WO2015062752A1 - Pompe d'agent de refroidissement équipée d'une coulisse de vanne réglable hydrauliquement, d'une pompe secondaire intégrée et d'un clapet électromagnétique pour générer et commander la pression de régulation - Google Patents

Pompe d'agent de refroidissement équipée d'une coulisse de vanne réglable hydrauliquement, d'une pompe secondaire intégrée et d'un clapet électromagnétique pour générer et commander la pression de régulation Download PDF

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Publication number
WO2015062752A1
WO2015062752A1 PCT/EP2014/065210 EP2014065210W WO2015062752A1 WO 2015062752 A1 WO2015062752 A1 WO 2015062752A1 EP 2014065210 W EP2014065210 W EP 2014065210W WO 2015062752 A1 WO2015062752 A1 WO 2015062752A1
Authority
WO
WIPO (PCT)
Prior art keywords
control channel
pump
piston
coolant
radial piston
Prior art date
Application number
PCT/EP2014/065210
Other languages
German (de)
English (en)
Inventor
Heinrich Dismon
Albert Genster
Original Assignee
Pierburg 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 Pierburg Gmbh filed Critical Pierburg Gmbh
Priority to EP14739177.5A priority Critical patent/EP3063413A1/fr
Priority to CN201480064959.XA priority patent/CN105814316A/zh
Publication of WO2015062752A1 publication Critical patent/WO2015062752A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0027—Varying behaviour or the very pump
    • F04D15/0038—Varying behaviour or the very pump by varying the effective cross-sectional area of flow through the rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/60—Control system actuates means
    • F05D2270/64—Hydraulic actuators

