CN217481953U

CN217481953U - Non-deformable's mechanical seal subassembly

Info

Publication number: CN217481953U
Application number: CN202221139213.9U
Authority: CN
Inventors: 明兴平; 杨宗迪; 吴波; 张霞
Original assignee: Zigong Chuanmi Environmental Protection Technology Co ltd
Current assignee: Zigong Chuanmi Environmental Protection Technology Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-09-23
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a non-deformable's mechanical seal subassembly, including equipment casing, fixed limiting plate and coupling mechanism, the middle part through connection of equipment casing has the installation axle, and the inside left side of equipment casing is provided with fixed connection board, fixed limiting plate sets up in fixed connection board's left side, and carries on spacingly through fixed connection post and fixed connection cover between fixed limiting plate and the fixed connection board to be connected through threaded mode between fixed connection post and the fixed connection cover, coupling mechanism sets up the right side at the equipment casing. This non-deformable's mechanical seal subassembly, the holistic fastening nature of subassembly is good, is difficult for taking place deformation, and the holistic life of extension subassembly combines coupling mechanism's setting, further promotes the leakproofness, plays certain limiting displacement between installation axle and the equipment casing simultaneously, has promoted the stability of being connected between installation axle and the equipment casing.

Description

Non-deformable's mechanical seal subassembly

Technical Field

The utility model relates to a mechanical seal technical field that is relevant specifically is a non-deformable's mechanical seal subassembly.

Background

The mechanical seal assembly refers to a device for preventing fluid leakage, which is composed of at least one pair of end faces perpendicular to a rotation axis, and the end faces are kept to be attached and slide relative to each other under the action of fluid pressure and elastic or magnetic force of a compensation mechanism and the cooperation of auxiliary seals, and is widely used;

however, in the actual use process, the mechanical seal assembly used generally is easy to deform in the long-term use process, which affects the actual sealing effect, the service life is short, and the connection between the equipment and the shaft member is unstable;

to this end, we propose a mechanical seal assembly that is not easily deformed, in order to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a non-deformable's mechanical seal subassembly to solve the mechanical seal subassembly that uses usually that proposes in the above-mentioned background art, in the in-service use, in long-time use, take place deformation easily, influence the actual sealed effect, life is shorter, and the unstable problem of being connected between equipment and the axle.

In order to achieve the above object, the utility model provides a following technical scheme: a mechanical seal assembly not prone to deformation comprises an equipment shell, wherein the middle of the equipment shell is connected with an installation shaft in a penetrating mode, and a fixed connecting plate is arranged on the left side inside the equipment shell;

further comprising:

the fixed limiting plate is arranged on the left side of the fixed connecting plate, the fixed limiting plate and the fixed connecting plate are limited through a fixed connecting column and a fixed connecting sleeve, the fixed connecting column and the fixed connecting sleeve are connected in a threaded mode, and a third sealing ring is tightly attached to the joint of the fixed limiting plate and the fixed connecting plate;

and the connecting mechanism is arranged on the right side of the equipment shell and is used for limiting the space between the first sealing ring and the equipment shell.

Preferably, the right side of the fixed connecting plate is provided with a fixed groove with a positioning effect, the middle part of the fixed groove is spliced with a fixed mounting block with a limiting effect, and the fixed mounting block is welded with the equipment shell.

Preferably, the fixed mounting piece is the equal angle setting on the inside wall of equipment casing to be the one-to-one setting between fixed mounting piece and the fixed slot, and closely laminate between equipment casing and the second sealing washer, the second sealing washer compresses tightly spacingly through fixed connection board moreover.

Preferably, be connected through the bolt between fixed connection board and the equipment casing, and the equal fixedly connected with fixed block in both ends about the fixed connection board is left to be connected through the mode of draw-in groove between fixed block and the supplementary piece that has limiting displacement, fixed connection between supplementary piece and the fixed limiting plate moreover.

Preferably, the upper and lower both ends of fixed limiting plate are all pegged graft and are had the surface to set up the screwed fixed connection post, and fixed connection post fixed connection is at the left surface of fixed connection board to be the laminating setting between the left side of fixed limiting plate and the fixed connection cover that is used for locking.

