CN212028353U - Special mechanical seal of pharmaceutical equipment - Google Patents
Special mechanical seal of pharmaceutical equipment Download PDFInfo
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- CN212028353U CN212028353U CN202020785895.5U CN202020785895U CN212028353U CN 212028353 U CN212028353 U CN 212028353U CN 202020785895 U CN202020785895 U CN 202020785895U CN 212028353 U CN212028353 U CN 212028353U
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Abstract
The utility model relates to a sealing member technical field especially relates to a special mechanical seal of pharmaceutical equipment, it includes the box, the end flange, well flange, the axle sleeve, the vice and mechanical seal mechanism of bearing, mechanical seal mechanism includes the mechanical seal mount pad, medium side rotating ring, atmosphere side rotating ring, sealed collection cover and throw-out collar, mechanical seal mount pad suit is between axle sleeve and box, the below of mechanical seal mount pad is located to sealed collection cover, between atmosphere side rotating ring and medium side rotating ring and the mechanical seal mount pad, between medium side rotating ring and the well flange, install the sealing washer between atmosphere side rotating ring and the bearing is vice respectively, seted up on the well flange and washed the import and washed the export. The device provided by the utility model is sealed effectual and prevent to leak and pollute the medicine.
Description
Technical Field
The utility model relates to a sealing member technical field especially relates to a special mechanical seal of pharmaceutical equipment.
Background
Pharmaceutical equipment has high cleaning requirements, and mechanical seals of the pharmaceutical equipment need to have good sealing performance and leakage resistance, so that the mechanical seals are prevented from leaking to pollute medicines in a reaction kettle, and the traditional mechanical seals are difficult to meet the requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a special mechanical seal spare of pharmaceutical equipment that sealed effectual and prevent to leak the pollution medicine is provided.
The utility model discloses a realize through following technical scheme:
a mechanical sealing element special for pharmaceutical equipment comprises a box body, a bottom flange, a middle flange, a shaft sleeve, a bearing pair and a mechanical sealing mechanism, wherein the middle flange is fixedly arranged at the bottom of the box body, the bearing pair is arranged at the top of the box body, the bottom flange is fixedly arranged below the middle flange, the shaft sleeve penetrates through the bottom flange, the middle flange and the bearing pair of the box body, the mechanical sealing mechanism comprises a mechanical sealing installation seat, a medium side moving ring, an atmosphere side moving ring, a medium side static ring, an atmosphere side static ring, a sealing collection sleeve and a push ring, the mechanical sealing installation seat is sleeved between the shaft sleeve and the box body and provided with steps, the sealing collection sleeve is arranged below the mechanical sealing installation seat, the medium side moving ring and the medium side static ring are mutually matched and arranged between the mechanical sealing installation seat and the middle flange, the atmosphere side moving ring and the atmosphere side static ring are mutually matched and arranged between the mechanical sealing installation seat and the bearing pair, the push ring is arranged between the box body and the mechanical seal mounting seat and is matched with the atmosphere side movable ring and the medium side movable ring, seal rings are respectively arranged between the atmosphere side movable ring and the mechanical seal mounting seat, seal rings are respectively arranged between the medium side stationary ring and the middle flange and between the atmosphere side stationary ring and the bearing pair, and a flushing inlet and a flushing outlet which are communicated with the seal collecting sleeve are arranged on the middle flange.
Further, sealing rings are arranged between the mechanical seal mounting seat and the shaft sleeve, sealing rings are respectively arranged between the box body and the middle flange and between the box body and the bearing pair, and sealing rings are arranged between the bottom flange and the middle flange.
Furthermore, the outer walls of the middle flange, the box body and the bearing pair are flat.
Further, the top cover is fixedly mounted at the top of the shaft sleeve, the base is fixedly mounted at the bottom of the shaft sleeve, the sliding sleeves are respectively mounted at the top and the bottom of the shaft sleeve, and the key groove is formed in the inner wall of the shaft sleeve.
Further, the box body is provided with an air inlet and an air outlet.
Furthermore, a leakage port is arranged on a bearing seat of the bearing pair.
Beneficial effects of the utility model
The utility model discloses a special mechanical seal of pharmaceutical equipment of protection, through the medium side rotating ring, the quiet ring of medium side and atmosphere side rotating ring, the quiet ring of atmosphere side of mutually supporting of both sides setting about mechanical seal seat to and install between box and mechanical seal mount pad and with atmosphere side rotating ring and medium side rotating ring matched with throw-out collar, can make mechanical seal realize two-way balance, the light positive negative pressure operating mode that satisfies, the setting of cooperation sealing washer can make mechanical seal keep good sealed effect throughout.
