CN209600323U - Spring shaft assembly for sliding rail of automobile seat - Google Patents

Abstract

The utility model relates to a kind of spring shaft assemblies for sliding rail of automobile seat, it belongs to a component in sliding rail of automobile seat.The utility model is provided with a spring shaft assembly, it is fixed with handle and upper sliding rail respectively, the spring shaft assembly includes flap, fixed plate, handle bushing, silencing spring and spring shaft, the flap is mounted in fixed plate, silencing spring is mounted on spring shaft rear between flap and fixed plate, one end of silencing spring is hung on flap, the other end is hung in fixed plate, handle bushing is fixed in fixed plate, handle cooperates after passing through flap welding with handle bushing, is also connected with a pressing plate in the bottom of flap side.The design of the utility model structure is more reasonable, easier for installation, uses no abnormal sound；Meanwhile the locking position-limiting action of handle can be played, moreover it is possible to prevent handle or so play.

Description

Spring shaft assembly for sliding rail of automobile seat

Technical field

The utility model relates to a kind of sliding rail of automobile seat, especially a kind of spring shaft group for sliding rail of automobile seat Part, it is a component in sliding rail of automobile seat.

Background technique

Chinese invention patent application number 2018100066187 discloses a kind of " sliding rail of automobile seat linkage of unlocking machine Structure ", it includes solution lock support, unlock connection sheet and rotational pin, and solution lock support is connected by rotational pin with unlock connection sheet, is rotated Return spring is cased on pin, the both ends of return spring are separately connected solution lock support and unlock connection sheet, unlock and are provided with solution in connection sheet Lock pin uses medium spacing linkage of unlocking, but the sliding rail of automobile seat of this structure has the following disadvantages when in use；One, body Product is larger, is higher by that plane on sliding rail is more, influences the installation space of other mechanisms such as seat frame above sliding rail；Two, unlock branch Frame 1 it is in irregular shape, punching process character is poor, and intensity is insufficient；Three, after rotational pin 2 and solution lock support 1 carry out riveting fixation Return spring 3 can't be completely fixed on rotational pin 2, need just to be not return spring 3 after the installation is completed until unlock connection sheet 5 Abjection, component combination trouble；Four, rotational pin 2 is in use, unlock connection sheet 5 needs to unlock connection sheet 5 along the rotation of rotational pin 2 Hole and the fit tolerance of rotational pin 2 are affected to performance, i.e., fit clearance is easy to produce greatly loosening abnormal sound, and fit clearance is small Being easy, which makes to unlock connection sheet 5, rotates failure, the bad control of performance；Five, unlocking mechanism is purely a kind of auxiliary linkage of unlocking mechanism, The complete unlock for needing the movement of other mechanisms to pull bracing wire 8 to play unlocking sliding rail, and cannot function as sliding rail itself fills Set namely its with solution lock handle U-shaped bar 10 do not unlock relationship；Six, unlocking mechanism due to latching 12 is fixed in upper sliding rail Portion, when this set mechanism is installed, need for unlock pin 6 to be laterally inserted into after the irregularly-shaped hole of lock 12 again by the spring of mechanism on one side It pre-tightens and is inserted in two bolts progress nut locks pair from above on one side, installation is inconvenient.

Utility model content

Technical problem to be solved in the utility model is the above-mentioned deficiency in the presence of overcoming the prior art, and provides one Kind structure designs the spring shaft assembly more reasonable, easy for installation, using not abnormal sound for sliding rail of automobile seat.

The utility model solves technical solution used by above-mentioned technical problem: this is used for the spring of sliding rail of automobile seat Shaft assembly includes handle and the upper sliding rail, the glidepath that are mutually slidably matched, it is characterised in that: it is additionally provided with a spring shaft assembly, It is fixed with handle and upper sliding rail respectively, which includes flap, fixed plate, handle bushing, silencing spring and bullet Spring axis, the flap are mounted in fixed plate, silencing spring be located at after being mounted on spring shaft flap and fixed plate it Between, one end of silencing spring is hung on flap, the other end is hung in fixed plate, and handle bushing is fixed in fixed plate, handle Cooperate after flap welding with handle bushing, is also connected with a pressing plate in the bottom of flap side；The silencing spring and The center line of spring shaft and flap and the spring shaft centerline hole of fixed plate on the same axis, and the center line of handle end On the same axis with the center line of handle bushing.

Spring axis hole one, spring carrier arm hole and handle rotating hole, fixed plate are provided on flap described in the utility model On be provided with bush hole, spring axis hole two and two fixation hole, and be provided at spring carrier arm, the silencing spring is covered in spring On axis, spring axle sleeve blocks fixed plate after one end rivet deformation of spring shaft in spring axis hole two.

The upper contact surface or lower contact face contact of spring shaft described in the utility model and spring axis hole one.

Spring shaft described in the utility model includes cooperation riveting segment, spring section, spring retainer section, limit section and limit spiral shell Nail, the limit section are covered in spring axis hole one, and stop screw connect and push down flap with limit section screw hole, silencing spring The other end passes through spring carrier arm hole and is fixed in fixed plate.

The utility model compared with prior art, has the following advantages that and effect: 1, structure design is more reasonable, using more Securely and reliably, the moving point of spring shaft assembly is few and easy for installation, uses no abnormal sound；2, due to being provided with spring shaft assembly, Handle and unlocking mechanism can be supplied to client as a whole, and silencing spring is also in mounted preload shape State, client need to only lock from top to down when installing seat assembly pays two nuts, easy to install and use；3, spring shaft has It acts below: first is that silencing spring is mounted on spring shaft in advance, having the function of eliminating handle abnormal sound；The other end of silencing spring It is easy installation and reliable when installation on hook；Second is that playing the locking position-limiting action of handle, can be limited when handle is upward It is limited after contacting flap and spring shaft, prevents rotation or play；Third is that spring shaft and stop screw cooperate, prevent handle left Right play.

Detailed description of the invention

Fig. 1 is that the utility model is mounted on the position schematic isometric in sliding rail.

Fig. 2 is the A-A the schematic diagram of the section structure in Fig. 1.

Fig. 3 is the structural representation expanded view of the utility model.

Fig. 4 is the structural representation expanded view of the utility model other direction.

Fig. 5 is the fit structure schematic diagram of flap and spring shaft in utility model.

Specific embodiment

Referring to figures 1-4, the utility model includes spring shaft assembly 1, upper sliding rail 2, glidepath 3, handle 4 and lockable mechanism 5；Upper sliding rail 2 and glidepath 3 are mutually slidably matched, and spring shaft assembly 1 and handle 4 are directly fixed, and lockable mechanism 5 is mounted on cunning On rail 2, which is also matched with flap 11.

Spring shaft assembly 1 includes flap 11, fixed plate 12, handle bushing 13, silencing spring 14, spring shaft 15, handle 1 It is directly welded and fixed with the flap 11 in spring shaft assembly 1, flap 11 is matched with lockable mechanism 5, fixed plate 12 and upper cunning Rail 2 is fixed by bolt and nut 6, and handle bushing 13 and the back-off of 12 elastic hook of fixed plate are fixed, and silencing spring 14 is mounted on bullet On spring axis 15, spring shaft 15 and the riveting of fixed plate 12 are fixed.

- Fig. 5 referring to fig. 2, the silencing spring 14 of the utility model are mounted on spring shaft 15 rear positioned at flap 11 and solid Between fixed board 12.

In the present embodiment, spring axis hole 1, spring carrier arm hole 112 and handle rotating hole are provided on flap 11 114, and be provided with pressing plate 113, in which: spring axis hole 1 between spring carrier arm hole 112 and handle rotating hole 114, it Be opened on the side plate 110 of flap 11；Pressing plate 113 is located at the bottom of 11 side of flap.

It is provided with bush hole 121, spring axis hole 2 122, kidney slot 124 and two fixation holes 123 in fixed plate 12, and sets It is equipped with 125 at spring carrier arm, in which: bush hole 121, spring axis hole 2 122 are opened on the side plate 120 of fixed plate 12, kidney slot 124 and two fixation holes 123 be opened on the bottom plate of fixed plate 12, kidney slot 124 is located between two fixation holes 123.

One end 141 of silencing spring 14 is hooked in 125 at spring carrier arm, and the other end 142 is hooked in spring carrier arm hole 112.

Spring shaft 15 includes cooperation riveting segment 151, spring section 152, spring retainer section 153, limit section 154 and stop screw 156, in which: silencing spring 14 is installed, cooperation riveting segment 151 is after being inserted in fixed plate 12 for spring shaft 15 in spring section 152 Riveting is fixed to be used, and spring retainer section 153 is to prevent silencing spring 14 de- in order to which silencing spring 14 to be limited in spring section 152 Out；Limit section 154 is to be inserted in flap 11, and pass through and limit the limit of stop screw 156 of section screw hole 155.

In spring shaft assembly, in stop screw 156, spring axis hole 1, spring shaft 15 and spring axis hole 2 122 Heart line with first axle A on the same axis, the center line of handle rotating hole 114 and bush hole 121 exists with second axis B On same axis, certainly, the center line of handle 4 and handle bushing 13 also with second axis B on the same axis.

In the present embodiment, fixed plate 12 is mounted on sliding rail 2, and flap 11 is mounted on fixed plate by spring shaft 15 On 12, spring axis hole 1 is inserted in limit section 154, is threadedly engaged with stop screw 156 and limit section screw hole 155；Spring shaft 15 Spring section 152 be inserted in silencing spring 14, then be inserted in spring axis hole 2 122 together, riveting cooperation riveting segment 151, and make to cooperate Riveting segment 151 forms riveted joint 157 after deforming, the diameter of the riveted joint 157 is greater than the diameter of spring axis hole 2 122, noise reduction bullet One end 141 of spring 14 is hung over 125 at the spring carrier arm of fixed plate 12, and the other end 142 of silencing spring 14 passes through spring carrier arm hole 112 is fixed；Handle bushing 13 and the cooperation of bush hole 121 are fixed, and handle 4 passes through handle rotating hole 114 and is welded and fixed, handle 4 With the inner hole of handle bushing 13.

Referring to Fig. 1-Fig. 5, steps are as follows for the use of the utility model:

1) operating handle 4 make handle 4 directly drive flap 11.

2) flap 11 is rotated counterclockwise around the center of handle rotating hole 114.

3) pressing plate 113 on flap 11 moves downward lockable mechanism 5 integrally, upper sliding rail downwardly against lockable mechanism 5 2 unlock with glidepath 3.

4) when the limit section 154 of the upper contact surface 1111 of 11 upper spring axis hole 1 of flap and spring shaft 15 contacts Limit, limits the radial rotating angle of flap 11.

5) release handle 4, flap 11 rotate clockwise reset under the action of silencing spring 14, and lockable mechanism 5 is whole It moves upwards, upper sliding rail 2 and 3 locking of glidepath.

6) when the limit section 154 of the lower contact surface 1112 of 11 upper spring axis hole 1 of flap and spring shaft 15 contacts Limit, flap 11 not will shake, and will not generate abnormal sound.

Unaccounted part is same as the prior art or equivalent in this specification, identical part or symmetrical in this specification The label at position omits one.

The title that the above components of the utility model are taken can be different, all according to structure described in the concept of the patent of the utility model It makes, the equivalent or simple change that feature and principle are done, is included in the protection scope of the utility model patent.

Claims (4)

1. a kind of spring shaft assembly for sliding rail of automobile seat, upper sliding rail, the glidepath including handle and being mutually slidably matched, It is characterized by: being additionally provided with a spring shaft assembly, it is fixed with handle and upper sliding rail respectively, which includes hinge Plate, fixed plate, handle bushing, silencing spring and spring shaft, the flap are mounted in fixed plate, and silencing spring is mounted on After on spring shaft between flap and fixed plate, one end of silencing spring is hung on flap, the other end hangs over fixed plate On, handle bushing is fixed in fixed plate, and handle cooperates after passing through flap welding with handle bushing, at the bottom of flap side Portion is also connected with a pressing plate；The center line of the silencing spring and spring shaft and flap and the spring shaft centerline hole of fixed plate exist On same axis, and the center line of the center line of handle end and handle bushing is on the same axis.

2. the spring shaft assembly according to claim 1 for sliding rail of automobile seat, it is characterised in that: the flap On be provided with spring axis hole one, spring carrier arm hole and handle rotating hole, it is solid that bush hole, spring axis hole two and two are provided in fixed plate Determine hole, and be provided at spring carrier arm, the silencing spring covers on spring shaft, and spring axle sleeve is in spring axis hole two, bullet Fixed plate is blocked after one end rivet deformation of spring axis.

3. the spring shaft assembly according to claim 2 for sliding rail of automobile seat, it is characterised in that: the spring shaft Upper contact surface or lower contact face contact with spring axis hole one.

4. the spring shaft assembly according to claim 2 for sliding rail of automobile seat, it is characterised in that: the spring shaft It covers including cooperation riveting segment, spring section, spring retainer section, limit section and stop screw, the limit section in spring axis hole one, Stop screw connect and pushes down flap with limit section screw hole, and the other end of silencing spring passes through spring carrier arm hole and is fixed on fixation On plate.