Spare tire cover structure installed on automobile tail door

Abstract

The utility model relates to a spare tire cover structure installed on an automobile tail door, which comprises the automobile tail door, a spare tire cover and a bolt, the spare tire cover comprises a cover cap, an outer cover used for protecting a tire and a lock, and the automobile tail door is provided with a tire connecting seat used for locking the tire and a support. The head of the support is provided with a camera used for being connected with a vehicle-mounted system of an automobile. The outer cover is a vertically-through annular outer cover, a notch is formed in the cover wall of the outer cover, a first connecting part is formed in the position, close to the notch, of one end of the outer cover, and a second connecting part is formed in the position, close to the notch, of the other end of the outer cover, so that the outer cover is adjustable in diameter; a user only needs to sleeve the outer cover on the tire and place the cover cap in the inner cavity of the outer cover, and the installation can be completed without using complex tools and fixing for multiple times, so that the convenience and the efficiency of the installation are greatly improved.

Description

Technical Field

[0001] The utility model relates to a spare tire cover structure installed on a tailgate of an automobile. Background Art

[0002] In the prior art, the spare tire cover structure on the tailgate of a car is usually complex in design, and the installation and removal process is cumbersome, which makes it difficult to meet the user's needs for convenience and safety. Traditional spare tire covers mostly rely on the combination of multiple parts and multiple fixations to fully wrap and protect the spare tire, which not only increases the difficulty of installation, but also may cause the risk of loosening or falling off during use. In addition, with the continuous increase in car functions, rear-view cameras have become one of the standard configurations of modern cars, but the design of existing spare tire covers often ignores the installation requirements of the camera, resulting in the inability to effectively connect the rear-view camera to the spare tire cover.

[0003] The defects of the existing spare tire cover are specifically manifested in the following aspects:

[0004] Complex installation: Traditional spare tire covers need to be installed using multiple bolts and fasteners, which makes the entire process time-consuming and labor-intensive, and requires the use of multiple tools to operate, which is not conducive to users' quick handling in emergency situations.

[0005] Inconvenient adjustment: The existing spare tire cover lacks an effective adjustment mechanism when facing tires of different sizes, resulting in the user having to purchase or modify the spare tire cover again when replacing spare tires of different specifications, which increases the cost and trouble of use.

[0006] The main function of existing spare tire covers is to protect the spare tire from damage and dirt from the external environment. However, during the design process, the installation requirements of the rearview camera are usually ignored, resulting in the camera being unable to be conveniently connected to the spare tire cover. Generally, users need to modify the spare tire cover or purchase additional special camera installation accessories, which not only increases the complexity of installation, but may also affect the appearance and stability of the overall structure.

[0007] In summary, the spare tire cover in the prior art has many deficiencies in terms of installation convenience, adaptability, etc., and an innovative design is urgently needed to solve these problems so as to improve the user experience and driving safety. Utility Model Content

[0008] The utility model aims to provide a spare tire cover structure installed on the tailgate of an automobile, which is convenient for connecting a camera and adjusting the diameter of the outer cover.

[0009] The purpose of the utility model is achieved in this way:

[0010] A spare tire cover structure installed on a car tailgate comprises a car tailgate, a spare tire cover and bolts, wherein the spare tire cover comprises a cover, an outer cover for protecting the tire and a lock, the car tailgate is provided with a tire connection seat and a bracket for locking the tire, and the head of the bracket is provided with a camera for connecting to the vehicle-mounted system of the car;

[0011] The outer cover is an annular outer cover that penetrates from top to bottom, and a notch is formed on the cover wall of the outer cover. A first connection portion is formed near the notch at one end of the outer cover, and a second connection portion is formed near the notch at the other end of the outer cover, so that the outer cover forms an outer cover with adjustable diameter;

[0012] The outer end of the outer cover is bent toward the center of the outer port to form an outer retaining ring, so that the diameter of the outer retaining ring is smaller than the diameter of the outer cover;

[0013] The inner end of the outer cover is bent toward the center of the inner port to form an inner retaining ring, so that the diameter of the inner retaining ring is smaller than the diameter of the outer cover;

[0014] The diameter of the cover is smaller than the diameter of the outer cover, and the diameter of the cover is larger than the diameter of the outer retaining ring and the diameter of the inner retaining ring respectively;

[0015] The lock is arranged on the first connecting part, and the second connecting part is provided with locking grooves at intervals;

[0016] The cover is provided with a camera installation opening, and a positioning cavity is provided on the back of the cover corresponding to the position of the camera installation opening, and the shape of the positioning cavity matches the shape of the head of the bracket;

[0017] The cover is provided with a bolt hole at a position corresponding to the head of the bracket, and the head of the bracket is provided with a connecting ear;

[0018] The tire is placed on the tailgate of the car, and the tire connection seat and the tire are locked;

[0019] The outer cover is sleeved on the tire, the cover is placed in the inner cavity of the outer cover, one end of the cover is against the tire, and the other end of the cover is against the outer retaining ring;

[0020] The head of the bracket is inserted into the positioning cavity, and the camera extends out of the camera installation port;

[0021] The lock hook of the lock passes through the corresponding lock slot and hooks the second connection part, so that the first connection part and the second connection part are connected through the lock, thereby adjusting the diameter of the outer cover so that the outer cover clamps the tire of the corresponding diameter;

[0022] The bolt passes through the bolt hole to lock the connecting ear.

[0023] Easy installation: users only need to put the outer cover on the tire and place the cover in the inner cavity of the outer cover. The installation can be completed without using complicated tools and multiple fixations, which greatly improves the convenience and efficiency of installation.

[0024] Rear-view camera integrated design: A camera installation port is opened on the cover, and a positioning cavity matching the shape of the bracket head is set on the back, so that the camera can be firmly installed on the spare tire cover. This not only optimizes the viewing angle and function of the rear-view camera, but also avoids additional modification and adjustment, improving the safety and aesthetics of the vehicle.

