CN211174623U - Corrosion-resistant plastic magnetic pump - Google Patents
Corrosion-resistant plastic magnetic pump Download PDFInfo
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- CN211174623U CN211174623U CN201922283601.9U CN201922283601U CN211174623U CN 211174623 U CN211174623 U CN 211174623U CN 201922283601 U CN201922283601 U CN 201922283601U CN 211174623 U CN211174623 U CN 211174623U
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- impeller
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- magnetic
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Abstract
The utility model discloses a corrosion-resistant plastics magnetic drive pump of magnetic drive pump technical field. Including the pump body, impeller, pump shaft, bearing, magnetic drive mechanism, axle sleeve and separation sleeve, magnetic drive mechanism passes through the axle sleeve and connects impeller, its characterized in that: the magnetic transmission mechanism comprises an inner magnetic rotor, an isolation sleeve, an outer magnetic rotor and a driving motor, wherein a shaft sleeve is arranged between the inner magnetic rotor and the impeller, locking threads are arranged at two ends of the shaft sleeve, and the inner magnetic rotor and the impeller are fixedly connected on the shaft sleeve through the locking threads so that the inner magnetic rotor and the impeller are in rigid connection; the pump body is made of steel lining fluoroplastic through one-time compression molding, the impeller comprises a steel framework and fluoroplastic which is completely covered outside the steel framework, and the fluoroplastic is molded outside the steel framework in one time; the isolation sleeve is arranged between the inner magnetic rotor and the outer magnetic rotor, and the outer magnetic rotor is connected with the driving motor. The utility model has the advantages of corrosion resistance, strong torque bearing capacity, long service life and the like.
Description
Technical Field
The utility model relates to a corrosion-resistant plastics magnetic drive pump of magnetic drive pump technical field.
Background
The magnetic pump is a non-sealing pump type driven by the force of a permanent magnetic field, and is widely used in occasions of conveying strong corrosive fluids such as steel, petroleum, chemical engineering, papermaking, environmental protection, nonferrous metals, municipal sewage treatment, mines, pickling and acidification and the like, but the metal centrifugal pump can be corroded and cannot adapt to the working conditions, the domestic steel-lined plastic magnetic pump often causes the damage of the matching between an impeller and a pump shaft because the density of the conveyed medium is high, so that the service life is short, and therefore, in the occasions, a high-performance novel magnetic drive pump is generally needed.
Disclosure of Invention
An object of the utility model is to solve the not enough of current steel lining plastics magnetic drive pump to a life that can be under various environment is provided, thereby reaches the corrosion-resistant plastics magnetic drive pump of the longer effect of life.
The utility model discloses a realize through following technical scheme:
the utility model provides a corrosion-resistant plastics magnetic drive pump, includes the pump body, impeller, pump shaft, bearing, magnetic drive mechanism, axle sleeve and separation sleeve, and magnetic drive mechanism passes through the axle sleeve and connects impeller, its characterized in that: the magnetic transmission mechanism comprises an inner magnetic rotor, an isolation sleeve, an outer magnetic rotor and a driving motor, wherein a shaft sleeve is arranged between the inner magnetic rotor and the impeller, locking threads are arranged at two ends of the shaft sleeve, and the inner magnetic rotor and the impeller are fixedly connected on the shaft sleeve through the locking threads so that the inner magnetic rotor and the impeller are in rigid connection; the pump body is made of steel lining fluoroplastic through one-time compression molding, the impeller comprises a steel framework and fluoroplastic which is completely covered outside the steel framework, and the fluoroplastic is molded outside the steel framework in one time; the isolation sleeve is arranged between the inner magnetic rotor and the outer magnetic rotor, the outer magnetic rotor is connected with the driving motor, the impeller and the inner magnetic rotor are rigidly connected through the silicon carbide shaft sleeve, stable connection of the inner magnetic rotor, the impeller and the shaft sleeve is guaranteed, and the service life is prolonged; the technical scheme is further explained as follows: the pump body is made of one-time compression molding steel lining fluoroplastic, and the average thickness of the pump body is more than 5 mm; the technical scheme is further explained as follows: the impeller is made of fluoroplastic with a steel skeleton and through one-step die pressing, and the average thickness of the impeller is more than 5 mm; the technical scheme is further explained as follows: the shaft sleeve is a silicon carbide shaft sleeve; the technical scheme is further explained as follows: the contact medium part of the inner magnetic rotor is coated with fluoroplastic.
The utility model discloses thoroughly solved the flexible plastic that the soft of internal plastics magnetic drive pump impeller and pump shaft leads to and when transmission density is higher, the moment of torsion is too big and cause flexible plastic's damage, makes plastics magnetic drive pump impeller corroded, overcomes ordinary plastics magnetic drive pump's defect, guarantees life.
Drawings
Fig. 1 is a structural diagram of a corrosion-resistant plastic magnetic pump.
Fig. 2 is a connection diagram of the inner magnet rotor and the impeller.
Wherein: the pump comprises a pump body 1, an impeller 2, a pump cover 3, a shaft sleeve 4, a connecting frame 5, an inner magnetic rotor 6, a spacer sleeve 7, an outer magnetic rotor 8, a bearing frame 9, a supporting leg 10, a bearing cover 11, a pump shaft 12, a coupling 13, a protective cover 14, a driving motor 15 and a bottom plate 16.
