CN217873309U - Magnetic pump - Google Patents
Magnetic pump Download PDFInfo
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- CN217873309U CN217873309U CN202220908954.2U CN202220908954U CN217873309U CN 217873309 U CN217873309 U CN 217873309U CN 202220908954 U CN202220908954 U CN 202220908954U CN 217873309 U CN217873309 U CN 217873309U
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- magnetic rotor
- impeller
- connecting plate
- connecting portion
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Abstract
The utility model relates to a pump technical field especially relates to a magnetic drive pump. It includes: interior magnetic rotor subassembly and impeller, the one end that the impeller is close to interior magnetic rotor subassembly outwards extends has main connecting portion, and interior magnetic rotor subassembly is equipped with vice connecting portion, main connecting portion and vice connecting portion fixed connection. The utility model discloses a with interior magnetic rotor subassembly and impeller fixed connection's mode, reduce the transmission that the transmission shaft carries out power, effectively reduce drive disk assembly's energy consumption, improve the efficiency.
Description
Technical Field
The utility model relates to a pump technical field especially relates to a magnetic drive pump.
Background
When the magnetic pump works, the motor drives the outer magnetic rotor to rotate, the outer magnetic rotor drives the inner magnetic rotor inside to rotate, and the inner magnetic rotor drives the impeller to rotate through the rotating shaft, so that power output is realized; in the process, the rotating shaft serving as a transmission part can consume part of kinetic energy, and the part of energy consumption is reduced or eliminated in order to improve the energy efficiency of the magnetic pump; if the patent numbers are: CN201520505388.0, name: a magnetic drive pump with improved structure comprises a pump body, a pump cover, a pump shaft, an impeller, an inner magnetic rotor, an outer magnetic rotor and an isolation sleeve, wherein the inner magnetic rotor is fixedly arranged at the shaft end of the pump shaft; it can be seen that most of the magnetic pump force transmissions at present are: the outer magnetic rotor is transmitted to the inner magnetic rotor, the inner magnetic rotor is transmitted to the impeller through the pump shaft, and part of energy is consumed in the transmission process of the pump shaft.
Disclosure of Invention
An object of the utility model is to provide a magnetic drive pump to prior art's not enough, this magnetic drive pump can reduce drive disk assembly's energy consumption, improves the efficiency.
A magnetic drive pump, comprising: interior magnetic rotor subassembly and impeller, the one end that the impeller is close to interior magnetic rotor subassembly outwards extends has main connecting portion, and interior magnetic rotor subassembly is equipped with vice connecting portion, main connecting portion and vice connecting portion fixed connection.
Furthermore, the main connecting part comprises a main cylinder, a plurality of convex blocks are arranged on the side surface of the main cylinder, and clamping grooves are formed between the adjacent convex blocks; the auxiliary connecting part comprises a sleeve arranged on one side of the shell, concave holes matched with the convex blocks are formed in the inner side face of the sleeve, the sleeve is sleeved with the main cylinder, and the convex blocks are inserted into the concave holes.
Preferably, the inner magnetic rotor assembly comprises a shell and a plurality of inner magnetic steels fixed inside the shell.
Preferably, the side surface of the lug is obliquely arranged, and the width of the lug is gradually increased from inside to outside.
Furthermore, the impeller comprises a main connecting plate and an auxiliary connecting plate, a plurality of blades are arranged between the main connecting plate and the auxiliary connecting plate, a water inlet hole and a connecting ring are formed in the middle of the main connecting plate, and a through hole is formed in the middle of the auxiliary connecting plate and connected with the main connecting part.
Further, the casing includes half shell on the left side and half shell on the right side, and the terminal surface middle part of half shell on the left side is equipped with the main annular groove, and the terminal surface middle part of half shell on the right side is equipped with vice annular groove, half shell on the left side, half shell fixed connection on the right side, main annular groove and the concatenation of vice annular groove form the annular groove, interior magnet steel is fixed in the annular groove.
The utility model has the advantages that: the utility model discloses a with interior magnetic rotor subassembly and impeller fixed connection's mode, reduce the transmission that the transmission shaft carries out power, effectively reduce drive disk assembly's energy consumption, improve the efficiency.
Drawings
Fig. 1 is a schematic view of an exploded structure of the magnetic pump of the embodiment.
Fig. 2 is a schematic view of the inner magnetic rotor assembly cooperating with the impeller.
Fig. 3 is an exploded view of fig. 2.
Fig. 4 is another view of fig. 3.
The reference numerals include:
1-a coupling frame; 2-electric motor; 3-outer magnetic rotor assembly; 4-isolation sleeve; 5-inner magnetic rotor assembly; 6-impeller; 7-pump casing; 8, a fixed shaft; 31-secondary connection; 32-a sleeve; 33-concave hole; 34-left half shell; 35-right half shell; 61-main cylinder; 62-bump; 63-auxiliary connecting plate; 64-main connection plate; 65-blade; 66-primary connection.
Detailed Description
The following detailed description of the present invention is made with reference to the accompanying drawings. As shown in fig. 1-4.
Referring to fig. 1 to 4, embodiment 1: a magnetic drive pump, comprising: the impeller 6 is provided with a main connecting portion 66 extending outwards from one end close to the inner magnetic rotor assembly 5, the inner magnetic rotor assembly 5 is provided with an auxiliary connecting portion 31, and the main connecting portion 66 is fixedly connected with the auxiliary connecting portion 31.
As shown in fig. 1, the magnetic pump mainly comprises a motor 2, a connecting frame 1, an outer magnetic rotor assembly 3, a spacer sleeve 4, an inner magnetic rotor assembly 5, an impeller 6 and a pump housing 7, wherein the inner magnetic rotor assembly 5 is fixedly connected with the impeller 6, when the magnetic pump works, the motor drives the outer magnetic rotor assembly to rotate, the outer magnetic rotor assembly drives the inner magnetic rotor assembly 5 under the drive of magnetic force, and the inner magnetic rotor assembly 5 drives the impeller 6 to rotate, so as to pump water; in the traditional technology, a transmission shaft is generally adopted to connect an inner magnetic rotor assembly 5 and an impeller 6, and power is transmitted through the shaft; in the technical scheme, the inner magnetic rotor assembly 5 is directly connected with the impeller 6, and the inner magnetic rotor assembly 5 directly drives the impeller 6 to rotate, so that the energy consumption of a transmission shaft of the transmission part is reduced, and the energy efficiency is effectively improved. Secondly, in order to facilitate the rotation of the impeller 6, a fixed shaft 8 is arranged on the pump shell 7, and the impeller 6 is sleeved with the fixed shaft 8, so that the impeller 6 rotates around the fixed shaft 8; of course, the fixing shaft 8 may not be provided. The motor 2, coupling cage 1, outer magnetic rotor assembly 3, spacer 4 and pump housing 7 may be prior art.
Referring to fig. 3 and 4, further, the main connecting portion 66 includes a main cylinder 61, and a side surface of the main cylinder 61 is provided with a plurality of protrusions 62; the auxiliary connecting part 31 comprises a sleeve 32 arranged on one side of the shell, a concave hole 33 matched with the convex block 62 is formed in the inner side face of the sleeve 32, the sleeve 32 is sleeved with the main cylinder 61, and the convex block 62 is inserted into the concave hole 33.
In order to facilitate assembly, the technical scheme adopts a mode of combining sleeving and inserting connection, the main cylinder 61 is sleeved in the sleeve 32, and meanwhile, the convex block 62 is inserted into the concave hole 33. When the inner magnetic rotor assembly 5 rotates, the sleeve 32 of the secondary coupling portion 31 drives the main cylinder 61 of the main coupling portion 66 to rotate, thereby rotating the impeller 6. Simple structure and convenient implementation. Of course, the primary connection 66 and the secondary connection 31 may be flanged to connect the impeller 6 to the inner rotor assembly.
Preferably, the side of the protrusion 62 is inclined, and the width of the protrusion 62 gradually increases from inside to outside.
In order to increase the contact area between the sleeve 32 and the main cylinder 61, the present invention reduces the force bearing per unit area during power transmission by providing the side surfaces of the protrusions 62 with an inclination.
Further, the impeller 6 comprises a main connecting plate 64 and an auxiliary connecting plate 63, a plurality of blades 65 are arranged between the main connecting plate 64 and the auxiliary connecting plate 63, a water inlet hole and a connecting ring are arranged in the middle of the main connecting plate 64, and a through hole and the main connecting part 66 are arranged in the middle of the auxiliary connecting plate 63.
When the magnetic rotor is specifically implemented, the impeller 6 is installed in the cavity, one side of the cavity is connected with the support and the support column, the support column penetrates through the water inlet hole and goes deep into the through hole, the end face of the support column is provided with the shaft hole and is connected with the fixing shaft, and the fixing shaft penetrates through the main connecting portion 66 and is sleeved with the inner magnetic rotor.
Further, the inner magnetic rotor assembly 5 comprises a housing and a plurality of inner magnetic steels fixed inside the housing. The casing includes half 34 on the left side and half right shell 35, and the terminal surface middle part of half 34 on the left side is equipped with main annular groove, and the terminal surface middle part of half right shell 35 is equipped with vice annular groove, half 34 on the left side, half 35 fixed connection on the right side, main annular groove and the concatenation of vice annular groove form the annular groove, interior magnet steel is fixed in the annular groove.
For conveniently fixing the internal magnetic steel, the shell is divided into a left half shell 34 and a right half shell 35 according to the technical scheme, and after the internal magnetic steel is fixed inside, the left half shell 34 and the right half shell 35 are hermetically connected, such as ultrasonic welding and the like.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the specific embodiments and applications shown herein.
Claims (6)
1. A magnetic drive pump, comprising: interior magnetic rotor subassembly and impeller, its characterized in that: one end of the impeller, which is close to the inner magnetic rotor assembly, extends outwards to form a main connecting portion, the inner magnetic rotor assembly is provided with an auxiliary connecting portion, and the main connecting portion is fixedly connected with the auxiliary connecting portion.
2. A magnetic pump according to claim 1, characterized in that: the main connecting part comprises a main cylinder, a plurality of convex blocks are arranged on the side surface of the main cylinder, and clamping grooves are formed between the adjacent convex blocks; the auxiliary connecting part comprises a sleeve arranged on one side of the shell, concave holes matched with the convex blocks are formed in the inner side face of the sleeve, the sleeve is sleeved with the main cylinder, and the convex blocks are inserted into the concave holes.
3. A magnetic pump according to claim 2, characterized in that: the side of the lug is arranged in an inclined manner, and the width of the lug is gradually increased from inside to outside.
4. A magnetic pump according to claim 1, characterized in that: the impeller comprises a main connecting plate and an auxiliary connecting plate, a plurality of blades are arranged between the main connecting plate and the auxiliary connecting plate, a water inlet hole is formed in the middle of the main connecting plate, a connecting ring is arranged at the middle of the main connecting plate, and a through hole is formed in the middle of the auxiliary connecting plate and connected with the main connecting part.
5. A magnetic pump according to claim 1, characterized in that: the inner magnetic rotor assembly comprises a shell and a plurality of inner magnetic steels fixed inside the shell.
6. A magnetic pump according to claim 5, characterized in that: the casing includes half shell on the left side and half shell on the right side, and the terminal surface middle part of half shell on the left side is equipped with the main annular groove, and the terminal surface middle part of half shell on the right side is equipped with vice annular groove, half shell on the left side, half shell fixed connection on the right side, main annular groove and the concatenation of vice annular groove form the ring channel, interior magnet steel is fixed in the ring channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220908954.2U CN217873309U (en) | 2022-04-20 | 2022-04-20 | Magnetic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220908954.2U CN217873309U (en) | 2022-04-20 | 2022-04-20 | Magnetic pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217873309U true CN217873309U (en) | 2022-11-22 |
Family
ID=84088289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220908954.2U Active CN217873309U (en) | 2022-04-20 | 2022-04-20 | Magnetic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217873309U (en) |
-
2022
- 2022-04-20 CN CN202220908954.2U patent/CN217873309U/en active Active
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