CN2549223Y - Monophase immersible electric pump with multi-stage copper alloy sleeves and slide bearings - Google Patents
Monophase immersible electric pump with multi-stage copper alloy sleeves and slide bearings Download PDFInfo
- Publication number
- CN2549223Y CN2549223Y CN 02235066 CN02235066U CN2549223Y CN 2549223 Y CN2549223 Y CN 2549223Y CN 02235066 CN02235066 CN 02235066 CN 02235066 U CN02235066 U CN 02235066U CN 2549223 Y CN2549223 Y CN 2549223Y
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- China
- Prior art keywords
- rotating shaft
- water inlet
- copper alloy
- axle sleeve
- rotor
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a mono-phase immersible electric pump with multi-stage copper alloy sleeves and slide bearings. A rotating shaft at the lower part of a rotor is tightly sleeved with a copper alloy inner shaft sleeve; a base lower bearing seat at the outer side of the copper alloy inner shaft sleeve is fixed with a copper alloy outer shaft sleeve; a rotating shaft at the upper part of the rotor is tightly sleeved with another copper alloy inner shaft sleeve; a water inlet knot bearing seat at the outer side of the copper alloy inner shaft sleeve is fixed with another copper alloy outer shaft sleeve. The upper end of the base lower bearing seat is connected with an asbestos iron rubbing tray which is provided with a thrust copper tray that tightly matched and connected with the rotating shaft. The rotating shaft in the water inlet knot is sleeved with a sand throwing tray which is covered at the upper end of an upper bearing seat water seal in the water inlet knot. The utility model has the advantages of simple structure, safe and reliable use, log service life, simple mounting, labor saving and material saving.
Description
Technical field
The utility model relates to the Submerged Motor Pumps technical field, is a kind of single-phase multistage full alloy copper sheathing immersion type sliding bearing Submerged Motor Pumps.
Background technique
At present, existing single-phase Submerged Motor Pumps, major part is oil immersed type, Mechanical Sealed Type, rolling bearing type, wherein, oil immersed type seal request height leaks easily, causes the motor water inlet to burn motor; Domestic also have immersion type water power pump, but still use rolling bearing in its motor, and it is unreliable to do bearing seal by oil sealing, once the bearing water inlet gets rusty easily, fragmentation, causes rotor to sweep thorax, dismounting inconvenience.
Summary of the invention
The purpose of this utility model provide a kind of simple in structure, safe and reliable, life-span long, install simple, save time, the single-phase multistage full alloy copper sheathing immersion type sliding bearing Submerged Motor Pumps of material-saving.
For achieving the above object, the utility model is taked following design proposal:
A kind of single-phase multistage full alloy copper sheathing immersion type sliding bearing Submerged Motor Pumps, in motor casing, be provided with rotating shaft, in rotating shaft, be with rotor, in the motor casing in the rotor outside, be provided with stator, lower end at motor casing is connected with base, step is arranged on base, be connected with into water joint in the upper end of motor casing, upper end at the water inlet joint is connected with pump case, and stator is arranged in pump case, is socketed with impeller in rotating shaft, side at the water inlet joint has water intake, there is water outlet upper end at pump case, in the water inlet joint upper bearing bracket is arranged, and it is characterized in that:
Rotating shaft in the rotor bottom tightens engage sleeves and is connected to the Cuprum alloy internal axle sleeve, is fixed with the Cuprum alloy external axle sleeve on the base step in this Cuprum alloy internal axle sleeve outside;
Rotating shaft on rotor top tightens engage sleeves and is connected to the Cuprum alloy internal axle sleeve, is fixed with the Cuprum alloy external axle sleeve on the water inlet nodal axisn bearing in this Cuprum alloy internal axle sleeve outside.
Be connected with asbestos friction rail dish in base step upper end, this friction disk is provided with thrust copper dish, and this thrust copper dish is connected with the rotating shaft drive fit.
Be socketed with in the rotating shaft in the water inlet joint and get rid of emery disc, this gets rid of emery disc and covers in the upper bearing bracket upper end that intakes in saving.
The utility model has the advantages that: simple in structure, safe and reliable, life-span is long, it is simple to install, save time, material-saving.
Description of drawings
Fig. 1 is a structural representation of the present utility model
Embodiment
As shown in Figure 1: a kind of single-phase multistage full alloy copper sheathing immersion type sliding bearing Submerged Motor Pumps, in motor casing, be provided with rotating shaft 18, in rotating shaft 18, be with rotor 11, in the motor casing 7 in rotor 11 outsides, be provided with stator 10, be connected with base 15 in the lower end of motor casing 7, step 14 is arranged on base 15, be connected with into water joint 6 in the upper end of motor casing 7, upper end at water inlet joint 6 is connected with pump case 3, stator 23 is arranged in pump case 3, in rotating shaft 18, be socketed with impeller 2,4, in a side of water inlet joint 6 water intake 21 is arranged, in the upper end of pump case 3 water outlet 1 is arranged, in water inlet joint 6, upper bearing bracket 9 is arranged;
Rotating shaft 18 in rotor 11 bottoms tightens engage sleeves and is connected to Cuprum alloy internal axle sleeve 17, is fixed with Cuprum alloy external axle sleeve 16 on the base step 14 in these Cuprum alloy internal axle sleeve 17 outsides;
Rotating shaft 18 on rotor 11 tops tightens engage sleeves and is connected to Cuprum alloy internal axle sleeve 19, and the water inlet in these Cuprum alloy internal axle sleeve 19 outsides saves on 6 bearing supports 9 and is fixed with Cuprum alloy external axle sleeve 20, and water seal 24 is equipped with in its upper end, is used to prevent silt; Adopt the inside and outside axle sleeve of Cuprum alloy, can improve its working life.
Be connected with asbestos friction rail dish 13 in base 15 steps 14 upper ends, this friction disk 13 is provided with thrust copper dish 12, and this thrust copper dish 12 is connected with rotating shaft 18 drive fits.Adopt this thrust disc 12 to be contained in rotor 11 bottoms, friction disk 13 is contained in step 14 tops, be convenient to install, save time, laborsaving.
Be socketed with in the rotating shaft 18 in water inlet joint 6 and get rid of emery disc 8, this gets rid of emery disc 8 and covers in upper bearing bracket 9 upper ends that intake in saving.The effect of getting rid of emery disc 8 is that the silt particle in the anti-sealing enters in the Cuprum alloy exterior and interior axle sleeves 19,20.Getting rid of emery disc 8 can make with rubber material.
During use, open water filling screw 5 and in motor casing 7, inject clear water, make to be full of clear water in the motor casing, then the Cuprum alloy exterior and interior axle sleeves is by water lubrication, Submerged Motor Pumps is put into water, and power line 22 gives stator 10 power supplies, and makes rotor rotation, impeller is rotated (according to using needs, can make multi-stage impeller), water 20 enters from entering the mouth, from exporting 1 output, get rid of emery disc 8 and rotate with rotating shaft 18, the silt particle in can more effective anti-sealing enters in the Cuprum alloy exterior and interior axle sleeves; The thrust copper dish 12 and the asbestos friction rail dish 13 mutual pivoting frictions of rotating shaft 18 bottoms, and bear pressure, can improve working life greatly.
Claims (3)
1, a kind of single-phase multistage full alloy copper sheathing immersion type sliding bearing Submerged Motor Pumps, in motor casing, be provided with rotating shaft, in rotating shaft, be with rotor, in the motor casing in the rotor outside, be provided with stator, lower end at motor casing is connected with base, step is arranged on base, be connected with into water joint in the upper end of motor casing, upper end at the water inlet joint is connected with pump case, be socketed with impeller and last impeller down in the rotating shaft in pump case, a side that saves in water inlet has water intake, and water outlet is arranged in the upper end of pump case, in the water inlet joint, upper bearing bracket is arranged, it is characterized in that:
Rotating shaft in the rotor bottom tightens engage sleeves and is connected to the Cuprum alloy internal axle sleeve, is fixed with the Cuprum alloy external axle sleeve on the base step in this Cuprum alloy internal axle sleeve outside;
Rotating shaft on rotor top tightens engage sleeves and is connected to the Cuprum alloy internal axle sleeve, is fixed with the Cuprum alloy external axle sleeve on the water inlet nodal axisn bearing in this Cuprum alloy internal axle sleeve outside.
2, Submerged Motor Pumps according to claim 1 is characterized in that: be connected with asbestos friction rail dish in base step upper end, this friction disk is provided with thrust copper dish, and this thrust copper dish is connected with the rotating shaft drive fit.
3, Submerged Motor Pumps according to claim 1 and 2 is characterized in that: be socketed with in the rotating shaft in the water inlet joint and get rid of emery disc, this gets rid of emery disc and covers in the upper bearing bracket upper end that intakes in saving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02235066 CN2549223Y (en) | 2002-05-29 | 2002-05-29 | Monophase immersible electric pump with multi-stage copper alloy sleeves and slide bearings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02235066 CN2549223Y (en) | 2002-05-29 | 2002-05-29 | Monophase immersible electric pump with multi-stage copper alloy sleeves and slide bearings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2549223Y true CN2549223Y (en) | 2003-05-07 |
Family
ID=33709686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02235066 Expired - Fee Related CN2549223Y (en) | 2002-05-29 | 2002-05-29 | Monophase immersible electric pump with multi-stage copper alloy sleeves and slide bearings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2549223Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644273B (en) * | 2008-08-06 | 2012-02-15 | 贝克休斯公司 | Downhole rotating tool with scale resistant radial bearing |
| CN106402015A (en) * | 2016-11-29 | 2017-02-15 | 玉田县永信机械制造有限公司 | Double-sand-throwing-ring sand preventing device of submersible electric pump |
-
2002
- 2002-05-29 CN CN 02235066 patent/CN2549223Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644273B (en) * | 2008-08-06 | 2012-02-15 | 贝克休斯公司 | Downhole rotating tool with scale resistant radial bearing |
| CN106402015A (en) * | 2016-11-29 | 2017-02-15 | 玉田县永信机械制造有限公司 | Double-sand-throwing-ring sand preventing device of submersible electric pump |
| CN106402015B (en) * | 2016-11-29 | 2018-09-25 | 玉田县永信机械制造有限公司 | A kind of double sand-throwing ring sand control installations of submersible pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |