CN113324035A - Shaft lever mechanical sealing mechanism of high-temperature and high-pressure mixer for plastic production - Google Patents
Shaft lever mechanical sealing mechanism of high-temperature and high-pressure mixer for plastic production Download PDFInfo
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- CN113324035A CN113324035A CN202110629966.1A CN202110629966A CN113324035A CN 113324035 A CN113324035 A CN 113324035A CN 202110629966 A CN202110629966 A CN 202110629966A CN 113324035 A CN113324035 A CN 113324035A
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- shaft
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- 238000007789 sealing Methods 0.000 title claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000004033 plastic Substances 0.000 title claims abstract description 17
- 229920003023 plastic Polymers 0.000 title claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000004806 packaging method and process Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 210000004907 gland Anatomy 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 7
- 238000005299 abrasion Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 12
- 239000002699 waste material Substances 0.000 description 3
- 238000005056 compaction Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 206010063659 Aversion Diseases 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/002—Sealings comprising at least two sealings in succession
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3268—Mounting of sealing rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F2035/35—Use of other general mechanical engineering elements in mixing devices
- B01F2035/351—Sealings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/2805—Mixing plastics, polymer material ingredients, monomers or oligomers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention provides a shaft lever mechanical sealing mechanism of a high-temperature high-pressure mixer for plastic production, which comprises: the driving mechanism is arranged at the bottom end of the rotating shaft and comprises a V-shaped belt wheel and an expansion sleeve; the transmission mechanism is arranged in the middle of the rotating shaft; and the sealing mechanism is arranged at the central position of the bottom of the kettle body container of the mixer and comprises a mechanical packaging sealing device, a mechanical packaging cooling chamber, a cooling chamber sealing cover, a mechanical packaging locking nut, a mechanical packaging pressure ring, a framework lip seal, a pressure ring sealing ring and a water pipe joint. The invention solves the problems that under high-frequency rotation and vibration, a set screw is displaced, or the elastic pressure is not enough to compensate the abrasion of materials, the adjustment and the maintenance are inconvenient, simultaneously, bearings at two ends are positioned by shaft shoulders, the assembly needs to be installed from two sides, for heavy kettle body equipment with a rotating shaft needing to be deeply inserted into the bottom of a working desktop, the rotating shaft and a supporting component need to be installed, and then the kettle body can be arranged on the working desktop after being lifted, thereby wasting time and labor.
Description
Technical Field
The invention relates to the technical field of high-temperature and high-pressure mixers, in particular to a shaft lever mechanical sealing mechanism of a high-temperature and high-pressure mixer for plastic production.
Background
At present, a shaft lever mechanical sealing device of a high-temperature and high-pressure mixer for plastic production mostly adopts a set screw or a pressing sleeve to compress an elastic element, so that a moving ring and a static ring are tightly attached to prevent leakage. However, under high-frequency rotation and vibration, the set screw is displaced, or the elastic pressure is not enough to compensate the material abrasion, so that the adjustment and the maintenance are inconvenient, meanwhile, the bearings at the two ends are positioned by the shaft shoulders, the assembly needs to be installed from the two sides, the rotating shaft needs to be deeply arranged on the heavy kettle body equipment at the bottom of the working desktop, the rotating shaft and the supporting part need to be installed, and then the kettle body is lifted up to be arranged on the working desktop, which wastes time and labor.
Disclosure of Invention
For overcoming the defect that prior art exists, now provide a axostylus axostyle mechanical seal mechanism of high temperature and high pressure blender for plastics production, in order to solve under high-frequency rotation and vibration, set screw aversion, perhaps when elastic pressure is not enough to compensate the material wearing and tearing, inconvenient adjustment and maintenance, both ends bearing lean on the shaft shoulder to be fixed a position simultaneously, the assembly needs to follow both sides installation, need go deep into the heavy cauldron body equipment of work desktop bottom to the pivot, pivot and support component need be installed, then hang up the cauldron body and just can settle on the work desktop, the problem that wastes time and energy.
In order to achieve the above object, there is provided a shaft rod mechanical sealing mechanism of a high-temperature and high-pressure mixer for plastic production, comprising:
the driving mechanism is arranged at the bottom end of the rotating shaft and comprises a V-shaped belt wheel and an expansion sleeve;
the transmission mechanism is arranged in the middle of the rotating shaft and comprises a bearing seat, a bearing seat bottom cover, a bearing locking nut, an oil seal, an angular contact bearing, a shaft sleeve, an oil injection nozzle, a bearing gland and a sealing felt ring;
and the sealing mechanism is arranged at the central position of the bottom of the kettle body container of the mixer and comprises a mechanical packaging sealing device, a mechanical packaging cooling chamber, a cooling chamber sealing cover, a mechanical packaging locking nut, a mechanical packaging pressure ring, a framework lip seal, a pressure ring sealing ring and a water pipe joint.
