CN105443571A - Water-lubricating thrust bearing of submersible motors for wells - Google Patents
Water-lubricating thrust bearing of submersible motors for wells Download PDFInfo
- Publication number
- CN105443571A CN105443571A CN201511010631.2A CN201511010631A CN105443571A CN 105443571 A CN105443571 A CN 105443571A CN 201511010631 A CN201511010631 A CN 201511010631A CN 105443571 A CN105443571 A CN 105443571A
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- Prior art keywords
- bearing
- slide block
- multipart
- thrust
- dish
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep bearings
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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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The invention discloses a water-lubricating thrust bearing of submersible motors for wells. The water-lubricating thrust bearing comprises a thrust plate, a disc bearing base, a bearing base support, a bearing bush, a bearing plate and a plastic inner grinding ring; the bearing plate is fixed to the disc bearing base through a double-screw bolt; the bearing bush is composed of a plurality of independent fan-shaped bearing slide blocks, the upper planes of the fan-shaped bearing slide blocks are smooth, spherical crown-shaped protrusions are arranged at the middle parts of the bottom surfaces of the fan-shaped bearing slide blocks, side wings extending out symmetrically are arranged on the straight sides of the two sides of each fan-shaped bearing slide block, a pair of slide block limiting columns and a slide block supporting column in the bearing plate limit and support the fan-shaped bearing slide blocks respectively, and the slide blocks can be flexible but cannot be separated through cooperation with the plastic inner grinding ring; the upper surfaces and the lower surfaces of the side wings of the fan-shaped bearing slide blocks have temperature difference when the side wings work and generate frictional heating, and therefore the edges of the side wings are slightly bent and generate gaps with the thrust plate, and maintenance of a lubricating water film can be reinforced; through the plastic inner grinding ring, the axial bearing capacity is high, the material cost is low, the water lubrication capacity is improved, the service life is prolonged, and the product quality is improved.
Description
Technical field
The present invention relates to a kind of for the thrust bearing structure in submersible motor, especially a kind of well submersible motor water lubricating thrust bearing possessing.
Technical field
In prior art, well thrust bearing of submersible motor is applied in well submersible pump, it is the vitals operationally bearing maximum axial pressure, the quality of product and life-span are played an important role, in order to improve well submersible motor water lubricating thrust bearing possessing, it is the technical issues that need to address in industry that the axial pressure ability to bear of increasing thrust bearing also will improve water lubrication ability simultaneously always, wherein having Chinese invention patent " thrust bearing of submersible motor " patent No. to be 200610124303.X and Chinese invention patent " thrust bearing " patent No. is 200610124319.0, it is all the problem in order to solve the axial pressure ability to bear strengthening thrust bearing, the well submersible motor water lubricating thrust bearing possessing that their describe mainly comprises the disc shaft bearing that water port is arranged around center at thrust disc and bottom, and bottom disc shaft bearing the bearing block support of spherical bearing and bearing shell, bearing shell is made up of multiple independent multipart bearing slide block, bearing dish is also provided with between described disc shaft bearing and bearing shell, and be fixed in disc shaft bearing by slide block positioning stud, multipart bearing slide block is circumferentially distributed on bearing dish, described slide block positioning stud has protruding terminus on bearing dish, the centre that bearing dish is in every two adjacent protruding terminuss is also furnished with spherical crown convex closure, described multipart bearing slide block upper and lower surface is level and smooth, the equal limited location flange of its size arc edge, each multipart bearing slide block to be all placed on spherical crown convex closure and to be between two adjacent protruding terminuss and is defined position, described bearing dish also has center hole, this center hole periphery is evenly equipped with the limited post I of the band groove I consistent with multipart bearing slide block quantity, be evenly equipped with corresponding with limited post I at dish outer annulus edge, limited post II with groove II, the centre that bearing dish is in every two adjacent sliders positioning stud protruding terminuss is also furnished with spherical crown convex closure, described multipart bearing slide block two sides is level and smooth, its size arc edge all has flange, each multipart bearing slide block to be all placed on spherical crown convex closure and to be between the protruding terminus of two adjacent sliders positioning studs, and slide block size arc-shaped edges flange embeds respectively between the groove II of limited post II and the groove I of limited post I and is lockable, each multipart bearing slide block is in loosen and the state that can not come off.Said structure has that to bear pressure capability strong, structure shape is simple, easy processing, easy guarantee accuracy of manufacturing, and the advantage that multipart bearing slide block can not come off, but also there are some shortcomings in said structure, when Submersible Pump frequent starting works or when pump head flow is very high, or when the well submersible motor that power is larger is applied, thrust disc abrasive disc and multipart bearing slide block will be subject to very large axial pressure and impact, easily cause cracked, at present in order to improve thrust disc abrasive disc and multipart bearing slide block intensity, need the material choosing high strength, the thrust disc abrasive disc of especially high-power well submersible motor and multipart bearing slide block must the materials of high strength, but selection is at present difficult to stable material source, thus can not quality of materials be ensured, and cost of material is also higher, be subject to the restriction of product price, the selection difficulty of thrust disc abrasive disc and multipart bearing slide block must be reduced, stable material is originated, thus can quality of materials be ensured, and reduce cost of material, so can only consider from structure, compensate axial pressure and the impact of thrust disc abrasive disc and multipart bearing slide block, this technical problem is also the technical problem always researched and solved in industry, Chinese invention patent application " well thrust bearing of submersible motor structure " application number is wherein had to be 201310469565.x, solve these problems very well, but because bearing needs water to cool could better increase the service life with sufficient lubrication, so how improving water to the lubricating ability of bearing is also the current technical problem needing research and solve.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of augmented thrust Disc grinding plate and multipart bearing slide block can bear axial pressure and impact, reduce on thrust disc abrasive disc and the selection difficulty of multipart bearing slide block and the basis of cost of material, the lubricating ability of water to bearing can also be improved, increase the service life, the well submersible motor water lubricating thrust bearing possessing improved the quality of products.
In order to solve the problems of the technologies described above, the technological scheme of well submersible motor water lubricating thrust bearing possessing of the present invention is: comprise the disc shaft bearing that water port is arranged around center at thrust disc and bottom, and bottom disc shaft bearing the bearing block support of spherical bearing and bearing shell, bearing shell is made up of multiple independent multipart bearing slide block, bearing dish is also provided with between described disc shaft bearing and bearing shell, and be fixed in disc shaft bearing by stud, multipart bearing slide block is circumferentially distributed on bearing dish, described bearing dish has center hole, dish outer annulus edge is evenly equipped with consistent with multipart bearing slide block quantity, the reeded limited post of its waist tool, flange is had in the center hole periphery upper end of described bearing dish, in this center hole, bull ring in plastics is also installed, there is below bull ring excircle in described plastics the seam flange with the mutual locking of the flange of the center hole of bearing dish, in plastics, the waist of bull ring has spill annular groove, the equal limited location flange of size arc edge of described multipart bearing slide block, this defining flange embeds respectively in the spill annular groove of bull ring in the groove of limited post and plastics and is limited, each multipart bearing slide block is in loosen and the state that can not come off, in plastics, the upper end of bull ring has the quadrant block continuing its fan shape with multipart bearing slide block one_to_one corresponding and be connected, separated by groove between adjacent quadrant block, the upper plane of quadrant block and the upper plane of multipart bearing slide block are in same level, it is characterized in that: the upper plane of described disc shaft bearing has and position one to one a pair slide block limited post and a thrust slide supporting post consistent with multipart bearing slide block quantity, there is in described bearing dish and position consistent with multipart bearing slide block quantity often pair of slide block limited post and thrust slide supporting post are wrapped respectively be embedded in interior microscler embedding hole one to one, and allow slide block limited post protrude plane on bearing dish, described thrust slide supporting styletable face is level and smooth, the upper plane smooth of described multipart bearing slide block, in the middle of bottom surface, there is spherical crown convex closure, from multipart bearing slide block straight flange both sides, symmetry extends flank along upper planar body respectively, the top of described spherical crown convex closure is that pressure-bearing is on the flat surface of thrust slide supporting post, a pair slide block limited post is spacing to multipart bearing slider bottom both sides, and slide block limited post top and flank have certain distance, multipart bearing slide block is allowed to roll to each side.
As one of preferred technological scheme of the present invention be: on the flat surface of described thrust slide supporting post and bearing dish, plane is same plane.
As two of the preferred technological scheme of the present invention be: the thickness of described flank and width are 1/1 to two/3rd times of multipart bearing slider body thickness and width.
As three of the preferred technological scheme of the present invention be: described bearing shell is made up of the multipart bearing slide block of 3 ~ 8 pieces.