Definitions

  • the invention relates to a coolant pump for use in the motor vehicle area for promoting a coolant volume flow with a housing in which a pump shaft is rotatably mounted with a rotatably mounted impeller thereon, wherein a control device is provided for controlling the volume flow, the one in a Outflow of the impeller sliding slide element has, which is drivable via a hydraulic control device, wherein the hydraulic control device comprises a radial piston pump, an actuating device, a control channel arrangement and at least one piston device, which are fluidically interconnected such that the slide element is actuated by the piston device.
  • Controllable coolant pumps are well known from the prior art.
  • the regulation is used in particular to optimally adapt the cooling capacity of the coolant pump to the power and the respective operating phase of the engine of the motor vehicle in order to ensure efficient and low-emission operation with minimized fuel consumption.
  • DE 10 2011 081 875 A1 describes a coolant pump for use in the motor vehicle sector, in which a control device is provided which has a displaceable slide element which can be driven by a hydraulic control device.
  • the coolant pump shown here takes up a relatively large amount of space that is no longer available in the automotive area.
  • the object of the invention is therefore to provide a coolant pump, which allows a simple and cost-effective manner a scheme and thereby claimed the smallest possible space.
  • the adjusting device has a standing with the control channel arrangement in operative connection valve assembly consisting of a solenoid valve and at least one check valve.
  • operative connection valve assembly consisting of a solenoid valve and at least one check valve.
  • control channel arrangement has a first control channel for connecting a first pressure chamber of the radial piston pump with a second control channel, wherein the second control channel connects a second pressure chamber of the piston device with a third control channel, wherein the third control channel with the second control channel a fourth control channel and the outflow region of the impeller connects, wherein the fourth control channel connects the third control channel with the first pressure chamber, wherein a fifth control channel is provided which connects the Ausström Silver the impeller with the first control channel, wherein in the first, fourth and fifth control channel check valves are arranged and a valve seat for the solenoid valve is arranged in the second control channel.
  • a locking device is provided for the radial piston pump, with which the radial piston pump from a stand-by mode in an operating mode and vice versa is switchable, the Radiaikolbenpumpe only when needed be switched on, whereby wear and friction losses can be significantly reduced. It is advantageous if the locking device has a standing with a radial piston of the radial piston pump operatively connected perforated disc, which is actuated by a further 5 solenoid valve.
  • FIG. 1 shows a cross-sectional view of a coolant pump according to the invention with a slide element not actuated
  • FIG. 2 shows a sectional view of the coolant pump from FIG. 1 according to section II-II,
  • FIG. 3 shows a sectional view of the inventive coolant pump with actuated slide element
  • Figure 4 is a partial section of a coolant pump according to the invention with a locking device
  • FIG. 5 shows a schematic side view of the coolant pump from FIG. 4.
  • FIG. 1 shows a sectional view of a first embodiment of a coolant pump 2 according to the invention.
  • the coolant pump 2 is electrically driven in a form not shown.
  • the coolant pump 2 has a housing 4, which consists of two housing parts 6, 8.
  • a pump shaft 10 is rotatably supported via a bearing 12 and sealed by a sealing member 14 against a discharge area 16.
  • an impeller 18 is rotatably mounted on the pump shaft 10.
  • the impeller 18 promotes in a known manner coolant from an inflow 20 to the outflow 16.
  • a control device 22 is provided in the housing part 8.
  • This control device 22 has a slide element 24 which can be displaced into the outflow region 16 and which is prestressed in the open position by a spring element 29.
  • the slide element 24 is annular and can be driven by a hydraulic control device 26.
  • the hydraulic control device 26 has a radial piston pump 28, an adjusting device 30, a control channel arrangement 32 and a piston device 34.
  • the piston device 34 is designed in the present embodiment as an annular piston and fixedly connected to the slide element 24.
  • the spring member 29 is supported accordingly also on the annular piston 34.
  • the radial piston pump 28 is operatively connected to an eccentric disc 36 which is rotatably mounted on the pump shaft 10.
  • the eccentric disk 36 (see FIG. 2) has two cams 38, 40 in the present exemplary embodiment. However, it can also have four cams, which of course can also be versatile.
  • the radial piston pump 28 has, in a known manner, a piston member 42, to which, viewed in the radial direction, a first pressure chamber 44 adjoins.
