CN212022409U - ABTS seat four-lane central-positioned electric sliding rail - Google Patents
ABTS seat four-lane central-positioned electric sliding rail Download PDFInfo
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- CN212022409U CN212022409U CN201922462416.6U CN201922462416U CN212022409U CN 212022409 U CN212022409 U CN 212022409U CN 201922462416 U CN201922462416 U CN 201922462416U CN 212022409 U CN212022409 U CN 212022409U
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- upper rail
- screw rod
- seat
- gearbox
- abts
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Abstract
The utility model provides a formula electronic slide rail is put to four fairways of ABTS seat central authorities, include: the screw rod is arranged in the lower rail, the gear box is arranged on the screw rod, and the gear box is fixed in an upper rail groove of the upper rail through the gear box supporting bracket; the edge part of the upper rail groove is provided with a notch, the surface of the upper rail groove, which is in contact with the gear box supporting bracket, is provided with a side hole and then is bent and molded towards the inner side to form a bent section, and the part of the upper rail groove, which is in contact with the gear box supporting bracket, is made into the bent section, so that the width of the contact surface of the upper rail groove and the gear box supporting bracket is increased, the sliding deformation of the bracket is not easy to occur; and utilize the plastics cushion can prevent that the curved cross-section of upper rail slot from interfering with the supporting shoe behind the lead screw when the slide rail moves final position, and simple to operate, this patent simple structure, design are exquisite, have improved the longitudinal strength of electronic slide rail.
Description
Technical Field
The utility model belongs to car seat four fairways central positioned electric slide rail field especially relates to a four fairways central positioned electric slide rail of ABTS seat that longitudinal strength is strengthened.
Background
The central electric sliding track of the four-track of the car seat shown in fig. 1 generally drives the track body to longitudinally run through the mutual engagement of the gear box and the screw rod assembly, wherein, as shown in fig. 2, the gear box is fixed in the groove of the upper track in the middle of the upper track through the supporting bracket, the screw rod is fixed on the lower track through the front and rear supports respectively, and the longitudinal strength of the sliding track is affected by the strength of the gear box, the track and other related parts.
The existing four-lane central electric sliding rail can generally realize at least 18KN longitudinal strength, and can be damaged after exceeding, as shown in fig. 3 and 4, in the experiment process of the longitudinal strength of the sliding rail, the gear box supporting bracket and the edge of the upper rail groove can be gradually contacted together due to the displacement of tensile force F, the width of a contact surface can only reach the thickness of an upper rail material sheet at most, and when the stress exceeds the bearing limit of a bracket material, the edge of the bracket can deform, slide and damage, as shown in fig. 5.
For the condition that only one seat belt fixing point of a common seat is on a single sliding rail, and the other fixing points are on a vehicle body, the strength of the existing sliding rail design scheme is enough, but with the wider application of the ABTS (all belt to seat) seat, the seat belt fixing points are all on the seat, so that higher requirements are provided for the longitudinal strength of the sliding rail, and the existing scheme cannot be met, and the strengthening design needs to be carried out on the middle-positioned electric sliding rail of the ABTS seat.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a put formula electric slide rail in four fairways of ABTS seat, effectual enhancement electric slide rail longitudinal strength realizes through following technical scheme: the method comprises the following steps: the screw rod is arranged in the lower rail, the gear box is arranged on the screw rod, and the gear box is fixed in an upper rail groove of the upper rail through the gear box supporting bracket; the method is characterized in that: the edge part of the upper rail groove is separately provided with a notch, and the surface of the upper rail groove, which is in contact with the gear box supporting bracket, is provided with a side hole and then is bent and molded towards the inner side to form a bent section.
Preferably, the front end of the screw rod is arranged in the front support rivet of the screw rod and is fastened and fixed by a limit nut; the rear end of the screw rod is fixed in the screw rod rear supporting block, and the screw rod rear supporting block is fixed in the track groove of the lower track through a rear supporting and fixing screw.
Preferably, the front end of the rear support block of the screw rod is also provided with a plastic cushion block.
Preferably, a ball holding upper frame and a ball holding lower frame are arranged in the lower orbital path, and the ball holding upper frame and the ball holding lower frame constitute a bearing assembly.
Preferably, the edge part of the upper rail is bent outwards, and forms an upper ball track and a lower ball track with the inner bent part of the lower rail to provide a sliding fit space.
Preferably, the contact part of the gearbox support bracket and the upper rail groove is a foot, and the foot is blocked by the bending section inside the upper rail groove.
Preferably, the gearbox support bracket is defined by a gearbox fixing bracket to the upper rail groove.
The utility model has the advantages that: according to the gearbox support bracket, the contact part of the upper rail groove and the gearbox support bracket is made into a bent section, so that the width of the contact surface of the upper rail groove and the gearbox support bracket is increased, the bracket is not easy to slide and deform, and the strength of the bracket is improved; and utilize the plastics cushion can prevent that the curved cross-section of upper rail slot from interfering with the supporting shoe behind the lead screw when the slide rail moves final position, and simple to operate, this patent simple structure, design are exquisite, have improved the longitudinal strength of electronic slide rail.
Drawings
FIG. 1 is a schematic structural view of an electric slide rail, which relates to the installation relationship of the electric slide rail and a car seat;
fig. 2 is an internal schematic view of a conventional electric slide rail;
fig. 3 is a schematic partial structural view of the electric slide rail in fig. 2 when the electric slide rail is in a stressed operation;
FIG. 4 is a cross-sectional view F-F of FIG. 3;
FIG. 5 is a schematic structural view of FIG. 3 deformed under excessive force;
FIG. 6 is a schematic structural diagram of the present patent;
FIG. 7 is a top view of the upper rail after assembly;
FIG. 8 is a sectional view taken at H-H of FIG. 7;
FIG. 9 is a cross-sectional view I-I of FIG. 8;
FIG. 10 is a schematic view of the assembled gear box and lead screw assembly;
FIG. 11 is a schematic view of the assembly of the gearbox and lead screw assembly of FIG. 10 with the upper rail of FIG. 7;
in the figure, 1, an electric slide rail; 2. mounting a nut; 3. a seat frame;
1.1, a gear box fixing bracket, 1.2, a gear box supporting bracket, 1.2.1, support legs, 1.3, an upper rail, 1.3.3, an upper rail groove, 1.4, a gear box and screw rod assembly,
1.4.1 gear box, 1.4.2 lead screw, 1.5 limit nut, 1.6 lead screw front support rivet, 1.7 lower rail, 1.8 ball holding lower frame, 1.9 ball holding upper frame,
1.10, a screw rod rear supporting block, 1.11, a rear supporting and fixing screw and 1.12, and a plastic cushion block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 6, includes: the gearbox comprises a gearbox supporting bracket 1.2, an upper rail 1.3, a gearbox 1.4.1, a screw rod 1.4.2 and a lower rail 1.7, wherein the screw rod 1.4.2 is arranged inside the lower rail 1.7, the gearbox 1.4.1 is arranged on the screw rod 1.4.2, and the gearbox 1.4.1 is fixed in an upper rail groove 1.3.3 of the upper rail 1.3 through the gearbox supporting bracket 1.2; as shown in fig. 7 and 8, the edge of the upper rail groove 1.3.3 is provided with a notch a, and the outer edge of the corresponding part of the upper rail 1.3 is also notched, so that a forming mold can enter during blanking; as shown in fig. 9, the side of the upper rail groove 1.3.3 contacting the gear box supporting bracket 1.2 is provided with a side hole and then is bent and molded towards the inner side to form a bending section B, the contacting part of the gear box supporting bracket 1.2 and the upper rail groove 1.3.3 is a support leg 1.2.1, the support leg 1.2.1 is blocked by the bending section B inside the upper rail groove 1.3.3, as shown in fig. 11, the bending section B can increase the width of the contacting surface of the two and is not easy to generate sliding deformation of the bracket, thereby improving the strength of the bracket.
As shown in fig. 10, the front end of the screw rod 1.4.2 is arranged in the front support rivet 1.6 of the screw rod and is tightly fixed by a limit nut 1.5; the rear end of the screw rod 1.4.2 is fixed in a rear support block 1.10 of the screw rod, and the rear support block 1.10 of the screw rod is fixed in a track groove of a lower track 1.7 through a rear support fixing screw 1.11.
As shown in fig. 6 and 10, the front end of the rear support block 1.10 of the screw rod is further provided with a plastic cushion block 1.12, and the plastic cushion block 1.12 can prevent the bent section B of the upper rail groove 1.3.1 from interfering with the rear support block of the screw rod when the slide rail runs to the final position, and is convenient to install.
Preferably, the ball tracks inside the lower rail 1.7 are provided with a ball holding upper frame 1.9 and a ball holding lower frame 1.8, and the ball holding upper frame 1.9 and the ball holding lower frame 1.8 constitute a bearing assembly.
Preferably, the edge part of the upper rail 1.3 is bent outwards, and forms an upper ball track and a lower ball track with the inner bent part of the lower rail 1.7, so that a sliding fit space is provided.
Preferably, the gearbox support bracket 1.2 is defined by a gearbox fixing bracket 1.1 to an upper rail groove 1.3.3.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Finally, it should be noted that: the above embodiments are only used for illustrating but not limiting the technical solutions of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention, and the appended claims are intended to cover such modifications and equivalents as fall within the spirit and scope of the invention.
Claims (7)
1. An ABTS seat four lane central-positioned electric slide rail, comprising: the gearbox is characterized by comprising a gearbox supporting bracket (1.2), an upper rail (1.3), a gearbox (1.4.1), a screw rod (1.4.2) and a lower rail (1.7), wherein the screw rod (1.4.2) is installed inside the lower rail (1.7), the gearbox (1.4.1) is installed on the screw rod (1.4.2), and the gearbox (1.4.1) is fixed in an upper rail groove (1.3.3) of the upper rail (1.3) through the gearbox supporting bracket (1.2); the method is characterized in that: the edge part of the upper rail groove (1.3.3) is provided with a notch (A), and the surface of the upper rail groove (1.3.3) contacted with the gear box supporting bracket (1.2) is provided with a side hole and then is bent and formed towards the inner side to form a bent section (B).
2. The ABTS seat four-lane central-positioned electric slide rail of claim 1, wherein: the front end of the screw rod (1.4.2) is arranged in a front support rivet (1.6) of the screw rod and is tightly fixed by a limit nut (1.5); the rear end of the screw rod (1.4.2) is fixed in a rear support block (1.10) of the screw rod, and the rear support block (1.10) of the screw rod is fixed in a track groove of the lower track (1.7) through a rear support fixing screw (1.11).
3. The ABTS seat four-lane central electric slide rail of claim 2, wherein: the front end of the screw rod rear supporting block (1.10) is also provided with a plastic cushion block (1.12).
4. The ABTS seat four-lane central electric slide rail of claim 3, wherein: the ball track in the lower rail (1.7) is provided with an upper ball retaining frame (1.9) and a lower ball retaining frame (1.8), and the upper ball retaining frame (1.9) and the lower ball retaining frame (1.8) form a bearing assembly.
5. The ABTS seat four-lane central electric slide rail of claim 4, wherein: the edge part of the upper rail (1.3) is bent outwards, and the edge part and the inner bent part of the lower rail (1.7) form an upper ball track and a lower ball track to provide a sliding fit space.
6. The ABTS seat four-lane central-positioned electric slide rail of claim 1, wherein: the contact part of the gearbox supporting bracket (1.2) and the upper rail groove (1.3.3) is a support leg (1.2.1), and the support leg (1.2.1) is blocked by a bending section (B) in the upper rail groove (1.3.3).
7. The ABTS seat four-lane central-positioned electric slide rail of claim 1, wherein: the gearbox supporting bracket (1.2) is limited on the upper rail groove (1.3.3) through the gearbox fixing bracket (1.1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922462416.6U CN212022409U (en) | 2019-12-31 | 2019-12-31 | ABTS seat four-lane central-positioned electric sliding rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922462416.6U CN212022409U (en) | 2019-12-31 | 2019-12-31 | ABTS seat four-lane central-positioned electric sliding rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212022409U true CN212022409U (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922462416.6U Active CN212022409U (en) | 2019-12-31 | 2019-12-31 | ABTS seat four-lane central-positioned electric sliding rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212022409U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060055A (en) * | 2021-03-30 | 2021-07-02 | 恺博(常熟)座椅机械部件有限公司 | Improved sliding rail mechanism |
-
2019
- 2019-12-31 CN CN201922462416.6U patent/CN212022409U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060055A (en) * | 2021-03-30 | 2021-07-02 | 恺博(常熟)座椅机械部件有限公司 | Improved sliding rail mechanism |
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