CN101187377A - Magnetic force pump - Google Patents
Magnetic force pump Download PDFInfo
- Publication number
- CN101187377A CN101187377A CNA2007101913089A CN200710191308A CN101187377A CN 101187377 A CN101187377 A CN 101187377A CN A2007101913089 A CNA2007101913089 A CN A2007101913089A CN 200710191308 A CN200710191308 A CN 200710191308A CN 101187377 A CN101187377 A CN 101187377A
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- polyether
- coupling
- pump shaft
- pump
- ether
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Abstract
The invention relates to a magnetic pump, which comprises a support bracket, a motor, an outer coupler which is driven by the motor, an inner coupler which is concentrically provided with the outer coupler and is driven by the magnetic force of the outer coupler to rotate, a separation sleeve which is arranged between the outer coupler and the inner coupler, a pump shaft whose one end is connected with the inner coupler, a blade wheel which is installed on the pump shaft, a pump casing which is located on the outer portion of the outer pump shaft and is fixedly connected with the support bracket, and a sliding bearing and a trust bearing which are concentrically provided with the pump shaft. The surfaces of the pump casing, the blade wheel, the inner coupler, the pump shaft, the separation sleeve, the sliding bearing and the trust bearing are coated with polyetheretherketone resin, or the blade wheel, the separation sleeve, the pump shaft, the sliding bearing and the trust bearing are made from polyetheretherketone resin, which can greatly increase the use field and the use temperature of the plastic magnetic pump, reduces the friction resistance and energy consumption in working, avoids elements from deforming, and increases the service life.
Description
Technical field
The present invention relates to a kind of magnetic drive pump.
Background technique
Magnetic drive pump rotates by coupling outside the driven by motor, and outer coupling rotates by coupling in the magneto drive, and simultaneously interior coupling impeller is rotated.There are not physics contact and friction between interior coupling and the outer coupling.But the internal surface of pump case, the surface of impeller, interior coupling, separation sleeve, pump shaft, sliding bearing and thrust bearing, and between other parts, still can have friction and collision.Simultaneously, magnetic drive pump is when work, and temperature and pressure is all very high in the pump case, and therefore heat resistance, hardness, the intensity to parts such as separation sleeve, internal and external antithetical couplet axial organs also has higher requirements.Magnetic drive pump of the prior art adopts metal to make the parts higher to requirement of strength such as pump case, impeller, interior coupling, though can make intensity reach requirement, anticorrosive, reduce aspect such as frictional damping and still be weak.And parts such as the separation sleeve that the employing plastics are made, sliding bearing, thrust bearing then make its intensity and resistance to high temperature reduce.The serviceability temperature of existing magnetic drive pump generally can not be above 80 degrees centigrade.
Summary of the invention
The object of the present invention is to provide a kind of anticorrosive, high temperature resistant, frictional damping is little, intensity is high magnetic drive pump.
In order to achieve the above object, the present invention adopts following technological scheme:
A kind of magnetic drive pump, comprise support, motor, by this motor-driven outer coupling, with the concentric following interior coupling that rotates of magneto drive of coupling outside that is provided with also of this outer coupling, be arranged on the separation sleeve between described outer coupling and the described interior coupling, the pump shaft that one end is connected with described interior coupling, be installed in the impeller on the described pump shaft, the pump case that is positioned at described pump shaft outside and is fixedly connected with described support, sliding bearing and thrust bearing with the concentric setting of described pump shaft, internal surface with described pump case, the whole surface of described impeller, the whole surface of coupling in described, the whole surface of described pump shaft, the whole surface of described separation sleeve, the whole surface of described sliding bearing, the whole surface of described thrust bearing, at least one surface wherein adopts the polyether-ether-ketone resin material to coat.
The described thickness that is coated on the polyether-ether-ketone resin layer of each parts surface is 3～5 millimeters.Be used for the polyether-ether-ketone resin material is coated on method on the described parts surface for adopting any one of spray mo(u)lding, injection moulding, compression molding, extrusion modling.Be used for making described pump case, described impeller, described in the material of at least one parts of coupling, described pump shaft be metal.Described polyether ketone resin material is pure polyether-ether-ketone resin or carbon fiber reinforced polyether-ether-ketone resin.
Another kind of technological scheme of the present invention is as follows:
A kind of magnetic drive pump, comprise support, motor, by this motor-driven outer coupling, with the concentric following interior coupling that rotates of magneto drive of coupling outside that is provided with also of this outer coupling, be arranged on the separation sleeve between described outer coupling and the described interior coupling, the pump shaft that one end is connected with described interior coupling, be installed in the impeller on the described pump shaft, the pump case that is positioned at described pump shaft outside and is fixedly connected with described support, sliding bearing and thrust bearing with the concentric setting of described pump shaft are used to make described impeller, described separation sleeve, described pump shaft, described sliding bearing, the material of at least one parts in the described thrust bearing is the polyether-ether-ketone resin material.
