Air storage tank device of air suspension

Abstract

The utility model discloses an air storage tank device of an air suspension. The air storage tank device comprises an air storage tank body, a mounting assembly, a locking assembly and a damping assembly. The mounting assembly comprises a fastening belt and a first bracket; the fastening belt is detachably connected with the first bracket; the air storage tank body is used for storing compressed air, and the air storage tank body is a seamless tank body; the first support is arranged in the length direction of the gas storage tank body, the fastening belt is arranged on the outer side of the gas storage tank body, and the gas storage tank body can be fixedly connected with the first support through the fastening belt; the locking assemblies are arranged at the two ends of the fastening belt, and the fastening belt and the gas storage tank body can be pressed tightly through the locking assemblies. The end, away from the gas storage tank body, of the first support is connected with the damping assembly, and the damping assembly can reduce impact force borne by the gas storage tank body. The mechanical performance and the high-pressure resistance of the gas storage tank are improved, and the mounting mode of the gas storage tank is optimized.

Description

Technical Field

[0001] The present application relates to the technical field of automobile parts, and in particular to an air suspension gas tank device. Background Art

[0002] With the rapid development of new energy vehicle technology, in order to improve the driving comfort, trafficability and driving stability of the vehicle, more and more mid-to-high-end new energy vehicles use air suspension systems. The function of the automobile air tank is to store the air compressed by the air compressor. When the vehicle passes through high and low roads and needs to adjust the height of the air suspension, it directly provides air, saving the time of compressing the air again.

[0003] On the one hand, the cylinder body is made of aluminum alloy by welding, and the cylinder body is then welded to the end cover to form a traditional gas tank. Welding defects are prone to occur in the welding area of ​​the cylinder body and the welding area between the cylinder body and the end cover, which will cause early cracking of the gas tank, and the gas tank formed by welding has poor mechanical properties, which makes the gas tank have quality risks and early failure problems. On the other hand, the connection method between the traditional gas tank and the installation platform is also fixed by welding, and the welding process will affect the strength of the gas tank, thereby affecting the high-pressure resistance of the gas tank. Utility Model Content

[0004] The embodiment of the present application provides an air suspension gas tank device, which solves the problem in the prior art that the gas tank is manufactured and installed using a welding process, and the welding area will cause the strength and high-pressure resistance of the gas tank to be reduced, thereby achieving the technical effect of improving the mechanical properties and high-pressure resistance of the gas tank and optimizing the installation method of the gas tank.

[0005] The utility model embodiment provides an air suspension gas tank device, comprising a gas tank body, a mounting assembly, a locking assembly and a shock absorbing assembly; the mounting assembly comprises a fastening belt and a first bracket; the fastening belt is detachably connected to the first bracket; the gas tank body is used to store compressed air, and the gas tank body is a seamless tank body; the first bracket is arranged in the length direction of the gas tank body, the fastening belt is arranged on the outside of the gas tank body, and the gas tank body can be fixedly connected to the first bracket by the fastening belt; the locking assembly is arranged at both ends of the fastening belt, and the fastening belt and the gas tank body can be pressed together by the locking assembly; the first bracket is connected to the shock absorbing assembly at one end away from the gas tank body, and the shock absorbing assembly can reduce the impact force on the gas tank body.

[0006] In a possible implementation, the shock absorbing assembly includes a base plate, multiple connecting parts and multiple first elastic parts; the base plate includes a first sheet metal part, a second sheet metal part and a height adjustment plate; one end of the first sheet metal part is fixedly connected to the second sheet metal part through the height adjustment plate; a plurality of through holes are opened on the first sheet metal part, and a plurality of the connecting parts pass through the through holes and are connected to an end of the first bracket away from the gas tank body; a plurality of the first elastic parts are arranged between the first sheet metal part and the first bracket, and a plurality of the first elastic parts are respectively mounted on the plurality of the connecting parts.

[0007] In a possible implementation, the locking assembly includes a screw, a tensioning pin and a tensioning pin; the tensioning pin and the tensioning pin are respectively arranged at both ends of the fastening belt; the screw passes through the tensioning pin and the tensioning pin, and the tightness of the fastening belt and the gas tank body can be adjusted by the screw.

