CN104500391A - Double-end-face integrated packaging washing mechanical seal of rotor pump - Google Patents
Double-end-face integrated packaging washing mechanical seal of rotor pump Download PDFInfo
- Publication number
- CN104500391A CN104500391A CN201410785706.3A CN201410785706A CN104500391A CN 104500391 A CN104500391 A CN 104500391A CN 201410785706 A CN201410785706 A CN 201410785706A CN 104500391 A CN104500391 A CN 104500391A
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- Prior art keywords
- stationary
- seat
- spring
- ring
- mechanical seal
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0003—Sealing arrangements in rotary-piston machines or pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a double-end-face integrated packaging washing mechanical seal of a rotor pump. The double-end-face integrated packaging washing mechanical seal comprises a movable ring seat, a static ring seat, and two groups of movable and static rings, wherein the movable ring seat comprises a base and a shaft sleeve; the static ring seat sleeves the shaft sleeve and is composed of a static ring seat outer part and a static ring seat inner part; the end face of the static ring seat outer part and the end face of the static ring seat inner part are connected in a sealing manner, and a sealed annular cavity is formed by surrounding of the end faces of the static seat outer part, the static ring seat inner part and the outer wall of the shaft sleeve; the two groups of movable and static rings are arranged in the annular cavity; two washing holes communicated with the annular cavity are formed in the side wall of the static ring seat outer part; and each washing hole is connected with a washing connector. The double-end-face integrated packaging washing mechanical seal of the rotor pump, disclosed by the invention, can realize cooling and lubricating effects through washing.
Description
Technical field
The present invention relates to pump housing technical field, is specifically that a kind of Double End collection dress of rotor pump rinses mechanical seal.
Background technique
Rotor pump is placed in a kind of medium at work.When quitting work, pump in-vivo medium can produce crystallization.Particularly particularly serious in the crystallization of rotating ring end face and stationary ring end face.When the pump housing restarts work, owing to there is no Cooling and Lubricator, the rotating ring end face that the existence of crystallization can make machine seal and stationary ring end wear serious, cause heating to burn out machine envelope, cause machine to seal earial drainage.Especially medium be corrosivity or inflammable time, greatly can shorten working life of rotor pump after machine envelope earial drainage.The machine envelope of prior art rotor pump carries out cooling, lubricating mainly through the liquid in the pump housing, but the drawback that existence cools, lubrication effect is not good.
Summary of the invention
The object of the invention is to: a kind of rotor pump Double End collection dress flushing mechanical seal that can be realized cooling, lubrication by flushing is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of Double End collection dress of rotor pump rinses mechanical seal, comprise rotating seat, stationary seat and two groups move. stationary ring, rotating seat comprises base and axle sleeve, stationary seat is sleeved on outside axle sleeve, described stationary seat by stationary seat in outer and stationary seat two-part form, end face outside stationary seat and the end face in stationary seat are mutually tightly connected and surround a closed annular chamber with axle sleeve outer wall, two groups are moved. and stationary ring is installed in annular chamber, sidewall outside stationary seat offers two flushing holes be communicated with annular chamber, each flushing hole is all connected with flush-through connection.
Further, two flushing holes are symmetrical arranged about the central shaft of stationary seat.
Further, described dynamic. stationary ring comprises rotating ring and stationary ring, two stationary rings lay respectively at the two ends of axle sleeve and snap in outside stationary seat interior with stationary seat respectively, two rotating rings are between two stationary rings and contact with corresponding stationary ring respectively, described sealing also comprises spring seat, spring and two spring washers, spring seat is installed between two rotating rings, spring seat offers the spring eye for mounting spring, spring eye put into by spring and the two ends of spring are leaned on mutually with two spring washers respectively, and acts on the end face of corresponding rotating ring near spring one end respectively.
Further, described rotating seat, stationary seat, rotating ring, stationary ring, spring seat, spring, spring washer are integral type structure.
Further, the joint outside described stationary seat and in stationary seat is provided with Tetrafluoro spacer.
Further, described spring seat is fixed on the outer wall of axle sleeve by fastening screw trip bolt, and fastening screw trip bolt and arbitrary flushing hole are oppositely arranged.