Furthermore, the V belt wheel of the driving mechanism is fixedly installed at the bottom end of the rotating shaft through the expansion sleeve.
Furthermore, a bearing seat of the transmission mechanism is fixed on an external rack, a pair of angular contact bearings and a shaft sleeve are arranged in the bearing seat and used for supporting the rotation of the rotating shaft, and a bearing locking nut presses a shaft shoulder of the rotating shaft to be positioned on the angular contact bearings.
Furthermore, a bearing gland is arranged at the top of the angular contact bearing, a bearing seat bottom cover is arranged at the bottom of the angular contact bearing below, the bearing seat is sealed by the bearing gland and the bearing seat bottom cover, a sealing felt ring is arranged on the inner wall of the bearing gland, oil seals 7 are respectively arranged on the outer side of the shaft sleeve and the inner side of the bearing seat bottom cover, and the oil injection nozzles are respectively communicated with the angular contact bearing.
Further, the flexible container mechanical seal device of sealing mechanism fixes in the shaft hole of cauldron body container bottom central point position, mechanical seal cooling chamber fixed mounting is in the flexible container mechanical seal device bottom outside, flexible container mechanical seal device is the terminal surface rotary seal device that pressure equipment of rotating ring and quiet ring was in the same place through elasticity, flexible container mechanical seal device passes through tight muscle screw and pivot fixed connection, water pipe head is equipped with to the left and right sides of mechanical seal cooling chamber, mechanical seal cooling chamber bottom is provided with the cooling chamber closing cap, mechanical seal lock nut is through revolving the tight mechanical sealing ring of top of screwing, and then compress tightly mechanical seal device of collection dress, the setting of skeleton lip is in the inboard of cooling chamber closing cap, the clamping ring sealing washer sets up the inboard at the skeleton lip.
Furthermore, the compaction nut 23 axially fixes the stirrer 21 at the top end of the rotating shaft, the stirrer is axially fixed at the top end of the rotating shaft, the compaction nut is installed at the bottom of the rotating shaft, and the rotating shaft drives the stirrer to rotate by transmitting torque through the long key.
The invention has the advantages that the mechanical sealing mechanism of the shaft lever of the high-temperature and high-pressure mixer for plastic production utilizes the mechanical seal locking nut of the sealing mechanism to push the press ring to press the mechanical sealing device, can be adjusted from the outside to improve the pretightening force, simultaneously, the bearing at one end of the shaft lever is positioned by the shaft shoulder, the bearing at one end is positioned by the bearing locking nut, the rotating shaft can be inserted and installed from one side without moving the kettle body, only supporting parts are needed to be adjusted from the bottom of the kettle body, the problem that the adjusting and maintenance are inconvenient when the set screw is displaced under high-frequency rotation and vibration or the elastic pressure is not enough to compensate the material abrasion is solved, simultaneously, the bearings at two ends are positioned by the shaft shoulder, the assembly needs to be installed from two sides, for the heavy kettle body equipment of which the rotating shaft needs to go deep into the bottom of the working desktop, the rotating shaft and the supporting parts need to be installed, and then the kettle body is lifted up to be arranged on the working desktop, time and labor are wasted.
Drawings
FIG. 1 is a schematic front view of a cross-sectional structure according to an embodiment of the present invention;
FIG. 2 is an enlarged cross-sectional view of the transmission mechanism according to the embodiment of the present invention;
fig. 3 is an enlarged cross-sectional structural diagram of a sealing mechanism according to an embodiment of the present invention.
1. A rotating shaft; a. a drive mechanism; 2. a V belt wheel; b. a transmission mechanism; 3. expanding and tightening the sleeve; 4. a bearing seat; 5. a bearing seat bottom cover; 6. a bearing lock nut; 7. oil sealing; 8. an angular contact bearing; 9. a shaft sleeve; 10. an oil injection nozzle; 11. a bearing gland; 12. sealing the felt ring; c. a sealing mechanism; 13. packaging a mechanical sealing device; 14. a machine seal cooling chamber; 15. a cooling chamber cover; 16. a mechanical seal lock nut; 17. mechanically sealing the pressure ring; 18. sealing the framework lip; 19. pressing a ring seal; 20. a water pipe joint; 21. a stirrer; 22. a long bond; 23. a compression nut; 24. a kettle body container.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a shaft rod mechanical sealing mechanism of a high-temperature and high-pressure mixer for plastic production, comprising: the sealing mechanism comprises a driving mechanism a, a transmission mechanism b and a sealing mechanism c.
Specifically, actuating mechanism a sets up in 1 bottom of pivot, and actuating mechanism a includes V band pulley 2 and the tight cover 3 that expands.
The transmission mechanism b is arranged in the middle of the rotating shaft 1 and comprises a bearing seat 4, a bearing seat bottom cover 5, a bearing locking nut 6, an oil seal 7, an angular contact bearing 8, a shaft sleeve 9, an oil injection nozzle 10, a bearing gland 11 and a sealing felt ring 12.
Sealing mechanism c sets up 24 bottom central positions in the cauldron body container of blender, and sealing mechanism c includes collection dress mechanical seal device 13, machine seals cooling chamber 14, cooling chamber closing cap 15, machine seals lock nut 16, machine seals clamping ring 17, skeleton lip seals 18, clamping ring sealing washer 19 and water pipe head 20.
Under high-frequency rotation and vibration, the holding screw shifts, perhaps when elastic pressure is not enough to compensate material wearing and tearing, inconvenient adjustment and maintenance, both ends bearing lean on the shaft shoulder location simultaneously, and the assembly need be installed from both sides, need go deep into the heavy cauldron body equipment of work desktop bottom to pivot 1, need install pivot 1 and supporting component, then hang up the cauldron body and just can settle on the work desktop, waste time and energy. Therefore, the mechanical sealing mechanism of the shaft lever of the high-temperature and high-pressure mixer for plastic production utilizes the mechanical seal locking nut 16 of the sealing mechanism c to push the press ring to press and pack the mechanical sealing device 13, can be adjusted from the outside to improve the pretightening force, simultaneously, the bearing at one end of the shaft lever is positioned by the shaft shoulder, the bearing at one end is positioned by the bearing locking nut 6, the rotating shaft 1 can be inserted and installed from one side, the kettle body does not need to be moved, only all supporting parts are needed to be adjusted from the bottom of the kettle body, the problem that the adjusting screw is displaced under high-frequency rotation and vibration or the elastic pressure is not enough to compensate the material abrasion is solved, the adjustment and maintenance are inconvenient, simultaneously, the bearings at two ends are positioned by the shaft shoulder, the assembly needs to be installed from two sides, for the heavy kettle body equipment of which needs to go deep into the bottom of the working desktop for the rotating shaft 1, the rotating shaft 1 and the supporting parts need to be installed, and then the kettle body is lifted up to be arranged on the working desktop, time and labor are wasted.
In this embodiment, actuating mechanism a sets up in 1 bottom of pivot, actuating mechanism a includes V band pulley 2 and the tight cover 3 that expands, drive mechanism b establishes at 1 middle part of pivot position, drive mechanism b includes bearing frame 4, bearing frame bottom 5, bearing lock nut 6, oil blanket 7, angular contact bearing 8, axle sleeve 9, oiling mouth 10, bearing gland 11 and sealing felt 12, sealing mechanism c sets up 24 bottom central points on the cauldron body container of blender, sealing mechanism c includes collection dress mechanical seal device 13, machine seals cooling chamber 14, cooling chamber closing cap 15, machine seals lock nut 16, machine seals clamping ring 17, skeleton lip seals 18, clamping ring 19 and water pipe head 20.
