CN213360751U

CN213360751U - Quick detachable double mechanical seal device

Info

Publication number: CN213360751U
Application number: CN202021314325.4U
Authority: CN
Inventors: 余良
Original assignee: Zigong Tengyi Mechanical Seal Co ltd
Current assignee: Zigong Tengyi Mechanical Seal Co ltd
Priority date: 2020-07-07
Filing date: 2020-07-07
Publication date: 2021-06-04
Anticipated expiration: 2030-07-07

Abstract

The utility model belongs to the technical field of double mechanical face specifically is a quick detachable double mechanical face mechanical seal device, which comprises an upper housing, go up casing upper end outside equidistance and seted up first screw, six groups of cavitys have been seted up to the inboard equidistance of last casing lower extreme. The utility model discloses an equal swing joint has the reference column in six group's cavities of last casing lower extreme, and fixed connection's card post respectively with turn trough and lower chute swing joint on the reference column, when last casing and lower casing pass through interface and mounting hole and connect, the cavity that makes the last casing simultaneously corresponds with the locating hole of casing down each other, the card post with six group's turn troughs is rotatory to spout down, make the reference column pass through the elasticity of spring with the reference column fix in the locating hole of casing down, it is comparatively convenient to make casing and last casing installation and dismantlement down, be favorable to more practical use quick detachable double-end face mechanical seal device, and is comparatively practical, and is suitable for extensive popularization and use.

Description

Quick detachable double mechanical seal device

Technical Field

The utility model relates to a double mechanical technical field specifically is a quick detachable double mechanical seal device.

Background

At present, the existing mechanical seal is a sealing device of a rotating machine, is widely applied to various industries, and is frequently required to be detached for inspection during equipment maintenance. When only needing to overhaul equipment parts except the mechanical seal, adopt bulk mechanical seal structure, dismantle mechanical seal not only wastes time and energy, moreover easily damage the sealing member.

In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: however, most of sealing devices of rotating machinery in the existing market are fixed through bolts and double-headed screws, and nuts on the bolts are required to be detached one by one through handles during detachment, so that time and labor are wasted.

Therefore, I provide a quick detachable double mechanical seal device, there is the reference column through equal swing joint in six sets of cavities of last casing lower extreme, and fixed connection's card post respectively with rotary trough and lower spout swing joint on the reference column, when last casing and lower casing pass through interface and mounting hole and connect, the cavity that makes the casing simultaneously corresponds each other with the locating hole of casing down, the card post with six sets of rotary troughs is rotatory to lower spout, make the reference column pass through the elasticity of spring with the reference column fixed in the locating hole of casing down, it is comparatively convenient to make casing and last casing installation and dismantlement down, be favorable to more practical quick detachable double mechanical seal device of use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick detachable double mechanical seal device has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a double-end-face mechanical sealing device easy to disassemble comprises an upper shell;

the improved structure of the bearing comprises an upper shell, a lower shell and six groups of cavities, wherein first screw holes are formed in the outer side of the upper end of the upper shell at equal intervals, six groups of cavities are formed in the inner side of the lower end of the upper shell at equal intervals, rotary grooves are formed in the outer side wall of the lower end of the upper shell at equal intervals in the horizontal direction, lower sliding grooves are formed in the clockwise direction of the rotary grooves, the rotary grooves and the six groups of lower sliding grooves are communicated with the six groups of cavities respectively, positioning columns are movably connected in the cavities, clamping columns are fixedly connected to the positioning columns and movably connected with the rotary grooves and the lower sliding grooves respectively, bearings are arranged in the middles of the upper ends of the positioning columns, middle shafts of the.

As an optimized implementation mode of the utility model, the mounting hole is arranged in the middle of the lower end of the upper shell.

As a preferred embodiment of the utility model, it is provided with down the casing to go up the casing lower extreme, six locating holes of group, six groups have been seted up to casing upper end outside equidistance down the locating hole respectively with six groups the reference column corresponds each other.

As an optimized implementation manner of the utility model, be provided with the interface in the middle of the casing upper end down, sealed the pad has been cup jointed to the interface, interface and mounting hole screwed connection.