[0025] Stable and reliable: The outer cover is connected by the lock of the first connection part and the second connection part to achieve diameter adjustability, so that tires of different diameters can be tightly clamped to ensure the stability and firmness of the spare tire cover during driving. The design of the outer cover and cover can also effectively resist the impact of road bumps and harsh environments, ensuring stability during long-term use.

[0026] Structural optimization: The inner and outer ends of the outer cover are bent toward the center to form an inner retaining ring and an outer retaining ring. This design enables the outer cover to provide better protection when wrapping the tire. The diameters of the inner and outer retaining rings are smaller than the diameter of the outer cover, ensuring that the cover can be firmly positioned in the outer cover to prevent sliding and falling off.

[0027] Easy to adjust: the outer cover is connected to the first connecting part and the second connecting part through a lock, so that the diameter of the outer cover can be adjusted according to the tire size and is suitable for spare tires of different specifications, avoiding the problem that users need to purchase a new spare tire cover when changing tires, saving costs and inconvenience of use.

[0028] Precise positioning of the camera: The cover is provided with a camera installation opening, and a positioning cavity matching the shape of the bracket head is provided on the back of the cover, so that the camera can be accurately positioned and firmly fixed in the camera installation opening, ensuring the stability of the camera and the accuracy of the viewing angle, effectively improving driving safety.

[0029] The purpose of the utility model can also be solved by the following technical measures:

[0030] Furthermore, the outer retaining ring, the inner retaining ring, the first connecting portion and the second connecting portion are sleeved with rubber strips.

[0031] Enhanced sealing and protective effect: The rubber strip is placed on the outer retaining ring and the inner retaining ring, which effectively enhances the sealing of the spare tire cover, prevents rain, dust and other debris from entering the spare tire cover, and further protects the tire from the influence of the external environment, thereby extending the service life of the tire.

[0032] Increase friction and prevent sliding: The rubber strip material usually has a higher friction coefficient. It is placed on the first connecting part and the second connecting part to increase friction, making the outer cover and the cover more stable after installation, preventing sliding and displacement caused by bumps during driving, and improving the stability and safety of the spare tire cover.

[0033] Cushioning effect, shock absorption and noise reduction: The rubber strip has good elasticity and cushioning performance, which can effectively absorb and alleviate the vibration and impact generated during driving, reduce the direct contact and friction between the spare tire cover and the tire and tailgate, reduce noise and vibration, and improve driving comfort.

[0034] Prevent scratches and wear: The rubber strip can effectively prevent direct contact between metal parts, avoid scratches and wear caused by friction, protect the surface of the spare tire cover and the tailgate of the car, and keep the appearance of the vehicle clean and beautiful.

[0035] Easy to maintain and replace: The rubber strip is simply designed and easy to install and replace. When the rubber strip is aged or damaged due to long-term use, it can be replaced individually without replacing the entire spare tire cover, reducing maintenance costs and complexity.

[0036] Furthermore, a first positioning piece is provided on the back side of the cover above the camera installation opening, and a second positioning piece is provided on the back side of the cover below the camera installation opening, and the first positioning piece and the second positioning piece surround the positioning cavity.

[0037] Camera positioning is more precise: the first positioning piece and the second positioning piece clearly fix the installation position of the camera in the positioning cavity, so that the camera can be accurately aligned with the camera installation port during installation, ensuring the correct viewing angle of the camera, improving the effect of the reversing image and driving safety.

[0038] The camera is installed more stably: the positioning cavity formed by the positioning piece allows the camera to be firmly fixed in the cavity after insertion, preventing the camera from shifting or loosening due to vibration or impact during driving, thereby improving the installation stability and reliability of the camera.

[0039] Simplify the installation process: The setting of the positioning piece makes the installation process of the camera easier. The user only needs to insert the camera into the positioning cavity to complete the installation, eliminating the tedious debugging and adjustment steps, saving time and labor costs.

[0040] Prevent mis-installation and dislocation: The design of the positioning piece can effectively prevent the camera from being mis-installed and dislocated during the installation process, ensuring that the camera is kept in the correct position every time it is installed, avoiding damage to the camera function or viewing angle deviation caused by installation errors.

[0041] Improve overall structural strength: The positioning piece and the cover are integrally formed, which enhances the overall structural strength of the cover, especially around the camera mounting port, providing additional support and protection to prevent the camera mounting port from being deformed or damaged due to long-term use and external forces.

[0042] Maintenance and replacement are more convenient: The design of the positioning piece makes the removal and replacement of the camera more convenient. The user only needs to take the camera out of the positioning cavity without performing other operations on the cover, which improves maintenance efficiency.

[0043] Further, the first positioning piece is bent upward to form a first guide portion, and the first guide portion is inclined toward the positioning cavity. The second positioning piece is bent downward to form a second guide portion, and the second guide portion is inclined toward the positioning cavity.

[0044] Improve the convenience of camera installation: The inclined design of the first guide part and the second guide part forms a guiding structure, which enables the camera to slide into the positioning cavity more smoothly during installation. This guiding effect simplifies the installation process, allowing the camera to quickly and accurately align with the installation position, further improving installation efficiency and convenience.

[0045] Enhanced positioning accuracy: The inclined design of the guide part helps guide the camera into the correct installation position and avoids installation errors caused by position deviation. This design ensures that the camera can be kept in the best position every time it is installed, improving the positioning accuracy of the camera and the clarity of the reversing image.

[0046] Improve structural stability: The first guide part and the second guide part not only have a guiding function, but also provide additional support and fixation after the camera is installed to prevent the camera from loosening or shifting due to vehicle bumps or external forces, thereby enhancing the stability and durability of the entire structure.

