CN206830500U - A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics - Google Patents
A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics Download PDFInfo
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- CN206830500U CN206830500U CN201720471742.1U CN201720471742U CN206830500U CN 206830500 U CN206830500 U CN 206830500U CN 201720471742 U CN201720471742 U CN 201720471742U CN 206830500 U CN206830500 U CN 206830500U
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- inner sleeve
- pump
- engineering plastics
- layer composite
- insulation shell
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Abstract
The utility model discloses a kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics, and comprising jacket and inner sleeve, inner sleeve is buckled outside magnetic drive pump pump shaft, sliding bearing and interior magnet rotor；Inner sleeve is the perfluoroethylene-propylene inner sleeve being able to bear strong corrosion, radial thickness 1.5mm；It is set on outside outside inner sleeve, overcoat is that intensity is good, resistant to elevated temperatures polyphenylene sulfide overcoat, radial thickness 4mm.The separation sleeve also includes the lock-screw for the bottom plate high spot for being arranged on jacket and inner sleeve, and lock-screw is from outside to inside by jacket and inner sleeve axial restraint.Separation sleeve is also comprising the thrust ring being arranged within the bottom surface on the inside of inner sleeve bottom plate.The Insulation Shell of Magnet Pump of two-layer composite engineering plastics provided by the utility model, available for metal, nonmetallic magnetic drive pump, instead of the separation sleeve of the expensive metal such as stainless steel and titanium alloy, Hastelloy, cost is both reduced, improves the unit efficiency of magnetic drive pump again.
Description
Technical field
A kind of Insulation Shell of Magnet Pump is the utility model is related to, in particular it relates to a kind of engineering plastic with two kinds of different materials
Expect the Insulation Shell of Magnet Pump of two-layer composite engineering plastics combined.
Background technology
For hermetically sealed, No leakage, corrosion resistant magnetic drive pump, separation sleeve is a critical seal portion in pump configuration
One of the problem of part is current most weak in a main parts size for influenceing pump service life, and current magnetic drive pump product.
China's designed, designed and the metal magnetic pump of production at present, the material of separation sleeve is with materials such as stainless steel, titanium alloy, Hastelloys
Matter is made.It is located at due to metal separation sleeve between the inside and outside magnet rotor of magnetic drive pump, pump is under rotation status in a sinusoidal friendship
In the magnetic field of change, current vortex has been sensed in cutting magnetic line, and heat is converted into by Joule-Lenz's law, in motor
Transported medium temperature is set drastically to raise under 2900 revs/min of rotating speed, in the short time, if this Resolving probiems is bad, the lighter
Sizable power attenuation can be caused, severe one makes magnet steel demagnetize, magnetic drive pump serious consequence out of service.For many years, related neck
The scholar in domain, in the separation sleeve material from high specific resistance（Titanium alloy, Hastelloy）On make an effort, it is intended to reduce whirlpool as far as possible
Stream heat, but no matter which kind of material, it is zero to be impossible to a vortex heat drop.Certainly, although using non-metallic material（Such as polypropylene
PP）Separation sleeve can accomplish this point.But single non-metallic material is by temperature in use and pressure due to being limited, only
Small size magnetic pump can be used for, use range to be extremely limited.
Utility model content
The purpose of this utility model is to provide a kind of Insulation Shell of Magnet Pump, and the vortex heat drop for making separation sleeve is zero, while energy
Meet safe operation of the magnetic drive pump under pressure and hot environment, under the applying working condition of conveying high-corrosion medium, expand non-gold
Belong to separation sleeve（PP）Use range, it is cost-effective, improve the unit efficiency of metal magnetic pump.
