CN114233127B - Scissor door hinge and vehicle - Google Patents

Scissor door hinge and vehicle Download PDF

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Publication number
CN114233127B
CN114233127B CN202111609172.5A CN202111609172A CN114233127B CN 114233127 B CN114233127 B CN 114233127B CN 202111609172 A CN202111609172 A CN 202111609172A CN 114233127 B CN114233127 B CN 114233127B
Authority
CN
China
Prior art keywords
hinge
connecting rod
connecting shaft
shaft block
arm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202111609172.5A
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Chinese (zh)
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CN114233127A (en
Inventor
庞胜军
余勇
甄善鹤
孙哲
刘高
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongfeng Motor Group Co Ltd
Original Assignee
Dongfeng Motor Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongfeng Motor Group Co Ltd filed Critical Dongfeng Motor Group Co Ltd
Priority to CN202111609172.5A priority Critical patent/CN114233127B/en
Publication of CN114233127A publication Critical patent/CN114233127A/en
Application granted granted Critical
Publication of CN114233127B publication Critical patent/CN114233127B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D3/00—Hinges with pins
    • E05D3/06—Hinges with pins with two or more pins
    • E05D3/10—Hinges with pins with two or more pins with non-parallel pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • B60J5/047—Doors arranged at the vehicle sides characterised by the opening or closing movement
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • E05D11/10—Devices for preventing movement between relatively-movable hinge parts
    • E05D11/1028—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D5/00—Construction of single parts, e.g. the parts for attachment
    • E05D5/02—Parts for attachment, e.g. flaps
    • E05D5/0207—Parts for attachment, e.g. flaps for attachment to vehicles
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F5/00—Braking devices, e.g. checks; Stops; Buffers
    • E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
    • E05F5/022—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops specially adapted for vehicles, e.g. for hoods or trunks
    • E05F5/025—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops specially adapted for vehicles, e.g. for hoods or trunks specially adapted for vehicle doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D11/00—Additional features or accessories of hinges
    • E05D2011/009—Impact absorbing hinges for vehicle doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/531—Doors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hinges (AREA)

Abstract

The application relates to a scissor door hinge and a vehicle, belonging to the technical field of automobile door hinges, wherein the scissor door hinge comprises: the hinge base is provided with a main connecting shaft block mounting seat and a connecting component mounting seat; the hinge arm comprises an outer hinge connecting arm and an inner hinge connecting arm which are used for connecting a vehicle door, and the inner hinge connecting arm is provided with a main connecting shaft block mounting part and a connecting assembly mounting part; one end of the main connecting shaft block is rotationally connected with the main connecting shaft block mounting seat, and the other end of the main connecting shaft block is rotationally connected with the main connecting shaft block mounting part; the connecting assembly comprises a first connecting rod and a second connecting rod, one end of the second connecting rod is provided with a joint bearing, one end of the second connecting rod, which is far away from the joint bearing, is rotationally connected with the first connecting rod, and the connecting assembly installation part and the connecting assembly installation seat are rotationally connected through the connecting assembly. The scissors door hinge with four or five rotation axes and one knuckle bearing is convenient to install, has low requirements on manufacturing and assembling precision, improves the qualification rate of products, and can be applied to mass production.

Description

Scissor door hinge and vehicle
Technical Field
The application relates to the technical field of automobile door hinges, in particular to a scissor door hinge and a vehicle.
Background
The scissor door is taken as a personalized design, is generally only applied to the super sports car, and the unique and novel car door opening and closing mode enables the car to have a technological sense and a future sense, can always attract the eyes of a plurality of users, and is a big selling point of many manufacturer designs. Some modified scissor doors are also frequently arranged in the market, but the opening mode is that the scissor doors are opened to the maximum opening degree from the outside, then can be turned upwards to be opened to the maximum position, and the actions of opening or closing the car doors are implemented in two steps when the scissor doors are closed, and each car door can only be opened or closed in a single direction. The opening mode has poor user experience, is not smooth in movement, and has poor man-machine operability when the door is opened and closed.
The domestic existing automobile scissor door hinge, for example, chinese patent No. CN202010550793.X, has the patent name of "a car door hinge and a car", the car door hinge discloses a hinge mount pad, a hinge height shaft block, a hinge arm, a hinge opening shaft block, are connected through four hinge shafts each other, and form four rotation axes, namely a first rotation axis, a second rotation axis, a third rotation axis and a fourth rotation axis, and the four rotation axes intersect at a point, and the intersection point is located on the hinge height shaft block.
According to the scheme, the automobile door can be opened obliquely upwards, namely outwards, and simultaneously is opened upwards, so that problems of the after-sales refitted scissor door are avoided, four shafts are required to intersect at one point, the manufacturing precision and the assembly precision are required to be extremely high, otherwise, poor phenomena such as unsmooth mechanism movement and blocking easily occur, and the product reject ratio is high. Meanwhile, the technical scheme that four axes intersect at one point has more limitation and constraint on the arrangement space of the vehicle body, and is difficult to design and arrange, and the system structure is not easy to adjust and quickly adapt.
Disclosure of Invention
The embodiment of the application provides a scissor door hinge and a vehicle, which are used for solving the problems that the related art vehicle door hinge structure has extremely high requirements on manufacturing and assembling precision, and the mechanism is easy to generate the phenomena of unsmooth movement, blocking and the like, and the product reject ratio is higher.
A first aspect of an embodiment of the present application provides a scissors door hinge, including:
the hinge base is provided with a main connecting shaft block mounting seat and a connecting component mounting seat, and the main connecting shaft block mounting seat and the connecting component mounting seat are rotationally connected with the hinge arm;
the hinge arm comprises an outer hinge connecting arm and an inner hinge connecting arm which are used for connecting a vehicle door, and a main connecting shaft block mounting part and a connecting component mounting part are arranged on the inner hinge connecting arm;
One end of the main connecting shaft block is rotationally connected with the main connecting shaft block mounting seat, and the other end of the main connecting shaft block is rotationally connected with the main connecting shaft block mounting part;
the connecting assembly comprises a first connecting rod and a second connecting rod with one end provided with a joint bearing, one end of the second connecting rod, far away from the joint bearing, is rotationally connected with one end of the first connecting rod, and the connecting assembly installation part and the connecting assembly installation seat are rotationally connected through the connecting assembly.
