CN205632516U - Well low -speed maglev arresting gear for train - Google Patents

Well low -speed maglev arresting gear for train Download PDF

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Publication number
CN205632516U
CN205632516U CN201620380877.2U CN201620380877U CN205632516U CN 205632516 U CN205632516 U CN 205632516U CN 201620380877 U CN201620380877 U CN 201620380877U CN 205632516 U CN205632516 U CN 205632516U
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CN
China
Prior art keywords
caliper
bolt
brake
pole plate
actively
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620380877.2U
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Chinese (zh)
Inventor
何国球
叶赟
刘晓山
樊康乐
佘萌
梁辰
田丹丹
沈月
吕世泉
戴礼权
林国斌
任敬东
高定刚
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Tongji University
Original Assignee
Tongji University
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Filing date
Publication date
Application filed by Tongji University filed Critical Tongji University
Priority to CN201620380877.2U priority Critical patent/CN205632516U/en
Application granted granted Critical
Publication of CN205632516U publication Critical patent/CN205632516U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a well low -speed maglev arresting gear for train, including the braking clamp, emergency braking skid and brake bar, the braking clamp is including the initiative centre gripping pincers body and the driven centre gripping pincers body, the middle part of the initiative centre gripping pincers body and the driven centre gripping pincers body is connected through two first bolts, the lower extreme of the initiative centre gripping pincers body and the driven centre gripping pincers body is connected through the second bolt, the upper end of the initiative centre gripping pincers body and the driven centre gripping pincers body is equipped with the brake lining, location buffering external member includes that from interior to exterior closely overlaps the location round sleeve who establishes in proper order, the guide pin bushing, rubber ring and ellipse circle sleeve fill, location round sleeve cover is located on the first bolt, ellipse circle sleeve is fixed in on the electric pole plate, the emergency braking skid is located on the electric pole plate, the emergency braking skid is connected to brake bar one end, the brake lining on the initiative centre gripping pincers body is connected to the other end. Compared with the prior art, the utility model has the advantages of intensity height, simple structure, long service life, job stabilization nature height.

Description

Low speed magnetic suspension train brake unit in one
Technical field
This utility model relates to a kind of brake unit, especially relates to low speed magnetic suspension train braking dress in one Put.
Background technology
Caliper is one of key components and parts on magnetic suspension train, and the quality of brakes directly affects train Safety and comfortableness.Caliper is used to stably control under train speed, emergency can ensure that train is pacified The device of full cut-off car.Caliper mainly installs (floating mount) by rubber, and traditional caliper weight is the heaviest, By braking clamp body loss of weight being improved the safety of braking procedure, simultaneously along with the increasing of energy and environment pressure Greatly, lightweight will be direction and the trend of the development of train component.Aluminum is the power of aluminum as the advantage of lightweight metal Performance is good, and its density only has the 1/3 of iron and steel;Machining property is higher 4.5 times than ferrum, and its surface natural shape The oxide-film become has good corrosion resistance;Production Practice of Casting Technologies is good, it is possible to obtain thin-wall complicated foundry goods;Absorb punching The ability hit is 2 times of steel and is easily recycled regeneration.Carbon fiber/aluminum matrix composite has obtained making widely especially With.Carbon fiber/Al alloy composite is by having the aluminium alloy of high specific strength and having high ratio modulus, excellent toughness Be composited with high-tensile carbon cloth, have that density is low, specific strength is high, stretch-proof and specific modulus high Advantage.
In addition to the improvement of the selection of material, structure optimizes the quality that also can significantly reduce mechanism self, thus The consumption making energy reduces.
Chinese patent CN102126506A discloses a kind of magnetic suspension train mechanical braking with vertical freedom degree Device, including the brake body for coordinating with track, described brake body and can be along perpendicular with track Direction adjusts the vertical freedom degree adjustment assembly of brake body position and is connected.The vertical freedom degree that this patent uses is adjusted Whole assembly can be used for stress on vertical when buffer brake device contacts braking with F rail, but magnetic suspension train In driving process brake force between brake unit and F rail be the most singly level upper and vertical on make a concerted effort, should Patent the most easily occurs that vertical freedom degree adjusts the diastrophic situation of assembly, and service life is limited, In this patent, brake block is only supported by inside and outside gripper clamp simultaneously, and brake block can bear the power in level longitudinal direction very Limited, it is susceptible to dislocation or comes off.
Utility model content
Defect that the purpose of this utility model is contemplated to overcome above-mentioned prior art to exist and a kind of intensity is provided The middle low speed magnetic suspension train brake unit that height, simple in construction, length in service life, job stability are high.
The purpose of this utility model can be achieved through the following technical solutions:
Low speed magnetic suspension train brake unit in one, including brake clamp, described brake clamp includes symmetry That is located at both sides, F rail outer actively clamps caliper and driven clamping caliper, the described middle part actively clamping caliper and The middle part of driven clamping caliper is connected by the first bolt parallel in two same levels, two the first bolts Middle part be fixed on electromagnetism pole plate by certain bit buffering external member respectively, actively clamp lower end and the slave clip of caliper The lower end holding caliper is connected by second bolt being parallel to the first bolt, and the middle part of described second bolt is passed through Protecting seat is fixed on the bottom surface of electromagnetism pole plate, actively clamps between caliper and electromagnetism pole plate, driven clamping caliper and electricity Being equipped with location spring between pole plate, described location spring, between the first bolt and the second bolt, actively presss from both sides The upper end holding caliper is provided with hydraulic jack, and the upper end of the upper end and driven clamping caliper that actively clamp caliper is respectively equipped with Pressing close to the brake lining of F rail outer, described positioning buffer sleeve part includes the most sheathed positioning round Sleeve, guide pin bushing, filled rubber ring and oval sleeve, described positioning round sleeve is sheathed on the first bolt, location The two ends of circular sleeve are separately fixed at and actively clamp on caliper and driven clamping caliper, and positioning round sleeve is led relatively Cylinder slides, and described oval sleeve is fixed on electromagnetism pole plate, and the distance of the second bolt and two the first bolts is the most equal, This brake unit also includes that brake hard sled and brake bar, described brake hard sled are located on electromagnetism pole plate, Described brake bar one end connects brake hard sled, and other end connection actively clamps the brake lining on caliper, and braking is drawn Bar is paralleled with electromagnetism pole plate.
The cross section outward flange oval in shape of described guide pin bushing, the rounded shape of cross section inward flange of guide pin bushing.
The equal proportion that size is the oval size that guide pin bushing is corresponding of described oval sleeve is amplified.
Described brake lining is 9-11 millimeter with the distance of F rail outer.
