CN103112473B - Two cylinder pressure is adopted to apply and the permanent magnet track brake of brake off and method of work - Google Patents
Two cylinder pressure is adopted to apply and the permanent magnet track brake of brake off and method of work Download PDFInfo
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- CN103112473B CN103112473B CN201310057256.1A CN201310057256A CN103112473B CN 103112473 B CN103112473 B CN 103112473B CN 201310057256 A CN201310057256 A CN 201310057256A CN 103112473 B CN103112473 B CN 103112473B
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Abstract
The present invention discloses a kind of permanent magnet track brake and the method for work that adopt two cylinder pressure applying and remove rail vehicle braking, by two rectangle magnetic conductive brake boots, two stripe shape concentrating flux plates, two non-magnetic dividing plates of rectangle and U-shaped magnetic conductive cover surround the cavity volume of yoke, shifting axle is had in cavity volume, shifting axle comprises two the rectangle concentrating flux plates be transversely symmetrically arranged along track, a rectangle permanent magnet magnetized in transverse horizontal direction is fixed with in the middle of two rectangle concentrating flux plates, shifting axle connects operating control, drive shifting axle vertical downward movement to cavity volume bottom by sliding-block linkage, at shifting axle, stripe shape concentrating flux plate, magnetic conductive brake boots, form field circuit between track and realize braking, drive shifting axle upward vertical movement to cavity volume top by sliding-block linkage, field circuit is formed with brake off between shifting axle and U-shaped magnetic conductive cover, adopt rectilinearly-movable arrangement, processing ease, can more accurately control.
Description
Technical field
The present invention relates to a kind of permanent magnet track brake, belong to guideway vehicle service brake technical field.
Background technology
Existing permanent magnet track brake is normally rotary-type, it mainly comprises: permanent magnetism axle, support, permanent magnet, brake shoe, switch controlling device, control permanent magnetism axle by switch controlling device in support, rotate an angle, closed magnetic loop is formed between permanent magnet, support, brake shoe, rail, make to produce force of sliding friction between brake shoe and rail, thus brake action is produced to guideway vehicle; When switch controlling device control permanent magnetism axle rotates an angle again in support, between permanent magnet, support, form closed magnetic loop, brake shoe does not have suction to rail, thus realizes the releasing of braking.The defect of existing this permanent magnet track brake is: in permanent magnetism axle rotary course, and switch controlling device needs to provide very large moment of rotation, inconvenient operation; Permanent magnetism axle rotates back and forth has very high requirement to its intensity; In permanent magnetism axle rotary course, the anglec of rotation is difficult to accurate control; These defects all have influence on the braking of permanent magnet track brake and remove performance.
Summary of the invention
The object of the invention is to overcome current rotary-type permanent magnet track brake in the process realizing switch, need to provide very large moment and be difficult to accurately control the defect of permanent magnetism shaft position and provide a kind of and adopt two cylinder pressure to apply, dependable performance, processing ease simple with the structure of brake off, manageable moveable type permanent magnet track brake.Another object of the present invention is to provide the method for work of this permanent magnet track brake.
For achieving the above object, the technical scheme that the present invention adopts two cylinder pressure to apply to adopt with the permanent magnet track brake of brake off is: by yoke, shifting axle, operating control three part forms, yoke is positioned at directly over track, yoke bottommost is two identical rectangle magnetic conductive brake boots be transversely symmetrically arranged at track, a stripe shape concentrating flux plate is respectively fixedly connected with directly over each rectangle magnetic conductive brake boots, a non-magnetic dividing plate of rectangle is respectively fixedly connected with directly over the top of each stripe shape concentrating flux plate, it is downward opening U-shaped magnetic conductive cover directly over the top of two non-magnetic dividing plates of described rectangle, by two rectangle magnetic conductive brake boots, two stripe shape concentrating flux plates, two non-magnetic dividing plates of rectangle and U-shaped magnetic conductive cover surround the cavity volume of yoke, shifting axle and T-shaped non-magnetic dividing plate is had in described cavity volume, the horizontal top surface of T-shaped non-magnetic dividing plate is symmetrically fixedly fitted on the end face of two rectangle magnetic conductive brake boots, and the vertical side of T-shaped non-magnetic dividing plate stretches the gap location at two rectangle magnetic conductive brake boots downwards, shifting axle comprises transversely be symmetrically arranged two rectangle concentrating flux plates along track, and be fixed with a rectangle permanent magnet magnetized in transverse horizontal direction in the middle of two rectangle concentrating flux plates, the positive top of rectangle permanent magnet is fixed with a non-magnetic plate of rectangle, shifting axle connects operating control, and operating control comprises two cylinder pressure and connects the sliding-block linkage of two cylinder pressure and shifting axle.
