CN220828521U - Inflatable mechanical sealing device - Google Patents
Inflatable mechanical sealing device Download PDFInfo
- Publication number
- CN220828521U CN220828521U CN202321824171.7U CN202321824171U CN220828521U CN 220828521 U CN220828521 U CN 220828521U CN 202321824171 U CN202321824171 U CN 202321824171U CN 220828521 U CN220828521 U CN 220828521U
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- China
- Prior art keywords
- sealing
- sealed
- sealed barrel
- barrel
- mechanical seal
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- 238000007789 sealing Methods 0.000 title claims abstract description 125
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 210000003437 trachea Anatomy 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- Mechanical Sealing (AREA)
Abstract
The utility model discloses an inflatable mechanical sealing device which comprises a sealing cylinder body, wherein a sealing side cover is arranged on the left side of the sealing cylinder body, an inflating pipe is fixed on the left side of the top end of the sealing cylinder body, a one-way valve is arranged on the inflating pipe, an inner cavity is arranged in the sealing cylinder body, and a sealing movable ring is arranged on the right side of the inner cavity. This inflatable mechanical seal device is through mechanical seal device in the in-process of using, when maintaining sealing device's inside, can be respectively at the outside back of unscrewing of six sets of hexagon socket head cap bolt pairs that will set up from the screw hole of sealing barrel left side in top and bottom and both ends, can dismantle sealing side cap from sealing barrel's left side, after opening sealing barrel's inside, be convenient for clear up the inside of sealing device, the problem of being inconvenient for carrying out dismouting cleanness to sealing device's inside is solved.
Description
Technical Field
The utility model relates to the technical field of mechanical sealing, in particular to an inflatable mechanical sealing device.
Background
A mechanical seal is a device for preventing leakage of fluid, and is widely used as a shaft seal device for rotary machines such as centrifugal pumps, reaction kettles, compressors, and the like, and when the mechanical seal device is in use, an inflatable seal in the interior of the mechanical seal device seals a gap after inflation, and compared with the mechanical seal, the abrasion in the interior of the mechanical seal device is smaller.
However, in the practical use process, most of the sealing device is in an integrated sealing state, so that the condition of the inside of the sealing device cannot be known, the inside of the sealing device is cleaned, and the sealing device is not convenient to disassemble, assemble and clean.
At present, a novel inflatable mechanical sealing device is proposed to solve the defects.
Disclosure of utility model
The utility model aims to provide an inflatable mechanical sealing device, which solves the problem that the sealing device is inconvenient to disassemble, assemble and clean in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an inflatable mechanical seal device, includes sealed barrel, sealed barrel's left side is provided with sealed side cap, sealed barrel's top's left side is fixed with the trachea, and is provided with the check valve on the trachea, sealed barrel's inside is provided with the inner chamber, the inside right side of inner chamber is provided with sealed rotating ring, sealed barrel's right side is provided with the mounting flange, the right side of mounting flange is provided with the sealing washer, mounting flange left top and bottom and both ends run through respectively and are provided with connecting bolt, sealed barrel left top and bottom and both ends are provided with the screw hole respectively, sealed side cap left side top and bottom and both ends are provided with hexagon socket head cap screw respectively, sealed barrel's inside is fixed with fixed seal cover.
Preferably, the right side of the hexagon socket head cap bolt penetrates through the inner part of the sealed side cap.
Preferably, six groups of inner hexagon bolts are annularly and equidistantly arranged on the left side of the sealing side cover.
Preferably, a connecting ring is fixed on the right side of the sealing cylinder, a sealing gasket is arranged outside the connecting ring, and a connecting port is arranged inside the left side of the mounting flange plate.
Preferably, the external thread is arranged on the outer portion of the connecting ring, and the internal thread matched with the external thread is arranged on the inner portion of the connecting port.
Preferably, the outside of sealed barrel is provided with the protective housing, the both ends of protective housing run through respectively and are provided with the locking bolt, the inside at sealed barrel both ends is provided with the screw respectively, the inside at protective housing top is run through and is provided with the reservation groove.
