CN105605288A - Driving mechanism for manual/automatic changeover integrated valve - Google Patents
Driving mechanism for manual/automatic changeover integrated valve Download PDFInfo
- Publication number
- CN105605288A CN105605288A CN201610081868.8A CN201610081868A CN105605288A CN 105605288 A CN105605288 A CN 105605288A CN 201610081868 A CN201610081868 A CN 201610081868A CN 105605288 A CN105605288 A CN 105605288A
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- CN
- China
- Prior art keywords
- piston
- manual
- fore
- driving mechanism
- cylinder
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/14—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves
- F16K31/143—Actuating devices; Operating means; Releasing devices actuated by fluid for mounting on, or in combination with, hand-actuated valves the fluid acting on a piston
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Magnetically Actuated Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention provides a driving mechanism for a manual/automatic changeover integrated valve. The driving mechanism comprises a solenoid actuator, a control valve core, a hydraulic driving part and a lever, wherein a control end of the solenoid actuator is connected with an electric receptacle; both ends of the level respectively abut against the solenoid actuator and control valve core; the control valve core comprises a liquid inlet port and a liquid return port which communicate with the hydraulic driving part; first pistons and second pistons are alternately arranged in opposite in a seal cavity of the hydraulic driving part; each first piston comprises a first piston body and a first support pillar; each second piston comprises a second piston body and a second support pillar; the first support pillar is connected with a manual changeover body in a driving mode; and the second support pillar is connected with an operating handle in a driving mode. The existing hydraulic support manual changeover valve is converted into the manual/automatic integrated valve with manual and electric functions, thereby providing the manual and electric changeover driving structure, effectively lowering the replacement cost and enhancing the efficiency and use safety.
Description
Technical field
The invention belongs to hand self-commutation valve gear field, especially relate to a kind of for hand conversion integral valve certainlyDriving mechanism.
Background technology
Hydraulic support is the main working face equipment of a kind of colliery broadwall, and its adaptability and reliability areOne of key factor of the safe and efficient production of working face. Existing hydraulic support mainly uses two class commutationsValve, comprises hand-operated direction valve and electric-hydraulic control reversing valve. Hand-operated direction valve cost is lower, but production efficiency is low,There is the defects such as potential safety hazard. Electro-hydraulic reversing valve can be realized mine automation exploitation, enhances productivity,But cost is high. At present, the most collieries of China are used hand-operated direction valve, as being directly replaced by electric liquid commutationValve, needs to drop into substantial contribution and buys new reversal valve.
For above real work situation, how on the basis of existing hydraulic support hand-operated direction valve,Carry out automatic improving, hand-operated direction valve is transformed into a kind of having concurrently manually and the auto-manual of electric functionsValve, to reduce costs, raises the efficiency and security, is this project technical issues that need to address.
Summary of the invention
In view of this, the present invention is intended to propose a kind of for the hand driving mechanism of conversion integral valve certainly, forExisting hydraulic support hand-operated direction valve is transformed into and is had concurrently manually and the auto-manual valve of electric functions, carryFor manual and electronic commutation drives structure, effectively reduce replacement cost, raise the efficiency and safety in utilization.
For achieving the above object, technical scheme of the present invention is achieved in that
A driving mechanism for hand from conversion integral valve, comprises electromagnetic actuators, controls spool, liquidPress actuator and lever, the control end of described electromagnetic actuators is connected with electrical socket, the two ends of described leverElectromagnetic actuators and described control spool described in apical grafting respectively, described control spool comprises the described hydraulic pressure of connectionThe inlet of actuator and liquid return hole, described hydraulic-driven part horizontal direction is provided with first piston and secondPiston, described first piston comprises first piston body and the first fore-set, described the second piston comprises that second livesCock body and the second fore-set, described the first fore-set drives and connects manual reverse of direction valve body, and described the second fore-set drivesAttended operation handle.
Further, described lever comprises rotating shaft, the first cylinder and the second cylinder, described the first cylinder topConnect described electromagnetic actuators, control spool described in described the second cylinder apical grafting, described the first cylinder flexibleLength regulates by clamp assembly.
Further, described operating grip comprises depression bar and apical grafting piece, described in the corresponding apical grafting of described apical grafting pieceThe second fore-set.
Further, also comprise and be arranged on peripheral main body protection shell.
