CN214118574U - Water pump body of electronic water pump - Google Patents
Water pump body of electronic water pump Download PDFInfo
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- CN214118574U CN214118574U CN202022700231.7U CN202022700231U CN214118574U CN 214118574 U CN214118574 U CN 214118574U CN 202022700231 U CN202022700231 U CN 202022700231U CN 214118574 U CN214118574 U CN 214118574U
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- water pump
- internal circulation
- motor
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Abstract
The utility model relates to the technical field of electronic water pumps, and discloses a water pump body of an electronic water pump, which comprises a flange connecting part and a motor connecting part, wherein the flange connecting part corresponding to the position of a volute water outlet is provided with an internal circulation outlet; the motor connecting part is fixedly connected with the flange connecting part; a cooling chamber is arranged in the motor connecting part, and the contour of the inner cavity of the cooling chamber is matched with the appearance of the motor shell to be connected; an internal circulation water channel is arranged in the motor connecting part, one end of the internal circulation water channel is communicated with the internal circulation outlet, and the other end of the internal circulation water channel is opened on the inner wall surface of the cooling chamber to form an internal circulation water inlet; the motor connecting part is also provided with an internal circulation water return port. The internal circulation water channel is arranged in the water pump body, so that circulating water can be provided for cooling and cooling the motor, the problem of poor cooling effect of the motor in the prior art is well solved, the stability of the service performance of the electronic water pump is greatly improved, and the service life of the electronic water pump is prolonged.
Description
Technical Field
The utility model relates to a water pump technical field especially indicates a water pump body of electronic pump.
Background
With the high-speed development of new energy automobiles, the requirements on automobile parts are higher and higher, and automobile electronic water pumps play an important role in new energy electric automobiles. However, when the water pump works, the motor assembly can generate a large amount of heat, and the heat can affect the normal operation of each part of the electronic water pump if the water pump is not discharged in time, so that the service life of the electronic water pump of the automobile is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model provides an electronic pump's the water pump body, it is rational in infrastructure, solved the poor technical problem of motor cooling effect among the prior art.
The technical scheme of the utility model is realized like this: a water pump body of an electronic water pump comprises
The flange connecting part is used for connecting with the volute; an inner circulation outlet is arranged at the flange connecting part corresponding to the position of the water outlet of the volute;
the motor connecting part is used for connecting with a motor shell; the motor connecting part is fixedly connected with the flange connecting part; a cooling chamber is arranged in the motor connecting part, and the contour of the inner cavity of the cooling chamber is matched with the appearance of the motor shell to be connected; an internal circulation water channel is arranged in the motor connecting part, one end of the internal circulation water channel is communicated with the internal circulation outlet, and the other end of the internal circulation water channel is opened on the inner wall surface of the cooling chamber to form an internal circulation water inlet; the motor connecting part is also provided with an internal circulation water return port.
As a preferred technical scheme, a bearing seat is arranged on the side surface of the flange connecting part connected with the motor connecting part, and the bearing seat is positioned in the cooling chamber; the driving shaft is arranged in the through hole and penetrates through the flange connecting part and the bearing seat.
As the preferred technical scheme, the through hole comprises a bearing mounting hole and a water seal mounting hole, and the aperture of the bearing mounting hole is smaller than that of the water seal mounting hole.
As the preferred technical scheme, the motor connecting part is also provided with a water drainage hole, the water drainage hole is communicated with the water seal mounting hole, and the communication position is close to the bearing mounting hole.
As the preferred technical scheme, the flange connecting part and the motor connecting part are of an integrated structure.
As the preferred technical scheme, an inwards concave water chamber is arranged on the volute connecting surface of the flange connecting part, and an annular water retaining platform is arranged on the bottom surface of the water chamber.
According to a preferable technical scheme, the bottom surface of the water chamber is provided with a water outlet guide table, the side surface of the water outlet guide table facing the water flow is a guide surface, and the guide surface is an arc surface.
Preferably, the internal circulation outlet is located on the guide surface.
Preferably, the water chamber is further provided with a sensor mounting hole, and the sensor mounting hole is located on the guide surface.
As preferred technical scheme, the inner loop water inlet is located the motor connecting portion and keeps away from the one end of flange joint portion.
The beneficial effects of the utility model reside in that: the internal circulation water channel is arranged in the water pump body, so that circulating water can be provided for cooling and cooling the motor, the problem of poor cooling effect of the motor in the prior art is well solved, the stability of the service performance of the electronic water pump is greatly improved, and the service life of the electronic water pump is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 inventive exercise.
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic structural view of an internal circulation water inlet channel in an embodiment of the present invention;
fig. 4 is a schematic view of the usage state of the present invention.
In the figure, the position of the upper end of the main shaft,
1-a flange connection; 2-a motor connection part; 3-sensor mounting holes; 4-a water retaining table; 5, a water chamber; 6-a water drainage hole; 7-bearing seats; 8-a cooling chamber; 9-internal circulation water inlet; 10-water seal mounting holes; 11-bearing mounting holes; 12-an effluent guide table; 13-internal circulation outlet; 14-an external convex part; 15-internal circulation water return port; 16-internal circulation water channel; 17-a guide surface; 18-a drive shaft; 19-impeller.
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, rather than all embodiments, and the descriptions of these embodiments are used to help understanding the present invention, but do not constitute a limitation of the present invention. 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.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
A water pump body of an electronic water pump is shown in figures 1, 2 and 3 and comprises a flange connecting portion 1 and a motor connecting portion 2, wherein the flange connecting portion 1 and the motor connecting portion 2 are of an integrated structure.
The motor connecting part 2 is fixedly connected with one side face of the flange connecting part 1, the other side face of the flange connecting part 1 is connected with the volute, and the side face connected with the volute is set to be a volute connecting face.
A bearing seat 7 is arranged on the side surface of the flange connecting part 1 connected with the motor connecting part 2, a cooling chamber 8 is arranged in the motor connecting part 2, and the bearing seat 7 is positioned in the cooling chamber 8; the end of the cooling chamber 8 remote from the flanged connection 1 is open for connection to a motor housing. And a plurality of limiting shoulders are arranged on the inner side wall of the cooling chamber 8 and used for connecting and limiting the motor shell. As shown in fig. 1 and 3, two annular stop shoulders are provided in the cooling chamber 8.
The volute connection face is provided with an inwardly concave water chamber 5, the flange connection portion 1 is further provided with a through hole, and the through hole penetrates through the bearing seat 7 and the flange connection portion 1, namely, one end is opened in the cooling chamber 8, and the other end is opened in the water chamber 5. The bottom surface of the water chamber 5 is provided with an annular water retaining platform 4, and the through hole is positioned on the inner side of the water retaining platform 4. The through hole comprises a bearing mounting hole 11 and a water seal mounting hole 10, and the water seal mounting hole 10 is close to the water retaining platform 4. The aperture of the bearing mounting hole 11 is smaller than that of the water seal mounting hole 10. Furthermore, the end of the water seal mounting hole 10 far away from the bearing mounting hole 11 is horn-shaped, so that the water seal can be conveniently mounted.
The bottom surface of the water chamber 5 corresponding to the position of the water outlet of the volute is provided with a water outlet guide table 12, the side surface of the water outlet guide table 12 facing the water flow is a guide surface 17, and the guide surface 17 is an arc surface. The guide surface 17 of the water outlet guide table 12 is provided with a sensor mounting hole 3 and an internal circulation outlet 13, and the sensor mounting hole 3 is a through hole and penetrates through the flange connecting part 1 for mounting a water temperature sensor. An internal circulation water inlet channel 16 is arranged in the water pump body, the internal circulation water inlet channel 16 is simultaneously positioned in the flange connecting part 1 and the motor connecting part 2, the motor connecting part 2 is provided with an outer convex part 14, and the internal circulation water channel 16 is positioned in the outer convex part 14. The internal circulation water inlet channel 16 is opened on the inner wall of the cooling chamber 8 to form the internal circulation water inlet 9. The inner circulation water inlet 9 is positioned at one end of the motor connecting part 2 far away from the flange connecting part 1.
The motor connecting part 2 is also provided with an internal circulation water return port 15 and a water drainage hole 6, the internal circulation water return port 15 is matched with the engine volute through a water pipe joint 15 to form a cooling circulation for cooling the motor, and the service life of the motor is prolonged; the water drain hole 6 is communicated with the water seal mounting hole 10, the communication position is located between the water seal and the bearing, and the water seal is used for monitoring whether water leaks or not, if the water seal leaks, water flows out of the water drain hole 6, and if the water flow out of the water drain hole 6 is detected, the electronic water pump needs to be maintained or replaced in time.
As shown in fig. 4, the driving shaft 18 is rotatably mounted on the water pump body through a bearing located in the bearing mounting hole 11, and two ends of the driving shaft 18 are respectively located at two sides of the flange connecting portion 1, namely one end passes through the water seal mounting hole 10 and is fixedly connected with the impeller 19; the other end extends into the cooling chamber 8 and is connected with the motor. The water seal is positioned in the water seal mounting hole 10 and is sleeved outside the driving shaft 18.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an electronic pump's water pump body which characterized in that: comprises that
The flange connecting part (1) is used for being connected with the volute; an inner circulation outlet (13) is arranged on the flange connecting part (1) corresponding to the position of the volute water outlet;
and a motor connecting part (2) for connecting with a motor shell; the motor connecting part (2) is fixedly connected with the flange connecting part (1); a cooling chamber (8) is arranged in the motor connecting part (2), and the outline of the inner cavity of the cooling chamber (8) is adapted to the shape of the motor shell to be connected; an internal circulation water channel (16) is arranged in the motor connecting part (2), one end of the internal circulation water channel (16) is communicated with the internal circulation outlet (13), and the other end of the internal circulation water channel is opened on the inner wall surface of the cooling chamber (8) to form an internal circulation water inlet (9); the motor connecting part (2) is also provided with an internal circulation water return port (15).
2. The water pump body of the electronic water pump according to claim 1, wherein: a bearing seat (7) is arranged on the side surface of the flange connecting part (1) connected with the motor connecting part (2), and the bearing seat (7) is positioned in the cooling chamber (8); the flange joint further comprises a through hole penetrating through the flange connecting part (1) and the bearing seat (7) and used for installing a driving shaft.
3. The water pump body of the electronic water pump according to claim 2, wherein: the through hole comprises a bearing mounting hole (11) and a water seal mounting hole (10), and the aperture of the bearing mounting hole (11) is smaller than that of the water seal mounting hole (10).
4. The water pump body of the electronic water pump according to claim 3, wherein: the motor connecting part (2) is further provided with a water drainage hole (6), the water drainage hole (6) is communicated with the water seal mounting hole (10), and the communication position is close to the bearing mounting hole (11).
5. The water pump body of the electronic water pump according to claim 1, wherein: the flange connecting part (1) and the motor connecting part (2) are of an integrated structure.
6. The water pump body of the electronic water pump according to claim 1, wherein: an inwards concave water chamber (5) is arranged on the volute connecting surface of the flange connecting part (1), and an annular water retaining platform (4) is arranged on the bottom surface of the water chamber (5).
7. The water pump body of the electronic water pump according to claim 6, wherein: the bottom surface of the water chamber (5) is provided with a water outlet guide table (12), the side surface of the water outlet guide table (12) facing to the water flow is a guide surface (17), and the guide surface (17) is an arc surface.
8. The water pump body of the electronic water pump according to claim 1, wherein: the internal circulation outlet (13) is located on the guide surface (17).
9. The water pump body of the electronic water pump according to claim 7, wherein: the water chamber (5) is also provided with a sensor mounting hole (3), and the sensor mounting hole (3) is positioned on the guide surface (17).
10. The water pump body of the electronic water pump according to claim 1, wherein: the internal circulation water inlet (9) is positioned at one end of the motor connecting part (2) far away from the flange connecting part (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022700231.7U CN214118574U (en) | 2020-11-20 | 2020-11-20 | Water pump body of electronic water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022700231.7U CN214118574U (en) | 2020-11-20 | 2020-11-20 | Water pump body of electronic water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214118574U true CN214118574U (en) | 2021-09-03 |
Family
ID=77505613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022700231.7U Active CN214118574U (en) | 2020-11-20 | 2020-11-20 | Water pump body of electronic water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214118574U (en) |
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2020
- 2020-11-20 CN CN202022700231.7U patent/CN214118574U/en active Active
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