CN209818974U

CN209818974U - Joint assembly

Info

Publication number: CN209818974U
Application number: CN201920635963.7U
Authority: CN
Inventors: 梁振杰
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2019-12-20
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses a joint Assembly belongs to the pipe connection technology field, joint Assembly is including connecting, transition swivel nut and inciting somebody to action connect the elasticity clamp ring of being connected with the transition swivel nut, transition swivel nut one end be equipped with the external screw thread that is used for connecting the oilhole, the other end be equipped with elasticity clamp ring crimping is in the flange of oilhole terminal surface, elasticity clamp ring and flange between be equipped with the joint structure, joint one end be equipped with the ball-type structure body, elasticity clamp ring in be equipped with the tight chamber of clamp of ball-type structure body looks adaptation. The utility model discloses can make things convenient for the uniformity of direction between control joint and the oil pipe, avoid oil pipe to produce side direction stress, improve the reliability of oil pipe work.

Description

Joint assembly

Technical Field

The utility model relates to a pipe connection technical field, more specifically say, it relates to a joint Assembly.

Background

At present, when the hinged pipe joint assembly shown in fig. 1 is installed in an oil hole, a hinged bolt A is directly rotationally fastened in the oil hole, and a hinged pipe joint member B is connected with an oil pipe.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to the above-mentioned of prior art, the utility model provides a can make things convenient for the uniformity of direction between control joint and the oil pipe, avoid oil pipe to produce side direction stress's joint Assembly.

The technical scheme of the utility model is that: a joint assembly comprises a joint, a transition threaded sleeve and an elastic clamping ring for connecting the joint with the transition threaded sleeve, wherein one end of the transition threaded sleeve is provided with an external thread for connecting an oil hole, the other end of the transition threaded sleeve is provided with a flange for pressing the elastic clamping ring on the end face of the oil hole, a clamping structure is arranged between the elastic clamping ring and the flange, one end of the joint is provided with a spherical structure, and a clamping cavity matched with the spherical structure is arranged in the elastic clamping ring.

As a further improvement, the clamping structure comprises an inner annular boss arranged in the elastic clamping ring and an outer annular boss arranged on the periphery of the flange, the diameter of the outer annular boss is larger than the inner diameter of the inner annular boss, and the flange is movably inserted into an inner hole of the inner annular boss.

Furthermore, one side of the flange is provided with a first sealing ring which can be in contact connection with the end face of the oil hole, and the other side of the flange is provided with a second sealing ring which is in contact connection with the spherical structure.

Furthermore, a hexagonal hole which is coaxially arranged with the transition threaded sleeve is arranged in the flange.

Furthermore, two sides of the spherical structure body are respectively provided with a dismounting groove, and correspondingly, the elastic clamping ring is respectively provided with a dismounting abdicating groove corresponding to the position of each dismounting groove.

Furthermore, the elastic clamping ring is provided with a joint abdicating groove.

Furthermore, the other end of the joint is provided with an oil pipe anti-skid structure.

The disassembly tool comprises bolts, a clamping sleeve and a support, clamping jaws matched with the disassembly grooves are respectively arranged at one end of the clamping sleeve, screw holes matched with the bolts are formed in the other end of the clamping sleeve, an installation hole for installing the bolts is formed in one end of the support, a split ring capable of being sleeved on the periphery of the elastic clamping ring is arranged at the other end of the support, and a support boss for supporting the split ring is arranged on the periphery of the elastic clamping ring.

Advantageous effects

Compared with the prior art, the utility model, the advantage that has does: the utility model compresses the elastic clamping ring on the end face of the oil hole through the transition threaded sleeve, and then clamps the spherical structural body in the elastic clamping ring to realize the fixation of the joint, thereby effectively preventing the process of screwing the transition threaded sleeve from driving the joint to rotate, conveniently controlling the direction consistency between the joint and the oil pipe, avoiding the oil pipe from generating lateral stress and improving the working reliability of the oil pipe; the sealing rings are arranged on two sides of the flange, so that the sealing performance of the whole joint assembly can be effectively improved; the joint can be conveniently detached through the detaching tool, and the operation is simple and labor-saving.

Drawings

FIG. 1 is a block diagram of a conventional technique;

fig. 2 is an exploded schematic view of the present invention;

fig. 3 is an assembly schematic view of the present invention;

FIG. 4 is a schematic diagram of the practical application of the present invention;

fig. 5 is a schematic front view of the dismounting tool of the present invention;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

fig. 7 is a schematic top view of the disassembly tool of the present invention;

fig. 8 is a schematic structural view of the middle card sleeve of the present invention;

fig. 9 is a schematic front view of the bracket of the present invention;

fig. 10 is a schematic top view of the bracket of the present invention;

FIG. 11 is a cross-sectional view taken along line B-B of FIG. 9;

fig. 12 is a schematic structural view of the middle joint of the present invention;

fig. 13 is a schematic structural view of a middle transition thread insert according to the present invention;

fig. 14 is a schematic structural view of the middle double joint of the present invention.

Wherein: the anti-skid oil pipe comprises a joint 1, a transition threaded sleeve 2, an elastic clamping ring 3, an oil hole 4, an external thread 5, a flange 6, a spherical structure 7, a clamping cavity 8, an inner annular boss 9, an outer annular boss 10, a first sealing ring 11, a second sealing ring 12, a hexagonal hole 13, a disassembly groove 14, a disassembly abdicating groove 15, a joint abdicating groove 16, an oil pipe anti-skid structure 17, a bolt 18, a clamping sleeve 19, a support 20, a clamping jaw 21, a screw hole 22, a mounting hole 23, a split ring 24 and a support boss 25.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 2-13, a joint assembly comprises a joint 1, a transition threaded sleeve 2 and an elastic clamping ring 3 for connecting the joint 1 and the transition threaded sleeve 2, wherein one end of the transition threaded sleeve 2 is provided with an external thread 5 for connecting an oil hole 4, the other end of the transition threaded sleeve is provided with a flange 6 for crimping the elastic clamping ring 3 on the end surface of the oil hole 4, a clamping structure is arranged between the elastic clamping ring 3 and the flange 6, the clamping structure comprises an inner annular boss 9 arranged in the elastic clamping ring 3, locate the peripheral outer annular boss 10 that the diameter is greater than inner ring shape boss 9 internal diameter of flange 6, flange 6 activity is pegged graft in inner ring shape boss 9 hole, and the height that the part of flange 6 pegging graft in inner ring shape boss 9 hole is less than inner ring shape boss 9 is highly, guarantees elastic clamping ring 3's terminal surface and oilhole 4 terminal surface contact to and the outer annular boss 10 of assurance withhold on inner ring shape boss 9 surface. A spherical structure body 7 is arranged at one end of the connector 1, a clamping cavity 8 matched with the spherical structure body 7 is arranged in the elastic clamping ring 3, an elastic arc-shaped plate extending towards the axis direction of the elastic clamping ring 3 is arranged on the elastic clamping ring 3 above the clamping cavity 8, and after the spherical structure body 7 is arranged in the clamping cavity 8, the lower end face of the spherical structure body 7 is attached to the upper end face of the flange 6 under the elastic action of the elastic arc-shaped plate. A first sealing ring 11 which can be in contact connection with the end face of the oil hole 4 is arranged on one side of the flange 6, a second sealing ring 12 which is in contact connection with the spherical structural body 7 is arranged on the other side of the flange, sealing ring mounting grooves are respectively formed in two side faces of the flange 6, and sealing rings are arranged on two sides of the flange 6, so that the sealing performance of the whole joint assembly can be effectively improved.

In the present exemplary embodiment, a hexagonal socket 13 is provided in the flange 6, which is arranged coaxially with the transition thread insert 2, the hexagonal socket 13 serving to tighten the transition thread insert 2 in the oil opening 4. The two sides of the spherical structure 7 are respectively provided with a dismounting groove 14, correspondingly, the elastic clamping ring 3 is respectively provided with a dismounting abdicating groove 15 corresponding to the position of each dismounting groove 14, and the dismounting grooves 14 are used for dismounting the spherical structure 7 from the clamping cavity 8. The elastic clamping ring 3 is provided with a joint abdicating groove 16, and the joint abdicating groove 16 is used for abdicating the joint 1. The other end of the joint 1 is provided with an oil pipe anti-skid structure 17, and the oil pipe anti-skid structure 17 is a sawtooth-shaped groove arranged on the periphery of the joint 1, so that the stability of oil pipe connection can be improved.

In this embodiment, the joint assembly further comprises a disassembling tool for disassembling the joint 1, the disassembling tool comprises a bolt 18, a clamping sleeve 19 and a support 20, one end of the clamping sleeve 19 is respectively provided with a clamping jaw 21 matched with each disassembling groove 14, the other end of the clamping sleeve is provided with a screw hole 22 matched with the bolt 18, one end of the support 20 is provided with a mounting hole 23 for mounting the bolt 18, the other end of the support is provided with an open ring 24 capable of being sleeved on the periphery of the elastic clamping ring 3, the periphery of the elastic clamping ring 3 is provided with a supporting boss 25 for supporting the open ring 24, the joint 1 can be conveniently disassembled through the disassembling tool, and the operation is simple.

The installation process of practical application of the joint component is as follows:

1. the transition screw sleeve 2 penetrates through the elastic clamping ring 3 to enable the outer annular boss 10 to be buckled and pressed on the surface of the inner annular boss 9;

2. the transition threaded sleeve 2 is fastened in the oil hole 4 through the hexagonal hole 13, and meanwhile, the joint abdicating groove 16 is aligned to the direction of the oil pipe;

3. the fitting 1 is aligned with the fitting relief groove 16 and the ball-type structure 7 is press-fitted into the clamping cavity 8 of the resilient clamping ring 3.

The process of disassembling the joint is as follows:

1. the two claws 21 of the cutting sleeve 19 are simultaneously clamped into the two dismounting grooves 14;

2. after the opening of the split ring 24 is aligned with the joint 1, the split ring 24 is sleeved on the periphery of the elastic clamping ring 3, and the split ring 24 is in contact with the supporting boss 25;

3. the bolt 18 is passed through the mounting hole 23 and screwed into the screw hole 22, and the bolt 18 is rotated until the ball-type structural body 7 is pulled out from the clamping chamber 8.

In other embodiments, as shown in fig. 14, the ball-type structure 7 is provided with a joint 1 on each side, correspondingly, the elastic clamping ring 3 is provided with a joint relief groove 16 on each side, and the split ring 24 is provided with an opening on each side.

The utility model discloses compress tightly the elasticity clamp ring at the oilhole terminal surface earlier through the transition swivel nut, it is fixed to press from both sides tight the realization joint in the elasticity clamp ring with the ball-type structure again, can effectively prevent to screw transition swivel nut process and drive the joint rotation, can make things convenient for the uniformity of direction between control joint and the oil pipe, avoids oil pipe to produce the side direction stress, improves the reliability of oil pipe work.

The above is only a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which will not affect the utility of the invention and the utility of the patent.

Claims

1. A connector assembly, characterized by: the oil hole sealing device comprises a connector (1), a transition threaded sleeve (2) and an elastic clamping ring (3) for connecting the connector (1) and the transition threaded sleeve (2), wherein one end of the transition threaded sleeve (2) is provided with an external thread (5) for connecting an oil hole (4), the other end of the transition threaded sleeve is provided with a flange (6) for crimping the elastic clamping ring (3) on the end surface of the oil hole (4), a clamping structure is arranged between the elastic clamping ring (3) and the flange (6), one end of the connector (1) is provided with a spherical structural body (7), and a clamping cavity (8) matched with the spherical structural body (7) is arranged in the elastic clamping ring (3).

2. A connector assembly according to claim 1, wherein: the clamping structure comprises an inner annular boss (9) arranged in the elastic clamping ring (3) and an outer annular boss (10) which is arranged on the periphery of the flange (6) and has a diameter larger than the inner diameter of the inner annular boss (9), and the flange (6) is movably inserted into an inner hole of the inner annular boss (9).

3. A connector assembly according to claim 1, wherein: one side of the flange (6) is provided with a first sealing ring (11) which can be in contact connection with the end face of the oil hole (4), and the other side of the flange is provided with a second sealing ring (12) which is in contact connection with the spherical structure body (7).

4. A connector assembly according to claim 1, wherein: and a hexagonal hole (13) which is coaxial with the transition threaded sleeve (2) is arranged in the flange (6).

5. A connector assembly according to any one of claims 1 to 4, wherein: the two sides of the spherical structure body (7) are respectively provided with a dismounting groove (14), and correspondingly, the elastic clamping ring (3) is respectively provided with a dismounting abdicating groove (15) corresponding to the position of each dismounting groove (14).

6. A connector assembly according to claim 5, wherein: and a joint abdicating groove (16) is arranged on the elastic clamping ring (3).

7. A connector assembly according to claim 5, wherein: the other end of the joint (1) is provided with an oil pipe antiskid structure (17).

8. A connector assembly according to claim 5, wherein: the connector is characterized by further comprising a disassembling tool for disassembling the connector (1), the disassembling tool comprises a bolt (18), a clamping sleeve (19) and a support (20), clamping jaws (21) matched with the disassembling grooves (14) are respectively arranged at one end of the clamping sleeve (19), screw holes (22) matched with the bolt (18) are formed in the other end of the clamping sleeve (19), a mounting hole (23) for mounting the bolt (18) is formed in one end of the support (20), a split ring (24) capable of being sleeved on the periphery of the elastic clamping ring (3) is arranged at the other end of the support, and a supporting boss (25) for supporting the split ring (24) is arranged on the periphery of the elastic clamping ring (3).