CN106884788A - For the hydraulic pump of compact axle, the motor pump unit with hydraulic pump and the hydraulic control unit with motor pump unit - Google Patents
For the hydraulic pump of compact axle, the motor pump unit with hydraulic pump and the hydraulic control unit with motor pump unit Download PDFInfo
- Publication number
- CN106884788A CN106884788A CN201610918706.5A CN201610918706A CN106884788A CN 106884788 A CN106884788 A CN 106884788A CN 201610918706 A CN201610918706 A CN 201610918706A CN 106884788 A CN106884788 A CN 106884788A
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- Prior art keywords
- pump
- hydraulic pump
- hydraulic
- motor
- flange
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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
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Reciprocating Pumps (AREA)
- Reciprocating Pumps (AREA)
Abstract
The present invention relates to a kind of hydraulic pump for compact axle, with pump main body（2）And pump case（6）, pump case include first flange element（8）, hydraulic pump and valve block are set in the flange component（16）Fluidly connect portion, and valve block canned paragraph is set at the flange component（22）, it is used for hydraulic pump and valve block（16）It is mechanically connected.Additionally, pump case（6）Comprising second flange element（24）, motor canned paragraph is set at the flange component（26）, it is used for hydraulic pump and the motor for driving hydraulic pump（30）It is mechanically connected.First flange element（8）Functional surfaces（29）With second flange element（24）Functional surfaces（31）Adjacently arrange.In addition have according to motor pump unit of the invention the present invention relates to a kind of motor pump unit with according to hydraulic pump of the invention and one kind（36）Hydraulic control unit.
Description
Technical field
The present invention relates to a kind of hydraulic pump particularly for compact axle as described in the preamble according to claim 1, press
According to each as described in the preamble a kind of Motor-pump unit with according to hydraulic pump of the invention of corresponding claim side by side
With a kind of hydraulic control unit with Motor-pump unit.
Background technology
In compact axle, hydraulic press, motor, hydraulic control block and hydraulic load are unified into a construction unit.Here,
The arrangement and/or construction of the especially save space of each separate part and/or total unit are favourable.
Known compact axle generally have the save space of each separate part and/or total unit arrangement and/or
Construction, but have the disadvantage in that, because they will expensively be manufactured and therefore high cost in manufacturing technology.
A kind of Motor-pump unit is shown in DE4234429A1, wherein, a kind of motor drive shaft and pump shaft for describing there
Arrangement and/or construction should compensate two axes alignment errors of axle（Nonconcentricity）.In the case, hydraulic joint by
Implement in pipe or flexible pipe, due to the sealing surface for thus existing, the reliability of this maintenance cost that might mean that increase or reduction.
A kind of compact axle described in CN104235123A, wherein, pump and motor are one after the other coaxially arranged, wherein,
Pump is arranged on valve block.Here, pipeline must be specifically arranged in working joint present on pump.Due to the sealing for thus existing
The reliability of face, this maintenance cost that might mean that increase or reduction.
DE19739233A1 discloses a kind of hydraulic package, wherein, pump cover is by one side between pump and fuel tank and the opposing party
Interface configurations of the face between pump and connector unit into.Connector unit is directly maintained on pump cover.Here, motor is consolidated whereby
The fixing screws being scheduled on pump can not be close from motor-side due to lacking motor flange.Suction joint, backflow fittings and leakage
Joint is also passed into fuel tank via flexible pipe, thus also exist in addition to the passage being configured in pump cover flexible pipe and pump cover it
Between additional sealing surface, the reliability of this maintenance cost that might mean that increase or reduction.
The content of the invention
Correspondingly, the present invention being based on of the task be to provide it is a kind of for compact axle with simplified and/or compact knot
The hydraulic pump of structure.
This task is solved according to the feature of claim 1.
Additionally, task of the invention is to provide a kind of Motor-pump unit with according to hydraulic pump of the invention, its tool
There is simplified and/or compact structure.
This task is solved according to the feature of corresponding claim side by side.
Additionally, task of the invention is to provide a kind of Motor-pump unit with according to hydraulic pump of the invention, its tool
There is simplified and/or compact structure.
This task is solved according to the feature of corresponding claim side by side.
Additionally, task of the invention is to provide a kind of hydraulic control list with according to Motor-pump unit of the invention
Unit, it has simplified and/or compact structure.
