CN217453753U - Mechanical seal auxiliary assembly device - Google Patents

Abstract

The utility model discloses a mechanical seal auxiliary assembly device, which relates to the technical field of mechanical seal and comprises an assembly auxiliary plate, wherein the top of the assembly auxiliary plate is provided with an assembly hole, the inner part of the assembly hole is movably connected with an auxiliary arc plate, one side of the auxiliary arc plate is provided with an assembly pipe, the surface of the assembly pipe is movably connected with an assembly spring, by arranging the auxiliary arc-shaped plate, the assembly ball and the assembly rubber block, when in use, personnel need to utilize the assembly spring to enable the auxiliary arc-shaped plate to extrude the mechanical sealing element so as to enable the assembly ball to rotate, thereby reducing the friction force to which the mechanical sealing element is subjected when moving downwards, further reducing the damage degree of the surface of the mechanical sealing element, thereby improved mechanical seal's life, and can prevent that the pressure spring in the mechanical seal from buckling to other directions, utilize the assembly block rubber to improve the steadiness after mechanical seal is installed at last.

Description

Mechanical seal assists assembly quality

Technical Field

The utility model belongs to the technical field of mechanical seal, especially a mechanical seal auxiliary assembly device.

Background

The mechanical seal is a shaft seal device of rotating machinery, and has the advantages of various types, simple structure and convenient use for personnel.

When personnel are at present in mechanical sealing, in the process of installing the mechanical sealing element, the mechanical sealing element can generate friction with other mechanical elements, so that the surface of the mechanical sealing element is damaged, the service life of the mechanical sealing element can be further prolonged, and the stability of the installed mechanical sealing element is less ideal.

To this end we propose a mechanical seal-assisted assembly device to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanical seal assists assembly quality to solve the problem that proposes among the above-mentioned background art.

Realize the utility model discloses the technical solution of purpose does:

a mechanical seal auxiliary assembly device comprises an assembly auxiliary plate, wherein an assembly hole is formed in the assembly auxiliary plate, two auxiliary arc-shaped plates are arranged in the assembly hole, the outer sides of the auxiliary arc-shaped plates are connected with the inner side of an assembly pipe, and the assembly pipe can slide inside and outside relative to the assembly auxiliary plate; the assembling pipe is provided with an assembling spring, and the assembling spring is connected between the assembling auxiliary plate and the auxiliary arc-shaped plate; the assembling device is characterized in that assembling balls are arranged on the inner wall of the auxiliary arc-shaped plate, assembling rubber blocks are arranged on the inner side of the auxiliary arc-shaped plate, the assembling rubber blocks are connected with an assembling moving plate, and the assembling moving plate can slide inside and outside relative to the assembling auxiliary plate.

Compared with the prior art, the utility model, it is showing the advantage and is:

the utility model discloses a set up supplementary arc, assembly ball and assembly block rubber, during the use, the personnel need utilize the assembly spring, make supplementary arc extrusion mechanical seal, make the assembly ball rotate, and then the frictional force that receives when making mechanical seal move down reduces, reduce the impaired degree on mechanical seal surface then, thereby mechanical seal's life has been improved, and can prevent that the pressure spring in the mechanical seal from buckling to other directions, utilize the assembly block rubber at last can improve the steadiness after the mechanical seal is installed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the assembly pipe of the present invention.

Fig. 3 is a schematic structural view of the middle plugging moving groove of the present invention.

Fig. 4 is a partially enlarged schematic structural view of a portion a in fig. 1 according to the present invention.

Fig. 5 is a schematic diagram of the present invention at a part B of fig. 2.

Fig. 6 is a partially enlarged structural diagram of the present invention at C in fig. 3.

Fig. 7 is a schematic view of the present invention at a position D in fig. 3.

In the figure: 1. assembling an auxiliary plate; 2. an assembly hole; 3. an auxiliary arc plate; 4. assembling a pipe; 5. assembling a spring; 6. assembling a ball; 7. assembling a rubber block; 8. assembling a moving plate; 9. a limiting frame; 10. moving the tube; 11. moving the plate; 12. moving the limiting pipe; 13. a rectangular groove; 14. moving the limiting groove; 15. a limiting rectangular groove; 16. inserting the movable groove; 17. inserting a pipe; 18. the movable pipe is inserted and connected.

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.

As shown in fig. 1-7, the utility model provides a mechanical seal auxiliary assembly device, which comprises an assembly auxiliary plate 1, an assembly hole 2 is provided in the assembly auxiliary plate 1, an auxiliary arc plate 3 is provided inside the assembly hole 2, an assembly pipe 4 is provided on the outer side wall of the auxiliary arc plate 3, an assembly spring 5 is movably connected to the surface of the assembly pipe 4, a plurality of assembly balls 6 are provided on the inner wall of the auxiliary arc plate 3, an assembly rubber block 7 is provided on the inner side of the auxiliary arc plate 3, an auxiliary hole is provided on the inner side of the assembly rubber block 7, an assembly moving plate 8 is provided on the outer side of the assembly rubber block 7, when in use, a person needs to move the assembly moving plate 8 to the outside of the assembly auxiliary plate 1, and then pulls the assembly pipe 4 outwards to drive the auxiliary arc plate 3 to move towards the inner wall of the assembly hole 2, when the auxiliary arc plate 3 moves towards the inner wall of the assembly hole 2, the outer side of the mechanical sealing part is extruded with the assembly spring 5, so that the assembly spring 5 is contracted to generate elastic potential energy, then personnel need to insert the mechanical sealing part between the two auxiliary arc-shaped plates 3 and press the mechanical sealing part downwards, meanwhile, the external force applied on the assembly pipe 4 is removed, so that the assembly spring 5 pushes the auxiliary arc-shaped plates 3 to move inwards, the inner sides of the auxiliary arc-shaped plates 3 extrude the mechanical sealing part, in the downward movement process of the mechanical sealing part, the surface of the mechanical sealing part is contacted with the inner wall of the auxiliary arc-shaped plates 3, so that the assembly ball 6 rotates, the friction force borne by the mechanical sealing part when moving downwards is reduced, the damage degree of the surface of the mechanical sealing part is reduced, the service life of the mechanical sealing part is prolonged, and when the mechanical sealing part moves downwards, the two auxiliary arc-shaped plates 3 extrude the mechanical sealing part, so that the mechanical sealing part can be limited, the compression spring in the mechanical sealing element is prevented from being bent towards other directions, the mechanical sealing element is installed in the assembly auxiliary plate 1, and then a worker only needs to push the assembly moving plate 8 and clamp the mechanical sealing element tightly by using the assembly rubber block 7, so that the stability of the mechanical sealing element after being installed is improved.

Further, set up the assembly auxiliary hole with 4 looks adaptations of assembly pipe on the inner wall of pilot hole 2, the one end of assembly spring 5 and the inner wall fixed connection of pilot hole 2, the other end of assembly spring 5 is fixed with the outside of supplementary arc 3, during the use, through setting up some assembly auxiliary holes, the personnel of being convenient for stimulate assembly pipe 4, make the inside and outside removal of assembly pipe 4, because the both ends of assembly spring 5 are fixed, so can prevent its downstream.

Further, the outer end of the assembling pipe 4 is fixedly connected with a limiting frame 9, the limiting frame 9 is fixedly connected with a movable pipe 10, and when the assembling pipe is used, the movable pipe 10 is arranged, so that a person can conveniently move the assembling pipe 4.

Further, both sides fixedly connected with movable plate 11 of spacing 9, the equal fixedly connected with in the left and right sides of movable plate 11 removes spacing pipe 12, assembly accessory plate 1 all offer with the rectangular channel 13 of movable plate 11 looks adaptation, offer on the inner wall of rectangular channel 13 with remove the removal spacing groove 14 of spacing pipe 12 looks adaptation, movable plate 11 stretches into rectangular channel 13 in, and remove spacing pipe 12 and remove the cooperation of spacing groove 14, make and remove assembly pipe 4 and can only remove the inside and outside direction, and the displacement receives the restriction that removes spacing groove 14. When the limiting frame 9 moves, the moving plate 11 is driven to move by the limiting frame 9, when the moving plate 11 moves, the moving limiting pipe 12 moves in the rectangular groove 13, the moving limiting pipe 12 can be limited by the rectangular groove 13, and the stability of the assembling pipe 4 and the auxiliary arc-shaped plate 3 in moving is improved.

Furthermore, both sides all have seted up spacing rectangular channel 15 around the assembly accessory plate 1, seted up grafting shift groove 16 on the inside wall of spacing rectangular channel 15, the both sides fixedly connected with of assembly movable plate 8 and the grafting pipe 17 of grafting shift groove 16 looks adaptation, assembly movable plate 8 sets up in spacing rectangular channel 15, and grafting pipe 17 and grafting shift groove 16 cooperation for assembly movable plate 8 can only assemble accessory plate 1 inside and outside slip relatively, and the sliding distance receives the restriction of grafting shift groove 16. During the use, when removing assembly movable plate 8, assembly movable plate 8 will drive assembly rubber piece 7 and remove in spacing rectangular channel 15, simultaneously, will make grafting pipe 17 remove in grafting movable groove 16, utilizes grafting pipe 17 can be spacing to assembly movable plate 8, prevents its and spacing rectangular channel 15 separation.

Furthermore, the top of the insertion tube 17 and the top of the assembly auxiliary plate 1 are both provided with insertion holes capable of being butted, the insertion moving tube 18 is inserted into the insertion holes, and when the insertion tube 17 is aligned with the insertion holes of the assembly auxiliary plate 1, the insertion moving tube 18 is inserted to fix the assembly moving plate 8. The outer side of the assembling moving plate 8 is fixedly connected with a drawing auxiliary pipe, and the assembling moving plate 8 is convenient for personnel to move through the drawing auxiliary pipe.

