A kind of bus slot machine electronics cassette lockable mechanism
Technical field
The utility model relates to public transport coin equipment technical field more particularly to a kind of electronics for public transport coin equipment
Cassette lockable mechanism.
Background technique
Coin-box is equipment common on bus, is mostly made of coin storing box and the coin room with coin slot.Coin storing box
In have many debts, and because coin-box is placed on public land mostly, especially need to carry out anti-theft measure.For convenience of money
The taking-up of money and the safety for guaranteeing debt are typically provided with the chamber door with lockset in the side of coin-box.
Currently, the lockset of coin-box mostly uses lower plunger mode, pass through mechanical key, turn inserted link, to realize
Door body it is on and off.But since key itself is extremely easy to copy, and mechanical lock core in the case where unattended
It is exposed to be also easy to be prized, so existing coin-box safety is difficult to ensure.Although in industry it has been proposed that using electric lockset,
Due to structure and the defect of aspect of performance, it is difficult to meet the application demand in public transport, such as shock resistance it is bad, be easy to be pried open.
Utility model content
The purpose of this utility model is to provide a kind of stable structure, antitheft anti-seismic performance is good, is hardly damaged service life
Long bus slot machine electronics cassette lockable mechanism.
To achieve the above objectives, the utility model adopts the following technical solution.
A kind of bus slot machine electronics cassette lockable mechanism, is characterized in that, comprising: the ratchet and clutch discs of coaxial arrangement,
Intermeshing teeth are equipped on the ratchet and the clutch discs, the teeth are with the rounded distribution in axle center;In ratchet and
It is equipped with clutch separate sheet between the clutch discs, is equipped in the clutch separate sheet and the clutch discs mutually matched unidirectional
Helical teeth block is equipped with compressed spring on the outside of the clutch discs;The corresponding clutch separate sheet is equipped with motor, and the motor passes through biography
Motivation structure stirs the clutch separate sheet, so that jacking up the clutch discs by the unidirectional helical teeth block makes the clutch discs and institute
State ratchet disengagement.
As a further illustration of the above scheme, the ratchet, the clutch separate sheet, the clutch discs and the compression
Spring is all socketed on the same axis.
As a further illustration of the above scheme, the bus slot machine electronics cassette lockable mechanism includes left and right bracket
Plate, the both ends of the axis are separately fixed on the left and right supporting plate.
As a further illustration of the above scheme, the rectangular triangle in the cross section of the teeth.
As a further illustration of the above scheme, driving lever is equipped in the clutch separate sheet, in the lower section of the driving lever
Equipped with matched cam, it is equipped with matched holddown spring in the top of the driving lever, the cam passes through worm gear snail
Linkage connect with the motor, gives the driving lever one power rotated counterclockwise, and the holddown spring gives the driving lever one
The power rotated clockwise.
As a further illustration of the above scheme, the worm gear mechanism includes intermeshing worm gear and worm screw, institute
It states worm gear to be fixed on the camshaft of the cam, the output axis connection of the worm screw and the motor.
As a further illustration of the above scheme, being equipped with salient point on the disc of the cam, the corresponding salient point is equipped with
Detection switch, the signal that a controller is fed back according to the detection switch control the motor and stop working.
As a further illustration of the above scheme, the corresponding clutch separate sheet is equipped with retaining plate, separated in the clutch
On piece is equipped with step, and the detent cooperated with the step is equipped on the retaining plate;One end of the retaining plate is rotatablely installed
On a retaining axis, it is equipped with shift plate in the other end of the retaining plate, it is convex equipped with cooperating with the shift plate on the ratchet
Item;With the rotation of the ratchet, the raised line and the shift plate against.
As a further illustration of the above scheme, the retaining plate is located at the top of the clutch separate sheet, the retaining
Axle position is equipped with tension spring in the left end of the retaining plate, in the right end of the retaining plate, and the tension spring gives the retaining plate other end
One downward power.
As a further illustration of the above scheme, the shift plate is rotatably installed on the retaining plate by switch-plate shaft,
The switch-plate shaft is equipped with the torsional spring connecting with the shift plate, and the torsional spring gives one power rotated counterclockwise of the shift plate.
The beneficial effects of the utility model are:
One, using mutually matched ratchet, clutch discs separate sheet, clutch discs and compressed spring come locking bus slot machine casket
The casket plate of box, locking structure is stable, reliable, and locking power is big, not easily passs through violence damage, antitheft anti-seismic performance is good, is effectively ensured
Service life.
Two, clutch discs separate sheet, transmission mechanism stabilization, antidetonation are driven using cam, worm gear mechanism.
