CN212572268U - Permanent magnet motor controlled centrifugal pump - Google Patents
Permanent magnet motor controlled centrifugal pump Download PDFInfo
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- CN212572268U CN212572268U CN202021553018.1U CN202021553018U CN212572268U CN 212572268 U CN212572268 U CN 212572268U CN 202021553018 U CN202021553018 U CN 202021553018U CN 212572268 U CN212572268 U CN 212572268U
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- cylinder body
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- centrifugal pump
- permanent magnet
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Abstract
The utility model discloses a centrifugal pump controlled by a permanent magnet motor, which comprises a driving motor, a pump body and a controller, wherein the driving motor is the permanent magnet motor, the driving motor drives the centrifugal pump to run, and the centrifugal pump driven by the permanent magnet motor is more power-saving and has good benefit and high energy efficiency; the driving motor comprises a motor shell, the motor shell comprises end covers on two sides and a cylinder body arranged between the two end covers, and the end covers and the cylinder body are fixed through bolts; the barrel is of a double-layer structure and comprises an inner barrel, an outer barrel, a cavity formed between the inner barrel and the outer barrel, and a plurality of annular bearing grooves which are uniformly distributed according to the circumference are arranged on the inner barrel and are isosceles trapezoid-shaped; and a plurality of radiating fins which are uniformly distributed according to the circumference are inserted in the cavity between the outer barrel and the inner barrel, and a plurality of radiating holes which are uniformly distributed according to the circumference, penetrate through the outer barrel and are communicated with the cavity are arranged on the outer barrel.
Description
Technical Field
The utility model belongs to the technical field of the centrifugal pump, refer in particular to a permanent-magnet machine controlled centrifugal pump.
Background
The centrifugal pump operates by causing water to undergo centrifugal motion by the rotation of an impeller. Before the water pump is started, the pump shell and the water suction pipe are filled with water, then the motor is started, the pump shaft drives the impeller and the water to rotate at a high speed, the water is thrown to the outer edge of the impeller to be thrown into a water pressure pipeline of the water pump through a flow channel of the volute-shaped pump shell.
However, the motor of the existing centrifugal pump generates a large amount of heat during long-term operation and is not easy to dissipate, thereby causing the life of the motor and even the centrifugal pump to be reduced.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide a centrifugal pump of permanent-magnet machine control that simple structure and motor radiating effect are good.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a centrifugal pump of permanent-magnet machine control, includes driving motor, the pump body and controller, and driving motor is permanent-magnet machine, and driving motor drives the operation of centrifugal pump, and the centrifugal pump through permanent-magnet machine drive is more power-conserving, and effectual efficiency is high. The driving motor comprises a motor shell, the motor shell comprises end covers on two sides and a cylinder body arranged between the two end covers, and the end covers and the cylinder body are fixed through bolts; the cylinder body is of a double-layer structure and comprises an inner cylinder body and an outer cylinder body, the two sides of the outer cylinder body and the inner cylinder body are sealed through annular sealing blocks, and the sealing blocks can be fixed through welding; a cavity is formed between the inner cylinder and the outer cylinder, a plurality of annular bearing grooves which are uniformly distributed according to the circumference are arranged on the inner cylinder, and the bearing grooves are in an isosceles trapezoid shape; and a plurality of radiating fins which are uniformly distributed according to the circumference are inserted in the cavity between the outer barrel and the inner barrel, and a plurality of radiating holes which are uniformly distributed according to the circumference, penetrate through the outer barrel and are communicated with the cavity are arranged on the outer barrel.
Through adopting foretell technical scheme, the external surface area of barrel in the accepting groove can increase to ensure radiating effect, the fin can be better can transmit the heat out, and the louvre can play good radiating effect.
The utility model discloses further set up to: the inner side of the outer barrel is provided with a plurality of clamping grooves which are uniformly distributed according to the circumference, one end of the radiating fin is fixedly connected with the inner barrel, and the other end of the radiating fin is clamped on the clamping grooves.
Through adopting foretell technical scheme, the inboard of barrel is provided with a plurality of draw-in grooves according to circumference evenly distributed outside, and fin one end and interior barrel fixed connection, the other end card are on the draw-in groove, and the draw-in groove can play fixed fin simultaneously, can also ensure the area of contact between outer barrel and the fin.
The utility model discloses further set up to: the outer cylinder is covered with a heat conduction layer, and the heat conduction layer is a heat conduction silica gel sheet doped with graphene; the heat conducting layer is fixedly connected with the outer cylinder body through waterproof glue; and a plurality of radiating ribs which are uniformly distributed, penetrate into the radiating holes and extend to the cavity are arranged on the heat conducting layer.
By adopting the technical scheme, the heat conduction layer is coated outside the outer cylinder body, so that good heat conduction and heat dissipation effects can be achieved; and a plurality of radiating ribs which are uniformly distributed, penetrate into the radiating holes and extend to the cavity are arranged on the heat conducting layer, so that the radiating effect is further improved.
The utility model discloses further set up to: and the cavity is filled with heat-conducting silica gel.
Through adopting foretell technical scheme, be filled with heat conduction silica gel in the cavity to can be higher to play heat conduction and radiating effect.
The utility model discloses further set up to: the radiating fin is made of metal copper.
By adopting the technical scheme, the radiating fins are made of the metal copper, so that the integral radiating effect of the radiating fins can be ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of a motor housing according to the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
reference numbers in the drawings and corresponding part names: 1-end cover, 2-inner cylinder, 3-outer cylinder, 4-bearing groove, 5-radiating fin, 6-radiating hole, 7-clamping groove, 8-heat conducting layer, 9-radiating rib, 10-heat conducting silica gel, 100-driving motor, 101-pump body and 102-controller.
Detailed Description
An embodiment of the present invention is further explained with reference to fig. 1 to 3.
A centrifugal pump controlled by a permanent magnet motor comprises a driving motor 100, a pump body 101 and a controller 102, wherein the driving motor 100 is the permanent magnet motor, the driving motor 100 drives the centrifugal pump to run, and the centrifugal pump driven by the permanent magnet motor is more electricity-saving, good in benefit and high in energy efficiency. The driving motor 100 comprises a motor shell, the motor shell comprises end covers 1 on two sides and a cylinder body arranged between the two end covers 1, and the end covers 1 and the cylinder body are fixed through bolts; the cylinder body is of a double-layer structure and comprises an inner cylinder body 2 and an outer cylinder body 3, the two sides of the outer cylinder body 3 and the inner cylinder body 2 are sealed through annular sealing blocks, and the sealing blocks can be fixed through welding; a cavity is formed between the inner cylinder body 2 and the outer cylinder body 3, a plurality of annular bearing grooves 4 which are uniformly distributed according to the circumference are arranged on the inner cylinder body 2, and the bearing grooves 4 are in an isosceles trapezoid shape; a plurality of radiating fins 5 which are uniformly distributed according to the circumference are inserted in the cavity between the outer cylinder 3 and the inner cylinder 2, and a plurality of radiating holes 6 which are uniformly distributed according to the circumference, penetrate through the outer cylinder 3 and are communicated with the cavity are arranged on the outer cylinder 3.
Through adopting foretell technical scheme, the outer surface area of barrel 2 in the accepting groove 4 can increase to ensure radiating effect, fin 5 can be better can transmit the heat out, and louvre 6 can play good radiating effect.
The utility model discloses further set up to: the inner side of the outer barrel 3 is provided with a plurality of clamping grooves 7 which are uniformly distributed according to the circumference, one end of the radiating fin 5 is fixedly connected with the inner barrel 2, and the other end of the radiating fin is clamped on the clamping grooves 7.
Through adopting foretell technical scheme, the inboard of barrel 3 is provided with a plurality of draw-in grooves 7 according to circumference evenly distributed outside, 5 one end of fin and interior barrel 2 fixed connection, the other end card are on draw-in groove 7, draw-in groove 7 can play when fixed fin 5, can also ensure the area of contact between outer barrel 3 and the fin 5.
