Classifications

• • A—HUMAN NECESSITIES
  • A62—LIFE-SAVING; FIRE-FIGHTING
  • A62C—FIRE-FIGHTING
  • A62C31/00—Delivery of fire-extinguishing material
  • A62C31/02—Nozzles specially adapted for fire-extinguishing
  • A62C31/05—Nozzles specially adapted for fire-extinguishing with two or more outlets
• • A—HUMAN NECESSITIES
  • A62—LIFE-SAVING; FIRE-FIGHTING
  • A62C—FIRE-FIGHTING
  • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
  • A62C3/02—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires
  • A62C3/0292—Fire prevention, containment or extinguishing specially adapted for particular objects or places for area conflagrations, e.g. forest fires, subterranean fires by spraying extinguishants directly into the fire

Definitions

• the invention relates to a liquid distributor with a foldable hose and in particular fire hose, and to a method for producing a liquid distributor.
• the invention is in terms of the liquid distributor from a liquid distributor with a foldable hose and in particular fire hose from in the printing operation round cross-section, which is provided for connection to a similar hose or the pressure source at both ends with couplings.
• Fire hoses are mainly used for fire fighting, but also for a variety of other emergency operations in use.
• firefighting their job is to transport extinguishing liquid to the desired location, there to direct a targeted extinguishing agent jet directly into the fire or in the direction of the fire.
• water or other extinguishing agent need not be targeted to a fire source, but e.g. preventively spreading over an area.
• the task is to sprinkle soil surfaces with water in order to prevent or at least delay the advance of the fire beyond this area.
• the invention seeks to provide a practical solution for situations in which a flat liquid distribution is sought, both in the field of fire fighting as well as in other applications.
• the invention seeks to develop a practical method for producing such a tubular liquid distributor.
• a thus designed liquid distributor allows a distribution of liquid on both sides and along the fire hose used.
• the hose is provided with outlet nozzles.
• the liquid emerging from these nozzles is distributed on both sides of the hose length.
• the achievable width of the liquid distribution depends on the arrangement and orientation of the formed on the hose, radial outlet nozzles.
• the lateral outlet nozzles are arranged in at least two parallel rows, and that the angular offset of the emission directions of the two outer rows at least 10 ° and at most 90 ° is.
• Such an angular offset between the two emission directions avoids twisting or twisting of the tube as a result of the recoil force of the exiting liquid.
• the radial outlet nozzles are arranged distributed on two rows, between which the angular offset of the emission directions is between 10 and 60 °.
• each outlet nozzle of a row alternates with an outlet nozzle of the other row.
• outlet nozzles have a guided through the tubing nozzle housing, which is supported under embklemmung the tubing against the outside as against the inside of the tubing.
• the nozzle housing are riveted in the tubing.
• the end of the fire hose facing away from the pressure source be closed by a pressure-tight cap attached to the coupling in a pressure-tight manner.
• the hose and preferably fire hose is supported on at least one support bracket on the surrounding ground, and that the hose is passed through an opening of the support frame.
• This embodiment enables a targeted steering of emerging from the outlet nozzles Liquid jet.
• a radiation that is symmetrical to the vertical can also be achieved with a substrate sloping down to one side, or a more one-sided radiation, if this is desired for the respective intended use.
• the support bracket is provided with a leading from the outside to the opening transverse opening, through which the hose is insertable into the support bracket.
• the support bracket is designed substantially as an interrupted by the transverse opening on a partial circumference ring.
• the support bracket is composed of a fixed body with the widest possible footprint, and a rotatable therein and the opening for the passage of the hose having ring member together.
• a further embodiment is characterized by a locking element for blocking the rotational position of the ring element with respect to the base body.
• the locking element is preferably arranged on the ring member and rotatable with this.
• the locking element may be provided with an actuating handle, wherein the actuating handle may be located outside the circumference of the base body.
• the invention further proposes a method for producing a tubular liquid distributor with distributed over the hose length side outlet nozzles, each composed of an internally supported against the inner tube material and at least one nozzle outer part, and using an elongated Processing tables, along which a fitted with a placement tool insertion device is movable, with the following steps:
• Placement tool is located, c) passing a nozzle outer part through the hose material by means of the insertion tool and connecting the nozzle outer part to the inner part, preferably by riveting,
• the magazine carriage is provided with a plurality of workpiece receivers arranged in series, and the magazine carriage is repositioned in comparison to the repositioning tool with a path difference D or an integer multiple thereof, where D is the longitudinal distance between the longitudinal center axes successive workpiece holders of the magazine carriage is.
• the placement tool can be positioned relative to the processing table both along a first longitudinal axis and along at least one longitudinal axis parallel thereto, in order to provide the tube with outlet nozzles arranged in at least two parallel rows in this manner.
• Tubing is punched before fitting with the outlet nozzle an opening, and that the punch abutment for the punching tool is formed on the magazine carriage.
• this stamping abutment is located in the transport direction of the magazine carriage in front of the workpiece holders.
• Fig. 1 in a plan view of a liquid distributor according to the invention below
• FIG. 2 shows another embodiment of a liquid distributor of two interconnected fire hoses
• Fig. 3 the designated in Fig. 1 with III detail in a larger view, wherein a mountable on the coupling of the fire hose bayonet cap is shown separately for reasons of clarity;
• FIG. 4 shows a section through the fire hose corresponding to the offset lines IV - IV shown in FIG. 3;
• Fig. 5 in a partially sectioned side view another
• Fig.6 the support block of the liquid distributor in a partially sectioned end view shown
• FIG. 7 shows a section through an outlet nozzle fastened in the hose of the liquid distributor by riveting
• FIG. 8 shows a greatly simplified plan view of a production device, by means of which the fire hose can be provided with individual outlet nozzles, wherein only a short longitudinal section of the very elongated device is shown;
• FIG. 9 shows a top view of a device used in the device according to FIG. 8
• Component of the liquid distributor according to the invention is a hose, or a
• a plurality of hoses arranged one behind the other are particularly suitable fire hoses, as these due to your tissue reinforcement a high
• liquid distributor described here is not limited to the field of fire fighting or preventive fire protection, but also covers other uses of such a liquid distributor.
• Fire hoses are made of a very pressure-resistant fabric material, which is usually provided on both the inside and on the outside with a rubber coating.
• the fabric material behaves essentially flaccid in a pressureless state, so that fire hoses can be folded over their length for transport purposes or can also be wound.
• the round cross section in the pressure mode is thus in a depressurized state to a flat cross-section.
• the fire hose 1 At its two ends of the fire hose 1 is provided with couplings 2 and in particular with fast lockable bayonet couplings. These are identical and therefore interchangeable.
• the bayonet couplings 2 are designed so that either each end of the fire hose with another, a similar coupling having fire hose is connectable.
• the bayonet coupling 2 is provided with bayonet hooks 3 which are locked by partial rotation of the coupling with respect to another coupling.
• the fire hose 1 is connected at its one end to a pump P for generating water pressure.
• the arranged at the other end of the Feuerwerschlauches 1 bayonet coupling 2 is closed by a pressure-tight patch on the clutch, pressure-tight bayonet cap 5. Water pressure can not escape there.
• the bayonet cap 5 is shown in detail and separated from the bayonet coupling 2 in Fig. 3.
• Fig. 1 also shows that the outlet nozzles, viewed in the longitudinal direction, are distributed over two rows of outlet nozzles.
• the outlet nozzles of the first row are designated by the reference numeral 11, the outlet nozzles of the second row by the reference numeral 12.
• the arrangement of the outlet nozzles is such that in the tube longitudinal direction in each case an outlet nozzle 11th which alternates one row with an outlet nozzle 12 of the other row.
• the distance between a nozzle 11 and the next nozzle 12 is preferably 30 to 50 cm.
• the rows with the outlet nozzles are not distributed over the entire circumference of the fire hose, but only over a partial circumference, as the sectional view Fig. 4 reveals.
• the angular offset w is between 10 and 60 °;
• the outlet nozzles are arranged in two rows. It is also possible to arrange the outlet nozzles in more than two rows, but even then the angular offset w between the outer of these rows is not greater than the values given above.
• the advantage achieved with the angular offset w consists in a stabilization of the fire hose 1 resting on the floor 13.
• the pressure is applied to e.g. On the floor 13 supporting hose neutralize the recoil forces of the left outlet nozzles 11 and the 12 emerging from the right outlet nozzle liquid jet, so that the fire hose assumes its position shown in Fig. 4 with an injection to both sides obliquely up by itself or maintains in printing operation. The hose will not tip over.
• the outlet nozzles 11, 12 each have a guided through the tissue of the tubing 14 nozzle housing 15, which is supported with embklemmung the tubing 14 against the outside as against the inside of the tubing. To facilitate the assembly of the nozzle housing 15, these are riveted from the outside in the tube material 14, wherein the rivet is supported against the tube material 14 from the inside via an annular disc 15a. - o -
• each individual outlet nozzle 11, 12 can be optionally closed.
• a connected to a valve outer ring 16 of the nozzle housing 15 can be locked by turning between an open and a closed position.
• individual outlet nozzles 11, 12 can be closed by blind plugs 17 (FIG. 5) which are inserted into the nozzle channel 12a.
• the support bracket 19 offers the possibility of fixing the
• the support bracket 1 shown in a sectional view in Fig. 5 and in Fig. 6 in a front view consists primarily of a base body 20 with a wide footprint 23 and a rotatable in the base body and provided with a circular opening 21 ring member 22. Through the opening 21 of the ring member 22, the fire hose 1 is passed.
• the support bracket 19 is provided with a leading from the outside to the opening 21 transverse opening 24. For practical reasons, this transverse opening 24 obliquely above. It is sufficiently wide to pass through the not yet pressurized and thus flat foldable fire hose. Once it has entered the round opening 21, it can expand under pressure in the opening, wherein the outside of the hose material 14 is supported from the inside against the opening 21, so that the fire hose sitting substantially free of play in the circular opening 21.
• an actuating handle 30 is provided, which is located outside the circumference of the predominantly annular base body 20.
• the actuating handle 30 is designed as a toggle and is part of a locking element 31, which engages with a screw thread 32 in a radially arranged threaded bore of the inner ring member 22. Therefore, when the operating handle 30 is rotated around the central axis 33, thereby the ring member 22 is rotated with the fire hose around its own axis. If the operating handle 30 is upwards, as shown in the drawing, the transverse opening 24 is completely open. Furthermore, a locking of the ring element 22 is provided.
• the actuating handle 30 is supported externally on the base body 20 with the interposition of an annular disc 37. By tightening the knob so the ring member 22 is clamped against the surrounding body 20, and thus fixed in this rotational position.
• the operating handle 30 performs a dual function: it is help in turning the ring member 22, and also takes over the locking or locking of the ring member 22 in the base body 20 in the respective desired rotational position.
• Fig. 7 is a section through one of the outlet nozzles 11, 12 of the liquid distributor is shown.
• the outlet nozzle consists of the nozzle housing 15 forming the nozzle channel 12, which is formed widened in its head region 41, and the already described annular disc 15a and a washer 15b.
• the generous dimensioning of these two discs avoids excessive buckling of the fire hose in the area of the outlet nozzles.
• the fixing of the outlet nozzles in the tubing 14 is carried out by riveting by the nozzle housing 15 is compressed in the compression portion 42 by deformation forces.
• the annular disk 15a forming the inner part of the outlet nozzle is fixed to the nozzle outer part, and at the same time pressed against the hose material 14 from the inside.
• FIGS. 8 to 10 show in the following how the outlet nozzles 11, 12 are riveted in the tubing.
• 8 shows a top view of a processing table 45 with a processing and placement device 46 that can be moved along the processing table 45.
• the processing table 45 is very long, since it must accommodate at least the entire length of the fire hose 1 spread thereon.
• the processing and equipping device 46 is provided with a placement tool 47 located above the fire hose 1.
• the placement tool 47 is in the embodiment described here a workpiece holder for a nozzle outer part (ie the nozzle housing 15), within the mounting device 46 combined with fernietniet a riveting apparatus and optionally a punching tool.
• FIG. 7 The design of the outlet nozzles according to FIG. 7 requires an inner part in the form of the annular disc 15a. This must be mounted from the inside, for which purpose a magazine carriage 48 provided with corresponding workpiece holders is arranged inside the tube.
• the magazine carriage 48 is shown in FIGS. 9 and 10 shown in detail, in Fig. 8 it is covered by the upper layer of the fire hose 1.
• a pull rope 50 is attached to the front end of the magazine carriage.
• the traction cable 50 is deflected at the front end of the processing table 45 via a roller, then leads under the processing table 45 to its other end to be connected there via another roller to the other end of the magazine carriage 48 at 50a.
• the traction cable thus forms an endless tension element, so that the transport of the magazine carriage 48 through the hose is possible both in one direction and also in the other direction and at any desired longitudinal positions.
• This transport is done either by hand, or by means of an electric drive over which the pull cable 50, 50a is guided.
• An electronic control unit with position sensor positions the pull rope and thus the magazine slide.
• a rail 51 is also present, which leads along the entire length of the fire hose through it.
• the rail 51 is preferably divisible into individual longitudinal segments.
• the rail 51 is provided with guide structures which cooperate with corresponding guide structures of the magazine carriage 48, thus guiding the magazine carriage 48 as it travels along the interior of the fire hose and allowing it to slide more easily.
• the magazine carriage is, like the Fign. 9 and 10, provided with a plurality of workpiece holders 54. In each of the workpiece holders 54 sits in each case an inner part of the outlet nozzle, so one of the annular discs 15a.
• the arrangement of the workpiece holders 54 takes place in two parallel rows corresponding to those two rows in which the finished outlet nozzles are arranged on the tube 1.
• the number of stored in the magazine carriage workpieces 15a is also sufficient to provide as possible the entire fire hose with the intended outlet nozzles.
• the fire hose 1 is laid flat on the elongate processing table 45.
• the preferably segmented rail 51 is inserted.
• the magazine carriage 48 which is completely equipped with annular disks 15a, is placed on the rail 51 and drawn into the fire hose 1 by means of the cable 50.
• Magazine carriage 48 is positioned so that an opening is punched into the tubing by means of the integrated in the placement device 46 punch.
• the stamping abutment 55 of the magazine carriage 48 lies opposite the punching tool.
• the magazine carriage 48 is transported so far that a
• Placement tool 47 passes.
• the distance distances required for this purpose can be coordinated by means of a sensor which detects the movement of the traction cable 50 and controls the drive of the traction cable 50 via a control unit.
• the nozzle outer part (nozzle housing 15) held in stock in the assembly tool 47 is guided through the tube material 14 and through the workpiece holder 54 of the magazine slide.
• the riveting of the nozzle parts takes place by means of the riveting apparatus, wherein the annular disc 15a is picked up from its workpiece holder and pressed against the tube material, as shown in FIG. Then the next riveting takes place.
• the placement tool only has to be repositioned laterally to the other longitudinal axis.
• both the magazine carriage 48 and the placement tool 47 must be repositioned in the longitudinal direction.
• the repositioning of the magazine carriage 48 takes place in comparison to the repositioning of the placement device 46 with a path difference D, or an integer multiple thereof.
• the path difference D is the longitudinal distance between the center axes 57 of two workpiece holders 54 which follow one another in the longitudinal direction.
• the magazine carriage 48 must first be moved so far in an intermediate step that the first one starts Punch abutment 55 passes under the punching apparatus.

