CN109707249A - A kind of clutch assembly, stopping sliding door transmission system - Google Patents
A kind of clutch assembly, stopping sliding door transmission system Download PDFInfo
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- CN109707249A CN109707249A CN201811576868.0A CN201811576868A CN109707249A CN 109707249 A CN109707249 A CN 109707249A CN 201811576868 A CN201811576868 A CN 201811576868A CN 109707249 A CN109707249 A CN 109707249A
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- clutch
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- shaft
- outer ring
- double rolling
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Abstract
A kind of clutch assembly, stopping sliding door transmission system, the support base including cam and inner hollow as driving shaft；The side of support base is arranged in cam, and cam is fixedly connected with one-way clutch outer ring；The double rolling key clutch of setting connection support shaft and the driven inner ring active in outer ring at the inner hollow of support base, connection support shaft is fixedly connected with the inner ring of the inner ring of one-way clutch, double rolling key clutch, and the outer ring of double rolling key clutch is fixedly connected with driven shaft；The present invention can be realized when driving shaft is motionless, and driven shaft can be freely rotated with twocouese, and then be applied to the occasion of various needs；When adjusting the driving direction of single clutch, the individual event clockwise driving and unidirectional drive counterclockwise of basal core component can be realized, can be improved versatility of the invention.
Description
Technical field
The invention belongs to transmission system fields, and in particular to a kind of clutch assembly more particularly to one kind can be used in arranging
Vehicle transmission system carries out the device of emergency unlock.
Background technique
As urban rail transit in China rapidly develops, city railway vehicle is with quick, a large amount of safe transport passenger
Main target, train door system are the important components in rail vehicle, directly affect normal operation and the passenger of vehicle
Safety；Emergency tripper is one of the two big key cores in train door system, when equipment emerged in operation emergency
When (such as fire, power supply power supply failure, control system failure, signal system failure), need to open by emergency tripper
Train door to avoid major accident to evacuate passenger, and emergency tripper is to guarantee passenger safety most in train system
One of barrier afterwards, therefore reliability, the safety and stability of tripper of meeting an urgent need are that can train door system embody its security function
It is crucial.
And apply emergency tripper in train door system since structure is complicated, occupied space is unlocked realizing at present
When be easy to appear clamping stagnation to causing its reliability low, and emergency tripper is its manufacturing cost of cases of otherwise standard design at present
It is high.Electromagnetic clutch assembly structure exists certain in terms of installation space, torque use and train system operating condition
Defect, therefore also be unable to satisfy emergency tripper requirement.
Summary of the invention
The present invention provides that a kind of structure is simple, the easy to operate, clutch assembly that occupies little space, as train stopping sliding door
Emergency tripper, it is of the existing technology to solve the problems, such as.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of clutch assembly, the support base including cam and inner hollow as driving shaft；
The side of support base is arranged in cam, and cam is fixedly connected with one-way clutch outer ring；It is set at the inner hollow of support base
Set the double rolling key clutch of connection support shaft and the driven inner ring active in outer ring, connect support shaft and one-way clutch inner ring,
The inner ring of double rolling key clutch is fixedly connected, and the outer ring of double rolling key clutch is fixedly connected with driven shaft；
Further include resetting apparatus, when the cam rotates set angle under external force, passes through one-way clutch, bidirectional overtaking
Clutch drives driven shaft to rotate set angle, and after external force revocation, cam is resetted under the action of resetting apparatus.
The spacer pin that one direction rotary stopper is carried out to cam, the external force being applied on cam are provided on the support base
After revocation, cam is returned back at spacer pin under the action of resetting apparatus and is limited.
The resetting apparatus includes torsional spring, and one end of torsional spring is embedded in the hole on cam, and the other end is being supported by setting
Torsional spring spacer pin on seat is limited.
It further include the shift fork rotated together with the inner ring of double rolling key clutch, it is outside convex at least two on shift fork
Head, the angle between two neighboring plush copper are that the set angle turned over when primary rotation occurs for cam.
Setting is there are two bulb plunger on support base, two adjacent plush coppers of angle and shift fork between two bulb plungers
Between angle it is identical；
When cam rotates set angle under external force, shift fork is driven to turn over set angle by the inner ring of double rolling key clutch
After degree, two adjacent plush copper envelopes of shift fork are between two bulb plungers.
