CN103939615B - Shaking table eccentric gearing shaft sealer - Google Patents
Shaking table eccentric gearing shaft sealer Download PDFInfo
- Publication number
- CN103939615B CN103939615B CN201410122514.4A CN201410122514A CN103939615B CN 103939615 B CN103939615 B CN 103939615B CN 201410122514 A CN201410122514 A CN 201410122514A CN 103939615 B CN103939615 B CN 103939615B
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- abutment sleeve
- shaft
- eccentric
- runddichtringo
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sealing Devices (AREA)
- General Details Of Gearings (AREA)
Abstract
The invention discloses a kind of shaking table eccentric gearing shaft seal, including the abutment sleeve for accepting eccentric drive shaft, eccentric drive shaft is surrounded and forms the cavity that can load lubricant in enclosing region by abutment sleeve, two ends cavity hatch is sealed by sealing ring, sealing ring is while being provided in the belt wheel outside abutment sleeve, another side is off the end-blocking lid of power transmission shaft, and sealing ring is fixedly clamped by belt wheel and end-blocking lid, and sealing ring includes " O " RunddichtringO and Y-shaped sealing ring.The eccentric gearing shaft seal of the present invention solves the Leakage that existing sealed device for drive-shaft exists, it is to avoid frequently change abutment sleeve, has the features such as oil consumption is few, stability is strong.
Description
Technical field
The present invention relates to a kind of sealed device for drive-shaft, especially shaking table eccentric gearing shaft sealer.
Background technology
In mineral processing in China industry, shaking table is conventional preparation equipment, and shaking table topmost transmission apparatus is off power transmission shaft.Eccentric drive shaft in rotation relies on a large amount of lubricating oil to reduce power transmission shaft and its friction accepting between parts, in order to avoid oil leak, reduces fuel consumption, and general eccentric drive shaft all can be equipped with sealed device for drive-shaft.
Common eccentric gearing shaft sealer includes the abutment sleeve for accepting power transmission shaft, power transmission shaft is surrounded and forms the cavity that can load lubricant by abutment sleeve, cavity relies on sealing ring to seal opening, sealing ring is while being provided in the belt wheel outside abutment sleeve, another side is the end-blocking lid of power transmission shaft, and sealing ring is fixedly clamped by belt wheel and end-blocking lid.Lubricating oil can be maintained in the cavity that power transmission shaft and abutment sleeve surround in the case of abutment sleeve is not damaged by this sealing device really, plays good oil seal effect.But, abutment sleeve more or less exists some after using a period of time damages, this just makes eccentric drive shaft direct crush seal circle, in eccentric shaft rotary course, sealing ring deforms upon, and sealing ring is no longer combined closely with eccentric shaft and abutment sleeve port, and lubricating oil will leak out in gap from which, abutment sleeve damages the biggest, eccentric drive shaft rotating speed is the fastest, and the gap that extruding causes is the biggest, and Leakage is the most serious.
Solve Leakage and can change the abutment sleeve of damage, avoid the power transmission shaft extruding to sealing ring, but the damage that abutment sleeve is more lightly only results in the generation of Leakage and has no effect on the transmission effect of eccentric drive shaft, abutment sleeve frequently change not only complex operation, also consumes more abutment sleeve, lose more than gain on funds use.
The domestic sealing patented technology disclosing many relevant power transmission shafts, such as:
1, [title] sealed device for drive-shaft, [patent No.] CN01133957.8, the patent documentation of [publication number] CN1363791 discloses a kind of sealing device and has an internal axle sleeve being enclosed within power transmission shaft, uses its seal transmission shaft.Internal axle sleeve is enclosed in an outer shaft, and the interior diameter of internal axle sleeve is more than the overall diameter of guided power transmission shaft.Internal axle sleeve at least has an oil or grease duct, and this pipeline at least has a flow export in the inner side edge region of internal axle sleeve, and it can be connected with oil or oils and fats conveyer device.This sealed device for drive-shaft is seal request based on common drive axle design, and owing to the rotary course of power transmission shaft does not exist eccentric motion, even if axle sleeve is damaged, power transmission shaft is not the most serious to the extruding of sealing ring, typically will not produce Leakage.But this seal arrangement is not suitable for the sealing of eccentric drive shaft, because for eccentric drive shaft, when abutment sleeve exists and damages when, eccentric drive shaft direct crush seal circle, in eccentric shaft rotary course, sealing ring deforms upon, sealing ring is no longer combined closely with eccentric shaft and abutment sleeve port, and lubricating oil will leak out in gap from which.
