CN205207685U - Mechanical seal device for agitator - Google Patents
Mechanical seal device for agitator Download PDFInfo
- Publication number
- CN205207685U CN205207685U CN201521082974.5U CN201521082974U CN205207685U CN 205207685 U CN205207685 U CN 205207685U CN 201521082974 U CN201521082974 U CN 201521082974U CN 205207685 U CN205207685 U CN 205207685U
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- China
- Prior art keywords
- ring
- seat
- fixed block
- stationary
- rotating seat
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- Expired - Fee Related
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Abstract
The utility model relates to a mechanical seal device for agitator, include: (mixing) shaft, axle sleeve, top board, holding down plate and outer gland, the axle sleeve cover is located on the (mixing) shaft, outer gland lies in between top board and the holding down plate, be connected through first mounting between holding down plate and the outer gland, be connected through the second mounting between outer gland and the top board, be equipped with internal gland, first stationary seat, first rotating seat, adapter sleeve, driving ring, second stationary seat, second rotating seat, first quiet ring, first rotating ring, the quiet ring of second and second rotating ring in the outer gland, it accommodates the chamber to be equipped with sealed liquid between outer gland and first rotating seat, the second rotating seat, outer gland is equipped with and seals up liquid and accommodates communicating sealingfluid inlet in chamber and seal fluid outlet, it accommodates the chamber to be equipped with the cooling water in the outer gland, outer gland is equipped with accommodates communicating cooling water inlet in chamber and coolant outlet with the cooling water to make the mechanical seal device can bear higher pressure.
Description
[technical field]
The utility model relates to mechanical seal field, is specifically related to a kind of stirrer mechanical seal device.
[background technique]
Inflammable and explosive or poisonous material in Chemical Manufacture, need to adopt reactor and be equipped with mechanical seal device to process, the following problem of mechanical seal device ubiquity of the prior art: 1, owing to not being provided with bearing between whole mechanical seal device and axle, in the process of stirrer work, mechanical seal device easily swings relative to axle, thus affects its sealability; 2, stationary ring of the prior art and rotating ring do not form floating sealing ring, namely stationary ring does not directly contact with stationary seat, rotating ring does not directly contact with rotating seat, the anchor ring that coordinates of stationary ring and rotating ring cannot veneer well, therefore, the pressure that the mechanical seal device of this kind of structure can bear is lower, and when running into hyperbaric environment, this kind of mechanical seal device is easy to produce and leaks.
Therefore, be necessary to provide a kind of stirrer mechanical seal device solved the problems of the technologies described above.
[model utility content]
For solving the problem, the purpose of this utility model is to provide a kind of stirrer mechanical seal device preventing mechanical seal device from swinging.
For achieving the above object, the technological scheme that the utility model is taked is: a kind of stirrer mechanical seal device, comprise: stirring shaft, axle sleeve, top board, press table and outer press cover, described axle sleeve is sheathed on stirring shaft, described outer press cover is between top board and press table, described press table is connected by the first fixed block with between outer press cover, described outer press cover is connected by the second fixed block with between top board, the top of described top board is provided with installation sheet, described installation sheet is connected by the 3rd fixed block with between top board, internal gland is provided with in described outer press cover, first stationary seat, first rotating seat, connecting sleeve, driving ring, second stationary seat and the second rotating seat, described internal gland is arranged at the top of the first stationary seat, bearing and oil sealing is provided with in described internal gland, the first stationary ring is provided with in described first stationary seat, the upper surface of described first stationary ring with between internal gland for firmly to contact, described first rotating seat is arranged at the below of the first stationary seat, the first rotating ring matched with the first stationary ring is provided with in described first rotating seat, the lower surface of described first rotating ring with between the first rotating seat for firmly to contact, described driving ring is installed on the outside of axle sleeve, described connecting sleeve is installed on the outside of driving ring, described first rotating seat, connecting sleeve, connected by the 4th fixed block between driving ring and axle sleeve, described second rotating seat is arranged at the top of the second stationary seat, described second rotating seat, connecting sleeve, connected by the 5th fixed block between driving ring and axle sleeve, the second rotating ring is provided with in described second rotating seat, the upper surface of described second rotating ring with between the second rotating seat for firmly to contact, the second stationary ring matched with the second rotating ring is provided with in described second stationary seat, the lower surface of described second stationary ring with between press table for firmly to contact, spring is provided with between described first rotating seat and the second rotating seat, described outer press cover and the first rotating seat, sealing fluid host cavity is provided with between second rotating seat, described outer press cover is provided with the sealingfluid inlet and seal fluid outlet that communicate with sealing fluid host cavity, the cooling water host cavity be disposed adjacent with sealing fluid host cavity is provided with in described outer press cover, described outer press cover is provided with the cooling water inlet and coolant outlet that communicate with cooling water host cavity.
