TWI571396B - Car seat slide rail - Google Patents

Description

Car seat slide

The present invention relates to automotive seats, and more particularly to a car seat slide that is easy to assemble.

A typical front seat of a car is mounted on the floor in the compartment by a set of slide rails, so that the driving or co-pilot of the front seat can adjust the position of the seat by the slide rails. In order to facilitate the fixing of the position of the seat, a fixing mechanism is usually added to the sliding rail to lock the sliding rail, and the fixing mechanism is connected with a pull rod for driving or the first driving to pull the release rail.

In general, the slide rail includes an inner groove and an outer groove in a sleeve configuration. When installing the seat, first lock one of the inner and outer slots on the floor in the compartment, then fit the inner and outer slots, and finally lock the seat to the inner and outer slots. Complete the installation in one. Therefore, during the installation process, when the inner groove and the outer groove slide relative to each other, the external fixing mechanism interferes with the adjacent outer member to make the installation inconvenient. Furthermore, the fixing mechanism also needs to change the design for different models and seats to avoid the sliding stroke being hindered. In summary, the existing car seat slides are inconvenient to assemble and have poor compatibility.

In view of the above, the inventors of the present invention have made great efforts to solve the above problems in view of the above-mentioned prior art, and have made great efforts to solve the above problems, which has become the object of improvement of the present inventors.

The present invention provides a car seat slide that is easy to assemble.

The invention provides a car seat slide comprising an inner groove, an outer groove, a hook, a drive link, and an elastic reset rod. The outer groove is slidably sleeved outside the inner groove, and a plurality of convex teeth are formed in the outer groove, and the convex teeth are arranged along the longitudinal interval of the outer groove. The claw is received in the inner groove and pivoted to the inner groove, and the hook hooks at least a part of the convex teeth. The driving link is disposed in the inner groove and pivoted to the inner groove. One end of the driving link is disposed corresponding to the claw, and the driving link is provided with a bracket. The elastic reset rod is disposed in the inner groove and spans the bracket, one end of the elastic reset rod is connected to the inner wall of the inner groove, and the other end of the elastic reset rod is connected to the other end of the drive link to position the drive rod initial position.

Preferably, the claw extends through the inner groove. The hook includes a plurality of claws arranged in parallel at intervals, and the side of the inner groove is provided with a plurality of perforations for the respective claws to pass through. The drive link is pivotable to actuate the pawl to disengage the pawl from the male tooth. The hook is pivotally connected to the inner groove by a shaft, and the shaft is disposed along the longitudinal direction of the inner groove. The shaft sleeve is provided with a return spring to push the claw toward the convex teeth. The inner groove is bent inward to form a pivot frame, and the shaft is disposed on the pivot frame.

Preferably, a pair of tenons are protruded from a side surface of the driving link, and the inner groove is pivoted to the tenon. The bracket is disposed adjacent to the tenon. Each tenon is embossed in a stamped manner to form a side of the drive link.

Preferably, the drive link is spaced from the pawl when in the initial position. The drive link can be pulled to abut against the hook. The elastic return rod is elastically deformed by being pressed by the bracket.

Preferably, the driving link has a through opening, and the elastic reset rod is connected to the inner wall of the inner groove through the opening. The inner wall of the inner groove is provided with a fixing hook, the fixing hook is disposed in the opening, and the elastic reset rod is hooked to the fixing hook. The drive link extends from one end of the inner slot.

Therefore, the car seat slide of the present invention is simple in construction and easy to assemble.

10‧‧‧Car seat slides

20‧‧‧ seats

30‧‧‧ compartment

40‧‧‧ release lever

100‧‧‧ inner slot

101‧‧‧ chute

102‧‧‧Perforation

110‧‧‧Fixed hook

120‧‧‧ pivoting frame

200‧‧‧ outer trough

201‧‧‧Flange

210‧‧‧ convex teeth

220‧‧‧ cogging

300‧‧‧ claws

310‧‧‧ claws

320‧‧‧ shaft

330‧‧‧Return spring

400‧‧‧ drive connecting rod

401‧‧‧ actuation end

402‧‧‧Driver

403‧‧‧ mouth

410‧‧‧ convex

420‧‧‧ bracket

500‧‧‧Elastic reset rod

501‧‧‧ fixed end

502‧‧‧Free end

1 is a perspective view of a slide rail of a car seat according to a preferred embodiment of the present invention.

2 is a perspective exploded view of a car seat slide rail according to a preferred embodiment of the present invention.

3 is a perspective exploded view of the internal components of the car seat slide of the preferred embodiment of the present invention.

4 is a perspective view of the internal components of the car seat slide of the preferred embodiment of the present invention.

Figure 5 is a longitudinal cross-sectional view showing the drive link of the car seat slide of the preferred embodiment of the present invention in an initial position.

Figure 6 is a transverse cross-sectional view showing the drive link of the car seat slide of the preferred embodiment of the present invention in an initial position.