2, [title] has the hydraulic cylinder of O-ring seals of variable-size, [patent No.] CN201080063716.6, [publication number] CN102782375A, disclose a kind of for promoting heavy duty novel hydraulic cylinder and piston system, it is by commercial cylinder manufacture, and the lower end closed of cylinder barrel (1) therein, equipped with the rigid washer (2) of welding inside the upper end of cylinder barrel.Piston is welded with another rigid washer (4) on the outer surface at a certain distance from its lower end.Following element is arranged between cylinder barrel and piston, it may be assumed that by having high resiliency, the O-ring seals (6) of shape-variable that low friction, elastomeric material compressible, deformable are made；And pine packing ring.When O-ring seals compresses, this system is closed, it is ensured that seal.But, this invention is under water sand mixture, and rigid washer (2) flexible type, sealing ring tightness easily lost efficacy, and the lubricating oil spilt recycles the most again, does not meets national energy-saving and reduces discharging policy.
3, [title] a kind of grate-cooler sealed device for drive-shaft, [patent No.] CN201220500177.4, [notification number] CN203009826, discloses a kind of grate-cooler sealed device for drive-shaft.It is arranged on grate-cooler and power transmission shaft, including: spring bearer plate, half clamping ring, half pressure plate loop, slide plate and sealing plate, slide plate and sealing plate are spliced to form, mounting hole, chute and endless oil groove and oilhole it is provided with on sealing plate, slide plate is provided with circular hole, two halves clamping ring symmetry is spliced to form annular clamping ring, and is fixed on power transmission shaft；Slide plate be plugged on sealing plate in chute, sealing plate is fixed on the side plate of grate-cooler, and the described hole on slide plate and the described mounting hole on sealing plate are all set in power transmission shaft；Described two halves pressure plate loop symmetry is spliced to form annular pressure plate loop, and is set on the power transmission shaft between clamping ring and slide plate, and spring bearer plate is connected on pressure plate loop, and the lower side pressure of spring bearer plate is touched on slide plate, and pressure plate loop is resisted against on clamping ring.Advantage is: dismounting becomes the easiest, it is simple to the replacing of consumable accessory or maintenance in sealing device, but this most thoroughly solves the Leakage of eccentric drive shaft, frequently changes abutment sleeve and also consumes more abutment sleeve, loses more than gain on funds use.
It is therefore desirable to the scheme that design makes new advances solves the Leakage that existing eccentric gearing shaft sealer exists.
Summary of the invention
The present invention solves the problem that existing sealed device for drive-shaft exists easy leakage of oil, it is provided that need not frequently change abutment sleeve and the lasting shaking table eccentric gearing shaft sealer of sealing.
The shaking table eccentric gearing shaft sealer of the present invention, including the abutment sleeve for accepting eccentric drive shaft, eccentric drive shaft is surrounded and is forming the cavity that can load lubricant in enclosing region by abutment sleeve, two ends cavity hatch is sealed by sealing ring, sealing ring is while being provided in the belt wheel outside abutment sleeve, another side is off the end-blocking lid of power transmission shaft, and sealing ring is fixedly clamped by belt wheel and end-blocking lid.Described sealing ring includes " O " RunddichtringO and Y-shaped sealing ring, " O " RunddichtringO and Y-shaped sealing ring are all locked eccentric drive shaft, " O " RunddichtringO props up cavity hatch, and opening is sealed completely, the annular inner portion of Y-shaped sealing ring is close to " O " RunddichtringO, and outer shroud " V " type part is close to abutment sleeve port.
Described abutment sleeve is provided with the spill port of a diameter of 11 13mm at its belt wheel end, and spill port loads utensil by pipeline with outside lubricating oil and connects.Described " O " RunddichtringO (201) and Y-shaped sealing ring (202) are provided with elastic seal ring.
The shaking table eccentric gearing shaft sealer of the present invention utilizes two sealing ring " O " RunddichtringOs and Y-shaped sealing ring to ensure that this device sealing under the slight damaged condition of abutment sleeve, " O " RunddichtringO has thicker arc sealing area, being extruded by eccentric drive shaft when, simply part is deformed, remainder still can block cavity, prevent lubricating oil from spilling from cavity hatch, Y-shaped sealing ring is because there being special " V " type part, it is possible to is close to abutment sleeve port and prevents lubricating oil from spilling at this；Abutment sleeve is provided with the spill port of a diameter of 11 13mm at its belt wheel end, can be at the oil pressure in release cavity, and the lubricating oil of release is logical can also return lubricating oil loading utensil by pipeline, in order to recycling.Therefore, the eccentric gearing shaft sealer of the present invention is applied to transmission case, need not frequently change abutment sleeve and just can persistently keep the sealing of eccentric gearing shaft sealer, the most beneficially recycling of lubricating oil, reduce fuel consumption.
Accompanying drawing explanation
Fig. 1 is transmission case structure (including sealed device for drive-shaft) schematic diagram.
Fig. 2 is shaking table eccentric drive shaft schematic diagram of sealing device of the present invention.
Fig. 3 is traditional eccentric drive shaft schematic diagram of sealing device.
In figure: 1 abutment sleeve；2 sealing rings；201 " O " RunddichtringO；202 Y-shaped sealing rings；3 end-blocking lids；4 eccentric drive shafts；5 cavitys；6 belt wheels；7 spill ports.
Detailed description of the invention
Below according to accompanying drawing and combine detailed description of the invention the invention will be further described.
Such as Fig. 1, 2, shown in 3, the shaking table eccentric gearing shaft sealer of the present invention, install in transmission case, it can be the direct replacement directly to the traditional transmission shaft sealer in transmission case, including the abutment sleeve 1 for accepting eccentric drive shaft 4, the a length of 155mm of abutment sleeve 1, 5mm is shortened to install " O " RunddichtringO 201 and a Y-shaped sealing ring 202 compared with tradition, eccentric drive shaft is surrounded and is forming the cavity 5 that can load lubricant in enclosing region by abutment sleeve, cavity 5 presents stepped due to multiple radius that has of eccentric drive shaft, being sealed by sealing ring 2 of two ends cavity hatch, sealing ring is while being provided in the belt wheel 6 outside abutment sleeve, another side is off the end-blocking lid 3 of power transmission shaft, sealing ring is fixedly clamped by belt wheel and end-blocking lid.
Sealing ring 2 in Fig. 2 includes " O " RunddichtringO 201 and Y-shaped sealing ring 202, " O " RunddichtringO 201 and Y-shaped sealing ring 202 are all locked eccentric drive shaft 4, " O " RunddichtringO 201 props up cavity hatch, and opening is sealed completely, the annular inner portion of Y-shaped sealing ring 202 is close to " O " RunddichtringO 201, and outer shroud " V " type part is close to abutment sleeve 1 port." O " RunddichtringO and Y-shaped sealing ring ensure that this device sealing under the slight damaged condition of abutment sleeve: when abutment sleeve 1 there occurs a certain degree of damage, due to eccentric motion, eccentric drive shaft still can direct crush seal circle, but owing to " O " RunddichtringO has thicker arc sealing area, being extruded by eccentric drive shaft when, simply part is deformed, remainder still can block cavity, prevent lubricating oil from spilling from cavity hatch, Y-shaped sealing ring is because there being special " V " type part, can be close to abutment sleeve port prevents lubricating oil from spilling at this；But when abutment sleeve 1 there occurs badly damaged, cavity hatch can not be completely enclosed by " O " RunddichtringO, and oil plant can leak, and is now necessary to the abutment sleeve more renewed.
Described abutment sleeve 1 is provided with the spill port 7 of a diameter of 12mm at its belt wheel end, spill port 7 loads utensil by pipeline with outside lubricating oil and connects, pressure valve can be set on pipeline, when the pressure in cavity 5 exceedes safety range, open oil pressure in valve release cavity 5.In work process, eccentric motion due to eccentric drive shaft, meeting moment in cavity 5 produces a powerful oil pressure so that cavity inside and outside differential pressure increases severely, just because of with the presence of very big pressure reduction, the lubricating oil in cavity 5 is promoted acutely to move to area of low pressure from high-pressure area, easily cause oil plant to leak, the setting of spill port 7, can make lubricating oil from spill port 7 flow out, oil pressure in release cavity, lubricating oil flows back to fuel tank by conduit.So can maintain stablizing of oil pressure in cavity, also help the re-using of oil plant.After the present invention, lubricating oil no longer rotates with transmission eccentric shaft and spills, and thoroughly solves the leakage of oil disadvantage that sealed device for drive-shaft exists, decreases fuel consumption.
Described " O " RunddichtringO 201 and Y-shaped sealing ring 202 preferably flexible sealing ring, elastomeric material has more preferable deformation recovery capability, after receiving power transmission shaft extruding, can recover rapidly original form, the sealing of lasting holding means.
After tested, the shaking table eccentric drive shaft different sealed device for drive-shaft being applied to, it is thus achieved that improvement before and after eccentric gearing shaft sealer performance data, existing by as follows for contrast:
| Eccentric gearing shaft sealer | Traditional transmission shaft sealer | The sealing device of the present invention |
| Shaker transmission case moon fuel consumption (75) | >580㎏ | <190㎏ |
| Stream time (my god) | About 2 | About 3 |
| Maintenance cost (ten thousand yuan) | About 1.1 | About 0.8 |
Data above relative analysis, under identical working environment, uses the sealing device of the present invention to not only save fuel consumption every month of 390, and stream time is also obviously prolonged, obvious technical effects.
The eccentric gearing shaft sealer of the present invention, is highly suitable for shaker transmission case transmission eccentric shaft as oil seal equipment, it is also possible to be widely used in other eccentric drive shaft close as oil seal equipment.
Claims (3)
- null1. a shaking table eccentric gearing shaft sealer，Including the abutment sleeve (1) for accepting eccentric drive shaft (4)，Eccentric drive shaft (4) is surrounded and forms the cavity (5) that can load lubricant in enclosing region by abutment sleeve，Two ends cavity (5) opening is sealed by sealing ring (2)，Sealing ring (2) is while being provided in the belt wheel (6) outside abutment sleeve，Another side is off the end-blocking lid (3) of power transmission shaft (4)，Sealing ring (2) is fixedly clamped by belt wheel (6) and end-blocking lid，It is characterized in that: described sealing ring (2) includes " O " RunddichtringO (201) and Y-shaped sealing ring (202)," O " RunddichtringO (201) and Y-shaped sealing ring (202) are all locked eccentric drive shaft (4)，" O " RunddichtringO (201) props up cavity hatch，And opening is sealed completely，The annular inner portion of Y-shaped sealing ring (202) is close to " O " RunddichtringO (201),Outer shroud " V " type part is close to abutment sleeve (1) port.
- Shaking table eccentric gearing shaft sealer the most according to claim 1, it is characterised in that: described abutment sleeve (1) is provided with the spill port of a diameter of 11 13mm at its belt wheel end, and spill port loads utensil by pipeline with outside lubricating oil and connects.
- 3. Shaking table eccentric gearing shaft sealer according to claim 1, it is characterised in that: described " O " RunddichtringO (201) and Y-shaped sealing ring (202) they are elastic seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410122514.4A CN103939615B (en) | 2014-03-28 | 2014-03-28 | Shaking table eccentric gearing shaft sealer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410122514.4A CN103939615B (en) | 2014-03-28 | 2014-03-28 | Shaking table eccentric gearing shaft sealer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103939615A CN103939615A (en) | 2014-07-23 |
| CN103939615B true CN103939615B (en) | 2017-01-04 |
Family
ID=51187416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410122514.4A Active CN103939615B (en) | 2014-03-28 | 2014-03-28 | Shaking table eccentric gearing shaft sealer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103939615B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0303860A2 (en) * | 1987-08-21 | 1989-02-22 | Messer Griesheim Gmbh | Safety valve for the outer vessel of a double wall vacuum-insulated storage tank for low boiling liquified gases |
| CN1363791A (en) * | 2000-08-17 | 2002-08-14 | B+V工业技术股份有限公司 | Sealed device for drive-shaft |
| CN2900733Y (en) * | 2006-05-26 | 2007-05-16 | 朴春花 | Ground spring seal structure |
| DE102007051921A1 (en) * | 2007-10-29 | 2009-04-30 | Ludwig Hiss | O-ring-like-spreading gas seal for providing flange connection of pipe, has cut with profile provided around periphery parallel to surfaces so that cross section guided inwardly through seal, has Y shape on contact zone of seal |
| CN201306447Y (en) * | 2008-12-12 | 2009-09-09 | 沙市久隆汽车动力转向器有限公司 | Output end sealing structure for recirculating ball power steering gear |
| CN102782375A (en) * | 2009-12-11 | 2012-11-14 | 大洋洲工程集团有限公司 | Hydraulic cylinder including a variable-shape o-ring |
| CN203009826U (en) * | 2012-09-26 | 2013-06-19 | 兴化市东方机械有限责任公司 | Sealing device of grate cooler transmission shaft |
