CN218029689U - Door hinge, butterfly door and car - Google Patents

Abstract

The utility model provides a door hinge, a butterfly door and an automobile, wherein the door hinge is used for the upper connection between a door and an automobile body and comprises a female hinge, a male hinge and a pin shaft; the female hinge is connected to a first mounting position of the A column of the vehicle body and comprises a first fixed seat and a first connecting arm arranged on the first fixed seat; the male hinge is connected to a second mounting position at the top of the vehicle door and comprises a second fixed seat and a second connecting arm arranged on the second fixed seat; the hinge pin penetrates through the first connecting arm and the second connecting arm together, is in rotating fit with the first connecting arm and/or the second connecting arm, and is used for opening the vehicle door obliquely upwards around the hinge pin; the binding surfaces of the first fixed seat and the first installation position are parallel to the Z direction, and the binding surfaces of the second fixed seat and the second installation position are vertical to the Z direction under the door closing state. The utility model provides a door hinge, butterfly door and car can reduce hinge installation space, and clearance and face between nimble adjustment door and automobile body are poor.

Description

Door hinge, butterfly door and car

Technical Field

The utility model belongs to the technical field of body construction, concretely relates to door hinge, butterfly door and car.

Background

The common automobile front door opening structure has multiple forms such as side opening, european wing, scissors and butterfly door, wherein, butterfly door structure mainly is applied to super sports car motorcycle type and connects through two upper and lower hinges, goes up the hinge and is located the area that automobile body A post is close to the top cap, provides the connection between its upper portion and the automobile body for the butterfly door to open for the door provides the tilting axis of rotation with lower hinge jointly, make the butterfly door present the mode of opening for the oblique top is raised.

The existing butterfly door upper hinge structure is characterized in that a base of a female hinge (hidden and fixed on a vehicle body) and a base of a male hinge (exposed and fixed on a vehicle door) are both installed and fixed in a Z direction, the installation mode determines that the gap and the surface between the vehicle door and the vehicle body cannot be adjusted through assembly connection, only the processing and assembly precision can be completely relied on, meanwhile, the female hinge adopts an installation mode hidden in a concave cavity of the vehicle body, therefore, the male hinge needs to adopt a bent arm structure, the Z direction occupation space of the female hinge needs to be increased for avoiding the interference between the bent arm structure and the base and the hinge arm of the female hinge, and the layout of the vehicle body structure is limited.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a door hinge aims at solving the current problem that the clearance and the poor unable adjustment of face between big, door and automobile body of hinge mount occupation space on the car butterfly door.

In order to achieve the above object, the utility model adopts the following technical scheme: in a first aspect, a vehicle door hinge is provided for upper connection between a vehicle door and a vehicle body, and comprises a female hinge, a male hinge, and a pin shaft; the female hinge is used for being fixedly connected to a first mounting position, close to a top cover of the vehicle body, of the column A of the vehicle body and comprises a first fixing seat and a first connecting arm, wherein the first fixing seat is fixedly attached to the first mounting position, and the first connecting arm is arranged on the first fixing seat; the male hinge is used for being fixedly connected to a second mounting position at the top of the vehicle door and comprises a second fixing seat and a second connecting arm, wherein the second fixing seat is attached to and fixed on the second mounting position; the pin shaft penetrates through the first connecting arm and the second connecting arm and is in rotating fit with the first connecting arm and/or the second connecting arm, and the pin shaft is used for opening the vehicle door around the vehicle door in a slanting upward direction; the binding surfaces of the first fixing seat and the first installation position are parallel to the Z direction, and the binding surfaces of the second fixing seat and the second installation position are perpendicular to the Z direction in a door closing state.

With reference to the first aspect, in a possible implementation manner, first through holes are respectively formed in the first fixing seat on two sides of the first connecting arm, and a fastening piece screwed to the first mounting position is adapted to penetrate through the first through holes.

In some embodiments, a plurality of second through holes are distributed on the second fixing seat at intervals, and the fasteners screwed to the second mounting positions are suitable to penetrate through the second through holes.

Illustratively, the first connecting arm extends along the radial direction of the pin shaft, and the extending end is provided with a first shaft hole; one end of the second connecting arm is connected with the edge of the second fixing seat, the other end of the second connecting arm is crossed with the extending end of the first connecting arm, and a second shaft hole extending along the axial direction of the pin shaft is formed in the crossed position; the pin shaft penetrates through the first shaft hole and the second shaft hole together and is in running fit with the first shaft hole and/or the second shaft hole.

For example, the extending end of the second connecting arm is provided with a notch suitable for the extending end of the first connecting arm to extend into, and two side slot walls of the notch are provided with second shaft holes.

In combination with the first aspect, in a possible implementation manner, the mouth portions, far away from each other, of the two second shaft holes are respectively provided with plugs, and the two plugs are respectively abutted against the two ends of the pin shaft.

In some embodiments, the pin axis is angled 50 ± 10 ° from the Z-direction.

Illustratively, the second connecting arm is a bent plate, the middle part of which is recessed obliquely downward in the door closing state, and the recessed position of the bent plate is used for avoiding the vehicle body part when the door is opened.

The utility model provides a door hinge's beneficial effect lies in: the utility model discloses a door hinge, as the upper portion connection hinge between door and the automobile body, compared with the prior art, utilize the first installation position laminating connection that negative hinge and automobile body A post are close to the automobile body top cap, the positive hinge is connected with the second installation position laminating at door top, set up the axial of the round pin axle that is used for connecting first linking arm and second linking arm according to the body construction, make the butterfly door open around round pin axial slant top, thereby form butterfly door connection structure, because the laminating face of first fixing base and first installation position is on a parallel with Z to, the laminating face of second fixing base and second installation position is perpendicular to Z to, consequently first linking arm can let lie in the swing of second linking arm in the door opening process completely, help reducing the Z of negative hinge to occupation space, in addition, because first fixing base is on a parallel with Z to laminating fixedly with first installation position, consequently can follow the connecting position of Z to finely tuning first fixing base, thereby can realize to closing the adjustment of face difference between the automobile body under the state, and the second fixing base perpendicular to Z to the fixed installation position laminating fixedly, thereby the door appearance can reduce the door quality of closing to the door processing precision under the automobile body, thereby the door processing precision improves the automobile body.

The second aspect, the embodiment of the utility model provides a butterfly door is still provided, including above-mentioned door hinge, have the same beneficial effect with above-mentioned door hinge, no longer describe herein.

The third aspect, the embodiment of the utility model provides a still provide a car, including above-mentioned butterfly door, have with the same beneficial effect of above-mentioned butterfly door, no longer give unnecessary details here.

Drawings

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

fig. 2 is a first schematic view of an assembly structure of a vehicle door hinge according to an embodiment of the present invention;

fig. 3 is a second schematic view of an assembly structure of a vehicle door hinge according to an embodiment of the present invention;

fig. 4 is a schematic view illustrating a closing state of a butterfly door using the vehicle door hinge according to the embodiment of the present invention;

fig. 5 is a schematic view of an open state of a butterfly door using a door hinge according to an embodiment of the present invention.

In the figure: 10. a female hinge; 11. a first fixed seat; 111. a first perforation; 12. a first connecting arm; 121. a first shaft hole; 20. a male hinge; 21. a second fixed seat; 211. a second perforation; 22. a second connecting arm; 221. a second shaft hole; 222. a groove is opened; 30. a pin shaft; 40. a plug; 50. a vehicle body; 51. a first mounting location; 60. a vehicle door; 61. and a second mounting position.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or be indirectly on the other element. It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for ease of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, the X direction is the longitudinal direction of the vehicle, the Y direction is the width direction of the vehicle, and the Z direction is the height direction of the vehicle.

Referring to fig. 1 to 5 together, the door hinge according to the present invention will now be described. The door hinge is used for upper connection between the door 60 and the vehicle body 50 and comprises a female hinge 10, a male hinge 20 and a pin shaft 30; the female hinge 10 is used for being fixedly connected to a first mounting position 51 of a vehicle body A column close to a vehicle body top cover, and comprises a first fixing seat 11 and a first connecting arm 12, wherein the first fixing seat 11 is attached to and fixed on the first mounting position 51; the male hinge 20 is used for being fixedly connected to a second mounting position 61 at the top of the vehicle door 60, and comprises a second fixing seat 21 attached and fixed to the second mounting position 61, and a second connecting arm 22 arranged on the second fixing seat 21; the pin shaft 30 is arranged on the first connecting arm 12 and the second connecting arm 22 in a penetrating mode and is in rotating fit with the first connecting arm 12 and/or the second connecting arm 22, and the pin shaft 30 is used for enabling the vehicle door 60 to be opened obliquely upwards around the pin shaft; the adhering surface of the first fixing seat 11 and the first mounting position 51 is parallel to the Z direction, and the adhering surface of the second fixing seat 21 and the second mounting position 61 is perpendicular to the Z direction in the door closing state.