Preferably, the connecting mechanism comprises a movable mounting plate in a vertical state, a fixed pressing plate fixedly connected to the left end of the movable mounting plate and fixing bolts inserted into the upper end and the lower end of the movable mounting plate;

the fixing bolt is connected with the equipment shell in a threaded mode, and the fixing pressing plate is used for pressing and limiting the first sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that: the mechanical seal assembly not prone to deformation is characterized in that in the actual use process, the second seal ring is compressed and limited through the fixed connecting plate, the auxiliary block and the fixed block are combined to be clamped, the fixed limiting plate and the fixed connecting plate are conveniently connected, meanwhile, the fixed limiting plate and the fixed connecting plate are fixed through the arrangement of the fixed connecting column and the fixed connecting sleeve, so that the third seal ring is conveniently fixed, the tightness is good, deformation is not prone to occurring, the service life of the whole assembly is prolonged, the first seal ring is conveniently limited through the arrangement of the connecting mechanism, the tightness is further improved, a certain limiting effect is achieved between the installation shaft and the equipment shell, and the stability of connection between the installation shaft and the equipment shell is improved;

1. the device is provided with a fixed mounting block, a fixed connecting plate and a second sealing ring, the fixed mounting block is clamped with the fixed groove, so that the fixed connecting plate and the device shell are conveniently positioned, meanwhile, the fixed connecting plate is used for compressing and limiting the second sealing ring, the second sealing ring is conveniently compressed and limited, and the device is convenient to mount;

2. the fixing block, the fixing limiting plate, the auxiliary block and the first sealing ring are arranged, the fixing limiting plate and the fixing connecting plate are conveniently positioned through clamping connection between the fixing block and the auxiliary block, the fixing limiting plate and the fixing connecting plate are fixed through combination of the fixing connecting column and the fixing connecting sleeve, the third sealing ring is conveniently installed and limited, the sealing performance is good, the whole fastening performance of the assembly is improved, and deformation is not prone to occurring;

3. be equipped with first sealing washer and coupling mechanism, coupling mechanism includes movable mounting board, solid fixed pressing plate and gim peg, and through coupling mechanism's setting, it is spacing to be convenient for compress tightly first sealing washer, has promoted the subassembly holistic, the leakproofness, and installation axle through connection has promoted the stability of being connected between installation axle and the equipment casing at movable mounting board's middle part simultaneously.

Drawings

FIG. 1 is a front view of the cutting structure of the present invention;

fig. 2 is a schematic view of a front sectional structure of the connection between the fixing connecting plate, the fixing groove and the second sealing ring of the present invention;

fig. 3 is a front view of the connection and sectioning structure of the fixing limiting plate, the auxiliary block and the fixing connecting column of the present invention;

fig. 4 is a front view of the movable mounting plate, the fixed pressing plate and the fixing bolt of the present invention.

In the figure: 1. an apparatus housing; 2. installing a shaft; 3. fixing the mounting block; 4. fixing the connecting plate; 5. fixing grooves; 6. a fixed block; 7. fixing a limit plate; 8. an auxiliary block; 9. fixing a connecting column; 10. fixing the connecting sleeve; 11. a first seal ring; 12. a connecting mechanism; 13. a movable mounting plate; 14. fixing the pressing plate; 15. a fixing bolt; 16. a second seal ring; 17. and a third sealing ring.

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. 1-4, the present invention provides a technical solution: the utility model provides a non-deformable's mechanical seal subassembly, includes equipment casing 1, installation axle 2, fixed mounting piece 3, fixed connection board 4, fixed slot 5, fixed block 6, fixed limiting plate 7, supplementary piece 8, fixed connection post 9, fixed connection cover 10, first sealing washer 11, coupling mechanism 12, movable mounting board 13, fixed pressing plate 14, gim peg 15, second sealing washer 16 and third sealing washer 17.

When the mechanical seal assembly not prone to deformation is used, as shown in fig. 1 and fig. 2, an installation shaft 2 is connected to the middle of an equipment shell 1 in a penetrating mode, a fixed installation block 3 with a positioning effect is welded on the inner side wall of the equipment shell 1, the fixed installation block 3 is aligned to a fixed groove 5 formed in the right end of a fixed connection plate 4 at an equal angle, the fixed installation block 3 and the fixed groove 5 are arranged in a one-to-one correspondence mode, the fixed installation block 3 is inserted into the fixed groove 5, the fixed connection plate 4 is convenient to install and position, then the fixed connection plate 4 and the equipment shell 1 are fixed through bolts, a second seal ring 16 is compressed and limited through the fixed connection plate 4, and the second seal ring 16 is convenient to fix;

