CN218760922U - Rod end joint bearing - Google Patents

Abstract

The utility model relates to a joint bearing technical field just discloses a rod end joint bearing, including the installation cover, the inside movable mounting of installation cover has movable sliding ring, movable sliding ring's inside movable mounting has the shaft diameter cover, damping mechanism is installed to the bottom of installation cover, the stay tube is installed to damping mechanism's bottom. The utility model discloses a set up ball groove and support ball between installation cover and activity sliding ring, can install the friction between cover and the activity sliding ring with ground, prevent to install between cover and the activity sliding ring impaired, and install the damping frame additional through the bottom at the installation cover, be convenient for play the effect of damping to whole joint bearing, and the effect through inside second spring of damping frame and damping piece, can absorb the vibration energy of transmitting the damping frame inside through the below, thereby can reduce whole joint bearing effectively and receive the influence of vibrations, make whole joint bearing remain stable when using.

Description

Rod end joint bearing

Technical Field

The utility model relates to a joint bearing technical field especially relates to a rod end joint bearing.

Background

The joint bearing is a spherical sliding bearing, the sliding contact surfaces of the joint bearing are an inner spherical surface and an outer spherical surface, the joint bearing can rotate and swing at any angle during movement, and the joint bearing has the characteristics of high load capacity, impact resistance, corrosion resistance, wear resistance, self-aligning, good lubrication and the like.

When the existing knuckle bearing is used, the inner spherical sliding ring and the inner side of the outer supporting sleeve are subjected to sliding friction, after long-time friction, the outer diameter of the spherical sliding ring changes, the spherical sliding ring falls off, the damping effect of the knuckle bearing is poor, and therefore the normal use of the knuckle bearing is affected.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: when the existing knuckle bearing is used, the inner spherical slip ring of the knuckle bearing and the inner side of the outer supporting sleeve are subjected to sliding friction, after long-time friction, the outer diameter of the spherical slip ring is changed, the spherical slip ring is caused to fall off, the damping effect of the knuckle bearing is poor, and therefore the normal use of the knuckle bearing is affected, and the rod end knuckle bearing is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a rod end joint bearing, includes the installation cover, the inside movable mounting of installation cover has movable sliding ring, movable sliding ring's inside movable mounting has the axle diameter cover, damping mechanism is installed to the bottom of installation cover, the stay tube is installed to damping mechanism's bottom, the spacing ring is installed to the bottom in stay tube inner chamber, the fixed block is installed to the bottom screw thread in stay tube inner chamber, the supporting shoe is installed on the top of fixed block, first spring is installed to the interior roof of stay tube, the fly leaf is installed to the bottom of first spring, the top of supporting shoe is passed the spacing ring and is contacted with the fly leaf, the fixed plate is installed to the bottom of fixed block.

Preferably, the vibration reduction mechanism comprises a vibration reduction frame arranged in the middle of the bottom end of the mounting sleeve, damping blocks are arranged on the upper inner wall and the lower inner wall of the vibration reduction frame, and a second spring is arranged on one side, opposite to the two damping blocks, of the two damping blocks.

Preferably, the inner side of the mounting sleeve and the outer side of the movable slip ring are both provided with bilateral symmetry ball grooves, and the ball grooves are respectively and movably provided with uniformly distributed supporting balls.

Preferably, the equal vertical spacing groove of having seted up in the bottom of two inner walls about the stay tube, the stopper is all installed to the both sides of fly leaf, the stopper is the activity respectively and alternates in the inside in spacing groove.

Preferably, the bottom of the outer side of the supporting tube is provided with a limiting sleeve in a threaded manner, and the bottom end of the limiting sleeve is in contact with the top end of the fixing plate.

Preferably, the middle part of the bottom end of the fixing plate is provided with a fixing rod.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses a shaft diameter cover can carry out the rotation of arbitrary angle in the inside of activity sliding ring, make things convenient for whole joint bearing to connect the use, can satisfy joint bearing's normal use, through set up ball groove and support ball between installation cover and activity sliding ring, can install the friction between cover and the activity sliding ring with ground, prevent to damage between installation cover and the activity sliding ring, and install the damping frame additional through the bottom at the installation cover, be convenient for play the effect of damping to whole joint bearing, and through the effect of the inside second spring of damping frame and damping piece, can absorb the vibration energy of transmitting the damping frame inside through the below, thereby can reduce whole joint bearing effectively and receive the influence of vibrations, make whole joint bearing remain stable when using.

(2) The utility model discloses a fixed block screw thread is installed in the bottom of stay tube, make the supporting shoe pass the spacing ring and to the fly leaf jack-up that makes progress, compress first spring through the fly leaf, reverse effort through first spring, can play the effect of buffering to the supporting shoe, and alternate respectively in the inside of spacing groove through the stopper, make the fly leaf remain stable when sliding from top to bottom, make its downstream through the antiport stop collar, the bottom and the fixed plate contact of stop collar, make the fixed plate remain stable in the bottom of stay tube, prevent that the fixed block from driving the condition that the fixed plate takes place the antiport and drops.

Drawings

FIG. 1 is a schematic view of the overall internal structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1;

fig. 3 is a schematic structural diagram of a first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

In the figure: 1. installing a sleeve; 2. a movable slip ring; 3. a shaft diameter sleeve; 4. a vibration reduction mechanism; 41. a vibration damping frame; 42. a second spring; 43. a damping block; 5. supporting a pipe; 6. a fixing plate; 7. a fixing rod; 8. a fixed block; 9. a position limiting sleeve; 10. a movable plate; 11. a first spring; 12. a limiting groove; 13. a limiting block; 14. a limiting ring; 15. a support block; 16. a ball groove; 17. supporting the balls.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, a rod end joint bearing includes a mounting sleeve 1, a movable slip ring 2 is movably mounted inside the mounting sleeve 1, a shaft diameter sleeve 3 is movably mounted inside the movable slip ring 2, a limit ring 14 is mounted at the bottom of an inner cavity of the support tube 5 through the shaft diameter sleeve 3, a fixing block 8 is mounted at the bottom of the inner cavity of the support tube 5, a support block 15 is mounted at the top of the fixing block 8, a first spring 11 is mounted at an inner top wall of the support tube 5, a movable plate 10 is mounted at the bottom of the first spring 11, limit grooves 12 are vertically formed at bottoms of left and right inner walls of the support tube 5, limit blocks 13 are mounted at both sides of the movable plate 10, the limit blocks 13 are movably inserted into the limit grooves 12 respectively, the limit blocks 13 are inserted into the fixing grooves 12 respectively, the movable plate 10 is kept stable when the movable plate slides up and down, the top of the support block 15 contacts the movable plate 10, the fixing block 14 is mounted at the bottom of the movable plate 5 through the screw threads, the limit grooves 15 and the fixing block 9 is capable of compressing the fixing block 9, and the fixing block 9 is mounted on the bottom of the movable plate, and the fixing plate 9, make fixed plate 6 at the bottom of stay tube 5 remain stable, prevent that fixed block 8 from driving fixed plate 6 and taking place the condition that the antiport and drop, the mid-mounting of fixed plate 6 bottom has dead lever 7, can be connected whole joint bearing and exterior structure through dead lever 7 and fix.

The first embodiment is as follows:

as shown in fig. 3, the damping mechanism 4 includes a damping frame 41 installed in the middle of the bottom end of the mounting sleeve 1, damping blocks 43 are installed on the upper and lower inner walls of the damping frame 41, a second spring 42 is installed on the opposite sides of the two damping blocks 43, and the vibration energy transmitted to the inside of the damping frame 41 through the lower part can be absorbed by the action of the second spring 42 and the damping block 43 inside the damping frame 41, so that the influence of the vibration on the whole joint bearing can be effectively reduced, and the whole joint bearing can be kept stable when in use

Example two:

as shown in fig. 4, bilateral symmetry's ball groove 16 has all been seted up to the inboard of installing sleeve 1 and the outside of activity sliding ring 2, and the inside of ball groove 16 is movable mounting respectively has evenly distributed's support ball 17, through set up ball groove 16 and support ball 17 between installing sleeve 1 and activity sliding ring 2, can be with the friction between installing sleeve 1 and the activity sliding ring 2, prevent to damage between installing sleeve 1 and the activity sliding ring 2.

The utility model discloses in, the user is when using the device, connect the axis body and install the inside at axle footpath cover 3, 8 threaded installations of fixed block are in the bottom of stay tube 5, make supporting shoe 15 pass spacing ring 14 to fly leaf 10 jack-ups, compress first spring 11 through fly leaf 10, reverse acting force through first spring 11, can play the effect of buffering to supporting shoe 15, the antiport stop collar 9 makes its downstream, the bottom and the fixed plate 6 contact of stop collar 9, make fixed plate 6 remain stable in the bottom of stay tube 5, when whole joint bearing receives the vibration influence, through the effect of the inside second spring 42 of damping frame 41 and damping piece 43, can absorb the vibration energy of transmitting the inside of damping frame 41 through the below, thereby can reduce effectively that whole joint bearing receives the influence of vibrations.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims (6)

1. The utility model provides a rod end joint bearing, includes installation cover (1), its characterized in that, the inside movable mounting of installation cover (1) has movable sliding ring (2), the inside movable mounting of movable sliding ring (2) has shaft diameter cover (3), damping mechanism (4) are installed to the bottom of installation cover (1), stay tube (5) are installed to the bottom of damping mechanism (4), spacing ring (14) are installed to the bottom of stay tube (5) inner chamber, fixed block (8) are installed to the bottom screw thread in stay tube (5) inner chamber, supporting shoe (15) are installed on the top of fixed block (8), first spring (11) are installed to the interior roof of stay tube (5), fly leaf (10) are installed to the bottom of first spring (11), spacing ring (14) are passed at the top of supporting shoe (15) and are contacted with fly leaf (10), fixed plate (6) are installed to the bottom of fixed block (8).

2. A rod end knuckle bearing according to claim 1, wherein the vibration damping mechanism (4) comprises a vibration damping frame (41) installed in the middle of the bottom end of the mounting sleeve (1), damping blocks (43) are installed on the upper inner wall and the lower inner wall of the vibration damping frame (41), and a second spring (42) is installed on one side, opposite to the two damping blocks (43), of the two damping blocks.

3. A rod end joint bearing according to claim 1, wherein the inner side of the mounting sleeve (1) and the outer side of the movable slip ring (2) are both provided with bilateral symmetry ball grooves (16), and the ball grooves (16) are respectively and movably provided with uniformly distributed support balls (17) inside.

4. A rod end joint bearing according to claim 1, wherein the bottom of the left and right inner walls of the support tube (5) are vertically provided with limiting grooves (12), the two sides of the movable plate (10) are provided with limiting blocks (13), and the limiting blocks (13) are respectively and movably inserted into the limiting grooves (12).

5. A rod end joint bearing according to claim 1, wherein a stop collar (9) is threadedly mounted on the bottom of the outer side of the support tube (5), and the bottom end of the stop collar (9) is in contact with the top end of the fixing plate (6).

6. A rod end joint bearing according to claim 1, wherein a fixing rod (7) is mounted at the middle of the bottom end of the fixing plate (6).

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