CN101607533A - The built-in double pin locking device of sliding rail of automobile seat - Google Patents

The built-in double pin locking device of sliding rail of automobile seat Download PDF

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Publication number
CN101607533A
CN101607533A CNA2009101618250A CN200910161825A CN101607533A CN 101607533 A CN101607533 A CN 101607533A CN A2009101618250 A CNA2009101618250 A CN A2009101618250A CN 200910161825 A CN200910161825 A CN 200910161825A CN 101607533 A CN101607533 A CN 101607533A
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CN
China
Prior art keywords
sliding rail
pin
lockset
hole
slide core
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Granted
Application number
CNA2009101618250A
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Chinese (zh)
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CN101607533B (en
Inventor
李峰
张西农
李辉太
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NINGBO SHUANGLIN AUTOMOBILE FITTINGS CO Ltd
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NINGBO SHUANGLIN AUTOMOBILE FITTINGS CO Ltd
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Priority to CN2009101618250A priority Critical patent/CN101607533B/en
Publication of CN101607533A publication Critical patent/CN101607533A/en
Application granted granted Critical
Publication of CN101607533B publication Critical patent/CN101607533B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a kind of built-in double pin locking device of sliding rail of automobile seat, comprise lockset (1), key tool (2), trapped orbit (01), sliding rail (02), side plate (03).The present invention adopts lockset and key tool is set on sliding rail, in lockset, be provided with and drive two pins by slide core, move up and down by key tool control slide core, at the trapped orbit bottom land some lockholes of 2/3 that spacing is two pin spacings are set, during locking, whenever pull the key tool No. one time, has only a technical scheme of inserting trapped orbit bottom land lockhole locking sliding rail in two pins, overcome the complex structure that prior art exists, easy release out of control, the deficiency of no fine adjustment function, the built-in double pin locking device of a kind of sliding rail of automobile seat that is provided, utilize the fine adjustment function and the strong characteristic of round keyhole anti tear power of twin columns pin, make the blocking device of sliding rail of automobile seat, reached and possess fine adjustment function, simple in structure firm, shock resistance, the purpose of anti-release out of control.

Description

The built-in double pin locking device of sliding rail of automobile seat
Technical field
The present invention relates to a kind of blocking device of sliding rail of automobile seat, be meant that specifically a kind of locking, the convenient for unlocking that are used on the manual sliding rail of automobile seat are reliable, the built-in double pin locking device of a kind of sliding rail of automobile seat of fine-tuning seat distance, shock resistance release out of control.
Background technology
The adjustment of the front and back position of automotive seat and locking divide electrodynamic type and manual type by the seat pattern, and automatic seat is adjusting and the locking that realizes seat position by motor driver; Manually seat is by manually pulling the spanner release of the blocking device that is located on the seat slide, rely on manpower to regulate seat position, unclamping spanner locking seat again.The vehicle manual seat blocking device of prior art, there are built-in jack catchs type and side to hang two kinds of jack catchs types, wherein, there is complex structure in the internal card detenting, and assembly technology is complicated, the deficiency that mechanical strength is low, and there is not fine adjustment function, the stroke of position adjustments is difficult to control, slightly one firmly will the excess of stroke, and the driver is difficult for seat is adjusted to comfortable position; The side detenting that hangs tag exists too concentratedly because of mechanism's stress, easily causes the hidden danger of release out of control when auto against, equally also has no fine adjustment function, the stroke heavy handled problem of position adjustments.To sum up, there are the problems and shortcomings of complex structure, easy release out of control, no fine adjustment function in prior art.
Summary of the invention
Problems and shortcomings at above-mentioned prior art existence, the present invention adopts lockset and key tool is set on sliding rail, in lockset, be provided with and drive two pins by slide core, move up and down by key tool control slide core, at the trapped orbit bottom land some lockholes of 2/3 that spacing is two pin spacings are set, during locking, whenever pull the key tool No. one time, has only a technical scheme of inserting trapped orbit bottom land lockhole locking sliding rail in two pins, a kind of built-in double pin locking device of sliding rail of automobile seat is provided, be intended to utilize the fine adjustment function and the strong characteristic of round keyhole anti tear power of twin columns pin, make the blocking device of sliding rail of automobile seat, reach and possess fine adjustment function, simple in structure firm, shock resistance, the purpose of anti-release out of control.
