CN104141629B - A kind of oil pump bearing housing lubrication system - Google Patents
A kind of oil pump bearing housing lubrication system Download PDFInfo
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- CN104141629B CN104141629B CN201310164173.2A CN201310164173A CN104141629B CN 104141629 B CN104141629 B CN 104141629B CN 201310164173 A CN201310164173 A CN 201310164173A CN 104141629 B CN104141629 B CN 104141629B
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- baffle ring
- oil
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Abstract
A kind of oil pump bearing housing lubrication system, it is applicable to cantilever centrifugal water pump and the oil pump of lubricating oil splash lubrication, including grease adding device, outside framework oil seal (8) and baffle ring (5), it is characterized in that: described grease adding device includes grease nipple (6) and extension spray lance (7), grease nipple (6) is positioned at outside bearing (ball) cover, and grease nipple (6) spins with extension spray lance (7) and is connected, and the port of export of extension spray lance (7) and bearing (3) end distance are 2～4mm；Described outside framework oil seal (8) is narrow series lip outside framework oil seal, is arranged on bearing (ball) cover (4) inner side, and around pump shaft (1), the lip of outside framework oil seal is in the face of bearing direction；Described baffle ring (5) is grease baffle ring, and the end being arranged on bearing (3) is closed to make bearing (3) end face.The oil pump bearing housing lubrication system of the present invention has stops leakage of oil and the advantage of protection pump work environment.
Description
Technical field
The present invention relates to a kind of pump bearing box lubrication system, specifically, be a kind of oil pump bearing housing lubrication system.
Background technology
Existing Bearing Box of Centrifugal Pump is provided with casing, bearing it is provided with in casing, pump shaft it is provided with in bearing, casing outside bearing is provided with bearing (ball) cover, casing is provided with tank filler sleeve and oil level indicator, adding appropriate lubricating oil in bearing housing through tank filler sleeve, when axial workpiece rotates, bearing drives lubricating oil to rotate.Fig. 1 is the structural representation of known Bearing Box of Centrifugal Pump.The Seal in Bearing Box structure of centrifugal pump is typically designed to throttling and seals, and forms throttle effect by the fit-up gap of end cap with axle, reduces the leakage of lubricating oil, affected by machining and assembling factor, the pump seal poor-performing that workmanship is the best.Pump is during long-term work; leakage of oil constantly, in addition to polluting working environment, low oil level can affect equipment lubrication; checking that oil level, make-up oil cause unnecessary manpower consumption and lubricating oil waste frequently, the equipment downtime that lubrication causes also has had influence on the seriality produced.If operator find not in time, it is also possible to cause the damage of pump.
The Seal in Bearing Box structure of the most known centrifugal pump also exists above-mentioned all inconvenience and problem.
Summary of the invention
The purpose of the present invention, is to propose a kind of oil pump bearing housing lubrication system that pump lubrication medium is changed into grease by lubricating oil.
For achieving the above object, the technical solution of the present invention is:
A kind of oil pump bearing housing lubrication system, it is applicable to cantilever centrifugal water pump and the oil pump of lubricating oil splash lubrication, structure based on known Bearing Box of Centrifugal Pump, Bearing Box of Centrifugal Pump is provided with casing, is provided with bearing in casing, pump shaft it is provided with in bearing, casing outside bearing is provided with bearing (ball) cover, lubricating oil change pump lubrication medium into grease, and oil pump bearing housing lubrication system includes grease adding device, outside framework oil seal and baffle ring, it is characterised in that:
Described grease adding device includes grease nipple and extension spray lance, described grease adding device is arranged on pump shaft side, and through the sensible bearing of bearing (ball) cover, grease nipple is positioned at outside bearing (ball) cover, grease nipple spins with extension spray lance and is connected, and the port of export of extension spray lance and bearing face spacing are 2～4mm；
Described outside framework oil seal is narrow series lip outside framework oil seal, is arranged on inside bearing (ball) cover, and around pump shaft, the lip of outside framework oil seal is in the face of bearing direction；
Described baffle ring is grease baffle ring, and the end being arranged on bearing is closed to make bearing face.
The oil pump bearing housing lubrication system of the present invention can also be further achieved by the following technical measures.
Aforesaid oil pump bearing housing lubrication system, wherein said grease nipple is the grease-added grease nipple of pressure that spins.
Aforesaid oil pump bearing housing lubrication system, the wherein said grease-added grease nipple of the pressure that spins is that standard component GB1152-89 leads directly to press injecting type lubricating cup.
Aforesaid oil pump bearing housing lubrication system, wherein said narrow series lip outside framework oil seal is standard component GB9877.1-88.
Aforesaid oil pump bearing housing lubrication system, wherein said baffle ring uses Q235 material, and thickness 5mm, the front end boss of baffle ring holds out against with bearing inner race, the outer edge thickness 4.5mm of baffle ring；The external profile diameter of baffle ring is less than bearing outer diameter 4mm, and the front end face indent of baffle ring arranges throttling channel.
After using technique scheme, the oil pump bearing housing lubrication system of the present invention has the advantage that
1, stop leakage of oil, protect pump work environment；
2, bearing housing high lubricating effect, saves lubricating oil, alleviates duty personnel's labor intensity；
3, it is applicable to work continuously, unmanned or patrol and examine the working space that the frequency is relatively low.
Accompanying drawing explanation
Fig. 1 is the structural representation of known Bearing Box of Centrifugal Pump；
Fig. 2 is the lubrication system schematic diagram of the oil pump bearing housing of the embodiment of the present invention；
Fig. 3 is the baffle ring structural representation in Fig. 2.
In figure: 1 pump shaft, 2 bearing housings, 3 bearings, 4 bearing (ball) covers, 5 baffle rings, 6 grease nipples, 7 extension spray lances, 8 outside framework oil seals, the front end boss of 9 baffle rings, 10 throttling channels.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing thereof, the present invention is illustrated further.
Embodiment 1
Referring now to the lubrication system schematic diagram of the oil pump bearing housing that Fig. 2 and Fig. 3, Fig. 2 are oil pump bearing housing lubrication system embodiment of the present invention, Fig. 3 is the baffle ring structural representation in Fig. 2.As shown in the figure, described grease adding device includes grease nipple 6 and extension spray lance 7, described grease adding device is arranged on pump shaft side, through the sensible bearing of bearing (ball) cover 3, grease nipple 6 is positioned at outside bearing (ball) cover, grease nipple 6 spins with extension spray lance 7 and is connected, and the port of export of extension spray lance 7 and bearing 3 end distance are 2mm；Described grease nipple 6 is the grease-added grease nipple of pressure that spins, and uses standard component GB1152-89 to lead directly to press injecting type lubricating cup.
Described outside framework oil seal 8 is narrow series lip outside framework oil seal, and using narrow series lip outside framework oil seal is standard component GB9877.1-88；Outside framework oil seal is arranged on inside bearing (ball) cover 4, and around pump shaft 1, the lip of outside framework oil seal is in the face of bearing direction；
Described baffle ring 5 is grease baffle ring, and the end being arranged on bearing 3 is closed to make bearing 3 end face, and described baffle ring 5 uses Q235 material, thickness 5mm, and the front end boss 9 of baffle ring holds out against with bearing 3 inner ring, the outer edge thickness 4.5mm of baffle ring；The external profile diameter of baffle ring is less than bearing outer diameter 4mm, and the front end face indent of baffle ring arranges throttling channel 10.
The oil pump bearing housing lubrication system of the present invention improves the structure of known Bearing Box of Centrifugal Pump, pump lubrication medium is changed into grease by lubricating oil, oil pump bearing housing lubrication system adds grease adding device accordingly, outside framework oil seal and baffle ring, there is substantive distinguishing features and significant technological progress, bearing housing high lubricating effect, saves lubricating oil, alleviates duty personnel's labor intensity.
Embodiment 2
The oil pump bearing housing lubrication knot of the present invention, in order to adapt to grease lubrication, needs the bearing chamber of known Bearing Box of Centrifugal Pump is carried out structure of modification, and concrete remodeling method is as follows:
(1) for prevent the grease splashed down from leaking, turning heavy stand inside end cap, select narrow series lip outside framework oil seal (standard component GB9877.1-88), lip is in the face of bearing direction.
(2) in end cap holes drilled through tapping, position is selected in above axle, axially bored line indexing diameter should not interfere with outside framework oil seal, spin outside end cap pressure filling oil nozzle, and oil nozzle selects straight-through press injecting type lubricating cup (standard component GB1152-89), and spin inside end cap extension spray lance, material selects 1/3 inch of low-pressure fluid welded pipe (GB3091-82), one end cutted thread, pipe end and bearing 3 end distance 2mm, to ensure that grease can add to rolling bearing rolling element.
(3) time for preventing pressure from mending fat, grease penetrates in bearing falls into bearing chamber and causes waste, and grease is got rid of de-by bearing rotation, by shaft shoulder turning 5mm backward, installs grease baffle ring and closes to make end face, and baffle ring uses Q235 material, thickness 5mm；The front end boss 9 of baffle ring holds out against with bearing 3 inner ring, the outer edge thickness 4.5mm of baffle ring；The external profile diameter of baffle ring is less than bearing 3 race diameter 4mm, and the front end face indent car throttling channel 10 of baffle ring increases and grease contact area, and what minimizing centrifugal force caused leaks, and strengthens sealing effect.The oil pump bearing housing lubrication knot of the present invention, by being changed pump lubrication medium into grease by lubricating oil, has stopped lubricating grease leakage.
Above example is used for illustrative purposes only, rather than limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, it is also possible to make various conversion or change.Therefore, the technical scheme of all equivalents also should belong to scope of the invention, should be limited by each claim.
Claims (5)
1. an oil pump bearing housing lubrication system, it is applicable to cantilever centrifugal water pump and the oil pump of lubricating oil splash lubrication, structure based on known Bearing Box of Centrifugal Pump, Bearing Box of Centrifugal Pump is provided with casing, is provided with bearing in casing, pump shaft it is provided with in bearing, casing outside bearing is provided with bearing (ball) cover, lubricating oil change pump lubrication medium into grease, and oil pump bearing housing lubrication system includes grease adding device, outside framework oil seal (8) and baffle ring (5), it is characterised in that:
Described grease adding device includes grease nipple (6) and extension spray lance (7), described grease adding device is arranged on pump shaft side, through the sensible bearing of bearing (ball) cover (3), grease nipple (6) is positioned at outside bearing (ball) cover, grease nipple (6) spins with extension spray lance (7) and is connected, and the port of export of extension spray lance (7) and bearing (3) end distance are 2～4mm；
Described outside framework oil seal (8) is narrow series lip outside framework oil seal, is arranged on bearing (ball) cover (4) inner side, and around pump shaft (1), the lip of outside framework oil seal is in the face of bearing direction；
Described baffle ring (5) is grease baffle ring, and the end being arranged on bearing (3) is closed to make bearing (3) end face.
2. oil pump bearing housing lubrication system as claimed in claim 1, it is characterised in that described grease nipple (6) is the grease-added grease nipple of pressure that spins.
3. oil pump bearing housing lubrication system as claimed in claim 2, it is characterised in that described in the grease-added grease nipple of pressure that spins be that standard component GB1152-89 leads directly to press injecting type lubricating cup.
4. oil pump bearing housing lubrication system as claimed in claim 1, it is characterised in that described narrow series lip outside framework oil seal is standard component GB9877.1-88.
5. oil pump bearing housing lubrication system as claimed in claim 1, it is characterised in that described baffle ring (5) uses Q235 material, thickness 5mm；The front end boss (9) of baffle ring holds out against with bearing (3) inner ring, the outer edge thickness 4.5mm of baffle ring；The external profile diameter of baffle ring is less than bearing outer diameter 4mm, and the front end face indent of baffle ring arranges throttling channel (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310164173.2A CN104141629B (en) | 2013-05-07 | 2013-05-07 | A kind of oil pump bearing housing lubrication system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310164173.2A CN104141629B (en) | 2013-05-07 | 2013-05-07 | A kind of oil pump bearing housing lubrication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104141629A CN104141629A (en) | 2014-11-12 |
| CN104141629B true CN104141629B (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310164173.2A Active CN104141629B (en) | 2013-05-07 | 2013-05-07 | A kind of oil pump bearing housing lubrication system |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159660B (en) * | 2019-05-09 | 2021-07-20 | 宁波丰茂远东橡胶有限公司 | Oil seal structure of high-speed train bearing |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6659720B2 (en) * | 1999-10-27 | 2003-12-09 | Environamics Corporation | Vertical pump with oil lubricant, C-seal for pump; and pump with threaded shaft position adjustment |
| CN1517568A (en) * | 2003-01-28 | 2004-08-04 | Skf | Improved bearing box lubriated by grease |
| CN201180672Y (en) * | 2008-03-14 | 2009-01-14 | 江苏双达泵阀集团有限公司 | Bearing rare oil lubrication apparatus for bearing box of vertical pump |
| CN202402322U (en) * | 2011-12-12 | 2012-08-29 | 上海邦浦实业集团有限公司 | Reverse-rotation-preventing device capable of increasing storage amount of lubricating grease |
| CN202612182U (en) * | 2012-04-12 | 2012-12-19 | 安徽三联泵业股份有限公司 | Thin oil lubricating bearing part |
-
2013
- 2013-05-07 CN CN201310164173.2A patent/CN104141629B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6659720B2 (en) * | 1999-10-27 | 2003-12-09 | Environamics Corporation | Vertical pump with oil lubricant, C-seal for pump; and pump with threaded shaft position adjustment |
| CN1517568A (en) * | 2003-01-28 | 2004-08-04 | Skf | Improved bearing box lubriated by grease |
| CN201180672Y (en) * | 2008-03-14 | 2009-01-14 | 江苏双达泵阀集团有限公司 | Bearing rare oil lubrication apparatus for bearing box of vertical pump |
| CN202402322U (en) * | 2011-12-12 | 2012-08-29 | 上海邦浦实业集团有限公司 | Reverse-rotation-preventing device capable of increasing storage amount of lubricating grease |
| CN202612182U (en) * | 2012-04-12 | 2012-12-19 | 安徽三联泵业股份有限公司 | Thin oil lubricating bearing part |
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| Publication number | Publication date |
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| CN104141629A (en) | 2014-11-12 |
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