Quick connecting structure for chassis and shell

Abstract

The utility model relates to the technical field of automobile models, and discloses a quick connecting structure for an automobile chassis and an automobile shell, which comprises the automobile chassis, the automobile shell and a locking mechanism, a clamping part is arranged on the chassis, a clamping groove is formed in the clamping part, and a through hole is formed in the side wall of the clamping groove; a clamping piece is arranged on the inner side of the vehicle shell and comprises a clamping column extending towards one side of the vehicle chassis, and the clamping column is inserted into the clamping groove and provided with a clamping hole opposite to the through hole. The locking mechanism is connected to the clamping part and comprises a locking rod and a driving piece, the locking rod is arranged in the clamping hole in a sliding and penetrating mode, and the driving piece is movably arranged, connected with the locking rod and used for driving the locking rod to penetrate into or be separated from the clamping hole. According to the rapid structure of the chassis and the automobile shell, rapid disassembly and assembly of the automobile shell and the chassis can be achieved, and therefore the maintenance and replacement efficiency of functional parts in an automobile model can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile models, in particular to a quick connection structure between a vehicle chassis and a vehicle shell. Background Art

[0002] The car model includes a chassis and a body, wherein the chassis is used to install functional components such as a transmission, a drive motor and a power battery, while the body is installed above the chassis and covers the above functional components. On the one hand, it protects the functional components, and on the other hand, it also serves as a major appearance component that participates in forming the unique appearance of the car model. In the related art, the body is fixedly connected to the chassis by fasteners such as screws, so the disassembly and assembly of the body is relatively cumbersome, and therefore it is not convenient to quickly repair and replace functional components such as the transmission, the drive motor and the power battery when they fail. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a quick structure of a chassis and a car shell, which can realize the quick disassembly and assembly of the car shell and the chassis, thereby improving the maintenance and replacement efficiency of the internal functional parts of the car model.

[0004] According to the quick connection structure of the vehicle chassis and the vehicle shell of the embodiment of the utility model, it includes a vehicle chassis, a vehicle shell and a locking mechanism; the vehicle chassis is provided with a clamping part, the clamping part is provided with a clamping groove, and the side wall of the clamping groove is provided with a through hole; a clamping piece is provided on the inner side of the vehicle shell, the clamping piece includes a clamping column extending to one side of the vehicle chassis, the clamping column is inserted into the clamping groove, and is provided with a clamping hole opposite to the through hole; the locking mechanism is connected to the clamping part, and includes a locking rod and a driving member, the locking rod can be slidably inserted into the clamping hole, the driving member can be movably arranged, and is connected to the locking rod, and is used to drive the locking rod to penetrate into or out of the clamping hole.

[0005] The quick connection structure between the vehicle chassis and the vehicle shell according to the embodiment of the utility model has at least the following beneficial effects:

[0006] By means of the quick connection structure between the vehicle chassis and the vehicle shell of the present embodiment, when the vehicle shell needs to be installed and fixed to the vehicle chassis, it is only necessary to align the clamping column on the vehicle shell with the clamping groove on the vehicle chassis, and then drive the locking rod to penetrate into the clamping hole on the clamping column through the movable driving member, so that the clamping column can be locked by the locking rod to limit the withdrawal of the clamping column from the clamping groove, thereby realizing the quick and stable installation of the vehicle shell; and when the vehicle shell needs to be removed from the vehicle chassis, it is only necessary to drive the locking rod to disengage from the clamping hole on the clamping column through the movable driving member to release the lock of the clamping column, and then pull the vehicle shell along the extension direction of the clamping column to move away from the vehicle chassis, so that the quick disassembly of the vehicle shell can be quickly completed; therefore, by means of the quick connection structure between the vehicle chassis and the vehicle shell of the present embodiment, the quick disassembly and assembly of the vehicle shell and the vehicle chassis can be realized, thereby improving the maintenance and replacement efficiency of the internal functional components of the automobile model.

