CN106015564B - A kind of novel anti-leakage is oily, motorized pulleys easy to assemble - Google Patents
A kind of novel anti-leakage is oily, motorized pulleys easy to assemble Download PDFInfo
- Publication number
- CN106015564B CN106015564B CN201610587264.0A CN201610587264A CN106015564B CN 106015564 B CN106015564 B CN 106015564B CN 201610587264 A CN201610587264 A CN 201610587264A CN 106015564 B CN106015564 B CN 106015564B
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- Prior art keywords
- gland
- oil
- oil seal
- end cap
- oil sealing
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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
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/04—Sealings between relatively-stationary surfaces without packing between the surfaces, e.g. with ground surfaces, with cutting edge
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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
-
- 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
- F16J15/162—Special parts or details relating to lubrication or cooling of the sealing itself
-
- 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
- F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Of Bearings (AREA)
- Sealing Devices (AREA)
Abstract
The present invention relates to motorized pulleys field, and in particular to a kind of novel anti-leakage is oily, motorized pulleys easy to assemble.Including roller, end cap, Oil sealing assembly, Oil sealing assembly includes oil sealing bushing, capping, outside framework oil seal；The bearing includes inner ring, outer ring and ball chamber and ball between Internal and external cycle;The end cap includes installation column sleeve, the installation column sleeve includes set cylinder and sleeve column chamber, the bearing is located at the sleeve column intracavitary, and the return port for the interior outer space for connecting the end cap is offered on the set cylinder, and the backflash of the return port and the ball chamber is communicated with the capping.By the special return flow line that cooperatively forms of the add-back chute on the return port and capping on end cap, the lubricating oil that this design to assemble at oil seal cover is flowed back the application, reduces oil pressure herein.
Description
Technical field
The present invention relates to motorized pulleys field, and in particular to a kind of novel anti-leakage is oily, motorized pulleys easy to assemble.
Background technology
Operationally, its internal machine oil can be gathered at oil seal cover motorized pulleys in the market by bearing, by
In the reason for the roller frame, partial high pressure is formed, the actual pressure at oil seal cover is increased, increases the actual pressure of oil seal cover
Power, so as to cause machine oil to be easier to spill from oil seal cover.It is motorized pulleys in the market again in installation or removal, it is necessary to
The one end of oil sealing along axle could be advanced into default oil sealing in annular seal space by the other parts removed on annular seal space outer rotary shaft
Installation site is removed by opposite step and direction, so, not only time consuming, and when changing oil sealing it is also possible to damage
Other parts of bad equipment, the efficiency and quality of normal operation and the production of plant equipment are had a strong impact on, to change oil sealing for another example
Oil seal washer at lid, it is necessary to first take the part before oil seal cover apart, then remove oil seal cover, oil sealing could be taken out.Tradition is electronic
The end cap of roller uses non-embedded type, and this spline structure is not compact enough, seals defective tightness, and profile is also not attractive in appearance enough.
The content of the invention
The purpose of the present invention is to provide that a kind of novel anti-leakage is oily, motorized pulleys easy to assemble regarding to the issue above.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of novel anti-leakage is oily, motorized pulleys easy to assemble, including roller, adaptedly located at the roller end and passing through axle
Bearing sleeve located at roller rotary shaft on end cap, be sheathed in the rotary shaft and with end cap coordinate Oil sealing assembly, the oil
Sealing assembly includes the oil sealing bushing being sheathed in rotary shaft, located at end cap outside and the envelope being sheathed on the oil sealing bushing
Lid, in the capping and the outside framework oil seal that is sheathed on the oil sealing bushing；The bearing includes inner ring, outer ring and is located at
Ball chamber and ball between Internal and external cycle;The end cap include positioned at center be used for coordinate installation bearing and Oil sealing assembly
Column sleeve is installed, the installation column sleeve includes set cylinder and sleeve column chamber, and the bearing is located at the sleeve column intracavitary, described to cover on cylinder
The return port for the interior outer space for connecting the end cap is offered, the return port and the ball are communicated with the capping
The backflash of chamber.
