CN107762332A - Screw drives control system - Google Patents
Screw drives control system Download PDFInfo
- Publication number
- CN107762332A CN107762332A CN201711129188.XA CN201711129188A CN107762332A CN 107762332 A CN107762332 A CN 107762332A CN 201711129188 A CN201711129188 A CN 201711129188A CN 107762332 A CN107762332 A CN 107762332A
- Authority
- CN
- China
- Prior art keywords
- locking
- nut assembly
- gear frame
- screw mandrel
- screw
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/652—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by screw-and-nut mechanisms
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/655—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings specially adapted for vehicle wings
- E05F15/657—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings specially adapted for vehicle wings enabling manual drive, e.g. in case of power failure
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
- E05Y2201/404—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function
- E05Y2201/42—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for locking
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/40—Motors; Magnets; Springs; Weights; Accessories therefore
- E05Y2201/404—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function
- E05Y2201/422—Motors; Magnets; Springs; Weights; Accessories therefore characterised by the function for opening
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2201/00—Constructional elements; Accessories therefore
- E05Y2201/60—Suspension or transmission members; Accessories therefore
- E05Y2201/622—Suspension or transmission members elements
- E05Y2201/696—Screw mechanisms
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2400/00—Electronic control; Power supply; Power or signal transmission; User interfaces
- E05Y2400/10—Electronic control
- E05Y2400/30—Electronic control of motors
- E05Y2400/32—Position control, detection or monitoring
- E05Y2400/322—Position control, detection or monitoring by using absolute position sensors
- E05Y2400/324—Switches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/51—Application of doors, windows, wings or fittings thereof for vehicles for railway cars or mass transit vehicles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME RELATING TO HINGES OR OTHER SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS AND DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION, CHECKS FOR WINGS AND WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
- E05Y2900/53—Application of doors, windows, wings or fittings thereof for vehicles characterised by the type of wing
- E05Y2900/531—Doors
Abstract
The invention discloses a kind of screw drives control system, including drive mechanism, left and right symmetrically arranged locking slideway, locking mechanism；The drive mechanism is included by motor-driven screw mandrel and left and right symmetrically arranged transmission component, and screw mandrel drives transmission component along screw mandrel axially reciprocating；Transmission component includes gear frame, the nut assembly being sheathed on screw mandrel, fixed locking roller over the nut component, and nut assembly is arranged in gear frame, gear frame connection controlled device；The locking mechanism includes being rotatably connected with bearing support and left and right symmetrically arranged baffle plate assembly and one end is fixed, the other end is fixedly connected with baffle plate assembly reduction torsion spring, the side of the baffle plate assembly and corresponding locking slideway respectively constitute the locking space that can fall into locking roller.The symmetrical expression locking mechanism of the present invention is compact-sized, and reliability is high, and due to forming, its overall number of components is few therefore easy to process and deadweight is small, it is not necessary to excessive installing space.
Description
Technical field
The present invention relates to automatic control system field, specifically a kind of screw drives control system.
Background technology
Screw drives control system, generally electric motor driven screw, the nut assembly being arranged on screw rod is driven to carry out past
Multiple motion, and then drive the controlled device being connected with nut assembly.Typically, screw drives control system more application is in rail
Sect, electrically operated gate field, it also has locking and unlocking function simultaneously.It is commonly used to the screw drives control system in above-mentioned field
System, is locked by electromagnetic lock to nut assembly, and then realizes the function of locking a door.The screw drives control system of this form,
Electromagnetic lock must be powered the stability that just can guarantee that and lock a door at any time, if after electromagnetic lock power-off, can have door and automatically open up wind
Danger, and enter line-locked structure on the door with mechanical lock in the prior art, the problem of complicated mostly be present, as mainly by machine
The system that tool structure is formed, it is complicated to bring poor reliability, from the problems such as great, whard to control, especially applied to public affairs
Altogether during field of traffic, the personal safety of passenger can be threatened.
The content of the invention
Goal of the invention：A kind of screw drives control system provided by the invention, to solve in the prior art, using electromagnetic lock
Door system present in power-off back door the problem of automatically opening up, and structure present in the door system of application mechanical lock answers
It is miscellaneous, from the problems such as great, whard to control.
