Anti-shaking vehicle-mounted rear spare tire suspension device for automobile
Technical Field
The invention relates to the technical field of automobile parts, in particular to an anti-shaking vehicle-mounted rear spare tire suspension device for an automobile.
Background
The automobile spare tire is a spare tire arranged behind an automobile and used for replacing the automobile tire in a short time after the automobile tire is damaged, the automobile spare tire is usually arranged at the bottom of the automobile, behind the back of the automobile or in a trunk, the automobile spare tire cannot be directly placed due to the heavy weight of the automobile spare tire, and a fixing structure is usually required to ensure the stability of the automobile spare tire, for example, the automobile spare tire suspension protection device with the publication number of CN210364918U comprises a mounting plate, wherein the front surface of the mounting plate is fixedly connected with a supporting rod, the left side and the right side of the front surface of the mounting plate are respectively provided with a sliding groove, the insides of the two sliding grooves are respectively and movably connected with a sliding rod, the front surfaces of the two sliding rods are respectively and fixedly connected with a clamping block, the opposite sides of the two clamping blocks are respectively provided with a clamping groove, and, the positive fixedly connected with branch of mounting panel, the mounting groove has all been seted up, two to the left and right sides of branch the equal fixedly connected with spring of inner wall of mounting groove, two the equal fixedly connected with fly leaf in one side that the spring leaves mutually. The automobile spare tire suspension protection device is stable in suspension, good in protection performance of the spare tire and capable of avoiding unnecessary economic loss. However, the automobile spare tire suspension protection device still has the following disadvantages in the actual use process:
1. the existing protection device is too simple in structure, because the automobile shakes in a large range in the running process, the simple protection structure cannot ensure the stability of the automobile spare tire, and the shaking is easy to cause looseness in connection with air;
2. and the tradition is convenient inadequately to the installation and the dismantlement of car spare tyre, because the size of spare tyre is not unified specification, consequently same protector can't be applicable to the installation of different specification car spare tyres, has increased protective structure's limitation.
In order to solve the problems, innovative design is urgently needed on the basis of the original spare tire suspension device.
Disclosure of Invention
The invention aims to provide an anti-shaking vehicle-mounted rear spare tire suspension device for an automobile, and aims to solve the problems that in the background art, because the shaking amplitude of the automobile in the running process is large, the stability of an automobile spare tire cannot be ensured due to a simple protection structure, and because the sizes of the spare tires are not uniform, the same protection device cannot be suitable for the installation of the automobile spare tires with different specifications.
In order to achieve the purpose, the invention provides the following technical scheme: a vehicle-mounted rear spare tire suspension device for an anti-shaking vehicle comprises a vehicle body, a rocker, a traction rope and a spare tire body, wherein a mounting plate is fixed on the side face of the vehicle body through bolts, a supporting plate is welded at the end of the mounting plate, the supporting plate is connected with each other through a movable shaft and a movable plate, a belt pulley mechanism is sleeved at one end of the movable shaft, a first spring is wound on the outer side of the movable shaft, the rocker is fixed at the other end of the movable shaft, a fixing plate is sleeved on the movable shaft at the side of the rocker, a limiting rod penetrates through the inside of the rocker, a fixing hole is reserved on the fixing plate at the end of the limiting rod, one end of the traction rope is fixedly connected with the bottom of the supporting plate, a guide roller is movably arranged at the edge of the supporting plate, an air bag block is pasted on the surface of the vehicle body, a second spring is fixed inside the air bag block, and the one end of fixed pipe leaves the connecting hole in advance, the other end of fixed pipe is connected with the connecting cylinder, and the activity of the both ends of connecting cylinder runs through there is the movable rod, the one end of movable rod is fixed with the valve plate, and the other end of movable rod is connected with the supporting shoe to the outside cover of supporting shoe is equipped with the spare tyre body.
Preferably, the cross sections of the supporting plate and the movable plate are both arc-shaped structures, the movable plate forms a rotating structure through the movable shaft and the supporting plate, the movable plate is symmetrically distributed relative to the vertical axis of the supporting plate, and meanwhile, the belt of the belt wheel mechanism on the movable shaft is arranged in an 8 shape.
Preferably, the limiting rod is in threaded connection with the rocker, the limiting rod and the fixing hole are of a clamping connection disassembly and assembly structure, and the fixing hole is distributed at equal angles on the fixing plate.
Preferably, the inner wall of backup pad is pasted and is had the adsorption disc, and the inside of backup pad has seted up first fixed chamber and the fixed chamber of second respectively to the adsorption disc is at the equidistant distribution of inner wall of backup pad, and the top in the fixed chamber of second and first fixed chamber communicates each other simultaneously.
Preferably, the inside activity in the fixed chamber of second is provided with the valve block, and the bottom of valve block and the other end interconnect of haulage rope to sliding construction is constituteed to valve block and the fixed chamber of second, and both's cross-sections are the arc structure simultaneously.
Preferably, the air bag block and the fixed pipe are in sliding connection, the side face of the air bag block is arranged in a protruding mode, and the fixed pipe is communicated with the air bag block through the connecting hole.
Preferably, connecting cylinder and fixed pipe intercommunication each other, and both's cross-section is "T" shape structure to the connecting cylinder is circular structure, and the edge of the inner wall of connecting cylinder and valve plate is closely laminated simultaneously.
Preferably, the movable rod and the connecting cylinder form a telescopic structure, the movable rod and the supporting block are arranged on the connecting cylinder at equal angles, and the supporting block is attached to the inner wall of the spare tire body.
Compared with the prior art, the invention has the beneficial effects that: the anti-shaking vehicle-mounted rear spare tire suspension device for the automobile can stably protect the spare tire of the automobile, can reduce the influence of shaking of the automobile on the spare tire of the automobile, and is suitable for the installation of the spare tires of the automobiles with different specifications by the same protection structure;
1. when the automobile spare tire is installed on the outer side of the fixed pipe, the air bag block can be extruded, so that air in the automobile spare tire can enter the fixed pipe and the connecting cylinder through the connecting hole, the movable rod is pushed by the valve plate to extend outwards, the support block is tightly supported on the inner side of the automobile spare tire, and the extending length of the movable rod can be changed by pushing the automobile spare tire to different positions according to different specifications of the installed automobile spare tire;
2. the rotating rocker can drive 2 groups of movable plates to rotate through the belt pulley mechanism, the belt is of an 8-shaped structure, so that the rotating directions of the 2 groups of movable plates are opposite, the movable plates are convenient to mount an automobile spare tire after being unfolded, the movable plates can clamp the automobile spare tire through the reversely rotating rocker, and the movable plates are connected with fixing holes at different positions through rotating limiting rods, so that the angle of the movable plates after being rotated can be fixed, and the automobile spare tire can be stably mounted from the outer side and the inner side;
3. through the drive of haulage rope when the fly leaf rotates, can let the valve block slide in the fixed intracavity of second, and then take out the air in first fixed chamber and adsorption disc, realize the inseparable absorption of adsorption disc and car spare tyre side, further promotion the stability after the installation of car spare tyre, through the power of protective structure self, need not extra electric drive equipment.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic structural view of the spare tire of the present invention after installation;
FIG. 3 is a schematic top view of the supporting plate and the moving plate of the present invention;
FIG. 4 is a schematic view of a front cross-sectional structure of the movable plate according to the present invention;
FIG. 5 is a schematic side view of the movable plate of the present invention;
FIG. 6 is a schematic top view of the present invention;
fig. 7 is a schematic view of a top-down structure of the airbag block of the present invention.
In the figure: 1. a vehicle body; 2. mounting a plate; 3. a support plate; 4. a movable shaft; 5. a movable plate; 6. a belt pulley mechanism; 7. a first spring; 8. a rocker; 9. a fixing plate; 10. a limiting rod; 11. a fixing hole; 12. an adsorption tray; 13. a first fixed cavity; 14. a second fixed cavity; 15. a valve block; 16. a hauling rope; 17. a guide roller; 18. an air bag block; 19. a second spring; 20. a fixed tube; 21. connecting holes; 22. a connecting cylinder; 23. a movable rod; 24. a valve plate; 25. a support block; 26. spare tire body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: an anti-shaking vehicle-mounted rear spare tire suspension device for an automobile comprises a vehicle body 1, a mounting plate 2, a supporting plate 3, a movable shaft 4, a movable plate 5, a belt pulley mechanism 6, a first spring 7, a rocker 8, a fixing plate 9, a limiting rod 10, a fixing hole 11, an adsorption disc 12, a first fixing cavity 13, a second fixing cavity 14, a valve block 15, a traction rope 16, a guide roller 17, an air bag block 18, a second spring 19, a fixing pipe 20, a connecting hole 21, a connecting cylinder 22, a movable rod 23, a valve plate 24, a supporting block 25 and a spare tire body 26, wherein the mounting plate 2 is fixed on the side face of the vehicle body 1 through bolts, the supporting plate 3 is welded at the end of the mounting plate 2, the supporting plate 3 is connected with the movable plate 5 through the movable shaft 4, the belt pulley mechanism 6 is sleeved at one end of the movable shaft 4, the first spring 7 is wound on the outer side of the movable shaft 4, the rocker, a fixed plate 9 is sleeved on the movable shaft 4 on the side of the rocker 8, a limiting rod 10 penetrates through the rocker 8, a fixed hole 11 is reserved on the fixed plate 9 at the end of the limiting rod 10, one end of a traction rope 16 is fixedly connected with the bottom of the supporting plate 3, a guide roller 17 is movably arranged at the edge of the supporting plate 3, an air bag block 18 is pasted on the surface of the vehicle body 1, a second spring 19 is fixed inside the air bag block 18, a fixed pipe 20 penetrates through the side wall of the air bag block 18, a connecting hole 21 is reserved at one end of the fixed pipe 20, the other end of the fixed pipe 20 is connected with a connecting cylinder 22, movable rods 23 movably penetrate through the two ends of the connecting cylinder 22, a valve plate 24 is fixed at one end of each movable rod 23, a supporting block 25 is connected at the other end of each movable rod 23, and a spare tire body 26 is sleeved on the outer;
the cross sections of the supporting plate 3 and the movable plate 5 are both arc-shaped structures, the movable plate 5 forms a rotating structure through the movable shaft 4 and the supporting plate 3, the movable plate 5 is symmetrically distributed about the vertical axis of the supporting plate 3, meanwhile, a belt of the belt pulley mechanism 6 on the movable shaft 4 is arranged in an 8 shape, the limiting rod 10 is in threaded connection with the rocker 8, the limiting rod 10 is in a dismounting and mounting structure in clamping connection with the fixed hole 11, the fixed holes 11 are distributed at equal angles on the fixed plate 9, the movable shaft 4 is driven to rotate through the rocker 8, and then the 2 movable plates 5 can be driven to rotate in opposite directions, so that the spare tire body 26 can be mounted after being unfolded, and the angle of the movable plate 5 after being rotated can be fixed through connecting the rotating limiting rod 10 with the fixed holes 11 at different positions;
an adsorption disc 12 is adhered to the inner wall of the support plate 3, a first fixing cavity 13 and a second fixing cavity 14 are respectively formed in the support plate 3, the adsorption disc 12 is distributed on the inner wall of the support plate 3 at equal intervals, meanwhile, the top of the second fixing cavity 14 is communicated with the top of the first fixing cavity 13, a valve block 15 is movably arranged in the second fixing cavity 14, the bottom of the valve block 15 is connected with the other end of a traction rope 16, the valve block 15 and the second fixing cavity 14 form a sliding structure, the cross sections of the valve block 15 and the second fixing cavity 14 are both arc-shaped structures, when the unfolded movable plate 5 approaches to the spare tire body 26, the valve block 15 can be driven by the traction rope 16 to slide in the second fixing cavity 14, and then air adsorbed in the first fixing cavity 13 and the adsorption disc 12 is extracted, so that the adsorption disc 12 can be tightly attached to the outer surface of the spare tire body 26;
the air bag block 18 is connected with the fixed tube 20 in a sliding way, the side surface of the air bag block 18 is arranged in a protruding way, the fixed tube 20 is communicated with the air bag block 18 through the connecting hole 21, the connecting cylinder 22 is communicated with the fixed tube 20, the cross sections of the connecting cylinder and the fixed tube are in a T-shaped structure, the connecting cylinder 22 is of a circular structure, the inner wall of the connecting cylinder 22 is tightly attached to the edge of the valve plate 24, the movable rod 23 and the connecting cylinder 22 form a telescopic structure, the movable rod 23 and the supporting block 25 are arranged on the connecting cylinder 22 at equal angles, and the supporting block 25 is attached to the inner wall of the spare tire body 26, the spare tire body 26 is sleeved outside the fixed pipe 20 when being installed, and contacts with the air bag block 18 to press it, so that the air in the air bag block 18 can enter the fixed tube 20 and the connecting cylinder 22 through the connecting hole 21, and pushes the movable rod 23 to move to the outside by the valve plate 24 so as to be supported to the inside of the spare tire body 26 by the support block 25.
The working principle is as follows: when the anti-shaking vehicle-mounted rear spare tire suspension device for the automobile is used, as shown in fig. 1-3, firstly, the rocker 8 drives the movable shaft 4 to rotate, and then the belt wheel mechanism 6 drives the 2 movable shafts 4 to synchronously rotate, and the belt is in an 8-shaped structure, so that the 2 movable plates 5 can be driven to rotate in opposite directions, so that the spare tire body 26 can be installed after being unfolded, due to the arrangement of the first spring 7 on the movable shaft 4, the movable plate 5 can be driven to automatically approach the spare tire body 26 when the rocker 8 is not rotated, and then the movable plate 5 is connected with the fixing holes 11 at different positions through the rotation limiting rod 10, so that the angle of the movable plate 5 after being rotated can be fixed, the clamping operation of the spare tire body 26 is realized, and the spare tire body 26 is prevented from shaking in the running process of the automobile;
as shown in fig. 1 and 6-7, when the spare tire body 26 is installed, the spare tire body 26 is sleeved on the outer side of the fixed tube 20 and is contacted with the air bag block 18 to extrude the air bag block 18, so that air in the air bag block 18 can enter the fixed tube 20 and the connecting cylinder 22 through the connecting hole 21, the movable rod 23 is pushed by the valve plate 24 to move outwards, the spare tire body 26 can be supported on the inner side through the supporting block 25, the spare tire body 26 can also be pushed to different positions according to different specifications of the spare tire body 26, the extending length of the supporting block 25 is changed, the position of the movable plate 5 is locked after the spare tire body is supported, the installation stability of the spare tire body 26 can be ensured, when the spare tire body 26 needs to be disassembled, the movable plate 5 is unlocked, the spare tire body can be driven to be expanded through the elasticity of the second spring 19 in the air bag block 18, the air in the refrigerator connecting cylinder 22 and the fixed tube 20 is pumped into the air bag block 18, the convenience of disassembly is increased;
as shown in fig. 1-2 and fig. 4-5, when the expanded movable plate 5 approaches the spare tire body 26, the valve block 15 can be driven by the traction rope 16 to slide in the second fixing cavity 14, so as to draw out the air in the first fixing cavity 13 and the adsorption disc 12, so that the adsorption disc 12 can be tightly adsorbed on the outer surface of the spare tire body 26, further, the spare tire body 26 can be stably installed, and the expanded movable plate 5 can drive the adsorption disc 12 to be separated from the spare tire body 26.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.