CN104102931B - Sliding plate mechanism of automatic IC card selling and recycling device - Google Patents

Abstract

The invention discloses a sliding plate mechanism of an automatic IC card selling and recycling device. The sliding plate mechanism has the technical scheme that the sliding plate mechanism comprises a rack, a ticket bucket and an upper sliding plate, wherein the ticket bucket is arranged in the rack for containing ticket cards; the upper sliding plate is arranged above the ticket bucket; and when the upper sliding plate is closed, the sliding plate is used for preventing the ticket bucket from being communicated with outside. The sliding plate mechanism is characterized by further comprising a lower sliding plate, wherein the lower sliding plate is arranged below the ticket bucket; when the lower sliding plate is closed, the lower sliding plate is used for preventing the ticket bucket from being communicated with a next-stage mechanism; the upper sliding plate is connected above a first synchronous belt to be driven by a first motor so as to carry out reciprocating motion between two first synchronizing wheels; and the lower sliding plate is connected above a second synchronous belt to be driven by a second motor so as to carry out reciprocating motion between two second synchronizing wheels. The sliding plate mechanism is compact in structural design and is suitable to install in the rack with narrow space.

Description

The sled mechanism of retracting device sold automatically by ic card

Technical field

The present invention relates to a kind of mass transit card self-service equipment cvm (automatic ticketing/card machine), specifically relate generally to this public affairs Hand in the middle of card self-service equipment cvm for accommodating changing of the ticket bucket of ticket card and the external world or next stage mechanism connection whether sled mechanism Enter.

Background technology

Track traffic station generally arranges cvm (automatic ticketing/card machine) and realizes filling of passenger's self-service purchase mass transit card Value, purchase card, shifting value and recovery etc..

It is disposed with ticket card transmission/recycling module, human-computer interaction module, paper Coin processing module etc. in cvm.Passenger uses There is a hardware mechanism interacting ic ticket card with passenger, this hardware mechanism includes ticket bucket, upper slide, lower skateboard etc. during cvm.On Slide plate is mainly used in blocking ticket bucket and extraneous connection, after passenger's booking card, sells mechanism and ic card is sent in ticket bucket, upper cunning Plate is opened, and passenger takes ic card away；When passenger supplements with money, upper slide is opened, and passenger puts into ic card in ticket bucket, and upper slide is closed, Ic card is by read-write assignment；When passenger moves back card, upper slide is opened, and passenger puts into ic card in ticket bucket, and upper slide is closed, lower skateboard Open, ic card is admitted to collection box.

In prior art, the slide mechanism of upper slide mainly uses for reference the institutional arrangement of the note output port strobe of bank's atm machine.Example As the cash-out shutter of automatic teller machine patent documentation of Publication No. cn101655998, it takes the slide plate side of paper money gate to install and slides Groove, drives crank up by motor and reducing gear, and band movable slider moves back and forth in chute realizes gate opening or closing.Should The defect of prior art is: because the gyration of crank needs larger space to cause mechanism integrally huge；Secondly, slide crank The stroke limiting (shorter) of block mechanism, if necessary to increase stroke distances it is necessary to the length of adjustment crank or fork, so can enter One step increases the design size of mechanism, is not suitable for being arranged in space-constrained frame.The patent literary composition of publication number cn201720714 Offer and disclose another kind of cash dispensing port gate mechanism, it mainly realizes shutter opening and closing action using switching mechanism, so must be in machine Reserve the space of gate upset in frame, equally cause whole mechanism structure huge not compact.

So, those skilled in the art are necessary to improve aforementioned skateboard mechanism to adapt to the narrow space of frame.

Content of the invention

Defect for above-mentioned prior art and the technical problem of presence, the technical problem to be solved in the present invention there is provided The sled mechanism of retracting device sold automatically by a kind of overall compact ic card of structure.

The present invention solves the Skateboard exercising apparatus that retracting device sold automatically by above-mentioned technical problem the technical scheme is that ic card Structure, comprising: frame；Ticket bucket, is arranged in aforementioned frame, for accommodating ticket card；Upper slide, is arranged in above aforementioned ticket bucket, when For blocking aforementioned ticket bucket and extraneous connection when it is closed；It is characterized in that further including, lower skateboard, it is arranged in aforementioned ticket Below bucket, it is used for when it is closed blocking the connection of aforementioned ticket bucket and next stage mechanism；It is synchronous that described upper slide is connected to first On band, driven by the first motor, move back and forth between two the first synchronizing wheels；Described lower skateboard is connected to the second Timing Belt On, driven by the second motor, move back and forth between two the second synchronizing wheels.

