CN216199013U - Agricultural centrifugal pump - Google Patents
Agricultural centrifugal pump Download PDFInfo
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- CN216199013U CN216199013U CN202122230058.3U CN202122230058U CN216199013U CN 216199013 U CN216199013 U CN 216199013U CN 202122230058 U CN202122230058 U CN 202122230058U CN 216199013 U CN216199013 U CN 216199013U
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- centrifugal pump
- power generation
- generation chamber
- permanent magnet
- chamber
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Abstract
The utility model discloses an agricultural centrifugal pump, which comprises a centrifugal pump main body and a power supply device, wherein the power supply device is connected with the centrifugal pump main body; the centrifugal pump main body comprises a pump chamber and a power generation chamber, a mechanical seal is arranged at the position where the pump chamber is communicated with the power generation chamber, and a rotating shaft of the centrifugal pump penetrates through the power generation chamber and extends into the pump chamber; the power supply device comprises a permanent magnet and an armature, and the permanent magnet is arranged in the power generation chamber; the armature is sleeved on a rotating shaft of the centrifugal pump and is used for cutting magnetic induction lines in a magnetic field of the permanent magnet. The centrifugal pump is different from the prior art, the rotating shaft of the centrifugal pump drives the impeller to rotate to generate centrifugal force to convey liquid, and meanwhile, the armature on the rotating shaft can cut magnetic induction lines in a permanent magnet magnetic field in the power generation chamber, so that electromotive force is generated on the armature, and the function of supplying power to other agricultural equipment is achieved.
Description
Technical Field
The utility model relates to the technical field of agricultural equipment, in particular to an agricultural centrifugal pump.
Background
In agricultural production, the agricultural production is mostly in mountains or wide flat ground, and the power taking of equipment is difficult. A centrifugal pump is a commonly used agricultural machine in agricultural irrigation, and is a pump for transporting liquid by centrifugal force generated when an impeller rotates. In consideration of the reason of difficult electricity taking, the existing agricultural centrifugal pump is mostly driven by an internal combustion engine, and although the problem of power of the centrifugal pump can be solved by the internal combustion engine, the problem of difficult electricity taking of other agricultural equipment cannot be solved.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: an agricultural centrifugal pump is provided, which can supply power for other agricultural equipment.
In order to solve the technical problems, the utility model adopts the technical scheme that: an agricultural centrifugal pump comprises a centrifugal pump main body and a power supply device;
the centrifugal pump main body comprises a pump chamber and a power generation chamber, a mechanical seal is arranged at the position where the pump chamber is communicated with the power generation chamber, and a rotating shaft of the centrifugal pump penetrates through the power generation chamber and extends into the pump chamber;
the power supply device comprises a permanent magnet and an armature, and the permanent magnet is arranged in the power generation chamber;
the armature is sleeved on a rotating shaft of the centrifugal pump and is used for cutting magnetic induction lines in a magnetic field of the permanent magnet.
Further, the permanent magnet includes a mounting shell and a plurality of permanent magnet poles;
the mounting shell is fixedly mounted in the power generation chamber;
the permanent magnetic poles are laid in the mounting shell.
Further, the mechanical seal comprises a shaft sleeve, a mounting seat and a plugging ring;
the shaft sleeve is sleeved on a rotating shaft of the centrifugal pump;
the mounting base is sleeved on the shaft sleeve, a plugging groove with an opening facing the direction of the pump chamber is formed in the contact end of the mounting base and the shaft sleeve, and the base of the mounting base is in threaded connection with the power generation chamber;
one side of the plugging ring can be plugged into the plugging groove.
Furthermore, the mechanical seal further comprises a limiting flange plate, the base plate of the limiting flange plate is in threaded connection with the mounting seat, and the top plate of the limiting flange plate abuts against the other side of the plugging ring.
Furthermore, the plugging ring is a conical ring with the outer diameter gradually reduced, one side of the plugging ring is a small-diameter end of the conical ring, and the other side of the plugging ring is a large-diameter end of the conical ring.
The utility model has the beneficial effects that: be different from prior art, the pivot of centrifugal pump drives the impeller and rotates and produce centrifugal force and carry liquid, and the armature in the pivot can cut the magnetic induction line that sets up in the indoor permanent magnet magnetic field of electricity generation, and then produces the electromotive force on the armature to the function of realizing supplying power for other agricultural equipment.
Drawings
FIG. 1 is a schematic diagram of an agricultural centrifugal pump according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a power supply arrangement of an agricultural centrifugal pump in an embodiment of the present invention;
FIG. 3 is a schematic view of a mechanical seal of an agricultural centrifugal pump in an embodiment of the present invention;
description of reference numerals:
1. a centrifugal pump body; 11. a pump chamber; 12. a power generation chamber;
2. a power supply device; 21. a permanent magnet; 211. mounting a shell; 212. a permanent magnetic pole; 22. an armature;
3. mechanical sealing; 31. a shaft sleeve; 32. a mounting seat; 33. a plugging ring; 34. and a limiting flange plate.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 2, an agricultural centrifugal pump includes a centrifugal pump body 1 and a power supply device 2;
the centrifugal pump body 1 comprises a pump chamber 11 and a power generation chamber 12, a mechanical seal 3 is arranged at the position where the pump chamber 11 is communicated with the power generation chamber 12, and a rotating shaft of the centrifugal pump penetrates through the power generation chamber 12 and extends into the pump chamber 11;
the power supply device 2 comprises a permanent magnet 21 and an armature 22, wherein the permanent magnet 21 is arranged in the power generation chamber 12;
the armature 22 is sleeved on a rotating shaft of the centrifugal pump, and the armature 22 is used for cutting magnetic induction lines in a magnetic field of the permanent magnet 21.
The working principle is as follows: the centrifugal pump body 1 is divided into two parts, one part is used for a pump chamber 11 for conveying liquid by generating centrifugal force by rotating an impeller, the other part is used for a power generation chamber 12 for generating power by generating electromotive force by a power supply device 2, and a mechanical seal 3 is arranged at the position where the pump chamber 11 is communicated with the power generation chamber 12 to prevent the liquid in the pump chamber 11 from entering the power generation chamber 12.
When the centrifugal pump works, the rotating shaft of the centrifugal pump drives the impeller to rotate to generate centrifugal force to convey liquid, and simultaneously drives the armature 22 to rotate, magnetic induction lines in the magnetic field of the permanent magnet 21 arranged in the power generation chamber 12 are cut, and further electromotive force is generated on the armature 22.
From the above description, the beneficial effects of the present invention are: different from the prior art, when the rotating shaft of the centrifugal pump drives the impeller to rotate to generate centrifugal force to convey liquid, the armature 22 on the rotating shaft can cut magnetic induction lines in the magnetic field of the permanent magnet 21 in the power generation chamber 12, and then electromotive force is generated on the armature 22, so that the function of supplying power for other agricultural equipment is realized.
Further, the permanent magnet 21 includes a mounting case 211 and a plurality of permanent magnet poles 212;
the mounting shell 211 is fixedly mounted in the power generation chamber 12;
the permanent magnet poles 212 are laid in the mounting case 211.
As can be seen from the above description, the permanent magnet poles 212 are laid in the mounting case 211, so that the arrangement of the permanent magnet poles 212 is smooth and regular, which is helpful for the armature 22 to cut the magnetic induction lines in the magnetic field of the permanent magnet 21.
Referring to fig. 1 and fig. 3, further, the mechanical seal 3 includes a shaft sleeve 31, a mounting seat 32, and a blocking ring 33;
the shaft sleeve 31 is sleeved on a rotating shaft of the centrifugal pump;
the mounting seat 32 is sleeved on the shaft sleeve 31, a plugging groove with an opening facing the direction of the pump chamber 11 is formed in the contact end of the mounting seat 32 and the shaft sleeve 31, and the base of the mounting seat 32 is in threaded connection with the power generation chamber 12;
one side of the plugging ring 33 can be plugged into the plugging groove.
As is apparent from the above description, in order to prevent the liquid in the pump chamber 11 from entering the power generation chamber 12 and causing the disconnection of the equipment, the mechanical seal 3 is provided at the place where the pump chamber 11 communicates with the power generation chamber 12. The shaft sleeve 31 is sleeved on the rotating shaft of the centrifugal pump to protect the rotating shaft from abrasion, then the mounting seat 32 is sleeved on the shaft sleeve 31 and is in threaded connection with the power generation chamber 12, and then one side of the plugging ring 33 is plugged into the plugging groove to seal a gap between the shaft sleeve 31 and the mounting seat 32, so that a sealing effect is achieved.
Further, the mechanical seal 3 further comprises a limiting flange 34, a bottom plate of the limiting flange 34 is connected to the mounting seat 32 in a threaded manner, and a top plate of the limiting flange 34 abuts against the other side of the blocking ring 33.
As can be seen from the above description, the centrifugal pump body 1 will generate certain vibration during the process of pumping liquid, so that the blocking ring 33 is easily removed from the plugging groove. Therefore, the limit flange 34 is additionally arranged, and the top disc of the limit flange 34 is abutted against the other side of the plugging ring 33 so as to limit the movement of the plugging ring 33.
Further, the plugging ring 33 is a conical ring with an outer diameter gradually decreasing, one side of the plugging ring 33 is a small diameter end of the conical ring, and the other side of the plugging ring 33 is a large diameter end of the conical ring.
As can be seen from the above description, one side of the plugging ring 33 is the small-diameter end of the conical ring, which facilitates the plugging ring 33 to be plugged into the plugging groove.
Example one
Referring to fig. 1 to 3, an agricultural centrifugal pump includes a centrifugal pump body 1 and a power supply device 2; the centrifugal pump body 1 comprises a pump chamber 11 and a power generation chamber 12, a mechanical seal 3 is arranged at the position where the pump chamber 11 is communicated with the power generation chamber 12, and a rotating shaft of the centrifugal pump penetrates through the power generation chamber 12 and extends into the pump chamber 11; the power supply device 2 comprises a permanent magnet 21 and an armature 22, wherein the permanent magnet 21 is arranged in the power generation chamber 12; the armature 22 is sleeved on a rotating shaft of the centrifugal pump, and the armature 22 is used for cutting magnetic induction lines in a magnetic field of the permanent magnet 21. The permanent magnet 21 comprises a mounting shell 211 and a plurality of permanent magnet poles 212; the mounting shell 211 is fixedly mounted in the power generation chamber 12; the permanent magnet poles 212 are laid in the mounting case 211. The mechanical seal 3 comprises a shaft sleeve 31, a mounting seat 32 and a plugging ring 33; the shaft sleeve 31 is sleeved on a rotating shaft of the centrifugal pump; the mounting seat 32 is sleeved on the shaft sleeve 31, a plugging groove with an opening facing the direction of the pump chamber 11 is formed in the contact end of the mounting seat 32 and the shaft sleeve 31, and the base of the mounting seat 32 is in threaded connection with the power generation chamber 12; one side of the plugging ring 33 can be plugged into the plugging groove. The mechanical seal 3 further comprises a limiting flange 34, the bottom plate of the limiting flange 34 is connected to the mounting seat 32 in a threaded manner, and the top plate of the limiting flange 34 abuts against the other side of the blocking ring 33. The plugging ring 33 is a conical ring with gradually decreasing outer diameter, one side of the plugging ring 33 is a small-diameter end of the conical ring, and the other side of the plugging ring 33 is a large-diameter end of the conical ring.
In summary, the present invention provides an agricultural centrifugal pump, wherein a rotating shaft of the centrifugal pump drives an impeller to rotate to generate centrifugal force to transport liquid, and an armature on the rotating shaft can cut magnetic induction lines in a permanent magnet magnetic field in a power generation chamber, so as to generate electromotive force on the armature. Thereby realizing the function of supplying power for other agricultural equipment. Meanwhile, in order to prevent liquid in the pump chamber from entering the power generation chamber to cause the disconnection of equipment, a mechanical seal is arranged at the position where the pump chamber is communicated with the power generation chamber.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (5)
1. An agricultural centrifugal pump, its characterized in that: comprises a centrifugal pump main body and a power supply device;
the centrifugal pump main body comprises a pump chamber and a power generation chamber, a mechanical seal is arranged at the position where the pump chamber is communicated with the power generation chamber, and a rotating shaft of the centrifugal pump penetrates through the power generation chamber and extends into the pump chamber;
the power supply device comprises a permanent magnet and an armature, and the permanent magnet is arranged in the power generation chamber;
the armature is sleeved on a rotating shaft of the centrifugal pump and is used for cutting magnetic induction lines in a magnetic field of the permanent magnet.
2. An agricultural centrifugal pump according to claim 1, wherein: the permanent magnet comprises a mounting shell and a plurality of permanent magnet poles;
the mounting shell is fixedly mounted in the power generation chamber;
the permanent magnetic poles are laid in the mounting shell.
3. An agricultural centrifugal pump according to claim 1, wherein: the mechanical seal comprises a shaft sleeve, a mounting seat and a plugging ring;
the shaft sleeve is sleeved on a rotating shaft of the centrifugal pump;
the mounting base is sleeved on the shaft sleeve, a plugging groove with an opening facing the direction of the pump chamber is formed in the contact end of the mounting base and the shaft sleeve, and the base of the mounting base is in threaded connection with the power generation chamber;
one side of the plugging ring can be plugged into the plugging groove.
4. An agricultural centrifugal pump according to claim 1, wherein: the mechanical seal further comprises a limiting flange plate, the base plate of the limiting flange plate is in threaded connection with the mounting seat, and the top plate of the limiting flange plate is abutted against the other side of the plugging ring.
5. An agricultural centrifugal pump according to claim 3, wherein: the plugging ring is a conical ring with the outer diameter gradually reduced, one side of the plugging ring is a small-diameter end of the conical ring, and the other side of the plugging ring is a large-diameter end of the conical ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122230058.3U CN216199013U (en) | 2021-09-15 | 2021-09-15 | Agricultural centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122230058.3U CN216199013U (en) | 2021-09-15 | 2021-09-15 | Agricultural centrifugal pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216199013U true CN216199013U (en) | 2022-04-05 |
Family
ID=80919474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122230058.3U Active CN216199013U (en) | 2021-09-15 | 2021-09-15 | Agricultural centrifugal pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216199013U (en) |
-
2021
- 2021-09-15 CN CN202122230058.3U patent/CN216199013U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230926 Address after: 355000 3rd floor, Zhongnan building, Jiewei, Fu'an City, Ningde City, Fujian Province Patentee after: FUAN ZHONGHONG ELECTROMECHANICAL TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 355000 303, floor 3, Zhongnan building, Jiewei, Fu'an City, Ningde City, Fujian Province Patentee before: Fuan Baihui Ecological Agriculture Development Co.,Ltd. |
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| TR01 | Transfer of patent right |