Rotary auxiliary plumbing arm shaft

Abstract

The utility model discloses a rotary type auxiliary plumbing arm shaft which comprises a plumbing arm shaft body, the two sides of the plumbing arm shaft body are connected with a first plumbing arm and a second plumbing arm through a first connecting rod and a second connecting rod, and the rotary type auxiliary plumbing arm shaft further comprises rotating structures arranged on the two sides of the plumbing arm shaft body. And the anti-abrasion structures are arranged in the plumbing arm I and the plumbing arm II. When the straight pull rod penetrates through the first through hole, the straight pull rod makes contact with a ball in the anti-abrasion structure, the ball is in rolling connection with the mounting groove, sliding friction can be changed into rolling friction, the friction force in the power transmission process is reduced in a rolling mode, and therefore deviation and damage are not prone to occurring; and the first connecting rod and the second connecting rod can be driven to rotate, so that the distance between the first plumbing arm and the plumbing arm shaft body and the distance between the second plumbing arm and the plumbing arm shaft body can be adjusted, the overall length of the plumbing arm shaft is adjusted, different automobile components can be connected, and the application range of the plumbing arm shaft is widened.

Description

Technical Field

[0001] The present application relates to a rotary auxiliary drop arm shaft. Background Art

[0002] The function of the steering drop arm is to transmit the force and movement output by the steering gear to the steering tie rod, thereby promoting the steering wheel to deflect. With the rapid development of the automobile industry, automobiles are becoming more and more superior in performance and more and more powerful in function. Today, the steering drop arm occupies an important position in the automobile steering system and is usually forged with alloy steel.

[0003] When installing a car drop arm, it is generally connected to the car's straight pull rod through the connecting holes at both ends of the drop arm. During use, there is great friction between the straight pull rod and the connecting hole, and the inner wall of the connecting hole is severely worn, which is prone to displacement and damage. After damage, the entire drop arm needs to be replaced, which increases the cost of use. In addition, the common drop arm shaft structure is fixed. When connected to different car components, it is not convenient to adjust the overall length of the drop arm shaft, which limits the scope of use of the drop arm shaft.

[0004] Therefore, it is desirable to provide a rotatable auxiliary drop arm shaft. Utility Model Content

[0005] In this embodiment, a rotating auxiliary vertical arm shaft is provided to solve the problems that during the use of the vertical arm shaft, there is large friction between the straight pull rod and the connecting hole, the inner wall of the connecting hole is severely worn, and it is easy to deviate and damage; and the vertical arm shaft structure is fixed, and it is not convenient to adjust the overall length of the vertical arm shaft when connected to different automobile components.

[0006] According to one aspect of the present application, a rotary auxiliary vertical arm shaft is provided, comprising a vertical arm shaft body, wherein two sides of the vertical arm shaft body are connected to a vertical arm 1 and a vertical arm 2 through a connecting rod 1 and a connecting rod 2, wherein the rotary auxiliary vertical arm shaft further comprises:

[0007] A rotating structure, wherein the rotating structure is arranged on both sides of the vertical arm shaft body, a connecting rod 1 is connected to the outer side of the top end of the rotating structure, and a connecting rod 2 is connected to the outer side of the bottom end of the rotating structure;

[0008] An anti-wear structure is provided in the first and second vertical arms.

[0009] Specifically, the rotating structure includes a threaded ring, a turntable and a knob, and the threaded ring is fixed at the middle position of the two side walls of the vertical arm shaft body.

[0010] Specifically, a second through hole is correspondingly provided between the threaded ring and the vertical arm shaft body.

[0011] Specifically, a turntable is threadedly connected to the outer side of the threaded ring, and a plurality of knobs are fixed to the side wall of the turntable.

[0012] Specifically, the outer wall of the turntable is rotatably connected to one end of the vertical arm 1 and the vertical arm 2 by a connecting rod 1 and a connecting rod 2.