[0007] According to the quick connection structure between the vehicle chassis and the vehicle shell of some embodiments of the utility model, the locking mechanism also includes a lock shell and an elastic member, a semicircular groove is arranged on the side of the lock shell away from the clamping groove, the driving member includes a disk body portion and a lever portion, the disk body portion is circular and rotatably installed in the semicircular groove, the lever portion is connected to the circumference of the disk body portion and is located outside the semicircular groove, a sliding groove extending radially is opened on the disk body portion, and one end of the locking rod away from the clamping hole is connected to the disk body portion by a fastener slidably penetrated in the sliding groove; the elastic member connects the locking rod and the lock shell, and is used to provide an elastic force to make the locking rod slide to the side away from the lever portion.

[0008] According to the quick connection structure between the vehicle chassis and the vehicle shell in some embodiments of the utility model, the elastic member is a compression spring, a receiving groove is provided on the side of the lock shell facing the clamping groove, the locking rod passes through the receiving groove and is provided with an annular boss located in the receiving groove, and the two ends of the compression spring respectively abut against the annular boss and the bottom of the receiving groove.

[0009] According to the quick connection structure between the vehicle chassis and the vehicle shell of some embodiments of the utility model, an avoidance groove is provided on the side of the disk body away from the lever part, the end of the locking rod away from the clamping groove is accommodated in the avoidance groove, and the avoidance groove can allow the disk body to rotate relative to the locking rod.

[0010] According to the quick connection structure between the vehicle chassis and the vehicle shell in some embodiments of the utility model, the avoidance groove separates the disc body into an upper disc body and a lower disc body, and the upper disc body and the lower disc body are both provided with sliding grooves.

[0011] According to the quick connection structure between the vehicle chassis and the vehicle shell of some embodiments of the utility model, the lock housing is provided with a groove on one side of the rotation direction of the lever part, the groove is connected to the semicircular groove, and can allow the lever part to rotate into the groove.

[0012] According to the quick connection structure between the vehicle chassis and the vehicle shell of some embodiments of the utility model, a V-shaped guide groove is provided on the groove wall on one side of the slide groove close to the groove, and the notches on both sides of the V-shaped guide groove are respectively located at one end of the slide groove close to the clamping hole and the center of the disc body corresponding to the slide groove.

[0013] According to the quick connection structure between the vehicle chassis and the vehicle shell in some embodiments of the utility model, a first connecting hole is provided on the lock shell, a second connecting hole opposite to the first connecting hole is provided on the clamping part, and the locking mechanism is connected to the clamping part by screws passing through the first connecting hole and the second connecting hole.

[0014] According to the quick connection structure between the vehicle chassis and the vehicle shell in some embodiments of the utility model, a connecting ear is provided on the side of the lock shell close to one end of the clamping groove, and the first connecting hole is provided on the connecting ear.

[0015] According to the quick connection structure between the vehicle chassis and the vehicle shell in some embodiments of the utility model, the front and rear sides of the vehicle chassis are both provided with a clamping portion and a locking mechanism, and the front and rear sides of the vehicle shell are both correspondingly provided with a clamping piece.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0018] Figure 1 This is a schematic diagram of a quick connection structure between a vehicle chassis and a vehicle shell according to an embodiment of the utility model, with the vehicle shell removed;

[0019] Figure 2 for Figure 1 A schematic diagram of the structure of the engaging member shown in ;

[0020] Figure 3 for Figure 1 A schematic diagram of the connection structure between the clamping portion and the locking mechanism shown in FIG.

[0021] Figure 4 for Figure 3 a side view of the structure shown;

[0022] Figure 5 for Figure 3 A structural schematic diagram of the clamping portion shown in ;

[0023] Figure 6 for Figure 3 A schematic diagram of the structure of the driving member shown in ;

[0024] Figure 7 for Figure 3 A schematic diagram of the structure of the lock housing from one of the viewing angles shown in FIG.

[0025] Figure 8 for Figure 3 A schematic diagram of the structure of the lock housing from another perspective shown in FIG.

[0026] Fig. 9 for Figure 4 Cross-sectional view in the direction of AA.

[0027] Reference numerals:

[0028] Chassis 100; snap-fitting portion 200; snap-fitting groove 210; through hole 220; second connecting hole 230; locking mechanism 300; locking rod 310; third connecting hole 311; annular boss 312; driving member 320; disk body 321; slide groove 322; V-shaped guide groove 323; avoidance groove 324; upper disk body 325; lower disk body 326; lever portion 327; lock shell 330; connecting ear 331; first connecting hole 332; semicircular groove 333; accommodating groove 334; groove 335; fastener 340; elastic member 350; screw 360; snap-fitting member 400; snap-fitting column 410; snap-fitting hole 411. DETAILED DESCRIPTION

[0029] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0030] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, left, right, front, back, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0031] In the description of the utility model, if there is a description of first and second, it is only for the purpose of distinguishing the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0032] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0033] The following is the attached Figure 1 To Attachment Fig. 9 , describing the quick connection structure between the vehicle chassis and the vehicle shell of an embodiment of the utility model.

[0034] Reference Figure 1 According to some embodiments of the present invention, the quick connection structure between the chassis and the vehicle shell includes a chassis 100, a vehicle shell (not shown in the drawings to avoid covering the clamping portion 200 and the clamping member 400) and a locking mechanism 300. The chassis 100 is provided with a clamping portion 200. Figure 5 The clamping portion 200 is provided with a clamping groove 210 for realizing a quick connection with the vehicle shell, the clamping groove 210 has a notch facing the vehicle shell, and a through hole 220 is opened on the side wall of the clamping groove 210; Figure 1 , Figure 3 and Fig. 9 The locking mechanism 300 is connected to the clamping portion 200 and is located on the side where the through hole 220 is provided in the clamping groove 210. The locking mechanism 300 includes a locking rod 310 and a driving member 320, wherein the locking rod 310 is slidably provided in the clamping hole 411, and the driving member 320 is movably provided and connected to the locking rod 310, and is used to drive the locking rod 310 to slide along its own axial direction; and the inner side of the car shell, that is, the side of the car shell facing the chassis 100, is provided with a clamping member 400, referring to Figures 1 to 3 The engaging member 400 is provided with a engaging column 410 extending toward one side of the vehicle chassis 100 and used for achieving engaging cooperation with the vehicle chassis 100. The engaging column 410 is used to be inserted into the engaging groove 210, and a engaging hole 411 is provided at one end of the engaging column 410 away from the vehicle shell, and when the engaging column 410 is engaged with the engaging groove 210, the engaging hole 411 is opposite to the through hole 220, so that the locking rod 310 can be driven by the driving member 320, and one end of the locking rod 310 can be inserted into or out of the engaging hole 411.

[0035] It should be understood that, through the quick connection structure between the vehicle chassis and the vehicle shell of the present embodiment, when the vehicle shell needs to be installed and fixed to the vehicle chassis 100, it is only necessary to align the clamping column 410 on the vehicle shell with the clamping groove 210 on the vehicle chassis 100, and then use the movable driving member 320 to drive the locking rod 310 to penetrate into the clamping hole 411 on the clamping column 410, so that the clamping column 410 can be locked by the locking rod 310 to limit the clamping column 410 from withdrawing from the clamping groove 210, thereby achieving rapid and stable installation of the vehicle shell; and when the vehicle shell needs to be removed from the vehicle chassis 100, it is only necessary to use the movable driving member 320 to drive the locking rod 310 to disengage from the clamping hole 411 on the clamping column 410, so as to release the lock of the clamping column 410, and then pull the vehicle shell along the extension direction of the clamping column 410 to move away from the vehicle chassis 100, so as to quickly complete the rapid removal of the vehicle shell.

[0036] It is understood that in some of these embodiments, reference Figure 3 In order to realize the installation and fixation of the locking mechanism 300 on the clamping portion 200, the locking mechanism 300 also includes a lock housing 330, and the driving member 320 and the locking rod 310 are both movably mounted on the lock housing 330; and, referring to Figures 7 to 9 The lock housing 330 is provided with a first connection hole 332, and the clamping portion 200 is provided with a second connection hole 230, and the position of the second connection hole 230 is opposite to the position of the first connection hole 332, so that the locking mechanism 300 is connected and fixed to the clamping portion 200 by a screw 360 that can be penetrated through the first connection hole 332 and the second connection hole 230; and, referring to Figures 7 to 9 In one of the embodiments, specifically, a protruding connecting ear 331 is provided on the side surface of one end of the lock shell 330 close to the clamping groove 210, and a first connecting hole 332 is provided on the connecting ear 331, so that the connecting ear 331 can be pressed and fixed on the clamping part 200 by a screw 360 through the rod portion passing through the first connecting hole 332 and the second connecting hole 230, thereby realizing the installation and fixation of the entire locking mechanism 300 on the clamping part 200.

[0037] It is understood that in some of these embodiments, reference Fig. 9 The driving member 320 is rotatably mounted on the lock housing 330, and the driving member 320 includes a disk body portion 321 and a lever portion 327; Figure 7The cam 330 is provided with a semicircular groove 333 on the side of the lock shell 330 away from the engaging groove 210, and the disk body 321 is circular and can be rotatably installed in the semicircular groove 333 through the cooperation of its own circumferential surface and the inner wall of the semicircular groove 333; the lever portion 327 is connected to the circumferential side of the disk body 321 and is located outside the semicircular groove 333, so that the driving member 320 can be rotated around the central axis of the disk body 321 by toggling the lever portion 327; the lock rod 310 is slidably penetrated in the lock shell 330 along its own axial direction, and the end of the lock rod 310 away from the engaging hole 411 extends into the semicircular groove 333 and is provided with a third connecting hole, the disk body 321 is provided with a radially extending sliding groove 322, and the end of the lock rod 310 away from the engaging hole 411 is connected to the disk body 321 through a fastener 340 penetrated through the third connecting hole and the sliding groove 322, and The slide groove 322 can allow the fastener 340 to slide along the slide groove 322; the locking mechanism 300 also includes an elastic member 350, which connects the locking rod 310 and the lock shell 330 and is used to provide an elastic force to make the locking rod 310 slide to the side away from the lever portion 327, so that when the disk body 321 rotates to the slide groove 322 parallel to the axial direction of the locking rod 310, the fastener 340 will slide to the end of the slide groove 322 close to the clamping groove 210 under the action of the elastic member 350, and the locking rod 310 can penetrate into the clamping hole 411 of the clamping column 410, and when the disk body 321 rotates to the slide groove 322 perpendicular to the axial direction of the locking rod 310, the fastener 340 will slide along the slide groove 322 to the position where the slide groove 322 corresponds to the center of the disk body 321, and the locking rod 310 will be driven by the fastener 340 to escape from the clamping hole 411.

[0038] It should be understood that in one embodiment, reference Fig. 9 The elastic member 350 is a compression spring, and in order to avoid the elastic member 350 being exposed and affecting the appearance, a receiving groove 334 is provided on the side of the lock shell 330 facing the clamping groove 210, and the lock rod 310 passes through the receiving groove 334 and is provided with an annular boss 312 located in the receiving groove 334, and the two ends of the compression spring are respectively abutted against the annular boss 312 and the bottom of the receiving groove 334, so that the compression spring can give an elastic force to the annular boss 312 and the lock rod 310 to move away from the lever portion 327.

[0039] It is understood that in one embodiment, referring to Figure 6 and Fig. 9 The side of the disk body 321 away from the lever portion 327 is provided with an escape groove 324, and the end of the lock rod 310 extending into the semicircular groove 333, that is, the end of the lock rod 310 away from the clamping groove 210 is accommodated in the escape groove 324, and the escape groove 324 can allow the disk body 321 to rotate relative to the lock rod 310, thereby preventing the lock rod 310 extending into the semicircular groove 333 from affecting the rotation of the driving member 320. Figure 6 The avoidance groove 324 separates the disk body 321 into an upper disk body 325 and a lower disk body 326. To facilitate the connection between the locking rod 310 and the driving member 320, a slide groove 322 is provided on the upper disk body 325 and the lower disk body 326. The fastener 340 is a bolt. The rod of the bolt passes through the slide groove 322 on the upper disk body 325, the third connecting hole 311 and the slide groove 322 on the lower disk body 326 in sequence and is connected with a nut. The sizes of the slide groove 322 on the upper disk body 325 and the slide groove 322 on the lower disk body 326 can allow the rod of the bolt to slide along the slide groove 322.

[0040] It is understood that in some of these embodiments, reference Figure 7 and Fig. 9 The lock housing 330 is provided with a groove 335 on one side of the rotation direction of the lever portion 327. The groove 335 is connected to the semicircular groove 333 and can allow the lever portion 327 to rotate into the groove 335 to increase the rotation angle of the driving member 320 relative to the lock housing 330, thereby allowing the driving member 320 to rotate from the angle of the slide groove 322 parallel to the axial direction of the locking rod 310 to the angle of the slide groove 322 perpendicular to the axial direction of the locking rod 310.

[0041] It is understood that in some of these embodiments, reference Figure 6 and Fig. 9 A V-shaped guide groove 323 is provided on the groove wall of the slide groove 322 near the groove 335, and the two side notches of the V-shaped guide groove 323 are respectively located at one end of the slide groove 322 near the clamping hole 411 and the center of the disk body 321 corresponding to the slide groove 322, thereby further improving the smoothness of the fastener 340 sliding between one end of the slide groove 322 near the clamping groove 210 and the center of the disk body 321 corresponding to the slide groove 322, and avoiding the fastener 340 being stuck in the slide groove 322, thereby affecting the locking or unlocking of the clamping column 410 by the locking rod 310.

[0042] It is understandable that in some embodiments, the front and rear sides of the chassis 100 are provided with a clamping portion 200 and a locking mechanism 300, and the front and rear sides of the vehicle shell are correspondingly provided with a clamping piece 400. Thus, by means of the cooperation of multiple sets of clamping portions 200 and locking mechanisms 300 and multiple clamping pieces 400, the front and rear sides of the vehicle shell are clamped to the chassis 100 at the same time, so as to further improve the connection strength between the vehicle shell and the chassis 100. For example, referring to Figure 1In one embodiment, specifically, a clamping portion 200 is provided at the front end of the vehicle chassis 100, and the clamping portion 200 at the front end of the vehicle chassis 100 is provided with a group of clamping grooves 210, a clamping hole 411 and a locking mechanism 300 on both sides, and the clamping member 400 connected to the front side of the vehicle shell has two clamping columns 410 arranged at intervals along the left and right directions, and the two clamping columns 410 are respectively used to be inserted into the two clamping grooves 210 of the clamping portion 200 at the front side of the vehicle chassis 100; similarly The rear end of the vehicle chassis 100 is also provided with a clamping portion 200, and the clamping portion 200 at the rear end of the vehicle chassis 100 is also provided with a group of clamping grooves 210, clamping holes 411 and locking mechanisms 300 on the left and right sides respectively, and the clamping member 400 (not shown in the drawings) connected to the rear side of the vehicle shell also has two clamping columns 410 arranged at intervals along the left and right directions, and these two clamping columns 410 are also used to be respectively inserted into the two clamping grooves 210 of the clamping portion 200 on the rear side of the vehicle chassis 100.

[0043] It should be understood that the engaging member 400 can be integrally formed with the vehicle shell or fixedly connected to the vehicle shell via a connecting member. Similarly, the engaging portion 200 can be integrally formed with the vehicle chassis 100 or fixedly connected to the vehicle chassis 100 via a connecting member.

[0044] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A quick connection structure between a vehicle chassis and a vehicle shell, characterized in that: include: The vehicle chassis is provided with a clamping portion, the clamping portion is provided with a clamping groove, and the side wall of the clamping groove is provided with a through hole; A vehicle shell is provided with a clamping piece on the inner side, wherein the clamping piece includes a clamping column extending toward one side of the vehicle chassis, the clamping column is inserted into the clamping groove, and is provided with a clamping hole opposite to the through hole; The locking mechanism is connected to the clamping portion and includes a locking rod and a driving member. The locking rod can be slidably inserted into the clamping hole. The driving member can be movably arranged and connected to the locking rod and is used to drive the locking rod to penetrate into or out of the clamping hole.

2. A quick connection structure between a vehicle chassis and a vehicle shell according to claim 1, characterized in that: The locking mechanism also includes a lock shell and an elastic member, a semicircular groove is provided on the side of the lock shell away from the clamping groove, the driving member includes a disk body portion and a lever portion, the disk body portion is circular and rotatably installed in the semicircular groove, the lever portion is connected to the circumference of the disk body portion and is located outside the semicircular groove, a radially extending slide groove is provided on the disk body portion, and one end of the lock rod away from the clamping hole is connected to the disk body portion by a fastener slidably penetrated through the slide groove; the elastic member connects the lock rod and the lock shell, and is used to provide an elastic force that causes the lock rod to slide toward the side away from the lever portion.

3. A quick connection structure between a vehicle chassis and a vehicle shell according to claim 2, characterized in that: The elastic member is a compression spring, and a receiving groove is provided on the side of the lock housing facing the clamping groove. The lock rod passes through the receiving groove and is provided with an annular boss located in the receiving groove, and the two ends of the compression spring are respectively abutted against the annular boss and the bottom of the receiving groove.

4. A quick connection structure between a vehicle chassis and a vehicle shell according to claim 2, characterized in that: A relief groove is arranged on one side of the disk body away from the lever portion, and one end of the locking rod away from the clamping groove is accommodated in the relief groove, and the relief groove can allow the disk body to rotate relative to the locking rod.

5. A quick connection structure between a vehicle chassis and a vehicle shell according to claim 4, characterized in that: The avoidance groove separates the disc body into an upper disc body and a lower disc body, and the slide groove is arranged on both the upper disc body and the lower disc body.

6. The quick connection structure between a vehicle chassis and a vehicle shell according to claim 2, characterized in that: The lock housing is provided with a groove on one side of the rotation direction of the lever part, the groove is connected to the semicircular groove and can allow the lever part to rotate into the groove.

7. A quick connection structure between a vehicle chassis and a vehicle shell according to claim 6, characterized in that: A V-shaped guide groove is arranged on a groove wall of the slide groove close to the groove, and notches on both sides of the V-shaped guide groove are respectively located at one end of the slide groove close to the clamping hole and at a position of the slide groove corresponding to the center of the disc body.

8. A quick connection structure between a vehicle chassis and a vehicle shell according to any one of claims 2 to 7, characterized in that: The lock housing is provided with a first connecting hole, the clamping portion is provided with a second connecting hole opposite to the first connecting hole, and the locking mechanism is connected to the clamping portion via screws penetrating the first connecting hole and the second connecting hole.

9. A quick connection structure between a vehicle chassis and a vehicle shell according to claim 8, characterized in that: A connecting ear is arranged on the side surface of the lock housing close to one end of the clamping groove, and the first connecting hole is arranged on the connecting ear.

10. A quick connection structure between a vehicle chassis and a vehicle shell according to any one of claims 1 to 7, characterized in that: The front side and the rear side of the vehicle chassis are both provided with the clamping portion and the locking mechanism, and the front side and the rear side of the vehicle shell are both correspondingly provided with the clamping piece.

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