Technical scheme：In order to solve the above technical problems, a kind of screw drives control system of the present invention, including be fixed on and hold
Drive mechanism, left and right symmetrically arranged locking slideway on load support, locking mechanism；The drive mechanism includes being driven by motor
Dynamic screw mandrel and left and right symmetrically arranged transmission component, screw mandrel drive transmission component along screw mandrel axially reciprocating；The transmission
Component includes gear frame, the nut assembly being sheathed on screw mandrel, fixed locking roller over the nut component, nut assembly installation
In gear frame, gear frame connection controlled device；The locking mechanism includes being rotatably connected with bearing support and left and right symmetrical
The baffle plate assembly of setting and one end are fixed, the other end is fixedly connected with baffle plate assembly and are used to limit baffle plate assembly rotation
The side of reduction torsion spring, the baffle plate assembly and corresponding locking slideway respectively constitutes the locking sky that can fall into locking roller
Between；During screw mandrel rotates forward, when locking roller is moved in locking mechanism along left and right locking slideway and is blocked mechanism resistance
Gear, locking roller are rotated into the locking space between the side of locking slideway and locking mechanism with screw mandrel and are locked；Screw mandrel
When rotating backward, locking roller is rotated backward to the limitation for departing from locking mechanism and unlocked with screw mandrel, then along screw axis
To motion.
Wherein, the baffle plate assembly being capable of trigger signal switch in spinning movement.
Preferably, the locking mechanism also includes a hand-operating unlocking mechanism, and the hand-operating unlocking mechanism includes and bearing support
The unblock shift fork being rotatably connected is connected with the unblock shift fork and the solution lock support that can be moved up and down and one end are fixed,
The reduction torsion spring that the other end is fixedly connected with unblock shift fork, by pulling unblock Steel rope drive, it rotates the unblock shift fork,
Shift fork is unlocked in rotation process drives solution lock support to move upwards, the locking roller at solution lock support lifting both ends to certain altitude
To leave locking space, manual unlocking is completed；Unblock steel wire rope is unclamped, unblock shift fork is in the presence of the screen resilience of reduction torsion spring
Counter-rotating, driving solution lock support are moved downward and resetted.
Further, the solution lock support has the cantilever end for being used to limit locking roller of symmetrical configuration, and the cantilever end is
The lower end in locking space.
Furthermore switch triggering plate is fixed with the unblock shift fork, the switch triggering plate can trigger solution in spinning movement
Lock signal switchs.
Preferably, the unblock shift fork and reduction torsion spring are connected on bearing support by fixing axle；The unblock branch
Frame realizes that it moves up and down along spacing hole by spacing hole and backstop axle, and the upper end of the solution lock support is by connecting bearing pin and unblock
Shift fork connects.
Further, backing pin is fixed with the gear frame, spacing hole is offered at the nut assembly corresponding with the backing pin,
It can slidably reciprocate in backing pin one end insertion spacing hole and along spacing hole, to limit nut assembly with screw mandrel rotational angle range.
Furthermore the lower end of the gear frame has the installation portion being connected with controlled device, and the upper end of the gear frame has
For being arranged the sleeve of nut assembly.
Preferably, the nut assembly is installed in the endoporus of gear frame sleeve, and one end of the gear frame sleeve passes through
The axial movement of jump ring and axle sleeve the limitation nut assembly set gradually from outside to inside, its other end by setting successively from outside to inside
The axial movement of step surface and axle sleeve the limitation nut assembly of some gear frame sleeves.
Further, the nut assembly is made up of inner ring and outer ring, and outer ring stretches out useful towards bearing support side
In offering screw in the mounting seat of installation locking roller, the mounting seat, there is a screw rod on locking roller, screw rod screws in screw
It is interior, and locking roller is fixed in mounting seat by nut.
Preferably, race diameter phase of the internal diameter of the internal diameter of the right-hand member sleeve of the gear frame, axle sleeve with nut assembly
Adaptation, the external diameter of the axle sleeve are adapted with the internal diameter of the left end sleeve of gear frame.
Furthermore the nut assembly is provided with the locking torsion spring for being used for applying twisting resistance to nut assembly, the locking torsion spring
One end ride against on gear frame, on the block that the outer ring that the other end rides against nut assembly extends outward.