As a preferred embodiment, the V belt wheel 2 is fixed on the rotating shaft 1 through the expansion sleeve 3 for driving the rotating shaft 1 to rotate, the expansion sleeve 3 is simple and convenient to install, no key is needed for transmitting torque, the processing requirement of the rotating shaft 1 can be reduced, the bearing seat 4 is fixed on an external frame, a pair of angular contact bearings 8 and a shaft sleeve 9 are arranged in the bearing seat 4 and used for supporting the rotating shaft 1 to rotate, and can bear larger axial force and radial force simultaneously, the bearing locking nut 6 presses the shaft 1 shoulder to the bearing for positioning, the bearing pressing cover 11 and the bearing seat bottom cover 5 press the angular contact bearings 8 and seal the bearing seat 4, the sealing felt ring 12 and the oil seal 7 are used for preventing oil leakage, the oil filling nozzle 10 is used for filling lubricating oil into the bearing, the container mechanical sealing device 13 and the mechanical seal cooling chamber 14 are fixed at the central position of the bottom of the kettle body container 24, the container mechanical sealing device 13 is an end face rotary sealing device which presses the movable ring and the static ring together through elasticity, sealed reliable, long service life, be connected with pivot 1 through holding screw, machine seals cooling chamber 14 and is equipped with water pipe head 20 and cooling chamber closing cap 15, let in the cooling water and cool off flexible container mechanical seal device 13, improve its life, machine seals lock nut 16 through revolving tight machine seal clamping ring 17 of top of screwing, and then compress tightly flexible container mechanical seal device 13, skeleton lip seals 18 and clamping ring sealing ring 19 are used for preventing the cooling water leakage, gland nut 23 is with agitator 21 axial fixity on pivot 1, pivot 1 passes through long key 22 transmission torque, drive agitator 21 and rotate.
The mechanical sealing mechanism for the shaft lever of the high-temperature and high-pressure mixer for plastic production can effectively solve the problems that a set screw is displaced under high-frequency rotation and vibration, or the elastic pressure is not enough to compensate the abrasion of materials, the adjustment and the maintenance are inconvenient, simultaneously, bearings at two ends are positioned by a shaft shoulder, the assembly needs to be installed from two sides, for heavy kettle body equipment with a rotating shaft needing to be deeply inserted into the bottom of a working desktop, the rotating shaft and a supporting part need to be installed, and then the kettle body can be arranged on the working desktop after being lifted, so that the time and the labor are wasted, and the mechanical sealing mechanism is suitable for the mechanical sealing of the shaft lever of the high-temperature and high-pressure mixer.
Claims (6)
1. The utility model provides a plastics production is with axostylus axostyle mechanical seal mechanism of high temperature and high pressure blender which characterized in that includes:
the driving mechanism (a) is arranged at the bottom end of the rotating shaft (1) and comprises a V-shaped belt wheel (2) and an expansion sleeve (3);
the transmission mechanism (b) is arranged in the middle of the rotating shaft (1) and comprises a bearing seat (4), a bearing seat bottom cover (5), a bearing locking nut (6), an oil seal (7), an angular contact bearing (8), a shaft sleeve (9), an oil injection nozzle (10), a bearing gland (11) and a sealing felt ring (12);
the sealing mechanism (c) is arranged at the central position of the bottom of the kettle body container (24) of the mixer and comprises a mechanical packaging sealing device (13), a mechanical sealing cooling chamber (14), a cooling chamber sealing cover (15), a mechanical sealing locking nut (16), a mechanical sealing ring (17), a framework lip seal (18), a pressure ring sealing ring (19) and a water pipe connector (20).
2. The mechanical sealing mechanism for the shaft rod of the high-temperature and high-pressure mixer for plastic production as claimed in claim 1, wherein the V-shaped belt wheel (2) of the driving mechanism (a) is fixedly arranged at the bottom end of the rotating shaft (1) through the expansion sleeve (3).
3. The mechanical sealing mechanism for the shaft rod of the high-temperature and high-pressure mixer for plastic production is characterized in that a bearing seat (4) of the transmission mechanism (b) is fixed on an external frame, a pair of angular contact bearings (8) and a shaft sleeve (9) are arranged inside the bearing seat (4) and used for supporting the rotation of the rotating shaft (1), and a bearing locking nut (6) presses a shaft shoulder of the rotating shaft (1) to the angular contact bearings (8) for positioning.
4. The mechanical shaft rod sealing mechanism of the high-temperature and high-pressure mixer for plastic production as claimed in claim 3, wherein a bearing gland (11) is arranged at the top of the angular contact bearing (8), a bearing seat bottom cover (5) is arranged at the bottom of the lower angular contact bearing (8), the bearing seat (4) is sealed by the bearing gland (11) and the bearing seat bottom cover (5), a sealing felt ring (12) is arranged on the inner wall of the bearing gland (11), oil seals 7 are respectively arranged at the outer side of the shaft sleeve (9) and the inner side of the bearing seat bottom cover (5), and the oil nozzles (10) are respectively communicated with the angular contact bearing (8).
