CN203722384U - Submersible motor with anti-sediment structure - Google Patents
Submersible motor with anti-sediment structure Download PDFInfo
- Publication number
- CN203722384U CN203722384U CN201420079897.7U CN201420079897U CN203722384U CN 203722384 U CN203722384 U CN 203722384U CN 201420079897 U CN201420079897 U CN 201420079897U CN 203722384 U CN203722384 U CN 203722384U
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- China
- Prior art keywords
- sand
- bearing
- throwing ring
- oil seal
- mounting hole
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Abstract
The utility model relates to a submersible motor with an anti-sediment structure. The submersible motor includes a motor shaft head, a sand throwing ring, an upper guide bearing seat, a stator component, a lower guide bearing seat, a base and a regulator cover. The upper portion of an oil seal pipe on the upper guide bearing seat is equipped with the sand throwing ring. The periphery of the sand throwing ring projects downwards to form a projecting ring. The lower edge of the projecting ring covers the oil seal pipe. The submersible motor with the anti-sediment structure is characterized in that the upper edge of the sand throwing ring inclines downwards to form a frustum bevel; a sand prevention cover is installed between the sand throwing ring and the oil seal pipe, the periphery of the sand prevention cover is in the shape of a stair, a lower surface of the sand prevention cover projects downwards to form a sand prevention cover boss, the sand prevention cover covers the upper end of the oil seal pipe, and the sand prevention cover boss is stuffed into the oil seal pipe; and an entire key groove of the motor shaft head extends out of the sand throwing ring. The submersible motor with the anti-sediment structure is good in anti-sediment effect, and better in anti-sediment when using a rubber sand throwing ring.
Description
Technical field
The utility model relates to a kind of submersible motor with anti-silt particle structure.
Background technology
Existing submersible motor is strict to the water quality requirement of carried water, in the water specifying in national standard, silt content is not more than 0.01%, and in fact the silt content in well is all greater than this numerical value, like this, reduce widely the useful life of submersible motor, increased user's use cost; Particularly, in the water of new well-digging, sand content is larger, and solving the large problem of sand content becomes the task of top priority.The submersible motor of existing anti-silt particle structure is simple in structure, and cast iron sand-throwing ring is connected by flat key with motor shaft, and junction exists gap; Upper leading axle bearing is open type, between sand-throwing ring and upper leading axle bearing, has another gap.Run up in process at motor, in water, silt particle is easily scurried into upper leading axle bearing inner chamber by two gaps, place along motor shaft.And sand-throwing ring top is plane, easily assembles silt particle, finally cause oil sealing, guide bearing rapid wearing, affect water pump and normally use, severe patient is motor damage even.
Summary of the invention
In order to overcome the above-mentioned deficiency of the existing submersible motor with anti-silt particle structure, the utility model provides one effectively to prevent that silt particle from entering upper leading axle bearing along shaft extension gap, reduce the wearing and tearing of oil sealing and guide bearing, increase the motor submersible motor with anti-silt particle structure in useful life.
