CN106333536A - Automatic folding seat - Google Patents
Automatic folding seat Download PDFInfo
- Publication number
- CN106333536A CN106333536A CN201610993498.5A CN201610993498A CN106333536A CN 106333536 A CN106333536 A CN 106333536A CN 201610993498 A CN201610993498 A CN 201610993498A CN 106333536 A CN106333536 A CN 106333536A
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- China
- Prior art keywords
- locking
- seat board
- seat
- rotating shaft
- auto
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C7/00—Parts, details, or accessories of chairs or stools
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- Seats For Vehicles (AREA)
Abstract
The invention discloses an automatic folding seat. The automatic folding seat comprises a rotatale seat plate, a locking system and a controller for controlling the seat plate to rotate, wherein the locking system comprises an upper locking device and a lower locking device; when the seat plate rotates to be in a flatwise-laid state, the upper locking device automatically locks the seat plate; when the seat plate rotates to be in a turn-up state, the lower locking device automatically locks the seat plate. The automatic folding seat is simple in structure, good in stability and low in cost.
Description
Technical field
The present invention relates to seat, more particularly to a kind of auto-folder seat.
Background technology
With scientific and technical development, people work out a kind of auto-folder seat and are applied to multiple occasions.From
The control of the controlled device of seat board of dynamic rumble seat, can automatically dig or set level.However, auto-folder of the prior art
Seat often cannot realize locking when seat board flattened state or tip-up state, and complex structure, stability is poor, cost
High.
Content of the invention
Goal of the invention: it is an object of the invention to provide a kind of lock being capable of when seat board flattened state or tip-up state
Close, and structure is simple, the auto-folder seat of good stability, low cost.
Technical scheme: auto-folder seat of the present invention, including the seat board that can rotate, also include locking system and
For the controller controlling seat board to rotate, locking system includes locking device and lower locking device；Set level when seat board turns to
During state, upper locking device carries out locking to seat board automatically；When seat board turns to tip-up state, lower locking device is automatically to seat
Plate carries out locking.
Further, also include the lock pin fixing with seat board, upper locking device is identical with the structure of lower locking device, upper locking
Device includes trigger mechanism, drive mechanism, switch and the lock that can rotate for driving trigger mechanism to rotate that can rotate
Close mechanism, trigger mechanism includes the reset components for making trigger mechanism reset, trigger mechanism can trigger in rotation process
Switch sends unlocking signal to controller, is flexibly connected, when locking mechanism and trigger mechanism between locking mechanism and trigger mechanism
Between when relatively rotating, locking mechanism can separate with trigger mechanism, and lock pin can promote locking mechanism to rotate and energy
Enough it is fixed together with locking mechanism.So it is capable of the locking to lock pin it is also possible to pass through manual control drive mechanism work
Make, drive trigger mechanism to rotate and trigger switch sends unlocking signal to controller so that trigger mechanism is separated with locking mechanism,
Controller controls key rotation, thus realizing manual unlocking and controlling the function of key rotation；Can also directly pass through artificial
Rotate trigger mechanism so that trigger mechanism is separated with locking mechanism, thus realizing manual unlocking and the work(of hand rotation lock pin
Can, it is particularly useful in the case of drive mechanism fault or whole system power-off.
Further, described trigger mechanism also includes pusher dog, switchboard and rotating shaft, and pusher dog and switchboard are each attached to rotating shaft
On, reset components are sheathed in rotating shaft, and switchboard trigger switch can send unlocking signal to controller during rotating,
Locking mechanism is provided with the first draw-in groove for engaging pusher dog.
Further, described locking mechanism includes lock fork and rotating shaft, and lock fork is provided with the first card for engaging trigger mechanism
Groove and the second draw-in groove for engaging lock pin.
Further, described lock fork is additionally provided with the 3rd draw-in groove for engaging trigger mechanism, when trigger mechanism turns to energy
During the position of enough trigger switch, trigger mechanism snaps in the 3rd draw-in groove.The stability of locking mechanism so can be improved so that locking
Fork can accurately go to a certain position, without double swerve.
Further, described locking mechanism includes rotating shaft, and rotating shaft is arranged with continuous rotation member.Continuous rotation member can make locking machine
Structure have rotated a segment distance under lock pin drive, lock pin can also be rotated further a segment distance after leaving locking mechanism, so convenient
Lock pin snaps in locking mechanism again.
Further, described drive mechanism includes electromagnet and can be by the adhesive part of electromagnetic actuation, and adhesive part is even
Connect trigger mechanism.
Further, damper, the rotating shaft of damper telescopic one end connecting base plate are also included, other end rotation is fixed.
The impact of seat board weight so can be overcome, eliminate elliptical gear, improve security.
Further, the motor that seat board can be driven to rotate, the control of the controlled device of motor are also included.
Further, described controller detects to the electric current of motor, during motor rotation, according to following steps
Execution anti-extrusion method:
S1: judge whether the electric current that this detects exceedes predetermined current: if it does, then carrying out step s2；Otherwise, then
Repeat step s1；
S2: judge whether that the electric current detecting all exceedes predetermined current continuous n time, n is preset times: if it is, entering
Row step s3；Otherwise, then control motor to stop operating, and maintain halted state in Preset Time, after Preset Time terminates
Control motor to recover to rotate, and return to step s1 continues detection；
S3: control seat board to return the initial position of this motion.
