CN105020267B - Core main pump water lubrication composite material thrust bearing - Google Patents
Core main pump water lubrication composite material thrust bearing Download PDFInfo
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- CN105020267B CN105020267B CN201510486583.8A CN201510486583A CN105020267B CN 105020267 B CN105020267 B CN 105020267B CN 201510486583 A CN201510486583 A CN 201510486583A CN 105020267 B CN105020267 B CN 105020267B
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Abstract
The invention discloses a seed nucleus main pump water lubrication composite material thrust bearing, including stainless steel tile base and the engineering plastic bed of material, stainless steel tile base has the male and fomale(M＆F) of the connection engineering plastic bed of material, the ratio being molded between male and fomale(M＆F) and the engineering plastic bed of material by thermoplastic between composite molding, the frontal projected area of the area and male and fomale(M＆F) of male and fomale(M＆F) on the stainless steel tile base is 1.2 2.Pass through the concave and convex surface of male and fomale(M＆F) between the male and fomale(M＆F) and the engineering plastic bed of material of the present invention, and distinctive caking property is combined after mat surface and the melting of the engineering plastic bed of material, form the composite thrust bearing that reliable physical is connected as one, metal and nonmetallic respective advantage can be played, thus engineering plastic thickness of feed layer can be greatly lowered, improve bearing capacity, it is stressed during operation, under the influence of temperature, bearing size still has good stability, it is more beneficial for setting up stable safety lubricating moisture film, it is a kind of Antiradiation, safe and reliable new water lubrication composite material thrust bearing.
Description
Technical field
Pushed away the present invention relates to a kind of water lubrication composite material thrust bearing, particularly a seed nucleus main pump water lubrication composite material
Power bearing.Product is primarily adapted for use in the circulating pump that nuclear island of nuclear power station primary Ioops system drives cooling agent in nuclear radiation work condition environment
(core main pump) uses bearing, is additionally operable to the various rotating machinery support zones for bearing thrust, such as Hydropower Unit, water pump, reductor
Field, is also applied for oil lubrication, particularly high temperature, high speed applying working condition.
Background technology
At present, nuclear island of nuclear power station primary Ioops coolant pump (abbreviation core main pump) is the key equipment of nuclear power station, core master
Operation and safety of the pump to whole nuclear power station play vital effect, and core main pump bearing is to ensure that circulating pump is safe and reliable
The critical component of stable operation.
It is that the water lubrication manufactured using graphite material is pushed away that domestic and international nuclear power station small-capacity generator, which assembles and puts core main pump bearing,
Power bearing, its structure is that graphite cake is placed in the clip slot of fan-shaped steel tile base, and two sides are fixed with baffle plate.Due to graphite material category
Fragile material, shock resistance is poor, under greater impact load and alternate load operating mode, and tile fragment easily occurs to crush, and safely may be used
It is poor by property, it is not suitable with high-power core main pump long-term safety operation.Further, since graphite bearing material is crisp, compliance is bad, to whole
Covering unbalance stress situation on bearing and single tiling itself can not adjust, and easily cause unbalance loading situation.
Two be the water lubricating thrust bearing that metallic plate uses that mechanical assembling structure is manufactured with engineering plastic flitch.The structure is logical
Cross the clip slot being located in steel tile fragment plane and positioning is installed, fastened using screw, because this structure is pacified by sandwich construction split
Dress is formed, trip bolt used, and bearing exists in During Process of Long-term Operation to be loosened, comes off and connect the defect such as unstable, is increased
Accident point, so bringing potential safety hazard to the operation of core main pump.
Now, nuclear power progressively develops to heavy-duty generator group, and prior art has been not suitable with the use of high-power core main pump
It is required that, core main pump bearing has turned into the bottleneck in development Large Copacity nuclear power equipment manufacturing.It would therefore be highly desirable to need to solve to be high-power
Core main pump provide a kind of Antiradiation and adapt to water lubrication, safe and reliable thrust bearing.
The content of the invention
Poor according to the shock resistance of graphite cake in the prior art set forth above, the use for being not suitable with high-power core main pump will
Ask, metallic plate and the caducous technical problem of trip bolt needed for engineering plastic flitch split, and provide one kind by with good
Toughness special engineering plastics go completely into the new thrust bearing pad of integrative-structure with stainless steel tile base, fan-shaped or round by polylith
The annulus of shape tile fragment composition, forms core main pump water lubrication composite material thrust bearing.
The technological means that the present invention is used is as follows：
One seed nucleus main pump water lubrication composite material thrust bearing, including stainless steel tile base and the engineering plastic bed of material, it is described stainless
Steel tile base has the male and fomale(M＆F) for connecting the engineering plastic bed of material, and thermoplastic mould is passed through between the male and fomale(M＆F) and the engineering plastic bed of material
Press the ratio between composite molding, the frontal projected area of the area of the male and fomale(M＆F) and the male and fomale(M＆F) on the stainless steel tile base
It is worth for 1.2-2.Increase the surface area of the stainless steel tile base by above-mentioned setting, improve the stainless steel tile base and the work
The bond strength of engineering plastics layer, the area of the male and fomale(M＆F) refers to the surface area of the male and fomale(M＆F).
The male and fomale(M＆F) is located at the stainless steel tile base upper surface and the stainless steel tile base lower surface respectively, positioned at described
The thickness of the engineering plastic bed of material on the male and fomale(M＆F) of stainless steel tile base upper surface is 2-15mm, positioned at the following table of the stainless steel tile base
The thickness of the engineering plastic bed of material on the male and fomale(M＆F) in face is 0.5-5mm.
The male and fomale(M＆F) is located at the upper surface of the stainless steel tile base, and the thickness of the engineering plastic bed of material is 2-15mm.
The convex surface of the male and fomale(M＆F) has mat surface.The mat surface is obtained by following processing method, processing method bag
Include the combination of following three kinds or less three kinds of methods：
(1) rolling flower processing, milling pitch about 0.3-1.5mm are carried out using knurled wheel；
(2) width 0.5-1.5mm is formed using machining, the crisscross grooves of depth 0.2-0.8mm or be processed into
30 ° -90 °, deep 0.2-0.8mm crisscross groove；
(3) using roughening treatments such as surface sand-blastings.
The stainless steel tile base is made up of in fan-shaped or circle, the concave surface of the male and fomale(M＆F) a plurality of annular groove, the ring
The shape of connected in star and the outer rim of the stainless steel tile base match, and a plurality of annular groove is equidistantly arranged, adjacent described
The distance between annular groove is 6-10mm, and the width of the groove port of the annular groove is 4-12mm, the annular groove
The width of groove-bottom is than the big 0.5-1mm of width of the groove port of the annular groove, and the depth of the annular groove is 1-5mm.
The stainless steel tile base is in fan-shaped or circle, and the concave surface of the male and fomale(M＆F) is recessed by a plurality of transverse concave groove and a plurality of longitudinal direction
Groove is constituted, and a plurality of transverse concave groove is equidistantly arranged, and the spacing between the adjacent transverse concave groove is 6-10mm, the transverse direction
The width of the groove port of groove is 4-12mm, groove port of the width than the transverse concave groove of the groove-bottom of the transverse concave groove
The big 0.5-1mm of width, the depth of the transverse concave groove is 1-5mm, and a plurality of longitudinal fluting is equidistantly arranged, adjacent described vertical
Be 6-10mm to the spacing between groove, the width of the groove port of the longitudinal fluting is 4-12mm, the longitudinal fluting it is recessed
The width of bottom land is than the big 0.5-1mm of width of the groove port of the longitudinal fluting, and the depth of the longitudinal fluting is 1-5mm.
The stainless steel tile base is made up of in sector, the concave surface of the male and fomale(M＆F) a plurality of arc groove, the arc groove
Shape match with the fan-shaped arc, a plurality of arc groove is equidistantly arranged along the fan-shaped radial direction, phase
Spacing between the adjacent arc groove is 6-10mm, and the width of the groove port of the arc groove is 4-12mm, the arc
The width of the groove-bottom of groove is than the big 0.5-1mm of width of the groove port of the arc groove, and the depth of the arc groove is
1-5mm。
The stainless steel tile base is made up of in fan-shaped or circle, the concave surface of the male and fomale(M＆F) the blind hole of multiple ordered arrangements,
The distance between adjacent described blind hole is 6-10mm, a diameter of 4-10mm of the blind hole of the blind hole mouthful, the bottom hole of the blind hole
Diameter is than the big 0.5-1mm of blind orifice diameter of the blind hole, and the depth of the blind hole is 1-5mm.The ordered arrangement is referred to
The blind hole can be arranged in the forms such as square, rectangle, rhombus, triangle or matrix.
The engineering plastic bed of material is the individual layer engineering plastic bed of material or composite engineering plastics layer, and the composite engineering plastics layer includes
Modified layer and non-modified layer, the modified layer are connected by non-modified layer with the male and fomale(M＆F), the individual layer engineering plastics
The material of layer is modified polyetheretherketonefiber powder or modified poly (ether-sulfone) ketone powder, and the material of the modified layer is modified polyetheretherketonefiber powder
Material or modified poly (ether-sulfone) ketone powder, the material of the non-modified layer is pure resin powder.
The pure resin powder, refers to unmodified polyether-ether-ketone powder or unmodified polyethersulfone ketone powder.If
The material of the modified layer is modified polyetheretherketonefiber powder, and the pure resin powder is pure polyether-ether-ketone powder；If described change
Property layer material be modified poly (ether-sulfone) ketone powder, the pure resin powder be polyethersulfone ketone powder.
The modified layer thickness is the 2/3-4/5 of the composite engineering plastics thickness degree.
Because modified adhesive property declines, therefore between the stainless steel tile base and the modified layer plus described in one layer
Non-modified layer, improves its caking property.
By the concave and convex surface of the male and fomale(M＆F) between the male and fomale(M＆F) and the engineering plastic bed of material, and it is described coarse
Distinctive caking property is combined behind face and engineering plastic bed of material melting, and the composite that formation reliable physical is connected as one is pushed away
Power bearing.
The engineering plastic bed of material positioned at the upper surface of the stainless steel tile base rubs for the working surface of the thrust bearing
Layer is wiped, positioned at the heat resistant layer that the engineering plastic bed of material of the lower surface of the stainless steel tile base is the thrust bearing.
The thermoplastic molding composite molding has following steps：
(1) thermoplastic molding die material is made using heat-resistance stainless steel, the female die of die cavity shape and size, foundation
The blank outer rim geometry and size of the stainless steel tile base are designed, processed with coordinating, and provided with grate flow channel；
(2) the modified polyetheretherketonefiber resin powder or the modified poly (ether-sulfone) ketone resin powder, need to be at 120 DEG C before molding
Dried more than 8 hours under environment, need to be by same drying condition re-dry when the engineering plastic bed of material is composite engineering plastics layer
A certain amount of unmodified pure resin powder；
(3) the stainless steel tile base is put into the female die of die；
(4) when the engineering plastic bed of material is composite engineering plastics layer, the thickness of the composite engineering plastics layer, wherein 2/
3-4/5 thickness is the modified polyetheretherketonefiber resin powder or the modified poly (ether-sulfone) ketone resin powder, and 1/5-1/3 thickness is pure
Resin powder.Calculated according to different-thickness, material quantity of weighing, pure resin powder is uniformly first loaded stainless described in concave die cavity
On steel tile base and strike off, then modified resin powder be uniformly fitted into the female die of die die cavity and struck off, matched moulds,
When the engineering plastic bed of material is the individual layer engineering plastic bed of material, weighed use according to the thickness of the individual layer engineering plastic bed of material
Doses, modified resin powder is uniformly fitted into the female die of die die cavity and struck off, matched moulds；
(5) 30-80MPa pressure is applied to mould on forcing press；
(6) mould is integrally put into air circulation heating furnace, and is heated to 350-410 DEG C, powder is melted completely,
Heat time is depending on specification of workpieces and mould size；
(7) mould is placed on forcing press after heating, applies 30-60MPa pressure, while pressurize, and with per small
When 30-60 DEG C of cooldown rate cooled down, treat the mold temperature be down to 70 DEG C with bottom knockout take out workpiece；
(8) it is machined, form water lubrication composite material thrust bearing.