[0047] Prevent camera damage: The inclined design of the guide part can provide a buffer during the installation process to prevent the camera from being hit or squeezed when inserted into the positioning cavity, effectively reducing the risk of damage during the installation process and protecting the integrity and service life of the camera.

[0048] Optimize user experience: The guide structure makes the camera installation process more intuitive and simple. Users can complete the installation operation without too many skills and tools, which significantly improves the user experience, especially for ordinary users who lack professional knowledge, making it more friendly and easy to operate.

[0049] Reduce installation errors: The inclined guide part can automatically correct slight deviations of the camera during installation, guide it into the correct positioning cavity, reduce installation errors caused by human operating errors, and ensure that the camera is always in the best working condition.

[0050] Furthermore, a film is disposed on the outer wall of the first positioning piece facing the positioning cavity, and a film is disposed on the outer wall of the second positioning piece facing the positioning cavity.

[0051] Enhanced fixing stability: Film materials usually have a higher friction coefficient. Setting film on the outer wall of the positioning piece can increase the friction between the camera and the positioning cavity, making the camera more stable after installation, preventing loosening or displacement caused by vehicle vibration or bumps, and further improving the installation stability of the camera.

[0052] Shock absorption and buffering effect: The film has good elasticity and buffering properties. When the camera is inserted into the positioning cavity, the film can effectively absorb and alleviate the impact force, prevent the camera from being subjected to hard collision or extrusion during installation, reduce the risk of damage, and extend the service life of the camera.

[0053] Improved sealing effect: The film can form a better sealing effect between the camera and the positioning cavity, preventing dust, rain and other external impurities from entering the positioning cavity, thereby protecting the electronic components inside the camera from pollution and damage, and improving the durability and reliability of the camera.

[0054] Increase installation accuracy: The flexible characteristics of the film can adapt to slight deviations when the camera is inserted, providing a certain amount of adjustment and correction space, so that the camera can be more accurately aligned with the positioning cavity, ensuring that each installation can achieve the best installation effect and improve the clarity and accuracy of the reversing image.

[0055] Reduce installation difficulty: The flexible support and guiding role provided by the film during the insertion process makes the installation process of the camera smoother and easier, reduces the difficulty of user operation during installation, is particularly suitable for installation operations by non-professionals, and improves the user experience.

[0056] Furthermore, the back side of the cover is provided with the bolt hole beside the positioning insertion cavity, and the head of the bracket is provided with a connecting ear at the position corresponding to the bolt hole.

[0057] Enhanced anti-theft function: The bolt connection ensures a firm connection between the cover and the bracket, making it difficult to remove the spare tire cover, thus playing an anti-theft role. The cover and spare tire can only be removed by removing the bolts, effectively preventing the spare tire from being stolen and improving the safety of the vehicle.

[0058] Simplified spare tire removal process: The bolt connection design makes the spare tire removal operation simpler and more intuitive. Users only need to use tools to remove the bolts to easily remove the cover and then remove the spare tire, which simplifies the operation steps and improves the efficiency of spare tire removal in emergency situations.

[0059] Increase structural stability: The cover is connected to the bracket by bolts, making the entire spare tire cover structure more stable. During driving, the bolt connection can effectively prevent the cover from loosening or shifting due to vibration or impact, maintain the stability of the spare tire cover, and extend its service life.

[0060] Convenient maintenance and replacement: Due to the bolt connection design, when maintenance or replacement of the spare tire cover is required, you only need to simply remove the bolts to conveniently remove the cover for operation. There is no need for complicated disassembly and assembly processes, which reduces the difficulty and time cost of maintenance.

[0061] Protect the spare tire and camera: The bolt connection not only protects the spare tire, but also the camera installed on the cover. Due to the firm connection of the cover, the camera also gets a stable installation environment, avoiding damage to the camera caused by external factors and ensuring its normal operation.

[0062] Improve user operation safety: When the spare tire needs to be removed, the process of removing the bolts can ensure the stable removal of the cover, prevent the cover or spare tire from accidentally falling off due to improper operation, and protect the user's operation safety.

[0063] Furthermore, the bracket has a built-in line channel for the line to pass through, the head of the bracket has a wiring port corresponding to the line channel, and the tail of the bracket has a wiring port corresponding to the line channel.

[0064] Simplify the cable wiring process: The design of the line channel and wiring port allows the camera cables to be wired in an orderly manner along the inside of the bracket, avoiding cable exposure and clutter, and improving the neatness and aesthetics of the installation process. At the same time, this design simplifies the wiring steps and makes installation more convenient.

[0065] Improve cable protection: The cables pass through the line channel inside the bracket, which can effectively avoid damage to the cables from the external environment, such as wear, scratches and rain erosion, thereby extending the service life of the cables and improving the durability and reliability of the entire system.

[0066] Enhanced aesthetics: Hiding the cables inside the bracket makes the spare tire cover and tailgate look neater and more beautiful, avoiding visual clutter caused by exposed cables, improving the overall appearance of the vehicle, and meeting users' demands for aesthetics.

[0067] Furthermore, support blocks for abutting against the tire are arranged at intervals on the back side of the cover along its circumferential direction, and felt for abutting against the wheel hub is arranged at intervals on the back side of the cover along its circumferential direction, and the support blocks are located outside the felt.

[0068] Improve support stability: The support block is in direct contact with the tire, providing uniform support force, enhancing the connection stability between the cover and the tire, preventing the cover from loosening or shifting due to vibration during vehicle driving, and ensuring the firmness of the spare tire cover.

[0069] Protect the hub surface: The felt material is soft and elastic. It is set on the back of the cover to abut against the hub. It can effectively prevent the hub surface from being scratched and worn due to contact with hard materials, protect the appearance and structural integrity of the hub, and extend the service life of the hub.