5. The mechanical shaft rod sealing mechanism of the high-temperature and high-pressure mixer for plastic production according to claim 1, wherein a container mechanical sealing device (13) of the sealing mechanism (c) is fixed in a shaft hole at the central position of the bottom of the kettle body container (24), the mechanical seal cooling chamber (14) is fixedly installed at the outer side of the bottom of the container mechanical sealing device (13), the container mechanical sealing device (13) is an end face rotary sealing device which presses the movable ring and the static ring together through elastic force, the container mechanical sealing device (13) is fixedly connected with the rotating shaft (1) through a fastening rib screw, water pipe connectors (20) are installed at the left side and the right side of the mechanical seal cooling chamber (14), a cooling chamber sealing cover (15) is arranged at the bottom of the mechanical seal cooling chamber (14), and a mechanical seal locking nut (16) tightly presses the mechanical seal ring (17) through screwing so as to further compress the container mechanical sealing device (13), the framework lip seal (18) is arranged on the inner side of the cooling chamber seal cover (15), and the pressure ring seal ring (19) is arranged on the inner side of the framework lip seal (18).
6. The mechanical sealing mechanism for the shaft rod of the high-temperature and high-pressure mixer for plastic production is characterized in that the pressing nut 23 axially fixes the stirrer 21 on the top end of the rotating shaft (1), the stirrer (21) is axially fixed, the pressing nut (23) is installed at the bottom of the rotating shaft (1), and the rotating shaft (1) transmits torque through the long key (22) to drive the stirrer (21) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110629966.1A CN113324035A (en) | 2021-06-07 | 2021-06-07 | Shaft lever mechanical sealing mechanism of high-temperature and high-pressure mixer for plastic production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110629966.1A CN113324035A (en) | 2021-06-07 | 2021-06-07 | Shaft lever mechanical sealing mechanism of high-temperature and high-pressure mixer for plastic production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113324035A true CN113324035A (en) | 2021-08-31 |
Family
ID=77420095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110629966.1A Pending CN113324035A (en) | 2021-06-07 | 2021-06-07 | Shaft lever mechanical sealing mechanism of high-temperature and high-pressure mixer for plastic production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113324035A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000011082U (en) * | 1998-11-30 | 2000-06-26 | 김종원 | Mechanical Sealing Device for Pressure Discharge Grinder |
| KR20020054377A (en) * | 2000-12-28 | 2002-07-08 | 이계안 | Mechanical sealing structure of water pump |
| CN101683597A (en) * | 2008-09-23 | 2010-03-31 | 中国石油化工股份有限公司 | Horizontal mixing kettle |
| CN102116308A (en) * | 2011-04-13 | 2011-07-06 | 襄樊五二五泵业有限公司 | Adjustable mechanical sealing structure for pump |
| CN105090517A (en) * | 2015-09-14 | 2015-11-25 | 成都赛乐化新机电有限公司 | Mechanical sealing device and method for hydrogenation reaction still |
| CN105626872A (en) * | 2016-03-30 | 2016-06-01 | 张家港市鑫泉密封件有限公司 | Container packaging type mechanical seal |
| CN205806486U (en) * | 2016-07-04 | 2016-12-14 | 王伟平 | A kind of mechanical shaft seal |
| CN109578590A (en) * | 2018-12-28 | 2019-04-05 | 洛普兰机械设备(宁波)有限公司 | A kind of hydraulic propeller axis mechanical seal |
-
2021
- 2021-06-07 CN CN202110629966.1A patent/CN113324035A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000011082U (en) * | 1998-11-30 | 2000-06-26 | 김종원 | Mechanical Sealing Device for Pressure Discharge Grinder |
| KR20020054377A (en) * | 2000-12-28 | 2002-07-08 | 이계안 | Mechanical sealing structure of water pump |
| CN101683597A (en) * | 2008-09-23 | 2010-03-31 | 中国石油化工股份有限公司 | Horizontal mixing kettle |
| CN102116308A (en) * | 2011-04-13 | 2011-07-06 | 襄樊五二五泵业有限公司 | Adjustable mechanical sealing structure for pump |
| CN105090517A (en) * | 2015-09-14 | 2015-11-25 | 成都赛乐化新机电有限公司 | Mechanical sealing device and method for hydrogenation reaction still |
| CN105626872A (en) * | 2016-03-30 | 2016-06-01 | 张家港市鑫泉密封件有限公司 | Container packaging type mechanical seal |
| CN205806486U (en) * | 2016-07-04 | 2016-12-14 | 王伟平 | A kind of mechanical shaft seal |
| CN109578590A (en) * | 2018-12-28 | 2019-04-05 | 洛普兰机械设备(宁波)有限公司 | A kind of hydraulic propeller axis mechanical seal |
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