A lifting mechanism for a sunroof system

Abstract

The utility model belongs to the technical field of automobile sunroof, especially relate to a lifting mechanism of automobile sunroof system. The utility model mainly by elastic slide, glass support, drive sliding block, front connecting rod, rotating pin, stopper, fixed guide and rear connecting rod constitute, utilize drive sliding block, elastic slide common constitute subassembly Q, utilize glass support, rotating pin riveting, front connecting rod, rear connecting rod common constitute subassembly P, subassembly Q and subassembly P common constitute assembly E, realize functional area integrated design through this mode, reduce the number of parts, reduce the cooperation chain, reduce the control difficulty, under the condition of reaching the same function demand, save the die cost and the part unit price, reduce the control cost.

Description

Technical Field

[0001] This utility model belongs to the field of automotive sunroof technology, and in particular relates to a lifting mechanism for an automotive sunroof system. Background Technology

[0002] The lifting mechanism of existing automotive sunroof systems generally includes rods, guide sliders, drive components, locking components, fixed guide rails, traction tracks, and other related components that can achieve different functions.

[0003] For example, patent document CN102910054B discloses a roof system for a vehicle, which includes a cover movable between a closed position and an open position. Fixed guide rails are located at each longitudinal side of the roof opening, slidably guiding an operating mechanism for operating the cover in the longitudinal direction of the vehicle. The operating mechanism includes a first device and a second device, each including a rod. A guide slider is slidably accommodated in each guide rail and can move the cover vertically and horizontally via the first and second devices. At least one of the rods has a first pivot connection at a first end connected to the cover, and has spaced-apart second and third connections away from the first end, which connect the respective rod to at least the guide slider. At least one of the rods is pivotally connected to a sliding member at one of the second and third connections. The sliding member is separate from the guide slider, capable of sliding longitudinally along the fixed guide rail, and supported by the guide rail in a direction perpendicular to the longitudinal sliding direction.

[0004] The lifting mechanism of this type of roof system has some shortcomings. First, it has a large number of parts and complex assembly; second, its functional components are isolated, making the connection and assembly process complex and cumbersome. Therefore, it needs to be optimized and improved. Utility Model Content

[0005] The purpose of this invention is to overcome the aforementioned problems in traditional technologies and provide a lifting mechanism for an automotive sunroof system.

[0006] To achieve the above-mentioned technical objectives and effects, this utility model is implemented through the following technical solution: This utility model provides a lifting mechanism for an automotive sunroof system, including an elastic sliding foot, a glass bracket, a drive slider, a front connecting rod, a rotating pin, a stop block, a fixed guide rail, and a rear connecting rod; The stop block is snapped onto the end of the fixed guide rail, and the drive slider can move along the fixed guide rail under the drive of the operating mechanism. The drive slider is fitted with an elastic sliding foot, which together constitutes sub-assembly Q; The glass bracket has a front connecting rod and a rear connecting rod riveted to its two ends by rotating pins, which together form sub-assembly P; The sub-assembly Q and sub-assembly P together form assembly E.

[0007] Furthermore, in the lifting mechanism of the aforementioned automotive sunroof system, the glass bracket is provided with a first rotating hole and a second rotating hole at both ends.

[0008] Furthermore, in the lifting mechanism of the aforementioned car sunroof system, the driving slider is composed of a first slider part, a second slider part, and a flexible shaft for connecting the two. The first slider part is provided with a first groove, and the second slider part is provided with a second groove and a third groove. The first slider part and the second slider part are each provided with at least one hard sliding foot that can be fitted and installed with an elastic sliding foot.

[0009] Furthermore, in the lifting mechanism of the aforementioned automotive sunroof system, a third rotating hole is provided at one end of the front connecting rod, and the third rotating hole can be connected to the first rotating hole through a corresponding rotating pin; the front connecting rod is provided with a first sliding foot, a second sliding foot and a third sliding foot, and the first sliding foot can be engaged in the first sliding groove and slide along its direction.

[0010] Furthermore, in the lifting mechanism of the aforementioned car sunroof system, the middle of the stop block is provided with a fourth sliding groove that cooperates with the second sliding foot, one end of the stop block is provided with a stop head that matches the shape of the fixed guide rail, and the other end of the stop block is provided with a clip that facilitates its snapping and installation at the end of the fixed guide rail.

[0011] Furthermore, in the lifting mechanism of the aforementioned automotive sunroof system, a fourth rotating hole is provided at one end of the rear link, and the fourth rotating hole can be connected to the second rotating hole through a corresponding rotating pin; the rear link is provided with a fourth sliding foot and a fifth sliding foot, the fourth sliding foot can be engaged in the second sliding groove and slide along its direction, and the fifth sliding foot can be engaged in the third sliding groove and slide along its direction.

[0012] Furthermore, in the lifting mechanism of the aforementioned automotive sunroof system, the fixed guide rail is provided with a first guide groove, a second guide groove, a third guide groove, and a retaining wall. The first guide groove cooperates with the second and third sliding feet, the second guide groove cooperates with the flexible shaft, the third guide groove cooperates with the rigid sliding foot fitted with the elastic sliding foot, and the retaining wall abuts against the front connecting rod and the rear connecting rod.

[0013] Furthermore, in the lifting mechanism of the aforementioned automotive sunroof system, the fixed guide rail is located on the longitudinal side of the roof opening and is suitable for slidably guiding the drive slider.

[0014] Furthermore, in the lifting mechanism of the aforementioned car sunroof system, the drive slider passes through the closed position, the tilting position, the lifting position, and the stop position in sequence under the forward drive of the operating mechanism, and passes through the stop position, the lifting position, the tilting position, and the closed position in sequence under the reverse drive.

[0015] Furthermore, in the lifting mechanism of the aforementioned automotive sunroof system, when the drive slider is in the closed position, the sunroof mounted on the glass bracket is in a closed state. When the drive slider is in the tilted position, the skylight installed on the glass bracket is in the tilted state. When the drive slider is in the raised position, the sunroof installed on the glass bracket is in the raised state; When the drive slider is in the stopped position, the sunroof mounted on the glass bracket is in a stopped state.

[0016] The beneficial effects of this utility model are: This utility model provides a lifting mechanism for an automotive sunroof system, which mainly consists of an elastic sliding foot, a glass bracket, a drive slider, a front connecting rod, a rotating pin, a stop block, a fixed guide rail, and a rear connecting rod. The drive slider and the elastic sliding foot together form a sub-assembly Q, and the glass bracket, the rotating pin riveting, the front connecting rod, and the rear connecting rod together form a sub-assembly P. Sub-assemblies Q and P together form an assembly E. This method achieves integrated design of functional areas, reduces the number of parts, reduces the number of mating chains, and lowers the difficulty of management. Under the condition of achieving the same functional requirements, it saves mold costs and part unit prices, and reduces management costs.

[0017] Of course, any product implementing this utility model does not necessarily need to achieve all of the above advantages at the same time. Attached Figure Description

[0018] To more clearly illustrate the technical solutions of the embodiments of this utility model, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0019] Figure 1 This is an exploded schematic diagram of the device of this utility model; Figure 2 This is a schematic diagram of the glass support structure in this utility model; Figure 3 This is a schematic diagram of the structure of the driving slider in this utility model; Figure 4 This is a structural schematic diagram of the front connecting rod at one angle in this utility model; Figure 5 This is a schematic diagram of the front connecting rod at another angle in this utility model; Figure 6 This is a schematic diagram of the structure of the stop block of this utility model; Figure 7 This is a schematic diagram of the rear connecting rod in this utility model; Figure 8 This is a schematic diagram of the structure of the fixed guide rail in this utility model; Figure 9 This is a schematic diagram of the structure of this utility model when it is in a closed state; Figure 10 This is an assembly diagram of one angle of this utility model after omitting the fixed guide rail; Figure 11 This is an exploded view of the structure of this utility model after omitting the fixed guide rail; Figure 12 This is an assembly diagram of another angle after omitting the fixed guide rail in this utility model; In the attached diagram, the components represented by each number are as follows: 1- Flexible sliding foot; 2-Glass support, 201-First rotating hole, 202-Second rotating hole; 3-Drive slider, 301-First slider part, 302-Second slider part, 303-Flexible shaft, 304-First slide groove, 305-Second slide groove, 306-Third slide groove, 307-Hard slide foot; 4-Front connecting rod, 401-Third rotating hole, 402-First sliding foot, 403-Second sliding foot, 404-Third sliding foot; 5-Rotating pin; 6-Stop block, 601-Fourth slide groove, 602-Stop head, 603-Clipper head; 7-Fixed guide rail, 701-First guide groove, 702-Second guide groove, 703-Third guide groove, 704-Retaining wall; 8-Rear connecting rod, 801-Fourth rotating hole, 802-Fourth sliding foot, 803-Fifth sliding foot. Detailed Implementation

[0020] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0021] like Figure 1 , Figures 9-12As shown, this embodiment is a lifting mechanism for an automotive sunroof system, including an elastic sliding foot 1, a glass bracket 2, a drive slider 3, a front connecting rod 4, a rotating pin 5, a stop block 6, a fixed guide rail 7, and a rear connecting rod 8. The stop block 6 is snapped onto the end of the fixed guide rail 7, and the drive slider 3 can move along the fixed guide rail 7 under the action of the operating mechanism. The elastic sliding foot 1 is snapped onto the drive slider 3, together forming sub-assembly Q. The front connecting rod 4 and the rear connecting rod 8 are riveted to both ends of the glass bracket 2 by rotating pins 5, respectively, together forming sub-assembly P. Sub-assembly Q and sub-assembly P together form assembly E.

[0022] like Figure 2 As shown, the glass support 2 has a first rotating hole 201 and a second rotating hole 202 at both ends.

[0023] like Figure 3 As shown, the drive slider 3 is composed of a first slider part 301, a second slider part 302 and a flexible shaft 303 for connecting the two. The first slider part 301 is provided with a first groove 304, and the second slider part 302 is provided with a second groove 305 and a third groove 306. The first slider part 301 and the second slider part 302 are each provided with at least one hard sliding foot 307 that can be fitted and installed on the elastic sliding foot 1.

[0024] Compared with existing technologies, only one component, the drive slider 3, is needed to provide the lifting trajectory line, and the flexible shaft provides flexible deformation and driving functions.

[0025] like Figures 4-5 As shown, a third rotating hole 401 is provided at one end of the front connecting rod 4. The third rotating hole 401 can be connected to the first rotating hole 201 through a corresponding rotating pin 5. The front connecting rod 4 is provided with a first sliding foot 402, a second sliding foot 403 and a third sliding foot 404. The first sliding foot 402 can be inserted into the first sliding groove 304 and slide along its direction.

[0026] Compared with existing technologies, only one part, the front linkage 4, is needed to achieve the functions of front-end lifting, support, and sliding.

[0027] like Figure 6 As shown, the stop block 6 has a fourth sliding groove 601 in the middle that mates with the second sliding foot 403. One end of the stop block 6 has a stop head 602 that matches the shape of the fixed guide rail 7. The other end of the stop block 6 has a clip head 603 that makes it easy to snap and install it at the end of the fixed guide rail 7.

[0028] like Figure 7As shown, a fourth rotating hole 801 is provided at one end of the rear connecting rod 8. The fourth rotating hole 801 can be connected to the second rotating hole 202 through a corresponding rotating pin 5. The rear connecting rod 8 is provided with a fourth sliding foot 802 and a fifth sliding foot 803. The fourth sliding foot 802 can be engaged in the second sliding groove 305 and slide along its direction. The fifth sliding foot 803 can be engaged in the third sliding groove 306 and slide along its direction.

[0029] like Figure 8 As shown, the fixed guide rail 7 is provided with a first guide groove 701, a second guide groove 702, a third guide groove 703 and a retaining wall 704. The first guide groove 701 cooperates with the second sliding foot 403 and the third sliding foot 404. The second guide groove 702 cooperates with the flexible shaft 303. The third guide groove 703 cooperates with the hard sliding foot 307 on which the elastic sliding foot 1 is sleeved. The retaining wall 704 abuts against the front connecting rod 4 and the rear connecting rod 8.

[0030] In this embodiment, the third sliding foot 404 of the front link 4 has the function of preventing it from disengaging under force in the Y direction; the lower overhang of the flange of the third sliding foot 404 of the front link 4 serves as a limiter in the Y direction of the front link. The front link 4 realizes the functions of front-end lifting, support and sliding.

[0031] In this embodiment, the fixed guide rail 7 is disposed on the longitudinal side of the roof opening and is suitable for slidably guiding the drive slider 3.

[0032] In this embodiment, the drive slider 3, driven in the forward direction by the operating mechanism, sequentially passes through the closed position, the tilted position, the raised position, and the stopped position; when driven in the reverse direction, it sequentially passes through the stopped position, the raised position, the tilted position, and the closed position. When the drive slider 3 is in the closed position, the skylight mounted on the glass bracket 2 is in a closed state; when the drive slider 3 is in the tilted position, the skylight mounted on the glass bracket 2 is in a tilted state; when the drive slider 3 is in the raised position, the skylight mounted on the glass bracket 2 is in a raised state; and when the drive slider 3 is in the stopped position, the skylight mounted on the glass bracket 2 is in a stopped state.

[0033] The connection method in this embodiment is as follows: The elastic sliding foot 1 is engaged with the rigid sliding foot 307 on the drive slider 3 to form subassembly Q; the glass bracket 2 is riveted to the front connecting rod 4 and the rear connecting rod 8 at the rotation point by a rotating pin 5 to form subassembly P; the first sliding foot 402 of subassembly P is engaged in the first sliding groove 304 of subassembly Q, and the fourth sliding foot 802 and the fifth sliding foot 803 are engaged in the second sliding groove 305 and the third sliding groove 306 respectively; the above constitute assembly E; The stop block 6 is engaged with the end of the fixed guide rail 7; The second sliding foot 403 and the third sliding foot 404 on assembly E are engaged in the first guide groove 701 of the fixed guide rail 7 and assembled in place, forming Figure 9 The matching status between points a and b; The rigid sliding foot 307, on which the elastic sliding foot 1 is mounted, is inserted into the third guide groove 703 of the fixed guide rail 7 and assembled in place. The flexible shaft 303 on assembly E is inserted into the second guide groove 702 of the fixed guide rail 7 and assembled in place; When assembled, the front connecting rod 4 and the rear connecting rod 8 on assembly E are in contact with the retaining wall 704 on the fixed guide rail 7.

[0034] The driving method in this embodiment is as follows: The motor of the operating mechanism pulls the slider 3 to slide back and forth. The first slide groove 304, the second slide groove 305, and the third slide groove 306 on the slider 3 drive the first slide foot 402, the fourth slide foot 802, and the fifth slide foot 803 to move in opposite directions, thereby driving other position features of the assembly to produce a linkage effect and realize the lifting and sliding functions of the glass sunroof.

[0035] The preferred embodiments of this utility model disclosed above are merely illustrative of the present utility model. These preferred embodiments do not exhaustively describe all details, nor do they limit the utility model to specific implementation methods. Clearly, many modifications and variations can be made based on the content of this specification. This specification selects and specifically describes these embodiments to better explain the principles and practical applications of this utility model, thereby enabling those skilled in the art to better understand and utilize it. This utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A lifting mechanism for an automotive sunroof system, characterized in that, It includes an elastic sliding foot (1), a glass bracket (2), a drive slider (3), a front link (4), a rotating pin (5), a stop block (6), a fixed guide rail (7), and a rear link (8). The stop block (6) is snapped onto the end of the fixed guide rail (7), and the drive slider (3) can move along the fixed guide rail (7) under the drive of the operating mechanism. The drive slider (3) is fitted with an elastic sliding foot (1), which together constitutes the sub-assembly Q; The glass bracket (2) has a front connecting rod (4) and a rear connecting rod (8) riveted to its two ends by rotating pins (5), which together form sub-assembly P; The sub-assembly Q and sub-assembly P together form assembly E.

2. The lifting mechanism of an automotive sunroof system according to claim 1, characterized in that, The glass bracket (2) has a first rotating hole (201) and a second rotating hole (202) at both ends.

3. The lifting mechanism of an automotive sunroof system according to claim 2, characterized in that, The drive slider (3) is composed of a first slider part (301), a second slider part (302) and a flexible shaft (303) for connecting the two. The first slider part (301) is provided with a first groove (304), and the second slider part (302) is provided with a second groove (305) and a third groove (306). The first slider part (301) and the second slider part (302) are each provided with at least one hard sliding foot (307) that can be fitted and installed with an elastic sliding foot (1).

4. The lifting mechanism of an automotive sunroof system according to claim 3, characterized in that, The front connecting rod (4) has a third rotating hole (401) at one end, and the third rotating hole (401) can be connected to the first rotating hole (201) through a corresponding rotating pin (5); the front connecting rod (4) is provided with a first sliding foot (402), a second sliding foot (403) and a third sliding foot (404), and the first sliding foot (402) can be inserted into the first sliding groove (304) and slide along its direction.

5. The lifting mechanism of an automotive sunroof system according to claim 4, characterized in that, The stop block (6) has a fourth sliding groove (601) in the middle that cooperates with the second sliding foot (403). One end of the stop block (6) has a stop head (602) that matches the shape of the fixed guide rail (7). The other end of the stop block (6) has a clip (603) that makes it easy to snap it into place at the end of the fixed guide rail (7).

6. The lifting mechanism of an automotive sunroof system according to claim 5, characterized in that, The rear connecting rod (8) has a fourth rotating hole (801) at one end, which can be connected to the second rotating hole (202) through a corresponding rotating pin (5); the rear connecting rod (8) is provided with a fourth sliding foot (802) and a fifth sliding foot (803). The fourth sliding foot (802) can be inserted into the second sliding groove (305) and slide along its direction, and the fifth sliding foot (803) can be inserted into the third sliding groove (306) and slide along its direction.

7. The lifting mechanism of an automotive sunroof system according to claim 6, characterized in that, The fixed guide rail (7) is provided with a first guide groove (701), a second guide groove (702), a third guide groove (703) and a retaining wall (704). The first guide groove (701) cooperates with the second sliding foot (403) and the third sliding foot (404). The second guide groove (702) cooperates with the flexible shaft (303). The third guide groove (703) cooperates with the hard sliding foot (307) on which the elastic sliding foot (1) is sleeved. The retaining wall (704) abuts against the front connecting rod (4) and the rear connecting rod (8).

8. The lifting mechanism of an automotive sunroof system according to claim 6, characterized in that, The fixed guide rail (7) is located on the longitudinal side of the roof opening and is suitable for slidably guiding the drive slider (3).

9. The lifting mechanism of an automotive sunroof system according to claim 8, characterized in that, The drive slider (3) passes through the closed position, the lifting position, the raising position and the stop position in sequence under the forward drive of the operating mechanism, and passes through the stop position, the lifting position, the lifting position and the closed position in sequence when driven in the reverse direction.

10. The lifting mechanism of an automotive sunroof system according to claim 9, characterized in that, When the drive slider (3) is in the closed position, the skylight installed on the glass bracket (2) is in the closed state; When the drive slider (3) is in the tilted position, the skylight installed on the glass bracket (2) is in the tilted state; When the drive slider (3) is in the raised position, the sunroof installed on the glass bracket (2) is in the raised state; When the drive slider (3) is in the stopped position, the sunroof installed on the glass bracket (2) is in a stopped state.

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