Detailed Description
The contents of the present invention will be further described with reference to the accompanying drawings and examples:
the shown structure of the corrosion-resistant plastic magnetic pump of the utility model comprises a pump body 1, an impeller 2, a pump cover 3, a shaft sleeve 4, a connecting frame 5, an inner magnetic rotor 6, an isolation sleeve 7, an outer magnetic rotor 8, a bearing frame 9, a supporting leg 10, a bearing cover 11, a pump shaft 12, a shaft coupling 13, a protective cover 14, a driving motor 15 and a bottom plate 16.
The magnetic transmission mechanism is composed of a magnetic rotor, an isolation sleeve, an outer magnetic rotor and a driving motor, the magnetic transmission mechanism is connected with the impeller through a shaft sleeve, the pump body, the impeller and the pump cover are plastic parts, the plastic parts are formed by one-time pressing of a steel lining fluoroplastic die, the shaft sleeve is a silicon carbide shaft sleeve, the inner magnetic rotor is connected with the impeller through the silicon carbide shaft sleeve through threads, and the inner magnetic rotor is in rigid connection with the impeller.
Examples
Fig. 1 shows an embodiment of a high performance magnetic drive pump according to the present invention, which comprises a pump body formed by one-step compression molding of a steel-lined fluoroplastic (F46) mold, wherein the average thickness is not less than 5mm, a pump cover formed by one-step compression molding of a steel-lined fluoroplastic (F46) mold, the average thickness is not less than 5mm, an impeller is composed of a steel skeleton and an outer fluoroplastic, the skeleton has a contour less than that of the impeller, the fluoroplastic (F46) is molded outside the steel skeleton once, the steel skeleton is completely covered with the fluoroplastic (F46) to have an average thickness not less than 5mm, a shaft sleeve is an integral SSIC, a contact medium part of an inner magnet rotor is covered with the fluoroplastic (F46), the shaft sleeve is rigidly connected with the impeller by a thread, stable connection of the inner magnet rotor with the impeller and the shaft sleeve is ensured, thereby overcoming the defect of flexible connection of an internal plastic magnetic drive pump, and perfectly prolonging the service life of the, the production efficiency and the safety are greatly improved; as shown in fig. 2, the special structure of the thread enables the impeller, the shaft sleeve 4 and the inner magnet rotor to be integrated, so that the service life is prolonged, and the service life is greatly prolonged.
The embodiments described above are only a part of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a corrosion-resistant plastics magnetic drive pump, includes the pump body, impeller, pump shaft, bearing, magnetic drive mechanism, axle sleeve and separation sleeve, and magnetic drive mechanism passes through the axle sleeve and connects impeller, its characterized in that: the magnetic transmission mechanism comprises an inner magnetic rotor, an isolation sleeve, an outer magnetic rotor and a driving motor, wherein a shaft sleeve is arranged between the inner magnetic rotor and the impeller, locking threads are arranged at two ends of the shaft sleeve, and the inner magnetic rotor and the impeller are fixedly connected on the shaft sleeve through the locking threads so that the inner magnetic rotor and the impeller are in rigid connection; the pump body is made of steel lining fluoroplastic through one-time compression molding, the impeller comprises a steel framework and fluoroplastic which is completely covered outside the steel framework, and the fluoroplastic is molded outside the steel framework in one time; the isolation sleeve is arranged between the inner magnetic rotor and the outer magnetic rotor, and the outer magnetic rotor is connected with the driving motor.
2. The corrosion-resistant plastic magnetic pump of claim 1, wherein: the pump body is one-time compression molding steel lining fluoroplastic, and the average thickness is greater than 5 mm.
3. The corrosion-resistant plastic magnetic pump of claim 1, wherein: the impeller is made of fluoroplastic with steel skeleton and through one-step molding, and has average thickness greater than 5 mm.
4. The corrosion-resistant plastic magnetic pump of claim 1, wherein: the shaft sleeve is a silicon carbide shaft sleeve.
5. The corrosion-resistant plastic magnetic pump of claim 1, wherein: the contact medium part of the inner magnetic rotor is coated with fluoroplastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283601.9U CN211174623U (en) | 2019-12-18 | 2019-12-18 | Corrosion-resistant plastic magnetic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283601.9U CN211174623U (en) | 2019-12-18 | 2019-12-18 | Corrosion-resistant plastic magnetic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211174623U true CN211174623U (en) | 2020-08-04 |
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ID=71827246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922283601.9U Active CN211174623U (en) | 2019-12-18 | 2019-12-18 | Corrosion-resistant plastic magnetic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211174623U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483421A (en) * | 2020-10-21 | 2021-03-12 | 江苏大学镇江流体工程装备技术研究院 | Magnetic pump with punching-welding formed pump body and impeller |
| CN113931852A (en) * | 2021-10-21 | 2022-01-14 | 安徽银龙泵阀股份有限公司 | Corrosion-resistant magnetic pump |
-
2019
- 2019-12-18 CN CN201922283601.9U patent/CN211174623U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483421A (en) * | 2020-10-21 | 2021-03-12 | 江苏大学镇江流体工程装备技术研究院 | Magnetic pump with punching-welding formed pump body and impeller |
| CN113931852A (en) * | 2021-10-21 | 2022-01-14 | 安徽银龙泵阀股份有限公司 | Corrosion-resistant magnetic pump |
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