Axle fixing fastener with high connection strength

Abstract

The utility model relates to the technical field of automobile parts, and discloses a high-connection-strength axle fixing fastener which comprises a bolt and a first connecting piece, the bottom of the first connecting piece is connected with a second connecting piece in a sliding mode, the outside of the bolt is fixedly connected with a protection mechanism, the inside of the first connecting piece is connected with a plurality of fixing and fastening mechanisms in a sliding mode, and the fixing and fastening mechanisms are connected with the protection mechanism in a sliding mode. The fixing and fastening mechanism comprises a plurality of rotating plates, the two sides of each rotating plate are rotationally connected to the interior of the first connecting piece, and an elastic assembly used for providing elastic force is fixedly connected to the bottom of the fixing block. According to the technical scheme, the connecting piece can be installed and replaced according to actual conditions while being fastened, it is ensured that the connecting piece is firmly fixed to a proper position, looseness and errors caused by insufficient fastening are reduced, meanwhile, the operation speed is increased, and time cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile parts, especially to a high-connection-strength axle fixing fastener. BACKGROUND

[0002] In the field of modern vehicle manufacturing and maintenance, the design and application of axle fixing fasteners are crucial. Axle fixing fasteners are components that connect the axle and the vehicle body or chassis in automobiles, trucks, trailers, and other vehicles. Their main function is to securely fix the axle to the vehicle structure, ensuring stable connection between the axle and the vehicle body during driving and bearing various loads and stresses during vehicle driving.

[0003] The high-connection-strength axle fixing fastener is mainly composed of a bolt, a connecting piece one, and a connecting piece two. During operation, the bolt is tightly combined with the connecting piece one through threads, securely fixing various components of the axle together. The connecting piece one and the connecting piece two are precisely matched to ensure the stability and load-bearing capacity of the axle structure. In use, the fastener ensures the strength, durability, and safety of the axle fixing system through the pre-tightening force of the bolt and the interaction between the connecting pieces, preventing component loosening or failure.

[0004] In the prior art, although some axle fixing fastener devices have certain connection strength and stability, they still have obvious deficiencies in quick connection and replacement. The existing fasteners usually use a combination of multiple bolts and nuts, which requires multiple rotations and adjustments during installation and replacement, consuming a lot of time and reducing work speed. Moreover, the connecting pieces cannot be fixed according to different situations, leading to increased time and cost. Therefore, a high-connection-strength axle fixing fastener is proposed to solve the above problems. SUMMARY

[0005] To overcome the above deficiencies, the utility model provides a high-connection-strength axle fixing fastener, aiming to improve the problem of inability to quickly connect and fix in the prior art and the inability to quickly replace according to actual conditions.

[0006] To achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A high-connection-strength axle fixing fastener includes a bolt and a connecting piece one. The connecting piece one has a connecting piece two slidingly connected at the bottom. The bolt has a protection mechanism fixedly connected to the outside. The connecting piece one has multiple fixing fastening mechanisms slidingly connected inside.

[0008] The fixed fastening mechanism comprises a plurality of rotating plates, both sides of the plurality of rotating plates are rotationally connected in the interior of the connecting piece one, the bottom of the rotating plate is fixedly connected with a gas cylinder, the bottom of the gas cylinder is fixedly connected with a fixed block, the bottom of the fixed block is fixedly connected with an elastic component for providing elasticity, the interior of the connecting piece one is fixedly connected with a connecting column, the interior of the connecting column is fixedly connected with a protection column, and the bottom of the fixed block is fixedly connected with a rotating block.

[0009] As a further description of the above technical solution:

[0010] The elastic component comprises a spring, the top of the spring is fixedly connected with the bottom of the fixed block, the bottom of the spring is fixedly connected with the inner top of the protection column, the outside of the spring is slidingly connected in the interior of the protection column, the interior of the connecting piece one is fixedly connected with a plurality of limiting seats, and the bottom of the rotating block is rotationally connected in the interior of the limiting seat.

[0011] As a further description of the above technical solution:

[0012] The outside of the fixed block is rotationally connected in the interior of the connecting column, and the middle of the rotating block is rotationally connected in the interior of the connecting piece one.

[0013] As a further description of the above technical solution:

[0014] The protection mechanism comprises a shock pad, the interior of the shock pad is slidingly connected outside the bolt, and the interior of the connecting piece two is fixedly connected with a connecting seat.

[0015] As a further description of the above technical solution:

[0016] The outside of the bolt is threadedly connected outside the connecting piece one, and the outside bottom of the bolt is fixed to the inside bottom of the connecting seat.

