CN103223949A - Locomotive anti-counter current operation handle - Google Patents
Locomotive anti-counter current operation handle Download PDFInfo
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- CN103223949A CN103223949A CN2013101273162A CN201310127316A CN103223949A CN 103223949 A CN103223949 A CN 103223949A CN 2013101273162 A CN2013101273162 A CN 2013101273162A CN 201310127316 A CN201310127316 A CN 201310127316A CN 103223949 A CN103223949 A CN 103223949A
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- locomotive
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- stop
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Abstract
The invention discloses a locomotive anti-counter current operation handle, which comprises a socket wrench, a protective cover, a ball spring, a ball, a fixation part, a handle, a gland, a countersunk head screw, gland reset springs, nuts, a shell, a stopper, a pin shaft, a screw and a cylindrical rod. Without changing any fixation device structure of a locomotive, the locomotive anti-counter current operation handle provided in the invention can prevent locomotive counter current accidents, and has the advantages of convenient operation and low manufacturing cost. The locomotive anti-counter current operation handle has a compact, small and exquisite structure, is formed by transforming the structure of the reversing handle of a driver controller. By designing and transforming the reversing handle of a driver controller, mechanical interlocking of the reversing handle and a limiting stopper on a driver controller panel is realized structurally, the consistency of position of the reversing handle and the locomotive running direction is ensured, misoperation is prevented, the anti-counter current operation function is realized mechanically, and driving safety is guaranteed.
Description
Technical field:
The present invention relates to the anti-reverse electric operating handle of a kind of locomotive, especially relate to the special-purpose reversing handle of the anti-reverse electricity of a kind of locomotive control.
Background technology:
Since 0 of the reversing handle on trainman's controller with retreat the distance of positions from very near, in the process of advancing, handle returned 0 o'clock, gave up the throne after being easy to, and made the reversing handle orientation opposite with the locomotive operation direction, caused the contrary electricity of locomotive to operate.
The domestic correlative study of operating at the anti-reverse electricity of locomotive has at present obtained many achievements, and converts it into the product place in operation, and effect is good.Prevent diesel-electric locomotive against electric handling device as what west, Jinan locomotive depot developed, the TM2 type locomotive anti-returning power protective device of South car Zhuzhou Electric Locomotive Co's development, the anti-reverse electric handling device of SS4 remodeling electric locomotive of Shaowu locomotive depot development etc.Although there are differences on existing various anti-returning power device structures, the principle on the market, basic mentality of designing can be summed up as the transformation to the locomotive control circuit.Angle from control traction motor exciting current direction, control circuit is a key link, because of diesel-electric locomotive is the change that realizes service direction by the position of driver controller change commutator, under the situation that the speed operation is arranged, can not realize switch operation if make locomotive, can only realize the application of load operation consistent, just fundamentally solve the problem of reverse application of load in service with current service direction.Therefore; the locomotive running speed or the direction signal that can utilize the locomotive operation monitor recording device to be gathered; remove to control anti-returning power device after being correspondingly processed; with the commutator locking in the corresponding to position of locomotive operation direction; realize the automatic protection of anti-non-return electricity operation, thus anti-non-return effectively reliably electricity operation.The device damage that maloperation caused has been avoided having increased a new dangerous trouble point for locomotive simultaneously because contrary electricity operation causes the broken and accident potential of machine though this class anti-returning power device actv. has solved in the locomotive operation.In addition, this class is put contrary electric installation cost height, cost an arm and a leg, and be a bigger economical burden to Railway Bureau.
The contrary electric operation meeting of locomotive brings great hidden danger to safety of railway traffic, and when contrary electricity took place, powerful electric current made all traction electric machines of electric locomotive produce serious ring fire, causes that the traction electric machine short circuit " blows out ", makes armature and stator serious burn.When the contrary electricity of locomotive generation, gently then the electrical machine insulation major part is impaired, and the whole scaling loss ground connection of heavy then traction electric machine need all fall to repairing immediately.Contrary electrification, normal production and transport causes very big influence to railway.How preventing the generation of the contrary electricity operation of locomotive, is the technical matters that the present invention mainly solves.