as shown in fig. 1 and fig. 3, the upper and lower ends of the left end of the fixed connection plate 4 are both fixedly connected with a fixed connection post 9 with threads on the outer surface, the left end of the fixed connection plate 4 is fixedly connected with a fixed block 6, a third seal ring 17 is arranged inside the fixed limit plate 7, an auxiliary block 8 is fixedly connected inside the fixed limit plate 7, the auxiliary block 8 is driven by the fixed limit plate 7 to be connected with a clamping groove between the fixed block 6 and the fixed connection plate 4, so as to facilitate the positioning between the fixed connection plate 4 and the fixed limit plate 7, the fixed connection post 9 is inserted into the upper and lower ends of the fixed limit plate 7, then the fixed connection sleeve 10 screwed on the outer surface of the fixed connection post 9 is rotated, so that the fixed connection sleeve 10 is attached to the fixed limit plate 7, the fixed connection post 9 and the fixed limit plate 7 are limited by the fixed connection sleeve 10, and the fixed connection plate 4 is fixed, the fixed limiting plate 7 is used for compressing and limiting the third sealing ring 17, the sealing performance is good, the tightness of the whole connection of the assembly is high, the assembly is not easy to loosen and deform, and the service life of the whole assembly is prolonged;

as shown in fig. 1 and 4, a connecting mechanism 12 is disposed on the right side of the device housing 1, the connecting mechanism 12 includes a movable mounting plate 13 in a vertical state, a fixed pressing plate 14 fixedly connected to the left end of the movable mounting plate 13, and fixing bolts 15 inserted into the upper and lower ends of the movable mounting plate 13, and the fixing bolts 15 are connected with the device housing 1 by a thread, the movable mounting plate 13 drives the fixing pressing plate 14 to move leftward, so that the first sealing ring 11 is attached to the right side surface of the device housing 1, and by the arrangement of the first sealing ring 11, the sealing performance of the whole assembly is improved, the practicability is high, and the mounting shaft 2 is inserted into the middle of the movable mounting plate 13, so that the connection between the mounting shaft 2 and the device housing 1 is more stable, then the fixing bolts 15 are inserted into the upper and lower ends of the movable mounting plate 13, and the fixing bolts 15 are connected with the device housing 1 by rotating the fixing bolts 15, the movable mounting plate 13 and the equipment shell 1 are convenient to fix, convenient to operate and very convenient to use.

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. A mechanical seal assembly not prone to deformation comprises an equipment shell (1), wherein the middle of the equipment shell (1) is connected with a mounting shaft (2) in a penetrating mode, and a fixed connecting plate (4) is arranged on the left side inside the equipment shell (1);

it is characterized by also comprising:

the fixing limiting plate (7) is arranged on the left side of the fixing connecting plate (4), the fixing limiting plate (7) and the fixing connecting plate (4) are limited through a fixing connecting column (9) and a fixing connecting sleeve (10), the fixing connecting column (9) and the fixing connecting sleeve (10) are connected in a threaded mode, and a third sealing ring (17) is tightly attached to the joint of the fixing limiting plate (7) and the fixing connecting plate (4);

the connecting mechanism (12) is arranged on the right side of the equipment shell (1), and the connecting mechanism (12) is used for limiting the position between the first sealing ring (11) and the equipment shell (1).

2. A non-deformable mechanical seal assembly as claimed in claim 1, wherein: fixed slot (5) that have the positioning action are seted up on the right side of fixed connection board (4), and peg graft in the middle part of fixed slot (5) and have fixed mounting piece (3) that have limiting displacement to welded connection between fixed mounting piece (3) and equipment casing (1).

3. A non-deformable mechanical seal assembly as claimed in claim 2, wherein: fixed mounting piece (3) are the setting of equidistance on the inside wall of equipment casing (1) to be the one-to-one setting between fixed mounting piece (3) and fixed slot (5), and closely laminate between equipment casing (1) and second sealing washer (16), second sealing washer (16) compress tightly spacingly through fixed connection board (4) moreover.

4. A non-deformable mechanical seal assembly as claimed in claim 3, wherein: be connected through the bolt between fixed connection board (4) and equipment casing (1), and the equal fixedly connected with fixed block (6) in both ends about fixed connection board (4) is left to be connected through the mode of draw-in groove between fixed block (6) and auxiliary block (8) that have limiting displacement, fixed connection between auxiliary block (8) and fixed limiting plate (7) moreover.

5. A non-deformable mechanical seal assembly as claimed in claim 4, wherein: the upper end and the lower end of the fixed limiting plate (7) are respectively spliced with a fixed connecting column (9) with threads on the outer surface, the fixed connecting column (9) is fixedly connected to the left side face of the fixed connecting plate (4), and the left side of the fixed limiting plate (7) is attached to the fixed connecting sleeve (10) used for locking.

6. A non-deformable mechanical seal assembly as claimed in claim 1, wherein: the connecting mechanism (12) comprises a movable mounting plate (13) in a vertical state, a fixed pressing plate (14) fixedly connected to the left end of the movable mounting plate (13) and fixing bolts (15) inserted into the upper end and the lower end of the movable mounting plate (13);

the fixing bolt (15) is connected with the equipment shell (1) in a threaded mode, and the fixing pressure plate (14) is used for compressing and limiting the first sealing ring (11).