CN212717350U

CN212717350U - Mechanical sealing device for chloroprene emulsion emulsification pump

Info

Publication number: CN212717350U
Application number: CN202021241716.8U
Authority: CN
Inventors: 田学明; 陈耘; 文国礼; 叶伟; 邹泽平; 王平; 向瑞中; 包晓勇
Original assignee: Shanxi Huojia Changhuo Synthetic Rubber Co ltd
Current assignee: Shanxi Huojia Changhuo Synthetic Rubber Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-03-16
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a mechanical seal device for chloroprene emulsion emulsification pump, including the machine gland, install the axle sleeve in the machine gland, install mechanical seal device between axle sleeve and the machine gland, mechanical seal device includes the inside quiet ring seat of installation seat machine gland, fixed mounting has quiet ring on the quiet ring seat, the spring is installed in the inboard that is close to the machine gland to quiet ring, the spring offsets with quiet ring, and the one end fixedly connected with spring fixing base of keeping away from quiet ring, spring fixing base and machine gland fixed connection, the rotating ring seat is installed in the outside that is close to quiet ring to the machine gland, and rotating ring seat and axle sleeve fixed mounting, the inside fixed mounting of rotating ring seat has the rotating ring, and the side of rotating ring can contact with the side of quiet ring each other. The mechanical sealing device for the chloroprene emulsion emulsification pump has the advantages of being simple and reasonable in structure, novel in design, good in sealing performance and long in service life, and is convenient to widely popularize and use in the chloroprene emulsion production field.

Description

Mechanical sealing device for chloroprene emulsion emulsification pump

Technical Field

The utility model relates to a mechanical seal device specifically is a mechanical seal device that is used for chloroprene emulsion emulsification pump.

Background

The emulsifying pump is a precise combination of a rotating stator, generates strong shearing force in high-speed rotation to realize mixing, homogenizing, dispersing and crushing, mainly depends on the support of electric power to convert electric energy into the power of the high-speed rotation of a rotor, and crushes and emulsifies products to be mixed under the strong shearing force generated by the high-speed rotation of the rotor, so that the products are discharged from the bottom of the emulsifying pump. The mechanical sealing device has the advantages of less leakage, long service life, reliable operation and the like, is widely applied to the fields of petroleum, chemical industry, metallurgy, coal, video, medical treatment, electric power, textile, environmental protection and the like, and is more generally applied to fluid conveying equipment such as centrifugal pumps, centrifugal machines and the like.

Emulsification of chloroprene emulsion during processing, an emulsification pump is usually used. The sealing between the emulsification pump and the rotating shaft is usually by a mechanical sealing method. The compensation mechanism of the existing mechanical seal is designed on the side of the movable ring, the movable ring is kept to be attached to the static ring by virtue of a compression spring and a rubber sleeve, and the compressed rubber sleeve tightly wraps the rotating shaft to achieve the transmission of axial seal and the movable ring. The rotation of pivot, the spring drives the rotating ring and slides at quiet ring face, and the rotational speed is higher, and the torsion that the spring bore is just bigger, and centrifugal force also increases, and the spring can beat, makes the rotating ring take place off-centre and eccentric wear, influences its sealed effect, shortens its life, therefore we improve this, provides a mechanical seal device for chloroprene emulsion emulsification pump.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a mechanical seal device for chloroprene emulsion emulsification pump, including the machine gland, install the axle sleeve in the machine gland, install mechanical seal device between axle sleeve and the machine gland, mechanical seal device includes the inside quiet ring seat of installation seat machine gland, fixed mounting has quiet ring on the quiet ring seat, the spring is installed in the inboard that is close to the machine gland to quiet ring, the spring offsets with quiet ring, and is keeping away from the one end fixedly connected with spring fixing base of quiet ring, spring fixing base and machine gland fixed connection, the moving ring seat is installed in the outside that is close to quiet ring to the machine gland, just moving ring seat and axle sleeve fixed mounting, the inside fixed mounting of moving ring seat has the moving ring, just the side ability of moving ring and the side of quiet ring are in contact with each other.

As an optimal technical scheme of the utility model, the machine seals the gland and is provided with the sealing washer at the installing port that is close to axle sleeve one end, the inner circle and the axle sleeve surface of sealing washer are contact each other and are sealed.

As an optimal technical scheme of the utility model, the machine gland lid is provided with the spout in the upper and lower both sides that are close to quiet ring seat, just quiet ring seat is being provided with the draw runner with the mutual block of spout near spout department.

As a preferred technical scheme of the utility model, the rotating ring seat is provided with the chucking groove in the upper and lower both sides that are close to the rotating ring installation department, just the rotating ring is being provided with the card strip that closes the block with the chucking groove near chucking groove department.

As a preferred technical scheme of the utility model, the rotating ring is provided with the mounting groove in the one side of keeping away from quiet ring to fixed mounting has the sealing ring in the mounting groove, the inner circle of sealing ring and the outer peripheral face of axle sleeve mutually contact and seal.

As an optimal technical scheme of the utility model, the gasket is installed in one side of keeping away from the spring to the spring fixing base, just gasket and machine gland fixed mounting.

The utility model has the advantages that: according to the mechanical sealing device for the chloroprene emulsion emulsification pump, the spring is arranged on one side of the static ring and is kept to be attached to the static ring, so that the spring and the static ring are kept in a static state under the high-speed rotation of the rotating shaft, the defect that the spring jumps under the high-speed rotation of the rotating shaft is overcome, the stability of the rotating ring during rotation is effectively improved, the service life of the rotating ring is effectively prolonged, and the working stability of the chloroprene emulsion emulsification pump is improved; the utility model has the advantages of simple and reasonable structure, the modern design has that sealing performance is good, long service life's characteristics are convenient for extensively use widely in chloroprene emulsion production field.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of the general structure of a mechanical sealing device for a chloroprene emulsion emulsification pump of the present invention;

fig. 2 is an enlarged schematic view of a structure a of the mechanical sealing device for the chloroprene emulsion emulsification pump of the present invention.

In the figure: 1. a mechanical seal gland; 2. a gasket; 3. a seal ring; 4. a spring fixing seat; 5. a spring; 6. a stationary ring seat; 7. a stationary ring; 8. a movable ring seat; 9. a moving ring; 10. a seal ring; 11. a chute; 12. a clamping groove; 13. and a shaft sleeve.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1-2, the mechanical sealing device for chloroprene emulsion emulsification pump of the present invention comprises a mechanical seal cover 1, wherein a shaft sleeve 13 is installed in the mechanical seal cover 1, a mechanical sealing device is installed between the shaft sleeve 13 and the mechanical seal cover 1, the mechanical sealing device comprises a stationary ring seat 6 inside the mechanical seal cover 1, a stationary ring 7 is fixedly installed on the stationary ring seat 6, a spring 5 is installed at the inner side of the stationary ring 7 close to the mechanical seal cover 1, the spring 5 abuts against the stationary ring 7, a spring fixing seat 4 is fixedly connected at one end far from the stationary ring 7, the spring fixing seat 4 is fixedly connected with the mechanical seal cover 1, a movable ring seat 8 is installed at the outer side of the mechanical seal cover 1 close to the stationary ring 7, the movable ring seat 8 is fixedly installed with the shaft sleeve 13, a movable ring 9 is fixedly installed inside the movable ring seat 8, and the side surface of the movable ring 9 can be contacted with the side surface of the static ring 7.

The mechanical seal gland 1 is provided with the sealing ring 3 at a mounting opening close to one end of the shaft sleeve 13, the inner ring of the sealing ring 3 is in contact with and sealed with the surface of the shaft sleeve 13, the sealing ring 3 acts to realize the isolation of the device from the external environment, and the situation that external impurities enter the mechanical seal gland 1 to cause the abrasion and damage of internal parts can be effectively avoided.

Wherein, machine gland 1 is provided with spout 11 in the upper and lower both sides that are close to quiet ring seat 6, just quiet ring seat 6 is being close to spout 11 department and is being provided with the draw runner with the mutual block of spout 11, through spout 11 and the draw runner of mutual block, is convenient for improve the stationarity of quiet ring 7 when removing.

Wherein, the upper and lower both sides that the rotating ring seat 8 was being close to rotating ring 9 installation department are provided with chucking groove 12, just rotating ring 9 is being close to chucking groove 12 department and is being provided with the card strip that closes the block with chucking groove 12, through mutually supporting of chucking groove 12 and card strip, is convenient for realize rotating ring 9 and rotating ring seat 8's fixed connection, and then is convenient for realize rotating ring 9 and axle sleeve 13's synchronous connection.