The contrary electricity operation of locomotive: be meant that locomotive is in operational process, because of certain reason (mostly being the unconscious misoperation of locomotive bus attendant), cause locomotive reverser position and the desired position opposite of real-world operation direction, flow through the reversal of current of traction electric machine main pole winding, the traction electric machine main flux is reverse, E is reverse for the armature loop induced potential, thereby causes external voltage U and armature induction electromotive force E to be superimposed upon on the very little traction electric machine direct current resistance of numerical value.Be equivalent to short-circuit conditions this moment, and the traction electric machine armature current sharply rises, and substantially exceeds it and allow ability to bear, causes the serious ring fire of motor and scaling loss, causes the broken major accident of locomotive machine.
Trainman's controller: the master controller electrical equipment that is functions such as the traction that is used to realize electric locomotive, braking, commutation, speed governing, the driver comes low-voltage electrical apparatus in the control circuit reaching the purpose of the electrical equipment in the control power circuit by handling each handle of driver controller, thereby realizes the operating modes such as traction, braking of locomotive.
Summary of the invention:
The object of the present invention is to provide under a kind of prerequisite that does not change any fixture structure on the locomotive, realize preventing the generation of the contrary electrification of locomotive, easy to operate, the anti-reverse electric operating handle of the locomotive of low cost of manufacture.
Purpose of the present invention is implemented by following technical scheme: the anti-reverse electric operating handle of a kind of locomotive, it is characterized in that it includes socket wrench, protecting cover, ball spring, ball, connecting element, handle, gland, flathead screw, gland retracing spring, nut, shell, stop, bearing pin, screw and cylindrical bar;
Wherein be provided with the cylindrical bar hole in described cylindrical bar bottom;
Wherein said socket wrench is a cylindrical structure, be that described socket wrench is that top small cylinder structure and bottom large cylinder structure are an integral structure, described bottom large cylinder inside configuration is a cavity structure, top small cylinder structural outer is provided with screw thread, described nut and described top small cylinder structure are by being threaded, be provided with small through hole on described large cylinder structure top, coincide corresponding with described cylindrical bar hole; One side is provided with boss in described large cylinder structure bottom;
In the bottom of described socket wrench large cylinder structural outer is described stop, described stop is an annular arrangement, on the annulus end face of described annular arrangement stop, be provided with a small cylindrical tank, in described small cylindrical tank, be provided with ball spring, be provided with described ball on described ball spring top, be provided with upper strata chute and lower floor's chute along circular arc in the annulus end face inboard of described annular arrangement stop, described upper strata chute and described lower floor chute are all on the circular arc line of annulus end face inboard, described lower floor chute is lower than described upper strata chute, and the part of described lower floor chute places the bottom of described annulus end face;
The outside of described stop is described shell, described shell is captiveed joint by connecting element with described socket wrench, the shell-side upper end is provided with handle outside, be provided with described gland in described shell upper end, between described shell upper and described gland, surround cavity, two ends in the cavity that surrounds between described shell upper and described gland are provided with described gland retracing spring, in the middle of described gland upper end, be provided with described flathead screw, one end of described cylindrical bar is connected by described flathead screw with described gland, and the other end of described cylindrical bar places in the lower cylindrical body structure of described socket wrench; One end of described bearing pin inserts in the described cylindrical bar aperture by the sidewall aperture of described large cylinder structure, and is connected with described cylindrical bar by described screw, and the other end places in the groove of described stop; Described protecting cover is captiveed joint with described shell by attaching parts.
Compact conformation of the present invention, small and exquisite, it is the reversing handle structure of transforming driver controller, just pass through the reversing handle of design improvement driver controller, structurally realize the mechanical interlock of reversing handle and driver controller panel upper limit device, the position that guarantees reversing handle is consistent with the locomotive operation direction, prevent to produce maloperation, mechanically realize anti-reverse electric operating function, guarantee traffic safety.
Description of drawings:
Fig. 1 is an integral structure scheme drawing of the present invention.
Fig. 2 is the upward view of stop.
Fig. 3 is the longitudinal sectional drawing of Fig. 2.
Fig. 4 is the birds-eye view of stop.
Fig. 5 is the A-A section-drawing of Fig. 4.
Fig. 6 is the birds-eye view of socket wrench.
Fig. 7 is the lateral plan of socket wrench.
Drawing explanation: socket wrench 1, protecting cover 2, ball spring 3, ball 4, connecting element 5, handle 6, gland 7, flathead screw 8, gland retracing spring 9, nut 10, shell 11, stop 12, bearing pin 13, screw 14, cylindrical bar 15, cylindrical bar hole 16, small cylinder structure 17, large cylinder structure 18, small through hole 19, small cylindrical tank 20, upper strata chute 21, lower floor's chute 22, boss 23, key 24.
The specific embodiment: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, the anti-reverse electric operating handle of a kind of locomotive includes socket wrench 1, protecting cover 2, ball spring 3, ball 4, connecting element 5, handle 6, gland 7, flathead screw 8, gland retracing spring 9, nut 10, shell 11, stop 12, bearing pin 13, screw 14 and cylindrical bar 15
Wherein be provided with cylindrical bar hole 16 in cylindrical bar 15 bottoms;
Wherein socket wrench 1 is a cylindrical structure, be that described socket wrench 1 is that top small cylinder structure 17 and bottom large cylinder structure 18 are an integral structure, large cylinder structure 18 inside in bottom are cavity structure, small cylinder structure 17 outsides, top are provided with screw thread, nut 10 and top small cylinder structure 17 are by being threaded, be provided with small through hole 19 on large cylinder structure 18 tops, coincide corresponding with cylindrical bar hole 16; One side is provided with boss 23 in large cylinder structure 18 bottoms;
In the bottom of socket wrench 1 large cylinder structure 18 outsides is stop 12, stop 12 is an annular arrangement, extension key 24 below stop 12, on the annulus end face of annular arrangement stop 12, be provided with a small cylindrical tank 20, in small cylindrical tank 20, be provided with ball spring 3, be provided with ball 4 on described ball spring 3 tops, be provided with upper strata chute 21 and lower floor's chute 22 along circular arc in the annulus end face inboard of annular arrangement stop 12, upper strata chute 21 and lower floor's chute 22 are all on the circular arc line of annulus end face inboard, lower floor's chute 22 is lower than upper strata chute 21, and the part of lower floor's chute 22 places the bottom of annulus end face;
The function of stop 12 mainly is to be fixing purpose design-calculated, and the key that stop 12 stretches out below is stuck in the corresponding keyway of driver controller when using, and makes stop 12 when handle rotates, can be along with rotation.Inside is provided with two-layer chute up and down, when handle when carry is rotated forward, spacing bearing pin 13 slides in upper strata chute 21, must make spacing bearing pin 13 move on in lower floor's chute 22 and could realize when after needs forward to, giving up the throne, otherwise, commentaries on classics less than after give up the throne, realized preventing maloperation and caused the generation of contrary electricity.
The effect of ball spring 3 and ball 4 is location, when handle 6 is got back to zero-bit, ball 4 fixes the stop 12 and the relative position of socket wrench 1 under the pressure effect of ball spring 3, and key 24 on the assurance stop 12 and the boss 23 on the socket wrench are on a line.
The outside of stop 12 is a shell 11, and shell 11 is captiveed joint by connecting element 5 with socket wrench 1, and connecting element 5 is a pin.Pin 5 is locating dowel pins, and its effect is to prevent that socket wrench 1 and shell 11 from sliding under the effect of external force, the power that acts on the spanner is delivered on the socket wrench 1, to realize the operation control to locomotive.
Be provided with handle 6 in shell 11 sidepieces upper end, be provided with gland 7 in the shell upper end, between shell 11 tops and gland 7, surround cavity, two ends in the cavity that surrounds between shell 11 tops and gland 7 are provided with gland retracing spring 9, in the middle of the gland upper end, be provided with flathead screw 8, one end of cylindrical bar 15 is connected by flathead screw 8 with gland 7, and the other end of cylindrical bar 15 places in the top small cylinder structure 17 of socket wrench 1; One end of bearing pin 13 inserts in the cylindrical bar hole 16 by the sidewall small through hole 19 of large cylinder structure 18, and is connected with cylindrical bar 15 by screw 14, and the other end places in the groove of stop 12; Protecting cover 2 is captiveed joint with shell 11 by attaching parts.
Gland 7 is assembled together with bearing pin 13, and the normal operation position is to be in a high position under the effect of gland retracing spring 9, and bearing pin 13 can only slide in the upper strata of stop 12, realize to locomotive advance, brake operating.When needs during to the locomotive back operation, have only gland 7 is pressed, bearing pin 13 is moved in lower floor's chute 22 of stop 12, could realize the locomotive back operation, prevent that effectively maloperation in the locomotive operation process from causing the generation of contrary electrification.
Principle of work:
Socket wrench 1 is fixed together by nut 10 and pin 5 and shell, and when rotation case, socket wrench rotates thereupon, drives the controller associated mechanisms and rotates, and reaches the purpose of control locomotive driving.And the key on the stop can not rotate stop in the keyway of controller all the time.
During use, this device is inserted on the locomotive controller, when locomotive advances, only need clockwise rotate this device and get final product, at this moment, bearing pin 13 is along with sliding in the chute of the upper strata of stop, because the structure of upper strata chute, handle can only rotate moving at 0 and advanced potential, does not give up the throne after can not forwarding to.
When needs locomotive back operation, need to press simultaneously lower cover 7, gland 7 promotes cylindrical bar 15 and bearing pin 13 moves down, and makes bearing pin 13 to stop lower floor runner position, rotates counterclockwise handle simultaneously, and bearing pin 13 slides in lower floor's chute.When getting back to 0, upspring automatically at the effect lower cover of gland retracing spring 9.
Claims (1)
1. anti-reverse electric operating handle of locomotive, it is characterized in that it includes socket wrench (1), protecting cover (2), ball spring (3), ball (4), connecting element (5), handle (6), gland (7), flathead screw (8), gland retracing spring (9), nut (10), shell (11), stop (12), bearing pin (13), screw (14) and cylindrical bar (15);
Wherein be provided with cylindrical bar hole (16) in described cylindrical bar (15) bottom;
Wherein said socket wrench (1) is a cylindrical structure, be that described socket wrench (1) is that top small cylinder structure (17) and bottom large cylinder structure (18) are an integral structure, described bottom large cylinder structure (18) inside is cavity structure, top small cylinder structure (17) outside is provided with screw thread, described nut (10) and described top small cylinder structure (17) are by being threaded, be provided with small through hole (19) on described large cylinder structure (18) top, coincide corresponding with described cylindrical bar hole (16); One side is provided with boss (25) in described large cylinder structure (18) bottom;
In the bottom of described socket wrench (1) large cylinder structure (18) outside is described stop (12), described stop (12) is an annular arrangement, extension key (24) below described stop (12), on the annulus end face of described annular arrangement stop (12), be provided with a small cylindrical tank (20), in described small cylindrical tank (20), be provided with ball spring (3), be provided with described ball (4) on described ball spring (3) top, be provided with upper strata chute (21) and lower floor's chute (22) along circular arc in the annulus end face inboard of described annular arrangement stop (12), described upper strata chute (21) and described lower floor chute (22) are all on the circular arc line of annulus end face inboard, described lower floor chute (22) is lower than described upper strata chute (21), and the part of described lower floor chute (22) places the bottom of described annulus end face;
The outside of described stop (12) is described shell (11), described shell (11) is captiveed joint by connecting element (5) with described socket wrench (1), be provided with handle (6) in shell (11) sidepiece upper end, be provided with described gland (7) in described shell upper end, between described shell (11) top and described gland (7), surround cavity, two ends in the cavity that surrounds between described shell (11) top and described gland (7) are provided with described gland retracing spring (9), in the middle of described gland upper end, be provided with described flathead screw (8), one end of described cylindrical bar (15) is connected by described flathead screw (8) with described gland (7), and the other end of described cylindrical bar (15) places in the lower cylindrical body structure of described socket wrench (1); One end of described bearing pin (13) inserts in the described cylindrical bar aperture by the sidewall aperture of described large cylinder structure, and is connected with described cylindrical bar (15) by described screw (14), and the other end places in the groove of described stop (12); Described protecting cover (2) is captiveed joint with described shell (11) by attaching parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310127316.2A CN103223949B (en) | 2013-04-12 | 2013-04-12 | Locomotive anti-counter current operation handle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310127316.2A CN103223949B (en) | 2013-04-12 | 2013-04-12 | Locomotive anti-counter current operation handle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103223949A true CN103223949A (en) | 2013-07-31 |
| CN103223949B CN103223949B (en) | 2015-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310127316.2A Active CN103223949B (en) | 2013-04-12 | 2013-04-12 | Locomotive anti-counter current operation handle |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1198589A1 (en) * | 1984-05-30 | 1985-12-15 | Предприятие П/Я А-1639 | Device for switching toggle switches |
| US4760220A (en) * | 1987-06-26 | 1988-07-26 | Eaton Corporation | Operator mechanism having reduced handle throw and improved handle lock |
| CN201084574Y (en) * | 2007-07-27 | 2008-07-09 | 施耐德万高（天津）电气设备有限公司 | A manual locking device of an automatic switch appliance |
| CN201280854Y (en) * | 2008-10-18 | 2009-07-29 | 山东鲁能奥特科技有限公司 | Vertical installation lock for preventing from closing by mistake |
| CN202373476U (en) * | 2011-12-13 | 2012-08-08 | 施耐德万高（天津）电气设备有限公司 | Clutch for automatic transfer switching device |
| CN202585183U (en) * | 2012-05-31 | 2012-12-05 | 安徽理工大学 | Mineral explosion-proof vacuum feed switch locking device |
| CN203126856U (en) * | 2013-04-12 | 2013-08-14 | 呼和浩特铁路局科研所 | Countercurrent prevention operation handle for locomotive |
-
2013
- 2013-04-12 CN CN201310127316.2A patent/CN103223949B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1198589A1 (en) * | 1984-05-30 | 1985-12-15 | Предприятие П/Я А-1639 | Device for switching toggle switches |
| US4760220A (en) * | 1987-06-26 | 1988-07-26 | Eaton Corporation | Operator mechanism having reduced handle throw and improved handle lock |
| CN201084574Y (en) * | 2007-07-27 | 2008-07-09 | 施耐德万高（天津）电气设备有限公司 | A manual locking device of an automatic switch appliance |
| CN201280854Y (en) * | 2008-10-18 | 2009-07-29 | 山东鲁能奥特科技有限公司 | Vertical installation lock for preventing from closing by mistake |
| CN202373476U (en) * | 2011-12-13 | 2012-08-08 | 施耐德万高（天津）电气设备有限公司 | Clutch for automatic transfer switching device |
| CN202585183U (en) * | 2012-05-31 | 2012-12-05 | 安徽理工大学 | Mineral explosion-proof vacuum feed switch locking device |
| CN203126856U (en) * | 2013-04-12 | 2013-08-14 | 呼和浩特铁路局科研所 | Countercurrent prevention operation handle for locomotive |
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| Publication number | Publication date |
|---|---|
| CN103223949B (en) | 2015-10-14 |
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