CN205259012U - A shift fork device that is used for closing nodal pattern magnetism and floats between movable roof beam of switch - Google Patents
A shift fork device that is used for closing nodal pattern magnetism and floats between movable roof beam of switch Download PDFInfo
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- CN205259012U CN205259012U CN201521042871.6U CN201521042871U CN205259012U CN 205259012 U CN205259012 U CN 205259012U CN 201521042871 U CN201521042871 U CN 201521042871U CN 205259012 U CN205259012 U CN 205259012U
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- antifriction
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- fork
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Abstract
The utility model discloses a magnetism floats the shift fork device between the movable roof beam of switch, including shift fork hinge mechanism and shift fork unit, wherein, shift fork hinge mechanism includes the base and sets up the hinge on the base, on the hinge by outside interior in proper order coaxial cover sliding sleeve and antifriction board be equipped with, the rotation of hinge can drive the sliding sleeve and the antifriction board rotates, the shift fork unit includes the shift fork board, and it stretches out end middle part opening and forms the U type that has two landing legs, hinge in the shift fork hinge mechanism and sliding sleeve and antifriction board are used for passing the opening of this shift fork board to this mode is rotated when driving the antifriction board and rotating at the initiative roof beam, can drive the follow -up of shift fork board through frictional force, thereby realize rotating the follow -up of driven roof beam. The utility model discloses a driven roof beam was followed the initiative roof beam and is rotated together when the shift fork device not only can ensure that the initiative roof beam rotates, makeed shift fork in -process frictional resistance reduce moreover, and it is more smooth and easy that the initiative sill bolt moves the rotation of driven roof beam, and the wearing and tearing of shift fork hinge mechanism reduce, have improved the wear resistance and the life of shift fork device.
Description
Technical field
The utility model belongs to middle low speed magnetic floating rail switch technical field, is specifically related to a kind of for joint type magneticShifting fork device between floating track switch movable beam.
Background technology
Track switch be in track traffic for making rolling stock proceed to the line connection equipment of another station track from a station track,Conventionally the intersection of bottle-neck section or two circuits lays AT STATION. The track switch of middle low speed magnetic floating track traffic is wrapped conventionallyTrack switch beam, buttress beam, chassis, beam upper rail, drive unit, locking device, movable end guide rail, electric are drawn togetherControl system, in the time that train needs lane change, by the control of electrical system, locking device release, track switch beam existsUnder the effect of drive unit, move to another station track by a station track, movable end track and the track of piling up neatly on beamAfter concordant docking, locking device locks, and completes the conversion work of track switch.
Middle low speed magnetic floating rail switch adopts joint type magnetic to float track switch conventionally. The floating track switch of this joint type magnetic generally hasAn active beam and multiple driven beam, the shift fork between active beam and driven beam or between driven beam and driven beamDevice is the important component part that the driven beam of the floating track switch of joint type magnetic can rotate. When magnetic-levitation train needsWhile wanting lane change, the drive unit of track switch can make active beam rotate as the center of circle taking center of rotation, track switch active beamBy shifting fork device, the driven beam of switch with follow up movement rotates together, thereby realizes the conversion of track switch direction.
Its one side complex structure of existing track switch shifting fork device, manufactures difficulty of processing large, is its knot on the other handStructure significantly makes in shift fork process frictional resistance large, not only makes mechanism wear larger, more seriously itsTo make driven beam rotate medium-rate with active beam slow, and rotate smooth and easyly not, cause efficiency too low and canCan rail smooth be exerted an influence.
Utility model content
For above defect or the Improvement requirement of prior art, the utility model provides one to float track switch for magnetic canShifting fork device between moving beam, it, can not only by architecture advances and the setting of antifriction element accordingly optimizedWhile enough guaranteeing that active beam rotates, driven beam is followed active beam and is rotated together, and makes frictional resistance in shift fork processReduce, active beam drives the rotation of driven beam more smooth and easy, and the abrasion of shift fork hinge body reduce, and have improved shift forkThe service life of device.