Compared with the prior art, the utility model has the beneficial effects that: the inflatable mechanical sealing device not only realizes the convenience of disassembling and cleaning the inside of the sealing device, but also realizes the convenience of disassembling and assembling the mounting and fixing components of the sealing device, and the convenience of protecting the outside of the mechanical sealing device;
(1) Through being provided with the sealing side cover, the sealing cylinder body, the threaded holes and the hexagon socket head cap bolts, when the mechanical sealing device is used, the sealing side cover can be detached from the left side of the sealing cylinder body after the six groups of hexagon socket head cap bolts which are arranged are correspondingly screwed out from the threaded holes in the left side of the sealing cylinder body outwards at the top and the bottom of the left side of the sealing side cover and the two ends of the sealing side cover respectively, and the sealing cylinder body is convenient to clean after the sealing cylinder body is opened;
(2) When the sealing device is installed on a machine body for use, the sealing device can be screwed into the connecting port arranged in the left side of the corresponding installation flange by using the connecting ring fixed on the right side, the installation flange can be fixed on the right side of the sealing barrel, the sealing gasket can seal the connecting position, and when the fixed components in the mechanical sealing device are damaged through the connecting ring and the connecting port, the fixed components on the device can be independently disassembled, assembled and replaced for use, so that the fixed components are convenient to assemble and disassemble the sealing device;
(3) Through being provided with sealed side cap, sealed barrel, lock bolt, protective housing and screw, sealing device is in the in-process of installation use, can be earlier with the rotation axis insert to the inside of sealed barrel, five group's connecting bolt that the rethread was used the sealed barrel to install flange dish left side to set up run through the inside of installation flange dish and screw in to the inside back of organism, can fix the device on the organism, afterwards can the rethread use the pump pipe with outside air introduction to the inside of inner chamber, through using compressed gas, can press sealed rotating ring in the hookup location department with the organism, seal, simultaneously when the device is used, can be outside at sealed barrel, after the outside at sealed barrel is blocked the protective housing, rethread use lock bolt runs through the inside of protective housing and screw in to the inside screw in of sealed barrel both sides in, can fix the protective housing outside at sealed barrel, can carry out crashproof protection to the outside of mechanical sealing device through the protective housing that sets up, reduce the outside the collision damage of device.
Drawings
FIG. 1 is a schematic cross-sectional elevation view of the present utility model;
FIG. 2 is a schematic diagram of a side view and enlarged structure of an inner hexagon bolt of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the utility model at A in FIG. 1;
fig. 4 is a schematic side view of the protective case of the present utility model.
In the figure: 1. sealing the side cover; 2. sealing the cylinder; 3. fixing a sealing sleeve; 4. an inner cavity; 5. a threaded hole; 6. inflating the pipe; 7. a one-way valve; 8. a connecting bolt; 9. a seal ring; 10. installing a flange plate; 11. a sealing ring; 12. an inner hexagon bolt; 13. a connecting ring; 14. a sealing gasket; 15. a connection port; 16. a locking bolt; 17. a protective shell; 18. a screw hole; 19. reserving a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1: referring to fig. 1-4, an inflatable mechanical sealing device comprises a sealing cylinder 2, wherein a sealing side cover 1 is arranged on the left side of the sealing cylinder 2, an inflating pipe 6 is fixed on the left side of the top end of the sealing cylinder 2, a one-way valve 7 is arranged on the inflating pipe 6, an inner cavity 4 is arranged in the sealing cylinder 2, a sealing movable ring 11 is arranged on the right side of the inner cavity 4, a mounting flange plate 10 is arranged on the right side of the sealing cylinder 2, a sealing ring 9 is arranged on the right side of the mounting flange plate 10, connecting bolts 8 are respectively arranged at the top and the bottom of the left side of the mounting flange plate 10 in a penetrating manner, threaded holes 5 are respectively arranged at the top and the bottom of the left side of the sealing cylinder 2, hexagon socket head cap bolts 12 are respectively arranged at the top and the bottom of the left side of the sealing side cover 1, and a fixing sealing sleeve 3 is fixed in the sealing cylinder 2;
The right side of the inner hexagon bolt 12 penetrates through the inside of the sealing side cover 1, and six groups of inner hexagon bolts 12 are annularly and equidistantly arranged on the left side of the sealing side cover 1;
Specifically, as shown in fig. 1 and 2, when the inside of the sealing device is maintained, the sealing side cover 1 can be detached from the left side of the sealing cylinder 2 to clean the inside of the sealing device by correspondingly screwing out six sets of hexagon socket head cap bolts 12 arranged at the top and the bottom of the left side of the sealing side cover 1 and at the two ends of the sealing side cover 1 from the threaded hole 5 in the left side of the sealing cylinder 2.
Example 2: the right side of the sealing cylinder body 2 is fixedly provided with a connecting ring 13, the outside of the connecting ring 13 is provided with a sealing gasket 14, the inside of the left side of the mounting flange plate 10 is provided with a connecting port 15, the outside of the connecting ring 13 is provided with external threads, and the inside of the connecting port 15 is provided with internal threads matched with the external threads;
Specifically, as shown in fig. 1 and 3, the sealing cylinder 2 can be screwed into the connecting port 15 provided in the left side of the mounting flange 10 by using the connecting ring 13 fixed on the right side, the mounting flange 10 can be fixed on the right side of the sealing cylinder 2, the sealing gasket 14 can seal the connecting position, and the fixing components on the device can be independently disassembled, assembled and replaced when the fixing components are damaged in the mechanical sealing device through the connecting ring 13 and the connecting port 15.