When cam is driven shift fork to move by external force, along the direction of motion of cam, one of bulb plunger protrudes into branch
The length of support seat is more than or less than another bulb plunger and protrudes into the length of support base.
The fine motion detection switch for the angle that detection cam turns over is provided on the support base.
It further include spring bearing, spring bearing is axially disposed within outside the outer ring of double rolling key clutch along connection support shaft
Side, and assembly connection is realized by shaft hole matching in spring bearing inner ring and double rolling key clutch outer ring.
The driven shaft includes connecting flange, and connecting flange is fixedly connected with the outer ring of double rolling key clutch, transmission shaft.
The outer ring of the spring bearing carries out axial constraint by inner hole step on support base, the spring bearing it is interior
The two sides in circle outside pass through the boss of double rolling key clutch outer ring respectively, the boss of connecting flange carries out axial constraint.
The outer ring of the cam and one-way clutch is connected by key IV, the connection support shaft by key III and unidirectionally from
The inner ring of clutch is fixedly connected, is fixedly connected by key II with the inner ring of double rolling key clutch.
Stopping sliding door transmission system, including axis are arranged door lock assembly on axis, further include above-mentioned clutch assembly, at this time axis
End be clutch assembly transmission shaft.
Beneficial effects of the present invention:
(1) present invention can be realized when driving shaft is motionless, and driven shaft can be freely rotated with twocouese, and then be applied to various need
The occasion wanted；
(2) when adjust single clutch driving direction when, can be realized basal core component individual event clockwise driving and it is inverse
Hour hands unidirectional drive can be improved versatility of the invention；
(3) when driving shaft one direction drive driven shaft rotational angle α after, driving shaft automatically resets under the effect of torsion spring, then according to
Secondary repetition, while whether in place microswitch component can detect angular displacement of the cam α, therefore driving shaft has the list of reciprocally swinging
The function and driving shaft swing angle detects in place and function that direction intermittent driving driven shaft one direction rotates；
(4) double rolling key clutch, one-way clutch and 2 groups of bulb plungers are standardization in basal core component of the present invention
Mature components, therefore have the characteristics that structure is simple, high reliablity, versatility are good and at low cost
(5) present invention can be applied to the emergency tripper of train door transmission system, and can be improved its safety and reliable
Property, and its key foundation component is to standardize mature component and can be realized one direction clockwise and one direction is counterclockwise
Driving, therefore have the characteristics that structure is simple, high reliablity, versatility are good and at low cost, it is fully able to meet train door transmission
The requirement of the emergency tripper of system.
Detailed description of the invention
Fig. 1 be the present invention along transmission shafts to cross-sectional view.
Fig. 2 is the B side view of Fig. 1.
Fig. 3 is the face the A-A schematic diagram of Fig. 1.
Fig. 4 is office's diagrammatic cross-section of the invention.
Fig. 5 be a kind of connection type of the invention schematic diagram, wherein (1) be along transmission shafts to cross-sectional view；(2) it is
(1) A-A view, (3) are the B side views of (1).
Fig. 6 be another connection type of the invention schematic diagram, wherein (1) be along transmission shafts to cross-sectional view；(2)
It is the A-A view of (1), (3) are the B side views of (1).
Fig. 7 be connection relationship shown in Fig. 4 clutch assembly operation schematic diagram a, wherein (1) be along transmission shafts to
Cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Fig. 8 be connection relationship shown in Fig. 4 clutch assembly operation schematic diagram b, wherein (1) be along transmission shafts to
Cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Fig. 9 be connection relationship shown in Fig. 4 clutch assembly operation schematic diagram c, wherein (1) be along transmission shafts to
Cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Figure 10 is the operation schematic diagram d of the clutch assembly of connection relationship shown in Fig. 4, wherein (1) is along transmission shafts
To cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Figure 11 is the operation schematic diagram e of the clutch assembly of connection relationship shown in Fig. 4, wherein (1) is along transmission shafts
To cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Figure 12 is the operation schematic diagram f of the clutch assembly of connection relationship shown in Fig. 4, wherein (1) is along transmission shafts
To cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Figure 13 is the operation schematic diagram g of the clutch assembly of connection relationship shown in Fig. 4, wherein (1) is along transmission shafts
To cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Figure 14 is the operation schematic diagram h of the clutch assembly of connection relationship shown in Fig. 4, wherein (1) is along transmission shafts
To cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Figure 15 is the operation schematic diagram a of the clutch assembly of connection relationship shown in Fig. 4, wherein (1) is along transmission shafts
To cross-sectional view；It (2) is the A-A view of (1), (3) are the B side views of (1).