Preferably, the return port outer end opening covers the close set cylinder core of cylinder, and the sleeve column in described
Be provided with several return ports on body, the backflash for it is corresponding with the return port several.
Preferably, the capping includes gland, the oil seal cover between gland and end cap, the backflash is opened in
On the medial surface of the oil seal cover, the outside framework oil seal is the setting that reclined opposite to each other by the plane of symmetry of the interface of gland and oil seal cover
Two.
Preferably, the outside framework oil seal includes main framing, it is fixed on main framing both ends and extends to the same side for shape
Into the location division of oil seal groove and oil sealing portion；The location division and the connection end of the main framing are on the outside left of oil seal groove
Provided with positioning step, the capping is provided with the interface by the gland and oil seal cover or is used as one using the part of interface
The locating slot of side channel wall, the positioning step on two outside framework oil seals recline and are inserted in the locating slot backwards.
Preferably, the oil sealing portion includes being located at the dust excluder lips close to main framing side, it is close away from main framing side
Seal lip, the waist of the depression between dust excluder lips and sealing lip；The main framing is provided with anti-towards the back side of another main framing
Dirt cushion chamber, the cell wall positioned at oil sealing portion of the oil seal groove are provided with spring groove, wound spring are provided with the spring groove.
Preferably, is provided with felt in the ring recess towards a ring recess is provided with the inner ring face of oil sealing bushing on the gland
Oil sealing is enclosed, is additionally provided with what is connected by the oil circuit being opened in gland with the oil sealing chamber where the outside framework oil seal on the gland
Lubricating cup, the inner port of the oil circuit are opened on the oil sealing chamber position where the outside framework oil seal on the outside of the gland and inner
Mouth connects with the oil seal groove of the outside framework oil seal.
Preferably, the gland includes the gland monomer of two docking, leaned on the interface of two gland monomers
The position of nearly gland centre bore is respectively equipped with the pin-and-hole and pin of adaptation, and the position away from gland centre bore is respectively correspondingly provided with
The through hole and screw communicated, the screw and screw are interior to be provided with the bolt for being used for fixing two gland monomers.
Preferably, the gland monomer where the through hole, which is provided with depression and formed, makes the one end of the through hole away from interface
The bolt erecting bed being opened on table top, the bolt penetrated by the opening on erecting bed in the through hole and with another gland
Screw on monomer is spirally connected, and the bolt erecting bed of corresponding same interface is located at two gland monomers respectively with the pin
On.
Preferably, the outside framework oil seal includes a framework section bar, be respectively arranged in the framework section bar both ends of the surface and
The jack and latch of the adaptation of strip on the location division, the positioning step and the latch to the location division
Projection section on lateral surface is overlapping.Projection section is overlapping, i.e., it is right that the length including latch and jack has been cross over positioning step institute
On the location division part answered, it is ensured that the stability of positioning, positioning step are not easy to deviate from from locating slot, after ensureing outside framework oil seal closure
Closure strength, coordinate wound spring, the latch and jack being further ensured that on outside framework oil seal are not easily disconnected from, while ensure to seal
Lip, which can be pressed on cell wall, ensures sealing effectiveness.
The outside framework oil seal being disposed opposite to each other of two disconnections is set, carries out two way seal, it is same to enter to coordinate the gland and bone disconnected
Frame oil sealing, gland and outside framework oil seal can intactly be disassembled when not tampering other structures and be cleared up or changed.And
Two opposite outside framework oil seals also ensure that lubricating cup send oil to carry out fluid-tight on the outside of outside framework oil seal, and two outside framework oil seal bilaterals send oil
Both sealing is ensured, simultaneously because balanced pressure, further increases sealing, and outside framework oil seal is not easy to damage.
Preferably, the roller end face that the end cap is embedded in the roller and outer face of end cap and end where end cap is neat
In flat or embedded roller；The interface of the gland and oil seal cover flushes with the abutment face of two oil tight skeletons, and described
The interface of gland and oil seal cover is provided with O-ring seal.
