CN103015828A - Slider-crank mechanism principle-based opening and closing mechanism - Google Patents
Slider-crank mechanism principle-based opening and closing mechanism Download PDFInfo
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- CN103015828A CN103015828A CN2012105311972A CN201210531197A CN103015828A CN 103015828 A CN103015828 A CN 103015828A CN 2012105311972 A CN2012105311972 A CN 2012105311972A CN 201210531197 A CN201210531197 A CN 201210531197A CN 103015828 A CN103015828 A CN 103015828A
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Abstract
The invention relates to a slider-crank mechanism principle-based opening and closing mechanism, which comprises a power source pushing cylinder, a crank sliding mechanism and a connecting mechanism connected with a front end fairing, wherein the crank sliding mechanism comprises a crank connecting rod and a sliding mechanism; one end of the crank connecting rod is fixedly connected to a fixed part of the sliding mechanism, and the other end of the crank connecting rod is hinged with the connecting mechanism; a sliding part of the sliding mechanism is hinged with the connecting mechanism; one end of the power source pushing cylinder is fixedly arranged on the fixed part of the sliding mechanism, and the other end of the power source pushing cylinder is connected with the sliding part of the sliding mechanism; and when the sliding part of the sliding mechanism is pushed to move by the power source pushing cylinder, the connecting mechanism hinged with the sliding part of the sliding mechanism rotates during translational motion. According to the slider-crank mechanism principle-based opening and closing mechanism, simultaneous motion of rotation and translation is realized by using one power source, so that a fairing cabin door is opened and closed through one action in a narrow front end space of a high speed train; and the slider-crank mechanism principle-based opening and closing mechanism has the advantages of low cost, high stability and convenience in overhauling.
Description
Technical field
The present invention relates to the rolling stock machinery manufacturing technology field, specifically, relate to the switching mechanism of EMU front end.
Background technology
EMU is that the front end switching mechanism is installed at two ends simultaneously at the train groups head in order to realize heavily connection or the loopback rescue on the train usually.The front end switching mechanism is the vitals of EMUs, EMUs normal operation period (being under the non-heavy state), switching mechanism is in closed condition, at this moment, front end radome fairing hatch door is closed, make EMU have good aerodynamic appearance, in case the entering of uppermost leaf sheet, dust, ice and snow, and hitch and other facilities of protection front end radome fairing inside; In loopback or rescue situation, can open switching mechanism by automatic or manual, thereby open front end radome fairing hatch door, it be rotated to front end inner, stretch out full-automatic hitch to realize that hitch normally connects extension.
At present, common front end opening and closing structure is usually added by spinning movement, a translation and rotates or two a plurality of actions such as rotation are finished.The mechanical movement mechanism of switching mechanism need to design according to the streamline profile of front end radome fairing, and therefore, the difference of radome fairing profile often causes the different movement mechanism of switching mechanism needs could satisfy opening and closing of front end radome fairing hatch door.Continuous speed-raising along with EMU, requirement to front end radome fairing streamline profile and train collision energy-absorbing is also more and more higher, become inevitable at car body front end assembling rail clamps, add the space that the inner hitch of radome fairing and other parts occupy, the space of leaving the front end switching mechanism for is more and more less, a simple action is difficult to meet the demands again, and realizes the Automatic Control Theory more complicated of a plurality of action switching mechanisms, and cost is also higher; Also to guarantee not move interference with other structures.
Summary of the invention
The present invention is directed to the more high above-mentioned deficiency of complex structure, cost that the switching mechanism of existing rail truck EMU front end exists, a kind of simple and reliable for structure, maintenance is convenient, cost is low switching mechanism based on the slider-crank mechanism principle is provided.
