CN218668948U

CN218668948U - Door hinge and car

Info

Publication number: CN218668948U
Application number: CN202222975436.5U
Authority: CN
Inventors: 刘贺
Original assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Geely Automobile Research Institute Ningbo Co Ltd
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-21
Anticipated expiration: 2032-11-08

Abstract

The utility model provides a door hinge and car relates to auto-parts technical field, and the door hinge includes stationary blade, activity page or leaf, rotates reversing mechanism and actuating mechanism, and the stationary blade is used for with body coupling, the activity page or leaf be used for with this body coupling of door, rotate reversing mechanism's one end and be connected with actuating mechanism, rotate reversing mechanism's the other end pass the stationary blade and be connected with the activity page or leaf, rotate reversing mechanism and stationary blade swing joint. The utility model discloses a door hinge collects the dual function in an organic whole of current electronic stopper and hinge, reduces spare part quantity, saves the matching installation between current electronic stopper and the hinge, and the erection joint between door body and the automobile body is simpler, and assembly efficiency is higher.

Description

Door hinge and car

Technical Field

The utility model relates to an auto-parts technical field particularly, relates to a door hinge and car.

Background

On the present car, connect through a hinge and a stopper usually between automobile body and the door body, the hinge can guarantee that the door body is located the fixed position of relative automobile body, and the door stopper can restrict the degree that the door body opened or closed relative automobile body, avoids the door body to open automatically or close. Because stopper and hinge are two independent structures, not only make and be connected used spare part quantity between door body and the automobile body many, the matching installation process between stopper and the hinge is complicated moreover, and door integral erection is inefficient.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving current door hinge and stopper and match the technical problem that the installation is complicated, inefficiency.

On the one hand, the utility model provides a door hinge, including solid fixed page or leaf, activity page or leaf, rotation reversing mechanism and actuating mechanism, the solid fixed page or leaf is used for with automobile body coupling, the activity page or leaf be used for with this body coupling of door, the one end of rotating reversing mechanism with actuating mechanism connects, the other end of rotating reversing mechanism passes the solid fixed page or leaf and with the activity page or leaf is connected, rotate reversing mechanism with gu fixed page or leaf swing joint.

The door hinge of the utility model, because rotate the reversing mechanism and swing joint of the fixed leaf, and rotate the both ends of the reversing mechanism and connect with actuating mechanism, activity leaf respectively, when the actuating mechanism rotates through driving the rotation reversing mechanism, can realize the rotation of the relative fixed leaf of activity leaf, further, because activity leaf, fixed leaf are installed on door body and car body respectively, through controlling the number of turns or angle that the actuating mechanism drives and rotates, can realize the opening and closing angle control of the door body relative to car body, the door hinge of the utility model integrates the dual function of the existing electronic stopper and hinge into a whole, reduces the quantity of spare part, saves the matching installation between the existing electronic stopper and hinge, the installation connection between door body and car body is simpler, the assembly efficiency is higher; and the rotating reversing mechanism penetrates through the fixed page, namely the rotating reversing mechanism is at least partially arranged inside the fixed page, so that the manufacturing cost of a shell of the rotating reversing mechanism is saved, the installation space is saved, the use requirement can be better met, and the market competitiveness is improved.

Optionally, the rotation reversing mechanism is a worm and gear mechanism, the worm and gear mechanism includes a worm and a worm gear shaft, the worm is connected with the driving mechanism, the worm gear shaft is connected with the movable leaf, and the worm is in meshing transmission with the worm gear shaft.

Optionally, a first mounting hole and a second mounting hole are formed in the fixed page, one end of the first mounting hole is communicated with the second mounting hole, the extending direction of the first mounting hole is perpendicular to the extending direction of the second mounting hole, the worm is used for being inserted into the first mounting hole, and the worm wheel shaft is used for being inserted into the second mounting hole.

Optionally, the door hinge further includes a first end cover, the first end cover is disposed at an end of the first mounting hole far away from the second mounting hole, and the worm is connected to the first mounting hole through the first end cover.

Optionally, the door hinge further includes a second end cover, the second mounting hole penetrates through the fixed leaf, and two ends of the worm wheel shaft are connected to the second mounting hole through the corresponding second end cover respectively.

Optionally, a limiting clamping groove is formed in the fixed page, a limiting protrusion matched with the limiting clamping groove is formed in the movable page, and when the movable page is opposite to the fixed page, the fixed page rotates until the limiting protrusion is inserted into the limiting clamping groove, the movable page stops rotating.

Optionally, a vehicle door connecting hole is formed in the movable leaf, and the movable leaf is connected with the vehicle door body through the vehicle door connecting hole.

Optionally, a vehicle body connecting hole is formed in the fixed leaf, and the fixed leaf is used for being connected with the vehicle body through the vehicle body connecting hole.