As a preferred embodiment of the utility model, it is provided with the closing cap to go up the casing upper end, the laminating of closing cap inside wall has sealed the pad, the second screw has been seted up to the equidistance in the closing cap outside, six groups the second screw respectively with six groups first screw corresponds each other.

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

1. the utility model discloses an equal swing joint has the reference column in six group's cavities of last casing lower extreme, and fixed connection's card post respectively with rotary trough and lower chute swing joint on the reference column, when last casing and lower casing pass through interface and mounting hole and connect, the cavity that makes the last casing simultaneously corresponds with the locating hole of casing down each other, the card post with six group's rotary troughs in is rotatory to spout down, make the reference column pass through the elasticity of spring with the reference column fixed in the locating hole of casing down, it is comparatively convenient to make casing and last casing installation and dismantlement down, be favorable to more practical use quick detachable double-end face mechanical seal device.

2. The utility model discloses a be equipped with sealed the pad, the sealed pad has been cup jointed to the interface lateral wall of casing under, and has sealed the pad in the laminating of the closing cap inside wall of last casing, can effectually guarantee the leakproofness of device, is favorable to the quick detachable double mechanical seal device of more practical use.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of the quick detachable double mechanical sealing device of the present invention;

fig. 2 is a schematic structural view of a cavity cross section of the quick detachable double mechanical sealing device of the present invention;

fig. 3 is a schematic view of the sealing cap structure of the quick detachable double mechanical sealing device of the present invention.

In the figure: 1. an upper housing; 2. a cavity; 3. rotating the groove; 4. a lower chute; 5. a positioning column; 6. clamping the column; 7. a bearing; 8. a support seat; 9. a spring; 10. a lower housing; 11. positioning holes; 12. an interface; 13. Mounting holes; 14. a gasket; 15. a first screw hole; 16. sealing the cover; 17. and a second screw hole.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "disposed" are to be interpreted broadly, and may be, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the utility model discloses in provide only supply the reference with the model of electrical apparatus. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: a double mechanical sealing device easy to disassemble comprises an upper shell 1;

the improved structure of the bearing is characterized in that first screw holes 15 are formed in the outer side of the upper end of the upper shell 1 at equal intervals, six groups of cavities 2 are formed in the inner side of the lower end of the upper shell 1 at equal intervals, rotary grooves 3 are formed in the outer side wall of the lower end of the upper shell 1 at equal intervals in the horizontal direction, lower sliding grooves 4 are formed in the six groups of rotary grooves 3 in the clockwise direction, the six groups of rotary grooves 3 and the six groups of lower sliding grooves 4 are respectively communicated with the six groups of cavities 2, positioning columns 5 are movably connected in the cavities 2, clamping columns 6 are fixedly connected to the positioning columns 5, the clamping columns 6 are respectively movably connected with the rotary grooves 3 and the lower sliding grooves 4, bearings 7 are arranged in the middle of the upper ends of the positioning columns 5, middle shafts of the bearings 7 are fixedly connected with supporting seats 8.

In this embodiment, referring to fig. 1 and 2, positioning pillars 5 are movably connected in six sets of cavities 2 at the lower end of an upper casing 1, and clamping pillars 6 fixedly connected to the positioning pillars 5 are respectively movably connected to a rotary trough 3 and a lower slide trough 4, when the upper casing 1 and the lower casing 10 are connected through an interface 12 and a mounting hole 13, the cavities 2 of the upper casing 1 and positioning holes 11 of the lower casing 10 are made to correspond to each other, and the clamping pillars 6 in the six sets of rotary troughs 3 are rotated to the lower slide trough 4, so that the positioning pillars 5 are fixed in the positioning holes 11 of the lower casing 10 by the elastic force of springs 9, and the lower casing 10 and the upper casing 1 are convenient to mount and dismount, thereby facilitating the use of a double-end mechanical sealing device which is easy to dismount and is more practical.

Wherein, the middle of the lower end of the upper shell 1 is provided with a mounting hole 13.

The lower end of the upper shell 1 is provided with a lower shell 10, six groups of positioning holes 11 are equidistantly formed in the outer side of the upper end of the lower shell 10, and the six groups of positioning holes 11 correspond to the six groups of positioning columns 5 respectively.

The middle of the upper end of the lower shell 10 is provided with a port 12, the port 12 is sleeved with a sealing gasket 14, and the port 12 is in spiral connection with the mounting hole 13.

The upper end of the upper shell 1 is provided with a sealing cover 16, the inner side wall of the sealing cover 16 is attached with a sealing gasket 14, the outer side of the sealing cover 16 is equidistantly provided with second screw holes 17, and six groups of the second screw holes 17 correspond to six groups of the first screw holes 15 respectively.

In this embodiment, referring to fig. 1 and fig. 2, a sealing gasket 14 is provided, the sealing gasket 14 is sleeved on the outer side wall of the port 12 of the lower housing 10, and the sealing gasket 14 is attached to the inner side wall of the sealing cover 16 of the upper housing 1, so that the sealing performance of the device can be effectively ensured, and the device is more practical and is easy to disassemble.

When an easy-to-detach double-end-face mechanical sealing device is used, firstly, the device is moved to a designated place, when the double-end-face machine needs to be installed and detached, positioning columns 5 are movably connected in six groups of cavities 2 at the lower end of an upper shell 1, clamping columns 6 of the positioning columns 5 are fixedly connected with rotary grooves 3 and lower sliding grooves 4 respectively, when the upper shell 1 and the lower shell 10 are connected through an interface 12 and a mounting hole 13, the cavities 2 of the upper shell 1 and positioning holes 11 of the lower shell 10 correspond to each other, the clamping columns 6 in the six groups of rotary grooves 3 rotate to the lower sliding grooves 4, the positioning columns 5 are fixed in the positioning holes 11 of the lower shell 10 through the elasticity of springs 9, and the lower shell 10 and the upper shell 1 are convenient to install and detach.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a quick detachable double mechanical seal device which characterized in that: comprises an upper shell (1);

the outer side of the upper end of the upper shell (1) is equidistantly provided with first screw holes (15), the inner side of the lower end of the upper shell (1) is equidistantly provided with six groups of cavities (2), the outer side wall of the lower end of the upper shell (1) is provided with rotary grooves (3) at equal intervals in the horizontal direction, six groups of rotary grooves (3) are provided with lower sliding grooves (4) in the clockwise direction, the six groups of rotary grooves (3) and the six groups of lower sliding grooves (4) are respectively communicated with the six groups of cavities (2), a positioning column (5) is movably connected in the cavity (2), a clamping column (6) is fixedly connected on the positioning column (5), the clamping column (6) is respectively and movably connected with the rotary groove (3) and the lower sliding groove (4), a bearing (7) is arranged in the middle of the upper end of the positioning column (5), a support seat (8) is fixedly connected with the middle shaft of the bearing (7), the upper end of the abutting seat (8) is fixedly connected with the upper side wall in the cavity (2) through a spring (9).

2. A frangible double mechanical seal according to claim 1, wherein: and a mounting hole (13) is formed in the middle of the lower end of the upper shell (1).

3. A frangible double mechanical seal according to claim 1, wherein: the lower end of the upper shell (1) is provided with a lower shell (10), six groups of positioning holes (11) are formed in the outer side of the upper end of the lower shell (10) at equal intervals, and the six groups of positioning holes (11) correspond to the six groups of positioning columns (5) respectively.

4. A frangible double mechanical seal according to claim 3 wherein: the middle of the upper end of the lower shell (10) is provided with a connector (12), the connector (12) is sleeved with a sealing gasket (14), and the connector (12) is in spiral connection with the mounting hole (13).

5. A frangible double mechanical seal according to claim 1, wherein: go up casing (1) upper end and be provided with closing cap (16), closing cap (16) inside wall laminating has sealed pad (14), second screw (17) have been seted up to closing cap (16) outside equidistance, six groups second screw (17) respectively with six groups first screw (15) correspond each other.