CN213359740U - Electric tail gate, swing arm device and connecting mechanism - Google Patents
Electric tail gate, swing arm device and connecting mechanism Download PDFInfo
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- CN213359740U CN213359740U CN202021025998.8U CN202021025998U CN213359740U CN 213359740 U CN213359740 U CN 213359740U CN 202021025998 U CN202021025998 U CN 202021025998U CN 213359740 U CN213359740 U CN 213359740U
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Abstract
The utility model relates to an electronic tail-gate, swing arm and coupling mechanism. The connecting mechanism is used for connecting the connecting frame and the first swing arm and comprises a rotating shaft assembly, a bushing assembly and an elastic piece. The both ends of pivot subassembly are used for connecting car support and first swing arm respectively. The bush subassembly cover is established outside the pivot subassembly and be located between even car support and the first swing arm, the bush subassembly includes pedestal and lid, pedestal and lid swing joint, and the pedestal can be close to each other or the direction activity of keeping away from each other with the lid towards, pedestal and even car support butt, lid and first swing arm butt, and the lid is injectd jointly with the pedestal and is formed and hold the chamber. The elastic piece is arranged in the accommodating cavity, and two ends of the elastic piece are respectively connected with the base body and the cover body. Above-mentioned coupling mechanism has avoided first swing arm pendulum to appear when rotating easily and has controlled the problem of rocking, has improved the stability when first swing arm rotates, effectively avoids first swing arm and the connected of linking car support not hard up problem to appear.
Description
Technical Field
The utility model relates to an auto-parts technical field especially relates to electronic tail-gate, swing arm and coupling mechanism.
Background
With the development of automobile technology and the improvement of the living standard of people, more and more families buy private automobiles. The automobile trunk is a storage space which most automobiles have, and the automobile trunk is opened or closed through a tail door. The traditional automobile tail gate generally needs to be lifted or closed manually, and when a driver holds too many objects, the problem of inconvenience in opening the door exists.
Along with the development of an automatic control technology, the electric tail gate gradually enters the visual field of people, a driver can open and close the tail gate by pressing a switch key of the tail gate of a vehicle, a key of a remote control car or using a hand or induction operation of any object in the corresponding area of the tail gate, the problem that the tail gate is opened or closed inconveniently due to too many objects being held is avoided, the objects can be stored in the vehicle easily and quickly, the electric tail gate is automatically opened or closed by driving a swing arm through a motor, and the swing arm needs to be connected with a vehicle body through a vehicle connecting support. Traditional tail-gate swing arm is connected poor stability with even between the car support, causes the swing arm to rock easily or the nut pine takes off the problem, finally leads to the swing arm to become invalid, unable switch electric tail-gate.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide an automobile, an electric tailgate, a swing arm device and a connecting mechanism for improving the connection stability of an automobile tailgate swing arm and a connecting bracket.
A coupling mechanism for coupling a vehicle frame and a first swing arm, comprising:
the two ends of the rotating shaft assembly are respectively used for connecting the vehicle connecting bracket and the first swing arm;
the bushing assembly is sleeved outside the rotating shaft assembly and located between the vehicle connecting support and the first swing arm, the bushing assembly comprises a base body and a cover body, the base body and the cover body are movably connected, the base body and the cover body can move towards directions close to or away from each other, the base body is abutted against the vehicle connecting support, the cover body is abutted against the first swing arm, and the cover body and the base body jointly define an accommodating cavity; and the number of the first and second groups,
the elastic piece is arranged in the accommodating cavity, and two ends of the elastic piece are respectively connected with the base body and the cover body.
The connecting mechanism is rotatably connected with the vehicle bracket and the first swing arm through the rotating shaft assembly so that the connecting bracket and the first swing arm form rotating fit. The bushing assembly is sleeved outside the rotating shaft assembly, the bushing assembly is located between the vehicle connecting support and the first swing arm, the base body and the cover body of the bushing assembly can move towards directions close to or away from each other, the elastic piece is arranged in the accommodating cavity of the bushing assembly, two ends of the elastic piece are respectively connected with the base body and the cover body, the sleeve assembly can generate pretightening force under the elastic action of the elastic piece, the base body and the cover body respectively press the vehicle connecting support and the first swing arm towards opposite directions, the problem of left-right shaking when the first swing arm swings to rotate is avoided, the stability when the first swing arm rotates is improved, looseness of the connection of the first swing arm and the vehicle connecting support is effectively avoided, and the connection stability of the first swing arm and the vehicle connecting support is improved.