In summary, the invention has the advantages that：
1. the application cooperatively forms special return flow line by the add-back chute on the return port and capping on end cap,
The lubricating oil that this design to assemble at oil seal cover is flowed back, and oil pressure herein is reduced, so as to reduce oil seal cover
Actual pressure, prevent the generation of oil leak.And gland is divided into two parts of docking by the application, is positioned with pin, screw connection,
And to ensure that the sealing entirely covered adds O-ring seals, felt collar oil sealing, outside framework oil seal uses the ring of non-integral closure
Shape oil sealing forms but uses the section bar of a strip to surround the bone oil return envelope of ring in end face docking, is connected on end face using bolt-type
Connect, split gland and the outside framework oil seal with cleaved facet all ensure that the convenience for changing oil sealing or gland, be rolled without dismantling
Whole bearing outside cylinder.
2. the oil-leakage-prevention of the application, the structure of motorized pulleys easy to assemble are not change with correlated parts work-in parameters before
Carry, ensure its interchangeability.
3. the application is simple in construction, convenient disassembly, cost is low.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention one；
Fig. 2 is B portions mplifying structure schematic diagram in Fig. 1；
Fig. 3 is schematic structural view of the invention two；
Fig. 4 is A portions mplifying structure schematic diagram in Fig. 3；
Fig. 5 is gland structure schematic diagram；
Fig. 6 is gland and oil seal cover structural representation one；
Fig. 7 is gland and oil seal cover structural representation two.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Embodiment：
A kind of novel anti-leakage is oily, motorized pulleys easy to assemble, it is characterised in that：Including roller 1, adaptedly it is located at the roller
End and be sheathed on by bearing 2 in the rotary shaft 11 of roller end cap 3, be sheathed in the rotary shaft and with end cap coordinate
Oil sealing assembly, it is characterised in that：The Oil sealing assembly includes the oil sealing bushing 7 being sheathed in rotary shaft, outside the end cap
Side and the capping 5 being sheathed on the oil sealing bushing, in the capping and be sheathed on the oil sealing bushing skeleton oil
Envelope 4；The bearing includes inner ring, outer ring and ball chamber and ball between Internal and external cycle;The end cap is included in being located at
The installation column sleeve 6 for being used to coordinate installation bearing and Oil sealing assembly of the heart, the installation column sleeve include set cylinder 61 and sleeve column chamber 62,
The bearing is located at the sleeve column intracavitary, and the return port for the interior outer space for connecting the end cap is offered on the set cylinder
64, the backflash 51 of the return port and the ball chamber is communicated with the capping.
Said structure forms the return flow line of a bearing hydrops so that the lubricating oil assembled at oil seal cover is returned
Stream, reduces oil pressure herein, so as to reduce the actual pressure of oil seal cover, prevents the generation of oil leak.
The return port outer end opening is provided with the set cylinder close set cylinder core on the set cylinder
Several return ports, the backflash for it is corresponding with the return port several.
The capping includes gland 52, the oil seal cover 53 between gland and end cap, and the backflash is opened in described
On the medial surface of oil seal cover, the outside framework oil seal is reclines the two of setting using the interface of gland and oil seal cover as the plane of symmetry opposite to each other
It is individual.
The outside framework oil seal includes main framing 41, is fixed on main framing both ends and extends to the same side for forming oil seal groove
42 location division 43 and oil sealing portion；The location division and the connection end of the main framing are provided with backwards to the outside left of oil seal groove
Positioning step 44, the capping are provided with the locating slot 54 of the interface by the gland and oil seal cover, two skeletons
Positioning step on oil sealing reclines and is inserted in the locating slot backwards.