For achieving the above object, according to an aspect of the present utility model, provide a kind of movable for the floating track switch of magneticShifting fork device between beam, its at the driven beam of track switch active beam rotation process switch with follow up movement in company with rotation, itsBe characterised in that, this shifting fork device comprises shift fork hinge body for being fixedly connected with active beam and for drivenThe fork unit that beam connects, wherein,
Described shift fork hinge body comprises base and the vertical base that is fixedly installed on for being fixedly connected with active beamOn hinge, this hinge can rotate with active beam, on described hinge by outside interior successively coaxial sleeve be equipped withSliding sleeve and antifriction plate, the rotation of described hinge can drive described sliding sleeve and antifriction plate to rotate;
Described fork unit comprises the fork plate being fixed on driven beam, and it stretches out and external part from driven beam endIntermediate openings and form and there is the U-shaped of two supporting legs;
Hinge on described shift fork hinge body and the sliding sleeve of upper socket thereof and antifriction plate are for through this fork plateState opening, antifriction plate outer wall contacted with supporting leg, rotate while driving antifriction plate to rotate at active beam in this way,Can shift fork plate servo-actuated by frictional force, thus realize the servo-actuated rotation to driven beam.
Further preferably between described hinge and sliding sleeve, be also set with antifriction cover as of the present utility model, its withDescribed hinge is fixedly connected with and makes the rotation of hinge can drive that antifriction cover is synchronous to rotate, or with hinge for having oneDetermine the connection of frictional force, make the rotation of hinge can drive antifriction to overlap asynchronous rotation.
As of the present utility model further preferred, described sliding sleeve and antifriction cover CONTACT WITH FRICTION, make described antifrictionThe rotation of cover can be rotated by sliding sleeve described in frictional force drives.
As of the present utility model further preferred, described sliding sleeve and antifriction plate are CONTACT WITH FRICTION, make described cunningThe rotation of cover can be rotated by frictional force drives antifriction plate.
As of the present utility model further preferred, described antifriction cover and/or antifriction plate are self-lubricating.
As of the present utility model further preferred, the cross section that the supporting leg of described fork plate is hollow is square postBody structure, it contacts by the touch panel of its medial surface with antifriction plate, and making it is face with contacting of antifriction plateContact.
As of the present utility model further preferred, the end of described antifriction cover, antifriction plate and sliding sleeve is by establishingThe supporting plate of putting on base supports.
As of the present utility model further preferred, the two leg front ends that described fork plate stretches out are fixedly installed connectionPlate, its shift fork hinge body that can make to be inserted in the middle of two legs that fork plate stretches out can not be from the fork plate of fork unitIn skid off.
According to the utility model on the other hand, provide a kind of comprise above-mentioned shifting fork device for low speed magnetic floating railThe track switch in road.
Shifting fork device of the present utility model, not only can guarantee active beam rotation time, driven beam is followed active beam togetherRotate, and frictional resistance in shift fork process is reduced, active beam drives the rotation of driven beam more smooth and easy,The abrasion of shift fork hinge body reduce, and have improved anti-wear performance and the service life of shifting fork device.
In general, the above technical scheme of conceiving by the utility model compared with prior art, have withLower beneficial effect:
(1) in shifting fork device of the present utility model, by relatively turnable hinge, fork plate are set, andBe positioned between the two can relative sliding sliding sleeve, make active beam drive the rotation of driven beam more smooth and easy, ensureChange smooth and easy steady;
(2) in shifting fork device of the present utility model, subtracting of coaxial package capable of reducing friction resistance respectively inside and outside sliding sleeveThe cover that rubs, makes can present multi-stage friction impairment in rotation process, and the abrasion of shift fork hinge body greatly reduce, fromAnd anti-wear performance and the service life of having improved shifting fork device.