Further, stationary ring seal ring is set with between described stationary ring and stationary seat.
Further, seal ring of moving ring is set with between described rotating ring and axle sleeve.
Further, be set with base seal circle outside the base of described rotating seat, stationary seat is outer is set with stationary seat exterior seal ring.The present invention compared with prior art, has the following advantages:
One, the Double End collection dress flushing mechanical seal of rotor pump of the present invention cools by washing solution flushing the rotating ring of mechanical seal and stationary ring, lubricates, be not afraid of pump body crystallization, guarantee the sealability of rotating ring and stationary ring end face, avoid machine to seal earial drainage, increase the service life.
Two, the Double End collection dress of rotor pump of the present invention rinses mechanical seal and makes collection dress integral type, easy for installation, and whether assembly crewman installs without the need to reconditioner envelope reasonable, and installation settles at one go.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram of the Double End collection dress flushing mechanical seal of a kind of rotor pump of the present invention.
Fig. 2 is the assembly structure schematic diagram of the Double End collection dress flushing mechanical seal of a kind of rotor pump of the present invention.
1, in outer 22, the stationary seat of rotating seat 11, base 12, axle sleeve 2, stationary seat 21, stationary seat 3, dynamic shown in figure:. stationary ring 31, rotating ring 32, stationary ring 4, annular chamber 5, flushing hole 6, flush-through connection 7, Tetrafluoro spacer 8, spring seat 9, spring 10, spring washer 13, fastening screw trip bolt 14, stationary ring seal ring 15, seal ring of moving ring 16, base seal circle 17, stationary seat exterior seal ring 18, socket head screw 19, annular slab.
Embodiment
Below by drawings and Examples, the present invention is further elaborated.
As depicted in figs. 1 and 2: a kind of Double End collection of rotor pump dress rinses mechanical seal, comprise rotating seat 1, stationary seat 2 and two groups move. stationary ring 3.Rotating seat 1 comprises base 11 and axle sleeve 12.Stationary seat 2 is sleeved on outside axle sleeve 12.Stationary seat 2 is made up of 22 two-part in stationary seat outer 21 and stationary seat, six socket head screws 18 that in the end face of stationary seat outer 21 and stationary seat, the end face of 22 is distributed by equal angles are tightly connected mutually, and surround a closed annular chamber 4 with axle sleeve 12 outer wall.Two groups are moved. and stationary ring 3 is installed in annular chamber 4.The sidewall of stationary seat outer 21 offers two flushing holes 5 be communicated with annular chamber 4, each flushing hole 5 is all connected with flush-through connection 6.Flush-through connection 6 is for being connected with water pipe.Two one of them confession washing solutions of flushing hole 5 pass into, and another flows out for washing solution.
The Double End collection dress of rotor pump of the present invention rinses mechanical seal and cools by washing solution flushing the rotating ring 31 of mechanical seal and stationary ring 32, lubricate, be not afraid of pump body crystallization, guarantee the sealability of rotating ring 31 and stationary ring 32 end face, avoid machine to seal earial drainage, increase the service life.Meanwhile, by 22 moving in stationary seat outer 21 and stationary seat. the coated sealing of stationary ring 3, avoid the dust, impurity etc. of outside to fall into performance rotating ring and stationary ring affecting whole mechanical seal, increase the service life.
In the present embodiment, two flushing holes 5 are symmetrical arranged about the central shaft of stationary seat 2.Design like this, can guarantee that washing solution enters from one of them flushing hole 5, flow out swimmingly from another flushing hole 5.
In the present embodiment, rotating seat 1, stationary seat 2, rotating ring 31, stationary ring 32, spring seat 8, spring 9, spring washer 10 are integral type structure.Design like this, whole machine envelope makes collection dress integral type, easy for installation, and whether assembly crewman installs without the need to reconditioner envelope reasonable, and installation settles at one go.
In the present embodiment, in stationary seat outer 21 and stationary seat, the joint of 22 is provided with Tetrafluoro spacer 7.Design like this, effectively can improve the sealing effect of the joint of in stationary seat outer 21 and stationary seat 22, and then improve the sealability of whole mechanical seal.
