CN103863338B - A kind of locomotive car body end sanding device crosses curve anti-deflection mechanism - Google Patents
A kind of locomotive car body end sanding device crosses curve anti-deflection mechanism Download PDFInfo
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- CN103863338B CN103863338B CN201410075313.3A CN201410075313A CN103863338B CN 103863338 B CN103863338 B CN 103863338B CN 201410075313 A CN201410075313 A CN 201410075313A CN 103863338 B CN103863338 B CN 103863338B
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Abstract
A kind of locomotive car body end sanding device crosses curve anti-deflection mechanism, coordinate with the connecting bore of left (right side) reverse lever lower end in the middle part of a left side (right side) the stucco flexible pipe of car body end sanding device, the middle part of left (right side) reverse lever is hinged on a left side (right side) radius stay, and the upper end of left (right side) radius stay is fixed on the end carriage of locomotive bogie; Left (right side) reverse lever upper end is hinged with a left side (right side) end of a horizontal left side (right side) sleeve, the middle part of left (right side) sleeve is coated in a left side (right side) the receiver inner chamber of end carriage bottom, a fit left side, position (right side) the sleeve retracing spring between left (right side) sleeve right-hand member and a left side (right side) receiver; Fit is held on the left inner chamber of (right side) sleeve and a left side (right side) for cross bar, and middle part (right side) the to the left position of cross bar is provided with a left side (right side) front stop lever, and the position between a left side (right side) front stop lever of cross bar and a left side (right side) sleeve is sheathed with a left side (right side) pin retracing spring; The lower end of the vertical rod be connected with car body is positioned at cross bar, front stop lever space, left and right.
Description
Technical field
The present invention relates to a kind of railway locomotive sanding device and cross curve anti-deflection mechanism, especially one relates to locomotive car body end sanding device and crosses curve anti-deflection mechanism.
Background technology
More at rainwater, when there was dampness in the air, locomotive wheel and interorbital adhesion coefficient reduce, and when locomotive is by track, skidding, dallying easily appears in wheel; Cause on the one hand that tractive force is not enough or braking force is inadequate, become cliding friction from friction of rolling between wheel track on the other hand, increase the wearing and tearing of wheel track, reduce the wheel track life-span, more serious to the wearing and tearing of wheel rim when especially crossing sharp radius curve.
Locomotive car body arranges four pairs of sanding devices, first pair of sanding device of the leading section (first bogie truck front end) of car body and the 3rd pair, middle part (second bogie truck front end) the sanding device work of car body during locomotive operation, stucco is carried out to rail level, sand under spreading is rolled by the wheel below two bogie trucks immediately, adhesion coefficient between wheel track can be promoted preferably, lifting traction force, and the wearing and tearing reducing wheel track.Now, second pair of sanding device at the middle part (first bogie truck rear end) of car body and the 4th pair of sanding device of car body rearward end (the second bogie truck rear end) do not work.When locomotive inverted running, the mode of operation of sanding device exchanges (namely former first and third pair of sanding device quits work, and former second, four pairs of sanding device work).But, the sanding device of current locomotive car body end (first bogie truck front end, the second bogie truck rear end) is all by crossing straight Track desigh, when locomotive is by sharp radius curve, the stucco flexible pipe mouth of pipe of car body end and sanding device thereof can the lateral offset of track laterally under the influence of centrifugal force, a large amount of sand is caused to be sprinkling upon the inner side (within, the line of centers of outer side track be benchmark) of the outside of outer side track or inner track, sand can not spread on rail level well, can not effectively promote adhesion coefficient between wheel track.Make the locomotive being provided with locomotive car body end sanding device when mistake curve track especially track with small-radius curve, wheel still there will be skidding, idle running, tractive force is not enough, the phenomenon that wheel-rail wear and tear is large.And in China, the railway line of 1/3rd is curve, and the sharp radius curve of wherein radius≤600m accounts for half; Especially in southwestward, route curve radius is little, and long steep grade is more.How improving adhesion coefficient between the wheel track of curve track under rain, wet weather condition is problem demanding prompt solution.
Summary of the invention
The object of this invention is to provide a kind of locomotive car body end sanding device and cross curve anti-deflection mechanism, the locomotive car body end sanding device adding this mechanism can prevent locomotive by stucco flexible pipe mouth of pipe offset track during curve, can meet again the normal work of sanding device on straight line; And it is changed existing car body end sanding device structure nothing itself, conveniently installs additional, be convenient to promote, applicability is strong.
It is that a kind of locomotive car body end sanding device crosses curve anti-deflection mechanism, it is characterized in that the present invention realizes the technical scheme that its goal of the invention adopts:
Coordinate with the flexible pipe connecting bore of right reverse lever lower end in the middle part of the right stucco flexible pipe of locomotive car body end sanding device, the middle part of right reverse lever is hinged on right radius stay, and the upper end of right radius stay is rigidly attached on the end carriage of locomotive bogie; Right reverse lever upper end is hinged with the right part of horizontal right sleeve, and the middle part of right sleeve is coated in the right receiver inner chamber of end carriage bottom, and the position between right sleeve left end and right receiver is sheathed with right sleeve retracing spring; The inner chamber of right sleeve and the right-hand member fit of cross bar, the position to the right, middle part of cross bar is provided with right front pin, and the position between the right front pin of cross bar and right sleeve is sheathed with right pin retracing spring;
Coordinate with the flexible pipe connecting bore of left reverse lever lower end in the middle part of the left stucco flexible pipe of locomotive car body end sanding device, the middle part of left reverse lever is hinged on left radius stay, and the upper end of left radius stay is rigidly attached on the end carriage of locomotive bogie; Left reverse lever upper end is hinged with the left part of horizontal left sleeve, and the middle part of left sleeve is coated in the left sleeve seat inner chamber of end carriage bottom, and the position between left sleeve right-hand member and left sleeve seat is sheathed with left sleeve retracing spring; The inner chamber of left sleeve and the left end fit of cross bar, the position to the left, middle part of cross bar is provided with left front pin, and the position between the left front pin of cross bar and left sleeve is sheathed with left pin retracing spring;
The lower end of the vertical rod be fixedly connected with locomotive car body is positioned at the space that described cross bar, right front pin and left front pin surround.
Working process of the present invention and principle are:
When locomotive runs on sharp radius curve, for the right curve by turn right, the front end of the framework of bogie truck can offset on the left of rail, makes to be arranged on car body end sanding device on the framework front end of bogie truck and the right side thereof, left stucco flexible pipe offsets all to the left.
During by right curve, there is angle of shaking the head between car body and bogie truck, namely car body also can offset to the left relative to framework front end, and then drives vertical rod to offset left, and vertical rod offsets left and touches left front pin and left front pin is moved to left, and cross bar moves to left thereupon.The cross bar moved to left drives the right side, left cross bar retracing spring successively, right, left sleeve, the upper end of right, left reverse lever turns left, and the lower end of right, left reverse lever then respectively around itself and hinged place turning clockwise that is right, left radius stay, thus drives the right side, left stucco flexible pipe moves to the right.
The right side of this transmission, the right side that commutation produces, left stucco flexible pipe is moved and is counteracted the right side, left stucco flexible pipe offsets with the left side of framework.In like manner, when minor radius left curve crossed by locomotive, mechanism of the present invention makes to move on the left of right left stucco flexible pipe by corresponding transmission, commutation effect, balances out the right side, left stucco flexible pipe offsets with the right side of framework.
Thus be provided with the locomotive of the sanding device of mechanism of the present invention, when crossing sharp radius curve, right, left stucco flexible pipe can not offset, and is still positioned at the top active position of the right side, left rail, and sand can spread on rail level well, effectively promotes adhesion coefficient between wheel track.
After sharp radius curve, the right side, left front pin are no longer touched in vertical rod, at right, left pin retracing spring, under the right side, left sleeve action of reset spring, all parts of mechanism carry out opposite action, right, left reverse lever recovers initial position, and right, left stucco flexible pipe is also along with the reset of framework recovers initial position.
And locomotive is when crossing straight line or sweeping curve, angle of shaking the head between locomotive car body and bogie truck is very little, vertical rod offset amplitude is little, touch less than right, left front pin, at right, left pin retracing spring, under the right side, left sleeve action of reset spring, reverse lever is failure to actuate, the effective stucco position of right, left stucco hose above rail, sanding device normally works.
Compared with prior art, the invention has the beneficial effects as follows:
One, when crossing straight line and sweeping curve, the right side, left front pin are not touched in vertical rod, and mechanism of the present invention does not work, and car body end sanding device carries out normally stucco work; When crossing sharp radius curve, mechanism of the present invention makes the right side by transmission, commutation, left stucco flexible pipe produces reserve migration, balances out the right side, left stucco flexible pipe with the skew of framework; Right, left stucco flexible pipe is still positioned at effective stucco position, top of the right side, left rail, and sand can spread on rail level well, effectively promotes adhesion coefficient between wheel track.。
Two, change car body end sanding device structure nothing itself, only need the mechanism installing the parts compositions such as vertical rod, cross bar, reverse lever additional, the convenient transformation to existing car body end sanding device, applicability is strong, is easy to popularization.
