening and the gas-liquid mixing chamber
  • a porous body is disposed on the substrate.
  • the porous body since the porous body is installed in the flow path in the nozzle head body of the fluid to be foamed, the fluid passes through the micropores of the porous body, thereby forming the foam. Is more suitable, and there is an effect that a more tally form can be obtained.
  • the porous body is formed so as to have a larger area than the cross-sectional area of the flow path of the mounting portion with the pump container to be gas-liquid mixed, the pressure on the porous body is light. Therefore, since the pressing force of the pump container can be reduced by that amount, there is an effect that it is possible to obtain a foam that is suitably foamed with a relatively small pressing force.
  • the number of cells of the porous body is 10 to 200 cells / 25 mm, more preferably 25 to 175 cells Z2
  • the thickness of the porous body is 0.1 to: LOmm, more preferably 0.25 to 5mm, and even more preferably 0.5 to 4mm. .
  • the gas / liquid mixing chamber force has a valve structure for preventing the backflow of the mixed fluid force flowing into the pump head and the flow path through which the gas flows, the mixed fluid is contained in the porous body.
  • the liquid is preferably prevented from flowing back into the flow path of the gas due to the porous material dripping after a certain period of time.
  • FIG. 1 is a cross-sectional view of a foam ejection container as one embodiment.
  • FIG. 3 is an enlarged cross-sectional view showing the upper half of the foam ejection container.
  • FIG. 4 is an enlarged cross-sectional view of a main part showing a structure for holding a porous body.
  • FIG. 5 is an enlarged cross-sectional view showing the lower half of the foam ejection container.
  • FIG. 6 is a half-cut sectional view of a state in which the foam ejection pump container is mounted on the container.
  • FIG. 7 is a cross-sectional view of the pump head raised.
  • FIG. 8 is a cross-sectional view of the pump head pushed down.
  • the foam ejection container according to the present embodiment has an upper cap 2 on the upper part of the pump body 1 having an opening in the upper part, and a container cap just below the upper cap 2. 3 is provided.
  • the pump body 1 has an opening in the upper part, a flange 4 is formed on the outer periphery slightly below the opening, and an engagement protrusion is formed on the outer periphery of the extension part 5 extending upward from the flange 4.
  • Article 6 is formed.
  • the pump body 1 includes an air cylinder 7 having a diameter slightly smaller than the diameter of the opening, and a liquid cylinder 8 having a smaller diameter concentrically therewith.
  • the pump body 1 has a body portion itself formed as an air cylinder 7, and the liquid cylinder 8 extends downward through a raised portion 9 raised from the bottom surface of the air cylinder 7. It is integrally formed.
  • an outermost wall part 10 At the lower part of the upper cap 2, an outermost wall part 10, an outer wall part 11, an inner wall part 12, and an innermost wall part 13 are formed.
  • the extension portion 5 of the pump body 1 is inserted between the outer wall portion 11 and the inner wall portion 12 of the upper cap 2, and the engaging protrusion 6 of the extension portion 5 is connected to the upper cap 2.
  • the container cap 3 also has a cylindrical physical strength, and a flange 3a is formed inwardly at the upper end thereof.
  • the lower surface of the flange 3a comes into contact with the upper surface of the flange 4 of the pump body 1 so that the flanges 3a and 4 are engaged with each other.
  • the lower end portion of the outer wall portion 11 of the upper cap 2 abuts against the upper surface of the flange 3a of the container cap 3, so that the detachment of the container cap 3 is preferably prohibited.
  • the upper cap 2 has an opening 15 on the upper surface, and the opening 15 is closed by the upper cover 16.
  • An opening is formed in the approximate center of the upper cover 16, and a cylindrical portion 17 is formed downward from the opening.
  • a pump head 18 is attached so as to be held by the upper cap 2 and the upper cover 16. More specifically, the configuration of the pump head 18 is as shown in FIGS.