This task is solved according to the feature of corresponding claim side by side.
Favourable expansion scheme of the invention is the content of dependent claims.
There is pump main body and pump case according to the hydraulic pump for compact axle of the invention, pump case includes first flange unit
Part, hydraulic pump is set in the flange component and fluidly connects portion with least one of valve block.Additionally, being set at first flange element
Valve block canned paragraph is put, it is used for hydraulic pump is mechanically connected with valve block.Additionally, pump case includes second flange element, at this
Motor canned paragraph is set at flange component, and it is used for hydraulic pump and the motor for driving hydraulic pump, especially motor, machine
The connection of tool ground.The functional surfaces of first flange element are adjacently arranged with the functional surfaces of second flange element.
It is one advantage of the present invention that, adjacently arranged by means of first flange element and the mutual of second flange element
Functional surfaces, it is possible to achieve the simplification and/or compact structure of hydraulic pump.
In particular, hydraulic pump can run as hydraulic motor, wherein, now motor can be as generator operation.
Advantageously, hydraulic pump can be set up with fluidly connecting for valve block by means of the connection for setting up machinery.Thus it is not required to
Fluidly connecting for hydraulic pump and valve block is solely established, is thus simplified and is installed.
Advantageously, the functional surfaces of first flange element are substantially perpendicularly arranged with the functional surfaces of second flange element.By
This can realize a kind of arrangement of save space of hydraulic pump and motor.
First flange element can integratedly be constructed with second flange element.
In particular, each end region in first flange element sets at least one valve block canned paragraph, wherein, should
End regions are mutually arranged opposite one another in the axial direction of pump main body.
First flange element can be integratedly（Single part ground）Construction.With this alternatively, first flange element can have
One the first point-score is blue and second point-score for separately constructing is blue.Advantageously, first point of flange configuration is in pump case
First end section at and second point of flange configuration at the second end section of pump case, wherein, the end segments are in pump main body
Mutually arranged opposite one another on axial direction.Thus the section for being located at the pump case between end segments is vacated from flange component and can subtracted
The weight of small first flange element and the thus weight of reduction hydraulic pump.
In particular, a head elements for L-shaped are formed by the first point-score orchid or first flange element and second flange element.
It is possible thereby to realize the simplification in a kind of structure of aforementioned stable and compact functional unit, it can bring other manufactures
Advantage on technical and cost.In particular, it is possible thereby to support the mechanical load of motor, such as on valve block.
Advantageously, the portion that fluidly connects in first flange element can be by the high pressure connection for hydraulic pump at least
One fluid passage is constituted, and/or is made up of at least one fluid passage of the low-pressure connector for hydraulic pump, and/or by with
Constituted at least one fluid passage of the leaky junction of hydraulic pump.Thus the most important and/or the most frequently used liquid of hydraulic pump
Crimp head can be realized and the single pipeline that can cancel these hydraulic joints by the fluid passage in first flange element
（Arrangement）And/or flexible pipe（Arrangement）.
With this alternatively, the portion that fluidly connects in the first point-score orchid can be by the leaky junction for hydraulic pump at least
One fluid passage is constituted.To this addedly, the portion that fluidly connects in the second point-score orchid can be by the high pressure for hydraulic pump
At least one fluid passage of joint and it is made up of at least one fluid passage of the low-pressure connector for hydraulic pump.Thus hydraulic pressure
The most important and/or the most frequently used hydraulic joint of pump can by the above-mentioned realizability of the fluid passage in first flange element
It is combined with the above-mentioned advantage reduced with the weight in first flange element.
Advantageously, for high pressure connection fluid passage and/or the fluid passage for low-pressure connector and/or for letting out
Each outlet of the fluid passage of drain terminals is arranged in a public plane at first flange element.Thus by means of
One joint face in substantially smooth face, it is ensured that hydraulic pump is simple and is effectively connected on valve block.
In particular, whole hydraulic joint of hydraulic pump is led to by least one of first flange element fluid respectively
Road is constituted.It is possible thereby to fully phase out the single pipeline and/or flexible pipe of the hydraulic joint of hydraulic pump.The institute of hydraulic pump and valve block
What is had fluidly connects it is possible thereby to be set up by means of hydraulic pump is set up with the mechanical connection of valve block.
Each outlet in the outlet of fluid passage can be by pump case and/or its projection on first flange element
Covering.
