CN201307800Y - A water-filling motor bearing base mechanism of submersible pump - Google Patents
A water-filling motor bearing base mechanism of submersible pump Download PDFInfo
- Publication number
- CN201307800Y CN201307800Y CNU2008202048081U CN200820204808U CN201307800Y CN 201307800 Y CN201307800 Y CN 201307800Y CN U2008202048081 U CNU2008202048081 U CN U2008202048081U CN 200820204808 U CN200820204808 U CN 200820204808U CN 201307800 Y CN201307800 Y CN 201307800Y
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- water
- bearing
- filling
- cavity
- bearing base
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Abstract
The utility model discloses a water-filling motor bearing base mechanism of submersible pump, which comprises a seal bearing base connected with a motor shell, and a sealing device; the seal bearing base comprises an upper part and a lower part which are mutually connected through bolts in sealing manner; wherein, the upper part is an inverted bowl-shaped water cavity seal base with connecting flanges on both ends and the sealing device is mounted on the upper end of the water cavity seal base; the lower part is bearing base with flange on one end; a graphite slide bearing which is separated to form an upper segment and a lower segment up and down is mounted in the bearing base; a small water-filling hollow cavity is formed in the space between the upper and lower segments of the graphite slide bearing; the small water-filling hollow cavity is communicated with the exterior of the seal bearing base through a small water outlet hole; a large water-filling hollow cavity is arranged on the upper segment of the graphite slide bearing and is the hollow cavity formed in the interior of the water cavity seal base and the bearing base which are connected through flanges; the large water-filling hollow cavity is communicated with the exterior of the seal bearing base through a large water outlet hole arranged close to the root part of the flange; besides, a power cord lead-out hole is arranged on the large water-filling hollow cavity; the structure adopts a separate-type seal bearing base; thereby, the space of large water-filling hollow cavity is improved, the infiltration of the graphite slide bearing is guaranteed and the lubrication and cooling capacities are improved.
Description
Technical field
The utility model relates to a kind of Underwater pump bearing seat mechanism, especially immersible pump water-filling motor bearings seat mechanism.
Background technology
Immersible pump is when using the water-filling motor, be in whole motor, to be full of water, water has the effect of cooling and lubricating bearings, at this moment what and key that the lubricating ability and the sealing property of bearing is product quality of quantity of circulating water, present immersible pump water-filling motor bearings seat mechanism, generally comprise the sealed bearing and the sealing device that connect with electric machine casing, the graphite sliding bearings that separate two joints up and down also are installed in the sealing bearing pedestal, and be provided with the power line guide hole, wherein form a little water-filling cavity between the graphite sliding bearing distance of separation of two joints, by the conducting of little limbers to sealed bearing, last arthrolith China ink sliding bearing top also is provided with big water-filling cavity, by the conducting of big limbers to sealed bearing, usually sealed bearing is designed to integral structure, as shown in Figure 1, the big water-filling void space of the sealed bearing of this kind structure is little, this is because its complex structure, the difficulty and the cost that increase its manufacturing process of space of big water-filling cavity can be higher, therefore the quantity of circulating water that stores is to the lack of fill-out of graphite sliding bearing, when the rotating shaft high speed rotating, the excessive sintering of the easy high temperature of graphite sliding bearing, the influence running, its sealing device just adopts two stacked backbone sealing ring one-way sealings simultaneously, sealing property is not high, be easy to generate the water infiltration leakage, lubricated and cooling there are certain influence, are easy to generate quality problems.
The utility model content
The technical problems to be solved in the utility model provides and a kind ofly can increase quantity of circulating water, guarantees the infiltration to graphite sliding bearing, improves immersible pump water-filling motor bearings seat mechanism lubricated and the cooling ability.
For solving the problems of the technologies described above, the technical solution of the utility model is: immersible pump water-filling motor bearings seat mechanism of the present utility model comprises sealed bearing and the sealing device that connects with electric machine casing, the graphite sliding bearings that separate two joints up and down also are installed in the sealing bearing pedestal, and be provided with the power line guide hole, wherein form a little water-filling cavity between the graphite sliding bearing distance of separation of two joints, by the conducting of little limbers to sealed bearing, last arthrolith China ink sliding bearing top also is provided with big water-filling cavity, by the conducting of big limbers to sealed bearing, be characterized in: described sealed bearing includes the two parts up and down that connect with bolt seal mutually, wherein top is the bowl-shape water cavity seal receptacle of back-off of a two ends band connecting flange, sealing device end mounted thereto, the lower part is the bearing pedestal that one one end has flange, described China ink sliding bearing of two arthrolith up and down and formed little water-filling cavity and little limbers just are arranged in this bearing pedestal, described big water-filling cavity is to connect back its inner formed cavity with bearing pedestal by connecting flange and flange by the water cavity seal receptacle to constitute, described big limbers is arranged on the root near flange, and be in the black sliding bearing of arthrolith above.
As optimal technical scheme of the present utility model be: described sealing device comprises one, and to be arranged on water cavity seal receptacle upper end outer and by the oil sealing cover of bolt and its sealed attachment, with an end surface mechanical sealing spare that is arranged on inside, water cavity seal receptacle upper end, wherein in the oil sealing cover backbone sealing ring is installed.
The beneficial effects of the utility model are: because the utility model has adopted split type sealed bearing, when increasing big water-filling void space, it is simplified the structure, reduce manufacture difficulty and manufacturing cost, increased quantity of circulating water, assurance is to the infiltration of graphite sliding bearing, lubricated and cooling ability have been improved, can introduce simultaneously the sealing device of two way seal, add the better end surface mechanical sealing spare of sealing property, this is that in the prior art big water-filling cavity internal cause space is too small and can't realize, has improved sealing property greatly, guarantee the circulation that water-filling is good, further improved product quality.
Description of drawings
Fig. 1 is the cutaway view of the immersible pump water-filling motor bearings seat mechanism of prior art.
Fig. 2 is the cutaway view of the utility model immersible pump water-filling motor bearings seat mechanism.
Embodiment
Below in conjunction with accompanying drawing immersible pump water-filling motor bearings seat mechanism of the present utility model is described in more detail.
By shown in Figure 1, the immersible pump water-filling motor bearings seat mechanism of prior art comprises sealed bearing 2 and the sealing device 3 that connects with electric machine casing 1, the graphite sliding bearings 4 that separate two joints up and down also are installed in the sealing bearing pedestal 2, and be provided with power line guide hole 13, wherein form a little water-filling cavity 5 between the graphite sliding bearing distance of separation of two joints, by 6 conductings of little limbers to sealed bearing 2, last arthrolith China ink sliding bearing top also is provided with big water-filling cavity 7, by 8 conductings of big limbers to sealed bearing 2, this kind sealed bearing 2 is integral structures, its big water-filling cavity 7 spaces are little, this is because its complex structure, the difficulty and the cost that increase its manufacturing process of space of big water-filling cavity can be higher, therefore the quantity of circulating water that stores is to the lack of fill-out of graphite sliding bearing, when the rotating shaft high speed rotating, the excessive sintering of the easy high temperature of graphite sliding bearing, the influence running, its sealing device just adopts two stacked backbone sealing ring one-way sealings simultaneously, sealing property is not high, be easy to generate the water infiltration leakage, lubricated and cooling there are certain influence, are easy to generate quality problems.
By shown in Figure 2, immersible pump water-filling motor bearings seat mechanism of the present utility model comprises sealed bearing 2 and the sealing device 3 that connects with electric machine casing 1, the graphite sliding bearings 4 that separate two joints up and down also are installed in the sealing bearing pedestal 2, and be provided with power line guide hole 13, wherein form a little water-filling cavity 5 between the graphite sliding bearing distance of separation of two joints, by 6 conductings of little limbers to sealed bearing 2, last arthrolith China ink sliding bearing top also is provided with big water-filling cavity 7, by 8 conductings of big limbers to sealed bearing 2, described sealed bearing 2 includes the two parts up and down that connect with bolt seal mutually, wherein top is the bowl-shape water cavity seal receptacle 9 of back-off of a two ends band connecting flange 12, sealing device 3 ends mounted thereto, the lower part is the bearing pedestal 11 that one one end has flange 10, described China ink sliding bearing 4 of two arthrolith up and down and formed little water-filling cavity 5 and little limbers 6 just are arranged in this bearing pedestal 11, described big water-filling cavity 7 is to connect back its inner formed cavity with bearing pedestal 11 by connecting flange 12 and flange 10 by water cavity seal receptacle 9 to constitute, described big limbers 8 is arranged on the root near flange 10, and be in the black sliding bearing of arthrolith above.Sealed bearing 2 in the utility model is split type, processes after water cavity seal receptacle 9 and bearing pedestal 11 adopt metal casting, on its coupled position and power line guide hole sealing ring is installed also.
By shown in Figure 2, as preferred implementation of the present utility model be: described sealing device 3 comprises that one is arranged on outside water cavity seal receptacle 9 upper ends and by the oil sealing cover 14 of bolt and its sealed attachment, with an end surface mechanical sealing spare 15 that is arranged on inside, water cavity seal receptacle 9 upper end, wherein in the oil sealing cover 14 backbone sealing ring 16 is installed.Wherein end surface mechanical sealing spare 15 can adopt single mechanical end face seal part or double mechanical seal spare, and oil sealing cover 14 also is equipped with sealing ring with water cavity seal receptacle 9 conjunction planes.
Because the utility model has adopted split type sealed bearing, when increasing big water-filling void space, it is simplified the structure, reduce manufacture difficulty and manufacturing cost, increased quantity of circulating water, assurance is to the infiltration of graphite sliding bearing, lubricated and cooling ability have been improved, can introduce simultaneously the sealing device of two way seal, add the better end surface mechanical sealing spare of sealing property, this is that in the prior art big water-filling cavity internal cause space is too small and can't realize, has improved sealing property greatly, guarantee the circulation that water-filling is good, further improved product quality.
The above be the utility model preferred embodiment, it does not constitute the restriction to the utility model protection range, so long as realize the purpose of this utility model with essentially identical means, all should belong to protection range of the present utility model.
Claims (2)
1. immersible pump water-filling motor bearings seat mechanism, comprise the sealed bearing (2) and the sealing device (3) that connect with electric machine casing (1), the graphite sliding bearings (4) that separate two joints up and down also are installed in the sealing bearing pedestal (2), and be provided with power line guide hole (13), wherein form a little water-filling cavity (5) between the graphite sliding bearing distance of separation of two joints, by little limbers (6) conducting to sealed bearing (2), the top big water-filling cavity (7) that also is provided with of last arthrolith China ink sliding bearing, by big limbers (8) conducting to sealed bearing (2), it is characterized in that: described sealed bearing (2) includes the two parts up and down that connect with bolt seal mutually, wherein top is the bowl-shape water cavity seal receptacle (9) of back-off of two ends band connecting flanges (12), sealing device (3) end mounted thereto, the lower part is the bearing pedestal (11) that one one end has flange (10), described China ink sliding bearing (4) of two arthrolith up and down and formed little water-filling cavity (5) and little limbers (6) just are arranged in this bearing pedestal (11), described big water-filling cavity (7) is to connect back its inner formed cavity with bearing pedestal (11) by connecting flange (12) and flange (10) by water cavity seal receptacle (9) to constitute, described big limbers (8) is arranged on the root near flange (10), and be in the black sliding bearing of arthrolith above.
2. immersible pump water-filling motor bearings seat mechanism according to claim 1, it is characterized in that: described sealing device (3) comprises one, and to be arranged on water cavity seal receptacle (9) upper end outer and by the oil sealing cover (14) of bolt and its sealed attachment, with an end surface mechanical sealing spare (15) that is arranged on inside, water cavity seal receptacle (9) upper end, wherein in the oil sealing cover (14) backbone sealing ring (16) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202048081U CN201307800Y (en) | 2008-12-04 | 2008-12-04 | A water-filling motor bearing base mechanism of submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202048081U CN201307800Y (en) | 2008-12-04 | 2008-12-04 | A water-filling motor bearing base mechanism of submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201307800Y true CN201307800Y (en) | 2009-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202048081U Expired - Fee Related CN201307800Y (en) | 2008-12-04 | 2008-12-04 | A water-filling motor bearing base mechanism of submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201307800Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767534A (en) * | 2012-06-28 | 2012-11-07 | 福建省银象电器有限公司 | Sealing device for motor output shaft of multistage submersible pump for high-water head well |
| CN108448790A (en) * | 2018-06-15 | 2018-08-24 | 博远机电（嘉兴）有限公司 | Permanent magnet motor and immersible pump |
-
2008
- 2008-12-04 CN CNU2008202048081U patent/CN201307800Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102767534A (en) * | 2012-06-28 | 2012-11-07 | 福建省银象电器有限公司 | Sealing device for motor output shaft of multistage submersible pump for high-water head well |
| CN108448790A (en) * | 2018-06-15 | 2018-08-24 | 博远机电（嘉兴）有限公司 | Permanent magnet motor and immersible pump |
| CN108448790B (en) * | 2018-06-15 | 2023-12-01 | 博远机电（嘉兴）有限公司 | Permanent magnet motor and submersible pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: UANGDONG RUIRONG PUMP INDUSTRY CO., LTD. Free format text: FORMER NAME: RUIRONG PUMP INDUSTRY CO. LTD., JIANGMEN CITY |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Du Ruan North Road Pengjiang District Guangdong city of Jiangmen Province, No. 22 529075 Patentee after: GUANGDONG RUIRONG PUMP INDUSTRY CO., LTD. Address before: 529000 Guangdong Jiangmen Duruan Long Bang Industrial Zone North Huanzhen Road No. 68 Patentee before: Jiangmen Ruirong Pump Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090909 Termination date: 20161204 |