The technique effect of the present invention: present design adopts Timing Belt, synchronous wheel mode to drive slide plate translation gliding to realize Being turned on and off of upper and lower gate, compare prior art, and mechanism's design is compacter, is more beneficial in narrow frame Portion installs；Secondly, according to slide plate is different or ticket hopper opening needs, if necessary to increase slide travel it is only necessary to adjustment Timing Belt with And the length of the slideway (optical axis) of linear bearing, solving prior art needs excessively to increase mechanism size to realize increasing The technical problem of stroke；3rd, present design translational speed is fast, transmission efficiency, and slip noise is little, and coefficient of friction is little, adopts Purchase cost is relatively low, and the prior art that compares shows prominent technological progress.

Preferably technical scheme: described upper slide is disposed with bearing block, and linear bearing is installed in aforementioned axis bearing and wears It is enclosed within the optical axis parallel with aforementioned first Timing Belt；Synchronous clamping is used for aforementioned upper slide to be connected to aforementioned first Timing Belt On.

Further technique effect: be conducive to the rotary motion of motor being transformed into linear motion and making from linear bearing Slide steadily accurate.

Preferably technical scheme: described synchronous clamping includes the first joint face being solidly fixed and the second joint face, institute State the first joint face to connect firmly with aforementioned upper slide by screw；Described second joint face and pressing plate fit through screw and aforementioned the One Timing Belt connects firmly.

Further technique effect: synchronous clamping is a special purpose parts, for being become vertical interlaced arrangement in space Timing Belt and upper slide are solidly fixed.

Preferably technical scheme: described pressing plate has the teeth groove being adapted to described first Timing Belt.

Further technique effect: pressing plate and Timing Belt engagement, be conducive to firm connection, keep Timing Belt and slide plate synchronous Motion.

Preferably technical scheme: described lower skateboard is disposed with second bearing seat, and second straight line bearing is installed in aforementioned second In bearing block and be set on the second optical axis parallel with aforementioned second Timing Belt；Second synchronous clamping is used for aforementioned lower skateboard It is connected on aforementioned second Timing Belt.

Further technique effect: the sliding type of lower skateboard, drive mechanism are consistent with upper slide.

Preferably technical scheme: described downslide plate surface is provided with projection along glide direction, and the side wall that encloses of described ticket bucket is opened Have the breach being adapted with aforementioned projection, when described lower skateboard slides, described breach be just used on described in project through.

Further technique effect: existing ic card thickness about 0.8mm, length and width about 84mm*55mm, when ic calorie requirement enters During collection box, lower skateboard translation gliding is opened, and relies on ticket bucket side wall to stop that ic card finally falls into recovery approach, without convex Rise, ic card is to lie low on lower skateboard, and in order to be able to block ic card end face, lower skateboard will be less than with ticket bucket bottom fit clearance 0.8mm, easily produces interference between such part or ic card is stuck between gap, cause to fall into failure.Projection just solves Certainly foregoing problems, ic card any position in ticket bucket is all partly fallen in projection thus being begun with downslide plate surface because ic card has Keep certain angle of inclination eventually, even if so lower skateboard is larger with ticket bucket bottom fit clearance, also can guarantee that ticket bucket side wall is suitable Profit blocks ic card thus falling into next stage mechanism.

Preferably technical scheme: described ticket bucket is disposed with the first sensing mechanism and the second sensing mechanism；Described first sensing Mechanism is for detecting whether there is foreign body to enter ticket bucket, thus preventing described upper slide to be clamped to foreign body when sliding；Described second biography Sense mechanism is used for detecting whether there is ic card in ticket bucket.

Further technique effect: the first sensing mechanism is used for preventing upper slide from closing mistiming folder staff, the second sensing machine Structure is used for detecting whether there is ic card in ticket bucket.

Preferably technical scheme: the two ends of described upper slide or lower skateboard glide direction are arranged with microswitch, are used for Control the sliding distance of described upper slide or lower skateboard.

Further technique effect: microswitch is used for controlling the work stop place of slide plate.

Preferably technical scheme: described upper slide or lower skateboard be provided with auxiliary wheel for reduce slip when frictional force.