  • the adjusting device 30 has in the present embodiment, a valve assembly which consists of a solenoid valve 46 and three check valves 48, 50 and 52 shown schematically.
  • the control channel arrangement 32 has a first control channel 54, which connects the first pressure chamber 44 with a second control channel 56.
  • the check valve 50 is arranged, which is biased in the direction of the first pressure chamber 44.
  • the first control channel 54 also has a connection to another control channel, which will be discussed later.
  • the second control channel 56 connects a second pressure chamber 58 of the piston device 34 with a third control channel 60.
  • In the second control channel 56 is also a valve seat 62 for a Valve member 64 of the solenoid valve 46 is provided.
  • the third control channel 60 connects the second control channel 56 with a fourth control channel 66, in which in turn the check valve 52 is arranged.
  • the check valve 52 is biased in the direction of the first pressure chamber 44, wherein the fourth control channel 66 fluidly connects the third control channel 60 with the first pressure chamber 46.
  • a fifth control channel 68 is provided, which connects the outflow region 16 of the impeller 18 with the first control channel 54, wherein the check valve 48 is also provided in the fifth control channel 68, which is biased relative to the outflow region 16.
  • the E Anlagenromagnetventil 46 is shown in the figure 1 in the open state, whereby the second pressure chamber 58 is not filled with liquid and, accordingly, the slide member 24 remains in its open position.
  • valve arrangement 30 ensures that the liquid conveyed by the radial piston pump 28 is pumped back only from the outflow region 16 into a region 70 in the interior of the pump, which is fluidically connected to the outflow region 16. An actuation of the slide element 24, as already shown, does not take place.
  • FIG. 2 shows a section along the section line II-II of the coolant pump 2 of Figure 1.
  • the eccentric 36 with their cams 38, 40, which is in operative connection with the radial piston pump 28.
  • an opening 72 through which a fluidic connection of the fifth control channel 68 is made possible with the outflow region 16.
  • FIG. 3 shows a sectional view of the coolant pump 2 from FIG. 1 with the valve 64 of the solenoid valve 46 in the closed position.
  • the special arrangement of the check valves 48, 50, 52 it is now possible to promote liquid from the discharge area 16 in the second pressure chamber 58, whereby the slide member 24 and the annular piston 34 can be converted into a closed position. It takes place no promotion of coolant more through the coolant pump 2 instead. It should be clear that by a suitable control of the solenoid valve 46, any defined intermediate position of the
  • FIG. 4 shows a further improved embodiment of the coolant pump 2 of Figure 1. All the same parts are provided with the same reference numerals.
  • a locking device 74 is provided, which essentially has a further, schematically illustrated solenoid valve 80 which actuates a perforated disc 78 via a shift rod 76 (see FIG. 5).
  • a perforated disc 78 RadiaJkolbenpumpe 28 is easily from a stand-by mode in which there is no operative connection with the eccentric 36, in an operating mode in which the radial piston pump 28 is actuated by the eccentric disc 36, can be transferred.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention concerne une pompe d'agent de refroidissement destinée à être utilisée dans le secteur automobile pour transporter un débit volumique d'agent de refroidissement, comprenant un boîtier (4) dans lequel un arbre de pompe (10), pourvu d'un rotor (18) placé solidairement en rotation sur celui-ci, est monté de manière rotative. Un moyen de régulation (22) est destiné à réguler le débit volumique, lequel moyen comporte une coulisse (24) qui est apte à coulisser dans une région de sortie d'écoulement (16) du rotor (18) et qui peut être entraînée par un moyen de commande hydraulique (26). Le moyen de commande hydraulique (26) comprend une pompe à piston radial (28), un moyen de réglage (30), un système de conduits de commande (32) et au moins un dispositif à piston (34) qui sont reliés entre eux en communication fluidique de sorte que la coulisse (24) peut être actionnée par le dispositif à piston (34). Le moyen de réglage (30) comprend un système de clapets qui est en liaison active avec le dispositif de conduits de commande (32) et qui est constitué d'un clapet électromagnétique (26) et d'au moins un clapet anti-retour (48, 50, 52).
PCT/EP2014/065210 2013-10-30 2014-07-16 Pompe d'agent de refroidissement équipée d'une coulisse de vanne réglable hydrauliquement, d'une pompe secondaire intégrée et d'un clapet électromagnétique pour générer et commander la pression de régulation WO2015062752A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP14739177.5A EP3063413A1 (fr) 2013-10-30 2014-07-16 Pompe d'agent de refroidissement équipée d'une coulisse de vanne réglable hydrauliquement, d'une pompe secondaire intégrée et d'un clapet électromagnétique pour générer et commander la pression de régulation
CN201480064959.XA CN105814316A (zh) 2013-10-30 2014-07-16 具有可液压调节的阀芯、集成的次级泵和电磁阀的用于产生和控制调节压力的冷却剂泵

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201310111939 DE102013111939B3 (de) 2013-10-30 2013-10-30 Kühlmittelpumpe für den Einsatz im KFZ-Bereich
DE102013111939.5 2013-10-30

Publications (1)

Publication Number Publication Date
WO2015062752A1 true WO2015062752A1 (fr) 2015-05-07

Family

ID=51178936

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/065210 WO2015062752A1 (fr) 2013-10-30 2014-07-16 Pompe d'agent de refroidissement équipée d'une coulisse de vanne réglable hydrauliquement, d'une pompe secondaire intégrée et d'un clapet électromagnétique pour générer et commander la pression de régulation

Country Status (4)

Country Link
EP (1) EP3063413A1 (fr)
CN (1) CN105814316A (fr)
DE (1) DE102013111939B3 (fr)
WO (1) WO2015062752A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108019356A (zh) * 2017-12-28 2018-05-11 湖南泵阀制造有限公司 一种具有调流与截断功能的多功能离心泵及管路***
CN108291550A (zh) * 2015-11-06 2018-07-17 皮尔伯格有限责任公司 用于内燃机的冷却剂泵

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015119095B4 (de) 2015-11-06 2019-03-21 Pierburg Gmbh Kühlmittelpumpe für eine Verbrennungskraftmaschine
DE102015119098B4 (de) 2015-11-06 2019-03-21 Pierburg Gmbh Regelanordnung für eine mechanisch regelbare Kühlmittelpumpe einer Verbrennungskraftmaschine
EP3431768B1 (fr) * 2017-07-17 2022-03-30 Airtex Products, S.A. Pompe de refroidissement réglable
DE102017120191B3 (de) 2017-09-01 2018-12-06 Nidec Gpm Gmbh Regelbare Kühlmittelpumpe für Haupt- und Nebenförderkreislauf
EP3597925B1 (fr) * 2018-07-16 2024-02-14 Airtex Products, S.A. Pompe de refroidissement réglable
EP4067665A1 (fr) * 2021-03-31 2022-10-05 Airtex Products, S.A.U. Pompes de refroidissement variable
CN117425769A (zh) * 2021-05-20 2024-01-19 皮尔伯格泵技术有限责任公司 可控机械式机动车辆冷却剂泵
DE102022116714B4 (de) 2022-07-05 2024-07-11 Pierburg Pump Technology Gmbh Variable mechanische Kraftfahrzeug-Flüssigkeitspumpe

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WO2012116676A1 (fr) * 2011-03-02 2012-09-07 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Pompe à liquide de refroidissement pouvant être régulée
EP2565462A2 (fr) * 2011-08-31 2013-03-06 Schaeffler Technologies AG & Co. KG Pompe à liquide de refroidissement réglable avec actionneur à activation hydraulique

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DE102008022354B4 (de) * 2008-05-10 2012-01-19 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Regelbare Kühlmittelpumpe und Verfahren zu deren Regelung
DE102008026218B4 (de) * 2008-05-30 2012-04-19 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Regelbare Kühlmittelpumpe
DE102011012827B3 (de) * 2011-03-02 2012-04-19 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Vorrichtung u. Verfahren zur definierten Längsverschiebung einer in einer Antriebswelle mitdrehenden Verstellvorrichtung
DE102011076137B4 (de) * 2011-05-19 2014-07-17 Schaeffler Technologies Gmbh & Co. Kg Aktuatorik für eine geregelte Kühlmittelpumpe
DE102012207387A1 (de) * 2011-07-27 2013-01-31 Mahle International Gmbh Kühleinrichtung
DE102011083805A1 (de) * 2011-09-30 2013-04-04 Schaeffler Technologies AG & Co. KG Regelbare Kühlmittelpumpe mit integriertem Druckraum
DE102011084861A1 (de) * 2011-10-20 2013-04-25 Schaeffler Technologies AG & Co. KG Regelbare Kühlmittelpumpe mit hydraulischer Aktorik
CN103148018B (zh) * 2013-03-05 2017-08-25 湖南机油泵股份有限公司 一种用于发动机冷却***的变排量水泵

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WO2012116676A1 (fr) * 2011-03-02 2012-09-07 Geräte- und Pumpenbau GmbH Dr. Eugen Schmidt Pompe à liquide de refroidissement pouvant être régulée
EP2565462A2 (fr) * 2011-08-31 2013-03-06 Schaeffler Technologies AG & Co. KG Pompe à liquide de refroidissement réglable avec actionneur à activation hydraulique

Non-Patent Citations (1)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108291550A (zh) * 2015-11-06 2018-07-17 皮尔伯格有限责任公司 用于内燃机的冷却剂泵
CN108350886A (zh) * 2015-11-06 2018-07-31 皮尔伯格有限责任公司 用于机动车领域的冷却剂泵
US10508650B2 (en) 2015-11-06 2019-12-17 Pierburg Gmbh Coolant pump for an internal combustion engine
CN108350886B (zh) * 2015-11-06 2020-03-03 皮尔伯格有限责任公司 用于机动车领域的冷却剂泵
US10982676B2 (en) 2015-11-06 2021-04-20 Pierburg Gmbh Coolant pump for the automotive industry
CN108291550B (zh) * 2015-11-06 2021-06-08 皮尔伯格有限责任公司 用于内燃机的冷却剂泵
CN108019356A (zh) * 2017-12-28 2018-05-11 湖南泵阀制造有限公司 一种具有调流与截断功能的多功能离心泵及管路***

Also Published As

Publication number Publication date
EP3063413A1 (fr) 2016-09-07
DE102013111939B3 (de) 2014-10-30
CN105814316A (zh) 2016-07-27

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