High-strength axle with lacing wire structure

Abstract

The utility model relates to the technical field of axles, and discloses a high-strength axle with a tie bar structure, which comprises a differential shell, two shaft rods and two connecting frames, the two connecting frames are respectively arranged at the centers of two side walls of the differential shell, the two shaft rods are respectively arranged in the two connecting frames, and the two shaft rods are respectively arranged in the two connecting frames. Tie bar modules are arranged on the upper end face, the lower end face, the front end face and the rear end face of the two connecting frames on the two sides of the differential shell correspondingly, and prismatic faces are arranged on the upper inner side wall and the lower inner side wall of the connecting position of the differential shell and the two connecting frames correspondingly. A plurality of supporting edges are arranged on the side walls, close to the inner sides, of the four prismatic faces front and back. According to the utility model, the shear resistance and impact resistance of the joints of the differential shell and the two connecting frames are improved through the eight tie bar modules, and the overall strength and impact resistance can be improved by matching with the prismatic surfaces and the supporting ridges, so that the overall service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of vehicle axles, in particular to a high-strength vehicle axle with a tie rod structure. Background Art

[0002] The axle is connected to the frame through the suspension, and wheels are installed at both ends. The function of the axle is to bear the load of the car and maintain the normal driving of the car on the road. The integral axle is currently usually used for some large vehicles and vehicles with heavier loads.

[0003] During the use of existing axles, the connection position between the differential housing and the connecting frame of the axle is prone to breakage due to long-term load and load. Therefore, those skilled in the art provide a high-strength axle with a tie rod structure to solve the problems raised in the above background technology, and later it is suitable for the company's SA series, YTA series, and XHK series. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a high-strength axle with a tie rod structure is proposed. Four tie rod modules are respectively added to the outer side walls between the differential housing and the two connecting frames. The sixteen first tie rods and the eight second tie rods mainly improve the overall strength of the axle significantly. The tie rod module can effectively disperse and transmit force and reduce stress concentration. The spring steel added inside the sixteen first tie rods and the eight second tie rods makes the tie rods more impact-resistant, thereby enhancing the stability of the axle when carrying heavy objects or being impacted by external forces.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-strength vehicle axle with a tie rod structure, comprising a differential housing, two shaft rods and two connecting frames, the two connecting frames are respectively arranged at the center of the two side walls of the differential housing, the two shaft rods are respectively arranged inside the two connecting frames, and one end is respectively arranged inside the differential housing, the upper and lower end surfaces and the front and rear end surfaces of the two connecting frames on both sides of the differential housing are provided with tie rod modules, the upper and lower inner side walls of the connection between the differential housing and the two connecting frames are provided with prismatic surfaces, and the four prismatic surfaces are arranged on the inner side walls with a plurality of supporting ribs arranged front and back, a screw hole is provided at the center of the upper end surface of the differential housing, and a dispersion structure is provided on the upper inner wall of the differential housing at the lower end of the screw hole;

[0006] Through the above technical solution, eight tie rod modules are used to improve the shear and impact resistance of the connection between the differential housing and the two connecting frames, and the prismatic surface is used to improve the shear resistance. Multiple supporting ribs can improve the overall strength and impact resistance, increase the overall service life, and disperse the lubricating oil through the dispersed structure to improve the lubrication effect.

[0007] Further, the tie rod module includes two first tie rods, a second tie rod and three spring steels, the two first tie rods are respectively arranged at two ends of the second tie rod, and the three spring steels are respectively arranged inside the two first tie rods and inside the second tie rod;

[0008] Through the above technical solution, the shear resistance is improved by the two first tension bars and the second tension bar, and the impact resistance is improved by the spring steel, thereby increasing the overall service life.

[0009] Furthermore, the dispersed structure includes a first connecting ring, four connecting rods and a second connecting ring, wherein the first connecting ring is arranged at the lower end of the screw hole, the four connecting rods are arranged in a rectangular shape at the outer side of the lower end of the first connecting ring, and the second connecting ring is arranged at the other end of the four connecting rods;

[0010] Through the above technical solution, the lubricating oil is dispersed through the first connecting ring and the second connecting ring.

[0011] Furthermore, a plurality of guide needles are arranged in a ring shape on the lower end surface of the first connecting ring and the lower end surface of the second connecting ring;

[0012] Through the above technical solution, the lubricating oil is dispersed through multiple guide needles to improve the lubrication effect.

[0013] Furthermore, the outer surfaces of the four prismatic faces are composed of a plurality of planes;

[0014] Through the above technical solution, more support points are provided, which can provide stronger rigidity and shear resistance compared to the arc-shaped design.

[0015] Furthermore, a screw plug is threadedly connected to the upper part of the screw hole;

[0016] Through the above technical solution, it is convenient to add lubricating oil and then plug it through the screw plug to prevent foreign matter and dust from entering.

[0017] Further, the dispersion structure is fixedly connected to the upper inner wall of the differential housing;

[0018] The above technical solution prevents the dispersion structure from shaking inside the differential housing and damaging internal parts.

[0019] The utility model has the following beneficial effects:

[0020] In the utility model, the high-strength axle with a tie rod structure is achieved by respectively adding four tie rod modules on the outer side walls between the differential housing and the two connecting frames. The sixteen first tie rods and the eight second tie rods mainly improve the overall strength of the axle significantly. The tie rod module can effectively disperse and transmit force and reduce stress concentration. The spring steel added inside the sixteen first tie rods and the eight second tie rods makes the tie rods more impact-resistant, thereby enhancing the stability of the axle when carrying heavy objects or being impacted by external forces.

[0021] In the utility model, prismatic surfaces and a plurality of supporting ribs are respectively provided on the upper and lower inner walls at the connection between the differential housing and the two connecting frames. The plurality of prismatic surfaces provide more supporting points, and compared with the arc-shaped design, can provide stronger rigidity and shear resistance, and are then reinforced with a plurality of supporting ribs to improve the overall strength.

[0022] In the utility model, by opening the screw plug and adding lubricating oil into the interior through the screw hole, the lubricating oil flows to the second connecting ring through the four connecting rods at the lower end of the first connecting ring, and then is guided by multiple guide needles, which facilitates the dispersion of the lubricating oil and improves the efficiency of lubrication. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a high-strength vehicle axle with a tie rod structure proposed by the utility model;

[0024] Figure 2 This is a three-dimensional cross-sectional view of a high-strength vehicle axle with a tie bar structure proposed by the utility model;

[0025] Figure 3 A three-dimensional diagram of a high-strength axle tie rod module with a tie rod structure proposed by the utility model;

[0026] Figure 4 It is an enlarged schematic diagram of point A in Figure 2;

[0027] Figure 5 This is a three-dimensional diagram of a high-strength axle dispersion structure with a tie rod structure proposed by the utility model.

[0028] Legend:

[0029] 1. Differential housing; 2. Tie rod module; 201. First tie rod; 202. Second tie rod; 203. Spring steel; 3. Connecting frame; 4. Axle rod; 5. Prismatic surface; 6. Support ribs; 7. Screw holes; 8. Screw plug; 9. Dispersed structure; 901. First connecting ring; 902. Connecting rod; 903. Second connecting ring; 904. Guide needle. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Reference Figure 1-5 The utility model provides an embodiment: a high-strength vehicle axle with a tie rod structure, comprising a differential case 1, two shaft rods 4 and two connecting frames 3, the two connecting frames 3 are respectively arranged at the center of the two side walls of the differential case 1, the two shaft rods 4 are respectively arranged inside the two connecting frames 3, and one end is respectively arranged inside the differential case 1, and tie rod modules 2 are provided on the upper and lower end surfaces and the front and rear end surfaces of the two connecting frames 3 on both sides of the differential case 1. The eight tie rod modules 2 are used to improve the shear resistance and impact resistance of the connection between the differential case 1 and the two connecting frames 3. Prismatic surfaces 5 are provided on the upper and lower inner walls of the connection between the differential case 1 and the two connecting frames 3, and the prismatic surfaces 5 are combined to improve the higher shear resistance. The four prismatic surfaces 5 are arranged front and back on the inner side walls. Multiple supporting ribs 6 can improve the overall strength and impact resistance and improve the overall service life. A screw hole 7 is provided at the center of the upper end surface of the differential case 1, and a dispersion structure 9 is provided on the upper inner wall of the differential case 1 below the screw hole 7. The lubricating oil is dispersed by the dispersion structure 9 to improve the lubrication effect.

[0032] The tie rod module 2 includes two first tie rods 201, a second tie rod 202 and three spring steels 203. The two first tie rods 201 are respectively arranged at the two ends of the second tie rod 202, and the three spring steels 203 are respectively arranged inside the two first tie rods 201 and inside the second tie rod 202. The shear resistance is improved by the two first tie rods 201 and the second tie rod 202, and the impact resistance is improved by the spring steel 203, thereby improving the overall service life.

[0033] The dispersion structure 9 includes a first connecting ring 901, four connecting rods 902 and a second connecting ring 903. The first connecting ring 901 is arranged at the lower end of the screw hole 7. The four connecting rods 902 are arranged in a rectangular shape on the outer side of the lower end of the first connecting ring 901. The second connecting ring 903 is arranged at the other end of the four connecting rods 902. The lubricating oil is dispersed by the first connecting ring 901 and the second connecting ring 903. A plurality of guide needles 904 are arranged in a ring shape on the lower end surfaces of the first connecting ring 901 and the second connecting ring 903. The lubricating oil is dispersed by the plurality of guide needles 904 to improve the lubrication effect.

[0034] The outer surfaces of the four prismatic faces 5 are composed of multiple planes, providing more support points. Compared with the arc-shaped design, it can provide stronger rigidity and shear resistance. A screw plug 8 is threadedly connected to the upper part of the screw hole 7, which is convenient for plugging through the screw plug 8 after adding lubricating oil to prevent foreign matter and dust from entering. The dispersion structure 9 is fixedly connected to the upper inner wall of the differential housing 1 to prevent the dispersion structure 9 from shaking inside the differential housing 1 and damaging internal parts.

[0035] Working principle: By adding four tie rod modules 2 on the outer side walls between the differential case 1 and the two connecting frames 3, the sixteen first tie rods 201 and the eight second tie rods 202 mainly improve the overall strength of the axle. The tie rod module 2 can effectively disperse and transmit force and reduce stress concentration. The spring steel 203 added inside the sixteen first tie rods 201 and the eight second tie rods 202 makes the tie rods more impact-resistant, thereby enhancing the stability of the axle when carrying heavy objects or being impacted by external forces. By arranging a prismatic surface 5 and a plurality of supporting ribs 6 on the upper and lower inner walls of the connection between the differential case 1 and the two connecting frames 3, the plurality of prismatic surfaces 5 provide more support points. Compared with the arc-shaped design, it can provide stronger rigidity and shear resistance, and is reinforced with a plurality of supporting ribs 6 to improve the overall strength.

[0036] By opening the screw plug 8 and adding lubricating oil into the interior through the screw hole 7, the lubricating oil flows through the four connecting rods 902 at the lower end of the first connecting ring 901 to the second connecting ring 903, and then is guided by multiple guide needles 904 to facilitate the dispersion of the lubricating oil and improve the efficiency of lubrication.

[0037] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A high-strength vehicle axle with a tie rod structure, comprising a differential housing (1), two shaft rods (4) and two connecting frames (3), wherein the two connecting frames (3) are respectively arranged at the center of two side walls of the differential housing (1), and the two shaft rods (4) are respectively arranged inside the two connecting frames (3), and one end of each shaft rod is respectively arranged inside the differential housing (1), characterized in that: Tie rod modules (2) are provided on the upper and lower end surfaces and the front and rear end surfaces of the two connecting frames (3) on both sides of the differential housing (1); prismatic surfaces (5) are provided on the upper and lower inner walls of the connection between the differential housing (1) and the two connecting frames (3); a plurality of supporting ribs (6) are arranged in a front-to-rear arrangement on the inner side walls of the four prismatic surfaces (5); a screw hole (7) is provided at the center of the upper end surface of the differential housing (1); and a dispersion structure (9) is provided on the upper inner wall of the differential housing (1) below the screw hole (7).

2. The high-strength vehicle axle with a tie rod structure according to claim 1, characterized in that: The tie rod module (2) comprises two first tie rods (201), a second tie rod (202) and three spring steels (203); the two first tie rods (201) are respectively arranged at two ends of the second tie rod (202); and the three spring steels (203) are respectively arranged inside the two first tie rods (201) and inside the second tie rod (202).

3. The high-strength vehicle axle with a tie rod structure according to claim 1, characterized in that: The dispersion structure (9) comprises a first connecting ring (901), four connecting rods (902) and a second connecting ring (903); the first connecting ring (901) is arranged at the lower end of the screw hole (7); the four connecting rods (902) are arranged in a rectangular shape at the outer side of the lower end of the first connecting ring (901); and the second connecting ring (903) is arranged at the other ends of the four connecting rods (902).

4. The high-strength vehicle axle with a tie rod structure according to claim 3, characterized in that: A plurality of guide needles (904) are arranged in a ring shape on the lower end surface of the first connecting ring (901) and the lower end surface of the second connecting ring (903).

5. The high-strength vehicle axle with a tie rod structure according to claim 1, characterized in that: The outer surfaces of the four prismatic faces (5) are composed of a plurality of planes.

6. The high-strength vehicle axle with a tie rod structure according to claim 1, characterized in that: A screw plug (8) is threadedly connected to the upper portion of the screw hole (7).

7. The high-strength vehicle axle with a tie rod structure according to claim 1, characterized in that: The dispersion structure (9) is fixedly connected to the upper inner wall of the differential housing (1).

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