Technical scheme of the present invention is: a kind of switching mechanism based on the slider-crank mechanism principle, this switching mechanism comprises that power source pushes cylinder, slide crank actuation mechanism and the bindiny mechanism that is connected with the front end radome fairing, the slide crank actuation mechanism comprises crank connecting link and slide mechanism, one end of crank connecting link is fixedly connected on the standing part of slide mechanism, the other end and bindiny mechanism are hinged, and slipper and the bindiny mechanism of slide mechanism are hinged; Power source pushes cylinder one end and is fixed on the standing part of slide mechanism, the other end is connected with the slipper of slide mechanism, when power source pushed the slipper motion of cylinder promotion slide mechanism, the bindiny mechanism that is hinged on the slide mechanism slipper rotated at the simultaneous of translation.
Preferably, the standing part of slide mechanism comprises the brace summer that is comprised of fixed mount and the track support that is arranged on fixed mount one side, the slipper of slide mechanism is placed on the track support, and power source pushes cylinder one end and is fixed on the fixed mount, and an end is connected with the slipper of slide mechanism.
Preferably, be installed with the crank connecting link installing plate on the track support, an end of crank connecting link is hinged on the crank connecting link installing plate, and the other end and bindiny mechanism are hinged.
Preferably, bindiny mechanism comprises two radome fairing linking arms, and two radome fairing linking arm homogeneous ends are connected with the front end radome fairing, and the slipper of an end and crank connecting link and slide mechanism is hinged.
Preferably, the slipper of slide mechanism and power source push cylinder and are provided with two, and each slipper is a hinged radome fairing linking arm all, and are connected with a power source propelling movement cylinder.
Preferably, the slipper of slide mechanism and power source push cylinder and are provided with one, and two radome fairing linking arms are all hinged with the slipper of slide mechanism.
Preferably, the linking arm installing rack is installed on the slipper of slide mechanism, the radome fairing linking arm is hinged on the linking arm installing rack.
Preferably, the slipper of slide mechanism is slide block or travelling carriage.
The invention has the beneficial effects as follows: the present invention is simple and reliable for structure, adopting a power source to realize rotating with two kinds of actions of translation moves simultaneously, so that the radome fairing hatch door is realized opening and closing by an action in the narrow and small front end spaces of EMU, the sort of each action all needs to provide the mechanism design of a power source before having changed, cost is low, stability is high, and maintenance is convenient; And the present invention can realize that the independent side of radome fairing hatch door opens and closes, and the open and close of every side radome fairing hatch door all adopt a power source to realize rotating and two kinds of actions of translation are moved simultaneously, and is simple to operation.
Description of drawings
Accompanying drawing 1 is the closed condition schematic diagram of the specific embodiment of the invention one switching mechanism.
Accompanying drawing 2 is the open mode schematic diagram of the specific embodiment of the invention one switching mechanism.
Accompanying drawing 3 is the closed condition top view of the specific embodiment of the invention one switching mechanism.
Accompanying drawing 4 is the open mode top view of the specific embodiment of the invention one switching mechanism.
The specific embodiment
The present invention will be further described below in conjunction with accompanying drawing.
The specific embodiment one: as shown in Figures 1 to 4, a kind of switching mechanism based on the slider-crank mechanism principle, this switching mechanism comprises that power source pushes cylinder 4, slide crank actuation mechanism and the bindiny mechanism that is connected with the front end radome fairing, the slide crank actuation mechanism comprises crank connecting link 3 and slide mechanism, one end of crank connecting link 3 is fixedly connected on the standing part of slide mechanism, the other end and bindiny mechanism are hinged, and slipper and the bindiny mechanism of slide mechanism are hinged; Power source pushes cylinder 4 one ends and is fixed on the standing part of slide mechanism, the other end is connected with the slipper of slide mechanism, when power source pushed the slipper motion of cylinder promotion slide mechanism, the bindiny mechanism that is hinged on the slide mechanism slipper rotated at the simultaneous of translation.
