CN202851424U - Separation sleeve for high-temperature and high-pressure resistance fluoroplastic magnetic drive pump and magnetic drive pump - Google Patents
Separation sleeve for high-temperature and high-pressure resistance fluoroplastic magnetic drive pump and magnetic drive pump Download PDFInfo
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- CN202851424U CN202851424U CN 201220083997 CN201220083997U CN202851424U CN 202851424 U CN202851424 U CN 202851424U CN 201220083997 CN201220083997 CN 201220083997 CN 201220083997 U CN201220083997 U CN 201220083997U CN 202851424 U CN202851424 U CN 202851424U
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- separation sleeve
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- fluoroplastic
- high temperature
- magnetic drive
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Abstract
The utility model provides a separation sleeve for a high-temperature and high-pressure resistance fluoroplastic magnetic drive pump and a magnetic drive pump thereof. The separation sleeve includes an inlet-outlet connecting pipe, a fluoroplastic lining, and a double-layer separation sleeve made of metal, the inlet-outlet connecting pipe is fixed on the double-layer separation sleeve, the pipe cavity of the inlet-outlet connecting pipe is communicated with the hollow layer formed between the two metal layers of the double-layer separation sleeve, and the fluoroplastic lining is fixed on the inner surface of the double-layer separation sleeve. The separation sleeve provided compounds the fluoroplastic with excellent corrosion resistance and the metal separation sleeve with high strength, thus, the separation sleeve provided is resistant to the corrosion of strong corrosive medium and is high in strength. In order to solve the problem of eddy current heating, the metal separation sleeve adopts a double-layer structure to form a hollow structure between the two metal layers, and cooling water or other cooling liquids are communicated in the hollow structure to take away the eddy current heat, thus, the magnetic drive pump can be normally and stably operated.
Description
Technical field
The utility model relates to the separation sleeve in a kind of magnetic drive pump, and especially a kind of high temperature high voltage resistant fluoroplastic magnetic pump is with separation sleeve and magnetic drive pump.
Background technique
Magnetic drive pump has been widely used in corrosion-resistant, high temperature resistant, high pressure resistant and the conveying of the chemical mediator of zero leakage requirement has been arranged, for Insulation Shell of Magnet Pump design and important, existing metal separation sleeve can produce eddy current, thereby make the separation sleeve heating, if the untimely heat of high temperature of taking away the eddy current generation can cause inside and outside magnetic shaft coupling demagnetization, present cooling unit, can not in time take away the eddy current heat of separation sleeve, perhaps complex structure is bulky.Some low power magnetic drive pumps are also arranged, the separation sleeve material adopts nonmetallic material, such as pottery, PEEK, PVDF or other fluoroplastic, because stupalith belongs to brittle material, very easily broken in the installation process, or the pressure surge when work also will be shaken brokenly, the PEEK resin is also very crisp after strengthening, can break as pottery equally, mechanical strength is difficult to meet the demands, and also is subject to very hypermedia restriction on the decay resistance.Pure fluoroplastic only have under the normal temperature operating mode and can use on some small-power magnetic drive pumps because low strength, have just be difficult in temperature and the high-power situation competent.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the utility model provides a kind of high temperature high voltage resistant fluoroplastic magnetic pump that has overcome above-mentioned deficiency with separation sleeve and magnetic drive pump.
For achieving the above object, the technical solution adopted in the utility model is: a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve comprises that inlet/outlet is taken over, the Double-layered isolation casing of fluoroplastic lining and metal material; Inlet/outlet is taken over and to be fixed on the Double-layered isolation casing, and the hollow layer that forms between its tube chamber and the Double-layered isolation casing double layer of metal communicates, and the fluoroplastic lining is fixed on the internal surface of Double-layered isolation casing.
Preferably, described Double-layered isolation casing is made by stainless steel.
Preferably, the fluoroplastic lining is PFA or PTFE or PVDF or FEP.
Preferably, the surface of the outer composite surface of fluoroplastic lining is provided with the activating surface processing layer.
Preferably, the linkage structure of separation sleeve cylindrical shell and bottom adopts ball die bed, oval die bed or butterfly die bed structure.
Preferably, be provided with the water conservancy diversion leaf in the hollow layer of Double-layered isolation casing.
The utility model also provides a kind of high temperature high voltage resistant fluoroplastic magnetic pump that adopts above-mentioned separation sleeve, comprises the pump housing, impeller, bearing support, separation sleeve, interior magnet rotor, outer magnet coupler, suspension, coupling and motor; The pump housing, bearing support and separation sleeve connect into the motionless sealing group zoarium of a sealing, its inside is linked to each other by impeller, axle, bearing support, interior magnet rotor and is connected into the rotating integral body in inside, suspension and the bearing support at rear portion are fixed, one end of separation sleeve is inserted in the outer magnet coupler, and outer magnet coupler is connected with motor by coupling.