Beneficial effect: the invention discloses a kind of auto-folder seat, seat board is capable of by upper locking device and sets level
Locking during state, is capable of locking during seat board tip-up state by lower locking device.Structure is simple, good stability, one-tenth
This is low.
Brief description
Fig. 1 is the side view of seat in the specific embodiment of the invention；
Fig. 2 is the rearview of seat in the specific embodiment of the invention；
Fig. 3 is the top view of seat in the specific embodiment of the invention；
Fig. 4 is the structural representation of locking system when seat board is set level in the specific embodiment of the invention；
Fig. 5 is the structural representation of locking system when seat board is dug in the specific embodiment of the invention；
Fig. 6 is the front view of upper locking device in the specific embodiment of the invention；
Fig. 7 is the a-a direction view of Fig. 6；
Fig. 8 is the side view of upper locking device in the specific embodiment of the invention；
Fig. 9 is the structural representation of isolation locking system when seat board is set level in the specific embodiment of the invention；
Figure 10 is the structural representation of isolation locking system when seat board is dug in the specific embodiment of the invention；
Figure 11 is the upper front view isolating locking device in the specific embodiment of the invention；
Figure 12 is the upper top view isolating locking device in the specific embodiment of the invention；
Figure 13 is the structural representation of the seat with damper in the specific embodiment of the invention；
Figure 14 is that in the specific embodiment of the invention, second level worm-wheel shaft and output shaft are in two grades of snails during " conjunction " state
Worm and gear assembly and the schematic diagram of dependency structure；
Figure 15 is the structural representation of the seat with cylinder assembly in the specific embodiment of the invention；
Figure 16 is the structural representation of cylinder in the specific embodiment of the invention.
Specific embodiment
With reference to the accompanying drawings and detailed description, technical scheme is further introduced.
This specific embodiment discloses a kind of auto-folder seat, including the chair back 1 and seat board 3, as shown in Figure 1.The chair back 1
Be provided with seat board rotating shaft 21 and seat board 3 between, as shown in Fig. 2 seat board rotating shaft 21 passes through from seat bearing 22, seat bearing 22 with
The chair back 1 is fixed together.The chair back 1 is provided with locking device 11, device for emergency operation 13, disconnecting switch 14 and controller 15.
It is connected with bottom plate 4, bottom plate 4 is provided with lower locking device 41, motor 44 below the chair back 1.Wherein, upper locking device
11 and lower locking device 41 together constitute locking system.It is additionally provided with isolation locking system between the chair back 1 and bottom plate 4
1243, as shown in Figure 2.It is additionally provided with lower baffle plate 6, for protecting each device of the chair back 1 lower section below the chair back 1.Additionally, on seat
It is also provided with damper 5, as shown in Figures 2 and 3.Figure 13 gives the structural representation of damper 5, not by the chair back in Figure 13
1 draws.In Figure 13, seat board 3 is provided with First Transition plate 531, and First Transition plate 531 is coplanar with seat board 3, First Transition plate
531 sidepieces are angled to extend the second rebound 532, and the second rebound 532 is provided with the second bearing pin 521, and the second bearing pin 521 is even
Connect the expansion end of damper 5, the other end of damper 5 is connected in mounting seat 52 by the first bearing pin 511.Figure 13 shows
Seat board 3 is in two kinds of situations of flattened state and tip-up state.
The damper 5 of Figure 13 can also change cylinder assembly into, and cylinder assembly includes cylinder and magnetic valve, magnetic valve therein
As shown in figure 15, cylinder is as shown in figure 16.Cylinder includes cylinder body 81 and piston rod 82, and cylinder body 81 rotation is fixed, piston rod 82 1
Hold inside cylinder body 81, piston rod 82 other end connecting base plate rotating shaft 21.
Additionally, controller 15 detects to the electric current of motor 44, in motor 44 rotation process, according to following steps
Execution anti-extrusion method:
S1: judge whether the electric current that this detects exceedes predetermined current: if it does, then carrying out step s2；Otherwise, then
Repeat step s1；
S2: judge whether that the electric current detecting all exceedes predetermined current continuous n time, n is preset times: if it is, entering
Row step s3；Otherwise, then control motor 44 to stop operating, and maintain halted state in Preset Time, Preset Time terminates
Control motor 44 to recover to rotate afterwards, and return to step s1 continues detection；
S3: control seat board 3 to return the initial position of this motion.
Introduce locking system and the structure and working principle of isolation locking system 1243 separately below.
1st, locking system
As shown in Figure 4 and Figure 5, locking system includes locking device 11, lower locking device 41 and fills located at upper locking
Put the lock pin 31 between 11 and lower locking device 41.One end of lock pin 31 is fixed on the end near the chair back 1 for the seat board 3, as Fig. 3 institute
Show, the other end of lock pin 31 is free end, and lock pin 31 is coplanar with seat board 3.Lock pin 31 includes two parallel vertical poles, two vertical poles
Between parallel be provided with many cross bars.After controller 15 controls motor 44 to rotate, motor 44 drives seat board 3 to rotate, lock pin 31
Rotate with seat board 3.
Upper locking device 11 is identical with the structure of lower locking device 41.Upper locking device 11 include locking drive mechanism,
Upper locking trigger mechanism, upper locking mechanism, the first microswitch 116 and upper lock body 1112, as shown in Figure 4, Figure 5 and Figure 6.Its
In, upper locking drive mechanism includes electromagnet 111 and upper adhesive part 1113, as shown in fig. 7, the shell of upper electromagnet 111
It is fixed on upper lock body 1112, seat is provided with device for emergency operation 13, can be by operating in device for emergency operation 13 startup
Electromagnet 111, upper adhesive part 1113 can be made using ferrimagnet.Upper locking trigger mechanism includes being fixed on upper lock body
Upper locking trigger mechanism rotating shaft 114 on 1112, upper locking trigger mechanism rotating shaft 114 is fixed with upper poking claw 112 and first
Switchboard 113, as shown in fig. 6, one end of upper poking claw 112 connects upper adhesive part 1113, such as Fig. 7 by upper connection member 1115
Shown.Locking resetting-mechanism is also arranged with upper locking trigger mechanism rotating shaft 114, upper locking resetting-mechanism can be using the first torsion
Spring 115.Upper locking mechanism includes the upper lock fork rotating shaft 118 being fixed on upper lock body 112, and upper lock fork rotating shaft 118 is fixed with
Upper lock fork 117, upper lock fork rotating shaft 118 is also arranged with the second torsion spring 119.Upper lock fork 117 is provided with the first draw-in groove 1110 He
Upper second draw-in groove 1111, the other end of upper poking claw 112 can be fastened in the first draw-in groove 1110, the cross bar of lock pin 31 free end
Can be fastened in the second draw-in groove 1111.In order to improve the stability of upper locking mechanism so that upper lock fork 117 can be accurately
Go to a certain position, without double swerve, upper lock fork 117 is also provided with the 3rd draw-in groove 1114, as shown in Figure 7.The
One microswitch 116 is fixed on upper lock body 1112, as shown in Figure 8.
Similar, lower locking device 41 include lower locking drive mechanism, lower locking trigger mechanism, lower locking mechanism, second
Microswitch 416 and down lock body 4112, as shown in Figure 4 and Figure 5.Wherein, lower locking drive mechanism include lower electromagnet 411 and under
Adhesive part (not shown), the shell of lower electromagnet 411 is fixed on down lock body 4112, and seat is provided with device for emergency operation
13, the switch of lower electromagnet 411 can be started by operating device for emergency operation 13, lower adhesive part (not shown) can be adopted
Made with ferrimagnet.Lower locking trigger mechanism includes the lower locking trigger mechanism rotating shaft 414 being fixed on down lock body 4112,
It is fixed with lower pawl 412 and the 3rd switchboard 413, under one end of lower pawl 412 is passed through in lower locking trigger mechanism rotating shaft 414
Connection member (not shown) connects lower adhesive part (not shown).Also it is arranged with lower locking in lower locking trigger mechanism rotating shaft 414
Resetting-mechanism, lower locking resetting-mechanism can adopt the 3rd torsion spring 415.Under lower locking mechanism includes being fixed on down lock body 4112
Lock fork rotating shaft 418, lower lock fork rotating shaft 418 is fixed with lower lock fork 417, lower lock fork rotating shaft 418 is also arranged with the 4th torsion spring
419.Lower lock fork 417 is provided with down the first draw-in groove 4110 and lower second draw-in groove 4111, and the other end of lower pawl 412 can be fastened on
In lower first draw-in groove 4110, the cross bar of lock pin 31 free end can be fastened on down in the second draw-in groove 4111.In order to improve lower locking
The stability of mechanism, so that lower lock fork 417 can accurately go to a certain position, without double swerve, lower lock fork 417 is gone back
The 3rd draw-in groove (not shown) can be provided with down.3rd microswitch 416 is fixed on down lock body 4112.
The course of work of this locking system be described below:
When seat board 3 is in flattened state, as shown in figure 4, the cross bar of lock pin 31 free end is fastened on the upper of lock fork 117
In second draw-in groove 1111, the other end of upper poking claw 112 is fastened in upper first draw-in groove 1110 of lock fork 117, lower pawl 412 with
Lower first draw-in groove 4110 of lower lock fork 417 departs from, and lower second draw-in groove 4111 of lower lock fork 417 is against top.If lower lock fork 417
On be additionally provided with down the 3rd draw-in groove 4114, then now lower pawl 412 is fastened on the lower 3rd draw-in groove (not shown) of lower lock fork 417
In.When seat board 3 needs to be converted into tip-up state by flattened state, manually operated device for emergency operation 13, upper electromagnet 111 is inhaled
Close adhesive part 1113, and upper adhesive part 1113 drives upper poking claw 112 to trigger around upper locking by upper connection member 1115
Mechanism's rotating shaft 114 rotate so that upper poking claw 112 the other end depart from upper first draw-in groove 1110, simultaneously first switch plate 113 also with
Locking trigger mechanism rotating shaft 114 to rotate and rotate, contact with the first microswitch 116 when first switch plate 113 turns to
When, triggering the first microswitch 116 sends unlocking signal to controller 15, and controller 15 controls upper electromagnet 111 to stop adhesive
While control motor 44 rotate, drive seat board 3 be rotated up, lock pin 31 rotates down and upper from upper lock fork 117 simultaneously
Spin off in second draw-in groove 1111.After upper electromagnet 111 stops adhesive, upper poking claw 112 returns in the presence of the first torsion spring 115
To seat board 3 set level when position, upper lock fork 117 be rotated further in the presence of the second torsion spring 119 a period of time after stop so that
When upper lock fork 117 stops, upper second draw-in groove 1111, so can very successfully when lock pin 31 rotates again up against lower section
Snap in the second draw-in groove 1111.Lock pin 31 rotates down under the indirect control of controller 15, until lock pin 31 free end
Cross bar snaps in lower second draw-in groove 211 of lower lock fork 27, promotes lower lock fork 27 to rotate, until lower pawl 22 snaps in lower lock fork 417
Lower first draw-in groove 4110 in, lock pin 31 stops operating and locks, and seat board 3 reaches tip-up state and locks.If locked
It is additionally provided with the 3rd draw-in groove 1114, then when upper lock fork 117 turns to a certain position in the presence of the second torsion spring 119 on fork 117
Put, when upper poking claw 112 is turned back to a certain position in the presence of the first torsion spring 115, upper poking claw 112 can be fastened on lock fork
So that upper lock fork 117 can accurately turn to predeterminated position in 117 upper 3rd draw-in groove 1114, so when lock pin 31 upwards
During rotation, the cross bar of lock pin 31 free end can snap in upper second draw-in groove 1111 of lock fork 117 exactly.
When seat board 3 is in tip-up state, as shown in figure 5, the cross bar of lock pin 31 free end is fastened under lower lock fork 417
In second draw-in groove 4111, the other end of lower pawl 412 is fastened in lower first draw-in groove 4110 of lower lock fork 417, upper poking claw 12 with
Upper first draw-in groove 1110 of upper lock fork 117 departs from, and upper second draw-in groove 111 of upper lock fork 17 is against lower section.If upper lock fork 117 is also
It is provided with the 3rd draw-in groove 1114, then now upper poking claw 12 is fastened in upper 3rd draw-in groove 1114 of lock fork 17.When seat board 3 needs
When flattened state being converted into by tip-up state, operate the device for emergency operation 13 on seat, adhesive under lower electromagnet 411 adhesive
Part (not shown), lower adhesive part (not shown) drives lower pawl 412 around lower locking by lower connection member (not shown)
Trigger mechanism rotating shaft 414 rotates so that the other end of lower pawl 412 departs from lower first draw-in groove 4110, the 3rd switchboard 413 simultaneously
Rotate also with lower locking trigger mechanism rotating shaft 414 and rotate, when the 3rd switchboard 413 turns to and the 3rd microswitch 416
During contact, triggering the 3rd microswitch 416 sends unlocking signal to controller 15, and controller 15 controls lower electromagnet 411 to stop
Control motor 44 to rotate while adhesive, drive seat board 3 to rotate down, lock pin 31 is rotated up and from lower lock fork 417 simultaneously
Lower second draw-in groove 4111 in spin off.After lower electromagnet 411 stops adhesive, lower pawl 412 is in the effect of the 3rd torsion spring 415
Under return to position when seat board 3 is dug, lower lock fork 417 stops after being rotated further a period of time in the presence of the 4th torsion spring 419,
So that lower lock fork 417 stop the second draw-in groove 4111 at present, so can be very suitable when lock pin 31 rotates down again against top
Snap in down in the second draw-in groove 4111 sharply.Lock pin 31 is rotated up under the indirect control of controller 15, until lock pin 31 is free
The cross bar at end snaps in upper second draw-in groove 1111 of lock fork 117, and in promotion, lock fork 117 rotates, until upper poking claw 112 snaps in
In upper first draw-in groove 1110 of lock fork 117, lock pin 31 stops operating and locks, and seat board 3 reaches flattened state and locks.As
It is additionally provided with down the 3rd draw-in groove (not shown), then lock fork 417 turns in the presence of the 4th torsion spring 419 instantly in the lower lock fork 417 of fruit
Move a certain position, when lower pawl 412 is turned back to a certain position in the presence of the 3rd torsion spring 415, lower pawl 412 can engage
So that lower lock fork 417 can accurately turn to predeterminated position in the lower 3rd draw-in groove (not shown) of lower lock fork 417, so
When lock pin 31 rotates down, the cross bar of lock pin 31 free end can snap in lower second draw-in groove 4111 of lower lock fork 417 exactly
In.
Additionally, device for emergency operation 13 also includes cable quadrant and drop-down drum.It is wound around wired on upper cable quadrant, the one of line
End is exposed at outside seat, and the other end of line connects upper poking claw 112, so manually upper poking claw 112 can be rotated bracing wire,
So that the other end of upper poking claw 112 spins off from upper first draw-in groove 1110 of upper lock fork 117, such seat board 3 just reaches
Arrive released state, can artificially rotate seat board 3.Be wound around wired on drop-down drum, one end of line is exposed at outside seat, line another
One end connects lower pawl 412, so manually lower pawl 412 can be rotated bracing wire, so that lower pawl 412 is another
One end spins off from lower first draw-in groove 4110 of lower lock fork 417, and such seat board 3 has just reached released state, can be artificial
Rotate seat board 3.
2nd, isolate locking system 1243
As shown in Figure 9 and Figure 10, isolation locking system 1243 includes isolating locking system shell 43, upper isolation locking dress
Put, lower isolation locking device and rotating mechanism.Upper isolation locking device is identical with the structure of lower isolation locking device, and the two
All it is fixed on isolation locking system shell 43.The seat that rotating mechanism is fixed on the end near the chair back 1 for the seat board 3 for one end props up
Strut 32, as shown in figure 3, and Seat support bar 32 is coplanar with seat board 3.After controller 15 controls motor 44 to rotate, motor
44 drive seat boards 3 rotate, and Seat support bar 32 rotates with seat board 3.
Upper isolation locking device include isolate lock body 121, upper travel mechanism, the upper blocking mechanism that can rotate, can
Upper isolation drive mechanism that is mobile and sending a signal to controller 15 of travel mechanism in driving, and blocking mechanism can be made multiple
The upper isolation resetting-mechanism of position, as shown in Fig. 9 Figure 12.Upper travel mechanism includes upper connecting rod 127.Upper blocking mechanism includes gear
Block 128, upper block 128 center is provided with the upper block rotating shaft 129 that rotation is fixed on isolation lock body 121, upper block rotating shaft 129
On be arranged with isolation resetting-mechanism, upper isolation resetting-mechanism can adopt upper block torsion spring 1210.Upper isolation drive mechanism includes
Upper cable quadrant 122, second switch plate 125, the second microswitch 1211 being fixed on isolation lock body 121 and two upper regulations
Device 124.Upper cable quadrant 122 center is provided with the upper cable quadrant rotating shaft 123 that rotation is fixed on isolation lock body 121, second switch
One end of plate 125 is fixed in cable quadrant rotating shaft 123, and the other end of second switch plate 125 has first slope 1251, when upper
When block 128 is located at the initial position stopping upper connecting rod 127, the second microswitch 1211 is pushed down in the bottom of first slope 1251
The second action reed 1212.One end of upper connecting rod 127 is fixed together with upper cable quadrant rotating shaft 123 by upper connecting rod 126.On
Some astragals are arranged with cable quadrant 123, the two ends of line are respectively by two upper adjusters being fixed on upper isolation lock body 121
124 pass.
Similar, lower isolation locking device includes lower isolation lock body 421, lower travel mechanism, the lower stop machine that can rotate
Structure, lower travel mechanism can be driven mobile and lower isolation drive mechanism that is sending a signal to controller, and lower stop can be made
The lower isolation resetting-mechanism of reset, as shown in Figure 9 and Figure 10.Lower travel mechanism includes lower pull bar 427.Lower blocking mechanism bag
Include lower block 428, lower block 428 center is provided with the lower block rotating shaft 429 that rotation is fixed on lower isolation lock body 421, lower block
Lower isolation resetting-mechanism is arranged with rotating shaft 429, lower isolation resetting-mechanism can adopt lower block torsion spring 4210.Lower isolation drive machine
Structure includes drop-down drum (not shown), the 4th switchboard (not shown), the 4th microswitch being fixed on lower isolation lock body 421
(not shown) and two lower adjuster (not shown).Drop-down drum (not shown) center is provided with rotation and is fixed on lower isolation lock body
Drop-down drum rotating shaft (not shown) on 421, one end of the 4th switchboard (not shown) is fixed on drop-down drum rotating shaft and (schemes not
Show) on, the other end of the 4th switchboard (not shown) has the second slope (not shown), and block 428 is located at and stops down instantly
During the initial position of pull bar 427, the 4th action of the 4th microswitch (not shown) is pushed down in the bottom of the second slope (not shown)
Reed (not shown).One end of lower pull bar 427 is fixed on one by lower link (not shown) and drop-down drum rotating shaft (not shown)
Rise.Some astragals are arranged with drop-down drum (not shown), the two ends of line are respectively by two being fixed on lower isolation lock body 421
Lower adjuster (not shown) passes.
The course of work of this isolation locking system 1243 be described below:
When Seat support bar 32 is located between upper isolation locking device and lower isolation locking device, upper block 128 is located at
Initial position, that is, upper block 128 blocks the free end of upper connecting rod 127, the bottom of the first slope 1251 of second switch plate 125
Portion pushes down the second action reed 1212 of the second microswitch 1211, now upper connecting rod 127 cannot upstop 128 direction move
Dynamic；Lower block 428 is located at initial position, that is, lower block 428 blocks the free end of lower pull bar 427, (figure is not for the 4th switchboard
Show) the bottom of the second slope (not shown) push down the 4th action reed (not shown) of the 4th microswitch (not shown), this
At present pull bar 427 cannot downwards block 428 direction move.
When upper level control module sends the instruction that seat seat board 3 is set level, controller receives and instructs and control seat board 3
Rotate down, drive Seat support bar 32 to be rotated up.Seat support bar 32 can promote block 128 during being rotated up
It is rotated up around upper block rotating shaft 129, until Seat support bar 32 turns to horizontality back seat support bar 32 and upper gear
Block 128 all stops operating.Now, seat board 3 is located at horizontality, and upper block 128 does not block upper connecting rod 127,
As shown in Figure 9.If this when, seat there occurs fault, need seat board 3 to be electrically insulated and mechanical isolation, to facilitate dimension
Repair, then a upper adjuster 124 can be pulled so that upper cable quadrant 122 turns to a direction with manually operated disconnecting switch 14
Dynamic, drive upper connecting rod 127 to move near the direction of upper block 128, the first slope 1251 of second switch plate 125 other end by
Gradually unclamp the second action reed 1212 of the second microswitch 1211, when upper connecting rod 127 moves near the direction of upper block 128
Seat support bar 32 can be limited when to the limit rock downwards, realize the mechanical isolation to seat board 3, and now second switch
The first slope 1251 of plate 125 other end completely disengages from the second action reed 1212 of the second microswitch 1211, the second fine motion
Switch 1211 transmission isolation puts signal in place to controller 15, and controller 15 automatically cuts off logical and upper level control module between
Letter, realizes the electric isolution between seat and upper level control module.When maintenance finishes, need again recovery controller 15 and upper
Level control module between communication when, adjuster 124 on another can be pulled, make bracing wire with manually operated disconnecting switch 14
Disk 122 rotates round about, drives upper connecting rod 127 to move to the direction away from upper block 128, second switch plate 125 is another
The first slope 1251 at end gradually extrudes the second action reed 1212 of the second microswitch 1211, when upper connecting rod 127 to away from
The direction of upper block 128 can release the restriction to Seat support bar 32 when moving to the limit, thus releasing the machine to seat board 3
Tool is isolated, and the first slope 1251 of now second switch plate 125 other end is pushed down the second of the second microswitch 1211 and moved
Make reed 1212, the second microswitch 1211 sends and recovers signal to controller 15, and controller 15 recovers to control mould with upper level
Communication between block, thus release the electric isolution between seat and upper level control module.
When upper level control module sends the instruction that seat seat board 3 is dug, controller 15 receives and instructs and control seat
Plate 3 is rotated up, and drives Seat support bar 32 to rotate down.Seat support bar 32 can promote lower block during rotating down
428 rotate down around lower block rotating shaft 429, until Seat support bar 32 turn to tip-up state back seat support bar 32 and under
Block 428 all stops operating.Now, seat board 3 is located at tip-up state, and lower block 428 has not blocked lower pull bar 427
, as shown in Figure 10.If this when, seat there occurs fault, need seat board 3 to be electrically insulated and mechanical isolation, with side
Just keep in repair, then a lower adjuster (not shown) can be pulled so that drop-down drum (is schemed not with manually operated disconnecting switch 14
Show) rotate to a direction, drive lower pull bar 427 to move near the direction of lower block 428, the 4th switchboard (not shown) is another
The second slope (not shown) of one end gradually unclamps the 4th action reed (not shown) of the 4th microswitch (not shown), instantly
Pull bar 427 can limit Seat support bar 32 when moving to the limit to the direction of close lower block 428 and rock upwards, realize seat
The mechanical isolation of plate 3, and the second slope (not shown) of now the 4th switchboard (not shown) other end completely disengages from the 4th
4th action reed (not shown) of microswitch (not shown), the 4th microswitch (not shown) send isolation put in place signal to
Controller 15, controller 15 automatically cuts off the communication and upper level control module between, realizes seat and upper level control module
Between electric isolution.When maintenance finishes, when needing communication between recovery controller 15 and upper level control module again, permissible
Manually operated disconnecting switch 14, pulls another lower adjuster (not shown), so that drop-down drum (not shown) is turned round about
Dynamic, drive lower pull bar 427 to move to the direction away from lower block 428, the second slope of the 4th switchboard (not shown) other end
(not shown) gradually extrudes the 4th action reed (not shown) of the 4th microswitch (not shown), instantly pull bar 427 to away from
The direction of lower block 428 can release the restriction to Seat support bar 32 when moving to the limit, thus releasing the machine to seat board 3
Tool is isolated, and the second slope (not shown) of now the 4th switchboard (not shown) other end pushes down the 4th microswitch (figure
Do not show) the 4th action reed (not shown), the 4th microswitch (not shown) send recover signal to controller 15, controller
15 recover the communication and upper level control module between, thus releasing the electric isolution between seat and upper level control module.
It is multiple that motor 44 drives the mode that seat board 3 rotates can have, can with motor rotary shaft 441 directly and seat board rotating shaft
21 are connected it is also possible to motor rotary shaft 441 is connected with seat board rotating shaft 21 by a second-stage worm gear worm component again, as Figure 14 institute
Show.Introduce the structure of second-stage worm gear worm component and its periphery below.
As shown in figure 14, the auto-folder seat of this specific embodiment is additionally provided with second-stage worm gear worm component and clutch
Mechanism.Second-stage worm gear worm component includes first order worm screw 71, first order worm gear 72, second level worm screw 73 and second level worm gear
74, the end of first order worm screw 71 connects the rotating shaft of motor 44, and second level worm gear 74 is set on second level worm-wheel shaft 75, the
Second-stage worm gear axle 75 one end is provided with output shaft 76, output shaft 76 one end connecting base plate rotating shaft 21；Clutch can make output shaft
76 are rotated it is also possible to make output shaft 76 not rotate with second level worm-wheel shaft 75 simultaneously.
Wherein, clutch includes extensible member and moving parts, and moving parts can be in second level worm-wheel shaft and output
Mobile inside axle, extensible member one end is fixed on inside output shaft.Extensible member includes one end and is fixed on the pressure within output shaft
Spring 79, moving parts includes push rod 77 and splined shaft 78, and splined shaft 78 one end is provided with the chamber 781 accommodating stage clip 79.Splined shaft 78
Outer surface is provided with spline, and second level worm-wheel shaft inner surface and output shaft inner surface are equipped with the spline being adapted with spline.Can
Promote push rod 77 to move right, drive splined shaft 78 also to move right.When stage clip 79 is in compressive state or stage clip 79 length
During less than preset length, the part spline of splined shaft 78 enters in output shaft 76, still has part spline to stay second level worm gear
In axle 75, the spline and the second level worm-wheel shaft 75 that are now placed in second level worm-wheel shaft 75 coordinate, the flower in output shaft 76
Key is coordinated with output shaft 76, and second level worm-wheel shaft 75 and output shaft 76 are in " conjunction " state, as shown in figure 14, if now electronic
Machine 44 rotates, then second level worm-wheel shaft 75 and output shaft 76 can rotate simultaneously, namely seat board 3 can rotate.When stage clip 79 is in certainly
When so elongation state or stage clip 79 length are not less than preset length, splined shaft 78 is partially disengaged output shaft 76, institute with spline
Spline is had all to stay in second level worm-wheel shaft 75, second level worm-wheel shaft 75 and output shaft 76 are in "Off" state, now no matter the
Whether second-stage worm gear axle 75 rotates, and rotates all without drive output shaft 76, namely seat board 3 is in locking states.
Operate for convenience, rotating mechanism can also be set, rotating mechanism can push away during rotating toward a direction
Dynamic moving parts, can decontrol moving parts during rotating toward rightabout.As shown in figure 14, rotating mechanism includes cam
710 and the handle 711 on camshaft 7103, swing handle 711 can carry moving cam 710 to rotate.Convex in order to better control over
The rotational travel of wheel 710, improves accuracy and the stability of clutch, cam 710 edge is additionally provided with for carrying out to " conjunction " state
The first spacing spacing preiection 7101 and for "Off" state carried out with the second spacing spacing preiection 7102.
The process of clutch be described in detail below:
(1) by the process of "Off" to " conjunction ":
Rotate clockwise handle 711 so that cam 710 rotates clockwise, promote push rod 77 to move right, drive splined shaft
78 also move right, after the sidewall contact of splined shaft 78 inner chamber 781 is to stage clip 79, with the continuation campaign of push rod 77, stage clip
79 can gradually be compressed, and when cam 710 turns to the first spacing preiection 7101 and withstands push rod 77, push rod 77 is spacing by first
Raised 7101 obstruction and stop operating, now the part spline of splined shaft 78 enters in output shaft 76, still has part spline
Stay in second level worm-wheel shaft 75, the spline being now placed in second level worm-wheel shaft 75 is coordinated with second level worm-wheel shaft 75, is located at
Spline in output shaft 76 is coordinated with output shaft 76, and second level worm-wheel shaft 75 and output shaft 76 are in " conjunction " state, as Figure 14 institute
Show.
(2) by the process of " conjunction " to "Off":
Rotate counterclockwise handle 711 so that cam 710 rotates counterclockwise, decontrol push rod 77, stage clip 79 resilience, splined shaft
78 and push rod 77 be moved to the left in the presence of elastic force, when cam 710 turns to the second spacing preiection 7102 and withstands push rod 77,
Push rod 77 is subject to the obstruction of the second spacing preiection 7102 to stop operating, and now the second level all stayed by all splines of splined shaft 78
In worm-wheel shaft 75, second level worm-wheel shaft 75 and output shaft 76 are in "Off" state.
As can be seen here if it is desired to seat board 3 locking at a certain position, seat board 3 can be worked as and turn to control during this position
Motor 44 stops operating, and then makes second level worm-wheel shaft 75 and output shaft 76 be in "Off" state by swing handle 711, this
Sample seat board 3 just locking at this position.Therefore, this specific embodiment is capable of seat board 3 any position in rotation process
Put the locking at place, which not only improves the security of seat, particularly in seat power-off or electric fault, can be by seat board 3
Locking gets up, and has both improve security, again convenient maintenance.
Claims (10)
1. a kind of auto-folder seat, including the seat board that can rotate it is characterised in that: also include locking system and be used for controlling
The controller that seat board rotates, locking system includes locking device and lower locking device；When seat board turns to flattened state, on
Locking device carries out locking to seat board automatically；When seat board turns to tip-up state, lower locking device is locked to seat board automatically
Close.
2. auto-folder seat according to claim 1 it is characterised in that: also include the lock pin fixing with seat board, lock
Close that device is identical with the structure of lower locking device, trigger mechanism that upper locking device includes rotating, be used for driving triggering machine
Drive mechanism, switch and the locking mechanism that can rotate that structure rotates, trigger mechanism is included for making answering of trigger mechanism reset
Position part, trigger mechanism trigger switch can send unlocking signal to controller, locking mechanism and triggering machine in rotation process
It is flexibly connected between structure, when relatively rotating between locking mechanism and trigger mechanism, locking mechanism and trigger mechanism can
Separate, lock pin can promote locking mechanism to rotate and can be fixed together with locking mechanism.
3. auto-folder seat according to claim 2 it is characterised in that: described trigger mechanism also includes pusher dog, switch
Plate and rotating shaft, pusher dog and switchboard are each attached in rotating shaft, and reset components are sheathed in rotating shaft, and switchboard is during rotating
Trigger switch can send unlocking signal to controller, locking mechanism is provided with the first draw-in groove for engaging pusher dog.
4. auto-folder seat according to claim 2 it is characterised in that: described locking mechanism includes lock fork and rotating shaft,
Lock fork is provided with the first draw-in groove for engaging trigger mechanism and the second draw-in groove for engaging lock pin.
5. auto-folder seat according to claim 4 it is characterised in that: be additionally provided with described lock fork for engaging triggering
3rd draw-in groove of mechanism, when trigger mechanism turns to the position being capable of trigger switch, trigger mechanism snaps in the 3rd draw-in groove.
6. auto-folder seat according to claim 2 it is characterised in that: described locking mechanism includes rotating shaft, in rotating shaft
It is arranged with continuous rotation member, leaving the follow-up rotation member of locking mechanism in lock pin can make locking mechanism be rotated further a segment distance.
7. auto-folder seat according to claim 2 it is characterised in that: described drive mechanism includes electromagnet and can
By the adhesive part of electromagnetic actuation, adhesive part connects trigger mechanism.
8. auto-folder seat according to claim 1 it is characterised in that: also include damper, damper is telescopic
The rotating shaft of one end connecting base plate, other end rotation is fixed.
9. auto-folder seat according to claim 1 it is characterised in that: also include driving that seat board rotates is electronic
Machine, the control of the controlled device of motor.
10. auto-folder seat according to claim 9 it is characterised in that: described controller enters to the electric current of motor
Row detection, during motor rotation, according to following steps execution anti-extrusion method:
S1: judge whether the electric current that this detects exceedes predetermined current: if it does, then carrying out step s2；Otherwise, then repeat
Carry out step s1；
S2: judge whether that the electric current detecting all exceedes predetermined current continuous n time, n is preset times: if it is, being walked
Rapid s3；Otherwise, then control motor to stop operating, and maintain halted state in Preset Time, Preset Time controls after terminating
Motor recovers to rotate, and return to step s1 continues detection；
S3: control seat board to return the initial position of this motion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610993498.5A CN106333536B (en) | 2016-11-10 | 2016-11-10 | Automatic folding seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610993498.5A CN106333536B (en) | 2016-11-10 | 2016-11-10 | Automatic folding seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106333536A true CN106333536A (en) | 2017-01-18 |
| CN106333536B CN106333536B (en) | 2023-06-23 |
Family
ID=57841768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610993498.5A Active CN106333536B (en) | 2016-11-10 | 2016-11-10 | Automatic folding seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106333536B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109910692A (en) * | 2019-03-20 | 2019-06-21 | 天津比亚迪汽车有限公司 | A kind of city bus self-locking tip-up set |
| CN113085685A (en) * | 2021-04-14 | 2021-07-09 | 东莞市勇哥汽车改装用品有限公司 | Automobile seat foot supporting plate |
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| TW200808584A (en) * | 2006-06-09 | 2008-02-16 | Siemens Transportation Systems | Controllable folding seats |
| CN102113785A (en) * | 2011-02-22 | 2011-07-06 | 惠州市百匠座椅有限公司 | Rotary chair |
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| CN104802814A (en) * | 2015-04-17 | 2015-07-29 | 青岛威奥轨道装饰材料制造有限公司 | Turnover seat of railway passenger vehicle |
| CN205577664U (en) * | 2016-04-28 | 2016-09-14 | 南京康尼机电股份有限公司 | EMUs stopper sliding door linkage reverse anchor device |
| CN206423844U (en) * | 2016-11-10 | 2017-08-22 | 中车唐山机车车辆有限公司 | A kind of auto-folder seat |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW200808584A (en) * | 2006-06-09 | 2008-02-16 | Siemens Transportation Systems | Controllable folding seats |
| CN102113785A (en) * | 2011-02-22 | 2011-07-06 | 惠州市百匠座椅有限公司 | Rotary chair |
| CN204132869U (en) * | 2014-10-20 | 2015-02-04 | 安吉县盛信办公家具有限公司 | A kind of chair base structure arranging chair |
| CN104802814A (en) * | 2015-04-17 | 2015-07-29 | 青岛威奥轨道装饰材料制造有限公司 | Turnover seat of railway passenger vehicle |
| CN205577664U (en) * | 2016-04-28 | 2016-09-14 | 南京康尼机电股份有限公司 | EMUs stopper sliding door linkage reverse anchor device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109910692A (en) * | 2019-03-20 | 2019-06-21 | 天津比亚迪汽车有限公司 | A kind of city bus self-locking tip-up set |
| CN113085685A (en) * | 2021-04-14 | 2021-07-09 | 东莞市勇哥汽车改装用品有限公司 | Automobile seat foot supporting plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106333536B (en) | 2023-06-23 |
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