Three, using retaining plate and shift plate structure, unlock pull out casket plate when, not will lead to the locked of ratchet and clutch discs;
When being inserted into casket plate, being automatically locked for ratchet and clutch discs is realized, easy to operate, safety is good.
Detailed description of the invention
Fig. 1 show bus slot machine electronics cassette lockable mechanism structural representation provided by the utility model.
Fig. 2 show bus slot machine electronics cassette lockable mechanism schematic diagram of internal structure provided by the utility model.
Fig. 3 show bus slot machine electronics cassette lockable mechanism structural exploded view provided by the utility model.
Fig. 4 show bus slot machine electronics cassette lockable mechanism cross-sectional view provided by the utility model.
Fig. 5 show clutch discs structural schematic diagram.
Fig. 6 show ratchet structure schematic diagram.
Description of symbols:
1: left support plate, 2: motor, 3: right support plate, 4: retaining plate, 5: switch-plate shaft, 6: torsional spring, 7: shift plate, 8: tension spring,
9: ratchet, 10: clutch separate sheet, 11: clutch discs, 12: compressed spring, 13: axis, 14: motor mounting plate, 15: detection switch,
16: camshaft, 17: driving lever, 18: cam, 19: worm gear, 20: holddown spring, 21: axis, 22: retaining axis.
Specific embodiment
In the description of the present invention, it should be noted that for the noun of locality, if any term " center ", " transverse direction ",
" longitudinal direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top",
The indicating positions such as "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship are orientation based on the figure or position
Relationship is set, narration the utility model is merely for convenience of and simplifies description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, constructed and operated with particular orientation, should not be understood as the specific protection model for limiting the utility model
It encloses.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the utility model description, " at least " is meant that one or more, unless otherwise bright
It is really specific to limit.
In the present invention, except as otherwise clear stipulaties and restriction, if any term " assembling ", " connected ", " connection " term
It should go to understand as broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It is also possible to machine
Tool connection;It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For
For those of ordinary skill in the art, can understand as the case may be above-mentioned term in the present invention specifically contain
Justice.
In utility model, unless otherwise specified and limited, fisrt feature second feature "upper" or "lower" can be with
It is directly contacted including the first and second features, also may include that fisrt feature and second feature are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " under " and " above " include fisrt feature
It right above second feature and oblique upper, or is only to indicate that first feature horizontal height is higher than the height of second feature.First
Feature second feature " on ", " under " and " below " include that fisrt feature is directly under or diagonally below the second feature, or only
Only indicate that first feature horizontal height is lower than second feature.
Below with reference to the attached drawing of specification, specific embodiment of the present utility model is further described, makes this reality
With novel technical solution and its benefits are clearer.It is exemplary for describing embodiment below with reference to attached drawing
, it is intended to it explains the utility model, and should not be understood as limiting the present invention.
As shown in figs 1 to 6, a kind of bus slot machine electronics cassette lockable mechanism, is characterized in that, comprising: coaxial arrangement
Ratchet 9 and clutch discs 11 are equipped with intermeshing teeth on the ratchet 9 and the clutch discs 11, and the teeth are with axle center
Rounded distribution;Clutch separate sheet 10 is equipped between ratchet 9 and the clutch discs 11, in the clutch separate sheet 10 and described
Clutch discs 11 are equipped with mutually matched unidirectional helical teeth block, and compressed spring 12 is equipped on the outside of the clutch discs 11;Described in correspondence
Clutch separate sheet 10 be equipped with motor 2, the motor 2 stirred by transmission mechanism it is described from separate sheet 10, to make the clutch
Disk 11 and the ratchet 9 disengage.It is equipped with positioning column in the clutch discs 11, guarantees that clutch discs 11 can only move axially, it cannot
It is pivoted.
In the present embodiment, the preferably described bus slot machine electronics cassette lockable mechanism includes left support plate 1 and right support plate
3, the ratchet 9, the clutch separate sheet 10, the clutch discs 11 and the compressed spring 12 are all socketed on same axis 13.
The both ends of the axis 13 are separately fixed on the left support plate 1 and the right support plate 3.It is preferred that the cross section of the teeth is in
Right angled triangle improves the stability of engagement so as to there is enough engagement forces between the ratchet 9 and the clutch discs 11.?
In other embodiments, the left and right supporting plate is replaced using shell structure, or is directlyed adopt chamber door and served as the left and right branch
One in frame plate;The clutch separate sheet is arranged to swing piece, as long as can make the ratchet 9 and the clutch by swinging
Disk 11 separates;The compressed spring is fixed on right support plate 3, as long as can be to one inward pressure of the clutch discs
It can;It is not limited to the present embodiment.
It is further preferred that in the clutch separate sheet 10 be equipped with driving lever 17, the lower section of the driving lever 17 be equipped with
Cooperation cam 18, be equipped with matched holddown spring 20 in the top of the driving lever 17, the holddown spring 20 is fixed
On axis 21, the axis 21 is fixed on the left support plate 1.The cam 18 passes through worm gear mechanism and the motor 2
Connection gives the driving lever 17 1 power rotated counterclockwise, and the holddown spring 20 is rotated clockwise to the driving lever 17 1
Power.The worm gear mechanism includes intermeshing worm gear 19 and worm screw, and the worm gear 19 is fixed on the cam 18
On camshaft 16, the output axis connection of the worm screw and the motor 2.In the present embodiment, passed using worm gear mechanism
Dynamic, stable transmission is accurate, shock resistance is good.
Particularly, it is the rotational angle for preferably controlling clutch separate sheet 10, is preferably set on the disc of the cam 18
There is salient point, the motor 2 is fixed by electric machine support 14, and detection corresponding with the salient point is equipped on the electric machine support 14
Switch 15, the signal that a controller (such as MCU) is fed back according to the detection switch 15 control the motor 2 and stop working.
Further, the corresponding clutch separate sheet 10 is additionally provided with retaining plate 4, is equipped in the clutch separate sheet 10
Step is equipped with the detent cooperated with the step on the retaining plate 4;One end of the retaining plate 4 is rotatably installed in one and stops
It moves back on axis 22, is equipped with shift plate 7 in the other end of the retaining plate 4, it is convex equipped with cooperating with the shift plate 7 on the ratchet 9
Item;With the rotation of the ratchet 7, the raised line and the shift plate 7 are against to make the step and the detent be detached from.
In the present embodiment, the preferably described retaining plate 4 is located at the top of the clutch separate sheet 10, and the retaining axis 22 is located at described stop
The left end for moving back plate 4 is equipped with tension spring 8 in the right end of the retaining plate 4, and 8 left support 1 of tension spring tenses, another to the retaining plate 4
The downward power in one end one guarantees that the step on retaining plate 4 is tightly attached to the edge of clutch separate sheet 10.It is preferred that the shift plate 7 is logical
It crosses switch-plate shaft 5 to be rotatably installed on the retaining plate 4, the torsional spring 6 connecting with the shift plate, institute is equipped on the switch-plate shaft 5
Torsional spring 6 is stated to 7 one power rotated counterclockwise of the shift plate, the setting of torsional spring 6 not only realizes that raised line and the flexibility of shift plate 7 connect
Touching, guarantee have enough power to separate the step with the detent;And retaining plate is jacked up when ratchet being avoided to rotate counterclockwise
4。
A kind of bus slot machine electronics cassette lockable mechanism provided in this embodiment, its working principles are as follows: motor 2 drives
It is controlled by mainboard MCU, when the unlocking information that MCU is received is consistent with mainboard, MCU issues order-driven motor 2 and rotates, worm gear
Rotationally clockwise, the clutch separate sheet 10 ridden on cam 18 rotates in an anti-clockwise direction 19 band moving cams 18, clutch separation
Step on piece 10 falls into the detent of retaining plate 4.It is located on the salient point top on cam 18 to the detection arm of detection switch 15 simultaneously,
Motor 2 stops operating after MCU receives detection signal.Clutch separate sheet 10 is blocked by retaining plate 4 and cannot be rotated clockwise again, from
Disk 11 is closed to separate with ratchet 9, ratchet 9 can rotate freely, and the casket plate of cassette can pull out, when casket plate pulls out, 9 inverse time of ratchet
The rotation of needle direction, when raised line thereon encounters shift plate 7, shift plate 7 can counterclockwise top be pushed aside by raised line, does not influence retaining plate 4
State, to realize unlocking.
When casket plate push-in, the equidistant notch rack gear on casket plate pushes the rack gear on ratchet 9 to make clockwise rotation,
When raised line top on ratchet 9 is to shift plate 7, pulls out plate 7 and jacked up with retaining plate 4, clutch separate sheet 10 is in holddown spring 20
It is rotated clockwise under effect, is disengaged with 11 ramp of clutch discs, clutch discs 11 are returned under the action of conical compression spring 12
Contracting, straight rake tooth above are unidirectionally engaged with the tooth on ratchet 9, and casket plate can only be pushed into, and cannot be pulled out, to realize casket plate
Locking.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the utility model
It is not limited to above-mentioned specific embodiment, it is equal using the improvement of techniques well known and substitution on the basis of the utility model
The protection scope of the utility model is fallen in, the protection scope of the utility model should be limited by each claim and its equivalent
It.The part not illustrated in specific embodiment is the prior art or common knowledge.