Preferably, in above-mentioned a kind of stirrer mechanical seal device, the top of described top board is also provided with the clamping device be installed on axle sleeve, described clamping device comprises: be installed on the internal jacket on axle sleeve and the upper chuck that is installed in internal jacket and lower chuck, described upper chuck with between internal jacket for inclined-plane coordinates, described lower chuck with between internal jacket for inclined-plane coordinates, matched by the 6th fixed block between described upper chuck with lower chuck.
Preferably, in above-mentioned a kind of stirrer mechanical seal device, described first fixed block, the second fixed block and the 3rd fixed block are hexagon socket cap head screw, and described 4th fixed block and the 5th fixed block are Cock screw, and described 6th fixed block is outer-hexagonal bolt.
Preferably, in above-mentioned a kind of stirrer mechanical seal device, be provided with the first stop pin between described second stationary seat and press table, between described top board and outer press cover, be provided with the second stop pin, between described first stationary seat and internal gland, be provided with the 3rd stop pin.
Preferably, in above-mentioned a kind of stirrer mechanical seal device, described bearing is selfaligning ball bearing.
Compared with prior art, the utility model has following beneficial effect: the mechanical seal device in the utility model by arranging bearing in internal gland, thus swing in the process that can prevent mechanical seal device from rotating at stirring shaft, mechanical seal device in addition in the utility model is contacted with internal gland firmly by the upper surface of the first stationary ring, the lower surface of the first rotating ring contacts firmly with the first rotating seat, make the first rotating ring and the first stationary ring form floating sealing ring, thus higher pressure can be born; Mechanical seal device in the utility model is contacted with press table firmly by the lower surface of the second stationary ring, and the upper surface of described second rotating ring contacts firmly with the second rotating seat, makes the second rotating ring and the second stationary ring form floating sealing ring, thus can bear higher pressure; Mechanical seal device in addition in the utility model by arranging chuck cooling unit, thus can cool to mechanical seal device, improves the working life of mechanical seal device.
[accompanying drawing explanation]
Fig. 1 is the structural representation of stirrer mechanical seal device in the utility model.
In Fig. 1: 1, stirring shaft, 2, axle sleeve, 3, top board, 4, press table, 5, outer press cover, 6, internal jacket, 7, upper chuck, 8, lower chuck, 9, 6th fixed block, 10, first fixed block, 11, second fixed block, 12, installation sheet, 13, 3rd fixed block, 14, internal gland, 15, first stationary seat, 16, first rotating seat, 17, connecting sleeve, 18, driving ring, 19, second stationary seat, 20, second rotating seat, 21, bearing, 22, oil sealing, 23, first stationary ring, 24, first rotating ring, 25, 5th fixed block, 26, second rotating ring, 27, second stationary ring, 28, spring, 29, sealing fluid host cavity, 30, sealingfluid inlet, 31, seal fluid outlet, 32, first stop pin, 33, second stop pin, 34, 3rd stop pin, 35, cooling water host cavity, 36, cooling water inlet, 37, coolant outlet.
[embodiment]
Shown in ginseng Fig. 1, the utility model discloses a kind of high pressure homogenizers mechanical seal device, it is primarily of parts compositions such as stirring shaft 1, axle sleeve 2, top board 3, press table 4, outer press covers 5.
Wherein, the top of described top board 3 is provided with the clamping device be installed on axle sleeve 2, described clamping device comprises: be installed on the internal jacket 6 on axle sleeve 2 and the upper chuck 7 be installed in internal jacket 6 and lower chuck 8, described upper chuck 7 with between internal jacket 6 for inclined-plane coordinates, described lower chuck 8 with between internal jacket 6 for inclined-plane coordinates, matched by the 6th fixed block 9 between described upper chuck 7 with lower chuck 8, the effect of described clamping device to prevent axle sleeve from moving axially relative to stirring shaft.
