CN213775725U

CN213775725U - Permanent magnet immersed pump

Info

Publication number: CN213775725U
Application number: CN202022376659.0U
Authority: CN
Inventors: 吴磊军; 胡美凤; 罗诚
Original assignee: HUNAN NEPTUNE PUMP CO Ltd
Current assignee: HUNAN NEPTUNE PUMP CO Ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-23
Anticipated expiration: 2030-10-23

Abstract

The utility model relates to an immersed pump technical field, specifically speaking relates to a permanent magnetism immersed pump, which comprises a pump body, pump body sealing ring is installed at the top of the pump body, the impeller is installed at the top of pump body sealing ring, department installs the main shaft in the middle of the top of impeller, the half catch is installed through first parallel key in the bottom of main shaft, the mid-mounting of main shaft has the machine to seal, the impeller sealing ring is installed in the top outside of impeller, the middle part outside installation of main shaft has the machine to seal the gland, the pump cover is installed on the upper portion of the pump body, the plug is installed at the top of pump cover, the mid-mounting of main shaft has permanent magnet machine, deep groove ball bearing is installed on the top of main shaft, bolster bearing housing is installed on the upper portion of main shaft. Each detachable subassembly of this permanent magnetism immersed pump is convenient for assemble and dismantle, can conveniently dismantle and assemble each part when needs are installed, and can carry out the quick dismantlement operation when needs maintain, and the later stage maintenance of being convenient for prolongs the device's life.

Description

Permanent magnet immersed pump

Technical Field

The utility model relates to an immersed pump technical field, specifically speaking relates to a permanent magnetism immersed pump.

Background

The permanent magnet immersed pump is a novel aluminum alloy immersed pump which uses a high-speed permanent magnet direct current brushless motor as power, has much smaller volume and weight than a conventional axial flow pump, can reach the lift of a common centrifugal pump with a centrifugal impeller of the same specification, has the advantages of large flow, high efficiency, energy saving, small volume, light weight, intellectualization and the like.

The existing immersed pump is structurally integrated, inconvenient to assemble and disassemble and inconvenient to maintain after being damaged inside, so that the device is troublesome to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a permanent magnetism immersed pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides a permanent magnet immersed pump, which comprises a pump body, a pump body sealing ring is installed at the top of the pump body, an impeller is installed at the top of the pump body sealing ring, a main shaft is installed in the middle of the top of the impeller, a half locking ring is installed at the bottom end of the main shaft through a first flat key, a mechanical seal is installed at the middle part of the main shaft, the impeller sealing ring is installed at the outer side of the top of the impeller, a mechanical seal cover is installed at the outer side of the middle part of the main shaft, a pump cover is installed at the upper part of the pump cover, a screw plug is installed at the top of the pump cover, a permanent magnet motor is installed at the middle part of the main shaft, a deep groove ball bearing is installed at the top end of the main shaft, an upper bearing seat is installed at the upper part of the upper bearing seat, an outer screw joint is installed at the top of the upper end cover, a cable gland is installed at the top of the outer screw joint, the inner part of the upper end cover is provided with a first leakage detector through a first mounting plate, the outer side of the upper end cover is provided with a cable flange, the outer wall of the middle lower part of the main shaft is sequentially provided with a framework oil seal, a bearing gland, an angular contact ball bearing and a cylindrical roller bearing, and the outer side of the middle lower part of the main shaft is provided with a stop washer and a round nut.

Preferably, the outer side of the bottom end of the main shaft is fixedly connected with the huff lock ring through a first hexagon socket head cap screw.

Preferably, a first O-shaped rubber sealing ring is mounted at the top of the mechanical seal pressing cover and fixedly connected with the mechanical seal pressing cover through a first bolt.

Preferably, the outer side of the pump body is provided with a connector, the top of the pump body is provided with a main body pipe, the inner side of the connector is provided with a second O-shaped rubber sealing ring, the inner part of the main body pipe is provided with a second leakage detector through a second mounting plate, and the connector is connected with the pump body through a second hexagon socket head cap screw.

Preferably, a second bolt is installed on the outer side of the top of the plug.

Preferably, the permanent magnet motor is mounted on the main shaft through a second flat key.

Preferably, the upper bearing seat is mounted on the main shaft through a third bolt, and a fifth O-shaped rubber sealing ring is tightly bonded to the bottom of the upper bearing seat.

Preferably, a third O-shaped rubber sealing ring is tightly bonded to the top of the upper bearing seat, and a binding post is mounted in the middle of the top of the upper bearing seat.

Preferably, a fourth bolt is installed at the top of the cable gland, the upper end cover is fixed on the upper bearing seat through a fifth bolt, and a fourth O-shaped rubber sealing ring is installed on the outer side of the fifth bolt.

Preferably, the bearing cover is fixed to the main shaft by a sixth bolt, and the main body pipe is mounted to the pump body by a seventh bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

among this permanent magnetism immersed pump, each detachable subassembly through wherein setting is convenient for assemble and dismantle, can conveniently dismantle and assemble each part when needs are installed, and can carry out the quick dismantlement operation when needs maintain, the later stage maintenance of being convenient for prolongs the device's life.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic external structural view of the present invention;

fig. 3 is a schematic view of a part of the structure of the present invention.

The various reference numbers in the figures mean:

1. a pump body; 2. a pump body sealing ring; 3. an impeller; 4. a half lock ring; 5. a first socket cap head screw; 6. a first flat key; 7. a main shaft; 8. machine sealing; 9. an impeller seal ring; 10. a mechanical seal gland; 11. a first O-shaped rubber sealing ring; 12. a first bolt; 13. a second O-shaped rubber sealing ring; 14. a pump cover; 15. plugging with a thread; 16. a second bolt; 17. a permanent magnet motor; 18. a deep groove ball bearing; 19. a third bolt; 20. an upper bearing seat; 21. a third O-shaped rubber sealing ring; 22. a cable gland; 23. a fourth bolt; 24. an external thread joint; 25. an upper end cover; 26. a first leak detector; 27. a first mounting plate; 28. a cable flange; 29. a binding post; 30. a fifth bolt; 31. a fourth O-shaped rubber sealing ring; 32. a fifth O-shaped rubber sealing ring; 33. a second flat key; 34. framework oil seal; 35. a bearing gland; 36. a sixth bolt; 37. angular contact ball bearings; 38. a cylindrical roller bearing; 39. a second leak detector; 40. a second mounting plate; 41. a seventh bolt; 42. a stop washer; 43. a round nut; 44. a second socket cap head screw; 45. an interface; 46. a main body tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element 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", "third", "fourth", "fifth", "sixth", "seventh" 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, features defined as "first", "second", "third", "fourth", "fifth", "sixth", "seventh" may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a permanent magnet immersed pump, as shown in figures 1-3, comprising a pump body 1, a pump body sealing ring 2 is installed on the top of the pump body 1, an impeller 3 is installed on the top of the pump body sealing ring 2, a main shaft 7 is installed in the middle of the top of the impeller 3, a half locking ring 4 is installed on the bottom end of the main shaft 7 through a first flat key 6, a mechanical seal 8 is installed in the middle of the main shaft 7, an impeller sealing ring 9 is installed on the outer side of the top of the impeller 3, a mechanical seal cover 10 is installed on the outer side of the middle of the main shaft 7, a pump cover 14 is installed on the upper portion of the pump body 1, a screw plug 15 is installed on the top of the pump cover 14, a permanent magnet motor 17 is installed in the middle of the main shaft 7, a deep groove ball bearing 18 is installed on the top end of the main shaft 7, an upper bearing block 20 is installed on the top of the upper bearing block 20, an upper end cover 25 is installed on the top of the upper end cover 25, an outer screw connector 24, a cable gland 22 is installed on the top of the outer screw connector 24, the first leakage detector 26 is mounted inside the upper end cover 25 through the first mounting plate 27, the cable flange 28 is mounted on the outer side of the upper end cover 25, the framework oil seal 34, the bearing gland 35, the angular contact ball bearing 37 and the cylindrical roller bearing 38 are sequentially mounted on the outer wall of the middle lower portion of the main shaft 7, and the stop washer 42 and the round nut 43 are mounted on the outer side of the middle lower portion of the main shaft 7.

Specifically, the outer side of the bottom end of the main shaft 7 is fixedly connected with the half locking ring 4 through a first inner hexagonal socket head cap screw 5, so that the half locking ring 4 is convenient to lock.

In this embodiment, a first O-shaped rubber sealing ring 11 is installed at the top of the mechanical seal pressing cover 10, and the first O-shaped rubber sealing ring 11 is fixedly connected with the mechanical seal pressing cover 10 through a first bolt 12, so that the mechanical seal pressing cover 10 is convenient to seal on the outer side.

Further, a connector 45 is arranged on the outer side of the pump body 1, a main body pipe 46 is mounted at the top of the pump body 1, a second O-shaped rubber sealing ring 13 is mounted on the inner side of the connector 45, a second leak detector 39 is mounted inside the main body pipe 46 through a second mounting plate 40, and the connector 45 is connected with the pump body 1 through a second hexagon socket head cap screw 44.

Furthermore, a second bolt 16 is installed on the outer side of the top of the plug 15, so that the plug 15 can be conveniently installed and fixed.

Further, the permanent magnet motor 17 is mounted on the spindle 7 through a second flat key 33, so that the permanent magnet motor 17 can be fixed conveniently.

Further, the upper bearing seat 20 is mounted on the main shaft 7 through a third bolt 19, and a fifth O-shaped rubber seal ring 32 is tightly bonded to the bottom of the upper bearing seat 20, so that the upper bearing seat 20 can be mounted and fixed conveniently.

Further, a third O-shaped rubber sealing ring 21 is tightly bonded to the top of the upper bearing seat 20, and a binding post 29 is mounted in the middle of the top of the upper bearing seat 20, so that the wire connection operation is facilitated.

Furthermore, a fourth bolt 23 is installed at the top of the cable gland 22, the upper end cover 25 is fixed on the upper bearing seat 20 through a fifth bolt 30, and a fourth O-shaped rubber sealing ring 31 is installed on the outer side of the fifth bolt 30, so that the installation and the disassembly of each component are facilitated.

Further, the bearing gland 35 is fixed on the main shaft 7 through a sixth bolt 36, and the main body tube 46 is mounted on the pump body 1 through a seventh bolt 41, so that the main body tube 46 is convenient to mount and dismount.

When the permanent magnetism immersed pump of this embodiment is using, at first carry out the aggregate erection with each part of the device, install pump body 1 and main part pipe 46 fixed in proper order, when inside spare part damages and causes the activity, cause inside jam easily, dismantle the device from up from the bottom this moment for pump body 1 separates with main part pipe 46, take out the part of inside damage back and change and install, after the installation, again with outside main part pipe 46 installation fixed, can continue to use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a permanent magnetism immersed pump, includes pump body (1), its characterized in that: the pump body sealing ring is characterized in that a pump body sealing ring (2) is installed at the top of the pump body (1), an impeller (3) is installed at the top of the pump body sealing ring (2), a main shaft (7) is installed in the middle of the top of the impeller (3), a half locking ring (4) is installed at the bottom end of the main shaft (7) through a first flat key (6), a mechanical seal (8) is installed in the middle of the main shaft (7), an impeller sealing ring (9) is installed on the outer side of the top of the impeller (3), a mechanical seal cover (10) is installed on the outer side of the middle of the main shaft (7), a pump cover (14) is installed on the upper portion of the pump body (1), a plug (15) is installed at the top of the pump cover (14), a permanent magnet motor (17) is installed in the middle of the main shaft (7), a deep groove ball bearing (18) is installed at the top end of the main shaft (7), and an upper bearing seat (20) is installed on the upper portion of the main shaft (7), the improved spindle is characterized in that an upper end cover (25) is installed at the top of the upper bearing seat (20), an outer wire connector (24) is installed at the top of the upper end cover (25), a cable gland (22) is installed at the top of the outer wire connector (24), a first leakage detector (26) is installed inside the upper end cover (25) through a first installation plate (27), a cable flange (28) is installed on the outer side of the upper end cover (25), a framework oil seal (34), a bearing gland (35), an angular contact ball bearing (37) and a cylindrical roller bearing (38) are sequentially installed on the outer wall of the middle lower portion of the spindle (7), and a stop washer (42) and a round nut (43) are installed on the outer side of the middle lower portion of the spindle (7).

2. The permanent magnet immersed pump according to claim 1, wherein: the outer side of the bottom end of the main shaft (7) is fixedly connected with the half locking ring (4) through a first inner hexagonal socket head cap screw (5).

3. The permanent magnet immersed pump according to claim 1, wherein: first O type rubber seal (11) are installed at the top of machine seal gland (10), first O type rubber seal (11) are through first bolt (12) and machine seal gland (10) fixed connection.

4. The permanent magnet immersed pump according to claim 1, wherein: the outer side of the pump body (1) is provided with an interface (45), a main body pipe (46) is installed at the top of the pump body (1), a second O-shaped rubber sealing ring (13) is installed on the inner side of the interface (45), a second leakage detector (39) is installed inside the main body pipe (46) through a second installation plate (40), and the interface (45) is connected with the pump body (1) through a second inner hexagonal cylindrical head screw (44).

5. The permanent magnet immersed pump according to claim 1, wherein: and a second bolt (16) is arranged on the outer side of the top of the pipe plug (15).

6. The permanent magnet immersed pump according to claim 1, wherein: the permanent magnet motor (17) is arranged on the main shaft (7) through a second flat key (33).

7. The permanent magnet immersed pump according to claim 1, wherein: the upper bearing seat (20) is installed on the main shaft (7) through a third bolt (19), and a fifth O-shaped rubber sealing ring (32) is tightly bonded to the bottom of the upper bearing seat (20).

8. The permanent magnet immersed pump according to claim 1, wherein: the top of the upper bearing seat (20) is tightly bonded with a third O-shaped rubber sealing ring (21), and the middle of the top of the upper bearing seat (20) is provided with a binding post (29).

9. The permanent magnet immersed pump according to claim 1, wherein: fourth bolt (23) are installed at the top of cable gland (22), upper end cover (25) are fixed on upper bearing frame (20) through fifth bolt (30), fourth O type rubber seal (31) are installed in the outside of fifth bolt (30).

10. The permanent magnet immersed pump according to claim 4, wherein: the bearing gland (35) is fixed on the main shaft (7) through a sixth bolt (36), and the main body pipe (46) is installed on the pump body (1) through a seventh bolt (41).