CN103486326B - Selector valve handle self-locking device and selector valve - Google Patents
Selector valve handle self-locking device and selector valve Download PDFInfo
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- CN103486326B CN103486326B CN201310423076.0A CN201310423076A CN103486326B CN 103486326 B CN103486326 B CN 103486326B CN 201310423076 A CN201310423076 A CN 201310423076A CN 103486326 B CN103486326 B CN 103486326B
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- limited lever
- selector valve
- slotted eye
- backplate
- handle
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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
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Preventing Unauthorised Actuation Of Valves (AREA)
Abstract
The invention provides a kind of selector valve handle self-locking device and selector valve, this selector valve handle self-locking device is arranged on selector valve, comprise the first backplate, the second backplate, the first position-limited lever and the second position-limited lever, described first backplate and the second backplate are separately positioned on the two ends of described selector valve, slotted eye is provided with at described first backplate and the second backplate, described first position-limited lever and the second position-limited lever are erected on described first backplate, the second backplate by described slotted eye, and the handle both sides of described selector valve are distributed in parellel, swing to prevent handle.Selector valve handle self-locking device of the present invention, can stop because scratching to cause the phenomenon of misoperation to handle, the locking and unlocking is easy to operate, and can be installed at very easily on existing hand-operated direction valve, with low cost, Be very effective.
Description
Technical field
The present invention relates to mechanical field, particularly a kind of selector valve handle self-locking device and selector valve.
Background technique
Hydraulic support, when down-hole uses, its setting prop, falls post, pushing and sliding and the action such as to try to stop people from fighting each other is all realized by the control of selector valve.The selector valve that existing down-hole uses is divided into two kinds substantially, is respectively electro-hydraulic reversing valve and hand-operated direction valve.Electro-hydraulic reversing valve advantage to realize automatic control, realize particular by systems such as the controller be arranged on support, pressure transducers, but its shortcoming is exactly expensive, so the selector valve of the most of support used under existing well is hand-operated direction valve.The work of hand-operated direction valve realizes by pulling handle, and the handle of existing most of hand-operated direction valve is naked being exposed on the outside, without any protective measure.When miner advances in walkway, do not notice that meeting scratching is to handle, thus cause support misoperation, meet accident.
Summary of the invention
In view of this, the present invention is intended to propose a kind of selector valve handle self-locking device and selector valve, encounters to solve the problem that handle causes misoperation.
For achieving the above object, technological scheme of the present invention is achieved in that
On the one hand, the invention provides a kind of selector valve handle self-locking device, be arranged on selector valve, comprise the first backplate, the second backplate, the first position-limited lever and the second position-limited lever, described first backplate and the second backplate are separately positioned on the two ends of described selector valve, be provided with slotted eye at described first backplate and the second backplate, described first position-limited lever and the second position-limited lever are erected on described first backplate, the second backplate by described slotted eye, and are distributed in the handle both sides of described selector valve in parellel; When described first position-limited lever and the second position-limited lever are positioned at the top of described slotted eye, described handle cannot swing, when taking down described first position-limited lever and the second position-limited lever or described first position-limited lever and the second position-limited lever and being positioned at the bottom of described slotted eye, described handle can swing.
Further, described slotted eye comprises the first slotted eye and the second slotted eye, the two ends of described first position-limited lever are separately positioned in the first slotted eye of described first backplate, the second backplate, and the two ends of described second position-limited lever are separately positioned in the second slotted eye of described first backplate, the second backplate.
Further, described first slotted eye is enclosed inverted L-shaped slotted eye, when described first position-limited lever is arranged on described first slotted eye top, described first position-limited lever swings for the handle that the limits described selector valve direction to described first position-limited lever, when described first position-limited lever is arranged on the bottom of described first slotted eye, the locking to the handle of described selector valve removed by described first position-limited lever.
Further, described first position-limited lever is located in the first slotted eye of described first backplate and the second backplate, and the two ends of described first position-limited lever are provided with bayonet lock or circular groove for preventing described first position-limited lever axial float.
Further, described second slotted eye is enclosed inverted L-shaped slotted eye, when described second position-limited lever is arranged on described second slotted eye top, described second position-limited lever swings for the handle that the limits described selector valve direction to described second position-limited lever, when described second position-limited lever is arranged on the bottom of described second slotted eye, the locking to the handle of described selector valve removed by described second position-limited lever.
Further, described second position-limited lever is located in the second slotted eye of described first backplate and the second backplate, and the two ends of described second position-limited lever are provided with bayonet lock or circular groove for preventing described second position-limited lever axial float.
Further, described first slotted eye is vertical opening slot, when described first position-limited lever is arranged in described first slotted eye, described first position-limited lever swings for the handle that the limits described selector valve direction to described first position-limited lever, when described first position-limited lever is taken out by described first slotted eye, the locking to the handle of described selector valve removed by described first position-limited lever.
Further, described second slotted eye is vertical opening slot, when described second position-limited lever is arranged on described second slotted eye top, described second position-limited lever swings for the handle that the limits described selector valve direction to described second position-limited lever, when described second position-limited lever is arranged by described first slotted eye taking-up, the locking to the handle of described selector valve removed by described second position-limited lever.
Further, described first position-limited lever and described second position-limited lever are connected on described selector valve, described first backplate or described second backplate by flexible cable or chain.
On the other hand, the invention also discloses a kind of selector valve, described selector valve is provided with selector valve handle self-locking device as above.
Relative to prior art, the present invention has following advantage: selector valve handle self-locking device of the present invention, can stop because scratching to cause the phenomenon of misoperation to handle, the locking and unlocking is easy to operate, and can be installed at very easily on existing hand-operated direction valve, with low cost, Be very effective.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is for the selector valve handle self-locking device described in the embodiment of the present invention is at the structural representation of released state;
Fig. 2 is for the selector valve handle self-locking device described in the embodiment of the present invention is at the structural representation of lock state;
Fig. 3 is the plan view of Fig. 2;
Fig. 4 is the left view of Fig. 3.
Description of reference numerals:
1-selector valve, 2-handle, 3-first backplate, 4-second backplate, 5-first position-limited lever, 6-second position-limited lever, 7-first slotted eye, 8-second slotted eye.
Embodiment
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Fig. 1 and Fig. 4 is the relevant drawings of the present embodiment, known in conjunction with these four accompanying drawings, selector valve handle self-locking device described in the present embodiment is arranged on selector valve 1, comprise the first backplate 3, second backplate 4, first position-limited lever 5 and the second position-limited lever 6, first backplate 3 and the second backplate 4 are separately positioned on the two ends of selector valve 1, slotted eye is provided with at the first backplate 3 and the second backplate 4, slotted eye comprises the first slotted eye 7 and the second slotted eye 8, in the present embodiment, the first slotted eye 7 and the second slotted eye 8 are enclosed inverted L-shaped slotted eye.The two ends of the first position-limited lever 5 are located in the first backplate 3 respectively, in first slotted eye 7 of the second backplate 4, the two ends of the second position-limited lever 6 are located in the first backplate 3 respectively, in second slotted eye 8 of the second backplate 4, and the first position-limited lever 5 and the second position-limited lever 6 are distributed in handle 2 both sides of selector valve 1 in parellel, when the first position-limited lever 5 is arranged on the first slotted eye 7 top, first position-limited lever 5 swings for the handle 2 that limits selector valve 1 direction to the first position-limited lever 5, when the first position-limited lever 5 slides into the bottom of the first slotted eye 7, the locking of the handle 2 to selector valve 1 removed by first position-limited lever 5.In like manner, when the second position-limited lever 6 is arranged on the second slotted eye 8, second position-limited lever 6 swings for the handle 2 that limits selector valve 1 direction to the second position-limited lever 6, and when the second position-limited lever 6 slides into the bottom of the second slotted eye 8, the locking of the handle 2 to selector valve 1 removed by the second position-limited lever 6.For preventing the first position-limited lever 5 and the second position-limited lever 6 axial float, be also provided with bayonet lock at the two ends of the first position-limited lever 5 and the second position-limited lever 6.
Selector valve handle self-locking device described in the present embodiment, can stop because scratching to cause the phenomenon of misoperation to handle, the locking and unlocking is easy to operate, and can be installed at very easily on existing hand-operated direction valve, with low cost, Be very effective.
