CN220452220U - Magnetic drive pump that rotation stability is high - Google Patents

Abstract

The utility model relates to the field of magnetic pumps, in particular to a magnetic pump with high rotation stability, which comprises a base, an anti-loosening mechanism and a stabilizing mechanism, wherein a fixing piece is fixedly connected to the outer side of the base, a fixing bolt is contacted with the inner side of the fixing piece, the anti-loosening mechanism is arranged on the outer side of the fixing piece, a motor is arranged on the outer side of the base, and a connecting pipe is fixedly connected to the outer side of the motor. The utility model provides a magnetic pump with high rotation stability, which is characterized in that a ring block is fixedly connected inside a connecting pipe, a first annular groove is arranged inside the ring block, a fixed ring is fixed on a motor shaft, when the magnetic pump rotates, the ring block has a limiting effect on the fixed ring, a second annular groove is arranged inside the fixed ring, a fixed rod is rotatably connected inside the second annular groove, the fixed rod is fixedly connected with the ring block, the second limiting effect on the fixed ring is achieved, and the phenomenon that the motor shaft stretches out too long and is deviated when rotating at a high speed is avoided.

Description

Rotational stability high magnetic pump

Technical Field

The utility model relates to the field of magnetic pumps, in particular to a magnetic pump with high rotation stability.

Background

The magnetic pump consists of a pump, a motor magnetic force transmission three parts. The key component magnetic transmission consists of an outer magnetic rotor, an inner magnetic rotor and a non-magnetic isolating sleeve. When the motor drives the outer magnetic rotor to rotate, the magnetic field can penetrate through the air gap and the nonmagnetic substance, the inner magnetic rotor connected with the impeller is driven to synchronously rotate, so that the non-contact transmission of power is realized, and the dynamic seal is converted into the static seal. Because the pump shaft and the inner magnetic rotor are completely sealed by the pump body and the isolation sleeve, the problems of running, overflowing, dripping and leaking are thoroughly solved, the hidden trouble that flammable, explosive, toxic and harmful mediums leak through the pump seal in the oil refining and chemical industry is eliminated, and the health and the production safety of staff are forcefully ensured.

But the prior art also the following disadvantages exist: when the pump is used, the pump body can vibrate, the fixing bolt above vibrates for a long time, looseness can occur, stability of the device is affected, the motor inside the device is connected with the pump body through the motor shaft, the motor shaft stretches out to be longer, and when the motor shaft rotates at a high speed, offset is easy to occur, so that improvement on the prior art is needed.

Disclosure of Invention

The utility model provides a magnetic pump with high rotation stability, which solves the technical problems that in the prior art, when the pump is used, a pump body vibrates, a fixing bolt on the pump body vibrates for a long time and loosens, the stability of a device is affected, a motor in the device is connected with the pump body through a motor shaft, the motor shaft stretches out to be longer, and the motor shaft is easy to deviate during high-speed rotation.

In order to solve the technical problems, the magnetic pump with high rotation stability comprises a base, an anti-loosening mechanism and a stabilizing mechanism, wherein a fixing piece is fixedly connected to the outer side of the base, a fixing bolt is contacted with the inner side of the fixing piece, the anti-loosening mechanism is arranged on the outer side of the fixing piece, a motor is arranged on the outer side of the base, a connecting pipe is fixedly connected to the outer side of the motor, the stabilizing mechanism is arranged in the connecting pipe, a pump body is fixedly connected to the outer side of the connecting pipe, and the pump body is fixedly connected with the base.

Preferably, the locking mechanism comprises a clamping block, a through hole, a limit bolt, a threaded hole and an inserted link, the clamping block is contacted with the outer side of the fixing piece, the clamping block is in sliding connection with the fixing bolt, the through hole is formed in the clamping block, the limit bolt is in sliding connection with the inside of the through hole, the threaded hole is formed in the fixing bolt, the threaded hole is in threaded connection with the limit bolt, and the threaded hole is used for installing the limit bolt.

Preferably, the stabilizing mechanism comprises a ring block, a first ring groove, a fixed ring, a second ring groove and a fixed rod, wherein the ring block is fixedly connected with the inside of the connecting pipe and is rotationally connected with the motor, the first ring groove is formed in the ring block, the fixed ring is rotationally connected with the first ring groove, the fixed ring is fixedly connected with the motor, the second ring groove is formed in the fixed ring, and the second ring groove is convenient for the fixed rod to rotate.

Preferably, the number of the limit bolts is two, the two limit bolts are symmetrically distributed on the clamping block, and the limit bolts fix the fixing bolts.

Preferably, the outside fixedly connected with inserted bar of fixture block, inserted bar and mounting joint, the inserted bar is fixed the fixture block.

Preferably, the inside rotation of annular second is connected with the dead lever, dead lever and ring piece fixed connection, and the dead lever plays the spacing effect of secondary to the solid fixed ring.

Compared with the related art, the magnetic pump with high rotation stability has the following beneficial effects:

the utility model provides a magnetic pump with high rotation stability, which is characterized in that a clamping block is arranged on the outer side of a fixing piece and is fixed outside a fixing bolt through an inserting rod, a limit bolt is screwed into a threaded hole through a through hole to fix the fixing bolt, so that the fixing bolt is prevented from loosening, and the stability of a device is prevented from being influenced.

The utility model provides a magnetic pump with high rotation stability, which is characterized in that a ring block is fixedly connected inside a connecting pipe, a ring groove I is arranged inside the ring block, a fixed ring is fixed on a motor shaft, when rotating, the ring block plays a limiting role on the fixed ring, the second ring groove is formed in the fixing ring, the fixing rod is connected with the second ring groove in a rotating mode, the fixing rod is fixedly connected with the ring block, the second limiting effect is achieved on the fixing ring, and the fact that the motor shaft stretches out too long and is offset when rotating at a high speed is avoided.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a front partial cross-sectional view of FIG. 1 in accordance with the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present utility model;

fig. 4 is an enlarged cross-sectional view of the latch of fig. 2 according to the present utility model.

Reference numerals in the drawings: 1. a base; 2. a fixing member; 3. a fixing bolt; 4. an anti-loosening mechanism; 41. a clamping block; 42. a through hole; 43. a limit bolt; 44. a threaded hole; 45. a rod; 5. a motor; 6. a connecting pipe; 7. a stabilizing mechanism; 71. a ring block; 72. a first ring groove; 73. a fixing ring; 74. a second ring groove; 75. a fixed rod; 8. a pump body.

Detailed Description

Please refer to fig. 1, 2, a magnetic drive pump that rotation stability is high, including base 1, locking mechanism 4, stabilizing mean 7, the outside fixedly connected with mounting 2 of base 1, the inside contact of mounting 2 has fixing bolt 3, the outside of mounting 2 is provided with locking mechanism 4, the outside of base 1 is provided with motor 5, the outside fixedly connected with connecting pipe 6 of motor 5, the inside of connecting pipe 6 is provided with stabilizing mean 7, the outside fixedly connected with pump body 8 of connecting pipe 6, pump body 8 and base 1 fixed connection.

Referring to fig. 2 and 4, the anti-loosening mechanism 4 includes a clamping block 41, a through hole 42, a limit bolt 43, a threaded hole 44, and an inserting rod 45, wherein the clamping block 41 is contacted with the outer side of the fixing member 2, the clamping block 41 is slidably connected with the fixing bolt 3, the through hole 42 is formed in the clamping block 41, the limit bolt 43 is slidably connected with the inner side of the through hole 42, the two limit bolts 43 are symmetrically distributed on the clamping block 41, the threaded hole 44 is formed in the fixing bolt 3, the threaded hole 44 is in threaded connection with the limit bolt 43, the inserting rod 45 is fixedly connected with the outer side of the clamping block 41, the inserting rod 45 is clamped with the fixing member 2, and the inserting rod 45 fixes the clamping block 41.