Brief description of the drawings
Fig. 1 is the structural representation of the shift fork hinge body of the shifting fork device of an embodiment of the utility model;
Fig. 2 is the top view of the shift fork hinge body of Fig. 1;
Fig. 3 is the top view of the fork unit of the shifting fork device of an embodiment of the utility model;
Fig. 4 is shift fork hinge body and the fork unit package assembly of the shifting fork device of an embodiment of the utility modelSide schematic view.
In institute's drawings attached, identical Reference numeral is used for representing identical element or structure, wherein:
1-protective cover; 8-set bolt;
2-hinge; 9-nut;
3-sliding sleeve; 10-fork plate;
4-self-lubricating antifriction cover; 11-double-screw bolt;
5-self-lubricating antifriction plate; 12-bedplate;
6-supporting plate; The driven beam of 13-.
7-base;
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing andEmbodiment, is further elaborated to the utility model. Should be appreciated that concrete enforcement described hereinExample is only in order to explain the utility model, and is not used in restriction the utility model. In addition, describedIn each embodiment of utility model, involved technical characterictic just can phase as long as do not form conflict each otherCombination mutually.
Fig. 1-4 are according to the structural representation of the shifting fork device of a preferred embodiment of the utility model. This enforcementShifting fork device in example comprises shift fork hinge body and fork unit two parts, and wherein shift fork hinge body and active beam are solidFixed connection, fork unit is fixedly connected with driven beam 13, and shift fork hinge body is arranged on fork unit, active beamDriven and rotation meeting shift fork hinge body rotates, thus drive fork unit to rotate so that drive driven beam withMoving, realize shift fork and change.
As illustrated in fig. 1 and 2, the shift fork hinge body of the present embodiment comprise protective cover 1, hinge 2, sliding sleeve 3, fromLubrication antifriction cover 4, self-lubricating antifriction plate 5, supporting plate 6, base 7, wherein, hinge 2 is cylinder, it is verticalBe arranged on base 7, one end is fixed on base 7, and preferably hinge and base are to be wholely set, hinge 2Other end is provided with protective cover 1. Base 7 is fixedly connected with active beam by for example bolt, and active beam is around rotationThe rotation at center can drive hinge to rotate together.
As shown in Figure 1, on hinge 2 coaxially by being set with successively antifriction cover 4, sliding sleeve 3 and antifriction plate outside interior5, particularly, hinge 2 periphery coaxial sleeves are connected to antifriction cover 4, and self-lubricating antifriction overlaps 4 peripheries and is coaxially socketed sliding sleeve3, sliding sleeve 3 peripheries are coaxially socketed antifriction plate 5.
Wherein, preferably antifriction cover 4 is fixedly sleeved with hinge 2 or be the tight of larger frictional resistance and be connected, and makesThe rotation (around active beam center of rotation) that obtains hinge 2 can make antifriction cover 4 synchronously or be relative sliding groundServo-actuated.
Sliding sleeve 3 is preferably the coaxial socket with certain frictional force with antifriction cover 4, and it can make antifriction cover 4Rotation is to rely on sliding friction between the two to make antifriction cover 4 drive sliding sleeve 3 to rotate around active beam, simultaneously canCan exist around self axial rotation. This mode can make sliding sleeve 3 and the wearing and tearing of antifriction cover 4 reduce, andAnd rotate more smooth and easy.
Correspondingly, self-lubricating antifriction plate 5 preferably with sliding sleeve 3 be relative fix or be there is certain frictional forceCoaxial socket that can relative sliding, makes the rotation of sliding sleeve 3 can drive self-lubricating antifriction plate 5 in company with rotating,May be synchronous rotation, or nonsynchronous rotation.
In one embodiment, preferably antifriction cover 4 and antifriction plate 5 are self-lubricating, i.e. self-lubricating antifriction coverWith self-lubricating antifriction plate.
In one embodiment, preferably antifriction cover 4 is high-tensile strength brass with the material of antifriction plate 5.