And set up a sealed cover of collecting in the below of mechanical seal mount pad, the abrasive dust that the equipment operation in-process produced can be collected in sealed collection cover, wash the import, wash export and give the gas pipeline intercommunication, be in the closed condition at equipment operation in-process, when the more needs clearance of abrasive dust in sealed collection cover, will wash the import and wash the export and open, through gaseous to the abrasive dust sweep can, prevent that the abrasive dust from taking place to leak the medicine that pollutes in the outer reation kettle of mechanical seal.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure, 1, a bottom flange, 2, a middle flange, 3, a seal collecting sleeve, 4, a box body, 5, a flushing outlet, 6, an air outlet, 7, a bearing pair, 8, a shaft sleeve, 9, a leakage port, 10, an atmosphere side static ring, 11, a medium side static ring, 12, a medium side dynamic ring, 13, a mechanical seal mounting seat, 14, a push ring, 15, an atmosphere side dynamic ring, 16, a sealing ring, 17, a sliding sleeve, 18, a base, 19, a top cover, 20, a key groove offset hole, 21, a flushing inlet and 22, an air inlet are arranged.
Detailed Description
A special mechanical sealing element for pharmaceutical equipment comprises a box body 4, a bottom flange 1, a middle flange 2, a shaft sleeve 8, a bearing pair 7 and a mechanical sealing mechanism, wherein the middle flange is fixedly arranged at the bottom of the box body, the bearing pair is arranged at the top of the box body, the bottom flange is fixedly arranged below the middle flange, the shaft sleeve penetrates through the bottom flange, the middle flange and the bearing pair of the box body, the mechanical sealing mechanism comprises a mechanical sealing installation seat 13, a medium side moving ring 12, an atmosphere side moving ring 15, a medium side static ring 11, an atmosphere side static ring 10, a sealing collection sleeve 3 and a push ring 14, the mechanical sealing installation seat is sleeved between the shaft sleeve and the box body and is provided with steps, the sealing collection sleeve is arranged below the mechanical sealing installation seat, the medium side moving ring and the medium side static ring are arranged between the mechanical sealing installation seat and the middle flange in a matched mode, the atmosphere side moving ring and the atmosphere side static ring are arranged between the mechanical sealing installation seat and the bearing pair in, the push ring is arranged between the box body and the mechanical seal installation seat and matched with the atmosphere side movable ring and the medium side movable ring, sealing rings 16 are respectively arranged between the atmosphere side movable ring and the medium side movable ring and between the mechanical seal installation seat and the medium side movable ring, sealing rings are respectively arranged between the medium side static ring and the middle flange and between the atmosphere side static ring and the bearing pair, and a flushing inlet 21 and a flushing outlet 5 which are communicated with the seal collection sleeve are arranged on the middle flange.
Further, sealing rings are arranged between the mechanical seal mounting seat and the shaft sleeve, sealing rings are respectively arranged between the box body and the middle flange and between the box body and the bearing pair, and sealing rings are arranged between the bottom flange and the middle flange, so that the sealing effect is further enhanced.
Furthermore, the outer walls of the middle flange, the box body and the bearing pair are flat, the appearance of the mechanical seal is free of dead angles, the mechanical seal is easy to clean, and the use requirements of pharmaceutical equipment are met.
Further, axle sleeve top fixed mounting has top cap 19, and bottom fixed mounting has base 18, and sliding sleeve 17 has been installed respectively to top and bottom in the axle sleeve, has seted up keyway 20 on the axle sleeve inner wall, and reation kettle's pivot (not shown) is installed in two sliding sleeves, and fixed being equipped with in the pivot with keyway complex key makes the pivot can drive the axle sleeve and follow the pivot and rotate together, and the pivot can slide from top to bottom along the axle sleeve again, satisfies reation kettle stirring or other work needs.
Further, an air inlet 22 and an air outlet 6 are formed in the box body, the air inlet and the air outlet are communicated with an air supply system through pipelines, the requirements of dry sealing can be met, and cooling gas is introduced to circularly cool the mechanical seal.
Further, seted up leakage port 9 on the vice bearing frame of bearing, leakage port extends outside reation kettle through the pipeline, if leakage port has the material to flow out, explains mechanical seal mechanism goes wrong, reminds relevant personnel to overhaul.