The working principle is as follows: when the mechanical sealing device works, a person needs to move the assembly moving plate 8 to enable the assembly moving plate to move towards the outer part of the assembly auxiliary plate 1, then pulls the assembly pipe 4 to enable the assembly pipe 3 to move towards the inner wall of the assembly hole 2, when the auxiliary arc-shaped plate 3 moves towards the inner wall of the assembly hole 2, the outer side of the auxiliary arc-shaped plate extrudes the assembly spring 5 to enable the assembly spring 5 to contract to generate elastic potential energy, then the person needs to insert the mechanical sealing device between the two auxiliary arc-shaped plates 3 and press the mechanical sealing device downwards, meanwhile, external force applied to the assembly pipe 4 is removed, the assembly spring 5 pushes the auxiliary arc-shaped plate 3 to enable the other inner side of the auxiliary arc-shaped plate 3 to extrude the mechanical sealing device, in the downward moving process of the mechanical sealing device, the surface of the mechanical sealing device is in contact with the inner wall of the auxiliary arc-shaped plate 3, so that the assembly ball 6 rotates, and further, the friction force applied when the mechanical sealing device moves downwards is reduced, thereby reducing the damage degree of the surface of the mechanical sealing element, improving the service life of the mechanical sealing element, and when the mechanical sealing element moves downwards, the two auxiliary arc-shaped plates 3 extrude the mechanical sealing element, so that the mechanical sealing element can be limited, a pressure spring in the mechanical sealing element is prevented from being bent towards other directions, after the mechanical sealing element is arranged in the assembly auxiliary plate 1, the person only needs to push the assembling moving plate 8 to push the assembling rubber block 7 to the sealing piece, so that the inner side of the assembling rubber block presses the surface of the sealing piece, thereby extruding the air in the auxiliary hole of the assembling rubber block 7, enabling the assembling rubber block 7 to be adsorbed with the sealing element, and clamping the mechanical sealing element by utilizing the assembling rubber block 7, thereby improving the stability of the mechanical sealing element after being installed, when the mechanical sealing element is detached, only two auxiliary arc-shaped plates 3 need to be pulled to one side far away from the mechanical sealing element, and then the mechanical sealing element is taken out.

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 (7)

1. The mechanical seal auxiliary assembly device comprises an assembly auxiliary plate (1), and is characterized in that an assembly hole (2) is formed in the assembly auxiliary plate (1), two auxiliary arc-shaped plates (3) are arranged in the assembly hole (2), the outer sides of the auxiliary arc-shaped plates (3) are connected with the inner side of an assembly pipe (4), and the assembly pipe (4) can slide inside and outside relative to the assembly auxiliary plate (1); an assembly spring (5) is arranged on the assembly pipe (4), and the assembly spring (5) is connected between the assembly auxiliary plate (1) and the auxiliary arc-shaped plate (3); the assembling device is characterized in that assembling balls (6) are arranged on the inner wall of the auxiliary arc-shaped plate (3), assembling rubber blocks (7) are arranged on the inner side of the auxiliary arc-shaped plate (3), the assembling rubber blocks (7) are connected with an assembling moving plate (8), and the assembling moving plate (8) can slide inside and outside relative to the assembling auxiliary plate (1).

2. The mechanical seal auxiliary assembly device according to claim 1, characterized in that a limiting frame (9) is fixedly connected to the outer end of the assembly pipe (4), and the limiting frame (9) is connected with a movable pipe (10); and a sliding guide structure is arranged between the limiting frame (9) and the assembly auxiliary plate (1) and is used for guiding and limiting the sliding of the assembly pipe (4).

3. The mechanical seal auxiliary assembly device according to claim 2, wherein a movable plate (11) is fixedly connected to two sides of the limiting frame (9), a movable limiting pipe (12) is fixedly connected to two sides of the movable plate (11), a rectangular groove (13) matched with the movable plate (11) is formed in each side of the assembly auxiliary plate (1), and a movable limiting groove (14) matched with the movable limiting pipe (12) is formed in the inner wall of the rectangular groove (13).

4. The mechanical seal auxiliary assembly device according to claim 1, wherein both sides of the assembly auxiliary plate (1) are provided with limiting rectangular grooves (15), the inner side walls of the limiting rectangular grooves (15) are provided with insertion moving grooves (16), and one side of the assembly moving plate (8) is fixedly connected with insertion pipes (17) matched with the insertion moving grooves (16).

5. The mechanical seal auxiliary assembly device according to claim 4, wherein the insertion pipe (17) and the assembly auxiliary plate (1) are provided with insertion holes at the top, and an insertion moving pipe (18) is inserted into the insertion holes.

6. Mechanical seal auxiliary assembly device according to claim 1 or 4, characterized in that a drawing auxiliary tube is fixedly connected to the outside of the assembly moving plate (8).

7. The mechanical seal auxiliary assembly device according to claim 1, wherein the inner side of the assembly rubber block (7) is provided with an auxiliary hole.

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