The utility model discloses further set up to: a heat conduction layer 8 is coated outside the outer cylinder 3, and the heat conduction layer 8 is a heat conduction silica gel sheet doped with graphene; the heat conducting layer 8 is fixedly connected with the outer cylinder 3 through waterproof glue; and a plurality of radiating ribs 9 which are uniformly distributed, penetrate into the radiating holes 6 and extend to the cavity are arranged on the heat conducting layer 8.
By adopting the technical scheme, the heat conduction layer 8 is coated outside the outer cylinder 3, so that good heat conduction and heat dissipation effects can be achieved; and a plurality of radiating ribs 9 which are uniformly distributed and penetrate into the radiating holes 6 and extend to the cavity are arranged on the heat conducting layer 8, so that the radiating effect is further improved.
The utility model discloses further set up to: and the cavity is filled with heat-conducting silica gel 10.
By adopting the technical scheme, the heat-conducting silica gel 10 is filled in the cavity, so that the heat-conducting and heat-radiating effects can be better achieved.
The utility model discloses further set up to: the heat sink 5 is made of copper.
By adopting the above technical scheme, the heat sink 5 is made of copper metal, so that the overall heat dissipation effect of the heat sink 5 can be ensured.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. A centrifugal pump controlled by a permanent magnet motor comprises a driving motor (100), a pump body (101) and a controller (102), and is characterized in that: the driving motor (100) comprises a motor shell, wherein the motor shell comprises end covers (1) on two sides and a cylinder body arranged between the two end covers (1); the barrel is of a double-layer structure and comprises an inner barrel (2) and an outer barrel (3), a cavity is formed between the inner barrel (2) and the outer barrel (3), a plurality of annular bearing grooves (4) which are uniformly distributed according to the circumference are formed in the inner barrel (2), and the bearing grooves (4) are isosceles trapezoids; and a plurality of radiating fins (5) which are uniformly distributed according to the circumference are inserted in the cavity between the outer cylinder body (3) and the inner cylinder body (2), and a plurality of radiating holes (6) which are uniformly distributed according to the circumference, penetrate through the outer cylinder body (3) and are communicated with the cavity are arranged on the outer cylinder body (3).
2. A permanent magnet motor controlled centrifugal pump according to claim 1, characterized by: the inner side of the outer barrel (3) is provided with a plurality of clamping grooves (7) which are uniformly distributed according to the circumference, one end of the radiating fin (5) is fixedly connected with the inner barrel (2), and the other end of the radiating fin is clamped on the clamping grooves (7).
3. A permanent magnet motor controlled centrifugal pump according to claim 2, characterized by: a heat conduction layer (8) is coated outside the outer cylinder body (3), and the heat conduction layer (8) is fixedly connected with the outer cylinder body (3) through waterproof glue; and a plurality of radiating ribs (9) which are uniformly distributed, penetrate into the radiating holes (6) and extend to the cavity are arranged on the heat conducting layer (8).
4. A permanent magnet motor controlled centrifugal pump according to claim 3, characterized in that: and the cavity is filled with heat-conducting silica gel (10).
5. A permanent magnet motor controlled centrifugal pump according to claim 4, characterized by: the radiating fin (5) is made of metal copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021553018.1U CN212572268U (en) | 2020-07-30 | 2020-07-30 | Permanent magnet motor controlled centrifugal pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021553018.1U CN212572268U (en) | 2020-07-30 | 2020-07-30 | Permanent magnet motor controlled centrifugal pump |
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| Publication Number | Publication Date |
|---|---|
| CN212572268U true CN212572268U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021553018.1U Active CN212572268U (en) | 2020-07-30 | 2020-07-30 | Permanent magnet motor controlled centrifugal pump |
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| Country | Link |
|---|---|
| CN (1) | CN212572268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114285210A (en) * | 2021-12-27 | 2022-04-05 | 苏州工业园区凯恩电子科技有限公司 | Temperature controller for micro motor |
-
2020
- 2020-07-30 CN CN202021553018.1U patent/CN212572268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114285210A (en) * | 2021-12-27 | 2022-04-05 | 苏州工业园区凯恩电子科技有限公司 | Temperature controller for micro motor |
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