[0008] In a possible implementation, the mounting assembly further includes a second bracket; the second bracket is detachably connected to another of the fastening straps; the first bracket and the second bracket are spaced apart in the length direction of the gas tank body; the fastening strap is disposed on the outside of the gas tank body, and the gas tank body and the second bracket can be fixedly connected by the fastening strap; a plurality of the through holes are provided on the second sheet metal part, a plurality of the connecting members pass through the through holes, and are connected to one end of the second bracket away from the gas tank body; a plurality of the first elastic members are disposed between the bottom plate and the second bracket, and a plurality of the first elastic members are sleeved on the connecting member.

[0009] In a possible implementation, it also includes an inserted pipe joint; the inserted pipe joint is provided with a threaded sealing ring structure; joints are provided at both ends of the gas storage tank body; the inserted pipe joint is connected to the joint via the threaded sealing ring structure.

[0010] In a possible implementation manner, an elastic pad is provided between the first bracket and the fastening belt; and an elastic pad is provided between the second bracket and the fastening belt.

[0011] In a possible implementation, the shock absorbing assembly also includes a fastening nut and a second elastic member; the fastening nut and the second elastic member are both mounted on the connecting member, and the second elastic member is arranged on the side of the first bracket or the second bracket away from the first elastic member; the two ends of the second elastic member are respectively abutted against the fastening nut and the first bracket; the two ends of the second elastic member are respectively abutted against the fastening nut and the second bracket.

[0012] One or more technical solutions provided by this application have at least the following technical effects:

[0013] The embodiment of the utility model adopts a gas tank body, a mounting assembly, a locking assembly and a shock-absorbing assembly, wherein the mounting assembly includes a fastening belt and a first bracket, the gas tank body is used to store compressed air, and the gas tank body is configured as a seamless tank body structure; the gas tank body is configured as a seamless tank body structure, which can maximize the mechanical properties of the gas tank body and prevent the gas tank body from cracking and failing during use; a first bracket is arranged in the length direction of the gas tank body, the fastening belt is arranged on the outside of the gas tank body, and the fastening belt is detachably connected to the first bracket, that is, the gas tank body can be fixedly connected to the first bracket through the fastening belt, and the locking assembly is arranged at both ends of the fastening belt, which can press the fastening belt and the gas tank body tightly; so that the gas tank can be reliably mounted on the first bracket; the first bracket is connected to the shock-absorbing assembly at one end away from the gas tank body, and when the car is driving on a rugged road section, the shock-absorbing assembly can effectively reduce the impact force received by the gas tank body, which can achieve the purpose of safe operation of the car. The present application solves the problem in the prior art that since the gas storage tank is manufactured and installed using a welding process, the welding area will cause the strength and high-pressure resistance of the gas storage tank to be reduced, thereby achieving the technical effect of improving the mechanical properties and high-pressure resistance of the gas storage tank and optimizing the installation method of the gas storage tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments of the utility model will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 An axonometric diagram of an air suspension gas tank device provided in an embodiment of the present application;

[0016] Figure 2 A left side view of an air suspension gas storage tank device provided in an embodiment of the present application;

[0017] Figure 3 An axonometric view of the gas tank body, mounting assembly and locking assembly provided in an embodiment of the present application;

[0018] Figure 4 Axonometric test of the locking assembly and the fastening belt provided in the embodiments of the present application;

[0019] Figure 5 An axonometric view of a first bracket provided in an embodiment of the present application;

[0020] Figure 6 An axonometric view of the second bracket provided in an embodiment of the present application.

[0021] Icons: 1-gas tank body; 2-installation assembly; 21-fastening belt; 22-first bracket; 221-first support part; 222-first hook; 223-first connecting part; 23-second bracket; 231-second support part; 232-second hook; 233-second connecting part; 3-locking assembly; 31-screw; 32-tension pin; 33-tension pin; 4-shock absorbing assembly; 41-base plate; 411-first sheet metal; 412-second sheet metal; 413-height adjustment plate; 42-connecting piece; 43-first elastic piece; 44-second elastic piece; 45-fastening nut; 5-elastic pad; 6-insert pipe joint. DETAILED DESCRIPTION

[0022] 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 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.

