CN218325480U - Novel water pump structure with built-in heat dissipation device - Google Patents
Novel water pump structure with built-in heat dissipation device Download PDFInfo
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- CN218325480U CN218325480U CN202222718874.3U CN202222718874U CN218325480U CN 218325480 U CN218325480 U CN 218325480U CN 202222718874 U CN202222718874 U CN 202222718874U CN 218325480 U CN218325480 U CN 218325480U
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Abstract
The utility model relates to the technical field of submersible pumps, and discloses a novel water pump structure with a built-in heat dissipation device, which comprises an axial heat dissipation blade, a motor winding, a rotor, a lower shell and a pump shaft, wherein the lower shell is cylindrical, a cylindrical installation cavity is arranged inside the lower shell, and a cable joint is arranged at the bottom side of the lower shell; the motor winding is fixed in the middle of the installation cavity in the lower shell, and spaces are reserved in the upper part and the lower part of the motor winding in the installation cavity; the rotor is arranged in the center of the motor winding; the pump shaft is fixed in the center of the rotor; the axial radiating blade is fixed at the lower part of the pump shaft and is positioned in the lower shell; the pump shaft rotates along with the rotor to drive the axial heat dissipation blades to rotate, and the axial heat dissipation blades are utilized to drive gas to circularly flow in the lower shell, so that the exchange and discharge of heat generated by the rotation of the motor winding and the pump shaft are accelerated. The utility model discloses can accelerate the mechanical rotation of motor winding and pump shaft and produce thermal exchange discharge, the life of extension motor.
Description
Technical Field
The utility model relates to a water pump technical field especially relates to a novel water pump structure of built-in heat abstractor.
Background
The submersible pump is widely applied to the fields of domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting, ship load regulation, fountain landscape and the like. When the motor rotor rotates at a high speed, the motor in the water pump is used for driving the impeller to work, and in the process, the heat generated by mechanical rotation of parts such as the motor winding and the rotating shaft can cause serious heating of the whole motor when the motor rotor rotates at a high speed, so that the motor is easy to break down, and the service life of the motor is shortened.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a novel water pump structure with a built-in heat dissipation device, which utilizes the pump shaft to drive the axial heat dissipation blade at the bottom in the working process to rotate, accelerates the mechanical rotation of the motor winding and the pump shaft to generate heat exchange and discharge, and prolongs the service life of the motor.
The utility model discloses a following technical scheme realizes: a novel water pump structure with a built-in heat dissipation device comprises an axial heat dissipation blade, a motor winding, a rotor, a lower shell and a pump shaft, wherein the lower shell is cylindrical, a cylindrical installation cavity is formed in the lower shell, and a cable joint is arranged on the bottom side of the lower shell; the motor winding is fixed in the middle of the installation cavity in the lower shell, and spaces are reserved in the upper part and the lower part of the motor winding in the installation cavity; the rotor is arranged in the center of the motor winding; the pump shaft is fixed in the center of the rotor; the axial radiating blade is fixed at the lower part of the pump shaft and is positioned in the lower shell; the pump shaft rotates along with the rotor to drive the axial heat dissipation blades to rotate, and the axial heat dissipation blades are utilized to drive gas to circularly flow in the lower shell, so that the exchange and discharge of heat generated by the rotation of the motor winding and the pump shaft are accelerated.
Furthermore, the novel water pump structure with the built-in heat dissipation device further comprises a support frame, a guide vane shell, a middle bearing seat, a bearing end cover, an impeller and a guide vane body, wherein the bottom end of the support frame is connected with the top end of the lower shell through a bolt, and a water inlet space is formed in the support frame; the bottom end of the guide vane shell is connected with the top end of the support frame through a bolt; the middle bearing block is arranged between the bottom of the support frame and the top end of the lower shell, a middle bearing is fixed in the middle bearing block, and the middle part of the pump shaft is fixed in the middle bearing; bearing end covers are fixed at the top end and the bottom end of the middle bearing seat; the impeller is fixed at the top end of the pump shaft and is positioned below the inner part of the guide vane shell; the guide vane body is arranged above the inner part of the guide vane shell.
Further, a bottom cover is fixed at the bottom end of the lower shell through a screw, and a sealing gasket is arranged between the bottom cover and the contact position of the lower shell.
Further, a bearing installation chamber is arranged in the center of the inner portion of the bottom cover, a high-speed bearing is fixed in the bearing installation chamber, and the bottom end of the pump shaft is fixed in the high-speed bearing.
Furthermore, a pipe barrel is fixed at the top end of the guide vane shell through a bolt, and a plurality of groups of convex rings are arranged on the outer side wall of the pipe barrel at intervals.
Further, the axial heat dissipation blade is located below the motor winding.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a novel water pump structure of built-in heat abstractor utilizes the pump shaft to drive the axial heat dissipation leaf of bottom rotatory in the course of the work, and it is mobile to drive gaseous circulation in the casing down, can accelerate the mechanical rotation of motor winding and pump shaft and produce thermal exchange discharge, and the heat of avoiding producing causes the motor wholly to seriously generate heat to the life of extension motor.
Drawings
Fig. 1 is a schematic structural view of the novel water pump structure with the built-in heat dissipation device of the present invention.
In the figure: 3. axial heat dissipation blades; 4. a motor winding; 5. a rotor; 11. a bottom cover; 12. a lower housing; 13. a support frame; 14. a guide vane housing; 15. a tube barrel; 16. a cable joint; 21. a pump shaft; 22. a high speed bearing; 23. a middle bearing seat; 24. a bearing end cap; 25. an impeller; 26. a guide blade body.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can be implemented or applied by other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
The utility model aims at prior art's defect, provide a novel water pump structure of built-in heat abstractor.
Example one
The embodiment provides a novel water pump structure with a built-in heat dissipation device, which is shown in fig. 1 and comprises an axial heat dissipation blade 3, a motor winding 4, a rotor 5, a lower shell 12 and a pump shaft 21, wherein the lower shell 12 is cylindrical, and a cylindrical installation cavity is arranged in the lower shell; the motor winding 4 is fixed in the middle of an installation cavity in the lower shell 12, and spaces are reserved in the installation cavity, at the upper part and the lower part of the motor winding 4; the rotor 5 is arranged in the center of the motor winding 4, and the pump shaft 21 is fixed in the center of the rotor 5; the axial heat dissipation blade 3 is fixed at the lower part of the pump shaft 21, the axial heat dissipation blade 3 is located in the lower casing 12, and specifically, the axial heat dissipation blade 3 is located below the motor winding 4. The utility model provides a heat that built-in heat abstractor's novel water pump structure during operation, pump shaft 21 follows rotor 5 and rotates, and it is rotatory to drive axial heat dissipation leaf 3, utilizes axial heat dissipation leaf 3 to drive gaseous circulation flow in casing 12 down, and the mechanical rotation of motor winding 4 and pump shaft 21 produces thermal circulation flow and exchange discharge with higher speed, and the heat of avoiding producing causes the whole serious fever of motor to lead to motor life to reduce to can prolong the life of motor.
Example two
The embodiment provides a novel water pump structure with a built-in heat dissipation device, which is based on the structure in the first embodiment and shown in fig. 1, and further comprises a bottom cover 11, a support frame 13, a guide vane housing 14, a middle bearing seat 23, a bearing end cover 24, an impeller 25 and a guide vane body 26, wherein the bottom end of the support frame 13 is connected with the top end of the lower housing 12 through a bolt, and a water inlet space is formed in the support frame 13; the bottom end of the guide vane shell 14 is connected with the top end of the support frame 13 through a bolt; the middle bearing block 23 is arranged between the bottom of the support frame 13 and the top end of the lower shell 12, a middle bearing is fixed in the middle bearing block 23, and the middle part of the pump shaft 21 is fixed in the middle bearing; bearing end covers 24 are fixed at the top end and the bottom end of the middle bearing seat 23; the impeller 25 is fixed at the top end of the pump shaft 21, and the impeller 25 is positioned below the inner part of the guide vane shell 14; the vane body 26 is disposed over the interior of the vane housing 14. The top end of the guide vane shell 14 is fixed with a pipe barrel 15 through a bolt, and two groups of convex rings are arranged on the outer side wall of the pipe barrel 15 at intervals, so that the guide vane shell is conveniently connected with an external hose in a binding manner. A bottom cover 11 is fixed at the bottom end of the lower shell 12 through a screw, a cable joint 16 is arranged at the bottom side of the lower shell 12, a sealing gasket is arranged between the contact positions of the bottom cover 11 and the lower shell 12, a bearing installation chamber is arranged at the center inside the bottom cover 11, a high-speed bearing 22 is fixed in the bearing installation chamber, and the bottom end of the pump shaft 21 is fixed in the high-speed bearing 22.
A built-in heat abstractor's novel water pump structure theory of operation: the rotor 5 drives the pump shaft 2 to rotate, further drives the impeller 25 to do work, fluid media are sucked in from the support frame 13 and discharged from the pipe barrel 15 after passing through the guide vane body 26, in the process, the pump shaft 2 also drives the axial heat dissipation vanes 3 at the bottom to rotate, gas is driven to flow circularly in the lower shell 12, the mechanical rotation of the motor winding 4 and the pump shaft 21 is accelerated to generate heat for exchange and discharge, the generated heat is prevented from causing serious heat generation of the whole motor, and therefore the service life of the motor is prolonged.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a built-in heat abstractor's novel water pump structure which characterized in that: comprises that
The lower shell (12), the said lower shell (12) is cylindrical, there are cylindrical installation cavities inside;
the motor winding (4) is fixed in the middle of an installation cavity in the lower shell (12), and spaces are reserved in the installation cavity at the upper part and the lower part of the motor winding (4);
the rotor (5), the said rotor (5) is set up in the centre of the motor winding (4);
the pump shaft (21), the said pump shaft (21) is fixed in the centre of the rotor (5); and
the axial heat dissipation blade (3), the axial heat dissipation blade (3) is fixed at the lower part of the pump shaft (21), and the axial heat dissipation blade (3) is positioned in the lower shell (12);
the pump shaft (21) rotates along with the rotor (5) to drive the axial heat dissipation blades (3) to rotate, and the axial heat dissipation blades (3) are utilized to drive gas to flow circularly in the lower shell (12) to accelerate the exchange and discharge of heat generated by the rotation of the motor winding (4) and the pump shaft (21).
2. The novel water pump structure with the built-in heat dissipation device according to claim 1, characterized in that: it also comprises
The bottom end of the support frame (13) is connected with the top end of the lower shell (12) through a bolt, and a water inlet space is formed in the support frame (13);
the bottom end of the guide vane outer shell (14) is connected with the top end of the support frame (13) through a bolt;
the middle bearing block (23) is arranged between the bottom of the support frame (13) and the top end of the lower shell (12), a middle bearing is fixed in the middle bearing block (23), and the middle of the pump shaft (21) is fixed in the middle bearing;
the bearing end covers (24) are fixed at the top end and the bottom end of the middle bearing seat (23);
the impeller (25) is fixed at the top end of the pump shaft (21), and the impeller (25) is positioned below the inner part of the guide vane shell (14); and
the guide vane structure comprises a guide vane body (26), wherein the guide vane body (26) is arranged above the inner part of the guide vane shell (14).
3. The novel water pump structure of the built-in heat dissipation device according to claim 2, characterized in that: the bottom of lower casing (12) is fixed with bottom (11) through the spiral, be provided with seal ring between the contact department of bottom (11) and lower casing (12).
4. The novel water pump structure with the built-in heat dissipation device according to claim 3, characterized in that: the pump is characterized in that a bearing installation chamber is arranged in the center of the inner part of the bottom cover (11), a high-speed bearing (22) is fixed in the bearing installation chamber, and the bottom end of the pump shaft (21) is fixed in the high-speed bearing (22).
5. The novel water pump structure of the built-in heat dissipation device as defined in claim 3 or 4, wherein: the guide vane comprises a guide vane shell (14), wherein a pipe barrel (15) is fixed at the top end of the guide vane shell (14) through bolts, and a plurality of groups of convex rings are arranged on the outer side wall of the pipe barrel (15) at intervals.
6. The novel water pump structure of the built-in heat dissipation device according to claim 2, characterized in that: the bottom side of the lower shell (12) is provided with a cable connector (16).
7. The novel water pump structure of the built-in heat dissipation device according to claim 2, characterized in that: the axial heat dissipation blade (3) is positioned below the motor winding (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222718874.3U CN218325480U (en) | 2022-10-13 | 2022-10-13 | Novel water pump structure with built-in heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222718874.3U CN218325480U (en) | 2022-10-13 | 2022-10-13 | Novel water pump structure with built-in heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218325480U true CN218325480U (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222718874.3U Active CN218325480U (en) | 2022-10-13 | 2022-10-13 | Novel water pump structure with built-in heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218325480U (en) |
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2022
- 2022-10-13 CN CN202222718874.3U patent/CN218325480U/en active Active
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