CN209818329U - Automobile electronic water pump and automobile - Google Patents
Automobile electronic water pump and automobile Download PDFInfo
- Publication number
- CN209818329U CN209818329U CN201920680478.1U CN201920680478U CN209818329U CN 209818329 U CN209818329 U CN 209818329U CN 201920680478 U CN201920680478 U CN 201920680478U CN 209818329 U CN209818329 U CN 209818329U
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- pump
- water pump
- control device
- impeller
- automobile
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Abstract
The utility model relates to an automotive electronics water pump and car, be in including pump case, setting the suction tube and the setting of pump case front end are in discharge pipe on the pump case lateral wall, be formed with the pump chamber in the pump case, suction tube and discharge pipe all with the pump chamber intercommunication, the water pump still include through the pump shaft with the pump case is connected and is set up motor in the pump chamber, with the impeller of pump shaft coupling and with the motor is connected the setting and is in the outer electronic control device of pump case, be provided with the cooling cavity on the pump case, the cooling cavity is close to the electronic control device sets up. The cooling cavity is directly arranged near the PCB control device, so that the flowing process of cooling liquid is saved, and the effects of quickly dissipating heat and reducing temperature are achieved; the utility model discloses simple structure, convenient operation.
Description
Technical Field
The utility model relates to an automotive electronics water pump and car belongs to water pump design technical field.
Background
At present, a wet rotor electronic water pump is mainly used in the market, in the structure, the PCB control device is arranged at the other end far away from the hydraulic part of the water pump, and fluid flows onto a heat dissipation device of the PCB control device through the hollow shaft to take away PCB heat. However, due to space and cost limitations, the diameter of the hollow shaft is limited, and the diameter of the via hole in the middle is small, so that the flow rate which can flow to the back PCB control device is small. In addition, the actual cooling of the PCB control device is limited because the heat of the motor is absorbed by the motor through which the fluid passes before reaching the PCB control device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be provided with the automobile electronic water pump and the car that are used for taking away PCB controlling means's cooling cavity so that its rapid cooling, its simple structure, convenient operation.
In order to achieve the above purpose, the utility model provides a following technical scheme: an electronic water pump for an automobile comprises a pump shell, a suction pipe arranged at the front end of the pump shell, a discharge pipe arranged on the side wall of the pump shell, a pump cavity formed in the pump shell, a motor connected with the pump shell through a pump shaft and arranged in the pump cavity, an impeller connected with the pump shaft, and an electronic control device connected with the motor and arranged outside the pump shell, wherein a cooling cavity is arranged on the pump shell, and the cooling cavity is close to the electronic control device.
Furthermore, the cross section of the cooling cavity is arc-shaped, and the width of the cooling cavity is gradually reduced from one end to the other end.
Further, the cross section of the cooling cavity is arc-shaped, and the widths of all parts of the arc-shaped cooling cavity are consistent.
Further, the cross section of the cooling cavity is rectangular, triangular or polygonal.
Further, the water pump also comprises a heat dissipation device which is arranged on the pump shell and connected with the electronic control device.
Furthermore, the heat dissipation device is a groove formed by inwards recessing the surface of the pump shell, and the bottom of the groove is provided with a plurality of small holes for heat dissipation.
Further, the electronic control device is a PCB control device.
Further, the electronic control device is disposed adjacent to the impeller.
Further, the impeller comprises blades, an impeller rear cover plate connected with the blades and auxiliary blades arranged on the impeller rear cover plate, and the blades and the auxiliary blades are arranged in a back-to-back mode.
The utility model also provides an automobile, include as above automobile electronic water pump.
The beneficial effects of the utility model reside in that: the cooling cavity is directly arranged near the PCB control device, so that the flowing process of cooling liquid is saved, and the effects of quickly dissipating heat and reducing temperature are achieved;
the cooling cavity is arranged close to the impeller, and the rotation of the impeller drives the cooling liquid to flow rapidly so as to achieve a more obvious cooling effect with better performance;
meanwhile, a heat dissipation device and a PCB control device are manufactured, so that the heat dissipation efficiency is improved, and the service life of the automobile electronic water pump is prolonged;
the utility model discloses simple structure, convenient operation.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of the automotive electronic water pump of the present invention.
Fig. 2 is another schematic structural diagram of the electronic water pump of the present invention.
Fig. 3 is a schematic structural view of the impeller of fig. 1.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 3, an electronic water pump for an automobile according to a preferred embodiment of the present invention includes a pump housing 1, a suction pipe 2 disposed at a front end of the pump housing 1, and a discharge pipe (not shown) disposed on a side wall of the pump housing 1. A pump cavity 11 is formed in the pump shell 1, the suction pipe 2 and the discharge pipe are both communicated with the pump cavity 11, and the pump shell 1, the suction pipe 2 and the discharge pipe are of an integrally formed structure. Indeed, in other embodiments, the pump housing 1, the suction pipe 2 and the discharge pipe may be provided separately, but the separate arrangement increases the process difficulty, thereby increasing the manufacturing cost. The pump casing 1 is in the shape of a volute, and the material of the pump casing can be plastic, and the plastic can be polyphenylene sulfide or phenolic resin. Indeed, in other embodiments, the shape of the pump housing 1 may be other shapes, such as a circle, and the material thereof may also be other shapes, such as aluminum alloy, and the like, and the shape is not limited herein according to the actual situation.
The water pump also comprises a pump shaft 7 which is connected with the pump shell 1 through a shaft hole 12 and is arranged in the pump cavity 11, and an impeller 4 which is connected with the pump shaft 7. The pump shell is provided with a shaft hole 12 on the back side of the water inlet, the pump shaft 7 is in threaded connection with the shaft hole 12, and one end of the pump shaft 7 extends out of the shaft hole 12. The pump shaft 7 is provided with a motor 8, and the pump shaft 7 and the motor 8 are provided with sealing mechanisms 9. In this embodiment, the sealing mechanism 9 is a water seal, a lip seal, or other sealing mechanism, and is not particularly limited herein, depending on the actual situation. The water pump further comprises an electronic control device 3 connected with the motor 8 and arranged outside the pump shell 1, a cooling cavity 5 is arranged on the pump shell 1, and the cooling cavity 5 is arranged close to the electronic control device 3. In this embodiment, the electronic control device 3 is a PCB control device and is disposed near the impeller 4 and the suction pipe 2, the impeller 4 rotates relative to the pump case 1 to drive the cooling liquid disposed near the impeller to rotate in the pump case 1, so as to enter the cooling cavity 5, and the cooling cavity 5 is very close to the electronic control device 3, so as to achieve the effect of rapid and efficient cooling.
In this embodiment, the cross section of the cooling cavity 5 is arc-shaped, the width of the cooling cavity 5 gradually decreases from one end to the other end until the cooling cavity is closed, and in this state, the volume of the pump case 1 occupied by the cooling cavity 5 is small, and the heat dissipation performance is good. Indeed, in other embodiments, the cross section of the cooling cavity 5 is arc-shaped, the widths of the portions of the arc-shaped cooling cavity 5 are the same, or the cross section of the cooling cavity 5 is rectangular, triangular, polygonal or other shapes, which is determined according to practical situations and is not limited herein.
The water pump also comprises a heat dissipation device 6 which is arranged on the pump shell 1 and connected with the electronic control device 3, the heat dissipation device 6 is a groove formed by inwards sinking the surface of the pump shell 1, and the bottom of the groove 6 is provided with a plurality of small holes for heat dissipation. The heat dissipation device 6 may also be a fan, which is determined according to the actual situation and is not limited herein.
The impeller 4 comprises blades 41 and an impeller rear cover plate 42 connected with the blades 41, the impeller rear cover plate 42 is sleeved on the pump shaft 7 and is fixedly connected with the pump shell 1 through the fastening piece, and the deposition cavity 5 is arranged close to one side of the impeller rear cover plate 42. The impeller back cover plate 42 is provided with a plurality of holes 421 arranged along the circumferential direction of the impeller back cover plate 42 to improve the fluidity of the fluid. The impeller 4 further comprises an auxiliary blade 43, the auxiliary blade 43 is arranged on one side of the impeller back cover plate 42 close to the deposition chamber 5, and the blade 41 is arranged opposite to the auxiliary blade 43. The auxiliary blades 43 are used for stirring flow to ensure that the fluid on the sealing mechanism has good flow and to throw the passing impurities out of the periphery of the sealing mechanism and then enter the deposition chamber 5 for deposition. The auxiliary blade 43 is a slope structure extending from the center of the impeller 4 to the edge and gradually decreasing in height, and the slope structure has an inclined plane and a vertical plane connected with the inclined plane, and the vertical plane is disposed near the center of the impeller back cover plate 42. Indeed, in other embodiments, the shape of the secondary blade 43 may be other, for example, it may be a rectangle or a fan, etc., and is not limited herein according to the actual situation.
The blades 41, the auxiliary blades 43 and the impeller back cover plate 42 can be integrally formed or separately formed, and in this embodiment, the blades 41, the auxiliary blades 43 and the impeller back cover plate 42 are integrally formed. Indeed, the blades 41, the auxiliary blades 43 and the impeller back cover plate 42 can be arranged in a split manner, but the split arrangement increases the difficulty of the manufacturing process to a certain extent and also increases the manufacturing cost.
The utility model also provides an automobile, include as above automobile electronic water pump.
In summary, the following steps: the cooling cavity 5 is directly arranged near the PCB control device 3, so that cooling liquid arranged near the impeller can quickly enter the cooling cavity without flowing through a long channel, and the effect of quickly dissipating heat and reducing temperature is achieved;
the heat dissipation device 6 and the PCB control device 3 are arranged at the same time, so that the heat dissipation efficiency is improved, and the service life of the automobile electronic water pump is prolonged;
the cooling cavity 5 is arranged close to the impeller 4, and the rotation of the impeller 4 drives the cooling liquid to flow rapidly, so that a more obvious cooling effect with better performance is achieved;
the utility model discloses simple structure, convenient operation.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. An automobile electronic water pump comprises a pump shell, a suction pipe arranged at the front end of the pump shell and a discharge pipe arranged on the side wall of the pump shell, wherein a pump cavity is formed in the pump shell, the suction pipe and the discharge pipe are communicated with the pump cavity, and the automobile electronic water pump is characterized by further comprising a motor, an impeller and an electronic control device, wherein the motor is connected with the pump shell through a pump shaft and arranged in the pump cavity, the impeller is connected with the pump shaft, the electronic control device is connected with the motor and arranged outside the pump shell, a cooling cavity is arranged on the pump shell, and the cooling cavity is arranged close to the electronic control device.
2. The automotive electronic water pump as claimed in claim 1, wherein the cooling chamber has an arc-shaped cross section, and the width of the cooling chamber gradually decreases from one end to the other end.
3. The automotive electronic water pump as described in claim 1, wherein said cooling chamber has an arc-shaped cross-section, and the width of each portion of said arc-shaped cooling chamber is uniform.
4. The automotive electronic water pump as claimed in claim 1, wherein the cooling chamber has a rectangular shape, a triangular shape, or a polygonal shape in cross section.
5. The automotive electric water pump of claim 1, further comprising a heat sink disposed on the pump housing and coupled to the electronic control unit.
6. The automotive electric water pump according to claim 5, wherein the heat dissipating means is a groove formed by recessing inward from the surface of the pump housing, and a plurality of small holes for dissipating heat are formed in the bottom of the groove.
7. The automotive electric water pump as described in claim 1, wherein said electronic control device is a PCB control device.
8. The automotive electric water pump as described in claim 1, said electronic control unit being disposed adjacent to said impeller.
9. The automotive electronic water pump as claimed in claim 1, wherein the impeller includes a blade, an impeller back cover plate connected to the blade, and an auxiliary blade provided on the impeller back cover plate, the blade being provided opposite to the auxiliary blade.
10. An automobile, characterized by comprising the automobile electric water pump according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920680478.1U CN209818329U (en) | 2019-05-14 | 2019-05-14 | Automobile electronic water pump and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920680478.1U CN209818329U (en) | 2019-05-14 | 2019-05-14 | Automobile electronic water pump and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209818329U true CN209818329U (en) | 2019-12-20 |
Family
ID=68883277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920680478.1U Active CN209818329U (en) | 2019-05-14 | 2019-05-14 | Automobile electronic water pump and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209818329U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005619A (en) * | 2019-05-14 | 2019-07-12 | 苏州玲珑汽车科技有限公司 | Electronic water pump for automobile and automobile |
-
2019
- 2019-05-14 CN CN201920680478.1U patent/CN209818329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005619A (en) * | 2019-05-14 | 2019-07-12 | 苏州玲珑汽车科技有限公司 | Electronic water pump for automobile and automobile |
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