Referring to fig. 2 and 3, the stabilizing mechanism 7 includes a ring block 71, a first ring groove 72, a fixed ring 73, a second ring groove 74, and a fixed rod 75, wherein the ring block 71 is fixedly connected to the inside of the connecting pipe 6, the ring block 71 is rotationally connected to the motor 5, the first ring groove 72 is provided in the inside of the ring block 71, the fixed ring 73 is rotationally connected to the inside of the first ring groove 72, the fixed ring 73 is fixedly connected to the motor 5, the second ring groove 74 is provided in the inside of the fixed ring 73, the fixed rod 75 is rotationally connected to the inside of the second ring groove 74, the fixed rod 75 is fixedly connected to the ring block 71, and the fixed rod 75 plays a secondary limiting role on the fixed ring 73.

Working principle: during operation, the motor 5 operates to transmit power to the pump body 8, the pump body 8 operates, the connecting pipe 6 is internally fixedly connected with the ring block 71, the ring block 71 is internally provided with the annular groove I72, the fixed ring 73 is fixed on the motor 5 shaft, during rotation, the ring block 71 plays a limiting role on the fixed ring 73, the annular groove II 74 is internally arranged on the fixed ring 73, the fixed rod 75 is rotationally connected with the annular groove II 74, the fixed rod 75 is fixedly connected with the ring block 71, the fixed ring 73 plays a secondary limiting role, the motor 5 shaft extension length is prevented from being excessively long, offset is generated during high-speed rotation, the clamping block 41 is arranged outside the fixed piece 2, the clamping block 41 is fixed outside the fixed bolt 3 through the inserted rod 45, the limiting bolt 43 is screwed into the threaded hole 44 through the through hole 42, the fixed bolt 3 is prevented from loosening, and the stability of the device is prevented.

Claims (6)

1. The utility model provides a magnetic drive pump that rotation stability is high, includes base (1), locking mechanism (4), stabilizing mean (7), its characterized in that: the anti-loosening device is characterized in that a fixing piece (2) is fixedly connected to the outer side of the base (1), a fixing bolt (3) is arranged in the fixing piece (2) in a contact mode, an anti-loosening mechanism (4) is arranged on the outer side of the fixing piece (2), a motor (5) is arranged on the outer side of the base (1), a connecting pipe (6) is fixedly connected to the outer side of the motor (5), a stabilizing mechanism (7) is arranged in the connecting pipe (6), a pump body (8) is fixedly connected to the outer side of the connecting pipe (6), and the pump body (8) is fixedly connected with the base (1).

2. A magnetic pump with high rotational stability according to claim 1, wherein: locking mechanism (4) are including fixture block (41), through-hole (42), stop bolt (43), screw hole (44), inserted bar (45), the outside contact of mounting (2) has fixture block (41), fixture block (41) and fixing bolt (3) sliding connection, through-hole (42) have been seted up to the inside of fixture block (41), the inside sliding connection of through-hole (42) has stop bolt (43), threaded hole (44) have been seted up to the inside of fixing bolt (3), threaded hole (44) are through threaded connection with stop bolt (43).

3. A magnetic pump with high rotational stability according to claim 1, wherein: the stabilizing mechanism (7) comprises a ring block (71), a first ring groove (72), a fixed ring (73), a second ring groove (74) and a fixed rod (75), wherein the ring block (71) is fixedly connected to the inside of the connecting pipe (6), the ring block (71) is rotationally connected with the motor (5), the first ring groove (72) is arranged in the ring block (71), the fixed ring (73) is rotationally connected to the inside of the first ring groove (72), the fixed ring (73) is fixedly connected with the motor (5), and the second ring groove (74) is arranged in the fixed ring (73).

4. A magnetic pump with high rotational stability according to claim 2, wherein: the number of the limit bolts (43) is two, and the two limit bolts (43) are symmetrically distributed on the clamping block (41).

5. A magnetic pump with high rotational stability according to claim 2, wherein: the outside fixedly connected with inserted bar (45) of fixture block (41), inserted bar (45) and mounting (2) joint.

6. A magnetic pump with high rotational stability according to claim 3, wherein: the inside rotation of annular second (74) is connected with dead lever (75), dead lever (75) and ring piece (71) fixed connection.