CN103434410B - Fault-tolerant device of pantograph mis-operation bouncing working condition - Google Patents
Fault-tolerant device of pantograph mis-operation bouncing working condition Download PDFInfo
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- CN103434410B CN103434410B CN201310389735.3A CN201310389735A CN103434410B CN 103434410 B CN103434410 B CN 103434410B CN 201310389735 A CN201310389735 A CN 201310389735A CN 103434410 B CN103434410 B CN 103434410B
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- locking
- pantograph
- axial pull
- locking device
- plate
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Abstract
The invention discloses a fault-tolerant device of the pantograph mis-operation bouncing working condition. The fault-tolerant device comprises a locking device supporting body, an axial pull rod, a wedge-shaped block, a locking plate and a rotary plate, wherein the axial pull rod is sleeved with the locking device supporting body and can rotate around the locking device supporting body, the wedge-shaped block is fixed at one end of the axial pull rod, the locking plate is arranged at the other end of the axial pull rod in a sleeved mode and can rotate around the other end of the axial pull rod, and the rotary plate is fixed on the axial pull rod and arranged close to the locking plate. A hook head for locking a pantograph head is arranged at the upper end of the locking plate. Corresponding bolt holes are formed in the rotary plate and the locking plate, a movable bolt is installed in the bolt holes, and rotary restraining between the locking plate and the axial pull rod is achieved. Return springs are installed on the locking plate and the rotary plate respectively. The fault-tolerant device is relatively simple in structure, convenient to operate and capable of effectively avoiding the pantograph bouncing working condition.
Description
Technical field
The invention belongs to physical construction and electric vehicle field, be specifically related to the fault tolerance facility of a kind of pantograph maloperation bounce-back operating mode.
Background technology
Pantograph is that electric locomotive is subject to a kind of current collection device of obtaining current from contact system contact wire.It is arranged on the roof of electric locomotive by insulator, is a kind of mechanical component of radial type.Pantograph locking mechanism is used for locking and the unblock of pantograph collector head.Pantograph is when normal electrical drives ascending, descending bow operating mode and normal driven by quill shaft ascending, descending bow operating mode, and pantograph collector head drops to position, and locking device is by pantograph collector head locking; When pantograph starts rising bow, pantograph collector head unlocks by locking device.But have kind of maloperation extremely difficulty avoid, namely artificially depress and lock pantograph collector head, and motor actual be in rising bow completion status namely take charge of control platform show rising bow state, now to pantograph electric drive fall bow or driven by quill shaft bow falls, then pantograph rebounds.At present, the pantograph bounce-back operating mode that the locking mechanism many pantographs generally adopted cannot avoid this maloperation to cause.And repeatedly repeat to rebound operating mode, have a strong impact on quality and the service life of pantograph.
Summary of the invention
technical matters:the invention provides a kind of bow locking unlocking function that can realize former pantograph locking mechanism, the fault tolerance facility of the pantograph maloperation bounce-back operating mode effectively avoiding pantograph bounce-back operating mode to occur.
technical scheme:the fault tolerance facility of pantograph maloperation bounce-back operating mode of the present invention, comprise locking device supporter, to be enclosed within locking device supporter and the axial pull bar that can rotate around it, the wedge being fixed on axial pull bar one end, be enclosed within axial pull bar the other end and the locking plate that can rotate around it and to be fixed on axial pull bar and to close on the rotor plate of locking plate, locking device supporter is connected one end with axial pull bar and is provided with U-shaped opening, and rotor plate is positioned at U-shaped opening; One end of locking plate is enclosed within axial pull bar, and the other end is provided with the upper end eave tile for locking pantograph collector head; Locking device supporter is provided with first returning spring and two the second returning springs, first returning spring one end is fixedly connected with locking device supporter, and the other end is fixedly connected with the side of locking plate; The upper end that rotor plate closes on locking device supporter U-shaped open bottom side is provided with connecting strap, and connecting strap two ends are fixedly connected with second returning spring respectively; Rotor plate and locking plate are provided with corresponding bolt hole, in order to install movable bolt, realize the rotational restraint between locking plate and axial pull bar.
In preferred version of the present invention, locking device supporter U-shaped opening is provided with two corresponding holes, locking device supporter can be rotated around it on axial pull bar by two borehole jacks.
In preferred version of the present invention, two the second returning springs are symmetricly set on the lateral surface of locking device supporter U-shaped opening, and one end of the second returning spring is fixedly connected with connecting strap one end, and the other end is fixedly connected with locking device supporter.
In another preferred version of the present invention, movable bolt inserts after in the bolt hole of corresponding setting on rotor plate and locking plate, adopts nut by movable bolt screwed in place.
Preferably, nut adopts double nuts.
beneficial effect:the present invention compared with prior art, has the following advantages:
Existingly be connected on axial pull bar closest to the locking plate on device, whether bow is blocked upper end eave tile locking on plate completely by the impact of wedge motion, after artificial pressure bow, bounce-back operating mode very easily occurs like this.Locking sleeve-board in the fault tolerance facility of pantograph maloperation bounce-back operating mode provided by the invention also can rotate around it on axial pull bar, and rotor plate is connected on axial pull bar, and wedge is fixed on one end of axial pull bar by upper end bolt and nut.When pantograph normally works, movable bolt inserts in the bolt hole of locking plate and rotor plate, and with nut locking, now locking plate is equivalent to be connected on axial pull bar, completely by the impact that wedge moves; When artificial pressure pantograph collector head, detach movable bolt, locking plate, not by wedge motion effects, can avoid by adjustment the operating mode that rebounds.The technology of the present invention compared with prior art has following advantages: structure is simple, and easy to operate, bow locking can be controlled, and effectively can avoid the bounce-back operating mode of pantograph.
Accompanying drawing explanation
Fig. 1 is the structural representations of apparatus of the present invention when realizing nominal situation locking unlocking function.
Fig. 2 is the structural representations of apparatus of the present invention when the operating mode that rebounds occurs.
Fig. 3 is the structural representation of another angle of apparatus of the present invention.
Have in figure: 1. wedge, 2. axial pull bar, 3. nut, 4. rotor plate, 5. movable bolt, 6. locking plate, 7. the first returning spring, 8. the second returning spring, 9. locking device supporter, 10. connecting strap.
Detailed description of the invention
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below in conjunction with Figure of description and embodiment, the present invention is described in further detail.Apparently; embodiment and accompanying drawing are only specific implementations more of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work; according to other equivalents that these embodiments draw, all within scope.
The fault tolerance facility of the pantograph bounce-back operating mode that the present embodiment provides, structure as shown in Figure 1, Figure 2 and Figure 3, comprise locking device supporter 9, to be enclosed within locking device supporter 9 and the axial pull bar 2 that can rotate around it, the wedge 1 being fixed on described axial pull bar 2 one end, be enclosed within axial pull bar 2 the other end and the locking plate 6 that can rotate around it and to be fixed on axial pull bar 2 and to close on the rotor plate 4 of locking plate 6; Described locking device supporter 9 is provided with U-shaped opening for being connected one end with axial pull bar 2.
In the present embodiment, locking device supporter 9 as the base of the fault tolerance facility of above-mentioned pantograph maloperation bounce-back operating mode or support, for the fault tolerance facility of pantograph maloperation bounce-back operating mode is fixed on pantograph.Locking device supporter 9 is by U-shaped opening being provided with two corresponding holes, and axial pull bar 2 to be through on locking device supporter 9 by these two holes and can to rotate around it.
In the present embodiment, rotor plate 4 to be fixed on axial pull bar 2 and to be positioned at the U-shaped opening of locking device supporter 9, locking plate 6 one end is enclosed within axial pull bar 2 and also can rotates around it, the other end is provided with the upper end eave tile for locking pantograph collector head, rotor plate 4 and locking plate 6 are provided with corresponding bolt hole, in order to install movable bolt 5, realize the rotational restraint between locking plate 6 and axial pull bar 2.When pantograph normally works, movable bolt 5 inserts in the bolt hole of locking plate 6 and rotor plate 4, and locks with nut 3, and now locking plate is equivalent to be connected on axial pull bar, completely by the impact that wedge 1 moves; When the operating mode logic that rebounds occurs, turn on the nut 3 on movable bolt 5, movable bolt 5 is detached rotor plate 4, and between locking plate 6 and axial pull bar 2, rotational restraint is removed, and can relatively rotate, now push away before motor shaft and wedge 1 and rotor plate 4 are rotated, but locking plate 6 does not unlock bow, after motor shaft stops promotion, normal logic got back to by pantograph ascending, descending bow, then inserted by movable bolt 5 in the bolt hole of rotor plate 4, fastening nut 3, pantograph returns to nominal situation run time behaviour.
In one embodiment of the present of invention, locking device supporter 9 is provided with first returning spring 7 and two second returning spring 8, first returning spring 7 one end are fixedly connected with locking device supporter 9, the other end is fixedly connected with the side of locking plate 6; The upper end that rotor plate 4 closes on locking device supporter 9U shape open bottom side is provided with connecting strap 10, and connecting strap 10 two ends are fixedly connected with second returning spring 8 respectively; Two the second returning springs 8 are symmetricly set on the lateral surface of locking device supporter 9U shape opening, and second returning spring 8 other end is fixedly connected with locking device supporter 9.When locking plate 6 and rotor plate 4 depart from level attitude, locking plate 6 and rotor plate 4 are pulled to same level position by the first returning spring 7 and the second returning spring 8 simultaneously, the bolt hole on locking plate 6 and rotor plate 4 are alignd, the work of portable propelling bolt.
In one embodiment of the present of invention, movable bolt 5 inserts after in the bolt hole of corresponding setting on rotor plate 4 and locking plate 6, adopt nut 3 by movable bolt 5 screwed in place, and nut 3 adopts double nuts.
The present invention as pantograph bounce-back operating mode fault tolerance facility time principle of work be described below:
The fault tolerance facility of the pantograph bounce-back operating mode that the embodiment of the present invention provides, wedge 1 rotates for driving axial pull bar 2, and locking plate 6 upper end eave tile rotates the effect realizing locking and unlock pantograph collector head.When working properly, movable bolt 5 inserts in the bolt hole of rotor plate 4, and tightens with nut 3, and now wedge 1, axial pull bar 2, rotor plate 4 and locking plate 6 are connected, and realizes the normal locking unlocking operation of pantograph; When artificial pressure pantograph collector head, detach movable bolt 5, locking plate 6 is not by wedge 1 motion effects, now push away before motor shaft and wedge 1 and rotor plate 4 are rotated, but locking plate 6 does not unlock bow, after motor shaft stops promotion, normal logic got back to by pantograph ascending, descending bow, then inserted by movable bolt 5 in the bolt hole of rotor plate 4, fastening nut 3, pantograph returns to nominal situation run time behaviour.One end of first returning spring 7 and the second returning spring 8 is installed on locking device supporter 9, the other end is arranged on the connecting strap 10 of locking plate 6 side and rotor plate 4 respectively, effect is that locking plate 6 and rotor plate 4 are retracted level attitude simultaneously, bolt hole alignment on locking plate 6 and rotor plate 4, facilitates the action of movable bolt 5.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of application claims.
Claims (5)
1. the fault tolerance facility of a pantograph maloperation bounce-back operating mode, it is characterized in that, this device comprises locking device supporter (9), be enclosed within the axial pull bar (2) that also can rotate around it in described locking device supporter (9), be fixed on the wedge (1) of described axial pull bar (2) one end, be enclosed within the other end of axial pull bar (2) and the locking plate (6) that can rotate around it and be fixed on axial pull bar (2) and go up and the rotor plate (4) closing on locking plate (6), described locking device supporter (9) is connected one end with axial pull bar (2) and is provided with U-shaped opening, rotor plate (4) is positioned at described U-shaped opening,
One end of described locking plate (6) is enclosed within axial pull bar (2), and the other end is provided with the upper end eave tile for locking pantograph collector head; Locking device supporter (9) is provided with first returning spring (7) and two the second returning springs (8), described first returning spring (7) one end is fixedly connected with locking device supporter (9), and the other end is fixedly connected with the side of locking plate (6); The upper end that rotor plate (4) closes on locking device supporter (9) U-shaped open bottom side is provided with connecting strap (10), and described connecting strap (10) two ends are fixedly connected with second returning spring (8) respectively;
Described rotor plate (4) and locking plate (6) are provided with corresponding bolt hole, in order to install movable bolt (5), realize the rotational restraint between locking plate (6) and axial pull bar (2).
2. the fault tolerance facility of pantograph maloperation bounce-back operating mode according to claim 1, it is characterized in that, described locking device supporter (9) U-shaped opening is provided with two corresponding holes, locking device supporter (9) is upper and can rotate around it at axial pull bar (2) by two borehole jacks.
3. the fault tolerance facility of pantograph maloperation bounce-back operating mode according to claim 2, it is characterized in that, two described the second returning springs (8) are symmetricly set on the lateral surface of locking device supporter (9) U-shaped opening, one end of two the second returning springs (8) is fixedly connected with connecting strap (10) one end, and the other end is fixedly connected with locking device supporter (9).
4. the fault tolerance facility of the pantograph maloperation bounce-back operating mode according to claim 1,2 or 3, it is characterized in that, described movable bolt (5) inserts after in rotor plate (4) and the upper corresponding bolt hole arranged of locking plate (6), adopts nut (3) by movable bolt (5) screwed in place.
5. the fault tolerance facility of pantograph maloperation bounce-back operating mode according to claim 4, it is characterized in that, described nut (3) adopts double nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310389735.3A CN103434410B (en) | 2013-09-02 | 2013-09-02 | Fault-tolerant device of pantograph mis-operation bouncing working condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310389735.3A CN103434410B (en) | 2013-09-02 | 2013-09-02 | Fault-tolerant device of pantograph mis-operation bouncing working condition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103434410A CN103434410A (en) | 2013-12-11 |
| CN103434410B true CN103434410B (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310389735.3A Expired - Fee Related CN103434410B (en) | 2013-09-02 | 2013-09-02 | Fault-tolerant device of pantograph mis-operation bouncing working condition |
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| Country | Link |
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| CN (1) | CN103434410B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4585910A (en) * | 1982-12-16 | 1986-04-29 | Toyo Kenki Zeizo Kabushiki Kaisha | Hook device for locking pantograph |
| EP0311048A1 (en) * | 1987-10-08 | 1989-04-12 | Siemens Aktiengesellschaft Österreich | Single-arm pantograph with device for prevention of mechanical overload |
| CN2353618Y (en) * | 1998-10-08 | 1999-12-15 | 铁三院三电技术开发公司 | Spacing positioner for contact net of electric railway |
| CN2730674Y (en) * | 2004-08-17 | 2005-10-05 | 马志 | Lifting and resetting device for current collector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3830184B2 (en) * | 1995-10-18 | 2006-10-04 | 株式会社ショーワ | Mast lock mechanism of direct acting pantograph device |
-
2013
- 2013-09-02 CN CN201310389735.3A patent/CN103434410B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4585910A (en) * | 1982-12-16 | 1986-04-29 | Toyo Kenki Zeizo Kabushiki Kaisha | Hook device for locking pantograph |
| EP0311048A1 (en) * | 1987-10-08 | 1989-04-12 | Siemens Aktiengesellschaft Österreich | Single-arm pantograph with device for prevention of mechanical overload |
| CN2353618Y (en) * | 1998-10-08 | 1999-12-15 | 铁三院三电技术开发公司 | Spacing positioner for contact net of electric railway |
| CN2730674Y (en) * | 2004-08-17 | 2005-10-05 | 马志 | Lifting and resetting device for current collector |
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| Publication number | Publication date |
|---|---|
| CN103434410A (en) | 2013-12-11 |
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Address after: No. 2, four archway in Xuanwu District, Nanjing, Jiangsu Patentee after: SOUTHEAST University Address before: 210096 No. four archway, 2, Jiangsu, Nanjing Patentee before: Southeast University |
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Granted publication date: 20150701 Termination date: 20210902 |
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