Swing arm assembly

Abstract

The utility model discloses a swing arm assembly, and relates to the technical field of automobile parts. The swing arm comprises a swing arm body and further comprises an operation hole formed in the position, close to the middle, of the interior of the swing arm body, and a protection bottom plate is arranged at the bottom end of the swing arm body. The protection assembly is arranged at the bottom of the swing arm body, when the swing arm is used, a penetrating sleeve penetrates through an operation hole, a stabilizing sleeve is screwed and fixed to the outside of the penetrating sleeve through threaded connection, and the horizontal position of a protection bottom plate is limited through a first limiting clamping plate and a second limiting clamping plate; in this way, the swing arm body can be protected through the protection bottom plate in the automobile running process, the situation that the swing arm is broken and damaged due to the fact that protruding foreign matter on the road or stones carried by wheels collide with the swing arm is reduced, impact force borne by the protection bottom plate is buffered and reduced through the buffering cushion, the service life of the protection bottom plate is prolonged, and meanwhile noise generated by collision is reduced; therefore, the effects that safety protection is conducted on the automobile swing arm from the bottom to ensure the structural safety of the automobile swing arm, and then driving safety is guaranteed are achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of automobile parts, especially relates to a swing arm assembly. BACKGROUND

[0002] The automobile swing arm assembly is an important component for connecting the wheel and the vehicle body in the automobile suspension system and plays a role in force transmission, and the automobile swing arm assembly needs to bear various impacts and vibrations from the road surface during the automobile driving process, so that the existence of the automobile swing arm assembly can ensure the driving stability and comfort of the automobile.

[0003] However, the existing swing arm assembly is usually arranged at the position closest to the ground inside the front wheel in the actual use process, and the protruding foreign matters on the road or the stones brought by the wheel rolling are easy to knock and hit the swing arm when the automobile drives on the complex road, even leading to the swing arm breakage and affecting the driving safety, and there is the technical problem that the swing arm cannot be isolated and protected from the below of the position closest to the ground to ensure the structural safety and the driving safety. UTILITY MODEL CONTENT

[0004] In view of the above-mentioned shortcomings in the prior art, the utility model provides a swing arm assembly, which can effectively solve the problems in the prior art.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0006] The utility model discloses a swing arm assembly, including swing arm main part, still include: the swing arm main part inside close to the position of the middle is provided with the operation hole, the bottom of swing arm main part is provided with the protection bottom plate, the bottom of protection bottom plate is provided with the buffer pad, the top of protection bottom plate close to the position of the middle is provided with the through joint cover, the front end of protection bottom plate is provided with the first limit clamping plate, the rear end of protection bottom plate is provided with the second limit clamping plate, the through joint cover is through the inside of operation hole, the through joint cover outside the top of swing arm main body is provided with the steady sleeve, the bottom of steady sleeve outside is provided with the limit piece, and the inside of swing arm main body side and first limit clamping plate and second limit clamping plate is provided with positioning assembly.

[0007] Further, the outside of the through joint cover is provided with external threads, the inside of the steady sleeve is provided with internal threads matched with the external threads of the through joint cover, and the limit piece is annular.

[0008] Further, the protection bottom plate is in the shape of "r", the first limit clamping plate is arc-shaped, the first limit clamping plates are arranged at equal intervals at the front end of the protection bottom plate, and the second limit clamping plates are arranged at equal intervals at the rear end of the protection bottom plate.

[0009] Further, the front end of the inside of the swing arm body is provided with a bushing, the rear end of the side of the swing arm body is fixedly connected with a sleeve, and the other side of the swing arm body is provided with a ball pin.

[0010] Further, the positioning assembly comprises a stable clamping groove arranged at the front end and the rear end of the outside of the swing arm body, and the inside of the first limiting clamping plate and the second limiting clamping plate is provided with a stable protrusion.

[0011] Further, the stable clamping grooves are arranged at equal intervals at the two ends of the outside of the swing arm body, the stable protrusions are semispherical, and the stable protrusions are embedded in the inside of the stable clamping grooves.

[0012] The utility model has the following beneficial effects:

[0013] 1. The utility model discloses a swing arm protection device, which comprises a swing arm body, a protection bottom plate, a first limiting clamping plate, a second limiting clamping plate, a stable sleeve, a stable cover, a buffer pad and a through connecting sleeve.

[0014] 2. The utility model discloses a swing arm protection device, which comprises a swing arm body, a protection bottom plate, a first limiting clamping plate, a second limiting clamping plate, a stable sleeve, a stable cover, a buffer pad and a through connecting sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0016] Figure 1 It is a perspective structure schematic view of the utility model;

[0017] Figure 2 It is a perspective structure schematic view of the utility model from the bottom;

[0018] Figure 3 It is a local explosion schematic view of the utility model;

[0019] Figure 4 It is a local explosion schematic view of the utility model; Figure 3 It is an enlarged structure schematic view of A in the middle.

[0020] In the drawings, the component list represented by each reference numeral is as follows:

[0021] 1, swing arm main body; 2, protection bottom plate; 3, first limiting clamping plate; 4, limiting piece; 5, bushing; 6, sleeve; 7, through connecting sleeve; 8, stabilizing sleeve; 9, ball pin; 10, buffer pad; 11, operating hole; 12, stabilizing clamping groove; 13, second limiting clamping plate; 14, stabilizing protruding block. Specific implementation

[0022] The technical scheme in the utility model embodiment will be clearly and completely described below with reference to the drawings in the utility model embodiment.

[0023] Please refer to Figures 1-4 The utility model discloses a swing arm assembly, including swing arm main body 1, still include: swing arm main body 1 inside the position close to the middle is provided with operating hole 11, swing arm main body 1 inside one side's front end is provided with bushing 5, swing arm main body 1 one side's rear end is fixedly connected with sleeve 6, swing arm main body 1 is connected with the vehicle body through bushing 5 and sleeve 6, swing arm main body 1's other side is provided with ball pin 9, swing arm main body 1 is connected with the wheel through ball pin 9.

[0024] As a further embodiment of the present embodiment, as Figures 1-4As shown, the bottom end of the swing arm body 1 is provided with a "r" shaped protective bottom plate 2, the top of which is provided with a penetrating sleeve 7 near the middle, the front end of the protective bottom plate 2 is provided with a first limiting clamping plate 3 in the shape of an arc, and the first limiting clamping plate 3 is arranged at equal intervals at the front end of the protective bottom plate 2, the rear end of the protective bottom plate 2 is provided with a second limiting clamping plate 13, and the second limiting clamping plate 13 is arranged at equal intervals at the rear end of the protective bottom plate 2, the penetrating sleeve 7 penetrates the inside of the operation hole 11, the protective bottom plate 2 is installed at the bottom of the swing arm body 1, at the same time the penetrating sleeve 7 penetrates the operation hole 11, and the first limiting clamping plate 3 and the second limiting clamping plate 13 are clamped on the outside of the swing arm body 1 at both ends to limit the horizontal position of the protective bottom plate 2, the penetrating sleeve 7 outside the top of the swing arm body 1 is provided with a stable sleeve 8, the bottom of the outside of the stable sleeve 8 is provided with a limiting piece 4 in the shape of a ring, the outside of the penetrating sleeve 7 is provided with external threads, the inside of the stable sleeve 8 is provided with internal threads matched with the external threads of the penetrating sleeve 7, and after stabilizing the protective bottom plate 2, the stable sleeve 8 is fixed at the top of the outside of the penetrating sleeve 7 through threaded connection, that is, the protective bottom plate 2 is fixed at the bottom of the swing arm body 1, and the protective bottom plate 2 is used to protect the swing arm body 1 during the driving of the automobile, reducing the collision of road protruding foreign matter or stones brought by the wheels to the swing arm to cause its breakage and damage, the bottom end of the protective bottom plate 2 is provided with a buffer pad 10, and the buffer pad 10 is used to buffer and reduce the impact force received by the protective bottom plate 2;

[0025] When in use, the "r" shaped protective bottom plate 2 is positioned and placed at the bottom of the swing arm body 1, at the same time the penetrating sleeve 7 fixed near the middle position thereof penetrates the operation hole 11 arranged inside the swing arm body 1, at the same time the first limiting clamping plate 3 and the second limiting clamping plate 13 are clamped at both ends of the outside of the swing arm body 1, thereby horizontally stabilizing the protective bottom plate 2, then the stable sleeve 8 is tightly fixed at the top end of the outside of the penetrating sleeve 7 through threaded connection, and the limiting piece 4 is used as a gasket to prevent loosening, and the protective bottom plate 2 can safely isolate road protruding foreign matter or stones brought by the wheels during the driving of the automobile, avoiding the direct collision and breakage damage of the swing arm body 1;

[0026] As a further embodiment of the present embodiment, as Figure 1 , Figure 3 and Figure 4As shown, the side of the swing arm body 1 and the inner side of the first limiting clamping plate 3 and the second limiting clamping plate 13 are provided with a positioning assembly, the positioning assembly comprises a stable clamping groove 12, the stable clamping groove 12 is arranged at the front end and the rear end of the outer side of the swing arm body 1, and the stable clamping groove 12 is arranged at equal intervals at both ends of the outer side of the swing arm body 1, the inner side of the first limiting clamping plate 3 and the second limiting clamping plate 13 is provided with a stable protrusion 14 in the shape of a hemisphere, the stable protrusion 14 is embedded in the inside of the stable clamping groove 12, the first limiting clamping plate 3 and the second limiting clamping plate 13 are clamped on the outer side of the swing arm body 1, and at the same time the stable protrusion 14 is clamped into the stable clamping groove 12 on the outer side of the swing arm body 1 corresponding to the position, so that the protective bottom plate 2 is further limited and stabilized, and when the vibration caused by the driving of the automobile causes the stable sleeve 8 to loosen, the protective bottom plate 2 cannot fall off;