Described axle sleeve 2 is sheathed on stirring shaft 1, described outer press cover 5 is between top board 3 and press table 4, described press table 4 is connected by the first fixed block 10 with between outer press cover 5, described outer press cover 5 is connected by the second fixed block 11 with between top board 3, the top of described top board 3 is provided with installation sheet 12, described installation sheet 12 is connected by the 3rd fixed block 13 with between top board 3, internal gland 14 is provided with in described outer press cover 5, first stationary seat 15, first rotating seat 16, connecting sleeve 17, driving ring 18, second stationary seat 19 and the second rotating seat 20, described internal gland 14 is arranged at the top of the first stationary seat 15, bearing 21 and oil sealing 22 is provided with in described internal gland 14, in the present embodiment, described bearing 21 is selfaligning ball bearing.The first stationary ring 23 is provided with in described first stationary seat 15, the upper surface of described first stationary ring 23 with between internal gland 14 for firmly to contact, described first rotating seat 16 is arranged at the below of the first stationary seat 15, the first rotating ring 24 matched with the first stationary ring 23 is provided with in described first rotating seat 16, the lower surface of described first rotating ring 24 with between the first rotating seat 16 for firmly to contact, described driving ring 18 is installed on the outside of axle sleeve 2, described connecting sleeve 17 is installed on the outside of driving ring 18, described first rotating seat 16, connecting sleeve 17, connected by the 4th fixed block between driving ring 18 and axle sleeve 2, described second rotating seat 20 is arranged at the top of the second stationary seat 19, described second rotating seat 20, connecting sleeve 17, connected by the 5th fixed block 25 between driving ring 18 and axle sleeve 2, the second rotating ring 26 is provided with in described second rotating seat 20, the upper surface of described second rotating ring 26 with between the second rotating seat 20 for firmly to contact, the second stationary ring 27 matched with the second rotating ring 26 is provided with in described second stationary seat 19, the lower surface of described second stationary ring 27 with between press table 4 for firmly to contact, in order to Leakage prevention, seal ring is equipped with between above-mentioned each parts.Be provided with spring 28 between described first rotating seat 16 and the second rotating seat 20, the effect of spring 28 is to provide compensation.Be provided with sealing fluid host cavity 29 between described outer press cover 5 and the first rotating seat, the second rotating seat, described outer press cover 5 is provided with the sealingfluid inlet 30 and seal fluid outlet 31 that communicate with sealing fluid host cavity 29.Be provided with the cooling water host cavity 35 be disposed adjacent with sealing fluid host cavity 29 in described outer press cover 5, described outer press cover 5 is provided with the cooling water inlet 36 and coolant outlet 37 that communicate with cooling water host cavity 35.Be provided with the first stop pin 32 between described second stationary seat 19 and press table 4, between described top board 3 and outer press cover 5, be provided with the second stop pin 33, between described first stationary seat 15 and internal gland 14, be provided with the 3rd stop pin 34.In the present embodiment, described first fixed block, the second fixed block and the 3rd fixed block are hexagon socket cap head screw, and described 4th fixed block and the 5th fixed block are Cock screw, and described 6th fixed block is outer-hexagonal bolt.
In sum, mechanical seal device in the utility model by arranging bearing 21 in internal gland 14, thus swing in the process that can prevent mechanical seal device from rotating at stirring shaft, mechanical seal device in addition in the utility model is contacted with internal gland 14 firmly by the upper surface of the first stationary ring 23, the lower surface of the first rotating ring 24 contacts firmly with the first rotating seat 16, make the first rotating ring 24 and the first stationary ring 23 form floating sealing ring, thus higher pressure can be born; Mechanical seal device in the utility model is contacted with press table 4 firmly by the lower surface of the second stationary ring 27, the upper surface of described second rotating ring 26 contacts firmly with the second rotating seat 20, make the second rotating ring 26 and the second stationary ring 27 form floating sealing ring, thus higher pressure can be born; Mechanical seal device in the utility model by arranging chuck cooling unit, thus can make mechanical seal device cool, thus can working life of prolonged mechanical seal arrangement.
Above embodiment is only the preferred embodiment of this creation, and not in order to limit this creation, any amendment made within all spirit in this creation and principle, equivalent replacement, improvement etc., within the protection domain that all should be included in this creation.
Claims (5)
1. a stirrer mechanical seal device, it is characterized in that, comprise: stirring shaft, axle sleeve, top board, press table and outer press cover, described axle sleeve is sheathed on stirring shaft, described outer press cover is between top board and press table, described press table is connected by the first fixed block with between outer press cover, described outer press cover is connected by the second fixed block with between top board, the top of described top board is provided with installation sheet, described installation sheet is connected by the 3rd fixed block with between top board, internal gland is provided with in described outer press cover, first stationary seat, first rotating seat, connecting sleeve, driving ring, second stationary seat and the second rotating seat, described internal gland is arranged at the top of the first stationary seat, bearing and oil sealing is provided with in described internal gland, the first stationary ring is provided with in described first stationary seat, the upper surface of described first stationary ring with between internal gland for firmly to contact, described first rotating seat is arranged at the below of the first stationary seat, the first rotating ring matched with the first stationary ring is provided with in described first rotating seat, the lower surface of described first rotating ring with between the first rotating seat for firmly to contact, described driving ring is installed on the outside of axle sleeve, described connecting sleeve is installed on the outside of driving ring, described first rotating seat, connecting sleeve, connected by the 4th fixed block between driving ring and axle sleeve, described second rotating seat is arranged at the top of the second stationary seat, described second rotating seat, connecting sleeve, connected by the 5th fixed block between driving ring and axle sleeve, the second rotating ring is provided with in described second rotating seat, the upper surface of described second rotating ring with between the second rotating seat for firmly to contact, the second stationary ring matched with the second rotating ring is provided with in described second stationary seat, the lower surface of described second stationary ring with between press table for firmly to contact, spring is provided with between described first rotating seat and the second rotating seat, described outer press cover and the first rotating seat, sealing fluid host cavity is provided with between second rotating seat, described outer press cover is provided with the sealingfluid inlet and seal fluid outlet that communicate with sealing fluid host cavity, the cooling water host cavity be disposed adjacent with sealing fluid host cavity is provided with in described outer press cover, described outer press cover is provided with the cooling water inlet and coolant outlet that communicate with cooling water host cavity.
2. a kind of stirrer mechanical seal device as claimed in claim 1, it is characterized in that: the top of described top board is also provided with the clamping device be installed on axle sleeve, described clamping device comprises: be installed on the internal jacket on axle sleeve and the upper chuck that is installed in internal jacket and lower chuck, described upper chuck with between internal jacket for inclined-plane coordinates, described lower chuck with between internal jacket for inclined-plane coordinates, matched by the 6th fixed block between described upper chuck with lower chuck.
3. a kind of stirrer mechanical seal device as claimed in claim 2, it is characterized in that: described first fixed block, the second fixed block and the 3rd fixed block are hexagon socket cap head screw, described 4th fixed block and the 5th fixed block are Cock screw, and described 6th fixed block is outer-hexagonal bolt.
4. a kind of stirrer mechanical seal device as claimed in claim 1, it is characterized in that: between described second stationary seat and press table, be provided with the first stop pin, be provided with the second stop pin between described top board and outer press cover, between described first stationary seat and internal gland, be provided with the 3rd stop pin.
5. a kind of stirrer mechanical seal device as claimed in claim 1, is characterized in that: described bearing is selfaligning ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082974.5U CN205207685U (en) | 2015-12-23 | 2015-12-23 | Mechanical seal device for agitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521082974.5U CN205207685U (en) | 2015-12-23 | 2015-12-23 | Mechanical seal device for agitator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207685U true CN205207685U (en) | 2016-05-04 |
Family
ID=55845403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521082974.5U Expired - Fee Related CN205207685U (en) | 2015-12-23 | 2015-12-23 | Mechanical seal device for agitator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096876A (en) * | 2020-09-11 | 2020-12-18 | 东台市光明机械密封有限公司 | Corrosion-resistant container type mechanical seal and working method thereof |
-
2015
- 2015-12-23 CN CN201521082974.5U patent/CN205207685U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112096876A (en) * | 2020-09-11 | 2020-12-18 | 东台市光明机械密封有限公司 | Corrosion-resistant container type mechanical seal and working method thereof |
| CN112096876B (en) * | 2020-09-11 | 2022-11-04 | 东台市光明机械密封有限公司 | Corrosion-resistant container type mechanical seal and working method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20191223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |