EP3507503A1 - Tank - Google Patents
TankInfo
- Publication number
- EP3507503A1 EP3507503A1 EP17751747.1A EP17751747A EP3507503A1 EP 3507503 A1 EP3507503 A1 EP 3507503A1 EP 17751747 A EP17751747 A EP 17751747A EP 3507503 A1 EP3507503 A1 EP 3507503A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- tank
- oil
- tank according
- line
- deflecting plate
- 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.)
- Withdrawn
Links
- 238000001816 cooling Methods 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 239000003921 oil Substances 0.000 description 71
- 238000007872 degassing Methods 0.000 description 6
- 239000010724 circulating oil Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
- F15B1/26—Supply reservoir or sump assemblies
Definitions
- the invention relates to a tank for a hydraulic system according to the preamble of claim 1.
- connection line is here, for example, with a
- the invention has for its object to provide a tank in which the mentioned disadvantages are avoided or at least occur to a lesser extent.
- a tank is provided, in particular for a hydraulic system, in particular for a cylinder direct drive.
- the tank can be used in drive technology, in a hydraulic control or in aggregate construction.
- the tank preferably has a connection line or a suction pressure pipe, via which oil can be removed from the tank and can be returned to the tank via the oil.
- oil can be taken alternately over the same connecting line and returned to the tank.
- a baffle or baffle is provided in the tank.
- the oil can be directed in a defined and / or preferred flow direction.
- the baffle is advantageously arranged such that the flowing oil experiences sufficient time until the re-suction, so that it can be sufficiently degassed and heat, especially over the walls of the tank, can flow. Furthermore, it is advantageous that the improved degasification and the improved heat dissipation of the oil can lead to a reduction of a tank volume of the tank.
- the baffle is arranged and configured such that the incoming oil is approximately upwards, that is, as seen in the vertical direction upwards, steered and / or guided away from the mouth opening.
- the "lead up” has the advantage that the oil in the direction of the rising gas bubbles, if any, is steered, whereby a degassing is supported.
- the deflecting plate is arranged and configured such that the defined flow direction leads to a circulation of the oil around the deflecting plate.
- the oil flowing out of the connecting line can then flow into the circulating oil and the oil sucked into the connecting line can then be led out of the circulating oil.
- the baffle is introduced into the tank such that the oil flow is directed so that the oil in the tank circulated. This is achieved by the physically different behavior of the oil during suction and when flowing out of the connecting line.
- an orifice or an orifice of the connecting pipe or pipe in the tank is designed such that the orifice, in particular in cooperation with the deflector, supports the defined deflection of the oil.
- the orifice in particular in cooperation with the deflector, supports the defined deflection of the oil.
- the deflecting plate and / or the outlet opening are / is designed in such a way that oil taken from the connection line is drawn in from below, in particular from an immediate vicinity of the outlet opening. From the mouth opening escaping oil can thus be deflected in particular upwards and sucked oil can be sucked in from below, which increases a period for the degassing and heat dissipation.
- the mouth opening extends approximately obliquely to an up-down direction.
- the mouth opening can point downwards and / or towards the opposite side wall.
- Mouth opening supports the inflow of oil from below. It is conceivable that the orifice is located in the flow path of the circulating oil in the tank, in particular in that position in which the oil flows at least partially upwards, in particular during or after a deflection of the oil through the baffle.
- the connecting line preferably projects into the tank, in particular approximately horizontally. Further preferably, the connecting line, starting from a side wall einkragen into the tank. However, it is also conceivable that the mouth opening in the
- Side wall is configured and the side wall is transformed accordingly, for example, to allow an obliquely downwardly facing mouth opening.
- the mouth opening is preferably arranged in a lower region of the tank, so that the oil has a comparatively large flow path for degassing.
- the deflection plate may have a deflection section or a deflection edge.
- Mouth opening escaping oil in particular ramp-like, be deflected upward.
- the deflection section thus leads device-wise simply to a deflection of the oil with low flow losses.
- the arrangement of the deflection is adapted to the mouth opening.
- the deflection section may, for example, extend approximately parallel to the mouth opening and / or delimit a kind of channel together with the mouth opening.
- the deflection portion extends approximately at a distance parallel to the mouth opening.