[0070] Reduce noise and vibration: Felt has good shock absorption and sound absorption effects. During driving, it can effectively absorb the vibration and noise caused by the road surface, reduce the friction noise between the cover and the wheel hub, and improve the comfort and quietness of the vehicle.

[0071] Enhance the adaptability of the cover: The setting of the support block and the felt enables the cover to adapt to tires and wheels of different sizes and shapes, increases the scope of application of the spare tire cover, meets the needs of different models, and improves the versatility and market competitiveness of the product.

[0072] Extend the service life of the cover: The combined design of the support block and the felt not only protects the tire and wheel hub, but also reduces the wear and damage of the cover itself, extends the service life of the cover, and improves the durability and economy of the product.

[0073] Increase the overall strength of the structure: The support blocks and felt are reasonably distributed on the back of the cover, making the entire cover more evenly stressed, effectively dispersing external forces, improving the overall strength and impact resistance of the cover, and further enhancing the protective function of the spare tire cover.

[0074] Furthermore, the lock further comprises a first mounting bracket, a cover plate, a lock core and a position adjustment device, wherein the position adjustment device comprises a connecting plate, a screw and a nut, wherein the connecting plate is provided with a screw sliding groove for facilitating the movement of the screw, and the nut is arranged in the screw sliding groove;

[0075] One end of the screw rod extends into the screw rod sliding groove and is threadedly connected to the nut, and the other end of the screw rod extends out of the screw rod sliding groove and is connected to the locking hook. The rotation of the nut drives the screw rod to rotate, and the rotation of the screw drives the locking hook to move;

[0076] The first mounting bracket is fixed on the first connecting portion, the connecting plate is hinged on the first mounting bracket, the connecting plate rotates with the hinge as the rotation center, and the rotation of the connecting plate drives the position adjustment device and the locking hook to rotate synchronously, so that the locking hook enters or leaves the locking slot;

[0077] The cover plate is provided with a lock core installation opening, the lock core is arranged at the lock core installation opening, and a lock block for locking or unlocking the screw is connected to the lock core of the lock core;

[0078] The cover plate is hinged on the first mounting bracket, and the cover plate rotates with the hinge as the rotation center. The cover plate rotates so that the cover plate covers or exposes the nut, the screw rod and the locking hook.

[0079] Achieve precise locking and unlocking: The position adjustment device achieves precise movement of the lock hook through the combination of the screw, nut and slide groove. The user can adjust the position of the lock hook by rotating the nut to ensure that the lock hook can accurately enter or leave the lock groove, thereby achieving precise locking and unlocking of the spare tire cover.

[0080] Improve operational convenience: The cover plate and the first mounting bracket rotate with the hinge as the rotation center, so that the user can easily cover or expose the nut, screw and lock hook during operation, simplifying the operation steps and improving the user's operating experience and convenience.

[0081] Protect lock components: By setting a lock core installation port on the cover plate and connecting a lock block to the lock core, key components such as the screw, nut and lock hook can be effectively protected to prevent damage from the external environment (such as dust, rain, etc.), thereby extending the service life of the lock.

[0082] Enhanced anti-theft performance: The design of the position adjustment device and the lock core increases the complexity and security of the lock. It can only be unlocked through the correct operating steps, preventing unauthorized personnel from easily removing the spare tire cover, and improving the anti-theft performance of the vehicle spare tire.

[0083] Ensure the stability of the lock hook: The lock hook is threadedly connected to the nut through the screw rod, and the position adjustment device is hinged on the first mounting bracket, so that the lock hook remains stable during the movement and will not be offset due to external forces, ensuring the reliability of each locking and unlocking operation.

[0084] Easy to adjust the position of the lock hook: The design of the connecting plate and the position adjustment device enables the user to easily adjust the position of the lock hook. The lock hook can be moved forward and backward by simply rotating the nut to adapt to spare tires of different sizes, increasing the applicability of the spare tire cover.

[0085] Improve overall aesthetics: The cover can cover the nuts, screws and lock hooks when not in operation, making the appearance of the entire spare tire cover neater and more beautiful, without affecting the overall appearance design of the vehicle, and meeting the user's requirements for aesthetics.

[0086] Furthermore, the locking block is provided with a screw accommodating cavity, and the locking block has an opening corresponding to the position of the screw accommodating cavity. The screw passes through the opening and enters the screw accommodating cavity. When the screw and the opening are in an aligned state, the screw and the locking block are in an unlocked state. When the lock core drives the locking block to rotate, the opening and the screw are in a misaligned state, and the screw and the locking block are in a locked state.

[0087] Enhanced anti-theft performance: When the lock block and the screw are misaligned, the lock block locks the screw and the user cannot rotate the cover, thus unable to expose the nut for any adjustment. This design effectively prevents unauthorized persons from trying to unlock the spare tire cover, significantly improving anti-theft performance.

[0088] Improved operational convenience and safety: Users can use the key to rotate the lock core. When the screw and the opening are aligned, the lock block is unlocked to expose the nut. Users can easily rotate the nut to adjust the position of the lock hook to lock or unlock the lock hook. This design simplifies the operating steps and ensures the safety and convenience of operation.

[0089] Prevent misoperation: The misalignment and alignment design between the lock block and the screw ensures that only when the key is operated correctly and the screw and the opening are aligned, the user can rotate the cover for further operation, avoiding the potential safety hazards and troubles caused by misoperation and improving the reliability of the system.

[0090] Protect the screw and nut: When locked, the cover cannot rotate, and the nut and screw are covered by the cover to prevent dust, rain and other external factors from corroding the nut and screw, reducing wear and damage and extending the service life of components.

[0091] Improve user experience: Users can adjust the lock hook position and change the locking state by key operation. The operation is simple and quick, which improves user experience and convenience, and meets the user's dual needs for ease of use and safety.

[0092] Furthermore, the screw rod sliding groove is provided with a nut installation cavity for installing a nut, the nut is movably placed in the nut installation cavity, and the nut and the screw rod sliding groove are communicated.