Further technique effect: auxiliary wheel advantageously reduces frictional resistance during slip.

Preferably technical scheme: also include one for the self-locking mechanism preventing described upper slide from surprisingly opening when closing, its Electric magnet including the support being rotatably connected with frame and for driving described holder pivots.

Further technique effect: when upper slide is closed, self-locking mechanism is used for preventing from external opening ticket bucket.

Preferably technical scheme: described carrier head is designed to a conical surface and locking block face；When upper slide is closed, described The bearing block compressing conical surface forces described holder pivots to get out of the way sliding path after described bearing block crosses the described conical surface, described Frame resets under described direct acting electric magnet acts on, and described locking block face is coordinated thus sliding in locking with the side end face of described bearing block Plate can not slide to the direction opened when closed.

Further technique effect: this is a kind of embodiment of retaining mechanism and upper slide cooperation.

Preferably technical scheme: described carrier head is designed with a locking block face；When upper slide is closed, described direct acting electricity Magnet energising adhesive drives described holder pivots to get out of the way sliding path and crosses described locking block face until described bearing block, described Frame resets under described direct acting electric magnet acts on, and described locking block face is coordinated thus locking is described with the side end face of described bearing block Upper slide can not slide to the direction opened when closed.

Further technique effect: this is another kind of embodiment of retaining mechanism and upper slide cooperation.

Preferably technical scheme: also include a collection box, after described lower skateboard is opened, the ic card being contained in ticket bucket falls Enter collection box.

Preferably technical scheme: described lower skateboard bottom is additionally provided with an antenna, for adding to the ic card being contained in ticket bucket Information carrying number.

Preferably technical scheme: the slip of described upper slide or lower skateboard can also adopt pinion and rack, leading screw spiral shell Parent agency, ball screw framework, one of slider-crank mechanism or cam-type reciprocator are driving.

Further technique effect: this is present design in addition several difference embodiments.

Brief description

Fig. 1 is present configuration schematic diagram.

Fig. 2 is Fig. 1 left view structural representation.

Fig. 3 is Fig. 1 right side structural representation.

Fig. 4 is Fig. 3 overlooking the structure diagram.

Fig. 5 is parts-ticket bucket structure schematic diagram.

Fig. 6 is parts-ticket bucket and lower skateboard fit structure schematic diagram.

Fig. 7 is parts-upper slide structural representation.

Fig. 8 is Fig. 7 left view structural representation.

Fig. 9 is Fig. 8 overlooking the structure diagram.

Figure 10 is parts-synchronous clamping structural representation.

Figure 11 is parts-pressure plate structure schematic diagram.

Figure 12 is parts synchronous clamping and Timing Belt, upper slide cooperation schematic diagram.

Figure 13 is parts-downslide plate structure schematic diagram.

Figure 14 is Figure 13 right side structural representation.

Figure 15 is Figure 14 overlooking the structure diagram.

Figure 16 is parts-self-locking mechanism structural representation.

Figure 17 is parts-supporting structure structural representation.

In figure:

1. frame.

10. ticket bucket, 11. first sensors, 12. second sensors, 13. breach, 14. enter ticket slideway.

20. upper slides, 21. first Timing Belts, 22. first motors, 23. first synchronizing wheels, 24. linear bearings, 25. light Axle, 26. synchronous clampings, 27=37. auxiliary wheel, 201. bearing blocks, 261. first joint faces, 262. second joint faces, 263. pressures Plate, 264. screws.

30. lower skateboards, 31. second Timing Belts, 32. second motors, 33. second synchronizing wheels, 34. is raised.

Microswitch on 41., 42. times microswitch.

51. supports, 52. direct acting electric magnet, 53. fixing axles, 511. conical surfaces, 512. locking block faces.

60. collection boxes.

70. antennas

Specific embodiment

Below in conjunction with the accompanying drawings the specific embodiment of the present invention is elaborated, be further elucidated with advantages of the present invention and With respect to prior art outstanding contributions it is possible to understand that, following embodiments is only detailed to preferred embodiment of the present invention Describe in detail bright, should not be construed as any restriction to technical solution of the present invention.

As shown in Figure 1,2,3, 4, this sled mechanism is that ic card is automatically sold and interacted ic ticket card in retracting device with passenger Hardware mechanism, main inclusion frame 1, ticket bucket 10, upper slide 20, lower skateboard 30, collection box 60 etc..