In some embodiments: the other end of the first connecting rod is rotationally connected with the connecting component mounting seat, the joint bearing of the second connecting rod is connected with the connecting component mounting part, and the second connecting rod rotates around the joint bearing.
In some embodiments: the other end of the first connecting rod is rotationally connected with the connecting component mounting part, the joint bearing of the second connecting rod is connected with the connecting component mounting seat, and the second connecting rod rotates around the joint bearing.
In some embodiments: the connecting assembly further comprises a third connecting rod for connecting the first connecting rod and the second connecting rod, one end of the third connecting rod is provided with a third connecting rod mounting hole, and one end of the second connecting rod, which is far away from the joint bearing, extends into the third connecting rod mounting hole to be in rotary connection with the third connecting rod;
The other end of the third connecting rod is provided with a third connecting rod connecting shaft, the third connecting rod connecting shaft is rotationally connected with the first connecting rod, and the axis of the third connecting rod mounting hole and the axis of the third connecting rod connecting shaft are a pair of space crossing shafts which intersect at one point or do not intersect at one point.
In some embodiments: one end of the first connecting rod is provided with a first mounting hole, the other end of the first connecting rod is provided with a second mounting hole, and the axes of the first mounting hole and the second mounting hole are a pair of space crossing shafts which are intersected at one point or are not intersected at one point.
In some embodiments: the hinge base is provided with a base mounting hole for fixing the hinge base on the side wall of the vehicle body, the main connecting shaft block mounting seat comprises two lug plates vertically fixed on the hinge base, and the two lug plates are provided with shaft holes for connecting the main connecting shaft blocks;
the main connecting shaft block comprises a sleeve which is positioned between the two lug plates and is rotationally connected with the lug plates through cylindrical pins, a main connecting shaft block connecting shaft is arranged on the side wall of the sleeve, and the main connecting shaft block connecting shaft is rotationally connected with a main connecting shaft block mounting part.
In some embodiments: a limiting boss limiting the rotation angle of the sleeve on the main connecting shaft block mounting seat is further arranged on the side wall of the sleeve, and a main connecting shaft block mounting seat limiting rib abutting against the limiting boss is connected between the two lug plates so as to limit the maximum opening of the hinge arm and the vehicle door;
the automobile door is characterized in that an opening regulator is further arranged on the hinge base, the opening regulator comprises a regulator mounting seat fixed on the hinge base, a push rod which is in butt joint with a limiting boss of the opening regulator on the hinge arm is connected to the regulator mounting seat in a threaded mode, when the automobile door is opened to a set opening along with the hinge arm, the push rod is in butt joint with the limiting boss of the opening regulator on the hinge arm to limit the opening of the hinge arm, and the push rod is in telescopic regulation on the regulator mounting seat to regulate the opening of the hinge arm and the automobile door.
In some embodiments: the scissors door hinge further comprises a limiting assembly, wherein the limiting assembly comprises an upper limiting block which is positioned at the top of the hinge outer connecting arm and is in abutting connection with the side wall of the vehicle body, the length of the upper limiting block can stretch out and draw back along the abutting direction, and a side wall bracket of the vehicle body which is positioned at the bottom of the hinge outer connecting arm and is fixedly connected with the side wall of the vehicle body, and a buffer block bracket and a lower limiting block mounting hole are arranged on the side wall bracket of the vehicle body;
The outer linking arm bottom of hinge is equipped with the lower spacing lug of hinge, fixed being equipped with on the lower spacing lug mounting hole and the lower stopper of the spacing lug butt under the hinge, the length of stopper can be followed the butt direction and is flexible down, be equipped with the buffer block with the spacing lug butt under the hinge on the buffer block support, fixed being equipped with on the spacing lug under the hinge with the spacing screw rod of buffer block butt, the length of spacing screw rod can be followed the butt direction and is flexible.
In some embodiments: the scissor door hinge further comprises a driving piece, the driving piece comprises a telescopic stay bar, the bottom of the telescopic stay bar is rotationally connected with a car body side wall bracket through a lower stay bar mounting pin, and the top of the telescopic stay bar is rotationally connected with an outer connecting arm of the hinge through an upper stay bar mounting pin.
A second aspect of an embodiment of the present application provides a vehicle, including a scissor door hinge as described in any of the embodiments above, and a door side wall and a door connected to the scissor door hinge.
The technical scheme provided by the application has the beneficial effects that:
the embodiment of the application provides a scissor door hinge and a vehicle, wherein the applied scissor door hinge is provided with a hinge base, a main connecting shaft block mounting seat and a connecting component mounting seat are arranged on the hinge base, and the main connecting shaft block mounting seat and the connecting component mounting seat are both rotatably connected with a hinge arm; the hinge arm comprises an outer hinge connecting arm and an inner hinge connecting arm which are used for connecting a vehicle door, and the inner hinge connecting arm is provided with a main connecting shaft block mounting part and a connecting assembly mounting part; one end of the main connecting shaft block is rotationally connected with the main connecting shaft block mounting seat, and the other end of the main connecting shaft block is rotationally connected with the main connecting shaft block mounting part; the connecting assembly comprises a first connecting rod and a second connecting rod, one end of the second connecting rod is provided with a joint bearing, one end of the second connecting rod, which is far away from the joint bearing, is rotationally connected with the first connecting rod, and the connecting assembly installation part and the connecting assembly installation seat are rotationally connected through the connecting assembly.
