CN2668894Y - Pipeline shielded electric pump - Google Patents
Pipeline shielded electric pump Download PDFInfo
- Publication number
- CN2668894Y CN2668894Y CNU032608543U CN03260854U CN2668894Y CN 2668894 Y CN2668894 Y CN 2668894Y CN U032608543 U CNU032608543 U CN U032608543U CN 03260854 U CN03260854 U CN 03260854U CN 2668894 Y CN2668894 Y CN 2668894Y
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- CN
- China
- Prior art keywords
- pump
- stator
- bearing
- stainless steel
- motor
- 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 relates to a pipeline shielded electric pump, comprising an electromotor and a water pump. The utility model is characterized in that the electromotor which adopts a three-phase shielding type structure is co-axially connected into a sealing integration with the centrifugal water pump, so that a set of pipeline transfusion mechanism device is formed. The three-phase shielding electromotor mainly comprises a stator, a rotor, a stator shielding sleeve, a rotor shielding sleeve, a sliding bearing, a bearing seat, a thrust bearing, a circulation pipe, a deflation valve, a coil, a stainless steel rotary axle, etc. The centrifugal water pump comprises a blade wheel, a pump body, a filter screen, a back opening ring, a base, etc. As the pipeline shielded electric pump has the advantages of easy use, compact structure, no pollution, no leakage, low noise, etc., the pipeline shielded electric pump can be widely used in central heating equipment.
Description
(1) technical field:
The utility model is a kind of pipeline shielded electric-pump, is the product of pump, machine unification, belongs to pump class electromechanical equipment.
(2) background technique:
The common pipe electric pump of existing market circulation because of adopting old-fashioned mechanical seal, thereby causes occurring fed sheet of a media and often leaks, befouling environment, problem such as operational reliability is poor, and is difficult in maintenance, and noise is big, the life-span is low.In order to overcome above deficiency, it is the purpose of this utility model, provide a kind of novel pipeline shielded electric-pump, this pump adopts the totally-enclosed unique texture that does not have the machinery sealing, the stator of motor and rotor adopt stainless steel sleeve shield gasket respectively, and the liquid of conveying can directly enter motor internal and cool off and lubricate.
(3) summary of the invention:
The utility model is a kind of pipeline shielded electric-pump, and this pump is made up of motor and water pump two-part, it is characterized in that: this motor adopts phase shielded formula structure, forms set of tubes transfusion mechanical device with the coaxial sealing integral body that is linked to be of Centrifugal water pump.This phase shielded motor mainly is made up of stator, rotor, stator can, Rotor can, sliding bearing, bearing support, thrust-bearing, Circulation pipe, bleed valve, coil, stainless steel rotating shaft etc.
The stator of this phase shielded motor and rotor adopt stainless steel sleeve to form stator, Rotor can and constitute a sealed whole through argon arc welding respectively, device need not adopt mechanical seal, and motor cavity is full of fed sheet of a media, can reduce the temperature rise and the lubrication sliding bearing of motor;
Wherein, sliding bearing is contained in stainless steel rotating shaft two ends, play supporting role.Its adopts resin impregnation graphite is material, forms through high temperature sintering, has high temperature resistant, rub resistance, characteristics such as corrosion-resistant, lower than common steel bearing noise, the life-span is long;
Wherein, thrust-bearing is contained in the sliding bearing port, bearing axial pushing force, and it adopts stainless steel material, and surperficial coated with hard alloy forms through grinding again, and it is little to have a frictional loss, advantages such as long service life;
Wherein, bleed valve adopts high pressure needle valve, is contained in motor housing top, and its effect is the air that drains in the motor cavity, allows the medium of being carried be full of motor cavity, simultaneously, when also avoiding electric pump work, slides up and down bearing and dry friction occurs because of dehydration;
In addition, bearing support links to each other with the motor housing two ends, and the Circulation pipe two ends are connected with bearing support with the pump housing respectively, and coil winding is in the stator inboard.
This Centrifugal water pump is made up of impeller, the pump housing, filter screen, back of the body choma and base etc.
Casting impeller is installed in stainless steel rotating shaft top, and is fastening with fastening piece; Sealing part is handled through antirust Du Chrome, avoids producing the stall phenomenon because of the corruption rust; Impeller is provided with back of the body choma automatic balancing arrangement, can adjust the end thrust of impeller automatically, alleviates the load of bearing, prolongs the life-span of bearing;
Wherein, the pump housing adopts scroll shape, fuses by fixing bolt and motor housing, has constituted whole equipment.Delivery side of pump is equipped with stainless steel self-wash type filter screen, thereby plays voluntarily cleaning and filtering, do not stopped up by foreign material, enters motor cavity so that circulating liquid is smooth and easy by Circulation pipe, reaches the effect of lubricating bearings, cooling motor.
Because this pipeline shielded electric-pump is easy to use, compact structure, pollution-free, do not have and advantage such as leak, noise is low, so be widely used in the central heating equipment.As delivering hot water's power, it is the ideal equipment of heating power exchange station pipeline central heatings such as hotel, hospital, factory, residential quarter, is to belong to a kind of environmental type upgrading regeneration product.
(4) description of drawings:
Fig. 1 is the pipeline shielded electric-pump schematic representation of the utility model.
Fig. 2 is the local enlarged diagram of stator, Rotor can.
Number in the figure is as follows:
1 stator, 2 rotors, 3 stator cans, 4 Rotor cans, 5 sliding bearings
6 bearing supports, 7 thrust-bearings, 8 Circulation pipes, 9 bleed valves, 10 coils
11 stainless steel rotating shafts, 12 impellers, 13 pump housings, 14 filter screens, 15 back of the body chomas, 16 bases.
(5) specific implementation method:
Please cooperate and consult Fig. 1, shown in Figure 2, the utility model is a kind of pipeline shielded electric-pump, and this electric pump is made up of phase shielded motor and Centrifugal water pump two-part.Motor portion mainly contains: component such as stator 1, rotor 2, stator can 3, Rotor can 4, sliding bearing 5, bearing support 6, thrust-bearing 7, Circulation pipe 8, bleed valve 9, coil 10, stainless steel rotating shaft 11.
Wherein, it is a sealed whole that stator can 3 usefulness corrosion resistant plates are welded by argon arc, and the resistant to elevated temperatures H utmost point of coil 10 usefulness polyimide high strength enamelled wire is wound on the stator inboard, guarantees electric pump running reliably under the situation of carrying 95 degree hot water; In like manner, Rotor can 4 also seals into an integral body with corrosion resistant plate by argon arc welding, and the liquid medium of conveying can enter motor cavity, reaches lubrication sliding bearing, the purpose of cooling motor temperature rise; Installation interval between two housings 3,4 is 1 millimeter; Sliding bearing 5 is contained in the two ends of stainless steel rotating shaft 11, play supporting role; Thrust-bearing 7 is contained in the port of sliding bearing 5, bearing axial pushing force; Bleed valve 9 is contained in motor housing top, can drain the air in the motor cavity, allows the medium of being carried be full of motor cavity; Rotor 2 centers are passed in stainless steel rotating shaft 11, by bearing support 6, are fixed on the medial axis by sliding bearing 5 and thrust-bearing 7.Bearing support 6 links to each other with the motor housing two ends, and Circulation pipe 8 two ends are connected with bearing support 6 with the pump housing 13 respectively.
In addition, this Centrifugal water pump mainly is made up of component such as impeller 12, the pump housing 13, filter screen 14, back of the body choma 15, bases 16.Impeller 12 is contained in stainless steel rotating shaft 11 tops and fastening with fastening piece.Back of the body choma 15 is installed between impeller 12 and the thrust-bearing 7, and it can adjust the end thrust of impeller 12 automatically, alleviates bearing load.The pump housing 13 adopts scroll shape, fuses by fixing bolt and motor housing.Filter screen 14 is made by the stainless steel mesh, is installed in the delivery side of pump place.By being transferred liquid flushing voluntarily constantly, play the effect of filtering and not stopped up, thereby make liquid fully reach motor cavity by Circulation pipe by foreign material.
Claims (1)
1. pipeline shielded electric-pump, this pump is made up of motor and water pump two-part, it is characterized in that: this motor adopts phase shielded formula structure, forms set of tubes transfusion mechanical device with the coaxial sealing integral body that is linked to be of Centrifugal water pump; This phase shielded motor is mainly by stator, rotor, stator can, Rotor can, sliding bearing, bearing support, thrust-bearing, Circulation pipe, bleed valve, coil, compositions such as stainless steel rotating shaft, wherein stator and rotor adopt stainless steel sleeve to form stator through welding respectively, Rotor can and constitute a sealed whole, sliding bearing is contained in stainless steel rotating shaft two ends, thrust-bearing is contained in the sliding bearing port, bearing support links to each other with the motor housing two ends, the Circulation pipe two ends are connected with bearing support with the pump housing respectively, coil winding is in the stator inboard, bleed valve adopts high pressure needle valve, is contained in motor housing top; This Centrifugal water pump is made up of impeller, the pump housing, filter screen, back of the body choma and base etc., casting impeller is installed in stainless steel rotating shaft top and fastening with fastening piece, impeller is provided with back of the body choma automatic balancing arrangement, the pump housing adopts scroll shape, fuse by fixing bolt and motor casing, delivery side of pump is equipped with stainless steel self-wash type filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032608543U CN2668894Y (en) | 2003-08-11 | 2003-08-11 | Pipeline shielded electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU032608543U CN2668894Y (en) | 2003-08-11 | 2003-08-11 | Pipeline shielded electric pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2668894Y true CN2668894Y (en) | 2005-01-05 |
Family
ID=34438345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU032608543U Expired - Fee Related CN2668894Y (en) | 2003-08-11 | 2003-08-11 | Pipeline shielded electric pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2668894Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251991A (en) * | 2011-08-19 | 2011-11-23 | 江苏大学 | Axial force balance device and method for shield pump |
| CN102761193A (en) * | 2011-04-26 | 2012-10-31 | 上海润驰电气有限公司 | Direct current motor for solar water pump system |
| CN101988511B (en) * | 2009-07-30 | 2013-09-11 | 上海新沪电机厂有限公司 | Pipeline shielding structural electric pump working in manner of internal circulation |
| CN104047868A (en) * | 2014-06-27 | 2014-09-17 | 厦门市益能泵业有限公司 | Mute fire fighting pressure stabilizing and boosting device |
-
2003
- 2003-08-11 CN CNU032608543U patent/CN2668894Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101988511B (en) * | 2009-07-30 | 2013-09-11 | 上海新沪电机厂有限公司 | Pipeline shielding structural electric pump working in manner of internal circulation |
| CN102761193A (en) * | 2011-04-26 | 2012-10-31 | 上海润驰电气有限公司 | Direct current motor for solar water pump system |
| CN102251991A (en) * | 2011-08-19 | 2011-11-23 | 江苏大学 | Axial force balance device and method for shield pump |
| CN102251991B (en) * | 2011-08-19 | 2014-05-28 | 江苏大学 | Axial force balance device and method for shield pump |
| CN104047868A (en) * | 2014-06-27 | 2014-09-17 | 厦门市益能泵业有限公司 | Mute fire fighting pressure stabilizing and boosting device |
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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 |