[0013] Specifically, the ends of the connecting rod 1 and the connecting rod 2 away from the rotating disk are rotatably connected to the vertical arm 1 and the vertical arm 2, and a through hole 1 is provided in the middle of the vertical arm 1 and the vertical arm 2.

[0014] In the present technical solution, by turning the dial with the knob, the connecting rod one and the connecting rod two can be driven to rotate, so that the distance between the vertical arm one and the vertical arm two and the vertical arm shaft body can be adjusted, thereby adjusting the overall length of the vertical arm shaft, and connecting components of different cars, thereby improving the application range of the vertical arm shaft.

[0015] Specifically, the anti-wear structure includes a mounting groove, a limiting rod, a spring, a mounting plate and a ball. The mounting grooves are all arranged in the middle of a side wall of the through hole, and the mounting grooves are arranged in a circular shape.

[0016] Specifically, a plurality of groups of limiting rods and springs are fixed to the inner side wall of the installation groove, and the springs are all sleeved on the outside of the limiting rods.

[0017] Specifically, the limiting rod and the other end of the spring are both fixed to the side wall of the mounting plate, and the mounting plate is arranged in a circular shape.

[0018] Specifically, the side of the mounting plate away from the limiting rod is arranged in an arc shape, a plurality of balls are rollingly connected in the mounting plate, and the balls are engaged with the arc groove on the side of the mounting plate away from the limiting rod.

[0019] In the present technical solution, by arranging anti-wear structures in through hole one on both the vertical arm one and the vertical arm two, when the straight pull rod passes through through hole one, it will contact the ball in the anti-wear structure, and the ball is connected with the mounting plate in a rolling manner, which will convert the sliding friction into rolling friction, thereby reducing the friction in the power transmission process in a rolling manner, reducing the friction, improving the transmission efficiency of mechanical power, reducing losses, making it less likely to deviate and be damaged, and increasing the service life.

[0020] The benefits of this application are:

[0021] 1. By arranging anti-wear structures in through hole 1 on both the vertical arm 1 and the vertical arm 2, when the straight pull rod passes through the through hole 1, it will contact the ball in the anti-wear structure. The ball is connected with the mounting plate in a rolling manner, which will convert the sliding friction into rolling friction, thereby reducing the friction in the power transmission process in a rolling manner, reducing the friction, improving the transmission efficiency of the mechanical power, reducing the loss, making it less likely to deviate and be damaged, and prolonging the service life.

[0022] 2. By arranging a rotating structure on both sides of the vertical arm shaft body and rotating the turntable by the knob, the connecting rod 1 and the connecting rod 2 can be driven to rotate, so that the distance between the vertical arm 1 and the vertical arm 2 and the vertical arm shaft body can be adjusted, thereby adjusting the overall length of the vertical arm shaft, being able to connect components of different cars, and improving the application range of the vertical arm shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0024] Figure 1 This is a schematic diagram of the overall structure of an embodiment of the present application;

[0025] Figure 2 This is a front view structural schematic diagram of an embodiment of the present application;

[0026] Figure 3 This is a side structural schematic diagram of an embodiment of the present application;

[0027] Figure 4 For an embodiment of the present application Figure 2 A schematic diagram of the enlarged structure at point A;

[0028] Figure 5 For an embodiment of the present application Figure 3 A is an enlarged structural diagram of FIG.

[0029] In the figure: 1. main body of the vertical arm shaft; 2. rotating structure; 201. threaded ring; 202. turntable; 203. knob; 3. connecting rod one; 4. vertical arm one; 5. through hole one; 6. anti-wear structure; 601. mounting groove; 602. limit rod; 603. spring; 604. mounting plate; 605. ball bearing; 7. connecting rod two; 8. vertical arm two; 9. through hole two. DETAILED DESCRIPTION

[0030] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0031] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0032] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0033] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0034] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0035] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0036] See also Figure 1-5 As shown, a rotary auxiliary vertical arm shaft comprises a vertical arm shaft body 1, and the vertical arm shaft body 1 is connected to a vertical arm 1 4 and a vertical arm 2 8 on both sides through a connecting rod 1 3 and a connecting rod 2 7, characterized in that the rotary auxiliary vertical arm shaft also includes:

[0037] A rotating structure 2, wherein the rotating structure 2 is arranged on both sides of the vertical arm shaft body 1, a connecting rod 1 3 is connected to the outer side of the top end of the rotating structure 2, and a connecting rod 2 7 is connected to the outer side of the bottom end of the rotating structure 2;

[0038] The anti-wear structure 6 is arranged in the vertical arm 1 4 and the vertical arm 2 8 .

[0039] The rotating structure 2 includes a threaded ring 201 , a rotating disk 202 and a knob 203 . The threaded ring 201 is fixed at the middle position of the two side walls of the vertical arm shaft body 1 .

[0040] A through hole 29 is correspondingly provided between the threaded ring 201 and the vertical arm shaft body 1 .

[0041] The outer sides of the threaded rings 201 are all threadedly connected with a turntable 202 , and a plurality of knobs 203 are fixed to the side walls of the turntable 202 .

[0042] The outer wall of the rotating disk 202 is rotatably connected to one end of the vertical arm 1 4 and the vertical arm 2 8 by a connecting rod 1 3 and a connecting rod 2 7.

[0043] The ends of the connecting rod 1 3 and the connecting rod 2 7 away from the rotating disk 202 are both rotatably connected to the vertical arm 1 4 and the vertical arm 2 8, and a through hole 1 5 is provided in the middle of the vertical arm 1 4 and the vertical arm 2 8.

[0044] In the present technical solution, by turning the dial with the knob, the connecting rod one and the connecting rod two can be driven to rotate, so that the distance between the vertical arm one and the vertical arm two and the vertical arm shaft body can be adjusted, thereby adjusting the overall length of the vertical arm shaft, and connecting components of different cars, thereby improving the application range of the vertical arm shaft.

[0045] The anti-wear structure 6 includes a mounting groove 601, a limiting rod 602, a spring 603, a mounting plate 604 and a ball 605. The mounting groove 601 is arranged in the middle of the side wall of the through hole 5, and the mounting groove 601 is arranged in a circular shape.

[0046] The inner wall of the installation groove 601 is fixed with multiple groups of limiting rods 602 and springs 603. The springs 603 are all sleeved on the outside of the limiting rods 602. The limiting rods 602 limit the springs 603 to prevent the springs 603 from being over-stretched or compressed.

[0047] The other ends of the limiting rod 602 and the spring 603 are fixed to the side wall of the mounting plate 604, and the mounting plate 604 is arranged in a circular shape.

[0048] The side of the mounting plate 604 away from the limiting rod 602 is configured to be arc-shaped, and a plurality of balls 605 are rollingly connected inside the mounting plate 604 , and the balls 605 are engaged with the arc-shaped groove on the side of the mounting plate 604 away from the limiting rod 602 .

[0049] By arranging the anti-wear structure 6 in the through hole 15 on the vertical arm 4 and the vertical arm 2 8, when the straight pull rod passes through the through hole 15, it will contact the ball 605 in the anti-wear structure 6. The ball 605 is rollingly connected with the mounting plate 604, which will convert the sliding friction into rolling friction, and reduce the friction force in the power transmission process in a rolling manner, thereby reducing the friction force, improving the transmission efficiency of the mechanical power, reducing the loss, and thus being less likely to deviate and be damaged, thereby increasing the service life.

[0050] When the present application is in use, first, the straight pull rods are respectively passed through the through holes 5, and the straight pull rods will contact the ball bearings 605 in the anti-wear structure 6. The ball bearings 605 are connected with the mounting plate 604 in a rolling manner, which will convert the sliding friction into rolling friction, and reduce the friction in the power transmission process in a rolling manner, thereby reducing the friction, improving the transmission efficiency of the mechanical power, and reducing the loss, so that it is not easy to deviate and be damaged, and the service life is increased. When the ball bearings 605 are worn, under the action of the spring 603, the ball bearings 605 will contact the straight pull rods, which will not affect the use. The limiting rod 602 limits the spring 603 to prevent the spring 603 from being over-stretched or compressed. By rotating the turntable 202 with the knob 203, the connecting rod 1 3 and the connecting rod 2 7 can be driven to rotate, so that the distance between the vertical arm 1 4 and the vertical arm 2 8 and the vertical arm shaft body 1 can be adjusted, thereby adjusting the overall length of the vertical arm shaft, and can connect components of different cars, thereby improving the application range of the vertical arm shaft.

[0051] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A rotary auxiliary boom shaft, comprising a boom shaft body (1), wherein two sides of the boom shaft body (1) are connected to a first boom (4) and a second boom (8) via a first connecting rod (3) and a second connecting rod (7), wherein: The rotary auxiliary drop arm shaft also includes: A rotating structure (2), the rotating structure (2) being arranged on both sides of the vertical arm shaft body (1), the outer side of the top end of the rotating structure (2) being connected to a connecting rod 1 (3), and the outer side of the bottom end of the rotating structure (2) being connected to a connecting rod 2 (7); An anti-wear structure (6) is provided in the first hanging arm (4) and the second hanging arm (8).

2. The rotary auxiliary drop arm shaft according to claim 1, characterized in that: The rotating structure (2) comprises a threaded ring (201), a rotating disk (202) and a knob (203), wherein the threaded ring (201) is fixed at the middle position of the two side walls of the vertical arm shaft body (1).

3. The rotary auxiliary drop arm shaft according to claim 2, characterized in that: A second through hole (9) is correspondingly provided between the threaded ring (201) and the vertical arm shaft body (1).

4. The rotary auxiliary drop arm shaft according to claim 2, characterized in that: The outside of the threaded ring (201) is threadedly connected to a turntable (202), and a plurality of knobs (203) are fixed to the side wall of the turntable (202).

5. The rotary auxiliary drop arm shaft according to claim 4, characterized in that: The outer wall of the rotating disk (202) is rotatably connected to a connecting rod 1 (3) and a connecting rod 2 (7) at one end corresponding to the vertical arm 1 (4) and the vertical arm 2 (8).

6. The rotary auxiliary drop arm shaft according to claim 5, characterized in that: The ends of the connecting rod 1 (3) and the connecting rod 2 (7) away from the rotating disk (202) are both rotatably connected to the vertical arm 1 (4) and the vertical arm 2 (8), and a through hole 1 (5) is provided in the middle of the vertical arm 1 (4) and the vertical arm 2 (8).

7. The rotary auxiliary drop arm shaft according to claim 1, characterized in that: The anti-wear structure (6) comprises a mounting groove (601), a limiting rod (602), a spring (603), a mounting plate (604) and a ball (605); the mounting groove (601) is arranged in the middle of the side wall of the through hole (5); and the mounting groove (601) is arranged in a circular shape.

8. The rotary auxiliary drop arm shaft according to claim 7, characterized in that: A plurality of groups of limiting rods (602) and springs (603) are fixed to the inner side wall of the installation groove (601), and the springs (603) are all sleeved on the outside of the limiting rods (602).

9. The rotary auxiliary drop arm shaft according to claim 8, characterized in that: The other ends of the limiting rod (602) and the spring (603) are both fixed to the side wall of the mounting plate (604), and the mounting plate (604) is arranged in a circular shape.

10. The rotary auxiliary drop arm shaft according to claim 9, characterized in that: The side of the mounting plate (604) away from the limiting rod (602) is arranged in an arc shape, and a plurality of balls (605) are rollingly connected inside the mounting plate (604), and the balls (605) are mutually engaged with the arc groove on the side of the mounting plate (604) away from the limiting rod (602).

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