Landscapes

• Health & Medical Sciences (AREA)
• Public Health (AREA)
• Business, Economics & Management (AREA)
• Emergency Management (AREA)
• Life Sciences & Earth Sciences (AREA)
• Biodiversity & Conservation Biology (AREA)
• Ecology (AREA)
• Forests & Forestry (AREA)
• Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
• Nozzles (AREA)
• Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
• Rigid Pipes And Flexible Pipes (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (2)

Family

ID=32946787

Family Applications (1)

Country Status (6)

Cited By (2)

Families Citing this family (4)

Family Cites Families (4)

• 2004
  • 2004-07-09 DE DE202004010754U patent/DE202004010754U1/de not_active Expired - Lifetime
• 2005
  • 2005-07-06 EP EP05763254A patent/EP1773501B1/fr active Active
  • 2005-07-06 ES ES05763254T patent/ES2318510T3/es active Active
  • 2005-07-06 DE DE502005005965T patent/DE502005005965D1/de active Active
  • 2005-07-06 AT AT05763254T patent/ATE413924T1/de active
  • 2005-07-06 PL PL05763254T patent/PL1773501T3/pl unknown
  • 2005-07-06 WO PCT/DE2005/001190 patent/WO2006005312A1/fr active Application Filing

Non-Patent Citations (1)

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