Advantageously, each canned paragraph in canned paragraph on the direction generally radially of pump main body on protrude from pump main body
Ground construction.Thereby guarantee that the simple, reliable of hydraulic pump and valve block and effectively mechanically connect and thereby guarantee that hydraulic pump with
Valve block simple, reliable and effectively fluidly connect.In addition it is possible thereby to have easy access to the fixation used at canned paragraph
Element, this facilitates attaching/detaching.
In particular, valve block canned paragraph includes at least one retaining element.In addition in particular, motor canned paragraph includes at least one
Individual retaining element.Advantageously, the design of retaining element foundation motor and/or valve block is by fixing hole or by internal thread or by propping up
Staybolt is constituted.Convenient attaching/detaching is further supported from there through the retaining element that can be provided easy access to.
The retaining element of motor canned paragraph or the retaining element at motor can be designed such that, i.e., motor in order to it
Center can diametrically be moved.In particular, the retaining element being made up of fixing hole can have than being contained in spiral shell therein
The somewhat greater diameter of nail, to ensure mobility diametrically.
In particular, motor centring machine structure is set at second flange element.According to the geometry of corresponding motor-side
Design conditions, motor centring machine structure can be made up of the groove of annular or the raised line of annular.
Advantageously, second flange element design size in this wise, i.e., it is possible thereby to support what is produced in valve block by motor
Mechanical load.It is possible thereby to cancel spacer flanger and/or pump bracket otherwise additionally need, for supporting motor torsional moment,
This brings other weight advantages and other cost advantages.
Second flange element especially has the outlet of the drive shaft for hydraulic pump.
Advantageously, hydraulic pump can be built by means of hydraulic pump is set up with the drive connection of motor with the mechanical connection of motor
It is vertical.Motor drive shaft and/or a kind of of pump shaft do not discuss in detail with regard to this favourable construction herein.
Hydraulic pump and valve block fluidly connect and/or connection figure that machinery is connected can correspond to one and especially need
The industrial standard of offer.It is possible thereby to realize the simplification in storage.
Connection figure can be standardized according to the size of hydraulic pump.
A kind of motor according to Motor-pump unit of the invention comprising hydraulic pump and for driving hydraulic pump.Hydraulic pump root
Constructed according to any one of foregoing aspect.
Advantage thus in accordance with Motor-pump unit of the invention is also fitted according to the above-mentioned advantage of hydraulic pump of the invention
For according to Motor-pump unit of the invention.
Motor can be detachably connected with hydraulic pump.
Motor-pump unit is included according to hydraulic control unit of the invention, Motor-pump unit is comprising hydraulic pump and for driving
The motor of hydrodynamic press pump.Additionally, it includes valve block, valve block is fluidly connected with Motor-pump unit.Motor-pump unit is according to this
Any one of above-mentioned aspect of invention is configured to.
Therefore advantage according to hydraulic control unit of the invention is, according to the above-mentioned excellent of Motor-pump unit of the invention
Point is also applied for according to hydraulic control unit of the invention.
In particular, hydraulic load can be by means of hydraulic control unit supply pressure medium.
Leaky junction in valve block can be fluidly connected with the hydraulic accumulator being arranged at valve block.
High pressure connection and low-pressure connector can closed by means of valve block with the hydraulic load being fluidly connected on valve block
's（Enclosed）Fluidly connected in hydraulic circuit.
Can be set in valve block at least one for control hydraulic load operating room valve.
In particular, hydraulic load is hydraulic cylinder.
The check-valves of one inactive state for protecting hydraulic cylinder can be set in valve block.
In principle other advantages are obtained by the present invention, especially hydraulic pump and carried using the unit of hydraulic pump wherein
Reliability high, because because the quantity that number of components reduces sealing surface is also reduced, especially in the hydraulic joint of hydraulic pump
The quantity of the sealing at outside hoses/conduits is reduced.
Brief description of the drawings
The preferred embodiments of the present invention are explained in detail below by schematic diagram.
Fig. 1 shows a view according to the three-dimensional Space Rotating of hydraulic pump of the invention；
Fig. 2 is shown as the front view of hydraulic control unit of the invention.
Specific embodiment
Figure 1 illustrates hydraulic pump 1 have pump main body 2, wherein in its axial direction arrange drive shaft 4.Pump case 6
Comprising first flange element 8, fluid passage 10 is set wherein, 12,14, by means of they by the hydraulic joint of hydraulic pump 1 by
In pump case 6 draw and they realize hydraulic pump 1 with（It is shown in figure 2）Valve block 16 is fluidly connected.
