WO2016119969A1 - Élément palier pour une tête de décharge - Google Patents

Élément palier pour une tête de décharge Download PDF

Info

Publication number
WO2016119969A1
WO2016119969A1 PCT/EP2015/079666 EP2015079666W WO2016119969A1 WO 2016119969 A1 WO2016119969 A1 WO 2016119969A1 EP 2015079666 W EP2015079666 W EP 2015079666W WO 2016119969 A1 WO2016119969 A1 WO 2016119969A1
Authority
WO
WIPO (PCT)
Prior art keywords
valve body
bearing element
sleeve
discharge head
outlet opening
Prior art date
Application number
PCT/EP2015/079666
Other languages
German (de)
English (en)
Inventor
Thomas Bruder
Tobias Baumann
Original Assignee
Aptar Radolfzell Gmbh
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 Aptar Radolfzell Gmbh filed Critical Aptar Radolfzell Gmbh
Priority to EP15816127.3A priority Critical patent/EP3250466A1/fr
Publication of WO2016119969A1 publication Critical patent/WO2016119969A1/fr

Links

Classifications

    • 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
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/2018—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure
    • B65D47/2056—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type
    • B65D47/2081—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type in which the deformation raises or lowers the valve port
    • B65D47/2087—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type in which the deformation raises or lowers the valve port the port being formed by a slidable rigid cap-like element which is moved linearly by the pressure of the contents
    • 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
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/2018—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure
    • B65D47/2056—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type
    • B65D47/2062—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type in which the deformation raises or lowers the valve stem
    • B65D47/2068—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type in which the deformation raises or lowers the valve stem in which the stem is lowered by the pressure of the contents and thereby opening the valve

Definitions

  • the invention relates to a bearing element for a discharge head, in particular for a discharge head for a tube.
  • the invention further relates to a dispensing head and a dispenser with a discharge head.
  • Tube dispensers or tubes for short are generally known for receiving and dispensing pasty or pasty media such as toothpaste, cream, glue or paints.
  • Known tubes usually have a usually provided with an external thread outlet, which has a substantially reduced diameter compared to the outer diameter of the tube.
  • a cap is placed on the outlet, in particular screwed, which is removed for use and replaced after use.
  • simple discharge heads with an outlet opening are known, which are attached to the outlet and to which a pivotable protective cap is provided, which is locked when not in use in a the outlet opening of the discharge head closing position.
  • WO 2012/059691 A1 discloses a discharge head for tubes in which a pressure-controlled outlet valve is provided which automatically opens when the medium in the tube is pressurized and automatically closes when this pressurization ceases.
  • the discharge head comprises an outlet opening and a valve body which can be displaced relative thereto and which is formed on an element of an elastic material which can be deformed when pressure is applied to displace the valve body.
  • the object of the invention is to provide a bearing element for a valve body of a discharge head, which allows a simple production and a leak-proof closing. It is a further object to provide a spill-proof and inexpensive to produce discharge head and an associated dispenser with a discharge head.
  • a bearing element for a discharge head is provided with an outlet opening, wherein the bearing element has a valve body for closing the Outlet opening of a first material, a fixedly mounted on the discharge head sleeve of a second material and the valve body with the sleeve limited relatively movably coupling compensation element, and wherein the second material relative to the first material has a higher rigidity.
  • the valve body is made of a soft and / or elastic material. Particularly suitable for this purpose are TPE (thermoplastic elastomers).
  • the sleeve is made of a material with a high dimensional stability, for example polypropylene or HDPE (high density polyethylene).
  • the sleeve can also act as a support element or guide sleeve for a return element of the discharge head.
  • the individual elements of the bearing element are made separately in one embodiment and then connected to each other, for example, welded or glued.
  • the bearing element is manufactured as a multi-component injection molded part. As a result, a cost-effective production without additional assembly steps is possible.
  • the compensation element is also made of the first, elastic material.
  • the compensating element is deformable for a relative movement of the valve body to the sleeve.
  • the compensating element is designed, for example, as a bellows or as a radially deformable tubular element.
  • the compensation element is formed by at least two V-shaped arms which are pivotally coupled to each other and at the two ends by means of solid joints. Two arms allow a simple design with a limited, defined by the compensation element travel.
  • a force for an adjustment movement of the valve body receiving piston is provided from a third material.
  • the third material can be selected as required. For a force introduction to the piston, this is preferably made of a material which has a higher rigidity compared to the first material. In order to keep the number of materials used low, in advantageous embodiments, the third material is equal to the second material.
  • the piston is preferably designed flat as a plate. The piston preferably has a surface facing a pressure chamber of the discharge head.
  • the valve body is mounted on the discharge head exclusively by means of the sleeve of the bearing element.
  • a mounting ring made of a fourth material is provided in the adjustment direction spaced from the sleeve and coaxial with the sleeve, with which the valve body is relatively limited coupled movable.
  • the mounting ring serves for an additional coupling of the valve body with a housing of the discharge head.
  • the fourth material is preferably equal to the second material.
  • the mounting ring of the second material has - depending on the choice of material - possibly only a small sealing effect.
  • the fastening ring is therefore assigned a sealing ring made of the first material.
  • this has at least one passage opening.
  • a dispensing head for a dispenser in particular a tube, comprising a housing with an outlet opening and a valve body for closing the outlet opening of a first material, wherein the valve body is formed on a bearing element according to the invention, which is fixed to the Discharge head mountable sleeve of a second material and a limited the valve body with the sleeve relatively movably coupling compensation element, and wherein the second material compared to the first material has a higher rigidity.
  • the compensation element also serves as a return element for the valve body.
  • a separate return element is provided, wherein the valve body against the force of the return element for opening the outlet opening is adjustable, and the sleeve acts as a support element for the return element.
  • the discharge head comprises in advantageous embodiments, a fastening element for connection to the dispenser, in particular the tube, wherein the sleeve on the Attachment is attached.
  • the bearing element and possibly the restoring element are mounted between the housing and the fastening element, so that a preassembled module is created, which can be placed on the dispenser by the manufacturer of the dispenser or by the filler.
  • a dispenser having a deformable wall and a dispensing head according to the invention.
  • the dispenser has a deformable wall, wherein by deformation of the wall, a pressurization of the medium and a delivery of the medium to the discharge head is possible.
  • the dispenser is preferably a tube.
  • it is also conceivable as a pressure bottle (Engl. Squeeze Bottie) or the like.
  • Figure 1 a tube and a discharge head according to the invention in a not yet mounted state
  • Figure 2 a discharge head similar to Figure 1 after mounting on a tube.
  • FIG. 3 shows a bearing element for a discharge head according to FIG. 1 or FIG. 2.
  • FIG. 1 shows schematically in a sectional view a discharge head 1 and a tube 2 in a not yet mounted state.
  • FIG. 2 schematically shows a discharge head 1 similar to FIG. 1 after assembly on a tube 2.
  • the same reference numbers are used in FIGS. 1 and 2 and the figures are described together.
  • the discharge head 1 comprises a housing 10, a fastening element 1 1, a return element 12 and a bearing element 3.
  • the number of components of the discharge head 1 is thus kept very small, which allows a cost-effective installation.
