阅读说明：本技术 适用于隐藏安装的滑轨装置 (Slide rail device suitable for hidden installation ) 是由 张果 唐国庆 郑开华 于 2019-09-10 设计创作，主要内容包括：本发明公开了一种适用于隐藏安装的滑轨装置,包括：下滑轨,其具有沿其长度方向延伸的滑动内腔,并在滑动内腔的上端设有让位开口；上滑轨,其以滑动配合方式安装在所述滑动内腔内；丝杆,其固设在滑动内腔内,并沿下滑轨长度方向延伸；齿轮箱,其与丝杆螺纹连接,并水平固装在上滑轨上,该齿轮箱具有沿竖直方向延伸的中心输入孔,中心输入孔与所述让位开口正对。本发明的有益效果是：能够保证滑轨隐藏安装在车身地板之下,使车辆内部更加整洁,有效地提升了外观质量和汽车的高级感。(The invention discloses a slide rail device suitable for hidden installation, which comprises: the lower sliding rail is provided with a sliding inner cavity extending along the length direction of the lower sliding rail, and the upper end of the sliding inner cavity is provided with a abdicating opening; the upper sliding rail is arranged in the sliding inner cavity in a sliding fit manner; the screw rod is fixedly arranged in the sliding inner cavity and extends along the length direction of the lower sliding rail; and the gear box is in threaded connection with the screw rod and is horizontally and fixedly arranged on the upper sliding rail, the gear box is provided with a central input hole extending along the vertical direction, and the central input hole is opposite to the abdicating opening. The invention has the beneficial effects that: can guarantee that the slide rail is hidden to be installed under the automobile body floor, make the inside cleaner and tidier of vehicle, promote the senior sense of appearance quality and car effectively.)

1. A slide rail apparatus adapted for concealed installation, comprising:

A lower slide rail (1) which is provided with a sliding inner cavity (1a) extending along the length direction of the lower slide rail, and the upper end of the sliding inner cavity (1a) is provided with a abdication opening (1 b);

the upper sliding rail (2) is installed in the sliding inner cavity (1a) and can slide back and forth relative to the sliding inner cavity (1a), a mounting groove (2b) extending along the length direction of the upper sliding rail (2) is formed in the lower end of the upper sliding rail (2), an assembly inner cavity (2f) is formed in the middle of the mounting groove (2b), a through hole (2g) is formed in the top end of the assembly inner cavity (2f), and the through hole (2g) corresponds to the abdicating opening (1 b);

The screw rod (3) penetrates through the mounting groove (2b) and extends along the length direction of the lower sliding rail (1), and two ends of the screw rod (3) are fixedly arranged at the front end and the rear end of the sliding inner cavity (1 a);

and the gear box (4) is in threaded fit with the screw rod (3) and is fixed in the assembly inner cavity (2f), a central input hole (4d) is formed in the position, corresponding to the through hole (2g), of the gear box (4), and the central input hole (4d) extends in the vertical direction of the gear box (4).

2. The slide rail device suitable for concealed installation according to claim 1, wherein: go up slide rail (2) upper end and be equipped with installation department (2a) that upwards extends, this installation department (2a) is worn out let a position opening (1 b).

3. The slide rail device suitable for concealed installation according to claim 2, wherein: installation department (2a) are platelike structure, and it corresponds via hole (2g) position is equipped with installation breach (2c), and installation department (2a) are equipped with card hole (2e) corresponding installation breach (2c) both ends position, and the lock joint has positioning fixture block (14) on card hole (2 e).

4. The slide rail device suitable for concealed installation according to claim 3, wherein: the assembly inner cavity (2f) is of a rectangular structure.

5. the slide rail device suitable for concealed installation according to any one of claims 1 to 4, wherein: and rollers (5) are arranged on two sides of the lower end of the upper sliding rail (2), and the rollers (5) are in rolling fit with the bottom surface of the sliding inner cavity (1 a).

6. The slide rail device suitable for concealed installation according to claim 5, wherein: the upper sliding rail (2) is provided with gap eliminating mechanisms (6) on two sides, each gap eliminating mechanism comprises a gap eliminating wheel (6b) which is elastically supported on the side wall of the upper sliding rail (2) through an elastic element (6a), a conical surface (6c) is arranged in the circumferential direction of the gap eliminating wheel (6b), supporting inclined surfaces (1c) which are obliquely arranged are arranged on two sides of the upper end of the sliding inner cavity (1a), and the conical surfaces (6c) are abutted to the supporting inclined surfaces (1c) in a rolling mode through the elastic force of the elastic elements (6 a).

