CN112078442B - Parallel unlocking easy-entry module - Google Patents
Parallel unlocking easy-entry module Download PDFInfo
- Publication number
- CN112078442B CN112078442B CN202011002606.0A CN202011002606A CN112078442B CN 112078442 B CN112078442 B CN 112078442B CN 202011002606 A CN202011002606 A CN 202011002606A CN 112078442 B CN112078442 B CN 112078442B
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- Prior art keywords
- unlocking
- easy
- entry
- arm
- slide rail
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/08—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable characterised by the locking device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/04—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable
- B60N2/06—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the whole seat being movable slidable
- B60N2/07—Slide construction
- B60N2/0722—Constructive details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/90—Details or parts not otherwise provided for
- B60N2/919—Positioning and locking mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/90—Details or parts not otherwise provided for
- B60N2/919—Positioning and locking mechanisms
- B60N2002/952—Positioning and locking mechanisms characterised by details of the locking system
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- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
Abstract
The invention provides a parallel unlocking easy-entry module which comprises an easy-entry module and a manual slide rail unlocking module, wherein the easy-entry module and the manual slide rail unlocking module are manufactured independently of a slide rail assembly; an unlocking synchronous rod in the manual slide rail unlocking module is connected with the easy-entry module, and both the easy-entry module and the manual slide rail unlocking module can independently act on an unlocking pin in a slide rail locking mechanism in the slide rail assembly to unlock the slide rail locking mechanism. The module that easily enters adopts the modularized design like this, is convenient for make, install and change, and can not exert an influence to current slide rail manufacturing process. Meanwhile, the easy-entry module and the manual slide rail unlocking module are not affected mutually, and the unlocking handle cannot be lifted in the easy-entry process.
Description
Technical Field
The invention relates to the technical field of vehicle seats, in particular to a parallel unlocking easy-entry module.
Background
At present, SUV and MPV vehicle types need two rows of slide rails to have the function of easily entering in order to ensure the entering of three rows of passengers. The release mechanism that current mechanism realized easily entering function establishes ties with the unblock of Comfort stroke, and in easily entering stroke, the handle can be lifted, has the interference risk with the seat basin of seat, and is high to the space requirement to the interior Z of car. In addition, the parts required for realizing the Pitch function are in bulk and cannot be shared.
For some compact or flip-back SUV and MPV models, because of limited space inside the vehicle, referring to fig. 1, when the seat back 1 is to be prevented from interfering with the roof 2 after being flipped up in order to realize easy entry and exit of three rows of passengers, the seat 3 needs to slide forward for a certain distance before completely flipping up the seat back 1. In addition, when the seat back 1 is turned up, the sink of the seat pan 4 may cause the interference between the seat pan 4 and the unlocking handle 5, and it is necessary to ensure that the unlocking handle 5 does not lift up in the range in which the seat pan 4 sinks. In addition, two-gear travel needs to be distinguished in order to ensure the comfort and safety of passengers.
In implementing such a mechanism for achieving the easy entry function for the second row of seats, the following must be considered:
1. how to solve the problem of rapid entrance and exit of the third row of passengers in compact or hatchback models?
2. How to ensure that the easy entry travel unlatching handle does not lift?
3. How to implement a two-gear stroke to ensure comfort and safety of passengers?
Disclosure of Invention
In order to solve the technical problem, the invention provides a parallel unlocking easy-entry module which adopts a modular design and is convenient to manufacture, install and replace. Meanwhile, the unlocking handle is not tilted when the seat basin is easy to enter and adjust, so that the seat basin is not interfered, and the space is saved.
The invention provides a parallel unlocking easy-entry module which comprises an easy-entry module and a manual slide rail unlocking module, wherein the easy-entry module and the manual slide rail unlocking module are manufactured independently of a slide rail assembly, and a fixing support in the manufactured easy-entry module is arranged on an upper slide rail in the slide rail assembly by adopting a fastener; an unlocking synchronous rod in the manual slide rail unlocking module is connected with the easy-entry module, and both the easy-entry module and the manual slide rail unlocking module can independently act on an unlocking pin in a slide rail locking mechanism in the slide rail assembly to unlock the slide rail locking mechanism. The module that easily enters adopts the modularized design like this, is convenient for make, install and change, and can not exert an influence to current slide rail manufacturing process. Meanwhile, the easy-entry module and the manual slide rail unlocking module are not affected mutually, and the unlocking handle cannot be lifted in the easy-entry process.