Therefore, the scissor door hinge is rotationally connected between the main connecting shaft block mounting part and the main connecting shaft block mounting seat through the main connecting shaft block, and the connecting component mounting part is rotationally connected with the connecting component mounting seat through the first connecting rod and the second connecting rod. When the car door is opened or closed, the motion of the car door along the direction X, Y, Z is simplified into the cooperative motion of rotating around four or five rotation axes and one joint bearing, the functions of opening the car door obliquely upwards and closing the car door obliquely downwards along an arc are realized, and the motion process is continuous, smooth, stable and reliable and more accords with man-machine operability. In addition, the scissors door hinge provided by the embodiment of the application adopts four or five rotation axes and one knuckle bearing, is more flexible in design and arrangement, is faster and easier to adjust, has less influence on the structure of the vehicle door, and improves the attractiveness and practicability of the scissors door. Meanwhile, the device is convenient to install, has lower requirements on manufacturing and assembling precision, greatly improves the qualification rate of products, and can be applied to mass production. The scissor door hinge with four or five rotation axes and one knuckle bearing has a larger movement range, enables the vehicle door to obtain a larger opening degree, and can realize a better preset movement track and move more smoothly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a scissors hinge in a closed configuration according to a first embodiment of the present application;
FIG. 2 is a schematic view showing a structure of a scissors hinge in an unfolded state according to a first embodiment of the present application;
FIG. 3 is a schematic view showing a closed state of a scissor door hinge according to a second embodiment of the application;
FIG. 4 is a schematic view showing a structure of a second embodiment of the present application in an unfolded state of a scissor door hinge;
FIG. 5 is a schematic view showing a structure of a scissors hinge in a closed state according to a third embodiment of the present application;
FIG. 6 is a schematic view showing a structure of a unfolded state of a scissor door hinge according to a third embodiment of the application;
FIG. 7 is a schematic view showing a structure of a scissors hinge in a closed state according to a fourth embodiment of the present application;
FIG. 8 is a schematic view of a scissor door hinge in an unfolded state according to a fourth embodiment of the application;
Fig. 9 is a schematic structural view of a hinge arm in the first and third embodiments of the present application;
fig. 10 is a schematic structural view of a hinge arm in the second and fourth embodiments of the present application;
fig. 11 is a schematic structural view of a hinge base in the first and third embodiments of the present application;
fig. 12 is a schematic structural view of a hinge base in the second and fourth embodiments of the present application;
FIG. 13 is a schematic view of a main connecting shaft block according to an embodiment of the present application;
fig. 14 is a schematic structural view of a connection assembly in the first and second embodiments of the present application;
fig. 15 is a structural exploded view of the connection assembly in the first and second embodiments of the present application;
fig. 16 is a schematic structural view of a connection assembly in the third and fourth embodiments of the present application;
fig. 17 is an exploded view showing the structure of a connection assembly in the third and fourth embodiments of the present application;
FIG. 18 is a schematic view of a body side frame bracket according to an embodiment of the present application;
FIG. 19 is a schematic view of a scissor door hinge in a closed position on a vehicle body side rail in accordance with an embodiment of the application;
FIG. 20 is a schematic view of an embodiment of the application showing a scissor door hinge in an unfolded state on a side wall of a vehicle body;
FIG. 21 is a schematic view of a first view angle structure of a vehicle according to an embodiment of the present application;
fig. 22 is a schematic view of a second view structure of a vehicle according to an embodiment of the application.
Reference numerals:
100. a scissor door hinge; l1, a first axis of rotation; l2, a second axis of rotation; l3, a third axis of rotation; l4, a fourth axis of rotation; l5, a fifth axis of rotation;
10. a hinge base; 11. a base mounting hole; 12. a main connecting shaft block mounting seat; 13. a connection assembly mount; 14. a regulator mount; 121. a main connecting shaft block mounting seat limit rib; 141. an opening regulator mounting hole;
20. a hinge arm; 20a, a hinge inner connecting arm; 20b, hinge outer link arms; 21. a door mounting hole; 22. an upper stay bar mounting pin; 23. a main connecting shaft block mounting part; 24. a connection assembly mounting portion; 25. limiting boss of opening regulator; 26. an upper limit block mounting hole; 27. a lower limit bump of the hinge;
31. a main connecting shaft block; 311. a sleeve; 312. the main connecting shaft block is connected with the shaft; 313. a limit boss;
41. a first link; 411. a first mounting hole; 412. a second mounting hole; 42. a second link; 421. a second connecting rod connecting shaft; 422. a knuckle bearing; 423. a knuckle bearing mounting hole; 43. a third link; 431. a third link mounting hole; 432. a third connecting rod connecting shaft;
51. a push rod; 52. an upper limiting block; 53. a lower limiting block; 54. a limit screw; 55. a buffer block; 60. a driving member;
70. A body side bracket; 71. a lower stay bar mounting pin; 72. a body side wall mounting hole; 73. a buffer block bracket; 74. a lower limiting block mounting hole; 81. a first clamp spring; 82. a second clamp spring;
200. a side wall of the vehicle body; 300. and (3) a vehicle door.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The embodiment of the application provides a scissor door hinge and a vehicle, which can solve the problems that the related art door hinge structure has extremely high requirements on manufacturing and assembling precision, and the mechanism is easy to generate the phenomena of unsmooth movement, blocking and the like, and the product reject ratio is higher.
Referring to fig. 1 to 8, a first aspect of an embodiment of the present application provides a scissors door hinge 100, the scissors door hinge 100 comprising:
The hinge base 10, the hinge base 10 is used for fixing the scissors door hinge 100 on the side wall 200 of the car body, the scissors door hinge 100 is provided with a main connecting shaft block mounting seat 12 and a connecting component mounting seat 13, and the main connecting shaft block mounting seat 12 and the connecting component mounting seat 13 are used for rotating and connecting the hinge arm 20.
The hinge arm 20 includes an outer hinge arm 20b and an inner hinge arm 20a for connecting the door 300, and the outer hinge arm 20b and the inner hinge arm 20a are connected to each other in a substantially Y-shaped configuration. The hinge inner link arm 20a is provided with a main link shaft block mounting portion 23 and a link assembly mounting portion 24.
The main connecting shaft block 31, one end of the main connecting shaft block 31 is rotatably connected to the main connecting shaft block mount 12 and cooperates with the main connecting shaft block mount 12 to form a first rotation axis L1, and the other end of the main connecting shaft block 31 is rotatably connected to the main connecting shaft block mount 23 and cooperates with the main connecting shaft block mount 23 to form a second rotation axis L2. One end of the main connecting shaft block 31 rotates on the main connecting shaft block mounting seat 12 around the first rotation axis L1, and the main connecting shaft block mounting portion 23 rotates on the main connecting shaft block mounting seat 12 around the second rotation axis L2, and the first rotation axis L1 and the second rotation axis L2 may intersect at one point or not intersect at one point.
The connecting assembly comprises a first connecting rod 41 and a second connecting rod 42 with a joint bearing 422 at one end, wherein one end, far away from the joint bearing 422, of the second connecting rod 42 is rotationally connected with the first connecting rod 41 and matched with the first connecting rod 41 to form a fourth rotation axis L4, and the connecting assembly mounting part 24 is rotationally connected with the connecting assembly mounting seat 13 through the connecting assembly.
The first link 41 is rotatably connected to the link assembly mount 13 or the link assembly mount 24 and cooperates to form a third rotation axis L3, the knuckle bearing 422 is connected to the link assembly mount 13 or the link assembly mount 24, and the second link 42 rotates about the knuckle bearing 422. The first rotation axis L1 and the second rotation axis L2 are a pair of intersecting or non-intersecting one-point space intersecting axes, and the third rotation axis L3 and the fourth rotation axis L4 are a pair of intersecting or non-intersecting one-point space intersecting axes.
The scissor door hinge 100 of the embodiment of the application is rotatably connected between the main connecting shaft block mounting portion 23 and the main connecting shaft block mounting seat 12 through the main connecting shaft block 31, and the connecting assembly mounting portion 24 and the connecting assembly mounting seat 13 are rotatably connected through a first connecting rod 41 and a second connecting rod 42 with a joint bearing 422 at one end. The motion of the door 300 along the three directions X, Y, Z can be simplified into the cooperative motion of rotating around the four rotation axes (namely the first rotation axis L1, the second rotation axis L2, the third rotation axis L3 and the fourth rotation axis L4) and one knuckle bearing 422 when the door 300 is opened or closed, so that the functions of opening the door 300 obliquely upwards and closing the door 300 obliquely downwards along an arc are realized, and the motion process is continuous, smooth, stable and reliable, and more accords with man-machine operability.
In addition, the scissor door hinge 100 of the embodiment of the application adopts the four rotation axes and the scissor door hinge 100 of the knuckle bearing 422, is more flexible in design and arrangement, is faster and easier to adjust, has less influence on the structure of the vehicle door, and improves the aesthetic property and the practicability of the scissor door. Meanwhile, the device is convenient to install, has lower requirements on manufacturing and assembling precision, greatly improves the qualification rate of products, and can be applied to mass production.
In some alternative embodiments: referring to fig. 1, 2, 9, 11, 14 and 15, an embodiment of the present application provides a scissor door hinge 100, wherein one end of a first link 41 of the scissor door hinge 100 is provided with a first mounting hole 411, the other end of the first link 41 is provided with a second mounting hole 412, and an axis of the first mounting hole 411 and an axis of the second mounting hole 412 are a pair of space intersecting axes intersecting at one point or not intersecting at one point. The first link 41 is rotatably connected to the link assembly mount 13 through the first mounting hole 411 and cooperates to form a third rotation axis L3, the knuckle bearing 422 of the second link 42 is connected to the link assembly mount 24, and the second link 42 rotates about the knuckle bearing 422.
In the embodiment of the application, a knuckle bearing 422 is arranged at one end of the second connecting rod 42, a knuckle bearing mounting hole 423 connected with the connecting component mounting part 24 is arranged on the knuckle bearing 422, a second connecting rod connecting shaft 421 rotatably connected with the second mounting hole 412 of the first connecting rod 41 is arranged at the other end of the second connecting rod 42, and the second connecting rod connecting shaft 421 is rotatably connected with the second mounting hole 412 and is matched with the second mounting hole 412 to form a fourth rotation axis L4. The connecting component mounting seat 13 is a cylindrical pin fixed on the hinge base 10, and the first connecting rod 41 is rotatably connected with the connecting component mounting seat 13 through the first mounting hole 411. The connection assembly mounting portion 24 is a cylindrical pin fixed on the hinge arm 20, the second connecting rod 42 is connected to the connection assembly mounting portion 24 through a knuckle bearing 422, and the connection assembly mounting portion 24 is provided with a first clamp spring 81 for fixing the knuckle bearing 422. The second link 42 has a certain rotation amount around the knuckle bearing 422, and when the first rotation axis L1 and the second rotation axis L2 (the first rotation axis L1 and the second rotation axis L2 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, and the third rotation axis L3 and the fourth rotation axis L4 (the third rotation axis L3 and the fourth rotation axis L4 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, the whole hinge mechanism can also realize a preset motion track and move smoothly; the manufacturing and assembly accuracy between the hinge base 10, the hinge arm 20, the main connection shaft block 31 and the connection assembly is reduced.
The hinge arm 20 can realize relative movement with the hinge base 10 through the main connecting shaft block 31 and the connecting assembly, when the scissor door hinge 100 is opened, the main connecting shaft block 31 rotates around the first rotating axis L1, the hinge arm 20 rotates around the second rotating axis L2, the first connecting rod 41 rotates around the third rotating axis L3, the second connecting rod 42 rotates around the fourth rotating axis L4, and the second connecting rod 42 can also rotate around the knuckle bearing 422. The hinge arm 20 simplifies the opening and closing movement of the door 300 in three directions of X, Y, Z to a cooperative movement of rotating about four rotation axes (i.e., a first rotation axis L1, a second rotation axis L2, a third rotation axis L3, and a fourth rotation axis L4) and one knuckle bearing 422 by the main connection shaft block 31 and the connection assembly, wherein the first rotation axis L1, the second rotation axis L2 are a pair of space intersecting axes which can intersect at one point, and the third rotation axis L3 and the fourth rotation axis L4 are a pair of space intersecting axes which can intersect at one point.
In some alternative embodiments: referring to fig. 3, 4, 10, 12, 14 and 15, an embodiment of the present application provides a scissor door hinge 100, wherein one end of a first link 41 of the scissor door hinge 100 is provided with a first mounting hole 411, the other end of the first link is provided with a second mounting hole 412, and an axis of the first mounting hole 411 and an axis of the second mounting hole 412 are a pair of space intersecting axes capable of intersecting at a point. The first link 41 is rotatably connected to the link assembly mounting portion 24 through the first mounting hole 411 and cooperates to form a third rotation axis L3, the knuckle bearing 422 of the second link 42 is connected to the link assembly mounting seat 13, and the second link 42 rotates about the knuckle bearing 422.
In the embodiment of the application, a knuckle bearing 422 is arranged at one end of the second connecting rod 42, a knuckle bearing mounting hole 423 connected with the connecting component mounting seat 13 is arranged on the knuckle bearing 422, a second connecting rod connecting shaft 421 rotatably connected with the second mounting hole 412 of the first connecting rod 41 is arranged at the other end of the second connecting rod 42, and the second connecting rod connecting shaft 421 and the second mounting hole 412 are rotatably connected and combined to form a fourth rotation axis L4. The connecting component mounting seat 13 is a cylindrical pin fixed on the hinge base 10, the connecting component mounting part 24 is a cylindrical pin fixed on the hinge arm 20, and the connecting component mounting seat 13 is provided with a second clamp spring 82 for fixing the knuckle bearing 422. The second link 42 has a certain rotation amount around the knuckle bearing 422, and when the first rotation axis L1 and the second rotation axis L2 (the first rotation axis L1 and the second rotation axis L2 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, and the third rotation axis L3 and the fourth rotation axis L4 (the third rotation axis L3 and the fourth rotation axis L4 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, the whole hinge mechanism can also realize a preset motion track and move smoothly; the manufacturing and assembly accuracy between the hinge base 10, the hinge arm 20, the main connection shaft block 31 and the connection assembly is reduced.
The hinge arm 20 can realize relative movement with the hinge base 10 through the main connecting shaft block 31 and the connecting assembly, when the scissor door hinge 100 is opened, the main connecting shaft block 31 rotates around the first rotating axis L1, the hinge arm 20 rotates around the second rotating axis L2, the first connecting rod 41 rotates around the third rotating axis L3, the second connecting rod 42 rotates around the fourth rotating axis L4, and the second connecting rod 42 can also rotate around the knuckle bearing 422. The hinge arm 20 simplifies the opening and closing movement of the door 300 in three directions of X, Y, Z to a cooperative movement of rotating about four rotation axes (i.e., a first rotation axis L1, a second rotation axis L2, a third rotation axis L3, and a fourth rotation axis L4) and one knuckle bearing 422 by the main connection shaft block 31 and the connection assembly, wherein the first rotation axis L1, the second rotation axis L2 are a pair of space intersecting axes which can intersect at one point, and the third rotation axis L3 and the fourth rotation axis L4 are a pair of space intersecting axes which can intersect at one point.
In some alternative embodiments: referring to fig. 5, 6, 9, 11, 16 and 17, an embodiment of the present application provides a scissors hinge 100, the connection assembly of the scissors hinge 100 further comprising a third link 43 connecting the first link 41 and the second link 42. One end of the third link 43 is provided with a third link mounting hole 431, one end of the second link 42, which is far away from the knuckle bearing 422, is provided with a second link connecting shaft 421 extending into the third link mounting hole 431, and the second link connecting shaft 421 is rotatably connected with the third link 43 and combined to form a fourth rotation axis L4. The other end of the third link 43 is provided with a third link connecting shaft 432, the third link connecting shaft 432 is rotatably connected with the second mounting hole 412 of the first link 41 and is combined to form a fifth rotation axis L5, and the fourth rotation axis L4 and the fifth rotation axis L5 are a pair of space intersecting shafts, and may intersect at one point or may not intersect at one point.
In the embodiment of the application, a third connecting rod 43 is arranged between the first connecting rod 41 and the second connecting rod 42, and two ends of the third connecting rod 43 are respectively connected with the first connecting rod 41 and the second connecting rod 42 in a rotating way. One end of the second link 42 is provided with a knuckle bearing 422, the knuckle bearing 422 is provided with a knuckle bearing mounting hole 423 connected to the link assembly mounting portion 24, and the other end of the second link 42 is provided with a second link connecting shaft 421 rotatably connected to a third link mounting hole 431 of the third link 43. The third link connecting shaft 432 of the third link 43 is rotatably connected to the second mounting hole 412 of the first link 41, and the first mounting hole 411 of the first link 41 is rotatably connected to the connection assembly mount 13.
The connecting component mounting seat 13 is a cylindrical pin fixed on the hinge base 10, and the first connecting rod 41 is rotatably connected with the connecting component mounting seat 13 through the first mounting hole 411. The link assembly mounting portion 24 is a cylindrical pin fixed to the hinge arm 20, and the second link 42 is connected to the link assembly mounting portion 24 through a knuckle bearing 422. The second link 42 has a certain rotation amount around the knuckle bearing 422, and the first link 41 and the second link 42 are rotationally connected through the third link 43, and when the first rotation axis L1 and the second rotation axis L2 (the first rotation axis L1 and the second rotation axis L2 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, the third rotation axis L3 and the fourth rotation axis L4 (the third rotation axis L3 and the fourth rotation axis L4 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, and the fourth rotation axis L4 and the fifth rotation axis L5 (the fourth rotation axis L4 and the fifth rotation axis L5 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, the whole scissor door hinge 100 obtains a larger movement range, the vehicle door 300 obtains a larger opening degree, and a better preset movement track can be realized, and the movement is smoother; the manufacturing and assembly accuracy between the hinge base 10, the hinge arm 20, the main connection shaft block 31 and the connection assembly is reduced.
The hinge arm 20 can realize relative motion with the hinge base 10 through the main connecting shaft block 31 and the connecting assembly, when the scissor door hinge 100 is opened, the main connecting shaft block 31 rotates around the first rotation axis L1, the hinge arm 20 rotates around the second rotation axis L2, the first connecting rod 41 rotates around the third rotation axis L3, the second connecting rod 42 rotates around the fourth rotation axis L4, the second connecting rod 42 can also rotate around the knuckle bearing 422, and the third connecting rod 43 rotates around the fifth rotation axis L5. The hinge arm 20 simplifies the opening and closing movement of the door 300 in three directions of X, Y, Z to a cooperative movement of rotating about five rotational axes (i.e., a first rotational axis L1, a second rotational axis L2, a third rotational axis L3, a fourth rotational axis L4, and a fifth rotational axis L5) and one knuckle bearing 422 by the main connecting shaft block 31 and the connecting assembly, wherein the first rotational axis L1, the second rotational axis L2 are a pair of space intersecting axes that intersect at one point, the third rotational axis L3 and the fourth rotational axis L4 are a pair of space intersecting axes that intersect at one point, and the fourth rotational axis L4 and the fifth rotational axis L5 are a pair of space intersecting axes that intersect at one point.
In some alternative embodiments: referring to fig. 7, 8, 10, 12, 16 and 17, an embodiment of the present application provides a scissors hinge 100, the connection assembly of the scissors hinge 100 further comprising a third link 43 connecting the first link 41 and the second link 42. One end of the third link 43 is provided with a third link mounting hole 431, one end of the second link 42, which is far away from the knuckle bearing 422, is provided with a second link connecting shaft 421 extending into the third link mounting hole 431, and the second link connecting shaft 421 is rotatably connected with the third link 43 and combined to form a fourth rotation axis L4. The other end of the third link 43 is provided with a third link connecting shaft 432, the third link connecting shaft 432 is rotatably connected with the second mounting hole 412 of the first link 41 and is combined to form a fifth rotation axis L5, and the fourth rotation axis L4 and the fifth rotation axis L5 are a pair of space intersecting shafts, and may intersect at one point or may not intersect at one point.
In the embodiment of the application, a third connecting rod 43 is arranged between the first connecting rod 41 and the second connecting rod 42, and two ends of the third connecting rod 43 are respectively connected with the first connecting rod 41 and the second connecting rod 42 in a rotating way. One end of the second link 42 is provided with a knuckle bearing 422, the knuckle bearing 422 is provided with a knuckle bearing mounting hole 423 connected with the connection assembly mounting seat 13, and the other end of the second link 42 is provided with a second link connecting shaft 421 rotatably connected with a third link mounting hole 431 of the third link 43. The third link connecting shaft 432 of the third link 43 is rotatably connected to the second mounting hole 412 of the first link 41, and the first mounting hole 411 of the first link 41 is rotatably connected to the connection member mounting portion 24.
The connection assembly mounting portion 24 is a cylindrical pin fixed to the hinge arm 20, and the first link 41 is rotatably connected to the connection assembly mounting portion 24 through the first mounting hole 411. The connecting component mounting seat 13 is a cylindrical pin fixed on the hinge base 10, and the second connecting rod 42 is rotationally connected with the connecting component mounting seat 13 through a knuckle bearing 422. The second link 42 has a certain rotation amount around the knuckle bearing 422, and the first link 41 and the second link 42 are rotationally connected through the third link 43, and when the first rotation axis L1 and the second rotation axis L2 (the first rotation axis L1 and the second rotation axis L2 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, the third rotation axis L3 and the fourth rotation axis L4 (the third rotation axis L3 and the fourth rotation axis L4 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, and the fourth rotation axis L4 and the fifth rotation axis L5 (the fourth rotation axis L4 and the fifth rotation axis L5 may intersect at a point or may not intersect at a point) are a pair of space intersecting axes, the whole scissor door hinge 100 obtains a larger movement range, the vehicle door 300 obtains a larger opening degree, and a better preset movement track can be realized, and the movement is smoother; the manufacturing and assembly accuracy between the hinge base 10, the hinge arm 20, the main connection shaft block 31 and the connection assembly is reduced.
The hinge arm 20 can realize relative motion with the hinge base 10 through the main connecting shaft block 31 and the connecting assembly, when the scissor door hinge 100 is opened, the main connecting shaft block 31 rotates around the first rotation axis L1, the hinge arm 20 rotates around the second rotation axis L2, the first connecting rod 41 rotates around the third rotation axis L3, the second connecting rod 42 rotates around the fourth rotation axis L4, the second connecting rod 42 can also rotate around the knuckle bearing 422, and the third connecting rod 43 rotates around the fifth rotation axis L5. The hinge arm 20 simplifies the opening and closing movement of the door 300 in three directions of X, Y, Z to a cooperative movement of rotating about five rotational axes (i.e., a first rotational axis L1, a second rotational axis L2, a third rotational axis L3, a fourth rotational axis L4, and a fifth rotational axis L5) and one knuckle bearing 422 by the main connecting shaft block 31 and the connecting assembly, wherein the first rotational axis L1, the second rotational axis L2 are a pair of space intersecting axes that intersect at one point, the third rotational axis L3 and the fourth rotational axis L4 are a pair of space intersecting axes that intersect at one point, and the fourth rotational axis L4 and the fifth rotational axis L5 are a pair of space intersecting axes that intersect at one point.
In some alternative embodiments: referring to fig. 11 to 13, an embodiment of the present application provides a scissors door hinge 100, in which a plurality of base mounting holes 11 for fixing the hinge base 10 to a body side frame 200 are formed in a hinge base 10 of the scissors door hinge 100, and the hinge base 10 is bolted to the body side frame 200 through the plurality of base mounting holes 11. The main connecting shaft block mounting seat 12 on the hinge base 10 comprises two ear plates vertically fixed on the hinge base 10, and shaft holes for connecting the main connecting shaft block 31 are formed in the two ear plates. The main connecting shaft block 31 includes a sleeve 311 interposed between two ear plates and rotatably connected to the ear plates by a cylindrical pin, and a main connecting shaft block connecting shaft 312 is provided on a side wall of the sleeve 311, and the main connecting shaft block connecting shaft 312 is rotatably connected to the main connecting shaft block mounting portion 23.
The side wall of the sleeve 311 is also provided with a limiting boss 313 for limiting the rotation angle of the sleeve 311 on the main connecting shaft block mounting seat 12, and a main connecting shaft block mounting seat limiting rib 121 which is abutted with the limiting boss 313 is connected between the two ear plates. The main connecting shaft block mounting seat limiting rib 121 and the limiting boss 313 are used for limiting the rotation angle of the main connecting shaft block 31 on the main connecting shaft block mounting seat 12, and further limiting the maximum opening of the hinge arm 20 and the vehicle door 300. The hinge base 10 is further provided with an opening regulator, the opening regulator comprises a regulator mounting seat 14 fixed on the hinge base 10, an opening regulator mounting hole 141 is formed in the regulator mounting seat 14, a push rod 51 abutted against the hinge arm 20 is connected to the regulator mounting seat 14 in a threaded manner, and the push rod 51 can be telescopically regulated on the regulator mounting seat 14, so that the opening of the hinge arm 20 and the vehicle door 300 can be regulated. The hinge arm 20 is fixedly provided with an opening regulator limiting boss 25 which is in contact with the ejector rod 51, the opening regulator limiting boss 25 is made of soft wear-resistant materials, and when the vehicle door 300 is opened to a set opening along with the hinge arm 20, the ejector rod 51 is abutted with the opening regulator limiting boss 25 on the hinge arm 20 to limit the opening of the hinge arm 20 and the vehicle door 300.
In some alternative embodiments: referring to fig. 1 to 10 and 18, an embodiment of the present application provides a scissors door hinge 100, where the scissors door hinge 100 further includes a limiting component, the limiting component includes an upper limiting block 52 located at the top of the hinge outer arm 20b and abutting against the body side wall 200, the length of the upper limiting block 52 can be adjusted along the abutting direction, and an upper limiting block mounting hole 26 for fixing the upper limiting block 52 is provided at the top of the hinge outer arm 20 b. The upper stopper 52 is made of soft material, and can be adjusted in a telescopic manner in the axial direction of the upper stopper mounting hole 26. The upper stopper 52 contacts the body side 200 when the door 300 is closed, and can restrict the Y-displacement of the upper portion of the hinge arm 20 and the door 300.
The limiting assembly further comprises a body side bracket 70 which is positioned at the bottom of the hinge outer connecting arm 20b and fixedly connected with the body side 200, and a buffer block bracket 73 and a lower limiting block mounting hole 74 are arranged on the body side bracket 70. The bottom of the hinge outer connecting arm 20b is provided with a hinge lower limit bump 27, and a lower limit block 53 which is abutted with the hinge lower limit bump 27 is fixedly arranged on the lower limit block mounting hole 74. The lower stopper 53 is provided on the body side frame 70, and the length of the lower stopper 53 can be adjusted in the abutting direction. The lower stopper 53 is made of soft material, and is telescopically adjustable in the axial direction of the lower stopper mounting hole 74. The lower stopper 53 contacts the sidewall of the hinge lower stopper projection 27 when the door 300 is closed, and can restrict the Y-displacement of the lower portion of the hinge arm 20 and the door 300.
The buffer block bracket 73 is provided with a buffer block 55 which is abutted against the lower limit lug 27 of the hinge, and the lower limit lug 27 of the hinge is fixedly provided with a limit screw 54 which is abutted against the buffer block 55. One end of the limiting screw 54 is provided with a ball head, the other end of the limiting screw 54 is provided with threads and nuts, the limiting screw 54 is fixedly arranged in a mounting hole of the hinge lower limiting bump 27 through the threads and the nuts, the length of the limiting screw 54 can be adjusted along the abutting direction, the ball head of the limiting screw 54 is contacted with a buffer block 55 arranged on the vehicle body side wall bracket 70 when the vehicle door 300 is closed, and displacement of the hinge arm 20 and the lower end X direction of the vehicle door 300 is limited, so that the vehicle door 300 is more stable in the closing and driving processes.
In some alternative embodiments: referring to fig. 1 to 8, an embodiment of the present application provides a scissors hinge 100, the scissors hinge 100 further comprising a driving member 60, the driving member 60 comprising a telescopic strut, wherein the bottom of the telescopic strut is rotatably connected to a body side frame bracket 70 via a lower strut mounting pin 71, and the top of the telescopic strut is rotatably connected to a hinge outer link arm 20b via an upper strut mounting pin 22. The driving member 60 is used for providing door opening and closing assistance, enabling the vehicle door 300 to be opened and closed easily, and enabling the scissor door hinge 100 to be kept at a set opening position, and the driving member 60 is a gas spring or a hydraulic rod or an electric brace or a balance rod.
Referring to fig. 19 to 22, a second aspect of the embodiment of the present application provides a vehicle including the scissors door hinge 100 of any one of the embodiments described above, and a body side rail 200 and a vehicle door 300 connected to the scissors door hinge 100. The top and bottom of the hinge outer link arm 20b of the scissor door hinge 100 are provided with door mounting holes 21 to be connected to the door 300, and the hinge outer link arm 20b is connected to the door by bolts through the door mounting holes 21. The hinge base 10 of the scissor door hinge 100 is provided with a base mounting hole 11, and the side body bracket 70 is provided with a side body mounting hole 72. The base mounting holes 11 of the hinge base 10 and the body side mounting holes 72 of the body side bracket 70 rivet or bolt the scissor door hinge 100 to the body side 200.
Principle of operation
The embodiment of the application provides a scissor door hinge and a vehicle, wherein a hinge base 10 is arranged on a scissor door hinge 100, a main connecting shaft block mounting seat 12 and a connecting component mounting seat 13 are arranged on the hinge base 10, and the main connecting shaft block mounting seat 12 and the connecting component mounting seat 13 are both in rotary connection with a hinge arm 20; a hinge arm 20, wherein the hinge arm 20 comprises an outer hinge connecting arm 20b and an inner hinge connecting arm 20a for connecting the vehicle door 300, and a main connecting shaft block mounting part 23 and a connecting assembly mounting part 24 are arranged on the inner hinge connecting arm 20 a; a main connecting shaft block 31, wherein one end of the main connecting shaft block 31 is rotatably connected with the main connecting shaft block mounting seat 12, and the other end of the main connecting shaft block 31 is rotatably connected with the main connecting shaft block mounting part 23; the connecting assembly comprises a first connecting rod 41 and a second connecting rod 42 with a knuckle bearing 422 at one end, wherein one end, far away from the knuckle bearing 422, of the second connecting rod 42 is rotationally connected with the first connecting rod 41, and the connecting assembly mounting part 24 is rotationally connected with the connecting assembly mounting seat 13 through the connecting assembly.
Accordingly, the scissor door hinge 100 of the present application is rotatably coupled between the main link axle block mounting portion 23 and the main link axle block mounting base 12 via the main link axle block 31, and is rotatably coupled between the link assembly mounting portion 24 and the link assembly mounting base 13 via the link assembly. When the vehicle door is opened or closed, the motion of the vehicle door along the three directions of X, Y, Z is simplified into the cooperative motion of rotating around four rotation axes and one joint bearing or the cooperative motion of rotating around five rotation axes and one joint bearing, so that the functions of opening the vehicle door 300 obliquely upwards along an arc line and closing the vehicle door 300 obliquely downwards are realized, and the motion process is continuous, smooth, stable and reliable, and more accords with man-machine operability. In addition, the scissor door hinge 100 of the embodiment of the application adopts four or five rotation axes and a scissor door hinge 100 with a knuckle bearing, is more flexible in design and arrangement, is faster and easier to adjust, has less influence on the structure of the vehicle door 300, and improves the aesthetic property and the practicability of the scissor door. Meanwhile, the device is convenient to install, has lower requirements on manufacturing and assembling precision, greatly improves the qualification rate of products, and can be applied to mass production. The scissor door hinge 100 formed by four or five rotation axes and one knuckle bearing has a larger movement range, enables the vehicle door 300 to obtain a larger opening degree, and can realize a better preset movement track and move more smoothly.
In the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present application. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that in the present application, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the application to enable those skilled in the art to understand or practice the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (6)

1. A scissors door hinge, characterized in that the scissors door hinge (100) comprises:
the hinge comprises a hinge base (10), wherein a main connecting shaft block mounting seat (12) and a connecting component mounting seat (13) are arranged on the hinge base (10), and the main connecting shaft block mounting seat (12) and the connecting component mounting seat (13) are both rotationally connected with a hinge arm (20);
the hinge arm (20), the hinge arm (20) comprises a hinge outer connecting arm (20 b) and a hinge inner connecting arm (20 a) which are used for connecting a vehicle door (300), and a main connecting shaft block mounting part (23) and a connecting component mounting part (24) are arranged on the hinge inner connecting arm (20 a);
the main connecting shaft block (31), one end of the main connecting shaft block (31) is rotationally connected with the main connecting shaft block mounting seat (12), and the other end of the main connecting shaft block (31) is rotationally connected with the main connecting shaft block mounting part (23);
The connecting assembly (40) comprises a first connecting rod (41) and a second connecting rod (42) with one end provided with a knuckle bearing (422), one end, far away from the knuckle bearing (422), of the second connecting rod (42) is rotationally connected with one end of the first connecting rod (41), and the connecting assembly mounting part (24) is rotationally connected with the connecting assembly mounting seat (13) through the connecting assembly (40);
the connecting assembly (40) further comprises a third connecting rod (43) for connecting the first connecting rod (41) and the second connecting rod (42), a third connecting rod mounting hole (431) is formed in one end of the third connecting rod (43), and one end, far away from the knuckle bearing (422), of the second connecting rod (42) extends into the third connecting rod mounting hole (431) to be in rotary connection with the third connecting rod (43);
a third connecting rod connecting shaft (432) is arranged at the other end of the third connecting rod (43), the third connecting rod connecting shaft (432) is rotationally connected with the first connecting rod (41), and the axis of the third connecting rod mounting hole (431) and the axis of the third connecting rod connecting shaft (432) are a pair of space crossing shafts which are intersected at one point or are not intersected at one point;
one end of the first connecting rod (41) is provided with a first mounting hole (411), the other end of the first connecting rod (41) is provided with a second mounting hole (412), and the axis of the first mounting hole (411) and the axis of the second mounting hole (412) are a pair of space cross shafts which are intersected at one point or are not intersected at one point;
The other end of the first connecting rod (41) is rotationally connected with the connecting component mounting seat (13), a knuckle bearing (422) of the second connecting rod (42) is connected with the connecting component mounting part (24), and the second connecting rod (42) rotates around the knuckle bearing (422);
or, the other end of the first connecting rod (41) is rotatably connected with the connecting component mounting part (24), the knuckle bearing (422) of the second connecting rod (42) is connected with the connecting component mounting seat (13), and the second connecting rod (42) rotates around the knuckle bearing (422).
2. A scissors door hinge as set forth in claim 1, wherein:
the hinge base (10) is provided with a base mounting hole (11) for fixing the hinge base (10) on a side wall (200) of a vehicle body, the main connecting shaft block mounting seat (12) comprises two ear plates vertically fixed on the hinge base (10), and the two ear plates are provided with shaft holes for connecting the main connecting shaft blocks (31);
the main connecting shaft block (31) comprises a sleeve (311) which is positioned between two lug plates and is rotationally connected with the lug plates through cylindrical pins, a main connecting shaft block connecting shaft (312) is arranged on the side wall of the sleeve (311), and the main connecting shaft block connecting shaft (312) is rotationally connected with the main connecting shaft block mounting part (23).
3. A scissors door hinge as set forth in claim 2, wherein:
a limiting boss (313) for limiting the rotation angle of the sleeve (311) on the main connecting shaft block mounting seat (12) is further arranged on the side wall of the sleeve (311), and a main connecting shaft block mounting seat limiting rib (121) which is in butt joint with the limiting boss (313) is connected between the two lug plates so as to limit the maximum opening of the hinge arm (20) and the vehicle door (300);
the hinge base (10) is further provided with an opening regulator, the opening regulator comprises a regulator mounting seat (14) fixed on the hinge base (10), the regulator mounting seat (14) is connected with a push rod (51) in a threaded mode, the push rod (51) is in butt joint with the hinge arm (20), when the automobile door (300) is opened to a set opening along with the hinge arm (20), the push rod (51) is in telescopic regulation on the regulator mounting seat (14) so as to regulate the opening of the hinge arm (20) and the automobile door (300).
4. A scissors door hinge as set forth in claim 1, wherein:
the scissor door hinge (100) further comprises a limiting assembly, wherein the limiting assembly comprises an upper limiting block (52) which is positioned at the top of the hinge outer connecting arm (20 b) and is abutted against the vehicle body side wall (200), and a vehicle body side wall bracket (70) which is positioned at the bottom of the hinge outer connecting arm (20 b) and is fixedly connected with the vehicle body side wall (200), and a buffer block bracket (73) and a lower limiting block mounting hole (74) are arranged on the vehicle body side wall bracket (70);
The outer linking arm of hinge (20 b) bottom is equipped with hinge lower limit lug (27), be equipped with on lower limit lug mounting hole (74) fixed lower stopper (53) with hinge lower limit lug (27) butt, be equipped with on buffer block support (73) with hinge lower limit lug (27) butt buffer block (55), be equipped with on hinge lower limit lug (27) fixed limit screw (54) with buffer block (55) butt.
5. A scissors door hinge as set forth in claim 4, wherein:
the scissor door hinge (100) further comprises a driving piece (60), the driving piece (60) comprises a telescopic stay bar, the bottom of the telescopic stay bar is rotationally connected with the car body side wall bracket (70) through a lower stay bar mounting pin (71), and the top of the telescopic stay bar is rotationally connected with the hinge outer connecting arm (20 b) through an upper stay bar mounting pin (22).
6. A vehicle characterized in that it comprises a scissor door hinge (100) according to any of claims 1 to 5, and a body side (200) and a vehicle door (300) connected to the scissor door hinge (100).
CN202111609172.5A 2021-12-23 2021-12-23 Scissor door hinge and vehicle Active CN114233127B (en)

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CN115637905B (en) * 2022-09-26 2024-05-07 重庆长安汽车股份有限公司 Automobile door hinge structure, sliding door system and vehicle

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