The oil sealing portion includes being located at the dust excluder lips 46 close to main framing side, the sealing lip 45 away from main framing side,
The waist 461 of depression between dust excluder lips and sealing lip, in addition to the bizet 462 positioned at sealing lip front end；The main bone
Frame is provided with dustproof buffered chamber 47 towards the back side of another main framing, and the cell wall positioned at oil sealing portion of the oil seal groove is provided with spring
Groove 48, the spring groove is interior to be provided with wound spring 49.The machine oil that is leaked along rotary shaft of sealing lip seal, spring is by bizet to close
Seal lip and apply pretightning force, ensure that sealing lip is followed and holds rotary shaft tightly for a long time, so as to realize preferable sealing effectiveness.Dust excluder lips are used
To prevent the impurity such as extraneous steam flue dust, spring groove is used for installing spring and preventing it from coming off, and waist is used for connecting bizet, sealing
Lip, spring groove, dust excluder lips.The cavity formed by dustproof buffered chamber and waist ensure that dust excluder lips and each comfortable two of sealing lip
There is a buffering adjustment space on direction, ensure that reliable and preferable sealing.
Towards a ring recess is provided with the inner ring face of oil sealing bushing on the gland, felt collar oil sealing 521 is provided with the ring recess,
The lubricating cup 8 connected by the oil circuit being opened in gland with the oil sealing chamber where the outside framework oil seal is additionally provided with the gland,
The inner port of the oil circuit be opened on the oil sealing chamber position where the outside framework oil seal on the outside of the gland and inner port with
The oil seal groove connection of the outside framework oil seal, gland lateral surface are provided with raised circle platform, and the axis perpendicular of lubricating cup is in the rotary shaft
Axle center, oil circuit is L-type oil circuit, oil can be stayed to oil sealing chamber by lubricating cup and oil circuit, so as to be covered with dust by outside fluid-tight, felt collar
Auxiliary seal mode further ensures the sealing of equipment.
Preferably, the gland includes the gland monomer of two docking, leaned on the interface of two gland monomers
The position of nearly gland centre bore is respectively equipped with the pin-and-hole 522 and pin 523 of adaptation, and the position away from gland centre bore corresponds to respectively
Ground is provided with the through hole and screw 524 communicated, and the bolt for being used for fixing two gland monomers is provided with the screw and screw
525。
Preferably, the gland monomer where the through hole, which is provided with depression and formed, makes the one end of the through hole away from interface
The bolt erecting bed 526 being opened on table top, the bolt penetrated by the opening on erecting bed in the through hole and with it is another
Screw on gland monomer is spirally connected, and the bolt erecting bed of corresponding same interface is located at two glands respectively with the pin
On monomer.
The outside framework oil seal includes a framework section bar, is respectively arranged in the framework section bar both ends of the surface and positioned at described fixed
The jack and latch 401 of the adaptation of strip in the portion of position, the positioning step and the latch to the location division lateral surface
On projection section it is overlapping.
The end cap is embedded in roller end face or insertion of in the roller and outer face of end cap with end where end cap
In roller；The interface of the gland and oil seal cover flushes with the abutment face of two oil tight skeletons, and the gland and oil
The interface of capping is provided with O-ring seal 55.
Gland is installed, gland uses split-type structural, need not so be removed located at gland in dismounting before oil seal cover
The parts such as the bearing in outside, removal efficiency is improved, while avoided because parts damages caused by dismounting.
But gland also brings another problem using split-type structural while convenient dismantle, how gland is protected
The problem of card sealing.On the other hand, top and the bottom pin and the bolt positioning of the application gland, ensure its precision and dock firm
Degree, in order to be further ensured that its sealing, a groove is respectively provided with the contact surface of oil seal cover and gland, for installing O-ring seals,
Simultaneously felt collar oil sealing is mounted with gland on the outside of outside framework oil seal.Said structure, which improves, makes the same of the convenient dismounting of gland
When ensure that its sealing.
Embodiment two：
Unlike the embodiments above be in is provided with gland and oil sealing as described in process in the capping shown in Fig. 1 and Fig. 2
The interface of lid or using the part of interface as the locating slot 54 of side cell wall, i.e., be posted by the medial extremity of oil seal cover on gland
Face and towards locating slot is provided with the oil sealing cavity wall of outside framework oil seal, the positioning step of two outside framework oil seals is located at the locating slot
It is interior, the gland mounting groove to be formed that caves in is provided with by axle center of rotating shaft center on oil seal cover lateral surface, gland medial surface is provided with
The gland positioning convex ring being adapted to gland mounting groove, locating slot is on the gland positioning convex ring.Oil seal cover and end cap, bearing
The backflash of Z-type is formed after cooperation.
Claims (8)
1. a kind of novel anti-leakage is oily, motorized pulleys easy to assemble, including roller（1）, adaptedly located at the roller end and passing through
Bearing（2）It is sheathed on the rotary shaft of roller（11）On end cap（3）, be sheathed in the rotary shaft and with end cap coordinate oil sealing
Component, it is characterised in that：The Oil sealing assembly includes the oil sealing bushing being sheathed in rotary shaft（7）, on the outside of the end cap
And it is sheathed on the capping on the oil sealing bushing（5）, in the capping and be sheathed on the oil sealing bushing skeleton oil
Envelope（4）；The bearing includes inner ring, outer ring and ball chamber and ball between Internal and external cycle;The end cap includes being located at
The installation column sleeve for being used to coordinate installation bearing and Oil sealing assembly at center（6）, the installation column sleeve is including covering cylinder（61）And set
Post chamber（62）, the bearing is located at the sleeve column intracavitary, the interior outer space for connecting the end cap offered on the set cylinder
Return port（64）, the backflash of the return port and the ball chamber is communicated with the capping（51）；The return port
Outer end opening is provided with several return ports in the set cylinder close set cylinder core on the set cylinder, described
Backflash for it is corresponding with the return port several；The capping includes gland（52）, oil between gland and end cap
Capping（53）, the backflash is opened on the medial surface of the oil seal cover, and the outside framework oil seal is with gland and oil seal cover
Interface is that the plane of symmetry reclines two of setting opposite to each other.
2. want that a kind of 1 novel anti-leakage is oily, motorized pulleys easy to assemble according to right, it is characterised in that：The outside framework oil seal bag
Include main framing（41）, it is fixed on main framing both ends and extends to the same side for forming oil seal groove（42）Location division（43）And oil
Envelope portion；The location division and the connection end of the main framing are provided with positioning step backwards to the outside left of oil seal groove（44）, institute
State capping and be provided with the interface by the gland and oil seal cover or the locating slot using the part of interface as side cell wall
（54）, the positioning step on two outside framework oil seals reclines and is inserted in the locating slot backwards.
3. want that a kind of 2 novel anti-leakages are oily, motorized pulleys easy to assemble according to right, it is characterised in that：The oil sealing portion includes
Positioned at the dust excluder lips close to main framing side（46）, the sealing lip away from main framing side（45）, positioned at dust excluder lips and sealing lip
Between depression waist；The main framing is provided with dustproof buffered chamber towards the back side of another main framing（47）, the oil seal groove
The cell wall positioned at oil sealing portion be provided with spring groove（48）, the spring groove is interior to be provided with wound spring（49）.
4. want that a kind of 3 novel anti-leakages are oily, motorized pulleys easy to assemble according to right, it is characterised in that：Direction on the gland
A ring recess is provided with the inner ring face of oil sealing bushing, felt collar oil sealing is provided with the ring recess（521）, it is additionally provided with the gland and passes through
The lubricating cup that the oil circuit being opened in gland connects with the oil sealing chamber where the outside framework oil seal（8）, the inner port of the oil circuit opens
Mouthful on the oil sealing chamber position where the outside framework oil seal on the outside of the gland and inner port and the oil seal groove of the outside framework oil seal
Connection.
5. want that a kind of 3 novel anti-leakages are oily, motorized pulleys easy to assemble according to right, it is characterised in that：The gland includes two
The gland monomer of individual docking, adaptation is respectively equipped with close to the position of gland centre bore on the interface of two gland monomers
Pin-and-hole（522）And pin（523）, the position away from gland centre bore is respectively correspondingly provided with the through hole and screw communicated（524）,
The bolt for being used for fixing two gland monomers is provided with the screw and screw（525）.