As shown in Figure 5 and with reference to Fig. 1,2,3,4, ticket bucket 10 is that surrounding encloses, the plastics of upper and lower opening or metallic cavity, its Upper shed becomes inclined plane, and the opening surface of inclination makes passenger be more prone to the visual ic card in ticket bucket 10, conveniently stretches into and take, More conform to ergonomic designs to require；Ticket bucket 10 integral installation is in the middle of frame 1.Ic card card-issuing module is by entering ticket slideway 14 are connected with ticket bucket 10.

As shown in Fig. 7,8,9, the installing plate along ticket bucket 10 upper shed side installs a pair first synchronizing wheels 23, carries engaging tooth The first Timing Belt 21 around the inclined plane keeping parallelism thereon and with ticket bucket 10 upper shed, the first motor 22 with one of them the One synchronizing wheel 23 axle be fastened on installing plate for drive the first Timing Belt 21 rotate.Synchronous clamping 26 is to aim at upper slide 20 The special part being connected and designing with the first Timing Belt 21.As shown in Figure 10,11,12, it connects face 261 He by orthogonal first Second joint face 262 is constituted, and the first joint face 261 is fixedly connected with upper slide 20 by screw 264；Pressing plate with engaging groove 263 are engaged with the first Timing Belt 21, are fixedly connected by screw 264 and the second joint face 262 integral, so that in space It is in the upper slide 20 of vertical interlaced and the first Timing Belt 21 is solidly fixed.Upper slide 20 bottom surface installs a bearing block 201, Install linear bearing 24 thereon and be sleeved on the optical axis 25 parallel with the first Timing Belt 21.Upper slide 20 bottom surface opposite side is pacified Dress auxiliary wheel 27 is used for reducing sliding friction.

As shown in Fig. 6,13,14,15, a pair of installing parallel with device installed surface the on ticket bucket 10 under shed installing plate Two synchronizing wheels 33 and the second Timing Belt 31, it is driven by the second motor 32, the connected mode of lower skateboard 30 and the second Timing Belt 31 Identical with upper slide 20, it is also adopted by linear bearing and be slidably matched.Existing ic card thickness about 0.8mm, length and width about 84mm*55mm, When ic calorie requirement enters collection box 60, lower skateboard 30 is translated towards opening direction and slides, and relies on ticket bucket 10 side wall to stop that ic card falls Enter recovery approach, if lower skateboard 30 upper surface smooths, ic card lies low on lower skateboard 30, in order to be able to block ic card end face, under Slide plate 30 and ticket bucket 10 bottom fit clearance will be less than 0.8mm, easily produce interference or ic card by card between such part Within the cleft, cause to fall into failure.So, the upper surface along lower skateboard 30 glide direction sets up two projections 34, ticket bucket 10 Side wall has breach 13 with raised 34 cooperations, and raised 34 effect is when ic card falls in ticket bucket 10, always have partly with Raised 34 contacts, so that ic card becomes certain angle of inclination with lower skateboard 30 upper surface, so, when lower skateboard 30 is opened, Ticket bucket 10 side wall is easy to block ic card thus smoothly falling into collection box 60.Lower skateboard 30 bottom surface is provided with antenna 70 for ticket Ic card within bucket 10 loads signal.

The present invention is such work: original state, upper and lower slide plate 20,30 all closes.When passenger's booking, hair fastener mould The card scratching wheel of block (not shown) is sent into ic card into ticket passage 14, and ic card relies on deadweight to slip in ticket bucket 10 by raised 34 Hold and recline on lower skateboard 30, after the second sensor 12 of correlation type detects ic card, antenna 70 is written and read to ic card (assignment).Then as shown in Figure 16,17, direct acting electric magnet 52 energising adhesive, drive support 51 to allow around fixing axle 53 rotation open-minded Road, master controller (not shown) instructs the first motor 22 and rotates forward, and drives upper slide 20 slide-open to the right, when upper slide 20 When end touches the upper microswitch 41 in right side, the first motor 22 stops operating, and upper slide 20 fully opens, and passenger takes ticket bucket away Ic card in 10.After the handss of passenger leave ticket bucket 10, nine pairs of photoelectricity first sensors 11 being distributed on upper shed are whole again Sensing, master controller instruction the first motor 22 reversion drives upper slide 20 sliding closing to the left.In sliding process, bearing block The 201 compressing conical surfaces 511 force support 51 to rotate and allow open walk, after bearing block 201 crosses the conical surface 511, upper slide 20 right-hand end Face touches the upper microswitch 41 in left side, and the first motor 22 stops operating, and upper slide 20 completely closes and support 51 is in direct acting electricity Reset in the presence of Magnet 52 external reset spring, open to the right upper slide 20, the end face of bearing block 201 if there are external force effect The block face 512 that is locked blocks thus preventing upper slide 20 by artificial from the outside illegal unlatching of mechanism.Upper slide 20 and retaining mechanism It is also designed to so coordinate, when upper slide 20 is closed, the upper microswitch 41 in right side is left in end, and master controller obtains letter Number instruction direct acting electric magnet 52 energising adhesive, support 51 rotates and allows open walk, touches the upper fine motion in left side when upper slide 20 end and opens Close 41, the first motor 22 stops operating, and upper slide 20 completely closes, simultaneously direct acting electric magnet 52 power-off, draw bar drives support 51 reset in the presence of outside back-moving spring, realize locking.

If aforementioned ic card is read and write unsuccessfully, or the ic card slipping into lean against ticket bucket 10 side wall and not read-write scope, Or invalidated ticket, antenna 70 will be unable to be written and read to ic card, master controller will instruct the second motor 32 drive lower skateboard 30 to Left slide lower microswitch 42, the second motor 32 stall on the left of touching, lower skateboard 30 fully opens, and ic card relies on deadweight Fall into collection box 60；Then the second motor 32 inverts, and lower skateboard 30 slides to the right and stops when touching the lower microswitch 42 in right side, Lower skateboard 30 is closed.

When passenger moves back card, upper slide 20 is opened first, and passenger puts into ic card in ticket bucket 10, and upper slide 20 is closed, the After two sensors 12 detect ic card, lower skateboard 30 is opened, and ic card falls into collection box 60 and is recovered.

The upper and lower sled mechanism of present design adopts motor, synchronizing wheel, Timing Belt, linear bearing, and bearing slideway forms Slide mechanism realizes the opening and closing of upper and lower slide plate 20,30, and it can also adopt pinion and rack, screw-nut body, ball wire Thick stick mechanism, slider-crank mechanism or cam-type reciprocator realize the opening and closing of upper and lower slide plate 20,30.Wherein pinion and rack Assembly precision has high demands, mechanism load big it is desirable to big torque motor；Slider-crank mechanism and cam-type reciprocator size are relatively Greatly, unfavorable mechanism assembling；Screw-nut body frictional resistance is big, low speed when be likely to occur creeping phenomenon；Ball screw framework rubs Wiping coefficient is little, translational speed is fast, positioning precision high, low speed no creeping phenomenon, but price is higher, affects agency cost.

Below the preferred embodiment to the invention is illustrated, but the invention be not limited to described Embodiment, those of ordinary skill in the art also can make without prejudice on the premise of the invention spirit a variety of equivalent Modification or replacement, these equivalent modifications or replacement are all contained in the application claim limited range.

Claims (15)

1. The sled mechanism of retracting device sold automatically by 1.ic card, comprising:

   Frame (1)；

   Ticket bucket (10), is arranged in aforementioned frame (1), for accommodating ticket card；

   Upper slide (20), is arranged in above aforementioned ticket bucket (10), is used for when it is closed blocking aforementioned ticket bucket (10) and the external world Connection；It is characterized in that further including,

   Lower skateboard (30), is arranged in below aforementioned ticket bucket (10), is used for when it is closed blocking aforementioned ticket bucket (10) and next stage The connection of mechanism；

   Described upper slide (20) is connected on the first Timing Belt (21), is driven by the first motor (22), synchronous at two first Move back and forth between wheel (23)；

