CN210920124U

CN210920124U - Mechanical sealing element for motor connection

Info

Publication number: CN210920124U
Application number: CN201921933020.9U
Authority: CN
Inventors: 胡胜祥
Original assignee: Zhenjiang Lianchuang Machinery Parts Co ltd
Current assignee: Zhenjiang Lianchuang Machinery Parts Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-03
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a mechanical seal spare is used in motor connection, including machine gland, machine gland one side circumference inner wall joint has the gasket, and gasket circumference joint has quiet ring, the one end that the gasket was kept away from to quiet ring is provided with the rotating ring, and the one end outer wall that the quiet ring was kept away from to the rotating ring has cup jointed the rotating ring sealing washer, rotating ring sealing washer circumference inner wall is pegged graft and is had the stationary blade, and the one side circumference outer wall of stationary blade opens has the guide hole that the equidistance distributes, the one end welding that the quiet ring was kept away from to the rotating ring has the spring, and the spring one end is pegged graft and is had the rotating ring seat, the circumference outer wall of rotating ring seat stationary blade one end is opened has the fixed slot that the equidistance distributes, and the louvre that. The utility model discloses avoid the delay of the inside liquid of device, improved the leakproofness of integrated device, also avoided the problem that damages appears because of wearing and tearing for a long time between the two, improved overall structure's security.

Description

Mechanical sealing element for motor connection

Technical Field

The utility model relates to a mechanical seal technical field especially relates to a mechanical seal is used in motor connection.

Background

The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, keeping fit and relatively sliding under the action of fluid pressure and the elasticity of a compensating mechanism and the matching of an auxiliary seal. The elastic loading mechanism and the auxiliary seal are mechanical seals of metal corrugated pipes, which are called metal corrugated pipe seals. In light sealing, a rubber corrugated pipe is used as auxiliary sealing, the elasticity of the rubber corrugated pipe is limited, and a spring is generally required to be supplemented to meet the loading elasticity.

Through search, chinese patent application No. CN201520734925.9 discloses a submersible motor shaft extension end sealing member, which includes at most two tubular bodies sleeved on a shaft extension end motor shaft of a submersible motor, one of the tubular bodies is disposed outside the submersible motor, each tubular body is fixedly connected to a housing of the submersible motor by one end thereof, and the other end thereof is interference-fitted to a device of the motor shaft. However, since the above-described phenomenon still causes leakage due to weak sealing, a mechanical seal for connecting a motor is required.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a mechanical sealing element for connecting a motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a mechanical seal spare is used in motor connection, includes the machine gland, machine gland one side circumference inner wall joint has the gasket, and gasket circumference joint has quiet ring, the one end that the gasket was kept away from to quiet ring is provided with the rotating ring, and the one end outer wall that the quiet ring was kept away from to the rotating ring has cup jointed the rotating ring sealing washer, rotating ring sealing washer circumference inner wall is pegged graft and is had the stationary blade, and the stationary blade circumference inner wall is pegged graft and have the separation blade, and one side circumference outer wall of separation blade is opened has the guide hole that the equidistance distributes, the one end welding that the quiet ring was kept away from to the rotating.

As a further aspect of the present invention: the outer wall of the circumference of one end of the movable ring seat fixing piece is provided with fixing grooves distributed at equal intervals, and the outer wall of the outer surface of the movable ring seat is provided with heat dissipation holes distributed at equal intervals.

As a further aspect of the present invention: and threads distributed at equal intervals are arranged on the inner wall of the circumference of the other end of the movable ring seat.

As a further aspect of the present invention: and a magnetic suction groove is formed in the inner wall of one side, close to the thread, of the movable ring seat.

As a further aspect of the present invention: and a shaft sleeve is fixed on the circumferential inner wall at the other end of the movable ring seat through threads.

As a further aspect of the present invention: the outer wall of the circumference of one side, opposite to the movable ring, of the static ring is welded with friction blocks distributed at equal intervals, and the outer wall of one side, close to the movable ring, of the static ring is welded with a limiting column.

Compared with the prior art, the utility model provides a mechanical seal spare is used in motor connection possesses following beneficial effect:

1. this be used for motor connection to use mechanical seal is provided with the screw through the one end on the rotating ring seat, has promoted fixed connection between rotating ring seat and the axle sleeve, and is provided with the louvre at the circumference outer wall of rotating ring, has promoted scattering and disappearing of its inside heat, has guaranteed the stability of whole device.

2. This be used for motor to connect and use mechanical seal spare, through be provided with the separation blade at stationary blade circumference inner wall, and be provided with the guide hole on the separation blade, avoided the delay of the inside liquid of device, improved the leakproofness of integrated device.

3. This be used for motor to connect and use mechanical seal spare through all being provided with the clutch blocks in the relative one side of rotating ring and quiet ring, has avoided the problem that damages appears because of wearing and tearing for a long time between the two, has improved overall structure's security.

4. This be used for mechanical seal for motor connection is provided with the magnetic attraction groove through the one end that is close to the axle sleeve at the rotating ring seat, has promoted the laminating nature of being connected between rotating ring seat and the axle sleeve.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation, and sealed effectual.

Drawings

Fig. 1 is an exploded schematic view of a mechanical sealing member for connecting a motor according to the present invention;

fig. 2 is a schematic structural view of a mechanical sealing piece fixing piece for connecting a motor according to the present invention;

fig. 3 is a schematic structural view of a movable ring and a stationary ring of a mechanical sealing element for connecting a motor according to the present invention;

fig. 4 is a schematic structural view of the mechanical sealing element moving ring seat for connecting a motor according to the present invention.

In the figure: 1-machine seal gland, 2-gasket, 3-stationary ring, 4-moving ring, 5-moving ring seal ring, 6-fixed plate, 7-spring, 8-moving ring seat, 9-shaft sleeve, 10-baffle plate, 11-friction block, 12-spacing column, 13-thread, 14-magnetic suction groove, 15-heat dissipation hole and 16-fixed groove.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The utility model provides a mechanical seal spare is used in motor connection, as shown in fig. 1-3, including machine gland 1, machine gland 1 one side circumference inner wall joint has gasket 2, and 2 circumference joints of gasket have quiet ring 3, the one end that quiet ring 3 kept away from gasket 2 is provided with rotating ring 4, and rotating ring 4 keeps away from the one end outer wall of quiet ring 3 and has cup jointed rotating ring sealing washer 5, rotating ring sealing washer 5 circumference inner wall pegs graft and has

stationary blade

6, and 6 circumference inner walls pegs graft of stationary blade have separation blade 10, one side circumference outer wall of separation blade 10 is opened has the guide hole that the equidistance distributes, the delay of the inside liquid of device has been avoided, the leakproofness of integrated device has been improved, the one end welding that rotating ring 4 kept away from quiet ring 3 has

spring

7, and 7 one end pegs graft and has rotating ring.

Wherein, the circumference outer wall of the stationary blade 6 end of the movable ring seat 8 is provided with fixed slots 16 distributed equidistantly, and the outer surface outer wall of the movable ring seat 8 is provided with radiating holes 15 distributed equidistantly, thereby promoting the dissipation of the heat inside the movable ring seat and ensuring the stability of the whole device.

Wherein, the inner wall of the circumference of the other end of the moving ring seat 8 is provided with threads 13 which are distributed equidistantly, which promotes the fixed connection between the moving ring seat 8 and the shaft sleeve 9.

Wherein, the inner wall of one side of the movable ring seat 8 close to the thread 13 is provided with a magnetic absorption groove 14, which promotes the connection adhesion between the movable ring seat 8 and the shaft sleeve 9.

Wherein, the other end of the movable ring seat 8 is fixed with a shaft sleeve 9 through a thread 13.

Wherein, the relative circumference outer wall of quiet ring 3 and rotating ring 4 all welds the clutch blocks 11 that the equidistance distributes, has avoided appearing the problem of damaging because of wearing and tearing for a long time between the two, has improved overall structure's security, and quiet ring 3 has spacing post 12 near the outer wall welding of rotating ring 4 one side.

The working principle is as follows: the baffle piece 10 is arranged in the fixing piece 6, and the guide hole is formed in the baffle piece 10, so that the retention of liquid in the device is avoided, and the sealing performance of the whole device is improved; meanwhile, the outer walls of the opposite sides of the static ring 3 and the dynamic ring 4 are respectively provided with the friction block 11, so that the problem of damage caused by long-time abrasion between the static ring and the dynamic ring is avoided, and the safety of the whole structure is improved; and the end of the movable ring seat 8 close to the shaft sleeve 9 is provided with a thread 13 and a magnetic suction groove 14, so that the joint degree of the connection between the movable ring seat and the shaft sleeve is improved, the working safety of the whole structure is ensured, and meanwhile, the heat dissipation hole 15 is formed in the outer side of the movable ring seat 8, and the heat dissipation effect of the internal structure is promoted.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mechanical seal spare is used in motor connection, includes machine seal gland (1), its characterized in that, machine seal gland (1) one side circumference inner wall joint has gasket (2), and gasket (2) circumference joint has quiet ring (3), the one end that gasket (2) were kept away from in quiet ring (3) is provided with rotating ring (4), and rotating ring (4) keep away from the one end outer wall of quiet ring (3) and cup jointed rotating ring sealing washer (5), rotating ring sealing washer (5) circumference inner wall is pegged graft and is had stationary blade (6), and stationary blade (6) circumference inner wall is pegged graft and have separation blade (10), and the one side circumference outer wall of separation blade (10) is opened has the guide hole that the equidistance distributes, the one end welding that quiet ring (3) were kept away from in rotating ring (4) has spring (7), and spring (7) one end is pegged graft.

2. The mechanical seal for connecting the motor according to claim 1, wherein the outer circumferential wall of one end of the fixed plate (6) of the movable ring seat (8) is provided with fixing slots (16) distributed at equal intervals, and the outer circumferential wall of the outer surface of the movable ring seat (8) is provided with heat dissipation holes (15) distributed at equal intervals.

3. The mechanical seal for connecting the motor according to claim 2, wherein the other end of the rotating ring seat (8) is provided with equally distributed threads (13) on the inner circumferential wall.

4. The mechanical seal for connecting the motor according to claim 3, wherein the inner wall of the movable ring seat (8) close to the thread (13) is provided with a magnetic absorption groove (14).

5. The mechanical seal for connecting the motor according to claim 4, wherein the other end of the rotating ring seat (8) is fixed with a shaft sleeve (9) through a thread (13).

6. The mechanical seal for connecting the motor is characterized in that friction blocks (11) which are distributed equidistantly are welded on the outer wall of the circumference of one side of the static ring (3) opposite to the movable ring (4), and a limit column (12) is welded on the outer wall of one side of the static ring (3) close to the movable ring (4).