CN217977365U

CN217977365U - Quick detach formula mechanical seal

Info

Publication number: CN217977365U
Application number: CN202222263363.7U
Authority: CN
Inventors: 倪志芳; 魏兆民; 刘军
Original assignee: Suzhou Todo Precision Machinery Co ltd
Current assignee: Suzhou Todo Precision Machinery Co ltd
Priority date: 2022-08-27
Filing date: 2022-08-27
Publication date: 2022-12-06
Anticipated expiration: 2032-08-27

Abstract

The utility model discloses a quick detach formula mechanical seal, including gland and axle sleeve, the internally mounted of gland has quiet ring, the cover is equipped with quiet ring seal circle on the quiet ring, the one end outer wall cover of axle sleeve is equipped with the rotating ring seat, the inside of rotating ring seat has set gradually spring, stationary blade and rotating ring, the inner wall integrated into one piece of rotating ring seat is provided with the inside turn-ups, first scarce groove has been seted up to the outer wall of rotating ring, the second scarce groove has been seted up to the outer wall of stationary blade, the inside turn-ups passes the second and lacks rotatory behind the groove, promptly inside turn-ups and second lack the groove dislocation set, the inside turn-ups is pegged graft in the inside of first scarce groove, the rotating ring seat is pegged graft in the inside of gland, one side of quiet ring is connected with the bulge loop, quiet ring seal overlaps on locating the bulge loop, the utility model discloses dismouting simple structure, design benefit can realize the quick detach of sealing member, is convenient for maintain the sealing member, has improved work efficiency.

Description

Quick-release mechanical seal ring

Technical Field

The utility model relates to a mechanical seal element technical field specifically is a quick detach formula mechanical seal circle.

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.

Through the retrieval, the patent with application number 201720568032.0 discloses a novel rotating ring device of environmental protection equipment, the structure of the novel rotating ring device comprises a shaft sleeve, a shaft sleeve sealing ring, a positioning ring, a rotating ring sealing ring, a push ring, a positioning hole, a gland, a static ring sealing ring, a bolt thread, a rotating ring and a tensioning device, the shaft sleeve sealing ring is nested and is arranged in the shaft sleeve, the positioning ring is welded on the outer ring of the shaft sleeve, the gland is mechanically connected with the shaft sleeve, the static ring sealing ring is mutually matched with the shaft sleeve, the static ring is tightly attached to the right side of the static ring sealing ring, the bolt thread, the positioning hole and the gland are of an integrated structure, the rotating ring sealing ring is composed of a sealing ring outer wall, a sealing ring inner wall and a sealing ring main body, the sealing ring outer wall is arranged on the surface of the sealing ring main body, the sealing ring outer wall and the rotating ring are mutually matched, the sealing ring inner wall is tightly attached to the surface of the shaft sleeve, the utility model discloses a rotating ring device of environmental protection equipment can better reach the sealing effect when in use, prevent the impurity from entering, and improve the practicability of the device.

However, the dismounting structure of the above scheme is cumbersome, when the sealing element needs to be dismounted for maintenance, the quick dismounting of the sealing element cannot be realized, and the working efficiency is reduced, so that a quick-dismounting type mechanical sealing ring needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick detach formula mechanical seal, dismouting simple structure, design benefit can realize the quick detach of sealing member, is convenient for maintain the sealing member, has improved work efficiency to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a quick detach formula mechanical seal, includes gland and axle sleeve, the internally mounted of gland has quiet ring, the cover is equipped with quiet ring seal on the quiet ring, the one end outer wall cover of axle sleeve is equipped with the rotating ring seat, the inside of rotating ring seat has set gradually spring, stationary blade and rotating ring, the inner wall integrated into one piece of rotating ring seat is provided with the inside flanging, the first scarce groove has been seted up to the outer wall of rotating ring, the second scarce groove has been seted up to the outer wall of stationary blade, the inside flanging passes the second and lacks the groove after rotatory, promptly the inside flanging lacks groove dislocation set with the second, the inside flanging is pegged graft in the inside that lacks the groove, the rotating ring seat is pegged graft in the inside of gland.