Figure 7 is a longitudinal cross-sectional view showing the sliding of a car seat slide according to a preferred embodiment of the present invention.

Figure 8 is a transverse cross-sectional view showing the sliding of a car seat slide according to a preferred embodiment of the present invention.

9 is a schematic view showing one of the rails of a car seat according to a preferred embodiment of the present invention.

Figure 10 is a schematic view showing another configuration of a car seat slide according to a preferred embodiment of the present invention.

1 and 2, a preferred embodiment of the present invention provides a vehicle seat rail 10. In the present embodiment, the vehicle seat rail 10 of the present invention includes an inner slot 100, an outer slot 200, and a A claw 300, a drive link 400, and a resilient return lever 500.

The inner groove 100 is a long groove body with a U-shaped cross section. The inner wall of the inner groove 100 is provided with a fixing hook 110. The inner groove 100 is bent inwardly by punching to form a pivot frame 120, and the two side edges of the inner groove 100 outward A plurality of through holes 102 are formed in the inner side of the inner groove 100, and a plurality of through holes 102 are formed in the inner side of the inner groove 100. In the embodiment, each of the through holes 102 can penetrate the sliding groove 101 of the side. However, the invention is not limited thereto.

The outer groove 200 is a long groove body with a U-shaped cross section, and the outer groove 200 is slidably sleeved outside the inner groove 100, and the inner groove 100 and the outer groove 200 are relatively closed and sleeved. The two side edges of the outer groove 200 are bent inwardly to form a flange 201 extending longitudinally along the outer groove 200. Each flange 201 corresponds to each of the sliding grooves 101 on the inner groove 100, and each flange 201 is slidably The slit 101 is correspondingly disposed in the inner groove 100. A plurality of convex teeth 210 are formed in the outer groove 200. The convex teeth 210 are preferably formed on the edge of the flange 201. The convex teeth 210 are arranged along the longitudinal interval of the outer groove 200 and between adjacent two convex teeth 210. A tooth groove 220 is formed.

Referring to FIG. 1 to FIG. 5, the claw 300 is disposed in the inner groove 100 and pivoted to the inner groove 100. The claw 300 is pivotally connected to the pivot frame 120 by a shaft 320 to be disposed in the inner groove 100, and the shaft is disposed. The pivot frame 120 is disposed along the longitudinal direction of the inner groove 100. The claw 300 includes a plurality of claws 310 arranged side by side. The shaft 320 is sleeved with a return spring 330 to push the claws 300 toward the protruding teeth 210, thereby causing the claws 310 to pass through the corresponding through holes 102. The inner groove 100 hooks at least a portion of the protruding teeth 210 to fix the inner groove 100 and the outer groove 200. The claws 310 are respectively hooked into one of the slots 220 to hook the protruding teeth 210. The through hole 102 in the inner groove 100 penetrates the sliding groove 101 to allow the claw portion 310 to penetrate the sliding groove 101 to be firmly hooked in the tooth groove 220.

The driving link 400 is disposed in the inner slot 100 and pivoted to the inner slot 100. The two ends of the driving link 400 are a fixed end 401 and a driving end 402, respectively. The actuating end 401 of the drive link 400 is disposed corresponding to the hook 300. The drive end 402 of the drive link 400 extends from one end of the inner slot 100 for attachment to a release lever 40. A pair of coaxially disposed cams 410 are disposed on the outer surface of the driving link 400. Each of the tenons 410 is formed in a punching manner on a side surface of the driving link 400, and the pair of tenons 410 are pivotally connected to the inner groove 100. A bracket 420 is disposed inside the middle portion of the driving link 400, and the bracket 420 is disposed adjacent to the pair of tenons 410. Drive company The middle portion of the rod 400 defines a through opening 403, and the fixing hook 110 on the inner groove 100 is received in the opening 403 of the driving link 400.

The elastic return lever 500 is disposed within the inner slot 100. In the present embodiment, the elastic reset lever 500 is preferably disposed through the drive link 400 and spans over the bracket 420. The two ends of the elastic reset rod 500 are respectively a fixed end 501 and a free end 502. The fixed end 501 of the elastic return rod 500 is hooked to the fixing hook 110 on the inner wall of the inner groove 100 through the opening 403 of the driving link 400. The free end 502 of the resilient return lever 500 hooks the drive end 402 of the drive link 400. The elastic return lever 500 is elastically deformed by being pressed by the bracket 420, thereby generating a restoring force to the driving end 402 of the drive link 400 to position the drive link 400 in an initial position.

Referring to Figures 1, 2, 5 and 6, when the drive link 400 is in the initial position, the actuating end 401 of the drive link 400 is adjacent to and spaced apart from the pawl 300. Referring to FIGS. 7 and 8, when the release lever 40 is pulled, the release lever 40 can drive the drive link 400 to pivot such that the actuation end 401 of the drive link 400 abuts the pawl 300. When the release lever 40 continues to be pulled, the release lever 40 can drive the drive link 400 to continue to pivot, thereby pushing the pawl 300 to pivot. The pivoting of the pawl 300 enables the claws 310 to exit the slot 220 and disengage from the teeth 210, thereby releasing the outer slot 200 so that the inner groove 100 and the outer groove 200 can slide relative to each other.

Referring to Figures 9 and 10, a vehicle seat rail 10 of the present invention is used to mount a vehicle seat 20 within a passenger compartment 30. When the car seat slide 10 of the present invention is used, it is preferably in a pair configuration, and the two car seat slides 10 are connected by a release lever 40. The release lever 40 is preferably a U-shaped rod body, and its two ends are respectively connected to the driving ends 402 of the respective driving links 400. Each of the car seat rails 10 can be simultaneously released by pulling the release lever 40.

The automobile seat rail 10 of the present invention has a simple structure of the hook 300, the drive link 400 and the elastic return lever 500, and is easy to assemble into the inner groove 100, and then the inner groove 100 is inserted into the outer groove 200 to complete the assembly. Moreover, the car seat slide 10 of the present invention has a simple outer shape, and the claw 300, the drive link 400, and The elastic return lever 500 is accommodated in the inner groove 100. The outer surface of the car seat slide 10 has no protruding structural members, so that the seat 20 and the compartment 30 are locked without interfering with the adjacent external members, and the installation is easy. And also has better compatibility for different models and seats 20.

The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the invention, and other equivalent variations of the patent spirit of the present invention are all within the scope of the invention.

10‧‧‧Car seat slides

40‧‧‧ release lever

100‧‧‧ inner slot

101‧‧‧ chute

102‧‧‧Perforation

110‧‧‧Fixed hook

120‧‧‧ pivoting frame

200‧‧‧ outer trough

201‧‧‧Flange

210‧‧‧ convex teeth

220‧‧‧ cogging

300‧‧‧ claws

310‧‧‧ claws

320‧‧‧ shaft

330‧‧‧Return spring

400‧‧‧ drive connecting rod

401‧‧‧ actuation end

402‧‧‧Driver

403‧‧‧ mouth

410‧‧‧ convex

420‧‧‧ bracket

500‧‧‧Elastic reset rod

501‧‧‧ fixed end

502‧‧‧Free end

Claims (15)

A car seat slide rail includes: an inner groove; an outer groove slidably sleeved outside the inner groove; a plurality of convex teeth are formed in the outer groove, and the convex teeth are along the outer groove Longitudinally spaced; a hook, received in the inner groove and pivotally connected to the inner groove, the hook hooks at least a portion of the convex teeth; a drive link is disposed in the inner groove Internally and pivotally connecting the inner slot, one end of the drive link is disposed corresponding to the hook, and the drive link is provided with a bracket; and a resilient return lever is disposed in the inner slot and spans the bracket One end of the elastic return rod is connected to the inner wall of the inner groove, and the other end of the elastic reset rod is connected to the other end of the drive link to position the drive link in an initial position; wherein the drive link is located at the The initial position is spaced from the hook. The car seat slide of claim 1, wherein the hook extends through the inner groove. The car seat slide rail according to claim 2, wherein the hook claw comprises a plurality of claw portions arranged in parallel at intervals, and the side surface of the inner groove is provided with a plurality of through holes for the respective claw portions to pass through. The car seat slide of claim 3, wherein the drive link is pivotable to drive the pawl to disengage the claws from the teeth. The car seat slide of claim 1, wherein the hook is pivotally connected to the inner groove by a shaft, and the shaft is disposed along a longitudinal direction of the inner groove. The car seat slide of claim 5, wherein the shaft sleeve is provided with a return spring to urge the claw toward the convex teeth. The car seat slide of claim 5, wherein the inner groove is bent inward to form a pivot frame, and the shaft is disposed on the pivot frame. The vehicle seat rail of claim 1, wherein a side of the driving link protrudes from a pair of tenons, and the pair of tenons pivotally connect the inner groove. The car seat slide of claim 8, wherein the bracket is disposed adjacent to the pair of tenons. The car seat slide of claim 8, wherein each of the tenons is embossed in a stamped manner to form a side of the drive link. The car seat slide of claim 1, wherein the drive link is pivotable to abut the hook. The car seat slide of claim 1, wherein the elastic return lever is elastically deformed by being pressed by the bracket. The car seat slide of claim 1, wherein the drive link defines a port through which the elastic return bar is coupled to the inner wall of the inner groove. The car seat slide rail according to claim 13, wherein the inner wall of the inner groove is provided with a fixing hook, the fixing hook is disposed in the opening, and the elastic reset rod hooks the fixing hook. The car seat slide of claim 1, wherein the drive link extends from one end of the inner groove.