Automobile steering shaft ball stud

Abstract

The utility model discloses an automobile steering shaft ball stud which comprises a connecting rod, a connector block is movably connected to the right end of the connecting rod in an inserted mode, threaded sleeves are fixedly connected to the two ends of the connector block, a rubber ring is fixedly connected to the left side of each threaded sleeve, and a rubber pad is fixedly connected to the right side of the connector block. Nuts are arranged at the two ends of the connector block, and clamping sleeves are connected into the nuts in a sleeved mode. The quick release structure greatly improves the maintenance efficiency, reduces the maintenance cost and time, reduces the abrasion of parts and prolongs the service life through the sealing and damping design, ensures the driving safety through good strength and abrasion resistance, is convenient to mount and dismount through the design convenient and fast to operate, enhances the overall stability of a steering system, and provides powerful support for the reliable operation of a vehicle.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile steering shaft, specifically a kind of automobile steering shaft ball head bolt. BACKGROUND

[0002] Steering tie rod is important part in automobile steering mechanism, it plays the role of transmission in steering system, directly influence the stability of automobile control, the safety of operation and the service life of tire.Steering tie rod is divided into 2, namely steering straight tie rod and steering cross tie rod.Steering straight tie rod bears the task of transmitting the movement of steering rocker arm to steering knuckle arm;Steering cross tie rod is the bottom of steering trapezoidal mechanism, and is the key component to ensure that left and right steering wheels produce correct movement relationship;Automobile steering tie rod is mainly composed of: ball joint assembly, nut, tie rod assembly, left telescopic rubber sleeve, right telescopic rubber sleeve, self-tightening spring etc., wherein ball head bolt is important component of ball joint assembly.

[0003] Such as Chinese patent document discloses a kind of automobile steering shaft ball head bolt (announcement number: CN219197855U), this patent, the ball head of ball head bolt is rotatably connected between two symmetrically arranged ball bowls, wherein rubber protective sleeve, the connecting place of shell and ball head plays the role of protection, can prevent water from entering shell, while the rubber protective sleeve of elastic material also cannot hinder the operation of ball head bolt.

[0004] The existing ball head bolt once ball head appears wear and tear, damage and other emergency failures, will seriously delay the normal operation of vehicle, and when replacing ball head, tedious operation process needs maintenance personnel to spend more time and effort, increase labor cost, and because replacement process is complex, it can be damaged in operation Peripheral components, need additional replacement, further improve maintenance cost. UTILITY MODEL CONTENTS

[0005] The utility model aims at: in order to solve and replace ball head, tedious operation process needs maintenance personnel to spend more time and effort.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of automobile steering shaft ball head bolt, including connecting rod, the right end of the connecting rod movably inserts joint block, the both ends of the joint block are fixedly connected with threaded sleeve, the left side of the threaded sleeve is fixedly connected with rubber ring, the right side of the joint block is fixedly connected with rubber pad, the both ends of the joint block are all provided with nut, the inside of the nut is sleeved with clamping sleeve.

[0007] As the further scheme of the utility model: the right end of the threaded sleeve movably inserts ball head connecting block, the right end of the ball head connecting block is fixedly connected with ball head.

[0008] As a further scheme of the utility model: the inside of the nut is in threaded connection with the outer wall of the threaded sleeve, one side of the clamping sleeve is in contact with one end of the threaded sleeve.

[0009] As a further scheme of the utility model: the outer wall of the connecting rod is fixedly sleeved with a blocking ring, one end of the connecting rod is fixedly connected with a connecting column.

[0010] As a further scheme of the utility model: characterized in that: the outer wall of the connecting column is fixedly sleeved with straight grain knurling, the left end of the connecting column is fixedly connected with a stud portion.

[0011] As a further scheme of the utility model: the material of the ball head portion is carbon steel.

[0012] As a further scheme of the utility model: one side of the rubber pad is in contact with one side of the nut.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] The quick release structure greatly improves the maintenance efficiency, reduces the maintenance cost and time, reduces the part wear and tear through the sealing and damping design, prolongs the service life, ensures the driving safety through the good strength and wear resistance, the convenient operation design facilitates the installation and dismounting, enhances the overall stability of the steering system, and provides strong support for the reliable operation of the vehicle. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the overall structure schematic view of the utility model;

[0016] Fig. 2 It is the overall structure front view of the utility model;

[0017] Fig. 3 It is the local structure split view of the utility model;

[0018] Fig. 4 It is the local structure explosion view of the utility model.

[0019] In the drawing: 1, connecting rod; 2, clamping sleeve; 3, joint block; 4, nut; 5, threaded sleeve; 6, rubber pad; 7, rubber ring; 8, ball head connecting block; 9, ball head portion; 10, blocking ring; 11, connecting column; 12, straight grain knurling; 13, stud portion. DETAILED DESCRIPTION

[0020] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts fall within the scope of the present application.

[0021] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances. The embodiments of the present application will be described below according to the overall structure of the present application.

[0022] With reference to Figs. 1 to 4 In the embodiments of the present application, a ball head bolt for automobile steering shaft, comprising a connecting rod 1, a joint block 3 movably inserted at the right end of the connecting rod 1, a threaded sleeve 5 fixedly connected at both ends of the joint block 3, a rubber ring 7 fixedly connected at the left side of the threaded sleeve 5, the ball head bolt for automobile steering shaft, based on the connecting rod 1, the right end movably inserted with the joint block 3, the joint block 3 connected with the threaded sleeve 5 at both ends, the threaded sleeve 5 provided with the rubber ring 7 at the left side, the structure design lays a foundation for stable connection and specific function of the ball head bolt, and the cooperation of each part ensures the normal operation of the related functions of the steering shaft.

[0023] The right side of the joint block 3 is fixedly connected with a rubber pad 6, both ends of the joint block 3 are provided with a nut 4, the inside of the nut 4 is sleeved with a sleeve 2, the right end of a threaded sleeve 5 is movably inserted with a ball head connecting block 8, the right end of the ball head connecting block 8 is fixedly connected with a ball head part 9, the rubber pad 6 on the right side of the joint block 3 is used for protection, both ends of the joint block 3 are provided with the nut 4, the inside of the nut 4 is sleeved with the sleeve 2, rotating the nut 4 can realize fastening of relevant parts, the right end of the threaded sleeve 5 is movably inserted with the ball head connecting block 8, the right end of the ball head connecting block 8 is fixedly connected with the ball head part 9, and the joint block 3, the rubber pad 6, the nut 4, the sleeve 2, the threaded sleeve 5, the ball head connecting block 8 and the ball head part 9 jointly constitute a key connection and a steering structure part of a ball head bolt of an automobile steering shaft.

[0024] The inside of the nut 4 is threadedly connected with the outer wall of the threaded sleeve 5, one side of the sleeve 2 is in contact with one end of the threaded sleeve 5, the outer wall of the connecting rod 1 is fixedly sleeved with a stop ring 10, one end of the connecting rod 1 is fixedly connected with a connecting column 11, the outer wall of the connecting column 11 is fixedly sleeved with a straight grain knurl 12, the left end of the connecting column 11 is fixedly connected with a stud part 13, the material of the ball head part 9 is carbon steel, one side of the rubber pad 6 is in contact with one side of the nut 4, the nut 4 is threadedly connected with the outer wall of the threaded sleeve 5, and rotating can control the sleeve 2 to be in contact with one end of the threaded sleeve 5 and realize fastening, the outer wall of the connecting rod 1 is limited by the stop ring 10, one end of the connecting rod 1 is connected with the connecting column 11, the outer wall of the connecting column 11 is the straight grain knurl 12, the left end of the connecting column 11 is used for connection, the ball head part 9 is carbon steel, one side of the rubber pad 6 is in contact with one side of the nut 4, and the rubber pad 6 and the nut 4 cooperatively guarantee structural stability.

[0025] The working principle of the utility model is as follows: the right end of the connecting rod 1 is inserted into the joint block 3, at this time, the threaded sleeve 5 is in place, the rubber ring 7 on the left side of the threaded sleeve 5 plays a sealing and damping role, the nut 4 is rotated, the nut 4 is threadedly connected with the outer wall of the threaded sleeve 5, in the process of screwing the nut 4, the sleeve 2 sleeved inside is extruded to move to one end of the threaded sleeve 5 and tightly adhere, so that the connecting rod 1 is fixedly arranged in the joint block 3, the stop ring 10 prevents the connecting rod 1 from being excessively inserted, when disassembling, the nut 4 is reversely rotated, the sleeve 2 is separated from the threaded sleeve 5, and the connecting rod 1 can be easily pulled out, quick disassembly is completed, the rubber pad 6 on the right side of the joint block 3 prevents dust and impurities from entering on one hand, and is in contact with one side of the nut 4 on the other hand, so that sealing and buffering are enhanced, the ball head connecting block 8 is connected with other parts through the ball head part 9, the ball head part 9 made of carbon steel guarantees good strength and wear resistance, the straight grain knurl 12 on the connecting column 11 is convenient to operate, the stud part 13 can be used for stably connecting with other parts of a steering system, and convenient installation and disassembly of the whole ball head bolt are realized.

[0026] The above only for the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A ball joint bolt for an automotive steering axle, comprising a connecting rod (1), characterized in that: The right end of the connecting rod (1) is movably inserted with a connector block (3), and the two ends of the connector block (3) are fixedly connected with threaded sleeves (5). The left side of the threaded sleeve (5) is fixedly connected with a rubber ring (7), and the right side of the connector block (3) is fixedly connected with a rubber pad (6). Nuts (4) are provided at both ends of the connector block (3), and a retainer (2) is sleeved inside the nut (4).

2. The ball joint bolt for an automotive steering axle according to claim 1, characterized in that: The right end of the threaded sleeve (5) is movably connected to a ball head connecting block (8), and the right end of the ball head connecting block (8) is fixedly connected to a ball head (9).

3. The ball joint bolt for an automotive steering axle according to claim 1, characterized in that: The inside of the nut (4) is threadedly connected to the outer wall of the threaded sleeve (5), and one side of the ferrule (2) is in contact with one end of the threaded sleeve (5).

4. The ball joint bolt for an automotive steering axle according to claim 3, characterized in that: A retaining ring (10) is fixedly sleeved on the outer wall of the connecting rod (1), and a connecting post (11) is fixedly connected to one end of the connecting rod (1).

5. A ball joint bolt for an automotive steering axle according to claim 4, characterized in that: The outer wall of the connecting post (11) is fixedly fitted with knurled (12), and the left end of the connecting post (11) is fixedly connected with a stud (13).

6. The ball joint bolt for an automotive steering axle according to claim 2, characterized in that: The ball head (9) is made of carbon steel.

7. The ball head bolt for an automotive steering axle according to claim 1, characterized in that: One side of the rubber pad (6) is in contact with one side of the nut (4).

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