CN109578316B - Pump bearing body with internal flushing cooling system for prolonging bearing life - Google Patents
Pump bearing body with internal flushing cooling system for prolonging bearing life Download PDFInfo
- Publication number
- CN109578316B CN109578316B CN201910089118.9A CN201910089118A CN109578316B CN 109578316 B CN109578316 B CN 109578316B CN 201910089118 A CN201910089118 A CN 201910089118A CN 109578316 B CN109578316 B CN 109578316B
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- CN
- China
- Prior art keywords
- oil
- bearing
- oil guide
- hole
- distributing ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001816 cooling Methods 0.000 title claims abstract description 16
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 13
- 238000001914 filtration Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 101
- 235000019198 oils Nutrition 0.000 description 94
- 239000010687 lubricating oil Substances 0.000 description 14
- 238000012423 maintenance Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000405217 Viola <butterfly> Species 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 235000019476 oil-water mixture Nutrition 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/06—Lubrication
- F04D29/061—Lubrication especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mounting Of Bearings Or Others (AREA)
- Sliding-Contact Bearings (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The bearing body for the pump for prolonging the service life of the bearing of the internal flushing cooling system belongs to the technical field of bearing bodies, and comprises a pump shaft, an oil guide disc I, an oil guide disc II, an oil inlet hole, an oil outlet hole, an oil distributing ring, an open wheel and an oil pool, wherein the open wheel is arranged on the pump shaft in a cavity of the bearing; the oil collecting disc I and the oil collecting disc II are arranged on horizontal positions on two sides of the inner wall of the bearing cavity; the oil distributing ring is arranged between two of the multi-port bearings, and 24 oil guide holes are uniformly formed in the circumference of the oil distributing ring; the oil guide holes are arranged at the horizontal positions on two sides of the rear bearing chamber, one end of each oil guide hole is communicated with the oil guide disc II, and the other end of each oil guide hole is communicated with the oil guide holes arranged on the oil distributing ring; the oil guiding hole is arranged at the lower part of the oil distributing ring, one end of the oil guiding hole is communicated with the oil guiding hole arranged on the oil distributing ring, and the other end of the oil guiding hole is connected with the oil pool. The invention can achieve the effects of cleaning bearing abrasion dirt, reducing oil temperature, reducing vibration and prolonging the service life of the bearing.
Description
Technical Field
The invention belongs to the technical field of bearing bodies, and particularly relates to a bearing body for a pump, which is used for prolonging the service life of a bearing and is internally provided with a flushing cooling system.
Background
At present, the bearing body is an important part in modern mechanical equipment, and has the main functions of supporting the pump shaft to rotate, reducing the friction coefficient in the motion process and guaranteeing the rotation precision, and is widely applied to various petrochemical fields, pumps and the like, but in the prior art, oil bath lubrication cannot achieve better heat dissipation and temperature reduction;
in the inspection maintenance of 1000 ten thousand tons of oil refining devices of Dalian Pacific petrochemical company, the company finds that the vibration of the bearing bodies of a plurality of pumps exceeds the standard, the lubricating oil in the bearing bodies turns yellow, and the disassembly finds that the reason is that the oil slinger rubs the pump shaft, the friction impact generates copper powder to be mixed with the lubricating oil, abrades the bearing, causes the bearing play to be overlarge and the vibration exceeds the standard, and then changes the bearing into steel and nonmetallic materials (polytetrafluoroethylene and nylon), the situation and the copper are slightly different, material dust is mixed in the lubricating oil, so that the lubricating oil is invalid, the bearing is damaged, the frequent maintenance and replacement are carried out, the maintenance times are increased, and the maintenance workload is increased.
There is a need in the art for a new solution to this problem.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: aiming at the problems that the lubricating oil in the existing pump bearing body is frequently invalid, the bearing temperature is too high, the vibration of the bearing body exceeds standard, the service life of the bearing is short, and the like, the pump bearing body with the internal flushing cooling system for prolonging the service life of the bearing is provided, so that the effects of cleaning the abrasion dirt of the bearing, reducing the oil temperature, reducing the vibration and prolonging the service life of the bearing are achieved.