When the male and fomale(M＆F) is located at the stainless steel tile base upper surface and the stainless steel tile base lower surface respectively, upper
State in step (4), it is necessary to first calculate, weighed positioned at the two-part engineering plastic of the stainless steel tile base upper and lower surface respectively
The consumption of the required powder of the bed of material,
It first will uniformly be fitted into afterwards positioned at powder needed for the engineering plastic bed of material of the stainless steel tile base lower surface in mould and scrape
It is flat, it is reloaded into the stainless steel tile base.
Compared with prior art, working surface frictional layer of the invention is the engineering plastic bed of material, belongs to elastic and plastic properties material, is had
There is good shock resistance and compliance, it effectively overcomes the breakable shortcoming of graphite bearing.
By the concave and convex surface of the male and fomale(M＆F) between the male and fomale(M＆F) and the engineering plastic bed of material, and it is described coarse
Distinctive caking property is combined behind face and engineering plastic bed of material melting, and the composite that formation reliable physical is connected as one is pushed away
Power bearing.Because the present invention is that metal is combined into firm integral composite structure with nonmetallic, metal and non-gold can be played
Belong to respective advantage.Thus engineering plastic thickness of feed layer can be greatly lowered, bearing capacity is not only improved, and be stressed during operation,
Under the influence of temperature, bearing size still has good stability, is more beneficial for setting up stable lubricating water film, is a kind of anti-core
Radiation, safe and reliable new water lubrication composite material thrust bearing.The present invention resistance to irradiation good except having and water lubrication
Can be outer, with shock resistance, wear-resistant, low friction, self-lubricating, compliance and from characteristics such as tonalities.
The present invention can be widely popularized in fields such as thrust bearings for the foregoing reasons.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the structural representation that stainless steel tile base and the engineering plastic bed of material is combined in embodiments of the invention 1.
Fig. 2 is the A portions mplifying structure schematic diagram in Fig. 1.
Fig. 3 is the structural representation that stainless steel tile base and the engineering plastic bed of material is combined in embodiments of the invention 2.
The fan-shaped stainless steel tile base with annular groove that Fig. 4 is the present invention obtains structural representation.
The circular stainless steel tile base with annular groove that Fig. 5 is the present invention obtains structural representation.
The fan-shaped stainless steel tile base with transverse concave groove and longitudinal fluting that Fig. 6 is the present invention obtains structural representation.
The circular stainless steel tile base with transverse concave groove and longitudinal fluting that Fig. 7 is the present invention obtains structural representation.
The stainless steel tile base with arc groove that Fig. 8 is the present invention obtains structural representation.
The fan-shaped stainless steel tile base with blind hole that Fig. 9 is the present invention obtains structural representation.
The circular stainless steel tile base with blind hole that Figure 10 is the present invention obtains structural representation.
Embodiment
As Figure 1-10 shows, a seed nucleus main pump water lubrication composite material thrust bearing, including stainless steel tile base 1 and engineering plastic
The bed of material 2, the stainless steel tile base 1 has the male and fomale(M＆F) 3 for connecting the engineering plastic bed of material 2, the male and fomale(M＆F) 3 and the engineering plastic
Composite molding is molded by thermoplastic between the bed of material 2, the area of the male and fomale(M＆F) 3 is with the male and fomale(M＆F) 3 in the stainless steel tile base 1
On frontal projected area between ratio be 1.2-2.
The male and fomale(M＆F) 3 is located at the upper surface of the stainless steel tile base 1, or the male and fomale(M＆F) 3 respectively positioned at described stainless
The upper surface of steel tile base 1 and the lower surface of stainless steel tile base 1, the work on the male and fomale(M＆F) 3 of the stainless upper surface of steel tile base 1
The thickness of engineering plastics layer 2 is 2-15mm, the engineering plastic bed of material 2 on the male and fomale(M＆F) 3 of the lower surface of the stainless steel tile base 1
Thickness is 0.5-5mm.
The convex surface of the male and fomale(M＆F) 3 has mat surface 4.
When the stainless steel tile base 1 is in fan-shaped or circle,
The concave surface of the male and fomale(M＆F) 3 is made up of a plurality of annular groove 5, shape and the stainless steel of the annular groove 5
The outer rim of watt base 1 matches, and a plurality of annular groove 5 is equidistantly arranged, and the distance between adjacent described annular groove 5 is 6-
10mm, the width of the groove port of the annular groove 5 is 4-12mm, and the width of the groove-bottom of the annular groove 5 is than the ring
The big 0.5-1mm of width of the groove port of connected in star 5, the depth of the annular groove 5 is 1-5mm.
Or,
The concave surface of the male and fomale(M＆F) 3 is made up of a plurality of transverse concave groove 6 and a plurality of longitudinal fluting 7, a plurality of transverse concave groove 6
Spacing between equidistantly arrangement, the adjacent transverse concave groove 6 is 6-10mm, and the width of the groove port of the transverse concave groove 6 is
4-12mm, the width big 0.5-1mm of groove port of the width than the transverse concave groove 6 of the groove-bottom of the transverse concave groove 6, it is described
The depth of transverse concave groove 6 is 1-5mm, and a plurality of longitudinal fluting 7 is equidistantly arranged, between the adjacent longitudinal fluting 7 between
It is 4-12mm, the width ratio of the groove-bottom of the longitudinal fluting 7 away from the width for 6-10mm, the groove port of the longitudinal fluting 7
The big 0.5-1mm of width of the groove port of the longitudinal fluting 7, the depth of the longitudinal fluting 7 is 1-5mm.
Or,
The concave surface of the male and fomale(M＆F) 3 is made up of the blind hole 9 of multiple ordered arrangements, and the distance between adjacent described blind hole is 6-
10mm, a diameter of 4-10mm of blind hole mouthful of the blind hole 9, the diameter of the bottom hole of the blind hole 9 is more straight than the blind hole mouthful of the blind hole 9
The big 0.5-1mm in footpath, the depth of the blind hole 9 is 1-5mm.
When the stainless steel tile base 1 is in sector,
The concave surface of the male and fomale(M＆F) 3 is made up of a plurality of arc groove 8, the shape of the arc groove 8 with it is described fan-shaped
Arc matches, and a plurality of arc groove 8 is equidistantly arranged along the fan-shaped radial direction, the adjacent arc groove 8 it
Between spacing be 6-10mm, the width of the groove port of the arc groove 8 is 4-12mm, the groove-bottom of the arc groove 8
Width is than the big 0.5-1mm of width of the groove port of the arc groove 8, and the depth of the arc groove 8 is 1-5mm.
The engineering plastic bed of material 2 is the individual layer engineering plastic bed of material or composite engineering plastics layer, the composite engineering plastics layer bag
Modified layer and non-modified layer are included, the modified layer is connected by non-modified layer with the male and fomale(M＆F) 3,
The material of the individual layer engineering plastic bed of material is modified polyetheretherketonefiber powder or modified poly (ether-sulfone) ketone powder, the modification
The material of layer is modified polyetheretherketonefiber powder or modified poly (ether-sulfone) ketone powder, and the material of the non-modified layer is pure resin powder.
The modified layer thickness is the 2/3-4/5 of the composite engineering plastics thickness degree.
Below by specific embodiment, the present invention will be further described,
Embodiment 1
As shown in Fig. 1, Fig. 2 and Fig. 4, a seed nucleus main pump water lubrication composite material thrust bearing, including the He of stainless steel tile base 1
The engineering plastic bed of material 2, the stainless steel tile base 1 is in sector, and the stainless steel tile base 1, which has, connects the recessed of the engineering plastic bed of material 2
Convex surface 3, the male and fomale(M＆F) 3 is located at the upper surface of the stainless steel tile base 1, and the thickness of the engineering plastic bed of material 2 is 2-15mm,
The engineering plastic bed of material 2 is composite engineering plastics layer, and the conjunction engineering plastic bed of material includes modified layer and and non-modified
Layer, the modified layer is connected by non-modified layer with the male and fomale(M＆F) 3, and the material of the modified layer is modified polyetheretherketonefiber
Powder or modified poly (ether-sulfone) ketone powder, the material of the non-modified layer is pure resin powder.
The modified layer thickness is the 2/3 of the composite engineering plastics thickness degree.The concave surface of the male and fomale(M＆F) 3 is by a plurality of ring
Connected in star 5 is constituted, and the shape of the annular groove 5 and the outer rim of the stainless steel tile base 1 match, a plurality of annular groove
Distance between 5 equidistantly arrangements, the adjacent annular groove 5 is 10mm, and the width of the groove port of the annular groove 5 is 5mm,
The a width of 5.5mm of groove-bottom of the annular groove 5, the depth of the annular groove 5 is 1mm, i.e., described annular groove 5 it is transversal
Face is into swallow-tail form.Annular groove 5 near the stainless outer rim of steel tile base 1 apart from the stainless outer rim 5mm of steel tile base 1,
Ratio between frontal projected area of the area and the male and fomale(M＆F) 3 of the male and fomale(M＆F) 3 on the stainless steel tile base 1 is 1.2,
The convex surface of the male and fomale(M＆F) 3 has mat surface 4, and the mat surface 4 is obtained using knurled wheel rolling flower processing, and milling pitch is about
0.9mm。
Composite molding is molded by thermoplastic between the male and fomale(M＆F) 3 and the engineering plastic bed of material 2.
The thermoplastic molding composite molding has following steps：
(1) thermoplastic molding die material is made using heat-resistance stainless steel, the female die of die cavity shape and size, foundation
The blank outer rim geometry and size of the stainless steel tile base 1 are designed, processed with coordinating, and provided with grate flow channel；
(2) the modified polyetheretherketonefiber resin powder or the modified poly (ether-sulfone) ketone resin powder, need to be at 120 DEG C before molding
Dried more than 8 hours under environment, by a certain amount of unmodified pure resin powder of same drying condition re-dry；
(3) the stainless steel tile base 1 is put into the female die of die；
(4) thickness of the engineering plastic bed of material 2, wherein 2/3 thickness is the modified polyetheretherketonefiber resin powder or described
Modified poly (ether-sulfone) ketone resin powder, 1/3 thickness is pure resin powder.Calculated according to different-thickness, material quantity of weighing, first by pure tree
Cosmetics material uniformly loads described in concave die cavity on stainless steel tile base and struck off, then modified resin powder is uniformly loaded into the mould
Have in concave die cavity and strike off, matched moulds；
(5) 30-80MPa pressure is applied to mould on forcing press；
(6) mould is integrally put into air circulation heating furnace, and is heated to 385 DEG C, powder is melted completely, heat
Time is depending on specification of workpieces and mould size；
(7) mould is placed on forcing press after heating, applies 30MPa pressure, while pressurize, and with per hour
30-60 DEG C of cooldown rate is cooled down, and treats that the mold temperature is down to 70 DEG C and takes out workpiece with bottom knockout；
(8) it is machined, form water lubrication composite material thrust bearing.
Embodiment 2
As shown in Figure 3 and Figure 4, compared with a seed nucleus main pump water lubrication composite material thrust bearing disclosed in embodiment 1, this
The distinguishing characteristics of embodiment is that the stainless upper surface of steel tile base 1 and the lower surface of stainless steel tile base 1 are equipped with embodiment
The male and fomale(M＆F) 3 disclosed in 1, it is necessary to first calculate, weighed positioned at described stainless respectively in the open step (4) of embodiment 1
The required modified polyetheretherketonefiber resin powder or described of the two-part engineering plastic bed of material 2 of the upper and lower surface of steel tile base 1
The consumption of modified poly (ether-sulfone) ketone resin powder, and the pure resin powder consumption,
Afterwards first by positioned at the modified polyetheretherketonefiber resin needed for the engineering plastic bed of material of the stainless lower surface of steel tile base 1
The consumption of powder or the modified poly (ether-sulfone) ketone resin powder, and the consumption of the pure resin powder are uniformly fitted into mould and scraped
It is flat, it is reloaded into the stainless steel tile base 1.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (8)
1. a seed nucleus main pump water lubrication composite material thrust bearing, including stainless steel tile base and the engineering plastic bed of material, it is characterised in that：
The stainless steel tile base has the male and fomale(M＆F) for connecting the engineering plastic bed of material, leads between the male and fomale(M＆F) and the engineering plastic bed of material
Overheat mold pressure composite molding, the area of the male and fomale(M＆F) and frontal projected area of the male and fomale(M＆F) on the stainless steel tile base
Between ratio be 1.2-2；
The male and fomale(M＆F) is located at the stainless steel tile base upper surface and the stainless steel tile base lower surface respectively, positioned at described stainless
The thickness of the engineering plastic bed of material on the male and fomale(M＆F) of steel tile base upper surface is 2-15mm, positioned at the lower surface of the stainless steel tile base
The thickness of the engineering plastic bed of material on male and fomale(M＆F) is 0.5-5mm；
The engineering plastic bed of material is the individual layer engineering plastic bed of material or composite engineering plastics layer, and the composite engineering plastics layer includes being modified
Layer and non-modified layer, the modified layer are connected by non-modified layer with the male and fomale(M＆F), the individual layer engineering plastic bed of material
Material is modified poly (ether-sulfone) ketone powder, and the material of the modified layer is modified poly (ether-sulfone) ketone powder, the material of the non-modified layer
For pure resin powder.
2. core main pump water lubrication composite material thrust bearing according to claim 1, it is characterised in that：The male and fomale(M＆F) position
In the upper surface of the stainless steel tile base, the thickness of the engineering plastic bed of material is 2-15mm.
3. core main pump water lubrication composite material thrust bearing according to claim 1, it is characterised in that：The male and fomale(M＆F)
Convex surface has mat surface.
4. the core main pump water lubrication composite material thrust bearing according to claim 1-3 any claims, its feature exists
In：The stainless steel tile base is made up of in fan-shaped or circle, the concave surface of the male and fomale(M＆F) a plurality of annular groove, the annular groove
Shape and the outer rim of the stainless steel tile base match, a plurality of annular groove is equidistantly arranged, and the adjacent annular is recessed
Spacing between groove is 6-10mm, and the width of the groove port of the annular groove is 4-12mm, the groove-bottom of the annular groove
Groove port of the width than the annular groove the big 0.5-1mm of width, the depth of the annular groove is 1-5mm.
5. the core main pump water lubrication composite material thrust bearing according to claim 1-3 any claims, its feature exists
In：The stainless steel tile base is in fan-shaped or circle, and the concave surface of the male and fomale(M＆F) is by a plurality of transverse concave groove and a plurality of longitudinal fluting group
Into a plurality of transverse concave groove is equidistantly arranged, and the spacing between the adjacent transverse concave groove is 6-10mm, the transverse concave groove
Groove port width be 4-12mm, the width of groove port of the width than the transverse concave groove of the groove-bottom of the transverse concave groove
Big 0.5-1mm, the depth of the transverse concave groove is 1-5mm, and a plurality of longitudinal fluting is equidistantly arranged, and the adjacent longitudinal direction is recessed
Spacing between groove is 6-10mm, and the width of the groove port of the longitudinal fluting is 4-12mm, the groove-bottom of the longitudinal fluting
Groove port of the width than the longitudinal fluting the big 0.5-1mm of width, the depth of the longitudinal fluting is 1-5mm.