The object of the present invention is achieved like this: the built-in double pin locking device of sliding rail of automobile seat, comprise lockset, key tool, trapped orbit, sliding rail, side plate, wherein: described lockset is made of bearing support, slide core, pin, spring, case, wherein, bearing support is the groove shape steel plate member that two limits are provided with the outer eaves of flanging, along long limit axis, bottom land is provided with two manholes, diameter and pin cylinder bearing fit, on the outer eaves of the flanging on two limits, be arranged with a circular rivet hole and a cylindrical location convex closure; Slide core is a plastics rectangle block member, block four limit oad activities are matched with the inwall of case, height dimension is less than the inner chamber degree of depth of case, block is provided with and cooresponding two the up big and down small circular countersunk head step through-holes of bearing support bottom land lead to the hole site spacing along long limit axis, the big stepped diameters in top is slightly larger than the back-up ring stepped diameters of pin, bottom hole diameter and pin cylinder bearing fit, on the long side face of block, in the position of the circular countersunk head step through-hole of avoiding running through the block upper and lower end face, be provided with three rectangular through-hole of spacing symmetry; Pin is a steel circular cylindrical cylinder member, in the cylinder on the lower side the cylinder of portion position be provided with the back-up ring step that a circle protrudes, the upper end of cylinder is provided with the circular cone chamfering, the lower end is provided with the less circular cone self-locking chamfering of angle; Spring is the cylindroid helical-coil compression spring of round section, and external diameter is slightly less than the big stepped diameters of countersunk head of slide core, and internal diameter is slightly larger than the column diameter of pin; Case is a plastics rectangular thin-wall box-like frame members, box body four limit oads cooperate with bearing support groove inwall is movable, long limit box frame is provided with and cooresponding three the rectangle open-works in the rectangular through-hole position of slide core, the edge is provided with inside barb under the box, the box top is provided with and the cooresponding apical pore in slide core step through-hole position diameter and pin cylinder bearing fit; Spring is inserted in pin upper post body and is positioned on the back-up ring step, place the big step in top of slide core step through-hole, case from top to bottom, the apical pore at box top is inserted in the downward compression spring of pin top cylinder, the barb on edge fastens the bottom of slide core under the box, be subjected to the effect of spring, the bottom of slide core is stretched out in the bottom of two pins, the apical pore at box top is exposed on top, bearing support from bottom to top, two manholes of its bottom land are inserted in the bottom of the pin that stretches out the slide core bottom, and the slide core holder in its groove, is constituted lockset; Described key tool is made of flap, rotating shaft, torsion spring, sled hook plate, off beat cover, and wherein, flap is a steel plate member, the axle sleeve that plate body bottom two ends are provided with the right angle flanging and curl downwards, and top two ends are provided with rivet hole; Rotating shaft is that an end is provided with the cap head, and the other end is provided with the shaft-like steel of the cylinder axle spare of circular cone chamfering; Torsion spring is the cylindrical screw torsion spring of round section; The sled hook plate is the plane steel plate member, front portion two ends of plate body are provided with the axle sleeve that curls along the plane downwards, the stage casing is provided with three outstanding summaries sled hook of bending downwards, width cooperates with the rectangular through-hole activity of described lockset slide core, the spacing correspondent equal of the rectangular through-hole of the slide core of spacing and described lockset, the stage casing at plate body rear portion is provided with outstanding tabular sled handle, and the axis punching press before and after plate body has the reinforcement convex tendon, and the plate body middle part is positioned at reinforcement convex tendon two sides and is provided with the rectangle perforation; The off beat cover is open front, rear closure, and the flats plastics sleeve of hollow, the open front place of sleeve is provided with and prizes the cooresponding non-return hook of rectangle punch position of hook plate; Rotating shaft slide from left to right axle sleeve, the torsion spring of the axle sleeve that passes flap bottom left end, torsion spring, anterior two ends of sled hook plate, the axle sleeve of flap bottom right-hand member, above-mentioned member is fused, the off beat cover is inserted in the sled handle at sled hook plate rear portion, its non-return fastener goes into to prize in the rectangle perforation of hook plate, constitutes the key tool; Described trapped orbit is at the trench bottom of existing specification trapped orbit, along axis, long limit, to press 2/3 spacing of the step through-hole spacing of described lockset slide core, the round keyhole that the uniform circular cone self-locking chamfering that some and described lockset pin cylinder lower end is set cooperates; Described sliding rail is at the top of existing specification sliding rail, along axis, long limit, to set up the perforation, rivet hole and the detent that connect the described lockset of cooperation, and set up the square hole that cooperates three rectangular through-hole connecting described lockset slide core in the side; Described side plate is, connects in existing specification on the side plate of seat and sliding rail to set up the rivet hole that is connected described key tool flap.