6. want that a kind of 5 novel anti-leakages are oily, motorized pulleys easy to assemble according to right, it is characterised in that：Where the through hole
Gland monomer, which is provided with depression and formed, makes one end open of the through hole away from interface in the bolt erecting bed on table top（526）,
The bolt is penetrated in the through hole by the opening on bolt erecting bed and is spirally connected with the screw on another gland monomer, corresponding
The bolt erecting bed of same interface is located on two gland monomers respectively with the pin.
7. want that a kind of 3 novel anti-leakages are oily, motorized pulleys easy to assemble according to right, it is characterised in that：The outside framework oil seal bag
A framework section bar is included, the adaptation for the strip being respectively arranged in the framework section bar both ends of the surface and on the location division
Jack and latch（401）, the positioning step is overlapping with the projection section on the latch to the location division lateral surface.
8. want that a kind of 3 novel anti-leakages are oily, motorized pulleys easy to assemble according to right, it is characterised in that：The end cap is embedded in institute
State in the roller end face or embedded roller of in the roller and outer face of end cap and end where end cap；The gland and oil seal cover
Interface flushed with the abutment face of two oil tight skeletons, and the interface of the gland and oil seal cover be provided with it is O-shaped close
Seal（55）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610587264.0A CN106015564B (en) | 2016-07-25 | 2016-07-25 | A kind of novel anti-leakage is oily, motorized pulleys easy to assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610587264.0A CN106015564B (en) | 2016-07-25 | 2016-07-25 | A kind of novel anti-leakage is oily, motorized pulleys easy to assemble |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106015564A CN106015564A (en) | 2016-10-12 |
| CN106015564B true CN106015564B (en) | 2018-01-26 |
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| CN201610587264.0A Active CN106015564B (en) | 2016-07-25 | 2016-07-25 | A kind of novel anti-leakage is oily, motorized pulleys easy to assemble |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561541A (en) * | 2018-05-16 | 2018-09-21 | 湖南南方宇航高精传动有限公司 | A kind of sealing structure of the main driving planetary reducer of shield |
| CN109268503A (en) * | 2018-10-26 | 2019-01-25 | 江苏永钢集团有限公司 | A kind of novel coupler sealing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3628799A (en) * | 1970-01-19 | 1971-12-21 | Borg Warner | Mechanical seal assembly with leakage control |
| CN2915781Y (en) * | 2006-03-30 | 2007-06-27 | 孙立 | Oil-immersed type electric roller |
| CN201023950Y (en) * | 2007-04-11 | 2008-02-20 | 天津减速机股份有限公司 | Gumming type two-stage cycloid deceleration electric roller |
| CN203585329U (en) * | 2013-11-26 | 2014-05-07 | 嘉兴圣丽雅家纺有限公司 | Sealing structure for bearing of draw machine |
| CN203880090U (en) * | 2014-06-11 | 2014-10-15 | 西安斯克达机械制造有限公司 | Dustproof and waterproof roller sealing structure |
| CN104279385A (en) * | 2014-08-13 | 2015-01-14 | 杭州优能特旋转接头制造厂 | Rotating joint with high sealing property |
-
2016
- 2016-07-25 CN CN201610587264.0A patent/CN106015564B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3628799A (en) * | 1970-01-19 | 1971-12-21 | Borg Warner | Mechanical seal assembly with leakage control |
| CN2915781Y (en) * | 2006-03-30 | 2007-06-27 | 孙立 | Oil-immersed type electric roller |
| CN201023950Y (en) * | 2007-04-11 | 2008-02-20 | 天津减速机股份有限公司 | Gumming type two-stage cycloid deceleration electric roller |
| CN203585329U (en) * | 2013-11-26 | 2014-05-07 | 嘉兴圣丽雅家纺有限公司 | Sealing structure for bearing of draw machine |
| CN203880090U (en) * | 2014-06-11 | 2014-10-15 | 西安斯克达机械制造有限公司 | Dustproof and waterproof roller sealing structure |
| CN104279385A (en) * | 2014-08-13 | 2015-01-14 | 杭州优能特旋转接头制造厂 | Rotating joint with high sealing property |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106015564A (en) | 2016-10-12 |
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