CN217502338U - High-strength spherical hinge type coupler - Google Patents

Abstract

The utility model provides a high-strength ball-and-socket joint type coupler, which relates to the technical field of couplers and comprises an upper connecting block, wherein the bottom center of the upper connecting block is fixedly connected with a circular ring, a stud is embedded in the bottom center of the upper connecting block, the bottom end surface of the stud is fixedly connected with a spherical connecting part, and the middle position of the two side surfaces of the stud is provided with a positioning pin in a penetrating way, the bottom of the spherical connecting part is provided with a lower connecting block, the upper connecting block and the lower connecting block can be conveniently rotated independently through the inner ring and the outer ring of a bearing by the arranged bearing, the inner ring of the bearing is driven to rotate by the spherical connecting part when the angle of the upper connecting block and the lower connecting block is adjusted, the friction between the bearing and the spherical connecting part is conveniently reduced, and the relative position of the connecting part and the two blocks is conveniently fixed by the arranged nut, namely, the two blocks and the arc blocks are ensured to be attached to the surface of the spherical connecting part, prevent that spherical connecting portion from breaking away from two dogs, guarantee that the relative position of spherical connecting portion and dog is fixed.

Description

High-strength spherical hinge type coupler

Technical Field

The utility model relates to a shaft coupling technical field especially relates to a high strength ball pivot formula shaft coupling.

Background

The coupling is a device which connects two shafts or a shaft and a rotating part, rotates together in the process of transmitting motion and power and does not separate under normal conditions, and is sometimes used as a safety device for preventing the connected machine parts from bearing overlarge load, thereby playing the role of overload protection.

The relative position of the existing spherical hinge type coupler is fixed, namely, the coupler is represented to have non-detachability, and then when the spherical hinge type coupler is used for a long time, the spherical connecting part is in long-time rotating contact, certain abrasion can be generated on the surface of the spherical connecting part, the connecting part is led to generate a gap, and then the connecting part is led to shake or generate abnormal sound.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current ball joint formula shaft coupling relative position among the prior art and being fixed, show that the shaft coupling has non-detachability promptly, and then when ball joint formula shaft coupling in long-time use, spherical coupling part is through long-time rotatory contact, and its surface can produce certain wearing and tearing, leads to the junction to produce the gap, and then leads to the junction can rock or produce the problem of abnormal sound, and the high strength ball joint formula shaft coupling that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-strength spherical hinge type coupler comprises an upper connecting block, wherein a circular ring is fixedly connected at the center of the bottom of the upper connecting block, a stud is embedded in the center of the bottom of the upper connecting block in a threaded manner, the bottom end face of the stud is fixedly connected with a spherical connecting part, and the middle parts of the two side surfaces of the stud are provided with positioning pins in a penetrating way, the bottom of the spherical connecting part is provided with a lower connecting block, the two side positions of the top of the lower connecting block are respectively provided with a sinking groove, bolts are arranged at the top parts of the outer surfaces of the two sides of the lower connecting block in a penetrating way, the inner surface of the sinking groove is connected with a stop block in a sliding way, the inner surface of the stop block is fixedly connected with a bearing, and a connecting piece penetrates through the position, close to the bottom, of one side of the check block at one side, a rotating shaft is fixedly connected to the bottom of the check block, and arc-shaped blocks are fixedly connected to the positions, located on the bearings, of the front surface and the rear surface of the check block respectively.

Preferably, the surface of the stud is in sliding connection with the inner surface of the circular ring, and the surface of the positioning pin is in threaded penetration arrangement with the inner surface of the circular ring.

Preferably, the outer surface of the outer ring of the bearing is fixedly connected with the inner surface of the stop block, and the inner surface of the inner ring of the bearing is in rolling connection with the surface of the spherical connecting part.

Preferably, the surface of the arc-shaped block is in rolling connection with the surface of the spherical connecting part, and the surface of the arc-shaped block is in sliding connection with the outer surface of the circular ring.

Preferably, a surface of the connector penetrates through a surface of the stopper at the other side position, and a nut is threadedly coupled to the other side of the surface of the connector.

Preferably, the surface of the rotating shaft is slidably connected with the front and rear inner surfaces of the sink groove, the surface of the bolt penetrates through the surface of the stopper, and the surface of the bolt is in threaded connection with the inner surface of one side of the sink groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, it realizes through rotatory bolt that takes off that spherical connecting portion drive two dogs and rises to the pivot and be located the internal surface top position of heavy groove, and take off the nut and realize that the connecting piece takes off, and then be convenient for realize that dog rotation certain angle realizes that dog and arc break away from spherical connecting portion, be convenient for realize going up connecting block and lower connecting block separation, then rotatory locating pin of taking off, realize locating pin and double-screw bolt and ring separation, and then be convenient for realize the double-screw bolt rotation through rotatory spherical connecting portion, and then realize the spherical connecting portion and the last connecting block separation of wearing and tearing, be convenient for realize the dismantlement of the spherical connecting portion of wearing and tearing and change.