  • a mounting cylinder part 19 and a nozzle part 20 are provided, and the mounting cylinder part 19 is inserted into the cylindrical part 17 of the upper cover 16.
  • a head mounting space 21 is formed at the upper part of the upper cap 2 so as to communicate with the opening 15, and the pump head 18 is mounted on the bottom surface 22 of the head mounting space 21.
  • the lower end portion 19a of the cylindrical portion 19 is in contact with the bottom.
  • An outer cylindrical portion 23 and an inner cylindrical portion 24 are formed to rise from the bottom surface portion 22 of the upper cap 2, and the mounting cylindrical portion 19 of the pump head 18 is fitted outside the outer cylindrical portion 23. It is in a state. That is, the mounting cylinder part 19 of the pump head 18 is inserted between the cylindrical part 17 of the upper cover 16 and the outer cylinder part 23 of the upper cap 2. As described above, the pump head 18 is held by the upper cap 2 and the upper cover 16.
  • a cylindrical adapter 25 is attached to the inner side of the inner cylindrical portion 24 of the upper cap 2. Further, an outer falling portion 26 and an inner falling portion 27 are formed inside the mounting cylinder portion 19 of the pump head 18. The outer falling portion 26 and the inner falling portion 27 are extended to be shorter on the lower side than the mounting cylinder portion 19. Then, the head 25a of the adapter 25 is inserted between the outer falling part 26 and the inner falling part 27, and the outer surface force of the head 25a of the adapter 25 is the outer falling part of the pump head 18. 26 is screwed to the inner peripheral surface. In this way, the adapter 25 is attached to the inside of the mounting cylinder portion 19 of the pump head 18. The head 25a of the adapter 25 is formed wider than the body 25c, and an inclined surface 25b is formed between the head 25a and the body 25c.
  • a liquid piston rod 28 is inserted into the liquid cylinder 8, and an air piston rod 29 is mounted on the liquid piston rod 28.
  • a ball 38 is inserted into the valve seat 37 on the upper side of the piston rod 28 for liquid.
  • the upper portion 29b of the air piston rod 29 is fitted to the inner surface side of the lower portion of the adapter 25.
  • a valve seat 30 is formed on the inner surface of the upper portion 29b of the air piston rod 29, and a ball 31 is inserted into the valve seat 30 so that the upper portion 29b of the air piston rod 29 can be freely opened and closed. Yes. And directly below the upper part 29b of this openable piston rod 29 for air And a partial force gas-liquid mixing chamber 32 between the upper part of the liquid piston rod 28 and the upper side.
  • a porous body 33 is attached to an upper portion of the gas-liquid mixing chamber 32 at a boundary portion between the adapter 25 and the pump head 18. More specifically, as shown in FIG. 4, between the stepped portion 34 formed on the inner surface side of the head 25a of the adapter 25 and the lower end portion 27a of the inner falling portion 27 of the pump head 18, The porous body 33 is fixed by sandwiching the outer peripheral edge portion 33a of the porous body 33.
  • the material of the porous body 33 is not particularly limited.
  • a polyether-based urethane foam or a polyolefin-based continuous porous body is used.
  • a polyether-based urethane foam is used.
  • the cross-sectional area of the porous body 33 is formed so as to have an area larger than the cross-sectional area of the flow path of the gas-liquid mixing chamber 32. More specifically, in this embodiment, the cross-sectional area force of the porous body 33 is formed to be approximately 25 times the cross-sectional area of the flow path of the gas-liquid mixing chamber 32.
  • the gas-liquid mixing chamber 32 means a place where the gas and the liquid flowing through different flow paths are mixed, but the part from where to where is referred to as the gas-liquid mixing chamber 32. Therefore, it is not always certain, so it is not always certain which part of the cross-sectional area of the gas-liquid mixing chamber 32 is! /.
  • the ratio of the cross-sectional area of the flow path of the gas-liquid mixing chamber 32 and the cross-sectional area of the porous body 33 is a problem here, immediately after the gas and the liquid are mixed. This is because, depending on whether the mixed fluid is jetted from the narrow gas-liquid mixing chamber 32 toward the wide porous body 33, the properties of the bubbles of the mixed fluid to be foamed are determined.
  • the “cross-sectional area of the flow path of the mixing chamber 32” means the cross-sectional area of the narrowest portion in the portion recognized as the flow path of the gas-liquid mixing chamber 32, that is, the cross-sectional area in the portion where the cross-sectional area is recognized to be small. Referring to FIG. 1 and FIG. 3, it is a cross-sectional area at a portion where the cross-sectional area is recognized to be smallest in a portion between the upper portion 29b of the air piston rod 29 and the upper portion of the liquid piston rod 28.
  • the porous body 33 is made of the foamed synthetic resin material as described above, the porous body 33 has elasticity. Therefore, as described above, the stepped portion 34 of the adapter 25 and the inner side of the pump head 18 are raised. In the state where the peripheral edge portion 33a of the porous body 33 is sandwiched between the lower end portion 27a of the descending portion 27, As shown in FIG. 4, the peripheral portion 33a of the porous body 33 is pressed and contracted between the step portion 34 of the adapter 25 and the lower end portion 27a of the inner falling portion 27 of the pump head 18, and the porous body 33 Is securely clamped and fixed.
  • a protrusion 34a is formed on the stepped portion 34, and the protrusion 34a bites into the peripheral edge portion 33a of the porous body 33, so that the sandwiching and fixing effect of the porous body 33 is further improved.
  • the nozzle section 20 of the pump head 18 has a flow path 35 through which the fluid flows in the lateral direction, and an opening 36 is formed on the tip side to be a foam jet port in communication with the flow path 35. .
  • a closing member 39 for closing the inside of the air cylinder 7 is provided immediately below the upper cap 2, and a flange protruding to the side of the air piston rod 29 is provided on the closing member 39. 29a is locked. Further, the lower end portion of the innermost wall portion of the upper cap 2 is inserted in a contact state on the inner surface side of the upper opening of the closing member 39.
  • an air piston 40 is attached to the lower portion of the flange 29a, and the air piston 40 can be moved up and down together with the air piston rod 29.
  • a liquid piston 41 is provided below the liquid piston rod 28, and the liquid piston 41 is urged upward by a coil spring 42.
  • a valve shaft 43 is passed from the inside of the piston rod 28 for liquid to the inside of the cylinder 8 for liquid, and the coil spring 42 is attached between the valve shaft 43 and the cylinder 8 for liquid.
  • An auxiliary spring 49 is inserted between the piston 40 for air and the raised portion 9 outside the piston rod 28 for liquid.
  • a ball 45 is inserted into the valve seat 44 below the liquid cylinder 8.
  • a liquid absorption pipe 46 is fitted on the lower end portion of the liquid cylinder 8 immediately below the valve seat 44. Since the liquid absorption pipe 46 is fitted outside the lower end of the liquid cylinder 8 so as to be inserted, it is generated in the liquid absorption pipe 46 when the pump head 18 is pressed. The suction force can be moderated moderately.
  • the foam ejection container as described above is used by being attached to the mouth of a container 47 filled with contents such as detergent, shampoo, hand soap, facial cleanser, hairdressing agent, shaving agent and the like.
  • contents such as detergent, shampoo, hand soap, facial cleanser, hairdressing agent, shaving agent and the like.
  • the container cap 3 is screwed onto the outside of the mouth of the container 47 containing the contents, and the pump body 1 of the foam jet pump container is placed inside the mouth of the container 47.
  • Liquid Siri It is attached so that it can be inserted.
  • the pump head 18 is in the lowest position when not in use. At this time, the pump head 18 and the upper cap 2 are in an engaged state.
  • the air piston 40 when the air piston rod 29 rises, the air piston 40 is pushed up, the air piston 40 abuts against the closing member 39 and lifts it up, and the air blocked by the closing member 39 is removed.
  • the inflow hole 48 is released.
  • the negative pressure in the container 47 due to the liquid in the container 47 being pumped into the liquid cylinder 8 causes air to flow into the air cylinder 7 through the air inflow hole 48.
  • the air cylinder 7 also includes a gap between the fitting portion between the container cap 3 and the upper cap 2, a gap between the fitting portion between the pump head 18 and the upper cover 16, and the like. Outside air is taken in.
  • the detailed action is the same as the action disclosed in Japanese Patent Application Laid-Open No. 2004-57891 ([0028]).
  • the pump head 18 when the pump head 18 is pushed down from that state as shown in FIG. 8, the liquid in the liquid cylinder 8 flows into the gas-liquid mixing chamber 32 and the air piston 40 is lowered to The air below the air piston 40 flows into the gas-liquid mixing chamber 32, and gas-liquid mixing is performed in the gas-liquid mixing chamber 32.
  • the liquid flowing in the liquid piston rod 28 pushes up the ball 38 and the ball 38 is detached from the valve seat 37, and the upper part of the liquid piston rod 28 is opened.
  • the opening partial force of the piston rod for liquid 28 is also blown up toward the gas-liquid mixing chamber 32, and the external force is also applied to the gas-liquid mixing chamber 32 via the air piston rod 29.
  • the inflowing gas is mixed, and the mixed fluid pushes up the ball 31 so that the ball 31 is detached from the valve seat 30 and the upper portion of the air piston rod 29 is opened.
  • a valve structure including a valve seat 30 and a ball 31 is provided on the upper part of the air piston rod 29.
  • the mixed fluid that has flowed into the pump head 18 from the gas-liquid mixing chamber 32 passes through the porous body 33 and flows into the pump head 18 while foaming.
  • the liquid of the mixed fluid is absorbed by the body 33.
  • the absorbed liquid does not immediately drop the force of the porous body 33.
  • the liquid drips from the porous body 33, and the dripping liquid is used for air.
  • the air flow is reversed through the upper part of the piston rod 29, and finally in the air piston 40, more specifically in the space surrounded by the air piston 40 and the air cylinder 7. There is a risk of inflow.
  • valve structure for preventing the backflow that also acts as the force between the valve seat 30 and the ball 31 as described above is provided, the liquid force that hangs down from the porous body 33 as described above. Therefore, it is preferable to prevent the air flow from flowing back through the upper part of the air rod 29 and inadvertently flowing into the space surrounded by the air piston 40 and the air cylinder 7. is there.
  • auxiliary spring 49 as described above is provided separately from the coil spring 42, the load applied to the coil spring 42 is supplemented by the auxiliary spring 49 when the liquid piston rod 28 is raised, and the liquid spring Smooth up and down movement of piston rod 28 Can do.
  • the fluid mixed in the gas-liquid mixing chamber 32 flows into the pump head 18 through the adapter 25.
  • the porous body 33 is sandwiched and fixed between the adapter 25 and the pump head 18, the gas-liquid mixed fluid passes through the porous body 33 when flowing into the pump head 18.
  • the mixed fluid that has passed through the porous body 33 passes through the flow path 35 of the nozzle 20 of the pump head 18 as a foamy foam, and is ejected from the opening 36 on the tip side.
  • the liquid sucked into the pump head 18 from the container 47 through the bubble ejection container is basically mixed with the air flowing into the external force pump body 1 in the gas-liquid mixing chamber 32. Due to the force of foaming, a good foam is not always obtained only by the action of such gas-liquid mixing.
  • the porous body 33 is thus installed as described above! Therefore, the fluid flowing into the pump head 18 passes through the micropores of the porous body 33. As a result, a more tally form can be suitably obtained as compared to a foam that is obtained simply by gas-liquid mixing alone.
  • an elastic polyether-based urethane foam is employed as the material of the porous body 33. Therefore, when the fluid flows into the pump head 18, the porous body 33 properly Since it is elastically deformed and swells in the fluid traveling direction side, a more uniform foam is formed.
  • the cross-sectional area of the porous body 33 is formed to have an area larger than the cross-sectional area of the flow path of the gas-liquid mixing chamber 32 (as described above, the porous body 33 As a result, the pressure on the porous body 33 is lightened and the pressure on the pump head 18 is reduced accordingly. Therefore, it is possible to obtain a foam that is suitably foamed with a relatively small pressing force.
  • the polyether-based urethane foam is used as the material of the porous body 33.
  • the material of the porous body 33 is not limited to this.
  • a polyolefin-based foam is used. It is also possible.
  • polyolefin-based refers to polyethylene and polypropylene produced by the high pressure method, medium pressure method, low pressure method, etc.
  • any of closed cells in which a large number of micropores are independent and open cells in which a large number of micropores are in communication can be used.
  • Such a polyolefin foam has good water resistance, but is more excellent in durability than the polyether urethane foam.
  • polyester urethane foam instead of the polyether urethane foam.
  • Polyether urethane foam is superior in terms of water resistance. .
  • the porous body in the present invention includes other than foamed synthetic resin.
  • a porous body such as a synthetic resin is also referred to as "foamed plastic, cellular plastic, plastic foam” or the like. These foamed synthetic materials and their production methods are disclosed in, for example, [The Wiley Encyclopedia of Packaging Technology, Edited by AL Brody and KSS Marsh, (1997) 2nd Ed) pp449-58.
  • the porous body is preferably made of a hard material, but can be used as long as it is configured to be deformable over time.
  • deformable with time means that the porous body is deformed under pressure, but if the pressure is not applied, the porous body is restored to its original shape and position. However, it is not an essential condition for the present invention that it can be deformed over time.
  • the pump head 18 and the adapter 25 are sandwiched between many.
  • the force which installed the hole 33 The means to install the porous body 33 are not limited to this,
  • the means to install is not ask
  • it is arranged in the flow path of the mixed fluid by a method such as heat sealing, ultrasonic sealing, pressure sealing, or a clogging mechanism.
  • the pump head 18 is composed of one member.
  • the members constituting the pump head 18 may be composed of, for example, two or three members. Good.
  • the position of the front end of the force head formed so that the opening is formed on the front end side of the pump head, that is, the side surface of the head front end, and the foam is ejected sideways is limited to this.
  • the cross-sectional area of the porous body 33 is approximately 25 times the cross-sectional area of the flow path of the gas-liquid mixing chamber 32.
  • the ratio of the 32 flow paths to the sectional area is not limited to this embodiment.
  • the ratio of the cross-sectional area of the porous body 33 to the cross-sectional area of the flow path of the gas-liquid mixing chamber 32 is preferably 2: 1 to 50: 1. 1 to 40: 1 is more preferable. 10: 1 to 30: 1 is more preferable.
  • the cross-sectional area of the flow path of the gas-liquid mixing chamber 32 in this case is the narrowest cross-sectional area, that is, the smallest cross-sectional area in the portion recognized as the flow path of the gas-liquid mixing chamber 32 as described above. This is the cross-sectional area at the part that is recognized as being.
  • the cross-sectional area of the porous body 33 is preferably larger than the cross-sectional area of the flow path of the gas-liquid mixing chamber 32, but this is not an essential condition for the present invention.
  • each porous body is preferably about 10 to 200 cells Z25mm, more preferably about 25 to 175 cells Z25mm, and still more preferably about 50 to 120 cells Z25mm. Is done.
  • These porous bodies can be designed to have the same thickness or different thicknesses.
  • the thickness of the porous body is preferably about 0.1 to about LOmm, more preferably about 0.1.
  • the thickness is 25 to 5 mm, and more preferably about 0.5 to 4 mm.
  • the force described for the case where one porous body 33 is installed is not limited to this embodiment.
  • these porous bodies have the same number of cells or approximate number of cells, or the number of cells may be different for each porous body.
  • the pump body 1 it is not necessary to arrange the pump body 1 vertically in all the cases described in the case where the pump body 1 is arranged vertically.
  • the foam ejection containers horizontally or obliquely.
  • a generally known pump such as a bellows type pump, a trigger type pump, and other pumps can be used.

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Abstract

L'invention concerne un récipient à pompe d'éjection de bulles, adapté pour faire bouillonner un liquide hautement visqueux. Le récipient à pompe d'éjection de bulles est composé d'une voie de passage pour le déplacement du liquide, d'une voie de passage pour le déplacement du gaz venant de l'extérieur, d'une chambre de mélange gaz-liquide (32) pour le mélange du gaz et du liquide, et d'un corps poreux (33) placé entre une ouverture (36) et la chambre de mélange gaz-liquide (32).
PCT/JP2005/010667 2005-06-10 2005-06-10 Recipient a ejection de bulles, et structure de la tete de pompe du recipient a ejection de bulles WO2006131980A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2005/010667 WO2006131980A1 (fr) 2005-06-10 2005-06-10 Recipient a ejection de bulles, et structure de la tete de pompe du recipient a ejection de bulles
JP2007520006A JP4729569B2 (ja) 2005-06-10 2005-06-10 泡噴出容器とその泡噴出容器のポンプヘッド部における構造

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008136904A (ja) * 2006-11-30 2008-06-19 Yoshino Kogyosho Co Ltd 泡噴出器
JP2008136905A (ja) * 2006-11-30 2008-06-19 Yoshino Kogyosho Co Ltd 泡噴出器
EP2859956A1 (fr) * 2010-05-18 2015-04-15 Gérard Sannier Dispositif de production de crème de mousse
CN109305467A (zh) * 2018-09-11 2019-02-05 珠海市华迅塑料泵业有限公司 一种防回流泡沫泵结构

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6253102B2 (ja) * 2014-05-30 2017-12-27 株式会社吉野工業所 泡吐出器

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JPH0224792Y2 (fr) * 1983-10-25 1990-07-06
JPH0615891Y2 (ja) * 1986-10-31 1994-04-27 高圧化工株式会社 発泡性液体の小出し容器
JP2002080082A (ja) * 2000-06-23 2002-03-19 L'oreal Sa 分配ヘッドと該ヘッドを備えた収容分配装置
JP3395065B2 (ja) * 1991-04-30 2003-04-07 ロレアル 泡分与装置及びこの種の分与装置用の押しボタン
JP2004057891A (ja) * 2002-07-26 2004-02-26 Kouno Jushi Kogyo Kk 泡噴出ポンプ容器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0224792Y2 (fr) * 1983-10-25 1990-07-06
JPH0615891Y2 (ja) * 1986-10-31 1994-04-27 高圧化工株式会社 発泡性液体の小出し容器
JP3395065B2 (ja) * 1991-04-30 2003-04-07 ロレアル 泡分与装置及びこの種の分与装置用の押しボタン
JP2002080082A (ja) * 2000-06-23 2002-03-19 L'oreal Sa 分配ヘッドと該ヘッドを備えた収容分配装置
JP2004057891A (ja) * 2002-07-26 2004-02-26 Kouno Jushi Kogyo Kk 泡噴出ポンプ容器

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008136904A (ja) * 2006-11-30 2008-06-19 Yoshino Kogyosho Co Ltd 泡噴出器
JP2008136905A (ja) * 2006-11-30 2008-06-19 Yoshino Kogyosho Co Ltd 泡噴出器
EP2859956A1 (fr) * 2010-05-18 2015-04-15 Gérard Sannier Dispositif de production de crème de mousse
CN109305467A (zh) * 2018-09-11 2019-02-05 珠海市华迅塑料泵业有限公司 一种防回流泡沫泵结构

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JPWO2006131980A1 (ja) 2009-01-08
JP4729569B2 (ja) 2011-07-20

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