First flange element 8 has the first point-score blue 18 and the second point-score orchid 20 for separately constructing.
At first flange element 8, locate herein respectively at the first point-score blue 18 and at the second point-score blue 20, setting valve
Block canned paragraph 22, it is used for hydraulic pump 1 is mechanically connected with valve block 16.
Pump case 6 includes second flange element 24, and motor canned paragraph 26 is set at the flange component.Canned paragraph 22,26
In each pump main body generally radially on protrude from pump main body.In canned paragraph 22, at 26, retaining element is respectively provided with
28, their foundations（It is shown in figure 2）The design of motor 30 and/or valve block 16 is by fixing hole or by internal thread or by support spiral shell
Bolt is constituted.The retaining element of motor canned paragraph 26 or the retaining element at motor 30 can be designed such that that is, motor 30 is
Liao Tadui centers can diametrically move.Motor centring machine structure 32 is set at second flange is according to 24, it is herein
It is made up of the raised line of annular.
First flange element 8 is substantially perpendicular to the ground of second flange element 24 arrangement or the functional surfaces of first flange element 8
29 ground of functional surfaces 31 for being substantially perpendicular to second flange element 24 are arranged.
First flange element 8, more precisely, first flange part 18, herein with second flange element 24 integratedly
Construct and be consequently formed the head elements 33 of L-shaped.According to design of the invention especially for rigid structure makes tribute
Offer, mechanical load of the motor 30 on valve block 16 can be supported whereby, especially moment of torsion.The head elements 33 of L-shaped are by means of solid
Determine section 22,26 on the one hand with motor 30 and on the other hand mechanically connected with valve block 16.
The fluid passage 10 of the leaky junction of hydraulic pump 1 is configured in the first point-score orchid 18 and in the second point-score orchid 20
In be configured to hydraulic pump 1 high pressure connection fluid passage 12 and the fluid passage 14 of the low-pressure connector for hydraulic pump 1.
The He of fluid passage 12 of the low-pressure connector of hydraulic pump 1 can be designed in the four quadrant running of hydraulic pump 1 according to the method for operation
For the fluid passage 14 of the high pressure connection of hydraulic pump 1.Multiple fluid passages 10,12 can be respectively provided with for hydraulic pump 1
Corresponding high pressure connection or low-pressure connector.The outlet of fluid passage 10,12,14 is arranged in a public plane.Additionally, stream
The outlet of body passage 10,12,14 is by pump case 6 and/or its covering of the projection on first flange element 8.
It is shown in figure 2 according to hydraulic control unit of the invention 34 include Motor-pump unit, its have above for
Fig. 1 description according to hydraulic pump of the invention 1.The hydraulic load 38 being made up of hydraulic cylinder is fluidly connected on valve block 16, by
This it can be by means of the supply pressure medium of hydraulic control unit 34.
The longitudinal axis of motor 30 and the longitudinal axis of hydraulic pump 1 are substantially mutually coaxially oriented.The longitudinal axis of motor 30 and
The longitudinal axis of hydraulic cylinder 38 is oriented substantially parallel to each other.
For leaky junction fluid passage 10 in valve block 16 with the fluid of hydraulic accumulator 40 that is arranged at valve block 16
Ground connection.The longitudinal axis of hydraulic accumulator 40 is abreast oriented with the longitudinal axis of motor 30 or the longitudinal axis of hydraulic cylinder 38.
High pressure connection and low-pressure connector can closed by means of valve block with the hydraulic load being fluidly connected on valve block
Hydraulic circuit in fluidly connect.
Set in valve block（It is not shown）Valve for controlling the different cylinder face of hydraulic cylinder 38.
In order to protect the inactive state of hydraulic cylinder, set in valve block（It is not shown）Check-valves.
Can such as see from the embodiment according to hydraulic control unit of the invention 34 shown in figure 2, by
According to hydraulic pump of the invention 1, closely built according to Motor-pump unit of the invention 36.
A kind of hydraulic pump is disclosed, it has in the shell flange for being integrated into hydraulic pump and fluidly connects portion with valve block.
