WO2016166321A1 - Pompe hydraulique portative mobile pour outils à commande hydraulique - Google Patents

Pompe hydraulique portative mobile pour outils à commande hydraulique Download PDF

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Publication number
WO2016166321A1
WO2016166321A1 PCT/EP2016/058398 EP2016058398W WO2016166321A1 WO 2016166321 A1 WO2016166321 A1 WO 2016166321A1 EP 2016058398 W EP2016058398 W EP 2016058398W WO 2016166321 A1 WO2016166321 A1 WO 2016166321A1
Authority
WO
WIPO (PCT)
Prior art keywords
housing
hydraulic pump
tool
pump according
output
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/EP2016/058398
Other languages
German (de)
English (en)
Inventor
Hans-Günther Gänslein
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.)
Werkzeuge fur Die Elektrische Stromverteilung Ug (haftungsbeschrankt)
Original Assignee
Werkzeuge fur Die Elektrische Stromverteilung Ug (haftungsbeschrankt)
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 Werkzeuge fur Die Elektrische Stromverteilung Ug (haftungsbeschrankt) filed Critical Werkzeuge fur Die Elektrische Stromverteilung Ug (haftungsbeschrankt)
Priority to EP16717134.7A priority Critical patent/EP3283765B1/fr
Publication of WO2016166321A1 publication Critical patent/WO2016166321A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • F04B17/06—Mobile combinations