With respect to prior art, of the present invention for hand from conversion integral valve driving mechanism have withLower advantage:
Manual reverse of direction valve body and operating grip are two of original hand-operated direction valve on existing hydraulic supportPart, driving mechanism of the present invention is arranged between manual reverse of direction valve body and operating grip, energyBe enough in hand-operated direction valve be transformed into and had concurrently manually and the auto-manual valve of electric functions, provide manually withElectronic commutation drives structure; When automatically controlled, external control signal is by the control of electrical socket and electromagnetic actuatorsEnd connect, electromagnetic actuators obtain electric after, the first cylinder of activation lever moves to the right to the right, leverThe second cylinder rotates around the axis, and the second cylinder promotes to control spool action to the left, can make pressure oil logicalCross in the cavity between first piston and the second piston that inlet flows into hydraulic-driven part, along with system is pressedPower rise, first piston body and the second piston body under the effect of pressure oil respectively to out movement, firstPiston body promotes the first fore-set, and the first fore-set is extrapolated, and output drives the hand-operated direction valve being attached theretoThe power that body commutates, thus realize automatic reverse; When manual reverse of direction, by pressing down operating gripDepression bar, makes depression bar promote apical grafting piece left, and apical grafting piece correspondence promotes the second fore-set left, by hydraulic-drivenPressure oil between the first piston of part and the second piston is discharged by liquid return hole, so by motive force byTwo pistons are transferred to first piston, and the first fore-set can be extrapolated, and output drives be attached thereto manualThe power that commutation valve body commutates, realizes manual reverse of direction. Driving mechanism of the present invention can effectively reduce moreChange this into, raise the efficiency and safety in utilization.
The first cylinder of lever can regulate outstanding length by clamp assembly, and be both convenient to assembling and regulated,Facilitate again the aperture of adjusting control valve core; Main body protection shell, for inner driving mechanism provides protection, addsStrong Practical Performance.
Brief description of the drawings
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, of the present inventionSchematic description and description is used for explaining the present invention, does not form inappropriate limitation of the present invention. ?In accompanying drawing:
Fig. 1 is the overall structure schematic diagram described in the embodiment of the present invention;
Fig. 2 is the structural representation of lever of the present invention.
Description of reference numerals:
1-electromagnetic actuators; 2-controls spool; 21-inlet; 22-liquid return hole; 3-hydraulic-driven part;31-first piston; 311-first piston body; 312-the first fore-set; 32-the second piston; 321-second livesCock body; 322-the second fore-set; 4-lever; 41-rotating shaft; 42-the first cylinder; 43-the second cylinder; 44-Clamp assembly; 5-electrical socket; 6-manual reverse of direction valve body; 7-operating grip; 71-depression bar; 72-apical grafting piece;8-main body protection shell.
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the spy in embodiment and embodiment in the present inventionLevy and can mutually combine.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally "," on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ",Orientation or the position relationship of the instruction such as " top ", " end ", " interior ", " outward " are based on shown in accompanying drawingOrientation or position relationship, be only the present invention for convenience of description and simplified characterization, instead of instruction or darkThe device or the element that show indication must have specific orientation, construct and operation with specific orientation, thereforeCan not be interpreted as limitation of the present invention. In addition, term " first ", " second " etc. are only for describingObject, and can not be interpreted as instruction or hint relative importance or implicit indicate indicated technical charactericticQuantity. Thus, the feature that is limited with " first ", " second " etc. can be expressed or impliedly wrapDraw together one or more these features. In description of the invention, except as otherwise noted, " multiples' "Implication is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term" installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, alsoCan be to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; CanTo be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand above-mentioned term in the present invention by concrete conditionIn concrete meaning.
Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
As shown in Figure 1, the invention provides a kind of driving mechanism of certainly changing integral valve for hand, comprise electricityMagnetic actuator 1, control spool 2, hydraulic-driven part 3 and lever 4, the control of described electromagnetic actuators 1End is connected with electrical socket 5, electromagnetic actuators 1 and the described control described in apical grafting respectively of the two ends of described lever 4Spool 2 processed, described control spool 2 comprises the inlet 21 and the liquid return hole that are communicated with described hydraulic-driven part 322, described hydraulic-driven part 3 horizontal directions are provided with first piston 31 and the second piston 32, and describedOne piston 31 comprises first piston body 311 and the first fore-set 312, and described the second piston 32 comprises secondPiston body 321 and the second fore-set 322, described the first fore-set 312 drives and connects manual reverse of direction valve body 6,Described the second fore-set 322 drives attended operation handle 7.
As shown in Figure 2, described lever 4 comprises rotating shaft 41, the first cylinder 42 and the second cylinder 43, instituteState electromagnetic actuators 1 described in the first cylinder 42 apical graftings, control spool described in described the second cylinder 43 apical graftings2, the collapsing length of described the first cylinder 42 regulates by clamp assembly 44.
Described operating grip 7 comprises depression bar 71 and apical grafting piece 72, described in the corresponding apical grafting of described apical grafting piece 72The second fore-set 322.
Also comprise and be arranged on peripheral main body protection shell 8.
The course of work of this example: when automatically controlled, external control signal is by electrical socket 5 and electromagnetic actuators1 control end connects, electromagnetic actuators 1 electric after, the first cylinder 42 of activation lever 4 is to the right to the rightLateral movement, the second cylinder 43 of lever 4 41 rotates around the shaft, and the second cylinder 43 promotes control to the leftSpool 2 processed moves, and makes pressure oil pass through inlet 21 to flow into first piston 31 Hes of hydraulic-driven part 3In cavity between the second piston 32, along with system pressure rises, first piston body 311 and second is livedCock body 321 is respectively to out movement under the effect of pressure oil, and first piston body 311 promotes the first fore-set312, the first fore-sets 312 are extrapolated, and output drives the manual reverse of direction valve body 6 being attached thereto to changeTo power, thereby realized automatic reverse; When manual reverse of direction, by pressing down the depression bar 71 of operating grip 7,Make depression bar 71 promote apical grafting piece 72 left, apical grafting piece 72 correspondences promote the second fore-set 322 left, by liquidPressure oil between first piston 31 and second piston 32 of pressure actuator 3 is discharged by liquid return hole 22,And then it is extrapolated that motive force is transferred to first piston 31, the first fore-sets 312 by the second piston 32,The power that output drives the manual reverse of direction valve body 6 being attached thereto to commutate, realizes manual reverse of direction.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all at thisWithin the spirit and principle of invention, any amendment of doing, be equal to replacement, improvement etc., all should be included inWithin protection scope of the present invention.