In the present embodiment, dynamic. stationary ring 3 comprises rotating ring 31 and stationary ring 32.Two stationary rings 32 lay respectively at the two ends of axle sleeve 12 and to snap in respectively in stationary seat outer 21 and in stationary seat in 22.Two rotating rings 31 are between two stationary rings 32 and contact with corresponding stationary ring 32 respectively.Sealing also comprises spring seat 8, spring 9 and two spring washers 10.Spring seat 8 is installed between two rotating rings 31.Spring seat 8 offers the spring eye for mounting spring 9, spring eye put into by spring 9 and the two ends of spring 9 are leaned on mutually with two spring washers 10 respectively, and acts on the end face of corresponding rotating ring 31 near spring 9 one end respectively.Design like this, stationary ring 32 and rotating ring 31 are fitted closely all the time, ensure that external agency, lubricant oil in such as corrosive liquids and oil pocket housing is tightly isolated, not connected, by the elastic force of spring 9, compensate the wearing and tearing between dynamic and static ring 32, remain fitting tightly between stationary ring 32 and rotating ring 31, realize the effectively permanent of sealing.
During concrete enforcement, the two ends, inside of stationary seat 2 are respectively arranged with draw-in groove, and two stationary rings 32 are fastened in two draw-in grooves respectively.The quantity of spring seat 8 front upper spring opening is six, and six spring eye equal angles are distributed on spring seat 8, and the quantity of the spring 9 corresponding with spring eye is also six.Annular slab 19 is extended respectively to both sides in the outside that the two ends of spring seat 8 are positioned at spring eye, and two rotating rings 31 are limited between annular slab 19 and axle sleeve 12 outer wall.
In the present embodiment, spring seat 8 is fixed on the outer wall of axle sleeve 12 by three fastening screw trip bolts 13, and fastening screw trip bolt 13 and arbitrary flushing hole 5 are oppositely arranged.Design like this, just can be tightened fastening screw trip bolt 13 to be fixed on axle sleeve 12 by spring seat 8 by flushing hole 5, effectively improve efficiency of assembling, reasonable in design, practical.
In the present embodiment, between stationary ring 32 and stationary seat 2, be set with stationary ring seal ring 14.Design like this, can improve the sealability of stationary ring 32 and stationary seat 2.
In the present embodiment, between rotating ring 31 and axle sleeve 12, be set with seal ring of moving ring 15.Design like this, can improve the sealability between rotating ring 31 and axle sleeve 12.
In the present embodiment, outside the base 11 of rotating seat 1, be set with base seal circle 16, outside stationary seat outer 21, be set with stationary seat exterior seal ring 17.Design like this, can improve between the base 11 of rotating seat 1 and pump case and the outer sealability between 21 and pump case of stationary seat.
The installation steps of the Double End collection dress flushing mechanical seal of rotor pump of the present invention are as follows:
One. spring seat 8 is put into a slice spring washer 10, be inverted into six springs 9, then put into another flat spring packing ring 10;
Two. in stationary seat 22, stationary ring 32 place of stationary seat outer 21 puts into stationary ring seal ring 14 respectively, with putting into wherein by stationary ring 32, then on rotating ring 31, puts into seal ring of moving ring 15, then is positioned on stationary ring 32 by rotating ring 31;
Three. the spring seat 8 assembled before is put into two fixed gap in jail;
Four. on spring seat 8, put into another rotating ring 31, also need to put into seal ring of moving ring 15 simultaneously;
Five. the assembly placed is inserted rotating seat 1 together, then 1 will to be inserted in together with plastic spacer in rotating seat, fit with rotating seat 1 is outer, after being put into position, by flushing hole 5, the fastening screw trip bolt of three on spring seat 8 13 is tightened;
Six. finally contact fastening with six socket head screws 18, then outside rotating seat 1 and outside stationary seat 2, put base seal circle 16 and stationary seat exterior seal ring 17 respectively.(flush-through connection 6 is screwed into after need installing again)
The above is enlightenment according to embodiment, and by above-mentioned description, relevant staff in the scope not departing from this invention thought, can carry out various change and amendment completely.The technical scope of this invention is not limited to the content on specification, must determine its scope protected according to right.
