DE202007008091U1 - Storage bubble, in particular for arrangement in pressure media of hydraulic systems - Google Patents

Storage bubble, in particular for arrangement in pressure media of hydraulic systems Download PDF

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Publication number
DE202007008091U1
DE202007008091U1 DE200720008091 DE202007008091U DE202007008091U1 DE 202007008091 U1 DE202007008091 U1 DE 202007008091U1 DE 200720008091 DE200720008091 DE 200720008091 DE 202007008091 U DE202007008091 U DE 202007008091U DE 202007008091 U1 DE202007008091 U1 DE 202007008091U1
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Prior art keywords
parts
interface
storage
band
bubble
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DE200720008091
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German (de)
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CQLT SaarGummi Technologies SARL
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CQLT SaarGummi Technologies SARL
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators
    • F15B1/04—Accumulators
    • F15B1/08—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor
    • F15B1/10—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means
    • F15B1/16—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means in the form of a tube
    • F15B1/165—Accumulators using a gas cushion; Gas charging devices; Indicators or floats therefor with flexible separating means in the form of a tube in the form of a bladder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
    • B29C65/483—Reactive adhesives, e.g. chemically curing adhesives
    • B29C65/4835—Heat curing adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5042—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like covering both elements to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
    • B29C65/50—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like
    • B29C65/5057—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding using adhesive tape, e.g. thermoplastic tape; using threads or the like positioned between the surfaces to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/112—Single lapped joints
    • B29C66/1122—Single lap to lap joints, i.e. overlap joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/114—Single butt joints
    • B29C66/1142—Single butt to butt joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
    • B29C66/116—Single bevelled joints, i.e. one of the parts to be joined being bevelled in the joint area
    • B29C66/1162—Single bevel to bevel joints, e.g. mitre joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/13—Single flanged joints; Fin-type joints; Single hem joints; Edge joints; Interpenetrating fingered joints; Other specific particular designs of joint cross-sections not provided for in groups B29C66/11 - B29C66/12
    • B29C66/131—Single flanged joints, i.e. one of the parts to be joined being rigid and flanged in the joint area
    • B29C66/1312—Single flange to flange joints, the parts to be joined being rigid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/01—General aspects dealing with the joint area or with the area to be joined
    • B29C66/05—Particular design of joint configurations
    • B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
    • B29C66/14—Particular design of joint configurations particular design of the joint cross-sections the joint having the same thickness as the thickness of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/53—Joining single elements to tubular articles, hollow articles or bars
    • B29C66/534—Joining single elements to open ends of tubular or hollow articles or to the ends of bars
    • B29C66/5344—Joining single elements to open ends of tubular or hollow articles or to the ends of bars said single elements being substantially annular, i.e. of finite length, e.g. joining flanges to tube ends
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
    • B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
    • B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
    • B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00—General aspects of processes or apparatus for joining preformed parts
    • B29C66/70—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71—General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2022/00—Hollow articles
    • B29L2022/02—Inflatable articles
    • B29L2022/025—Bladders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/20—Accumulator cushioning means
    • F15B2201/205—Accumulator cushioning means using gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/315—Accumulator separating means having flexible separating means
    • F15B2201/3152—Accumulator separating means having flexible separating means the flexible separating means being bladders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/40—Constructional details of accumulators not otherwise provided for
    • F15B2201/415—Gas ports
    • F15B2201/4155—Gas ports having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/60—Assembling or methods for making accumulators
    • F15B2201/61—Assembling or methods for making separating means therefor

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

Speicherblase (1), insbesondere zur Anordnung in Druckmedien (9) von Hydrauliksystemen, mit zwei an einer ringförmigen Nahtstelle (4) miteinander verbundenen, die Blasenwand bildenden Teilen (2, 3) aus einem Elastomermaterial, dadurch gekennzeichnet, dass die Teile (2, 3) über ein entlang der Nahtstelle (4) verlegtes Band (10), das durch Vernetzung an den Teilen (2, 3) anhaftet, miteinander verbunden sind.bladder (1), in particular for arrangement in pressure media (9) of hydraulic systems, with two at an annular Interface (4) interconnected, forming the bladder wall Parts (2, 3) made of an elastomeric material, characterized that the parts (2, 3) over a band (10) laid along the seam (4), which is crosslinked adhered to the parts (2, 3) are connected together.

Figure 00000001
Figure 00000001

Description

Die Erfindung betrifft eine Speicherblase, insbesondere zur Anordnung in Druckmedien von Hydrauliksystemen, mit zwei, an einer ringförmigen Nahtstelle miteinander verbundenen, die Blasenwand bildenden Teilen aus einem Elastomermaterial.The The invention relates to a storage bubble, in particular for the arrangement in pressure media of hydraulic systems, with two, at an annular interface interconnected, the bladder wall forming parts of a Elastomeric material.

Durch Benutzung sind Speicherblasen solcher Art bekannt, deren Teile durch Auftragen einer flüssigen Gummimischung an der Nahtstelle und durch Wärme- und Druckbehandlung der Nahtstelle miteinander verbunden sind.By Use are memory bubbles of this type are known, the parts by Applying a liquid Rubber compound at the interface and by heat and pressure treatment of Interface are interconnected.

Der Erfindung liegt die Aufgabe zugrunde, eine neue Speicherblase der eingangs erwähnten Art zu schaffen, die sich leichter als die bekannten Speicherblasen herstellen lässt.Of the Invention is based on the object, a new memory bubble of mentioned in the beginning To create kind of lighter than the known memory bubbles can be produced.

Die diese Aufgabe lösende Speicherblase nach der Erfindung ist dadurch gekennzeichnet, dass die Teile über ein entlang der Nahtstelle verlegtes Band, das durch Vernetzung an den Teilen anhaftet, miteinander verbunden sind.The solving this task Storage bubble according to the invention is characterized in that the Parts over a tape laid along the seam, which is crosslinked adhered to the parts, are interconnected.

Vorteilhaft erfordert die Verlegung eines solchen Bandes im Vergleich zum Auftragen einer flüssigen Gummimischung einen deutlich geringeren Arbeitsaufwand.Advantageous requires the laying of such a tape compared to the application a liquid Rubber compound a significantly lower workload.

Vorzugsweise ist das Band unter Vernetzung mit den Teilen über einen vorgegebenen Zeitraum unter Temperatureinwirkung an die Teile angepresst. So besteht an der Nahtstelle praktisch Materialhomogenität und das Material des Bandes stimmt wenigstens in Bezug auf die darin enthaltenen Polymere mit dem Elastomermaterial des Bandes überein.Preferably The tape is under networking with the parts for a given period of time below Temperature effect on the parts pressed. So insists on the Interface practically material homogeneity and the material of the band at least with respect to the polymers contained therein agrees with the Elastomer material of the tape match.

Die einander gegenüberliegenden Enden des entlang der ringförmigen Nahtstelle verlegten Bandes sind vorzugsweise ebenfalls durch Vernetzung miteinander verbunden. Zusätzlich oder alternativ könnte sie verklebt sein, wobei auch an eine Überlappung der Bandenden zu denken ist. Alternativ ließen sich einstückige Bänder in Ringform verwenden.The opposite each other Ends of the along the annular Interface laid tape are preferably also by crosslinking connected with each other. additionally or alternatively could they are glued, with an overlap of the band ends too thinking is. Alternatively left one piece bands use in ring form.

In einer bevorzugten Ausführungsform der Erfindung überlappen sich die Teile an der Nahtstelle und das Band ist im Überlappungsbereich zwischen sich überlappenden Abschnitten der Teile angeordnet. Alternativ könnten Verbindungsabschnitte flanschartig von den Teilen abstehen.In a preferred embodiment overlap the invention the parts are at the seam and the tape is in the overlap area between overlapping ones Arranged sections of the parts. Alternatively, connecting sections could project from the parts like a flange.

Vorzugsweise sind die Teile rotationssymmetrisch in Bezug auf die Ringachse der ringförmigen Nahtstelle ausgebildet, was sich vorteilhaft auf die Herstellungsmöglichkeiten der Nahtstelle auswirkt.Preferably the parts are rotationally symmetric with respect to the ring axis of the annular interface trained, which is beneficial to the manufacturing capabilities affects the interface.

Eines der Teile kann mit einem Gasein- und -auslassventil verbunden sein, das zweckmäßig ebenfalls rotationssymmetrisch zu der genannten Achse ausgebildet ist.One the parts may be connected to a gas inlet and outlet valve, the appropriate also is formed rotationally symmetrical to said axis.

Die Erfindung wird nachfolgend anhand von Ausführungsbeispielen und der beiliegenden, sich auf diese Ausführungsbeispiele beziehenden Zeichnungen näher erläutert. Es zeigen:The The invention will be described below with reference to exemplary embodiments and the enclosed, to these embodiments related drawings closer explained. Show it:

1 eine Speicherblase mit einer Nahtstelle nach der Erfindung in einer Schnittansicht, 1 a storage bubble with a seam according to the invention in a sectional view,

2 eine die Herstellung der Speicherblase von 1 erläuternde Darstellung, 2 a the manufacture of the storage bubble of 1 explanatory illustration,

3 verschiedene Ausführungsformen von Nahtstellen von Speicherblasen nach der Erfindung, und 3 various embodiments of interfaces of storage bubbles according to the invention, and

4 eine die Funktion der Speicherblase von 1 in einem Hydrauliksystem erläuternde Darstellung. 4 one the function of the memory bubble of 1 in a hydraulic system illustrative representation.

Eine in 1 im Schnitt gezeigte Blase 1 aus einem Elastomermaterial besteht aus zwei Teilen 2 und 3, die an einer ringförmigen Nahtstelle 4 unter Bildung eines Hohlraums 5 miteinander verbunden sind. Über ein mit dem Teil 2 verbundenes Gasein- und -auslassventil 6 lässt sich in die Blase z. B. Druckluft einfüllen.An in 1 in the section shown bubble 1 made of an elastomeric material consists of two parts 2 and 3 at an annular seam 4 forming a cavity 5 connected to each other. About one with the part 2 connected gas inlet and outlet valve 6 can be in the bubble z. B. Fill compressed air.

Gemäß 4 kann die Blase 1 z. B. in einen Behälter 8 eines Hydrauliksystems, der mit einer Druckleitung 7 verbunden ist, eingebaut werden, wo sie Volumenänderungen eines Druckmediums 9 ausgleicht.According to 4 can the bubble 1 z. B. in a container 8th a hydraulic system with a pressure line 7 connected, where they are volume changes of a pressure medium 9 balances.

Zwischen den Teilen 2 und 3 der Blase 1 ist an der Nahtstelle 4, die in 3a gesondert dargestellt ist, ein Band 10 angeordnet, das mit sich überlappenden Abschnitten 11 und 12 der Teile 2 und 3 durch Vernetzung verbunden ist.Between the parts 2 and 3 the bubble 1 is at the seam 4 , in the 3a shown separately, a volume 10 arranged, with overlapping sections 11 and 12 Of the parts 2 and 3 connected by networking.

In dem gezeigten Ausführungsbeispiel besteht das Band 10 aus dem selben Gummimaterial wie die Teile 2 und 3.In the embodiment shown, the band exists 10 from the same rubber material as the parts 2 and 3 ,

Vor der Verbindung der Teile 2 und 3 wird das Band 10 aus der noch unvulkanisierten Gummimischung entlang der Nahtstelle zwischen den sich überlappenden Abschnitten 11 und 12 der Teile 2 und 3 verlegt und auf die Nahtstelle unter Einwirkung von Temperatur über einen vorgegebenen Zeitraum Druck ausgeübt, um das Band zu vulkanisieren und Vernetzungen zwischen dem Band und den Teilen herzustellen.Before the connection of the parts 2 and 3 becomes the band 10 from the still uncured rubber compound along the seam between the overlapping sections 11 and 12 Of the parts 2 and 3 and pressure applied to the interface under the influence of temperature for a predetermined period of time to vulcanize the tape and to form crosslinks between the tape and the parts.

Gemäß 2 wird das Teil 3 bei 13 eingestülpt und in die Einstülpung ein zylindrischer Gegenhalter 14 eingeführt.According to 2 becomes the part 3 at 13 inverted and in the invagination a cylindrical counter-holder 14 introduced.

Gemäß Pfeilen 15 lässt sich nun unter Einfluss von Wärme auf die Nahtstelle 4 Pressdruck ausüben. Am Ende dieses Vorgangs liegt an der Nahtstelle Materialhomogenität vor. Die aneinander stoßenden Enden des Bandes 4 sind ebenfalls durch Vernetzung miteinander verbunden, so dass die Nahtstelle 4 rundum dicht ist.According to arrows 15 can now be influenced by heat on the seam 4 Exert pressing pressure. At the end of this process material homogeneity is present at the seam. The abutting ends of the band 4 are also interconnected by networking, so the seam 4 is completely tight.

Das in 3b gezeigte Ausführungsbeispiel unterscheidet sich von dem Ausführungsbeispiel gemäß 1 bzw. 3a dadurch, dass ein Überlappungsabschnitt 12a eines Teils 3a nach innen versetzt ist, so dass der Teil 3a bündig an einen Teil 2a der Blase anschließt.This in 3b embodiment shown differs from the embodiment according to 1 respectively. 3a in that an overlap section 12a a part 3a is offset inwards, so the part 3a flush with a part 2a the bubble connects.