Sliding sleeve 3, antifriction cover 4 and antifriction plate 5 are preferably arranged on base 7 by supporting plate 6, and base 7 is preferredBe fixed on active beam by set bolt 8.
Fork unit comprises fork plate 10 and bedplate 12, and wherein fork plate 10 is fixed on driven by bedplate 12On beam 13. As shown in Figures 3 and 4, fork plate 10 entirety are certain thickness plate body, and it is from driven beam 13 endsPortion stretches out, and external part front center opening, and both sides form two supporting legs, and this peristome is for shift fork hinge bodyHinge 2 and suit sliding sleeve 3, antifriction cover 4 and antifriction plate 5 thereon passes, and fork plate 10 is passed throughIts two leg 10 contacts and is connected with fork plate with the antifriction plate 5 of shift fork hinge body, like this in the time that antifriction plate 5 rotates,Two legs and fork plate 10 that can shift fork plate 10 by frictional force be servo-actuated.
As shown in Figure 4, in one embodiment, the cross section that every supporting leg of two legs of fork plate 10 is hollow is sideThe column structure of shape, it contacts by the touch panel of its medial surface with antifriction plate, makes connecing of itself and antifriction plateTouch as face contact.
In one embodiment, supporting leg is non-hollow, or supporting leg cross section is circular or other shapes.
In one embodiment, shift fork hinge body is inserted in behind the two leg centres that fork plate 10 stretches out, by fixing steelPlate connects two supporting legs, and steel plate is fixed on to the front end of fork plate two legs by double-screw bolt 11 and nut 9, makes shift forkHinge body can not skid off from the fork plate of fork unit.
In the time that magnetic-levitation train needs lane change, the drive unit of track switch can make active beam carry out as the center of circle taking center of rotationRotate, because shift fork hinge body is fixed on active beam, when therefore active beam rotates, can drive shift fork hinge bodyOn hinge 2 rotate, hinge 2 drives sliding sleeve 3 and antifriction plate 5 to rotate, so the moving supporting leg of antifriction strip withAnd fork plate 10 rotates, fork plate 10 is fixed on driven beam 13, and therefore driven beam 10 also can be with initiativelyBeam rotates together.
In shifting fork device, used self-lubricating antifriction cover 4 and self-lubricating antifriction plate 5, make in shift fork process due toFrictional resistance reduces, and active beam drives the rotation of driven beam 13 more smooth and easy, and the abrasion of shift fork hinge body reduce,Improve the service life of shifting fork device.
Those skilled in the art will readily understand, the foregoing is only preferred embodiment of the present utility model,Not in order to limit the utility model, all any amendments of doing within spirit of the present utility model and principle,Be equal to replacement and improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. for the shifting fork device between the floating track switch movable beam of magnetic, it is at track switch active beam rotation processThe driven beam of switch with follow up movement, in company with rotation, is characterized in that, this shifting fork device comprises for being fixedly connected with active beamShift fork hinge body and the fork unit for being connected with driven beam, wherein,
Described shift fork hinge body comprises base (7) and vertical being fixedly installed on for being fixedly connected with active beamHinge (2) on base (7), this hinge (2) can rotate with active beam, on described hinge (2)By outside interior successively coaxial sleeve sliding sleeve (3) and antifriction plate (5) are housed, the rotation of described hinge (2) can be withMoving described sliding sleeve (3) and antifriction plate (5) rotate;
Described fork unit comprises the fork plate (10) being fixed on driven beam (13), and it is from driven beam (13)Stretch out and external part intermediate openings and form and have the U-shaped of two supporting legs end;
Hinge (2) on described shift fork hinge body and the sliding sleeve (3) of upper socket thereof and antifriction plate (5) can passThe above-mentioned opening of this fork plate (10), makes antifriction plate (5) outer wall contact with supporting leg, in this way in activeBeam rotates while driving antifriction plate (5) to rotate, can shift fork plate (10) servo-actuated by frictional force, thereby realThe now servo-actuated rotation to driven beam.
