CN101598177A - Self-lubricating bearing - Google Patents
Self-lubricating bearing Download PDFInfo
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- CN101598177A CN101598177A CNA2008101112193A CN200810111219A CN101598177A CN 101598177 A CN101598177 A CN 101598177A CN A2008101112193 A CNA2008101112193 A CN A2008101112193A CN 200810111219 A CN200810111219 A CN 200810111219A CN 101598177 A CN101598177 A CN 101598177A
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Abstract
The present invention is a kind of self-lubricating bearing, especially refer to contain lubricant oil and can produce lubricated when rotated in inside, the bearing of recycling, it is made that described bearing can be the porous material, inside has the central shaft hole of perforation, and at the outer surface of bearing or the internal face of central shaft hole, be provided with can ccontaining lubricant oil oil storage tank, and in the outside of bearing for can coat housing, and housing holds bearing for utilizing inner endoporus, and be sleeved on the axle core place of motor with the central shaft hole of bearing, when then the axle core of motor rotates, the contained lubricant oil of bearing promptly infiltrates along shaft core direction, lubricated between the central shaft hole internal surface of axle core outer surface and bearing, to form, and lubricant oil oozes out between the endoporus wall of bearing outside surface and housing, then be concentrated in the oil storage tank, reach and have fuel feeding, oil return, protect functions such as oil and oil storage, further can prolong the working life of self-lubricating bearing.
Description
Technical field
The present invention relates to a kind of bearing.
Background technique
Need to rotate in many mechanisms, the position of turn, usually all bearing can be set, rotation with assisting agency is more smooth and easy, simultaneously can carry out spacing to mechanism, effect with support, just bearing can produce friction in long-time running, the phenomenon of heating, need filling lubricant oil or Lubricants to come lubrication assistant, smooth and easy for bearing rotation running, and avoid the bearing rotation to generate heat, be that want with, bearing can the normal operation rotation, must have the medium that provides lubricated to exist, general institute often the lubricant medium of use as water, air or lubricant oil, and at bearing in use, need often add make-up oil, not only quite trouble also causes staff's inconvenience, if forgotten in good time make-up oil, can make bearing turn under unlubricated state, cause bearing to produce friction, the situation of heating, and influence the normal rotation of bearing; Then there is the dealer lubricant oil to be added in the self-lubricating bearing of sintered,, is immersed in the bearing, promptly do not need again extra make-up oil so can contain Lubricants because the housing of described self-lubricating bearing has trickle hole.
General self-lubricating bearing in use, at the operation process of self-lubricating bearing, the inside diameter surface that lubricant oil can be exuded to bearing is with the interface of lubricated axle core and bearing, and bearing is not when turning round, lubricant oil is drawn into again in the hole of self-lubricating bearing again, to reach the purpose that recycles; But in the running of bearing, turn process, be not that all lubricant oil that ooze out outward all can be sucked back in the housing hole of self-lubricating bearing again, because factors such as the particulate that lubricant oil has evaporation, throw away, overflow or produce with the friction of axle core combines, cause loss, disappearance, also can reduce the oil content of self-lubricating bearing, cause self-lubricating bearing when running, the number of times and the time of himself lubricating all can reduce, and then shorten the working life of self-lubricating bearing.
Therefore, to how to reduce the dissipative shock wave of self-lubricating bearing lubricant oil in operation, keeping self-lubricating bearing long lubrication time, effect, and keep the oil content of self-lubricating bearing, become between the inventor and relevant manufacturer that is engaged in the industry and the dealer direction place of the improvement of desiring most ardently.
Summary of the invention
Main purpose of the present invention is: a kind of self-lubricating bearing is provided, and described bearing has functions such as fuel feeding, oil return, guarantor's oil and oil storage, further can prolong the working life of self-lubricating bearing.
Secondary objective of the present invention is: a kind of self-lubricating bearing is provided, because of the axle core of motor transfers to produce friction in the central shaft hole inward turning of bearing, very cause the internal face of centre of percussion axis hole, then cause lubricant oil to expand because of being heated, promptly ooze out the surface of self-lubricating bearing, and the lubricant oil that overflows is toward the shaft core direction of motor, lubricated in the time of can rotating for the axle core, and lubricant oil overflows toward self-lubricating bearing outer surface direction, then can accumulate in the oil storage tank of self-lubricating bearing, can't be full of lubricant oil in the oil storage tank of described self-lubricating bearing, just can have the lubricant oil that unnecessary space will overflow to reclaim, with the speed of the lubrication oil consumption that reduces self-lubricating bearing and the disappearance that can't replenish.