Preferably, one side of the static ring is connected with a convex ring, the static ring sealing ring is sleeved on the convex ring, and a limiting groove is formed in the outer wall of the convex ring.

Preferably, a stepped groove is formed in one side of the movable ring, and a movable ring sealing ring is installed inside the stepped groove.

Preferably, a protrusion is installed on one side of the fixing piece, and the inner wall of the moving ring sealing ring abuts against the protrusion.

Preferably, the other side of the fixing piece is connected with a limiting part, and the limiting part is inserted in the spring.

Preferably, a gasket is mounted on one side of the gland.

Preferably, a shaft sleeve sealing ring is installed on the inner wall of the shaft sleeve.

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

through the rotating ring, first scarce groove, the stationary blade, the second lacks the groove, the design of rotating ring seat and inside turn-ups, the spring stopper advances the inside of rotating ring seat, the inside of advancing the rotating ring seat is filled in on the stationary blade again, the second lacks the groove and aims at the inside turn-ups, and the spacing portion of stationary blade lateral part injects the inside of spring, the rotation stationary blade of small angle again, make the second lack the groove and misplace with the inside turn-ups, advance the inside in the ladder groove on the rotating ring with the installation of rotating ring sealing washer to aim at the inside that the inside turn-ups stopper advances the rotating ring seat with the first scarce groove on the rotating ring, the utility model discloses dismouting simple structure, design benefit can realize the quick detach of sealing member, is convenient for maintain the sealing member, has improved work efficiency.

Drawings

Fig. 1 is a schematic diagram of the explosion structure of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic structural view of the movable ring, the stationary plate and the movable ring seat of the present invention.

In the figure: 1. a gland; 2. a gasket; 3. a stationary ring; 31. a convex ring; 32. a stationary ring seal ring; 33. a limiting groove; 4. a moving ring; 41. a first notch; 42. a stepped groove; 5. a moving ring sealing ring; 6. a fixing sheet; 61. a second notch; 62. a protrusion; 63. a limiting part; 7. a spring; 8. a moving ring seat; 81. inward flanging; 9. a shaft sleeve; 91. and a shaft sleeve sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like are used herein only for convenience in reference to the figures and to merely aid in describing the invention, and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a quick detach formula mechanical seal, including gland 1 and axle sleeve 9, gland 1's internally mounted has quiet ring 3, the cover is equipped with quiet ring seal 32 on quiet ring 3, quiet ring seal 32 sets up to the rubber circle, the one end outer wall cover of axle sleeve 9 is equipped with rotating ring seat 8, the inside of rotating ring seat 8 has set gradually spring 7 from inside to outside, stationary blade 6 and rotating ring 4, the inner wall integrated into one piece of rotating ring seat 8 is provided with inside turn-ups 81, inside turn-ups 81 sets up the inside turn-ups that sets up to the semicircle form, inside turn-ups 81 are the annular array and are provided with four groups, first scarce groove 41 has been seted up to the outer wall of rotating ring 4, second scarce groove 61 has been seted up to the outer wall of stationary blade 6, first scarce groove 41 and first size of scarce groove 41, the appearance all corresponds the setting with inside turn-ups 81, inside turn-ups 81 passes behind the second scarce groove 61 rotatory 30-60 degrees, inside turn-ups 81 and second scarce groove 61 dislocation set up promptly, can play spacing effect to stationary blade 6, interior turn-on-peg graft in gland 1's inside.

One side of quiet ring 3 is connected with bulge loop 31, and quiet ring seal 32 cover is located on bulge loop 31, and the installation of being convenient for is just, has seted up spacing groove 33 on the outer wall of bulge loop 31, and gland 1's inside is provided with the stopper, and the stopper joint is in the inside of spacing groove 33.