In order to realize the movement of slide mechanism slipper, the standing part of slide mechanism comprises the brace summer 1 that is comprised of fixed mount and the track support that is arranged on fixed mount one side, the slipper of slide mechanism is placed on the track support, power source pushes cylinder 4 one ends and is fixed on the fixed mount, and an end is connected with the slipper of slide mechanism.
For the ease of the installation of crank connecting link 3, be installed with crank connecting link installing plate 7 on the track support, an end of crank connecting link 3 is hinged on the crank connecting link installing plate 7, and the other end and bindiny mechanism are hinged.
Bindiny mechanism comprises that 6, two radome fairing linking arms of two radome fairing linking arms, 6 homogeneous ends are connected with the front end radome fairing, and the slipper of an end and crank connecting link 3 and slide mechanism is hinged.
In order to realize the translation of radome fairing linking arm, the slipper of above-mentioned slide mechanism and power source push cylinder 4 and are provided with one, and two radome fairing linking arms 6 are all hinged with the slipper of slide mechanism.
Linking arm installing rack 2 is installed on the slipper of slide mechanism, and radome fairing linking arm 6 is hinged on the linking arm installing rack 2.
The slipper of above-mentioned slide mechanism is slide block or travelling carriage 5.
Operating principle: when opening the front end radome fairing, power source pushes cylinder 4 pulling travelling carriages 5 and retreats, at this moment, radome fairing frame arm 6 realizes retreating under the effect of crank connecting link 3 and travelling carriage 5, be rotated simultaneously, thereby rotation is opened front end radome fairing hatch door to the space that is fit to.During the closed front end radome fairing, power source pushes cylinder 4 pulling travelling carriages 5 and advances, and at this moment, radome fairing frame arm 6 realizes advancing under the effect of crank connecting link 3 and travelling carriage 5, is rotated simultaneously, returns to the switching mechanism original state, closed front end radome fairing hatch door.
The specific embodiment two: different from the specific embodiment one is, in the specific embodiment two, the slipper of slide mechanism and power source push cylinder 4 and are provided with two, each slipper is a hinged radome fairing linking arm 6 all, and push cylinder 4 with power source and be connected, both can make front end radome fairing hatch door both sides hatch door open simultaneously or close, and also can make separately front end radome fairing hatch door one side hatch door open or close.
Operating principle: (1) front end radome fairing hatch door both sides hatch door is opened simultaneously or is closed
When opening the front end radome fairing, two power source propelling movement cylinders 4 spur simultaneously travelling carriage 5 and retreat, at this moment, two radome fairing linking arms 6 are realized retreating under the effect of crank connecting link 3 and travelling carriage 5, be rotated simultaneously, thereby rotation is opened front end radome fairing hatch door both sides hatch door to the space that is fit to.During the closed front end radome fairing, two power sources push cylinder 4 pulling travelling carriages 5 and advance, at this moment, radome fairing linking arm 6 is realized advancing under the effect of crank connecting link 3 and travelling carriage 5, be rotated simultaneously, return to the switching mechanism original state, closed front end radome fairing hatch door.
(2) front end radome fairing hatch door both sides hatch door is opened simultaneously or is closed
When opening the front end radome fairing, when needing to open one-sided hatch door, the power source of controlling this side cabin door open and close pushes cylinder 4 pullings and retreats with the travelling carriage 5 that this power source propelling movement cylinder 4 is connected, at this moment, the radome fairing linking arm 6 that is connected with this travelling carriage 5 is realized retreating under the effect of crank connecting link 3 and travelling carriage 5, be rotated simultaneously, thereby rotation is opened the one-sided hatch door of front end radome fairing hatch door to the space that is fit to.During the closed front end radome fairing, the power source of controlling this side cabin door open and close pushes cylinder 4 pulling travelling carriages 5 and advances, at this moment, radome fairing linking arm 6 is realized advancing under the effect of crank connecting link 3 and travelling carriage 5, be rotated simultaneously, return to the switching mechanism original state, the one-sided hatch door of closed front end radome fairing hatch door.