Im Ausführungsbeispiel von 3c sind Verbindungsabschnitte 11b und 12b miteinander zu verbindender Teile 2b und 3b flanschartig ausgebildet. Die Nahtstelle 4b könnte nach innen gestülpt sein.In the embodiment of 3c are connecting sections 11b and 12b parts to be joined together 2 B and 3b formed flange. The interface 4b could be turned inside out.

3d zeigt eine Nahtstelle mit abgeschrägten Verbindungsabschnitten 11c und 12c. 3d shows a seam with beveled connecting sections 11c and 12c ,

Aus 3e geht eine Nahtstelle mit einem als Außenring verlegten Band 10d hervor.Out 3e goes an interface with a laid as an outer ring band 10d out.

Gemäß 3e ist zwischen Randflächen zu verbindender Teile 2e und 3e ein schmaler Stoß gebildet. Die Verbindung der Teile erfolgt über ein ringförmiges Band 10e.According to 3e is between edge surfaces to be joined parts 2e and 3e a narrow push formed. The connection of the parts via an annular band 10e ,

Claims (7)

Speicherblase (1), insbesondere zur Anordnung in Druckmedien (9) von Hydrauliksystemen, mit zwei an einer ringförmigen Nahtstelle (4) miteinander verbundenen, die Blasenwand bildenden Teilen (2, 3) aus einem Elastomermaterial, dadurch gekennzeichnet, dass die Teile (2, 3) über ein entlang der Nahtstelle (4) verlegtes Band (10), das durch Vernetzung an den Teilen (2, 3) anhaftet, miteinander verbunden sind.Memory bubble ( 1 ), in particular for arrangement in print media ( 9 ) of hydraulic systems, with two at an annular interface ( 4 ) connected to each other, the bladder wall forming parts ( 2 . 3 ) made of an elastomeric material, characterized in that the parts ( 2 . 3 ) over one along the interface ( 4 ) misplaced tape ( 10 ), which by networking on the parts ( 2 . 3 ) are attached to each other. Speicherblase nach Anspruch 1, dadurch gekennzeichnet, dass das Band (10) unter Vernetzung mit den Teilen (2, 3) über einen vorgegebenen Zeitraum unter Temperatureinwirkung an die Teile (2, 3) angepresst ist.Storage bubble according to claim 1, characterized in that the band ( 10 ) with networking with the parts ( 2 . 3 ) over a predetermined period under the influence of temperature on the parts ( 2 . 3 ) is pressed. Speicherblase nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die einander gegenüberliegenden Enden des entlang der ringförmigen Nahtstelle verlegten Bandes (10) durch Vernetzung miteinander verbunden sind.Storage bladder according to claim 1 or 2, characterized in that the opposite ends of the laid along the annular seam band ( 10 ) are interconnected by networking. Speicherblase nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass das Material des Bandes (10) wenigstens in Bezug auf die darin enthaltenen Polymere mit dem Elastomermaterial der Teile (2, 3) übereinstimmt.Storage bladder according to one of claims 1 to 3, characterized in that the material of the strip ( 10 ) at least with respect to the polymers contained therein with the elastomeric material of the parts ( 2 . 3 ) matches. Speicherblase nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die Teile (2, 3) an der Nahtstelle (4) einander überlappen und das Band (10) im Überlappungsbereich zwischen Abschnitten (11, 12) der Teile (2, 3) angeordnet ist.Storage bladder according to one of claims 1 to 4, characterized in that the parts ( 2 . 3 ) at the interface ( 4 ) overlap each other and the band ( 10 ) in the overlapping area between sections ( 11 . 12 ) Of the parts ( 2 . 3 ) is arranged. Speicherblase nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass die Teile (2, 3) rotationssymmetrisch in Bezug auf die Ringachse der ringförmigen Nahtstelle (4) ausgebildet sind.Storage bladder according to one of claims 1 to 5, characterized in that the parts ( 2 . 3 ) rotationally symmetric with respect to the ring axis of the annular interface ( 4 ) are formed. Speicherblase nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass eines der Teile (2, 3) mit einem Gasein- und -auslassventil (6) verbunden ist.Storage bladder according to one of claims 1 to 6, characterized in that one of the parts ( 2 . 3 ) with a gas inlet and outlet valve ( 6 ) connected is.
DE200720008091 2007-06-09 2007-06-09 Storage bubble, in particular for arrangement in pressure media of hydraulic systems Expired - Lifetime DE202007008091U1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016055943A1 (en) * 2014-10-09 2016-04-14 Faber Industrie S.P.A. Method for making a gas-tight container in elastomeric material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016055943A1 (en) * 2014-10-09 2016-04-14 Faber Industrie S.P.A. Method for making a gas-tight container in elastomeric material

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