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WO2013190002A1 - Groupe auxiliaire de commande d'un ou plusieurs dispositifs d'entraînement hydrauliques - Google Patents

Groupe auxiliaire de commande d'un ou plusieurs dispositifs d'entraînement hydrauliques Download PDF

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Publication number
WO2013190002A1
WO2013190002A1 PCT/EP2013/062781 EP2013062781W WO2013190002A1 WO 2013190002 A1 WO2013190002 A1 WO 2013190002A1 EP 2013062781 W EP2013062781 W EP 2013062781W WO 2013190002 A1 WO2013190002 A1 WO 2013190002A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive
auxiliary unit
unit according
drive shaft
hydraulic
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.)
Ceased
Application number
PCT/EP2013/062781
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German (de)
English (en)
Inventor
Miran Percic
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.)
C & S Sonderfahrzeuge GmbH
Original Assignee
C & S Sonderfahrzeuge 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 C & S Sonderfahrzeuge GmbH filed Critical C & S Sonderfahrzeuge GmbH
Publication of WO2013190002A1 publication Critical patent/WO2013190002A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/05—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by internal-combustion engines

Definitions

  • the invention relates to an accessory for controlling one or more hydraulic drives, which drive, for example, hydraulic tools, compressors or water pumps.
  • pre-fire vehicles which have a total weight of more than 3.5 tons and can be driven with a driving license class C1.
  • Such pre-extinguishing vehicles have auxiliary units which are coupled to the motor vehicle engine, so that these ancillary units are operated by the motor vehicle engine.
  • These ancillaries are designed as electric generators or compressors to build a hydraulic pressure on these drives, so that hydraulic drives for hydraulic tools, such as scissors, for drives of foam extinguishing systems or for water pumps can be driven.
  • an accessory is also known in such vehicles, which includes an electric motor which is driven by the motor vehicle engine, so that this electric motor in turn drives a hydraulic drive.
  • pre-extinguishing vehicles have very large-scale ancillary units, which although find their installation space due to the size of such vehicles, however, a further increase in performance of the ancillaries can not be provided. More powerful ancillaries would then require an even larger installation space, which is no longer available.
  • pre-extinguishing vehicles have the disadvantage that they are limited in terms of the flexibility in use and the penetration to the place of use due to their size and weight.
  • the invention has for its object to provide an accessory for controlling one or more hydraulic drives, which requires a small space to install in particular such an accessory in a pre-extinguishing vehicle with a dead weight below 3.5 t.
  • auxiliary unit in which an electromagnet of the coupling is attached to a front-side housing plate of the housing, wherein the drive shaft at the front end has an outer cone which receives a drive plate of the clutch, wherein the drive plate has a sleeve with an inner cone, the is positioned on the outer cone under positive engagement for transmitting the drive forces from the drive pulley to the drive shaft and in which the drive disc receives one of these axially movable relative to the longitudinal axis of the drive shaft clutch disc, has the advantage that a celeicides, especially a described tannindes, auxiliary unit is created , which allows a safe transmission of the drive forces from a drive train of a drive motor to the hydraulic pump. In addition, a significant weight saving can be achieved by reducing the components.
  • the clutch disc is mounted axially displaceable by means of spring elements to the drive plate.
  • spring elements are provided, which extend radially and / or tangentially from the drive plate outwardly for receiving the clutch disc.
  • a key is preferably provided between the inner cone and the outer cone.
  • the drive plate is preferably fastened releasably to the drive shaft with a fastening means.
  • the fastening means is adjustable to a stroke of the drive plate to the drive pulley, which is required for gripping and releasing the clutch.
  • the fastening means is adjustable to a stroke of the drive plate to the drive pulley, which is required for gripping and releasing the clutch.
  • the electromagnet is mounted on a receptacle which is detachably mounted on a front-side housing plate.
  • the electromagnet is preferably cast on the receptacle or cast into the receptacle. For example, a cold metal casting may be provided.
  • a further preferred embodiment provides that a radial bearing is provided on an outer peripheral surface of the sleeve, which supports the drive disk rotatably.
  • a radial bearing is provided on an outer peripheral surface of the sleeve, which supports the drive disk rotatably.
  • a U-shaped recess is provided between an outer peripheral surface of the drive disk on which a drive element, in particular a drive belt engages, and an inner wall section of the drive disk which acts on the outer circumference of the radial bearing, in which the electromagnet of the coupling is positioned.
  • a further preferred embodiment of the invention provides that the drive shaft is mounted in a front-side housing plate of the housing with a radial bearing. As a result, can be dispensed with the attachment of additional radial bearings for supporting the shaft outside the housing plate.
  • the drive shaft is provided with a shaft seal before exiting from the end-side housing plate.
  • the drive disk is preferably designed as a belt pulley, which is driven by means of a belt, which in turn is drivable via a belt pulley driven by the drive train of a drive motor. This can be made possible by the additional attachment of a pulley to an already connected to the drive train or the crankshaft of the drive motor pulley easy retrofitting.
  • the pump power of the hydraulic pump in particular the working pressures and / or the liter capacity of the hydraulic pump, can be adjusted by an idling speed of the drive motor. As a result, demand-driven activation for the respective operation of the hydraulic drive or drives can be achieved.
  • the idle speed of the drive motor can be controlled, in particular an idle speed can be controlled up to 3,000 U / min.
  • the working pressures of the hydraulic drives can be up to 250 bar and / or a flow rate up to 65 l / min adjustable.
  • Such drive capacities enable so-called one-seven foam extinguishing systems to be operated, and such one-seven foam extinguishing systems can also be used for pre-extinguishing vehicles with an operating weight of less than 3.5 t due to the small-sized ancillary units. This has the advantage that can be penetrated with such equipped pre-extinguishing vehicles up to the place of use.
  • hydraulic outputs can be achieved that are> 20 kW and in particular up to 30 kW adjustable.
  • FIG. 1 shows a schematic front view of a drive motor with the ancillary unit according to the invention
  • FIG. 2 shows a schematic side view of the auxiliary unit of the further hydraulic drive
  • FIG. 3 shows a schematic view in partial section of the compactly constructed auxiliary unit
  • Figure 4 is a schematic view from above of the accessory according to Figure 3 and
  • FIG. 5 shows a schematic view in partial section of an alternative embodiment to FIG. 3.
  • FIG. 1 schematically shows, in a front view, an auxiliary unit 11 with a drive motor 12 in a schematically illustrated installation situation.
  • Figure 2 shows schematically a side view of Figure 1, wherein in addition further hydraulic actuators 14 are shown, which can be selectively driven by the auxiliary unit 11.
  • the drive motor 12 may be a fuel, gas, or electricity engine for a commercial vehicle or motor vehicle.
  • This drive motor 12 comprises a drive train 16, in particular a crankshaft, which, for example, drives a pulley, in particular a pulley 17, through which further auxiliary units, such as an alternator, are driven.
  • chain drives or gear drives can be provided.
  • On this pulley 17 is preferably another disc, in particular a pulley 18 is placed.
  • a double belt pulley may also be provided on the drive train 16.
  • the auxiliary unit 11 is driven by a belt 19.
  • the auxiliary unit 11 comprises a drive pulley 21 designed as a belt pulley.
  • the auxiliary unit 11 can be positioned and fixed to the drive motor 12 via a schematically illustrated connecting device 22, such as a flange plate or connecting plate. It is provided that this connecting device 22 is provided with bores to receive fastening screws, which may preferably engage in already provided on the motor housing mounting holes. In addition, an adjustment device or tensioning device is provided in order to position the auxiliary unit 11 relative to the drive motor 12 in such a way that a sufficient belt tension can be set.
  • a schematically illustrated connecting device 22 such as a flange plate or connecting plate. It is provided that this connecting device 22 is provided with bores to receive fastening screws, which may preferably engage in already provided on the motor housing mounting holes.
  • an adjustment device or tensioning device is provided in order to position the auxiliary unit 11 relative to the drive motor 12 in such a way that a sufficient belt tension can be set.
  • Such ancillaries 11 can be easily retrofitted to existing vehicles.
  • the connecting device 22 is attached to the drive motor 12.
  • the attachment of an additional pulley 18 or the replacement of the previous disc by a double pulley is required.
  • the auxiliary unit 11 can be positioned on the connection device 22 and fixed in an end position via the tensioning device.
  • a connection to the engine control is provided and at least one operating element mounted in the vehicle interior to ensure that the operation of the auxiliary unit 12, the drive motor is operated exclusively at idle and, conversely, that in a running engine or a driving movement, the accessory 11 are not switched can.
  • the accessory 11 may be surrounded by a cover, not shown, which adjoins the drive motor 12 and protected against external influences.
  • one or more hydraulic actuators 14 can be driven, for example, a first hydraulic drive 14, a water pump 23, a second hydraulic drive 14, a compressor 24 and a third hydraulic drive 14, a hydraulic tool 25 drive or a hydraulically driven generator.
  • a hydraulic drive 14 may be provided which drives a foam extinguishing system, in particular a one-seven foam extinguishing system, when the auxiliary unit 11 is used as a pre-fire vehicle.
  • the hydraulic drives 14 are optionally switched on or off.
  • the auxiliary unit 11 forms a so-called main drive to control the hydraulic actuators 14.
  • the auxiliary unit 11 comprises a hydraulic pump 27, a drive shaft 31 and the drive pulley 21 with a coupling 29 arranged therein. These components are associated with one another in a space-saving design, so that a very small auxiliary unit 11 is formed.
  • the drive shaft 31 is preferably mounted with a radial bearing 28 in a front-side housing plate 30, which is part of a housing 34 or formed as a separate plate. Furthermore, a region is provided on this end-side housing plate 30 which serves to receive a shaft seal 33 in order to seal the hydraulic pump 27 against escaping hydraulic fluid.
  • ports 40 are provided for hydraulic lines 41, which lead from the hydraulic pump 27 to the individual drives 14 back and forth.
  • the drive shaft 31 has at its out of the housing 34 protruding end 38 an outer cone 47, which is advantageously made by twisting the front end 38 of the drive shaft 31.
  • this outer cone 47 may also be formed by a Aufsteckteil, which is attachable to a cylindrical drive shaft.
  • a receptacle 49 is releasably secured by fastening means 50.
  • This receptacle 49 receives an electromagnet 52 of the clutch 29 and the electromagnet 52 is cast into the receptacle 49.
  • a second part of the clutch 29 is a drive plate 58 with a clutch disc 59 disposed thereon, which is moved during energization of the electromagnet 52 on an end face 67 of the drive pulley 21 so that the end face 67 of the drive pulley 21 with a friction surface 68 of the clutch disc 59 a frictional engagement generated to transmit the rotational movement of the drive pulley 21 via the clutch disc 59 and the drive plate 58 to the drive shaft 31.
  • the drive plate 38 comprises a sleeve 62, which has an inner cone 63, whose pitch is adapted to the sleeve of the outer cone 47 of the drive shaft 31, so that after fitting the sleeve 62 and the drive plate 58 on the drive shaft 31 is a positive fit.
  • a key 63 may be provided between the inner cone 63 and the outer cone 47 in order to form the anti-rotation device.
  • the sleeve 62 of the driver 58 has an outer peripheral surface 55, which is cylindrical. This peripheral surface 55 receives the radial bearing 54. On the outer bearing ring of the radial bearing 54, a wall portion 53 of the drive pulley 21 is attached. As a result, a pivot bearing of the drive pulley 21 may be possible. Between the wall portion 53 and the peripheral surface of the drive pulley 21, at least one U-shaped or annular recess is provided, in which the electromagnet 52 can be arranged.
  • the drive plate 58 is fastened releasably to the drive shaft 31 by a fastening means 60, wherein a bore is preferably provided at a connection-side end 38 of the drive shaft 31, in which, in particular, a fastening means 60 designed as a screw can be arranged.
  • a spring element is additionally provided in the bore, in order to enable a simple rotation lock of the fastening means 60.
  • FIG. 4 is a schematic view from above of the auxiliary unit 11 according to Figure 3.
  • the drive plate 58 is, for example, circular and centrally receives the sleeve 62, which is for example welded or connected by friction or the like fixed to the drive plate 58.
  • the clutch plate 59 is aligned, on the underside of a drive disc 21 facing end face of the friction surfaces 68 is provided.
  • the clutch disc 59 has a central through-hole 69 and further recesses 70.
  • spring elements 61 in particular spring strips, are provided between the drive plate 58 and the clutch disk 59. For example, according to FIG. 4, these can be aligned radially outward at an angle to the tangential.
  • the clutch disc 59 is axially movable relative to the drive plate 58 and returns automatically by the spring elements 61 in an initial position after, for example, the energization of the electromagnet 52 is turned off.
  • This compact arrangement has a short height.
  • a weight reduction of up to 50% is possible.
  • FIG. 5 shows a schematic partial section of a second embodiment of the auxiliary unit 11 is shown.
  • the drive shaft 31 is mounted axially in the housing 34 in standard hydraulic pumps 27.
  • the radial bearing 28 is provided, through which the drive shaft 31 is received radially mounted.
  • the radial bearing 28 includes a rolling bearing 36, such as a roller bearing or the like, which is held by an adapter plate 37.
  • the adapter plate 37 is in turn firmly screwed to the housing 34, wherein preferably a snug fit is provided, so that the rolling bearing 36 is aligned exactly to the axis of rotation of the drive shaft 31.
  • the radial bearing 28 is positioned directly adjacent to an outlet region 32 of the drive shaft 31. This leaves a connection-side free end 38 of the drive shaft 31 for connecting the clutch 29.
  • an adapter element 39 is placed on the connection-side end 38 of the drive shaft 31.
  • a key 43 is provided to ensure an axially as well as radially secured receptacle of the adapter element 39 on the drive shaft 31.
  • This adapter element 39 engages in a hub 42 of the coupling 29, wherein a snug fit is formed for the central reception of the coupling 29.
  • the clutch 29 is preferably designed as a magnetic coupling, which is electrically controllable. Within the drive pulley 21, the clutch 29 is provided so that again a space-saving arrangement is given.
  • the drive shaft 31 can also be loaded radially, thereby allowing the drive pulley 21 is placed without further support on the drive shaft 31 and can be driven by the belt 19. If a chain or gears are provided instead of the belt 19, a corresponding component is provided instead of the drive pulley 21 in order to drive the hydraulic pump 27.
  • auxiliary unit 11 By this small-sized, space-saving design of the auxiliary unit 11 is possible that larger hydraulic pumps can be used within a designated space, which in turn increased performance of the auxiliary unit 11 can be provided.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
  • Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
PCT/EP2013/062781 2012-06-19 2013-06-19 Groupe auxiliaire de commande d'un ou plusieurs dispositifs d'entraînement hydrauliques Ceased WO2013190002A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012105301A DE102012105301A1 (de) 2012-06-19 2012-06-19 Nebenaggregat zur Ansteuerung von einem oder mehreren hydraulischen Antrieben
DE102012105301.4 2012-06-19