The submersible motor originally with anti-silt particle structure comprises motor shaft head, sand-throwing ring, upper leading axle bearing, stator component, lower leading axle bearing, base and pressure regulating cover; Upper leading axle bearing, stator component, lower leading axle bearing, base tighten together successively with pressure regulating cover; Upper leading axle bearing has a bearing pedestal shell, boss and bearing pedestal main body, and the lower end of bearing pedestal shell is opened wide, and upper end is end cap, and boss, on end cap, is oil seal tube on boss; Bearing pedestal main body is vertical with end cap in bearing pedestal shell, and bearing pedestal shell, end cap, boss and bearing pedestal main body are integrated, and bearing pedestal main body has a bearing mounting hole, has an annular groove in the upper end of bearing mounting hole; The bottom that is positioned at annular groove at bearing mounting hole is installed with the first top guide bearing and the second top guide bearing, the first axle sleeve is installed in the first top guide bearing, the length of the first axle sleeve is greater than the length of the first top guide bearing, the second axle sleeve is installed in the second top guide bearing, and the length of the second axle sleeve is greater than the length of the second top guide bearing; The top of annular groove is seal mounting hole, seal mounting hole is in oil seal tube, the axis of seal mounting hole and bearing mounting hole are same axis, in seal mounting hole, two oil sealings are installed, in two oil sealings, oil-sealing sleeve is installed, on oil seal tube top, sand-throwing ring is installed, bulge loop is protruded into downwards in the surrounding of sand-throwing ring, the lower edge of bulge loop covers oil seal tube, and oil seal tube upper end is higher than the lower edge of sand-throwing ring; Motor shaft is through the second axle sleeve and the first axle sleeve, and the motor shaft head of motor shaft stretches out through oil-sealing sleeve and through the axis hole of sand-throwing ring, it is characterized in that:
The downward-sloping formation frustum of the upper edge inclined-plane of described sand-throwing ring; Sand control lid is installed between sand-throwing ring and oil seal tube, and the surrounding of sand control lid is stairstepping, faces down and protrude into sand control lid boss under sand control lid, and sand control lid covers in oil seal tube upper end, and sand control lid boss is filled in oil seal tube; The whole keyway of motor shaft head stretches out sand-throwing ring.
The above-mentioned submersible motor with anti-silt particle structure, is characterized in that: described sand-throwing ring is rubber sand-throwing ring.
The utility model is taked said structure, and sand control lid covers the top at oil seal tube, prevents that silt particle from entering upper leading axle bearing; Sand-throwing ring coordinates with motor shaft head better, effectively prevents that silt particle from stretching gap along the keyway of axle and entering upper leading axle bearing; Sand-throwing ring adopts inclined design, and the one, silt particle is difficult to retain, and the 2nd, can utilize centrifugal force that silt particle is thrown away to greatest extent in motor rotation simultaneously; As adopt rubber sand-throwing ring, anti-silt particle better effects if.Three-decker acting in conjunction, effectively prevents that silt particle from entering upper leading axle bearing along shaft extension gap, reduces the wearing and tearing of oil sealing and guide bearing, increases motor useful life.
Brief description of the drawings
Fig. 1 is the outline drawing of the utility model embodiment mono-.
Fig. 2 be the upper leading axle bearing of the utility model embodiment mono-along the cutaway view of motor shaft, relatively Fig. 1 amplifies.
Fig. 3 be the upper leading axle bearing of the utility model embodiment bis-along the cutaway view of motor shaft, relatively Fig. 1 amplifies.
In above-mentioned figure:
1-motor shaft head; 2-sand-throwing ring; 3-upper leading axle bearing; 4-stator component; 5-lower leading axle bearing;
6-base; 7-pressure regulating cover; 8-sand control lid; 9-oil sealing; 10-oil-sealing sleeve; 11-motor shaft;
The 12-the first axle sleeve; The 13-the first top guide bearing; 14-upper leading axle bearing housing; The 15-the second axle sleeve;
The 16-the second top guide bearing; 17-bearing pedestal shell; 18-bearing pedestal main body; 19-cavity;
20-bearing mounting hole; 21-end cap; 22-annular groove; 23-boss; 24-oil seal tube;
25-seal mounting hole, 26-oil sealing pipe end; 27-bulge loop; 28-sand control lid boss;
29-frustum inclined-plane; 30-axis hole; 31-keyway; 32-through hole; 33-rubber sand-throwing ring.
Embodiment
The specific embodiment of the present invention is provided by following embodiment and accompanying drawing thereof, but the present invention is not limited to following embodiment.
embodiment mono-
The submersible motor with anti-silt particle structure that Fig. 1 describes comprises motor shaft head 1, sand-throwing ring 2, upper leading axle bearing 3, stator component 4, lower leading axle bearing 5, base 6 and pressure regulating cover 7; Upper leading axle bearing 3, stator component 4, lower leading axle bearing 5, base 6 tighten together successively with pressure regulating cover 7.
Anti-silt particle structure and element are arranged on upper leading axle bearing 3, see Fig. 2, upper leading axle bearing 3 comprises a bearing pedestal shell 17, boss 23 and bearing pedestal main body 18, the lower end of figure bottom bracket shell 17 is opened wide, upper end is end cap 21, boss 23, on end cap 21, is oil seal tube 24 on boss 23, and the upper end of oil seal tube 24 is oil sealing pipe end 26; Bearing pedestal main body 18 is vertical with auspicious lid 21 in bearing pedestal shell 17, bearing pedestal shell 17, end cap 21, boss 23 are integrated with bearing pedestal main body 18, bearing pedestal main body 18 has a bearing mounting hole 20, bearing mounting hole 20 leads to the annular groove 22 on bearing mounting hole 20 tops from bottom to top, (in the present embodiment, the position of annular groove 22 is only for reference, the bottom surface of annular groove 22, higher than the bottom surface of end cap 21, has oblique through hole as through hole 32 between annular groove 22 and end cap 21; At the bottom of the upper end face of annular groove 22 in the upper end face of boss 23); The bottom that is positioned at annular groove 22 at bearing mounting hole 20 is installed with the first top guide bearing 13 and the second top guide bearing 16, the first axle sleeve 12 is installed in the first top guide bearing 16, the length of the first axle sleeve 12 is greater than the length of the first top guide bearing 13, the length that the second axle sleeve 15, the second axle sleeves 15 are installed in the second top guide bearing 16 is greater than the length of the second top guide bearing 16; The top of annular groove 22 is seal mounting hole 25, seal mounting hole 25 is in oil seal tube 24, the axis of seal mounting hole 25 and bearing mounting hole 20 are same axis, two oil sealings 9 are installed in seal mounting hole 25, in two oil sealings 9, oil-sealing sleeve 10 is installed, on oil seal tube 24 tops, sand-throwing ring 2 is installed, bulge loop 27 is protruded into downwards in the surrounding of sand-throwing ring 2, the main oil seal tube 24 of lower edge lid of bulge loop 27, oil seal tube upper end 26 is higher than the lower edge of sand-throwing ring 2; Motor shaft 11 is through the second axle sleeve 15 and the first axle sleeve 12, and motor shaft head 1(and the motor shaft 11 of motor shaft 11 are same axises) be through shaft seal cover 10 and stretch out through the axis holes 30 of sand-throwing ring 2, it is characterized in that:
The downward-sloping formation frustum of the upper edge inclined-plane 29 of described sand-throwing ring 2; Between sand-throwing ring 2 and oil seal tube 24, sand control lid 8 is installed, the surrounding of sand control lid 8 is stairstepping, faces down and protrude into sand control lid boss 28 under sand control lid 8, and sand control lid 8 covers in oil seal tube 24 upper ends, and sand control lid boss 28 is filled in oil seal tube 24.
In figure, the lower end of the keyway 31 of motor shaft head 1 exceeds the upper surface of sand-throwing ring 2, and the whole keyway 31 of motor shaft head 1 stretches out sand-throwing ring 2.
This example ground floor sand control: sand control lid 8 covers in oil seal tube 24(upper leading axle bearing) top, prevent that silt particle from entering upper leading axle bearing.
Second layer sand control: sand-throwing ring 2 and motor shaft head 1 tight fit, effectively prevent that silt particle from stretching gap along the keyway 31 of axle and entering upper leading axle bearing.
The 3rd layer of sand control: the inclined design of sand-throwing ring 2, the one, silt particle is difficult to retain, and the 2nd, can utilize centrifugal force that silt particle is thrown away to greatest extent in motor rotation simultaneously.
embodiment bis-
The present embodiment profile is identical with embodiment's mono-, sees Fig. 1.
The difference of the present embodiment and embodiment mono-is to have adopted rubber sand-throwing ring 33, is actually the shape serum cap identical with sand-throwing ring 2 of axis hole 30, sees Fig. 3, the better effects if of anti-silt particle.Other structure of the present embodiment is identical with embodiment mono-.
Claims (2)
1. have a submersible motor for anti-silt particle structure, it comprises motor shaft head, sand-throwing ring, upper leading axle bearing, stator component, lower leading axle bearing, base and pressure regulating cover; Upper leading axle bearing, stator component, lower leading axle bearing, base tighten together successively with pressure regulating cover; Upper leading axle bearing has a bearing pedestal shell, boss and bearing pedestal main body, and the lower end of bearing pedestal shell is opened wide, and upper end is end cap, and boss, on end cap, is oil seal tube on boss; Bearing pedestal main body is vertical with end cap in bearing pedestal shell, and bearing pedestal shell, end cap, boss and bearing pedestal main body are integrated, and bearing pedestal main body has a bearing mounting hole, has an annular groove in the upper end of bearing mounting hole; The bottom that is positioned at annular groove at bearing mounting hole is installed with the first top guide bearing and the second top guide bearing, the first axle sleeve is installed in the first top guide bearing, the length of the first axle sleeve is greater than the length of the first top guide bearing, the second axle sleeve is installed in the second top guide bearing, and the length of the second axle sleeve is greater than the length of the second top guide bearing; The top of annular groove is seal mounting hole, seal mounting hole is in oil seal tube, the axis of seal mounting hole and bearing mounting hole are same axis, in seal mounting hole, two oil sealings are installed, in two oil sealings, oil-sealing sleeve is installed, on oil seal tube top, sand-throwing ring is installed, bulge loop is protruded into downwards in the surrounding of sand-throwing ring, the lower edge of bulge loop covers oil seal tube, and oil seal tube upper end is higher than the lower edge of sand-throwing ring; Motor shaft is through the second axle sleeve and the first axle sleeve, and the motor shaft head of motor shaft stretches out through oil-sealing sleeve and through the axis hole of sand-throwing ring, it is characterized in that:
The downward-sloping formation frustum of the upper edge inclined-plane of described sand-throwing ring; Sand control lid is installed between sand-throwing ring and oil seal tube, and the surrounding of sand control lid is stairstepping, faces down and protrude into sand control lid boss under sand control lid, and sand control lid covers in oil seal tube upper end, and sand control lid boss is filled in oil seal tube; The whole keyway of motor shaft head stretches out sand-throwing ring.
2. the submersible motor with anti-silt particle structure according to claim 1, is characterized in that: described sand-throwing ring is rubber sand-throwing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420079897.7U CN203722384U (en) | 2014-02-25 | 2014-02-25 | Submersible motor with anti-sediment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420079897.7U CN203722384U (en) | 2014-02-25 | 2014-02-25 | Submersible motor with anti-sediment structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203722384U true CN203722384U (en) | 2014-07-16 |
Family
ID=51161507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420079897.7U Expired - Fee Related CN203722384U (en) | 2014-02-25 | 2014-02-25 | Submersible motor with anti-sediment structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203722384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871103A (en) * | 2016-05-23 | 2016-08-17 | 新界泵业集团股份有限公司 | Submersible motor provided with sedimentation type sand-proof structure |
| CN112688475A (en) * | 2020-12-29 | 2021-04-20 | 合肥恒大江海泵业股份有限公司 | Water-filled submersible motor |
-
2014
- 2014-02-25 CN CN201420079897.7U patent/CN203722384U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871103A (en) * | 2016-05-23 | 2016-08-17 | 新界泵业集团股份有限公司 | Submersible motor provided with sedimentation type sand-proof structure |
| CN105871103B (en) * | 2016-05-23 | 2018-06-12 | 新界泵业集团股份有限公司 | Submersible motor equipped with decanter type sand-prevention structure |
| CN112688475A (en) * | 2020-12-29 | 2021-04-20 | 合肥恒大江海泵业股份有限公司 | Water-filled submersible motor |
| CN112688475B (en) * | 2020-12-29 | 2021-10-22 | 合肥恒大江海泵业股份有限公司 | Water-filled submersible motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20200225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |