CN202990681U - Switching mechanism based on principle of slider crank mechanism - Google Patents
Switching mechanism based on principle of slider crank mechanism Download PDFInfo
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- CN202990681U CN202990681U CN2012206796618U CN201220679661U CN202990681U CN 202990681 U CN202990681 U CN 202990681U CN 2012206796618 U CN2012206796618 U CN 2012206796618U CN 201220679661 U CN201220679661 U CN 201220679661U CN 202990681 U CN202990681 U CN 202990681U
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- crank
- slipper
- slide mechanism
- slide
- power source
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Abstract
The utility model relates to a switching mechanism based on the principle of a slider crank mechanism. The switching mechanism comprises a power source pushing cylinder, a crank slide mechanism and a connecting mechanism connected with the front end of a cowling, wherein the crank slide mechanism comprises a crank link and a slide mechanism, one end of the crank link is fixedly connected to the fixed part of the slide mechanism, the other end of the crank link is hinged with a connecting mechanism, and the sliding part of the slide mechanism is hinged with the connecting mechanism; one end of the power source pushing cylinder is fixed on the fixed part of the slide mechanism, the other end of the power source pushing cylinder is connected with the sliding part of the slide mechanism, when the power source pushing cylinder pushes the sliding part of the slide mechanism to move, the connecting mechanism hinged with the sliding part of the slide mechanism is in rotation during translational motion. According to the utility model, a power source is adopted for achieving two actions of rotation and translation at the same time, so as to enable the hatch of the cowling to achieve opening and closing through one action within the narrow front end space of a high-speed motor train unit, the cost is low, the stability is high, and the overhauling is convenient.
Description
Technical field
The utility model relates to the rolling stock machinery manufacturing technology field, specifically, relates to the switching mechanism of EMU front end.
Background technology
EMU in order to realize heavily connection or the loopback rescue on train, is that the front end switching mechanism is installed at two ends simultaneously at the train groups head usually.The front end switching mechanism is the vitals of EMUs, EMUs normal operation period (being under 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; Can open switching mechanism by automatic or manual in loopback or rescue situation, thereby open front end radome fairing hatch door, it be rotated to front end inner, stretch out full-automatic hitch and normally connect extension to realize hitch.
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 completed.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.
The utility model content
The utility model is for the more high above-mentioned deficiency of complex structure, cost that the switching mechanism of existing rail truck EMU front end exists, and 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.
The technical solution of the utility model 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 track support, and power source pushes cylinder one end and is fixed on fixed mount, and an end is connected with the slipper of slide mechanism.
Preferably, be installed with the crank connecting link installing plate on 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 beneficial effects of the utility model are: the utility model is simple and reliable for structure, adopting a power source to realize rotating with two kinds of actions of translation moves simultaneously, make the radome fairing hatch door realize opening and closing by an action in the narrow and small front end spaces of EMU, before having changed, the sort of each action all needs to provide the mechanism design of a power source, cost is low, stability is high, and maintenance is convenient; And the utility model 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 utility model specific embodiment one switching mechanism.
Accompanying drawing 2 is the open mode schematic diagram of the utility model specific embodiment one switching mechanism.
Accompanying drawing 3 is the closed condition top view of the utility model specific embodiment one switching mechanism.
Accompanying drawing 4 is the open mode top view of the utility model specific embodiment one switching mechanism.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
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 track support, power source pushes cylinder 4 one ends and is fixed on 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 track support, an end of crank connecting link 3 is hinged on 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 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 and pulls travelling carriage 5 to retreat, 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 and pulls travelling carriage 5 to advance, 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 be connected with a power source propelling movement cylinder 4, 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 closes
When opening the front end radome fairing, two power sources push cylinder 4 and pull simultaneously travelling carriage 5 to 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 and pull travelling carriage 5 to 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 closes
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 and pulls the travelling carriage 5 that is connected with this power source propelling movement cylinder 4 to retreat, 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 and pulls travelling carriage 5 to 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, 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 track support, power source pushes cylinder one end and is fixed on 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 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. the described switching mechanism based on the slider-crank mechanism principle of according to claim 4 to 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 |
|---|---|---|---|
| CN2012206796618U CN202990681U (en) | 2012-12-11 | 2012-12-11 | Switching mechanism based on principle of slider crank mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206796618U CN202990681U (en) | 2012-12-11 | 2012-12-11 | Switching mechanism based on principle of slider crank mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202990681U true CN202990681U (en) | 2013-06-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206796618U Withdrawn - After Issue CN202990681U (en) | 2012-12-11 | 2012-12-11 | Switching mechanism based on principle of slider crank mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202990681U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015828A (en) * | 2012-12-11 | 2013-04-03 | 青岛四方车辆研究所有限公司 | Slider-crank mechanism principle-based opening and closing mechanism |
-
2012
- 2012-12-11 CN CN2012206796618U patent/CN202990681U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103015828A (en) * | 2012-12-11 | 2013-04-03 | 青岛四方车辆研究所有限公司 | Slider-crank mechanism principle-based opening and closing mechanism |
| CN103015828B (en) * | 2012-12-11 | 2015-05-20 | 青岛四方车辆研究所有限公司 | Slider-crank mechanism principle-based opening and closing mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130612 Effective date of abandoning: 20150520 |
|
| RGAV | Abandon patent right to avoid regrant |