In order to achieve the above object, the utility model provides a kind of magnetic drive pump isolation of two-layer composite engineering plastics
Set, wherein, the separation sleeve includes jacket and inner sleeve, and described inner sleeve buckles to be turned in magnetic drive pump pump shaft, sliding bearing and interior magnetic
Outside son；Inner sleeve is the perfluoroethylene-propylene being able to bear strong corrosion（FEP）Inner sleeve made of material, radial thickness are that sidewall thickness is
1.5mm；It is described it is outer be set on outside inner sleeve, overcoat is that intensity is good, resistant to elevated temperatures polyphenylene sulfide（PEEK）Made of material
Overcoat, radial thickness are that sidewall thickness is 4mm.The composite construction engineering plastics separation sleeve can be used for metal, nonmetallic magnetic drive pump,
Substitute the separation sleeve of the expensive metals such as stainless steel, titanium alloy, Hastelloy, both reduce cost, improve the unit effect of pump again
Rate.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, the jacket and inner sleeve of the separation sleeve
Size be adapted and it is inside and outside be close to set, the profile of jacket and inner sleeve be barrel-shaped, barrel-shaped bottom plate center be respectively equipped with to
Outer projection, end face extend to exterior circumferential and vertical with side wall is respectively equipped with the side wall end of barrel-shaped opening.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, the separation sleeve is also included and is arranged on
The lock-screw of the bottom plate high spot of jacket and inner sleeve, described lock-screw from outside to inside by jacket and inner sleeve axial restraint,
To improve integrally-built stability.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, the separation sleeve is also included and is arranged on
The thrust ring within bottom surface on the inside of inner sleeve bottom plate.Thrust ring is bearing the axial thrust of pump.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, described separation sleeve is its overcoat, interior
Set is processed with thrust ring using mould pressing process twice, is finally molded.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, the inner sleeve, the bottom on the inside of its bottom plate
The annular groove that a circle is located between the inside side walls of inner sleeve and thrust ring is additionally provided with face, the section of the groove is semi arch
Shape.Semicircular arc-shaped R design is used, to reduce impact of the medium in course of conveying under flow regime to bottom, and increase
The mobility of transported medium, improve the service life of separation sleeve.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, described separation sleeve, at the bottom of overcoat
Plate is externally provided with flange.
The Insulation Shell of Magnet Pump of above-mentioned two-layer composite engineering plastics, wherein, described overcoat, its with bottom plate phase
To another end opening end face and bottom plate described in flange be respectively equipped with some reinforcements, to improve the intensity of flange, have
Effect improves the service life of two-layer composite separation sleeve, it is ensured that hermetically sealed, No leakage, corrosion-resistant magnetic drive pump key component every
It is safe and reliable from set.
The Insulation Shell of Magnet Pump of two-layer composite engineering plastics provided by the utility model has advantages below：
Using the metal of double-decker engineering plastics separation sleeve of the present utility model, nonmetallic magnetic drive pump, when motor drives
When moving outer magnet rotor, being rotated at a high speed by magnet rotor in magnetic field force effect drive, double-decker engineering material separation sleeve portion production
Its eddy current loss of raw current vortex is zero, while may replace the metal separation sleeve such as all stainless steels, titanium alloy, Hastelloy, is both carried
The high unit efficiency of magnetic drive pump, reduces cost, makes the operation that equipment is more safe and reliable again.
Brief description of the drawings
Fig. 1 is the structural representation of the Insulation Shell of Magnet Pump of two-layer composite engineering plastics of the present utility model.
Fig. 2 is to be shown using the magnetic force pump configuration of the Insulation Shell of Magnet Pump of two-layer composite engineering plastics of the present utility model
It is intended to.
Embodiment
Specific embodiment of the present utility model is further described below in conjunction with accompanying drawing.
As shown in figure 1, the Insulation Shell of Magnet Pump of two-layer composite engineering plastics provided by the utility model, includes overcoat
1 and inner sleeve 2.
The overcoat 1 of separation sleeve and the size of inner sleeve 2 be adapted and it is inside and outside be close to set, the profile of overcoat 1 and inner sleeve 2 is
Barrel-shaped, barrel-shaped bottom plate center is respectively equipped with outside projection, is respectively equipped with the side wall end of barrel-shaped opening to outside week
Enclose end face extension and vertical with side wall.
Inner sleeve 2 is buckled outside magnetic drive pump pump shaft 8, sliding bearing 9 and interior magnet rotor 7；Inner sleeve 2 is poly- complete for what is be able to bear strong corrosion
Fluoro ethyl propene（FEP）Inner sleeve made of material, radial thickness are that sidewall thickness is 1.5mm.