In a preferred embodiment of the present invention, the easy entry module comprises:
a fixed bracket;
the easy-entry unlocking assembly is axially arranged on the fixed support and is connected with an easy-entry inhaul cable or a trigger, and an easy-entry unlocking driving part is arranged on the easy-entry unlocking assembly;
the unlocking U-shaped support assembly is axially arranged on the fixed support and comprises an unlocking U-shaped support and an unlocking return spring; an unlocking arm is arranged on the unlocking U-shaped bracket; when the easy-entry unlocking is carried out, the easy-entry unlocking driving part acts on the unlocking arm, pushes the unlocking arm to move downwards to act on the unlocking U-shaped bracket and act on an unlocking pin in a sliding rail locking mechanism in the sliding rail assembly, and unlocks the sliding rail locking mechanism; two ends of the unlocking reset spring respectively act on the unlocking U-shaped bracket and the fixed bracket;
the manual slide rail unlocking module comprises an unlocking handle, an unlocking synchronous rod, an unlocking rod and an unlocking spring, wherein the unlocking synchronous rod is fixedly connected with the handle, the unlocking rod is fixed on the unlocking synchronous rod, the end part of the unlocking synchronous rod penetrates through a rotating hole in the fixed support, one end of the unlocking spring acts on the unlocking rod, and the other end of the unlocking spring acts on an upper slide rail of the slide rail assembly; when the unlocking is carried out manually, the unlocking rod acts on the unlocking arm on the unlocking U-shaped support to move downwards and act on an unlocking pin in a sliding rail locking mechanism in the sliding rail assembly, and the sliding rail locking mechanism is unlocked.
In a preferred embodiment of the present invention, the unlocking U-shaped bracket has a U-shaped axial end, and the U-shaped axial end and the unlocking arm are respectively disposed on two sides or on the same side of the unlocking U-shaped bracket; the shaft end of the U-shaped structure is provided with two shaft arms, the two shaft arms are respectively provided with a shaft hole, and the shaft holes on the two shaft arms are coaxial; a through hole and a drawing hole are respectively arranged on the two bracket arms which are axially arranged at the position of the unlocking U-shaped bracket assembly corresponding to the fixed bracket, the through hole and the drawing hole are coaxial, and an internal thread is arranged in the drawing hole; the shaft-arranged end of the unlocking U-shaped bracket in a U-shaped structure is arranged between the two bracket arms of the fixed bracket through a shaft hole, a through hole, an unlocking reset spring, the other shaft hole and a shaft-arranged bolt of a drawing hole which sequentially pass through the shaft hole, the through hole and the unlocking reset spring; the shaft of the unlocking U-shaped support which is in a U-shaped structure is provided with an end which rotates around the shaft provided with the bolt.
In a preferred embodiment of the present invention, a sleeve is sleeved on the axle bolt, and the sleeve is sleeved on the axle bolt, and two ends of the sleeve in the axial direction penetrate through the two shaft holes to contact with inner surfaces of the two bracket arms of the fixed bracket, so as to prevent the two bracket arms of the fixed bracket from being retracted after the axle bolt is tightened, and thus the unlocking U-shaped bracket cannot rotate.
In a preferred embodiment of the present invention, the unlocking return spring is a torsion spring, a ring portion of the torsion spring is sleeved on the sleeve and located between the two axially-arranged arms, a spring hook at one end of the torsion spring is hooked in a spring slot in the unlocking U-shaped bracket, and a spring hook at the other end is hooked in a spring hook hole on a bracket arm of the fixing bracket.
In a preferred embodiment of the present invention, the easy entry module further comprises:
the segmented travel stop point support is axially arranged on the fixed support, segmented travel stop points are arranged on the segmented travel stop point support, the segmented travel stop points are matched with front travel stop points of a front support of the slide rail assembly to divide a seat sliding travel into two segments, when the segmented travel stop points are not lifted, the segmented travel stop points are matched with the front travel stop points on the front support of the slide rail assembly to limit the seat sliding travel in a first travel, and after the segmented travel stop points are lifted, the segmented travel stop points pass the front travel stop points on the front support of the slide rail assembly after the first segment of travel is finished, so that the seat enters a second travel to slide;
the two ends of the sectional stroke stop point support are respectively acted on the sectional stroke stop point support and the fixed support;
the easy-entry unlocking assembly is also provided with a subsection stroke driving part, when the seat needs to enter a second section of stroke, the easy-entry unlocking assembly acts, and the subsection stroke blocking point support is driven to turn over by the subsection stroke driving part so as to lift the subsection stroke blocking point.
In a preferred embodiment of the present invention, a pair of stop point supporting flanges are disposed on the bracket arm at the position of the segmented stroke stop point bracket corresponding to the fixed bracket, a stop point connecting hole is formed on each stop point supporting flange, and the segmented stroke stop point bracket is disposed between the pair of stop point supporting flanges by passing through the two stop point connecting holes and the segmented stroke stop point bracket rotating shaft.
In a preferred embodiment of the present invention, the segmented stroke stop point bracket return spring has a U-shaped spring arm and two torsion spring portions located at two ends of the U-shaped spring arm, the two torsion spring portions are sleeved on the segmented stroke stop point bracket rotating shaft and located in the segmented stroke stop point bracket, the ends of the two torsion spring portions act on the segmented stroke stop point bracket, and the U-shaped spring arm acts on a bracket arm of the fixed bracket corresponding to the position where the fixed bracket is axially located at the segmented stroke stop point bracket.
In a preferred embodiment of the present invention, the easy-entry unlocking assembly comprises an easy-entry unlocking arm rotating shaft and an easy-entry unlocking arm assembly, wherein one end of the unlocking arm rotating shaft is pivoted on a support arm of the fixed bracket, and the other end of the unlocking arm rotating shaft is fixedly connected with the easy-entry unlocking arm assembly; the easy-entry unlocking arm assembly is axially arranged on the other bracket arm of the fixed bracket.
In a preferred embodiment of the present invention, the easy-entry unlocking arm assembly comprises an easy-entry unlocking arm and a cushion block, wherein a connection hole connected with the easy-entry cable or trigger is arranged at the upper part of one side of the easy-entry unlocking arm, a square hole is arranged at the lower part of the side of the easy-entry unlocking arm, the easy-entry unlocking driving part is arranged at the other side of the easy-entry unlocking arm, and the segmented stroke driving part is arranged at the middle position of the easy-entry unlocking arm; the cushion block is welded at the position where the easy-entry unlocking arm is provided with the square hole, the periphery of the cushion block is circular, and the cushion block is axially arranged on the other support arm of the fixed support; the rotation shaft of the easy-entry unlocking arm is abutted against the square shaft arranged on the easy-entry unlocking arm, and the square shaft is inserted into the square hole of the easy-entry unlocking arm in an interference fit mode.
In a preferred embodiment of the invention, a square hole with the same size as the square hole of the easy-to-enter unlocking arm is also arranged in the cushion block, and the square shaft is also inserted into the square hole of the cushion block in an interference fit mode.
Due to the adoption of the technical scheme, compared with the existing easy-entry mechanism, the invention has the following advantages:
1. the modularized design is convenient to manufacture, install and replace, and the manufacturing process of the existing slide rail is not influenced.
2. The unlocking of the sliding rail locking mechanism by the easily-entering adjusting seat and the unlocking of the sliding rail locking mechanism by the handle when the seat is adjusted in comfort can be realized, so that the easily-entering adjusting seat can not upwarp the handle in the unlocking process of the sliding rail locking mechanism, the space is saved to the maximum extent, and the influence on the appearance is avoided. Meanwhile, the comfort adjusting slide rail unlocking function and the easy-entry slide rail unlocking function are mutually independent, and the adjustment and the control of the functions are facilitated.
3. Can realize two-gear stroke and ensure the safety and comfort of passengers.
4. The easy-to-enter unlocking mode is not limited, and the unlocking mode can be manual or electric.
Drawings
Fig. 1 is a schematic diagram of a second row seat turning in a compact or lift-back type SUV or MPV vehicle.
Fig. 2 is a schematic structural diagram of a parallel unlocking easy-entry module according to the present invention.
Fig. 3 is an exploded view of the manual slide unlocking module and the slide assembly according to the present invention.
Fig. 4 is a cross-sectional view of the slide rail assembly of the present invention.
Fig. 5 is a schematic diagram of the structure of the easy entry module in the parallel unlocking easy entry module according to the present invention.
Fig. 6 is an exploded view of an easy entry module in the parallel unlock easy entry module of the present invention.
Fig. 7 is an exploded view of the mounting bracket of the present invention.
Fig. 8 is an assembly view of the fixing bracket, the sectional stroke stop point bracket return spring and the rotating shaft according to the present invention.
Fig. 9 is an exploded view of the unlocking U-shaped bracket assembly of the present invention.
FIG. 10 is an exploded view of the easy entry release arm assembly of the present invention.
Fig. 11 is a schematic diagram of the working principle of the parallel unlocking easy-entry module of the present invention.
Fig. 12 is an unlocking operation diagram of the manual slide rail unlocking module according to the invention.
Fig. 13 is a schematic view of an unlocking operation of the easy entry module of the present invention.
FIG. 14 is a schematic view of the parallel unlocking easy entry module of the present invention in a first stroke state.
Fig. 15 is a schematic view of the parallel unlocking easy entry module of the present invention in a second stroke state.
Fig. 16 is a schematic view of the sectional stroke driving part on the easy-entry unlocking assembly driving the sectional stroke stop point bracket when the parallel unlocking easy-entry module is in the second stroke.
Detailed Description
The invention is further described below in conjunction with the appended drawings and detailed description.
Referring to fig. 2, a parallel unlock easy entry module is shown, comprising an easy entry module 100 and a manual sled unlock module 200, the easy entry module 100 and the manual sled unlock module 200 being manufactured separately from the sled assembly 300.
The fixing bracket 110 of the manufactured easy entry module 100 is mounted on the upper rail of the rail assembly 300 using a fastener such as a bolt 100 a; the end of the unlocking synchronization rod 210 in the manual slide rail unlocking module 200 passes through the unlocking spring 240 and then is hinged to the fixed support 110 in the easy-entry module 100, so that the easy-entry module 100 and the manual slide rail unlocking module 200 can independently act on the unlocking pin 353 in the slide rail locking mechanism in the slide rail assembly 300 to unlock the slide rail locking mechanism. Both the easy entry module 100 and the manual slide rail unlocking module 200 adopt a modular design, so that the manufacture, installation and replacement are convenient, and the existing slide rail manufacturing process is not influenced. Meanwhile, the easy entry module 100 and the manual slide rail unlocking module 200 are not affected by each other, and the unlocking handle cannot be lifted in the easy entry process.
The installation manner between the easy entry module 100 and the slide assembly 300 and the linkage manner between the manual slide unlocking module 200 and the easy entry module 100 will be described in detail below.
With continued reference to fig. 2, the fixed bracket 110 in the easy entry module 100 is mounted to the upper track 310 in the track assembly 300 using fasteners, such as a pair of bolts 100 a.
Referring to fig. 2 to 4 in combination, the slide rail assembly 300 includes an upper slide rail 310, a lower slide rail 320, a pair of ball retainers 330, a plurality of balls 331, a front bracket 340, a tooth plate 351 constituting a slide rail locking mechanism, a pair of locking springs 352 and a lock release 353, the upper slide rail 310 and the lower slide rail 320 are slidably disposed together by the pair of ball retainers 330 and the plurality of balls 331, and the pair of ball retainers 330 retain the balls 331.
The locking teeth on the tooth plate 351 penetrate through the lower rail tooth window 321 in the lower slide rail 320 and are inserted into the upper rail tooth window 311 of the upper slide rail 310; the lower end of the unlocking pin 353 is fixed to the tooth plate 351, the upper end of the unlocking pin 353 passes through the unlocking pin hole 312 of the upper slide rail 310 to be exposed out of the upper surface of the upper slide rail 310, and the pair of locking springs 352 are arranged between the tooth plate 351 and the upper slide rail 310. When the locking is performed, the pair of locking springs 352 moves the tooth plate 351 upward, and the locking teeth on the tooth plate 351 are simultaneously engaged with the lower rack tooth window 321 in the lower slide rail 320 and the upper rack tooth window 311 of the upper slide rail 310, so as to lock the upper slide rail 310 and the lower slide rail 320. During unlocking, the unlocking pin 353 is driven by unlocking force to move downwards, so as to drive the toothed plate 351 to move downwards by overcoming the resistance of the pair of locking springs 352, so that the locking teeth on the toothed plate 351 exit from the lower rail tooth window 321 in the lower sliding rail 320 and the upper rail tooth window 311 of the upper sliding rail 310, and unlocking between the upper sliding rail 310 and the lower sliding rail 320 is realized. After the upper slide rail 310 and the lower slide rail 320 are unlocked, the relative sliding can be realized, so that the seat can be adjusted forwards and backwards.
The front bracket 340 is welded (or riveted by rivets) to the front end of the lower rail 320, and a front travel stop 341 is provided on one side of the front bracket 340. The seat slides backwards and is limited by an upper stop point 313 on the upper slide rail 310 and a lower stop point 322 on the lower slide rail 320, the seat is matched with a front travel stop point 341 on a front bracket 340 of the slide rail assembly 300 through a segmented travel stop point 141a on a segmented travel stop point bracket assembly 140 in the easy entry module 100, the seat sliding travel is divided into two segments, when the segmented travel stop point 141a is not lifted, the segmented travel stop point 141a is matched with the front travel stop point 341 on the front bracket 340 of the slide rail assembly 300, the seat sliding travel is limited in a first travel (see fig. 14), and after the segmented travel stop point 141a is lifted, the segmented travel stop point 141a crosses the front travel stop point 341 on the front bracket 340 of the slide rail assembly 300 after the first segment travel is finished, so that the seat slides in a second travel (see fig. 15).
The manual slide rail unlocking module 200 comprises an unlocking handle 220, an unlocking synchronous rod 210, an unlocking spring 240 (see fig. 2) and an unlocking rod 230, wherein the unlocking synchronous rod 210 is fixedly connected with the handle 220, for example, welded, the unlocking rod 230 is fixedly connected with the end part of the unlocking synchronous rod 210, for example, welded, the end part of the unlocking synchronous rod 210 is axially arranged in an unlocking synchronous rod shaft hole 112a of a bracket arm 112 of the fixed bracket 110 through a rotating bracket cover 250 (see fig. 5), the rotating bracket cover carries out Y-direction limiting on the unlocking synchronous rod 210, and simultaneously, the rotating bracket cover and the bracket arm 111 carry out X-direction limiting and Z-direction limiting on the unlocking synchronous rod 210.
A plastic unlocking head 231 is sleeved on one end of the unlocking rod 230. Referring to fig. 11 and 12 in combination, when manual unlocking is performed (the first unlocking path a in fig. 11), the unlocking head 231 acts on the unlocking arm 121a in the unlocking U-shaped bracket assembly 120 of the easy entry module 100, and when unlocking is performed, the unlocking handle 220 is lifted, the unlocking lever 230 is driven to rotate by the unlocking synchronization rod 210, the rotating unlocking lever 230 presses down the unlocking arm 121a in the unlocking U-shaped bracket assembly 120 of the easy entry module 100 through the unlocking head 231, and further presses down the unlocking pin 353 through the unlocking arm 121a to perform unlocking.
Therefore, the easy-entry module 100 and the manual slide rail unlocking module 200 can independently act on the unlocking pin 353 in the slide rail locking mechanism in the slide rail assembly to unlock the slide rail locking mechanism. Therefore, in the unlocking process of the sliding rail locking mechanism by the easy-to-enter adjusting seat, the handle in the manual sliding rail unlocking module cannot be upwarped, the space is saved to the maximum extent, and the influence on the appearance is avoided. Meanwhile, the comfort adjusting slide rail unlocking function and the easy-entry slide rail unlocking function are mutually independent, and the adjustment and the control of the functions are facilitated.
Referring to fig. 6 to 10, the easy entry module 100 includes an easy entry unlocking assembly 130, an unlocking U-shaped bracket assembly 120, and a segmented travel stop bracket assembly 140 in addition to the fixing bracket 110.
The fixing bracket 110 is U-shaped, and has a bottom wall 111 and two arms 112 and 113 connected to the bottom wall 111 and extending upward, and two ends of the bottom wall 111 are respectively provided with a through hole 111a for passing a pair of bolts 110a, so as to mount the fixing bracket 110 on the upper slide rail 310 in the slide rail assembly 300.
Easy entry unlock assembly 130 includes an easy entry unlock arm pivot shaft 131 and an easy entry unlock arm assembly 132.
The easy entry unlocking arm rotation shaft 131 is constituted by a circular shaft 131a and a square shaft 131b which are coaxial. A hole 113a is formed on the holder arm 113 corresponding to the circular shaft 131a, and a bushing 113b is riveted in the hole 113 a. When assembled, the circular shaft 131a of the unlocking arm rotating shaft 131 is axially disposed in the bush 113b of the holder arm 113 of the fixed holder 110.
Referring specifically to fig. 10, easy entry release arm assembly 132 includes an easy entry release arm 132a, a spacer 132b, and a segmented travel plastic head 132c, wherein an upper portion of one side of easy entry release arm 132a is provided with a coupling hole 132aa for coupling with an easy entry cable and a lower portion of the side is provided with a square hole 132ab, an easy entry release actuator 132ac is provided at the other side of easy entry release arm 132a, and a segmented travel actuator 132ad is provided at a middle position of easy entry release arm 132 a.
The folding direction of the segmented stroke driving portion 132ad and the easy-entry unlocking driving portion 132ac on the easy-entry unlocking arm 132a is opposite. A stopper hole 132ada is provided in the sectional stroke driving portion 132 ad. The subsection stroke plastic head 132c is sleeved on the subsection stroke driving part 132ad in an interference fit mode, and meanwhile, the subsection stroke plastic head 132c is prevented from being separated through the matching of the convex points on the subsection stroke plastic head 132c and the limiting holes 132ada on the subsection stroke driving part 132 ad.
The spacer 132b is welded at a position where the easy-entry unlocking arm 132a is provided with the square hole 132ab and the outer periphery thereof is circular. A hole 113b is formed on the bracket arm 112 corresponding to the pad 132b, and a bushing 113c is riveted in the hole 112 b. When assembled, the outer periphery of the spacer 132b is axially disposed in the bushing 113c on the bracket arm 112 of the fixing bracket 110.
A square hole 132ba having the same size as the square hole 132ab of the easy-entry unlocking arm 132a is also provided in the block 132b, and the square shaft 131b on the easy-entry unlocking arm rotating shaft 131 is inserted into the square hole 132ab of the easy-entry unlocking arm 132a and the square hole 132ba of the block 132b with a clearance fit.
Referring specifically to fig. 6 and 9, the unlocking U-shaped bracket assembly 120 includes an unlocking U-shaped bracket 121, a shaft bolt 122, an unlocking return spring 123, a sleeve 124, two bushings 125, 126, and a plastic unlocking head 127.
The unlocking U-shaped bracket 121 has a U-shaped axial end 121b at one side thereof and an unlocking arm 121a at the other side thereof.
The shaft end 121b of the U-shaped structure has two shaft arms 121ba and 121bb, the two shaft arms 121ba and 121bb are respectively provided with a shaft hole 121baa and 121bb a, the shaft holes 121baa and 121bb a of the two shaft arms 121ba and 121bb are coaxial, and the two bushings 125 and 126 are respectively anchored in the shaft holes 121baa and 121bb a.
Two sides of the unlocking arm 121a parallel to the axial direction thereof are respectively provided with a limit slot 121 aa. The plastic unlocking head 127 is sleeved on the unlocking arm 121a in an interference fit mode, and the plastic unlocking head 127 is prevented from being disengaged through the two limiting clamping grooves 121 aa. The upper surface of the plastic unlocking head 127 constitutes an easy-entry regulation surface 127 a. The distal end of the unlocking arm 121a is provided with a stepped stroke stopper point adjusting surface 121ab,
the bracket arms 112 and 113 axially provided with the unlocking U-shaped bracket 121 corresponding to the fixed bracket 110 are respectively provided with a drawing hole 112e and a through hole 113c, the drawing hole 112e and the through hole 113c are coaxial, and an internal thread 112ea is arranged in the drawing hole 112 e.
During assembly, the shaft-mounted end 121b of the unlocking U-shaped bracket 121, which is in a U-shaped structure, is axially arranged between the two bracket arms 112 and 113 of the fixed bracket 110 through a shaft-mounted bolt 122 which sequentially passes through a through hole 113c, a bushing 125, a ring part 123a of an unlocking return spring 123, a bushing 126 and a drawing hole 112e, the threaded end of the shaft-mounted bolt 122 is screwed on the internal thread 112ea of the drawing hole 112e, and the shaft-mounted bolt 122 is screwed to meet the torque requirement; the shaft-mounted end 121b of the unlocking U-shaped bracket 121, which is in a U-shaped structure, rotates about the shaft-mounted bolt 122.
In order to prevent the two bracket arms 112, 113 of the fixed bracket 110 from being retracted and the unlocking U-shaped bracket 121 from being rotated due to tightening of the shaft bolt 122, a sleeve 124 is fitted over the shaft bolt 122, and both ends 124a of the sleeve 124 in the axial direction are in contact with the inner surfaces a of the two bracket arms 112, 113 of the fixed bracket 110 through two bushings 125, 126.
The unlocking return spring 123 is a torsion spring, a ring part 123a of the torsion spring is sleeved on the sleeve 124 and is positioned between the two axially-arranged arms 121ba and 121bb, a spring hook 123b at one end of the torsion spring is hooked in a spring slot 121c in the unlocking U-shaped bracket 121, and a spring hook 123c at the other end is hooked in a spring hook hole 112f on the bracket arm 112, so that two ends of the unlocking return spring 123 act on the unlocking U-shaped bracket assembly 121 and the fixed bracket 110 respectively.
In addition, an unlocking arm stopper groove 112g is formed in the holder arm 112 of the fixing holder 110, and the unlocking arm 121a passes through the unlocking arm stopper groove 112 g.
The segmented stroke stop support assembly 140 includes a segmented stroke stop support 141, a segmented stroke stop support return spring 142, and a segmented stroke stop support rotational shaft 143.
The segmented stroke stop point support 141 is provided at the bottom thereof with a segmented stroke stop point 141a, the segmented stroke stop point 141a is provided at front and rear sides thereof with flanges 141b and 141c, and the flanges 141b and 141c are provided with shaft holes 141ba and 141ca, respectively. A pair of sectional stroke stop point supporting flanges 113d and 113e are arranged on the bracket arm 113 at the position of the fixed bracket 110 corresponding to the shaft-provided sectional stroke stop point bracket 141, and a sectional stop point connecting hole 113da and 113ea is respectively arranged on each of the sectional stroke stop point supporting flanges 113d and 113 e.
The segmented travel stop bracket return spring 142 has a U-shaped spring arm 142a and torsion spring portions 142b, 142c at the two ends of the U-shaped spring arm 142 a.
The segmented stroke stop point bracket 141 is located between the pair of segmented stroke stop point support flanges 113d, 113e, and the segmented stroke stop point bracket rotating shaft 143 passes through the segmented stop point connecting hole 113da, the shaft hole 141ca, the torsion spring portions 142b, 142c, and the segmented stop point connecting hole 113ea in sequence and then is clamped by a clamp spring (not shown in the figure), so that the segmented stroke stop point bracket 141 is axially arranged between the pair of stop point support flanges 113d, 113e on the bracket arm 113 of the fixed bracket 100. The ends of the two torsion spring portions 142b, 142c act on the stepped travel stop bracket 141 and the U-shaped spring arm 142a acts on the 111 face of the fixed bracket 100.
With combined reference to fig. 11 (second unlocking path B in the figure) and fig. 13, the operation principle of the easy entry module 100 is as follows: when the unlocking is easy to enter, an easy-entry pull rope or a trigger pulls the easy-entry unlocking arm 132a, the easy-entry unlocking arm 132a rotates against the pointer, the easy-entry unlocking driving part 132ac on the easy-entry unlocking arm 132a moves downwards to act on the plastic unlocking head 127 to press down the plastic unlocking head 127, and at the moment, the unlocking U-shaped support 121 rotates clockwise around the shaft bolt 122; after the plastic unlocking head 127 is pressed down, the plastic unlocking head acts on an unlocking pin 353 in the slide rail locking mechanism in the slide rail assembly and presses down the unlocking pin 353 to unlock the slide rail locking mechanism. At the moment, the seat can slide in the first stroke, and the unlocking return spring 123 is subjected to torsional energy storage. Once the easy-entry inhaul cable is loosened, the easy-entry unlocking force on the plastic unlocking head 127 disappears, the unlocking return spring 123 releases energy, the unlocking U-shaped support 121 is driven to rotate anticlockwise around the shaft bolt 122, the plastic unlocking head 127 is separated from being in contact with an unlocking pin 353 in a sliding rail locking mechanism in the sliding rail assembly, the unlocking pin 353 resets, and the sliding rail locking mechanism returns to the locking state (described above).
If the seat needs to enter the second stroke, the easy-entry stay cable pulls the easy-entry unlocking arm 132a, the easy-entry unlocking arm 132a rotates against the pointer, the segmented stroke plastic head 132c on the easy-entry unlocking arm 132a moves downwards, the segmented stroke stop point support 141 is driven to rotate around the segmented stroke stop point support rotating shaft 143, the segmented stroke stop point 141a on the segmented stroke stop point support 141 is lifted upwards and goes over the front stroke stop point 341 on the front support 340 of the slide rail assembly 300, and the seat enters the second stroke to slide.
The parallel unlocking Easy-Entry module is suitable for two rows of seats with Easy Entry functions at present, can be integrated on a main flow sliding rail platform unlocked by an unlocking pin at present, and is not limited to manual or electric unlocking modes.
Claims (9)
1. A parallel unlocking easy-entry module comprises an easy-entry module and a manual slide rail unlocking module, wherein the easy-entry module and the manual slide rail unlocking module are manufactured independently of a slide rail assembly, and a fixing support in the manufactured easy-entry module is installed on an upper slide rail in the slide rail assembly by adopting a fastening piece; an unlocking synchronous rod in the manual slide rail unlocking module is connected with an easy-entry module, and both the easy-entry module and the manual slide rail unlocking module can independently act on an unlocking pin in a slide rail locking mechanism in a slide rail assembly to unlock the slide rail locking mechanism;
the easy entry module includes:
the segmented travel stop point support is axially arranged on the fixed support, segmented travel stop points are arranged on the segmented travel stop point support, the segmented travel stop points are matched with front travel stop points on a front support of the slide rail assembly to divide a seat sliding travel into two segments, when the segmented travel stop points are not lifted, the segmented travel stop points are matched with the front travel stop points on the front support of the slide rail assembly to limit the seat sliding travel in a first travel, and after the segmented travel stop points are lifted, the segmented travel stop points pass over the front travel stop points on the front support of the slide rail assembly after the first segment of travel is finished, so that the seat enters a second travel to slide;
the two ends of the sectional stroke stop point support are respectively acted on the sectional stroke stop point support and the fixed support;
the easy entry module further comprises an easy entry unlocking assembly, a subsection stroke driving portion is further arranged on the easy entry unlocking assembly, when the seat needs to enter a second section of stroke, the easy entry unlocking assembly acts, and the subsection stroke blocking point support is driven to turn over through the subsection stroke driving portion so as to lift the subsection stroke blocking point.
2. A parallel unlock easy entry module as set forth in claim 1 further comprising:
a fixed bracket;
the easy-entry unlocking assembly is axially arranged on the fixed support and is connected with an easy-entry inhaul cable or a trigger, and an easy-entry unlocking driving part is arranged on the easy-entry unlocking assembly;
the unlocking U-shaped support assembly is axially arranged on the fixed support and comprises an unlocking U-shaped support and an unlocking return spring; an unlocking arm is arranged on the unlocking U-shaped bracket; when the easy-entry unlocking is carried out, the easy-entry unlocking driving part acts on the unlocking arm, pushes the unlocking arm to move downwards to act on the unlocking U-shaped bracket and act on an unlocking pin in a sliding rail locking mechanism in the sliding rail assembly, and unlocks the sliding rail locking mechanism; two ends of the unlocking reset spring respectively act on the unlocking U-shaped bracket and the fixed bracket;
the manual slide rail unlocking module comprises an unlocking handle, an unlocking synchronous rod, an unlocking rod and an unlocking spring, wherein the unlocking synchronous rod is fixedly connected with the handle, the unlocking rod is fixed on the unlocking synchronous rod, the end part of the unlocking synchronous rod penetrates through a rotating hole formed in the fixed support, one end of the unlocking spring acts on the unlocking rod, and the other end of the unlocking spring acts on an upper slide rail of the slide rail assembly; when the unlocking is carried out manually, the unlocking rod acts on the unlocking arm on the unlocking U-shaped support to move downwards and act on an unlocking pin in a sliding rail locking mechanism in the sliding rail assembly, and the sliding rail locking mechanism is unlocked.
3. The parallel unlocking easy-entry module according to claim 2, wherein the unlocking U-shaped bracket has a U-shaped axial end, and the U-shaped axial end and the unlocking arm are respectively disposed on two sides or on the same side of the unlocking U-shaped bracket; the shaft end of the U-shaped structure is provided with two shaft arms, the two shaft arms are respectively provided with a shaft hole, and the shaft holes on the two shaft arms are coaxial; a through hole and a drawing hole are respectively arranged on the two bracket arms at the position of the unlocking U-shaped bracket assembly corresponding to the fixed bracket, the drawing hole is coaxial with the through hole, and an internal thread is arranged in the drawing hole; the shaft-arranged end of the unlocking U-shaped bracket in a U-shaped structure is arranged between the two bracket arms of the fixed bracket through a shaft-arranged bolt which sequentially passes through a through hole, a shaft hole, an unlocking reset spring, the other shaft hole and a drawing hole, the thread end of the shaft-arranged bolt is screwed on the internal thread of the drawing hole, and the shaft-arranged bolt is screwed tightly to meet the torque requirement; the shaft of the unlocking U-shaped support which is in a U-shaped structure is provided with an end which rotates around the shaft provided with the bolt.
4. The parallel unlocking easy-entry module according to claim 3, wherein a sleeve is sleeved on the shaft bolt, the sleeve is sleeved on the shaft bolt, and two ends of the sleeve in the axial direction penetrate through the two shaft holes to be in contact with the inner surfaces of the two bracket arms of the fixed bracket, so that the two bracket arms of the fixed bracket are prevented from being inwardly retracted after the shaft bolt is screwed down, and the unlocking U-shaped bracket cannot rotate.
5. The parallel unlocking easy-entry module according to claim 4, wherein the unlocking return spring is a torsion spring, a ring portion of the torsion spring is sleeved on the sleeve and located between the two axially-arranged arms, a spring hook at one end of the torsion spring is hooked in a spring slot in the unlocking U-shaped bracket, and a spring hook at the other end of the torsion spring is hooked in a spring hook hole in one bracket arm of the fixed bracket.
6. The parallel unlocking easy-entry module according to claim 5, wherein a pair of stop point support flanges are arranged on the support arm at the position of the segmented stroke stop point support on the corresponding shaft of the fixed support, a stop point connecting hole is formed on each stop point support flange, and the segmented stroke stop point support rotating shaft passes through the two stop point connecting holes and the shaft hole on the segmented stroke stop point support, so that the segmented stroke stop point support shaft is arranged between the pair of stop point support flanges.
7. The parallel unlocking easy-entry module according to claim 5, wherein the segmented stroke stop support return spring has a U-shaped spring arm and two torsion spring portions at two ends of the U-shaped spring arm, the two torsion spring portions are sleeved on the rotating shaft of the segmented stroke stop support and are located in the segmented stroke stop support, the ends of the two torsion spring portions act on the segmented stroke stop support, and the U-shaped spring arm acts on the bottom wall of the fixed support corresponding to the position where the fixed support is axially located on the segmented stroke stop support.
8. The parallel unlocking easy-entry module according to claim 5, wherein the easy-entry unlocking assembly comprises an easy-entry unlocking arm rotating shaft and an easy-entry unlocking arm assembly, one end of the unlocking arm rotating shaft is pivoted on a support arm of the fixed support, and the other end of the unlocking arm rotating shaft is fixedly connected with the easy-entry unlocking arm assembly; the easy-entry unlocking arm assembly is axially arranged on the other bracket arm of the fixed bracket.
9. The parallel unlocking easy-entry module according to claim 8, wherein the easy-entry unlocking arm assembly comprises an easy-entry unlocking arm and a cushion block, a connecting hole connected with the easy-entry inhaul cable is formed in the upper portion of one side of the easy-entry unlocking arm, a square hole is formed in the lower portion of the side of the easy-entry unlocking arm, the easy-entry unlocking driving portion is arranged on the other side of the easy-entry unlocking arm, and the segmented stroke driving portion is arranged in the middle of the easy-entry unlocking arm; the cushion block is welded at the position where the easy-entry unlocking arm is provided with the square hole, the periphery of the cushion block is circular, and the cushion block is axially arranged on the other support arm of the fixed support; the rotating shaft of the easy-entry unlocking arm is adjacent to one end of the easy-entry unlocking arm, and a square shaft is arranged at the end, adjacent to the end of the easy-entry unlocking arm, of the easy-entry unlocking arm and is inserted into the square hole of the easy-entry unlocking arm in an interference fit mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011002606.0A CN112078442B (en) | 2020-09-22 | 2020-09-22 | Parallel unlocking easy-entry module |
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|---|---|---|---|
| CN202011002606.0A CN112078442B (en) | 2020-09-22 | 2020-09-22 | Parallel unlocking easy-entry module |
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| CN112078442A CN112078442A (en) | 2020-12-15 |
| CN112078442B true CN112078442B (en) | 2021-11-26 |
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| CN113954707B (en) * | 2021-11-26 | 2023-01-20 | 宁波宝贝第一母婴用品有限公司 | ISOFIX mechanism and safety seat |
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| CN210821918U (en) * | 2019-08-16 | 2020-06-23 | 格拉默车辆座椅(陕西)有限公司 | Double-stroke sliding rail with secondary locking mechanism |
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| US6098946A (en) * | 1998-05-12 | 2000-08-08 | Bertrand Faure Equipements Sa | Slide rail for a vehicle seat with longitudinal setting memory and seat comprising such a slide rail |
| CN206012373U (en) * | 2016-07-28 | 2017-03-15 | 上海延锋江森座椅有限公司 | A kind of easy parallel mop unlocking mechanism for entering seat |
| EP3378696A1 (en) * | 2017-03-23 | 2018-09-26 | Lear Corporation | Track adjuster |
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| CN112078442A (en) | 2020-12-15 |
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Address after: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Applicant after: Kaibo seat mechanical parts Co.,Ltd. Address before: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Applicant before: YANFENG ADIENT SEAT MACHINERY PARTS Co.,Ltd. |
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Effective date of registration: 20210519 Address after: 215500 No.69 Yinhai Road, Southeast street, Changshu City, Suzhou City, Jiangsu Province Applicant after: Kaibo (Changshu) seat mechanical parts Co.,Ltd. Address before: 451 dieqiao Road, Kangqiao Town, Pudong New Area, Shanghai, 200120 Applicant before: Kaibo seat mechanical parts Co.,Ltd. |
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