High-stability middle air bag suspension

Abstract

The utility model relates to the technical field of air bag suspensions, and discloses a high-stability middle air bag suspension which comprises a first suspension and a control module, the control module is arranged in the center of the upper end face of the first suspension, a second suspension is arranged at the rear end of the first suspension, and a porous air valve is arranged at the upper end of the second suspension. A third suspension is arranged at the rear end of the second suspension, damping structures are arranged at the positions, close to the two sides, of the upper end face of the first suspension, the positions, close to the two sides, of the upper end face of the second suspension and the positions, close to the two sides, of the upper end face of the third suspension, connecting plates are arranged at the upper ends of the six damping structures, and bases are arranged at the front ends and the rear ends of the lower end faces of the six connecting plates. According to the utility model, the bottom plate and the shock absorption structures are fixed on the outer sides of the first suspension, the second suspension and the third suspension through the plurality of connecting pieces, the shock absorption effect is conveniently improved through the uniformly distributed shock absorption structures, adjustment can be carried out according to actual conditions, and the applicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air bag suspensions, in particular to a high-stability central air bag suspension. Background Art

[0002] Airbag suspension is a vehicle suspension system that uses airbags instead of traditional metal springs to support the weight of the vehicle and provide suspension functions. Compared with traditional suspension systems, airbag suspension has better adjustment performance and comfort. Large trucks are usually not equipped with airbag suspension, but instead use traditional leaf spring suspension or hydraulic suspension systems.

[0003] In the use of existing truck suspensions, the leaf spring suspension on the truck usually lacks suspension adjustment function and cannot be adjusted according to different road conditions and load conditions. Therefore, technical personnel in this field provide a high-stability central airbag suspension to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a high-stability central airbag suspension is proposed. When in use, the first suspension, the second suspension, the third suspension and the six connecting plates are connected through six shock-absorbing structures, and the six connecting plates are further connected to the bottom of the vehicle. The six shock-absorbing structures are evenly arranged at the bottom of the vehicle. The airbag body is used in conjunction with spring steel to have higher stability and better shock-absorbing performance.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-stability central airbag suspension, comprising a first suspension and a control module, the control module is arranged at the center of the upper end surface of the first suspension, a second suspension is arranged at the rear end of the first suspension, a multi-hole air valve is arranged at the upper end of the second suspension, a third suspension is arranged at the rear end of the second suspension, shock-absorbing structures are arranged at both sides of the upper end surface of the first suspension, at both sides of the upper end surface of the second suspension and at both sides of the upper end surface of the third suspension, six of the shock-absorbing structures are arranged at the upper ends, bases are arranged at both ends of the lower end surfaces of the six connecting plates, connecting grooves are arranged at the lower end surfaces of the twelve bases near the first suspension, the second suspension and the third suspension, reinforcing beams are arranged at both ends of the front and rear ends of the first suspension, the second suspension and the third suspension, and bottom plates and multiple connecting members are arranged at both sides of the lower end of the first suspension, the second suspension and the third suspension;

[0006] Through the above technical solution, the base plate and the shock-absorbing structure are fixed to the outside of the first suspension, the second suspension and the third suspension through multiple connecting parts. The shock-absorbing effect can be easily improved through the evenly distributed shock-absorbing structure, and it can also be adjusted according to actual conditions to improve applicability.

[0007] Further, the shock absorbing structure includes a base plate, a top plate, an airbag body, spring steel and a placement groove, wherein the placement groove is arranged at the center of the upper end surface of the base plate, the spring steel is arranged inside the placement groove, the top plate is arranged at the center of the upper end surface of the spring steel, the airbag body is arranged at one side of the center of the upper end surface of the top plate, the upper end surface of the airbag body is attached to the lower end surface of the connecting plate, the two ends of the spring steel are respectively arranged inside the connecting grooves on the front and rear sides, and the top plate, base plate and bottom plate are connected by connecting pieces;

[0008] Through the above technical solution, the airbag body and the spring steel are used in coordination to improve the shock absorption efficiency and facilitate adjustment according to actual conditions.

[0009] Furthermore, a column is provided on one side of the lower end surface of the top plate;

[0010] Through the above technical solution, it is convenient to support the other end of the top plate through the column.

[0011] Furthermore, the number of the spring steel plates is one or more;

[0012] The above technical solution makes it convenient to use according to actual conditions.

[0013] Further, the connecting member is a bolt structure;

[0014] The above technical solution makes it easy to install and connect through the connecting pieces.

[0015] Furthermore, a connecting shaft is provided inside the first suspension, inside the second suspension and inside the third suspension;

[0016] Through the above technical solution, it is convenient to connect wheel hubs of different models through the connecting shaft, which is convenient for installation.

[0017] Furthermore, the six reinforcement beams are respectively fixedly connected to one end surface of the twelve bases;

[0018] Through the above technical solution, it is convenient to improve the overall connectivity, thereby improving the stability.

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

[0020] 1. In the utility model, when the high-stability center airbag suspension is in use, six shock-absorbing structures are used to connect the first suspension, the second suspension, the third suspension and six connecting plates, and the six connecting plates are further connected to the bottom of the vehicle. The six shock-absorbing structures are evenly arranged at the bottom of the vehicle, which has higher stability and better shock-absorbing performance when in use.

[0021] 2. In the utility model, the number of spring steel sheets can be one or more, the airbag height and size can be adjusted, the bracket height can be adjusted, it can be combined with axles of various sizes and styles, and can be assembled with various types of tires, thereby improving the applicability of the equipment.

[0022] 3. In the utility model, by connecting the porous air valve to the air pump, the gas content in the six airbags can be controlled, which can be effectively adjusted according to the actual road conditions, thereby improving the practicality of the truck on different road sections. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional diagram of a high-stability center airbag suspension proposed by the utility model;

[0024] Figure 2 It is a side sectional view of a high-stability center-mounted airbag suspension proposed by the utility model;

[0025] Figure 3 A three-dimensional cross-sectional view of a high-stability center airbag suspension proposed by the utility model;

[0026] Figure 4 for Figure 3 A magnified schematic diagram of center A.

[0027] Legend:

[0028] 1. First suspension; 2. Control module; 3. Second suspension; 4. Third suspension; 5. Multi-hole air valve; 6. Connecting plate; 7. Reinforcement beam; 8. Bottom plate; 9. Connecting shaft; 10. Connecting piece; 11. Shock-absorbing structure; 1101. Base plate; 1102. Top plate; 1103. Airbag body; 1104. Spring steel; 1105. Column; 1106. Placement groove; 12. Connecting groove; 13. Base. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1-4The utility model provides an embodiment: a high-stability central airbag suspension, including a first suspension 1 and a control module 2, the control module 2 is arranged at the center of the upper end surface of the first suspension 1, a second suspension 3 is arranged at the rear end of the first suspension 1, a multi-hole air valve 5 is arranged at the upper end of the second suspension 3, a third suspension 4 is arranged at the rear end of the second suspension 3, shock absorbing structures 11 are arranged at both sides of the upper end surface of the first suspension 1, at both sides of the upper end surface of the second suspension 3 and at both sides of the upper end surface of the third suspension 4, the shock absorbing structure 11 is evenly distributed to improve the shock absorbing effect, and can also be adjusted according to actual conditions to improve applicability, six shock absorbing structures A connecting plate 6 is provided at the upper end of the structure 11, and bases 13 are provided at the front and rear ends of the lower end faces of the six connecting plates 6. Connecting grooves 12 are provided on the lower end faces of the twelve bases 13 near the first suspension 1, the second suspension 3 and the third suspension 4. Reinforcement beams 7 are provided at the front and rear ends of the first suspension 1, the front and rear ends of the second suspension 3 and the front and rear ends of the third suspension 4. Bottom plates 8 and multiple connecting members 10 are provided at both sides of the lower end of the first suspension 1, the lower end of the second suspension 3 and the lower end of the third suspension 4. The bottom plate 8 and a plurality of connecting members 10 are fixed to the outside of the first suspension 1, the second suspension 3 and the third suspension 4 through the multiple connecting members 10.

[0031] The shock absorbing structure 11 includes a base plate 1101, a top plate 1102, an airbag body 1103, a spring steel 1104 and a placement groove 1106. The placement groove 1106 is arranged at the center of the upper end surface of the base plate 1101, the spring steel 1104 is arranged inside the placement groove 1106, the top plate 1102 is arranged at the center of the upper end surface of the spring steel 1104, the airbag body 1103 is arranged at one side of the center of the upper end surface of the top plate 1102, the upper end surface of the airbag body 1103 is attached to the lower end surface of the connecting plate 6, and the two ends of the spring steel 1104 are respectively Inside the connecting groove 12 arranged on the front and rear sides, the top plate 1102, the base plate 1101 and the bottom plate 8 are connected by the connecting piece 10, and are used in conjunction with the airbag body 1103 and the spring steel 1104 to improve the shock absorption efficiency and facilitate adjustment according to actual conditions. A column 1105 is provided on one side of the lower end surface of the top plate 1102 to facilitate supporting the other end of the top plate 1102 through the column 1105. The number of steel plates of the spring steel 1104 is one or more, which is convenient for use according to actual conditions.

[0032] The connecting member 10 is a bolt structure, which is convenient for installation and connection through the connecting member 10. Connecting shafts 9 are provided inside the first suspension 1, the second suspension 3 and the third suspension 4, which are convenient for connecting different types of wheel hubs through the connecting shafts 9 to facilitate installation. The six reinforcement beams 7 are respectively fixedly connected to one end faces of the twelve bases 13, which is convenient for improving the overall connectivity and thus improving the stability.

[0033] Working principle: When in use, the first suspension 1, the second suspension 3, the third suspension 4 and the six connecting plates 6 are connected through six shock-absorbing structures 11, and the six connecting plates 6 are connected to the bottom of the vehicle. The six shock-absorbing structures 11 are evenly arranged on the bottom of the vehicle, which has higher stability and better shock-absorbing performance when in use. The number of pieces of spring steel 1104 can be one or more pieces, the height and size of the airbag can be adjusted, the height of the bracket can be adjusted, it can be combined with axles of various sizes and styles, and can be assembled with various types of tires to improve the applicability of the equipment. By connecting the porous air valve 5 to the air pump, the gas content in the six airbag bodies 1103 can be controlled, which can be effectively adjusted according to the actual road conditions to improve the practicality of trucks on different sections of the road.

[0034] 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-stability center airbag suspension, comprising a first suspension (1) and a control module (2), wherein the control module (2) is arranged at the center of the upper end surface of the first suspension (1), and is characterized in that: A second suspension (3) is provided at the rear end of the first suspension (1), a multi-hole air valve (5) is provided at the upper end of the second suspension (3), a third suspension (4) is provided at the rear end of the second suspension (3), shock absorbing structures (11) are provided at both sides of the upper end surface of the first suspension (1), at both sides of the upper end surface of the second suspension (3), and at both sides of the upper end surface of the third suspension (4), six shock absorbing structures (11) are provided at the upper ends, and the six shock absorbing structures (11) are provided at both ends of the lower end surfaces of the six connecting plates (6). A base (13) is provided. The lower end surfaces of the twelve bases (13) are all provided with connection grooves (12) near the first suspension (1), the second suspension (3) and the third suspension (4). Reinforcement beams (7) are provided at the front and rear ends of the first suspension (1), the front and rear ends of the second suspension (3) and the front and rear ends of the third suspension (4). Bottom plates (8) and a plurality of connection members (10) are provided at both sides of the lower end of the first suspension (1), the lower end of the second suspension (3) and the lower end of the third suspension (4).

2. A high stability center airbag suspension according to claim 1, characterized in that: The shock absorbing structure (11) comprises a base plate (1101), a top plate (1102), an airbag body (1103), spring steel (1104) and a placement groove (1106); the placement groove (1106) is arranged at the center of the upper end surface of the base plate (1101); the spring steel (1104) is arranged inside the placement groove (1106); the top plate (1102) is arranged at the center of the upper end surface of the spring steel (1104); the airbag body (1103) is arranged at one side of the center of the upper end surface of the top plate (1102); the upper end surface of the airbag body (1103) is attached to the lower end surface of the connecting plate (6); the two ends of the spring steel (1104) are respectively arranged inside the connecting grooves (12) on the front and rear sides; the top plate (1102), the base plate (1101) and the bottom plate (8) are connected by a connecting piece (10).

3. A high stability center airbag suspension according to claim 2, characterized in that: A column (1105) is provided on one side of the lower end surface of the top plate (1102).

4. The high stability center airbag suspension according to claim 2, characterized in that: The number of the spring steel (1104) steel plates is one or more.

5. The high stability center airbag suspension according to claim 1, characterized in that: The connecting piece (10) is a bolt structure.

6. The high stability center airbag suspension according to claim 1, characterized in that: A connecting shaft (9) is provided inside the first suspension (1), inside the second suspension (3) and inside the third suspension (4).

7. The high stability center airbag suspension according to claim 1, characterized in that: The six reinforcement beams (7) are respectively fixedly connected to one end surface of the twelve bases (13).

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