Overcoat 1 is arranged on outside inner sleeve 2, and overcoat 1 is that intensity is good, resistant to elevated temperatures polyphenylene sulfide（PEEK）It is outer made of material
Set, radial thickness is that sidewall thickness is 4mm.
Separation sleeve is also comprising being arranged on the lock-screw 4 of overcoat 1 and the bottom plate high spot of inner sleeve 2, and lock-screw 4 is from extroversion
It is interior by overcoat 1 and the axial restraint of inner sleeve 2, to improve integrally-built stability.
Separation sleeve is also comprising the thrust ring 3 being arranged within the bottom surface on the inside of the bottom plate of inner sleeve 2.Thrust ring 3 is bearing pump
Axial thrust.
The overcoat 1 of separation sleeve, inner sleeve 2 are processed with thrust ring 3 using mould pressing process twice, are finally molded.
The ring that a circle is located between the inside side walls of inner sleeve 2 and thrust ring 3 is additionally provided with bottom surface on the inside of the bottom plate of inner sleeve 2
Connected in star, the section of groove is semicircular arc.Semicircular arc-shaped R design is used, is flowed with reducing medium in course of conveying
To the impact of bottom under state, and increase the mobility of transported medium, improve the service life of separation sleeve.
Separation sleeve is externally provided with flange in the bottom plate of overcoat 1.Overcoat 1 the end face of another end opening relative with bottom plate with
And some reinforcements 5 are respectively equipped with base board flange, to improve the intensity of flange, effectively increase two-layer composite separation sleeve
Service life, it is ensured that hermetically sealed, No leakage, corrosion-resistant magnetic drive pump key component separation sleeve it is safe and reliable.
The composite construction engineering plastics separation sleeve can be used for metal, nonmetallic magnetic drive pump, substitution stainless steel, titanium alloy, Kazakhstan
The separation sleeve of the expensive metals such as family name's alloy, both reduces cost, improves the unit efficiency of pump again.
The Insulation Shell of Magnet Pump of two-layer composite engineering plastics provided by the utility model is done with reference to embodiment
It is further described.
Embodiment 1
A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics, includes overcoat 1, inner sleeve 2, thrust ring 3, locking screw
Nail 4.
Inner sleeve 2 is the perfluoroethylene-propylene being able to bear strong corrosion（FEP）Inner sleeve made of material, radial thickness are sidewall thickness
For 1.5mm；Overcoat 1 is the polyphenylene sulfide of pressure-resistant heatproof material（PEEK）Manufactured overcoat, radial thickness are that sidewall thickness is
4mm；Together with thrust ring 3 by mould pressing process twice, finally it is molded, and by lock-screw 4 axially fasten and position.Inner sleeve
2 bottoms are designed using semi arch R, to reduce pump impact of the working fluid to bottom plate in the process of running, and are improved and are conveyed
The mobility of medium；The end face of separation sleeve flange and overcoat 1 is provided with a plurality of reinforcement 5, effectively increases making for seal isolation set
With life-span and security reliability.
The Insulation Shell of Magnet Pump of two-layer composite engineering plastics provided by the utility model, it is pressure-resistant, heatproof, anti-corrosion, do not have
There is vortex heat, be finally reached the purpose that may replace all metal separation sleeves.
Embodiment 2
Magnetic drive pump such as Fig. 2 institutes of Insulation Shell of Magnet Pump equipped with two-layer composite engineering plastics provided by the utility model
Show.
The separation sleeve is sealed pumped (conveying) medium by sealing ring between the outer magnet rotor 6 and interior magnet rotor 7 of magnetic drive pump
It is connected within pump chamber, and by hitch 12 with motor 13.Interior magnet rotor 7 and impeller 10 are made of one, by pump shaft 8, one
End is supported on the entrance of the pump housing 11, and other end is supported on the engineering plastics separation sleeve of two-layer composite；For supporting
The sliding bearing 9 of the weight of interior magnet rotor 7 and impeller 10, with high intensity pressureless sintering carborundum（SSiC）It is made, using in pump
The medium circulation that portion is conveyed is lubricated cooling.Medium is rapid by separation sleeve bottom arcuate surface in flow process
Flow to pump shaft 8（Shown by arrow）, contribute to the lubrication of sliding bearing 9, improve the service life of pump.