In addition combined in shell flange hydraulic pump on the one hand with valve block and on the other hand with the machine of the motor for driving hydraulic pump
The connection of tool.Shell flange include first flange element and second flange element, they advantageously mutual vertically arrangement and
Thus it is responsible for the structure type of hydraulic pump or Motor-pump unit compact save space.Additionally, shell flange according to it
The rigidity fixed for motor is designed, and thus motor torsional moment can be supported by means of shell flange on valve block, thus may be used
To cancel other part, it otherwise must be born by this task.
Reference table
1 hydraulic pump
2 pump main bodys
4 drive shafts
6 pump cases
8 first flange elements
The fluid passage of 10 leaky junctions for being used for hydraulic pump
The fluid passage of 12 high pressure connections for being used for hydraulic pump
The fluid passage of 14 low-pressure connectors for being used for hydraulic pump
16 valve blocks
18 first point-scores are blue
20 second point-scores are blue
22 valve block canned paragraphs
24 second flange elements
26 motor canned paragraphs
28 retaining elements
The functional surfaces of 29 first flange elements
30 motors
The functional surfaces of 31 second flange elements
32 motor centring machine structures
The head elements of 33L shapes
34 hydraulic control units
38 hydraulic loads
40 hydraulic accumulators
Claims (15)
1. the hydraulic pump of compact axle is used for, with pump main body（2）And pump case（6）, pump case include first flange element（8）,
Hydraulic pump and valve block are set in the flange component（16）Fluidly connect portion, and valve block be set at the flange component fix
Section（22）, it is used for hydraulic pump and valve block（16）It is mechanically connected,
Wherein, pump case（6）Comprising second flange element（24）, motor canned paragraph is set at the flange component（26）, its
For by hydraulic pump with for driving the motor of hydraulic pump（30）It is mechanically connected,
Characterized in that,
First flange element（8）Functional surfaces（29）With second flange element（24）Functional surfaces（31）Adjacently arrange.
2. hydraulic pump according to claim 1, wherein, first flange element（8）Functional surfaces（29）With second flange unit
Part（24）Functional surfaces（31）Substantially perpendicularly arrange.
3. hydraulic pump according to claim 2, wherein, first flange element（8）Integratedly construction or with the
One point-score is blue（18）It is blue with second point-score for separately constructing（20）.
4. hydraulic pump according to claim 3, wherein, especially for support motor（30）Mechanical load, by first point
Flange（18）Or first flange element（8）With second flange element（24）Form a head elements for L-shaped（33）.
5. hydraulic pump according to any one of the preceding claims, wherein, second flange element（24）Or the head of L-shaped
Element（33）By design size in this wise, i.e., it is possible thereby to support by motor（30）In valve block（16）Locate the mechanical load for producing.
6. hydraulic pump according to any one of the preceding claims, wherein, in first flange element（8）In fluid connect
Socket part by the high pressure connection for hydraulic pump fluid passage（12）Constitute, and/or by the stream of the low-pressure connector for hydraulic pump
Body passage（14）Constitute, and/or by the fluid passage of the leaky junction for hydraulic pump（10）Constitute, or wherein, at first point
Flange（18）In fluidly connect fluid passage of the portion by the leaky junction for hydraulic pump（10）Constitute and blue in the second point-score
（20）In fluidly connect fluid passage of the portion by the high pressure connection for hydraulic pump（12）Connect with by the low pressure for hydraulic pump
The fluid passage of head（14）Constitute.
7. hydraulic pump according to claim 6, wherein, for the fluid passage of high pressure connection（12）And/or for low pressure
The fluid passage of joint（14）And/or for the fluid passage of leaky junction（10）Each outlet in first flange element（18）
Place is arranged in a public plane.
8. the hydraulic pump according to any one of claim 6 or 7, wherein, whole hydraulic joint of hydraulic pump respectively by
In first flange element（8）In fluid passage（10,12,14）Constitute.
9. the hydraulic pump according to claim 7 or 8, wherein, fluid passage（10,12,14）Outlet in each outlet
By pump case（6）And/or it in first flange element（8）On projection covering.
10. hydraulic pump according to any one of the preceding claims, wherein, canned paragraph（22,26）In each canned paragraph
In pump main body（2）Direction generally radially on construct with protruding from pump main body.
11. hydraulic pumps according to any one of the preceding claims, wherein, motor canned paragraph（22）Retaining element（28）
Or in motor（30）The retaining element at place is designed such that, i.e. motor（30）For can diametrically being moved to center for it.
12. hydraulic pumps according to claim 11, wherein, motor centring machine structure is set at second flange element
（32）.
13. Motor-pump units, it has hydraulic pump and the motor for driving hydraulic pump（30）, it is characterised in that the hydraulic pressure
Pump is configured to according to any one of preceding claims.
14. hydraulic control units, it has Motor-pump unit（36）, the Motor-pump unit is comprising hydraulic pump and for driving
The motor of hydraulic pump（30）, and with valve block（16）, the valve block and the Motor-pump unit（36）Fluidly connect, it is special
Levy and be, the Motor-pump unit（36）It is configured to according to claim 13.
15. hydraulic control units according to claim 14, wherein, in valve block（16）In leaky junction be arranged in valve
Hydraulic accumulator at block（40）Fluidly connect, and/or high pressure connection and low-pressure connector are by means of valve block（16）With fluidly
It is connected to the hydraulic load on valve block（38）Fluidly connected in the hydraulic circuit of closing, and/or in valve block（16）Middle setting
At least one is used to control hydraulic load（38）Operating room valve, and/or in valve block（16）It is middle to set one for protective liquid
Pressure load（38）Inactive state check-valves.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015221318.8 | 2015-10-30 | ||
| DE102015221318.8A DE102015221318A1 (en) | 2015-10-30 | 2015-10-30 | Hydraulic pump for a compact axle, motor-pump unit with the hydraulic pump and hydraulic control unit with the motor-pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106884788A true CN106884788A (en) | 2017-06-23 |
Family
ID=58545999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610918706.5A Pending CN106884788A (en) | 2015-10-30 | 2016-10-21 | For the hydraulic pump of compact axle, the motor pump unit with hydraulic pump and the hydraulic control unit with motor pump unit |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106884788A (en) |
| DE (1) | DE102015221318A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075681A (en) * | 2018-10-19 | 2020-04-28 | 罗伯特·博世有限公司 | Hydraulic assembly |
| CN113825908A (en) * | 2019-05-15 | 2021-12-21 | 克诺尔轨道车辆系统有限公司 | Hydraulic pressure supply system for vehicle |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102019212074A1 (en) | 2019-08-13 | 2021-02-18 | Robert Bosch Gmbh | Motor-hydromachine unit for attachment to a hydraulic unit |
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| CN1969128A (en) * | 2004-06-17 | 2007-05-23 | Hydac过滤技术有限公司 | Modular unit |
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| CN101479469A (en) * | 2006-06-28 | 2009-07-08 | 波克莱恩液压工业公司 | Compact hydraulic mechanism with radial pistons |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4234429A1 (en) | 1992-10-13 | 1994-04-14 | Rexroth Mannesmann Gmbh | Motor-pump unit - includes displacement pump having pump shaft located inside pump housing and electric motor positioned inside motor housing and motor shaft located in this housing connected detachably with pump shaft |
| DE19739233A1 (en) | 1997-09-09 | 1999-03-11 | Mannesmann Rexroth Ag | Hydraulic unit |
-
2015
- 2015-10-30 DE DE102015221318.8A patent/DE102015221318A1/en active Pending
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2016
- 2016-10-21 CN CN201610918706.5A patent/CN106884788A/en active Pending
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|---|---|---|---|---|
| CN1120122A (en) * | 1994-09-16 | 1996-04-10 | 沙厄股份有限公司 | Unitary housing for double hydraulic unit |
| EP0992686A3 (en) * | 1998-10-07 | 2001-03-07 | GARDENA Kress + Kastner GmbH | Valve operated discharge control of a household pump |
| CN1969128A (en) * | 2004-06-17 | 2007-05-23 | Hydac过滤技术有限公司 | Modular unit |
| CN101479469A (en) * | 2006-06-28 | 2009-07-08 | 波克莱恩液压工业公司 | Compact hydraulic mechanism with radial pistons |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075681A (en) * | 2018-10-19 | 2020-04-28 | 罗伯特·博世有限公司 | Hydraulic assembly |
| CN113825908A (en) * | 2019-05-15 | 2021-12-21 | 克诺尔轨道车辆系统有限公司 | Hydraulic pressure supply system for vehicle |
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| DE102015221318A1 (en) | 2017-05-04 |
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Application publication date: 20170623 |