Bearing body for pump of extension bearing life-span of interior washing cooling system, the bearing body be welding form, and the pump end is single-port bearing, and the other end is many-port bearing, and many-port bearing and back bearing cover constitute back bearing room, characterized by: the oil guide device comprises a bearing body cavity, a bearing oil cavity, an oil inlet, an oil outlet, an oil distribution ring, an open wheel, an oil pool and a strong magnetic plug, and is characterized by further comprising an oil filling hole, a shaft end seal, a pump shaft, an oil guide disc I, an oil guide disc II, an oil guide hole, an oil distribution ring, the open wheel, an oil pool and a strong magnetic plug, wherein the open wheel is arranged on the pump shaft in the bearing body cavity; the oil guide disc I and the oil guide disc II are arranged on horizontal positions on two sides of the inner wall of the bearing cavity; the oil distributing ring is arranged between two of the multi-port bearings, and 24 oil guide holes are uniformly formed in the circumference of the oil distributing ring; the oil guide holes are arranged at the horizontal positions of the two sides of the rear bearing chamber, one end of each oil guide hole is communicated with the oil guide disc II, and the other end of each oil guide hole is communicated with the oil guide holes arranged on the oil distributing ring; the oil guiding hole is arranged at the lower part of the oil distributing ring and is vertical to the oil distributing ring, one end of the oil guiding hole is communicated with the oil guiding hole arranged on the oil distributing ring, and the other end of the oil guiding hole is connected with the oil pool; the oil pool is arranged below the oil level in the bearing cavity; a strong magnetic plug is arranged on the oil drain hole at the bottom of the oil pool; the shaft end seals are arranged at sealing positions of bearing covers at two ends of the bearing box.
The bearing body further comprises a front bearing cover and a lock nut.
The oil filling hole adopts a three-stage filtering oil cup.
The shaft end seal adopts a Vena floating ring type bearing isolator.
Through the design scheme, the invention has the following beneficial effects: the pump bearing body for prolonging the service life of the bearing of the internal flushing cooling system is designed through an open wheel, an oil guide disc, an oil guide hole and an oil distributing ring, so that the internal flushing type cleaning cooling system is formed, and the effects of cleaning abrasion dirt of the bearing, reducing the temperature of the bearing, reducing vibration and prolonging the service life of the bearing are achieved, and compared with the existing bearing body, the temperature of the bearing body is reduced by 20% -30%, and the service life of the bearing is prolonged by more than one time.
Drawings
The invention is further described with reference to the drawings and detailed description which follow:
FIG. 1 is a schematic diagram of a front view of a bearing body for a pump for prolonging the service life of a bearing of an internal flushing cooling system.
FIG. 2 is a schematic top view of a pump bearing body with an extended bearing life for an internal rinse/cool down system of the present invention.
In the figure, a 1-single port bearing, a 2-front bearing cover, a 3-pump shaft, a 4-multi-port bearing, a 5-rear bearing cover, a 6-lock nut, a 7-shaft end seal, an 8-oil guide disc I, a 9-oil guide disc II, a 10-oil inlet hole, an 11-oil outlet hole, a 12-oil distributing ring, a 13-open wheel, a 14-oil pool, a 15-strong magnetic plug and a 16-oil filling hole are arranged.
Detailed Description
A bearing body for a pump for prolonging the service life of a bearing of an internal flushing cooling system is shown in figures 1 and 2, wherein the position of a dotted line A in figure 1 is the oil level in a cavity of the bearing,
bearing body for pump of extension bearing life-span of interior washing cooling system, the bearing body be welding form, and the pump end is single-port bearing 1, and the other end is multiport bearing 4, multiport bearing 4 and back bearing cap 5 constitution back bearing room, characterized by: the oil pump further comprises an oil filling hole 16, a shaft end seal 7, a pump shaft 3, an oil guide disc I8, an oil guide disc II 9, an oil guide hole 10, an oil guide hole 11, an oil distributing ring 12, an open wheel 13, an oil pool 14 and a strong magnetic plug 15, wherein the open wheel 13 is arranged on the pump shaft 3 in a bearing cavity; the oil guide disc I8 and the oil guide disc II 9 are arranged on horizontal positions on two sides of the inner wall of the bearing cavity; the oil distributing ring 12 is arranged between two of the multi-port bearings 4, and 24 oil guide holes are uniformly formed in the circumference of the oil distributing ring 12; the oil guide holes 10 are arranged at the horizontal positions on two sides of the rear bearing chamber, one end of each oil guide hole 10 is communicated with the oil guide disc II 9, and the other end of each oil guide hole is communicated with the oil guide holes arranged on the oil distributing ring 12; the oil guiding hole 11 is arranged at the lower part of the oil distributing ring 12 and is vertical to the oil distributing ring 12, one end of the oil guiding hole 11 is communicated with the oil guiding hole arranged on the oil distributing ring 12, and the other end of the oil guiding hole is connected with the oil sump 14; the oil pool 14 is arranged below the oil level in the bearing cavity; a strong magnetic plug 15 is arranged on an oil drain hole at the bottom of the oil pool 14; the shaft end seals 7 are arranged at the sealing positions of the bearing covers at the two ends of the bearing box.
The bearing body further comprises a front bearing cap 2 and a lock nut 6.
The oil filling hole 16 adopts a three-stage filtering oil cup.
The shaft end seal 7 is a Vena floating ring type bearing isolator.
The working flow of the invention is as follows: the pump runs at a high speed, the pump shaft 3 drives the open wheel 13 to throw up lubricating oil in the oil pool 14, the oil guide disc I8 and the oil guide disc II 9 which are arranged on the horizontal positions on the two sides of the inner wall of the bearing cavity collect the thrown lubricating oil, the lubricating oil enters the middle part and the tail end of the bearing through the oil inlet hole 10 and the oil distributing ring 12, the bearing rotates to lubricate the bearing and scour dirt of the bearing, and the lubricating oil flows back to the oil pool 14 through the oil outlet hole 11 to reciprocate, so that an internal circulation type cleaning and cooling system is formed, and the effects of cleaning the dirt of the bearing, reducing the oil temperature, reducing vibration and prolonging the service life of the bearing are achieved.
According to the invention, aiming at the problems existing in the prior art, an open wheel structure is adopted to replace an oil slinger, and an open wheel rotating at a high speed drives lubricating oil to be thrown on the inner wall of a bearing box, so that atomization is formed, the lubricating effect is better, the open wheel is used for throwing a large amount of lubricating oil on the inner surface of the bearing box, the lubricating oil thrown on the inner side of the bearing box is conveyed to the rear part through the oil guiding disc by using the oil guiding disc and washes the bearing, meanwhile, heat and dirt of the rear bearing are taken away, a strong magnetic plug is arranged on an oil drain hole at the bottom of an oil tank, the dirt worn by the bearing can be collected by the strong magnetic plug, the bearing is prevented from being worn secondarily, a flushing system in the lubricating oil is formed, the defect that the traditional oil slinger structure generates dirt such as powder debris due to impact in the high-speed operation process of a pump is thoroughly solved, and the service life of the bearing is prolonged.
In order to better prolong the service life of the bearing, the bearing box shaft end seal adopts a Viola floating ring type bearing isolator and the oil filling hole adopts a three-stage filtering oil cup, thereby not only isolating the moisture of the external air, avoiding the formation of oil-water mixture, but also isolating dust and reducing the formation of dirt. The clean lubricating oil prolongs the service life of the bearing.