Because the utility model discloses a special mechanical seal of pharmaceutical equipment who protects, mechanical seal mechanism includes the mechanical seal mount pad, medium side rotating ring, atmosphere side rotating ring, the quiet ring of medium side, the quiet ring of atmosphere side, sealed collection cover and throw-out collar, mechanical seal mount pad suit just is equipped with the step between axle sleeve and box, the quiet ring of medium side rotating ring and medium side is mutually supported installs between mechanical seal mount pad and well flange, the quiet ring of atmosphere side rotating ring and atmosphere side is mutually supported installs between mechanical seal mount pad and bearing pair, the throw-out collar is installed between box and mechanical seal mount pad and cooperatees with atmosphere side rotating ring and medium side rotating ring, can make mechanical seal realize two-way balance, easily satisfy the positive and negative pressure operating mode, the setting of cooperation sealing washer, can make mechanical seal remain good sealed effect throughout. And set up a sealed cover of collecting in the below of mechanical seal mount pad, the abrasive dust that the equipment operation in-process produced can be collected in sealed collection cover, wash the import, wash export and give the gas pipeline intercommunication, be in the closed condition at equipment operation in-process, when the more needs clearance of abrasive dust in sealed collection cover, will wash the import and wash the export and open, through gaseous to the abrasive dust sweep can, prevent that the abrasive dust from taking place to leak the medicine that pollutes in the outer reation kettle of mechanical seal.
To sum up, the utility model discloses a special mechanical seal of pharmaceutical equipment who protects, sealed effectual and prevent to leak the pollution medicine.
Various modifications and changes may occur to those skilled in the art. 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 (6)
1. A mechanical sealing element special for pharmaceutical equipment is characterized by comprising a box body, a bottom flange, a middle flange, a shaft sleeve, a bearing pair and a mechanical sealing mechanism, wherein the middle flange is fixedly arranged at the bottom of the box body, the bearing pair is arranged at the top of the box body, the bottom flange is fixedly arranged below the middle flange, the shaft sleeve penetrates through the bottom flange, the middle flange and the bearing pair of the box body, the mechanical sealing mechanism comprises a mechanical sealing installation seat, a medium side moving ring, an atmosphere side moving ring, a medium side static ring, an atmosphere side static ring, a sealing collection sleeve and a push ring, the mechanical sealing installation seat is sleeved between the shaft sleeve and the box body and provided with steps, the sealing collection sleeve is arranged below the mechanical sealing installation seat, the medium side moving ring and the medium side static ring are mutually matched and arranged between the mechanical sealing installation seat and the middle flange, the atmosphere side moving ring and the atmosphere side static ring are mutually matched and arranged between the mechanical sealing installation seat and the bearing pair, the push ring is arranged between the box body and the mechanical seal mounting seat and is matched with the atmosphere side movable ring and the medium side movable ring, seal rings are respectively arranged between the atmosphere side movable ring and the mechanical seal mounting seat, seal rings are respectively arranged between the medium side stationary ring and the middle flange and between the atmosphere side stationary ring and the bearing pair, and a flushing inlet and a flushing outlet which are communicated with the seal collecting sleeve are arranged on the middle flange.
2. The mechanical sealing element special for the pharmaceutical equipment as claimed in claim 1, wherein sealing rings are installed between the mechanical sealing installation seat and the shaft sleeve, the sealing rings are respectively installed between the box body and the middle flange and between the box body and the bearing pair, and the sealing rings are installed between the bottom flange and the middle flange.
3. The mechanical seal for pharmaceutical equipment of claim 1, wherein the middle flange, the housing and the outer wall of the bearing pair are flat.
4. The mechanical sealing element special for the pharmaceutical equipment as claimed in claim 1, wherein a top cover is fixedly installed at the top of the shaft sleeve, a base is fixedly installed at the bottom of the shaft sleeve, sliding sleeves are respectively installed at the top and the bottom of the shaft sleeve, and a key groove is formed in the inner wall of the shaft sleeve.
5. The mechanical seal for pharmaceutical equipment of claim 1, wherein the box body is provided with an air inlet and an air outlet.
6. The mechanical seal piece special for pharmaceutical equipment as claimed in claim 1, wherein a bearing seat of the bearing pair is provided with a leakage port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020785895.5U CN212028353U (en) | 2020-05-13 | 2020-05-13 | Special mechanical seal of pharmaceutical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020785895.5U CN212028353U (en) | 2020-05-13 | 2020-05-13 | Special mechanical seal of pharmaceutical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212028353U true CN212028353U (en) | 2020-11-27 |
Family
ID=73479883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020785895.5U Active CN212028353U (en) | 2020-05-13 | 2020-05-13 | Special mechanical seal of pharmaceutical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212028353U (en) |
-
2020
- 2020-05-13 CN CN202020785895.5U patent/CN212028353U/en active Active
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