A goal of the invention more of the present invention is: a kind of self-lubricating bearing is provided, contained lubricant oil in the self-lubricating bearing, after oozing out the outside, can make the pore of self-lubricating bearing oil storage form parital vacuum, then can utilize parital vacuum to the suction that pore produces, be enough to overcome capillary force and the interior lubricant oil of Automatic Extraction oil storage tank, constantly be replenished to reach lubricant oil, recycle, to slow down the lubrication oil consumption speed of self-lubricating bearing.
For achieving the above object, the technical solution used in the present invention is:
A kind of self-lubricating bearing is a kind of bearing of being with lubricant oil and can producing lubricated and recycling in the running that contains in inside, it is characterized in that, comprises the axle core of bearing, housing and motor, wherein:
Described bearing is that the porous material is made, and bearing inside has the central shaft hole of perforation, and be provided with can ccontaining lubricant oil oil storage tank;
Described housing is coated on the bearing outside, and inside is provided with the endoporus that can hold bearing;
The axle core of described motor is can be sheathed with central shaft hole for the bearing in the housing, and forms the location for housing, bearing in axle core outside.
Compared with prior art, the beneficial effect that has of the present invention is:
(1) bearing 1 of the present invention is to rely on porous crack material made, and be provided with the oil storage tank 11 that can store lubricant oil, be set in axle core 31 places of motor 3 with central shaft hole 10 when bearing 1, and during by the rotation of motor 3 live axle cores 31, can reach the good effect of profit certainly, effect with oil storage, oil return, guarantor's oil and fuel feeding is significantly to prolong the working life of bearing 1.
(2) the one or both sides end face of bearing 1 is can be provided with sealing to protect oily device 4, to pass through modes such as lid 41, gluing, high polymer binder, welding or backstop lid 43, provide bearing 1 to have enough mechanical strengths, heatproof intensity and adhesive strength, protect the function of oil fully to reach sealing.
(3) bearing 1 outside can rely on housing 2 and the sealing that lid 41 forms sealed type to protect oily device 4, and at lid 41 and contact interface 411 places that contact of axle core 31, mazy leak-stopping axle envelope 42 be can be provided with, oil spilling or oil leakage phenomenon produced with more effective bearing 1 end face that prevents.
(4) the one or both sides end face of bearing 1, be to be provided with at least one group of positioning tab 12, locating groove 211 at bearing 1 and 2 of housings, perhaps be embedded backstop lid 43 at bearing 1 and 2 of housings, with at least one group of positioning tab 12, blocking groove 431, locating groove 211, blocking lug 432, reach bearing 1 one or both sides end face and have the oily function of sealing guarantor, the purpose of on-slip location, the overall construction intensity of intensified bearing 1 again.
Description of drawings
Fig. 1 is the side-looking part sectioned view of motor of the present invention;
Fig. 2 is the side cutaway view of first embodiment of the invention;
Fig. 3 is the side cutaway view of second embodiment of the invention;
Fig. 4 is the side cutaway view of third embodiment of the invention;
Fig. 5 is the side cutaway view of fourth embodiment of the invention;
Fig. 6 is the side cutaway view of fifth embodiment of the invention;
Fig. 7 is the side cutaway view of sixth embodiment of the invention;
Fig. 8 is the top plan view of sixth embodiment of the invention;
Fig. 9 is the bottom sectional view of sixth embodiment of the invention;
Figure 10 is the top plan view of seventh embodiment of the invention;
Figure 11 is the bottom sectional view of seventh embodiment of the invention.
Description of reference numerals: 1-bearing; The 10-central shaft hole; The 12-positioning tab; The 101-contact interface; The 13-locating groove; The 11-oil storage tank; The 2-housing; The 20-oil storage tank; The 211-locating groove; The 201-contact interface; The 212-positioning tab; The 21-endoporus; 22-side block body; The 3-motor; The 30-containing space; 31-axle core; The 301-contact interface; The 32-sealing cover; Oily device is protected in the 4-sealing; The 401-contact interface; 43-backstop lid; The 41-lid; 431-blocking groove; The 411-surface of contact; 432-blocking lug; 42-leak-stopping axle envelope.