A stepped groove 42 is formed in one side of the movable ring 4, and a movable ring sealing ring 5 is installed in the stepped groove 42.

One side of the fixed sheet 6 is provided with a bulge 62, and the inner wall of the movable ring sealing ring 5 is pressed against the bulge 62.

The other side of the fixing piece 6 is connected with a limiting part 63, and the limiting part 63 is inserted into the spring 7.

A gasket 2 is installed at one side of the gland 1.

The inner wall of the shaft sleeve 9 is provided with a shaft sleeve sealing ring 91.

When the device is used, firstly, the gasket 2 is installed on one side of the gland 1, then the static ring sealing ring 32 is sleeved on the convex ring 31 on the side part of the static ring 3, the static ring 3 is installed in the gland 1, the limiting groove 33 on the convex ring 31 is aligned with the limiting block in the gland 1 for installation, then the spring 7 is plugged into the interior of the moving ring seat 8, then the fixing sheet 6 is plugged into the interior of the moving ring seat 8, the second notch 61 is aligned with the inward flange 81, the limiting part 63 on the side part of the fixing sheet 6 is plugged into the interior of the spring 7, then the rotating fixing sheet 6 with a small angle makes the second notch 61 and the inward flange 81 dislocated, the limiting effect is achieved on the fixing sheet 6, then the moving ring sealing ring 5 is installed in the stepped groove 42 on the moving ring 4, the first notch 41 on the moving ring 4 is aligned with the inward flange 81 and plugged into the interior of the moving ring seat 8, finally, the moving ring seat 8 is installed on the shaft sleeve 9, and one end of the shaft sleeve 9 is plugged into the gland 1, the same process as the dismounting process, and the position is not needed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a quick detach formula mechanical seal, includes gland (1) and axle sleeve (9), its characterized in that: the utility model discloses a gland, including gland (1), quiet ring (3) internally mounted of gland (1), the cover is equipped with quiet ring seal circle (32) on quiet ring (3), the one end outer wall cover of axle sleeve (9) is equipped with rotating ring seat (8), the inside of rotating ring seat (8) has set gradually spring (7), stationary blade (6) and rotating ring (4), the inner wall integrated into one piece of rotating ring seat (8) is provided with inside flanging (81), first scarce groove (41) have been seted up to the outer wall of rotating ring (4), second scarce groove (61) have been seted up to the outer wall of stationary blade (6), it is rotatory that inside flanging (81) pass second scarce groove (61) back, promptly inside flanging (81) lack groove (61) dislocation set with the second, inside flanging (81) are pegged graft in the inside that first lacks groove (41), rotating ring seat (8) are pegged graft in the inside of gland (1).

2. The quick release mechanical seal ring according to claim 1, characterized in that: one side of the static ring (3) is connected with a convex ring (31), the static ring sealing ring (32) is sleeved on the convex ring (31), and a limiting groove (33) is formed in the outer wall of the convex ring (31).

3. The quick release mechanical seal ring according to claim 1, characterized in that: stepped groove (42) have been seted up to one side of rotating ring (4), the internally mounted in stepped groove (42) has rotating ring sealing washer (5).

4. The quick release mechanical seal ring according to claim 3, characterized in that: the bulge (62) is installed to one side of stationary blade (6), the inner wall of rotating ring sealing washer (5) is contradicted on bulge (62).

5. The quick release mechanical seal ring according to claim 4, wherein: the other side of the fixing piece (6) is connected with a limiting part (63), and the limiting part (63) is inserted into the spring (7).

6. The quick release mechanical seal ring according to claim 1, characterized in that: and a gasket (2) is arranged on one side of the gland (1).

7. The quick release mechanical seal ring according to claim 1, characterized in that: and a shaft sleeve sealing ring (91) is arranged on the inner wall of the shaft sleeve (9).