Beneficial effect：(1) a kind of screw drives control system of the invention, it is left and right transmission component and locking slideway, single
The combination of symmetrical expression locking mechanism, solve prior art electromagnetic lock door in failure and automatically open up, bring asking for security risk
Topic, it is also more more simple and reliable than existing mechanical lock structure；And the symmetrical expression locking mechanism is compact-sized, reliability is high, due to
Form its overall number of components it is few therefore easy to process and deadweight it is small, it is not necessary to excessive installing space；
(2) structure that nut assembly is connected with gear frame by axle sleeve with jump ring in transmission component of the invention, is not produced
Life moves radially and stable drive, also realizes rotation of the control nut assembly relative to gear frame by concealed backing pin and spacing hole
Angle；
(3) present invention realizes left and right dual locking by symmetrical expression locking mechanism, and door system can be achieved in either side locking
System locking, and dual trigger switch detects locking signal simultaneously, security performance is high；Hand-operating unlocking mechanism realizes left and right while unlocks,
Simple in construction, unblock torque is small；It is simple and reliable for structure simultaneously by locking, signal triggering and hand-operating unlocking mechanism integrated design,
Occupy little space；Furthermore the recognizable manual unlocking of unlocking signal switch opens the door with unexpected, and security performance is high.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is the mated condition schematic diagram of transmission component and interlock assembly in the present invention；
Fig. 3 is the structural representation of transmission component in the present invention；
Fig. 4 is the side view of transmission component in the present invention；
Fig. 5 be Fig. 4 in A-A to sectional view；
Fig. 6 is the structural representation under transmission component released state in the present invention；
Fig. 7 is the structural representation under transmission component locking states in the present invention；
Fig. 8 is the structural representation for concealing gear frame in the present invention in transmission component；
Fig. 9 is Fig. 8 assembling explosive view；
Figure 10 is the front view of locking mechanism in the present invention；
Figure 11 is the view before locking mechanism emergency release in the present invention；
Figure 12 is the view after locking mechanism emergency release in the present invention；
Figure 13 is the structural representation of hand-operating unlocking mechanism in the present invention；
Figure 14 is the scheme of installation that lock support is solved in the present invention；
Figure 15 is the use state figure of hand-operating unlocking mechanism in the present invention；
Figure 16 is the reset state figure of hand-operating unlocking mechanism in the present invention.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
A kind of screw drives control system as depicted in figs. 1 and 2, the system include the electricity being fixed on bearing support 3
Machine 1, left and right symmetrically arranged locking slideway 9 and locking slideway 10 and locking mechanism 4, motor 1 are connected with controller；Motor 1
Axis connection screw mandrel 2, it is complete on screw mandrel 2 to be configured with the transmission component 5 and transmission component 6 being symmetrical set.Such as Fig. 3 institutes
Show, transmission component 5 is identical with the structure of transmission component 6, the transmission component 5 include gear frame 501, nut assembly 502 and with
The rigidly connected locking roller 503 of nut assembly 502, nut assembly 502 form screw pair, nut assembly 502 with screw mandrel 2
In gear frame 501, and nut assembly can relatively rotate in gear frame；Set between gear frame 501 and nut assembly 502
Locking torsion spring 504 is put, locking torsion spring 504 applies pressure, the transmission of transmission component 5 using gear frame as support to locking roller 503
Frame 501 connects controlled device 12, and the gear frame 501 of transmission component 6 connects controlled device 11.In a particular application, this controlled pair
As 11 and controlled device 12 can be subway in field of track traffic Electric plug sliding door either sliding door or other field it is electronic
Door；During screw mandrel 2 rotates forward, drive nut assembly 502 and locking roller 503 simultaneously along the sliding motion of screw mandrel 2, along it is left,
Right locking slideway, which moves in locking mechanism 4 and is blocked mechanism 4, to be stopped, locking roller 503 is rotated into locking with screw mandrel 2 and slided
Locking space between the side of the locking slideway 10 of road 9/ and locking mechanism 4 and be locked；When screw mandrel 2 rotates backward, locking rolling
Wheel 503 is rotated backward to the limitation for departing from locking mechanism 4 and unlocked with screw mandrel 2, is then axially moved along screw mandrel 2.
As shown in figure 1, the present invention screw drives control system can operate with double-door system, controlled device 11 and by
Control object 12 is slide cartridge, and the controlled device 11 is connected by taking door frame 14 with side door leaf, and controlled device 12 is by taking door frame 13
It is connected with opposite side door leaf.The both ends difference installing mechanism mounting bracket 7 and mechanism mounting bracket 8 of bearing support 3, frame mounting bracket 7
Parallel between frame mounting bracket 8 that long guide pillar 15 is housed, controlled device 11 and controlled device 12 are set on long guide pillar 15,
And it can be moved back and forth along long guide pillar 15.A kind of applicable double open plug door system of the present invention, the cooperation between each part is compact, respectively
The structure of individual part is again relatively easy, both steady in the process of running, is not susceptible to failure again, and due to simple in construction, also
The weight of whole system can be brought to decline, and reduced into production cost, when large-area applications are in fields such as track traffic, vehicles,
With good effect.