- the baffle at least approximately in a plane which extends approximately perpendicular to the baffle and extending approximately parallel to the top-bottom direction, be formed in the tank, an annular channel for the oil.
- the baffle extends device-wise simple in a top-bottom direction.
- the baffle in particular the
- Deflection portion of the baffle arranged in front of the orifice and / or adjacent to the mouth opening.
- the deflection portion can be seen in the longitudinal direction of the connecting line or the mouth opening arranged in front of the mouth opening and cut geometrically, for example, by a longitudinal axis of the mouth opening.
- the baffle next to the deflection portion has a guide portion for guiding the oil in the tank after the deflection.
- the guide portion is preferably arranged approximately in a plane which may extend approximately parallel to the top-bottom direction.
- the deflection is designed device technology simple and cost-angled to the guide section.
- the deflection section can be provided below the guide section.
- the guide section for guiding the oil at least within the oil is arranged, ie in particular under an upper oil surface, which is adjacent to gas, for example.
- the guide portion may be flowed around at least above and below by the oil.
- a lower edge of the baffle In a further embodiment of the invention can be seen in a longitudinal section of the mouth opening a lower edge of the baffle approximately in a horizontal plane together with a lower edge of the mouth opening.
- a flow cross-section is created for the oil between the lower edges, which can then flow directly into the connecting line during suction with low flow resistance.
- the lower edge of the baffle is spaced apart from the lower edge of the mouth opening in the horizontal direction.
- a lateral sheet metal edge or both lateral sheet edges of the baffle can not or substantially not flow around by the lateral sheet metal edge or both lateral sheet edges are connected to the side wall or with the side walls of the tank, or abut against the side wall or on the side walls, or there may be a comparatively small distance between the side wall and the side wall
- the deflecting plate can be arranged such that oil above and below the deflecting plate can be flowed from one sheet side to the other sheet side.
- a system for filtering and / or cooling of the oil can be provided in the tank.
- the system has a drain line through which oil is tapped from the tank.
- the system can have a feed line, via which oil can be fed into the tank after filtering and / or cooling.
- a filter and / or a cooling device Preferably, downstream of or upstream of the filter and / or the cooling device is a hydraulic machine, in particular a hydraulic pump, in
- the filter lines preferably branch off from the tank on the sheet-metal side of the deflection plate facing away from the outlet opening, since the oil is largely degassed in this area.
- the system is installed for filtering and / or cooling in a calmed tank area.
- the drain line branches upstream of the feed line, seen in the direction of the oil circulating in the tank, from the tank.
- an opening of the drain line may be provided above an opening of the feed line in the tank.
- the tank has a degassing space in which the gas can escape from the oil.
- the tank according to the invention thus enables a reduction of a tank volume and an optimization of an oil movement.
- the flow of the oil of the connecting line can advantageously be conducted in such a way that the oil can be sufficiently degassed and filtered.
- the tank can be made smaller, making it cheaper and more environmentally friendly.
- a tank 1 has a connecting line 2. About this oil can be introduced into an interior 4 of the tank or removed from this.
- the connecting line 2 has a mouth opening 8, which extends approximately obliquely to a vertical direction.
- the mouth opening 8 in this case points towards a bottom side 10 and a side wall 12 of the tank 1.
- a baffle 14 Spaced to the mouth opening 8, a baffle 14 is arranged in the tank 1. With this can in the tank via the connecting line 2 incoming oil are deflected upwards, which leads to a total circulating around the baffle 14 flow 16 of the oil.
- the deflection plate 14 has a deflection section 18 and a guide section 20.
- the sections 18, 20 are arranged at an angle to each other.
- the deflection section 18 extends approximately obliquely to a vertical axis and can in the
- a length of the deflection section 18 - seen in cross-section according to the figure - corresponds to approximately a length of the mouth opening 8.
- Baffle 14 is spaced from the bottom side 10. Furthermore, an upper edge 26 of the baffle 14 is spaced from a surface of the oil provided in the tank 1. Thus, the oil can flow around the baffle 14 seen in cross section.
- the connecting line 2 projects according to the figure in the interior 4 of the tank 1 a.
- a lower edge 30 of the mouth opening 8 is spaced from the lower edge 24 of the deflecting plate 14 and lies with this approximately in a horizontal plane.