Described caliper, driven clamping caliper, the first bolt, the second bolt and the brake bar of actively clamping is by carbon Fiber reinforced aluminum matrix composites is made.
Described brake lining uses and is strengthened, by aluminium oxide, the brake lining that nickel-base composite material is made.
Described guide pin bushing and actively clamping is equipped with the scalable of parcel the first bolt between caliper and driven clamping caliper Dust cover.
The outer wall of described oval sleeve is provided with multiple fixed-wing, and the plurality of fixed-wing is fixed by screw respectively On electromagnetism pole plate.
Described protecting seat is provided with vertical mounting hole, and the middle part of described second bolt passes vertical mounting hole.
Compared with prior art, this utility model has the advantage that
1) it is filled with filled rubber ring outside guide pin bushing and between oval sleeve, this filled rubber ring and oval sleeve, Guide pin bushing is combined closely, and forms the loop buffer stress area of parcel guide pin bushing, compares traditional buffer structure and compare stress More uniform, more preferably, working life is longer for buffering effect, and assembling is simple, overcomes in existing brake structure and brakes Wear and tear between clamp and electromagnetism pole plate big defect.
2) brake bar is utilized to connect the longitudinal direction of the brake lining of brake hard skid and brake clamp, brake lining and orbital member Brake force can be delivered to brake hard sled by brake bar effectively, is more in succession delivered to electromagnetism pole plate, trailing arm Connector, until car body, improves the service life of brake lining, the dynamic adjustment being adapted in vehicle operation, overcomes The yielding defect of brake lining of existing brake clamp, brake lining is strengthened nickel-base composite material making by aluminium oxide simultaneously, can To improve the intensity of brake lining.
3) two the first bolts of brake clamp form two horizontal fulcrums, and the second bolt forms the 3rd of caliper Individual horizontal fulcrum, three horizontal fulcrums form an isosceles triangle, make clamp become a firm entirety, work Make stability high.
4) the cross section outward flange oval in shape of guide pin bushing, and the rounded shape of cross section inward flange, then corresponding filling The equal oval in shape of outer edge of rubber ring, the oval stress area of formation and the first bolt and electromagnetism pole plate it Between stressing conditions corresponding, the catenary motion being possible not only to be effectively realized brake clamp can be with electromagnetism pole plate Catenary motion decouples, it is also possible to realizing the component decoupling moved upward in week, the size of the most oval sleeve is guide pin bushing pair The equal proportion of the oval size answered is amplified so that the interaction force between brake clamp and electromagnetism pole plate can be equal Even act on filled rubber ring, and then filled rubber ring is unlikely to deform.
5) brake unit actively clamps caliper, driven clamping caliper, the first bolt, the second bolt and braking draw Bar uses novel carbon fiber reinforced aluminum matrix composites, and high intensity and low-density, deadweight significantly reduces, energy resource consumption Significantly reduce, overcome the deficiency that current magnetic suspension train brake tongs device dead load is too high.
6) the scalable dust cover of elasticity is installed between guide pin bushing and two clamping calipers, can be effectively prevented and lead Overlapping the sliding pair formed with positioning round sleeve to be invaded by dirt, service life is long.
7) Stability Analysis of Structures of brake clamp, it is ensured that brake lining is 9-11 millimeter with the distance of F rail outer, is greatly shortened In existing brake clamp apparatus structure, brake lining spacing, beneficially brake clamp carry out brake hard to train in time, And provide ground Emergency Negative Thrust big.
8) outer wall of oval sleeve is provided with multiple for fixed-wing, and overall structure is simple, improves traditional system The application mode of dynamic clamp device, takes compound mode, the reparation of profiled part, change convenient, this device office Without integral replacing time breaking down in portion, maintenance cost is substantially reduced, and protecting seat is provided with vertical mounting hole simultaneously, Not only the second bolt in braking procedure is carried out spacing, it is also possible to prevent the second bolt excessive wear.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram;
Fig. 2 is the structural representation of brake clamp in this utility model;
Fig. 3 be in Fig. 2 A-A to cross-sectional schematic;
Fig. 4 be in Fig. 2 B-B to cross-sectional schematic.
In figure: 1, electromagnetism pole plate, 2, F rail, 3, brake hard sled, 4, brake bar, 5, actively folder Hold caliper, 6, driven clamping caliper, the 7, first bolt, the 8, second bolt, 9, protecting seat, 10, location bullet Spring, 11, hydraulic jack, 12, brake lining, 13, positioning round sleeve, 14, guide pin bushing, 15, filled rubber ring, 16, oval sleeve, 17, scalable dust cover, 18, fixed-wing, 19, vertical mounting hole.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.The present embodiment is with this practicality Implement premised on new technique scheme, give detailed embodiment and concrete operating process, but this reality It is not limited to following embodiment with novel protection domain.
Protect train for middle low speed magnetic suspension and there is enough stopping powers, each levitating electromagnet module is all pacified Fill a secondary brake unit.Brake unit uses hydraulic drive mode, and during braking, Hydraulic Cylinder brake lining 12 clamps F The outer of rail 2 realizes braking, and when brake lining 12 unclamps, hydraulic cylinder bounces back, and brake lining 12 departs from F shape track, Rely on location spring 10 restoring force that whole device is pushed back initial position.
