CN110017076B - Connecting rod interlocking type automobile back door hinge - Google Patents
Connecting rod interlocking type automobile back door hinge Download PDFInfo
- Publication number
- CN110017076B CN110017076B CN201910403452.7A CN201910403452A CN110017076B CN 110017076 B CN110017076 B CN 110017076B CN 201910403452 A CN201910403452 A CN 201910403452A CN 110017076 B CN110017076 B CN 110017076B
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- China
- Prior art keywords
- connecting rod
- hinge
- door
- side hinge
- shifting block
- 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.)
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- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
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- 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
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- 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
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- 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
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- 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
- E05Y2900/532—Back doors or end doors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
- Hinges (AREA)
Abstract
The invention belongs to the technical field of automobile door connecting equipment, and particularly relates to a connecting rod interlocking type automobile back door hinge which comprises an automobile door side hinge, an automobile body side hinge and a middle hinge, wherein the automobile door side hinge is connected with the middle hinge through a first pin shaft; a third connecting rod and a fourth connecting rod are arranged between the vehicle body side hinge and the middle hinge, one end of the third connecting rod is hinged with one end of the fourth connecting rod, the other end of the third connecting rod is hinged with the vehicle body side hinge, and the other end of the fourth connecting rod is hinged with the middle hinge; and an intermittent linkage mechanism is arranged between the second connecting rod and the fourth connecting rod. The problem that car back of the body door opening angle is less among the prior art has been solved to this scheme.
Description
Technical Field
The invention belongs to the technical field of automobile door connecting equipment, and particularly relates to a connecting rod interlocking type automobile back door hinge.
Background
The backdoor of the existing automobile is arranged in a side-hung mode, and the backdoor does not have height change in the opening process, so that the backdoor can be opened and closed conveniently, and the backdoor is realized by connecting a hinge between the backdoor and an automobile body. The existing hinge generally enables the opening angle of the backdoor to be between 90 degrees and 180 degrees, so that the backdoor forms an overhanging structure extending outwards along a vehicle body after being opened, and the convenience of the vehicle is affected.
Disclosure of Invention
The invention aims to provide a connecting rod interlocking type automobile back door hinge to solve the problem that an opening angle of an automobile back door is small in the prior art.
In order to achieve the above object, a basic scheme of the present invention provides a connecting rod interlocking type automobile back door hinge, including a door side hinge, a body side hinge and a middle hinge, wherein the door side hinge is connected with the middle hinge through a first pin shaft, the body side hinge is connected with the middle hinge through a second pin shaft, a first connecting rod and a second connecting rod are arranged between the door side hinge and the middle hinge, one end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the first connecting rod is hinged with the door side hinge, and the other end of the second connecting rod is hinged with the middle hinge; a third connecting rod and a fourth connecting rod are arranged between the vehicle body side hinge and the middle hinge, one end of the third connecting rod is hinged with one end of the fourth connecting rod, the other end of the third connecting rod is hinged with the vehicle body side hinge, and the other end of the fourth connecting rod is hinged with the middle hinge; and an intermittent linkage mechanism is arranged between the second connecting rod and the fourth connecting rod.
