CN209687922U - A kind of spherical plain bearing rod end and connecting rod and polygonal linking arm - Google Patents

Abstract

The utility model discloses a kind of spherical plain bearing rod ends, belong to the technical field of oscillating bearing, it is intended to provide a kind of shock-absorbing, bear bigger vibration, the spherical plain bearing rod end prolonged its service life, its key points of the technical solution are that including outer ring body and the inner ring body being arranged in outer ring body, it further include the rod end being fixedly connected with outer ring body, external screw thread is carved on the rod end, the inner ring body outer wall is spherical in shape, flexible damping body is equipped between the inner ring body and outer ring body, the shock reducing structure lateral wall is bonded with outer ring body inner wall, and shock reducing structure inner wall is bonded with outer ring body outer wall.By the setting of shock reducing structure, mitigates and damaged as rigid contact and caused by the two between inner ring body and outer ring body, extend the service life of spherical plain bearing rod end, improve vehicle service life indirectly.The utility model discloses a kind of connecting rods, belong to the technical field of oscillating bearing, and the utility model discloses a kind of polygonal linking arms, belong to the technical field of oscillating bearing.

Description

A kind of spherical plain bearing rod end and connecting rod and polygonal linking arm

Technical field

The utility model relates to the technical field of oscillating bearing, in particular to a kind of spherical plain bearing rod end and connecting rod and more Angle linking arm.

Background technique

Oscillating bearing is a kind of spherical bearing, and sliding contact surface is an Internal Spherical Surface and a spherical outside surface, fortune It can be in any angle rotary oscillation when dynamic.

Oscillating bearing is mainly made of the inner ring body of spherical outside surface and one outer ring body of Internal Spherical Surface by one.Joint shaft It holds and is generally used for the lower pendulum motion of speed (i.e. angular movement), it, also can be in certain angle model since slidingsurface is spheric Enclose it is interior make banking motion (i.e. aligning movement), support shaft and axle housing hole nonconcentricity it is larger when, remain to work normally.

In actual use, since oscillating bearing will use the middle stronger occasion of vibration, especially when used in automobile and racing car When upper, vehicle driving is easily caused on the road surface of out-of-flatness and is jolted, simultaneously because the rigid of oscillating bearing is little, this Sample will easily cause the deformation of oscillating bearing, even result in its fracture.

Utility model content

First purpose of the utility model is to provide a kind of spherical plain bearing rod end, has shock-absorbing, bears bigger vibration, prolongs The advantages of long bearing joint service life.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of spherical plain bearing rod end further includes solid with outer ring body including outer ring body and the inner ring body being arranged in outer ring body Surely the rod end connected is carved with external screw thread on the rod end, and the inner ring body outer wall is spherical in shape, between the inner ring body and outer ring body Equipped with flexible damping body, the shock reducing structure lateral wall is bonded with outer ring body inner wall, and shock reducing structure inner wall is bonded with outer ring body outer wall.

By using above-mentioned technical proposal, when spherical plain bearing rod end bears biggish vibration, shock reducing structure absorbs inner ring body Strenuous vibration between outer ring body is damaged as rigid contact and caused by the two, extension rod between the two to mitigate The service life for holding oscillating bearing, improves vehicle service life indirectly.

Further, the outer ring body two sides inner ring edge is equipped with and shock reducing structure is limited between inner ring body and outer ring body Shackle member.

By using above-mentioned technical proposal, when needing to assemble shock reducing structure, only shock reducing structure need to be packed into inner ring body and outer ring body Between, it is then charged into shackle member.In maintenance, shackle member need to only be removed, then replace impaired shock reducing structure, improve maintenance Convenience, reduce maintenance cost.

Further, the shackle member is circlip.

By using above-mentioned technical proposal, circlip is conveniently easy to get, and is clamped secured.

Further, the shackle member is clamping circle, and the clamping circle outer rim is equipped with external screw thread, and outer ring body inner wall is equipped with interior Screw thread, clamping circle are threadedly coupled with outer ring body.

By using above-mentioned technical proposal, clamping circle is easy to assembly, convenient for safeguarding.

Further, the shock reducing structure includes two symmetrically arranged half-turn shock reducing structures.

By using above-mentioned technical proposal, when two half-turn shock reducing structures, one damage, impaired, drop is only needed to change Low maintenance cost, while being also convenient for safeguarding.

Further, offer oil filler point on the outer ring body, there are oil duct between two half-turn shock reducing structures, oil filler point with Oil duct connection.

By using above-mentioned technical proposal, by the way of outside fuel injection, rubbing between shock reducing structure and inner ring body is reduced Power is wiped, to further extend the service life of oscillating bearing.

Further, self-lubricating layer is equipped between the shock reducing structure and inner ring body.

Both by using above-mentioned technical proposal, self-lubricating and oil injecting lubricating two ways can be used, further enhance Between greasy property.

Second purpose of the utility model is to provide a kind of connecting rod, makes with the bigger vibration of shock-absorbing, receiving, extension connecting rod The advantages of with the service life.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of connecting rod, including the body of rod, the body of rod both ends offer internal thread hole, further include that a kind of above-mentioned rod end closes Bearings, rod end and are screwed onto internal thread hole, and the rod end is also bolted with fixture nut, and fixture nut is supported with body of rod end face Touching.

By using above-mentioned technical proposal, on the one hand, the connecting rod has the advantages that damping, prolongs the service life；Another party Face is since rod end is adjustable at a distance from the body of rod, the size of adjustable link torque, and fixture nut enhances rod end joint shaft The fastness connecting with the body of rod is held, in addition, spherical plain bearing rod end can also carry out 360 degree of adjustment relative to the body of rod.

The third purpose of the utility model is to provide a kind of polygonal linking arm, with shock-absorbing, bears bigger vibration, extension The advantages of polygonal linking arm service life.

The above-mentioned technical purpose of the utility model has the technical scheme that

The end of a kind of polygonal linking arm, including polygonal linking arm body, the polygonal linking arm body offers internal screw thread Hole, further includes a kind of above-mentioned spherical plain bearing rod end, rod end and is screwed onto internal thread hole, and the rod end is also bolted with fixed spiral shell Mother, fixture nut and polygonal linking arm body end face contradict.

By using above-mentioned technical proposal, on the one hand, polygonal linking arm has the advantages that damping, prolongs the service life；Separately On the one hand since polygonal linking arm body is adjustable at a distance from the body of rod, the size of polygonal linking arm torque, and fixed spiral shell be can adjust Mother enhances the fastness that spherical plain bearing rod end is connect with polygonal linking arm, in addition, spherical plain bearing rod end can also be relative to polygonal Linking arm body carries out 360 degree of adjustment.

In conclusion the utility model has the following beneficial effects:

1. mitigating and being damaged caused by the two between inner ring body and outer ring body as rigid contact by the setting of shock reducing structure Wound, extends the service life of spherical plain bearing rod end, improves vehicle service life indirectly；

2. can play the convenience for improving maintenance by the setting of shackle member, reduce the effect of maintenance cost.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the spherical plain bearing rod end in embodiment 1；

Fig. 2 is the structural schematic diagram of the spherical plain bearing rod end in embodiment 2；

Fig. 3 is in embodiment 3 for embodying the schematic diagram of connecting rod；

Fig. 4 is in embodiment 4 for embodying the schematic diagram of polygonal linking arm.

In figure, 1, outer ring body；2, inner ring body；3, shock reducing structure；31, half-turn shock reducing structure；4, shackle member；41, circlip；42, block Adapter ring；5, self-lubricating layer；6, oil filler point；7, oil duct；8, rod end；9, the body of rod；10, polygonal linking arm body；11, fixture nut.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Wherein identical components are presented with like reference characters.It should be noted that word used in the following description Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" refers respectively to the direction towards or away from geometric center of specific component.

Embodiment 1: a kind of spherical plain bearing rod end, as shown in Figure 1, including outer ring body 1 and the inner ring being arranged in outer ring body 1 Body 2, inner ring body 2 is interior to be equipped with axis hole.Further include the rod end 8 being fixedly connected with outer ring body 1, is carved with external screw thread, inner ring body on rod end 8 The setting spherical in shape of 2 outer walls, is equipped with flexible damping body 3 between inner ring body 2 and outer ring body 1, in 3 lateral wall of shock reducing structure and outer ring body 1 Wall fitting, 3 inner wall of shock reducing structure are bonded with 1 outer wall of outer ring body.When 8 oscillating bearing of rod end bears biggish vibration, shock reducing structure 3 is inhaled The strenuous vibration between inner ring body 2 and outer ring body 1 is received, is damaged caused by the two as rigid contact between the two to mitigate Wound extends the service life of 8 oscillating bearing of rod end, improves vehicle service life indirectly.

As shown in Figure 1,1 two sides inner ring edge of outer ring body is equipped with shackle member 4, shock reducing structure 3 is limited in inner ring body by shackle member 4 2 are detachably connected with outer ring body 1, shackle member 4 with outer ring body 1.When needing to assemble shock reducing structure 3, only shock reducing structure 3 need to be packed into inner ring Between body 2 and outer ring body 1, then shackle member 4 is blocked.In maintenance, shackle member 4 need to only be removed, then replacement is impaired subtracts Body 3 is shaken, the convenience of maintenance is improved, reduces maintenance cost.

In the present embodiment, shackle member 4 uses circlip 41, and circlip 41 is conveniently easy to get, and firmly installs.

As shown in Figure 1, shock reducing structure 3 includes two symmetrically arranged half-turn shock reducing structures 313, half-turn shock reducing structure 313 is in structure Taking up an official post is a completion circular configuration.When the one of damage of two half-turn shock reducing structures 313, only need to change it is impaired, Reduce maintenance cost, more convenient maintenance.

As indicated with 1, oil filler point 6 is offered on outer ring body 1, there are ring shaped oil passage 7, oil between two half-turn shock reducing structures 313 Road 7 is arranged around inner ring body 2, and oil filler point 6 is connected to oil duct 7.By the way of outside fuel injection, shock reducing structure 3 and inner ring are reduced Frictional force between body 2, to further extend the service life of oscillating bearing.

As shown in Figure 1, self-lubricating layer 5 is equipped between shock reducing structure 3 and inner ring body 2, by self-lubricating and two kinds of sides of oil injecting lubricating Formula combines, and regardless of any lubricating system failure, can guarantee its normal work.

In addition, the single lubricating system of oil injecting lubricating and self-lubricating can also be used, actual design can be carried out as needed.

Embodiment 2: a kind of spherical plain bearing rod end, as shown in Fig. 2, difference from example 1 is that, shackle member 4 is Clamping circle 42, clamping 42 outer rims of circle are equipped with external screw thread, and 1 inner wall of outer ring body is equipped with internal screw thread, and clamping circle 42 connects with 1 screw thread of outer ring body It connects.It is easy to assembly using this kind of assembly method.

Embodiment 3: a kind of connecting rod, as shown in figure 3, including the body of rod 9,9 both ends of the body of rod offer internal thread hole, further include A kind of above-mentioned spherical plain bearing rod end, rod end 8 and is screwed onto internal thread hole, and rod end 8 is also bolted with fixture nut 11, fixed spiral shell Mother 11 contradicts with 9 end face of the body of rod.

On the one hand, which has the advantages that the damping of oscillating bearing in embodiment 1, prolongs the service life.On the other hand Since rod end 8 is adjustable at a distance from the body of rod 9, the size of adjustable link torque, and also fixture nut 11 enhances rod end joint The fastness that bearing is connect with the body of rod 9 uses model in addition, 8 oscillating bearing of rod end can also carry out 360 degree of adjustment relative to the body of rod 9 It encloses wider.

Embodiment 4: a kind of polygonal linking arm, as shown in figure 4, only with Triangular Arm as an example, but not only in the present embodiment Being limited to Triangular Arm can also be used in other polygonal linking arms.Including polygonal linking arm body 10, the end of polygonal linking arm body 10 is opened Further include a kind of above-mentioned 8 oscillating bearing of rod end equipped with internal thread hole, rod end 8 and be screwed onto internal thread hole, rod end 8 goes back spiral shell It is connected to fixture nut 11, fixture nut 11 and polygonal 10 end face of linking arm body contradict.

On the one hand, which has the advantages that the damping of oscillating bearing in embodiment 1, prolongs the service life；Separately On the one hand since polygonal linking arm body 10 is adjustable at a distance from the body of rod 9, it can adjust the size of polygonal linking arm torque, and fixed Nut 11 enhances the fastness that 8 oscillating bearing of rod end is connect with polygonal linking arm, in addition, 8 oscillating bearing of rod end can also be opposite 360 degree of adjustment are carried out in polygonal linking arm body 10, use scope is wider.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of spherical plain bearing rod end further includes fixing with outer ring body including outer ring body and the inner ring body being arranged in outer ring body The rod end of connection is carved with external screw thread on the rod end, it is characterised in that: the inner ring body outer wall is spherical in shape, the inner ring body with Flexible damping body is equipped between outer ring body, the shock reducing structure lateral wall is bonded with outer ring body inner wall, shock reducing structure inner wall and outer ring body Outer wall fitting.

2. a kind of spherical plain bearing rod end according to claim 1, it is characterised in that: the outer ring body two sides inner ring edge is set Have shackle member shock reducing structure being limited between inner ring body and outer ring body.

3. a kind of spherical plain bearing rod end according to claim 2, it is characterised in that: the shackle member is circlip.

4. a kind of spherical plain bearing rod end according to claim 2, it is characterised in that: the shackle member is clamping circle, described Clamping circle outer rim is equipped with external screw thread, and outer ring body inner wall is equipped with internal screw thread, and clamping circle is threadedly coupled with outer ring body.

5. a kind of spherical plain bearing rod end according to claim 2, it is characterised in that: the shock reducing structure includes two and symmetrically sets The half-turn shock reducing structure set.

6. a kind of spherical plain bearing rod end according to claim 5, it is characterised in that: offer oiling on the outer ring body Hole, there are oil duct between two half-turn shock reducing structures, oil filler point is connected to oil duct.

7. a kind of spherical plain bearing rod end according to claim 2, it is characterised in that: set between the shock reducing structure and inner ring body There is self-lubricating layer.

8. a kind of connecting rod, including the body of rod, the body of rod both ends offer internal thread hole, it is characterised in that: further include 1~7 A kind of spherical plain bearing rod end described in one, rod end and is screwed onto internal thread hole, and the rod end is also bolted with fixture nut, fixed Nut and body of rod end face contradict.

9. the end of a kind of polygonal linking arm, including polygonal linking arm body, the polygonal linking arm body offers internal thread hole, It is characterized by also including a kind of 1~7 any spherical plain bearing rod end, rod end and it is screwed onto internal thread hole, the bar End is also bolted with fixture nut, and fixture nut and polygonal linking arm body end face contradict.