As shown in Figure 1, Figure 2 and Figure 4, low speed magnetic suspension train brake unit in one, including brake clamp, Brake hard sled 3 and brake bar 4, brake clamp includes the active clamping being symmetrically set in both sides, F rail 2 outer Caliper 5 and driven clamping caliper 6, actively clamp the middle part of caliper 5 and the middle part of driven clamping caliper 6 by two The first bolt 7 parallel in individual same level is connected, and the middle part of two the first bolts 7 is respectively by a location Buffering kit is fixed on electromagnetism pole plate 1, and the lower end of the lower end and driven clamping caliper 6 that actively clamp caliper 5 leads to Crossing second bolt 8 being parallel to the first bolt 7 to be connected, the middle part of the second bolt 8 is fixed by protecting seat 9 In the bottom surface of electromagnetism pole plate 1, actively clamp between caliper 5 and electromagnetism pole plate 1, driven clamping caliper 6 and electromagnetism Be equipped with between pole plate 1 location spring 10, location spring 10 between the first bolt 7 and the second bolt 8, The upper end actively clamping caliper 5 is provided with hydraulic jack 11, actively clamps the upper end of caliper 5 and driven clamping caliper 6 Upper end be respectively equipped with the brake lining 12 of F rail 2 outer, positioning buffer sleeve part includes the tightst Sheathed positioning round sleeve 13, guide pin bushing 14, filled rubber ring 15 and oval sleeve 16, positioning round sleeve 13 are sheathed on the first bolt 7, the two ends of positioning round sleeve 13 be separately fixed at actively clamp caliper 5 and from On dynamic clamping caliper 6, the relative guide of positioning round sleeve 13 slides, and oval sleeve 16 is fixed on electromagnetism pole plate 1 On, the second bolt 8 is the most equal with the distance of two the first bolts 7, then constitute the support knot of an isosceles triangle Structure, brake hard sled 3 is located on electromagnetism pole plate 1, and brake bar 4 one end connects brake hard sled 3, separately One end connection actively clamps the brake lining 12 on caliper 5, and brake bar 4 is paralleled with electromagnetism pole plate 1.
As shown in Figure 4, the cross section outward flange oval in shape of guide pin bushing 14, the cross section inward flange of guide pin bushing 14 Rounded shape, the equal oval in shape of outer edge of corresponding filled rubber ring 15, the oval stress area of formation Corresponding with the stressing conditions between the first bolt 7 and electromagnetism pole plate 1, the most vertical on stress compare level to or Stress on incline direction is bigger.The equal proportion of the oval size that size is guide pin bushing 14 correspondence of oval sleeve 16 Amplifying, such as ratio is: 1.5-2 so that the interaction force between brake clamp and electromagnetism pole plate 1 can be equal Even act on filled rubber ring 15, and then filled rubber ring 15 is unlikely to deform.
Brake lining 12 is 9-11 millimeter with the distance of F rail 2 outer, in the present embodiment, is set to 10 millimeters, because of The stablizing of supporting construction for isosceles triangle, it is ensured that brake lining 12 is fixing with the distance of F rail 2 outer, Simultaneously the reducing of distance the most between the two, beneficially brake lining 12 Quick-clamped F rail 2, carries out brake hard.
Actively clamp caliper 5, driven clamping caliper the 6, first bolt the 7, second bolt 8 and brake bar 4 equal It is made by carbon fiber reinforced aluminum matrix composite.Brake lining 12 uses and is strengthened nickel-base composite material system by aluminium oxide The brake lining 12 made.
What guide pin bushing 14 and actively clamping was equipped with parcel the first bolt 7 between caliper 5 and driven clamping caliper 6 can Retractable dust cover 17, the sliding pair preventing guide pin bushing 14 and positioning round sleeve 13 from being formed is invaded by dirt.
The outer wall of oval sleeve 16 is provided with multiple fixed-wing 18, and multiple fixed-wings 18 are fixed by screw respectively On electromagnetism pole plate 1, the number of fixed-wing 18 can be 2-6, arranges level symmetrical in the present embodiment Two, each oval sleeve 16 is fixed on pole plate by four screws on fixed-wing 18.
As it is shown on figure 3, protecting seat 9 is provided with vertical mounting hole 19, the middle part of the second bolt 8 passes vertical waist Shape hole 19.
During braking, first hydraulic cylinder promotes outside brake lining 1210 to recline the outer of F rail 2, continues to press at hydraulic cylinder During brake lining 12, brake clamp is just based on the outside brake lining 12 reclined in orbit, and entirety is the most traversing also Inner side brake lining 12 is finally made also to recline track, until interior outside brake lining 12 the most tightly touch with track, now, The flexible location of guide pin bushing 14 makes brake clamp offset with interaction force in the circumference of electromagnetism pole plate 1, and brake lining 12 All be delivered to brake hard sled 3 by brake bar 4 with interorbital longitudinal brake force, be in succession delivered to pole plate, Trailing arm connector, levitating electromagnet module, draw bar, slide unit, be delivered to car body finally by slide unit linear bearing. During braking, whole clamp is the most traversing makes spring be in energy storage state, and when releasing braking, hydraulic cylinder bounces back, main Dynamic clamping caliper 5 and driven clamping caliper 6 return to initial position when positioning spring 10 and discharging potential energy.