- an upper edge 32 of the orifice 8 which is spaced from an angular region 34 of the baffle 14 and lies approximately in a horizontal plane with this. Between the lower edges 24 and 30 of the orifice 8 and the baffle 14 is thus a
- gas 42 of the oil can be performed together with the oil upwards and exit via the surface 28 of the oil. Furthermore, the oil may release heat 44 through the circulation around the baffle 14 via the tank 1.
- a system 46 is provided for filtering and / or cooling the oil.
- This has a drain line 48 and a supply line 50.
- the drain line 48 is connected to a hydraulic pump 52, downstream of the hydraulic pump 52nd a filter 54 is provided. After the filter 54, the oil can flow back into the tank 1 via the feed line 50.
- a tank for a hydraulic system which has a connection line, through which the tank can be charged with oil and can be discharged from the tank oil.
- a baffle is provided to define the entering via the connecting line oil or leaking oil defined.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016216607.7A DE102016216607A1 (de) | 2016-09-02 | 2016-09-02 | Tank |
PCT/EP2017/070468 WO2018041606A1 (de) | 2016-09-02 | 2017-08-11 | Tank |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3507503A1 true EP3507503A1 (de) | 2019-07-10 |
Family
ID=59593093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17751747.1A Withdrawn EP3507503A1 (de) | 2016-09-02 | 2017-08-11 | Tank |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3507503A1 (de) |
CN (1) | CN109642588B (de) |
DE (1) | DE102016216607A1 (de) |
WO (1) | WO2018041606A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2973102T3 (es) * | 2020-02-13 | 2024-06-18 | Bosch Gmbh Robert | Tanque para una unidad de potencia hidráulica modular y unidad de potencia hidráulica modular que comprende el mismo |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4027595A (en) * | 1975-11-10 | 1977-06-07 | Abex Corporation | Hydraulic apparatus |
JPS5842642Y2 (ja) * | 1977-09-16 | 1983-09-27 | 東急車輌製造株式会社 | 作動油タンク |
JPH0651575U (ja) * | 1992-12-22 | 1994-07-15 | 日産ディーゼル工業株式会社 | 蓄圧式回生ブレーキ装置用オイルタンク |
JPH0651576U (ja) * | 1992-12-22 | 1994-07-15 | 日産ディーゼル工業株式会社 | 蓄圧式回生ブレーキ装置用オイルタンク |
EP2434128A1 (de) * | 2010-09-22 | 2012-03-28 | Siemens Aktiengesellschaft | Ölversorgungssystem für eine stationäre Turbomaschine |
CN202483973U (zh) * | 2012-03-22 | 2012-10-10 | 斗山工程机械(中国)有限公司 | 液压油油箱和使用该液压油油箱的挖掘机 |
CN103982473A (zh) * | 2014-05-29 | 2014-08-13 | 成都陵川特种工业有限责任公司 | 液压油箱 |
CN204371800U (zh) * | 2014-12-30 | 2015-06-03 | 斗山工程机械(山东)有限公司 | 一种液压油箱及装载机 |
CN105003470A (zh) * | 2015-06-25 | 2015-10-28 | 苏州市大力电器有限公司 | 一种新型液压油箱用隔板 |
CN105909569A (zh) * | 2016-05-12 | 2016-08-31 | 绍兴文理学院 | 用起电、分离、电控环吸附和旋转磁场处理液压油的油箱 |
-
2016
- 2016-09-02 DE DE102016216607.7A patent/DE102016216607A1/de active Pending
-
2017
- 2017-08-11 WO PCT/EP2017/070468 patent/WO2018041606A1/de unknown
- 2017-08-11 EP EP17751747.1A patent/EP3507503A1/de not_active Withdrawn
- 2017-08-11 CN CN201780053906.1A patent/CN109642588B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN109642588A (zh) | 2019-04-16 |
WO2018041606A1 (de) | 2018-03-08 |
CN109642588B (zh) | 2022-03-08 |
DE102016216607A1 (de) | 2018-03-08 |
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Legal Events
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STAA | Information on the status of an ep patent application or granted ep patent |
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Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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Effective date: 20190402 |
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AX | Request for extension of the european patent |
Extension state: BA ME |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: ROBERT BOSCH GMBH |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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17Q | First examination report despatched |
Effective date: 20220401 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20240116 |