The Insulation Shell of Magnet Pump of two-layer composite engineering plastics provided by the utility model, mainly solve existing metal every
From set because vortex thermal conductivity causes the efficiency of pump to decline and magnet steel demagnetization, and nonmetal isolating sleeve（Polypropylene PP）It is not pressure-resistant, intolerant to
Temperature, the problem of scope of application is restricted.The utility model can make the vortex heat drop of separation sleeve be zero, while can meet magnetic force
Pump conveys the safe operation under the applying working condition of high-corrosion medium in pressure 2.5MPa, temperature t=280 DEG C, and expansion is nonmetallic
Separation sleeve（PP）Use range, it is cost-effective, improve the unit efficiency of metal magnetic pump.
Although content of the present utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as to limitation of the present utility model.After those skilled in the art have read the above, for
A variety of modifications and substitutions of the present utility model all will be apparent.Therefore, the scope of protection of the utility model should be by appended
Claim limit.
Claims (8)
- A kind of 1. Insulation Shell of Magnet Pump of two-layer composite engineering plastics, it is characterised in that the separation sleeve include overcoat and Inner sleeve, described inner sleeve are buckled outside magnetic drive pump pump shaft, sliding bearing and interior magnet rotor；Inner sleeve is in perfluoroethylene-propylene Set, radial thickness 1.5mm；It is described it is outer be set on outside inner sleeve, overcoat is polyphenylene sulfide overcoat, radial thickness 4mm.
- 2. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 1, it is characterised in that it is described every Size from the jacket and inner sleeve of set be adapted and it is inside and outside be close to set, the profile of jacket and inner sleeve is barrel-shaped, barrel-shaped bottom Plate center is respectively equipped with outside projection, and extend to exterior circumferential and and side is respectively equipped with the side wall end of barrel-shaped opening The vertical end face of wall.
- 3. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 2, it is characterised in that it is described every The lock-screw for the bottom plate high spot for being arranged on jacket and inner sleeve is also included from set, described lock-screw is from outside to inside by overcoat With inner sleeve axial restraint.
- 4. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 3, it is characterised in that it is described every From set also comprising the thrust ring within the bottom surface being arranged on the inside of inner sleeve bottom plate.
- 5. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 4, it is characterised in that described Separation sleeve, its overcoat, inner sleeve and thrust ring use mould pressing process machine-shaping twice.
- 6. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 5, it is characterised in that in described Cover, the annular groove that a circle is located between the inside side walls of inner sleeve and thrust ring is additionally provided with the bottom surface on the inside of its bottom plate, it is described The section of groove is semicircular arc.
- 7. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 5, it is characterised in that described Separation sleeve, flange is externally provided with the bottom plate of overcoat.
- 8. the Insulation Shell of Magnet Pump of two-layer composite engineering plastics according to claim 7, it is characterised in that described Overcoat, it is respectively equipped with some reinforcements in flange described in the end face of another end opening relative with bottom plate and bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471742.1U CN206830500U (en) | 2017-05-02 | 2017-05-02 | A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720471742.1U CN206830500U (en) | 2017-05-02 | 2017-05-02 | A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206830500U true CN206830500U (en) | 2018-01-02 |
Family
ID=60769826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720471742.1U Expired - Fee Related CN206830500U (en) | 2017-05-02 | 2017-05-02 | A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206830500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930970A (en) * | 2017-05-02 | 2017-07-07 | 浙江腾宇泵阀设备有限公司 | A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics |
-
2017
- 2017-05-02 CN CN201720471742.1U patent/CN206830500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106930970A (en) * | 2017-05-02 | 2017-07-07 | 浙江腾宇泵阀设备有限公司 | A kind of Insulation Shell of Magnet Pump of two-layer composite engineering plastics |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180102 Termination date: 20200502 |