CN216842255U

CN216842255U - Novel electronic water pump of encapsulating mode

Info

Publication number: CN216842255U
Application number: CN202123105563.1U
Authority: CN
Inventors: 陈金贵; 温金福; 张锦明
Original assignee: Thermo Xiamen Intelligent Technology Co ltd
Current assignee: Thermo Xiamen Intelligent Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-06-28
Anticipated expiration: 2031-12-10

Abstract

The utility model provides a novel electronic water pump of encapsulating mode, including the pump body and pump cover, the pump cover is equipped with water inlet, delivery port and goes up the cavity, the pump body is equipped with down the cavity, the pump cover lid is located the pump body, go up the cavity with the airtight cavity of cavity down becomes, be equipped with the rotor subassembly in the airtight cavity, the pump body outside is equipped with and is used for the drive rotor subassembly pivoted motor element, motor element include stator module, with the control panel that stator module electricity is connected and with the power cord that the control panel electricity is connected, stator module with the control panel outside is equipped with the casting glue. The utility model discloses outside the motor element was independent of the pump body, be convenient for assemble, dismantle or change, can improve failure analysis efficiency, reduce the maintenance cost to effectively improve the radiating effect.

Description

Novel electronic water pump of encapsulating mode

Technical Field

The utility model relates to a pumping mechanism field, in particular to novel electronic pump of encapsulating mode.

Background

The electronic water pump is often applied to toilets, water heaters, new energy vehicles and the like and is used as a toilet bowl undershoot system, a water heater pressurization system and an on-vehicle water supply system. The electronic water pump can be soaked in water or used in a humid environment for a long time sometimes, so that the stator and the circuit board of the pump need to be filled with glue, and therefore waterproof insulation is achieved. When the existing electronic water pump is filled with glue, a stator and a circuit board of the pump are assembled on a pump body at first, and then the pump body is filled with the glue, so that the stator, the circuit board and the pump body are all glued together. When the stator and the circuit board are abnormal, the stator and the circuit board are difficult to disassemble, the stator and the circuit board cannot be independently replaced and maintained, and the stator and the circuit board can only be scrapped together with the pump body. When the abnormity of the stator or the circuit board is analyzed, the pump body needs to be disassembled, the operation is troublesome, and the analysis efficiency is low. In addition, the pump body and the stator are glued together, and heat dissipation needs to be conducted through the pump body, so that the stator is slow in heat dissipation, and the service life of the stator is not prolonged.

SUMMERY OF THE UTILITY MODEL

There is the problem that is difficult to dismantle, can't replace the part alone and dispel the heat slowly to current electronic water pump's encapsulating mode, the utility model provides a novel electronic water pump of encapsulating mode.

For realizing the purpose of the utility model, the utility model adopts the technical proposal that:

the utility model provides an electronic water pump of novel encapsulating mode, includes the pump body and pump cover, the pump cover is equipped with water inlet, delivery port and goes up the cavity, the pump body is equipped with down the cavity, the pump cover lid is located the pump body, go up the cavity with lower cavity body becomes airtight cavity, be equipped with the rotor subassembly in the airtight cavity, the pump body outside is equipped with and is used for the drive rotor subassembly pivoted motor element, motor element include stator module, with the control panel that stator module electricity is connected and with the power cord that the control panel electricity is connected, stator module with the control panel outside is equipped with the casting glue.

Preferably, the periphery of the pump cover is provided with a plurality of first connecting holes, the periphery of the pump body is provided with studs corresponding to the connecting holes, inner threaded holes which are communicated up and down are formed in the studs, and the pump cover and the pump body are locked and fixed by sequentially penetrating through the first connecting holes and the inner threaded holes through first connecting bolts.

Preferably, the pump body includes the panel and set up in the erection column of panel under bracing face, the erection column vertically extends downwards, down the cavity by the panel center to set up in the erection column, motor element central point puts and is equipped with the through-hole, motor element cover is located the erection column outside.

Preferably, the bottom of the pump body is further provided with a rear cover for fixing the motor assembly, the rear cover is provided with a plurality of second connecting holes corresponding to the studs, the second connecting holes are sequentially penetrated through second connecting bolts, the inner screw holes fix the rear cover and the pump body, the motor assembly is further fixed, and the rear cover is provided with a wire passing hole for the power line to penetrate through.

Preferably, the bottom suspension fagging of the pump body is equipped with a plurality of ribs of splining and the annular protruding edge of a downwardly extending, the inside wall on annular protruding edge is equipped with a plurality of location ribs, the motor element top be equipped with the groove of splining of the spacing complex of rib of splining, the motor element lateral wall be equipped with the spacing complex constant head tank of location rib.

Preferably, a sealing ring is arranged between the pump body and the pump cover, a sealing groove for placing the sealing ring is formed in the upper supporting surface of the pump body, and the pump cover is arranged behind the pump body and is abutted to the bottom surface of the pump cover.

Preferably, the rotor subassembly includes pivot and rotor body, rotor body rotates the cover and locates in the pivot, it is equipped with and is used for the installation to go up the cavity top the shaft hole of pivot, pivot bottom cover is equipped with the rubber cap, the cavity bottom is equipped with the installation down the locating hole of rubber cap.

Preferably, gaskets are arranged between the rubber cap and the rotor and between the rotor and the pump cover, and the gaskets are sleeved in the rotating shaft.

Preferably, the stator assembly comprises a silicon steel sheet iron core, an enameled wire winding and a winding support, the silicon steel sheet iron core is fixed on the winding support, and the enameled wire winding is wound on the silicon steel sheet iron core.

The utility model has the advantages as follows:

1. the utility model comprises a pump body and a pump cover which are connected and installed with each other, and the rotor component is arranged at the inner side of the pump body, and the stator component is arranged at the outer side of the pump body, so that the whole assembly and disassembly are convenient; when the abnormity or the fault is analyzed, the pump body does not need to be disassembled and damaged, the motor module can be taken out for convenient analysis, and the analysis efficiency is improved; when the water pump is maintained, the motor assembly can be replaced independently without being connected with a pump body for replacement, and the maintenance cost is reduced.

2. The utility model discloses a water pump motor element can be direct and air or water contact, need not pass through the pump body, and the heat dissipation is faster, is favorable to prolonging the life-span of pump.

Drawings

FIG. 1: the utility model is a schematic diagram of an exploded structure;

FIG. 2: the utility model is a schematic diagram of an integral assembly structure;

FIG. 3: the utility model has a section schematic diagram of the whole structure;

FIG. 4: the utility model discloses the assembly sketch map of pump cover, rotor subassembly, sealing washer and pump body;

FIG. 5 is a schematic view of: the structure schematic diagram of the motor component before glue pouring of the utility model;

FIG. 6: the structure schematic diagram of the motor component after glue filling of the utility model;

FIG. 7: the structure of the bottom surface of the pump body of the utility model is shown schematically;

in the figure: 10. a pump body; 11. a lower cavity; 12. a stud; 13. a sealing groove; 14. a rotation stopping rib; 15. an annular convex edge; 151. positioning the ribs; 20. a pump cover; 21. a water inlet; 22. a water outlet; 23. an upper cavity; 30. a rotor assembly; 31. a rotating shaft; 32. a rotor body; 33. a rubber cap; 34. a gasket; 40. a motor assembly; 41. a stator assembly; 42. a control panel; 43. a power line; 44. a rotation stopping groove; 45. positioning a groove; 50. a first connecting bolt; 60. a rear cover; 70. a second connecting bolt; 80. and (5) sealing rings.

Detailed Description

The glue filling mode of the existing electronic water pump has the problems that the parts are difficult to disassemble and cannot be replaced independently, and the heat dissipation is slow. Therefore, the present invention provides a new solution, and for a clearer representation, the present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1-7, a novel electronic water pump of encapsulating mode, includes pump body 10 and pump cover 20, pump cover 20 is equipped with water inlet 21, delivery port 22 and last cavity 23, pump body 10 is equipped with cavity 11 down, pump cover 20 lid is located pump body 10, go up cavity 23 with cavity 11 forms airtight cavity down, be equipped with rotor subassembly 30 in the airtight cavity, the pump body 10 outside is equipped with and is used for driving rotor subassembly 30 pivoted motor element 40.

The motor assembly 40 comprises a stator assembly 41, a control board 42 electrically connected with the stator assembly 41, and a power line 43 electrically connected with the control board 42, wherein pouring sealant is arranged on the outer sides of the stator assembly 41 and the control board 42.

The pump cover 20 is provided with a plurality of first connecting holes in the periphery, the pump body 10 is provided with studs 12 corresponding to the connecting holes in the periphery, the studs 12 are provided with inner screw holes which are vertically communicated, and first connecting bolts 50 sequentially penetrate through the first connecting holes and the upper half parts of the inner screw holes so as to lock and fix the pump cover 20 and the pump body 10.

The pump body 10 comprises a panel and a mounting column arranged on the lower supporting surface of the panel, the mounting column vertically extends downwards, and the panel and the mounting column are integrally formed. The lower cavity 11 is arranged from the center of the panel to the inside of the mounting column. The central position of the motor component 40 is provided with a through hole, and the motor component 40 is sleeved outside the mounting column.

The bottom of the pump body 10 is also provided with a rear cover 60 for fixing the motor assembly 40, the rear cover 60 is provided with a plurality of second connecting holes corresponding to the studs 12, and the second connecting holes are sequentially passed through second connecting bolts 70, so that the lower half part of the inner screw holes is fixed to the rear cover 60, the motor assembly 40 is fixed, and the rear cover 60 is provided with a wire passing hole for the power wire 43 to pass through.

The under bracing face of the pump body 10 is equipped with a plurality of ribs 14 that splines and an annular protruding edge 15 of downwardly extending, the inside wall of annular protruding edge 15 is equipped with a plurality of location ribs 151, motor element 40 top be equipped with spline 14 spacing complex spline groove 44 that splines, motor element 40 lateral wall be equipped with the spacing complex constant head tank 45 of location ribs 151. The rotation stopping ribs 14 and the positioning ribs 151 can play a role in guiding and positioning the installation of the motor assembly 40 on one hand, and can limit the rotation of the motor assembly 40 on the other hand, so that the driving stability is ensured.

The pump body 10 with be equipped with sealing washer 80 between the pump cover 20, the last supporting surface of pump body 10 is equipped with and is used for placing sealing washer 80's seal groove 13, pump cover 20 lid is located behind the pump body 10, the bottom surface of pump cover 20 with sealing washer 80 butt.

Rotor assembly 30 includes pivot 31 and rotor body 32, rotor body 32 rotates the cover and locates in the pivot 31, it is equipped with and is used for the installation to go up cavity 23 top the shaft hole of

pivot

31, 31 bottom covers of pivot are equipped with rubber cap 33, cavity 11 bottom is equipped with the installation down the locating hole of rubber cap 33.

Gaskets 34 are arranged between the rubber cap 33 and the rotor and between the rotor and the pump cover 20, and the gaskets 34 are sleeved in the rotating shaft 31.

The stator assembly 41 comprises a silicon steel sheet iron core, an enameled wire winding and a winding support, the silicon steel sheet iron core is fixed on the winding support, and the enameled wire winding is wound on the silicon steel sheet iron core. When the water pump is used, the power line 43 is connected with an external power supply, the external power supply supplies power to the control panel 42, current flows through a control circuit on the control panel 42, the current flows to the phase line of the stator assembly 41 from the phase line output end to generate an electromagnetic field, and the rotor body 32 rotates under the action of electromagnetic torque.

The utility model comprises a pump body 10 and a pump cover 20 which are connected and installed with each other, a rotor assembly 30 is arranged at the inner side of the pump body 10, a stator assembly 41 is arranged at the outer side of the pump body 10, and the whole assembly and disassembly are convenient; when the analysis is abnormal, the pump body 10 does not need to be disassembled and damaged, the motor module can be taken out for convenient analysis, and the analysis efficiency is improved; when the water pump is maintained, the motor assembly 40 can be replaced independently without being connected with the pump body 10, and the maintenance cost is reduced.

Furthermore, the utility model discloses a motor element 40 can be direct and air or water contact, need not pass through the pump body 10, and the heat dissipation is faster, is favorable to prolonging the life-span of pump.

Although the above embodiments have been described in detail, it should be understood by those skilled in the art that various changes, modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is intended to be encompassed by the appended claims.

Claims

1. The utility model provides an electronic pump of novel encapsulating mode which characterized in that: including the pump body and pump cover, the pump cover is equipped with water inlet, delivery port and goes up the cavity, the pump body is equipped with down the cavity, the pump cover lid is located the pump body, go up the cavity with lower cavity becomes airtight cavity, be equipped with the rotor subassembly in the airtight cavity, the pump body outside is equipped with and is used for the drive rotor subassembly pivoted motor element, motor element include stator module, with the control panel that stator module electricity is connected and with the power cord that the control panel electricity is connected, stator module with the control panel outside is equipped with the casting glue.

2. The electronic water pump adopting the novel glue filling mode as claimed in claim 1, wherein: the pump cover is provided with a plurality of first connecting holes in the periphery, the pump body is provided with studs corresponding to the connecting holes in the periphery, inner threaded holes which are communicated up and down are formed in the studs, and the pump cover and the pump body are locked and fixed by sequentially penetrating through the first connecting holes and the inner threaded holes through first connecting bolts.

3. The electronic water pump adopting the novel glue filling mode as claimed in claim 2, wherein: the pump body include the panel with set up in the erection column of panel under bracing face, the vertical downwardly extending of erection column, down the cavity by the panel center to set up in the erection column, motor element central point puts and is equipped with the through-hole, motor element cover is located the erection column outside.

4. The electronic water pump adopting the novel glue filling mode as claimed in claim 3, wherein: the bottom of the pump body is also provided with a rear cover used for fixing the motor assembly, the rear cover is provided with a plurality of second connecting holes corresponding to the studs, the second connecting holes are sequentially penetrated through second connecting bolts, the inner screw holes are used for fixing the rear cover and the pump body, the motor assembly is further fixed, and the rear cover is provided with a wire penetrating hole for the power line to penetrate through.

5. The electronic water pump adopting the novel glue filling mode as claimed in claim 1, wherein: the under bracing face of the pump body is equipped with a plurality of splines the annular protruding edge of rib and a downwardly extending, the inside wall on annular protruding edge is equipped with a plurality of location ribs, the motor element top be equipped with the spacing complex of spline groove that splines, the motor element lateral wall be equipped with the spacing complex constant head tank of location rib.

6. The electronic water pump adopting the novel glue filling mode as claimed in claim 1, wherein: the pump body with be equipped with the sealing washer between the pump cover, the last supporting surface of the pump body is equipped with and is used for placing the seal groove of sealing washer, the pump cover lid is located behind the pump body, the bottom surface of pump cover with the sealing washer butt.

7. The electronic water pump adopting the novel glue filling mode as claimed in claim 1, wherein: the rotor subassembly includes pivot and rotor body, rotor body rotates the cover and locates in the pivot, it is equipped with and is used for the installation to go up the cavity top the shaft hole of pivot, pivot bottom cover is equipped with the rubber cap, the cavity bottom is equipped with the installation down the locating hole of rubber cap.

8. The electronic water pump of a novel encapsulating mode of claim 7, characterized in that: gaskets are arranged between the rubber cap and the rotor and between the rotor and the pump cover, and the gaskets are sleeved in the rotating shaft.

9. The electronic water pump adopting the novel glue filling mode as claimed in claim 1, wherein: the stator assembly comprises a silicon steel sheet iron core, an enameled wire winding and a winding support, the silicon steel sheet iron core is fixed on the winding support, and the enameled wire winding is wound on the silicon steel sheet iron core.