The invention has the beneficial effects as follows: the present invention is owing to have employed special multipart bearing slide block, flank is wherein at the thrust disc abrasive disc of bearing and multipart bearing slide block operating friction adstante febre, on flank, the plane bottom surface having water to contact with it that is heated produces the temperature difference, side flap edge can produce gap between slight curves and thrust disc abrasive disc, the working surface water-band of surrounding entered between thrust disc abrasive disc and multipart bearing slide block is strengthened maintaining lubricating water film, improves lubrication effect, the present invention is simultaneously in conjunction with bull ring in plastics, together with it is combined with multipart bearing slide block, and the quadrant block in plastics, bull ring had and multipart bearing slide block are in same level, when thrust disc abrasive disc and multipart bearing slide block are subject to axial pressure and impact, in plastics, bull ring has buffer function, can undertake by pressure partly and impact by auxiliary separating, avoid thrust disc abrasive disc and multipart bearing slide block because pressure with impact excessive and easily cause cracked, under equivalent specifications and operating conditions, be equivalent to improve the ability that thrust disc abrasive disc and multipart bearing slide block bear axial pressure and impact, under same quality level, reduce selection difficulty and the cost of material of thrust disc abrasive disc and multipart bearing slide block.So the present invention has augmented thrust Disc grinding plate and multipart bearing slide block can bear axial pressure and impact, reduce on thrust disc abrasive disc and the selection difficulty of multipart bearing slide block and the basis of cost of material, the lubricating ability of water to bearing can also be improved, increase the service life, the beneficial effect improved the quality of products.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, well submersible motor water lubricating thrust bearing possessing of the present invention is described in more detail.
Fig. 1 is the sectional structure chart that well submersible motor water lubricating thrust bearing possessing of the present invention is arranged in motor.
Fig. 2 is disk bearing holder assembly plan view in well submersible motor water lubricating thrust bearing possessing of the present invention.
Fig. 3 is the worm's eye view of Fig. 2.
Fig. 4 is the left view of Fig. 2.
Fig. 5 is the right elevation of Fig. 2.
Fig. 6 is the plan view of Fig. 2.
Fig. 7 is the rear view of Fig. 2.
Fig. 8 is the stereogram of Fig. 2.
Fig. 9 is that the A-A of Fig. 2 cuts open direction view.
Figure 10 is the plan view of disc shaft bearing in well submersible motor water lubricating thrust bearing possessing of the present invention.
Figure 11 is that the B-B of Figure 10 is to sectional view.
Figure 12 is the rear view of Figure 10.
Figure 13 is the plan view of well submersible motor water lubricating thrust bearing possessing axis tray of the present invention.
Figure 14 is that the C-C of Figure 13 is to sectional view.
Figure 15 is the plan view of bull ring in plastics in well submersible motor water lubricating thrust bearing possessing of the present invention.
Figure 16 is that the D-D of Figure 15 is to sectional view.
Figure 17 is the rear view of Figure 15.
Figure 18 is the plan view of multipart bearing slide block in well submersible motor water lubricating thrust bearing possessing of the present invention.
Figure 19 is the plan view of Figure 18.
Figure 20 is that the E-E of Figure 18 is to sectional view.
Figure 21 is the rear view of Figure 18.
Embodiment
Shown in Fig. 1 ~ 21, the mode of execution of well submersible motor water lubricating thrust bearing possessing of the present invention is: comprise the disc shaft bearing 2 that water port is arranged around center at thrust disc 1 and bottom, and bottom disc shaft bearing 2 bearing block support 3 of spherical bearing and bearing shell 4, bearing shell 4 is made up of multiple independent multipart bearing slide block 41, bearing dish 5 is also provided with between described disc shaft bearing 2 and bearing shell 4, and be fixed in disc shaft bearing 2 by stud 51, multipart bearing slide block 41 is circumferentially distributed on bearing dish 5, as Figure 13 ~ 14, described bearing dish 5 has center hole 53, dish outer annulus edge is evenly equipped with consistent with multipart bearing slide block 41 quantity, its waist has the limited post 55 of groove 54, flange 56 is had in the center hole 53 periphery upper end of described bearing dish 5, in this center hole 53, bull ring 6 in plastics is also installed, as Fig. 1, 15 ~ 17, there is below bull ring 6 excircle in described plastics the seam flange 61 of the mutual locking with the flange 56 of the center hole 53 of bearing dish 5, in plastics, the waist