The locking slideway 9 and locking slideway 10 moved for locking roller 503, locking are installed with bearing support 3
The upper surface of slideway 9 and locking slideway 10 is an integral level surface.After locking slideway 9 and locking slideway 10 are set, locking
Roller 503 with the upper surface of locking slideway 9 and locking slideway 10 and can move back and forth on this upper surface, is set this
Put under mode, between the top and bottom in the space that the locking roller 503 that locking roller 503 limits positioned at the present invention rotates, no
With upper end or lower end in contact, now the locking torsion spring 504 between nut assembly 502 and gear frame 501 be in compressive state, work as lock
Close after roller 503 moves to and contacted with baffle plate assembly 402 and baffle plate assembly 407, screw mandrel 2, which rotates, drives nut assembly 502 to rotate
Power and the twisting resistance that applies to nut assembly 502 of locking torsion spring 504, ensure that locking roller 503 can smoothly enter gear
The locking space that board component 402 is formed with the side of locking slideway 9, and/or locking roller 503 can smoothly enter baffle plate assembly
The 407 locking spaces formed with the side of locking slideway 10.Locking slideway 9 and locking slideway 10 are set, locking locking roller 503
Close under the limitation of slideway 9 and locking slideway 10 and move, can further increase the stationarity of the motion of transmission component 5.
As shown in Figure 4 and Figure 5, backing pin 506 is fixed with above-mentioned gear frame 501, the nut group corresponding with the backing pin 506
Spacing hole 505 is offered at part 502, can be slidably reciprocated in the one end of backing pin 506 insertion spacing hole 505 and along spacing hole 505, with
Nut assembly 502 is limited to form and limit with the rotational angle range of screw mandrel 2, i.e. scope of activities of the backing pin 506 in spacing hole 505
Nut assembly 502 is with the space of the rotational angle range of screw mandrel 2, and the locking roller 503 on nut assembly 502 is within this space with spiral shell
Female component 502 moves up and down, and the kidney-shaped hole length of spacing hole 505 defines the slewing area of locking roller 503, and then defines
Slewing area when nut assembly 502 moves with screw mandrel 2, as shown in Figure 6 and Figure 7.The lower end of above-mentioned gear frame 501 has and quilt
The installation portion that control object is connected, the upper end of the gear frame 501 have the sleeve for being used for being arranged nut assembly 502.Nut assembly
502 are installed in the endoporus of the sleeve of gear frame 501, and one end of the sleeve of gear frame 501 passes through the jump ring that sets gradually from outside to inside
509 and axle sleeve 507 limit the axial movement of nut assembly 502, its other end passes through the gear frame 501 that is sequentially provided with from outside to inside
The axial movement of step surface and axle sleeve 508 the limitation nut assembly 502 of sleeve.Internal diameter, the axle sleeve of the right-hand member sleeve of gear frame 501
507 and race diameter of the internal diameter with nut assembly 502 of axle sleeve 508 be adapted, wherein right-hand member telescopic spindle generation of gear frame 501
The right-hand member of gear frame 501 as shown in Figure 5.The internal diameter of the external diameter of the axle sleeve 507 and the left end sleeve of gear frame 501 is mutually fitted
Match somebody with somebody, wherein left end of the left end telescopic spindle of gear frame 501 for gear frame 501 as shown in Figure 5.In nut assembly 502 along screw mandrel 2
During axial movement, by applying thrust to the sleeve of both sides axle sleeve and gear frame 501, gear frame 501 is driven with nut assembly 502
Move together, nut assembly 502 is made up of inner ring and outer ring, and inner ring coordinates with the screw thread of screw mandrel 2, and outer ring is enclosed on inner ring and passed through
Anti-slop serrations cooperate, and outer ring is outward extended with the mounting seat for installing locking roller 503 towards the side of bearing support 3, should
Screw is offered in mounting seat, there is a screw rod on locking roller 503, screw rod is screwed in screw, and by nut 510 by locking
Roller 503 is fixed in mounting seat.Locking roller 503 may also be the small part of the smooth running resistance in other types surface, such as table
Smooth sliding shoe in face etc..Nut assembly 502 is provided with the locking torsion spring 504 for being used for applying twisting resistance to nut assembly 502, should
One end of locking torsion spring 504 is ridden against on gear frame 501, what the outer ring that the other end rides against nut assembly 502 extended outward
On block, as shown in Figure 8 and Figure 9.