Wherein, the rotating ring 9 is provided with the mounting groove in the one side of keeping away from quiet ring 7 to fixed mounting has sealing ring 10 in the mounting groove, the inner circle of sealing ring 10 and the outer peripheral face of axle sleeve 13 mutually contact and seal, realizes sealing device and external environment's isolated through the effect of sealing ring 10, can effectively avoid external debris to get into in the machine gland 1.

Wherein, spring fixing base 4 installs gasket 2 in the one side of keeping away from spring 5, just gasket 2 and machine seal gland 1 fixed mounting can effectively reduce the wearing and tearing between spring fixing base 4 and machine seal gland 1 through gasket 2, and then be convenient for improve machine seal gland 1 and sealing device's life.

The working principle is as follows: when the mechanical seal gland is used, the mechanical seal gland 1 is firstly pressed to move at one end, so that the static ring 7 and the dynamic ring 9 are tightly attached, the sealing function of mechanical seal is realized, meanwhile, the sealing device is isolated from the external environment under the action of the sealing ring 3 and the sealing ring 10, and the situation that external sundries enter the mechanical seal gland 1 to cause abrasion and damage to internal parts can be effectively avoided. According to the mechanical sealing device for the chloroprene emulsion emulsification pump, the spring is arranged on one side of the static ring and is kept to be attached to the static ring, so that the spring and the static ring are kept in a static state under the high-speed rotation of the rotating shaft, the defect that the spring jumps under the high-speed rotation of the rotating shaft is overcome, the stability of the rotating ring during rotation is effectively improved, the service life of the rotating ring is effectively prolonged, and the working stability of the chloroprene emulsion emulsification pump is improved; the utility model has the advantages of simple and reasonable structure, the modern design has that sealing performance is good, long service life's characteristics are convenient for extensively use widely in chloroprene emulsion production field.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A mechanical sealing device for a chloroprene emulsion emulsification pump comprises a mechanical seal gland (1), wherein a shaft sleeve (13) is installed in the mechanical seal gland (1), and the mechanical sealing device is installed between the shaft sleeve (13) and the mechanical seal gland (1), and is characterized in that the mechanical sealing device comprises a static ring seat (6) inside the mechanical seal gland (1) of an installation seat, a static ring (7) is fixedly installed on the static ring seat (6), a spring (5) is installed on the inner side of the static ring (7) close to the mechanical seal gland (1), the spring (5) is abutted against the static ring (7), a spring fixing seat (4) is fixedly connected with one end far away from the static ring (7), the spring fixing seat (4) is fixedly connected with the mechanical seal gland (1), and a movable ring seat (8) is installed on the outer side of the mechanical seal gland (1) close to the static ring (7), and the movable ring seat (8) is fixedly installed with the shaft sleeve (13), the movable ring (9) is fixedly installed inside the movable ring seat (8), and the side surface of the movable ring (9) can be in contact with the side surface of the static ring (7).

2. The mechanical sealing device for the chloroprene emulsion emulsification pump of claim 1, characterized in that the mechanical sealing cover (1) is provided with a sealing ring (3) at the mounting port near one end of the shaft sleeve (13), and the inner ring of the sealing ring (3) is in contact with and seals the surface of the shaft sleeve (13).

3. The mechanical sealing device for the chloroprene emulsion emulsification pump of claim 1, wherein the mechanical sealing cover (1) is provided with sliding grooves (11) near the upper and lower sides of the stationary ring seat (6), and the stationary ring seat (6) is provided with sliding strips which are mutually clamped with the sliding grooves (11) near the sliding grooves (11).

4. The mechanical sealing device for the chloroprene emulsion emulsification pump according to claim 1, characterized in that the movable ring seat (8) is provided with clamping grooves (12) at the upper and lower sides near the installation position of the movable ring (9), and the movable ring (9) is provided with clamping strips which are engaged with the clamping grooves (12) near the clamping grooves (12).

5. A mechanical seal device for a chloroprene emulsion pump according to claim 1, characterized in that the rotating ring (9) is provided with a mounting groove on the side away from the stationary ring (7), and a seal ring (10) is fixedly mounted in the mounting groove, and the inner ring of the seal ring (10) and the outer peripheral surface of the bushing (13) are in contact and seal with each other.

6. The mechanical sealing device for the chloroprene emulsion emulsification pump according to claim 1 is characterized in that the spring fixing seat (4) is provided with a gasket (2) at the side far away from the spring (5), and the gasket (2) is fixedly arranged with the machine seal cover (1).