2. according to claim 1 a kind of for the shifting fork device between the floating track switch movable beam of magnetic, wherein, instituteState between hinge (2) and sliding sleeve (3) and be also set with antifriction cover (4), it is fixedly connected with described hinge (2)Make the rotation of hinge (2) can drive antifriction cover (4) synchronously to rotate, or certain for having with hinge (2)The connection of frictional force, makes the rotation of hinge (2) can drive the asynchronous rotation of antifriction cover (4).
3. according to claim 2 a kind of for the shifting fork device between the floating track switch movable beam of magnetic, wherein, instituteState sliding sleeve (3) and antifriction cover (4) CONTACT WITH FRICTION, make the rotation of described antifriction cover (4) can pass through frictional forceDrive described sliding sleeve (3) to rotate.
4. a kind of for the shifting fork device between the floating track switch movable beam of magnetic according to described in any one in claim 1-3,Wherein, described sliding sleeve (3) is CONTACT WITH FRICTION with antifriction plate (5), and the rotation of described sliding sleeve (3) can be led toCrossing frictional force drives antifriction plate (5) rotates.
5. a kind of for the shifting fork device between the floating track switch movable beam of magnetic according to described in claim 2 or 3, wherein,Described antifriction cover (4) and/or antifriction plate (5) are self-lubricating.
6. a kind of for the shifting fork device between the floating track switch movable beam of magnetic according to described in any one in claim 1-3,Wherein, the end of described antifriction cover (4), antifriction plate (5) and sliding sleeve (3) is by being arranged on base (7)On supporting plate (6) support.
7. a kind of for the shifting fork device between the floating track switch movable beam of magnetic according to described in any one in claim 1-3,Wherein, the cross section that the supporting leg of described fork plate (10) is hollow is square column structure, itself and antifriction plate (5)By the touch panel contact of its medial surface, making itself and contacting of antifriction plate (5) is face contact.
8. a kind of for the shifting fork device between the floating track switch movable beam of magnetic according to described in any one in claim 1-3,Wherein, the two leg front ends that described fork plate (10) stretches out are fixedly installed connecting plate, and it can make to be inserted in shift forkShift fork hinge body in the middle of two legs that plate (10) stretches out can not skid off from the fork plate of fork unit.
9. for a track switch for low speed magnetic floating track, it has the beam that more piece can be movable relatively, between each beamServo-actuated rotation realize by the shifting fork device described in any one in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521042871.6U CN205259012U (en) | 2015-12-15 | 2015-12-15 | A shift fork device that is used for closing nodal pattern magnetism and floats between movable roof beam of switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521042871.6U CN205259012U (en) | 2015-12-15 | 2015-12-15 | A shift fork device that is used for closing nodal pattern magnetism and floats between movable roof beam of switch |
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| Publication Number | Publication Date |
|---|---|
| CN205259012U true CN205259012U (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521042871.6U Active CN205259012U (en) | 2015-12-15 | 2015-12-15 | A shift fork device that is used for closing nodal pattern magnetism and floats between movable roof beam of switch |
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| Country | Link |
|---|---|
| CN (1) | CN205259012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386373A (en) * | 2015-12-15 | 2016-03-09 | 中铁第四勘察设计院集团有限公司 | Fork poking device between joint-type magnetic levitation turnout movable beams |
-
2015
- 2015-12-15 CN CN201521042871.6U patent/CN205259012U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386373A (en) * | 2015-12-15 | 2016-03-09 | 中铁第四勘察设计院集团有限公司 | Fork poking device between joint-type magnetic levitation turnout movable beams |
| CN105386373B (en) * | 2015-12-15 | 2017-01-18 | 中铁第四勘察设计院集团有限公司 | Fork poking device between joint-type magnetic levitation turnout movable beams |
| WO2017101766A1 (en) * | 2015-12-15 | 2017-06-22 | 中铁第四勘察设计院集团有限公司 | Fork poking device used between moveable beams of joint-type maglev switch |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |