Front lower control arm structure for front suspension

Abstract

The utility model belongs to the field of front lower control arm structures, and particularly relates to a front lower control arm structure for a front suspension, which comprises a lower control arm body, the shape of the lower control arm body is A-shaped, the inner wall of the lower control arm body is fixedly connected with a reinforcing plate, two ends of the lower control arm body are fixedly connected with lining pipes, and the lining pipes are fixedly connected with the reinforcing plate. An inner cavity of the lower control arm body is in sliding connection with an adjusting piece; the shock absorber and the ball head piece on the front suspension of the scooter can be connected with the adjusting piece, the connecting block in the adjusting piece is connected with the inner cavity of the lower control arm body in the sliding mode, the distance between the shock absorber connecting base and the ball head connecting plate is changed, and the installation adaptability of different scooters is improved; the first fixing hole in the connecting block corresponds to one positioning hole, and the adjusted adjusting piece can be fixed through the first fixing bolt.

Description

TECHNICAL FIELD

[0001] The utility model relates to front lower control arm structure field, specifically is a front lower control arm structure for front suspension. BACKGROUND

[0002] The front lower control arm structure is commonly used in the front suspension of the scooter, and the structure is reasonable, which can realize the core functions of steering stability, shock absorption, load bearing and lightweight design through mechanical connection and cooperation with elastic elements.

[0003] However, the ball head of the conventional front lower control arm structure for the front suspension and the connecting point of the shock absorber cannot be adjusted in length, which leads to the problem that the ideal positioning value cannot be restored through telescopic adjustment of the integrated control arm during the maintenance or modification of the scooter if the data deviation of the original parts is too large (such as the control arm mounting hole error), and the suspension geometry is misaligned due to the hard fixation. SUMMARY

[0004] In order to solve the above problems, the utility model provides a front lower control arm structure for the front suspension.

[0005] The utility model discloses a front lower control arm structure for the front suspension, which comprises a lower control arm body, the shape of the lower control arm body is A-shaped, a reinforcing plate is fixedly connected to the inner wall of the lower control arm body, a bushing pipe is fixedly connected to the two ends of the lower control arm body, and an adjusting piece is slidably connected to the inner cavity of the lower control arm body.

[0006] The adjusting piece comprises a resistance increasing layer, the surface of the resistance increasing layer is fixedly connected to the inner wall of the lower control arm body, the inner wall of the resistance increasing layer is slidably connected with a connecting block, a shock absorber connecting seat is fixedly connected to one side of the connecting block, a ball head connecting plate is arranged at one end of the connecting block, a first fixing hole is formed in one side of the connecting block, a positioning hole is formed in one side of the lower control arm body and one side of the resistance increasing layer, and a first fixing pin is inserted into the inner wall of the first fixing hole and the inner wall of the positioning hole.

[0007] Preferably, a first sliding groove is formed in one side of the lower control arm body, a second sliding groove is formed in one side of the resistance increasing layer, a limiting rod is fixedly connected to one side of the connecting block, and the surface of the limiting rod is slidably connected to the inner walls of the first sliding groove and the second sliding groove.

[0008] As preferred, a ball head pressing hole is formed on one side of the ball head connecting plate, and a plug block is fixedly connected to one side of the ball head connecting plate.

[0009] As preferred, a slot is formed on one side of the connecting block, and the surface of the plug block is inserted into the inner wall of the slot.

[0010] As preferred, a reinforcing block is fixedly connected to one side of the ball head connecting plate, the number of the reinforcing blocks is several, and one side of the reinforcing block is attached to one side of the connecting block.

[0011] As preferred, a reinforcing plate is fixedly connected to one side of the ball head connecting plate, and one side of the reinforcing plate is attached to the other side of the connecting block.

[0012] As preferred, a second fixing hole is formed on one side of the reinforcing plate, the connecting block and the plug block, and a second fixing bolt is inserted into the inner wall of the second fixing hole.

[0013] The utility model discloses the beneficial effect lies in:

[0014] 1. The shock absorber and ball head piece on the front suspension of the scooter can be connected with the adjusting piece, the connecting block in the adjusting piece is slidably connected with the inner cavity of the lower control arm body, the distance between the shock absorber connecting seat and the ball head connecting plate is changed, the installation adaptability of different scooters is improved, the connection stability of the connecting block and the lower control arm body can be improved through the resistance increasing layer, when the connecting block is adjusted to the appropriate distance, the first fixing hole on the connecting block corresponds with one of the positioning holes, and the first fixing bolt can be used for fixing the adjusted adjusting piece.

[0015] 2. The ball head connecting plate can be connected with the slot in the connecting block through the plug block, so that the ball head connecting plate can be replaced in the lower control arm body, and the whole lower control arm body is replaced when the ball head connecting plate is damaged. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can obtain other drawings according to these drawings without creating creative labor.

[0017] Figure 1 It is the overall structure schematic diagram of the utility model;

[0018] Figure 2 It is the overall structure split schematic diagram of the utility model;

[0019] Figure 3 It is the connecting block structure three-dimensional schematic diagram of the utility model;

[0020] Figure 4 It is a three-dimensional schematic view of the ball head connecting plate of the utility model;

[0021] Figure 5 It is a connecting schematic view of the connecting block and the ball head connecting plate of the utility model.

[0022] In the figure: 1, lower control arm body; 2, reinforcing plate; 3, bushing pipe; 4, adjusting piece; 401, resistance increasing layer; 402, connecting block; 403, first fixed hole; 404, positioning hole; 405, first fixed bolt; 5, shock absorber connecting seat; 6, ball head connecting plate; 601, ball head press fitting hole; 602, plug block; 603, reinforcing block; 604, reinforcing plate; 7, first sliding groove; 8, second sliding groove; 9, limiting rod; 10, insertion slot; 11, second fixed hole; 12, second fixed bolt. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] The following will be combined with the drawings in the embodiments of the utility model Figures 1-5 The application will be further described in detail,

[0025] The embodiment of the application discloses a front lower control arm structure for front suspension. Referring to Figures 1 to 3 A front lower control arm structure for front suspension, comprising a lower control arm body 1, the shape of the lower control arm body 1 is A-shaped, the inner wall of the lower control arm body 1 is fixedly connected with a reinforcing plate 2, both ends of the lower control arm body 1 are fixedly connected with a bushing pipe 3, and the inner cavity of the lower control arm body 1 is slidably connected with an adjusting piece 4.

[0026] The adjusting piece 4 comprises a resistance increasing layer 401, the surface of the resistance increasing layer 401 is fixedly connected to the inner wall of the lower control arm body 1, the inner wall of the resistance increasing layer 401 is slidingly connected with a connecting block 402, one side of the connecting block 402 is fixedly connected with a shock absorber connecting seat 5, one end of the connecting block 402 is provided with a ball head connecting plate 6, one side of the connecting block 402 is provided with a first fixing hole 403, one side of the lower control arm body 1 and one side of the resistance increasing layer 401 are both provided with a positioning hole 404, the inner wall of the first fixing hole 403 and the inner wall of the positioning hole 404 are inserted with a first fixing pin 405, the front lower control arm structure of the front suspension is used, the lower control arm body 1 is connected with the frame of the scooter through the bushing pipe 3, the reinforcing plate 2 can improve the overall strength of the lower control arm body 1, the shock absorber and the ball head piece on the front suspension of the scooter can be connected with the adjusting piece 4, the connecting block 402 in the adjusting piece 4 is slidingly connected with the inner cavity of the lower control arm body 1, the distance between the shock absorber connecting seat 5 and the ball head connecting plate 6 is changed, the installation adaptability of different scooters is improved, the connection stability of the connecting block 402 and the lower control arm body 1 can be improved through the resistance increasing layer 401, when the connecting block 402 is adjusted to a suitable distance, the first fixing hole 403 on the connecting block 402 corresponds to one of the positioning holes 404, and the adjusted adjusting piece 4 can be fixed through the first fixing pin 405.

[0027] With reference to Figures 1 to 3 , one side of the lower control arm body 1 is provided with a first sliding groove 7, one side of the resistance increasing layer 401 is provided with a second sliding groove 8, one side of the connecting block 402 is fixedly connected with a limiting rod 9, the surface of the limiting rod 9 is slidingly connected to the inner walls of the first sliding groove 7 and the second sliding groove 8, through the limiting rod 9, the limiting rod 9 and the connecting block 402 are fixedly connected as a whole, when the connecting block 402 is adjusted, the limiting rod 9 can slide along the first sliding groove 7 on the lower control arm body 1 and the second sliding groove 8 on the resistance increasing layer 401, the stability of the connecting block 402 is improved and the sliding position of the connecting block 402 is limited.

[0028] With reference to Figures 2 to 5 , one side of the ball head connecting plate 6 is provided with a ball head pressing hole 601, one side of the ball head connecting plate 6 is fixedly connected with a plug 602, one side of the connecting block 402 is provided with a slot 10, the surface of the plug 602 is inserted into the inner wall of the slot 10, through the plug 602, the ball head connecting plate 6 can be connected with the slot 10 in the connecting block 402 through the plug 602, so that the ball head connecting plate 6 can be replaced in the lower control arm body 1, and the replacement of the whole set of lower control arm body 1 when the ball head connecting plate 6 is damaged is avoided as much as possible.

[0029] With reference to Figure 4 and Figure 5The one side of the ball head connecting plate 6 is fixedly connected with reinforcing blocks 603, the number of the reinforcing blocks 603 is several, the one side of the reinforcing blocks 603 is attached to the one side of the connecting block 402, the reinforcing blocks 603 are fixedly connected with the connecting block 402 into an integral whole, the ball head connecting plate 6 is connected with the connecting block 402, the reinforcing blocks 603 abut against the one side of the connecting block 402, and therefore the bearing capacity of the ball head connecting plate 6 is improved.

[0030] With reference to Figures 2 to 5 The one side of the ball head connecting plate 6 is fixedly connected with a reinforcing plate 604, the one side of the reinforcing plate 604 is attached to the other side of the connecting block 402, the one side of the reinforcing plate 604, the connecting block 402 and the plug block 602 are all provided with second fixing holes 11, the inner walls of the second fixing holes 11 are inserted with second fixing bolts 12, the reinforcing plate 604 can strengthen the bearing capacity of the other two sides of the connecting part after the ball head connecting plate 6 is connected with the connecting block 402, and the ball head connecting plate 6 is connected with the connecting block 402 into an integral whole through the second fixing bolts 12 passing through the second fixing holes 11.

[0031] Working principle: the lower control arm body 1 is connected with the frame of the scooter through the bushing pipe 3, the reinforcing plate 2 can improve the overall strength of the lower control arm body 1, the shock absorber and the ball head part on the front suspension of the scooter can be connected with the adjusting part 4, the connecting block 402 in the adjusting part 4 is slidingly connected with the inner cavity of the lower control arm body 1, the distance between the shock absorber connecting seat 5 and the ball head connecting plate 6 is changed, the installation adaptability of different scooters is improved, the connection stability of the connecting block 402 and the lower control arm body 1 is improved through the resistance increasing layer 401, when the connecting block 402 is adjusted to the appropriate distance, the first fixing hole 403 on the connecting block 402 corresponds to one of the positioning holes 404, the first fixing bolt 405 can be used for fixing the adjusted adjusting part 4, the plug block 602 can be connected with the insertion groove 10 in the connecting block 402, so that the ball head connecting plate 6 can be replaced in the lower control arm body 1, and the whole set of lower control arm body 1 is avoided from being replaced when the ball head connecting plate 6 is damaged, the reinforcing blocks 603 are fixedly connected with the connecting block 402 into an integral whole, the reinforcing blocks 603 abut against the one side of the connecting block 402 after the ball head connecting plate 6 is connected with the connecting block 402, and therefore the bearing capacity of the ball head connecting plate 6 is improved, the reinforcing plate 604 can strengthen the bearing capacity of the other two sides of the connecting part after the ball head connecting plate 6 is connected with the connecting block 402, and the ball head connecting plate 6 is connected with the connecting block 402 into an integral whole through the second fixing bolts 12 passing through the second fixing holes 11.

[0032] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A front lower control arm structure for a front suspension, characterized in that: Includes a lower control arm body (1), the lower control arm body (1) is A-shaped, a reinforcing plate (2) is fixedly connected to the inner wall of the lower control arm body (1), bushings (3) are fixedly connected to both ends of the lower control arm body (1), and an adjusting component (4) is slidably connected to the inner cavity of the lower control arm body (1). The adjusting component (4) includes a drag-increasing layer (401). The surface of the drag-increasing layer (401) is fixedly connected to the inner wall of the lower control arm body (1). A connecting block (402) is slidably connected to the inner wall of the drag-increasing layer (401). A shock absorber connecting seat (5) is fixedly connected to one side of the connecting block (402). A ball head connecting plate (6) is provided at one end of the connecting block (402). A first fixing hole (403) is opened on one side of the connecting block (402). A positioning hole (404) is opened on one side of the lower control arm body (1) and one side of the drag-increasing layer (401). A first fixing bolt (405) is inserted into the inner wall of the first fixing hole (403) and the inner wall of the positioning hole (404).

2. The front lower control arm structure for a front suspension according to claim 1, characterized in that: The lower control arm body (1) has a first groove (7) on one side, the resistance layer (401) has a second groove (8) on one side, and a limit rod (9) is fixedly connected to one side of the connecting block (402). The surface of the limit rod (9) is slidably connected to the inner wall of the first groove (7) and the second groove (8).

3. The front lower control arm structure for a front suspension according to claim 1, characterized in that: The ball head connecting plate (6) has a ball head pressing hole (601) on one side, and a plug (602) is fixedly connected to one side of the ball head connecting plate (6).

4. A front lower control arm structure for a front suspension according to claim 3, characterized in that: A slot (10) is provided on one side of the connecting block (402), and the surface of the insert (602) is inserted into the inner wall of the slot (10).

5. A front lower control arm structure for a front suspension according to claim 3, characterized in that: A reinforcing block (603) is fixedly connected to one side of the ball head connecting plate (6). There are several reinforcing blocks (603), and one side of the reinforcing block (603) is attached to one side of the connecting block (402).

6. A front lower control arm structure for a front suspension according to claim 3, characterized in that: A reinforcing plate (604) is fixedly connected to one side of the ball head connecting plate (6), and one side of the reinforcing plate (604) is attached to the other side of the connecting block (402).

7. A front lower control arm structure for a front suspension according to claim 6, characterized in that: The reinforcing plate (604), the connecting block (402) and the insert block (602) are each provided with a second fixing hole (11) on one side, and a second fixing bolt (12) is inserted into the inner wall of the second fixing hole (11).

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