A mechanical group structure with a roof glass moving back and forth reciprocally

Abstract

The present invention discloses a mechanical group structure with a roof glass moving reciprocally backward, including a glass fixing frame, a front slider and a rear slider. Both ends of the glass fixing frame are movably connected to the front slider through front lifting support arms and connected to the rear slider through rear lifting support arms. The rear slider is provided with a first chute that bends upward and a second chute that is horizontally arranged. The rear lifting support arm is provided with a first sliding foot and a second sliding foot which are respectively installed in the first chute and the second chute. The front slider is provided with a third chute in the horizontal direction. The skylight guide rail is provided with a fourth chute that bends upward and a fifth chute that is horizontally arranged. One side surface of the front lifting support arm is provided with a third sliding foot installed in the third chute, and the other side surface of the front lifting support arm is provided with a fourth sliding foot installed in the fourth chute and a fifth sliding foot installed in the fifth chute. The front slider and the rear slider are rotatably connected through a connecting rod. The bearing capacity and stiffness of the mechanical group are increased, and the mechanical group is more stable during the lifting and opening process.

Description

Technical Field

[0001] The present invention relates to a mechanical structural member in the field of automotive sunroofs, and more particularly to a mechanical group structure that drives the roof glass to reciprocate backward. Background Art

[0002] Automotive sunroofs are installed on the roof, which can effectively make the air in the vehicle circulate, increase the entry of fresh air, and bring health and comfort to the vehicle owner; at the same time, automotive sunroofs can also broaden the view and are often used for the shooting needs of mobile photography and videography. Automotive sunroofs can be roughly divided into: external sliding type, built-in type, built-in flip type, panoramic type, curtain type, etc.

[0003] A panoramic sunroof is actually relative to a common sunroof. Its advantages are wide view and good ventilation. The panoramic sunroof has a relatively large area, even a roof made of a whole piece of glass, and one can have a panoramic view of the scene above while sitting in the car; currently, most panoramic sunroofs are composed of two separate pieces of glass in the front and rear, respectively, so that the front and rear seats can both have the feeling of having a sunroof.

[0004] The glass installed on the panoramic sunroof has a relatively large area, and it is necessary to drive the front and rear lifting arms to lift the sunroof, which requires a greater bearing capacity and stiffness of the mechanical group and a more stable operation of the mechanical group. In view of this, the inventor of the present invention has deeply explored the foregoing problems and successfully developed the application "A Mechanical Group Structure for Driving the Roof Glass to Reciprocate Backward" to improve the problems of the prior art. Summary of the Invention

[0005] The technical problem to be solved by the present invention is to provide a mechanical group structure for driving the roof glass to reciprocate backward, increasing the bearing capacity and stiffness of the mechanical group, and making the mechanical group more stable during the process of tilting and opening.

[0006] The technical solution adopted by the present invention to solve the above technical problems is as follows: a mechanical group structure with a roof glass moving reciprocally backward, including a glass fixing frame carrying a sunroof glass, and a front slider and a rear slider installed on a sunroof guide rail. The front and rear ends of the glass fixing frame are movably connected to the front slider through a front tilting support arm and connected to the rear slider through a rear tilting support arm. The rear slider is provided with a first chute that bends upward and a second chute that is horizontally arranged. The rear tilting support arm is provided with a first sliding foot and a second sliding foot respectively installed in the first chute and the second chute. The front slider is provided with a third chute along the horizontal direction. The sunroof guide rail is provided with a fourth chute that bends upward and a fifth chute that is horizontally arranged. One side of the front tilting support arm is provided with a third sliding foot installed in the third chute, and the other side of the front tilting support arm is provided with a fourth sliding foot installed in the fourth chute and a fifth sliding foot installed in the fifth chute. The front slider and the rear slider are rotatably connected through a connecting rod. The motor drives the rear slider to move backward in the sunroof guide rail. The rear slider drives the rear tilting support arm to tilt. The rear slider drives the front slider to move backward. The backward-moving front slider drives the front tilting support arm to tilt. The tilted front tilting support arm and the tilted rear tilting support arm support the opening of the sunroof glass.

[0007] A further preferred solution of the present invention: the rear end of the rear tilting support arm is rotatably connected to the rear end of the glass fixing frame.

[0008] A further preferred solution of the present invention: the rear section of the first chute is horizontal and the end is widened upward. The middle and rear sections of the first chute bend upward and backward. The second chute is horizontally arranged and bends downward at the front end. In the non-working state, the first sliding foot is located in the rear section of the first chute.

[0009] A further preferred solution of the present invention: the front end of the front tilting support arm is rotatably connected to the front end of the glass fixing frame. The front end of the connecting rod is rotatably connected to the rear end of the front tilting support arm, and the rear end of the connecting rod is rotatably connected to the front end of the rear tilting support arm.

[0010] A further preferred solution of the present invention: the third chute is horizontally arranged and bends upward at the front end.

[0011] A further preferred solution of the present invention: the fourth chute and the fifth chute opened on the sunroof guide rail are located on the other side of the front tilting support arm. The front section of the fourth chute bends upward and backward, and the rear section of the fourth chute is horizontally arranged. In the non-working state, the fourth sliding foot is located in the front section of the fourth chute.

[0012] A further preferred embodiment of the present invention: The skylight guide rail is connected to a limit block, and the limit block and the skylight guide rail together form a fourth chute. The front section of the fourth chute bends upward and backward and is located in the limit block, and the rear section of the fourth chute is horizontally arranged and located in the skylight guide rail. In the non-working state, the fourth sliding foot is located in the front section of the fourth chute.

[0013] A further preferred embodiment of the present invention: The rear slider is connected to a driving flexible shaft, and the driving flexible shaft is connected to a motor. The motor will drive the rear slider to move backward to open the skylight, and the motor drives the rear slider to move forward to close the skylight.

[0014] A further preferred embodiment of the present invention: Moving sliding feet are arranged on both sides of the front slider and the rear slider. The moving sliding feet are slidably connected to the skylight guide rail. The interior of the moving sliding feet is made of an elastic material and is connected to the front slider and the rear slider, and the outer periphery of the moving sliding feet is wrapped with a rigid material.

[0015] Compared with the prior art, the advantages of the present invention are that a first chute with an upturned shape is opened in the rear slider, and at the same time, a horizontal second chute is also provided. The skylight guide rail is provided with a fourth chute that bends upward and is upturned, and at the same time, a horizontal fourth chute is also opened in the skylight guide rail. During the opening process of the skylight glass, when the mechanical group is in the upturned opening process, at least one sliding foot of the front upturned support arm and the rear upturned support arm is made into a linear sliding track, so that the mechanical group is more stable during the upturned opening process, without jamming and shaking. The fourth sliding foot and the fifth sliding foot on the outer side of the front upturned support arm are lapped on a fixing member such as the skylight guide rail, so that the load applied to the skylight glass is directly borne by the fixing member, increasing the bearing capacity and stiffness of the present invention. The front slider and the rear slider are rotatably connected by a connecting rod, enabling the present invention to adapt to the curvature of the guide rail and reducing the running resistance. In summary, the present invention has the characteristics of high bearing capacity, high stiffness, and high smoothness. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described in detail below in conjunction with the drawings and preferred embodiments. However, those skilled in the art will understand that these drawings are only drawn for the purpose of explaining the preferred embodiments and should not be construed as limiting the scope of the present invention. In addition, unless otherwise specified, the drawings only schematically show the composition or structure of the described object and may include exaggerated displays, and the drawings are not necessarily drawn to scale.

[0017] Figure 1 It is a schematic structural diagram of the present invention in the installed state;

[0018] Figure 2 It is a schematic structural diagram of the part connected to the skylight guide rail;

[0019] Figure 3 It is a schematic structural diagram of the present invention in the non-installed state;

[0020] Figure 4 is a schematic diagram of the decomposition structure of the present invention;

[0021] Figure 5 is a schematic diagram of the structure of the front slider part;

[0022] Figure 6 is a schematic diagram of the structure of the rear slider part. Detailed implementation manners

[0023] The present invention will be described in detail below with reference to the accompanying drawings.

[0024] In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0025] As Figures 1 to 6 shown: A mechanical group structure for driving the roof glass to move reciprocally backward includes a glass fixing frame 1 carrying a sunroof glass, and a front slider 3 and a rear slider 4 installed on a sunroof guide rail 2. The front and rear ends of the glass fixing frame 1 are movably connected to the front slider 3 through a front tilting support wall 5 and connected to the rear slider 4 through a rear tilting support arm 6. The rear slider 4 is provided with a first chute 11 that bends upward and a second chute 12 that is horizontally arranged. The rear tilting support arm 6 is provided with a first sliding foot 21 and a second sliding foot 22 respectively installed in the first chute 11 and the second chute 12. The front slider 3 is provided with a third chute 13 in the horizontal direction. The sunroof guide rail 2 is provided with a fourth chute 14 that bends upward and a fifth chute 15 that is horizontally arranged. One side surface of the front tilting support wall 5 is provided with a third sliding foot 23 installed in the third chute 13. The other side surface of the front tilting support wall 5 is provided with a fourth sliding foot 24 installed in the fourth chute 14 and a fifth sliding foot 25 installed in the fifth chute 15. The front slider 3 and the rear slider 4 are rotatably connected through a connecting rod 7; the motor drives the rear slider 4 to move backward in the sunroof guide rail 2. The rear slider 4 drives the rear tilting support arm 6 to tilt. The rear slider 4 drives the front slider 3 to move backward. The backward-moving front slider 3 drives the front tilting support wall 5 to tilt. The tilted front tilting support wall 5 and the tilted rear tilting support arm 6 support the opening of the sunroof glass.

[0026] The rear end of the rear tilting support arm 6 is rotatably connected to the rear end of the glass fixing frame 1. During the movement of the rear slider 4, the rear tilting support arm 6 will move along the first chute 11 and the second chute 12, and the moving rear tilting support arm 6 will support the rear end of the glass fixing frame 1.

[0027] The rear section of the first sliding groove 11 is horizontal and its end is widened upwards. The middle and rear sections of the first sliding groove 11 bend upwards and backwards. The second sliding groove 12 is horizontally arranged and bends downwards at the front end. In the non-working state, the first sliding foot 21 is located in the rear section of the first sliding groove 11. The structural design of the first sliding groove 11 will drive the rear tilting support arm 6 to tilt and open. The second sliding groove 12 bends downwards at the front end, that is, after the rear tilting support arm 6 moves into place, a position is locked to make it not easy to shake in the front-back direction.

[0028] The front end of the front tilting support wall 5 is rotatably connected to the front end of the glass fixing frame 1. The front end of the connecting rod 7 is rotatably connected to the rear end of the front tilting support wall 5. The rear end of the connecting rod 7 is rotatably connected to the front end of the rear tilting support arm 6. During the movement of the front slider 3, the front tilting support wall 5 will move along the third sliding groove 13 (specifically, the front slider 3 moves while the front tilting support wall 5 remains stationary). After the third sliding foot 23 moves along the third sliding groove 13 to the limit position, the front tilting support wall 5 will move along the fourth sliding groove 14 and the fifth sliding groove 15, and the moving front tilting support wall 5 will support the front end of the glass fixing frame 1.

[0029] The third sliding groove 13 is horizontally arranged and bends upwards at the front end. After the third sliding foot 23 moves to the limit position, a position is locked for the position of the third sliding foot 23 to make it not easy to shake in the front-back direction.

[0030] The fourth sliding groove 14 and the fifth sliding groove 15 opened on the skylight guide rail 2 are located on the other side of the front tilting support wall 5. The front section of the fourth sliding groove 14 bends upwards and backwards. The rear section of the fourth sliding groove 14 is horizontally arranged. In the non-working state, the fourth sliding foot 24 is located in the front section of the fourth sliding groove 14. This is an embodiment of the present invention, that is, both the fourth sliding groove 14 and the fifth sliding groove 15 are arranged on the skylight guide rail 2.

[0031] In addition, there is a second embodiment of the present invention, that is, a limit block 8 is provided, as Figure 2 The structure shown is the second embodiment: The skylight guide rail 2 is connected to the limit block 8. The limit block 8 and the skylight guide rail 2 together form the fourth sliding groove 14. The front section of the fourth sliding groove 14 bends upwards and backwards and is located on the limit block 8. The rear section of the fourth sliding groove 14 is horizontally arranged and is located on the skylight guide rail 2. In the non-working state, the fourth sliding foot 24 is located in the front section of the fourth sliding groove 14. The structural design of the fourth sliding groove 14 will drive the front tilting support wall 5 to tilt and open. Cooperating with the structure of the fifth sliding groove 15 makes the present invention more stable during the tilting and opening process, without jamming and shaking.

[0032] The rear slider 4 is connected to the driving flexible shaft 9. The driving flexible shaft 9 is connected to the motor. The motor will drive the rear slider 4 to move backwards to open the skylight, and the motor drives the rear slider 4 to move forwards to close the skylight.

[0033] On both sides of the front slider 3 and the rear slider 4, moving sliding feet 10 are provided. The moving sliding feet 10 are slidably connected to the sunroof guide rail 2. The moving sliding feet 10 are made of elastic material inside and are connected to the front slider 3 and the rear slider 4. The outer periphery of the moving sliding feet 10 is wrapped with hard material. The friction of the moving sliding feet 10 when sliding in the sunroof guide rail 2 is relatively small. At the same time, the moving sliding feet 10 also play a certain shock absorption and buffering effect on the front slider 3 and the rear slider 4.

[0034] In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0035] In the description of the present invention, it should be noted that unless otherwise clearly specified and defined, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0036] The above has introduced the present invention in detail. Specific examples are used in this article to elaborate on the principle and implementation manner of the present invention. The description of the above embodiments is only used to help understand the present invention and its core idea. It should be pointed out that for those of ordinary skill in the art in the technical field, without departing from the principle of the present invention, several improvements and modifications can still be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims

1. A mechanical structure with a roof glass moving back and forth reciprocally, comprising a glass fixing frame carrying a sunroof glass, and a front slider and a rear slider installed on a sunroof guide rail. It is characterized in that The front and rear ends of the glass fixing frame are movably connected to the front slider through a front tilting support arm and connected to the rear slider through a rear tilting support arm. The rear slider is provided with a first chute that bends upward and tilts and a second chute arranged horizontally. The rear tilting support arm is provided with a first sliding foot and a second sliding foot respectively installed in the first chute and the second chute. The front slider is provided with a third chute in the horizontal direction. The sunroof guide rail is provided with a fourth chute that bends upward and tilts and a fifth chute arranged horizontally. One side of the front tilting support arm is provided with a third sliding foot installed in the third chute, and the other side of the front tilting support arm is provided with a fourth sliding foot installed in the fourth chute and a fifth sliding foot installed in the fifth chute. The front slider and the rear slider are rotatably connected by a connecting rod. The motor drives the rear slider to move backward in the sunroof guide rail. The rear slider drives the rear tilting support arm to tilt. The rear slider drives the front slider to move backward. The backward moving front slider drives the front tilting support arm to tilt. The tilted front tilting support arm and the tilted rear tilting support arm support the opening of the sunroof glass. The rear section of the first chute is horizontal and the end is expanded upward. The middle and rear sections of the first chute bend upward and backward. The second chute is arranged horizontally and bends downward at the front end. In the non-working state, the first sliding foot is located in the rear section of the first chute. The fourth chute and the fifth chute opened on the sunroof guide rail are located on the other side of the front tilting support arm. The front section of the fourth chute bends upward and backward. The rear section of the fourth chute is arranged horizontally. In the non-working state, the fourth sliding foot is located in the front section of the fourth chute.

2. A mechanical structure with a roof glass moving back and forth reciprocally according to claim 1, It is characterized in that The rear end of the rear tilting support arm is rotatably connected to the rear end of the glass fixing frame.

3. A mechanical structure with a roof glass moving back and forth reciprocally according to claim 1, It is characterized in that The front end of the front tilting support arm is rotatably connected to the front end of the glass fixing frame. The front end of the connecting rod is rotatably connected to the rear end of the front tilting support arm. The rear end of the connecting rod is rotatably connected to the front end of the rear tilting support arm.

4. A mechanical structure with a roof glass moving back and forth reciprocally according to claim 1, It is characterized in that The third chute is arranged horizontally and bends upward at the front end.

5. A mechanical structure with a roof glass moving back and forth reciprocally according to claim 1, It is characterized in that The sunroof guide rail is connected to a limit block. The limit block and the sunroof guide rail together form the fourth chute. The front section of the fourth chute bends upward and backward and is located on the limit block. The rear section of the fourth chute is arranged horizontally and is located on the sunroof guide rail. In the non-working state, the fourth sliding foot is located in the front section of the fourth chute.

6. A mechanical structure with a roof glass moving back and forth reciprocally according to claim 1, It is characterized in that The rear slider is connected to a driving flexible shaft, and the driving flexible shaft is connected to a motor. The motor drives the rear slider to move backward to open the sunroof and drives the rear slider to move forward to close the sunroof.

7. A mechanical group structure for reciprocating backward movement of a roof glass according to claim 1, characterized in that moving sliding feet are arranged on both sides of the front slider and the rear slider. The moving sliding feet are slidably connected to the sunroof guide rail. The moving sliding feet are made of an elastic material inside and are connected to the front slider and the rear slider. The outer periphery of the moving sliding feet is wrapped with a rigid material.

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