2. The utility model discloses in, through the bearing that sets up, be convenient for pass through the characteristic of the outer lane independent rotation in the bearing, connecting block and lower connecting block are when angular adjustment in the realization, it is rotatory to drive the inner circle of bearing through spherical connecting portion, be convenient for reduce the frictional force between bearing and the spherical connecting portion, and the nut through setting is convenient for realize the relative position of connecting piece and two dogs fixed, guarantee the surface of two dogs and the spherical connecting portion of arc piece laminating promptly, prevent that spherical connecting portion from breaking away from two dogs, guarantee that the relative position of spherical connecting portion and dog is fixed.

Drawings

Fig. 1 is a schematic perspective view of a high-strength ball-and-socket joint coupling according to the present invention;

fig. 2 is a schematic rear view of the high-strength ball-and-socket joint coupler of fig. 1 according to the present invention;

fig. 3 is a schematic cross-sectional view of the high-strength ball-and-socket joint coupler of fig. 1 according to the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

Illustration of the drawings: 1. an upper connecting block; 2. a lower connecting block; 3. a bolt; 4. A spherical connecting portion; 5. A stopper; 6. An arc-shaped block; 7. A circular ring; 8. A nut; 9. A bearing; 10. sinking a groove; 11. a connecting member; 12. a stud; 13. positioning pins; 14. a rotating shaft.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 to 4, a high strength ball-and-socket coupling comprises an upper connecting block 1, a ring 7 is fixedly connected to the center of the bottom of the upper connecting block 1, a stud 12 is connected to the center of the bottom of the upper connecting block 1 in an embedded threaded manner, a spherical connecting portion 4 is fixedly connected to the bottom end surface of the stud 12, a positioning pin 13 is disposed at the middle position of the two side surfaces of the stud 12, a lower connecting block 2 is disposed at the bottom of the spherical connecting portion 4, sinking grooves 10 are respectively disposed at the two sides of the top of the lower connecting block 2, bolts 3 are disposed at the top positions of the two side outer surfaces of the lower connecting block 2 in a penetrating manner, a stopper 5 is slidably connected to the inner surface of the sinking groove 10, a bearing 9 is fixedly connected to the inner surface of the stopper 5, a connecting member 11 is disposed at a position near the bottom of one side of the stopper 5, and a rotating shaft 14 is fixedly connected to the bottom of the stopper 5, and the front and back surfaces of the stopper 5 are respectively fixedly connected with arc blocks 6 at the positions of the bearings 9.

The effect that its whole embodiment 1 reached does, the one side center department in opposite directions of last connecting block 1 and lower connecting block 2 that sets up is the recessed setting respectively, be convenient for connect the connecting axle that needs to connect, go up connecting block 1 and double-screw bolt 12 threaded connection, and double-screw bolt 12 is connected with the fixed surface of spherical connecting portion 4, it is rotatory to be convenient for drive double-screw bolt 12 through spherical connecting portion 4, realize the dismouting of double-screw bolt 12, the heavy groove 10 that sets up is the cross setting, and guarantee that dog 5 can only slide up and down in heavy groove 10 and go up and down.

Embodiment 2, as shown in fig. 1 to 4, the surface of the stud 12 is slidably connected to the inner surface of the ring 7, the surface of the positioning pin 13 is disposed to penetrate through the inner surface of the ring 7, the outer ring outer surface of the bearing 9 is fixedly connected to the inner surface of the stopper 5, the inner ring inner surface of the bearing 9 is connected to the surface of the spherical connecting portion 4 in a rolling manner, the surface of the arc block 6 is connected to the outer surface of the ring 7 in a sliding manner, the surface of the connecting member 11 penetrates through the surface of the stopper 5 at the other side position, the other side of the surface of the connecting member 11 is connected to the nut 8 in a threaded manner, the surface of the rotating shaft 14 is connected to the front and rear inner surfaces of the sinking groove 10 in a sliding manner, the surface of the bolt 3 penetrates through the surface of the stopper 5, and the surface of the bolt 3 is connected to the inner surface of the sinking groove 10 in a threaded manner.

The whole embodiment 2 has the effects that the positioning pin 13 penetrates through the stud 12 and the ring 7, so that the relative position fixation of the stud 12 and the ring 7 is conveniently realized, namely, the stud 12 and the upper connecting block 1 are prevented from rotating relatively, the outer ring of the bearing 9 is fixedly connected with the inner surface of the stop block 5 so that the position fixation of the bearing 9 is conveniently realized, the position clamping of the spherical connecting part 4 is conveniently realized through the inner ring of the bearing 9 and the arc-shaped block 6, the spherical connecting part 4 can be ensured to rotate at any angle in the two stop blocks 5, the nut 8 is arranged on the surface of the stop block 5 at the other side, the connecting piece 11 penetrates through the two stop blocks 5 so that the relative position fixation of the two stop blocks 5 is conveniently realized, the bolt 3 penetrates through the stop blocks 5 and is in threaded connection with the inner surface at one side of the sinking groove 10 so that the relative position fixation of the stop blocks 5 and the sinking groove 10 is conveniently realized, i.e. to ensure that the relative position of the stop 5 and the lower connecting block 2 is fixed.

The theory of operation, when 4 wearing and tearing of spherical connecting portion are changed, rotatory bolt 3 of taking off realizes that spherical connecting portion 4 drives two dog 5 and rises to the internal surface top position that pivot 14 is located heavy groove 10, take off nut 8 and realize that connecting piece 11 takes off, dog 5 is rotatory certain angle and is realized that bearing 9 and arc piece 6 break away from spherical connecting portion 4, connecting block 1 and lower connecting block 2 separation in the realization, then rotatory locating pin 13 of taking off, realize locating pin 13 and double-screw bolt 12 and ring 7 separation, it is rotatory to realize double-screw bolt 12 through rotatory spherical connecting portion 4, and then realize the spherical connecting portion 4 and the last connecting block 4 separation of wearing and tearing, be convenient for realize the dismantlement of the spherical connecting portion 4 of wearing and tearing and changing.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a high strength ball pivot shaft coupling, includes connecting block (1), its characterized in that: the bottom center of the upper connecting block (1) is fixedly connected with a ring (7), the bottom center of the upper connecting block (1) is internally embedded with a stud (12) in a threaded manner, the bottom end face of the stud (12) is fixedly connected with a spherical connecting part (4), the middle positions of the two side surfaces of the stud (12) are provided with a positioning pin (13) in a penetrating manner, the bottom of the spherical connecting part (4) is provided with a lower connecting block (2), the two sides of the top of the lower connecting block (2) are respectively provided with a sinking groove (10), the top positions of the two side outer surfaces of the lower connecting block (2) are provided with a bolt (3) in a penetrating manner, the inner surface of the sinking groove (10) is connected with a stop block (5) in a sliding manner, the inner surface of the stop block (5) is fixedly connected with a bearing (9), and one side of the stop block (5) at one side position is provided with a connecting piece (11) in a penetrating manner near the bottom position, the bottom of the stop block (5) is fixedly connected with a rotating shaft (14), and the front surface and the rear surface of the stop block (5) are respectively and fixedly connected with an arc-shaped block (6) at the position of the bearing (9).

2. The high strength ball-and-socket joint coupling of claim 1, wherein: the surface of the stud (12) is in sliding connection with the inner surface of the circular ring (7), and the surface of the positioning pin (13) is in threaded penetration arrangement with the inner surface of the circular ring (7).

3. The high strength ball-and-socket joint coupling of claim 1, wherein: the outer surface of the outer ring of the bearing (9) is fixedly connected with the inner surface of the stop block (5), and the inner surface of the inner ring of the bearing (9) is in rolling connection with the surface of the spherical connecting part (4).

4. The high strength ball joint coupling of claim 1, wherein; the surface of the arc-shaped block (6) is in rolling connection with the surface of the spherical connecting part (4), and the surface of the arc-shaped block (6) is in sliding connection with the outer surface of the circular ring (7).

5. The high strength ball-and-socket joint coupling of claim 1, wherein: the surface of the connecting piece (11) penetrates through the surface of the stop block (5) at the other side position, and the other side of the surface of the connecting piece (11) is in threaded connection with a nut (8).

6. The high strength ball and socket joint coupling of claim 1, wherein; the surface of the rotating shaft (14) is in sliding connection with the front inner surface and the rear inner surface of the sinking groove (10), the surface of the bolt (3) penetrates through the surface of the stop block (5), and the surface of the bolt (3) is in threaded connection with the inner surface of one side of the sinking groove (10).

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