Claims (8)
1. switching mechanism based on the slider-crank mechanism principle, it is characterized in that: this switching mechanism comprises that power source pushes cylinder, slide crank actuation mechanism and the bindiny mechanism that is connected with the front end radome fairing, the slide crank actuation mechanism comprises crank connecting link and slide mechanism, one end of crank connecting link is fixedly connected on the standing part of slide mechanism, the other end and bindiny mechanism are hinged, and slipper and the bindiny mechanism of slide mechanism are hinged; Power source pushes cylinder one end and is fixed on the standing part of slide mechanism, the other end is connected with the slipper of slide mechanism, when power source pushed the slipper motion of cylinder promotion slide mechanism, the bindiny mechanism that is hinged on the slide mechanism slipper rotated at the simultaneous of translation.
2. the switching mechanism based on the slider-crank mechanism principle according to claim 1, it is characterized in that: the standing part of slide mechanism comprises the brace summer that is comprised of fixed mount and the track support that is arranged on fixed mount one side, the slipper of slide mechanism is placed on the track support, power source pushes cylinder one end and is fixed on the fixed mount, and an end is connected with the slipper of slide mechanism.
3. the switching mechanism based on the slider-crank mechanism principle according to claim 2, it is characterized in that: be installed with the crank connecting link installing plate on the track support, an end of crank connecting link is hinged on the crank connecting link installing plate, and the other end and bindiny mechanism are hinged.
4. the switching mechanism based on the slider-crank mechanism principle according to claim 1, it is characterized in that: bindiny mechanism comprises two radome fairing linking arms, two radome fairing linking arm homogeneous ends are connected with the front end radome fairing, and the slipper of an end and crank connecting link and slide mechanism is hinged.
5. the switching mechanism based on the slider-crank mechanism principle according to claim 4, it is characterized in that: the slipper of slide mechanism and power source push cylinder and are provided with two, each slipper is a hinged radome fairing linking arm all, and is connected with a power source propelling movement cylinder.
6. the switching mechanism based on the slider-crank mechanism principle according to claim 4 is characterized in that: the slipper of slide mechanism and power source push cylinder and are provided with one, and two radome fairing linking arms are all hinged with the slipper of slide mechanism.
7. according to claim 4 to the described switching mechanism based on the slider-crank mechanism principle of 6 any one, it is characterized in that: the linking arm installing rack is installed on the slipper of slide mechanism, and the radome fairing linking arm is hinged on the linking arm installing rack.
8. the switching mechanism based on the slider-crank mechanism principle according to claim 1, it is characterized in that: the slipper of slide mechanism is slide block or travelling carriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210531197.2A CN103015828B (en) | 2012-12-11 | 2012-12-11 | Slider-crank mechanism principle-based opening and closing mechanism |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210531197.2A CN103015828B (en) | 2012-12-11 | 2012-12-11 | Slider-crank mechanism principle-based opening and closing mechanism |
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| CN103015828A true CN103015828A (en) | 2013-04-03 |
| CN103015828B CN103015828B (en) | 2015-05-20 |
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| CN201210531197.2A Active CN103015828B (en) | 2012-12-11 | 2012-12-11 | Slider-crank mechanism principle-based opening and closing mechanism |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481330A (en) * | 2014-09-16 | 2015-04-01 | 武汉海王科技有限公司 | Opening and closing device with mechanical locking mechanism for openings |
| WO2015054943A1 (en) * | 2013-10-18 | 2015-04-23 | 青岛四方车辆研究所有限公司 | Opening/closing mechanism having a self-locking device |
| CN104596916A (en) * | 2015-02-11 | 2015-05-06 | 中国华能集团公司 | Circulating oxidization experiment device controlled by crank slide block mechanism and oxidization performance testing method |
| CN111060278A (en) * | 2019-12-31 | 2020-04-24 | 武汉武船重型装备工程有限责任公司 | Rotary driving device and wind tunnel isolation door |
| US11697962B2 (en) | 2013-10-18 | 2023-07-11 | Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | Opening and closing mechanism and train having the same |
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| JP2008037386A (en) * | 2006-08-10 | 2008-02-21 | Kawasaki Heavy Ind Ltd | Cover opening/closing device of leading portion in high speed railway vehicle |
| CN101351372A (en) * | 2005-12-23 | 2009-01-21 | 德尔纳车钩公司 | Front hatch having cantilever hatch-operating mechanism |
| CN201206386Y (en) * | 2008-08-05 | 2009-03-11 | 铁道部运输局 | Switching mechanism for front cover |
| WO2011154527A1 (en) * | 2010-06-10 | 2011-12-15 | Voith Patent Gmbh | Device for pivoting one or more front flaps of a track-guided vehicle and front-flap module |
| CN202990681U (en) * | 2012-12-11 | 2013-06-12 | 青岛四方车辆研究所有限公司 | Switching mechanism based on principle of slider crank mechanism |
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2012
- 2012-12-11 CN CN201210531197.2A patent/CN103015828B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101351372A (en) * | 2005-12-23 | 2009-01-21 | 德尔纳车钩公司 | Front hatch having cantilever hatch-operating mechanism |
| JP2008037386A (en) * | 2006-08-10 | 2008-02-21 | Kawasaki Heavy Ind Ltd | Cover opening/closing device of leading portion in high speed railway vehicle |
| CN201206386Y (en) * | 2008-08-05 | 2009-03-11 | 铁道部运输局 | Switching mechanism for front cover |
| WO2011154527A1 (en) * | 2010-06-10 | 2011-12-15 | Voith Patent Gmbh | Device for pivoting one or more front flaps of a track-guided vehicle and front-flap module |
| CN202990681U (en) * | 2012-12-11 | 2013-06-12 | 青岛四方车辆研究所有限公司 | Switching mechanism based on principle of slider crank mechanism |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015054943A1 (en) * | 2013-10-18 | 2015-04-23 | 青岛四方车辆研究所有限公司 | Opening/closing mechanism having a self-locking device |
| RU2602480C1 (en) * | 2013-10-18 | 2016-11-20 | СиЭрЭрСи ЦИНДАО СЫФАН РОЛЛИН СТОК РИСЁРЧ ИНСТИТЬЮТ КО.,ЛТД. | Opening/closing mechanism equipped with self-locking device |
| US11697962B2 (en) | 2013-10-18 | 2023-07-11 | Crrc Qingdao Sifang Rolling Stock Research Institute Co., Ltd. | Opening and closing mechanism and train having the same |
| CN104481330A (en) * | 2014-09-16 | 2015-04-01 | 武汉海王科技有限公司 | Opening and closing device with mechanical locking mechanism for openings |
| CN104596916A (en) * | 2015-02-11 | 2015-05-06 | 中国华能集团公司 | Circulating oxidization experiment device controlled by crank slide block mechanism and oxidization performance testing method |
| CN104596916B (en) * | 2015-02-11 | 2017-07-07 | 中国华能集团公司 | The epoxidation experiments device and oxidation susceptibility method of testing of a kind of slider-crank mechanism control |
| CN111060278A (en) * | 2019-12-31 | 2020-04-24 | 武汉武船重型装备工程有限责任公司 | Rotary driving device and wind tunnel isolation door |
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| Publication number | Publication date |
|---|---|
| CN103015828B (en) | 2015-05-20 |
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Address after: 266000 Shandong province Qingdao City, Ruichang Road No. 231 Patentee after: CRRC QINGDAO SIFANG VEHICLE RESEARCH INSTITUTE CO., LTD. Address before: 266000 No. 231, Ruichang Road, Sifang District, Shandong, Qingdao Patentee before: Qingdao Sifang Rolling Stock Research Institute Co., Ltd. |