CN1952406A - Movable mechanical sealing member for high-concentration flushing-free assembling type slurry pump - Google Patents
Movable mechanical sealing member for high-concentration flushing-free assembling type slurry pump Download PDFInfo
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- CN1952406A CN1952406A CN 200610154557 CN200610154557A CN1952406A CN 1952406 A CN1952406 A CN 1952406A CN 200610154557 CN200610154557 CN 200610154557 CN 200610154557 A CN200610154557 A CN 200610154557A CN 1952406 A CN1952406 A CN 1952406A
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- axle sleeve
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Abstract
The invention relates to a sealing part of high-density free-flushing movable collecting slurry pump mechanism, belonging mechanical sealing equipment area, designed because of environmental demand improving and rigor working condition of conveying medium by wide application of prior slurry pump. The key point of designing is that moving and static ring parts are installed on the sleeve of sealing pump and are pressed by pressure cover, sealing part is connected with pressure cover and pump by bolt, inlet and outlet cycling holes are set in the pressure cover and holes are connected with water pipe, cycling water cavity is set between pressure cover and sleeve of sealing pump and cycling flow of water is cycled so that the temperature of mechanical sealing part of slurry pump is deceased, leaked cycling water is drained into drainage channel by two grade sealing leakage cavity so as to avoid circumstance pollution by direct flowing and achieve the purpose of high-density free-flushing using water resource in cycle. When sealing part works for some time, because of axial displacement of pump sleeve generated by pump wear sealing part also works normally so as to realize movable performance of the sealing part.
Description
Technical field
The present invention relates to slag stock pump mechanical sealing element field, is that present slag stock pump is carried high concentrated, solid impurity and do not had interior washing condition, and because of the pump shaft play damages mechanical seal structure in the pump, carries out newly-designed a kind of Sealing.
Background technique
The slag stock pump is in the mine, and it is more and more wider that the application in fields such as completing is dredged at metallurgy, steel-making, thermal power generation, urban environmental protection, river management, harbour.Because country is to the attention of environmental protection; customer requirements significantly improves slag stock pump mechanical sealing element working life, especially selects and recommends at the cleaned coal of colliery coal washing plant, and the aluminium oxide of smelter is carried; phosphate fertilizer factory's high crystalline solid material medium transport, the lime slurry conveying of thermal power plant desulfuration recycle pump etc.When the medium solid concentration surpasses 30%, and the device of flushing in not allowing to add by manufacturing technique requirent.Therefore, part slag stock pump mechanical sealing element adopts outer Rinsing unit, but sparge water can not be recycling, and water loss reached more than several tons in one day.Waste water resource not only, and environment produced greatly pollute.Its key is that slag stock pump mechanical sealing element structural design in application process owes reasonable.Therefore, be difficult to apply.
Summary of the invention
The objective of the invention is problem, but provide a kind of high concentration flushing-free play unit loading type slag stock pump mechanical sealing element, make it can solve the mechanical sealing element structural design and owe rationally, the big technical problem of outer Rinsing unit water loss to related domain at above-mentioned existence.The objective of the invention is to adopt following technological scheme to realize.
But a kind of high concentration flushing-free play unit loading type slag stock pump mechanical sealing element, the sealing part is made as primary seal and secondary seal, the main points of technological scheme are that rotating ring parts and stationary ring parts are contained on the canned pump axle sleeve, compress by gland, the Sealing connecting bolt connects the gland and the pump housing, the water inlet and outlet circulation port that in gland, is provided with, this hole is connected with water pipe, between gland and the sealing axle sleeve circulating water cavity is set, advancing of circulating water, go out to circulate, to reduce the temperature of slag stock pump mechanical sealing element, secondary seal is leaked the chamber makes the circulating water of seepage enter limber, to avoid directly flowing out the outside contamination environment, form the purpose of the recycling water resources of high concentration flushing-free.
Primary seal is the rotating ring parts: the A spring of rotating ring parts is to insert in the spring eye of sealing axle sleeve, and sealing axle sleeve O shape snare is in the seal groove of canned pump axle sleeve, and rotating ring O shape circle 6 is inserted in the rotating ring seal groove, and rotating ring is inserted in the canned pump axle sleeve.Being connected in the stationary ring groove of the groove on the stationary ring and gland by the stationary ring stop pin.Make in the groove in the seal driving pin embedding canned pump axle sleeve, what the rotating ring parts just floated like this is positioned on the canned pump axle sleeve, rotates synchronously with the canned pump axle sleeve.
Secondary seal is the stationary ring parts: the stationary ring of stationary ring parts is pressed in the stationary ring groove of gland by the interference of stationary ring O shape circle, makes the groove on the stationary ring push down the interior secondary stationary ring stop pin of gland stationary ring groove, thereby prevents that stationary ring from rotating relative to gland.The stationary ring parts that assemble are inserted in the canned pump axle sleeve, stationary ring and rotating ring two planes are fitted tightly.The B spring is positioned in the spring eye of gland, secondary stationary ring O shape circle is inserted in the seal groove of gland, secondary stationary ring, secondary stationary ring stop pin embed in the groove of gland, secondary stationary ring O shape snare is gone in the seal groove of secondary rotating ring, canned pump axle sleeve and secondary stationary ring fit tightly, secondary rotating ring positioning screwn is fixed by the screw on the secondary rotating ring, and the secondary rotating ring is placed on the canned pump axle sleeve.
By above-mentioned technological scheme, whole group Sealing is positioned on the sealing axle sleeve, make its structure become unit loading type.During sealing part works, between primary seal and secondary seal, feed cooling circulating water, make Sealing cooling and lubricating effectively, guarantee the life-span of Sealing.Solve the mechanical sealing element structural design and owe rationally the big technical problem of outer Rinsing unit water loss.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is that the present invention partly cuts open schematic representation.
The sequence number of above accompanying drawing and title: 1, the pump housing, 2, sealing axle sleeve O shape circle, 3, the auxiliary O shape circle of rotating ring, 4, the A spring, 5, rotating ring, 6, rotating ring O shape circle, 7, stationary ring O shape circle, 8, stationary ring, 9, gland O shape circle, 10, the stationary ring stop pin, 11, sealing axle sleeve, 12, gland, 13, the B spring, 14, the secondary stationary ring, 15, the secondary rotating ring, 16, the sealing driving pin, 17, secondary rotating ring positioning screwn, 18, secondary rotating ring O shape circle, 19, secondary seal is leaked chamber, 20, secondary stationary ring O shape circle, 21, secondary stationary ring stop pin, 22, the Sealing connecting bolt, 23, seal driving pin, 24, the pump shaft cover, 25, pump impeller, 26, the pump shaft center line, 27, the water inlet and outlet circulation port.
Embodiment
Mode of execution is an example with working principle of the present invention.The electric motor starting of slag stock pump drives pump shaft 26 and rotates, and pump shaft drives pump impeller 25 and rotates, and the rotating ring parts rotate with sealing axle sleeve synchronously because of being positioned on the sealing axle sleeve 11 of floating.And the stationary ring parts are to be enclosed in the stationary ring groove that 7 interference are pressed into gland 12 by stationary ring O shape by stationary ring 8, make the rotating ring stop pin 23 in the groove centering gland stationary ring groove on the stationary ring, thereby prevent that stationary ring from rotating relative to gland 12.The stationary ring parts that assemble are inserted in the sealing axle sleeve 11, stationary ring 8 and 5 liang of planes of rotating ring are fitted tightly.By the screw on the secondary rotating ring 15 tighten and fixedly the secondary rotating ring on the pump shaft cover 24 of sealing.Whole group Sealing is positioned at makes its structure become unit loading type on the sealing axle sleeve 11.Sealing axle sleeve is inserted on the pump shaft cover 24, enclose 2 gaps that seal between it by sealing axle sleeve O shape, embed in the groove of pump shaft cover by sealing driving pin 16, whole group Sealing is rotated synchronously with pump shaft, and allow pump shaft cover 24 axially doing relative displacement, but realized the design function of the mechanical sealing element of play thus.
Claims (2)
- But 1, a kind of high concentration flushing-free play unit loading type slag stock pump mechanical sealing element, the sealing part is made as primary seal and secondary seal, it is characterized in that rotating ring parts and stationary ring parts are contained on the canned pump axle sleeve (24), compress by gland (12), Sealing connecting bolt (22) connects the gland and the pump housing (1), the water inlet and outlet circulation port (27) that in gland, is provided with, this hole is connected with water pipe, and gland and sealing axle sleeve are provided with circulating water cavity between (11); Primary seal is the rotating ring parts: the A spring (4) of rotating ring parts is to insert in the spring eye of sealing axle sleeve, sealing axle sleeve O shape circle (2) is enclosed within the seal groove of canned pump axle sleeve, rotating ring O shape circle (6) is inserted in the rotating ring seal groove, and rotating ring (5) is inserted in the canned pump axle sleeve; Groove on the stationary ring (8) and interior being connected of the stationary ring groove of gland (12) by sealing driving pin (16); In the groove in seal driving pin (23) the embedding canned pump axle sleeve, what the rotating ring parts floated is positioned on the canned pump axle sleeve, rotates synchronously with the canned pump axle sleeve; Secondary seal is the stationary ring parts: the stationary ring of stationary ring parts (8) is pressed in the stationary ring groove of gland (12) by (7) interference of stationary ring O shape circle, groove on the stationary ring is pushed down the secondary stationary ring stop pin in the gland stationary ring groove, the stationary ring parts are inserted in the canned pump axle sleeve, and stationary ring (8) fits tightly with rotating ring (5) two planes.