[0017] The utility model has the advantages of the following:

[0018] 1、 the utility model discloses, through pressing rotating plate, drive fixed block and rotating block and press down, drive spring telescopic in the interior of protection column simultaneously, and the gas cylinder is fastened according to different connecting piece simultaneously, and a plurality of mutual cooperation is fastened, and according to actual situation, it is installed and replaced simultaneously according to the actual situation, and it is ensured that the connecting piece is firmly fixed in the appropriate position, the loosening and error caused by insufficient fastening are reduced, and the operation speed is improved, and the time cost is saved.

[0019] 2、 the utility model discloses, install and dismount simultaneously in bolt seat, reduce the damage to connecting piece, and the outside of bolt has shock pad, reduce the damage of bolt and bolt seat, can also enhance the stability of connection. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional schematic diagram of a vehicle axle fixing fastener with high connection strength proposed by the utility model;

[0021] Figure 2 This is a structural schematic diagram of a second axle fixing fastener connector with high connection strength proposed by the present invention;

[0022] Figure 3 This is a structural schematic diagram of a bolt seat of a vehicle axle fixing fastener with high connection strength proposed by the utility model;

[0023] Figure 4 for Figure 2 Enlarged view of point A in the middle;

[0024] Figure 5 for Figure 3 Enlarged view of point B in the middle.

[0025] Legend:

[0026] 1. Bolt; 2. Shockproof pad; 3. Connecting seat; 4. Connecting piece 1; 5. Connecting piece 2; 6. Rotating plate; 7. Cylinder; 8. Fixed block; 9. Spring; 10. Rotating block; 11. Protective column; 12. Connecting column; 13. Limiting seat. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Reference Figures 3 to 5The utility model provides a kind of high connection strength axle fixing fastener, including bolt 1, connecting piece one 4, bolt 1 is the core connecting piece of entire fixed fastener, usually used to connect connecting piece one 4 and connecting piece two 5 are fastened, bolt 1 is provided with thread outside, it is convenient with the external thread cooperation of connecting piece one 4, realize stable connection, bolt 1's outside also has fixed protection mechanism, to enhance its shock resistance and durability, connecting piece one 4's bottom slidingly connects connecting piece two 5, so that its inside accommodation sliding connection mechanism, to provide flexibility and movement space, ensure the stability and precision of axle fixed, bolt 1 is fixedly connected with protection mechanism outside, connecting piece one 4's inside slidingly connects multiple fixed fastening mechanisms, fixed fastening mechanism includes multiple rotating plate 6, the effect of rotating plate 6 is to provide certain rotating space, so that fixed fastening mechanism can be flexibly adjusted in operating process, the cooperation of multiple rotating plate 6, increase the stability and multifunctionality of fastener;

[0029] Multiple rotating plate 6's both sides are rotatably connected in the inside of connecting piece one 4, the bottom of rotating plate 6 is fixedly connected with cylinder 7, cylinder 7 provides different height by telescoping, fastens the connection of different connecting pieces, the bottom of cylinder 7 is fixedly connected with fixed block 8, the bottom of fixed block 8 is fixedly connected with spring assembly for providing elasticity, spring assembly includes spring 9, the top of spring 9 is fixedly connected in the bottom of fixed block 8, fixed block 8 bottom is connected with spring assembly, the rotating function of fixed block 8 makes that fastener can adapt to different conditions, the bottom of spring 9 is fixedly connected in the inside top of protection column 11, spring 9 is slidingly connected in the inside of protection column 11 outside, spring 9 provides a kind of elastic fastening mode, can offset the influence of external load by reverse elasticity, reduce the direct impact of external force on bolt 1 and connecting piece, play buffering effect, simultaneously when fastening, spring 9 provides certain connecting piece one 4's inside fixedly connected with multiple limit seats 13, the bottom of rotating block 10 is rotatably connected in the inside of limit seat 13;

[0030] The limiting seat 13 controls the movement range of the rotating block 10, ensures that the rotating plate 6 and other fastening components do not displace during fixing and working, and limits the activity range of the rotating block 10 to avoid structure out of control. The connecting column 12 is fixedly connected inside the connecting piece 4 and plays a supporting and protecting role. The connecting column 12 fixes the protection column 11, ensures that each component involved in the whole structure can be stably connected and will not displace when interacting, and the protection column 11 is fixedly connected inside the connecting column 12. The connection of the protection column 11 and the spring 9 enables the spring force of the spring 9 to be better transmitted to the connecting piece, thereby maintaining the stability and strength of the overall structure. The protection column 11 also plays a supporting role to ensure that the internal components can still maintain a reasonable working state under high load. The bottom of the fixed block 8 is fixedly connected with the rotating block 10, and the rotating plate 6 drives the rotating block 10 to rotate when rotating, and can also be quickly installed and disassembled when fixed.

[0031] Referring to Figures 1 to 3 , the outside of the fixed block 8 is rotatably connected to the inside of the connecting column 12, and the middle of the rotating block 10 is rotatably connected to the inside of the connecting piece 4. The protection mechanism includes the shock pad 2, which is slidably connected to the outside of the bolt 1. The shock pad 2 is tightly slidably connected to the outside of the bolt 1, which mainly reduces the damage to the bolt 1 and the entire connecting structure caused by vibration and impact during vehicle driving. The inside of the connecting piece 5 is fixedly connected with the connecting seat 3, and the connecting seat 3 provides a stable connecting support point for the bolt 1. Its structure is adapted to the shape of the bottom of the bolt 1, ensuring that the bolt 1 can be accurately positioned and firmly connected with the connecting piece 5 without damaging the connecting piece 5. The outside of the bolt 1 is threadedly connected to the outside of the connecting piece 4, effectively connecting the connecting piece 4 and the connecting piece 5 together to form a stable overall structure, ensuring that the axle can maintain the correct connection position and connection strength under various working conditions. The outside bottom of the bolt 1 is fixed to the inside bottom of the connecting seat 3.

[0032] Working principle: first bolt 1 through its external threads with connecting piece 4 of the external threads for cooperation, when the bolt 1 is fastened, press the rotating plate 6, drive the cylinder 7 drive fixed block 8 rotation, while rotating block 10 in the limiting seat 13 rotation, while there is spring 9, through the reverse spring force to offset the influence of external load, reduce the direct impact on the bolt 1 and connecting piece, play a buffering effect, at the same time spring 9 to press the necessary elastic force, facilitate installation, while the setting of multiple limiting seat 13 ensure the activity range of rotating block 10 is controlled, avoid fastener displacement in the working process, connecting column 12 and protection column 11 for the whole structure provides support and protection, ensure that each component can maintain stable working state under high load, multiple fixed fastener mechanism with bolt 1 together for fixed fastening, reach the fixed fastening state of the fixed part.

[0033] Secondly, in the process of vehicle driving, the shock pad 2 is closely sliding on the outside of the bolt 1, effectively reducing the damage of vibration and impact on the bolt 1 and the connecting structure, the connecting seat 3 in the connecting piece two 5 is matched with the bolt 1, providing a stable support point, ensuring the connection of the bolt 1 and the connecting piece two 5 is accurate and firm, while the connecting seat 3 and the bolt 1 are connected, protecting the connecting piece two 5 from damage, thereby ensuring the reliable connection between the axle and the vehicle body or other components, and improving the safety and durability of the overall structure.

[0034] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the foregoing detailed description of the present application, for the skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A high connection strength axle fixing fastener comprising a bolt (1), a connector one (4), characterized in that: The bottom of the connecting piece one (4) is slidably connected with a connecting piece two (5), the outside of the bolt (1) is fixedly connected with a protection mechanism, the inside of the connecting piece one (4) is slidably connected with a plurality of fixed fastening mechanisms; The fixed fastening mechanism comprises a plurality of rotating plates (6), both sides of the plurality of rotating plates (6) are rotatably connected in the inside of the connecting piece one (4), the bottom of the rotating plate (6) is fixedly connected with an air cylinder (7), the bottom of the air cylinder (7) is fixedly connected with a fixed block (8), the bottom of the fixed block (8) is fixedly connected with an elastic component for providing elasticity, the inside of the connecting piece one (4) is fixedly connected with a connecting column (12), the inside of the connecting column (12) is fixedly connected with a protection column (11), the bottom of the fixed block (8) is fixedly connected with a rotating block (10).

2. The high-strength axle fixation fastener of claim 1, wherein: The elastic component comprises a spring (9), the top of the spring (9) is fixedly connected with the bottom of the fixed block (8), the bottom of the spring (9) is fixedly connected with the inside top of the protection column (11), the outside of the spring (9) is slidably connected in the inside of the protection column (11), the inside of the connecting piece one (4) is fixedly connected with a plurality of limiting seats (13), the bottom of the rotating block (10) is rotatably connected in the inside of the limiting seat (13).

3. A high-strength axle fixation fastener according to claim 2, characterized in that: The outside of the fixed block (8) is rotatably connected in the inside of the connecting column (12), the middle of the rotating block (10) is rotatably connected in the inside of the connecting piece one (4).

4. The high-strength axle fixation fastener of claim 1, wherein: The protection mechanism comprises a shockproof pad (2), the inside of the shockproof pad (2) is slidably connected with the outside of the bolt (1), the inside of the connecting piece two (5) is fixedly connected with a connecting seat (3).

5. A high-strength axle fixation fastener according to claim 4, characterized in that: The outside of the bolt (1) is threadedly connected with the outside of the connecting piece one (4), the outside bottom of the bolt (1) is fixedly connected with the inside bottom of the connecting seat (3).

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