6. the core main pump water lubrication composite material thrust bearing according to claim 1-3 any claims, its feature exists
In：The stainless steel tile base is made up of in sector, the concave surface of the male and fomale(M＆F) a plurality of arc groove, the shape of the arc groove
Match with the fan-shaped arc, a plurality of arc groove is equidistantly arranged along the fan-shaped radial direction, it is adjacent described
Spacing between arc groove is 6-10mm, and the width of the groove port of the arc groove is 4-12mm, the arc groove
The width of groove-bottom is than the big 0.5-1 of width of the groove port of the arc groove, and the depth of the arc groove is 1-5mm.
7. the core main pump water lubrication composite material thrust bearing according to claim 1-3 any claims, its feature exists
In：The stainless steel tile base is made up of in fan-shaped or circle, the concave surface of the male and fomale(M＆F) the blind hole of multiple ordered arrangements, adjacent institute
The distance between blind hole is stated for 6-10mm, a diameter of 4-10mm of blind hole mouthful of the blind hole, the diameter ratio of the bottom hole of the blind hole
The big 0.5-1mm of blind orifice diameter of the blind hole, the depth of the blind hole is 1-5mm.
8. core main pump water lubrication composite material thrust bearing according to claim 1, it is characterised in that：The modified thickness
Spend for the 2/3-4/5 of the composite engineering plastics thickness degree.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510486583.8A CN105020267B (en) | 2015-08-10 | 2015-08-10 | Core main pump water lubrication composite material thrust bearing |
| EP16834484.4A EP3333437B1 (en) | 2015-08-10 | 2016-05-31 | Water lubricated composite thrust bearing of nuclear main pump |
| PCT/CN2016/084013 WO2017024859A1 (en) | 2015-08-10 | 2016-05-31 | Water lubricated composite thrust bearing of nuclear main pump |
| US15/738,094 US10208794B2 (en) | 2015-08-10 | 2016-05-31 | Water lubricated composite thrust bearing of nuclear main pump |
| JP2017567800A JP6405063B2 (en) | 2015-08-10 | 2016-05-31 | Water-lubricated composite thrust bearing for nuclear main pump |
| RU2017138127A RU2674531C1 (en) | 2015-08-10 | 2016-05-31 | Thrust bearing of combined material with water lubrication for main circulation pump |
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| CN201510486583.8A CN105020267B (en) | 2015-08-10 | 2015-08-10 | Core main pump water lubrication composite material thrust bearing |
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| CN105020267B true CN105020267B (en) | 2017-09-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017024859A1 (en) * | 2015-08-10 | 2017-02-16 | 大连三环复合材料技术开发股份有限公司 | Water lubricated composite thrust bearing of nuclear main pump |
| CN106523519A (en) * | 2016-11-25 | 2017-03-22 | 哈尔滨电气动力装备有限公司 | Transient deformation resistant integrated water lubrication thrust bearing pad |
| CN106763147A (en) * | 2017-01-09 | 2017-05-31 | 重庆大学 | NEW ADAPTIVE water lubricating thrust bearing |
| CN106884868A (en) * | 2017-03-17 | 2017-06-23 | 哈尔滨电气动力装备有限公司 | Anti- Transient deformation layer-stepping water lubrication thrust bearing shoe valve |
| CN108708905A (en) * | 2018-06-15 | 2018-10-26 | 哈动国家水力发电设备工程技术研究中心有限公司 | A kind of pump-storage generator polyether-ether-ketone composite material thrust bearing shoe valve |
| CN110762122A (en) * | 2018-07-27 | 2020-02-07 | 哈尔滨电机厂有限责任公司 | Hot die pressing molding process for polyether-ether-ketone composite material thrust tile of pumped storage unit |
| CN111941712A (en) * | 2020-07-15 | 2020-11-17 | 大连精一工业科技有限公司 | Method for manufacturing polyether-ether-ketone high-performance sliding bearing |
| CN114382776B (en) * | 2021-12-17 | 2024-05-17 | 哈尔滨电气动力装备有限公司 | Nuclear main pump thrust tile static water layer heat insulation structure |
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| US20090087126A1 (en) * | 2007-10-01 | 2009-04-02 | Saint-Gobain Performance Plastics Corporation | Bearings |
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