Example 3: a protective shell 17 is arranged outside the sealing cylinder 2, two ends of the protective shell 17 are respectively provided with locking bolts 16 in a penetrating way, screw holes 18 are respectively arranged inside the two ends of the sealing cylinder 2, and a reserved groove 19 is arranged inside the top end of the protective shell 17 in a penetrating way;
Specifically, as shown in fig. 1 and 4, the rotating shaft may be inserted into the sealing cylinder 2, then the sealing cylinder 2 may be fixed on the machine body by penetrating the sealing cylinder 2 through the mounting flange 10 by using five sets of connecting bolts 8 disposed on the left side of the mounting flange 10 and screwing into the machine body, then the external air may be introduced into the inner cavity 4 by using the air pump 6, the sealing ring 11 may be pressed at the connection position with the machine body by using the compressed air to seal, and at the same time, when the device is used, the protection shell 17 may be clamped outside the sealing cylinder 2, after the protection shell 17 is fastened outside the sealing cylinder 2, and then the protection shell 17 may be fixed outside the sealing cylinder 2 by penetrating the protection shell 17 by using the locking bolts 16 on both sides of the protection shell 17 and screwing into the screw holes 18 disposed inside both sides of the sealing cylinder 2.
Working principle: when the sealing device is used, during maintenance of the inside of the sealing device, the sealing side cover 1 can be detached from the left side of the sealing cylinder 2 after the six groups of hexagon socket head cap bolts 12 are correspondingly screwed out of the threaded holes 5 in the left side of the sealing cylinder 2 at the top and bottom of the left side of the sealing side cover 1 and at the two ends of the sealing side cover, the inside of the sealing cylinder 2 can be cleaned after being opened, the sealing cylinder 2 can be fixed on the right side by using the connecting ring 13 fixed on the right side when the sealing device is installed on a machine body, the mounting flange 10 can be fixed on the right side of the sealing cylinder 2 after being screwed in the connecting port 15 arranged in the left side of the mounting flange 10, and the sealing gasket 14 can seal the connecting part, when the fixed components in the mechanical sealing device are damaged through the connecting ring 13 and the connecting port 15, the fixed components on the device can be independently disassembled, assembled and replaced for use, in the process of installing and using the sealing device, the rotating shaft can be firstly inserted into the sealing cylinder 2, then the sealing cylinder 2 is fixed on the machine body after penetrating through the inside of the mounting flange 10 by using five groups of connecting bolts 8 arranged on the left side of the mounting flange 10 and screwing into the machine body, then external air can be introduced into the inner cavity 4 by using the air inflation pipe 6, the sealing movable ring 11 can be pressed at the connecting position with the machine body for sealing by using compressed air, meanwhile, when the device is used, the protective shell 17 can be clamped outside the sealing cylinder 2, after the locking bolts 16 penetrate through the inside of the protective shell 17 and are screwed into the screw holes 18 in the two sides of the sealing cylinder 2 through the two sides of the protective shell 17, the protective shell 17 can be fixed outside the sealing cylinder 2, and the outside of the mechanical sealing device can be protected from collision through the arranged protective shell 17.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Claims (6)
1. An inflatable mechanical sealing device, comprising a sealing cylinder (2), characterized in that: the left side of sealed barrel (2) is provided with sealed side cap (1), the left side on sealed barrel (2) top is fixed with inflating pipe (6), and is provided with check valve (7) on inflating pipe (6), the inside of sealed barrel (2) is provided with inner chamber (4), the inside right side of inner chamber (4) is provided with sealed rotating ring (11), the right side of sealed barrel (2) is provided with mounting flange (10), the right side of mounting flange (10) is provided with sealing washer (9), the top and the bottom and the both ends on mounting flange (10) left side run through respectively and are provided with connecting bolt (8), top and bottom and both ends on sealed barrel (2) left side are provided with screw hole (5) respectively, sealing side cap (1) left side top and bottom and both ends are provided with hexagon socket head cap bolt (12) respectively, the inside of sealed barrel (2) is fixed with fixed seal cover (3).
2. An inflatable mechanical seal according to claim 1, wherein: the right side of the inner hexagon bolt (12) penetrates through the inside of the sealing side cover (1).
3. An inflatable mechanical seal according to claim 1, wherein: six groups of inner hexagon bolts (12) are annularly and equidistant arranged on the left side of the sealing side cover (1).
4. An inflatable mechanical seal according to claim 1, wherein: the right side of the sealing cylinder body (2) is fixedly provided with a connecting ring (13), the outer part of the connecting ring (13) is provided with a sealing gasket (14), and the left side of the mounting flange plate (10) is internally provided with a connecting port (15).
5. An inflatable mechanical seal according to claim 4, wherein: the external thread is arranged on the outer portion of the connecting ring (13), and the internal thread matched with the external thread is arranged inside the connecting port (15).
6. An inflatable mechanical seal according to claim 1, wherein: the outside of sealed barrel (2) is provided with protective housing (17), the both ends of protective housing (17) are run through respectively and are provided with locking bolt (16), the inside at sealed barrel (2) both ends is provided with screw (18) respectively, the inside at protective housing (17) top is run through and is provided with reservation groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321824171.7U CN220828521U (en) | 2023-07-12 | 2023-07-12 | Inflatable mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321824171.7U CN220828521U (en) | 2023-07-12 | 2023-07-12 | Inflatable mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220828521U true CN220828521U (en) | 2024-04-23 |
Family
ID=90725297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321824171.7U Active CN220828521U (en) | 2023-07-12 | 2023-07-12 | Inflatable mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220828521U (en) |
-
2023
- 2023-07-12 CN CN202321824171.7U patent/CN220828521U/en active Active
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