Claims (4)
1. Bearing body for pump of extension bearing life-span of interior washing cooling system, the bearing body be welding form, and the pump end is single-port bearing (1), and the other end is multiport bearing (4), and back bearing room characterized by is constituteed with back bearing lid (5) to multiport bearing (4): the oil guide device is characterized by further comprising an oil filling hole (16), a shaft end seal (7), a pump shaft (3), an oil guide disc I (8), an oil guide disc II (9), an oil guide hole (10), an oil guide hole (11), an oil distributing ring (12), an open wheel (13), an oil pool (14) and a strong magnetic plug (15), wherein the open wheel (13) is arranged on the pump shaft (3) in a bearing cavity; the oil guide disc I (8) and the oil guide disc II (9) are arranged at horizontal positions on two sides of the inner wall of the bearing cavity; the oil distributing ring (12) is arranged between two of the multi-port bearings (4), and 24 oil guide holes are uniformly formed in the circumference of the oil distributing ring (12); the oil guide holes (10) are arranged at the horizontal positions on two sides of the rear bearing chamber, one end of each oil guide hole (10) is communicated with the oil guide disc II (9), and the other end of each oil guide hole is communicated with the oil guide holes arranged on the oil distributing ring (12); the oil guiding hole (11) is arranged at the lower part of the oil distributing ring (12) and is perpendicular to the oil distributing ring (12), one end of the oil guiding hole (11) is communicated with an oil guiding hole arranged on the oil distributing ring (12), and the other end of the oil guiding hole is connected with the oil pool (14); the oil pool (14) is arranged below the oil level in the bearing cavity; a strong magnetic plug (15) is arranged on the oil drain hole at the bottom of the oil pool (14); the shaft end seals (7) are arranged at the sealing positions of the bearing covers at the two ends of the bearing box.
2. The bearing body for a pump for extending bearing life of an internal flushing cooling system of claim 1, wherein: the bearing body also comprises a front bearing cover (2) and a locking nut (6).
3. The bearing body for a pump for extending bearing life of an internal flushing cooling system of claim 1, wherein: the oil filling hole (16) adopts a three-stage filtering oil cup.
4. The bearing body for a pump for extending bearing life of an internal flushing cooling system of claim 1, wherein: the shaft end seal (7) adopts a Vena floating ring type bearing isolator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089118.9A CN109578316B (en) | 2019-01-30 | 2019-01-30 | Pump bearing body with internal flushing cooling system for prolonging bearing life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089118.9A CN109578316B (en) | 2019-01-30 | 2019-01-30 | Pump bearing body with internal flushing cooling system for prolonging bearing life |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109578316A CN109578316A (en) | 2019-04-05 |
| CN109578316B true CN109578316B (en) | 2024-01-19 |
Family
ID=65918507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910089118.9A Active CN109578316B (en) | 2019-01-30 | 2019-01-30 | Pump bearing body with internal flushing cooling system for prolonging bearing life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109578316B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101779044A (en) * | 2007-05-21 | 2010-07-14 | 伟尔矿物澳大利亚私人有限公司 | improvements in and relating to pumps |
| CN202597187U (en) * | 2012-03-27 | 2012-12-12 | 上海阿波罗机械股份有限公司 | Fore bearing structure capable of starting feed pump |
| KR101736268B1 (en) * | 2016-07-21 | 2017-05-16 | 제일기계공업주식회사 | Submersible pump having a bearing cooling device |
| CN209483678U (en) * | 2019-01-30 | 2019-10-11 | 吉林省宇琦泵业有限公司 | A kind of bearing in pump body of the interior extension bearing life for rinsing cooling system |
-
2019
- 2019-01-30 CN CN201910089118.9A patent/CN109578316B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101779044A (en) * | 2007-05-21 | 2010-07-14 | 伟尔矿物澳大利亚私人有限公司 | improvements in and relating to pumps |
| CN202597187U (en) * | 2012-03-27 | 2012-12-12 | 上海阿波罗机械股份有限公司 | Fore bearing structure capable of starting feed pump |
| KR101736268B1 (en) * | 2016-07-21 | 2017-05-16 | 제일기계공업주식회사 | Submersible pump having a bearing cooling device |
| CN209483678U (en) * | 2019-01-30 | 2019-10-11 | 吉林省宇琦泵业有限公司 | A kind of bearing in pump body of the interior extension bearing life for rinsing cooling system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109578316A (en) | 2019-04-05 |
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| SE01 | Entry into force of request for substantive examination | ||
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