Heat dissipation mechanism and electronic water pump

Abstract

The embodiment of the utility model provides a heat dissipation mechanism and an electronic water pump, and relates to the field of water pump structures. The heat dissipation mechanism comprises a shielding sleeve, a mounting seat and a cooling pipe heat dissipation structure, and the heat dissipation structure is provided with a heat dissipation channel; wherein the same end of the shielding sleeve and the same end of the cooling pipe heat dissipation structure are both connected to the installation base, the cooling pipe is arranged on the outer side of the shielding sleeve, and the cooling pipe heat dissipation channel is used for containing cooling liquid. In the working state, the cooling pipe heat dissipation structure and the shielding sleeve are both connected with the mounting base, so that simultaneous disassembly and assembly are facilitated, the heat dissipation channel containing the cooling liquid is located on the outer side of the shielding sleeve, the heat dissipation performance of the cavity on the outer side of the shielding sleeve is improved, and the working performance of the electronic water pump is guaranteed. The electronic water pump comprises the heat dissipation mechanism and has all functions of the heat dissipation mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to water pump structure field, specifically, relate to a heat dissipation mechanism and electronic water pump. BACKGROUND

[0002] In the working process of electronic water pump, shielding sleeve is usually arranged between stator and rotor, but the existence of shielding sleeve can make the cavity outside shielding sleeve not easy to dissipate heat, thereby reducing the performance of electronic water pump. SUMMARY

[0003] The utility model provides a heat dissipation mechanism and electronic water pump, it can improve the heat dissipation effect in the cavity outside shielding sleeve, thereby ensuring the performance of electronic water pump.

[0004] The embodiment of the utility model can be realized as follows:

[0005] The embodiment of the utility model provides a heat dissipation mechanism, it includes:

[0006] Shielding sleeve, mounting seat and heat dissipation structure, the heat dissipation structure has heat dissipation channel;

[0007] Among them, the same end of shielding sleeve and heat dissipation structure is connected to mounting seat, heat dissipation structure is set up at the outside of shielding sleeve and is spaced apart with shielding sleeve, and heat dissipation channel is used to accommodate cooling liquid.

[0008] Optionally, the heat dissipation structure includes a plurality of cooling pipes, a plurality of cooling pipes are arranged along the outer periphery of the shielding sleeve, the same end of the shielding sleeve and the cooling pipe is connected to the mounting seat, the heat dissipation mechanism further includes a heat dissipation blade, the heat dissipation blade is rotatably arranged at one end of the cooling pipe close to the mounting seat.

[0009] Optionally, the rotation direction of the heat dissipation blade is used to be consistent with the water flow direction in the electronic water pump in the working state.

[0010] Optionally, one side of the mounting seat away from the cooling pipe is provided with a positioning groove, and the heat dissipation blade is accommodated in the positioning groove.

[0011] Optionally, the mounting seat is provided with a positioning hole, the positioning hole is communicated with the positioning groove, and one end of the cooling pipe is accommodated in the cooling hole.

[0012] Optionally, one side of the mounting seat close to the cooling pipe is provided with an annular groove, the annular groove is concentrically arranged with the shielding sleeve, and the annular groove is communicated with the positioning hole.

[0013] Optionally, the number of the cooling pipes is at least three, and the at least three cooling pipes are arranged in a ring shape on the outside of the shielding sleeve.

[0014] Optionally, the mounting seat is provided with a communication hole in communication with the inner cavity of the shielding sleeve.

[0015] Optionally, the edge of the mounting seat is formed with a mounting lug provided with a mounting hole.

[0016] The embodiment of the utility model provides an electronic water pump.

[0017] The beneficial effects of the heat dissipation mechanism and the electronic water pump of the embodiment of the utility model include, for example:

[0018] The heat dissipation mechanism comprises a shielding sleeve, a mounting seat and a heat dissipation structure, and the heat dissipation structure is provided with a heat dissipation channel; wherein the same end of the shielding sleeve and the heat dissipation structure is connected to the mounting seat, the cooling pipe is arranged on the outside of the shielding sleeve, and the heat dissipation channel is used for accommodating the cooling liquid.In the working state, the heat dissipation structure and the shielding sleeve are connected to the mounting seat, and then the heat dissipation channel accommodating the cooling liquid is located on the outside of the shielding sleeve, thereby improving the heat dissipation performance of the cavity on the outside of the shielding sleeve, and helping to ensure the working performance of the electronic water pump.

[0019] The electronic water pump comprises the heat dissipation mechanism, and has all the functions of the heat dissipation mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment, and it should be understood that the following drawings only show some embodiments of the utility model, and therefore should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can be obtained without creative labor on the premise of the drawings.

[0021] Figure 1 It is a structure schematic view of the heat dissipation mechanism provided in the embodiment of the utility model under the first visual angle.

[0022] Figure 2 It is a structure schematic view of the heat dissipation mechanism provided in the embodiment of the utility model under the second visual angle.

[0023] Figure 3 It is a structure schematic view of the mounting seat and the shielding sleeve provided in the embodiment of the utility model.

