CN218267892U

CN218267892U - Long-service-life rotary compensator

Info

Publication number: CN218267892U
Application number: CN202222132113.XU
Authority: CN
Inventors: 王惠俊; 王勇
Original assignee: Jiangsu Yatai Corrugated Pipe Co ltd
Current assignee: Jiangsu Yatai Corrugated Pipe Co ltd
Priority date: 2022-08-12
Filing date: 2022-08-12
Publication date: 2023-01-10
Anticipated expiration: 2032-08-12

Abstract

The utility model discloses a long-life rotary compensator, which relates to the technical field of rotary compensators and comprises an outer pipe and a sealing component; outer tube: the inner pipe is rotatably connected inside the outer pipe, the adjusting assembly is installed inside the outer pipe, and the guide assembly is installed at the right end of the circumferential surface of the inner pipe; a sealing component: the friction sealing filler is sleeved at the left end of the circumferential surface of the inner pipe, the sleeve is sleeved on the circumferential surface of the inner pipe, the left end of the sleeve is attached to the friction sealing filler, and the outer pipe and the inner pipe are sealed by arranging a sealing assembly; wherein: the fixed surface of friction seal packing has wear ring, adjusting part contains spacing ring, ring channel and backing ring, the fixed surface of wear ring has the spacing ring, can lock when transporting, avoids its wearing and tearing to can adjust by oneself when seal packing wearing and tearing appear, avoid it to appear leaking, improve life greatly.

Description

Long-service-life rotary compensator

Technical Field

The utility model relates to a rotary compensator technical field specifically is a high life rotary compensator.

Background

At present, the rotary compensator has been widely used in industries such as petrochemical industry, metallurgy and heating as a brand-new pipeline length compensation device, fully shows the advantages of large compensation length, simple structure, convenient installation and use and low cost, and the structure of the existing rotary compensator generally comprises: the outer tube, the inner tube, be equipped with sealing filler between outer tube and the inner tube, during the use, the welding of rotary compensator series connection is in the pipeline, when the pipeline produces telescopically, rotation between inner tube and the outer tube, the compensation is carried out to the friction sealing filler, but sealing filler will appear wearing and tearing after using a period of time, sealing performance descends, at this moment, need shut down and change rotary compensator, unusual waste, and the inner tube of current rotary compensator, outer tube and transition cover can't lock after the equipment and prevent deflecting, take place to rock easily during the transportation, the scraping, the condition such as collide with, will reduce rotary compensator's life under such a condition, for this, we provide a high life rotary compensator.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a high life rotation compensator, can lock when transporting, avoid it to appear wearing and tearing to can adjust by oneself when the seal packing appears wearing and tearing, avoid it to appear leaking, improve life greatly, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a high life rotary compensator comprising an outer tube and a seal assembly;

outer tube: the inner pipe is rotatably connected inside the outer pipe, the adjusting assembly is installed inside the outer pipe, and the guide assembly is installed at the right end of the circumferential surface of the inner pipe;

a sealing component: the friction sealing filler is sleeved at the left end of the circumferential surface of the inner pipe, the sleeve is sleeved on the circumferential surface of the inner pipe, the left end of the sleeve is attached to the friction sealing filler, and the outer pipe and the inner pipe are sealed by arranging a sealing assembly;

wherein: and a wear-resistant ring is fixed on the surface of the friction sealing packing.

Furthermore, the adjusting component comprises a limiting ring, an annular groove and a backing ring, the limiting ring is fixed on the surface of the wear-resisting ring, the annular groove is formed in the circumferential surface of the limiting ring, the backing ring is fixed inside the annular groove, and the position of the friction sealing filler is adjusted by the adjusting component.

Furthermore, the adjusting component further comprises a rubber disc and a spring, a groove is formed in the circumferential surface of the backing ring, the rubber disc is arranged inside the groove, the spring is fixed on the upper end face of the rubber disc, and the spring is fixed inside the outer tube.

Further, still include coupling assembling, coupling assembling contains solid fixed ring, go-between and connecting hole, gu fixed ring fixes on sheathed tube right-hand member face, the go-between is fixed on the right-hand member face of outer tube, gu all set up evenly distributed's connecting hole on the terminal surface of fixed ring and go-between.

Further, the direction subassembly contains guide ring and ball, the inside right-hand member of inner tube rotates and is connected with the guide ring, be provided with evenly distributed's ball in the clearance between guide ring and the solid fixed ring, through setting up the stability when direction subassembly improves the inner tube and rotates.

Further, still including fixed subassembly, fixed subassembly contains fixed block, bolt and card post, be fixed with the fixed block on the periphery of guide ring, set up threaded hole on the right flank of fixed block, the inside threaded connection of screw hole has the bolt, be fixed with the card post on the left end face of bolt, card post joint links to each other outer tube, inner tube and sleeve pipe through setting up fixed subassembly in the inside of two connecting holes of upside.

Compared with the prior art, the beneficial effects of the utility model are that: the high-life rotary compensator has the following advantages:

1. the adjusting assembly is arranged, so that when the friction sealing filler is abraded in the using process, the rubber disc moves under the action of the spring to extrude the backing ring, and the extruded backing ring extrudes the friction sealing filler to enable the friction sealing filler to be tightly attached to the inner pipe, so that leakage can be avoided;

2. make the in-process of transporting to insert the inside of the screw hole of seting up on advancing the fixed block right flank with the card post through setting up fixed subassembly, insert and finish the back and rotate the bolt and remove left and make the card post remove left, can fix outer tube, inner tube and sleeve pipe together after the card post removes left and enters into the inside of two connecting holes of upside, can avoid after fixed that friction seal packing appears wearing and tearing when transporting to life has been improved greatly.

Drawings

FIG. 1 is a schematic front side view of the present invention;

FIG. 2 is a schematic structural view of the sealing assembly of the present invention;

fig. 3 is the schematic diagram of the structure of the connection assembly of the present invention.

In the figure: the sealing device comprises an outer pipe 1, an inner pipe 2, a sealing component 3, a friction sealing filler 31, a sleeve 32, an adjusting component 4, a limiting ring 41, an annular groove 42, a backing ring 43, a rubber disc 44, a spring 45, a wear-resistant ring 5, a connecting component 6, a fixing ring 61, a connecting ring 62, a connecting hole 63, a guide component 7, a guide ring 71, a ball 72, a fixing component 8, a fixing block 81, a bolt 82 and a clamping column 83.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a high life rotary compensator comprising an outer tube 1 and a seal assembly 3;

outer tube 1: the inner part is rotatably connected with an inner tube 2, an adjusting component 4 is arranged in an outer tube 1, a guide component 7 is arranged at the right end of the circumferential surface of the inner tube 2, the adjusting component 4 comprises a limiting ring 41, an annular groove 42 and a backing ring 43, the surface of a wear-resistant ring 5 is fixed with the limiting ring 41, the annular groove 42 is arranged on the circumferential surface of the limiting ring 41, the backing ring 43 is fixed in the annular groove 42, the adjusting component 4 further comprises a rubber disc 44 and a spring 45, a groove is arranged on the circumferential surface of the backing ring 43, the rubber disc 44 is arranged in the groove, the spring 45 is fixed on the upper end surface of the rubber disc 44, the spring 45 is fixed in the outer tube 1, the inner part also comprises a connecting component 6, the connecting component 6 comprises a fixing ring 61, a connecting ring 62 and a connecting hole 63, the fixing ring 61 is fixed on the right end surface of a sleeve 32, the connecting ring 62 is fixed on the right end surface of the outer tube 1, the connecting ring 61 and the connecting hole 63 are both uniformly distributed, the guide component 7 comprises a guide ring 71 and a ball 72, the guide ring 83 is rotatably connected with the fixing block 82, the bolt 82 which is arranged on the upper side surface of the fixing post, and the fixing block 82 is connected with a clamping hole 82, the outer pipe 1, the inner pipe 2 and the sleeve 32 are connected through the fixing assembly 8, the stability of the inner pipe 2 in rotation is improved through the guide assembly 7, and the position of the friction sealing filler 31 is adjusted through the adjusting assembly 4;

the sealing component 3: the pipe joint sealing device comprises a friction sealing filler 31 and a sleeve 32, wherein the friction sealing filler 31 is sleeved at the left end of the circumferential surface of an inner pipe 2, the sleeve 32 is sleeved on the circumferential surface of the inner pipe 2, the left end of the sleeve 32 is attached to the friction sealing filler 31, and a sealing component 3 is arranged to seal an outer pipe 1 and the inner pipe 2;

wherein: the surface of the friction seal packing 31 is fixed with a wear-resistant ring 5.

The utility model provides a pair of high life rotation compensator's theory of operation as follows: rubber disc 44 will move under spring 45's effect and extrude backing ring 43 when friction seal filler 31 appears wearing and tearing, backing ring 43 will extrude friction seal filler 31 and make it tightly laminate with inner tube 2 after the extrusion, can avoid appearing leaking under such a condition, can insert the inside of the screw hole of seting up on the fixed block 81 right flank with calorie post 83 in the in-process of transporting, it makes calorie post 83 remove left to insert to finish the back and rotate bolt 82, can be with outer tube 1 after calorie post 83 removes the inside that enters into two connecting holes 63 of upside left, inner tube 2 and sleeve pipe 32 are fixed together, can avoid wearing and tearing to appear in friction seal filler 31 when transporting after fixing, thereby greatly prolonged service life.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. A high life rotary compensator characterized by: comprises an outer tube (1) and a sealing component (3);

outer tube (1): the inner pipe (2) is rotatably connected inside the outer pipe (1), the adjusting assembly (4) is installed inside the outer pipe, and the guide assembly (7) is installed at the right end of the circumferential surface of the inner pipe (2);

seal assembly (3): the friction sealing filler (31) is sleeved at the left end of the circumferential surface of the inner pipe (2), the sleeve (32) is sleeved on the circumferential surface of the inner pipe (2), and the left end of the sleeve (32) is attached to the friction sealing filler (31);

wherein: and a wear-resistant ring (5) is fixed on the surface of the friction sealing packing (31).

2. A high life rotary compensator according to claim 1, characterized by: the adjusting assembly (4) comprises a limiting ring (41), an annular groove (42) and a backing ring (43), the limiting ring (41) is fixed on the surface of the wear-resistant ring (5), the annular groove (42) is formed in the circumferential surface of the limiting ring (41), and the backing ring (43) is fixed inside the annular groove (42).

3. A high-life rotary compensator according to claim 2, characterized by: the adjusting component (4) further comprises a rubber disc (44) and a spring (45), a groove is formed in the circumferential surface of the backing ring (43), the rubber disc (44) is arranged inside the groove, the spring (45) is fixed on the upper end face of the rubber disc (44), and the spring (45) is fixed inside the outer tube (1).

4. A high life rotary compensator according to claim 1, characterized by: still include coupling assembling (6), coupling assembling (6) contain solid fixed ring (61), go-between (62) and connecting hole (63), gu fixed ring (61) is fixed on the right-hand member face of sleeve pipe (32), go-between (62) are fixed on the right-hand member face of outer tube (1), evenly distributed's connecting hole (63) have all been seted up on the terminal surface of solid fixed ring (61) and go-between (62).

5. A high-life rotary compensator according to claim 4, characterized by: the guide assembly (7) comprises a guide ring (71) and balls (72), the right end inside the inner tube (2) is rotatably connected with the guide ring (71), and the balls (72) which are uniformly distributed are arranged in a gap between the guide ring (71) and the fixing ring (61).

6. A high-life rotary compensator according to claim 5, characterized by: still include fixed subassembly (8), fixed subassembly (8) contain fixed block (81), bolt (82) and card post (83), be fixed with fixed block (81) on the periphery of guide ring (71), set up threaded hole on the right flank of fixed block (81), the inside threaded connection of screw hole has bolt (82), be fixed with card post (83) on the left end face of bolt (82), card post (83) joint is in the inside of two connecting holes (63) of upside.