Assembly type automobile suspension ball head

Abstract

The utility model relates to the technical field of automobile ball heads, and discloses an assembly type automobile suspension ball head which comprises a ball head rod, the end of the ball head rod is fixedly connected with a ball head shell, the top of the ball head shell is fixedly connected with a rubber ring, the top of the rubber ring is fixedly connected with a connecting piece, the top of the connecting piece is fixedly connected with a threaded column, and the threaded column is fixedly connected with a threaded rod. The automatic lubricating device further comprises an automatic lubricating mechanism, through the arrangement of the automatic lubricating mechanism, when the sealing sleeve and the ball head shell are in telescopic friction, the clamping strip can generate air pressure in the first sliding groove, so that certain suction force and thrust force are formed, and when the air pressure pushes the oil discharging plug to move towards the inner wall of the oil storage ring, lubricating oil in the oil storage ring can enter a bent hole groove; the oil flows out of the oil storage ring along the bent hole groove and enters the first sliding groove, the oil outlet amount is effectively controlled, automatic lubrication is achieved, the friction coefficient of the clamping strip and the first sliding groove is reduced, abrasion of the connecting position of the clamping strip and the ball head shell is reduced, and the service life is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile ball head, specifically is a kind of assembled automobile suspension ball head. BACKGROUND

[0002] Automobile ball head is the important part of connecting automobile suspension system and steering system, usually by ball head rod and ball head shell two parts, main function is to transfer the movement and strength of suspension system to steering system, so that vehicle can smoothly steer, and assembled automobile suspension ball head refers to ball head and other components, such as ball pin, ball seat, dust cover, etc., are connected together by assembly, form complete suspension ball head assembly;

[0003] In prior art, due to the assembly gap and matching problem of assembled structure, under the influence of long-term jolt and vibration, the wear between components can be intensified, and then the durability and service life of ball head are affected, in addition, suspension ball head usually includes sealing components such as dust cover and rubber ring to prevent dust and moisture from entering the inside, however, the assembled structure can cause the sealing performance difficult to completely guarantee, once the gap is generated due to aging of rubber ring and other components, dust and moisture can enter the inside of ball head, resulting in poor lubrication, wear and other problems;

[0004] Therefore, an assembled automobile suspension ball head is provided. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an assembled automobile suspension ball head to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: an assembled automobile suspension ball head, including ball head rod, the end of the ball head rod is fixedly connected with ball head shell, the top of the ball head shell is fixedly connected with rubber ring, the top of the rubber ring is fixedly connected with connecting piece, the top of the connecting piece is fixedly connected with threaded column, further including:

[0007] Automatic lubricating mechanism is used to ensure that the friction coefficient between the components of the device is reduced when the automobile is running.

[0008] Sealing and dust prevention mechanism is used to stagger installation to prevent assembly gap.

[0009] Preferably, the automatic lubricating mechanism includes sealing sleeve fixedly connected to the bottom of the connecting piece, the bottom of the sealing sleeve is fixedly connected with oil storage ring, the inner side of the oil storage ring is fixedly connected with oil inlet pipe, a plurality of oil outlet holes are equidistantly clamped at the bottom of the oil inlet pipe, and a plurality of oil outlet holes are slidably connected with oil discharge plug.

[0010] Preferably, the automatic lubricating mechanism further comprises a limiting ring block fixedly connected to the outer wall of the oil discharge plug, the limiting ring block is provided in number corresponding to the oil discharge plug, the inner wall of the oil storage ring is provided with a plurality of second sliding grooves equidistantly, the outer wall of the limiting ring block is slidingly connected to the second sliding grooves, and the inner wall of the oil discharge plug is provided with a bent hole groove.

[0011] Preferably, the sealing and dustproof mechanism comprises a clamping strip fixedly connected to the inner wall of the ball head shell equidistantly, the outer wall of the sealing sleeve is provided with a plurality of first sliding grooves equidistantly, the first sliding grooves are provided in number and position corresponding to the bent hole groove, and the oil storage ring is located on the inner side of the sealing sleeve close to the first sliding grooves.

[0012] Preferably, the top of the bent hole groove is in communication with the inside of the oil storage ring, and the bottom is in communication with the first sliding groove.

[0013] Compared with the prior art, the automatic lubricating mechanism has the following beneficial effects:

[0014] 1. By arranging the automatic lubricating mechanism, when the sealing sleeve and the ball head shell are in expansion and contraction friction, the clamping strip generates air pressure in the first sliding groove, thereby forming a certain suction force and thrust force; when the air pressure pushes the oil discharge plug to move towards the inner wall of the oil storage ring, the lubricating oil in the oil storage ring can enter the bent hole groove, flow out to the outside of the oil storage ring along the bent hole groove, and enter the first sliding groove, thereby effectively controlling the oil discharge amount, automatically lubricating, reducing the friction coefficient of the clamping strip and the first sliding groove, and reducing the wear of the connection part of the clamping strip and the ball head shell, and increasing the service life.

[0015] 2. By arranging the sealing and dustproof mechanism, the use of the clamping connection of the first sliding groove and the clamping strip increases the fitting degree of the sealing sleeve and the ball head shell, and the sealing sleeve is located at the internal connection part of the ball head shell and the connecting piece, and is arranged in a staggered manner, so that even if a slight gap is generated, the external dust can also be effectively prevented from entering the inside of the ball head shell, and the sealing performance is increased. BRIEF DESCRIPTION OF DRAWINGS

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

[0017] Figure 2 It is a structure schematic view of the connecting part of the sealing sleeve of the utility model;

[0018] Figure 3 It is a structure schematic view of the connecting part of the oil storage ring of the utility model;

[0019] Figure 4 It is a structure schematic view of the connecting part of the clamping strip of the utility model;

[0020] Figure 5 It is a structure schematic view of the connecting part of the oil discharge plug of the utility model;

[0021] Figure 6The structure schematic view of the limiting sliding block connection part.

[0022] In the drawing,

[0023] 1, ball head rod; 2, ball head shell; 3, connecting piece; 4, threaded column; 5, sealing sleeve; 6, first sliding groove; 7, rubber ring; 8, oil storage ring; 9, oil inlet pipe; 10, clamping strip; 11, oil outlet hole; 12, oil discharge plug; 13, curved hole groove; 14, limiting ring block; 15, second sliding groove. DETAILED DESCRIPTION

[0024] 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.

[0025] Please refer to Figures 1 to 6 An embodiment provided by the utility model is as follows: an assembled automobile suspension ball head, which comprises a ball head rod 1, the end of the ball head rod 1 is fixedly connected with a ball head shell 2, the top of the ball head shell 2 is fixedly connected with a rubber ring 7, the top of the rubber ring 7 is fixedly connected with a connecting piece 3, the top of the connecting piece 3 is fixedly connected with a threaded column 4, and the threaded column 4 further comprises the following:

[0026] The automatic lubricating mechanism is used for reducing the friction coefficient between the parts of the device when the automobile is running.

[0027] The sealing and dustproof mechanism is used for staggered installation to prevent assembly gap.

[0028] The automatic lubricating mechanism comprises a sealing sleeve 5 fixedly connected to the bottom of the connecting piece 3, the bottom of the sealing sleeve 5 is fixedly connected with an oil storage ring 8, the inner side of the oil storage ring 8 is fixedly connected with an oil inlet pipe 9, a plurality of oil outlet holes 11 are equidistantly arranged at the bottom of the oil inlet pipe 9, and the plurality of oil outlet holes 11 are all slidably connected with oil discharge plugs 12.

[0029] The automatic lubricating mechanism further comprises limiting ring blocks 14 fixedly connected to the outer wall of the oil discharge plugs 12, the number of the limiting ring blocks 14 is consistent with that of the oil discharge plugs 12, a plurality of second sliding grooves 15 are equidistantly arranged on the inner wall of the oil storage ring 8, the outer wall of the limiting ring blocks 14 is all slidably connected in the second sliding grooves 15, and the inner wall of the oil discharge plugs 12 is all provided with curved hole grooves 13.

[0030] The curved hole grooves 13 are in communication with the inside of the oil storage ring 8 at the top and in communication with the first sliding groove 6 at the bottom.

[0031] Wherein: the sealing sleeve 5 and the ball head shell 2 telescopic friction, the card strip 10 will produce air pressure in the first sliding groove 6, thereby forming a certain suction and thrust, when the air pressure pushes the oil discharge plug 12 to move towards the inner wall of the oil storage ring 8, the lubricating oil in the oil storage ring 8 can enter the bend hole groove 13, along the bend hole groove 13 to the outside of the oil storage ring 8, into the first sliding groove 6, effectively control the oil output.

[0032] The sealing dust prevention mechanism comprises a card strip 10 fixedly connected to the inner wall of the ball head shell 2, and a plurality of first sliding grooves 6 are formed on the outer wall of the sealing sleeve 5 at equal intervals, the number and position of the first sliding grooves 6 correspond to the bend hole groove 13, and the oil storage ring 8 is arranged on the inner side of the sealing sleeve 5 close to the first sliding groove 6.

[0033] Wherein: the first sliding groove 6 and the card strip 10 are used to increase the fit degree of the sealing sleeve 5 and the ball head shell 2, and the sealing sleeve 5 is located at the internal connection between the ball head shell 2 and the connecting piece 3, forming staggered arrangement, increasing the sealing performance.

[0034] The working principle of the above embodiment is as follows: when the automobile runs, the ball head rod 1 and the ball head shell 2 will vibrate and shake, causing the inner wall of the sealing sleeve 5 and the ball head shell 2 to move slightly, and the continuous friction between the two will gradually produce a gap, making the connection between the ball head shell 2 and the top assembly unstable. First, the first sliding groove 6 and the card strip 10 are used to increase the fit degree of the sealing sleeve 5 and the ball head shell 2, and the sealing sleeve 5 is located at the internal connection between the ball head shell 2 and the connecting piece 3, forming staggered arrangement, even if a slight gap is produced, it can effectively prevent external dust from entering the inside of the ball head shell 2, increasing the sealing performance. At the same time, when the sealing sleeve 5 and the ball head shell 2 are telescopic friction, the card strip 10 will produce air pressure in the first sliding groove 6, thereby forming a certain suction and thrust, when the air pressure pushes the oil discharge plug 12 to move towards the inner wall of the oil storage ring 8, the lubricating oil in the oil storage ring 8 can enter the bend hole groove 13, along the bend hole groove 13 to the outside of the oil storage ring 8, into the first sliding groove 6, effectively control the oil output, reduce the friction coefficient of the card strip 10 and the first sliding groove 6, thereby reducing the wear of the connecting part of the card strip 10 and the ball head shell 2.

[0035] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting; it is not intended to exclude myriad other embodiments of the present application that other inventors can develop based on the same general inventive concepts embodied by the described embodiments. That is, although the present application is described in terms of particular embodiments and implementations, it is to be understood that the terminology used is for the purpose of descriptive clarity and that it is intended to be limited only by the words recited in the appended claims. The scope of the present application shall be limited only by the claims.

[0036] While the embodiments of the present application have been shown and described with respect to particular embodiments thereof, it will be understood by those skilled in the art that various changes in form and details can be made therein without departing from the spirit and scope of the application. Therefore, the scope of the application should not be limited by the embodiments, but should be defined only in accordance with the following claims and their equivalents.

Claims

1. A modular automotive suspension ball joint comprising a ball stud (1), characterized in that, The end of the ball head rod (1) is fixedly connected with a ball head shell (2), the top of the ball head shell (2) is fixedly connected with a rubber ring (7), the top of the rubber ring (7) is fixedly connected with a connecting piece (3), the top of the connecting piece (3) is fixedly connected with a threaded column (4), further comprising: An automatic lubricating mechanism is used to reduce the friction coefficient between the parts of the device when the automobile is running. A sealing and dustproof mechanism is used to staggered installation to prevent assembly gap.

2. The assembled automobile suspension ball head according to claim 1, characterized in that: The automatic lubricating mechanism comprises a sealing sleeve (5) fixedly connected to the bottom of the connecting piece (3), the bottom of the sealing sleeve (5) is fixedly connected with an oil storage ring (8), the inner side of the oil storage ring (8) is fixedly connected with an oil inlet pipe (9), the bottom of the oil inlet pipe (9) is equidistantly provided with a plurality of oil outlet holes (11), and the interiors of the plurality of oil outlet holes (11) are all slidingly connected with oil discharge plugs (12).

3. The assembled automotive suspension ball head of claim 2, wherein: The automatic lubricating mechanism further comprises limiting ring blocks (14) fixedly connected to the outer walls of the oil discharge plugs (12), the limiting ring blocks (14) are provided in the same number as the oil discharge plugs (12), the inner wall of the oil storage ring (8) is equidistantly provided with a plurality of second sliding grooves (15), the outer walls of the limiting ring blocks (14) are all slidingly connected in the second sliding grooves (15), and the inner walls of the oil discharge plugs (12) are all provided with bent hole grooves (13).

4. The assembled automotive suspension ball head of claim 3, wherein: The sealing and dustproof mechanism comprises clamping strips (10) equidistantly fixedly connected to the inner wall of the ball head shell (2), the outer wall of the sealing sleeve (5) is equidistantly provided with a plurality of first sliding grooves (6), the number and position of the first sliding grooves (6) are all corresponding to the bent hole grooves (13), and the oil storage ring (8) is arranged on the inner side of the sealing sleeve (5) close to the first sliding grooves (6).

5. The assembled automotive suspension ball head of claim 4, wherein: The top of the bent hole groove (13) is in communication with the interior of the oil storage ring (8), and the bottom is in communication with the first sliding groove (6).

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