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and detailed description.
As shown in Fig. 1 ~ 4, the present invention provides a kind of clutch assembly, which includes that outer ring is driven, inner ring master
Dynamic double rolling key clutch, one-way clutch, transmission shaft 1, further include as the cam 18 of driving shaft and the branch of inner hollow
Seat 22 is supportted, connection support shaft 13 is provided at 22 inner hollow of support base, double rolling key clutch 6 is located at the inside of support base 22
Middle vacancy, one-way clutch 12, cam 18 are located at the side of support base 22, connection support shaft 13 pass through one-way clutch inner ring,
Double rolling key clutch inner ring, and directly or indirectly connect with double rolling key clutch inner ring, one-way clutch inner ring.Support
Seat 22 and connection support shaft 13 are used as support device, are used to support the core component of clutch.
Cam 18 is fixedly connected with 12 outer ring of one-way clutch, and 12 inner ring of one-way clutch fixes company with support shaft 13 is connect
It connects, cam 18 is used as driving shaft, when one direction rotates under external force, is able to drive one-way clutch 12 and connection support shaft
13 one direction rotary motions.
Double rolling key clutch 6 includes inner ring 63 and outer ring 61, and connection support shaft 13 is fixedly connected with double rolling key clutch 6
Inner ring 63, the outer ring 61 of double rolling key clutch 6 is fixedly connected with driven shaft.The double rolling key clutch selected due to the present invention
6 have the free function of inner ring stationary outer race, and therefore, the driven shaft being fixedly connected with double rolling key clutch outer ring can be free
Rotation, i.e., under normal circumstances, economic benefits and social benefits freewheel clutch does not have any restrictions effect to the rotation of driven shaft, only to driven shaft
There is supporting role.
When cam 18 rotates set angle under external force, connection support shaft can be driven by one-way clutch 12
13, and then by connection support shaft 13 inner ring of double rolling key clutch 6 is driven to rotate set angle, double rolling key clutch 6
Inner ring drive the outer ring of double rolling key clutch to turn over set angle, and then driven shaft is driven to rotate set angle, external force is removed
After pin, cam 18 can be resetted under the action of resetting apparatus.
Above-mentioned resetting apparatus may be selected to be torsional spring 9, and torsional spring 9 is located at the side of support base 22, and the insertion of torsional spring 9 is mounted on convex
In the stepped hole of wheel 18, and one end of which is fixed on cam 18, the other end passes through the torsional spring spacer pin that is fixed on support base 22
21 support constraints.
It is provided with the spacer pin 19 for carrying out one direction rotary stopper to cam 18 on support base 22, is applied on cam 18
After external force revocation, cam 18 is returned back at spacer pin 19 under the action of resetting apparatus and is limited, and waits external force application next time.
The invention also includes the shift fork 62 that the inner ring 63 with double rolling key clutch 6 rotates together, the setting categories of shift fork 62
In the conventional arrangement of bidirectional clutch, shift fork 62 can be rotated together with the inner ring 63 of double rolling key clutch 6, when shift fork 62 by
To external force effect when, drive double rolling key clutch 6 inner ring 63 drive double rolling key clutch 6 outer ring 61 rotate,
There are at least two outside plush coppers, the angle between two neighboring plush copper is to turn when cam 18 occurs once to rotate on shift fork 62
The set angle crossed.
Bulb plunger I 11, bulb plunger II 20, angle and shift fork between two bulb plungers are provided on support base 22
Angle between 62 two adjacent plush coppers is identical；When cam 18 rotates set angle under external force, pass through bidirectional overtaking
After the inner ring 63 of clutch 6 drives shift fork 62 to turn over set angle, two adjacent plush copper envelopes of shift fork 62 are in two ball head columns
Between plug.
When cam 18 is driven shift fork to move by external force, along the direction of motion of cam 18, by adjusting bulb plunger in
Fitted position between support base 22, the length for making one of bulb plunger protrude into support base 22 are more than or less than another ball
Headpin plug and the length for protruding into support base 22, it can adjust separately first bulb plunger branch opposite with second bulb plunger
The extension elongation of seat 22 is supportted, cooperates to reach and reduce 62 resistance of shift fork, adjusts the purpose of 18 driving force size of cam.Generally
For, according to the direction of motion along cam 18, first bulb plunger protrudes into less than second ball head column of length of support base 22
Fill in and protrude into the length of support base 22.
The quantity of plush copper is set as needed in above-mentioned shift fork 62, is the example of 4 plush coppers of setting as shown in Fig. 1 ~ 13,
Plush copper is arranged circumferentially along double rolling key clutch inner ring, and two groups of bulb plungers are fixed on support base and its angle
The angle of shift fork adjacent equal to double rolling key clutch, bulb plunger can realize unidirectional drive clockwise or need to only adjust individual event from
Basal core component unidirectional drive counterclockwise can be realized in the driving direction of clutch, to improve the versatility of clutch assembly.
The fine motion detection switch 10 for the angle that detection cam 18 turns over, 10 energy of fine motion detection switch are provided on support base 22
It is enough that whether the angle that cam 19 turns over is detected in place, when cam 18 starts turning, the handle quilt of fine motion detection switch 10
Rotation is pushed, after cam 18 turns over the angle of setting, the handle of fine motion detection switch 10 turns to the touching of fine motion detection switch 10
Position is sent out, the state of fine motion detection switch 10 changes and is arrived by control system detection, after cancelling the external force on cam 18,
Cam 18 reversely rotates under the action of resetting apparatus to be resetted, and the limit of pin 19, while fine motion detection switch are finally limited
10 reset.
As shown in the figure, 18 section of cam of the invention be variable diameters, specifically, cam 18 under external force with it is micro-
The diameter of section size of dynamic 10 contact portion of detection switch becomes larger gradually, when so that cam 18 rotating under external force, to micro-
The pressure of the handle of dynamic detection switch 10 becomes larger gradually, and after cam 18 moves in place, the handle of fine motion detection switch 10 is substantially same
Movement in place, further limits the movement position of cam 18；It is arranged at the tail end maximum gauge of 18 gradual change diameter of cam
The step surface contacted with spacer pin 19.
The present invention is additionally provided with spring bearing 7, spring bearing 7 along connection support shaft 13 be axially disposed within bidirectional overtaking from
61 outside of outer ring of clutch 6, the outer ring of spring bearing 7 carries out axial constraint, the branch by the inner hole step on support base 22
The inner ring for supportting bearing 7 carries out axial constraint by the boss of 6 outer ring of double rolling key clutch.
As shown in Fig. 1 ~ 4, driven shaft of the invention is set as connecting flange 3,3 one end of connecting flange and bidirectional overtaking clutch
The outer ring 61 of device 6, transmission shaft 1 are fixedly connected, and 3 other end of connecting flange is fixedly connected with transmission shaft, and transmission shaft 1 can be to need to connect
The external equipment that connects can be fixedly connected with external equipment.Two sides on the outside of the inner ring of spring bearing 7 pass through bidirectional overtaking respectively
The boss of 6 outer ring of clutch, the boss of connecting flange 3 carry out axial constraint.
Shown in attached drawing 1 ~ 4, each device of the present invention is mainly connected by key in connection, as shown in the figure clutch of the invention
Device assembly further includes key I2, bolt assembly 4, retaining ring I5, key II8, key III14, retaining ring II15, retaining ring III16, key IV17.It is convex
Wheel 18 achieves a fixed connection with 12 outer ring of one-way clutch by key IV17 and retaining ring III16,12 inner ring of one-way clutch with pair
Fixed connect is realized by key III 14, key II8, retaining ring I5 and retaining ring II15 by connection support shaft 13 to freewheel clutch inner ring 63
It connects, 3 one end of connecting flange and double rolling key clutch outer ring 61 are realized by shaft hole matching and bolt assembly 4 and connected along axial assembly
Connect, and its other end is connected by key I2 with transmission shaft 1, spring bearing 7 it is axially disposed in connecting flange 3 and bidirectional overtaking from
Between 61 boss of clutch outer ring, and 7 inner ring of spring bearing and double rolling key clutch outer ring 61 are realized by shaft hole matching and are assembled
Connection；The outer ring of spring bearing 7 and the inner hole of support base 22 realize assembly connection by shaft hole matching.
The present invention is at work, static or do not have under the action of torsional spring 9 and spacer pin 19 as the cam 18 for driving shaft
When having opplied moment, since the angle of two groups of bulb plungers circumferentially being fixed on support base 22 in assembly is equal to double
To the adjacent plush copper of freewheel clutch shift fork angle α and adjacent plush copper by envelope between two groups of bulb plungers, unidirectionally from
Clutch 12, connection support shaft 13 and the inner ring 63 of double rolling key clutch 6 and the shift fork 62 of double rolling key clutch are static, double
There is the free function of inner ring stationary outer race to freewheel clutch 6, therefore it is driven to be fixedly linked with bidirectional clutch outer ring 61
Axis connection flange 3 can be freely rotated, and since 3 other end of driven shaft connecting flange by key and is driven axis connection, therefore transmission shaft
It can be freely rotated, the present apparatus has supporting role to transmission shaft at this time.
After the power rotational angle α for overcoming torsional spring 9 as 18 one direction of cam for driving shaft, cam 18 and one-way clutch
12 outer rings are fixedly connected by key with retaining ring, and 12 inner ring of one-way clutch and double rolling key clutch inner ring 63 are by connection support shaft
13 are achieved a fixed connection by key and retaining ring, are that 12 outer ring of one-way clutch can be single since one-way clutch 12 is one direction driving
Direction drives inner ring, and simultaneously bi-directionally freewheel clutch 6 is that 63 active outer ring 61 of inner ring is driven, i.e., will drive when its inner ring 63 rotates
Shift fork 62 rotates, and when shift fork 62 only generates certain effect power with wherein one group of bulb plunger, inner ring 63 drives outer ring 61 1
Angle of rotation α is played, and since 3 one end of connecting flange passes through shaft hole matching and bolt assembly 4 and 6 outer ring of double rolling key clutch, 61 edge
Axially achieve a fixed connection, 6 outer ring 61 of double rolling key clutch connect with 7 inner ring of spring bearing, 7 outer ring of spring bearing with support
22 connection of seat and 3 other end of connecting flange and transmission shaft 1 are connected by key realization assembly, so that the cam 18 as driving shaft will
Driving moment passes to transmission shaft and drives 1 one direction rotational angle α of transmission shaft, at the same cam 18 rotational angle α in place after
Microswitch component can be triggered to realize the detection function in place of 18 swing angle α of cam.As the cam 18 for driving shaft
After unloading driving moment, it is unidirectional drive due to one-way clutch 12 and is reversely freely rotated, cam 18 is in 9 reseting torque of torsional spring
Under the action of rotate backward angle [alpha] and constrained by cam limit pin 19, the realization of active axis cam 18 automatically resets, driven axis connection
Flange 3 and the transmission shaft being connected by key with it are remain stationary.Then n times repeat interval one direction and drive active axis cam 18,
3 one direction rotational angle n α of driven shaft connecting flange, therefore as the cam of driving shaft 18 between the one direction of reciprocally swinging
It has a rest and drives the function of 3 one direction of driven shaft connecting flange rotation.
18 rotation direction of cam of the invention may be configured as rotating clockwise or rotate counterclockwise, two kinds of rotation modes
Under, device only needs to change the position of cam 18, torsional spring 9 and fine motion detection switch 10 during installation.
As shown in Figure 5 cam 18, torsional spring 9, fine motion detection are opened under 10 mounting means, and cam can be real under external force
It now rotates clockwise, rotation counterclockwise is realized under the action of torsional spring 9.As shown in figure 3, increasing, bulb plunger II20 is opposite to be supported
The fit dimension of seat 22, keeps it larger with the contact surface of 62 plush copper of shift fork, plays drag effect to 62 plush copper of shift fork of rotation, simultaneously
Reduce fit dimension of the bulb plunger I11 with respect to support base 22, the contact surface of itself and 62 plush copper of shift fork is made to be less than bulb plunger II
With the contact surface of plush copper, it is made to play very small drag effect, and 12 up time of one-way clutch to 62 plush copper of shift fork of rotation
Needle driving installation is, it can be achieved that the list clockwise of basal core component drives, while can realize the clockwise unidirectional of clutch assembly
Driving.As shown in fig. 6, reducing bulb plunger II20 with respect to the fit dimension of support base 22, make the contact of itself and 62 plush copper of shift fork
Face is smaller, plays very small drag effect to 62 plush copper of shift fork of rotation, while increasing bulb plunger I11 with respect to support base 22
Fit dimension makes it be greater than the contact surface of bulb plunger II and plush copper with the contact surface of 62 plush copper of shift fork, dials it to rotation
It pitches 62 plush coppers and plays biggish drag effect, and the driving installation counterclockwise of one-way clutch 12, basal core component can be realized
Single driving counterclockwise.
It is the course of work schematic diagram of the clutch assembly of connection relationship shown in fig. 5 as shown in Fig. 7 ~ Figure 15.
As shown in fig. 6, the cam 18 as driving shaft keeps original state after assembling and acts in 9 initial torque of torsional spring
Lower to compress and remain stationary with spacer pin 19, wherein the plush copper 1 and plush copper 2 of shift fork 62 are located at bulb plunger II20 and bulb plunger
Between I11, and the plush copper 1 of shift fork 62 is located near the downside of bulb plunger II20, and the plush copper 2 of shift fork 62 is located at bulb plunger
Near the upside of I11.
As shown in figure 8, cam 18 overcomes the active force of torsional spring 9 to rotate clockwise the angle α under driving moment clockwise effect
Degree, at the same by key IV17 drive one-way clutch 12 outer ring rotating, one-way clutch 12 outer ring driving inner ring rotation and by
Driving torque is passed to double rolling key clutch inner ring 63 by key III14, connection support shaft 13 and key II8, and then drives shift fork
62 rotate clockwise, while bulb plunger II20 generates active force to the plush copper 1 of shift fork 62, makes double rolling key clutch inner ring 63
Double rolling key clutch outer ring 61 can be driven to rotate clockwise α angle, last driving moment clockwise is transmitted to be surpassed with two-way
On the transmission shaft 1 that more clutch outer 61 is fixedly connected by key I2, connecting flange 3 with bolt assembly 4, and drive transmission shaft 1
α angle is rotated clockwise, completes 1 individual event driving clockwise, while the plush copper 2 of shift fork 62 rotates clockwise α angle to originally
The position of the plush copper 1 of shift fork 62, cam 18 rotate clockwise in place triggering microswitch component 10 afterwards to complete to detect in place.
As shown in figure 9, the reset torque in torsional spring 9 of cam 18 is counterclockwise under acting on clockwise after driving moment unloading
It rotates α angle to reset, the plush copper 2 and plush copper 3 of shift fork 62 are constrained by bulb plunger II20 and bulb plunger I11 respectively, simultaneously
The inner ring of one-way clutch 12 is equal without driving moment, therefore on double rolling key clutch outer ring 61, connecting flange 3 and transmission shaft 1
It is remain stationary state, completes automatically reseting for cam 18.
As shown in Figure 10 ~ 11, cam 18 successively overcomes the active force of torsional spring 9 clockwise under driving moment clockwise effect
α angle is rotated, while driving torque successively being turned by the inner ring of key IV17, the outer ring of one-way clutch 12, one-way clutch 12,
Key III14, connection support shaft 13 and key II8 pass to double rolling key clutch inner ring 63, and then shift fork 62 is driven to turn clockwise
It is dynamic, while bulb plunger II20 successively generates active force to the plush copper 2 of shift fork 62, plush copper 3 and plush copper 4, makes bidirectional overtaking clutch
Device inner ring 63 can successively drive double rolling key clutch outer ring 61 to rotate clockwise α angle respectively, last driving moment clockwise
It is sequentially delivered to pass through the biography that key I2, connecting flange 3 and bolt assembly 4 are fixedly connected with double rolling key clutch outer ring 61 respectively
On moving axis 1, and transmission shaft 1 is driven successively to rotate clockwise α angle respectively, cam 18 rotates clockwise successively to be touched respectively afterwards in place
For hair microswitch component 10 to complete to detect in place, 3 individual event drivings clockwise are completed in clutch assembly.
As shown in Figure 12 ~ 15, after driving moment clockwise successively unloads respectively, the reset torque in torsional spring 9 of cam 18
Successively rotated counterclockwise respectively under effect the reset of α angle, the plush copper 3 of shift fork 62 and plush copper 4, plush copper 4 and plush copper 1 and plush copper 1 with
Plush copper 2 is successively constrained by bulb plunger II20 and bulb plunger I11 respectively, while the inner ring of one-way clutch 12 is without driving force
Square, therefore double rolling key clutch outer ring 61, connecting flange 3 and transmission shaft 1 remain stationary state, are sequentially completed cam 18
It automatically resets, the original state of Fig. 5 is returned in clutch assembly, and final clutch assembly driving transmission shaft 1 actively 1 encloses clockwise.Together
Reason, clutch assembly driving transmission shaft 1 rotate counterclockwise 1 circle.In conclusion the driving shaft of clutch assembly has reciprocally swinging
One-way intermittent driving driven shaft one direction rotation function and driving shaft swing angle detects in place and function.
The present invention also provides a kind of stopping sliding door transmission system, which is axis common in existing stopping sliding door
Transmission system, i.e. stopping sliding door transmission system include the axis being mounted at the top of stopping sliding door, and the door lock connecting with stopping sliding door is arranged on axis
Device, door lock assembly are connect with stopping sliding door, when axis drives door lock assembly rotation, drive door opening and closing by door lock assembly.The axis can
Think screw rod, gear, belt wheel or other transmissions, transmission shaft and driven axis connection of the end of axis as clutch assembly make
Clutch assembly connects as support base and emergency tripper, the end of axis as the transmission shaft and driven shaft of clutch assembly
It connects.
In conclusion following function can be achieved in the present invention, wherein connecting flange 3 is driven shaft, and cam 18 is driving shaft:
(1) when driving shaft is motionless, driven shaft can be freely rotated with twocouese；
(2) when basic core can be realized with respect to the fit dimension of support base in the driving direction and bulb plunger of adjustment single clutch
The individual event clockwise driving of center portion part and unidirectional drive counterclockwise, improve its versatility；
(3) after driving shaft one direction drives driven shaft rotational angle α (can be arbitrarily devised), driving shaft is automatic under the effect of torsion spring
It resets, is then repeated in, while whether in place microswitch component can detect angular displacement of the cam α, therefore driving shaft has
The function and driving shaft swing angle detects in place and function that the one-way intermittent driving driven shaft one direction of reciprocally swinging rotates.
Double rolling key clutch, one-way clutch and 2 groups of bulb plungers are standardization in present apparatus basal core component
Mature components, therefore have the characteristics that structure is simple, high reliablity, versatility are good and at low cost.
The present apparatus can be applied to the emergency tripper of train door transmission system, and can be improved its safety and reliable
Property, and its key foundation component is to standardize mature component and can be realized one direction clockwise and one direction is counterclockwise
Driving, therefore have the characteristics that structure is simple, high reliablity, versatility are good and at low cost, it is fully able to meet train door transmission
The requirement of the emergency tripper of system, and it is very good using having the effect of to its batch of production engineering.
In the description of this specification, particular features, structures, materials, or characteristics can be real in any one or more
Applying can be combined in any suitable manner in example or example.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those skilled in the art the invention discloses in the range of, the variation or replacement that can be readily occurred in should all be covered
Within the scope of the present invention.
Claims (12)
1. a kind of clutch assembly, it is characterised in that:
Support base (22) including the cam (18) as driving shaft and inner hollow；
Cam (18) is arranged in the side of support base (22), and cam (18) is fixedly connected with one-way clutch (12) outer ring；Support
The double rolling key clutch (6) of setting connection support shaft (13) and the driven inner ring active in outer ring at the inner hollow of seat (22), even
Support shaft (13) is connect to be fixedly connected with the inner ring (63) of the inner ring of one-way clutch (12), double rolling key clutch (6), it is two-way super
The outer ring (61) of more clutch (6) is fixedly connected with driven shaft；
Further include resetting apparatus, when the cam (18) rotates set angle under external force, by one-way clutch (12),
Double rolling key clutch (6) drives driven shaft to rotate set angle, and after external force revocation, cam (18) is under the action of resetting apparatus
It is resetted.
2. a kind of clutch assembly according to claim 1, it is characterised in that:
It is provided with the spacer pin (19) that cam (18) are carried out with one direction rotary stopper on the support base (22), is applied to cam
(18) after the external force revocation on, cam (18) is returned back at spacer pin (19) under the action of resetting apparatus and is limited.
3. a kind of clutch assembly according to claim 1 or 2, it is characterised in that:
The resetting apparatus includes torsional spring (9), and one end of torsional spring (9) is embedded in the hole on cam (18), and the other end passes through setting
Torsional spring spacer pin (21) on support base (22) is limited.