Embodiment
For reaching above-mentioned purpose and effect, the technology used in the present invention means and structure thereof, drawing now illustrates in detail that with regard to preferred embodiment of the present invention its feature and function are as follows.
See also Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, be the side-looking part sectioned view of preferred embodiment motor of the present invention, first embodiment's side cutaway view, second embodiment's side cutaway view, the 3rd embodiment's side cutaway view, find out by knowing shown in the figure, self-lubricating bearing of the present invention is formed by the axle core 31 that comprises bearing 1, housing 2 and motor 3, wherein:
It is made that described bearing 1 can be porous material (as ceramic material), and inner central shaft hole 10 with perforation, and can be provided with oil storage tank 11 in bearing 1 inside or outer surface, with the lubricant oil of can annotating in oil storage tank 11, and can store an amount of lubricant oil.
Described housing 2 inside have the endoporus 21 of hollow shape.
Described motor 3 is provided with the axle core 31 that runs through, and axle core 31 both sides run through motor 3 outsides respectively, and is provided with containing space 30 in axle core 31 outsides, then can cover in containing space 30 outsides to be covered with sealing cover 32, can be at the axle core 31 outside closed shapes that form.
Above-mentioned each member is bearing 1 can be inserted in the endoporus 21 of housing 2, again the central shaft hole 10 of bearing 1 is sleeved on axle core 31 places of motor 3, and make bearing 1 and housing 2 in the containing space 30 at axle core 31 places, form sealing state, and can be when 31 rotations of motor 3 live axle cores, fitted bearing 1 auxiliary reaching from the profit effect, and can rotate more smooth and easy; And in axle core 31 both sides of motor 3, also can be sheathed for bearing 1 respectively, bearing 1 and housing 2 can be contained in the containing space 30 at a core 31 places, and containing space 30 can externally be covered with sealing cover 32 to cover, bearing 1 and housing 2 are sealed in axle core 31 both sides of motor 3, then rotate bearing 1 then in the containing space 30 of sealing when motor 3 live axle cores 31, the unlikely outside of overflowing of its contained lubricant oil, can be recovered in the oil storage tank 11 again, slow down the speed of bearing 1 contained specific lubricating oil consumption, and promote bearing 1 from moistening function and prolonging its working life.
Set oil storage tank 11 in the above-mentioned bearing 1, except being molded over outer surface, also can be or the internal face of central shaft hole 10 in the inside of bearing 1, oil storage tank 11 is set, to reach the purpose that stores lubricant oil, and central shaft hole 10 inner wall surface thereof of bearing 1 inside can be level and smooth disc, also can be the internal face of tool dynamic pressure function; And the contact interface 201 between the internal face of the endoporus 21 of bearing 1 outside and housing 2, can be provided with oil storage tank 20 (please consulting shown in Figure 5 simultaneously), can utilize the lubricant oil that stores in the oil storage tank 20, during for axle core 31 rotations in the bearing 1, draw lubricant oil by the pore in the bearing 1 with capillary force, overflow forms good lubrication to central shaft hole 10 internal faces and axle core 31 outer surface again.
And self-lubricating bearing 1 or set oil storage tank 11,20 on housing 2, can be rectangular ring form of grooves, circular arc annular recess form, also can be the use that is provided with of other shapes, be that described oil storage tank 11,20 is to can be triangle, rhombus, polygonal, circular arc, U-shaped etc., perhaps with different curve or different curve the groove that constitutes alone or in combination, have different oil reserves, different lubrication and reach multi-form oil storage tank 11,20, but can reach identical oil storage, guarantor's oil, oil return and fuel feeding effect.
And when self-lubricating bearing 1 turns round use, axle core 31 that might Yin Mada 3 rotates in the central shaft hole 10 of bearing 1, can cause the internal face of friction or centre of percussion axis hole 10, and then the generation heat causes bearing 1 to heat up and boost, then the lubricant oil of bearing 1 inner contained band promptly can be at this moment because of expanded by heating, and overflow outward from bearing 1 inside, and the lubricant oil that overflow in bearing 1 central shaft hole 10 places, lubrication during for axle core 31 rotation of supply motor 3, and towards the axle core 31 reverse lubricant oil that overflow from bearing 1 outside, then can assemble toward oil storage tank 11 places, and lubricant oil temporarily is stored in the oil storage tank 11, unlikelyly cause loss, and can reduce can't make-up oil or storage to excessive loose, the disappearance that recovery resupplies.
And bearing 1 is after the lubricant oil of inside overflows, the pore of its original oil storage can be because the rotation of axle core 31 forms parital vacuum, then because of attraction force that parital vacuum produced, be enough to overcome capillary force and by drawing lubricant oil in the oil storage tank 11, there is sufficient lubricant oil to be formed for bearing 1 from profit, be lubricated and cause lubricant oil constantly to circulate to overflow at bearing 1 inner maintenance lubricant oil, and the recyclable lubricant oil that overflows is to oil storage tank 11 temporary transient oil storages, and fuel feeding to bearing 1 produces lubrication once again, reach the function that lubricant oil can continue to replenish, also can prolong the depleted time of lubricant oil, slow down the dissipative shock wave of lubricant oil, can effectively prolong 1 working life of bearing.
Again, contact interface 201 between above-mentioned and bearing 1 outer surface that endoporus 21 internal faces of housing 2 contact, for being provided with oil storage tank 11,20 for storing liquid shape lubricant oil, semi-solid grease (greese), and the contact interface 101 of axle core 31 outer surfaces of central shaft hole 10 internal faces of bearing 1 and motor 3, be the spilling plane of bearing 1 internal lubrication oil, for relying on the oil storage of oil storage tank 11, fuel feeding, oil return and the circulation of guarantor's oil, for bearing 1 the sufficient function of profit certainly can be arranged, in 1 life-span of bearing to be the time that makes total oil content amount dissipation 50%, self-lubricating bearing 1 then of the present invention can utilize the stored lubricant oil of oil storage tank 11, the auto-supply that provides bearing 1 to continue, certainly the profit process of oil return, the lubricant oil that major part is overflowed the effect of being lubricated is recycled in the oil storage tank 11 again, can effectively prolong the time that oil content exhausts, and significantly prolong the working life of bearing 1; And rely on the bearing 1 inner or outside oil storage space that is provided with oil storage tank 11, oil tankage in oil storage tank 11, for being complementary with the volume of oil storage tank 11, even with several times at original self-lubricating bearing 1 lubricants capacity contained in inside, therefore, for the self-lubricating bearing 1 of equal volume size, face shaping, the present invention relies on the design of oil storage tank 11, the application elasticity of self-lubricating bearing 1 oil reserve not only can be provided, and can significantly promote the oil content of bearing 1 itself, more can further reach and prolong the bearing effect in 1 working life significantly.
In addition, central shaft hole 10 internal faces at bearing 1, contact interface 101 between the outer surface of axle core 31, be when 31 rotations of motor 3 live axle cores, can give birth to heat because of friction 101 of contact interfaces, the lubricant oil that then causes bearing 1 inside is because of expanded by heating, promptly can be exuded to the contact interface 101 between central shaft hole 10 internal faces and axle core 31 outer surfaces toward inside, carry out the lubrication assistant effect, and make the pore of bearing 1 inner oil storage form the parital vacuum state, and generation suction is enough to overcome the capillary force of bearing 1 hole, be the lubricant oil of drawing automatically in the oil storage tank 11, then reach bearing 1 function of make-up oil automatically; The axle core 31 of described motor 3 when rotated, can cause a kind of pumping effect, make lubricant oil in bearing 1 internal flow, for with the lubricant oil overflow to axle core 31 surfaces, promptly axle core 31 is lubricated, and the also past outside overflow of the lubricant oil in the bearing 1 is to bearing 1 outer surface, behind the contact interface 201 of endoporus 21 internal faces of infiltration housing 2, and can be back to again in the oil storage tank 11 of bearing 1, draw with the pore of supplying with bearing 1 once more; When if axle core 31 stops the rotation, the pore suction and the pumping effect of bearing 1 are promptly disappeared, cause bearing 1 before axle core 31 stops the rotation fully, for relying on the capillary attraction of bearing 1 inner pore, again overflow to the lubricant oil of 101 of central shaft hole 10 internal faces, axle core 31 appearance contact interfaces is drawn, and be back in the oil storage tank 11, thereby the dissipative shock wave that can effectively slow down bearing 1 lubricant oil, prolonging the working life of bearing 1, can rotate more smoothly for the axle core 31 of servo-motor 3.
See also Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, it is the side-looking part sectioned view of motor of the present invention, first embodiment's side cutaway view, second embodiment's side cutaway view, the 3rd embodiment's side cutaway view, find out by knowing shown in the figure, bearing 1 of the present invention is installed in the endoporus 21 of housing 2, and with the central shaft hole 10 of bearing 1, after being located in the axle core 31 of motor 3, and sealed, be positioned in the containing space 30 of a core 31 outsides, the outside then can utilize sealing cover 32 to be covered to cover, also can be at contact interface 201 places that bearing 1 outer surface contacts with endoporus 21 internal faces, locally-shaped with oil storage tank 11 at bearing 1 outer surface, part then is molded over the internal face of endoporus 21, can store lubricant oil by oil storage tank 11, during for axle core 31 rotations of central shaft hole 10 inside of bearing 1, produce the parital vacuum state by pore in the bearing 1, and can draw lubricant oil in the oil storage tank 11 again by the central shaft hole 10 internal face overflows of bearing 1, also can reach the effect of bearing 1 from profit, and the lubricant oil that bearing 1 outer surface is overflowed, also be back in the oil storage tank 11 once again, it is the dissipative shock wave that to slow down bearing 1 lubricant oil, the outer surface of bearing 1 of the present invention, for one or more at least oil storage tank 11 can be set, and oil storage tank 11 can be circular-arc pattern, can be at the outer surface of bearing 1, the oil storage tank 11 of single kind of pattern of plural number is set, then can increase the convenience after self-lubricating bearing 1 is processed, and utilize the quantity that is provided with of oil storage tank 11, can strengthen the application elasticity in the oil reserve regulation and control, use for can the arrange in pairs or groups oil storage tank 11 of varying number of the bearing 1 of different types, reach and have moderate lubrication liquid the good effect of profit certainly is provided; Bearing 1 of the present invention is the variation in response to different Environmental Conditions, for bearing 1 and housing 2 being designed to sphere outward appearance configurations such as (or) cylindrical, annulars, then can be provided with oil storage tank 11 in ball bearing 1 outside, and during axle core 31 rotations in the central shaft hole 10 of bearing 1, be the concentricity that can rely between oil storage tank 11 self-aligning bearings 1 and the axle core 31, and it is more smooth and easy that a core 31 is rotated in bearing 1.
See also shown in Figure 6, it is the side cutaway view of fifth embodiment of the invention, find out by knowing shown in the figure, self-lubricating bearing 1 in the operation of the present invention is when temperature raises, can cause the thermal expansion of lubricant oil and bearing 1 internal pressure is raise, cause lubricant oil to overflow, ejection is outside, cause the consume of lubricant oil, then rely on sealing to protect the one or both sides end face that oily device 4 is arranged on bearing 1, excessive with the lubricant oil that can prevent bearing 1, ejection, because of central shaft hole 10 internal faces and a contact interface 101 of core 31 appearances at bearing 1, the contact interface 201 of endoporus 21 internal faces of bearing 1 outer surface and housing 2, the both sides end face of bearing 1 etc. is located, all may cause the lubricant oil of bearing 1 inside excessive, the situation of ejection, can utilize sealing to protect the one or both sides end face that oily device 4 is arranged on bearing 1, stop outside overflow of lubricant oil or ejection.
And above-mentioned sealing protect oily device 4 can be at the both sides of self-lubricating bearing 1 end face with gluing or utilize high polymer binder, and make gluing or high polymer binder may extend to contact interface 201, bearing 1 central shaft hole 10 internal faces and contact interface 101 place of core 31 outer surfaces of housing 2 and bearing 1, can rely on gluing or high polymer binder to provide sealing to protect oil required heatproof intensity and mechanical strength, and provide the one or both sides end face of bearing 1 to have good sealing guarantor functional oil; And sealing is protected oily device 4 and also can be adopted the mode of welding to reach the effectiveness that oil is protected in sealing at the one or both sides of bearing 1 end face.
And can be at the housing 2 of bearing 1 outside, bend respectively by one or both sides and to be extended with side block body 22, to rely on side block body 22 backstops, can form sealing and protect oily device 4, and between side block body 22 and bearing 1 end face, utilize gluing or Bond mode to be combined in end, bearing 1 one or both sides.
Moreover, 411 of the surface of contact of the axle core 31 of the lid 41 of oily device 4 and motor 3 are protected in described sealing, be to seal 42 along the mazy type plural layer leak-stopping axle that is axially arranged with of axle core 31, to rely on plural leak-stopping axle envelope 42 progressively with the internal pressure of self-lubricating bearing 1, successively reduce near extraneous external pressure along described mazy plural leak-stopping axle envelope 42, reach self-lubricating bearing 1 and be in interior pressure condition, energy can rely on lid 41 effectively to prevent or the end face of the bearing 1 of releiving produces the phenomenon that lubricant oil is excessive, spray, and further increases the working life of self-lubricating bearing 1.
And above-mentioned housing 2, also can adopt the material more fine and close than the mushy material of self-lubricating bearing 1 to replace makes, then not only can contend with self-lubricating bearing 1 because of the diffusing phenomenon of lubricated oil spill that interior pressure caused, the effect of more can strengthen oil storage, protecting oil, oil return and fuel feeding for housing 2.
See also Fig. 7, Fig. 8, Fig. 9, Figure 10, shown in Figure 11, it is the side cutaway view of sixth embodiment of the invention, top plan view, bottom sectional view, the 7th embodiment's top plan view, the 7th embodiment's bottom sectional view, find out by knowing shown in the figure, bearing 1 of the present invention can be provided with sealing at the one or both sides end face and protect oily device 4, and has on-slip, the function of location, be to locate to be provided with positioning tab 12 in bearing 1 one side end faces (can be the bottom surface), and be provided with locating groove 211 with respect to positioning tab 12 at endoporus 21 internal faces of housing 2 and (or can be provided with locating groove 13 in bearing 1 one side end faces, relative positioning draw-in groove 13 then is provided with positioning tab 212 at endoporus 21 internal faces of housing 2), can rely on positioning tab 12 (locating groove 13) and locating groove 211 (positioning tab 212) to produce blocking closely, and bearing 1, housing 2 can be provided with at least one group of positioning tab 12 in a side end face, locating groove 211 (locating groove 13, positioning tab 212), for bearing 1, axle core 31 can form socket closely with housing 2; And at the opposite side end face (can be end face) of bearing 1, at the cohesive position of bearing 1 with housing 2, be embedded with backstop lid 43, and be provided with blocking groove 431 at the inner edge of backstop lid 43, outer rim then convexes with blocking lug 432, and convex with positioning tab 12 in bearing 1 outside with respect to blocking groove 431, and be provided with locating groove 211 (perhaps at the endoporus 21 of housing 2 with respect to blocking lug 432, the inner edge of described backstop lid 43 is provided with blocking lug 432, outer rim then convexes with blocking groove 431, then convex with locating groove 13 in bearing 1 outside with respect to blocking lug 432, and be provided with positioning tab 212 with respect to blocking groove 431 at the endoporus 21 of housing 2), supply bearing 1 with opposite side end face at bearing 1, axle core 31, housing 2 forms tight socket with backstop lid 43 and combines, and can be respectively equipped with at least one group of blocking groove 431 at backstop lid 43 and 1 on bearing, positioning tab 12, and 2 of backstop lid 43 and housings, then can be respectively equipped with at least one group of blocking lug 432, locating groove 211 is to reach the effect of combining closely.
Above-mentioned at the one or both sides of bearing 1 end face, for and housing 2,43 of backstop lids be respectively equipped with the setting of positioning tab 12, blocking groove 431, locating groove 211, blocking lug 432, form the overall construction intensity of 43 of on-slip locating function, intensified bearing 1 and housing 2 and backstop lids at the one or both sides of bearing 1 end face, more can further reach sealing and protect oily effect.
The self-lubricating bearing of the invention described above when reality is used, for can having following advantage, as:
(1) bearing 1 of the present invention is to rely on the concrete dynamic modulus material made, and is provided with and can stores lubricating oil Oil storage tank 11, when bearing 1 is set in axle core 31 places of motor 3 with central shaft hole 10, and by motor 3 During 31 rotation of driving shaft core, can reach good certainly profit effect, have oil storage, oil return, guarantor's oil and fuel feeding Effect, significantly to prolong the service life of bearing 1.
(2) the one or both sides end face of bearing 1 is can be provided with sealing to protect oily device 4, with by lid 41, The modes such as gluing, high polymer binder, welding or backstop lid 43 provide bearing 1 to have enough machinery Intensity, heatproof intensity and bond strength, the function of protecting oil fully to reach sealing.
(3) bearing 1 outside can rely on the sealed sealing of housing 2 and lid 41 formation to protect oily device 4, And at contact interface 411 places that lid 41 contacts with axle core 31, can be provided with mazy leak-stopping shaft seal 42, Produce oil spilling or oil leakage phenomenon with more effective bearing 1 end face that prevents.
(4) the one or both sides end face of bearing 1 is to be provided with at least one group at bearing 1 and 2 of housings Positioning tab 12, locating groove 211 perhaps are embedded backstop lid 43 at bearing 1 and 2 of housings, again with At least one group of positioning tab 12, blocking groove 431, locating groove 211, blocking lug 432 reach bearing 1 one or both sides end face has sealing and protects the purpose of oily function, on-slip location, the integral body knot of intensified bearing 1 Structure intensity.
So the present invention is the structure mainly for self-lubricating bearing, and can utilize bearing to make with the concrete dynamic modulus material, Be provided with again the oil storage tank that can store lubricating oil, to reach the good lubrication effect that provides between bearing and axle core as main Wanting key protection point, is only to make bearing holder (housing, cover) be contained in the axle core place of motor, and the when rotated sufficient lubrication of axle core of arranging in pairs or groups Advantage, rely on again sealing to protect oily device and make bearing one or both sides end face have not oil spilling, oil spout, leakage of oil Phenomenon, and have oil storage, protect oil, oil return and for the wet goods effect.
More than explanation is for the purpose of the present invention just illustrative, and nonrestrictive, ordinary skill people The member understands, in the situation that does not break away from the spirit and scope that claim limits, can make many modifications, Change or equivalence, but all will fall within protection scope of the present invention.
Claims (10)
1, a kind of self-lubricating bearing is a kind of bearing of being with lubricant oil and can producing lubricated and recycling in the running that contains in inside, it is characterized in that, comprises the axle core of bearing, housing and motor, wherein:
Described bearing is that the porous material is made, and bearing inside has the central shaft hole of perforation, and be provided with can ccontaining lubricant oil oil storage tank;
Described housing is coated on the bearing outside, and inside is provided with the endoporus that can hold bearing;
The axle core of described motor is can be sheathed with central shaft hole for the bearing in the housing, and forms the location for housing, bearing in axle core outside.
2, self-lubricating bearing according to claim 1 is characterized in that: described bearing is provided with oil storage tank at the internal face of outer surface, inside or central shaft hole, and described oil storage tank is rectangle, circle, arc, rhombus, U-shaped or polygonal groove.
3, self-lubricating bearing according to claim 1 is characterized in that: the set ccontaining lubricant oil of oil storage tank of described bearing is fluid oil or semi-solid grease.
4, self-lubricating bearing according to claim 1 is characterized in that: described bearing is cylindric, spherical or ring-type.
5, self-lubricating bearing according to claim 1 is characterized in that: the central shaft hole inner wall surface thereof of described bearing inside is level and smooth disc, perhaps is the internal face of tool dynamic pressure function.
6, self-lubricating bearing according to claim 1 is characterized in that: described bearing is provided with sealing at the one or both sides of central shaft hole outside end face and protects oily device; And sealing to protect oily device be the one or both sides end face that utilizes welding manner, gluing or high polymer binder bearing with seal, leak-stopping.
7, self-lubricating bearing according to claim 1 is characterized in that: the outside and inner walls face contact surface of described bearing is to rely on the mode of gluing or Bond to give combination.
8, self-lubricating bearing according to claim 1, it is characterized in that: the housing of described bearing outside bends respectively in both sides and is extended with the side block body of backstop at bearing both sides end face, protect oily device to form sealing, and between side block body and bearing face, utilize gluing or Bond mode to be combined.
9, self-lubricating bearing according to claim 1, it is characterized in that: the described bearing and housing two outsides are to cover respectively to be covered with lid, protect oily device to form sealing, and, utilize gluing or Bond mode to give combination on lid and the surface that bearing, housing contact; And can between the open-work of lid and surface that the axle core of motor contact, be provided with the mazy leak-stopping axle of plural layer and seal.
10, self-lubricating bearing according to claim 1 is characterized in that: described housing is made by solid material of densification or made from porous material; And an outside end face or two outside end faces at housing and bearing, cohesive position at bearing and housing, be embedded with the backstop lid, and between backstop lid and bearing, be respectively equipped with at least one group of blocking groove and positioning tab, and between backstop lid and housing, be respectively equipped with at least one group of blocking lug and locating groove, for combining closely mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101112193A CN101598177A (en) | 2008-06-05 | 2008-06-05 | Self-lubricating bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101112193A CN101598177A (en) | 2008-06-05 | 2008-06-05 | Self-lubricating bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101598177A true CN101598177A (en) | 2009-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101112193A Pending CN101598177A (en) | 2008-06-05 | 2008-06-05 | Self-lubricating bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101598177A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102465965A (en) * | 2010-11-19 | 2012-05-23 | 汶莱商新瓷科技股份有限公司 | High-rotating-speed bearing |
| CN102465964A (en) * | 2010-11-16 | 2012-05-23 | 汶莱商新瓷科技股份有限公司 | Hybrid lubricating assembly |
| CN102465963A (en) * | 2010-11-19 | 2012-05-23 | 汶莱商新瓷科技股份有限公司 | Heavy-load bearing |
| CN103872834A (en) * | 2014-03-21 | 2014-06-18 | 温州市飞扬电气有限公司 | Oil bearing assemblies of motor shell and motor shell with oil bearing assemblies |
| CN104847801A (en) * | 2015-03-13 | 2015-08-19 | 湖北工程学院 | Minisize rolling bearing pedestal |
| CN105186758A (en) * | 2015-09-29 | 2015-12-23 | 哈尔滨东安发动机（集团）有限公司 | Oil-seepage-proof motor rotor shaft |
| CN106812787A (en) * | 2017-02-28 | 2017-06-09 | 卧龙电气集团股份有限公司 | A kind of dryer motor Novel guide wheel and its mounting structure |
| CN108980094A (en) * | 2018-09-14 | 2018-12-11 | 深圳市高昱电子科技有限公司 | A kind of even infitration type long-life radiator fan of high oil reserve |
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2008
- 2008-06-05 CN CNA2008101112193A patent/CN101598177A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102465964A (en) * | 2010-11-16 | 2012-05-23 | 汶莱商新瓷科技股份有限公司 | Hybrid lubricating assembly |
| CN102465964B (en) * | 2010-11-16 | 2015-07-08 | 汶莱商新瓷科技股份有限公司 | Hybrid lubricating assembly |
| CN102465965A (en) * | 2010-11-19 | 2012-05-23 | 汶莱商新瓷科技股份有限公司 | High-rotating-speed bearing |
| CN102465963A (en) * | 2010-11-19 | 2012-05-23 | 汶莱商新瓷科技股份有限公司 | Heavy-load bearing |
| CN102465963B (en) * | 2010-11-19 | 2015-06-24 | 汶莱商新瓷科技股份有限公司 | Heavy-load bearing |
| CN102465965B (en) * | 2010-11-19 | 2015-07-08 | 汶莱商新瓷科技股份有限公司 | High-rotating-speed bearing |
| CN103872834A (en) * | 2014-03-21 | 2014-06-18 | 温州市飞扬电气有限公司 | Oil bearing assemblies of motor shell and motor shell with oil bearing assemblies |
| CN104847801A (en) * | 2015-03-13 | 2015-08-19 | 湖北工程学院 | Minisize rolling bearing pedestal |
| CN104847801B (en) * | 2015-03-13 | 2017-06-16 | 湖北工程学院 | A kind of miniature bearing seat |
| CN105186758A (en) * | 2015-09-29 | 2015-12-23 | 哈尔滨东安发动机（集团）有限公司 | Oil-seepage-proof motor rotor shaft |
| CN106812787A (en) * | 2017-02-28 | 2017-06-09 | 卧龙电气集团股份有限公司 | A kind of dryer motor Novel guide wheel and its mounting structure |
| CN108980094A (en) * | 2018-09-14 | 2018-12-11 | 深圳市高昱电子科技有限公司 | A kind of even infitration type long-life radiator fan of high oil reserve |
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Open date: 20091209 |