The principle and the beneficial effect of the basic scheme are as follows: the automobile back door is fixedly connected with the automobile door side hinge, the automobile body side hinge is fixedly connected with the automobile body, the automobile door side hinge, the middle hinge, the first connecting rod and the second connecting rod form a four-bar mechanism, and the automobile body side hinge, the middle hinge, the third connecting rod and the fourth connecting rod form the four-bar mechanism. When the automobile back door is in a closed state, at the moment, the third connecting rod and the fourth connecting rod are collinear, namely, a four-connecting-rod mechanism consisting of the automobile body side hinge, the middle hinge, the third connecting rod and the fourth connecting rod is in a dead point position, and the automobile body side hinge and the middle hinge cannot rotate relatively; at this time, the door side hinge, the middle hinge, the first link and the second link are in a normal state, and the door side hinge and the middle hinge can rotate relatively. When the vehicle door is opened, the vehicle door side hinge and the middle hinge relatively rotate, and the first connecting rod and the second connecting rod are gradually collinear along with the rotation of the vehicle door side hinge, so that the vehicle door side hinge stops rotating around the middle hinge, and the opening of the vehicle door at a smaller angle is realized. When the first connecting rod and the second connecting rod are collinear, the second connecting rod drives the fourth connecting rod to rotate through the intermittent linkage mechanism, so that the third connecting rod and the fourth connecting rod rotate relatively, the automobile body side hinge, the middle hinge, the third connecting rod and the fourth connecting rod are not located at dead point positions, the middle hinge can rotate relatively around the automobile body side hinge, the automobile door side hinge rotates around the automobile body side hinge along with the middle hinge, and the purpose of increasing the opening angle of the automobile door is achieved.
Furthermore, intermittent type formula link gear includes first shifting block and second shifting block, first shifting block and second connecting rod fixed connection, second shifting block and fourth connecting rod fixed connection, first shifting block and the separation and reunion cooperation of second shifting block. Fixedly connecting the first shifting block with the second connecting rod to enable the first shifting block and the second connecting rod to rotate together; the second shifting block is fixedly connected with the fourth connecting rod, so that the second shifting block and the second connecting rod can rotate together, and linkage between the second connecting rod and the fourth connecting rod can be realized when the first shifting block is in contact with the second shifting block.
Furthermore, a first elastic piece which enables the first connecting rod and the second connecting rod to keep collinear is arranged between the first connecting rod and the second connecting rod. When first connecting rod and second connecting rod collineation, four link mechanism that first connecting rod, second connecting rod, door side hinge and middle hinge are constituteed is in the dead point position, and door side hinge and middle hinge at this moment can not take place relative rotation, then, make first connecting rod and second connecting rod have the trend that keeps the collineation through setting up first elastic component, and the state when can making first connecting rod and second connecting rod collineation is more stable, is difficult for taking place relative rotation.
Further, the first elastic piece is a torsion spring. The structure of torsional spring is fairly simple, conveniently sets up to, can set up the heliciform part of torsional spring and the axis of rotation of the articulated department of first connecting rod and second connecting rod is coaxial, and then can realize reducing the occupation to the space.
Furthermore, a second elastic piece which enables the third connecting rod and the fourth connecting rod to keep collinear is arranged between the third connecting rod and the fourth connecting rod. Through setting up the second elastic component, the state when can make third connecting rod and fourth connecting rod collineation is more stable, is difficult for taking place relative rotation.
Further, the second elastic member is a torsion spring. The structure of torsional spring is fairly simple, conveniently sets up to, can set up the heliciform part of torsional spring and the axis of rotation of the articulated department of third connecting rod and fourth connecting rod are coaxial, and then can realize reducing the occupation to the space.
Further, the first shifting block and the second connecting rod are integrally formed. The connection stability between the first shifting block and the second connecting rod is guaranteed.
Further, the second shifting block and the fourth connecting rod are integrally formed. The connection stability between the second shifting block and the fourth connecting rod is guaranteed.
Drawings
FIG. 1 is a schematic view of an embodiment of a link-interlocking automotive back door hinge of the present invention when the automotive back door is closed;
FIG. 2 is a state diagram of the present invention when the back door of the vehicle is opened about the first rotation axis;
fig. 3 is a state diagram of the present invention when the back door of the vehicle is opened around the second rotation axis.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the automobile door connecting part comprises an automobile door connecting part 1, a first rotating shaft 2, an automobile door connecting rod connecting part 3, a first connecting rod 4, a second connecting rod 5, a first shifting block 6, a middle hinge 7, a second shifting block 8, a fourth connecting rod 9, a third connecting rod 10, an automobile body connecting rod connecting part 11, a second rotating shaft 12 and an automobile body connecting part 13.
The embodiment is basically as shown in the attached figure 1: a link interlocking type automobile back door hinge includes a door side hinge, a body side hinge and a center hinge 7. The door side hinge includes a door connecting portion 1 and a door link connecting portion 3, and the door connecting portion 1 and the door link connecting portion 3 form an integrated L-shape. The door side hinge is articulated with the one end of middle hinge 7, specifically is that the turning department between door connecting portion 1 and the door connecting rod connecting portion 3 is equipped with first pinhole, and the tip of middle hinge 7 is equipped with the first connecting hole coaxial with first pinhole, and first round pin axle inserts in first pinhole and the first connecting hole, first round pin axle and first pinhole normal running fit, first round pin axle and first connecting hole interference fit to realize the articulated of door side hinge and middle hinge 7. First connecting rod 4 and second connecting rod 5 are equipped with between door connecting rod connecting portion 3 keeps away from the one end of door connecting portion 1 and middle hinge 7, and the one end of first connecting rod 4 is articulated each other with the one end of second connecting rod 5, and the other end of first connecting rod 4 is articulated with door connecting rod connecting portion 3, and the other end of second connecting rod 5 is articulated with middle hinge 7, and then, door side hinge, first connecting rod 4, second connecting rod 5 and middle articulated formation four-bar linkage. The hinged position of the first connecting rod 4 and the second connecting rod 5 is provided with a first elastic part, the first elastic part is preferably a torsion spring, one end of the torsion spring is welded with the first connecting rod 4, and the other end of the torsion spring is welded with the second connecting rod 5. The second connecting rod 5 is integrally formed with a first shifting block 6.
The vehicle-body-side hinge includes a vehicle-body connecting portion 13 and a vehicle-body link connecting portion 11, and the vehicle-body connecting portion 13 is integrally formed with the vehicle-body link connecting portion 11. The automobile body side hinge is hinged with the other end of the middle hinge 7, specifically, a second pin hole is arranged at the turning position between the automobile body connecting part 13 and the automobile body connecting rod connecting part 11, a second connecting hole coaxial with the second pin hole is arranged on the middle hinge, a second pin shaft is inserted into the second pin hole and the second connecting hole, the second pin shaft is in running fit with the second pin hole, and the second pin shaft is in interference fit with the second connecting hole, so that the automobile body side hinge is hinged with the middle hinge 7. A third connecting rod 10 and a fourth connecting rod 9 are arranged between one end, far away from the vehicle body connecting part 13, of the vehicle body connecting rod connecting part 11 and the middle hinge 7, one end of the third connecting rod 10 is hinged to one end of the fourth connecting rod 9, the other end of the third connecting rod 10 is hinged to the vehicle body connecting rod connecting part 11, and the other end of the fourth connecting rod 9 is hinged to the middle hinge 7. The hinged position of the third connecting rod 10 and the fourth connecting rod 9 is provided with a second elastic part, the second elastic part is preferably a torsion spring, one end of the torsion spring is welded with the third connecting rod 10, and the other end of the torsion spring is welded with the fourth connecting rod 9. A second shifting block 8 is integrally formed on the fourth connecting rod 9, the second shifting block 8 is in clutch fit with the first shifting block 6, and when the first shifting block 6 is in contact with the second shifting block 8 and slides relatively, the second connecting rod 5 and the fourth connecting rod 9 can rotate in the same direction.
The specific implementation process is as follows: the automobile back door is fixedly connected with the automobile door connecting part 1 of the automobile door side hinge through a bolt, and the automobile body connecting part 13 of the automobile body side hinge is fixedly connected with the automobile body through a bolt. When the vehicle door is closed on the vehicle body, as shown in fig. 1, the first connecting rod 4 and the second connecting rod 5 are in a state of small included angle, and the vehicle door side hinge at the moment can rotate around the middle hinge 7; meanwhile, the third connecting rod 10 and the fourth connecting rod 9 are in a collinear state, at the moment, a four-connecting-rod mechanism consisting of the vehicle body side hinge, the middle hinge 7, the third connecting rod 10 and the fourth connecting rod 9 is in a dead point position, and the vehicle body side hinge and the middle hinge 7 cannot rotate relatively; the first shifting block 6 and the second shifting block 8 are in a separated state.
When the door is opened, as shown in fig. 2, the door-side hinge first rotates about the intermediate hinge 7 together with the door, and at this time, since the third link 10 and the fourth link 9 are collinear, the intermediate hinge 7 cannot rotate about the body-side hinge. In the process of rotating the vehicle door side hinge, an included angle between the first connecting rod 4 and the second connecting rod 5 is gradually increased, when the first connecting rod 4 and the second connecting rod 5 are collinear, at the moment, a four-connecting-rod mechanism consisting of the vehicle door side hinge, the middle hinge 7, the first connecting rod 4 and the second connecting rod 5 is positioned at a dead point position, so that the vehicle door side hinge stops rotating around the middle hinge 7, and therefore, the vehicle door rotates for a certain angle along with the vehicle door side hinge around the middle hinge 7; when the first connecting rod 4 and the second connecting rod 5 are gradually collinear, the first shifting block 6 rotates along with the second connecting rod 5, so that the first shifting block 6 gradually approaches and finally pushes the second shifting block 8 to move, the second shifting block 8 drives the fourth connecting rod 9 to rotate, the fourth connecting rod 9 and the third connecting rod 10 are not in a collinear state, then, a four-bar mechanism consisting of the vehicle body side hinge, the middle hinge 7, the third connecting rod 10 and the fourth connecting rod 9 is not in a dead point position, the middle hinge 7 can rotate around the vehicle body side hinge, at the moment, the first connecting rod 4 and the second connecting rod 5 are just in a collinear state, and then, the four-bar mechanism consisting of the vehicle door side hinge, the middle hinge 7, the first connecting rod 4 and the second connecting rod 5 is in a dead point position, so that the vehicle door side hinge cannot rotate around the middle hinge 7.
As shown in fig. 3, since the third link 10 and the fourth link 9 are not in the collinear position, the door hinge and the middle hinge 7 can rotate together around the body side hinge, so that the door can continue to rotate in the opening direction, and the opening angle of the door can be increased. Therefore, the opening angle of the door is equal to the angle by which the door-side hinge turns around the center hinge 7 plus the angle by which the center hinge 7 turns around the body-side hinge, so that the opening angle of the door is relatively large. Because the four-bar mechanism where the vehicle door side hinge and the vehicle body side hinge are respectively located is alternately located at the dead point position, the vehicle door cannot simultaneously rotate around the first rotating shaft 2 and the second rotating shaft 12 in the process of opening the vehicle door, and the stability of the vehicle door during opening is ensured.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (8)
1. Connecting rod interlocking type car back of body door hinge, including door side hinge, automobile body side hinge and middle hinge, door side hinge is through first round pin axle and middle hinged joint, and automobile body side hinge is through second round pin axle and middle hinged joint, its characterized in that: a first connecting rod and a second connecting rod are arranged between the vehicle door side hinge and the middle hinge, one end of the first connecting rod is hinged with one end of the second connecting rod, the other end of the first connecting rod is hinged with the vehicle door side hinge, and the other end of the second connecting rod is hinged with the middle hinge; a third connecting rod and a fourth connecting rod are arranged between the vehicle body side hinge and the middle hinge, one end of the third connecting rod is hinged with one end of the fourth connecting rod, the other end of the third connecting rod is hinged with the vehicle body side hinge, and the other end of the fourth connecting rod is hinged with the middle hinge; and an intermittent linkage mechanism is arranged between the second connecting rod and the fourth connecting rod.
2. The link-interlocking type automobile back door hinge according to claim 1, wherein: the intermittent linkage mechanism comprises a first shifting block and a second shifting block, the first shifting block is fixedly connected with the second connecting rod, the second shifting block is fixedly connected with the fourth connecting rod, and the first shifting block is in clutch fit with the second shifting block.
3. The link-interlocking type automobile back door hinge according to claim 2, wherein: and a first elastic piece which enables the first connecting rod and the second connecting rod to keep collinear is arranged between the first connecting rod and the second connecting rod.
4. The link-interlocking type automobile back door hinge according to claim 3, wherein: the first elastic piece is a torsion spring.
5. The link interlocking type automobile back door hinge according to claim 1 or 2, wherein: and a second elastic piece which enables the third connecting rod and the fourth connecting rod to keep collinear is arranged between the third connecting rod and the fourth connecting rod.
6. The link-interlocking type automobile back door hinge according to claim 5, wherein: the second elastic piece is a torsion spring.
7. The link-interlocking type automobile back door hinge according to claim 2, wherein: the first shifting block and the second connecting rod are integrally formed.
8. The link-interlocking type automobile back door hinge according to claim 7, wherein: the second shifting block and the fourth connecting rod are integrally formed.
Priority Applications (1)
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CN201910403452.7A CN110017076B (en) | 2019-05-15 | 2019-05-15 | Connecting rod interlocking type automobile back door hinge |
Applications Claiming Priority (1)
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CN201910403452.7A CN110017076B (en) | 2019-05-15 | 2019-05-15 | Connecting rod interlocking type automobile back door hinge |
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CN110017076A CN110017076A (en) | 2019-07-16 |
CN110017076B true CN110017076B (en) | 2020-10-02 |
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CN201910403452.7A Active CN110017076B (en) | 2019-05-15 | 2019-05-15 | Connecting rod interlocking type automobile back door hinge |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0361020A1 (en) * | 1988-09-23 | 1990-04-04 | Techform Products Ltd. | Dual motion closure deck lid hinge |
CN102205856A (en) * | 2010-03-30 | 2011-10-05 | 马自达汽车株式会社 | Tonneau cover device of vehicle |
CN203666350U (en) * | 2013-12-06 | 2014-06-25 | 马可波罗(常州)客车零部件有限公司 | Coach four-bar linkage hinge cabin door |
CN203669577U (en) * | 2013-11-29 | 2014-06-25 | 长城汽车股份有限公司 | Active hinge mechanism |
CN105113887A (en) * | 2015-09-23 | 2015-12-02 | 安徽安凯汽车股份有限公司 | Cabin door hinge device |
CN108621760A (en) * | 2017-03-24 | 2018-10-09 | 丰田自动车株式会社 | Back door structure |
CN208122593U (en) * | 2017-12-22 | 2018-11-20 | 珠海广通汽车有限公司 | A kind of six-bar linkage linkage and vehicle |
-
2019
- 2019-05-15 CN CN201910403452.7A patent/CN110017076B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0361020A1 (en) * | 1988-09-23 | 1990-04-04 | Techform Products Ltd. | Dual motion closure deck lid hinge |
CN102205856A (en) * | 2010-03-30 | 2011-10-05 | 马自达汽车株式会社 | Tonneau cover device of vehicle |
CN203669577U (en) * | 2013-11-29 | 2014-06-25 | 长城汽车股份有限公司 | Active hinge mechanism |
CN203666350U (en) * | 2013-12-06 | 2014-06-25 | 马可波罗(常州)客车零部件有限公司 | Coach four-bar linkage hinge cabin door |
CN105113887A (en) * | 2015-09-23 | 2015-12-02 | 安徽安凯汽车股份有限公司 | Cabin door hinge device |
CN108621760A (en) * | 2017-03-24 | 2018-10-09 | 丰田自动车株式会社 | Back door structure |
CN208122593U (en) * | 2017-12-22 | 2018-11-20 | 珠海广通汽车有限公司 | A kind of six-bar linkage linkage and vehicle |
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CN110017076A (en) | 2019-07-16 |
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