CN103539019A - Hoisting loop integrated module of ship crane hydraulic system - Google Patents
Hoisting loop integrated module of ship crane hydraulic system Download PDFInfo
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- CN103539019A CN103539019A CN201310434590.4A CN201310434590A CN103539019A CN 103539019 A CN103539019 A CN 103539019A CN 201310434590 A CN201310434590 A CN 201310434590A CN 103539019 A CN103539019 A CN 103539019A
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Abstract
The invention discloses a hoisting loop integrated module of a ship crane hydraulic system. The hoisting loop integrated module comprises an integrated valve body installing base, a throttling valve, an electromagnetic reversing valve and a washing valve which are fixedly arranged on the integrated valve body installing base, two oil inlet joints and one oil return joint are connected with the integrated valve body installing base; the integrated valve body installing base is connected with a first oil path connected between the two oil inlet joints and used for sequentially serially connected the throttling valve and the electromagnetic reversing valve, a second oil path used for connecting the two oil inlet joints with two oil inlets of the washing valve in a one-to-one correspondence manner, and a third oil path used for connecting the oil return joint with an oil return hole of the washing valve. On one hand, the occupation space of a hoisting loop is greatly reduced, a large quantity of pipelines are prevented from being used for connection so that the cost is lowered and the convenience is brought to the maintenance; on the other hand, only three joints are required to be arranged in the whole hoisting loop, and thus the using quantity of the joints is reduced, and the probability of causing oil leakage is reduced.
Description
Technical field
The present invention relates to a kind of hydraulic circuit integration module, be specifically related to a kind of hoisting circuit integration module of deck crane hydraulic efficiency pressure system.
Background technology
In the closed fhdraulic system hoisting circuit of existing deck crane (claiming again crane), include a plurality of control cock (flush valve, flow regulating valve, solenoid directional control valve), wherein, flow regulating valve and solenoid directional control valve are connected between two working connections successively, flush valve have two oil inlets, a return opening and be connected with two oil inlets respectively, for assembling the spool oil duct of spool, wherein two oil inlets connect one to one with two working connections respectively, return opening is connected with oil sump tank.In this hoisting circuit, each control cock is independently arranged on separately on valve piece, then connects by pipeline, and this version of hoisting circuit has following drawback: 1, control cock is arranged relatively and disperseed, and has taken larger space; 2, at the entering of each control cock, oil port, be equipped with joint, joint quantity is more, because leakage phenomenon easily appears in junction, has increased the generation of revealing probability, causes the increase of environmental pollution and maintenance cost; 3, because the connection between each valve piece needs pipeline more, cause the increase of cost and the inconvenience of maintenance.
Summary of the invention
The hoisting circuit integration module that the object of this invention is to provide a kind of deck crane hydraulic efficiency pressure system, in order to the hoisting circuit that solves existing deck crane because of each control cock independently assemble taking up room of causing large, keep in repair inconvenient problem.
The present invention adopts following technical scheme: a kind of hoisting circuit integration module of deck crane hydraulic efficiency pressure system, comprise valve body integrated installing seat and be packed in flow regulating valve, solenoid directional control valve and the flush valve on valve body integrated installing seat, on valve body integrated installing seat, be connected with two fuel inlet fittings and a back leakage connection; In valve body integrated installing seat, have and be connected to the first oil duct between two fuel inlet fittings, that flow regulating valve and solenoid directional control valve are connected successively, also there is the second oil duct that two fuel inlet fittings are connected one to one with two oil inlets of flush valve and the 3rd oil duct that back leakage connection is connected with the return opening of flush valve.
Described flush valve is for to be installed in the board-like flush valve on valve body integrated installing seat by screw, described flow regulating valve is for being fixedly inserted into the cartridge throttle valve on valve body integrated installing seat, and described solenoid directional control valve is for being fixedly inserted into the plug-in electromagnetism change-over valve on valve body integrated installing seat.
Described valve body integrated installing seat is rectangular structure, described flush valve is fixedly arranged on the upper surface of valve body integrated installing seat, described two fuel inlet fittings are fixedly arranged on respectively on the left and right side of valve body integrated installing seat, described flow regulating valve and solenoid directional control valve are fixedly arranged on the leading flank of valve body integrated installing seat, and described back leakage connection is fixedly arranged on the trailing flank of valve body.
Adopt the integration module of said structure, because flush valve, flow regulating valve and solenoid directional control valve are installed concentratedly on a valve body integrated installing seat, according to the actual oil circuit annexation of hoisting circuit, the first oil duct that flow regulating valve is connected successively with solenoid directional control valve, the second oil duct that two fuel inlet fittings of valve body integrated installing seat are connected one to one with two oil inlets of flush valve and the 3rd oil duct that back leakage connection is connected with the return opening of flush valve are set in valve body integrated installing seat inside, guarantee that original effect of hoisting circuit is constant; The more important thing is, compared with prior art, each control cock is integrated on a valve body integrated installing seat and by the inner oil duct of valve body integrated installing seat and makes the corresponding connection of each control cock, and on the one hand, taking up room of hoisting circuit reduces greatly, avoided using a large amount of pipelines to connect, make cost, maintenance also convenient, on the other hand, whole hoisting circuit only need arrange three joints, reduce the usage quantity of joint, reduced the occurrence probability of oil leakage phenomenon.