Claims (9)

1. a low speed magnetic suspension train brake unit in, including brake clamp, it is right that described brake clamp includes Claim that is located at F rail (2) both sides, outer actively to clamp caliper (5) and driven clamping caliper (6), described active Middle part and the middle part of driven clamping caliper (6) of clamping caliper (5) is by two same levels parallel the One bolt (7) is connected, and electricity is fixed on by certain bit buffering external member respectively in the middle part of two the first bolts (7) In pole plate (1), actively clamp the lower end of caliper (5) and the lower end of driven clamping caliper (6) flat by one Row is connected in second bolt (8) of the first bolt (7), and the middle part of described second bolt (8) is by protection Seat (9) is fixed on the bottom surface of electromagnetism pole plate (1), actively clamp between caliper (5) and electromagnetism pole plate (1), Location spring (10), described location spring (10) it is equipped with between driven clamping caliper (6) and electromagnetism pole plate (1) Being positioned between the first bolt (7) and the second bolt (8), the upper end actively clamping caliper (5) is provided with hydraulic oil Cylinder (11), the upper end of the upper end and driven clamping caliper (6) that actively clamp caliper (5) is respectively equipped with F The brake lining (12) of rail (2) outer, it is characterised in that described positioning buffer sleeve part includes the tightst Sheathed positioning round sleeve (13), guide pin bushing (14), filled rubber ring (15) and oval sleeve (16), institute Stating positioning round sleeve (13) to be sheathed on the first bolt (7), the two ends of positioning round sleeve (13) are respectively It is fixed on and actively clamps on caliper (5) and driven clamping caliper (6), positioning round sleeve (13) guide relatively Sliding, described oval sleeve (16) is fixed on electromagnetism pole plate (1), the second bolt (8) and two the first spiral shells The distance of bolt (7) is the most equal, and this brake unit also includes brake hard sled (3) and brake bar (4), institute Stating brake hard sled (3) to be located on electromagnetism pole plate (1), described brake bar (4) one end connects urgent system Dynamic sled (3), other end connection actively clamps the brake lining (12) on caliper (5), brake bar (4) and electricity Pole plate (1) is parallel.
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that The cross section outward flange oval in shape of described guide pin bushing (14), the rounded shape of cross section inward flange of guide pin bushing (14).
Low speed magnetic suspension train brake unit in one the most according to claim 2, it is characterised in that The equal proportion that size is the oval size that guide pin bushing (14) is corresponding of described oval sleeve (16) is amplified.
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that Described brake lining (12) is 9-11 millimeter with the distance of F rail (2) outer.
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that Described actively clamp caliper (5), driven clamping caliper (6), the first bolt (7), the second bolt (8) and system Dynamic pull bar (4) is made by carbon fiber reinforced aluminum matrix composite.
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that Described brake lining (12) uses and is strengthened, by aluminium oxide, the brake lining (12) that nickel-base composite material is made.
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that Described guide pin bushing (14) and actively clamping is equipped with parcel the first spiral shell between caliper (5) and driven clamping caliper (6) The scalable dust cover (17) of bolt (7).
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that The outer wall of described oval sleeve (16) is provided with multiple fixed-wing (18), and the plurality of fixed-wing (18) is respectively It is fixed by screws on electromagnetism pole plate (1).
Low speed magnetic suspension train brake unit in one the most according to claim 1, it is characterised in that Described protecting seat (9) is provided with vertical mounting hole (19), and the middle part of described second bolt (8) passes vertical waist Shape hole (19).
CN201620380877.2U 2016-04-29 2016-04-29 Well low -speed maglev arresting gear for train Expired - Fee Related CN205632516U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620380877.2U CN205632516U (en) 2016-04-29 2016-04-29 Well low -speed maglev arresting gear for train

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620380877.2U CN205632516U (en) 2016-04-29 2016-04-29 Well low -speed maglev arresting gear for train

Publications (1)

Publication Number Publication Date
CN205632516U true CN205632516U (en) 2016-10-12

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620380877.2U Expired - Fee Related CN205632516U (en) 2016-04-29 2016-04-29 Well low -speed maglev arresting gear for train

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110281985A (en) * 2019-03-19 2019-09-27 卡斯柯信号有限公司 A kind of superhigh-speed magnetic hovertrain operation control system and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110281985A (en) * 2019-03-19 2019-09-27 卡斯柯信号有限公司 A kind of superhigh-speed magnetic hovertrain operation control system and method

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161012

Termination date: 20190429

CF01 Termination of patent right due to non-payment of annual fee