[0027] During the process of installing the protective bottom plate 2 to clamp the first limiting clamping plate 3 and the second limiting clamping plate 13 on the outer side of the swing arm body 1, the stable protrusion 14 arranged on the inner side of the first limiting clamping plate 3 and the second limiting clamping plate 13 is clamped into the stable clamping groove 12 on the outer side of the swing arm body 1 at one-to-one correspondence, so that the protective bottom plate 2 can be more stably installed below the swing arm;

[0028] Working principle: when the swing arm assembly is used, the swing arm body 1 is connected to the vehicle body and the vehicle wheel through the bushing 5, the sleeve 6 and the ball pin 9 respectively, and the protective bottom plate 2 in the shape of "r" is positioned and placed at the bottom of the swing arm body 1, at the same time, the penetrating sleeve 7 fixed near the middle position on the swing arm body 1 penetrates into the operating hole 11 arranged inside the swing arm body 1, at the same time, the first limiting clamping plate 3 and the second limiting clamping plate 13 are clamped on the outer side of the swing arm body 1, and then the protective bottom plate 2 is horizontally stabilized, at the same time, the stable protrusion 14 is clamped into the stable clamping groove 12 on the outer side of the swing arm body 1, so that the protective bottom plate 2 can be more stably installed below the swing arm, then the stable sleeve 8 is screwed and fixed on the outer top end of the penetrating sleeve 7 through threaded connection, and the limiting piece 4 serves as a gasket to prevent loosening, when the automobile is driving, the swing arm body 1 transmits force and bears impact, and the protective bottom plate 2 can safely isolate the protruding foreign matters on the road surface or the stones brought by the vehicle wheel, so as to avoid that the swing arm body 1 directly receives collision and is damaged, so as to protect the swing arm assembly and ensure the driving safety of the vehicle.

[0029] The above is only the preferred embodiment of the present application, and does not limit the present application, any modification, equivalent replacement, improvement of any modification, equivalent replacement, improvement of the technical solutions recorded in the foregoing embodiments, all belong to the protection scope of the present application.

Claims

1. A swing arm assembly comprising a swing arm body (1), characterized in that, Also include: The swing arm body (1) is provided with an operating hole (11) near the middle of the inside, the bottom end of the swing arm body (1) is provided with a protective bottom plate (2), the bottom end of the protective bottom plate (2) is provided with a buffer pad (10), the top of the protective bottom plate (2) is provided with a penetrating sleeve (7) near the middle, the front end of the protective bottom plate (2) is provided with a first limiting clamping plate (3), the rear end of the protective bottom plate (2) is provided with a second limiting clamping plate (13), the penetrating sleeve (7) penetrates the inside of the operating hole (11), the penetrating sleeve (7) outside the top of the swing arm body (1) is provided with a stable sleeve (8), the bottom of the outside of the stable sleeve (8) is provided with a limiting piece (4), the side of the swing arm body (1) is provided with a positioning assembly between the inside of the first limiting clamping plate (3) and the second limiting clamping plate (13).

2. An oscillating arm assembly according to claim 1, wherein The outside of the penetrating sleeve (7) is provided with external threads, the inside of the stable sleeve (8) is provided with internal threads matched with the external threads of the penetrating sleeve (7), and the limiting piece (4) is annular.

3. The swing arm assembly of claim 1, wherein, The protective bottom plate (2) is "r" shaped, the first limiting clamping plate (3) is arc-shaped, the first limiting clamping plate (3) is arranged at equal intervals at the front end of the protective bottom plate (2), and the second limiting clamping plate (13) is arranged at equal intervals at the rear end of the protective bottom plate (2).

4. The swing arm assembly of claim 1, wherein, The front end of one side of the inside of the swing arm body (1) is provided with a bushing (5), the rear end of one side of the swing arm body (1) is fixedly connected with a sleeve (6), and the other side of the swing arm body (1) is provided with a ball pin (9).

5. The swing arm assembly of claim 1, wherein, The positioning assembly comprises a stable clamping groove (12), the stable clamping groove (12) is arranged at the front end and the rear end of the outside of the swing arm body (1), and the inside of the first limiting clamping plate (3) and the second limiting clamping plate (13) is provided with a stable protruding block (14).

6. An oscillating arm assembly according to claim 5, wherein The stable clamping groove (12) is arranged at equal intervals at both ends of the outside of the swing arm body (1), the stable protruding block (14) is semispherical, and the stable protruding block (14) is embedded in the inside of the stable clamping groove (12).

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