CN110861589B - Combined butt joint device for vehicle-mounted luggage rack - Google Patents
Combined butt joint device for vehicle-mounted luggage rack Download PDFInfo
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- CN110861589B CN110861589B CN201911149674.7A CN201911149674A CN110861589B CN 110861589 B CN110861589 B CN 110861589B CN 201911149674 A CN201911149674 A CN 201911149674A CN 110861589 B CN110861589 B CN 110861589B
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- luggage rack
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R9/00—Supplementary fittings on vehicle exterior for carrying loads, e.g. luggage, sports gear or the like
- B60R9/04—Carriers associated with vehicle roof
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- 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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- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention discloses a combined butt joint device for a vehicle-mounted luggage rack, which comprises a luggage rack spandrel girder (2), an end cover ornamental plate (3) and an end cover base (6); the bottom of the end cover plaque is inwards and symmetrically narrowed to form a pre-deformed structure, and the end cover base can be in interference clamping connection with the narrowed end cover plaque to generate first self-adaptive correction on the external shape surface of the end cover plaque; a spandrel girder mounting hole (10) is formed in the spandrel girder of the luggage rack, a cylindrical pin (11) is arranged in the end cover base, and the cylindrical pin is arranged in a staggered manner with the center of the spandrel girder mounting hole; the end cover plaque is provided with a plurality of wedge-shaped ribs (13), the inner wall of the luggage rack spandrel girder can extrude the plurality of wedge-shaped ribs (13) and is in interference fit with the end cover plaque, and the luggage rack spandrel girder generates secondary self-adaptive correction to the shape surface of the wedge-shaped ribs. The invention can realize the high-precision butt joint of the spandrel girder of the luggage rack and the end cover, and reduces the technological difficulty of assembling the luggage rack.
Description
Technical Field
The invention relates to a vehicle-mounted accessory, in particular to a combined docking device for a vehicle-mounted luggage rack.
Background
In order to enhance the loading capacity of vehicles, many vehicle roofs are fitted with vehicle-mounted roof racks, which are generally constructed by butt-jointing a load-bearing part and a decorative part. When the luggage rack is assembled in a real vehicle, the requirement on the butt joint flatness of the bearing part and the decoration part of the luggage rack is very high, the requirement on the safety performance of the vehicle-mounted luggage can be met only by reaching the precision of +/-0.2 mm, the hidden safety hazards such as butt joint looseness and the like of the luggage rack during the vehicle-mounted bearing are avoided, and the requirement on visual attractiveness can be met.
At present, in order to meet load requirements, the vehicle-mounted luggage rack in the prior art has higher requirements on the mounting reliability of the luggage rack bearing parts, namely bearing end covers, supports and other structures on the roof, but cannot meet the bearing and attractive requirements on the butt joint reliability and flatness of the bearing parts and the decoration parts.
The Chinese patent ZL 201210170982.X discloses a combined end support of a roof luggage rack, which comprises a shell with an arc-shaped top wall and a downward opening, and a cover plate which is buckled at the opening of the shell through a tongue-and-groove structure and is consistent with the radian of a roof cover; a large cone table and a small cylinder table are arranged on the inner surface of the top wall of the shell downwards at intervals along the longitudinal direction; bolt perforations are formed through the large truncated cone and the top wall of the shell; a screw mounting blind hole is formed in the small cylinder platform; a baffle is arranged between the large cone table and the small cylinder table, and a tenon is horizontally extended outwards at the end part of the shell positioned at one side of the small cylinder table; a cylindrical boss is arranged on the upper surface of the cover plate at a position corresponding to the large truncated cone, and a mounting perforation is formed through the cylindrical boss and the cover plate; screw perforations are formed in the cover plate at positions corresponding to the screw mounting blind holes. Although the bearing capacity and the installation stability of the end cover can be improved, the tenon installation mode between the end support and the longitudinal beam can not meet the extremely high requirements of the luggage rack on the connection reliability and the flatness of the butt joint part, and certain potential safety hazards exist.
Disclosure of Invention
The invention aims to provide a combined butt joint device for a vehicle-mounted luggage rack, which can realize high-precision butt joint of a spandrel girder of the luggage rack and an end cover, and reduce the technological difficulty of assembling the luggage rack.
The invention is realized in the following way:
a combined butt joint device for a vehicle-mounted luggage rack comprises a luggage rack spandrel girder, an end cover ornamental plate and an end cover base; the end cover base is fixedly arranged on the top cover of the car body through an end cover base fastening assembly, and the luggage rack spandrel girder and the end cover ornamental plate are respectively arranged on the end cover base and are mutually butted;
the longitudinal section of the end cover decorative plate is n-shaped, and the bottoms of the two side plates of the end cover decorative plate are inwards and symmetrically narrowed to form a pre-deformation structure; the longitudinal section of the end cover base is u-shaped, so that when the end cover decorative plate is assembled on the end cover base in a matched manner through the buckling assembly, the two side plates of the end cover base can be in interference clamping connection with the two side plates of the end cover decorative plate, which are narrowed inwards, and the outer shape surface of the end cover decorative plate is subjected to first self-adaptive correction; the longitudinal section of the luggage rack spandrel girder is n-shaped, a spandrel girder installation hole is formed in the inner cavity of the luggage rack spandrel girder through an installation plate, and a cylindrical pin is arranged in the inner cavity of the end cover base, so that when the luggage rack spandrel girder is assembled on the end cover base in a matching way, the cylindrical pin can be inserted into the spandrel girder installation hole and installed with the center of the spandrel girder installation hole in a staggered way; the outer wall of the end cover plaque is provided with a plurality of wedge-shaped ribs at intervals, the plurality of wedge-shaped ribs are longitudinally arranged on the two side plates of the end cover plaque, so that when the end cover plaque is assembled with the luggage rack spandrel girder, the inner wall of the luggage rack spandrel girder can extrude the plurality of wedge-shaped ribs and is assembled with the end cover plaque in an interference mode, and the luggage rack spandrel girder generates second self-adaptive correction on the shape surface of the wedge-shaped ribs.
The dislocation distance between the central axis of the cylindrical pin and the central axis of the bearing beam mounting hole is 0.25-0.35mm.
The spandrel girder mounting hole be waist shape hole, and the length direction in waist shape hole is parallel with the butt joint direction of luggage rack spandrel girder and end cover plaque.
The edge of the spandrel girder installation hole is provided with a wedge-shaped tangent plane.
The upper part of the cylindrical pin is of a conical structure with a narrow upper part and a wide lower part.
The narrowing width of the side plates of the end cover ornamental plate is 0.15-0.25mm, and the two side plates are narrowed inwards together to form a pre-deformation structure with the thickness of 0.3-0.5 mm.
The fastening component comprises an end cover pin and a slot hole, wherein the cross-shaped end cover pin is arranged in an inner cavity of an end cover plaque, the cross-shaped slot hole is arranged in an inner cavity of an end cover base, and the end cover pin can be matched and inserted in the slot hole, so that the end cover plaque and the end cover base are fixedly assembled.
The fastening component comprises a clamping hook and a clamping hook groove, wherein a pair of clamping hook grooves are formed in the outer walls of the two sides of the end cover base, a pair of clamping hooks are arranged on the inner walls of the two sides of the end cover decorative plate, and when the end cover decorative plate is assembled on the end cover base, the clamping hooks can be matched and clamped in the clamping hook grooves.
The end cover plaque comprises an end cover outer plate and an end cover inner plate, the end cover outer plate is fixedly covered on the end cover inner plate, and the end part of the end cover inner plate extends to the outside of the end cover outer plate; the trip of lock joint subassembly sets up on the both sides inner wall of end cover inner panel, and the end cover round pin of lock joint subassembly sets up on the inner wall of end cover inner panel, and the wedge muscle sets up on the outer wall of the outer extension section of end cover inner panel.
The top of the outer extension section of the end cover inner plate is provided with a horizontal rib, and the horizontal rib is attached to the inner wall of the luggage rack spandrel girder.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, through interference fit and extrusion cutting of the bearing beam mounting hole and the hole pin of the cylindrical pin, the front-back tight assembly between the luggage rack bearing beam and the end cover base is ensured.
2. According to the invention, the end cover decorative plate is in interference self-adaptive assembly with the end cover base through the pre-deformation structure, and meanwhile, the assembly reliability between the end cover decorative plate and the end cover base is ensured through the matched insertion cross-shaped end cover pin and slot hole and the matched clamping hook and the clamping hook groove.
3. According to the invention, the end cover decorative plate is in interference self-adaptive assembly with the luggage rack spandrel girder through the wedge-shaped ribs, so that the lateral assembly flatness of the luggage rack spandrel girder and the end cover decorative plate is ensured, and meanwhile, the luggage rack spandrel girder is supported through the horizontal ribs, so that the high-low assembly flatness of the luggage rack spandrel girder and the end cover decorative plate is ensured.
According to the invention, the purpose of self-adaptive correction during assembly can be achieved through extrusion cutting between the metal piece and the plastic piece, high-precision butt joint of the height direction, the front and rear directions and the lateral direction between the spandrel girder and the end cover of the luggage rack is realized, smooth transition between the end surface of the spandrel girder and the surface of the decorative plate of the end cover is realized, the technological difficulty of assembling the luggage rack is reduced, the requirements of load safety and visual attractiveness of the vehicle-mounted luggage rack can be met, and the luggage rack has the advantages of convenience in manufacturing, simplicity in installation and the like.
Drawings
FIG. 1 is a perspective view of a modular docking apparatus for a vehicle luggage rack of the present invention;
FIG. 2 is an exploded schematic view of FIG. 1;
FIG. 3 is a perspective view of an end cap trim panel of the modular docking apparatus for a vehicle luggage rack of the present invention;
FIG. 4 is an exploded view of an end cap trim panel of the modular docking apparatus for a vehicle luggage rack of the present invention;
FIG. 5 is a perspective view of the end cap base of the modular docking assembly for a vehicle luggage rack of the present invention;
FIG. 6 is a perspective view of a roof rail in a modular docking apparatus for a vehicle roof rail in accordance with the present invention;
FIG. 7 is a partial bottom view of a roof rail in the modular docking apparatus for a vehicle roof rack of the present invention;
FIG. 8 is a schematic view of an end cap pin in a modular docking apparatus for a vehicle luggage rack of the present invention;
FIG. 9 is a cross-sectional view of an end cap pin in the modular docking apparatus for a vehicle luggage rack of the present invention;
FIG. 10 is a schematic view of a hook in a modular docking apparatus for a vehicle luggage rack of the present invention;
FIG. 11 is a perspective view of a cylindrical pin in the modular docking apparatus for an in-vehicle luggage rack of the present invention;
FIG. 12 is a schematic view of a hole pin assembly in a modular docking device for a vehicle luggage rack of the present invention;
FIG. 13 is a schematic view of a wedge rib in a modular docking apparatus for a vehicle roof rack in accordance with the present invention;
fig. 14 is a schematic view of the assembly of wedge-shaped ribs and roof rail in the modular docking apparatus for a vehicle roof rail of the present invention.
In the figure, a vehicle body top cover, a 200 end cover base fastening component, a 300 spandrel girder fastening component, a 2 luggage rack spandrel girder, a 21 mounting plate, a 3 end cover ornamental plate, a 4 end cover outer plate, a 5 end cover inner plate, a 6 end cover base, a 61 clamping groove, a 7 end cover pin, an 8 slot hole, a 9 clamping hook, a 10 spandrel girder mounting hole, a 101 wedge-shaped section, a 11 cylindrical pin, a 111 conical structure, a 12 horizontal rib, a 13 wedge-shaped rib and a 14 spandrel girder fastening hole.
Detailed Description
The invention will be further described with reference to the drawings and the specific examples.
Referring to fig. 1 and 2, a combined docking device for a vehicle-mounted luggage rack includes a luggage rack spandrel girder 2, an end cover ornamental plate 3 and an end cover base 6; the end cover base 6 is fixedly arranged on the vehicle body top cover 1 through the end cover base fastening assembly 200, and particularly can be arranged at the joint position of the vehicle body top cover 1 and the side wall, the luggage rack spandrel girder 2 is fixedly arranged on the vehicle body top cover 1 through the spandrel girder fastening assembly 300, and the luggage rack spandrel girder 2 and the end cover ornamental plate 3 are respectively arranged on the end cover base 6 and are mutually butted.
Referring to fig. 3, the longitudinal section of the end cover decoration plate 3 is n-shaped, and the bottoms of the two side plates of the end cover decoration plate 3 are narrowed inwards symmetrically, that is, the distance between the upper ends of the two side plates of the end cover decoration plate 3 is slightly larger than the distance between the lower ends, so as to form a pre-deformation structure; the longitudinal section of the end cover base 6 is u-shaped, so that when the end cover decorative plate 3 is assembled on the end cover base 6 in a matching way through the fastening assembly, two side plates of the end cover base 6 can be in interference clamping connection with two inwards narrowed side plates of the end cover decorative plate 3, and the external shape surface of the end cover decorative plate 3 is subjected to first self-adaptive correction. Referring to fig. 6 and 7, the longitudinal section of the luggage rack spandrel girder 2 is n-shaped, and a spandrel girder mounting hole 10 is formed in the inner cavity of the luggage rack spandrel girder 2 through a mounting plate 21, and referring to fig. 5, a cylindrical pin 11 is arranged in the inner cavity of the end cover base 6, so that when the luggage rack spandrel girder 2 is assembled on the end cover base 6 in a matching manner, the cylindrical pin 11 can be inserted into the spandrel girder mounting hole 10 and is installed with the center of the spandrel girder mounting hole 10 in a staggered manner, and the front-back tight fit of the luggage rack spandrel girder 2 and the end cover ornamental plate 3 is ensured through extrusion cutting generated between the cylindrical pin 11 and the spandrel girder mounting hole 10. Referring to fig. 13 and 14, a plurality of wedge ribs 13 are arranged on the outer wall of the end cover decorative plate 3 at intervals, the plurality of wedge ribs 13 are longitudinally arranged on two side plates of the end cover decorative plate 3, when the end cover decorative plate 3 is assembled with the luggage rack spandrel girder 2, the inner wall of the luggage rack spandrel girder 2 can extrude the plurality of wedge ribs 13 and is in interference fit with the end cover decorative plate 3, the wedge ribs 13 can be made of plastic materials in the prior art, have certain deformation capacity and can be subjected to cutting deformation in the assembly process, and the shape surface of the wedge ribs 13 is subjected to secondary self-adaptive correction according to the extrusion of the luggage rack spandrel girder 2, so that the end cover decorative plate 3 is adapted to the luggage rack spandrel girder 2, and the lateral flatness of the butt joint of the end cover decorative plate 3 and the luggage rack spandrel girder 2 is ensured.
Referring to fig. 12, the offset distance between the central axis of the cylindrical pin 11 and the central axis of the spandrel girder installation hole 10 is 0.25-0.35mm, and the offset distance ensures that the spandrel girder installation hole 10 can be assembled and tightly matched with the cylindrical pin 11.
The spandrel girder installation hole 10 be waist shape hole, and the length direction in waist shape hole is parallel with the butt joint direction of luggage rack spandrel girder 2 and end cover plaque 3 for the fore-and-aft position deviation of the stud of fixed luggage rack spandrel girder 2 can be released with the spandrel girder installation hole 10 of the same direction on the automobile body top cap 1.
The edge of the spandrel girder installation hole 10 be equipped with wedge tangent plane 101, can play certain guide effect when assembling with cylindric lock 11, can adjust the height to the roughness when luggage rack spandrel girder 2 and end cover plaque 3 are assembled to a certain extent through changing the angle and the width of wedge tangent plane 101 simultaneously to the assembly precision of height is adjusted.
Referring to fig. 11, the upper portion of the cylindrical pin 11 is a tapered structure 111 with a narrow upper portion and a wide lower portion, which can play a guiding role when the cylindrical pin 11 is inserted into the spandrel girder installation hole 10, and ensure that the cylindrical pin 11 and the spandrel girder installation hole 10 with staggered centers can be effectively assembled, and meanwhile, the height flatness of the luggage rack spandrel girder 2 and the end cover decoration plate 3 during assembly can be adjusted to a certain extent by changing the inclined angle and the height of the tapered structure 111, so that the assembly precision of the height direction can be adjusted.
The side plates of the end cover decorative plate 3 are narrowed to 0.15-0.25mm, and the two side plates are narrowed inwards to form a pre-deformed structure of 0.3-0.5mm, so that self-adaptive correction during assembly is facilitated, and the assembly reliability between the end cover decorative plate 3 and the end cover base 6 is ensured.
Referring to fig. 5, 7 and 8, the fastening assembly includes an end cap pin 7 and a slot hole 8, the cross-shaped end cap pin 7 is disposed in the inner cavity of the end cap decoration plate 3, the cross-shaped slot hole 8 is disposed in the inner cavity of the end cap base 6, and the end cap pin 7 can be inserted into the slot hole 8 in a matching manner, so that the end cap decoration plate 3 and the end cap base 6 are fixedly assembled, reliable assembly between the end cap decoration plate 3 and the end cap base 6 is ensured, and relative movement is limited.
Referring to fig. 5 and 10, the fastening assembly includes a hook 9 and a hook slot 61, the pair of hook slots 61 are concavely formed on two outer walls of the end cover base 6, the pair of hooks 9 are formed on two inner walls of the end cover decorative plate 3, and when the end cover decorative plate 3 is assembled on the end cover base 6, the hooks 9 can be matched and clamped in the hook slots 61, so that the stability of the fixed assembly of the end cover decorative plate 3 and the end cover base 6 is further improved.
Referring to fig. 4, the end cover ornamental plate 3 includes an end cover outer plate 4 and an end cover inner plate 5, wherein the end cover outer plate 4 and the end cover inner plate 5 are respectively provided with a pre-deformation structure, the end cover outer plate 4 covers the end cover inner plate 5 and is glued and fixed, and the end part of the end cover inner plate 5 extends to the outside of the end cover outer plate 4; the trip 9 of lock joint subassembly sets up on the both sides inner wall of end cover inner panel 5, and lock joint subassembly's end cover round pin 7 sets up on the inner wall of end cover inner panel 5, and wedge muscle 13 sets up on the outer wall of the outer extension section of end cover inner panel 5, and preferably, a plurality of wedge muscle 13 and end cover inner panel 5 are the integral structure, be convenient for with the self-adaptation butt joint of luggage rack spandrel girder 2.
The top of the outer extension section of the end cover inner plate 5 is provided with a horizontal rib 12, the horizontal rib 12 is attached to the inner wall of the luggage rack spandrel girder 2, the horizontal rib 12 is used for supporting the luggage rack spandrel girder 2, the height of the luggage rack spandrel girder 2 can be limited, and the high-low directional flatness of the butt joint part is ensured.
Preferably, the end cover base 6 can be designed in a positioning mode according to the shape and structure of the required end cover decorative plate 3, the end cover base 6 can be installed at the joint position of the vehicle body top cover 1 and the side wall by adopting an end cover base fastening assembly 200 in the prior art, the end cover base fastening assembly 200 generally comprises a rubber pad, an insert, a gasket, foam and a bolt, the end cover base 6 is fixed on the vehicle body top cover 1 through the bolt, and the end cover base 6 is tightly attached with the vehicle body top cover 1 through the rubber pad by the insert, the gasket and the foam in sequence to play a role of sealing and waterproofing. The end cover base 6 can also be installed on the vehicle body top cover 1 in other positioning manners, and will not be described herein.
Preferably, the luggage rack spandrel girder 2 can be made of a profile with a wall thickness of 2.5mm to ensure reliable loading performance, can be installed with negligible deformation, and can enable the end cover ornamental plate 3 to generate self-adaptive deformation according to the external dimension. The luggage rack spandrel girder 2 can be installed on the spandrel girder fastening hole 14 of the vehicle body top cover 1 by adopting the spandrel girder fastening assembly 300 in the prior art, and the spandrel girder fastening assembly 300 generally comprises a rivet nut, a bracket, a rubber mat, a stud bolt and a waterproof rubber mat, wherein one end of the stud bolt penetrates through the rubber mat and the bracket embedded in the rubber mat and then is connected with the luggage rack spandrel girder 2 and is locked and fixed through the rivet nut, and the other end of the stud bolt is in sealing and threaded connection with the vehicle body top cover 1 through the waterproof rubber mat to play a role in sealing and waterproofing. The luggage rack spandrel girder 2 can also be installed on the body top cover 1 in other positioning manners, and the description thereof is omitted.
Preferably, the end cover outer plate 4 can be made of aluminum alloy materials in the prior art, and maintains a uniform visual effect with the luggage rack spandrel girder 2 in appearance; the end cover inner plate 5 and the wedge-shaped ribs 13 can be made of plastic materials such as PC+ABS in the prior art, so that the wedge-shaped ribs 13 on the end cover inner plate can be extruded and cut by metal materials when in interference fit with the metal luggage rack spandrel girder 2, the purpose of self-adaptive deformation is achieved, and the end cover outer plate 4 can be connected with the end cover inner plate 5 in a self-adaptive mode.
The concrete steps in the real vehicle assembly process are as follows:
1. the end cover ornamental plate 3 is assembled on the end cover base 6: the trip 9 of end cover inner panel 5 is fastened in trip groove 61 of end cover base 6, and the end cover round pin 7 of end cover plaque 3 inserts in the slotted hole 8 of end cover base 6, and the predeformation structure of end cover plaque 3 curb plate carries out the first self-adaptation through the outer wall shape face of end cover base 6 and corrects, ensures the reliable assembly of end cover plaque 3 and end cover base 6.
2. The luggage rack spandrel girder 2 is clamped on the end cover base 6: the center of the spandrel girder installation hole 10 of the luggage rack spandrel girder 2 is staggered by 0.3mm to be matched with the cylindrical pin 11 of the end cover base 6, so that the interference quantity of 0.3mm of a hole pin is realized, extrusion cutting is generated between the spandrel girder installation hole 10 and the cylindrical pin 11, and the luggage rack spandrel girder 2 is tightly matched with the front and back directions of the end cover base 6.
Meanwhile, the luggage rack spandrel girder 2 is in butt joint with the end cover ornamental plate 3: the wedge-shaped ribs 13 on the inner plate 5 of the end cover generate secondary self-adaptive correction according to the shape surface of the luggage rack spandrel girder 2, so that the lateral assembly flatness of the luggage rack spandrel girder 2 and the end cover ornamental plate 3 is ensured. By adjusting the angle and width of the wedge-shaped tangential plane 101 and the inclined plane angle and height of the conical structure 111, the extrusion cutting degree between the spandrel girder installation hole 10 and the cylindrical pin 11 can be changed, so that the high-low flatness of the luggage rack spandrel girder 2 and the end cover ornamental plate 3 is ensured. The front-rear positional deviation of the stud bolts of the spandrel girder fastening assembly 300 can be released through the spandrel girder installation holes 10 of the kidney-shaped structure on the roof panel 1 in the same direction as it. Thereby realizing the high-precision butt joint of the luggage rack spandrel girder 2 and the end cover ornamental plate 3 and the end cover base 6.
The above embodiments are merely preferred embodiments of the present invention and are not intended to limit the scope of the present invention, therefore, any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. A combined butt joint device for a vehicle-mounted luggage rack comprises a luggage rack spandrel girder (2), an end cover ornamental plate (3) and an end cover base (6); the end cover base (6) is fixedly arranged on the vehicle body top cover (1) through an end cover base fastening assembly (200), and the luggage rack spandrel girder (2) and the end cover ornamental plate (3) are respectively arranged on the end cover base (6) and are mutually butted;
the method is characterized in that: the longitudinal section of the end cover decorative plate (3) is n-shaped, and the bottoms of the two side plates of the end cover decorative plate (3) are inwards and symmetrically narrowed to form a pre-deformation structure; the longitudinal section of the end cover base (6) is u-shaped, so that when the end cover decorative plate (3) is assembled on the end cover base (6) in a matching way through the buckling component, two side plates of the end cover base (6) can be in interference clamping connection with two inwards narrowed side plates of the end cover decorative plate (3), and the external shape surface of the end cover decorative plate (3) is subjected to first self-adaptive correction; the longitudinal section of the luggage rack spandrel girder (2) is n-shaped, a spandrel girder mounting hole (10) is formed in the inner cavity of the luggage rack spandrel girder (2) through a mounting plate (21), a cylindrical pin (11) is arranged in the inner cavity of the end cover base (6), when the luggage rack spandrel girder (2) is assembled on the end cover base (6) in a matching way, the cylindrical pin (11) can be inserted into the spandrel girder mounting hole (10) and is installed with the center of the spandrel girder mounting hole (10) in a staggered manner, and the staggered spacing between the central axis of the cylindrical pin (11) and the central axis of the spandrel girder mounting hole (10) ensures that the spandrel girder mounting hole (10) can be assembled with the cylindrical pin (11) in a tight fit; a plurality of wedge-shaped ribs (13) are arranged on the outer wall of the end cover decorative plate (3) at intervals, the wedge-shaped ribs (13) are longitudinally arranged on two side plates of the end cover decorative plate (3), when the end cover decorative plate (3) is assembled with the luggage rack spandrel girder (2), the inner wall of the luggage rack spandrel girder (2) can extrude the wedge-shaped ribs (13) and is assembled with the end cover decorative plate (3) in an interference manner, and the luggage rack spandrel girder (2) generates second self-adaptive correction on the shape surface of the wedge-shaped ribs (13);
the end cover decorative plate (3) comprises an end cover outer plate (4) and an end cover inner plate (5), the end cover outer plate (4) is fixedly covered on the end cover inner plate (5), and the end part of the end cover inner plate (5) extends to the outside of the end cover outer plate (4); the clamping hooks (9) of the buckling assembly are arranged on the inner walls of the two sides of the end cover inner plate (5), the end cover pin (7) of the buckling assembly is arranged on the inner wall of the end cover inner plate (5), and the wedge-shaped ribs (13) are arranged on the outer wall of the outer extension section of the end cover inner plate (5);
the fastening assembly comprises an end cover pin (7) and a slot hole (8), wherein the cross-shaped end cover pin (7) is arranged in the inner cavity of the end cover decorative plate (3), the cross-shaped slot hole (8) is arranged in the inner cavity of the end cover base (6), and the end cover pin (7) can be inserted into the slot hole (8) in a matching manner, so that the end cover decorative plate (3) and the end cover base (6) are fixedly assembled.
2. The modular docking apparatus for a vehicle luggage rack of claim 1, wherein: the dislocation distance between the central axis of the cylindrical pin (11) and the central axis of the spandrel girder installation hole (10) is 0.25-0.35mm.
3. The modular docking apparatus for a vehicle luggage rack of claim 1 or 2, wherein: the spandrel girder installation hole (10) is a kidney-shaped hole, and the length direction of the kidney-shaped hole is parallel to the butt joint direction of the luggage rack spandrel girder (2) and the end cover ornamental plate (3).
4. The modular docking apparatus for a vehicle luggage rack of claim 1 or 2, wherein: wedge-shaped tangential planes (101) are arranged at the edges of the spandrel girder installation holes (10).
5. The modular docking apparatus for a vehicle luggage rack of claim 1 or 2, wherein: the upper part of the cylindrical pin (11) is a conical structure (111) with a narrow upper part and a wide lower part.
6. The modular docking apparatus for a vehicle luggage rack of claim 1, wherein: the narrowing width of the side plates of the end cover ornamental plate (3) is 0.15-0.25mm, and the two side plates are narrowed inwards together to form a pre-deformation structure with the thickness of 0.3-0.5 mm.
7. The modular docking apparatus for a vehicle luggage rack of claim 1, wherein: the fastening assembly comprises a clamping hook (9) and a clamping hook groove (61), wherein a pair of clamping hook grooves (61) are formed in the outer walls of the two sides of the end cover base (6), a pair of clamping hooks (9) are arranged on the inner walls of the two sides of the end cover ornamental plate (3), and when the end cover ornamental plate (3) is assembled on the end cover base (6), the clamping hooks (9) can be matched and clamped in the clamping hook grooves (61).
8. The modular docking apparatus for a vehicle luggage rack of claim 1, wherein: the top of the outer extension section of the end cover inner plate (5) is provided with a horizontal rib (12), and the horizontal rib (12) is attached to the inner wall of the luggage rack spandrel girder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911149674.7A CN110861589B (en) | 2019-11-21 | 2019-11-21 | Combined butt joint device for vehicle-mounted luggage rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911149674.7A CN110861589B (en) | 2019-11-21 | 2019-11-21 | Combined butt joint device for vehicle-mounted luggage rack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110861589A CN110861589A (en) | 2020-03-06 |
| CN110861589B true CN110861589B (en) | 2023-04-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911149674.7A Active CN110861589B (en) | 2019-11-21 | 2019-11-21 | Combined butt joint device for vehicle-mounted luggage rack |
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| CN (1) | CN110861589B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290670A (en) * | 2013-07-16 | 2015-01-21 | 双馀实业有限公司 | Car roof carried running device |
| CN104890581A (en) * | 2015-06-16 | 2015-09-09 | 宁波舜江汽车部件制造有限公司 | Roof rack |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL280727A (en) * | 1961-07-18 | |||
| US5002216A (en) * | 1987-07-16 | 1991-03-26 | Gerber Group Ltd. | Invisible mount roof rack |
| US5201911A (en) * | 1991-09-26 | 1993-04-13 | Douglas Lee | Mount for bicycle rack |
| DE102008064346B4 (en) * | 2008-12-20 | 2020-10-08 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Device for attaching a roof rack system |
| CN105083139B (en) * | 2015-09-24 | 2017-10-31 | 广东东箭汽车科技股份有限公司 | A kind of automobile and its roof-rack |
| CN207773024U (en) * | 2017-12-08 | 2018-08-28 | 宝沃汽车（中国）有限公司 | The mounting structure and vehicle of roof-rack |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104290670A (en) * | 2013-07-16 | 2015-01-21 | 双馀实业有限公司 | Car roof carried running device |
| CN104890581A (en) * | 2015-06-16 | 2015-09-09 | 宁波舜江汽车部件制造有限公司 | Roof rack |
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| CN110861589A (en) | 2020-03-06 |
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