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Oil tank and electrohydraulic compact unit with oil tank

A compact, fuel tank technology, used in fuel supply tank devices, fluid pressure actuation system components, liquid degassing, etc., can solve problems such as large fuel tank volume, and achieve the effect of extending the flow distance

Active Publication Date: 2021-09-07
ROBERT BOSCH GMBH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

A disadvantage of the known compact units is that the tank usually has a relatively large tank volume

Method used

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  • Oil tank and electrohydraulic compact unit with oil tank
  • Oil tank and electrohydraulic compact unit with oil tank
  • Oil tank and electrohydraulic compact unit with oil tank

Examples

Experimental program
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Effect test

Embodiment Construction

[0027] according to figure 1 A fuel tank 1 for a compact unit has an approximately cylindrical outer wall 2 which surrounds an approximately cylindrical inner wall 4 , wherein the walls 2 , 4 are arranged approximately coaxially to one another. Walls 2 and 4 jointly delimit an annular cavity 6 . The annular space is delimited on the bottom side by an annular bottom wall 8 . The walls 2 and 4 extend approximately in the vertical direction, wherein, viewed in the vertical direction, the bottom wall 8 is then arranged below. Above, the annular chamber 6 can be closed by a top wall, not shown, which can be formed, for example, by a closure cover 10, see figure 2 . exist figure 1 In the cavity defined by the inner wall 4, a hydraulic pump 12 can be arranged, which hydraulic pump according to figure 1 It is shown schematically with dashed lines. The hydraulic pump 12 can discharge oil into the annular space 6 via a load and a return connection or supply connection 14 connecte...

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PUM

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Abstract

A fuel tank with an annular tank chamber is disclosed. A partition wall for separating the inlet connection from the outlet connection is arranged in the tank chamber. Alternatively or additionally, a partition for degassing the oil in the oil tank is provided. Furthermore, alternatively or additionally, at least one partition is provided for extending the flow path of the oil. It is also conceivable to arrange a cooling device in the annular space as an alternative or in addition.

Description

technical field [0001] The invention relates to an oil tank for a compact unit and an electrohydraulic compact unit with an oil tank. Background technique [0002] Electrohydraulic compact units are known from the prior art which have a hydraulic pump which can be driven by an electric machine. The hydraulic pump sucks oil from the tank via the suction line and discharges the oil into the tank via the return line. A disadvantage of the known compact units is that the oil tank usually has a relatively large oil tank volume. Contents of the invention [0003] In contrast, the object of the invention is to provide a fuel tank which has a relatively small tank volume. It is also the object of the invention to propose a compact unit which has a relatively compact design. [0004] Said object is achieved by the tank according to the invention and by the compact drive according to the invention. [0005] Advantageous developments of the invention are the subject of preferred ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F15B1/26F15B21/0423F15B21/044
CPCF15B1/26F15B21/044F15B15/18F15B2211/20515F15B21/0423F15B2211/62B01D19/0042F28D1/02B01D19/00F28D1/05316
Inventor A.京德J.L.比尔罗德R.拉库尔M-P.米尔豪森C.伊辛格R.迈尔R.许特尔
Owner ROBERT BOSCH GMBH
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