of bull ring 6 has spill annular groove 62, the equal limited location flange 411 of size arc edge of described multipart bearing slide block 41, this defining flange 411 embeds respectively in the spill annular groove 62 of bull ring 6 in the groove 54 of limited post 55 and plastics and is limited, each multipart bearing slide block 41 is in loosen and the state that can not come off, in plastics, the upper end of bull ring 6 has the quadrant block 63 continuing its fan shape with multipart bearing slide block 41 one_to_one corresponding and be connected, separated by groove 64 between adjacent quadrant block 63, the upper plane of quadrant block 63 and the upper plane of multipart bearing slide block 41 are in same level, as Figure 10 ~ 12, the upper plane of described disc shaft bearing 2 has and position one to one a pair slide block limited post 21 and a thrust slide supporting post 22 consistent with multipart bearing slide block 41 quantity, as Figure 13 ~ 14, there is in described bearing dish 5 and position consistent with multipart bearing slide block 41 quantity often pair of slide block limited post 21 and thrust slide supporting post 22 are wrapped respectively be embedded in interior microscler embedding hole 52 one to one, and allow slide block limited post 21 protrude plane on bearing dish 5, described thrust slide supporting post 22 end face is level and smooth, as Figure 18 ~ 21, the upper plane smooth of described multipart bearing slide block 41, in the middle of bottom surface, there is spherical crown convex closure 412, from multipart bearing slide block 41 straight flange both sides, symmetry extends flank 413 along upper planar body respectively, the top of described spherical crown convex closure 412 is that pressure-bearing is on the flat surface of thrust slide supporting post 22, a pair slide block limited post 21 is spacing to multipart bearing slide block 41 two bottom sides, and slide block limited post 21 top and flank 413 have certain distance, as Fig. 8, multipart bearing slide block 41 is allowed to roll to each side.In the present embodiment, flank 413 is at thrust disc 1 abrasive disc of bearing and multipart bearing slide block 41 operating friction adstante febre, on flank 413, the plane bottom surface having water to contact with it that is heated produces the temperature difference, flank 413 edge can produce gap between slight curves and thrust disc 1 abrasive disc, the working surface water-band of surrounding entered between thrust disc 1 abrasive disc and multipart bearing slide block 41 is strengthened maintaining lubricating water film, improves lubrication effect, in plastics, bull ring 6 can adopt wear-resistant plastic molding and forming, the upper surface of its quadrant block 63 is smooth, groove 64 between described adjacent quadrant block 63 and gap area between adjacent multipart bearing slide block 41, can as lubrication waterway, bearing shell 4 can adopt 3 ~ 8 pieces of multipart bearing slide blocks 41 to form, diagram is that 6 pieces of multipart bearing slide blocks 41 form, multipart bearing slide block 41 can use high strength alloy die cast, also common alloy can be used to process after-baking and to improve hardness finished plane again, in order to ensure all multipart bearing slide block 41 consistency of thickness of each composition bearing shell 4, can the plane of simultaneously all multipart bearing slide blocks 41 of fine grinding together, with the spherical bearing of bearing block support 3 bottom disc shaft bearing 2, for adjusting axle bearing capacity balance and cooperation multipart bearing slide block 41 aligning.
Shown in Fig. 1 ~ 9, as one of preferred embodiment of the present invention be: on the flat surface of described thrust slide supporting post 22 and bearing dish 5, plane is same plane.In the present embodiment, be thrust slide supporting post 22 optimum height, now lubricating irrigation flow dynamic resistance is minimum, and cooling space is enough again.
Shown in Figure 18 ~ 21, as two of the preferred embodiment of the present invention be: the thickness of described flank 413 and width are 1/1 to two/3rd times of multipart bearing slide block 41 body thickness and width.In the present embodiment, be the configuration of flank 413 optimum size, certain bearing strength can be ensured, can ensure that again the temperature difference operationally produced makes side flap edge produce slight curves distortion, reach and improve lubrication effect effect.
Shown in Fig. 2 ~ 8, as three of the preferred embodiment of the present invention be: described bearing shell 4 is made up of the multipart bearing slide block 41 of 3 ~ 8 pieces.In the present embodiment, can according to bearing dish 5 size and to bear that pressure area selects be that 3,4,5,6,7,8 pieces of multipart bearing slide blocks 41 form, be uniformly distributed on bearing dish 5, in figure, show the bearing shell 4 that 6 pieces of multipart bearing slide blocks 41 form.
The present invention is owing to have employed special multipart bearing slide block 41, flank 413 is wherein at thrust disc 1 abrasive disc of bearing and multipart bearing slide block 41 operating friction adstante febre, on flank 413, the plane bottom surface having water to contact with it that is heated produces the temperature difference, flank 413 edge can produce gap between slight curves and thrust disc 1 abrasive disc, the working surface water-band of surrounding entered between thrust disc 1 abrasive disc and multipart bearing slide block 41 is strengthened maintaining lubricating water film, improves lubrication effect, the present invention is simultaneously in conjunction with bull ring in plastics 6, together with it is combined with multipart bearing slide block 41, and the quadrant block 63 and the multipart bearing slide block 41 that in plastics, bull ring 6 have are in same level, when thrust disc 1 abrasive disc and multipart bearing slide block 41 are subject to axial pressure and impact, in plastics, bull ring 6 has buffer function, can undertake by pressure partly and impact by auxiliary separating, avoid thrust disc abrasive disc and multipart bearing slide block because pressure with impact excessive and easily cause cracked, under equivalent specifications and operating conditions, be equivalent to improve the ability that thrust disc abrasive disc and multipart bearing slide block bear axial pressure and impact, under same quality level, reduce selection difficulty and the cost of material of thrust disc abrasive disc and multipart bearing slide block.
The above is the preferred embodiment of the present invention, does not form limiting the scope of the invention, as long as implement object of the present invention with substantially identical means, all should belong to protection scope of the present invention.
Claims (4)
1. a well submersible motor water lubricating thrust bearing possessing, comprise the disc shaft bearing (2) that water port is arranged around center at thrust disc (1) and bottom, and at disc shaft bearing (2) the bottom bearing block support (3) of spherical bearing and bearing shell (4), bearing shell (4) is made up of multiple independent multipart bearing slide block (41), bearing dish (5) is also provided with between described disc shaft bearing (2) and bearing shell (4), and be fixed in disc shaft bearing (2) by stud (51), multipart bearing slide block (41) is circumferentially distributed on bearing dish (5), described bearing dish (5) has center hole (53), dish outer annulus edge is evenly equipped with consistent with multipart bearing slide block (41) quantity, its waist has the limited post (55) of groove (54), flange (56) is had in center hole (53) the periphery upper end of described bearing dish (5), in this center hole (53), bull ring (6) in plastics is also installed, there is below bull ring (6) excircle in described plastics the seam flange (61) of the mutual locking with the flange of the center hole of bearing dish (5) (53) (56), in plastics, the waist of bull ring (6) has spill annular groove (62), the equal limited location flange (411) of size arc edge of described multipart bearing slide block (41), this defining flange (411) embeds respectively in the spill annular groove (62) of bull ring (6) in the groove (54) of limited post (55) and plastics and is limited, each multipart bearing slide block (41) is in loosen and the state that can not come off, in plastics, the upper end of bull ring (6) has the quadrant block (63) continuing its fan shape with multipart bearing slide block (41) one_to_one corresponding and be connected, separated by groove (64) between adjacent quadrant block (63), the upper plane of quadrant block (63) and the upper plane of multipart bearing slide block (41) are in same level, it is characterized in that: the upper plane of described disc shaft bearing (2) has and position one to one a pair slide block limited post (21) and a thrust slide supporting post (22) consistent with multipart bearing slide block (41) quantity, there is in described bearing dish (5) and position consistent with multipart bearing slide block (41) quantity often pair of slide block limited post (21) and thrust slide supporting post (22) are wrapped respectively be embedded in interior microscler embedding hole (52) one to one, and allow slide block limited post (21) protrude the upper plane of bearing dish (5), described thrust slide supporting post (22) end face is level and smooth, the upper plane smooth of described multipart bearing slide block (41), in the middle of bottom surface, there is spherical crown convex closure (412), from multipart bearing slide block (41) straight flange both sides, symmetry extends flank (413) along upper planar body respectively, the top of described spherical crown convex closure (412) is that pressure-bearing is on the flat surface of thrust slide supporting post (22), a pair slide block limited post (21) is spacing to multipart bearing slide block (41) two bottom sides, and slide block limited post (21) top and flank (413) have certain distance, multipart bearing slide block (41) is allowed to roll to each side.
2. well submersible motor water lubricating thrust bearing possessing according to claim 1, is characterized in that: the flat surface of described thrust slide supporting post (22) and the upper plane of bearing dish (5) are same plane.
3. well submersible motor water lubricating thrust bearing possessing according to claim 1, is characterized in that: the thickness of described flank (413) and width are 1/1 to two/3rd times of multipart bearing slide block (41) body thickness and width.
4. well submersible motor water lubricating thrust bearing possessing according to claim 1, is characterized in that: described bearing shell (4) is made up of the multipart bearing slide block (41) of 3 ~ 8 pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511010631.2A CN105443571B (en) | 2015-12-26 | 2015-12-26 | Well submersible motor water lubricating thrust bearing possessing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511010631.2A CN105443571B (en) | 2015-12-26 | 2015-12-26 | Well submersible motor water lubricating thrust bearing possessing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105443571A true CN105443571A (en) | 2016-03-30 |
| CN105443571B CN105443571B (en) | 2018-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511010631.2A Active CN105443571B (en) | 2015-12-26 | 2015-12-26 | Well submersible motor water lubricating thrust bearing possessing |
Country Status (1)
| Country | Link |
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| CN (1) | CN105443571B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854613A (en) * | 2019-01-04 | 2019-06-07 | 北京迈格电机科技有限公司 | A kind of diving submersible motor thrust bearing |
| CN110173510A (en) * | 2019-07-01 | 2019-08-27 | 台州市东泰轴承有限公司 | A kind of locking bearing of gas-liquid driving |
| CN114941657A (en) * | 2022-05-17 | 2022-08-26 | 烟台东德实业有限公司 | Bearing seat suitable for assembling insert and air bearing based on bearing seat |
| CN119353235A (en) * | 2024-12-27 | 2025-01-24 | 河北工程大学 | A high-efficiency submersible pump with a lower pump and an upper motor in front |
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| JPS57137715A (en) * | 1981-02-18 | 1982-08-25 | Hitachi Ltd | Thrust bearing unit |
| US5046864A (en) * | 1991-02-08 | 1991-09-10 | Boller C William | Tilting pad thrust bearing assemblies |
| CN101050791A (en) * | 2006-12-15 | 2007-10-10 | 江门市瑞荣泵业有限公司 | Thrust bearing of submersible motor |
| CN200978883Y (en) * | 2006-07-12 | 2007-11-21 | 许国林 | Thrust bearing |
| CN103603869A (en) * | 2013-09-29 | 2014-02-26 | 江门市瑞荣泵业有限公司 | Thrust bearing structure of submersible motor used for well |
| CN204704262U (en) * | 2015-06-11 | 2015-10-14 | 诸暨市德宏轴承有限公司 | A kind of thrust-bearing with sphere rigid support |
| CN205260610U (en) * | 2015-12-26 | 2016-05-25 | 广东瑞荣泵业有限公司 | Well is with lubricated footstep bearing of dive motor water |
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2015
- 2015-12-26 CN CN201511010631.2A patent/CN105443571B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57137715A (en) * | 1981-02-18 | 1982-08-25 | Hitachi Ltd | Thrust bearing unit |
| US5046864A (en) * | 1991-02-08 | 1991-09-10 | Boller C William | Tilting pad thrust bearing assemblies |
| CN200978883Y (en) * | 2006-07-12 | 2007-11-21 | 许国林 | Thrust bearing |
| CN101050791A (en) * | 2006-12-15 | 2007-10-10 | 江门市瑞荣泵业有限公司 | Thrust bearing of submersible motor |
| CN103603869A (en) * | 2013-09-29 | 2014-02-26 | 江门市瑞荣泵业有限公司 | Thrust bearing structure of submersible motor used for well |
| CN204704262U (en) * | 2015-06-11 | 2015-10-14 | 诸暨市德宏轴承有限公司 | A kind of thrust-bearing with sphere rigid support |
| CN205260610U (en) * | 2015-12-26 | 2016-05-25 | 广东瑞荣泵业有限公司 | Well is with lubricated footstep bearing of dive motor water |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854613A (en) * | 2019-01-04 | 2019-06-07 | 北京迈格电机科技有限公司 | A kind of diving submersible motor thrust bearing |
| CN110173510A (en) * | 2019-07-01 | 2019-08-27 | 台州市东泰轴承有限公司 | A kind of locking bearing of gas-liquid driving |
| CN110173510B (en) * | 2019-07-01 | 2024-02-09 | 台州市东泰轴承有限公司 | Gas-liquid driven locking bearing |
| CN114941657A (en) * | 2022-05-17 | 2022-08-26 | 烟台东德实业有限公司 | Bearing seat suitable for assembling insert and air bearing based on bearing seat |
| CN119353235A (en) * | 2024-12-27 | 2025-01-24 | 河北工程大学 | A high-efficiency submersible pump with a lower pump and an upper motor in front |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105443571B (en) | 2018-05-08 |
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