CN215763290U

CN215763290U - Static ring and rotating ring maintaining and connecting structure

Info

Publication number: CN215763290U
Application number: CN202121044476.7U
Authority: CN
Inventors: 屠海光
Original assignee: Jiashan Jiageman Mechanical Seal Co ltd
Current assignee: Jiashan Jiageman Mechanical Seal Co ltd
Priority date: 2021-05-17
Filing date: 2021-05-17
Publication date: 2022-02-08
Anticipated expiration: 2031-05-17

Abstract

The utility model discloses a static ring and dynamic ring maintaining and connecting structure, which adopts the technical scheme that: the utility model provides a quiet ring keeps connection structure with rotating ring, includes the rotating ring seat, set up in the rotating ring of rotating ring seat, with the quiet ring of rotating ring butt, the rotating ring seat is provided with the adapter sleeve of being connected with mechanical equipment's axial region, rotating ring, quiet ring are all overlapped and are located the adapter sleeve, and quiet ring rotates for the adapter sleeve, quiet ring is connected with the gland of being connected with mechanical equipment fixed part, the adapter sleeve is provided with the locking ring that restriction gland and quiet ring break away from the adapter sleeve, the locking ring is located one side that the gland deviates from quiet ring and rotating ring, and the locking ring can butt in the gland terminal surface, just the gland is provided with the thread line with mechanical equipment fixed part threaded connection. The utility model realizes that the static ring and the whole mechanical sealing element form an integral structure, and avoids the influence on the sealing performance of the mechanical sealing element caused by the position deviation between the static ring and the dynamic ring during later assembly.

Description

Static ring and rotating ring maintaining and connecting structure

Technical Field

The utility model relates to the field of mechanical sealing elements, in particular to a static ring and dynamic ring maintaining and connecting structure.

Background

The mechanical sealing part belongs to one of precise mechanical basic elements with complex structures and is a key part of equipment such as various pumps, reaction synthesis kettles, turbine compressors, submersible motors and the like.

The existing mechanical sealing element comprises a static ring, a transmission seat, an elastic element, a movable ring, a connecting sleeve and a locking ring, wherein when the mechanical sealing element is assembled, the static ring is fixed at the fixed part of mechanical equipment, the existing static ring is provided with the fixed part which is fixed on the mechanical equipment through threads, the transmission seat is fixed at the shaft part of the mechanical equipment, and the movable ring and the static ring are attached and can rotate relatively. And quiet ring and transmission seat or rotating ring are the separation form setting, lead to quiet ring and rotating ring off-centre easily when using, or the axis of quiet ring and rotating ring is not at same straight line position, and then leads to between quiet ring and the rotating ring unable realization mechanical seal.

Therefore, there is a need for an improved structure that overcomes the above-mentioned deficiencies.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a structure for keeping a static ring and a dynamic ring connected, so that the static ring and the whole mechanical sealing element form an integral structure, and the sealing performance of the mechanical sealing element is prevented from being influenced by the position deviation between the static ring and the dynamic ring during later assembly.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a quiet ring keeps connection structure with rotating ring, includes the rotating ring seat, set up in the rotating ring of rotating ring seat, with the quiet ring of rotating ring butt, the rotating ring seat is provided with the adapter sleeve of being connected with mechanical equipment's axial region, rotating ring, quiet ring are all overlapped and are located the adapter sleeve, and quiet ring rotates for the adapter sleeve, quiet ring is connected with the gland of being connected with mechanical equipment fixed part, the adapter sleeve is provided with the locking ring that restriction gland and quiet ring break away from the adapter sleeve, the locking ring is located one side that the gland deviates from quiet ring and rotating ring, and the locking ring can butt in the gland terminal surface, just the gland is provided with the thread line with mechanical equipment fixed part threaded connection.

The utility model is further provided with: be provided with the fixed knot who is used for fixed mechanical equipment's axial region between adapter sleeve and the locking ring and construct, fixed knot constructs including seting up in the fixed screw hole of adapter sleeve, seting up in the adapter sleeve and with the through-hole that fixed screw hole corresponds, wear to locate through-hole and threaded connection in the fixed screw hole's fixing bolt, fixing bolt contradicts in mechanical equipment's axial region lateral wall.

The utility model is further provided with: the gland is integrally formed with a twisting part which is arranged in a hexagon and is used for a wrench to twist.

The utility model is further provided with: the side wall of the twisting part is provided with a hammer chisel groove for the chisel to continue rotating for a certain angle after the chisel hammer chisel.

The utility model is further provided with: the locking ring lateral wall seted up the locking screw hole, the adapter sleeve lateral wall seted up with the toper conflict groove that locking screw hole corresponds, locking screw hole threaded connection has locking bolt, locking bolt conflict in toper conflict groove, the through-hole is interval distribution with locking screw hole.

The utility model is further provided with: quiet ring integrated into one piece is equipped with and wears to locate the bulge loop of gland inner chamber, the bulge loop lateral wall contradict in the gland inner wall, the gland inner wall is provided with the sealing washer, just the mounting groove that supplies the sealing washer installation is seted up to the gland inner wall.

The utility model is further provided with: the end face, facing the gland, of the locking ring is integrally formed with a clamping ring in a penetrating mode, and the end face, facing the locking ring, of the gland is provided with a butting groove for butting against the end face of the locking ring.

In conclusion, the utility model has the following beneficial effects:

during the use, realize quiet ring and gland through the locking ring and be located between locking ring and the rotating ring, realize that quiet ring and whole mechanical seal become an overall structure, when avoiding later stage assembly, exist and have positional deviation and influence mechanical seal's sealing performance between quiet ring and the rotating ring.

The locking ring is effectively fixed on the connecting sleeve by screwing the fixing bolt into the fixing threaded hole and abutting against the connecting sleeve, and meanwhile, the dismounting is convenient.

The convex ring is inserted into the inner cavity of the gland, and the gap between the gland and the static ring is sealed by the sealing ring, so that the effects of convenient assembly and effective sealing are realized, and the axes of the gland, the static ring and the connecting sleeve are positioned at the same straight line position by the convex ring and the clamping ring; make things convenient for the locking ring butt spacing through the butt groove.

Twist through the gland outward flange and move the portion, conveniently twist through the spanner and move, the operation of being convenient for is twisting in addition and is moving a lateral wall and set up hammer chisel groove, makes things convenient for the most advanced butt of chisel to twist through hammer chisel further drive gland and change, realize that the gland is effectively fixed in mechanical equipment's fixed part.

Drawings

FIG. 1 is a first cross-sectional view of the present invention;

fig. 2 is a second cross-sectional view of the present invention.

The corresponding part names indicated by the numbers in the figures: 1. a movable ring seat; 2. a moving ring; 3. connecting sleeves; 4. a stationary ring; 5. a gland; 6. locking a ring; 7. a thread; 8. fixing the threaded hole; 9. a through hole; 10. fixing the bolt; 11. a convex ring; 12. a seal ring; 13. mounting grooves; 14. a snap ring; 15. a butt joint groove; 17. a screwing part; 18. hammering a groove; 19. locking the threaded hole; 20. a tapered interference groove; 21. and locking the bolt.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the utility model easy to understand, the utility model is further described with reference to the figures and the specific embodiments.

As shown in fig. 1 and 2, the structure for keeping connection between a stationary ring and a moving ring provided by the present invention includes a moving ring base 1, a moving ring 2 disposed on the moving ring base 1, and a stationary ring 4 abutted against the moving ring 2, wherein the moving ring base 1 is provided with a connecting sleeve 3 connected to a shaft portion of a mechanical device, the moving ring 2 and the stationary ring 4 are both sleeved on the connecting sleeve 3, the stationary ring 4 rotates relative to the connecting sleeve 3, the stationary ring 4 is connected to a gland 5 connected to a fixed portion of the mechanical device, the connecting sleeve 3 is provided with a locking ring 6 for limiting the gland 5 and the stationary ring 4 from being separated from the connecting sleeve 3, the locking ring 6 is located on a side of the gland 5 away from the stationary ring 4 and the moving ring 2, the locking ring 6 can abut against an end face of the gland 5, and the gland 5 is provided with a thread line 7 in threaded connection with the fixed portion of the mechanical device. During the use, realize through locking ring 6 that quiet ring 4 and gland 5 are located between locking ring 6 and rotating ring 2, realize that quiet ring 4 becomes an overall structure with whole mechanical seal, when avoiding later stage assembly, have the position deviation and influence mechanical seal's sealing performance between quiet ring 4 and the rotating ring 2.

Be provided with the fixed knot who is used for fixed mechanical equipment's axial region between adapter sleeve 3 and the locking ring 6 to construct, fixed knot constructs including seting up in adapter sleeve 3 fixed screw hole 8, seting up in adapter sleeve 3 and the through-hole 9 that corresponds with fixed screw hole 8, wear to locate through-hole 9 and threaded connection in fixed screw hole 8's fixing bolt 10, fixing bolt 10 contradicts in mechanical equipment's axial region lateral wall. The locking ring 6 is effectively fixed on the connecting sleeve 3 by screwing the fixing bolt 10 into the fixing threaded hole 8 and abutting against the connecting sleeve 3, and meanwhile, the disassembly and the assembly are convenient.

Quiet 4 integrated into one piece of ring are equipped with and wear to locate the bulge loop 11 of 5 inner chambers of gland, 11 lateral walls of bulge loop contradict in 5 inner walls of gland (leave between 5 inner walls of gland and the adapter sleeve 3 and supply 11 male spaces of bulge loop), 5 inner walls of gland are provided with sealing washer 12, just mounting groove 13 that supplies the installation of sealing washer 12 is seted up to 5 inner walls of gland. The end surface of the locking ring 6 facing the gland 5 is integrally formed with a clamping ring 14 in which the gland 5 is inserted, and the end surface of the gland 5 facing the locking ring 6 is provided with an abutting groove 15 against which the end surface of the locking ring 6 abuts. The convex ring 11 is inserted into the inner cavity of the gland 5, and the sealing ring 12 seals a gap between the gland 5 and the static ring 4, so that the effects of convenient assembly and effective sealing are realized, and the axes of the gland 5, the static ring 4 and the connecting sleeve 3 are positioned at the same straight line position through the convex ring 11 and the snap ring 14; the locking ring 6 is convenient to abut and limit through the abutting groove 15.

In order to facilitate the pressing cover 5 to be screwed into the fixing part of the mechanical equipment, the pressing cover 5 is integrally formed with a screwing part 17 which is arranged in a hexagonal shape and is used for a wrench to screw. The side wall of the screwing part 17 is provided with a hammer chisel groove 18 for the chisel to continue rotating for a certain angle after hammering. Twist through 5 outward flanges of gland and move portion 17, conveniently twist through the spanner and move, the operation of being convenient for is twisting in addition and is moving 17 lateral walls and set up hammer chisel groove 18, makes things convenient for the most advanced butt of chisel to further drive gland 5 through the hammer chisel and twist and change, realize gland 5 effectively to be fixed in mechanical equipment's fixed part.

In order to facilitate the locking ring 6 to be fixed on the connecting sleeve 3, a locking threaded hole 19 is formed in the side wall of the locking ring 6, a tapered abutting groove 20 corresponding to the locking threaded hole 19 is formed in the side wall of the connecting sleeve 3, a locking bolt 21 is connected to the locking threaded hole 19 in a threaded manner, the locking bolt 21 abuts against the tapered abutting groove 20, and the through holes 9 and the locking threaded hole 19 are distributed at intervals. The locking bolt 21 abuts against the tapered abutting groove 20, so that the locking ring 6 is conveniently fixed, and the locking ring 6 is prevented from moving relative to the connecting sleeve 3.

In this document, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the purpose of clarity and convenience of description of the technical solutions, and thus, should not be construed as limiting the present invention.

As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a quiet ring keeps connection structure with rotating ring, includes rotating ring seat (1), sets up in rotating ring (2) of rotating ring seat (1), with quiet ring (4) of rotating ring (2) butt, its characterized in that: the movable ring seat (1) is provided with a connecting sleeve (3) connected with a shaft part of mechanical equipment, the movable ring (2) and the static ring (4) are all sleeved on the connecting sleeve (3), the static ring (4) rotates relative to the connecting sleeve (3), the static ring (4) is connected with a gland (5) connected with a fixed part of the mechanical equipment, the connecting sleeve (3) is provided with a locking ring (6) for limiting the gland (5) and the static ring (4) to be separated from the connecting sleeve (3), the locking ring (6) is located on one side, away from the static ring (4) and the movable ring (2), of the gland (5), the locking ring (6) can be abutted against the end face of the gland (5), and the gland (5) is provided with a thread line (7) connected with the fixed part of the mechanical equipment through threads.

2. The stationary ring and moving ring holding connection structure as set forth in claim 1, wherein: be provided with the fixed knot who is used for fixed mechanical equipment's axial region between adapter sleeve (3) and locking ring (6) and construct, fixed knot constructs including seting up in fixed screw hole (8) of adapter sleeve (3), seting up in adapter sleeve (3) and through-hole (9) that correspond with fixed screw hole (8), wear to locate through-hole (9) and threaded connection are in fixed screw hole's (8) fixing bolt (10), fixing bolt (10) are contradicted in mechanical equipment's axial region lateral wall.

3. The stationary ring and moving ring holding connection structure as set forth in claim 1, wherein: the gland (5) is integrally formed with a twisting part (17) which is arranged in a hexagon shape and is used for a wrench to twist.

4. The stationary ring and moving ring holding connection structure as set forth in claim 3, wherein: the side wall of the screwing part (17) is provided with a hammer chiseling groove (18) for a chisel to continue rotating for a certain angle after the chisel is hammered.

5. The stationary ring and moving ring holding connection structure as set forth in claim 2, wherein: locking threaded hole (19) have been seted up to locking ring (6) lateral wall, adapter sleeve (3) lateral wall seted up with the corresponding toper conflict groove (20) of locking threaded hole (19), locking threaded hole (19) threaded connection has locking bolt (21), locking bolt (21) contradict in toper conflict groove (20), through-hole (9) are interval distribution with locking threaded hole (19).

6. The stationary ring and moving ring holding connection structure as set forth in claim 1, wherein: quiet ring (4) integrated into one piece is equipped with and wears to locate bulge loop (11) of gland (5) inner chamber, bulge loop (11) lateral wall contradict in gland (5) inner wall, gland (5) inner wall is provided with sealing washer (12), just mounting groove (13) that supply sealing washer (12) installation are seted up to gland (5) inner wall.

7. The stationary ring and moving ring holding connection structure as set forth in claim 1, wherein: the end face, facing the gland (5), of the locking ring (6) is integrally provided with a clamping ring (14) penetrating through the gland (5), and the end face, facing the locking ring (6), of the gland (5) is provided with a butting groove (15) for butting against the end face of the locking ring (6).