- But 2, high concentration flushing-free play unit loading type slag stock pump mechanical sealing element as claimed in claim 1, it is characterized in that B spring (13) is positioned in the spring eye of gland, secondary stationary ring O shape circle (20) is inserted in the seal groove of gland, secondary stationary ring (14), secondary stationary ring stop pin (21) embed in the groove of gland, secondary stationary ring O shape snare is gone in the seal groove of secondary rotating ring, canned pump axle sleeve and secondary stationary ring fit tightly, secondary rotating ring positioning screwn (17) is fixed by the screw on the secondary rotating ring (15), and the secondary rotating ring is placed on the canned pump axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101545576A CN100422566C (en) | 2006-11-08 | 2006-11-08 | Movable mechanical sealing member for high-concentration flushing-free assembling type slurry pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101545576A CN100422566C (en) | 2006-11-08 | 2006-11-08 | Movable mechanical sealing member for high-concentration flushing-free assembling type slurry pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1952406A true CN1952406A (en) | 2007-04-25 |
| CN100422566C CN100422566C (en) | 2008-10-01 |
Family
ID=38058890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101545576A Expired - Fee Related CN100422566C (en) | 2006-11-08 | 2006-11-08 | Movable mechanical sealing member for high-concentration flushing-free assembling type slurry pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100422566C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806311A (en) * | 2009-02-18 | 2010-08-18 | 株式会社久保田 | Pump and using method thereof |
| CN102828990A (en) * | 2012-09-06 | 2012-12-19 | 安徽迈宁工业泵有限公司 | Integrated mechanical seal for pressure-reducing cover and pump shaft of residue slurry pump |
| CN103233910A (en) * | 2013-04-13 | 2013-08-07 | 丹东克隆集团有限责任公司 | Integrated bellows mechanical seal device for pump |
| CN104235373A (en) * | 2014-09-18 | 2014-12-24 | 芜湖市天同瑞矿山机械再制造有限公司 | Mechanical sealing element applicable to large-particle slurry machine |
| CN108027068A (en) * | 2015-09-09 | 2018-05-11 | 耐驰泵及系统有限公司 | Slip ring shaft sealing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3484113A (en) * | 1967-02-08 | 1969-12-16 | Borg Warner | Mechanical seal with flushing arrangement |
| JP3127076B2 (en) * | 1994-03-09 | 2001-01-22 | 株式会社ユーコウ産業 | Outside type mechanical seal device |
| CN2542859Y (en) * | 2002-01-18 | 2003-04-02 | 胡滨 | Mechanical sealing element for dredge pump |
| CN2551790Y (en) * | 2002-06-08 | 2003-05-21 | 胡滨 | Combined sealer for sand digging pump |
| CN100408893C (en) * | 2006-04-27 | 2008-08-06 | 胡滨 | Mechanical sealing apparatus for enamel reaction still |
| CN200975365Y (en) * | 2006-11-08 | 2007-11-14 | 胡滨 | High concentration flushing-free leaping integrated type slag-stuff pump mechanical sealing element |
-
2006
- 2006-11-08 CN CNB2006101545576A patent/CN100422566C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806311A (en) * | 2009-02-18 | 2010-08-18 | 株式会社久保田 | Pump and using method thereof |
| CN101806311B (en) * | 2009-02-18 | 2014-11-05 | 株式会社久保田 | Pump and using method thereof |
| CN102828990A (en) * | 2012-09-06 | 2012-12-19 | 安徽迈宁工业泵有限公司 | Integrated mechanical seal for pressure-reducing cover and pump shaft of residue slurry pump |
| CN103233910A (en) * | 2013-04-13 | 2013-08-07 | 丹东克隆集团有限责任公司 | Integrated bellows mechanical seal device for pump |
| CN103233910B (en) * | 2013-04-13 | 2015-11-04 | 丹东克隆集团有限责任公司 | Pump integrated form mechanical seal device for rubber bellows |
| CN104235373A (en) * | 2014-09-18 | 2014-12-24 | 芜湖市天同瑞矿山机械再制造有限公司 | Mechanical sealing element applicable to large-particle slurry machine |
| CN108027068A (en) * | 2015-09-09 | 2018-05-11 | 耐驰泵及系统有限公司 | Slip ring shaft sealing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100422566C (en) | 2008-10-01 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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Granted publication date: 20081001 Termination date: 20121108 |