[0093] Improved operational convenience: The nut installation cavity design allows the nut to move freely inside it, and the user can more easily rotate the nut to adjust the position of the lock hook, which simplifies the operation steps, improves ease of use, and reduces the user's effort during operation.

[0094] Enhanced adjustment accuracy: The design of the nut installation cavity ensures the stable movement of the nut in the screw sliding groove, prevents the nut from shifting during rotation, improves the accuracy of adjusting the lock hook position, and ensures the accuracy of locking and unlocking operations.

[0095] Extend the service life of the nut and screw: The nut mounting cavity ensures that the nut is evenly supported and protected when rotating, reducing the friction and wear between the nut and the screw, extending the service life of the nut and the screw, and improving the durability of the lock.

[0096] Provide good user experience: Users can easily rotate the nut during operation without using excessive force, which improves user experience and comfort and meets users' needs for easy operability.

[0097] Improve operational efficiency: Users can complete the nut rotation operation more quickly, reducing the time for adjusting the lock hook position, improving operational efficiency, and meeting users' needs for fast operation.

[0098] Furthermore, the locking groove and the outer cover between the locking groove form a hooking portion, and the locking hook passes through the locking groove and abuts against the hooking portion.

[0099] Improve locking stability: The hook design provides an additional support point for the lock hook. When the lock hook passes through the lock slot and rests on the hook, the lock hook is firmly supported to prevent it from shaking or loosening during the locking process, thereby improving the stability and reliability of the locking.

[0100] Simplified operation process: When locking and unlocking, the user only needs to pass the lock hook through the lock slot and rest it on the hook part. The operation is simple and convenient, which reduces the operation steps, improves the convenience and efficiency of use, and meets the user's demand for quick operation.

[0101] The beneficial effects of the utility model are as follows:

[0102] The utility model allows the user to simply put the outer cover on the tire and place the cover in the inner cavity of the outer cover without using complicated tools and multiple fixations, thus greatly improving the convenience and efficiency of installing the spare tire cover.

[0103] The utility model provides a camera installation opening on the cover, and provides a positioning cavity on the back thereof that matches the shape of the bracket head, so that the camera can be stably installed on the spare tire cover, which not only optimizes the viewing angle and function of the rear-view camera, but also avoids additional modification and adjustment, thereby improving the safety and aesthetics of the vehicle.

[0104] The utility model connects the outer cover with the lock of the first connecting part and the second connecting part to realize the adjustability of the diameter, so as to tightly clamp the tires of different diameters, and ensure the stability and firmness of the spare tire cover during driving. The design of the outer cover and the cover can also effectively resist the impact of road bumps and harsh environments, and ensure the stability during long-term use.

[0105] In the utility model, the inner and outer ends of the outer cover are bent toward the center to form an inner retaining ring and an outer retaining ring. This design enables the outer cover to provide better protection when wrapping the tire. The diameters of the inner and outer retaining rings are respectively smaller than the diameter of the outer cover, ensuring that the cover can be firmly positioned in the outer cover to prevent sliding and falling off.

[0106] The utility model connects the first connection part and the second connection part through a lock, so that the diameter of the outer cover can be adjusted according to the tire size and is suitable for spare tires of different specifications, thereby avoiding the problem that users need to purchase a new spare tire cover when replacing tires, saving costs and inconvenience of use.

[0107] The utility model has a cover with a camera installation opening, and a positioning cavity matching the shape of the bracket head is provided on the back of the cover, so that the camera can be accurately positioned and firmly fixed in the camera installation opening, ensuring the stability of the camera and the accuracy of the viewing angle, and effectively improving the safety of driving.

[0108] The utility model adopts the design of the connecting plate and the position adjustment device so that the user can conveniently adjust the position of the lock hook. The lock hook can be moved forward and backward by simply rotating the nut, so as to adapt to spare tires of different sizes and increase the application range of the spare tire cover.

[0109] In the utility model, when the lock block and the screw rod are in a misaligned state, the lock block locks the screw rod, and the user cannot rotate the cover plate, thereby being unable to expose the nut for any adjustment. This design effectively prevents unauthorized persons from attempting to unlock the spare tire cover, significantly improving the anti-theft performance.

[0110] In the utility model, when the lock block and the screw rod are in a misaligned state, the lock block locks the screw rod, and the user cannot rotate the cover plate, thereby being unable to expose the nut for any adjustment. This design effectively prevents unauthorized persons from attempting to unlock the spare tire cover, significantly improving the anti-theft performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0111] Figure 1 A schematic diagram of a spare tire cover structure installed on a car tailgate.

[0112] Figure 2 This is a schematic diagram of the spare tire cover structure installed on the tailgate of a car from another angle.

[0113] Figure 3 This is a schematic diagram of the spare tire cover (locked state).

[0114] Figure 4 This is a schematic diagram of the spare tire cover (with the cover open).

[0115] Figure 5 This is a schematic diagram of the spare tire cover (the rotation of the nut drives the lock hook to leave the hook portion).

[0116] Figure 6 This is a schematic diagram of the spare tire cover (the decorative panel is removed, the bolts are removed and the cover is taken out)

[0117] Figure 7 This is a schematic diagram of the spare tire cover from another angle (the cover is separated).

[0118] Figure 8 This is a schematic diagram of the spare tire cover from another angle (the cover is separated).

[0119] Fig. 9 This is a schematic diagram of the spare tire cover (the cover, outer cover and tailgate of the car are separated).

[0120] Fig.10 This is a schematic diagram of the spare tire cover from another angle (the cover, outer cover and tailgate of the car are separated).

[0121] Fig.11 This is a schematic diagram of the spare tire cover (the cover, outer cover, tire and tailgate are separated).

[0122] Fig.12 A schematic diagram of inserting the bracket of the spare tire cover into the positioning cavity.

[0123] Fig.13 Schematic diagram of the separation of the bracket and the positioning cavity of the spare tire cover.

[0124] Fig.14 Schematic diagram of the lock for the spare tire cover.

[0125] Fig.15 This is a schematic diagram of the lock of the spare tire cover from another angle (the screw is placed in the screw accommodating cavity, and the screw is aligned with the opening).

[0126] Fig.16 This is a schematic diagram of the lock of the spare tire cover from another angle (the screw is placed in the screw accommodating cavity, and the screw and the opening are misaligned).

[0127] Fig.17 This is a schematic diagram of the lock for the spare tire cover (with the cover open). DETAILED DESCRIPTION

[0128] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0129] Example, combined with Figures 1 to 17 As shown, a spare tire cover structure installed on a car tailgate includes a car tailgate 1, a spare tire cover 2, a tire 3 and a bolt 10, wherein the spare tire cover 2 includes a cover 4, an outer cover 5 for protecting the tire 3 and a lock 7, the car tailgate 1 is provided with a tire connection seat 11 and a bracket 12 for locking the tire 3, and the head of the bracket 12 is provided with a camera 13 for connecting to the vehicle-mounted system of the car;

[0130] The outer cover 5 is an annular outer cover that passes through from top to bottom. A notch 51 is formed on the outer cover wall of the outer cover 5. A first connecting portion 52 is formed near the notch 51 at one end of the outer cover 5, and a second connecting portion 53 is formed near the notch 51 at the other end of the outer cover 5, so that the outer cover 5 forms an outer cover 5 with adjustable diameter.

[0131] The outer end of the outer cover 5 is bent toward the center of the outer port thereof to form an outer retaining ring 54, so that the diameter of the outer retaining ring 54 is smaller than the diameter of the outer cover 5;

[0132] The inner end of the outer cover 5 is bent toward the center of the inner port thereof to form an inner retaining ring 55, so that the diameter of the inner retaining ring 55 is smaller than the diameter of the outer cover 5;

[0133] The diameter of the cover 4 is smaller than the diameter of the outer cover 5, and the diameter of the cover 4 is larger than the diameter of the outer retaining ring 54 and the diameter of the inner retaining ring 55 respectively;

[0134] The lock 7 is arranged on the first connecting portion 52, and the second connecting portion 53 is provided with locking grooves 531 at intervals;

[0135] The cover 4 is provided with a camera installation opening 41, and a positioning cavity 6 is provided on the back of the cover 4 corresponding to the position of the camera installation opening 41, and the shape of the positioning cavity 6 matches the shape of the head of the bracket 12;

[0136] The cover 4 is provided with a bolt hole 42 next to the camera mounting opening 41, and the head of the bracket 12 is provided with a connecting ear 121;

[0137] The tire 3 is placed on the car tailgate 1, and the tire connection seat 11 and the tire 3 are locked;

[0138] The outer cover 5 is sleeved on the tire 3, and the cover 4 is placed in the inner cavity of the outer cover 5, with one end of the cover 4 resting on the tire 3, and the other end of the cover 4 resting on the outer retaining ring 54;

[0139] The head of the bracket 12 is inserted into the positioning cavity 6, and the camera 13 extends out of the camera installation opening 41;

[0140] The lock hook 74 of the lock 7 passes through the corresponding lock slot 531 to hook the second connection part 53, so that the first connection part 52 and the second connection part 53 are connected through the lock 7, thereby adjusting the diameter of the outer cover 5 so that the outer cover 5 clamps the tire 3 of the corresponding diameter;

[0141] The bolt passes through the bolt hole 42 to lock the connecting ear 121 .

[0142] Furthermore, it also includes a decorative cover 9, the camera installation opening 41 is opened at the center position of the cover 4, and a decorative cover installation cavity 91 is opened on the surface of the cover 4 next to the camera installation opening 41, and the decorative cover installation cavity 91 is opened with the bolt hole 42, and the decorative cover 9 is detachably arranged on the decorative cover installation cavity 91 to cover the bolt hole 42.

[0143] Furthermore, a rubber pad 411 is provided on the inner wall of the camera installation opening 41 .

[0144] Furthermore, the outer retaining ring 54 , the inner retaining ring 55 , the first connecting portion 52 and the second connecting portion 53 are sleeved with a rubber strip 511 .

[0145] Furthermore, a first positioning piece 61 is provided on the back side of the cover 4 above the camera installation opening 41 , and a second positioning piece 62 is provided on the back side of the cover 4 below the camera installation opening 41 . The first positioning piece 61 and the second positioning piece 62 surround the positioning cavity 6 .

[0146] Furthermore, the first positioning piece 61 is bent upward to form a first guide portion 611 , which is inclined toward the positioning cavity 6 , and the second positioning piece 62 is bent downward to form a second guide portion 621 , which is inclined toward the positioning cavity 6 .

[0147] Furthermore, a film 63 is disposed on the outer wall of the first positioning piece 61 facing the positioning cavity 6 , and a film 63 is disposed on the outer wall of the second positioning piece 62 facing the positioning cavity 6 .

[0148] Furthermore, the bolt hole 42 is provided on the back side of the cover 4 beside the positioning insertion cavity 6 , and the head of the bracket 12 is provided with a connecting ear 121 at a position corresponding to the bolt hole 42 .

[0149] Furthermore, the bracket 12 has a built-in line channel for the line to pass through, the head of the bracket 12 has a wiring port corresponding to the line channel, and the tail of the bracket has a wiring port corresponding to the line channel.

[0150] Furthermore, support blocks 44 for abutting against the tire 3 are arranged at intervals on the back side of the cover 4 along its circumferential direction, and felt 45 for abutting against the wheel hub is arranged at intervals on the back side of the cover 4 along its circumferential direction, and the support blocks 44 are located outside the felt 45.

[0151] Furthermore, the lock 7 further comprises a first mounting bracket 71, a cover plate 72, a lock core 73 and a position adjustment device 8, wherein the position adjustment device 8 comprises a connecting plate 81, a screw 82 and a nut 83, wherein the connecting plate 81 is provided with a screw sliding groove 811 for facilitating the movement of the screw 82, and the nut 83 is arranged in the screw sliding groove 811;

[0152] One end of the screw rod 82 extends into the screw rod sliding groove 811 and is threadedly connected to the nut 83, and the other end of the screw rod 82 extends out of the screw rod sliding groove 811 and is connected to the locking hook 74. The rotation of the nut 83 drives the screw rod 82 to rotate, and the rotation of the screw rod 82 drives the locking hook 74 to move;

[0153] The first mounting bracket 71 is fixed on the first connecting portion 52, and the connecting plate 81 is hinged on the first mounting bracket 71. The connecting plate 81 rotates around the hinge as the rotation center. The rotation of the connecting plate 81 drives the position adjustment device 8 and the locking hook 74 to rotate synchronously, so that the locking hook 74 enters or leaves the locking groove 531;

[0154] The cover plate 72 is provided with a lock core installation opening 721, the lock core 73 is arranged at the lock core installation opening 721, and the lock core of the lock core 73 is connected with a lock block 75 for locking or unlocking the screw rod 82;

[0155] The cover plate 72 is hinged on the first mounting bracket 71 , and the cover plate 72 rotates with the hinge as the rotation center. The cover plate 72 rotates so that the cover plate 72 covers or exposes the nut 83 , the screw rod 82 and the locking hook 74 .

[0156] Furthermore, the locking block 75 is provided with a screw accommodating cavity 751, and the locking block 75 is provided with an opening 752 at a position corresponding to the screw accommodating cavity 751. The screw 82 passes through the opening 752 and enters the screw accommodating cavity 751. When the screw 82 and the opening 752 are in an aligned state, the screw 82 and the locking block 75 are in an unlocked state. When the lock core 73 drives the locking block 75 to rotate, the opening 752 and the screw 82 are in a misaligned state, and the screw 82 and the locking block 75 are in a locked state.

[0157] Furthermore, the screw rod sliding groove 811 is provided with a nut installation cavity 812 for installing the nut 83 , the nut 83 is movably placed in the nut installation cavity 812 , and the nut 83 and the screw rod sliding groove 811 are in communication.

[0158] Furthermore, the locking groove 531 and the outer cover 5 between the locking groove 531 form a hooking portion 532 , and the locking hook 74 passes through the locking groove 531 and abuts against the hooking portion 532 .

[0159] Steps for removing the tire 3 from the spare tire cover 2:

[0160] Unlock lock 7:

[0161] Find the cover plate 72 of the lock 7, insert the key into the lock core 73 and rotate it, and the lock core 73 drives the lock block 75 to rotate through the lock pin. When the opening 752 of the lock block 75 is aligned with the screw 82, the lock block 75 is in an unlocked state.

[0162] Next, the cover plate 72 is rotated to a position where the nut 83 , the screw rod 82 and the locking hook 74 are exposed.

[0163] Next, the nut 83 is rotated to adjust the position of the locking hook 74 so that the locking hook 74 is separated from the locking groove 531 and the hooking portion 532 .

[0164] When the locking hook 74 is completely separated from the locking groove 531 , the diameter of the outer cover 5 is adjusted to release the clamping of the tire 3 .

[0165] Removal of cover 72:

[0166] Remove the decorative cover 9, find the bolt holes 42 on the back of the cover 4, and use a suitable tool to remove the bolts.

[0167] After the bolts are removed, the cover plate 72 is gently pulled to disengage it from the head of the bracket 12 and the positioning insertion cavity 6.

[0168] After the cover plate 72 is detached, ensure that the connection between the camera 13 and the head of the bracket 12 is intact, and do not pull the line of the camera 13.

[0169] Remove the outer cover 5:

[0170] After loosening the outer cover 5, carefully remove the outer cover 5 from the tire 3 and place it in a safe place.

[0171] Removing tire 3:

[0172] Use a tire 3 wrench to loosen the bolts on the tire connecting seat 11, completely remove the bolts and take out the tire 3 of the spare tire cover 2.

[0173] Steps for installing tire 3 on spare tire cover 2:

[0174] Install tire 3:

[0175] The tire 3 is placed on the tire connection seat 11 of the automobile tailgate 1 , and the bolts on the tire connection seat 11 are locked using a tire 3 wrench, so that the bolts lock the tire 3 and the tire connection seat 11 .

[0176] Install the outer cover 5 and the cover 4:

[0177] First, the outer cover 5 is placed on the tire 3, and then the cover 4 is placed in the inner cavity of the outer cover 5, so that one end of the cover 4 abuts against the tire 3, and the other end of the cover 4 abuts against the outer retaining ring 54;

[0178] Next, insert the head of the bracket 12 into the positioning cavity 6 until the camera 13 extends out of the camera installation opening 41;

[0179] Next, the nut 83 is rotated to adjust the position of the lock hook 74 so that the lock hook 74 is hooked with the corresponding hooking portion 532 to clamp the tire 3;

[0180] Next, insert the key into the lock core 73 and rotate it. The lock core 73 drives the lock block 75 to rotate through the lock pin. When the opening 752 of the lock block 75 is misaligned with the screw rod 82, the lock block 75 is in a locked state, so that the cover plate 72 cannot rotate.

[0181] Fixed cover 4:

[0182] The bolts are passed through the bolt holes 42 of the cover 4 to lock the connecting ears 121 of the bracket 12 so that the cover 4 locks the automobile tailgate 1 , and finally the decorative cover 9 is arranged on the decorative cover installation cavity 91 to cover the bolt holes 42 .

Claims

1. A spare tire cover structure installed on a car tailgate, comprising a car tailgate, a spare tire cover and bolts, wherein the spare tire cover comprises a cover, an outer cover for protecting the tire and a lock, characterized in that: The tailgate of the automobile is provided with a tire connection seat and a bracket for locking the tire, and the head of the bracket is provided with a camera for connecting to the vehicle-mounted system of the automobile; The outer cover is an annular outer cover that penetrates from top to bottom, and a notch is formed on the cover wall of the outer cover. A first connection portion is formed near the notch at one end of the outer cover, and a second connection portion is formed near the notch at the other end of the outer cover, so that the outer cover forms an outer cover with adjustable diameter; The outer end of the outer cover is bent toward the center of the outer port to form an outer retaining ring, so that the diameter of the outer retaining ring is smaller than the diameter of the outer cover; The inner end of the outer cover is bent toward the center of the inner port to form an inner retaining ring, so that the diameter of the inner retaining ring is smaller than the diameter of the outer cover; The diameter of the cover is smaller than the diameter of the outer cover, and the diameter of the cover is larger than the diameter of the outer retaining ring and the diameter of the inner retaining ring respectively; The lock is arranged on the first connecting part, and the second connecting part is provided with locking grooves at intervals; The cover is provided with a camera installation opening, and a positioning cavity is provided on the back of the cover corresponding to the position of the camera installation opening, and the shape of the positioning cavity matches the shape of the head of the bracket; The cover is provided with a bolt hole at a position corresponding to the head of the bracket, and the head of the bracket is provided with a connecting ear; The tire is placed on the tailgate of the car, and the tire connection seat and the tire are locked; The outer cover is sleeved on the tire, the cover is placed in the inner cavity of the outer cover, one end of the cover is against the tire, and the other end of the cover is against the outer retaining ring; The head of the bracket is inserted into the positioning cavity, and the camera extends out of the camera installation port; The lock hook of the lock passes through the corresponding lock slot and hooks the second connection part, so that the first connection part and the second connection part are connected through the lock, thereby adjusting the diameter of the outer cover so that the outer cover clamps the tire of the corresponding diameter; The bolt passes through the bolt hole to lock the connecting ear.

2. The spare tire cover structure installed on the tailgate of a car according to claim 1, characterized in that: The outer retaining ring, the inner retaining ring, the first connecting portion and the second connecting portion are sleeved with rubber strips.

3. The spare tire cover structure installed on the tailgate of a car according to claim 1, characterized in that: A first positioning piece is arranged on the back side of the cover above the camera installation opening, and a second positioning piece is arranged on the back side of the cover below the camera installation opening. The first positioning piece and the second positioning piece surround the positioning insertion cavity.

4. The spare tire cover structure installed on the tailgate of a car according to claim 3, characterized in that: The first positioning piece is bent upward to form a first guide portion, and the first guide portion is inclined toward the positioning cavity. The second positioning piece is bent downward to form a second guide portion, and the second guide portion is inclined toward the positioning cavity.

5. The spare tire cover structure installed on the tailgate of a car according to claim 3, characterized in that: The first positioning piece is provided with a film on the outer wall facing the positioning cavity, and the second positioning piece is provided with a film on the outer wall facing the positioning cavity.

6. The spare tire cover structure installed on the tailgate of a car according to claim 1, characterized in that: The back side of the cover is provided with the bolt hole beside the positioning insertion cavity, and the head of the bracket is provided with a connecting ear corresponding to the position of the bolt hole.

7. The spare tire cover structure according to claim 1, characterized in that: The bracket is internally provided with a line channel for the line to pass through, the head of the bracket is provided with a wiring opening corresponding to the line channel, and the tail of the bracket is provided with a wiring opening corresponding to the line channel.

8. The spare tire cover structure installed on the tailgate of a car according to claim 1, characterized in that: The back side of the cover is provided with support blocks for abutting against the tire at intervals along its circumferential direction, and the back side of the cover is provided with felt for abutting against the wheel hub at intervals along its circumferential direction, and the support blocks are located outside the felt.

9. The spare tire cover structure installed on the tailgate of a car according to claim 1, characterized in that: The lock also includes a first mounting bracket, a cover plate, a lock core and a position adjustment device, wherein the position adjustment device includes a connecting plate, a screw and a nut, wherein the connecting plate is provided with a screw sliding groove for facilitating the movement of the screw, and the nut is arranged in the screw sliding groove; One end of the screw rod extends into the screw rod sliding groove and is threadedly connected to the nut, and the other end of the screw rod extends out of the screw rod sliding groove and is connected to the locking hook. The rotation of the nut drives the screw rod to rotate, and the rotation of the screw drives the locking hook to move; The first mounting bracket is fixed on the first connecting portion, the connecting plate is hinged on the first mounting bracket, the connecting plate rotates with the hinge as the rotation center, and the rotation of the connecting plate drives the position adjustment device and the locking hook to rotate synchronously, so that the locking hook enters or leaves the locking slot; The cover plate is provided with a lock core installation opening, the lock core is arranged at the lock core installation opening, and a lock block for locking or unlocking the screw is connected to the lock core of the lock core; The cover plate is hinged on the first mounting bracket, and the cover plate rotates with the hinge as the rotation center. The cover plate rotates so that the cover plate covers or exposes the nut, the screw rod and the locking hook.

10. The spare tire cover structure installed on the tailgate of a car according to claim 9, characterized in that: The locking block is provided with a screw accommodating cavity, and the locking block has an opening at the position corresponding to the screw accommodating cavity. The screw passes through the opening and enters the screw accommodating cavity. When the screw and the opening are in an aligned state, the screw and the locking block are in an unlocked state. When the lock core drives the locking block to rotate, the opening and the screw are in a misaligned state, and the screw and the locking block are in a locked state.

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