4. a kind of clutch assembly according to claim 1, it is characterised in that:
Further include the shift fork (62) rotated together with the inner ring (63) of double rolling key clutch (6), has at least on shift fork (62)
Two outside plush coppers, the angle between two neighboring plush copper are that the set angle turned over when primary rotation occurs for cam (18).
5. a kind of clutch assembly according to claim 4, it is characterised in that:
Angle and shift fork on support base (22) there are two settings bulb plunger (11,20), between two bulb plungers (11,20)
(62) the angle between two adjacent plush coppers is identical；
When cam (18) rotates set angle under external force, is driven and dialled by the inner ring (63) of double rolling key clutch (6)
After fork (62) turns over set angle, two adjacent plush copper envelopes of shift fork (62) are between two bulb plungers.
6. a kind of clutch assembly according to claim 5, it is characterised in that:
When cam (18) is driven shift fork (62) to move by external force, the direction of motion along cam (18), one of ball head column
The length that plug protrudes into support base (22) is more than or less than another bulb plunger and protrudes into the length of support base (22).
7. a kind of clutch assembly according to claim 1, it is characterised in that:
The fine motion detection switch (10) for the angle that detection cam (18) turns over is provided on the support base (22).
8. a kind of clutch assembly according to claim 1, it is characterised in that:
It further include spring bearing (7), spring bearing (7) is axially disposed within double rolling key clutch along connection support shaft (13)
(6) on the outside of outer ring (61), and spring bearing (7) inner ring and double rolling key clutch (6) outer ring are realized by shaft hole matching and are filled
With connection.
9. a kind of clutch assembly according to claim 1 or 8, it is characterised in that:
The driven shaft includes connecting flange (3), outer ring (61), the transmission shaft of connecting flange (3) and double rolling key clutch (6)
(1) it is fixedly connected.
10. a kind of clutch assembly according to claim 9, it is characterised in that:
The outer ring of the spring bearing (7) carries out axial constraint, the spring bearing by the inner hole step on support base (22)
(7) the two sides on the outside of inner ring pass through the boss of double rolling key clutch (6) outer ring respectively, the boss of connecting flange (3) carries out
Axial constraint.
11. a kind of clutch assembly according to claim 1, it is characterised in that:
The cam (18) is connect with the outer ring of one-way clutch (12) by key IV (17), and the connection support shaft (13) passes through
Key III (14) is fixedly connected with the inner ring of one-way clutch (12), passes through the inner ring of key II (8) and double rolling key clutch (6)
(63) it is fixedly connected.
12. stopping sliding door transmission system, including axis, door lock assembly is set on axis, it is characterised in that: further include claim 1 ~ 9 times
Clutch assembly described in one, the end of axis is the transmission shaft of clutch assembly at this time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811576868.0A CN109707249B (en) | 2018-12-23 | 2018-12-23 | Clutch assembly and sliding plug door transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811576868.0A CN109707249B (en) | 2018-12-23 | 2018-12-23 | Clutch assembly and sliding plug door transmission system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109707249A true CN109707249A (en) | 2019-05-03 |
| CN109707249B CN109707249B (en) | 2020-09-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811576868.0A Active CN109707249B (en) | 2018-12-23 | 2018-12-23 | Clutch assembly and sliding plug door transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109707249B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110439394A (en) * | 2019-08-23 | 2019-11-12 | 广东东箭汽车科技股份有限公司 | Door lock clutch control device, car door and automobile |
| CN110984737A (en) * | 2019-11-29 | 2020-04-10 | 中船重工海为郑州高科技有限公司 | Locking device, single-door transmission system and double-door transmission system |
| CN111101781A (en) * | 2020-01-17 | 2020-05-05 | 南京尚泰科技有限公司 | Passive whole-course locking device based on direction control |
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| CN110984737A (en) * | 2019-11-29 | 2020-04-10 | 中船重工海为郑州高科技有限公司 | Locking device, single-door transmission system and double-door transmission system |
| CN111101781A (en) * | 2020-01-17 | 2020-05-05 | 南京尚泰科技有限公司 | Passive whole-course locking device based on direction control |
| CN112412198A (en) * | 2020-01-17 | 2021-02-26 | 南京尚泰科技有限公司 | Passive whole-course locking device based on direction control |
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|---|---|
| CN109707249B (en) | 2020-09-29 |
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