Definitions

  • the invention relates to portable mobile hydraulic pumps for hydraulically operated tools with a disk motor in conjunction with a control device and a cup-shaped fluid receiving housing with connections for at least one tool on the housing and at least one outlet and an inlet and an eccentric with coupled pumping elements and channels in the case.
  • a portable hydraulic pump is known inter alia by the document DE 295 14 768 U1.
  • a housing In a housing is a pump unit.
  • a trained as a disk motor electric motor drive is arranged outside of the housing.
  • the pressure side of the pump unit is connected via a pressure line to an outlet.
  • the document DE 295 19 941 U1 describes a hydraulic pump unit, wherein a plurality of pump units are coupled to an electric motor via an eccentric. These components are housed together in a housing.
  • the housing has an inlet and an outlet for the hydraulic medium.
  • a hydraulic motor pump unit is known.
  • the drive of a pump element by means of a collector motor.
  • the pressure sides of a plurality of pump elements are connected via pressure lines to the outlet of the hydraulic pump.
  • a mobile hydraulic pump for hydraulically operated tools is disclosed in the publication DE 10 2007 047 757 A1.
  • a pancake motor acts on pump units via a coupled eccentric.
  • the pressure sides of the pump units are connected via channels to an outlet of the hydraulic pump. These channels are part of the housing.
  • the indicated in claim 1 invention has for its object to provide a mobile hydraulic pump for hydraulically operated tools easy and portable.
  • the portable mobile hydraulic pumps for hydraulically operated tools with a pancake motor in conjunction with a control device and a cup-shaped fluid receiving housing with connections for at least one tool on the housing and at least one outlet and an inlet and an eccentric with coupled pumping elements and channels in the housing are characterized in particular by their simple realization.
  • the housing has two connecting pieces with the connections for the at least one tool.
  • First channels connect the pressure sides of the pumping elements and in each case a first outlet of the connecting piece.
  • a second channel connects a second output and a connector for the tool.
  • a third channel connects a third outlet and the interior of the housing.
  • the outputs are spaced apart in a plane.
  • at least one functional element on the plane is arranged so that the outputs are closed or
  • the first channels as pressure lines for the hydraulic medium are placed in the housing, so that a compact portable mobile hydraulic pump is present.
  • the compactness continues to lead to a small possible realization.
  • the size is essentially determined by the housing itself and the dimensions of the pancake motor.
  • the interior of the housing is the reservoir for the hydraulic medium, which is connected to the suction sides of the pumping elements.
  • the pumping elements are located at least partially in the hydraulic medium of the interior. The formation of the pressure lines in the housing means that large pressures of the hydraulic medium can be realized even with small dimensions.
  • the fittings and the functional elements advantageously lead to a universally applicable portable mobile hydraulic pump. These can be easily connected to a tool with a single-acting cylinder, a double-acting cylinder and a cylinder with its own valve.
  • the outputs are arranged in one plane so that simply implemented functional elements can be connected tightly to them.
  • the functional elements advantageously also have at least one flat surface on, which are easily sealed and detachable connected to each other. The solubility is ensured by means of known screw connections.
  • the pancake motor is coupled or coupleable to a known accumulator as an electrical energy source.
  • the control is carried out by means of the control device, which may be a known data processing system, for example in the form of a known microcomputer.
  • Mobile and portable means in particular the possibility to carry the hydraulic pump by the user, so that he can use the tool directly on site.
  • the hydraulic pump and the tool can thus be operated independently on site.
  • the functional element is according to the embodiment of claim 2 advantageously a closure plate, a circulation plate with at least one line, a pressure relief valve, a pressure relief valve in conjunction with a port, a directional control valve or an adapter.
  • the pressure relief valve may further be connected to a tank and / or the interior of the housing, so that the pressure-increasing excess fluid enters the tank and / or the interior. With such a valve can also be advantageously set the maximum pressure of the fluid to the tool.
  • the functional element has according to the embodiment of claim 3, a polygonal base. This advantageously leads to the fact that the functional element can be easily placed and fixed in a predetermined and functional position.
  • the functional element has, according to the embodiment of claim 4 on a square base. Furthermore, the first output, the second output and the third output are arranged in a diagonal of a quadrangle. By turning and fixing, outputs can be connected and terminated.
  • a housing wall of the pancake motor is according to the embodiment of claim 5, both the lid of the housing and a heat sink of the pancake motor.
  • the height of the hydraulic pump decreases. At the same time that works located in the housing and flowing during operation of the tool fluid heat dissipation and thus as a cooling medium.
  • the heat sink has according to the embodiment of claim 6 in the housing facing cooling fins, so that an enlarged cooling surface is present.
  • the shaft of the pancake motor is according to the embodiment of claim 7 at the same time the shaft for the eccentric in coupling with the pumping elements.
  • the shaft for the eccentric in coupling with the pumping elements For a simple operation of the pumping elements is given. This realization leads to a simple and economically cheap to deploy mobile hydraulic pump.
  • a pressure measuring device connected to the outlet of the housing is connected to the control device in such a way that the pancake motor is switched off at a predetermined pressure and / or over a period of time substantially increasing pressure.
  • the corresponding tools are in their final position.
  • the pressure is only increased in the channels and hoses leading to the tools. This leads to a significant increase in pressure, which is indicated in the time-pressure curve by a break point and a significantly increased slope of the corresponding curve.
  • This is used to shut down the disc rotor motor. This is done automatically, so that the use is simplified and a significant overpressure in the leads to the tool is avoided.
  • the pressure measuring device may also be a pressure sensor. This is in this case connected to the data processing system so that is switched off at a predetermined and adjustable pressure of the pancake motor. An overpressure in the supply lines to the tool is largely avoided.
