CN104279199B - A kind of hydraulic pressure support controls system and support arrangement is propped up in anti-misoperation - Google Patents
A kind of hydraulic pressure support controls system and support arrangement is propped up in anti-misoperation Download PDFInfo
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- CN104279199B CN104279199B CN201410561080.8A CN201410561080A CN104279199B CN 104279199 B CN104279199 B CN 104279199B CN 201410561080 A CN201410561080 A CN 201410561080A CN 104279199 B CN104279199 B CN 104279199B
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- hydraulic
- hydraulic jack
- control valve
- propped
- ram control
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- 238000001514 detection method Methods 0.000 claims abstract description 13
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 8
- 238000011084 recovery Methods 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
Classifications
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- 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
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/06—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with two or more servomotors
-
- 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
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
- F15B19/005—Fault detection or monitoring
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a kind of hydraulic pressure support control system and support arrangement is propped up in anti-misoperation, including: controller, hydraulic pump, first hydraulic jack, second hydraulic jack, first ram control valve and the second ram control valve, described controller is connected with a distance detection device, it is provided with a normally open solenoid valve between oil-out and the hydraulic oil container of described hydraulic pump and forms hydraulic circuit, described first ram control valve and the first hydraulic jack are connected flexible to control it, described second ram control valve and the second hydraulic jack are connected flexible to control it, the control end of described normally open solenoid valve is connected with controller, it is provided with unloader between described first ram control valve and the first hydraulic jack。By the way, a kind of hydraulic pressure support that the present invention points out controls system and support arrangement is propped up in anti-misoperation, and startup and the recovery of the first hydraulic jack are all provided with protective measure, it is ensured that safety during maloperation。
Description
Technical field
The present invention relates to support leg for engineered machine device design field, particularly relate to a kind of hydraulic pressure support control system and support arrangement is propped up in anti-misoperation。
Background technology
A lot of engineering mechanical devices (such as concrete mixer, crane, fire fighting truck etc.) are the reliability ensureing work, are all provided with passive supporting leg on equipment。The action of supporting leg mainly includes launching and supporting, and all needs to be launched by supporting leg and support to place before normal operation。The two action is controlled by different hand-operated valves or electrically-controlled valve respectively; the operation handle controlling to launch and support often is got wrong by manipulator when operating supporting leg; easily occur that support cylinder launches oil cylinder without departing from supporter with regard to action; cause that launching oil cylinder, supporting leg or support cylinder structural damage occurs, affects equipment normal operation or major accident occurs。In order to prevent the above fault, it is necessary to design a kind of hydraulic control system preventing supporting leg maloperation and device。
Existing traditional method is mainly still operated by the training of hands and experience reduces and this type of fault occurs, but the method still cannot avoid the occurrence of maloperation。
Summary of the invention
The technical problem that present invention mainly solves is to provide a kind of hydraulic pressure support control system and support arrangement is propped up in anti-misoperation, determines whether support cylinder leaves supporter by detecting device, it is to avoid maloperation, and safety is high。
For solving above-mentioned technical problem, the technical scheme that the present invention adopts is: provide a kind of hydraulic pressure support to control system, including: controller, hydraulic pump, first hydraulic jack, second hydraulic jack, first ram control valve and the second ram control valve, described controller is connected with a distance detection device, the oil-in of described hydraulic pump is connected to a hydraulic oil container, it is provided with a normally open solenoid valve between oil-out and the hydraulic oil container of described hydraulic pump and forms hydraulic circuit, described first ram control valve and the second ram control valve are connected in parallel in hydraulic circuit with normally open solenoid valve respectively, described first ram control valve and the first hydraulic jack are connected flexible to control it, described second ram control valve and the second hydraulic jack are connected flexible to control it, the control end of described normally open solenoid valve is connected with controller, described controller is also connected be provided with startup button, it is provided with unloader between described first ram control valve and the first hydraulic jack, the control end of described unloader is connected with controller。
In a preferred embodiment of the present invention, described hydraulic circuit is additionally provided with an overflow valve in parallel with normally open solenoid valve。
In a preferred embodiment of the present invention, described normally open solenoid valve is normally opened 2/2-way electromagnetic valve, and described unloader is normally closed 2/2-way electromagnetic valve。
In a preferred embodiment of the present invention, it is provided with the first hydraulic lock between described first ram control valve and the first hydraulic jack, between described second ram control valve and the second hydraulic jack, is provided with the second hydraulic lock。
For solving above-mentioned technical problem, another technical solution used in the present invention is: provides a kind of anti-misoperation to prop up support arrangement, controls system including described hydraulic pressure support。
In a preferred embodiment of the present invention, described anti-misoperation is propped up support arrangement and is also included square opening stop sleeve and protrude horizontally up supporting leg, described to protrude horizontally up supporting leg horizontal in square opening stop sleeve and extend to the outside of square opening stop sleeve front opening, and described distance detection device is arranged on the distance change when end that protrudes horizontally up supporting leg stretches out supporting leg front end stress with detection level between its end and square opening stop sleeve wainscot or lower wall panels。
In a preferred embodiment of the present invention, described first hydraulic jack connects and is arranged on square opening stop sleeve end and protrudes horizontally up and protrude horizontally up supporting leg stretch to promote between supporting leg。
In a preferred embodiment of the present invention, described second hydraulic jack is vertically set on the front end protruding horizontally up supporting leg, and the expansion link of described second hydraulic jack is directed vertically to ground and its end is provided with a cushion block。
The invention has the beneficial effects as follows: a kind of hydraulic pressure support that the present invention points out controls system and support arrangement is propped up in anti-misoperation, operator's started by press button makes normally open solenoid valve obtain electric and cut out, then just can control the first hydraulic jack or the second hydraulic jack is operated, avoid the uncertain factor that maloperation brings, and before cushion block is without departing from supporter, protrude horizontally up supporting leg front end stress to tilt and cause that terminal position changes therewith, the data that distance detection device changes terminal position are transferred to controller, controller is not before terminal position change returns to setting value, namely cushion block is without departing from before supporter, keep obtaining of unloader electric, make the first hydraulic jack cannot action, guarantee safety during maloperation。
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation that support arrangement one preferred embodiment is propped up in a kind of hydraulic pressure support control system of the present invention and anti-misoperation；
In accompanying drawing, the labelling of each parts is as follows: 1, controller, and 2, hydraulic pump, 3, distance detection device, 4, the first hydraulic jack, the 5, second hydraulic jack, 6, normally open solenoid valve, 7, the first ram control valve, the 8, second ram control valve, the 91, first hydraulic lock, 92, the second hydraulic lock, 10, overflow valve, 11, start button, 12, unloader, 21, hydraulic oil container, 41, square opening stop sleeve, 42, supporting leg is protruded horizontally up, 51, cushion block。
Detailed description of the invention
Technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments。Based on the embodiment in the present invention, all other embodiments that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention。
Referring to Fig. 1, the embodiment of the present invention includes:
A kind of hydraulic pressure support controls system, including: controller 1, hydraulic pump 2, first hydraulic jack 4, second hydraulic jack 5, first ram control valve 7 and the second ram control valve 8, described controller 1 is connected with a distance detection device 3, the oil-in of described hydraulic pump 2 is connected to a hydraulic oil container 21, it is provided with a normally open solenoid valve 6 between oil-out and the hydraulic oil container 21 of described hydraulic pump 2 and forms hydraulic circuit, described first ram control valve 7 and the second ram control valve 8 are connected in parallel in hydraulic circuit with normally open solenoid valve 6 respectively, described first ram control valve 7 is connected to control it and stretches with the first hydraulic jack 4, described second ram control valve 8 is connected to control it and stretches with the second hydraulic jack 5, the control end of described normally open solenoid valve 6 is connected with controller 1, described controller 1 is also connected be provided with startup button 11, it is provided with unloader 12 between described first ram control valve 7 and the first hydraulic jack 4, the control end of described unloader 12 is connected with controller 1, maloperation is avoided to regain the first hydraulic jack 4。
One hydraulic pressure support stability of control system of the present invention is high, and described hydraulic circuit is additionally provided with an overflow valve 10 in parallel with normally open solenoid valve 6。
Further, described normally open solenoid valve 6 is normally opened 2/2-way electromagnetic valve, operator's started by press button 11 makes normally open solenoid valve 6 obtain electric and cut out, then just can control the first hydraulic jack 4 or the second hydraulic jack 5 is operated, startup button 11 loses pressing and then stops the action of two oil cylinders because of oil-break at once, avoid the inoperative period or start the uncertain factor that period maloperation brings, described unloader 12 is normally closed 2/2-way electromagnetic valve, must not work during electricity, without influence on the normal extension of the first hydraulic jack 4。
Further, it is provided with the first hydraulic lock between described first ram control valve 7 and the first hydraulic jack 4, between described second ram control valve 8 and the second hydraulic jack 5, is provided with the second hydraulic lock 92。
For solving above-mentioned technical problem, another technical solution used in the present invention is: provides a kind of anti-misoperation to prop up support arrangement, controls system including described hydraulic pressure support。
Further, described anti-misoperation is propped up support arrangement and is also included square opening stop sleeve 41 and protrude horizontally up supporting leg 42, described to protrude horizontally up supporting leg 42 horizontal in square opening stop sleeve 41 and extend to the outside of square opening stop sleeve 41 front opening, and described distance detection device 3 is arranged on the distance change when end that protrudes horizontally up supporting leg 42 stretches out supporting leg 42 front end stress with detection level between its end and square opening stop sleeve 41 wainscot or lower wall panels。
Further, described first hydraulic jack 4 connects and is arranged on square opening stop sleeve 41 end and protrudes horizontally up and protrude horizontally up supporting leg 42 stretch to promote between supporting leg 42。
Further, described second hydraulic jack 5 is vertically set on the front end protruding horizontally up supporting leg 42, and the expansion link of described second hydraulic jack 5 is directed vertically to ground and its end is provided with a cushion block 51。Safety during recovery is crucial, before cushion block 51 does not thoroughly depart from the supporter of bottom, protrude horizontally up supporting leg 42 front end to be tilted by counteracting force and cause that terminal position changes therewith, the data of 3 terminal position changes of distance detection device are transferred to controller 1, controller 1 is not before terminal position change returns to setting value, namely cushion block 51 is without departing from before supporter, keep obtaining of unloader 12 electric, make the first hydraulic jack 4 cannot action, guarantee safety during maloperation during recovery, once cushion block 51 departs from supporter, unloader 12 dead electricity, first hydraulic jack 4 is able to normal operation。
In sum, a kind of hydraulic pressure support that the present invention points out controls system and support arrangement is propped up in anti-misoperation, can pass through simple in parallel and around engineering truck the several anti-misoperation of increase prop up support arrangement, improve the stability of support, fool proof performance is good, and processing safety is high。
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure utilizing description of the present invention to make or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical field, all in like manner include in the scope of patent protection of the present invention。
Claims (6)
1. support arrangement is propped up in an anti-misoperation, it is characterized in that, system is controlled including hydraulic pressure support, described hydraulic pressure support controls system and includes: controller, hydraulic pump, first hydraulic jack, second hydraulic jack, first ram control valve and the second ram control valve, described controller is connected with a distance detection device, the oil-in of described hydraulic pump is connected to a hydraulic oil container, it is provided with a normally open solenoid valve between oil-out and the hydraulic oil container of described hydraulic pump and forms hydraulic circuit, described first ram control valve and the second ram control valve are connected in parallel in hydraulic circuit with normally open solenoid valve respectively, described first ram control valve and the first hydraulic jack are connected flexible to control it, described second ram control valve and the second hydraulic jack are connected flexible to control it, the control end of described normally open solenoid valve is connected with controller, described controller is also connected be provided with startup button, it is provided with unloader between described first ram control valve and the first hydraulic jack, the control end of described unloader is connected with controller, described anti-misoperation is propped up support arrangement and is also included square opening stop sleeve and protrude horizontally up supporting leg, it is described that to protrude horizontally up supporting leg horizontal in square opening stop sleeve and extend to the outside of square opening stop sleeve front opening, described distance detection device is arranged on the distance change when end that protrudes horizontally up supporting leg stretches out supporting leg front end stress with detection level between its end and square opening stop sleeve wainscot or lower wall panels。
2. support arrangement is propped up in anti-misoperation according to claim 1, it is characterised in that described first hydraulic jack connects and is arranged on square opening stop sleeve end and protrudes horizontally up and protrude horizontally up supporting leg stretch to promote between supporting leg。
3. support arrangement is propped up in anti-misoperation according to claim 1, it is characterised in that described second hydraulic jack is vertically set on the front end protruding horizontally up supporting leg, and the expansion link of described second hydraulic jack is directed vertically to ground and its end is provided with a cushion block。
4. support arrangement is propped up in anti-misoperation according to claim 1, it is characterised in that described hydraulic circuit is additionally provided with an overflow valve in parallel with normally open solenoid valve。
5. support arrangement is propped up in anti-misoperation according to claim 1, it is characterised in that described normally open solenoid valve is normally opened 2/2-way electromagnetic valve, and described unloader is normally closed 2/2-way electromagnetic valve。
6. support arrangement is propped up in anti-misoperation according to claim 1, it is characterised in that is provided with the first hydraulic lock between described first ram control valve and the first hydraulic jack, is provided with the second hydraulic lock between described second ram control valve and the second hydraulic jack。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561080.8A CN104279199B (en) | 2014-10-21 | 2014-10-21 | A kind of hydraulic pressure support controls system and support arrangement is propped up in anti-misoperation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410561080.8A CN104279199B (en) | 2014-10-21 | 2014-10-21 | A kind of hydraulic pressure support controls system and support arrangement is propped up in anti-misoperation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104279199A CN104279199A (en) | 2015-01-14 |
| CN104279199B true CN104279199B (en) | 2016-06-22 |
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| CN201410561080.8A Active CN104279199B (en) | 2014-10-21 | 2014-10-21 | A kind of hydraulic pressure support controls system and support arrangement is propped up in anti-misoperation |
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| CN (1) | CN104279199B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106907363A (en) * | 2017-04-21 | 2017-06-30 | 江苏犀牛重工机械有限公司 | The rubber-tyred materials-taking machine that a kind of power accumulator drives |
| CN108916139B (en) * | 2018-06-15 | 2020-08-07 | 沪东中华造船(集团)有限公司 | Hydraulic type jig frame supporting system and using method thereof |
| CN110939628A (en) * | 2019-12-05 | 2020-03-31 | 江苏悦达专用车有限公司 | Safety protection type hydro-cylinder device |
| CN112780631B (en) * | 2021-01-13 | 2024-07-30 | 华中科技大学无锡研究院 | Multi-way valve with unloading protection function |
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|---|---|---|---|---|
| US6189432B1 (en) * | 1999-03-12 | 2001-02-20 | Hunter Engineering Company | Automotive lift hydraulic fluid control circuit |
| DE102007057624A1 (en) * | 2007-11-30 | 2009-06-04 | Robert Bosch Gmbh | Actuating device for electro-hydraulic operating device of motor vehicle i.e. cabriolet-hood, has connection line branched from pressure medium line and connected with control pressure chamber of another cylinder over delay unit |
| CN201818571U (en) * | 2010-09-27 | 2011-05-04 | 武桥重工集团股份有限公司 | Hydraulic system controlling two oil cylinders to sequentially telescope |
| CN102381230A (en) * | 2011-08-23 | 2012-03-21 | 三一重工股份有限公司 | Demountable tanker truck and hydraulic system thereof |
| CN203248435U (en) * | 2013-04-26 | 2013-10-23 | 三一汽车制造有限公司 | Hydraulic driving system, boom system and concrete cloth device |
| CN103898940A (en) * | 2012-12-26 | 2014-07-02 | 神钢建设机械株式会社 | Rotation control device and construction machine including rotation control device |
| CN204127003U (en) * | 2014-10-21 | 2015-01-28 | 恒天创丰重工有限公司 | A kind of hydraulic pressure support control system and anti-misoperation support device |
-
2014
- 2014-10-21 CN CN201410561080.8A patent/CN104279199B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6189432B1 (en) * | 1999-03-12 | 2001-02-20 | Hunter Engineering Company | Automotive lift hydraulic fluid control circuit |
| DE102007057624A1 (en) * | 2007-11-30 | 2009-06-04 | Robert Bosch Gmbh | Actuating device for electro-hydraulic operating device of motor vehicle i.e. cabriolet-hood, has connection line branched from pressure medium line and connected with control pressure chamber of another cylinder over delay unit |
| CN201818571U (en) * | 2010-09-27 | 2011-05-04 | 武桥重工集团股份有限公司 | Hydraulic system controlling two oil cylinders to sequentially telescope |
| CN102381230A (en) * | 2011-08-23 | 2012-03-21 | 三一重工股份有限公司 | Demountable tanker truck and hydraulic system thereof |
| CN103898940A (en) * | 2012-12-26 | 2014-07-02 | 神钢建设机械株式会社 | Rotation control device and construction machine including rotation control device |
| CN203248435U (en) * | 2013-04-26 | 2013-10-23 | 三一汽车制造有限公司 | Hydraulic driving system, boom system and concrete cloth device |
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| CN104279199A (en) | 2015-01-14 |
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Effective date of registration: 20161229 Address after: 410000 Hunan province Changsha City Economic and Technological Development Zone Li Xiang Road No. 236 Patentee after: CHTC JOVE Heavy Industry Co., Ltd. Address before: 224100 Jiangsu province Yancheng City Dazhong Town Industrial Park Dafeng City Office Patentee before: CHTC CHUANG FENG HEAVY INDUSTRY CO., LTD. |