   Described lower skateboard (30) is connected on the second Timing Belt (31), is driven by the second motor (32), synchronous at two second Move back and forth between wheel (33).
2. 2. ic card according to claim 1 sells the sled mechanism of retracting device automatically it is characterised in that described upper slide (20) it is disposed with bearing block (201), linear bearing (24) is installed in aforementioned axis bearing (201) and is set on same with aforementioned first On the parallel optical axis (25) of step band (21)；Synchronous clamping (26) is used for aforementioned upper slide (20) to be connected to aforementioned first Timing Belt (21) on.
3. 3. ic card according to claim 2 sells the sled mechanism of retracting device automatically it is characterised in that described Timing Belt Folder (26) includes the first joint face (261) and the second joint face (262) being solidly fixed, and described first joint face (261) is led to Cross screw to connect firmly with aforementioned upper slide (20)；Described second joint face (262) and pressing plate (263) fit through screw and aforementioned the One Timing Belt (21) connects firmly.
4. 4. ic card according to claim 3 sells the sled mechanism of retracting device automatically it is characterised in that described pressing plate (263) have the teeth groove being adapted to described first Timing Belt (21).
5. 5. ic card according to claim 1 sells the sled mechanism of retracting device automatically it is characterised in that described lower skateboard (30) it is disposed with second bearing seat, second straight line bearing is installed in aforementioned second bearing seat and is set on synchronous with aforementioned second On the second parallel optical axis of band (31)；Second synchronous clamping is used for aforementioned lower skateboard (30) to be connected to aforementioned second Timing Belt (31) on.
6. 6. ic card according to claim 1 sells the sled mechanism of retracting device automatically it is characterised in that described lower skateboard (30) surface is provided with raised (34) along glide direction, and the side wall that encloses of described ticket bucket (10) is had and is adapted with aforementioned projection (34) Breach (13), when described lower skateboard (30) slides, described breach (13) be just used on described projection (34) pass through.
7. 7. ic card according to claim 1 sells the sled mechanism of retracting device automatically it is characterised in that described ticket bucket (10) it is disposed with the first sensing mechanism and the second sensing mechanism；Described first sensing mechanism is for detecting whether there is foreign body to enter ticket Bucket (10), thus prevent described upper slide (20) to be clamped to foreign body when sliding；Described second sensing mechanism is used for detecting ticket bucket (10) whether there is ic card in.
8. 8. ic card according to claim 2 sells the sled mechanism of retracting device automatically it is characterised in that described upper slide Or the two ends of lower skateboard (30) glide direction are arranged with microswitch, for controlling described upper slide (20) or lower skateboard (20) (30) sliding distance.
9. 9. ic card according to claim 2 sells the sled mechanism of retracting device automatically it is characterised in that described upper slide (20) or lower skateboard (30) be provided with auxiliary wheel (27,37) for reduce slip when frictional force.
10. 10. ic card according to claim 8 sells the sled mechanism of retracting device automatically it is characterised in that also including a use The self-locking mechanism being opened accidentally when preventing described upper slide (20) from closing, it includes the support being rotatably connected with frame (1) And be used for the direct acting electric magnet (52) driving described support (51) to rotate (51).
11. 11. ic cards according to claim 10 sell the sled mechanism of retracting device automatically it is characterised in that described support (51) head design becomes a conical surface (511) and locking block face (512)；When upper slide (20) is closed, described bearing block (27) pressure The urgent conical surface (511) forces described support (51) to rotate and gets out of the way sliding path and cross the described conical surface until described bearing block (27) (511), after, described support (51) resets under described direct acting electric magnet (52) acts on, described locking block face (512) with described axle The side end face cooperation of bearing (201) can not be slided to the direction opened when closed thus locking upper slide (20).
12. 12. ic cards according to claim 10 sell the sled mechanism of retracting device automatically it is characterised in that described support (51) head design has a locking block face (512)；When upper slide (20) is closed, described direct acting electric magnet (52) energising Attraction strap Dynamic described support (51) rotates and gets out of the way sliding path and cross described locking block face (512) until described bearing block (27), described Frame (51) resets under described direct acting electric magnet (52) acts on, the side of described locking block face (512) and described bearing block (201) Face cooperation can not be slided to the direction opened when closed thus locking described upper slide (20).
13. 13. ic cards according to claim 1 sell the sled mechanism of retracting device automatically it is characterised in that also including one time Receive case (60), after described lower skateboard (30) is opened, the ic card being contained in ticket bucket (10) falls into collection box (60).
14. 14. ic cards according to claim 1 sell the sled mechanism of retracting device automatically it is characterised in that described lower skateboard (30) bottom is additionally provided with an antenna (70), for loading signal to the ic card being contained in ticket bucket (10).
15. 15. ic cards according to claim 1 sell the sled mechanism of retracting device automatically it is characterised in that described upper slide Or the slip of lower skateboard (30) can also adopt pinion and rack, screw-nut body, ball screw framework, slide crank (20) One of block mechanism or cam-type reciprocator are driving.