Three, by regulating the rigidity of locomotive car body vertical rod and the right side, the gap of left front pin and the right side, left pin retracing spring, the right side, left sleeve retracing spring, make the present invention can easily for the car body end sanding device of various model locomotive.
The end carriage of above-mentioned locomotive bogie is fixed with right sleeve positioning seat, the left surface of right sleeve positioning seat is positioned at the right of right sleeve; The end carriage of described locomotive bogie is fixed with left sleeve positioning seat, the right flank of left sleeve positioning seat is positioned at the left of left sleeve.
Like this, when locomotive by the curve of more minor radius as garage time, vertical rod drives right front lever, cross bar, right pin retracing spring, right sleeve to move right, until right sleeve positioning seat touched by right sleeve, right sleeve no longer moves right, and the displacement of right, left reverse lever and the right side, left stucco flexible pipe reaches maximum; Now, the continuation right avertence of car body is moved, and only cross bar can be made to compress right sleeve spring to the right, and cross bar moves right in right barrel bore (but right, left sleeve no longer move).Thus avoid the right side, left reverse lever rotational angle is excessive, make vertical deviation excessive and cause that lever is stuck, mechanism damages; The skew that simultaneously it also avoid stucco flexible pipe is excessive, causes the easy fatigue failure of stucco flexible pipe, effectively improves reliability and the service life of sanding device.Although under this kind of situation, cannot carry out actv. stucco, in fact now the speed of a motor vehicle is very slow, does not also need to carry out stucco.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the embodiment of the present invention.
Fig. 2 is the left TV structure schematic diagram of the embodiment of the present invention.
Fig. 3 is the A-A cutaway view of Fig. 1.
Detailed description of the invention
Embodiment
Fig. 1 ~ 3 illustrate, a kind of detailed description of the invention of the present invention is, a kind of locomotive car body end sanding device crosses curve anti-deflection mechanism, wherein:
Coordinate with the flexible pipe connecting bore of right reverse lever 12a lower end in the middle part of the right stucco flexible pipe 13a of locomotive car body 1 end sanding device, the middle part of right reverse lever 12a is hinged on right radius stay 10a, and the upper end of right radius stay 10a is rigidly attached on the end carriage 2 of locomotive bogie; Right reverse lever 12a upper end is hinged with the right part of horizontal right sleeve 7a, and the middle part of right sleeve 7a is coated in the right receiver 9a inner chamber of end carriage 2 bottom, and the position between right sleeve 7a left end and right receiver 9a is sheathed with right sleeve retracing spring 8a; The inner chamber of right sleeve 7a and the right-hand member fit of cross bar 5, the position to the right, middle part of cross bar 5 is provided with right front pin 5a, and the position between the right front pin 5a of cross bar 5 and right sleeve 7a is sheathed with right pin retracing spring 6a;
Coordinate with the flexible pipe connecting bore of left reverse lever 12b lower end in the middle part of the left stucco flexible pipe 13b of locomotive car body 1 end sanding device, the middle part of left reverse lever 12b is hinged on left radius stay 10b, and the upper end of left radius stay 10b is rigidly attached on the end carriage 2 of locomotive bogie; Left reverse lever 12b upper end is hinged with the left part of horizontal left sleeve 7b, and the middle part of left sleeve 7b is coated in the left sleeve seat 9b inner chamber of end carriage 2 bottom, and the position between left sleeve 7b right-hand member and left sleeve seat 9b is sheathed with left sleeve retracing spring 8b; The inner chamber of left sleeve 7b and the left end fit of cross bar 5, the position to the left, middle part of cross bar 5 is provided with left front pin 5b, and the position between the left front pin 5b of cross bar 5 and left sleeve 7b is sheathed with left pin retracing spring 6b;
The lower end of the vertical rod 4 be fixedly connected with locomotive car body 1 is positioned at the space that described cross bar 5, right front pin 5a and left front pin 5b surround.
The end carriage 2 of the locomotive bogie of this example is fixed with right sleeve positioning seat 11a, the left surface of right sleeve positioning seat 11a is positioned at the right of right sleeve 7a; The end carriage 2 of described locomotive bogie is fixed with left sleeve positioning seat 11b, the right flank of left sleeve positioning seat 11b is positioned at the left of left sleeve 7b.
Claims (2)
1. locomotive car body end sanding device crosses a curve anti-deflection mechanism, it is characterized in that:
Right stucco flexible pipe (13a) middle part of locomotive car body (1) end sanding device coordinates with the flexible pipe connecting bore of right reverse lever (12a) lower end, the middle part of right reverse lever (12a) is hinged on right radius stay (10a), and the upper end of right radius stay (10a) is rigidly attached on the end carriage (2) of locomotive bogie; Right reverse lever (12a) upper end is hinged with the right part of horizontal right sleeve (7a), the middle part of right sleeve (7a) is coated in right receiver (9a) inner chamber of end carriage (2) bottom, and the position between right sleeve (7a) left end and right receiver (9a) is sheathed with right sleeve retracing spring (8a); The inner chamber of right sleeve (7a) and the right-hand member fit of cross bar (5), the position to the right, middle part of cross bar (5) is provided with right front pin (5a), and the position between the right front pin (5a) of cross bar (5) and right sleeve (7a) is sheathed with right pin retracing spring (6a);
Left stucco flexible pipe (13b) middle part of locomotive car body (1) end sanding device coordinates with the flexible pipe connecting bore of left reverse lever (12b) lower end, the middle part of left reverse lever (12b) is hinged on left radius stay (10b), and the upper end of left radius stay (10b) is rigidly attached on the end carriage (2) of locomotive bogie; Left reverse lever (12b) upper end is hinged with the left part of horizontal left sleeve (7b), the middle part of left sleeve (7b) is coated in left sleeve seat (9b) inner chamber of end carriage (2) bottom, and the position between left sleeve (7b) right-hand member and left sleeve seat (9b) is sheathed with left sleeve retracing spring (8b); The inner chamber of left sleeve (7b) and the left end fit of cross bar (5), the position to the left, middle part of cross bar (5) is provided with left front pin (5b), and the position between the left front pin (5b) of cross bar (5) and left sleeve (7b) is sheathed with left pin retracing spring (6b);
The lower end of the vertical rod (4) be fixedly connected with locomotive car body (1) is positioned at the space that described cross bar (5), right front pin (5a) and left front pin (5b) surround.
2. locomotive car body end according to claim 1 sanding device crosses curve anti-deflection mechanism, it is characterized in that: the end carriage (2) of described locomotive bogie is fixed with right sleeve positioning seat (11a), the left surface of right sleeve positioning seat (11a) is positioned at the right of right sleeve (7a); The end carriage (2) of described locomotive bogie is fixed with left sleeve positioning seat (11b), and the right flank of left sleeve positioning seat (11b) is positioned at the left of left sleeve (7b).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410075313.3A CN103863338B (en) | 2014-03-03 | 2014-03-03 | A kind of locomotive car body end sanding device crosses curve anti-deflection mechanism |
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| CN201410075313.3A CN103863338B (en) | 2014-03-03 | 2014-03-03 | A kind of locomotive car body end sanding device crosses curve anti-deflection mechanism |
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| CN103863338A CN103863338A (en) | 2014-06-18 |
| CN103863338B true CN103863338B (en) | 2016-04-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US10106177B2 (en) | 2013-08-15 | 2018-10-23 | General Electric Company | Systems and method for a traction system |
| AU2016342439B2 (en) * | 2015-10-23 | 2019-10-17 | Ge Global Sourcing Llc | Systems and method for a traction system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU457625A1 (en) * | 1973-09-10 | 1975-01-25 | Предприятие П/Я Г-4481 | Sandbox for locomotives of underground transport |
| DE2556351C3 (en) * | 1975-12-13 | 1979-01-25 | Heinz 4330 Muelheim Jarsch | Grit for spreading between rail and wheel in rail vehicles |
| DE2617331C3 (en) * | 1976-04-21 | 1981-10-08 | Krauss-Maffei AG, 8000 München | Compressed air sand spreader for rail vehicles |
| CN87210959U (en) * | 1987-07-25 | 1988-06-22 | 刘正忠 | Sand-spreading skid preventer for automobile |
| CN102774387B (en) * | 2012-08-20 | 2015-04-15 | 沈阳新阳光机电科技有限公司 | Electric sanding device for track vehicle |
| CN203753138U (en) * | 2014-03-03 | 2014-08-06 | 西南交通大学 | Curve-passing anti-deflection mechanism of sanding device at end part of locomotive body |
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