  • the illustrated restoring element 12 is designed as a spring element, more precisely as a coil spring. However, other designs are conceivable.
  • the tube 2 has a tube body 20 for receiving a pasty medium and an outlet 22 for coupling with the discharge head. 1
  • the fastening element 1 1 has an annular cap-shaped fastening structure, through which a receiving shaft 13 is formed for the outlet.
  • the outlet port 22 is guided for mounting the discharge head 1 on the tube 2 in the direction of the longitudinal axis I in the receiving shaft 13.
  • the outlet 22 and the fastener 1 1 have mutually complementary coupling elements 24, 14, by means of which the discharge head 1 - depending on the design - permanently or non-destructively releasably attached to the tube 2 can be fastened.
  • the coupling elements 14, 24 designed as latching grooves and locking lugs for a latching connection. This allows easy installation. In other embodiments, threads are provided for coupling. It is obvious to a person skilled in the art that, instead of a tube 2, another dispenser having an outlet connection 22 can also be connected to the dispensing head 1.
  • the housing 10 has an outlet opening 15, which is closed by a arranged on the bearing element 3 valve body 30 in a closed position shown.
  • a pressure chamber 16 On a side facing away from the outside of the outlet opening 15, a pressure chamber 16 is provided.
  • the valve body 30 is mounted adjustable by means of the bearing element 3 between the housing 10 and the fastening element 1 1.
  • the return element 12 forces the valve body 30 in the closed position shown in Figures 1 and 2. In this position, the valve body 30 is sealingly against the housing 10.
  • Fig. 3 shows the bearing element 3 in isolation.
  • the bearing element 3 according to the invention comprises a sleeve 31, wherein an outer circumferential surface of the sleeve 31 serves as a support surface for the return element 12 according to FIGS. 1 and 2.
  • the sleeve 31 is arranged coaxially with the connecting piece 22 of the tube 2.
  • the fastening element 11 (see FIGS. 1 and 2) has a ring-cap-like fastening structure, with the sleeve 31 being arranged on an outer lateral surface of this fastening structure and being latched to the fastening structure.
  • the sleeve 31 is made of a material having a high rigidity, wherein the rigidity is selected such that when pressurized to move the valve body 30 no or if necessary, a non-relevant deformation of the sleeve 31 takes place.
  • the valve body 30 is movable relative to the sleeve 31 when pressurized.
  • the bearing element 3 has a compensation element 32, by means of which the valve body 30 is coupled to the sleeve 31.
  • the compensation element 32 is formed in the illustrated embodiment by two V-shaped arms 32a, 32b, which are coupled to each other and at the two ends by means of solid joints 33 pivotally.
  • the arms 32a, 32b are each designed as annular elements.
  • a bellows between the valve body 30 and sleeve 31 is provided to realize a longer adjustment.
  • an elastically deformable sleeve in the radial direction is provided as a compensation element 32.
  • the bearing element 3 further comprises a piston 34 to which the bearing element 3 is subjected in use by the medium with a pressure.
  • the piston 34 also serves as a contact surface for the return element 12 (cf., FIGS. 1 and 2). By the piston 34 a safe introduction of force is achieved.
  • a fastening ring 35 is provided in the illustrated embodiment, which serves a fastening, for example, a latching on the housing 10.
  • a sealing ring 36 is provided for a seal against the housing 10.
  • the mounting ring 35 and the housing 10 are designed in one embodiment such that a rotational movement of the mounting ring 35 is prevented relative to the housing 10 about the longitudinal axis I.
  • the sealing point formed on the sealing ring 36 and the sealing point formed on the valve body 30 thus contribute to the sealing of an interior of the discharge head 1 and the tube 2 relative to the environment.
  • the illustrated bearing element 3 is a one-piece component, which is produced by means of two-component injection molding. Such a component is referred to in connection with the application as a two-component injection molded part.
  • the valve body 30, the compensation element 32 and the sealing ring 36 are made in the illustrated embodiment of a first material and form a continuous structure.
  • the first material is an elastically deformable material.
  • the elastic properties can advantageously be utilized both for a sealing action on the outlet opening 15 and relative to the housing 10 (see FIG. 1) and for a repeated movement of the compensating element 32.
  • the sleeve 31, the piston 34 and the Mounting ring 35 are made of a second material, which has a higher rigidity compared to the first material.
  • the sleeve 31, the piston 34 and the mounting ring 35 do not form a common structure and are connected to each other via the structure made of the first material.
  • the piston 34 is arranged in the illustrated embodiment on a in use of the outlet opening 15 facing side of the structure. In other embodiments, the piston 34 is disposed on the opposite side of the structure.
  • the mounting ring 35 is disposed on a side of the structure of the first material opposite the piston 34.
  • an arm 32a of the compensating element 32 is permanently against the pressure chamber 16 on a side facing away from the piston 34 at this. The return element 12 engages the arm 32 a and thus on the piston 34.
  • the bearing element 3 has, in a radial direction offset from the centrally arranged valve body 30, a passage opening 37 for the medium.
  • a medium is conveyed by permanent or temporary deformation of the tube body 20 from the tube 2 (see Fig. 1 and 2) via the outlet port 22 and the passage opening 37 in the direction of the outlet opening 15 in the pressure chamber 16.
  • the piston 34 and the valve body 30 surrounded by the piston 34 are moved against the force of the return element 12 from the closed position relative to the sleeve 31, so that the valve body 30, the outlet opening 15 releases.
  • the return element 12 forces the piston 34 and the valve body 30 back into the closed position shown in FIGS. 1 and 2.
  • the housing 10 and the fastener 1 1 are mechanically connected to each other by means not shown, for example, locked, screwed, pressed, glued, welded or the like.
  • the housing 10 and the fastener 1 1 are rigidly interconnected.
  • the housing 10 and the fastener 1 1 rotatably and limited longitudinally slidably coupled together.
  • the discharge heads 1 according to Figures 1 and 2 differ in the height of the housing 10, wherein the height depending on the application and / or tube shape by the skilled person is suitably selectable.
  • the discharge heads 1 according to Figures 1 and 2 differ further in the design of the fastener 1 first
  • the design of the fastener 1 1 is suitably selected by the skilled person depending on the application, available space etc.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

L'invention concerne un élément palier pour une tête de décharge (1) comportant une ouverture de sortie (15), présentant un corps de soupape (30) réalisé dans un premier matériau, destiné à fermer l'ouverture de sortie (15). Un manchon (31) réalisé dans un deuxième matériau, pouvant être monté fixement sur la tête de décharge (1) et un élément de compensation (32) couplant le corps de soupape (30) au manchon (31) de façon relativement mobile limitée sont prévus, le deuxième matériau présentant une raideur supérieure à celle du premier matériau. L'élément palier (3) est conçu comme élément moulé par injection à plusieurs composants. Il est prévu un piston (34) réalisé dans un troisième matériau, recevant des forces pour un mouvement de déplacement du corps de soupape (30). Il est par ailleurs prévu au moins une ouverture traversante (37) pour un milieu.
PCT/EP2015/079666 2015-01-29 2015-12-14 Élément palier pour une tête de décharge WO2016119969A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15816127.3A EP3250466A1 (fr) 2015-01-29 2015-12-14 Élément palier pour une tête de décharge

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202015000800.3 2015-01-29
DE202015000800.3U DE202015000800U1 (de) 2015-01-29 2015-01-29 Lagerelement für einen Austragkopf

Publications (1)

Publication Number Publication Date
WO2016119969A1 true WO2016119969A1 (fr) 2016-08-04

Family

ID=52624043

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/079666 WO2016119969A1 (fr) 2015-01-29 2015-12-14 Élément palier pour une tête de décharge

Country Status (3)

Country Link
EP (1) EP3250466A1 (fr)
DE (1) DE202015000800U1 (fr)
WO (1) WO2016119969A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2607515A (en) * 1946-12-18 1952-08-19 Robert A Felburg Closure for collapsible tubes, with pressure-responsive, resiliently biased outlet element
WO2007024404A1 (fr) * 2005-08-25 2007-03-01 Continentalafa Dispensing Company Fermeture de conteneur avec vanne fermée contrainte
WO2012059691A1 (fr) * 2010-11-04 2012-05-10 Valois Sas Tête de distribution de produit fluide et distributeur comprenant une telle tète de distribution
WO2012140205A1 (fr) * 2011-04-14 2012-10-18 Ing. Erich Pfeiffer Gmbh Tête de distribution pour un tube et tube doté d'une tête de distribution

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2607515A (en) * 1946-12-18 1952-08-19 Robert A Felburg Closure for collapsible tubes, with pressure-responsive, resiliently biased outlet element
WO2007024404A1 (fr) * 2005-08-25 2007-03-01 Continentalafa Dispensing Company Fermeture de conteneur avec vanne fermée contrainte
WO2012059691A1 (fr) * 2010-11-04 2012-05-10 Valois Sas Tête de distribution de produit fluide et distributeur comprenant une telle tète de distribution
WO2012140205A1 (fr) * 2011-04-14 2012-10-18 Ing. Erich Pfeiffer Gmbh Tête de distribution pour un tube et tube doté d'une tête de distribution

Also Published As

Publication number Publication date
EP3250466A1 (fr) 2017-12-06
DE202015000800U1 (de) 2015-02-16

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