| CN204114145U (en) * | 2014-03-28 | 2015-01-21 | 广西华锡集团股份有限公司再生资源分公司 | Shaking table eccentric gearing shaft sealer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4537033B2 (en) * | 2003-10-16 | 2010-09-01 | 株式会社カワサキプレシジョンマシナリ | Gas seal structure |
-
2014
- 2014-03-28 CN CN201410122514.4A patent/CN103939615B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0303860A2 (en) * | 1987-08-21 | 1989-02-22 | Messer Griesheim Gmbh | Safety valve for the outer vessel of a double wall vacuum-insulated storage tank for low boiling liquified gases |
| CN1363791A (en) * | 2000-08-17 | 2002-08-14 | B+V工业技术股份有限公司 | Sealed device for drive-shaft |
| CN2900733Y (en) * | 2006-05-26 | 2007-05-16 | 朴春花 | Ground spring seal structure |
| DE102007051921A1 (en) * | 2007-10-29 | 2009-04-30 | Ludwig Hiss | O-ring-like-spreading gas seal for providing flange connection of pipe, has cut with profile provided around periphery parallel to surfaces so that cross section guided inwardly through seal, has Y shape on contact zone of seal |
| CN201306447Y (en) * | 2008-12-12 | 2009-09-09 | 沙市久隆汽车动力转向器有限公司 | Output end sealing structure for recirculating ball power steering gear |
| CN102782375A (en) * | 2009-12-11 | 2012-11-14 | 大洋洲工程集团有限公司 | Hydraulic cylinder including a variable-shape o-ring |
| CN203009826U (en) * | 2012-09-26 | 2013-06-19 | 兴化市东方机械有限责任公司 | Sealing device of grate cooler transmission shaft |
| CN204114145U (en) * | 2014-03-28 | 2015-01-21 | 广西华锡集团股份有限公司再生资源分公司 | Shaking table eccentric gearing shaft sealer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103939615A (en) | 2014-07-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204127315U (en) | Drilling mud pump input shaft sealing case | |
| CN202392110U (en) | Shaft sealing device of horizontal scraper centrifuge | |
| CN203857047U (en) | Seal structure for piston rod of oil cylinder | |
| CN201748076U (en) | Novel rotary connector for sealing pneumatically pressed end face | |
| CN204396190U (en) | A kind of horizontal type scraper centrifuger rear bearing sealing device | |
| CN103939615B (en) | Shaking table eccentric gearing shaft sealer | |
| CN103759125A (en) | Fluid draining and feeding device | |
| CN204114145U (en) | Shaking table eccentric gearing shaft sealer | |
| CN203926761U (en) | A kind of for lining plate of coal grinder bolt seal assembly | |
| CN103821943A (en) | Non-contact mechanical sealing method and non-contact mechanical sealing device for high-temperature and high-viscosity medium pump | |
| CN205330867U (en) | Shaft seal device and have device's axial flow turbine | |
| CN101865343A (en) | Novel pneumatic compacted end-face-seal rotary joint | |
| CN203926760U (en) | A kind of bolt seal assembly | |
| CN202251956U (en) | Floating gap seal with high speed, high frequency and high abrasion resistance | |
| CN103807443A (en) | High-pressure large-torque axial sealing and lubricating system | |
| CN204692119U (en) | Screw vacuum pump composite shaft seal structure | |
| CN204164414U (en) | The soft sealing ball valve that seal ring barb is fixing | |
| CN203979008U (en) | Loader piston rod deduster | |
| CN202597023U (en) | High-pressure packing sealing device for compressor | |
| CN203703582U (en) | Fluid draining and filling device | |
| CN202897420U (en) | Seal device of spiral conveyor | |
| CN204852330U (en) | Hydrolock pipe end packing seal device | |
| CN111350871A (en) | Valve shaft sealing device | |
| CN203130986U (en) | High-sealing safety transmission device | |
| CN204704371U (en) | A kind of oil pumping unit reduction gearbox outer circulation type comprehensive sealing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200901 Address after: Yinghua Road, Dachang Town, Nandan county, Hechi City, Guangxi Zhuang Autonomous Region Patentee after: Renewable resources branch of Guangxi Huaxi Mining Co.,Ltd. Address before: 547205, Hechi County, the Guangxi Zhuang Autonomous Region City, Nandan Dachang Barry District Patentee before: RENEWABLE RESOURCE BRANCH OF CHINA TIN GROUP Co.,Ltd. |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140723 Assignee: Guangxi Baigang Rhenium Mining Co.,Ltd. Assignor: Renewable resources branch of Guangxi Huaxi Mining Co.,Ltd. Contract record no.: X2023450000034 Denomination of invention: Sealing device for eccentric transmission shaft of shaking table Granted publication date: 20170104 License type: Common License Record date: 20230825 |