CN210686332U - Shafting transmission bearing assembly for non-metal magnetic transmission pump - Google Patents
Shafting transmission bearing assembly for non-metal magnetic transmission pump Download PDFInfo
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- CN210686332U CN210686332U CN201921747981.0U CN201921747981U CN210686332U CN 210686332 U CN210686332 U CN 210686332U CN 201921747981 U CN201921747981 U CN 201921747981U CN 210686332 U CN210686332 U CN 210686332U
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Abstract
A shafting transmission bearing assembly for a non-metal magnetic transmission pump is characterized in that a pump shaft assembly is arranged in a pump cover, two groups of shaft sleeves are arranged on the outer ring of the pump shaft assembly, a shaft sleeve retainer ring is arranged between the shaft sleeves, and two groups of sliding bearings are arranged on the outer rings of the two groups of shaft sleeves; a bearing suspension is fixed at the right end of the pump cover through screws, an outer magnetic rotor assembly is arranged inside the bearing suspension, a rear pump shaft is arranged on the right side of the outer magnetic rotor assembly, a first bearing is arranged between the outer circle of the right side of the outer magnetic rotor assembly and the bearing suspension, a second bearing is arranged between the rear pump shaft and the bearing suspension, and a bearing front gland is fixed at the right end of the bearing suspension through screws. The utility model discloses a main shaft adopts the metal alloy material, and the surface processing becomes the thread groove, through high temperature sintering and mould pressing, makes fluoroplastics and the firm close an organic whole of metal main shaft, is the perfect integration of high mechanical strength and anti corrosion by force, is competent in any operating mode condition completely.
Description
Technical Field
The utility model relates to a magnetic drive pump technical field, concretely relates to nonmetal magnetic drive is shafting transmission carrier assembly for pump.
Background
The magnetic driving pump applies the working principle of permanent magnet shaft coupling to centrifugal pump, and has the features of reasonable design, advanced technological process, full sealing, no leakage, high corrosion resistance, etc. The magnetic pump consists of a pump, a magnetic driver and a motor; the magnetic pump belongs to a branch of the field of water pumps, and is a new product applying the working principle of a permanent magnet coupling to a centrifugal pump, when the magnetic pump works, when a motor drives an outer magnetic rotor to rotate, a magnetic field can penetrate through an air gap and nonmagnetic substances to drive an inner magnetic rotor connected with an impeller to synchronously rotate, so that the non-contact transmission of power is realized, a dynamic seal is converted into a static seal, and the pump shaft and the inner magnetic rotor are completely sealed by a pump body and an isolation sleeve, so that the problems of 'leakage, overflow, dripping and leakage' are thoroughly solved, and the potential safety hazard that an inflammable, explosive, toxic or harmful medium leaks through the pump seal in the oil refining chemical industry is eliminated.
The pump shaft is one of the key parts of the magnetic pump, and the traditional pump shaft has poor strong corrosion resistance and can not be competent for various working conditions.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a nonmetal magnetic drive is shafting transmission bearing assembly for pump.
In order to realize the technical purpose, the utility model discloses a scheme is:
a shafting transmission bearing assembly for a non-metal magnetic transmission pump comprises a pump body, wherein a pump cover is fixed at the right end of the pump body through screws, a pump shaft assembly is arranged inside the pump cover, two groups of shaft sleeves are arranged on the outer ring of the pump shaft assembly, a shaft sleeve retainer ring is arranged between the shaft sleeves, and two groups of sliding bearings are arranged on the outer rings of the two groups of shaft sleeves; a bearing suspension is fixed at the right end of the pump cover through screws, an outer magnetic rotor assembly is arranged inside the bearing suspension, a rear pump shaft is arranged on the right side of the outer magnetic rotor assembly, a first bearing is arranged between the outer circle of the right side of the outer magnetic rotor assembly and the bearing suspension, a second bearing is arranged between the rear pump shaft and the bearing suspension, and a bearing front gland is fixed at the right end of the bearing suspension through screws.
Preferably, the pump shaft assembly comprises a main shaft and fluoroplastics, the main shaft is made of metal alloy, a thread groove is formed in the outer surface of the main shaft, and the thread groove and the fluoroplastics are sintered at high temperature and molded into a whole.
Preferably, the shaft sleeve and the sliding bearing both adopt silicon carbide, carbon and potassium as basic materials.
The utility model has the advantages that:
1. the main shaft is made of metal alloy, the outer surface of the main shaft is processed into a thread groove, and the fluoroplastic and the metal main shaft are firmly integrated through high-temperature sintering and die pressing, so that the fluoroplastic and the metal main shaft are perfectly integrated, have high mechanical strength and strong corrosion resistance, and are completely competent for any working condition. 2. The material synthesized by silicon carbide, carbon and potassium has strong dimensional stability, extraordinary strong corrosion resistance and excellent wear resistance, has the performance characteristic of no liquid-dry running in a short time, and can play a key role in protecting the parts in the pump from being damaged when the pump is used due to operation errors or the change of working conditions outside an expected range.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the pump shaft of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in FIG. 1, the embodiment of the present invention is
A shafting transmission bearing assembly for a non-metal magnetic transmission pump comprises a pump body 1, wherein a pump cover 2 is fixed at the right end of the pump body 1 through screws, a pump shaft assembly is arranged inside the pump cover 2, two groups of shaft sleeves 5 are arranged on the outer ring of a pump shaft assembly 6, a shaft sleeve retainer ring 7 is arranged between the shaft sleeves 5, and two groups of sliding bearings 4 are arranged on the outer rings of the two groups of shaft sleeves 5; the right end of the pump cover 2 is fixed with a bearing suspension 9 through a screw, an outer magnetic rotor assembly 8 is arranged inside the bearing suspension 9, a rear pump shaft 10 is arranged on the right side of the outer magnetic rotor assembly 8, a first bearing 13 is arranged between the outer circle of the right side of the outer magnetic rotor assembly 8 and the bearing suspension 9, a second bearing 12 is arranged between the rear pump shaft 10 and the bearing suspension 9, and a bearing front gland 11 is fixed on the right end of the bearing suspension 9 through a screw.
Preferably, the pump shaft assembly 6 comprises a main shaft 61 and a fluoroplastic 62, the main shaft 61 is made of a metal alloy, a thread groove 63 is formed in the outer surface of the main shaft 61, and the thread groove 63 and the fluoroplastic 62 are sintered at a high temperature and are molded into a whole.
Preferably, the bushing 5 and the sliding bearing 4 both use silicon carbide + carbon + potassium as basic materials.
In the specific implementation:
the main shaft is made of metal alloy, the outer surface of the main shaft is processed into a thread groove, and the fluoroplastic and the metal main shaft are firmly integrated through high-temperature sintering and die pressing, so that the fluoroplastic and the metal main shaft are perfectly integrated, have high mechanical strength and strong corrosion resistance, and are completely competent for any working condition. The material synthesized by silicon carbide, carbon and potassium has strong dimensional stability, extraordinary strong corrosion resistance and excellent wear resistance, has the performance characteristic of no liquid-dry running in a short time, and can play a key role in protecting the parts in the pump from being damaged when the pump is used due to operation errors or the change of working conditions outside an expected range.
The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.
Claims (3)
1. The utility model provides a non-metallic magnetic drive is shafting transmission carrier assembly for pump, includes the pump body, the pump body right-hand member have pump cover, its characterized in that through the fix with screw: a pump shaft assembly is arranged in the pump cover, two groups of shaft sleeves are arranged on the outer ring of the pump shaft assembly, a shaft sleeve retainer ring is arranged between the shaft sleeves, and two groups of sliding bearings are arranged on the outer rings of the two groups of shaft sleeves; a bearing suspension is fixed at the right end of the pump cover through screws, an outer magnetic rotor assembly is arranged inside the bearing suspension, a rear pump shaft is arranged on the right side of the outer magnetic rotor assembly, a first bearing is arranged between the outer circle of the right side of the outer magnetic rotor assembly and the bearing suspension, a second bearing is arranged between the rear pump shaft and the bearing suspension, and a bearing front gland is fixed at the right end of the bearing suspension through screws.
2. The shafting transmission bearing assembly for the non-metallic magnetic transmission pump according to claim 1, wherein: the pump shaft assembly comprises a main shaft and fluoroplastics, the main shaft is made of metal alloy, a thread groove is formed in the outer surface of the main shaft, and the thread groove and the fluoroplastics are sintered at high temperature and molded into a whole.
3. The shafting transmission bearing assembly for the non-metallic magnetic transmission pump according to claim 1, wherein: the shaft sleeve and the sliding bearing both adopt silicon carbide, carbon and potassium as basic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921747981.0U CN210686332U (en) | 2019-10-18 | 2019-10-18 | Shafting transmission bearing assembly for non-metal magnetic transmission pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921747981.0U CN210686332U (en) | 2019-10-18 | 2019-10-18 | Shafting transmission bearing assembly for non-metal magnetic transmission pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210686332U true CN210686332U (en) | 2020-06-05 |
Family
ID=70886043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921747981.0U Active CN210686332U (en) | 2019-10-18 | 2019-10-18 | Shafting transmission bearing assembly for non-metal magnetic transmission pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210686332U (en) |
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2019
- 2019-10-18 CN CN201921747981.0U patent/CN210686332U/en active Active
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