[0023] In the description of the embodiments of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. The terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be a connection between the two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0024] The utility model provides an air suspension gas storage tank device, such as Figure 1 , Figure 3 and Figure 5As shown, it includes a gas tank body 1, a mounting assembly 2, a locking assembly 3 and a shock-absorbing assembly 4; the mounting assembly 2 includes a fastening belt 21 and a first bracket 22; the fastening belt 21 is detachably connected to the first bracket 22; the gas tank body 1 is used to store compressed air, and the gas tank body 1 is a seamless tank structure, and the first bracket 22 is arranged in the length direction of the gas tank body 1, the fastening belt 21 is arranged on the outside of the gas tank body 1, and the gas tank body 1 can be fixedly connected to the first bracket 22 through the fastening belt 21; the locking assembly 3 is arranged at both ends of the fastening belt 21, and the fastening belt 21 and the gas tank body 1 can be pressed together through the locking assembly 3; the end of the first bracket 22 away from the gas tank body 1 is connected to the shock-absorbing assembly 4, and the shock-absorbing assembly 4 can reduce the impact force on the gas tank body 1.

[0025] Exemplarily, the gas tank body 1 and the joint are an integrated structure, which is made by temperature-controlled hot spinning of a thin-walled seamless aluminum alloy tube or a stainless steel tube, and then vertically processing the internal thread structure of the joint;

[0026] For example, Figure 5 As shown, the first bracket 22 includes a first supporting portion 221, a first hook 222 and a first connecting portion 223, and the first supporting portion 221 and the first hook 222 are connected via the first connecting portion 223; the fastening belt 21 is detachably connected to the first connecting portion 223, and one side of the first hook 222 abuts against the end face of the fastening belt 21; the first supporting portion 221 is connected to the shock absorbing assembly 4.

[0027] Exemplarily, the first hook 222 and the first connection part 223 form a groove shape, the fastening belt 21 passes through the first connection part 223, and its end face abuts against one side of the first hook 222. During the installation of the gas tank body 1, the gas tank body 1 is first placed on the first connection part 223 of the first bracket 22, and then the fastening belt 21 is clamped in the groove formed by the first hook 222 and the first connection part 223. Furthermore, locking components 3 are provided at both ends of the fastening belt 21, and the fastening belt 21 can be pressed against the gas tank body 1 by the locking components 3, so that the gas tank body 1 can be reliably installed on the first bracket 22. The locking component 3 also has the function of adjusting the size of the fastening belt 21. When the specifications of the installed gas tank body 1 are different, the size of the fastening belt 21 can be adjusted by the locking component 3, thereby increasing the versatility of the installation component 2.

[0028] Exemplarily, the first support portion 221 is connected to the shock absorbing assembly 4. When the vehicle is traveling on a rough road, the shock absorbing assembly 4 can reduce the impact force received by the gas tank body 1, thereby improving the vehicle's passability and driving stability.

[0029] In the present application embodiment, Figure 1 and Figure 2As shown, the shock absorbing assembly 4 includes a base plate 41, multiple connecting members 42 and multiple first elastic members 43; the base plate 41 includes a first sheet metal member 411, a second sheet metal member 412 and a height adjustment plate 413; one end of the first sheet metal member 411 is fixedly connected to the second sheet metal member 412 through the height adjustment plate 413; a plurality of through holes are opened on the first sheet metal member 411, and multiple connecting members 42 pass through the through holes and are connected to one end of the first bracket 22 away from the gas tank body 1; multiple first elastic members 43 are arranged between the first sheet metal member 411 and the first bracket 22, and the multiple first elastic members 43 are respectively sleeved on the multiple connecting members 42.

[0030] Exemplarily, the height adjustment plate 413 can adjust the height difference between the first sheet metal part 411 and the second sheet metal part 412, and can adapt to the installation conditions of the air suspension tank device on the car. The first sheet metal part 411 is provided with a plurality of through holes, and the first support part 221 is also provided with corresponding through holes. The plurality of connecting members 42 penetrate the through holes on the first sheet metal part 411 and the first support part 221, and are limited at both ends of the first sheet metal part 411 and the first support part 221.

[0031] Exemplarily, a first elastic member 43 is further provided between the first sheet metal member 411 and the first support portion 221, and a plurality of first elastic members 43 are respectively sleeved on a plurality of connecting members 42. The first sheet metal member 411 is mounted on the mounting platform of the air suspension, and the first elastic member 43 enables the connection between the gas storage tank body 1 and the mounting platform to be an elastic connection. When the vehicle is traveling on a rough road, the first elastic member 43 can reduce the impact force on the gas storage tank body 1, thereby improving the vehicle's passability and driving stability.

[0032] In the present application embodiment, Figure 1-4 As shown, the locking assembly 3 includes a screw 31, a tensioning pin 32 and a tensioning pin 33; the tensioning pin 32 and the tensioning pin 33 are respectively arranged at both ends of the fastening belt 21; the screw 31 passes through the tensioning pin 32 and the tensioning pin 33, and the tightness of the fastening belt 21 and the gas tank body 1 can be adjusted by the screw 31.

[0033] Exemplarily, cylindrical holes for installing the tension pin 32 and the tension pin 33 are respectively provided at both ends of the fastening belt 21, and installation space for the screw 31 is reserved on the cylindrical holes, wherein the tension pin 32 is provided with a through hole or a threaded hole on the side thereof to cooperate with the screw 31, and the tension pin 33 is provided with a threaded hole on the side thereof to cooperate with the screw 31. In the process of the fastening belt 21 pressing the gas storage tank body 1, the tension pin 33 and the tension pin 32 are firstly installed in the cylindrical holes of the fastening belt 21 respectively, the screw 31 is passed through the threaded holes of the tension pin 32 and the tension pin 33 in turn, and then the screw 31 is rotated by a tool, so that the tension pin 33 moves in a direction away from or close to the tension pin 32, thereby realizing the pressing of the fastening belt 21 and the gas storage tank body 1.

[0034] In the present application embodiment, Figure 1 , Figure 2 , Figure 3 and Figure 6 As shown, the mounting assembly 2 also includes a second bracket 23; the second bracket 23 is detachably connected to another fastening belt 21; the first bracket 22 and the second bracket 23 are spaced apart in the length direction of the gas tank body 1; the fastening belt 21 is arranged on the outside of the gas tank body 1, and the gas tank body 1 and the second bracket 23 can be fixedly connected by the fastening belt 21; a plurality of through holes are opened on the second sheet metal part 412, and a plurality of connecting members 42 pass through the through holes and are connected to one end of the second bracket 23 away from the gas tank body 1; a plurality of first elastic members 43 are arranged between the bottom plate 41 and the second bracket 23, and a plurality of first elastic members 43 are sleeved on the connecting member 42.

[0035] For example, Figure 6 As shown, the second bracket 23 includes a second supporting portion 231, a second hook 232 and a second connecting portion 233, and the second supporting portion 231 and the second hook 232 are connected through the second connecting portion 233; the fastening belt 21 is detachably connected to the second connecting portion 233, and one side of the second hook 232 abuts against the end surface of the fastening belt 21; the second supporting portion 231 is connected to the connecting piece 42.

[0036] Exemplarily, the second hook 232 and the second connection part 233 form a groove shape, the fastening belt 21 passes through the second connection part 233, and its end face abuts against one side of the second hook 232. During the installation process of the gas tank body 1, the first bracket 22 and the second bracket 23 are arranged at intervals in the length direction of the gas tank body 1. The gas tank body 1 is first placed on the first connection part 223 of the first bracket 22 and the second connection part 233 of the second bracket 23, and one fastening belt 21 is clamped in the groove formed by the first hook 222 and the first connection part 223, and then another fastening belt 21 is clamped in the groove formed by the second hook 232 and the second connection part 233. Furthermore, locking components 3 are provided at both ends of the two fastening belts 21, and the two fastening belts 21 can be pressed against the gas tank body 1 by the locking components 3, so that the gas tank body 1 can be reliably installed on the first bracket 22 and the second bracket 23. The locking assembly 3 also has the function of adjusting the size of the fastening belt 21 . When the specifications of the installed gas tank body 1 are different, the size of the fastening belt 21 can be adjusted by the locking assembly 3 , thereby increasing the versatility of the installation assembly 2 .

[0037] Exemplarily, a first elastic member 43 is further provided between the second sheet metal member 412 and the second support portion 231, and a plurality of first elastic members 43 are respectively sleeved on a plurality of connecting members 42. The second sheet metal member 412 is mounted on the mounting platform of the air suspension, and the first elastic member 43 enables the connection between the gas storage tank body 1 and the mounting platform to be an elastic connection. When the vehicle is traveling on a rough road, the first elastic member 43 can reduce the impact force on the gas storage tank body 1, thereby improving the vehicle's passability and driving stability.

[0038] In the present application embodiment, Figure 3 As shown, it also includes an inserted pipe joint 6; the inserted pipe joint 6 is provided with a threaded sealing ring structure; joints are provided at both ends of the gas storage tank body 1; the inserted pipe joint 6 is connected to the joint through the threaded sealing ring structure.

[0039] Exemplarily, the plug-in pipe joint 6 is a quick plug-in pipe joint, which is provided with a double sealing ring structure, and is connected to the joints at both ends of the gas tank body 1 through the double sealing ring structure, so that the pipeline can be quickly installed on the gas tank body 1.

[0040] In the present application embodiment, Figure 2 As shown, an elastic pad 5 is provided between the first bracket 22 and the fastening belt 21 ; an elastic pad 5 is provided between the second bracket 23 and the fastening belt 21 .

[0041] For example, by arranging an elastic pad 5 between the first bracket 22 and the fastening belt 21, and arranging an elastic pad 5 between the second bracket 23 and the fastening belt 21, and the elastic pad 5 is generally made of rubber or silicone, the friction between the first bracket 22 and the gas tank body 1 can be increased, and similarly, the friction between the second bracket 23 and the gas tank body 1 can also be increased. This can prevent the gas tank body 1 from shifting relative to the first bracket 22 and the second bracket 23 in the length direction of the gas tank.

[0042] Exemplarily, an elastic pad 5 is provided between the first bracket 22 and the fastening belt 21, and an elastic pad 5 is provided between the second bracket 23 and the fastening belt 21, so that the first bracket 22 can better fit the arc surface of the gas tank body 1. When the diameter of the gas tank changes within a certain range, it can be adjusted by the elastic pad 5. The elastic pad 5 can adjust the arc of the arc surface of the first bracket 22 and the gas tank body 1 to a certain extent. Similarly, the elastic pad 5 provided between the second bracket 23 and the gas tank body 1 also has the same effect, that is, improving the versatility of the mounting assembly 2.

[0043] In the present application embodiment, Figure 1 and Figure 2As shown, the shock absorbing assembly 4 also includes a fastening nut 45 and a second elastic member 44; the fastening nut 45 and the second elastic member 44 are both sleeved on the connecting member 42, and the second elastic member 44 is arranged on the side of the first bracket 22 or the second bracket 23 away from the first elastic member 43; the two ends of the second elastic member 44 are respectively abutted against the fastening nut 45 and the first bracket 22; the two ends of the second elastic member 44 are respectively abutted against the fastening nut 45 and the second bracket 23.

[0044] Exemplarily, a second elastic member 44 is provided between the first connection portion 223 and the fastening nut 45, and a plurality of second elastic members 44 are respectively sleeved on a plurality of connection members 42; a second elastic member 44 is provided between the second connection portion 233 and the fastening nut 45, and a plurality of second elastic members 44 are respectively sleeved on a plurality of connection members 42. The provision of the second elastic member 44 makes the shock absorption effect of the gas storage tank body 1 better. When the car is driving on a rough road section, the first elastic member 43 and the second elastic member 44 can reduce the impact force on the gas storage tank body 1, thereby improving the vehicle's passability and driving stability.

[0045] The various embodiments in this specification are described in a progressive manner, and the same or similar parts between the various embodiments can be referenced to each other. Each embodiment focuses on the differences from other embodiments.

[0046] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit the present application. Although the present application has been described in detail with reference to the aforementioned embodiments, a person of ordinary skill in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some or all of the technical features thereof may be replaced by equivalents. However, these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the present application.

Claims

1. An air suspension air tank device, characterized in that: It comprises a gas storage tank body (1), a mounting assembly (2), a locking assembly (3) and a shock absorbing assembly (4); The mounting assembly (2) comprises a fastening belt (21) and a first bracket (22); The fastening belt (21) is detachably connected to the first bracket (22); The gas tank body (1) is used to store compressed air, and the gas tank body (1) is a seamless tank structure; the first bracket (22) is arranged in the length direction of the gas tank body (1), and the fastening belt (21) is arranged on the outside of the gas tank body (1), and the gas tank body (1) and the first bracket (22) can be fixedly connected by the fastening belt (21); The locking components (3) are arranged at both ends of the fastening belt (21), and the fastening belt (21) and the gas storage tank body (1) can be pressed together by the locking components (3); One end of the first bracket (22) away from the gas storage tank body (1) is connected to the shock absorbing assembly (4), and the shock absorbing assembly (4) can reduce the impact force applied to the gas storage tank body (1).

2. The air suspension gas tank device according to claim 1, characterized in that: The shock absorbing assembly (4) comprises a bottom plate (41), a plurality of connecting members (42) and a plurality of first elastic members (43); The bottom plate (41) comprises a first sheet metal part (411), a second sheet metal part (412) and a height adjustment plate (413); One end of the first sheet metal part (411) is fixedly connected to the second sheet metal part (412) via the height adjustment plate (413); The first sheet metal part (411) is provided with a plurality of through holes, and the plurality of connecting parts (42) pass through the through holes and are connected to an end of the first bracket (22) away from the gas storage tank body (1); The plurality of first elastic members (43) are arranged between the first sheet metal member (411) and the first bracket (22), and the plurality of first elastic members (43) are respectively sleeved on the plurality of connecting members (42).

3. The air suspension gas tank device according to claim 1, characterized in that: The locking assembly (3) comprises a screw (31), a tension pin (32) and a tension pin (33); The tensioning pin (32) and the tensioning pin (33) are respectively arranged at two ends of the fastening belt (21); the screw (31) passes through the tensioning pin (32) and the tensioning pin (33), and the tightness of the fastening belt (21) and the gas storage tank body (1) can be adjusted by the screw (31).

4. The air suspension gas tank device according to claim 2, characterized in that: The mounting assembly (2) further comprises a second bracket (23); The second bracket (23) is detachably connected to the other fastening belt (21); the first bracket (22) and the second bracket (23) are arranged at intervals in the length direction of the gas storage tank body (1); The fastening belt (21) is arranged on the outside of the gas storage tank body (1), and the gas storage tank body (1) and the second bracket (23) can be fixedly connected by the fastening belt (21); The second sheet metal part (412) is provided with a plurality of through holes, and the plurality of connecting parts (42) pass through the through holes and are connected to an end of the second bracket (23) away from the gas storage tank body (1); A plurality of the first elastic members (43) are arranged between the bottom plate (41) and the second bracket (23), and a plurality of the first elastic members (43) are sleeved on the connecting member (42).

5. The air suspension gas tank device according to claim 1, characterized in that: Also includes an insert type pipe joint (6); The plug-in pipe joint (6) is provided with a threaded sealing ring structure; Joints are provided at both ends of the gas storage tank body (1); the inserted pipe joint (6) is connected to the joints via the threaded sealing ring structure.

6. The air suspension gas tank device according to claim 4, characterized in that: An elastic pad (5) is provided between the first bracket (22) and the fastening belt (21); and an elastic pad (5) is provided between the second bracket (23) and the fastening belt (21).

7. The air suspension gas tank device according to claim 4, characterized in that: The shock absorbing assembly (4) further comprises a fastening nut (45) and a second elastic member (44); The fastening nut (45) and the second elastic member (44) are both sleeved on the connecting member (42), and the second elastic member (44) is arranged on a side of the first bracket (22) or the second bracket (23) away from the first elastic member (43); The two ends of the second elastic member (44) are respectively in contact with the fastening nut (45) and the first bracket (22); the two ends of the second elastic member (44) are respectively in contact with the fastening nut (45) and the second bracket (23).

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