7. The slide rail device suitable for concealed installation according to claim 6, wherein: go up and install two sets of support (7) on the lateral wall of slide rail (2), it is two sets of support (7) all with last slide rail (2) normal running fit, go up slide rail (2) lateral wall and be corresponding two sets of backup pad (8) are installed to position between support (7), elastic element (6a) middle part butt is at backup pad (8) lower extreme, and both ends articulate is two sets of the near-end of support (7), the distal end at support (7) is installed in the rotation of clearance elimination wheel (6 b).

8. The slide rail device suitable for concealed installation according to claim 7, wherein: go up slide rail (2) both sides and distribute and have outside convex guide part (2d), guide part (2d) with support inclined plane (1c) and suit.

9. The slide rail device suitable for concealed installation according to claim 5, wherein: the middle part of the bottom side of the sliding inner cavity (1a) is sunken downwards, so that supporting steps (1d) are formed at two ends of the bottom side, and the roller (5) is supported on the supporting steps (1d) in a rolling manner.

Technical Field

The invention belongs to the technical field of vehicle parts, and particularly relates to a slide rail device suitable for hidden installation.

background

The bottom of an automobile seat is usually provided with a sliding rail assembly, so that a driver and an occupant can adjust the position of the seat according to the needs of the driver and the occupant to obtain a more comfortable sitting posture.

The seat slide rails are generally two groups and are symmetrically arranged on the floor of the vehicle body, each group of slide rails consists of an upper slide rail and a lower slide rail, the upper slide rail is arranged below a seat basin of the seat, and the lower slide rail is arranged on the floor of the vehicle body. At present, after the slide rails are assembled on a vehicle, a driving motor is positioned between two sets of slide rails, and the driving motor provides driving force to a gear box in the slide rails from the inner side faces, close to each other, of the two sets of slide rails so as to control the upper slide rails to slide on the lower slide rails. Because the driving motor conveys driving force to the gear box from the inner side of the slide rail, after assembly, the upper slide rail assembly and the lower slide rail assembly are exposed on a vehicle bottom plate, and for vehicles needing longer slide rail travel, such as business vehicles, the slide rail is exposed on the vehicle body floor, so that the activity space of passengers in the vehicle is occupied, the interior decoration of the vehicle is influenced, and the high-grade feeling of the vehicle is reduced seriously.

Disclosure of Invention

In view of the above, the present invention provides a slide rail device suitable for hidden installation, which has a unique structure and smooth sliding, and can enable a seat slide rail to be hidden and installed under a vehicle body floor.

In order to achieve the purpose, the technical scheme of the invention is as follows:

The utility model provides a slide rail device suitable for hide installation which key lies in, includes:

The lower sliding rail is provided with a sliding inner cavity extending along the length direction of the lower sliding rail, the upper end of the sliding inner cavity is provided with a abdicating opening, and the sliding inner cavity is rectangular;

The upper sliding rail is arranged in the sliding inner cavity and can slide back and forth relative to the sliding inner cavity, the lower end of the upper sliding rail is provided with a mounting groove extending along the length direction of the upper sliding rail, the middle position of the mounting groove is provided with an assembly inner cavity, and the top end of the assembly inner cavity is provided with a through hole corresponding to the abdicating opening;

The screw rod penetrates through the mounting groove and extends along the length direction of the lower slide rail, and two ends of the screw rod are fixedly arranged at the front end and the rear end of the sliding inner cavity;

and the gear box is in threaded fit with the screw rod and is fixed in the assembly inner cavity, a central input hole is formed in the position, corresponding to the via hole, of the gear box, and the central input hole extends in the vertical direction of the gear box.

By adopting the structure, the upper end of the lower slide rail is provided with the abdicating opening, when the automobile seat is assembled, the lower slide rail can be completely arranged under the floor of an automobile body, the driving force of the slide rail device is transmitted into the central input hole of the gear box through the abdicating opening, namely, the power is input from the upper end of the slide rail device, so that the seat slides forwards and backwards. Such structural configuration can guarantee that the slide rail can not expose in the car, has satisfied the technical demand of hidden assembly, makes the inside cleaner and tidier of vehicle, has promoted the senior sense of appearance quality and car effectively.

Preferably, the method comprises the following steps: go up the rail upper end and be equipped with the installation department that upwards extends, this installation department is worn out let a position the opening. Adopt above-mentioned structure to the seat lower extreme is connected on last slide rail.

preferably, the method comprises the following steps: the installation department is platelike structure, and it corresponds the via hole position is equipped with the installation breach, and the installation department is equipped with the card hole corresponding installation breach both ends position, and the lock has connect the location fixture block on the card hole. By adopting the structure, the flexible shaft is convenient to mount.

Preferably, the method comprises the following steps: the assembly inner cavity is of a rectangular structure. By adopting the structure, the structure can be adapted to the outer contour of the gear box so as to be convenient for mounting the gear box.

preferably, the method comprises the following steps: and rollers are arranged on two sides of the lower end of the upper sliding rail and are in rolling fit with the bottom surface of the sliding inner cavity. By adopting the structure, the sliding can be smoother.

Preferably, the method comprises the following steps: the two sides of the upper sliding rail are symmetrically provided with gap eliminating mechanisms, each gap eliminating mechanism comprises a gap eliminating wheel which is elastically supported on the side wall of the upper sliding rail through an elastic element, a conical surface is arranged in the circumferential direction of the gap eliminating wheel, supporting inclined surfaces which are obliquely arranged are arranged on the two sides of the upper end of the sliding inner cavity, and the conical surfaces are abutted to the supporting inclined surfaces in a rolling mode through the elastic force of the elastic elements. By adopting the structure, the sliding gap of the upper sliding rail can be eliminated, and the sliding fluency of the upper sliding rail is increased.

Preferably, the method comprises the following steps: two sets of supports are symmetrically installed on the side wall of the upper sliding rail, the supports are matched with the upper sliding rail in a rotating mode, the side wall of the upper sliding rail corresponds to two sets of supports, supporting plates are installed at positions between the supports, the middle of each elastic element is abutted to the lower end of each supporting plate, the two ends of each elastic element are connected in a hanging mode to be two sets of the near ends of the supports, and the clearance elimination wheels are rotatably installed at the far ends of the supports. By adopting the structure, the elastic force of the elastic element can enable the clearance elimination wheel to be continuously abutted against the supporting inclined plane so as to achieve the purpose of eliminating the clearance.

Preferably, the method comprises the following steps: and guide parts protruding outwards are distributed on two sides of the upper sliding rail, and the guide parts are adapted to the supporting inclined planes. By adopting the structure, the sliding guide of the upper sliding rail is facilitated.

Preferably, the method comprises the following steps: the middle part of the bottom side of the sliding inner cavity is sunken downwards, so that two ends of the bottom side form supporting steps, and the roller is supported on the supporting steps in a rolling manner. By adopting the structure, the structural strength of the lower sliding rail can be increased, and the roller can be effectively supported.

Compared with the prior art, the invention has the beneficial effects that:

The sliding rail device suitable for hidden installation can ensure that the lower sliding rail is hidden and installed below the floor of the vehicle body, so that the interior of the vehicle is cleaner, and the appearance quality and the high-grade feeling of the vehicle are effectively improved.

Drawings

Fig. 1 is an exploded view of a slide rail device in an applied state;

FIG. 2 is a reference view of a slide rail device in use;

FIG. 3 is a schematic structural view of the lower slide rail;

FIG. 4 is a schematic structural view of the upper slide rail;

FIG. 5 is a schematic view of a gearbox configuration;

FIG. 6 is a schematic cross-sectional view of the slide rail apparatus;

fig. 7 is a schematic structural view of the upper rail (bottom-up state).

Detailed Description

The present invention will be further described with reference to the following examples and the accompanying drawings.

as shown in fig. 1, 3 and 4, a slide rail device suitable for hidden installation structurally comprises a lower slide rail 1 and an upper slide rail 2, wherein the lower slide rail 1 has a sliding inner cavity 1a extending along the length direction thereof, the upper slide rail 2 is slidably installed in the sliding inner cavity 1a, the upper end of the lower slide rail 1 has a yielding opening 1b extending along the length direction thereof, the upper end of the upper slide rail 2 is provided with an installation part 2a extending upwards, and the installation part 2a penetrates out of the yielding opening 1 b.

As shown in fig. 5 and 7, a screw rod 3 is arranged in the lower slide rail 1, two ends of the screw rod 3 are fixedly installed in the sliding inner cavity 1a through positioning seats 12, the lower end of the upper slide rail 2 is provided with an installation groove 2b extending along the length direction of the upper slide rail, an assembly inner cavity 2f is arranged in the middle of the installation groove 2b, the assembly inner cavity 2f is of a rectangular structure, and the gear box 4 is also of a rectangular structure and is clamped in the assembly inner cavity 2 f.

the gear box 4 is internally provided with a turbine 4a and a worm 4b which are meshed with each other, wherein the worm 4b is provided with a central threaded hole 4c, the screw thread is sleeved on the screw rod 3, the turbine 4a is provided with a central input hole 4d, a through hole 2g is arranged at the position of the upper slide rail 2 corresponding to the central input hole 4d, namely the top end position of the inner cavity 2f is assembled, the mounting part 2a is provided with a mounting notch 2c at the position corresponding to the through hole 2g, and the mounting notch 2c is communicated into the central input hole 4d through the through hole 2 g.

As shown in fig. 1 and 2, when the car seat is assembled, the lower slide rail 1 is completely installed under the floor of the car body, only the installation part 2a of the upper slide rail 2 passes through the installation opening reserved on the floor of the car body, then the connection seat 11 of the seat is fixed on the installation part 2a, the connection seats 11 at two sides are connected into a whole through the retainer 13, the drive motor 9 is installed on the retainer 13, the flexible shaft 10 is installed on the output shaft of the motor 9, the flexible shaft 10 passes through the installation notch 2c and the through hole 2g and is connected on the central input hole 4d of the worm wheel 4a to drive the worm wheel 4a to rotate, the worm wheel 4a drives the worm 4b meshed with the worm wheel to rotate, because the inside of the worm 4b is in threaded fit with the screw rod 3, the drive force of the motor 9 can make the gear box 4 move on the screw rod 3, thereby driving the seat to slide on the lower slide, the interior of the vehicle is cleaner, and the appearance quality and the high-grade feeling of the vehicle are effectively improved.

As shown in fig. 1 and 4, in order to fix the flexible shaft 10 during assembly, the mounting portion 2a is provided with a clamping hole 2e corresponding to two ends of the mounting notch 2c, the clamping hole 2e is buckled with a positioning fixture block 14, and the flexible shaft 10 is clamped on the mounting portion 2a through the positioning fixture block 14.

As shown in fig. 3 and 4, in order to make the upper slide rail 2 slide more smoothly in the lower slide rail 1, the middle part of the bottom side of the sliding inner cavity 1a is recessed downward, so that supporting steps 1d are formed at the two ends of the bottom side, rollers 5 are symmetrically installed at the two sides of the lower end of the upper slide rail 2, and the rollers 5 are arranged on the supporting steps 1d in a rolling manner.

Go up the both sides of slide rail 2 and still the symmetry be provided with clearance elimination mechanism 6, clearance elimination mechanism 6 can eliminate when going up slide rail 2 and slide, go up the clearance of slide rail 2 in slip inner chamber 1a to increase gliding fluency, clearance elimination mechanism 6's concrete structure is as follows:

as shown in fig. 4, two sets of brackets 7 are symmetrically mounted on each side wall of the upper slide rail 2, the two sets of brackets 7 can rotate relative to the upper slide rail 2, a gap eliminating wheel 6b is mounted at one end, away from each other, of each set of brackets 7, an elastic element 6a is arranged between the ends, close to each other, of each set of brackets 7, a support plate 8 is arranged at a position, corresponding to the elastic element 6a, of the upper slide rail 2, the middle of the elastic element 6a abuts against the lower end of the support plate 8, two ends of the elastic element 6a are respectively hung on the two sets of brackets 7, a tapered surface 6c is arranged in the circumferential direction of the gap eliminating wheel 6b, support inclined surfaces 1c which are obliquely arranged are arranged on two sides of the upper end of the sliding inner cavity 1a, and.

As shown in fig. 6, by the rolling fit of the tapered surface 6c and the inclined support surface 1c, not only the clearance of the slide rail in the vertical direction but also the clearance of the slide rail in the horizontal direction is eliminated.

As shown in fig. 4, in order to perform a guiding function, two sides of the upper sliding rail 2 are distributed with guiding parts 2d protruding outwards, and the guiding parts 2d are adapted to the supporting inclined plane 1c at the upper end of the sliding inner cavity 1 a.

finally, it should be noted that the above-mentioned description is only a preferred embodiment of the present invention, and those skilled in the art can make various similar representations without departing from the spirit and scope of the present invention.