The beneficial effects of the utility model are, the excellent anticorrosive of fluoroplastic and high duty metal separation sleeve are carried out compound, but both corrosion of corrosion-resistant medium have and have possessed high strength.In order to solve the eddy-current heating problem, the metal separation sleeve adopts double layer construction, forms hollow structure between double layer of metal, and connects cooling water or other cooling liquids in hollow structure, in time the eddy current torrid zone is walked, and makes normally stable operation of magnetic drive pump.
Further, the metal separation sleeve adopts stainless steel, can strengthen the corrosion resistance of magnetic drive pump, increases the service life, and can reduce strength of vortex again.In like manner, also can adopt other alloys, such as aluminum alloy etc.
Description of drawings
Fig. 1 is vertical cross-sectional schematic of the utility model embodiment 1.
Fig. 2 is vertical cross-sectional schematic of the utility model embodiment 2.
Fig. 3 is that embodiment 2 is along the horizontal cross-sectional schematic of intake-outlet medial axis.
Fig. 4 is the structural representation of magnetic drive pump.
Embodiment
As shown in Figure 1: a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve comprises and imports and exports adapter 1, fluoroplastic lining 2 and Double-layered isolation casing 3.Discharge connection 1 is fixed on the Double-layered isolation casing 3, and its center communicates with the hollow layer of Double-layered isolation casing 3.Fluoroplastic lining 2 is fixed on the internal surface of Double-layered isolation casing 3.The outer composite surface of fluoroplastic lining 2 adopts activating surface to process, so that between fluoroplastic lining 2 and the Double-layered isolation casing 3 good combination is arranged, more can strengthen anti-high pressure and the resistance to high temperature of separation sleeve.As shown in Figures 2 and 3: Double-layered isolation casing 3 is designed to the double layer hollow structure; internal switching cooling water during running, the magnetic eddy current heat that running is produced is taken away by water quench, thereby makes the operating temperature of separation sleeve controlled; protection corrosion protective lining layer, thus make pump be able to steadily normal operation.
All the other are identical with embodiment 1, difference is, be provided with water conservancy diversion leaf 4 in the hollow layer of Double-layered isolation casing 3, make cooling liquid fully cool off each position and the corner of separation sleeve, the hollow space that has guaranteed Double-layered isolation casing 3 has sufficient cooling effect, and the magnetic eddy current heat that produces when taking away magnetic drive pump and running up guarantees that fluoroplastic lining 2 normally moves under high-temperature resistant point, thereby guarantee the corrosion of separation sleeve ability strong corrosive medium, and greatly improve voltage endurance capability.
In the present embodiment, guide plate can also be made other shapes, such as fold-line-shaped, curvilinerar figure etc. except the vertical bar shape and structure described in the diagram.
All the other are identical with embodiment 1 or 2, difference is, the linkage structure of separation sleeve cylindrical shell and bottom adopts ball die bed, oval die bed or butterfly die bed structural design, also avoids stress behind the pressurized of joint to concentrate and ftracture, and has more improved anti-high pressure and the resistance to high temperature of separation sleeve.
In above-described embodiment, fluoroplastic lining 2 adopts PFA, PTFE, the fluoroplastic such as PVDF, FEP of being able to bear strong corrosion.Separation sleeve adopts stainless steel, aluminum alloy, cast iron and other metal or alloy materials, so that sufficient mechanical strength to be provided.
As shown in Figure 4: a kind of high temperature high voltage resistant fluoroplastic magnetic pump comprises the pump housing 5, impeller 6, bearing support 7, separation sleeve 8, interior magnet rotor 9, outer magnet coupler 10, suspension 11, coupling 12 and motor 13.Separation sleeve 8 adopts aforesaid a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve.The pump housing 5, bearing support 7 and separation sleeve 8 connect into the motionless sealing group zoarium of a sealing, its inside is linked to each other and is connected into the rotating integral body in inside by impeller 6, axle, bearing support 7, interior magnet rotor 9, the suspension 11 at rear portion is fixing with bearing support 7, and an end of separation sleeve 8 is inserted in the outer magnet coupler 10.Outer magnet coupler 10 is connected with motor 13 by coupling 12.When motor 13 starts rotation, drive outer magnet coupler 10 rotations, outer magnet coupler 10 by magnetic force penetrate with separation sleeve 8 in 9 couplings of interior magnet rotor, thereby magnet rotor 9 rotates in driving, interior magnet rotor 9 is by 6 rotations of axle impeller, thereby kinetic energy is transformed into potential energy, fed sheet of a media is produced pressure from pump housing outlet output after import enters the pump housing.
Separation sleeve in the present embodiment adopts a kind of in embodiment's 1 to 3 described separation sleeve.
The beneficial effects of the utility model are, the excellent anticorrosive of fluoroplastic and high duty metal separation sleeve are carried out compound, but both corrosion of corrosion-resistant medium have and have possessed high strength.In order to solve the eddy-current heating problem, the metal separation sleeve adopts double layer construction, forms hollow structure between double layer of metal, and connects cooling water or other cooling liquids in hollow structure, in time the eddy current torrid zone is walked, and makes normally stable operation of magnetic drive pump.
Further, the metal separation sleeve adopts stainless steel, can strengthen the corrosion resistance of magnetic drive pump, increases the service life, and can reduce strength of vortex again.In like manner, also can adopt other alloys, such as aluminum alloy etc.
More than be the description to the embodiment of the invention, by the above-mentioned explanation to the disclosed embodiments, make related domain professional and technical personnel can realize or use the present invention.Multiple modification to these embodiments will be apparent concerning those skilled in the art, and General Principle as defined herein can in the situation that does not break away from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. a high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve is characterized in that: the Double-layered isolation casing that comprises inlet/outlet adapter, fluoroplastic lining and metal material; Inlet/outlet is taken over and to be fixed on the Double-layered isolation casing, and the hollow layer that forms between its tube chamber and the Double-layered isolation casing double layer of metal communicates, and the fluoroplastic lining is fixed on the internal surface of Double-layered isolation casing.
2. a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve as claimed in claim 1, it is characterized in that: described Double-layered isolation casing is made by stainless steel.
3. a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve as claimed in claim 1 or 2, it is characterized in that: the fluoroplastic lining is PFA or PTFE or PVDF or FEP.
4. a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve as claimed in claim 1 or 2, it is characterized in that: the surface of the outer composite surface of fluoroplastic lining is provided with the activating surface processing layer.
5. a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve as claimed in claim 1 or 2 is characterized in that: the linkage structure employing ball die bed of separation sleeve cylindrical shell and bottom, oval die bed or butterfly die bed structure.
6. a kind of high temperature high voltage resistant fluoroplastic magnetic pump separation sleeve as claimed in claim 1 or 2 is characterized in that: be provided with the water conservancy diversion leaf in the hollow layer of Double-layered isolation casing.
7. a high temperature high voltage resistant fluoroplastic magnetic pump that adopts one of the claims separation sleeve is characterized in that: comprise the pump housing, impeller, bearing support, separation sleeve, interior magnet rotor, outer magnet coupler, suspension, coupling and motor; The pump housing, bearing support and separation sleeve connect into the motionless sealing group zoarium of a sealing, its inside is linked to each other by impeller, axle, bearing support, interior magnet rotor and is connected into the rotating integral body in inside, suspension and the bearing support at rear portion are fixed, one end of separation sleeve is inserted in the outer magnet coupler, and outer magnet coupler is connected with motor by coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220083997 CN202851424U (en) | 2012-03-08 | 2012-03-08 | Separation sleeve for high-temperature and high-pressure resistance fluoroplastic magnetic drive pump and magnetic drive pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220083997 CN202851424U (en) | 2012-03-08 | 2012-03-08 | Separation sleeve for high-temperature and high-pressure resistance fluoroplastic magnetic drive pump and magnetic drive pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202851424U true CN202851424U (en) | 2013-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220083997 Expired - Lifetime CN202851424U (en) | 2012-03-08 | 2012-03-08 | Separation sleeve for high-temperature and high-pressure resistance fluoroplastic magnetic drive pump and magnetic drive pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202851424U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422500A (en) * | 2015-12-17 | 2016-03-23 | 米顿罗工业设备（上海）有限公司 | Double-layer separating type isolation hood |
| CN106762794A (en) * | 2017-01-23 | 2017-05-31 | 安徽龙泉泵阀制造有限公司 | Separation sleeve |
| CN110094340A (en) * | 2018-01-28 | 2019-08-06 | 吴军 | A kind of chemical pump pump in separation sleeve and preparation method thereof |
| CN114810674A (en) * | 2022-06-30 | 2022-07-29 | 四川绵竹川润化工有限公司 | Sealed liquid ammonia pump for liquid ammonia transportation |
-
2012
- 2012-03-08 CN CN 201220083997 patent/CN202851424U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422500A (en) * | 2015-12-17 | 2016-03-23 | 米顿罗工业设备（上海）有限公司 | Double-layer separating type isolation hood |
| CN106762794A (en) * | 2017-01-23 | 2017-05-31 | 安徽龙泉泵阀制造有限公司 | Separation sleeve |
| CN110094340A (en) * | 2018-01-28 | 2019-08-06 | 吴军 | A kind of chemical pump pump in separation sleeve and preparation method thereof |
| CN114810674A (en) * | 2022-06-30 | 2022-07-29 | 四川绵竹川润化工有限公司 | Sealed liquid ammonia pump for liquid ammonia transportation |
| CN114810674B (en) * | 2022-06-30 | 2022-11-29 | 四川绵竹川润化工有限公司 | Sealed liquid ammonia pump for liquid ammonia transportation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130403 |
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| CX01 | Expiry of patent term |