In one of them embodiment, pivot subassembly includes connecting axle and retaining member, the first end of connecting axle is equipped with spacing portion, the second end of connecting axle passes first swing arm, bush subassembly and the support of connecting a car and with the connection can be dismantled to the retaining member.
In one embodiment, the connecting shaft comprises a main body section and an extension section extending along the axial direction of the main body section, a shoulder is formed at the joint of the main body section and the extension section, the shoulder is used for abutting against the connecting bracket, the extension section penetrates through the connecting bracket and is connected with the locking piece, and the first swing arm is rotatably sleeved on the main body section.
In one embodiment, the connecting mechanism further comprises a washer, the washer is sleeved on the connecting shaft, and the washer is located between the limiting part and the first swing arm.
In one embodiment, the seat body is provided with a positioning part, and the positioning part is used for being fixedly connected with the vehicle connecting support.
In one embodiment, the base body is provided with a limiting bulge, the cover body is provided with a limiting groove, and the limiting bulge is embedded in the limiting groove; and/or, the pedestal is provided with a limiting groove, the cover body is provided with a limiting bulge, and the limiting bulge is embedded in the limiting groove.
In one embodiment, the base has a first engaging portion, the cover has a second engaging portion, the first engaging portion and the second engaging portion have a separated installation state and a mutually engaged limit state, and the first engaging portion and the second engaging portion are engaged with each other after the base and the cover move in a direction away from each other by a predetermined distance.
In one embodiment, a first lubricating groove is formed in one side, close to the train connecting support, of the seat body, a second lubricating groove is formed in one side, close to the first swing arm, of the cover body, and the first lubricating groove and the second lubricating groove are used for containing lubricating media.
A swing arm apparatus comprising:
the vehicle connecting support is used for being connected with a vehicle body;
the first end of the first swing arm is rotatably connected with the vehicle connecting support through the connecting mechanism;
the driving mechanism is arranged at the second end of the first swing arm; and the number of the first and second groups,
and the first end of the second swing arm is connected with the output shaft of the driving mechanism, and the second end of the second swing arm is used for being connected with the tail gate body.
The swing arm device is connected with the vehicle bracket and the first swing arm in a rotatable mode through the rotating shaft assembly, so that the connecting bracket and the first swing arm form rotating fit. The bushing assembly is sleeved outside the rotating shaft assembly, the bushing assembly is located between the vehicle connecting support and the first swing arm, the base body and the cover body of the bushing assembly can move towards directions close to or away from each other, the elastic piece is arranged in the accommodating cavity of the bushing assembly, two ends of the elastic piece are respectively connected with the base body and the cover body, the sleeve assembly can generate pretightening force under the elastic action of the elastic piece, the base body and the cover body respectively press the vehicle connecting support and the first swing arm towards opposite directions, the problem of left-right shaking when the first swing arm swings to rotate is avoided, the stability when the first swing arm rotates is improved, looseness of the connection of the first swing arm and the vehicle connecting support is effectively avoided, and the connection stability of the first swing arm and the vehicle connecting support is improved.
The electric tail gate comprises a tail gate body and the swing arm device, wherein the swing arm device is connected with the tail gate body and is used for driving the tail gate body to be opened or closed.
The electric tail gate is connected with the connecting bracket and the first swing arm in a rotatable mode through the rotating shaft assembly, so that the connecting bracket and the first swing arm form rotating fit. The bushing assembly is sleeved outside the rotating shaft assembly, the bushing assembly is located between the vehicle connecting support and the first swing arm, the base body and the cover body of the bushing assembly can move towards directions close to or away from each other, the elastic piece is arranged in the accommodating cavity of the bushing assembly, two ends of the elastic piece are respectively connected with the base body and the cover body, the sleeve assembly can generate pretightening force under the elastic action of the elastic piece, the base body and the cover body respectively press the vehicle connecting support and the first swing arm towards opposite directions, the problem of left-right shaking when the first swing arm swings to rotate is avoided, the stability when the first swing arm rotates is improved, looseness of the connection of the first swing arm and the vehicle connecting support is effectively avoided, and the connection stability of the first swing arm and the vehicle connecting support is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a swing arm apparatus according to an embodiment;
FIG. 2 is a structural cross-sectional view of the linkage mechanism of the swing arm apparatus shown in FIG. 1;
FIG. 3 is a partial enlarged view of portion A of FIG. 2;
FIG. 4 is a partial enlarged view of portion B of FIG. 1;
fig. 5 is a schematic structural view of the swing arm device shown in fig. 1 from another perspective.
Description of reference numerals:
10. a vehicle connecting support; 11. positioning holes; 20. a first swing arm; 30. a connecting mechanism; 31. a connecting shaft; 311. a limiting part; 312. a body section; 313. an extension section; 32. a bushing assembly; 321. a base body; 3211. a limiting bulge; 3212. a first buckling part; 322. a cover body; 3221. a limiting groove; 3222. a second fastening part; 33. an elastic member; 34. positioning the projection; 40. a drive mechanism; 50. and a second swing arm.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Referring to fig. 1-2, fig. 1 shows a structure diagram of a swing arm device in an embodiment of the present invention, and fig. 2 shows a structural sectional view of a connecting mechanism 30 of the swing arm device in an embodiment of the present invention. Specifically, an embodiment of the present application provides a connecting mechanism 30 for connecting a car body bracket and a first swing arm 20 in a power tailgate. It should be noted that in other embodiments, the connecting mechanism 30 can also be used as a rotating shaft for connecting two other components that need to be rotationally matched, and in this embodiment, the connecting mechanism 30 is used for connecting the car bracket and the first swing arm 20 in the power tailgate only for convenience of describing the technical solution of the present application in more detail, and the use of the connecting mechanism 30 is illustrated and is not intended to limit the scope of the connecting mechanism 30.
Specifically, referring to fig. 3, the connecting mechanism 30 of an embodiment includes a rotating shaft assembly, a bushing assembly 32 and an elastic member 33, wherein two ends of the rotating shaft assembly are respectively used for connecting the vehicle bracket 10 and the first swing arm 20, so that the connecting bracket and the first swing arm 20 form a rotating fit. Specifically, the vehicle connecting support 10 may be a sheet metal part, and the vehicle connecting support 10 is used for being fixedly connected with a vehicle body. The first end of the first swing arm 20 is rotatably connected with the rotating shaft assembly, and the second end of the first swing arm 20 is connected with the driving mechanism 40, so that the first swing arm 20 rotates around the rotating shaft assembly under the driving of the driving mechanism 40, and the tail door body is driven to open or close.
Further, the bushing assembly 32 is sleeved outside the rotating shaft assembly and located between the vehicle connecting support 10 and the first swing arm 20, specifically, the bushing assembly 32 includes a seat body 321 and a cover body 322 of the movable bushing assembly 32, the seat body 321 is movably connected with the cover body 322, the seat body 321 and the cover body 322 can move towards directions close to or away from each other, the seat body 321 is abutted against the vehicle connecting support 10, the cover body 322 is abutted against the first swing arm 20, and the cover body 322 and the seat body 321 are jointly limited to form an accommodating cavity. The elastic element 33 is disposed in the accommodating cavity, and two ends of the elastic element 33 are respectively connected to the base 321 and the cover 322.
The connecting mechanism 30 is rotatably connected to the frame 10 and the first swing arm 20 via a rotating shaft assembly, so that the connecting frame is rotatably engaged with the first swing arm 20. Then the bushing assembly 32 is sleeved outside the rotating shaft assembly and the bushing assembly 32 is positioned between the connecting bracket 10 and the first swing arm 20, since the seat 321 and the cover 322 of the bushing assembly 32 can move toward or away from each other, therefore, by disposing the elastic element 33 in the accommodating cavity of the bushing assembly 32, the two ends of the elastic element 33 are respectively connected to the base 321 and the cover 322, thereby, the elastic force of the elastic element 33 can generate a pre-tightening force to make the seat 321 and the cover 322 tightly press the vehicle frame 10 and the first swing arm 20 in opposite directions, thereby the problem of rocking about having appeared easily when having avoided first swing arm 20 pendulum to rotate has improved the stability when first swing arm 20 rotates, effectively avoids first swing arm 20 and even car support 10 be connected appearance not hard up, and then has improved the stability of being connected of first swing arm 20 and even car support 10.
Further, the pivot subassembly includes connecting axle 31 and retaining member, connecting axle 31 wears to establish on first swing arm 20, bush subassembly 32 and even car support 10, the first end of connecting axle 31 is equipped with spacing portion 311, first swing arm 20 is passed in proper order to the second end of connecting axle 31, bush subassembly 32 and even car support 10, retaining member detachably sets up the second end at the connecting axle, form installation space between retaining member and the spacing portion 311, bush subassembly 32, elastic component 33, even car support 10 and first swing arm 20 all install in installation space, thereby to bush subassembly 32 through retaining member and spacing portion 311, elastic component 33, even car support 10 is spacing, prevent bush subassembly 32, elastic component 33, even car support 10 deviates from connecting axle 31.
Further, the connecting shaft 31 includes a main body section 312 and an extension section 313 extending along the axial direction of the main body section 312, a shaft shoulder is formed at the joint of the main body section 312 and the extension section 313, preferably, the shaft diameter of the main body section 312 is greater than the shaft diameter of the extension section 313, so that the joint of the main body section 312 and the extension section 313 forms the shaft shoulder, the shaft shoulder is used for abutting against the vehicle connecting support 10, and the extension section 313 penetrates through the connecting support and is connected with the locking member, so that the shaft shoulder and the fastening member clamp the vehicle connecting support 10 from the left side and the right side. The first swing arm 20 is rotatably sleeved on the body section 312, so that the first swing arm 20 can freely rotate relative to the connecting shaft 31.
The connecting mechanism 30 further includes a washer, the washer is sleeved on the connecting shaft 31, the washer is located between the limiting portion 311 and the first swing arm 20, and the washer is used for reducing friction between the first swing arm 20 and the limiting portion 311. Preferably, the washer includes an elastic washer for preventing the first swing arm 20 from being damaged by being pressed, and a rigid washer covered on the elastic washer, and the elastic washer is preferably a POM (polyoxymethylene) material.
Further, referring to fig. 3, the seat 321 is provided with a positioning portion, and the positioning portion is used for being fixedly connected with the connecting bracket. Preferably, the positioning portion is a positioning protrusion 34, the connecting bracket 10 is provided with a positioning hole 11, and the positioning protrusion 34 can be embedded in the positioning hole 11, so as to fix the seat 321, and further prevent the bushing assembly 32 from rotating along with the connecting shaft 31.
Further, referring to fig. 4, the base 321 is provided with a limiting protrusion 3211, the cover 322 is provided with a limiting groove 3221, and the limiting protrusion 3211 is embedded in the limiting groove 3221, so as to prevent the base 321 and the cover 322 from rotating relatively. In addition, the seat body 321 may also be provided with a limiting groove 3221, the cover body 322 may also be provided with a limiting protrusion 3211, and the limiting protrusion 3211 is embedded in the limiting groove 3221, so that the seat body 321 and the cover body 322 are clamped with each other, and further the seat body 321 and the cover body 322 are prevented from rotating relatively.
Further, with reference to fig. 4, the seat body 321 is provided with a first engaging portion 3212, the cover body 322 is provided with a second engaging portion 3222, the first engaging portion 3212 and the second engaging portion 3222 have a separated installation state and a mutually engaging limit state, and when the seat body 321 and the cover body 322 move in a direction away from each other by a predetermined distance, the first engaging portion 3212 and the second engaging portion 3222 are mutually engaged. Specifically, the first engaging portion 3212 and the second engaging portion 3222 are both hook structures, and the first engaging portion 3212 and the second engaging portion 3222 are configured to limit a distance between the base 321 and the cover 322, so as to prevent the base 321 and the cover 322 from being separated under an elastic force of the internal elastic element 33. As shown in the drawings, in the installation state, the first engaging portion 3212 and the second engaging portion 3222 are separated from each other, so that the base 321 and the cover 322 can move toward or away from each other. When the bushing assembly 32 is removed from the connecting shaft 31 or before being mounted on the connecting shaft 31, the base 321 and the cover 322 move away from each other under the elastic force of the elastic element 33, and when the base 321 and the cover 322 move in the direction away from each other by a predetermined distance, the first engaging portion 3212 and the second engaging portion 3222 are engaged with each other, so as to prevent the base 321 and the cover 322 from being separated from each other, thereby facilitating the mounting of the bushing assembly 32.
Further, a first lubrication groove is formed in one side of the seat body 321 close to the vehicle connecting support 10, a second lubrication groove is formed in one side of the cover body 322 close to the first swing arm 20, and the first lubrication groove and the second lubrication groove are used for accommodating a lubrication medium. For example, lubricating oil is pre-filled in the first lubricating groove and the second lubricating groove, so that the seat body 321 and the vehicle connecting support 10 and the cover body 322 and the first swing arm 20 are both separated by an oil film, friction force in the rotating process of the first swing arm 20 is greatly reduced, and the first swing arm 20 moves more stably and smoothly.
Preferably, the base 321 and the cover 322 are both made of POM (polyoxymethylene) material by injection molding, so as to improve the wear resistance of the bushing assembly 32. The elastic member 33 is a short compression spring.
Further, referring to the figures, the embodiment of the application also provides a swing arm device for opening or closing the tail gate of the automobile. Specifically, referring to fig. 1 and 5, the swing arm apparatus of an embodiment includes a linking bracket 10, a first swing arm 20, a driving mechanism 40, and a second swing arm 50. Specifically, the vehicle connecting support 10 is used for connecting with a vehicle body, and preferably, the vehicle connecting support 10 is formed by bending a sheet metal part. The vehicle-connecting support 10 can be fixedly connected with a vehicle body metal plate through threaded parts such as screws and can also be directly welded on the vehicle body metal plate. The first end of the first swing arm 20 is rotatably connected to the linking bracket 10 through the connecting mechanism 30 of any one of the above embodiments. The driving mechanism 40 is arranged at the second end of the first swing arm 20, the first end of the second swing arm 50 is connected with the output shaft of the driving mechanism 40, and the second end of the second swing arm 50 is used for being connected with the tail gate body. Therefore, the driving mechanism 40 drives the second swing arm 50 to rotate around the axis of the output shaft of the driving mechanism 40, and further drives the first swing arm 20 to rotate around the rotating shaft assembly, so that the tail gate body is opened and closed.
The swing arm device is rotatably connected with the vehicle bracket 10 and the first swing arm 20 through the rotating shaft assembly, so that the connecting bracket and the first swing arm 20 form rotating fit. Then the bushing assembly 32 is sleeved outside the rotating shaft assembly and the bushing assembly 32 is positioned between the connecting bracket 10 and the first swing arm 20, since the seat 321 and the cover 322 of the bushing assembly 32 can move toward or away from each other, therefore, by disposing the elastic element 33 in the accommodating cavity of the bushing assembly 32, the two ends of the elastic element 33 are respectively connected to the base 321 and the cover 322, thereby, the elastic force of the elastic element 33 can generate a pre-tightening force to make the seat 321 and the cover 322 tightly press the vehicle frame 10 and the first swing arm 20 in opposite directions, thereby the problem of rocking about having appeared easily when having avoided first swing arm 20 pendulum to rotate has improved the stability when first swing arm 20 rotates, effectively avoids first swing arm 20 and even car support 10 be connected appearance not hard up, and then has improved the stability of being connected of first swing arm 20 and even car support 10.
Further, this application embodiment still provides an electronic tail-gate for install on vapour car trunk to the electronic tail-gate that opens or closes of car. Specifically, the electric tail gate of an embodiment includes the tail gate body and the swing arm device of any above-mentioned embodiment, and the swing arm device is connected with the tail gate body, and the swing arm device is used for driving the tail gate body to open or close.
The electric tailgate is rotatably connected with the car bracket 10 and the first swing arm 20 through the rotating shaft assembly, so that the connecting bracket and the first swing arm 20 form a rotating fit. Then the bushing assembly 32 is sleeved outside the rotating shaft assembly and the bushing assembly 32 is positioned between the connecting bracket 10 and the first swing arm 20, since the seat 321 and the cover 322 of the bushing assembly 32 can move toward or away from each other, therefore, by disposing the elastic element 33 in the accommodating cavity of the bushing assembly 32, the two ends of the elastic element 33 are respectively connected to the base 321 and the cover 322, thereby, the elastic force of the elastic element 33 can generate a pre-tightening force to make the seat 321 and the cover 322 tightly press the vehicle frame 10 and the first swing arm 20 in opposite directions, thereby the problem of rocking about having appeared easily when having avoided first swing arm 20 pendulum to rotate has improved the stability when first swing arm 20 rotates, effectively avoids first swing arm 20 and even car support 10 be connected appearance not hard up, and then has improved the stability of being connected of first swing arm 20 and even car support 10.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a coupling mechanism for connect car support and first swing arm, its characterized in that includes:
the two ends of the rotating shaft assembly are respectively used for connecting the vehicle connecting bracket and the first swing arm;
the bushing assembly is sleeved outside the rotating shaft assembly and located between the vehicle connecting support and the first swing arm, the bushing assembly comprises a base body and a cover body, the base body and the cover body are movably connected, the base body and the cover body can move towards directions close to or away from each other, the base body is abutted against the vehicle connecting support, the cover body is abutted against the first swing arm, and the cover body and the base body jointly define an accommodating cavity; and the number of the first and second groups,
the elastic piece is arranged in the accommodating cavity, and two ends of the elastic piece are respectively connected with the base body and the cover body.
2. The connecting mechanism of claim 1, wherein the rotating shaft assembly comprises a connecting shaft and a locking member, a limiting part is arranged at a first end of the connecting shaft, and a second end of the connecting shaft penetrates through the first swing arm, the bushing assembly and the connecting bracket and is detachably connected with the locking member.
3. The connecting mechanism according to claim 2, wherein the connecting shaft includes a main body section and an extension section extending in an axial direction of the main body section, a shoulder is formed at a junction of the main body section and the extension section, the shoulder is configured to abut against the linking bracket, the extension section passes through the linking bracket and is connected to the locking member, and the first swing arm is rotatably provided on the main body section.
4. The connecting mechanism according to claim 2, further comprising a washer, wherein the washer is sleeved on the connecting shaft, and the washer is located between the limiting portion and the first swing arm.
5. The connecting mechanism according to claim 1, wherein the seat body is provided with a positioning portion, and the positioning portion is used for being fixedly connected with the connecting bracket.
6. The connecting mechanism according to claim 1, wherein the seat body is provided with a limiting protrusion, the cover body is provided with a limiting groove, and the limiting protrusion is embedded in the limiting groove; and/or, the pedestal is provided with a limiting groove, the cover body is provided with a limiting bulge, and the limiting bulge is embedded in the limiting groove.
7. The connecting mechanism according to claim 1, wherein the base has a first engaging portion, the cover has a second engaging portion, the first engaging portion and the second engaging portion have a separated installation state and a limit state, and the first engaging portion and the second engaging portion are engaged with each other after the base and the cover move away from each other for a predetermined distance.
8. The connecting mechanism according to claim 1, wherein a first lubricating groove is formed on a side of the seat body close to the connecting bracket, a second lubricating groove is formed on a side of the cover body close to the first swing arm, and the first lubricating groove and the second lubricating groove are used for accommodating a lubricating medium.
9. A swing arm apparatus, comprising:
the vehicle connecting support is used for being connected with a vehicle body;
a first swing arm, a first end of which is rotatably connected with the vehicle connecting bracket through the connecting mechanism of any one of the claims 1-8;
the driving mechanism is arranged at the second end of the first swing arm; and the number of the first and second groups,
and the first end of the second swing arm is connected with the output shaft of the driving mechanism, and the second end of the second swing arm is used for being connected with the tail gate body.
10. An electric tailgate, comprising a tailgate body and the swing arm device as claimed in claim 9, wherein the swing arm device is connected to the tailgate body, and the swing arm device is used for driving the tailgate body to open or close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021025998.8U CN213359740U (en) | 2020-06-05 | 2020-06-05 | Electric tail gate, swing arm device and connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021025998.8U CN213359740U (en) | 2020-06-05 | 2020-06-05 | Electric tail gate, swing arm device and connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213359740U true CN213359740U (en) | 2021-06-04 |
Family
ID=76125604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021025998.8U Active CN213359740U (en) | 2020-06-05 | 2020-06-05 | Electric tail gate, swing arm device and connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213359740U (en) |
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2020
- 2020-06-05 CN CN202021025998.8U patent/CN213359740U/en active Active
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