Publications (1)

Publication Number Publication Date
WO2013190002A1 true WO2013190002A1 (fr) 2013-12-27

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ID=48670552

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/062781 Ceased WO2013190002A1 (fr) 2012-06-19 2013-06-19 Groupe auxiliaire de commande d'un ou plusieurs dispositifs d'entraînement hydrauliques

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Country Link
DE (2) DE102012105301A1 (fr)
WO (1) WO2013190002A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111703299A (zh) * 2020-07-22 2020-09-25 朔州佳隆工贸有限公司 卡车充电机支撑装置
CN114363727A (zh) * 2022-01-14 2022-04-15 深圳市睿拓源科技有限公司 一种具备快速拆装结构的光电交换机

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4441721A1 (de) * 1993-11-24 1995-06-01 Toyoda Automatic Loom Works Taumelscheibenkompressor
US20020122727A1 (en) * 2001-03-05 2002-09-05 Fugitt Rubber & Supply Co., Inc. Generator unit with clutch-driven pump
DE202004000654U1 (de) * 2004-04-03 2004-11-25 Tück, Bernd Joachim Hydraulikpumpenantrieb über Magnetkupplung vom Fahrzeugmotor, sowie deren elektrische Steuerung für den Bedarf
KR20110037152A (ko) * 2009-10-06 2011-04-13 (주)한서정공 피스톤 펌프 구동장치
EP2351919A1 (fr) * 2010-01-11 2011-08-03 Pierburg Pump Technology GmbH Pompe de refroidissement de moteur à combustion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1887131U (de) * 1963-12-06 1964-02-06 Heinkel Ag Ernst Brennkraftmaschine mit wechselgetriebe.
DE3616672A1 (de) * 1986-05-16 1987-11-19 Man Nutzfahrzeuge Gmbh Nebenantrieb einer brennkraftmaschine fuer mehrere hilfsmaschinen
DE3819986A1 (de) * 1988-06-11 1989-12-14 Pierburg Gmbh Regelbarer antrieb und verfahren zu seiner steuerung
DE4217910A1 (de) * 1992-05-30 1993-12-02 Teves Gmbh Alfred Von einem Verbrennungsmotor angetriebene Hydraulikpumpe
DE10023118B4 (de) * 2000-05-11 2005-07-21 Deutz Ag Bogenzahnkupplung im Antriebsstrang von Nebenaggregaten

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4441721A1 (de) * 1993-11-24 1995-06-01 Toyoda Automatic Loom Works Taumelscheibenkompressor
US20020122727A1 (en) * 2001-03-05 2002-09-05 Fugitt Rubber & Supply Co., Inc. Generator unit with clutch-driven pump
DE202004000654U1 (de) * 2004-04-03 2004-11-25 Tück, Bernd Joachim Hydraulikpumpenantrieb über Magnetkupplung vom Fahrzeugmotor, sowie deren elektrische Steuerung für den Bedarf
KR20110037152A (ko) * 2009-10-06 2011-04-13 (주)한서정공 피스톤 펌프 구동장치
EP2351919A1 (fr) * 2010-01-11 2011-08-03 Pierburg Pump Technology GmbH Pompe de refroidissement de moteur à combustion

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111703299A (zh) * 2020-07-22 2020-09-25 朔州佳隆工贸有限公司 卡车充电机支撑装置
CN114363727A (zh) * 2022-01-14 2022-04-15 深圳市睿拓源科技有限公司 一种具备快速拆装结构的光电交换机

Also Published As

Publication number Publication date
DE202013012045U1 (de) 2015-02-23
DE102012105301A1 (de) 2013-12-19

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