Each parts mutual alignment and annexation
Use to connect, the lockset top pin of appearing passes the bearing fit hole that is positioned at the sliding rail top, and lockset places in the sliding rail groove, and eaves and sliding rail are fixed on lockset in the groove of sliding rail the hole riveted outside the two edge break limits of the bearing support of lockset; Key tool flap riveted is fixed on the side plate, and in three rectangular through-hole of the corresponding insertion of three the sled hooks lockset slide core side of key tool sled hook plate, the side plate riveted and fixed is at the top of sliding rail; The jacking that makes progress stretches out the pin below the lockset, the sliding rail slip is inserted in the trapped orbit, because the spacing of trapped orbit bottom land lockhole is 2/3 of a lockset pin spacing, so the time, two pins of merely hitting are under the effect of spring, insert downwards in the trapped orbit bottom land lockhole, another then is fixed the bottom land retaining of track between two lockholes.
Principle of work
External force is pulled the sled handle of key tool sled hook plate downwards, with the rotating shaft is the leverage of fulcrum, the sled hook prizes the slide core of lockset and upwards slides, the make progress back-up ring step of jacking pin of the step of the step through-hole of slide core, compression spring drives pin and moves up, comprise that two pins that insert in the trapped orbit bottom land lockhole are held up simultaneously, the lockset release, sliding rail can move forward and backward along trapped orbit under the effect of external force;
Unclamp the sled handle of key tool sled hook plate, resetted by torsion spring effect sled hook plate, the lockset slide core is resetted by action of the spring, two pins of merely hitting are under the effect of spring, insert downwards in the trapped orbit bottom land lockhole, another then is fixed the bottom land retaining of track between two lockholes, the lockset locking, and sliding rail promptly is locked on the trapped orbit;
External force is very brief to be pulled downwards, unclamps the sled handle of key tool sled hook plate, along trapped orbit sliding rail is imposed external force, the relative position of promptly fine-tuning sliding rail on trapped orbit simultaneously;
Round keyhole possesses stress to be disperseed, the characteristic of unstressed convergent point, do the time spent being subjected to external force, be difficult for taking place stress and concentrate and be torn damage, so tear strength is greater than the lockhole of other geometric configuratioies, therefore, the locking that cooperates of cylindrical pin and round keyhole is collided at automobile, when seat slide is subjected to intense impact, possesses the shock resistance of stronger more failure-free, anti-release ability out of control; In addition, the self-locking chamfering of pin lower end, with the lockhole lock fit time, firm stable, the difficult vibration because of being hit extracted release.
Above-mentioned, the present invention adopts lockset and key tool is set on sliding rail, in lockset, be provided with and drive two pins by slide core, move up and down by key tool control slide core, at the trapped orbit bottom land some lockholes of 2/3 that spacing is two pin spacings are set, during locking, whenever pull the key tool No. one time, has only a technical scheme of inserting trapped orbit bottom land lockhole locking sliding rail in two pins, overcome the complex structure that prior art exists, easy release out of control, the deficiency of no fine adjustment function, the built-in double pin locking device of a kind of sliding rail of automobile seat that is provided, utilize the fine adjustment function and the strong characteristic of round keyhole anti tear power of twin columns pin, make the blocking device of sliding rail of automobile seat, reached and possess fine adjustment function, simple in structure firm, shock resistance, the purpose of anti-release out of control.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of the built-in double pin locking device of sliding rail of automobile seat of the present invention;
Fig. 2 is that the lockset of the built-in double pin locking device of sliding rail of automobile seat of the present invention, the axle that key tool parts cooperate are surveyed scheme drawing;
Fig. 3 is that axle survey scheme drawing is looked up in the back of Fig. 2;
Fig. 4 is that the axle of lock members of the built-in double pin locking device of sliding rail of automobile seat of the present invention is surveyed scheme drawing;
Fig. 5 is that the axle of key tool parts of the built-in double pin locking device of sliding rail of automobile seat of the present invention is surveyed scheme drawing;
Fig. 6 is each member exploded isometric scheme drawing of lock members of the built-in double pin locking device of sliding rail of automobile seat of the present invention;
Fig. 7 is each member exploded isometric scheme drawing of key tool parts of the built-in double pin locking device of sliding rail of automobile seat of the present invention;
Fig. 8 is each parts exploded isometric scheme drawing of the built-in double pin locking device of sliding rail of automobile seat of the present invention;
Fig. 9 is that a kind of axle of application example of the built-in double pin locking device of sliding rail of automobile seat of the present invention is surveyed scheme drawing;
Figure 10 is the principle of work scheme drawing at the locking tense of the built-in double pin locking device of sliding rail of automobile seat of the present invention;
Figure 11 is the principle of work scheme drawing at the release tense of the built-in double pin locking device of sliding rail of automobile seat of the present invention;
Figure 12 is the principle of work scheme drawing that the fine setting of the built-in double pin locking device of sliding rail of automobile seat of the present invention locks tense.
Below in conjunction with the embodiment in the accompanying drawing the present invention is described in further detail, but should not be construed as any limitation of the invention.
Among the figure: lockset 1, bearing support 11, through hole 111, slide core 12, step through-hole 121, rectangular through-hole 122, pin 13, back-up ring step 131, spring 14, case 15, apical pore 151, rectangle open-work 152, key tool 2, flap 21, rotating shaft 22, torsion spring 23, sled hook plate 24, sled hook 241, sled handle 242, rectangle perforation 243, off beat cover 25, trapped orbit 01, lockhole 011, sliding rail 02, side plate 03, pull bar 04.
The specific embodiment
Consult Fig. 1~Figure 12, the built-in double pin locking device of a kind of sliding rail of automobile seat of the present invention, comprise lockset 1, key tool 2, trapped orbit 01, sliding rail 02, side plate 03, wherein: described lockset 1 is by bearing support 11, slide core 12, pin 13, spring 14, case 15 constitutes, wherein, bearing support 11 is the groove shape steel plate member that two limits are provided with the outer eaves of flanging, along long limit axis, bottom land is provided with two manholes 111, diameter and pin 13 cylinder bearing fits, on the outer eaves of the flanging on two limits, be arranged with a circular rivet hole and a cylindrical location convex closure; Slide core 12 is a plastics rectangle block member, block four limit oad activities are matched with the inwall of case 15, height dimension is less than the inner chamber degree of depth of case 15, block is provided with and cooresponding two the up big and down small circular countersunk head step through-holes 121 of bearing support 11 bottom land through holes 111 location gap along long limit axis, the big stepped diameters in top is slightly larger than back-up ring step 131 diameters of pin 13, bottom hole diameter and pin 13 cylinder bearing fits, on the long side face of block, in the position of the circular countersunk head step through-hole 121 of avoiding running through the block upper and lower end face, be provided with three rectangular through-hole 122 of spacing symmetry; Pin 13 is a steel circular cylindrical cylinder member, in the cylinder on the lower side the cylinder of portion position be provided with the back-up ring step 131 that a circle protrudes, the upper end of cylinder is provided with the circular cone chamfering, the lower end is provided with the less circular cone self-locking chamfering of angle; Spring 14 is the cylindroid helical-coil compression spring of round section, and external diameter is slightly less than the big stepped diameters of countersunk head of slide core 12, and internal diameter is slightly larger than the column diameter of pin 13; Case 15 is a plastics rectangular thin-wall box-like frame members, box body four limit oads cooperate with bearing support 11 groove inwalls are movable, long limit box frame is provided with and cooresponding three the rectangle open-works 152 in rectangular through-hole 122 positions of slide core 12, the edge is provided with inside barb under the box, the box top is provided with and the cooresponding apical pore 151 in slide core 12 step through-holes 121 positions diameter and pin 13 cylinder bearing fits; Spring 14 is inserted in pin 13 upper post bodies and is positioned on the back-up ring step 131, place the big step in top of slide core 12 step through-holes 121, case 15 from top to bottom, the apical pore 151 at box top is inserted in the downward compression spring 14 of pin 13 top cylinders, the barb on edge fastens the bottom of slide core 12 under the box, be subjected to the effect of spring 14, the bottom of slide core 12 is stretched out in the bottom of two pins 13, the apical pore 151 at box top is exposed on top, bearing support 11 from bottom to top, two manholes 111 of its bottom land are inserted in the bottom of the pin 13 that stretches out slide core 12 bottoms, and slide core 12 holders in its groove, are constituted lockset 1; Described key tool 2 is made of flap 21, rotating shaft 22, torsion spring 23, sled hook plate 24, off beat cover 25, and wherein, flap 21 is a steel plate member, the axle sleeve that plate body bottom two ends are provided with the right angle flanging and curl downwards, and top two ends are provided with rivet hole; Rotating shaft 22 is that an end is provided with the cap head, and the other end is provided with the shaft-like steel of the cylinder axle spare of circular cone chamfering; Torsion spring 23 is the cylindrical screw torsion spring of round section; Sled hook plate 24 is the plane steel plate member, front portion two ends of plate body are provided with the axle sleeve that curls along the plane downwards, the stage casing is provided with three outstanding summaries sled hook 241 of bending downwards, width cooperates with rectangular through-hole 122 activities of described lockset 1 slide core 12, the spacing correspondent equal of the rectangular through-hole 122 of the slide core 12 of spacing and described lockset 1, the stage casing at plate body rear portion is provided with outstanding tabular sled handle 242, axis punching press before and after plate body has the reinforcement convex tendon, and the plate body middle part is positioned at reinforcement convex tendon two sides and is provided with rectangle perforation 243; Off beat cover 25 is an open front, rear closure, the flats plastics sleeve of hollow, the rectangle that the open front place of sleeve was provided with and the prized hook plate 24 cooresponding non-return hook in 243 positions of boring a hole; Rotating shaft 22 slide from left to right axle sleeve, the torsion spring 23 of the axle sleeve that passes flap 21 bottom left ends, torsion spring 23, sled hook plate 24 anterior two ends, the axle sleeve of flap 21 bottom right-hand members, above-mentioned member is fused, off beat cover 25 is inserted in the sled handle 242 at sled hook plate 24 rear portions, its non-return fastener goes into to prize in the rectangle perforation 243 of hook plate 24, constitutes key tool 2; Described trapped orbit 01 is, trench bottom at existing specification trapped orbit, along axis, long limit, press 2/3 spacing of step through-hole 121 spacings of described lockset 1 slide core 12, the round keyhole 011 that the uniform circular cone self-locking chamfering that some and described lockset 1 pin 13 cylinder lower ends are set cooperates; Described sliding rail 02 is, top at existing specification sliding rail, along axis, long limit, set up the perforation, rivet hole and the detent that connect the described lockset 1 of cooperation, and set up the square hole that cooperates three rectangular through-hole 122 connecting described lockset 1 slide core 12 in the side; Described side plate 03 is, connects in existing specification on the side plate of seat and sliding rail to set up the rivet hole that is connected described key tool 2 flaps 21.
Each parts mutual alignment and annexation
Use and connect, the lockset 1 top pin 13 of appearing passes the bearing fit hole that is positioned at sliding rail 02 top, lockset 1 places in sliding rail 02 groove, and eaves and 02 pair of hole riveted of sliding rail are fixed on lockset 1 in the groove of sliding rail 02 outside the two edge break limits of the bearing support 11 of lockset 1; Key tool 2 flaps 21 riveteds are fixed on the side plate 03, and in three rectangular through-hole 122 of three sled hooks, 241 corresponding insertion lockset 1 slide cores, 12 sides of key tool 2 sled hook plates 24, side plate 03 riveted and fixed is at the top of sliding rail 02; The jacking that makes progress stretches out the pin 13 below the lockset 1, sliding rail 02 slip is inserted in the trapped orbit 01, because the spacing of trapped orbit 01 bottom land lockhole 011 is 2/3 of lockset 1 pin 13 spacings, so the time, two pins 13 of merely hitting are under the effect of spring 14, insert downwards in the trapped orbit 01 bottom land lockhole 011, another then is fixed the bottom land retaining of track 01 between two lockholes 011.
Principle of work
External force is pulled the sled handle 242 of key tool 2 sled hook plates 24 downwards, with rotating shaft 22 is the leverage of fulcrum, sled hook 241 prizes the slide core 12 of lockset 1 and upwards slides, the make progress back-up ring step 131 of jacking pin 13 of the step of the step through-hole 121 of slide core 12, compression spring 14 drives pin 13 and moves up, comprise that two pins 13 that insert in the trapped orbit 01 bottom land lockhole 011 are held up simultaneously, lockset 1 release, sliding rail 02 can move forward and backward along trapped orbit 01 under the effect of external force;
Unclamp the sled handle 242 of key tool 2 sled hook plates 24, resetted by torsion spring 23 effect sled hook plates 24, lockset 1 slide core 12 is resetted by spring 14 effects, two pins 13 of merely hitting are under the effect of spring 14, insert in the trapped orbit 01 bottom land lockhole 011 downwards, another then is fixed the bottom land retaining of track 01 between two lockholes 011, lockset 1 locking, and sliding rail 02 promptly is locked on the trapped orbit 01;
External force is very brief to be pulled downwards, unclamps the sled handle 242 of key tool 2 sled hook plates 24, imposes external force along 01 pair of sliding rail 02 of trapped orbit, the relative position of promptly fine-tuning sliding rail 02 on trapped orbit 01 simultaneously;
Round keyhole 011 possesses stress to be disperseed, the characteristic of unstressed convergent point, do the time spent being subjected to external force, be difficult for taking place stress and concentrate and be torn damage, so tear strength is greater than the lockhole of other geometric configuratioies, therefore, the locking that cooperates of cylindrical pin 13 and round keyhole 011 is collided at automobile, when seat slide is subjected to intense impact, possesses the shock resistance of stronger more failure-free, anti-release ability out of control; In addition, the self-locking chamfering of pin 13 lower ends, with lockhole 011 lock fit the time, firm stable, the difficult vibration because of being hit extracted release.

Claims (2)

1, the built-in double pin locking device of sliding rail of automobile seat, comprise lockset (1), key tool (2), trapped orbit (01), sliding rail (02), side plate (03), it is characterized in that: described lockset (1) is by bearing support (11), slide core (12), pin (13), spring (14), case (15) constitutes, wherein, bearing support (11) is the groove shape steel plate member that two limits are provided with the outer eaves of flanging, along long limit axis, bottom land is provided with two manholes (111), diameter and pin (13) cylinder bearing fit, on the outer eaves of the flanging on two limits, be arranged with a circular rivet hole and a cylindrical location convex closure; Slide core (12) is a plastics rectangle block member, block four limit oad activities are matched with the inwall of case (15), height dimension is less than the inner chamber degree of depth of case (15), block is provided with and cooresponding up big and down small two the circular countersunk head step through-holes (121) of bearing support (11) bottom land through hole (111) location gap along long limit axis, the big stepped diameters in top is slightly larger than back-up ring step (131) diameter of pin (13), bottom hole diameter and pin (13) cylinder bearing fit, on the long side face of block, in the position of the circular countersunk head step through-hole (121) of avoiding running through the block upper and lower end face, be provided with three rectangular through-hole (122) of spacing symmetry; Pin (13) is a steel circular cylindrical cylinder member, in the cylinder on the lower side the cylinder of portion position be provided with the back-up ring step (131) that a circle protrudes, the upper end of cylinder is provided with the circular cone chamfering, the lower end is provided with the less circular cone self-locking chamfering of angle; Spring (14) is the cylindroid helical-coil compression spring of round section, and external diameter is slightly less than the big stepped diameters of countersunk head of slide core (12), and internal diameter is slightly larger than the column diameter of pin (13); Case (15) is a plastics rectangular thin-wall box-like frame members, box body four limit oads cooperate with bearing support (11) groove inwall is movable, long limit box frame is provided with rectangular through-hole (122) cooresponding three the rectangle open-works in position (152) with slide core (12), the edge is provided with inside barb under the box, the box top is provided with and the cooresponding apical pore in slide core (12) step through-hole (121) position (151) diameter and pin (13) cylinder bearing fit; Spring (14) is inserted in pin (13) upper post body and is positioned on the back-up ring step (131), place the big step in top of slide core (12) step through-hole (121), case (15) from top to bottom, the apical pore at box top (151) is inserted in pin (13) the downward compression spring of top cylinder (14), the barb on edge fastens the bottom of slide core (12) under the box, be subjected to the effect of spring (14), the bottom of slide core (12) is stretched out in the bottom of two pins (13), the apical pore (151) at box top is exposed on top, bearing support (11) from bottom to top, two manholes (111) of its bottom land are inserted in the bottom of the pin (13) that stretches out slide core (12) bottom, slide core (12) holder in its groove, is constituted lockset (1); Described key tool (2) is made of flap (21), rotating shaft (22), torsion spring (23), sled hook plate (24), off beat cover (25), wherein, flap (21) is a steel plate member, the axle sleeve that plate body bottom two ends are provided with the right angle flanging and curl downwards, and top two ends are provided with rivet hole; Rotating shaft (22) is that an end is provided with the cap head, and the other end is provided with the shaft-like steel of the cylinder axle spare of circular cone chamfering; Torsion spring (23) is the cylindrical screw torsion spring of round section; Sled hook plate (24) is the plane steel plate member, front portion two ends of plate body are provided with the axle sleeve that curls along the plane downwards, the stage casing is provided with three outstanding summaries sled hook (241) of bending downwards, width cooperates with the rectangular through-hole (122) of described lockset (1) slide core (12) is movable, the spacing correspondent equal of the rectangular through-hole (122) of the slide core (12) of spacing and described lockset (1), the stage casing at plate body rear portion is provided with outstanding tabular sled handle (242), axis punching press before and after plate body has the reinforcement convex tendon, and the plate body middle part is positioned at reinforcement convex tendon two sides and is provided with rectangle perforation (243); Off beat cover (25) is an open front, rear closure, and the flats plastics sleeve of hollow, the open front place of sleeve is provided with and prizes the cooresponding non-return hook in rectangle perforation (243) position of hook plate (24); Rotating shaft (22) slide from left to right axle sleeve, the torsion spring (23) of the axle sleeve that passes flap (21) bottom left end, torsion spring (23), anterior two ends of sled hook plate (24), the axle sleeve of flap (21) bottom right-hand member, above-mentioned member is fused, off beat cover (25) is inserted in the sled handle (242) at sled hook plate (24) rear portion, its non-return fastener goes into to prize in the rectangle perforation (243) of hook plate (24), constitutes key tool (2); Described trapped orbit (01) is, trench bottom at existing specification trapped orbit, along axis, long limit, press 2/3 spacing of step through-hole (121) spacing of described lockset (1) slide core (12), the round keyhole (011) that the uniform circular cone self-locking chamfering that some and described lockset (1) pin (13) cylinder lower end is set cooperates; Described sliding rail (02) is, top at existing specification sliding rail, along axis, long limit, set up the perforation, rivet hole and the detent that connect the described lockset of cooperation (1), and set up the square hole that cooperates three rectangular through-hole (122) of connecting described lockset (1) slide core (12) in the side; Described side plate (03) is, connects in existing specification on the side plate of seat and sliding rail to set up the rivet hole that is connected described key tool (2) flap (21).
2, the built-in double pin locking device of sliding rail of automobile seat according to claim 1, it is characterized in that: described each parts mutual alignment and annexation are, lockset (1) the top pin (13) of appearing passes the bearing fit hole that is positioned at sliding rail (02) top, lockset (1) places in sliding rail (02) groove, eaves and sliding rail (02) are fixed on lockset (1) in the groove of sliding rail (02) the hole riveted outside the two edge break limits of the bearing support (11) of lockset (1); Key tool (2) flap (21) riveted is fixed on the side plate (03), in three rectangular through-hole (122) of the corresponding insertion of three sled hooks (241) of key tool (2) sled hook plate (24) lockset (1) slide core (12) side, side plate (03) riveted and fixed is at the top of sliding rail (02); Upwards jacking stretches out the following pin (13) of lockset (1), sliding rail (02) slip is inserted in the trapped orbit (01), because the spacing of trapped orbit (01) bottom land lockhole (011) is 2/3 of lockset (1) pin (a 13) spacing, so the time, two pins (13) of merely hitting are under the effect of spring (14), insert downwards in trapped orbit (01) the bottom land lockhole (011), another then is fixed the bottom land retaining of track (01) between two lockholes (011).
CN2009101618250A 2009-07-28 2009-07-28 Built-in double pin locking device of sliding rail of automobile seat Expired - Fee Related CN101607533B (en)

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CN2009101618250A CN101607533B (en) 2009-07-28 2009-07-28 Built-in double pin locking device of sliding rail of automobile seat

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102795122A (en) * 2011-05-27 2012-11-28 德鱼塔工业股份有限公司 Seat slide locking apparatus
CN103180169A (en) * 2010-10-27 2013-06-26 C.劳勃.汉默斯坦两合有限公司 Locking unit of a longitudinal adjustment device of a motor vehicle seat, comprising catch pins
CN104210390A (en) * 2014-08-29 2014-12-17 宁波双林汽车部件股份有限公司 Built-in three-pin reinforced lock core device of automobile seat sliding rail
CN107640067A (en) * 2017-09-01 2018-01-30 四川大学附属实验小学 A kind of seat for long-distance vehicle of omnirange regulation
CN108248463A (en) * 2018-02-13 2018-07-06 上海沃雨电子科技有限公司 Children's seat and its leg support mechanism
CN110234535A (en) * 2017-01-31 2019-09-13 布罗泽汽车部件制造科堡有限公司 Fixation device for adjustable automobile seat
CN112297967A (en) * 2020-11-11 2021-02-02 杨枝森 Conveniently adjust driver's seat

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100512889B1 (en) * 2003-05-27 2005-09-07 주식회사 오스템 Locking device of seat-track for vehicles
WO2007094012A2 (en) * 2006-02-13 2007-08-23 Ifb Automotive Private Ltd Slider locking system
CN201077381Y (en) * 2007-07-16 2008-06-25 杭州市汽车内饰件有限公司 Seat sliding-rail for automobiles

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103180169A (en) * 2010-10-27 2013-06-26 C.劳勃.汉默斯坦两合有限公司 Locking unit of a longitudinal adjustment device of a motor vehicle seat, comprising catch pins
CN103180169B (en) * 2010-10-27 2015-12-02 C.劳勃.汉默斯坦两合有限公司 The blocking device comprising stop pin of automobile seat longitudinal adjusting device
CN102795122A (en) * 2011-05-27 2012-11-28 德鱼塔工业股份有限公司 Seat slide locking apparatus
CN102795122B (en) * 2011-05-27 2016-03-30 德鱼塔工业股份有限公司 Seat slide blocking device
CN104210390A (en) * 2014-08-29 2014-12-17 宁波双林汽车部件股份有限公司 Built-in three-pin reinforced lock core device of automobile seat sliding rail
CN104210390B (en) * 2014-08-29 2016-09-21 宁波双林汽车部件股份有限公司 A kind of built-in three pin enforced lock core apparatus of sliding rail of automobile seat
CN110234535A (en) * 2017-01-31 2019-09-13 布罗泽汽车部件制造科堡有限公司 Fixation device for adjustable automobile seat
CN110234535B (en) * 2017-01-31 2022-07-15 布罗泽汽车部件制造科堡有限公司 Fixing device for an adjustable motor vehicle seat
CN107640067A (en) * 2017-09-01 2018-01-30 四川大学附属实验小学 A kind of seat for long-distance vehicle of omnirange regulation
CN108248463A (en) * 2018-02-13 2018-07-06 上海沃雨电子科技有限公司 Children's seat and its leg support mechanism
CN112297967A (en) * 2020-11-11 2021-02-02 杨枝森 Conveniently adjust driver's seat

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