CN210461086U - Hollow shaft permanent magnet motor pump - Google Patents
Hollow shaft permanent magnet motor pump Download PDFInfo
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- CN210461086U CN210461086U CN201921012356.1U CN201921012356U CN210461086U CN 210461086 U CN210461086 U CN 210461086U CN 201921012356 U CN201921012356 U CN 201921012356U CN 210461086 U CN210461086 U CN 210461086U
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- body shell
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- pump
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Abstract
The utility model discloses a quill shaft permanent magnet motor pump relates to liquid pressure boost technical field, include: the pump body comprises a pump body shell, a shaft rotor, an electromagnetic coil, a powerful magnet, an impeller, a liquid outlet head and a controller; the pump body shell is a shell with two open ends, the liquid outlet head is fixedly connected with one end of the pump body shell, the shaft rotor is arranged inside the pump body shell and is a rotating shaft with an inner cavity and two open ends, the shaft rotor is rotatably connected with the pump body shell, the strong magnet is fixedly connected with the outer side wall of the shaft rotor, the electromagnetic coil is fixedly arranged on the inner side wall of the pump body shell, the impeller is fixedly connected with one end, away from the liquid outlet head, of the inner wall of the shaft rotor, the controller is fixedly arranged on the outer side wall of the pump body shell and is electrically connected with the electromagnetic coil.
Description
Technical Field
The utility model relates to a liquid pressure boost technical field especially relates to a quill shaft permanent magnet motor pump.
Background
Conventional pumps can be classified into positive displacement liquid pumps and vane pumps according to different operating principles. The displacement pump transfers energy by using the change of the volume of a working chamber, and mainly comprises a piston pump, a plunger pump, a gear pump, a diaphragm pump, a screw pump and the like; vane pumps are types that utilize the interaction of rotating vanes with a liquid to transfer energy, including centrifugal pumps and axial pumps. The pump body and the power driving part of the common pump in the prior art are separated; the common pump in the prior art mainly adopts a machine-pump separation type structure, and mainly comprises a diesel engine/gasoline engine + liquid pump or an electric motor/small motor + liquid pump, so that the pump is large in size, large in mass and inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quill shaft permanent-magnet machine pump to solve the problem that above-mentioned prior art exists, be favorable to dwindling the volume of pump and the quality of pump.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a hollow shaft permanent magnet motor pump, which comprises a pump body shell, a shaft rotor, an electromagnetic coil, a strong magnet, an impeller, a liquid outlet head and a controller; the pump body shell is a shell with two open ends, the liquid outlet head is fixedly connected with one end of the pump body shell, the shaft rotor is arranged inside the pump body shell and is a rotating shaft with an internal cavity and two open ends, the shaft rotor is rotatably connected with the pump body shell, the powerful magnet is fixedly connected with the outer side wall of the shaft rotor, the electromagnetic coil is fixedly arranged on the inner side wall of the pump body shell, the impeller is fixedly connected with one end, far away from the liquid outlet head, of the inner wall of the shaft rotor, the controller is fixedly arranged on the outer side wall of the pump body shell, and the controller is electrically connected with the electromagnetic coil.
Preferably, the hollow shaft permanent magnet motor pump further comprises a filter screen, and the filter screen is fixedly connected with one end, far away from the liquid outlet head, of the pump body shell.
Preferably, the number of the strong magnets is plural, and the plural strong magnets are distributed at equal angles along the circumference of the shaft rotor.
Preferably, the hollow shaft permanent magnet motor pump further comprises two copper sleeves and two bearings, the copper sleeves are fixedly arranged on the shaft rotors close to the two ends of the powerful magnet and used for axially limiting the positions of the bearings, the two bearings are respectively arranged at the two ends of the shaft rotors, inner rings of the two bearings are in interference fit with the shaft rotors, and outer rings of the two bearings are rotationally connected with the pump body shell.
Preferably, the hollow shaft permanent magnet motor pump further comprises a sealing ring, the sealing ring is fixedly sleeved on the shaft rotor, and the bearing is pressed on the sealing ring.
Preferably, the sealing ring is a silica gel sealing ring or a rubber sealing ring.
Preferably, the hollow shaft permanent magnet motor pump further comprises a first waterproof pad, and the first waterproof pad is fixedly arranged on the inner side wall of the water inlet of the pump body shell.
Preferably, the hollow shaft permanent magnet motor pump further comprises a second waterproof pad, and the second waterproof pad is fixedly arranged on the inner side wall of the water outlet of the pump body shell.
Preferably, the controller is a waterproof controller.
Preferably, the hollow shaft permanent magnet motor pump further comprises a liquid inlet head, and the liquid inlet head is fixedly connected with one end, far away from the liquid outlet head, of the pump body shell.
The utility model discloses for prior art gain following technological effect:
the utility model provides a quill shaft permanent magnet motor pump, the axle rotor sets up inside pump body shell, and the axle rotor is inside cavity, both ends open-ended pivot, a liquid for go out, the axle rotor rotates with pump body shell to be connected, powerful magnet fixed connection is in the lateral wall of axle rotor, solenoid is fixed to be set up on pump body shell's inside wall, impeller fixed connection keeps away from the one end of going out the liquid head in the axle rotor, the fixed lateral wall that sets up at pump body shell of controller, the controller is connected with the solenoid electricity, a rotor rotation is used for controlling the axle, and then it is rotatory with suction liquid to drive the impeller high speed, make liquid pass through the inside cavity of axle rotor, current machine pump disconnect-type structure is compared to this kind of play liquid mode, be favorable to reducing the volume.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a hollow shaft permanent magnet motor pump with a filter screen according to the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a bottom view of the filter screen of FIG. 1;
fig. 4 is a front view of the hollow shaft permanent magnet motor pump with the liquid inlet head provided by the present invention.
Wherein: 1-a controller; 2-pump body housing; 3-an electromagnetic coil; 4-strong magnet; 5-copper sheathing; 6-a bearing; 7-shaft rotor; 8-sealing ring; 91-a first waterproof pad; 92-a second waterproof pad; 10-an impeller; 111-a liquid outlet head; 112-liquid inlet; 12-a filter screen.
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 efforts belong to the protection scope of the present invention.
The utility model aims at providing a quill shaft permanent-magnet machine pump to solve the problem that prior art exists, be favorable to dwindling the volume of pump and the quality of pump.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
The first embodiment is as follows:
as shown in FIGS. 1 to 3: the embodiment provides a hollow shaft permanent magnet motor pump, which comprises a pump body shell 2, a shaft rotor 7, an electromagnetic coil 3, a powerful magnet 4, an impeller 10, a liquid outlet head 111 and a controller 1; the pump body shell 2 is a shell with two open ends, the liquid outlet head 111 is fixedly connected with the upper end of the pump body shell 2, the shaft rotor 7 is arranged inside the pump body shell 2, the shaft rotor 7 is a rotating shaft with an inner cavity and two open ends, the shaft rotor 7 is rotatably connected with the pump body shell 2, the strong magnet 4 is fixedly connected with the outer side wall of the shaft rotor 7, the electromagnetic coil 3 is fixedly arranged on the inner side wall of the pump body shell 2, the impeller 10 is fixedly connected with one end, far away from the liquid outlet head 111, of the inner wall of the shaft rotor 7, the controller 1 is fixedly arranged on the outer side wall of the pump body shell 2, and the controller 1 is electrically connected with the electromagnetic coil.
The working process is as follows:
the controller 1 controls the electromagnetic coil 3 to be electrified, a magnetic field is generated around the electromagnetic coil 3 after the electromagnetic coil is electrified, a strong magnet 4 is arranged on the outer side wall of a shaft rotor 7 arranged in the pump body shell 2 to generate magnetic force, the shaft rotor 7 is driven to rotate relative to the pump body shell 2 under the action of the magnetic force, an impeller 10 arranged at the lower end of the shaft rotor 7 is driven to rotate at a high speed, liquid passes through an inner cavity of the shaft rotor 7 at a high speed under the action of the high-speed rotating force of the impeller 10, and the size and the quality of the liquid pump can be greatly reduced compared with the existing pump separation type structure through a liquid outlet mode of.
The hollow shaft permanent magnet motor pump further comprises a filter screen 12, and the filter screen 12 is fixedly connected with one end, far away from the liquid outlet head 111, of the pump body shell 2 and used for filtering liquid.
The number of the strong magnets 4 is multiple, and the strong magnets 4 are distributed at equal angles along the circumference of the shaft rotor 7, so that the shaft rotor 7 can be uniformly stressed in all directions.
The hollow shaft permanent magnet motor pump further comprises two copper sleeves 5 and two bearings 6, the copper sleeves 5 are fixedly arranged on the shaft rotors 7 close to the two ends of the powerful magnet 4 and used for axially limiting the positions of the bearings 6, the two bearings 6 are respectively arranged at the two ends of the shaft rotors 7, inner rings of the two bearings 6 are in interference fit with the shaft rotors 7, and outer rings of the two bearings 6 are rotatably connected with the pump body shell 2 to support the shaft rotors 7.
The hollow shaft permanent magnet motor pump further comprises a sealing ring 8, the sealing ring 8 is fixedly sleeved on the shaft rotor 7, and the bearing 6 is pressed on the sealing ring 8 and used for preventing liquid from entering a gap between the electromagnetic coil 3 and the strong magnet 4.
The sealing ring 8 is a silica gel sealing ring 8 or a rubber sealing ring 8.
The hollow shaft permanent magnet motor pump further comprises a first waterproof pad 91, wherein the first waterproof pad 91 is fixedly arranged on the inner side wall of the liquid inlet of the pump body shell 2 and used for preventing water from entering the bearing 6 arranged close to the first waterproof pad 91.
The hollow shaft permanent magnet motor pump further comprises a second waterproof pad 92, and the second waterproof pad 92 is fixedly arranged on the inner side wall of the liquid outlet of the pump body shell 2 and used for preventing water for the bearing 6 arranged close to the second waterproof pad 92.
The controller 1 is a waterproof controller 1.
Example two:
as shown in fig. 4, the hollow shaft permanent magnet motor pump provided in this embodiment includes all components except the filter screen 12 in the first embodiment; the liquid pump further comprises a liquid inlet head 112, and the liquid inlet head 112 is fixedly connected with one end, far away from the liquid outlet head 111, of the pump body shell 2 and used for improving liquid inlet pressure.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. A hollow shaft permanent magnet motor pump is characterized in that: comprises a pump body shell, a shaft rotor, an electromagnetic coil, a powerful magnet, an impeller, a liquid outlet head and a controller; the pump body shell is a shell with two open ends, the liquid outlet head is fixedly connected with one end of the pump body shell, the shaft rotor is arranged inside the pump body shell and is a rotating shaft with an internal cavity and two open ends, the shaft rotor is rotatably connected with the pump body shell, the powerful magnet is fixedly connected with the outer side wall of the shaft rotor, the electromagnetic coil is fixedly arranged on the inner side wall of the pump body shell, the impeller is fixedly connected with one end, far away from the liquid outlet head, of the inner wall of the shaft rotor, the controller is fixedly arranged on the outer side wall of the pump body shell, and the controller is electrically connected with the electromagnetic coil.
2. The hollow shaft permanent magnet motor pump of claim 1, wherein: still include the filter screen, the filter screen with pump body shell keeps away from go out the one end fixed connection of liquid head.
3. The hollow shaft permanent magnet motor pump of claim 1, wherein: the number of the powerful magnets is multiple, and the powerful magnets are distributed at equal angles along the circumference of the shaft rotor.
4. The hollow shaft permanent magnet motor pump of claim 3, wherein: the pump body comprises a pump body shell, and is characterized by further comprising two copper sleeves and two bearings, wherein the copper sleeves are fixedly arranged on the shaft rotor close to two ends of the powerful magnet and used for axially limiting the positions of the bearings, the two bearings are respectively arranged at two ends of the shaft rotor, inner rings of the two bearings are in interference fit with the shaft rotor, and outer rings of the two bearings are rotationally connected with the pump body shell.
5. The hollow shaft permanent magnet motor pump of claim 4, wherein: the shaft rotor is characterized by further comprising a sealing ring, wherein the sealing ring is fixedly sleeved on the shaft rotor, and the bearing is pressed on the sealing ring.
6. The hollow shaft permanent magnet motor pump of claim 5, wherein: the sealing ring is a silica gel sealing ring or a rubber sealing ring.
7. The hollow shaft permanent magnet motor pump of claim 2, wherein: still include first waterproof pad, first waterproof pad is fixed to be set up on the water inlet inside wall of pump body shell.
8. The hollow shaft permanent magnet motor pump of claim 1, wherein: still include the waterproof pad of second, the waterproof pad of second is fixed to be set up on the delivery port inside wall of pump body shell.
9. The hollow shaft permanent magnet motor pump of claim 1, wherein: the controller is a waterproof controller.
10. The hollow shaft permanent magnet motor pump of claim 1, wherein: still include into the liquid head, advance the liquid head with pump body shell keeps away from go out the one end fixed connection of liquid head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012356.1U CN210461086U (en) | 2019-07-02 | 2019-07-02 | Hollow shaft permanent magnet motor pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012356.1U CN210461086U (en) | 2019-07-02 | 2019-07-02 | Hollow shaft permanent magnet motor pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461086U true CN210461086U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921012356.1U Active CN210461086U (en) | 2019-07-02 | 2019-07-02 | Hollow shaft permanent magnet motor pump |
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|---|---|
| CN (1) | CN210461086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131180A (en) * | 2019-07-02 | 2019-08-16 | 戴胜电器有限公司 | A kind of hollow shaft Permanent Magnet and Electric pump |
-
2019
- 2019-07-02 CN CN201921012356.1U patent/CN210461086U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131180A (en) * | 2019-07-02 | 2019-08-16 | 戴胜电器有限公司 | A kind of hollow shaft Permanent Magnet and Electric pump |
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