Further, valve body integrated installing seat adopts rectangular structure, flush valve is fixedly arranged on the upper surface of valve body integrated installing seat, two fuel inlet fittings are fixedly arranged on respectively on the left and right side of valve body integrated installing seat, flow regulating valve and solenoid directional control valve are fixedly arranged on the leading flank of valve body integrated installing seat, this layout type of control cock, joint, make the oil inlet that is positioned at homonymy, the spool oil duct of flush valve corresponding one by one with two fuel inlet fittings of valve body integrated installing seat respectively, be convenient to like this layout of the inner oil duct of valve body integrated installing seat.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of embodiment of the present invention;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is fundamental diagram of the present invention.
The specific embodiment
The embodiment of the hoisting circuit integration module of deck crane hydraulic efficiency pressure system of the present invention: as Figure 1-3, comprise for being serially connected in the valve body integrated installing seat 1 between two working connections 8 of system, valve body integrated installing seat 1 is rectangular structure, two serial connection interfaces of valve body integrated installing seat 1 are arranged at respectively on its left and right side, on two serial connection interfaces, are connected with respectively left fuel inlet fitting 2 and right fuel inlet fitting 6; On the upper surface of valve body integrated installing seat 1, be installed with flush valve 3, on the leading flank of valve body integrated installing seat 1, be installed with flow regulating valve 4 and solenoid directional control valve 5 that left and right is arranged successively, flush valve 3, flow regulating valve 4 and solenoid directional control valve 5 all can adopt control cock structure of the prior art, wherein, flush valve 3 have two oil inlets, return opening and two that be connected with two oil inlets respectively, for assembling the spool oil duct of spool, flow regulating valve 4 and solenoid directional control valve 5 all have an oil inlet and an oil outlet.In valve body integrated installing seat 1, have and be connected to two the first oil circuits 10 between serial connection interface, flow regulating valve 4 and solenoid directional control valve 5 are connected on the first oil circuit 10 successively; Two oil inlets of flush valve 3 and valve body integrated installing seat two are connected in series and between interface, are connected with respectively the second oil circuit 11, in addition, on the trailing flank of valve body integrated installing seat 1, be provided with oil return interface, between oil return interface and the return opening of flush valve, be connected with the 3rd oil duct, oil return interface is connected with back leakage connection 7.
As further optimization, described flush valve 3 adopts and is fixed by screws in the board-like flush valve on valve body integrated installing seat, described flow regulating valve 4 is for being fixedly inserted into the cartridge throttle valve on valve body integrated installing seat, described solenoid directional control valve 5 is for to be fixedly inserted into the plug-in electromagnetism change-over valve on valve body integrated installing seat, and this mounting means of three control cock is convenient to dismounting and maintenance.
During use, back leakage connection 7 is connected with oil sump tank, two working connections 8 for hydraulic efficiency pressure system, when work, can there is relative variation in the oil pressure between the two, as shown in Figure 3, when working connection works, the oil pressure of two working connections equates specific works principle, solenoid directional control valve 5 energisings disconnect the first oil duct 10, without hydraulic oil, from the first oil duct 10, pass through; When left side working connection is that high pressure oil, right side working connection are while being low pressure oil, the spool that the high pressure oil being entered by left fuel inlet fitting 2 promotes flush valve 3 moves right, right fuel inlet fitting 6 is communicated with by the second oil duct of its correspondence and the back leakage connection of flush valve 37, and it is cooling that low pressure side part high temperature oil is got back to fuel tank; When right side working connection is that high pressure oil, left side working connection are while being low pressure oil, the high pressure oil being entered by right fuel inlet fitting 6 promotes flush valve core and moves to the left, left fuel inlet fitting 2 is communicated with the back leakage connection 7 of flush valve 3 by the second oil duct corresponding with it, and it is cooling that low pressure side part high temperature oil is got back to fuel tank; When working connection is emergency rating, the first oil duct is opened in solenoid directional control valve 5 power-off, form a little loop, the hydraulic oil of two working connections circulates in this minor loop, flow regulating valve 4 passes through to control the hydraulic fluid flow rate of the first oil duct, the work speed of adjustment actuating mechanism, and the oil pressure of two working connections equates simultaneously, the spool of flush valve 3 state that mediates, back leakage connection 7 and two working connections all disconnect.
Claims (3)
1. the hoisting circuit integration module of a deck crane hydraulic efficiency pressure system, it is characterized in that: comprise valve body integrated installing seat and be packed in flow regulating valve, solenoid directional control valve and the flush valve on valve body integrated installing seat, on valve body integrated installing seat, be connected with two fuel inlet fittings and a back leakage connection; In valve body integrated installing seat, have and be connected to the first oil duct between two fuel inlet fittings, that flow regulating valve and solenoid directional control valve are connected successively, also there is the second oil duct that two fuel inlet fittings are connected one to one with two oil inlets of flush valve and the 3rd oil duct that back leakage connection is connected with the return opening of flush valve.
2. the hoisting circuit integration module of deck crane hydraulic efficiency pressure system according to claim 1, it is characterized in that: described flush valve is for to be installed in the board-like flush valve on valve body integrated installing seat by screw, described flow regulating valve is for being fixedly inserted into the cartridge throttle valve on valve body integrated installing seat, and described solenoid directional control valve is for being fixedly inserted into the plug-in electromagnetism change-over valve on valve body integrated installing seat.
3. the hoisting circuit integration module of deck crane hydraulic efficiency pressure system according to claim 1 and 2, it is characterized in that: described valve body integrated installing seat is rectangular structure, described flush valve is fixedly arranged on the upper surface of valve body integrated installing seat, described two fuel inlet fittings are fixedly arranged on respectively on the left and right side of valve body integrated installing seat, described flow regulating valve and solenoid directional control valve are fixedly arranged on the leading flank of valve body integrated installing seat, and described back leakage connection is fixedly arranged on the trailing flank of valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310434590.4A CN103539019B (en) | 2013-09-23 | 2013-09-23 | The hoisting circuit integration module of ship crane hydraulic system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310434590.4A CN103539019B (en) | 2013-09-23 | 2013-09-23 | The hoisting circuit integration module of ship crane hydraulic system |
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| Publication Number | Publication Date |
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| CN103539019A true CN103539019A (en) | 2014-01-29 |
| CN103539019B CN103539019B (en) | 2016-03-23 |
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| CN201310434590.4A Active CN103539019B (en) | 2013-09-23 | 2013-09-23 | The hoisting circuit integration module of ship crane hydraulic system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106457284A (en) * | 2014-06-03 | 2017-02-22 | 艾森曼欧洲公司 | System for painting objects, in particular vehicle bodies |
| CN109072947A (en) * | 2016-01-19 | 2018-12-21 | 舍弗勒技术股份两合公司 | hydraulic switching device for a motor vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998017576A1 (en) * | 1996-10-18 | 1998-04-30 | Lars Bruun | Device relating to a crane |
| CN201228686Y (en) * | 2008-07-07 | 2009-04-29 | 宁波方力集团有限公司 | Hydraulic manifold block |
| CN202785345U (en) * | 2012-09-20 | 2013-03-13 | 宁波凯荣船用机械有限公司 | Variable load control device for hydraulic slewing crane for ship |
| CN103233935A (en) * | 2013-04-28 | 2013-08-07 | 徐工集团工程机械股份有限公司科技分公司 | Integrated valve group of hydraulic system |
| CN203497962U (en) * | 2013-09-23 | 2014-03-26 | 纽科伦（新乡）起重机有限公司 | Raising loop integrated module for crane hydraulic system for ship |
-
2013
- 2013-09-23 CN CN201310434590.4A patent/CN103539019B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998017576A1 (en) * | 1996-10-18 | 1998-04-30 | Lars Bruun | Device relating to a crane |
| CN201228686Y (en) * | 2008-07-07 | 2009-04-29 | 宁波方力集团有限公司 | Hydraulic manifold block |
| CN202785345U (en) * | 2012-09-20 | 2013-03-13 | 宁波凯荣船用机械有限公司 | Variable load control device for hydraulic slewing crane for ship |
| CN103233935A (en) * | 2013-04-28 | 2013-08-07 | 徐工集团工程机械股份有限公司科技分公司 | Integrated valve group of hydraulic system |
| CN203497962U (en) * | 2013-09-23 | 2014-03-26 | 纽科伦（新乡）起重机有限公司 | Raising loop integrated module for crane hydraulic system for ship |
Non-Patent Citations (1)
| Title |
|---|
| 马宏远: "EH3028-2船用起重机液压故障分析与处理", 《液压与气动》, no. 12, 30 December 2012 (2012-12-30), pages 129 - 132 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106457284A (en) * | 2014-06-03 | 2017-02-22 | 艾森曼欧洲公司 | System for painting objects, in particular vehicle bodies |
| CN106457284B (en) * | 2014-06-03 | 2019-05-21 | 艾森曼欧洲公司 | Equipment for painting to object, especially to vehicle body |
| CN109072947A (en) * | 2016-01-19 | 2018-12-21 | 舍弗勒技术股份两合公司 | hydraulic switching device for a motor vehicle |
| US10738884B2 (en) | 2016-01-19 | 2020-08-11 | Schaeffler Technologies AG & Co. KG | Hydraulic switching assembly for a motor vehicle |
| CN109072947B (en) * | 2016-01-19 | 2020-08-14 | 舍弗勒技术股份两合公司 | Hydraulic switching device for a motor vehicle |
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| Publication number | Publication date |
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| CN103539019B (en) | 2016-03-23 |
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