  • a known pressure booster is connected to the embodiment of claim 9. This can easily be generated with the hydraulic pump, a very high pressure.
  • a pressure-limiting valve is coupled to the fourth outlet of the functional element in such a way that, in the event of overpressure, the first channels are connected to the interior of the housing and / or a tank. An overpressure in the supply lines to the tool is avoided.
  • the inlet is connected according to the embodiment of claim 1 1 with at least one tank, wherein the tank is a separately arranged tank or a tank on the housing.
  • the interior of the housing is connected according to the embodiment of claim 12 via the inlet and a solenoid valve to the tank for hydraulic medium on the housing, which is further interconnected with the control device.
  • a fluid cooler Between the inlet and the tank is located after the embodiment of claim 13, a fluid cooler.
  • a tool connection and / or the tool has according to the embodiment of claim 14 at least one transponder with tool-specific data.
  • FIG. 3 shows a housing of a portable mobile hydraulic pump with functional elements
  • Fig. 6 is a portable mobile hydraulic pump with tanks.
  • a portable mobile hydraulic pump for hydraulically operated tools consists essentially of a pancake motor 1, a control device 25, a cup-shaped fluid receiving housing 2 with pumping elements 8 and fittings 3.
  • Fig. 1 shows a portable mobile hydraulic pump in a schematic representation.
  • the pancake motor 1 is located on the pot-shaped housing 2.
  • the connection pieces 3 are designed to project laterally, so that the tool connections 4 are freely accessible and functional elements easily on and degradable.
  • Fig. 2 shows a portable mobile hydraulic pump in a basic sectional view.
  • the pancake motor 1 is a known electric motor, the rotor being a disk.
  • the latter is a permanent magnet.
  • the coils are fixed and components of the stator. The operation takes place by means of the control device 25 connected to the pancake motor 1.
  • the pancake motor 1 is located on the cup-shaped housing 2 receiving the fluid.
  • a housing wall 5 of the pancake motor 1 may advantageously be the lid of the housing 2 at the same time.
  • This housing wall 5 serves at the same time for cooling, wherein flowing medium in the housing 2 can be used simultaneously as a coolant.
  • the housing wall 5 facing the interior of the housing 2 may have cooling fins 6.
  • the cup-shaped housing 1 may advantageously be a cast body.
  • the housing 1 further has connections for at least one tool and in each case at least one outlet 22 and an inlet 23 and an eccentric 7 with coupled pumping elements 8 and channels 9 in the housing 2.
  • the housing 2 there are three pumping elements 8 in the form of known piston pumps.
  • the pistons of the pump elements which are offset with respect to one another in a plane, are coupled to the eccentric 7.
  • the shaft 10 of the disc rotor motor 1 is at the same time the shaft 10 for the eccentric 7, wherein the shaft 10 penetrates the housing wall 5 as a cover of the housing 2.
  • the pumping elements 8 are fixed with pins.
  • Fig. 3 shows a housing of a portable mobile hydraulic pump in a schematic representation.
  • the suction sides of the pumping elements 8 are connected to the interior 1 1 of the housing 2.
  • the pressure side of the pump elements 8 are connected via first channels 12 as pressure channels with the first outputs 15 of the connecting pieces 3.
  • the first channels 12 are Components of the housing 2 and are introduced holes, with unnecessary end portions are provided with at least one closure element.
  • the housing 2 has two connecting pieces 3 with the connections for the at least one tool in each case as a tool connection 4.
  • the connecting piece 3 connect a second channel 13 a second output 16 and a connection for the tool and a third channel 14, a third output 17 and the interior 1 1 of the housing 2.
  • the outputs 15, 16, 17 of the connector 3 are spaced apart in a plane to each other.
  • the end of the connecting piece 3 with the three outputs 15, 16, 17 is square-shaped in particular square.
  • the outputs 15, 16, 17 are arranged in a diagonal.
  • At least one functional element 18 is arranged so that
  • Functional element 18 is connected and an outlet closed
  • O stands for open (connection via the functional element 18) and X for closed (with region of the plate as the functional element 18).
  • X stands for closed (connection via the functional element 18).
  • These functions are only examples.
  • other functional elements 18 with through holes and / or other connections are not excluded from drilling.
  • This can be in particular 3/2 or 2/2-way valves.
  • a valve or valves can be attached directly as a functional element.
  • the actuation units of the valves are coupled to the control device 25 so that they are actuated according to the respective function. This is a universal and economical use of portable hydraulic pump is given.
  • FIG. 5 shows a connection piece 3 with functional elements 18 and tank 21 in a basic representation.
  • the functional element 18 can for this purpose a closure plate, a circulation plate with at least one line for connecting two outputs, a pressure relief valve 20, a pressure relief valve in conjunction with a port, a pressure relief valve in conjunction with a tank 21 for fluid or an adapter.
  • the functional element 18 has a polygonal base, in particular a square base. The bases of the functional element 18 and the end of the connecting piece 3 with the outputs 15, 16, 17 have the same dimensions.
  • a pressure relief valve 20 is coupled so that the first channels 12 are connected to the interior 1 1 of the housing 2 and / or the tank 21 at overpressure.
  • Fig. 6 shows a portable mobile hydraulic pump with tanks 21 in a schematic representation.
  • a pressure measuring device 24 may be connected, which may further be connected to the control device 25 so that at a predetermined pressure and / or over a period substantially increasing pressure of the pancake motor 1 is turned off.
  • the outlet 22 and a pressure booster can be connected.
  • the housing 2 may also have two outlets 22 for each pressure measuring device 24 and a pressure booster.
  • a battery 26 is advantageously provided.
  • the inlet 23 of the housing 2 is connected to the at least one tank 21, wherein the tank 21 or the tanks are arranged on the housing 2. Of course, this can also be a separately arranged tank.
  • the interior 1 1 of the housing 2 is connected to the housing 2 via the inlet 23 and a solenoid valve to the tank 21 for hydraulic medium.
  • the solenoid valve is connected to the control device 25, wherein when the pressure builds up to the tool, the solenoid valve is closed.
  • a fluid cooler located between the inlet 23 and the tank 21 is a fluid cooler.
  • a tool connection and / or the tool has at least one transponder with tool-specific data.
  • the tool terminals 4 of the housing 2 have transmit / receive devices for electromagnetic waves connected to the control device 25.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)

Abstract

L'invention concerne des pompes hydrauliques portatives mobiles destinées à des outils à commande hydraulique, comportant un moteur à rotor à disque connecté à un dispositif de commande et un carter en forme de pot recevant le fluide et présentant des raccordements pour au moins un outil au niveau du carter, et au moins respectivement une sortie et une entrée, ainsi qu'un excentrique muni d'éléments de pompe accouplés et de canaux ménagés dans le carter. Les pompes sont en particulier caractérisées par leur simplicité de réalisation. À cet effet, le carter est muni de deux éléments de raccordement pourvus des raccordements pour le ou les outils. De premiers canaux relient les côtés pression des éléments de pompe et respectivement une première sortie de l'élément de raccordement. Un deuxième canal ménagé dans l'élément de raccordement relie une deuxième sortie et un raccordement pour l'outil. Par ailleurs, un troisième canal ménagé dans l'élément de raccordement relie une troisième sortie et l'espace intérieur du carter. Les sorties sse trouvent à distance les unes dans autres dans un plan. Par ailleurs, au moins un élément fonctionnel est présent.
PCT/EP2016/058398 2015-04-17 2016-04-15 Pompe hydraulique portative mobile pour outils à commande hydraulique Ceased WO2016166321A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16717134.7A EP3283765B1 (fr) 2015-04-17 2016-04-15 Pompe hydraulique portable mobile pour utils actionné hydrauliquement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015207033.6A DE102015207033A1 (de) 2015-04-17 2015-04-17 Tragbare mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge
DEDE102015207033.6 2015-04-17

Publications (1)

Publication Number Publication Date
WO2016166321A1 true WO2016166321A1 (fr) 2016-10-20

Family

ID=55759590

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/058398 Ceased WO2016166321A1 (fr) 2015-04-17 2016-04-15 Pompe hydraulique portative mobile pour outils à commande hydraulique

Country Status (3)

Country Link
EP (1) EP3283765B1 (fr)
DE (1) DE102015207033A1 (fr)
WO (1) WO2016166321A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020043842A1 (fr) 2018-08-30 2020-03-05 Holmatro N.V. Outil doté d'une pompe et d'un moteur sur un arbre commun
EP3638378B1 (fr) 2017-06-12 2021-04-07 Weber-Hydraulik GmbH Unite hydraulique pour outils de sauvetage hydraulique, et equipe d'outil de sauvetage

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT522933B1 (de) * 2019-09-06 2021-04-15 Weber Hydraulik Gmbh Tragbares, akkubetriebenes Hydraulikaggregat für hydraulische Rettungswerkzeuge
DE202021102039U1 (de) * 2021-04-16 2021-04-26 Robert Bosch Gesellschaft mit beschränkter Haftung Antriebsmodul für ein elektrohydraulisches System

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29514768U1 (de) 1995-09-14 1995-11-09 Kabelkonfektionstechnik KKT GmbH, 96515 Sonneberg Hydraulikpumpe
DE29519941U1 (de) 1995-12-15 1997-04-17 Wagner, Paul-Heinz, 53804 Much Hydraulisches Pumpenaggregat
DE29802441U1 (de) 1998-02-12 1998-05-07 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 81673 München Hydraulisches Motorpumpenaggregat
WO2001096742A1 (fr) * 2000-06-16 2001-12-20 Lukas Hydraulik Gmbh & Co. Kg Unite a pompe hydraulique portative
DE202007013935U1 (de) * 2007-09-28 2008-01-17 ESV Werkzeuge und Zubehör für die elektrische Stromverteilung GmbH Mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge
DE102007047757A1 (de) 2007-09-28 2009-04-02 ESV Werkzeuge und Zubehör für die elektrische Stromverteilung GmbH Mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge
WO2009043798A1 (fr) * 2007-09-28 2009-04-09 ESV Werkzeuge und Zubehör für die elektrische Stromverteilung GmbH Pompe hydraulique mobile pour outils à entraînement hydraulique
WO2012051974A2 (fr) * 2010-09-06 2012-04-26 Kkt Gmbh Installation pour accroître les performances d'outils à commande hydraulique

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2389633T3 (es) * 2009-04-15 2012-10-29 Hawe Hydraulik Se Grupo motobomba

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29514768U1 (de) 1995-09-14 1995-11-09 Kabelkonfektionstechnik KKT GmbH, 96515 Sonneberg Hydraulikpumpe
DE29519941U1 (de) 1995-12-15 1997-04-17 Wagner, Paul-Heinz, 53804 Much Hydraulisches Pumpenaggregat
DE29802441U1 (de) 1998-02-12 1998-05-07 Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 81673 München Hydraulisches Motorpumpenaggregat
WO2001096742A1 (fr) * 2000-06-16 2001-12-20 Lukas Hydraulik Gmbh & Co. Kg Unite a pompe hydraulique portative
DE202007013935U1 (de) * 2007-09-28 2008-01-17 ESV Werkzeuge und Zubehör für die elektrische Stromverteilung GmbH Mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge
DE102007047757A1 (de) 2007-09-28 2009-04-02 ESV Werkzeuge und Zubehör für die elektrische Stromverteilung GmbH Mobile Hydraulikpumpe für hydraulisch zu betreibende Werkzeuge
WO2009043798A1 (fr) * 2007-09-28 2009-04-09 ESV Werkzeuge und Zubehör für die elektrische Stromverteilung GmbH Pompe hydraulique mobile pour outils à entraînement hydraulique
WO2012051974A2 (fr) * 2010-09-06 2012-04-26 Kkt Gmbh Installation pour accroître les performances d'outils à commande hydraulique

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3638378B1 (fr) 2017-06-12 2021-04-07 Weber-Hydraulik GmbH Unite hydraulique pour outils de sauvetage hydraulique, et equipe d'outil de sauvetage
EP3862052A1 (fr) 2017-06-12 2021-08-11 Weber-Hydraulik GmbH Unité hydraulique pour outils de sauvetage hydraulique, ainsi qu'outils de sauvetage en étant équipés
US11273547B2 (en) 2017-06-12 2022-03-15 Weber-Hydraulik Gmbh Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith
US11738440B2 (en) 2017-06-12 2023-08-29 Weber-Hydraulik Gmbh Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith
EP3862052B1 (fr) * 2017-06-12 2024-04-24 Weber-Hydraulik Gmbh Unité hydraulique pour outils de sauvetage hydraulique, ainsi qu'outils de sauvetage en étant équipés
US12042918B2 (en) 2017-06-12 2024-07-23 Weber-Hydraulik Gmbh Hydraulic unit for hydraulic rescue tools, and rescue tool equipped therewith
WO2020043842A1 (fr) 2018-08-30 2020-03-05 Holmatro N.V. Outil doté d'une pompe et d'un moteur sur un arbre commun

Also Published As

Publication number Publication date
EP3283765B1 (fr) 2019-03-13
DE102015207033A1 (de) 2016-10-20
EP3283765A1 (fr) 2018-02-21

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