In other embodiments, this slotted eye can also be the opening slot of vertical direction, when corresponding opening slot put into respectively by the first position-limited lever 5 and the second position-limited lever 6, play lock function, when taking out the first position-limited lever 5 and the second position-limited lever 6 from opening slot, unlock, this first position-limited lever 5 and the second position-limited lever 6 can be connected on selector valve 1, first backplate 3 or the second backplate 4 by flexible cable or chain.
Except above-mentioned selector valve handle self-locking device, the present invention also provides a kind of selector valve being provided with above-mentioned selector valve handle self-locking device, and the structural reference prior art of other each several part of this selector valve, repeats no more herein.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a selector valve handle self-locking device, be arranged on selector valve (1), it is characterized in that, comprise the first backplate (3), second backplate (4), first position-limited lever (5) and the second position-limited lever (6), described first backplate (3) and the second backplate (4) are separately positioned on the two ends of described selector valve (1), slotted eye is provided with described first backplate (3) and the second backplate (4), described first position-limited lever (5) and the second position-limited lever (6) are erected at described first backplate (3) by described slotted eye, on second backplate (4), and handle (2) both sides of described selector valve (1) are distributed in parellel, when described first position-limited lever (5) and the second position-limited lever (6) are positioned at the top of described slotted eye, described handle (2) cannot swing, when taking down described first position-limited lever (5) and the second position-limited lever (6) or the first position-limited lever (5) and the second position-limited lever (6) and being positioned at the bottom of described slotted eye, described handle (2) can swing.
2. selector valve handle self-locking device according to claim 1, it is characterized in that, described slotted eye comprises the first slotted eye (7) and the second slotted eye (8), the two ends of described first position-limited lever (5) are separately positioned in first slotted eye (7) of described first backplate (3), the second backplate (4), and the two ends of described second position-limited lever (6) are separately positioned in second slotted eye (8) of described first backplate (3), the second backplate (4).
3. selector valve handle self-locking device according to claim 2, it is characterized in that, described first slotted eye (7) is enclosed inverted L-shaped slotted eye, when described first position-limited lever (5) is arranged on described first slotted eye (7) top, described first position-limited lever (5) swings for the handle (2) that limits described selector valve (1) direction to described first position-limited lever (5), when described first position-limited lever (5) is arranged on the bottom of described first slotted eye (7), described first position-limited lever (5) removes the locking to the handle (2) of described selector valve (1).
4. selector valve handle self-locking device according to claim 3, it is characterized in that, described first position-limited lever (5) is located in first slotted eye (7) of described first backplate (3) and the second backplate (4), and the two ends of described first position-limited lever are provided with bayonet lock or circular groove for preventing described first position-limited lever (5) axial float.
5. the selector valve handle self-locking device according to claim 2 to 4 any one, it is characterized in that, described second slotted eye (8) is enclosed inverted L-shaped slotted eye, when described second position-limited lever (6) is arranged on described second slotted eye (8) top, described second position-limited lever (6) swings for the handle (2) that limits described selector valve (1) direction to described second position-limited lever (6), when described second position-limited lever (6) is arranged on the bottom of described second slotted eye (8), described second position-limited lever (6) removes the locking to the handle (2) of described selector valve (1).
6. selector valve handle self-locking device according to claim 5, it is characterized in that, described second position-limited lever (6) is located in second slotted eye (8) of described first backplate (3) and the second backplate (4), and the two ends of described second position-limited lever are provided with bayonet lock or circular groove for preventing described second position-limited lever (6) axial float.
7. selector valve handle self-locking device according to claim 2, it is characterized in that, described first slotted eye (7) is vertical opening slot, when described first position-limited lever (5) is arranged in described first slotted eye (7), described first position-limited lever (5) swings for the handle (2) that limits described selector valve (1) direction to described first position-limited lever (5), when described first position-limited lever (5) is taken out by described first slotted eye (7), described first position-limited lever (5) removes the locking to the handle (2) of described selector valve (1).
8. selector valve handle self-locking device according to claim 2, it is characterized in that, described second slotted eye (8) is vertical opening slot, when described second position-limited lever (6) is arranged on described second slotted eye (8) top, described second position-limited lever (6) swings for the handle (2) that limits described selector valve (1) direction to described second position-limited lever (6), when described second position-limited lever (6) is arranged by described first slotted eye (7) taking-up, described second position-limited lever (6) removes the locking to the handle (2) of described selector valve (1).
9. the selector valve handle self-locking device according to claim 7 or 8, it is characterized in that, described first position-limited lever (5) and described second position-limited lever (6) are connected on described selector valve (1), described first backplate (3) or described second backplate (4) by flexible cable or chain.
10. a selector valve, is characterized in that, described selector valve is provided with the selector valve handle self-locking device as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310423076.0A CN103486326B (en) | 2013-09-17 | 2013-09-17 | Selector valve handle self-locking device and selector valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310423076.0A CN103486326B (en) | 2013-09-17 | 2013-09-17 | Selector valve handle self-locking device and selector valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103486326A CN103486326A (en) | 2014-01-01 |
| CN103486326B true CN103486326B (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310423076.0A Active CN103486326B (en) | 2013-09-17 | 2013-09-17 | Selector valve handle self-locking device and selector valve |
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| Country | Link |
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| CN (1) | CN103486326B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104373143B (en) * | 2014-11-17 | 2017-02-22 | 大同煤矿集团有限责任公司 | Limiting device for transversally-arranged operating valve handles of hydraulic support |
| CN105156143A (en) * | 2015-09-10 | 2015-12-16 | 陈玉标 | Middle-position locking safety limit device of coal-mine hydraulic-support control valve handle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2212599A (en) * | 1987-11-21 | 1989-07-26 | Charles Frederick Irvin | C.F.I. valve locking device |
| US6460383B1 (en) * | 2001-04-25 | 2002-10-08 | Michael W. Wadsworth, Jr. | Valve locking device |
| CN2818961Y (en) * | 2005-04-06 | 2006-09-20 | 王道宗 | Hydraulic support moving frame coal discharge synchronous spraying operation valve |
| CN2874173Y (en) * | 2005-12-07 | 2007-02-28 | 柳州市华力实业有限责任公司 | Safety lock rod mechanism for cut-off valve |
| CN201381523Y (en) * | 2009-03-02 | 2010-01-13 | 江苏柳工机械有限公司 | Fast-changing locking device for loading machine and accessory |
| CN202182249U (en) * | 2011-07-18 | 2012-04-04 | 海城市石油机械制造有限公司 | Reversing valve locking mechanism |
-
2013
- 2013-09-17 CN CN201310423076.0A patent/CN103486326B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2212599A (en) * | 1987-11-21 | 1989-07-26 | Charles Frederick Irvin | C.F.I. valve locking device |
| US6460383B1 (en) * | 2001-04-25 | 2002-10-08 | Michael W. Wadsworth, Jr. | Valve locking device |
| CN2818961Y (en) * | 2005-04-06 | 2006-09-20 | 王道宗 | Hydraulic support moving frame coal discharge synchronous spraying operation valve |
| CN2874173Y (en) * | 2005-12-07 | 2007-02-28 | 柳州市华力实业有限责任公司 | Safety lock rod mechanism for cut-off valve |
| CN201381523Y (en) * | 2009-03-02 | 2010-01-13 | 江苏柳工机械有限公司 | Fast-changing locking device for loading machine and accessory |
| CN202182249U (en) * | 2011-07-18 | 2012-04-04 | 海城市石油机械制造有限公司 | Reversing valve locking mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103486326A (en) | 2014-01-01 |
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| CB03 | Change of inventor or designer information |
Inventor after: Li Dong Inventor after: Fang Zhongxi Inventor after: Jiang Renkun Inventor after: Li Jianguang Inventor after: Zhang Jianhua Inventor after: Yang Chaofei Inventor after: Du Qi Inventor before: Jiang Renkun Inventor before: Li Jianguang Inventor before: Zhang Jianhua |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190819 Address after: 110027, No. 25, development road, Shenyang economic and Technological Development Zone, Liaoning Co-patentee after: China Shenhua Energy Co Shendong coal Co. Patentee after: Sany Heavy Equipment Co.,Ltd. Address before: Yansai Lake Street 110027 economic and Technological Development Zone Liaoning city Shenyang province No. 31 Patentee before: Sany Heavy Equipment Co.,Ltd. |