The technical scheme that the present invention adopts two cylinder pressure to apply to adopt with the method for work of the permanent magnet track brake of brake off comprises the steps: 1) permanent magnet track brake is dropped to position directly over track, reduce two cylinder pressure internal pressure, drive shifting axle vertical downward movement to the bottom in the cavity volume of yoke by sliding-block linkage; Continue decline permanent magnet track brake again until and rail contact, between shifting axle, stripe shape concentrating flux plate, magnetic conductive brake boots, track, form field circuit A, make magnetic conductive brake boots adsorb realize in orbit braking; 2) increase two cylinder pressure internal pressure, drive shifting axle upward vertical movement to the top in the cavity volume of yoke by sliding-block linkage, between shifting axle and U-shaped magnetic conductive cover, form field circuit B, without suction between magnetic conductive brake boots and track, brake off.
The beneficial effect that the present invention has is:
1. the hydraulic efficiency gear that can be carried by guideway vehicle provides the device needed for drg, and do not need other adding set, structure is simple.
2. adopt Hydraulic Pump as the switching device of drg, can act on reposefully, there is higher reliability.
3. adopt rectilinearly-movable but not revolving arrangement, operation, than being easier to, can more accurately control.
4. dependable performance of the present invention, has high practicality and validity.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is permanent magnet track brake of the present invention transverse sectional view along track when control position;
Fig. 2 is permanent magnet track brake of the present invention transverse sectional view along track when off-position;
Fig. 3 is that the operating control of permanent magnet track brake of the present invention and yoke arrange schematic diagram along the longitudinal direction of track;
Fig. 4 is the fragmentary isometric views of the amplification of operating control and yoke in Fig. 3;
In figure: 1. rectangle permanent magnet; 2. rectangle concentrating flux plate; 3. joint bolt; 4. the non-magnetic plate of rectangle; The non-magnetic dividing plate of 5.T type; 6. joint bolt; 7. stripe shape concentrating flux plate; 8. the non-magnetic dividing plate of rectangle; 9.U type magnetic conductive cover; 10. attachment bolt; 11. rectangle magnetic conductive brake boots; 12. shifting axles; 13. tracks; 14. yokes;
15,17. ball connectors; 16,18,20. connecting rods; 19. slide blocks; 21. pairs of cylinder pressures; 22 shroudings; Interface on 23..
Detailed description of the invention
As Figure 1-4, permanent magnet track brake of the present invention is made up of yoke 14, shifting axle 12, operating control three parts.
As depicted in figs. 1 and 2, yoke 14 is positioned at directly over track 13, comprises the identical rectangle magnetic conductive brake boots 11 of the identical stripe shape concentrating flux plate 7, two of 8, two, a U-shaped magnetic conductive cover 9, two non-magnetic dividing plates of identical rectangle and a T-shaped non-magnetic dividing plate 5.The bottommost of yoke 14 is two identical rectangle magnetic conductive brake boots 11, these two identical rectangle magnetic conductive brake boots 11 being transversely symmetrically arranged at track 13, and the bottom surface of two rectangle magnetic conductive brake boots 11 is level.A stripe shape concentrating flux plate 7, two stripe shape concentrating flux plates 7 being transversely symmetrically arranged at track 13 is respectively fixedly connected with directly over each rectangle magnetic conductive brake boots 11.The bottom of stripe shape concentrating flux plate 7 is fixedly connected with corresponding rectangle magnetic conductive brake boots 11, the bottom of a non-magnetic dividing plate 8 of rectangle is respectively fixedly connected with directly over the top of each stripe shape concentrating flux plate 7, it is U-shaped magnetic conductive cover 9 directly over the top of two non-magnetic dividing plates of rectangle 8, U-shaped magnetic conductive cover 9 opening down, and two sidewalls of U-shaped magnetic conductive cover 9 are fixed together with the top of corresponding two non-magnetic dividing plates 8 of rectangle respectively, cover on two rectangle non-magnetic dividing plate 8 upper surfaces by U-shaped magnetic conductive cover 9.Like this, surrounded the cavity volume of yoke 14 by two rectangle magnetic conductive brake boots, 11, two stripe shape concentrating flux plates, 7, two non-magnetic dividing plates of rectangle 8 and U-shaped magnetic conductive cover 9, the vertical center line of this cavity volume overlaps with the vertical center line of track 13.The non-magnetic dividing plate of stripe shape concentrating flux plate 7, rectangle 8 and U-shaped magnetic conductive cover 9 sidewall align in the vertical direction, make two, the left and right medial surface of cavity volume respectively become a concordant vertical surface.
Connect the sidewall of U-shaped magnetic conductive cover 9, the non-magnetic dividing plate 8 of rectangle and stripe shape concentrating flux plate 7 from top to bottom respectively successively with two joint bolts 6, U-shaped magnetic conductive cover 9, the non-magnetic dividing plate 8 of rectangle and stripe shape concentrating flux plate 7 are fixed into an entirety.
Shifting axle 12 and T-shaped non-magnetic dividing plate 5 is had in the cavity volume of above-mentioned yoke 14.The horizontal top surface of T-shaped non-magnetic dividing plate 5 wherein is symmetrically fixedly fitted on the end face of two rectangle magnetic conductive brake boots 11, and the vertical side of T-shaped non-magnetic dividing plate 5 stretches the gap location at two rectangle magnetic conductive brake boots 11 downwards.Shifting axle 12 wherein comprises a rectangle permanent magnet 1, two rectangle concentrating flux plates 2, non-magnetic plate 4 of rectangle.Two rectangle concentrating flux plates 2 being transversely symmetrically arranged along track 13, in the middle of two rectangle concentrating flux plates 2, fix a rectangle permanent magnet 1, a non-magnetic plate 4 of rectangle is fixed on the positive top of rectangle permanent magnet 1.Rectangle permanent magnet 1 magnetizes in the transverse horizontal direction of track 13, and left and right is N pole and S pole respectively.During enforcement, the left and right sides of rectangle permanent magnet 1 can be fixed respectively laminating rectangle concentrating flux plate 2, by two joint bolts 3, non-magnetic for rectangle plate 4 is fixedly connected with two rectangle concentrating flux plates 2, make a rectangle permanent magnet 1, two rectangle concentrating flux plates 2, non-magnetic plate 4 of rectangle be fixed into an one integral piece, form shifting axle 12.Gapless or small―gap suture between the left and right sides of shifting axle 12 and two, the left and right of cavity volume medial surface, to meet the requirement of suction when shifting axle 12 moves up and down the little requirement of resistance and meets formation field circuit.
Along track 13 transversely, from left to right left end stripe shape concentrating flux plate 7, two magnetic conductive brake boots 11, the vertical side of T-shaped non-magnetic dividing plate 5, right-hand member stripe shape concentrating flux plate 7 is connected successively with attachment bolt 10.
As shown in Figure 3 and Figure 4, shifting axle 12 is fixedly connected with operating control, operating control is two cylinder pressure operating controls that can drive shifting axle 12 movement vertically in cavity volume, operating control comprises two cylinder pressure 21 and connects two sliding-block linkage between cylinder pressure 21 and shifting axle 12, drive sliding-block linkage to move by two cylinder pressure 21, thus drive shifting axle 12 vertically movement up and down in the cavity volume of yoke 14.Sliding-block linkage by connecting rod 18,16, slide block 19 and ball connector 15,17 form.Two cylinder pressure 21 is connected with the hydraulic efficiency gear on guideway vehicle by interface on it 23, two cylinder pressures 21 connect one end of connecting rod 20, the other end of connecting rod 20 connects one end of connecting rod 18 by slide block 19, connecting rod 18 and 20 is arranged along the longitudinal direction of track 13, the other end of connecting rod 18 connects the upper end of connecting rod 16 by ball connector 17, connecting rod 16 is positioned at longitudinal side of yoke 14 straight down, and the lower end of connecting rod 16 connects shifting axle 12 by ball connector 15.Install shrouding 22 at longitudinal side of yoke 14, shrouding 22 has square groove, and square groove can make shrouding 22 not interfere the motion of connecting rod 16.The press belt movable slider 19 changed in two cylinder pressure 21 vertically moves along track 13, slide block 19 drives the connecting rod 18 be attached thereto to vertically move along track 13, connecting rod 18 drives the connecting rod 16 be attached thereto to move by ball connector 17, and connecting rod 16 drives shifting axle 12 to move vertically.
As Fig. 1-4 shows, when permanent magnet track brake of the present invention does not work, shifting axle 12 is positioned at the end position (as shown in Figure 2) on the cavity volume top of yoke 14, when guideway vehicle needs braking, the suspension lifting device of decline guideway vehicle, drg moves down simultaneously, permanent magnet track brake of the present invention is dropped to 30-40mm position directly over distance track 13, permanent magnet track brake is in and treats control position, reduce the pressure in two cylinder pressure 21 clutch release slave cylinder, slide block 19 is longitudinally moved to the direction of two cylinder pressure 21 along track 13, slide block 19 drives the connecting rod 18 be attached thereto longitudinally to move to the direction of two cylinder pressure along track 13 together, now, also move to two cylinder pressure 21 in the upper end of the connecting rod 16 be connected with shifting axle 12, in order to meet the length requirement of this connecting rod 16 at vertical direction, this connecting rod 16 impels shifting axle 12 vertical downward movement, until shifting axle 12 is in the bottom in the cavity volume of yoke 14, contact with the horizontal top surface of T-shaped non-magnetic dividing plate 5, suspension lifting device continues to move down, drg also and then moves down, until drg contacts with track 13, now, at shifting axle 12, stripe shape concentrating flux plate 7, magnetic conductive brake boots 11, field circuit A is formed between track 13, as shown in Figure 1, magnetic conductive brake boots 11 are adsorbed on track 13, cliding friction is formed by the force of sliding friction between magnetic conductive brake boots 11 and track 13, realize the braking of guideway vehicle.After rail vehicle braking completes, increase the pressure in two cylinder pressure 21 clutch release slave cylinder, slide block 19 longitudinally can move to the direction away from two cylinder pressure 21 along track 13, slide block 19 drives the connecting rod 18 be attached thereto longitudinally to move to the direction away from two cylinder pressure 21 along track 13 together, now, also move to the direction away from two cylinder pressure 21 in the upper end of the connecting rod 16 be connected with shifting axle 12, in order to meet the length requirement of this connecting rod 16 at vertical direction, this connecting rod 16 impels shifting axle 12 upward vertical movement, until shifting axle 12 be in yoke 14 cavity volume in top, now, field circuit B is formed by shifting axle 12 and U-shaped magnetic conductive cover 9, by drg the latter half magnet short-cut path, as shown in Figure 2, now, suction is not had between magnetic conductive brake boots 11 and track 13, rising suspension lifting device, Hoist braking device, make drg away from track 13, be in off-position.
Be more than embody rule scope of the present invention, in addition to the implementation, the present invention can also have other embodiment, and the technical scheme that all employings are equal to replacement or equivalent transformation formation all drops within invention which is intended to be protected.
Claims (1)
1. one kind adopts two cylinder pressure to apply the permanent magnet track brake with brake off, by yoke (14), shifting axle (12), operating control three part forms, yoke (14) is positioned at directly over track (13), yoke (14) bottommost is two identical rectangle magnetic conductive brake boots (11) be transversely symmetrically arranged at track (13), a stripe shape concentrating flux plate (7) is respectively fixedly connected with directly over each rectangle magnetic conductive brake boots (11), a non-magnetic dividing plate of rectangle (8) is respectively fixedly connected with directly over the top of each stripe shape concentrating flux plate (7), it is downward opening U-shaped magnetic conductive cover (9) directly over the top of two non-magnetic dividing plates of described rectangle (8), by two rectangle magnetic conductive brake boots (11), two stripe shape concentrating flux plates (7), two non-magnetic dividing plates of rectangle (8) and U-shaped magnetic conductive cover (9) surround the cavity volume of yoke (14), shifting axle (12) and T-shaped non-magnetic dividing plate (5) is had in described cavity volume, the horizontal top surface of T-shaped non-magnetic dividing plate (5) is symmetrically fixedly fitted on the end face of two rectangle magnetic conductive brake boots (11), and the vertical side of T-shaped non-magnetic dividing plate (5) stretches the gap location two rectangle magnetic conductive brake boots (11) downwards, shifting axle (12) comprises transversely be symmetrically arranged two rectangle concentrating flux plates (2) along track (13), be fixed with a rectangle permanent magnet (1) magnetized in transverse horizontal direction in the middle of two rectangle concentrating flux plates (2), the positive top of rectangle permanent magnet (1) is fixed with a non-magnetic plate of rectangle (4), shifting axle (12) connects operating control, operating control comprises two cylinder pressure (21) and connects the sliding-block linkage of two cylinder pressure (21) and shifting axle (12), it is characterized in that: described sliding-block linkage is by connecting rod, ball connector and slide block (19) composition, two cylinder pressure (21) connects first connecting rod (20) one end, first connecting rod (20) other end connects second connecting rod (18) one end by slide block (19), first, second connecting rod (20, 18) all arrange along the longitudinal direction of track (13), second connecting rod (18) other end connects third connecting rod (16) upper end by the first ball connector (17), third connecting rod (16) lower end connects shifting axle (12) by the second ball connector (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057256.1A CN103112473B (en) | 2013-02-25 | 2013-02-25 | Two cylinder pressure is adopted to apply and the permanent magnet track brake of brake off and method of work |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310057256.1A CN103112473B (en) | 2013-02-25 | 2013-02-25 | Two cylinder pressure is adopted to apply and the permanent magnet track brake of brake off and method of work |
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| Publication Number | Publication Date |
|---|---|
| CN103112473A CN103112473A (en) | 2013-05-22 |
| CN103112473B true CN103112473B (en) | 2015-10-28 |
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| CN201310057256.1A Active CN103112473B (en) | 2013-02-25 | 2013-02-25 | Two cylinder pressure is adopted to apply and the permanent magnet track brake of brake off and method of work |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515465A (en) * | 2016-12-23 | 2017-03-22 | 盐城振宇科技发展有限公司 | Directly operated type permanent magnet vortex flow wheel edge retarder and control method thereof |
| CN110091889B (en) * | 2018-01-29 | 2020-08-04 | 中车唐山机车车辆有限公司 | Magnetic track brake control system and method and magnetic suspension train |
| CN111430094B (en) * | 2020-04-23 | 2021-11-23 | 盐城创策知识产权服务有限公司 | High-speed maglev train direction and eddy current braking integrated electromagnet device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5018605A (en) * | 1988-09-15 | 1991-05-28 | Tebel Pneumatiek B.V. | Magnetic rail brake device |
| US5647458A (en) * | 1994-12-16 | 1997-07-15 | Transferia Systems B.V. | Magnetic rail brake device |
| US5979610A (en) * | 1995-10-03 | 1999-11-09 | Sab Wabco B.V. | Rail brake device having permanent magnetic energization |
| RU2185984C2 (en) * | 2000-07-07 | 2002-07-27 | Общество с ограниченной ответственностью "Альфа" | Rail brake with permanent magnets |
| CN101699580A (en) * | 2009-11-03 | 2010-04-28 | 武汉福星科技发展有限公司 | Permanent magnet device capable of controlling magnetic force by changing magnetic circuit structure |
-
2013
- 2013-02-25 CN CN201310057256.1A patent/CN103112473B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5018605A (en) * | 1988-09-15 | 1991-05-28 | Tebel Pneumatiek B.V. | Magnetic rail brake device |
| US5647458A (en) * | 1994-12-16 | 1997-07-15 | Transferia Systems B.V. | Magnetic rail brake device |
| US5979610A (en) * | 1995-10-03 | 1999-11-09 | Sab Wabco B.V. | Rail brake device having permanent magnetic energization |
| RU2185984C2 (en) * | 2000-07-07 | 2002-07-27 | Общество с ограниченной ответственностью "Альфа" | Rail brake with permanent magnets |
| CN101699580A (en) * | 2009-11-03 | 2010-04-28 | 武汉福星科技发展有限公司 | Permanent magnet device capable of controlling magnetic force by changing magnetic circuit structure |
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| CN103112473A (en) | 2013-05-22 |
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Effective date of registration: 20210604 Address after: No. 159, Chengjiang Middle Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin Intellectual Property Operation Co., Ltd Address before: Zhenjiang City, Jiangsu Province, 212013 Jingkou District Road No. 301 Patentee before: JIANGSU University |
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Address after: 214400 room 506-1, No. 18, Haigang Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangyin Intellectual Property Operation Co., Ltd Address before: No. 159, Chengjiang Middle Road, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: Jiangyin Intellectual Property Operation Co., Ltd |
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