EP1187681B1 - Buse a air comprime - Google Patents

Buse a air comprime Download PDF

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Publication number
EP1187681B1
EP1187681B1 EP00940264A EP00940264A EP1187681B1 EP 1187681 B1 EP1187681 B1 EP 1187681B1 EP 00940264 A EP00940264 A EP 00940264A EP 00940264 A EP00940264 A EP 00940264A EP 1187681 B1 EP1187681 B1 EP 1187681B1
Authority
EP
European Patent Office
Prior art keywords
compressed air
sleeve
hose
nozzle according
valve
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
EP00940264A
Other languages
German (de)
English (en)
Other versions
EP1187681A1 (fr
Inventor
Lucien Masson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP1187681A1 publication Critical patent/EP1187681A1/fr
Application granted granted Critical
Publication of EP1187681B1 publication Critical patent/EP1187681B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/005—Nozzles or other outlets specially adapted for discharging one or more gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
    • B05B1/3013—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the controlling element being a lift valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00—Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/598—With repair, tapping, assembly, or disassembly means
    • Y10T137/612—Tapping a pipe, keg, or apertured tank under pressure
    • Y10T137/613—With valved closure or bung

Definitions

  • the invention relates to a compressed air nozzle according to the features of the preamble of Patent claim 1.
  • blow-out guns exist z. B. from a system carrier, by means of a hose connection a high pressure hose for supplying a pressure medium to be connected can. Furthermore, a manually or automatically operated outlet valve provided, wherein upon actuation of this valve, the pressure medium via a Outlet nozzle or in a work to be activated working machine emanates.
  • the hitherto marketed systems in particular as exhaust guns, but safety risks due to improper use. When blowing out of workpieces without the use of safety glasses, it happens that Eye injuries due to blown chips and debris occur.
  • the object of the invention is a compressed air nozzle of the type mentioned so to further educate them that the required or recommended Safety regulations and operational safety requirements met, and one easier handling at significantly lower production costs guaranteed.
  • the invention is based essentially on the fact that the system carrier is designed to receive an integrated, adjustable Heilreduzierventils.
  • the integrated, adjustable air-reducing valve allows flexible use of the compressed air nozzle and avoids dangers in compressed air systems with high operating pressure.
  • the system sleeve below the Tilting valve insert used with a sealing element, which together with a relative to this sealing element slidable regulating piece and a Regulierhülse the Beerreduzierventil trains.
  • the flow rate of the air reducing valve is preferred by a twisting or shifting of the regulating sleeve within the System sleeve adjustable.
  • To set a once set air flow rate is preferably one Lock nut for locking the regulating sleeve in the set position intended.
  • the hose nozzle is preferably insoluble in the upper region of the system sleeve arranged and preferably consists of a durable and durable Elastomer.
  • a preferred use of the Preß Kunststoffdüse is their interpretation as Blow-out and cleaning nozzle (gun).
  • system sleeve is of an outer sleeve surrounded, with the lower portion of the hose fitting between the system sleeve and the outer sleeve is received.
  • the hose nozzle as well as the outer sleeve thereby form an elastic workpiece protection, so that damage to sensitive workpiece surfaces are avoided.
  • the hose nozzle preferably has a lower portion for attachment to the System sleeve on, as well as a middle section with finger rest and Finger guard for actuating the tilting valve and an upper section with a tip, which has a central outlet nozzle for the pressure medium.
  • annular nozzle arranged, which serves to produce an air screen.
  • This air screen forms a so-called eye shield and reduces the risk of injury the operator through blown chips and debris.
  • the molded finger rest is used for convenient dosing of the exhaust valve and prevents slipping of the fingers on greasy hands.
  • An additional Abbreêt is given by a molded annular flange.
  • preferred embodiment is between the central outlet nozzle and Ring nozzle arranged an annular projection, which extends over the tip of the hose nozzle protrudes and serves as protection against contact. This is a high-pressure build-up direct contact of the tip on the skin or other sensitive surfaces avoided. The compressed air can escape unhindered laterally.
  • annular projection and annular nozzle for the inclusion of the connection of a standard car tire air pressure gauge educated. This reduces the time required for the operations safety officer for the control to a few seconds for free of charge.
  • the outlet valve is preferably designed as a tilting valve, wherein the hose nozzle encloses the tilt valve.
  • the Preß Kunststoffdüse shown here as Blowing gun, a system carrier, consisting of a system sleeve 1, all Absorbs or carries components.
  • the system sleeve 1 from a lower section 2, which is provided with an internal thread 3, a central portion 4, which has an external hexagon 5, and a upper section 6 with an outer toothing 7 orclassrippung, also as External thread conceivable.
  • a bore 8 is provided in the upper section 6 a passage constriction in shape a bore 8 is provided in which the tilt valve 50 (see Figure 8) is used.
  • the valve stem protrudes through the bore 8 downstream over the upper portion 6 of the system sleeve. 1 out.
  • the valve cover 51 In the closed state of the valve, the valve cover 51 is supported a ring flange forming the bore sealing.
  • an insert 10 is provided, which consists of a sleeve 11, the exact fit in the system sleeve 1 is pressed.
  • a Sealing element 12 which via ribs, which form passage openings, with the Sleeve 11 is connected.
  • the sealing element is approximately conical, with the tip of the Taper upstream towards the hose connection points.
  • a regulating piece 20 Upstream of the sealing insert 10, a regulating piece 20 is provided which has a connecting piece 21 for connecting a high-pressure hose 9, and a flange 22 located at the transition edge between the lower Section 2 and middle section 4 of the system sleeve 1 applies. Downstream of the Flange is a sealing portion 23 with O-ring seal 24, wherein the Outer diameter of the sealing portion 23 is selected so that it is on Inner diameter of the central portion 4 of the system sleeve 1 sealingly applies.
  • the Regulier conspiracy 20 is axially slidably disposed in the system sleeve 1 and interacts with the sealing element 22 of the sealing insert 20, depending on axial position of the Regulier thoroughlyes 20 a larger or smaller Passage cross section for the pressure medium remains and thus the Air flow rate and the pressure can be controlled.
  • the regulating piece 20 has a Connecting piece 21, over which the high-pressure hose 9 are pushed can.
  • the regulating sleeve also has an extension 33 (see FIG Recording the resulting during pressing bulging of the High pressure hose 9 is used.
  • deferred hose is the Regulating piece 20 pressed into the regulating sleeve 30 by simply screwing it in, being a firm connection between regulating piece, regulating sleeve and High pressure hose 9 is created.
  • This integrated hose connection consisting of the components 20 and 30, by simply screwing in and out of the System sleeve 1 is removed and used again. At the same time this serves Hose connection as a counterpart to the sealing element 12 of the Lucasregulierventils.
  • the component 30 is provided with an external thread is, so that the pressing easy, fast and automatable by the Screwing in happens both in the system block and in others, with the same internal thread selected, air tools. These are So a hose connection with integrated air control valve, the Hose is held by simply pressing in the hose connection.
  • an outer sleeve 60 is above the system sleeve 1 arranged, which has a hexagon socket 61, which on the outer hexagon 5 of the system sleeve 1 is pressed, so that the system sleeve 1 through the outer sleeve 60 protected and the hose nozzle unsolvable and sealing with the system sleeve is connected.
  • Hose nozzle 70th On the outer toothing 7 of the upper portion is a hose nozzle 70th pushed, which also overlaps with the outer sleeve 60.
  • the training of Hose nozzle 70 is shown in particular in FIGS. 11 and 11a.
  • the hose nozzle is made of a durable elastomer and is with her lower portion 71, as described above, connected to the system sleeve 1.
  • the lower portion 71 has in a preferred embodiment to a Internal toothing 72 which, for a firm grip on the external toothing 7 of System sleeve 1 provides and is secured by the outer sleeve 60.
  • the hose nozzle 70 has a passage 79, in which the Valve stem 50 of the tilting valve protrudes, approximately up to the top of the Hose nozzle 70, which carries a finger rest 73.
  • the pressure medium flows through the passageway 79 to the tip 74 of the hose nozzle and flows out via a central outlet nozzle 75.
  • an annular nozzle 76 is arranged around the central outlet nozzle 75, through which part of the pressure medium also flows outwards.
  • the pressure medium flowing out of the outlet nozzle 75 preferably results in an axially extending, sharp jet, whereas the pressure medium flowing out of the annular nozzle 76 flows out at an outlet angle 78 and forms a so-called compressed air screen, which shields the operator against chips and dirt particles that fly back.
  • the area between the central nozzle 75 and the annular nozzle 76 is formed as an annular projection 77, which serves as contact protection, whereby, when the outlet nozzle 75 is pressed against a surface, the compressed air completely flows out of the annular nozzle 76 and thus leaves no damage on the surface.
  • this annular projection allows the pressure measurement of the outflowing compressed air by a commercially available and thus inexpensive Autopneudruckmesser.
  • FIG. 12 shows a side view of a preferred embodiment of the invention Preß Kunststoffdüse, it can be seen that the exterior of the blow-out through the Outer sleeve 60 and the adjoining hose nozzle 70 is formed.
  • an extension tube 80 is shown, which is on the outlet nozzle 75th can be put on.
  • the extension tube has a front outlet nozzle 81 on, which may be formed according to the central outlet nozzle 75.
  • the annular nozzle 76 acts as a compressed air screen, which at an angle 78, as shown schematically here forms.
  • the extension tube 80 is optional and not necessary for the function, except because of the danger that Turning workpieces (with machines in operation) make it necessary.
  • the extension tube is preferably bendable into any desired shape and can be shortened to any length.
  • the outlet nozzle 81 of the extension tube is gummed on the outside in a preferred embodiment, or with an elastic Attached provided executed, so that a protection of the processed Workpieces from scratches etc. is guaranteed.
  • the components are preferably not made corroding light metal, wherein the insert 10 and the tilting valve 50, and the Outer sleeve and the hose nozzle with the exception of the tilt valve preferably made Plastic exist.
  • the compressed air nozzle comprises, as already described above, a system sleeve 110, the is surrounded by an outer sleeve 160, wherein a hose nozzle 170 between System sleeve 110 and outer sleeve 160 is added.
  • the integrated hose connection is also by a regulating piece 120 and a regulating sleeve 130 is formed, between which the tube 119 is pressed becomes.
  • This new type of hose connection has already been described above.
  • the Hose connection consisting of regulating piece 120 and regulating sleeve 130, at the same time designed as Heilreduzierventil, which directly with a tilting valve 150 cooperates.
  • the tilting valve 150 consists of a valve stem 151 and a valve cover 152.
  • the valve cover 152 is received in the system sleeve 110 and closes the outlet opening.
  • the valve cover 152 and its pressure reducing surface 153 is formed in cross-section approximately frustoconical stepped, and is opposite the Regulier Sharings 120, the counter surface 121 according to the shape of the Pressure reducing surface 153 of the valve cover 152 is formed.
  • FIG. 13 shows the air-reducing valve in the opened state.
  • Threads of the system sleeve 110 received regulating sleeve 130 can be the Regulator 120 against the tilting valve 150 and move away, so that in a movement counter to the flow direction, a valve chamber 122nd forms, in which the compressed air can flow.
  • Valve plate 152 free of its seat in Regulier Sharing 120, so that by lateral Pressure on the valve stem 151 of the valve plate 152 from its seat in the System sleeve 10 abhabt and the air through the hose nozzle 170 to the outside can flow out.
  • the adjusted position of the regulating sleeve 130 can be adjusted with a lock nut 140 to back up.

Landscapes

  • Nozzles (AREA)
  • Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Claims (14)

  1. Injecteur d'air comprimé comportant un support de système à raccordement de tuyau pour l'amenée d'un agent sous pression, et une soupape de sortie avec au moins un injecteur de sortie, le support de système (1) comportant une soupape de réduction d'air réglable intégrée et le débit de celle-ci étant réglable grâce à une rotation ou un coulissement du manchon de réglage (30) sur le manchon de système (1) ou à l'intérieur de celui-ci, caractérisé en ce qu'une tête de soupape (152) d'une soupape à bascule (150) forme une surface de réduction de pression (153) qui forme avec une surface de réduction de pression (121) d'un élément régulateur (120) la soupape de réduction d'air.
  2. Injecteur d'air comprimé selon la revendication 1, caractérisé en ce qu'il est prévu dans le manchon de système (1) un insert (10) qui est pourvu d'un élément d'étanchéité (12) et qui forme avec un élément régulateur (20) et un manchon régulateur (30) la soupape de réduction de pression.
  3. Injecteur d'air comprimé selon la revendication 1 ou 2, caractérisé en ce que l'élément régulateur (20) et le manchon régulateur (30) sont disposés de manière à pouvoir coulisser et/ou tourner par rapport à l'élément d'étanchéité (12).
  4. Injecteur d'air comprimé selon l'une des revendications 1 à 3, caractérisé en ce que l'élément régulateur (20) et le manchon régulateur (30) sont conçus pour le raccordement et pour la fixation du tuyau d'air comprimé (9) destiné à amener l'agent sous pression.
  5. Injecteur d'air comprimé selon l'une des revendications 1 à 4, caractérisé en ce que le raccordement de tuyau (20, 30 ; 120, 130) est conçu en même temps comme une soupape de réduction d'air.
  6. Injecteur d'air comprimé selon l'une des revendications 1 à 5, caractérisé en ce que le tuyau d'air comprimé (9) est serré entre l'élément régulateur (20) et le manchon régulateur (30) et en ce que l'élément régulateur (20) est enfoncé de manière étanche dans le manchon de système (1), où il est arrêté par un manchon de raccordement qui est vissé dans le manchon de système (1).
  7. Injecteur d'air comprimé selon l'une des revendications 1 à 6, caractérisé en ce qu'il comporte un embout de tuyau (70) qui est relié de manière non amovible, une protection contre l'air comprimé et/ou un raccordement pour un manomètre et/ou une protection contre les contacts étant intégrés dans l'embout de tuyau (70).
  8. Injecteur d'air comprimé selon l'une des revendications 1 à 7, caractérisé en ce que le manchon de système (1) est entouré par un manchon extérieur (60), et les deux manchons (1, 60) reçoivent entre eux la section inférieure (71) de l'embout de tuyau (70).
  9. Injecteur d'air comprimé selon l'une des revendications 1 à 8, caractérisé en ce que l'embout de tuyau (70) a une section inférieure (71) destinée à être fixée au manchon de système, une section centrale avec un appui pour les doigts (73) et/ou une protection pour les doigts pour l'actionnement de la soupape de sortie, et enfin une section supérieure avec une pointe (74) qui présente un injecteur central de sortie (75) pour l'agent sous pression.
  10. Injecteur d'air comprimé selon l'une des revendications 1 à 9, caractérisé en ce que le support pour les doigts (73) présente une collerette annulaire rapportée (73a).
  11. Injecteur d'air comprimé selon l'une des revendications 1 à 10, caractérisé en ce qu'il est prévu autour de l'injecteur central de sortie (75) un injecteur annulaire (76) qui sert à produire une protection contre l'air.
  12. Injecteur d'air comprimé selon l'une des revendications 1 à 11, caractérisé en ce qu'il est prévu entre l'injecteur central de sortie (75) et l'injecteur annulaire (76) une saillie annulaire (77) qui dépasse de la pointe (74), qui sert de protection contre les contacts et qui est conçue pour recevoir le raccordement d'un manomètre du commerce pour pneus d'automobile.
  13. Injecteur d'air comprimé selon l'une des revendications 1 à 12, caractérisé en ce qu'un tube de rallonge amovible (80) comportant une protection pneumatique est intégré.
  14. Injecteur d'air comprimé selon l'une des revendications 1 à 13, caractérisé en ce que le tube de rallonge (80) est pourvu, côté air comprimé, d'une collerette qui, après avoir été glissée dans l'embout de tuyau (70), empêche un détachement accidentel du tube de rallonge mais permet d'un autre côté d'enlever le tube de rallonge de l'embout de tuyau si on exerce une grande force.
EP00940264A 1999-06-23 2000-05-23 Buse a air comprime Expired - Lifetime EP1187681B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19928418 1999-06-23
DE19928418A DE19928418A1 (de) 1999-06-23 1999-06-23 Preßluftdüse
PCT/EP2000/004691 WO2001000328A1 (fr) 1999-06-23 2000-05-23 Buse a air comprime

Publications (2)

Publication Number Publication Date
EP1187681A1 EP1187681A1 (fr) 2002-03-20
EP1187681B1 true EP1187681B1 (fr) 2005-03-02

Family

ID=7912050

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00940264A Expired - Lifetime EP1187681B1 (fr) 1999-06-23 2000-05-23 Buse a air comprime

Country Status (6)

Country Link
US (1) US6845927B1 (fr)
EP (1) EP1187681B1 (fr)
JP (1) JP4458734B2 (fr)
AU (1) AU5525300A (fr)
DE (2) DE19928418A1 (fr)
WO (1) WO2001000328A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7219850B2 (en) * 2004-07-29 2007-05-22 Robert Bosch Gmbh Mechanical valve assembly
DE102010046710A1 (de) 2010-09-28 2012-03-29 Lucien Masson Pressluftwerkzeug zum Ausblasen

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US703103A (en) * 1902-03-14 1902-06-24 Henry E Weber Syringe-nozzle.
US3117726A (en) 1960-01-05 1964-01-14 Schoberg Borje Lennart Detachable apparatus for cleaning hollows by blowing
US3570525A (en) * 1969-04-21 1971-03-16 Adolph W Borsum Stem-actuated tiltable valve
DE7619463U1 (de) * 1976-06-19 1976-11-18 Jurak, Iwan, 7532 Niefern-Oeschelbronn Druckluftpistole
US4063708A (en) 1976-07-08 1977-12-20 The Gorman-Rupp Company Quick disconnect device for flexible tubes
DE7733595U1 (de) * 1977-11-02 1979-04-12 R. Hofmann & Co, 7133 Maulbronn Mundstueck fuer eine druckluftpistole
DE8034525U1 (de) * 1980-12-24 1981-05-27 Frech, Josef, 7201 Königsheim Druckluft-blaspistole
SE439441B (sv) 1981-11-10 1985-06-17 Hasse Bengt Folke Moss Sett att reducera ljudalstringen vid flerkanalsmunstycken och flerkanalsmunstycke for genomforande av settet
DE8629691U1 (de) * 1986-11-06 1986-12-18 KSA Dichtsysteme GmbH & Co KG, 7143 Vaihingen Düse
DE9111322U1 (de) * 1991-09-12 1992-01-23 Knocks, Heinz, 4714 Selm Düse für eine Druckluftblaspistole
DE9403523U1 (de) * 1994-03-04 1994-06-09 Schneider Druckluft Gmbh, 72770 Reutlingen Einrichtung zum Ausbringen von Druckluft
DE29708014U1 (de) 1997-05-03 1997-07-03 ALFA-Maschinenbau GmbH, 72669 Unterensingen Düse für Ausblaspistolen
DE29801178U1 (de) * 1998-01-26 1998-07-23 Harder & Steenbeck Metallwarenfabrik, 22113 Oststeinbek Ausblasdüse
US5988593A (en) * 1998-08-07 1999-11-23 Rice; Hiram Allen Water faucet with spout to control water flow and method therefor

Also Published As

Publication number Publication date
JP4458734B2 (ja) 2010-04-28
US6845927B1 (en) 2005-01-25
DE50009651D1 (de) 2005-04-07
JP2003503177A (ja) 2003-01-28
AU5525300A (en) 2001-01-31
DE19928418A1 (de) 2000-12-28
EP1187681A1 (fr) 2002-03-20
WO2001000328A1 (fr) 2001-01-04

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