Optionally, the driving mechanism is arranged on the inner side of the vehicle body, and the driving mechanism is an electric mechanism.

The utility model also provides an automobile, including door body, automobile body and foretell door hinge, the fixed page or leaf of door hinge with body coupling, the activity page or leaf of door hinge with this body coupling of door. Compared with the prior art, the automobile has the advantages that the advantages are the same as those of the automobile door hinge, and the description is omitted.

Drawings

Fig. 1 is a schematic structural view of a vehicle door hinge according to an embodiment of the present invention;

fig. 2 is an exploded schematic view of a door hinge according to an embodiment of the present invention.

Description of reference numerals:

1. a fixed page; 111. a first mounting hole; 112. a second mounting hole; 12. a limiting clamping groove; 13. a vehicle body connecting hole; 2. a live page; 21. a limiting bulge; 22. a door attachment hole; 3. a worm and gear mechanism; 31. a worm; 32. a worm gear shaft; 4. a drive mechanism; 5. a first end cap; 6. a second end cap.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "coupled" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, it should be noted that, in the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", and the like in the embodiments indicate terms of orientation, and are only used for simplifying the description of the positional relationship based on the drawings of the specification, and do not represent that the elements, devices, and the like which are referred to must be operated according to the operation and the method, and the configuration which are specified and defined in the specification, and such terms of orientation do not constitute a limitation of the present invention.

A coordinate system XYZ is established herein, wherein a forward direction of the X-axis represents forward, a backward direction of the X-axis represents backward, a forward direction of the Y-axis represents left, a backward direction of the Y-axis represents right, a forward direction of the Z-axis represents upward, and a backward direction of the Z-axis represents downward.

The existing vehicle door hinge generally comprises a fixed leaf and a movable leaf which are hinged to each other, wherein the fixed leaf is installed on a vehicle body, the movable leaf is installed on the vehicle door body, a limiter is further installed between the vehicle door body and the vehicle body, the vehicle door body is driven through the limiter, the movable leaf is driven to rotate relative to the fixed leaf, and the vehicle door body can rotate relative to the vehicle body to open and close.

As shown in fig. 1-2, the embodiment of the utility model provides a vehicle door hinge, including stationary leaf 1, activity page or leaf 2, rotation reversing mechanism and actuating mechanism 4, stationary leaf 1 be used for with body connection, activity page or leaf 2 be used for with this body coupling of door, rotate reversing mechanism's one end with actuating mechanism 4 connects, the other end that rotates reversing mechanism passes stationary leaf 1 and with activity page or leaf 2 is connected, rotate reversing mechanism with stationary leaf 1 swing joint.

In this embodiment, the structures of the fixed leaf 1 and the movable leaf 2 are not limited, and can be flexibly set according to the installation distance between the vehicle body and the vehicle door body, and the fixed leaf 1 and the movable leaf 2 mainly play a role in connecting the vehicle body and the vehicle door body.

Here, the driving mechanism 4 can provide a rotational driving force to drive the rotation reversing mechanism to rotate, the rotation reversing mechanism outputs the input rotational driving force to the movable leaf 2 after the direction is switched, the movable leaf 2 is driven to rotate relative to the fixed leaf 1, and the fixed leaf 1 and the movable leaf 2 are respectively mounted on the vehicle body and the vehicle door body, so that the vehicle door body can be rotated and opened relative to the vehicle body. The opening and closing angle of the vehicle door body relative to the vehicle body can be realized by controlling the number of rotating turns of the output end of the driving mechanism 4, the vehicle door hinge integrates the double functions of the existing electric limiter and the hinge, reduces the number of parts, saves the matching installation between the existing electric limiter and the hinge, and has simpler installation connection between the vehicle door body and the vehicle body and higher assembly efficiency; and the rotating reversing mechanism penetrates through the fixed page 1, namely the rotating reversing mechanism is at least partially arranged inside the fixed page 1, so that the manufacturing cost of a shell of the rotating reversing mechanism is saved, the installation space is saved, the use requirement can be better met, and the market competitiveness is improved.

It should be noted that the driving mechanism 4 can drive clockwise rotation and counterclockwise rotation, and when the clockwise rotation force is output to open the door body relative to the vehicle body, the counterclockwise rotation force is output to close the door body relative to the vehicle body; alternatively, when the door body is opened with respect to the vehicle body by outputting the counterclockwise rotational force from the driving mechanism 4, the door body is closed with respect to the vehicle body by outputting the clockwise rotational force.

Because the force can be reversed by rotating the reversing mechanism, the driving mechanism 4 can be installed at a proper position in the automobile body, and the driving mechanism 4 is prevented from being installed outside the automobile and suffering from rain. The rotation reversing mechanism can adopt a worm and gear mechanism or a bevel gear transmission mechanism. Exemplarily, the bevel gear transmission mechanism comprises two bevel gears which are meshed with each other, and the axes of the two bevel gears are perpendicular to each other, so that the power reversing is realized; of course, a plurality of bevel gears and straight gears in transmission connection can be adopted to realize reversing.

Optionally, the rotation reversing mechanism is a worm and gear mechanism 3, the worm and gear mechanism 3 includes a worm 31 and a worm gear shaft 32, the worm 31 is connected with the driving mechanism 4, the worm gear shaft 32 is connected with the movable leaf 2, and the worm 31 is in meshing transmission with the worm gear shaft 32.

Here, since the worm 31 is inserted into the fixed leaf 1, the worm wheel shaft 32 is fixed to the movable leaf 2, when the driving mechanism 4 drives the worm wheel shaft 32 to rotate by driving the worm 31, the movable leaf 2 can rotate relative to the fixed leaf 1, and further, since the movable leaf 2 and the fixed leaf 1 are respectively installed on the vehicle door body and the vehicle body, the opening and closing angle control of the vehicle door body relative to the vehicle body can be realized by controlling the number of turns or the angle of rotation of the worm 31 driven by the driving mechanism 4.

As shown in fig. 2, optionally, a first mounting hole 111 and a second mounting hole 112 are formed in the fixed page 1, one end of the first mounting hole 111 communicates with the second mounting hole 112, an extending direction of the first mounting hole 111 is perpendicular to an extending direction of the second mounting hole 112, the worm 31 is configured to be inserted into the first mounting hole 111, and the worm shaft 32 is configured to be inserted into the second mounting hole 112.

In this embodiment, the first mounting hole 111 may extend along a direction of the Y axis, the second mounting hole 112 may extend along a direction of the Z axis, the first mounting hole 111 may match a shape of the worm 31, and the second mounting hole 112 may match a shape of the worm shaft 32. The movable leaf 2 is located the top of the fixed leaf 1, the movable leaf 2 is vertically inserted into the fixed leaf 1 through the worm wheel shaft 32, the worm 31 rotates around the Y axis to drive the worm wheel shaft 32 to rotate around the Z axis, and then the movable leaf 2 rotates around the Z axis relative to the fixed leaf 1 to drive the car door body to rotate and open.

The power input direction and the power output direction of the worm gear mechanism 3 are relatively vertical, and the force transmission direction is changed through the worm gear mechanism 3, so that the opening and closing process of the vehicle door body is more convenient and controllable.

Optionally, the cross-sectional dimension of the first mounting hole 111 is larger than the cross-sectional dimension of the worm 31.

In this embodiment, the first mounting hole 111 may be a cylindrical hole, and the cross-sectional size of the first mounting hole 111 is larger, so that when the driving mechanism 4 drives the worm 31 to rotate, the worm 31 and the first mounting hole 111 generate rotational friction, so that the movement of the worm 31 is smoother, and the force transmission is more stable.

As shown in fig. 2, optionally, the door hinge further includes a first end cap 5, the first end cap 5 is disposed at an end of the first mounting hole 111 away from the second mounting hole 112, and the worm 31 is connected to the first mounting hole 111 through the first end cap 5.

In this embodiment, the first end cap 5 may be a circular end cap, the cross-sectional dimension of the first end cap 5 is larger than the dimension of the end face of the first mounting hole 111, and the first end cap 5 not only can be used for fixedly mounting the worm 31, but also can prevent foreign dust from entering the first mounting hole 111 and blocking the first mounting hole 111.

As shown in fig. 2, the door hinge may further include a second end cap 6, the second mounting hole 112 penetrates through the fixed leaf 1, and both ends of the worm wheel shaft 32 are connected to the second mounting holes 112 through the corresponding second end caps 6, respectively.

In this embodiment, the second end cap 6 may be a circular end cap, the cross-sectional dimension of the second end cap 6 is larger than the end face dimension of the second mounting hole 112, and the second end cap 6 not only can fix the worm wheel shaft 32, but also can prevent dust and impurities from entering the second mounting hole 112.

As shown in fig. 1, optionally, a limiting clamping groove 12 is arranged on the fixed page 1, a limiting protrusion 21 adapted to the limiting clamping groove 12 is arranged on the movable page 2, and when the movable page 2 rotates relative to the fixed page 1 until the limiting protrusion 21 is inserted into the limiting clamping groove 12, the movable page 2 stops rotating.

In this embodiment, the fixed page 1 is used for with the activity page 2 rotates to be connected serves and is equipped with spacing draw-in groove 12, activity page 2 be used for with the fixed page 1 is connected serves and is equipped with spacing arch 21, spacing arch 21 with the shape of spacing draw-in groove 12 can be arbitrary shape.

As shown in fig. 1, after the movable leaf 2 rotates clockwise by a preset angle relative to the fixed leaf 1, the limiting protrusion 21 abuts against the limiting slot 12, the door body is opened to a maximum angle position relative to the vehicle body, and at this time, the driving mechanism 4 stops driving.

As shown in fig. 1-2, optionally, a door connecting hole 22 is formed in the movable leaf 2, and the movable leaf 2 is configured to be connected to the door body through the door connecting hole 22.

In this embodiment, the door attaching hole 22 may be provided in plural, and may have any shape such as a round hole, a square hole, and the like.

As shown in fig. 1-2, optionally, a body attachment hole 13 is provided on the fixed leaf 1, and the fixed leaf 1 is configured to be attached to the body through the body attachment hole 13.

In the present embodiment, the number of the vehicle body connecting holes 13 may be 1 or more, and may be a circular hole or a square hole.

Optionally, the driving mechanism 4 is configured to be disposed inside the vehicle body, and the driving mechanism 4 is an electric mechanism.

In this embodiment, the driving mechanism 4 may be a driving motor, and the forward and reverse rotation of the driving motor may drive the worm 31 to rotate clockwise or counterclockwise, and then drive the movable leaf 2 and the door body to open or close relative to the vehicle body through the worm wheel shaft 32.

The driving mechanism 4 is fixed on the inner side of the vehicle body, so that the installation is more stable.

The utility model discloses another embodiment still provides an automobile, including door body, automobile body and foretell door hinge, the door hinge the stationary leaf 1 with body coupling, the door hinge the activity page or leaf 2 with this body coupling of door. The advantages of the present embodiment over the prior art are the same as those of the door hinge described above, and the description thereof will not be repeated.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims

1. The utility model provides a door hinge, its characterized in that, includes stationary leaf (1), activity page or leaf (2), rotates reversing mechanism and actuating mechanism (4), stationary leaf (1) be used for with the automobile body coupling, activity page or leaf (2) are used for with this body coupling of door, rotate reversing mechanism's one end with actuating mechanism (4) are connected, the other end that rotates reversing mechanism passes stationary leaf (1) and with activity page or leaf (2) are connected, rotate reversing mechanism with stationary leaf (1) swing joint.

2. The vehicle door hinge according to claim 1, characterized in that the rotation reversing mechanism is a worm and gear mechanism (3), the worm and gear mechanism (3) comprises a worm (31) and a worm gear shaft (32), the worm (31) is connected with the driving mechanism (4), the worm gear shaft (32) is connected with the movable leaf (2), and the worm (31) is in mesh transmission with the worm gear shaft (32).

3. The vehicle door hinge according to claim 2, characterized in that a first mounting hole (111) and a second mounting hole (112) are formed in the fixed leaf (1), one end of the first mounting hole (111) is communicated with the second mounting hole (112), the extending direction of the first mounting hole (111) is perpendicular to the extending direction of the second mounting hole (112), the worm (31) is used for being inserted into the first mounting hole (111), and the worm wheel shaft (32) is used for being inserted into the second mounting hole (112).

4. The vehicle door hinge according to claim 3, further comprising a first end cover (5), wherein the first end cover (5) is disposed at an end of the first mounting hole (111) far from the second mounting hole (112), and the worm (31) is connected to the first mounting hole (111) through the first end cover (5).

5. The vehicle door hinge according to claim 3, further comprising a second end cap (6), wherein the second mounting hole (112) penetrates through the fixed leaf (1), and both ends of the worm wheel shaft (32) are respectively connected with the second mounting hole (112) through the corresponding second end cap (6).

6. The vehicle door hinge according to claim 1, wherein a limiting slot (12) is provided on the fixed leaf (1), a limiting protrusion (21) adapted to the limiting slot (12) is provided on the movable leaf (2), and when the movable leaf (2) rotates relative to the fixed leaf (1) until the limiting protrusion (21) is inserted into the limiting slot (12), the movable leaf (2) stops rotating.

7. The vehicle door hinge according to claim 1, characterized in that the movable leaf (2) is provided with a vehicle door connecting hole (22), and the movable leaf (2) is used for being connected with the vehicle door body through the vehicle door connecting hole (22).

8. The door hinge according to claim 1, characterized in that the fixed leaf (1) is provided with a body attachment hole (13), and the fixed leaf (1) is used for being connected with the vehicle body through the body attachment hole (13).

9. The door hinge according to claim 1, characterized in that the drive mechanism (4) is intended to be placed inside the vehicle body, the drive mechanism (4) being an electric mechanism.

10. An automobile, characterized in that, comprising a door body, a body and a door hinge according to any of claims 1-9, the fixed leaf (1) of the door hinge being connected to the body and the movable leaf (2) of the door hinge being connected to the door body.