Claims (9)
1. the Double End collection dress of a rotor pump rinses mechanical seal, comprise rotating seat, stationary seat and two groups move. stationary ring, rotating seat comprises base and axle sleeve, stationary seat is sleeved on outside axle sleeve, it is characterized in that: described stationary seat by stationary seat in outer and stationary seat two-part form, end face outside stationary seat and the end face in stationary seat are mutually tightly connected and surround a closed annular chamber with axle sleeve outer wall, two groups are moved. and stationary ring is installed in annular chamber, sidewall outside stationary seat offers two flushing holes be communicated with annular chamber, each flushing hole is all connected with flush-through connection.
2. the Double End collection dress of a kind of rotor pump according to claim 1 rinses mechanical seal, it is characterized in that: described two flushing holes are symmetrical arranged about the central shaft of stationary seat.
3. the Double End collection dress of a kind of rotor pump according to claim 1 rinses mechanical seal, it is characterized in that: described dynamic. stationary ring comprises rotating ring and stationary ring, two stationary rings lay respectively at the two ends of axle sleeve and snap in outside stationary seat interior with stationary seat respectively, two rotating rings are between two stationary rings and contact with corresponding stationary ring respectively, described sealing also comprises spring seat, spring and two spring washers, spring seat is installed between two rotating rings, spring seat offers the spring eye for mounting spring, spring eye put into by spring and the two ends of spring are leaned on mutually with two spring washers respectively, and act on the end face of corresponding rotating ring near spring one end respectively.
4. the Double End collection dress of a kind of rotor pump according to claim 3 rinses mechanical seal, it is characterized in that: described rotating seat, stationary seat, rotating ring, stationary ring, spring seat, spring, spring washer are integral type structure.
5. the Double End collection dress of a kind of rotor pump according to claim 1 rinses mechanical seal, it is characterized in that: the joint outside described stationary seat and in stationary seat is provided with Tetrafluoro spacer.
6. the Double End collection dress of a kind of rotor pump according to claim 1 rinses mechanical seal, and it is characterized in that: described spring seat is fixed on the outer wall of axle sleeve by fastening screw trip bolt, fastening screw trip bolt and arbitrary flushing hole are oppositely arranged.
7. the Double End collection dress of a kind of rotor pump according to claim 3 rinses mechanical seal, it is characterized in that: be set with stationary ring seal ring between described stationary ring and stationary seat.
8. the Double End collection dress of a kind of rotor pump according to claim 3 rinses mechanical seal, it is characterized in that: be set with seal ring of moving ring between described rotating ring and axle sleeve.
9. the Double End collection dress of a kind of rotor pump according to claim 1 rinses mechanical seal, it is characterized in that: be set with base seal circle outside the base of described rotating seat, and stationary seat is outer is set with stationary seat exterior seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785706.3A CN104500391A (en) | 2014-12-18 | 2014-12-18 | Double-end-face integrated packaging washing mechanical seal of rotor pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785706.3A CN104500391A (en) | 2014-12-18 | 2014-12-18 | Double-end-face integrated packaging washing mechanical seal of rotor pump |
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| Publication Number | Publication Date |
|---|---|
| CN104500391A true CN104500391A (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410785706.3A Pending CN104500391A (en) | 2014-12-18 | 2014-12-18 | Double-end-face integrated packaging washing mechanical seal of rotor pump |
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| Country | Link |
|---|---|
| CN (1) | CN104500391A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286290A (en) * | 2016-10-21 | 2017-01-04 | 宁波邦威泵业有限公司 | The shaft sealer of impeller pump |
| CN106286291A (en) * | 2016-10-21 | 2017-01-04 | 宁波邦威泵业有限公司 | Impeller pump shaft sealer |
| CN107676486A (en) * | 2016-08-02 | 2018-02-09 | 宜兴优纳特机械有限公司 | A kind of Special seal for being applied to air blower and vavuum pump |
| CN109139925A (en) * | 2018-09-28 | 2019-01-04 | 安徽安密机械密封有限公司 | A kind of corrugated gasket double mechanical seal part and its processing technology |
| CN111622948A (en) * | 2020-06-04 | 2020-09-04 | 浙江力高泵业科技有限公司 | Rotor pump with built-in internal flow balance type self-cleaning mechanical sealing structure |
| CN112145427A (en) * | 2020-09-08 | 2020-12-29 | 洛普兰机械设备(宁波)有限公司 | Integrated mechanical seal for process screw compressor |
| CN113931869A (en) * | 2021-09-28 | 2022-01-14 | 中核核电运行管理有限公司 | On-line maintenance method for mechanical seal of circulating water pump |
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| CN201461375U (en) * | 2009-08-21 | 2010-05-12 | 石家庄强大密封有限公司 | Double-end-surface seal device for pump shafts |
| CN202370847U (en) * | 2011-12-07 | 2012-08-08 | 宜兴优纳特机械有限公司 | Double-end-face mechanical sealing device of Roots fan |
| CN202612637U (en) * | 2012-05-14 | 2012-12-19 | 宁波安铱矢密封有限公司 | Double-end-face mechanical sealing transmission device |
| CN202756286U (en) * | 2012-05-20 | 2013-02-27 | 杭州青华实业有限公司 | Double-end-face mechanical sealing device used for slurry pump |
| CN204357701U (en) * | 2014-12-18 | 2015-05-27 | 浙江威隆机械科技有限公司 | A kind of Double End collection dress of rotor pump rinses mechanical seal |
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2014
- 2014-12-18 CN CN201410785706.3A patent/CN104500391A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201461375U (en) * | 2009-08-21 | 2010-05-12 | 石家庄强大密封有限公司 | Double-end-surface seal device for pump shafts |
| CN202370847U (en) * | 2011-12-07 | 2012-08-08 | 宜兴优纳特机械有限公司 | Double-end-face mechanical sealing device of Roots fan |
| CN202612637U (en) * | 2012-05-14 | 2012-12-19 | 宁波安铱矢密封有限公司 | Double-end-face mechanical sealing transmission device |
| CN202756286U (en) * | 2012-05-20 | 2013-02-27 | 杭州青华实业有限公司 | Double-end-face mechanical sealing device used for slurry pump |
| CN204357701U (en) * | 2014-12-18 | 2015-05-27 | 浙江威隆机械科技有限公司 | A kind of Double End collection dress of rotor pump rinses mechanical seal |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676486A (en) * | 2016-08-02 | 2018-02-09 | 宜兴优纳特机械有限公司 | A kind of Special seal for being applied to air blower and vavuum pump |
| CN106286290A (en) * | 2016-10-21 | 2017-01-04 | 宁波邦威泵业有限公司 | The shaft sealer of impeller pump |
| CN106286291A (en) * | 2016-10-21 | 2017-01-04 | 宁波邦威泵业有限公司 | Impeller pump shaft sealer |
| CN109139925A (en) * | 2018-09-28 | 2019-01-04 | 安徽安密机械密封有限公司 | A kind of corrugated gasket double mechanical seal part and its processing technology |
| CN111622948A (en) * | 2020-06-04 | 2020-09-04 | 浙江力高泵业科技有限公司 | Rotor pump with built-in internal flow balance type self-cleaning mechanical sealing structure |
| CN112145427A (en) * | 2020-09-08 | 2020-12-29 | 洛普兰机械设备(宁波)有限公司 | Integrated mechanical seal for process screw compressor |
| CN112145427B (en) * | 2020-09-08 | 2022-07-19 | 洛普兰机械设备(宁波)有限公司 | Packaging type mechanical seal for process screw compressor |
| CN113931869A (en) * | 2021-09-28 | 2022-01-14 | 中核核电运行管理有限公司 | On-line maintenance method for mechanical seal of circulating water pump |
| CN113931869B (en) * | 2021-09-28 | 2024-06-11 | 中核核电运行管理有限公司 | Online maintenance method for mechanical seal of circulating water pump |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150408 |