Claims (4)
1. the driving mechanism from conversion integral valve for hand, is characterized in that: comprise Electromagnetically actuatedDevice, control spool, hydraulic-driven part and lever, the control end of described electromagnetic actuators is connected with electrical socket,Electromagnetic actuators and described control spool described in the two ends difference apical grafting of described lever, described control spool bagDraw together the inlet and the liquid return hole that are communicated with described hydraulic-driven part, described hydraulic-driven part horizontal direction is provided withFirst piston and the second piston, described first piston comprises first piston body and the first fore-set, described secondPiston comprises the second piston body and the second fore-set, and described the first fore-set drives and connects manual reverse of direction valve body, instituteState the second fore-set and drive attended operation handle.
2. according to claim 1 for the hand driving mechanism of conversion integral valve certainly, its feature existsIn: described lever comprises rotating shaft, the first cylinder and the second cylinder, electromagnetism described in described the first cylinder apical graftingActuator, controls spool described in described the second cylinder apical grafting, and the collapsing length of described the first cylinder is by folderTight assembly regulates.
3. according to claim 1 for the hand driving mechanism of conversion integral valve certainly, its feature existsIn: described operating grip comprises depression bar and apical grafting piece, the second fore-set described in the corresponding apical grafting of described apical grafting piece.
4. according to claim 1 for the hand driving mechanism of conversion integral valve certainly, its feature existsIn: also comprise and be arranged on peripheral main body protection shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610081868.8A CN105605288B (en) | 2016-02-05 | 2016-02-05 | A kind of driving mechanism for converting integral valve certainly for hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610081868.8A CN105605288B (en) | 2016-02-05 | 2016-02-05 | A kind of driving mechanism for converting integral valve certainly for hand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105605288A true CN105605288A (en) | 2016-05-25 |
| CN105605288B CN105605288B (en) | 2018-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610081868.8A Active CN105605288B (en) | 2016-02-05 | 2016-02-05 | A kind of driving mechanism for converting integral valve certainly for hand |
Country Status (1)
| Country | Link |
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| CN (1) | CN105605288B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105191A (en) * | 2017-12-13 | 2018-06-01 | 北京天地玛珂电液控制系统有限公司 | Change-over valve core and manual-automatic integral reversal valve |
| CN114688332A (en) * | 2022-04-21 | 2022-07-01 | 欧世盛（北京）科技有限公司 | Method for transforming manual valve into automatic valve, automatic valve and equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4342335A (en) * | 1980-10-23 | 1982-08-03 | Koehring Company | Hydraulic valve detent mechanism |
| JP2001214905A (en) * | 2000-02-01 | 2001-08-10 | Uchida Hydraulics Co Ltd | Pilot hydraulic control valve |
| CN202149251U (en) * | 2011-06-27 | 2012-02-22 | 浙江苏强格液压股份有限公司 | Hand pilot valve |
| CN204828873U (en) * | 2015-06-10 | 2015-12-02 | 天津华宁电子有限公司 | Mining hand -operated direction valve controlling means |
| CN205350519U (en) * | 2016-02-05 | 2016-06-29 | 天津华宁电子有限公司 | A actuating mechanism that is used for hand from changing integrative valve |
-
2016
- 2016-02-05 CN CN201610081868.8A patent/CN105605288B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4342335A (en) * | 1980-10-23 | 1982-08-03 | Koehring Company | Hydraulic valve detent mechanism |
| JP2001214905A (en) * | 2000-02-01 | 2001-08-10 | Uchida Hydraulics Co Ltd | Pilot hydraulic control valve |
| CN202149251U (en) * | 2011-06-27 | 2012-02-22 | 浙江苏强格液压股份有限公司 | Hand pilot valve |
| CN204828873U (en) * | 2015-06-10 | 2015-12-02 | 天津华宁电子有限公司 | Mining hand -operated direction valve controlling means |
| CN205350519U (en) * | 2016-02-05 | 2016-06-29 | 天津华宁电子有限公司 | A actuating mechanism that is used for hand from changing integrative valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105191A (en) * | 2017-12-13 | 2018-06-01 | 北京天地玛珂电液控制系统有限公司 | Change-over valve core and manual-automatic integral reversal valve |
| CN114688332A (en) * | 2022-04-21 | 2022-07-01 | 欧世盛（北京）科技有限公司 | Method for transforming manual valve into automatic valve, automatic valve and equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105605288B (en) | 2018-07-06 |
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