As shown in Figure 10, locking mechanism 4 of the present invention includes mounting base 401 and left and right symmetrically arranged baffle plate assembly 402
With baffle plate assembly 407, mounting base 401 is fixedly connected with bearing support 3, also locking mechanism 4 directly can be arranged on into carrying branch
On frame 3, i.e., bearing support 3 uses as mounting base.Baffle plate assembly 402 and baffle plate assembly 407 pass through the He of fixing axle 403 respectively
Fixing axle 408 is symmetrical to be fixed on mounting base 401, and baffle plate assembly 402 can be on mounting base 401 around fixing axle 403
Rotate, baffle plate assembly 407 can also rotate on mounting base 401 around fixing axle 408,407 turns of baffle plate assembly 402 and baffle plate assembly
Dynamic scope is symmetrical.One end of reduction torsion spring 404 is fixed on mounting base 401 by bearing pin 405, the other end and baffle group
Part 402 is fixedly connected and limits the rotation of baffle plate assembly 407；Reduction torsion spring 409 is fixed on mounting base by fixing axle 408
On 401, one end is stuck on the breach 422 of mounting base 401.
Above-mentioned baffle plate assembly 402 and baffle plate assembly 407 are bending part, and the bending part has towards locking slideway 9 and locking
The side of the side of slideway 10, the side and locking slideway 9 and locking slideway 10 is configured to fall into the locking of locking roller 503
Manufactured when the angle of space, baffle plate assembly 402 and the bending of baffle plate assembly 407 is according to practical application, specifically, the bending plate is 3
Section bending, ensure that locking roller 503 can be steadily fallen into locking space；Baffle plate assembly 402 and baffle plate assembly 407 are in spinning movement
In can pass through its edge and distinguish trigger signal switch 406 and signaling switch 411.
As shown in figure 13, locking mechanism 4 also includes a hand-operating unlocking mechanism, and the hand-operating unlocking mechanism includes unblock shift fork
412nd, lock support 414 and reduction torsion spring 418 are solved, unblock shift fork 412 is arranged on mounting base 401 by fixing axle 408, and should
Unblock shift fork 412 can rotate around fixing axle 408；Reduction torsion spring 418 is fixed on installing plate by fixing axle 408, reduction torsion spring
418 one end is fixed on mounting base 401 by bearing pin 410, and the other end is by being fixed on unblock shift fork 412.Such as Figure 14
Shown, there are solution lock support 414 two tiled configurations to be symmetrically used to limit the cantilever end of locking roller 503 and with unlocking shift fork
412 connection connection ends, wherein cantilever end for above-mentioned limitation locking roller 503 locking space lower end, the bottom of connection end
U-type groove is offered, fixing axle 415 is connected through the U-type groove on solution lock support 414 by lock support 414 is solved with mounting base 401
Connect.It is further opened with spacing hole 421 on mounting base 401, unblock fork 412 is L-type part, an external part of the unblock fork 412
On open up connecting hole, the connecting hole that bearing pin 413 sequentially passes through unblock shift fork 412 conciliates the connection end of lock support 414, and inserts peace
Fill in the spacing hole 421 on bottom plate 401, realize unblock shift fork 412 with solving being connected for lock support 414；When unblock shift fork 412
Rotation makes, and solution lock support 414 can be driven to move up and down, and wherein spacing hole 421 and fixing axle 415 define that solution lock support 414 is perpendicular
Range of movement above and below straight.Hand-operating unlocking mechanism also includes unlocking signal switch 416, and unlocking signal switch 416 passes through switch
Mounting bracket 420 is fixedly connected with mounting base 401.Unlock and be fixed with switch triggering plate 419 on another external part of fork 412,
The switch triggering plate 419 can trigger unlocking signal switch 416 in spinning movement, unlocks and is connected with unblock steel wire on fork 412
Rope 417, the unblock steel wire rope 417 is erected on mounting base 401.As is illustrated by figs. 11 and 12, unblock shift fork 412 passes through pulling
Unlock steel wire rope 417 and drive its rotation, shift fork 412 is unlocked in rotation process and drives solution lock support 414 to move upwards, unblock branch
To certain altitude to leave locking space, trigger switch plate 419 touches the locking roller 503 at two cantilever end lifting both ends of frame 414
Hair unlocking signal switch 416 sends manual unlocking signal and completes manual unlocking, as shown in figure 15；Unclamp unblock steel wire rope 417, solution
The counter-rotating in the presence of the screen resilience of reduction torsion spring 418 of shift fork 412 is locked, driving solution lock support 414 is moved downward and resetted,
As shown in figure 16.Unblock steel wire rope 417 is connected with solution lock-switch, and it can be a manual knob to solve lock-switch, can during rotation
Pull unblock steel wire rope 417.In actual applications, its actual subway inwall etc. that is arranged on can make one what is readily accessed
On position.Unlock shift fork 412 to be arranged in same fixing axle 408 with baffle plate assembly 407, unblock shift fork 412, baffle plate assembly
402 and baffle plate assembly 407 be arranged on the front of mounting base, three will not interfere between each other, and integrated level is high, Neng Goujie
Save installing space.
A kind of screw drives control system of the present invention, can be divided into following motion process and state：
1st, it is electronic to lock a door：When door is in open mode, the drive screw 2 of motor 1 is rotated, and screw mandrel 2 is driven by nut assembly 502
Dynamic locking roller 503 moves along locking slideway 9 to shutdown direction, and nut assembly 502 drives controlled device 12 by gear frame 501
Motion, controlled device 12 are connected with door leaf；Locking roller 503 is slided at the right-hand member of locking slideway 9, in the He of nut assembly 502
Under the driving of locking torsion spring 504, locking roller 503 circumferentially rotates along screw mandrel 2, into the locking space on the right side of locking slideway 9, limit
Position hole 505 and backing pin 506 limit the scope that circumferentially rotates of locking roller 503, and locking roller 503 drives baffle plate assembly 402 around solid
Dead axle 403 rotates counterclockwise, and triggers pass signaling switch 406 sends left-hand door and closes signal in place in place, realizes unidirectional locking.It is another
The transmission component 6 at end moves along locking slideway 10 to shutdown direction, and nut assembly 502 drives controlled pair by gear frame 501
As 11 motions, controlled device 11 is connected with door leaf；Locking roller 503 is slided at the left end of locking slideway 10, in nut assembly
502 and locking torsion spring 504 driving under, locking roller 503 circumferentially rotates along screw mandrel 2, into the locking in the left side of locking slideway 10
Space, locking roller 503 drive baffle plate assembly 407 to be rotated clockwise around fixing axle 408, and trigger pass signaling switch 411 in place
You Menguan signals in place are sent, realize bidirectional electric locking.
2nd, electronic unblock：When door is in locking states, the drive screw 2 of motor 1 is rotated, and screw mandrel 2 is driven by nut assembly 502
The dynamic wire winding rod 2 of locking roller 503 rotates, and locking roller 503 is left the locking space on the right side of locking slideway 9, simultaneously
Reduction torsion spring 404 drives baffle plate assembly 402 to be rotated clockwise around fixing axle 403, and triggers pass signaling switch 406 in place, locking
Roller 503 leaves locking space and moved along locking slideway 9 to enabling direction, and nut assembly 502 is driven controlled by gear frame 501
Object 12 moves, and controlled device 12 is connected with door leaf.The locking that the locking roller 503 of the other end leaves the left side of locking slideway 10 is empty
Between, while reduction torsion spring 409 drives baffle plate assembly 407 to be rotated counterclockwise around fixing axle 408, and trigger pass signaling switch in place
411, locking roller 503 leaves locking space and moved along locking slideway 10 to enabling direction, and nut assembly 502 passes through gear frame
501 driving controlled devices 11 are moved, and controlled device 11 is connected with door leaf, realizes electronic unblock.
3rd, manual locking：When door is in open mode, manual force is driven controlled by the door leaf being connected with controlled device 12
Object 12 moves to shutdown direction, and controlled device 12 is by the drive nut component 502 of gear frame 501 along screw mandrel 2 to shutdown direction
Motion, locking roller 503 is slided at the right-hand member of locking slideway 9, and under the driving of locking torsion spring 504, locking roller 503 is along screw mandrel
2 circumferentially rotate, and into the locking space on the right side of locking slideway 9, locking roller 503 drives baffle plate assembly 402 inverse around fixing axle 403
Hour hands rotate, and trigger pass signaling switch 406 sends left-hand door and closes signal in place in place.The other end, manual force by with controlled pair
The door leafs driving controlled devices 11 being connected as 11 are moved to shutdown direction, and controlled device 11 passes through the drive nut group of gear frame 501
Part 502 is moved along screw mandrel 2 to shutdown direction, and locking roller 503 is slided at the left end of locking slideway 10, in locking torsion spring 504
Under driving, locking roller 503 circumferentially rotates along screw mandrel 2, and into the locking space in the left side of locking slideway 10, locking roller 503 drives
Dynamic baffle plate assembly 407 rotates clockwise around fixing axle 408, and triggers pass signaling switch 411 sends You Menguan signals in place in place,
Realize manual locking.
4th, manual unlocking：When door is in locking states, unblock shift fork 412 is pulled around fixing axle by unlocking steel wire rope 417
408 do rotationally clockwise, and switch triggering plate 419 triggers unlocking signal switch 416 in spinning movement, unlocks shift fork 412
Solution lock support 414 is driven to lift left and right two along spacing hole 421 and the lifting of fixing axle 415, solution lock support 414 by bearing pin 413
The locking roller 503 of side, make locking position of the arranged on left and right sides locking roller 503 respectively away from locking slideway 9 and locking slideway 10
Put, while reduction torsion spring 404 drives baffle plate assembly 402 to be rotated clockwise around fixing axle 403, and trigger pass signaling switch in place
406, reduction torsion spring 409 drives baffle plate assembly 407 to be rotated counterclockwise around fixing axle 408, and triggers pass signaling switch 411 in place,
Unblock steel wire rope 417 is resetted, unblock shift fork 412 rotates to original position under the driving of reduction torsion spring 418 and drives unblock branch
Frame 414 reduces, and left and right locking roller 503 leaves each self-locking space and transported along locking slideway 9 and locking slideway 10 to enabling direction
Dynamic, nut assembly 502 drives controlled device 11 and controlled device 12 to move by gear frame 501, controlled device 11 and controlled pair
It is connected as 12 with door leaf, realizes manual unlocking.
Described above is only the preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (12)
- A kind of 1. screw drives control system, it is characterised in that：Including the drive mechanism, left and right being fixed on bearing support (3) Symmetrically arranged locking slideway (9,10), locking mechanism (4)；The drive mechanism include by motor (1) driving screw mandrel (2) and Left and right symmetrically arranged transmission component (5,6), screw mandrel (2) drive transmission component (5,6) along screw mandrel (2) axially reciprocating；Institute Stating transmission component (5,6) includes gear frame (501), the nut assembly (502) being sheathed on screw mandrel (2), is fixed on nut assembly (502) the locking roller (503) on, nut assembly (502) are arranged in gear frame (501), controlled pair of gear frame (501) connection As (11,12)；The locking mechanism (4) includes being rotatably connected with bearing support (3) and left and right symmetrically arranged baffle plate assembly (402,407) and one end are fixed, the other end and baffle plate assembly (402,407) are fixedly connected and for limiting baffle plate assembly (402, the 407) reduction torsion spring (404,409) rotated, the baffle plate assembly (402,407) and corresponding locking slideway (9, 10) side respectively constitutes the locking space that can fall into locking roller (503)；During screw mandrel (2) rotates forward, work as locking Roller (503), which moves in locking mechanism (4) along left and right locking slideway and is blocked mechanism (4), to be stopped, locking roller (503) The locking space between the side of locking slideway (9,10) and locking mechanism (4) is rotated into screw mandrel (2) and is locked；Screw mandrel (2) when rotating backward, locking roller (503) rotates backward to the limitation for departing from locking mechanism (4) with screw mandrel (2) and releases lock It is fixed, then it is axially moved along screw mandrel (2).
- 2. screw drives control system according to claim 1, it is characterised in that：The baffle plate assembly (402,407) exists Being capable of trigger signal switch (406,411) in spinning movement.
- 3. screw drives control system according to claim 1 or 2, it is characterised in that：The locking mechanism (4) also includes One hand-operating unlocking mechanism, the hand-operating unlocking mechanism include the unblock shift fork (412) being rotatably connected with bearing support (3) and should The solution lock support (414) and one end that unblock shift fork (412) is connected and can moved up and down are fixed, the other end is dialled with unblock The reduction torsion spring (418) that fork (412) is fixedly connected, the unblock shift fork (412) is by pulling unblock steel wire rope (417) to drive it Rotation, shift fork (412) is unlocked in rotation process and drives solution lock support (414) is upward to move, solves lock support (414) lifting both ends Locking roller (503) to certain altitude to leave locking space, complete manual unlocking；Unclamp unblock steel wire rope (417), unblock Shift fork (412) counter-rotating in the presence of the screen resilience of reduction torsion spring (418), driving solution lock support (414) move downward simultaneously Reset.
- 4. screw drives control system according to claim 3, it is characterised in that：The solution lock support (414) has knot Structure is symmetrically used for the cantilever end for limiting locking roller (503), and the cantilever end is the lower end in locking space.
- 5. screw drives control system according to claim 3, it is characterised in that：It is fixed on the unblock shift fork (412) There is switch triggering plate (419), the switch triggering plate (419) can trigger unlocking signal switch (416) in spinning movement.
- 6. screw drives control system according to claim 3, it is characterised in that：The unblock shift fork (412) and reset Torsion spring (418) is connected on bearing support (3) by fixing axle (408)；The solution lock support (414) passes through spacing hole (421) and fixing axle (415) realizes that it moves up and down along spacing hole, and the upper end of the solution lock support (414) is by connecting bearing pin (413) it is connected with unblock shift fork (412).
- 7. screw drives control system according to claim 1, it is characterised in that：It is fixed with the gear frame (501) Backing pin (506), nut assembly (502) place corresponding with the backing pin (506) offer spacing hole (505), the backing pin (506) one It can slidably reciprocate in end insertion spacing hole (505) and along spacing hole (505), be rotated with limiting nut assembly (502) with screw mandrel (2) Angular range.
- 8. screw drives control system according to claim 1, it is characterised in that：The lower end tool of the gear frame (501) There is the installation portion being connected with controlled device, the upper end of the gear frame (501) has the set for being used for being arranged nut assembly (502) Cylinder.
- 9. screw drives control system according to claim 8, it is characterised in that：The nut assembly (502) is installed on In the endoporus of gear frame (501) sleeve, one end of gear frame (501) sleeve passes through the jump ring that sets gradually from outside to inside (509) and axle sleeve (507) limitation nut assembly (502) axial movement, its other end passes through the biography that is sequentially provided with from outside to inside The axial movement of step surface and axle sleeve (508) the limitation nut assembly (502) of moving frame (501) sleeve.
- 10. screw drives control system according to claim 9, it is characterised in that：The nut assembly (502) is by inner ring Formed with outer ring, outer ring is outward extended with the mounting seat for installing locking roller (503) towards bearing support (3) side, should Screw is offered in mounting seat, there is a screw rod on locking roller (503), screw rod is screwed in screw, and will by nut (510) Locking roller (503) is fixed in mounting seat.
- 11. screw drives control system according to claim 10, it is characterised in that：The right-hand member of the gear frame (501) The race diameter of the internal diameter of sleeve, the internal diameter of axle sleeve (507,508) with nut assembly (502) is adapted, the axle sleeve (507) External diameter be adapted with the internal diameter of the left end sleeve of gear frame (501).
- 12. screw drives control system according to claim 1, it is characterised in that：The nut assembly (502) is provided with For applying the locking torsion spring (504) of twisting resistance to nut assembly (502), one end of the locking torsion spring (504) rides against transmission On frame (501), on the block that outer ring that the other end rides against nut assembly (502) extends outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129188.XA CN107762332B (en) | 2017-11-15 | 2017-11-15 | Screw drive control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711129188.XA CN107762332B (en) | 2017-11-15 | 2017-11-15 | Screw drive control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107762332A true CN107762332A (en) | 2018-03-06 |
| CN107762332B CN107762332B (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711129188.XA Active CN107762332B (en) | 2017-11-15 | 2017-11-15 | Screw drive control system |
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| Country | Link |
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| CN (1) | CN107762332B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109138661A (en) * | 2018-03-30 | 2019-01-04 | 中国船舶重工集团公司第七�三研究所 | Locking device, single open-door transmission system, double door conveyer system |
| CN109184426A (en) * | 2018-07-04 | 2019-01-11 | 上海索今轨道交通设备有限公司 | A kind of automatic drive |
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| CN109184426A (en) * | 2018-07-04 | 2019-01-11 | 上海索今轨道交通设备有限公司 | A kind of automatic drive |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107762332B (en) | 2023-02-17 |
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