Method with the described parts of polyether-ether-ketone resin made is molding and forming, compression molding or extruding and moulding.Described polyether ketone resin material is pure polyether-ether-ketone resin or carbon fiber reinforced polyether-ether-ketone resin.
Owing to adopted technique scheme, the present invention to have following advantage:
1, polyether-ether-ketone resin belongs to the high temperature heat-resistant thermoplastic plastic, can use at 250 degrees centigrade long-term down.Therefore adopt the surface of polyether-ether-ketone resin coating flow passage components, can improve the serviceability temperature of magnetic drive pump greatly, reach about 160 degrees centigrade.
2, polyether-ether-ketone has high strength, high-modulus, high-fracture toughness and good dimensional stability, and directly alternative metals is used to make important stressed members such as pump shaft.Polyether-ether-ketone is sprayed on the surface of metal parts, also can not reduces the mechanical property of these parts.
3, anti-skimming wear of polyether-ether-ketone and fretting wear excellent performance, friction factor is low, promptly has self-lubricating effect.The surface of adopting polyether-ether-ketone resin to coat flow passage components can reduce frictional damping greatly, reduces energy consumption.
4, polyether-ether-ketone also has good corrosion resistance, under the situation of long-term contact acidity or alkaline working liquid body, also can not deform and damage, and has widened the using scope of magnetic drive pump.
5, polyether-ether-ketone is as thermoplastic, its good processability.No matter adopt spraying method to make it be coated on parts surface, or adopt conventional plastic shaping method to make whole component, all simple and easy to do.
Description of drawings
Accompanying drawing 1 is looked whole-cutaway view for the master of the magnetic drive pump implemented according to embodiment 1;
Accompanying drawing 2 is looked whole-cutaway view for the master of the magnetic drive pump implemented according to embodiment 2;
Wherein: 1, support; 11, carriage; 12, suspension; 2, outer coupling; 3, interior coupling; 4, separation sleeve; 5, pump shaft; 51, transmission shaft; 52, lengthened coupling; 6, impeller; 7, pump case; 71, pump case front cover; 72, middle body; 8, sliding bearing; 81, first sliding bearing; 82, second sliding bearing; 9, thrust bearing;
Embodiment
The whole surface of the whole surface of the whole surface of the internal surface of described pump case 7, impeller 6, the whole surface of interior coupling 3, pump shaft 5, whole surface, sliding bearing 8 and the thrust bearing 9 of separation sleeve 4 is coated with one deck polyether-ether-ketone resin all.
Wherein, pump case 7, impeller 6, interior coupling 3, pump shaft 5 all can be selected the metal manufacturing for use according to actual usage requirement; Impeller 6, separation sleeve 4, pump shaft 5, sliding bearing 8, thrust bearing 9 all can be selected the polyether-ether-ketone resin manufacturing for use according to actual usage requirement.
In the present embodiment, pump shaft 5, impeller 6 and interior coupling 3 adopt the metal manufacturing, and the outer surface at fabricated metals adopts injection moulding method then, and polyether-ether-ketone resin is coated to the metal section surface.The thickness of this polyether-ether-ketone resin layer is 3 millimeters.Impeller 6, separation sleeve 4, sliding bearing 8, thrust bearing 9 adopt the manufacturing of polyether-ether-ketone resin straight forming.Forming method is selected molding and forming for use.
In the present embodiment, pump case 7 adopts the metal manufacturing, and the surface is coated with the polyether-ether-ketone resin of one deck 2.5 millimeters thick within it; On the surface of impeller 6, interior coupling 3, pump shaft 5, sliding bearing 8, thrust bearing 9, be coated with the polyether-ether-ketone resin of one deck 2.5 millimeters thick equally.Described separation sleeve 4 adopts the manufacturing of polyether-ether-ketone resin straight forming.
Surface at flow passage components coats polyether-ether-ketone resin, or directly adopt polyether-ether-ketone resin to make this base part, and can improve the using scope and the serviceability temperature of plastics magnetic drive pump greatly, reduce surface friction drag and energy consumption in the work, and part is difficult for deformation, and improve working life.
Select different made workpieces, also can play the effect of under the prerequisite that does not reduce the work effect, saving cost.
Be not limited in above-mentioned example according to plastics magnetic drive pump of the invention process, the practitioner of relevant technical field in the scope of technological thought permission of the present invention, can carry out different variations and enforcement.
Claims (8)
1. magnetic drive pump, comprise support (1), motor, by this motor-driven outer coupling (2), with the concentric following interior coupling (3) that rotates of magneto drive of coupling (2) outside that is provided with also of this outer coupling (2), be arranged on the separation sleeve (4) between described outer coupling (2) and the described interior coupling (3), the pump shaft (5) that one end is connected with described interior coupling (3), be installed in the impeller (6) on the described pump shaft (5), the pump case (7) that is positioned at described pump shaft (5) outside and is fixedly connected with described support (1), sliding bearing (8) and thrust bearing (9) with the concentric setting of described pump shaft (5), it is characterized in that: with the internal surface of described pump case (7), the whole surface of described impeller (6), the whole surface of coupling (3) in described, the whole surface of described pump shaft (5), the whole surface of described separation sleeve (4), the whole surface of described sliding bearing (8), the whole surface of described thrust bearing (9), at least one surface wherein adopts the polyether-ether-ketone resin material to coat.
2. a kind of magnetic drive pump according to claim 1 is characterized in that: the described thickness that is coated on the polyether-ether-ketone resin layer of each parts surface is 3～5 millimeters.
3. a kind of magnetic drive pump according to claim 1 is characterized in that: be used for the polyether-ether-ketone resin material is coated on method on the described parts surface for adopting any one of spray mo(u)lding, injection moulding, compression molding, extrusion modling.
4. a kind of magnetic drive pump according to claim 1 and 2 is characterized in that: be used for making described pump case (7), described impeller (6), described in the material of at least one parts of coupling (3), described pump shaft (5) be metal.
5. a kind of magnetic drive pump according to claim 1 is characterized in that: described polyether ketone resin material is pure polyether-ether-ketone resin or carbon fiber reinforced polyether-ether-ketone resin.
6. magnetic drive pump, comprise support (1), motor, by this motor-driven outer coupling (2), with the concentric following interior coupling (3) that rotates of magneto drive of coupling (2) outside that is provided with also of this outer coupling (2), be arranged on the separation sleeve (4) between described outer coupling (2) and the described interior coupling (3), the pump shaft (5) that one end is connected with described interior coupling (3), be installed in the impeller (6) on the described pump shaft (5), the pump case (7) that is positioned at described pump shaft (5) outside and is fixedly connected with described support (1), sliding bearing (8) and thrust bearing (9) with the concentric setting of described pump shaft (5) is characterized in that: be used to make described impeller (6), described separation sleeve (4), described pump shaft (5), described sliding bearing (8), the material of at least one parts in the described thrust bearing (9) is the polyether-ether-ketone resin material.
7. a kind of magnetic drive pump according to claim 6 is characterized in that: the method with the described parts of polyether-ether-ketone resin made is molding and forming, compression molding or extruding and moulding.
8. according to claim 6 or 7 described a kind of magnetic drive pumps, it is characterized in that: described polyether ketone resin material is pure polyether-ether-ketone resin or carbon fiber reinforced polyether-ether-ketone resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101913089A CN101187377A (en) | 2007-12-11 | 2007-12-11 | Magnetic force pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101913089A CN101187377A (en) | 2007-12-11 | 2007-12-11 | Magnetic force pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101187377A true CN101187377A (en) | 2008-05-28 |
Family
ID=39479894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101913089A Pending CN101187377A (en) | 2007-12-11 | 2007-12-11 | Magnetic force pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101187377A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101956716A (en) * | 2010-09-13 | 2011-01-26 | 黄佳华 | High-speed magnetic pump |
| CN101818736B (en) * | 2009-02-27 | 2012-06-27 | 西门子（中国）有限公司 | Magnetic pump |
| CN108774379A (en) * | 2018-04-27 | 2018-11-09 | 太仓市磁力驱动泵有限公司 | A kind of magnetic drive pump metal composite separation sleeve and preparation method thereof based on the enhancing of carbon fiber filament modified polyetheretherketonefiber |
-
2007
- 2007-12-11 CN CNA2007101913089A patent/CN101187377A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818736B (en) * | 2009-02-27 | 2012-06-27 | 西门子（中国）有限公司 | Magnetic pump |
| CN101956716A (en) * | 2010-09-13 | 2011-01-26 | 黄佳华 | High-speed magnetic pump |
| CN108774379A (en) * | 2018-04-27 | 2018-11-09 | 太仓市磁力驱动泵有限公司 | A kind of magnetic drive pump metal composite separation sleeve and preparation method thereof based on the enhancing of carbon fiber filament modified polyetheretherketonefiber |
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