It should be noted that, in the mounting structure of the door 60, a space capable of accommodating the hinge mounting is usually provided in the vehicle body door frame range, the hinge connected to the vehicle body 50 is hidden in the space as the female hinge 10, and the hinge connected to the door 60 is extended out of the space as the male hinge 20, but of course, in order to avoid interference between the male hinge 20 and the vehicle body 50 member when the door 60 is opened, the male hinge 20 is usually of a bent arm structure; in addition, it should be understood that, regarding the axial direction of the pin shaft 30, the selection should be made based on different vehicle type structures, if the inclination angle of the a pillar of the vehicle body is smaller, the included angle between the pin shaft 30 and the Z direction is larger, otherwise, the included angle is smaller, and the purpose is only to realize that the vehicle door 60 is opened towards the obliquely upper direction by bypassing the a pillar of the vehicle body, of course, since the opening and closing process of the vehicle door 60 is based on the cooperation of the upper hinge and the lower hinge, the axial direction of the pin shaft 30 may also be determined by referring to the hinge axial direction of the lower hinge of the vehicle door.

The principle that the door hinge provided by the embodiment can adjust the surface difference between the door 60 and the vehicle body 50 is as follows: taking the example of the screw connection of the fastening member between the first fixing seat 11 and the first mounting seat 51, under the condition that the position of the threaded hole on the first mounting seat 51 is fixed, the fastening member vertically penetrates through the first fixing seat 11 and then is screwed with the threaded hole, the penetrating gap existing between the fastening member and the first fixing seat 11 provides a fine adjustment space for the fixed position of the first fixing seat 11 in the Z direction, and the surface difference between the top of the vehicle door 60 and the outer surface of the vehicle body 50 in the closing state of the vehicle door 60 can be eliminated through the fine adjustment in the Z direction.

The principle that the door hinge provided by the present embodiment can adjust the gap between the door 60 and the vehicle body 50 is: taking the screw connection of the fastening element between the second fixing seat 21 and the second mounting seat 61 as an example, under the condition that the position of the threaded hole on the second mounting seat 61 is fixed, the fastening element vertically penetrates through the second fixing seat 21 and then is screwed with the threaded hole, the penetrating gap existing between the fastening element and the second fixing seat 21 provides a fine adjustment space for the second fixing seat 21 in a plane (namely an X-Y plane) vertical to a Z direction, and the gap between the vehicle door 60 and the vehicle body 50 can be ensured to be uniform and attractive through the fine adjustment in the X direction and/or the Y direction.

In the present embodiment, the attaching and fixing of the first fixing seat 11 and the first mounting position 51 and the attaching and fixing of the second fixing seat 21 and the second mounting position 61 are not limited to the above-mentioned screwing and fixing manner by the fastening member, and may be welding and fixing, and certainly, the positions of the first fixing seat 11 and the second fixing seat 21 determined after the surface difference and the gap between the vehicle door 60 and the vehicle body 50 are adjusted in position during welding.

Compared with the prior art, the door hinge provided by the embodiment is used as an upper connecting hinge between the door 60 and the vehicle body 50, the female hinge 10 is in fit connection with the first mounting position 51 of the vehicle body A column close to the vehicle body top cover, the male hinge 20 is in fit connection with the second mounting position 61 at the top of the door 60, and the butterfly door can be opened obliquely upward around the pin shaft 30 by arranging the pin shaft 30 for connecting the first connecting arm 12 and the second connecting arm 22 in the axial direction of the vehicle body 50, so that a butterfly door connecting structure is formed, the first connecting arm 12 can completely allow the second connecting arm 22 to swing in the door opening process due to the fact that the fit surface of the first fixing seat 11 and the first mounting position 51 is parallel to the Z direction, the occupied space of the female hinge 10 is reduced, in addition, the fit fixation of the first fixing seat 11 and the first mounting position 51 is parallel to the Z direction, the adjustment of the difference between the door 60 and the vehicle body 50 in a closed state can be realized, the fit fixation of the second fixing seat 21 and the door 60 in a vertical mounting position, and the mounting position of the door 60 can be adjusted in a fine adjustment mode, and the mounting position of the door 60 and the door 60 can be reduced in a fine adjustment mode, and the mounting position of the door 60, and the door can be realized, and the door mounting position adjustment of the door is realized by the door 60, and the door is reduced in a fine adjustment method, and the mounting position of the door is realized by the mounting position adjustment method, and the door.

In some embodiments, referring to fig. 1 and 4, the first fixing seat 11 is provided with first through holes 111 respectively at two sides of the first connecting arm 12, and the first through holes 111 are adapted to be inserted with fasteners screwed to the first mounting positions 51; a plurality of second through holes 211 are distributed on the second fixing seat 21 at intervals, and fasteners screwed to the second mounting positions 61 are suitable to be arranged in the second through holes 211. The mode that the fastener passes through first perforation 111, second perforation 211 and carries out the spiro union fixed is adopted here, aims at utilizing the clearance of wearing to establish between fastener and the perforation to adjust the fixed position of first fixing base 11, second fixing base 21, with the degree of difficulty that reduces to door 60 and automobile body 50 hookup location processing and door 60 equipment, improve door 60 and assemble the quality.

Specifically, in the present embodiment, as understood in conjunction with fig. 1 to 5, the first connecting arm 12 extends along the radial direction of the pin 30, and the extending end is provided with a first shaft hole 121; one end of the second connecting arm 22 is connected with the edge of the second fixing seat 21, the other end is crossed with the extending end of the first connecting arm 12, and a second shaft hole 221 extending along the axial direction of the pin shaft 30 is arranged at the crossed position; the pin 30 is inserted into the first shaft hole 121 and the second shaft hole 221, and is rotatably engaged with the first shaft hole 121 and/or the second shaft hole 221.

It should be understood that the pin shaft 30 may be fixedly inserted into the first shaft hole 121 and rotationally engaged with the second shaft hole 221, may also be fixedly inserted into the second shaft hole 221 and rotationally engaged with the first shaft hole 121, and may also be rotationally engaged with both the first shaft hole 121 and the second shaft hole 221, only the second connecting arm 22 needs to be able to rotate relative to the first connecting arm 12, the connection manner is simple and reliable, and the opening and closing stability of the vehicle door 60 can be ensured.

In some possible implementations, referring to fig. 1 and 2, the extending end of the second connecting arm 22 is provided with a notch 222 adapted to the extending end of the first connecting arm 12 to extend into, and both side groove walls of the notch 222 are provided with second shaft holes 221. The extending end of the second connecting arm 22 is formed into a fork arm type structure by utilizing the notch 222, the extending end of the first connecting arm 12 extends into the notch 222, axial restraint on the first connecting arm 12 along the pin shaft 30 can be formed by utilizing the groove wall of the notch 222, dislocation between the first connecting arm 12 and the second connecting arm 22 along the axial direction of the pin shaft 30 is avoided, and therefore the connecting stability of the first connecting arm 12 and the second connecting arm 22 is improved.

Optionally, referring to fig. 1, the two second shaft holes 221 are provided with plugs 40 at their mouth portions away from each other, and the two plugs 40 are abutted to two ends of the pin shaft 30 respectively. The plug 40 may be riveted or screwed, and is intended to axially limit the pin shaft 30 and prevent the pin shaft 30 from axially moving or falling off, and in view of the abutting relationship between the plug 40 and the end of the pin shaft 30, the pin shaft 30 may be preferably connected to the second shaft hole 221 in a close fit manner or a rotationally fit manner with the first shaft hole 121 in this embodiment, so as to prevent the pin shaft 30 and the plug 40 from rotating relative to each other to cause abrasion or loosening of the plug 40, thereby improving the connection reliability.

In some embodiments, the pin 30 is angled at 50 ± 10 ° from the axial direction to the Z-direction. Based on a common butterfly door model, the door 60 is usually opened in an inclined manner at about 50 °, and in consideration of avoidance of vehicle body components such as a fender, a roof side panel, an a pillar and the like, the interference problem can be avoided within a door opening angle range of 50 ± 10 ° from the Z direction, and as shown in fig. 5, in a door opening state, a gap of at least 3mm can be ensured between two positions where the second connecting arm 22 is closest to a vehicle body 50 component.

It should be understood that, in the present embodiment, the second connecting arm 22 is a bent plate having a central portion that is recessed obliquely downward in the door-closed state, and the recessed position of the bent plate is used to escape the vehicle body component when the door is opened. The female hinge 10 and the male hinge 20 can be directly formed by die casting or sheet metal process, and the main body is a plate structure, so the second connecting arm 22 can be regarded as a bent plate with a bent arc, the bent arc position is downward concave when the door is closed, when the door is opened, the bent arc mechanism can be used to avoid the corresponding part of the car body 50 (above the first connecting arm 12) to avoid interference, of course, because the attaching surface of the second fixing seat 21 and the second mounting seat 61 is perpendicular to the Z direction when the door is closed, and the pin shaft 30 penetrating the extending end of the second connecting arm 22 has a certain included angle (acute angle) with the Z direction, the bent arc position can be properly twisted with respect to the included angle between the attaching surface of the pin shaft 30 and the second fixing seat 21, specifically, see fig. 3, thereby facilitating the connection between the extending end of the second connecting arm 22 and the pin shaft 30.

Based on the same inventive concept, please refer to fig. 1 to 5, and the embodiment of the present application further provides a butterfly door, which includes the above-mentioned door hinge. The butterfly door provided by the embodiment is connected with the vehicle body 50 through the door hinge, so that the Z-direction space occupation amount of the vehicle body 50 can be reduced, the surface difference and the gap between the door 60 and the vehicle body 50 can be finely adjusted during assembly, and the appearance quality is improved.

Based on the same inventive concept, with reference to fig. 1 to 5, an embodiment of the present application further provides an automobile, including the butterfly door described above; the automobile door hinge comprises an automobile body A column, a first installation position 51, a second installation position 61 and an automobile door hinge, wherein the first installation position 51 is parallel to the Z direction and is arranged at the position, close to an automobile body top cover, of the automobile body A column, the top of the butterfly door is provided with the second installation position 61 perpendicular to the Z direction, and the automobile door hinge is connected between the first installation position 51 and the second installation position 61.

The automobile provided by the embodiment adopts the butterfly door, and the butterfly door is connected with the automobile body 50 through the door hinge, so that the occupation amount of the Z-direction space of the automobile body 50 can be reduced, the surface difference and the gap between the door 60 and the automobile body 50 can be finely adjusted during assembly, and the appearance quality is improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. Door hinge for upper connection between a door (60) and a vehicle body (50), characterized by comprising:

the female hinge (10) is fixedly connected to a first mounting position (51) of a vehicle body A column close to a vehicle body top cover, and comprises a first fixing seat (11) which is attached and fixed to the first mounting position (51) and a first connecting arm (12) arranged on the first fixing seat (11);

the male hinge (20) is fixedly connected to a second mounting position (61) at the top of the vehicle door (60), and comprises a second fixed seat (21) which is attached and fixed to the second mounting position (61) and a second connecting arm (22) arranged on the second fixed seat (21);

the pin shaft (30) penetrates through the first connecting arm (12) and the second connecting arm (22) and is in running fit with the first connecting arm (12) and/or the second connecting arm (22), and the pin shaft (30) is used for opening the vehicle door (60) obliquely upwards around the pin shaft;

the joint surface of the first fixed seat (11) and the first mounting position (51) is parallel to the Z direction, and the joint surface of the second fixed seat (21) and the second mounting position (61) is perpendicular to the Z direction in a door closing state.

2. The door hinge according to claim 1, wherein the first fixing seat (11) is provided with first through holes (111) at two sides of the first connecting arm (12), and the first through holes (111) are adapted to be inserted with fasteners screwed to the first mounting positions (51).

3. The vehicle door hinge as claimed in claim 1, wherein a plurality of second through holes (211) are distributed at intervals on the second fixing seat (21), and the second through holes (211) are suitable for being penetrated by fasteners screwed with the second mounting positions (61).

4. The door hinge according to claim 1, wherein said first connecting arm (12) extends in a radial direction of said pin (30) and has a first shaft hole (121) at an extending end; one end of the second connecting arm (22) is connected with the edge of the second fixed seat (21), the other end of the second connecting arm is crossed with the extending end of the first connecting arm (12), and a second shaft hole (221) extending along the axial direction of the pin shaft (30) is formed in the crossed position; the pin shaft (30) penetrates through the first shaft hole (121) and the second shaft hole (221) together and is in running fit with the first shaft hole (121) and/or the second shaft hole (221).

5. The vehicle door hinge according to claim 4, wherein the extending end of the second connecting arm (22) is provided with a notch (222) adapted to the extending end of the first connecting arm (12), and the second shaft hole (221) is provided on both side groove walls of the notch (222).

6. The door hinge according to claim 5, wherein plugs (40) are respectively provided at the mouth portions of the two second shaft holes (221) which are away from each other, and the two plugs (40) are respectively abutted against both ends of the pin shaft (30).

7. The door hinge as claimed in claim 1, wherein said pin (30) is angled at 50 ± 10 ° in the axial direction and the Z-direction.

8. The door hinge according to any one of claims 1 to 7, characterized in that the second connecting arm (22) is a bent plate having a central portion which is recessed obliquely downward in the door-closed state, and the recessed position of the bent plate is used for avoiding the vehicle body part when the door is opened.

9. Butterfly door comprising a door hinge according to any of claims 1 to 8.

10. Automobile, characterized in that it comprises a butterfly door according to claim 9.

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