[0024] Icon: 100 - heat dissipation mechanism; 110 - shield sleeve; 130 - mounting seat; 131 - positioning groove; 132 - positioning hole; 133 - annular groove; 134 - communication hole; 135 - mounting lug; 136 - mounting hole; 150 - cooling pipe; 170 - heat dissipation blade; DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings can be arranged and designed in various different configurations.

[0026] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without creative labor are within the scope of protection of the present application.

[0027] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0028] In the description of the present application, it should be noted that if the terms "upper", "lower", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship when the product of the present application is usually placed, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0029] In addition, if the terms "first", "second" and the like appear, they are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0030] The term "comprise", "include" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "comprising a" does not exclude the presence of additional identical elements in the process, method, article or device including the element.

[0031] Unless otherwise clearly indicated and limited, the terms such as "set", "connected" should be interpreted broadly, for example, "connected" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be direct connection, can also be indirect connection through intermediate medium, can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0032] It should be noted that the features in the embodiments of the utility model can be combined with each other without conflict.

[0033] As the background art, during the working process of the electronic water pump, a shielding sleeve is usually arranged between the stator and the rotor, but the existence of the shielding sleeve will cause the cavity outside the shielding sleeve to have the problem of poor heat dissipation, thereby reducing the performance of the electronic water pump.

[0034] Please refer to Figure 1 And Figure 2 The heat dissipation mechanism 100 and the electronic water pump provided in the embodiments of the utility model can solve the above problems, which will be described in detail.

[0035] The heat dissipation mechanism 100 includes a shielding sleeve 110, a mounting seat 130 and a heat dissipation structure; wherein the same end of the shielding sleeve 110 and the heat dissipation structure is connected to the mounting seat 130, the heat dissipation structure is arranged outside the shielding sleeve 110, and the heat dissipation channel is used for accommodating the cooling liquid.

[0036] In this embodiment, the heat dissipation structure includes a plurality of cooling pipes 150, the plurality of cooling pipes 150 are arranged at intervals, and the inner cavities of the plurality of cooling pipes 150 jointly form a heat dissipation channel to accommodate the cooling liquid.

[0037] In the working state, by connecting the cooling pipe 150 and the shielding sleeve 110 with the mounting seat 130, the cooling pipe 150 containing the cooling liquid is located outside the shielding sleeve 110, thereby improving the heat dissipation performance of the cavity outside the shielding sleeve 110, which helps to ensure the working performance of the electronic water pump.

[0038] It is worth noting that the cooling pipe 150 is a hollow pipe and is arranged at intervals with the shielding sleeve 110, the inside of the cooling pipe 150 is used for accommodating the cooling liquid, and the cooling liquid is used for absorbing the heat of the liquid outside the cooling pipe 150, thereby achieving the effect of heat dissipation and cooling.

[0039] Of course, in other embodiments of the utility model, the heat dissipation structure can also be a ring-shaped cooling cylinder, the cooling cylinder is a hollow structure to form a ring-shaped inner cavity, and the ring-shaped inner cavity is used for accommodating the cooling liquid. At this time, the ring-shaped inner cavity can be understood as a heat dissipation channel.

[0040] In the embodiment, the shielding sleeve 110 is integrally formed with the mounting seat 130, so that the assembly steps can be reduced and the assembly efficiency is improved; of course, in other embodiments of the utility model, the shielding sleeve 110 and the mounting seat 130 can be a split structure, the split structure can reduce the maintenance cost, when one of them is damaged, only the damaged part can be replaced. The specific connection mode of the two can be welding, bonding, threaded connection or through the buckle connection, and the specific connection mode is not limited.

[0041] Referring to Figure 1 and Figure 2 The number of cooling pipes 150 is at least three, and the at least three cooling pipes 150 are arranged uniformly in a ring shape on the outside of the shielding sleeve 110.

[0042] In the embodiment, the number of cooling pipes 150 is twelve, and the central angle formed between any two adjacent cooling pipes 150 is 120°; of course, in other embodiments of the utility model, the number of cooling pipes 150 can also be three, six, nine, fifteen, etc., and the specific number of cooling pipes 150 is not limited.

[0043] Moreover, in order to reduce the flow resistance of the liquid outside the cooling pipe 150, the cooling pipe 150 can be in a cylindrical shape, that is, the cross section of the cooling pipe 150 is circular; of course, under the premise of meeting the heat dissipation cooling, the cooling pipe 150 can also be a cuboid, a prism, a circular truncated cone, etc., that is, the cross section of the cooling pipe 150 can be rectangular, prismatic, and the cross-sectional area of the cooling pipe 150 can be circular along the axial direction. In addition, the cross section of the cooling pipe 150 can also be in other shapes such as a sector, a semicircle, a triangle, etc., and the specific cross-sectional shape of the cooling pipe 150 is not limited.

[0044] Referring to Figure 1 and Figure 2 From the perspective of further improving the heat dissipation effect, the heat dissipation mechanism 100 can further include a heat dissipation blade 170, which is rotatably arranged at one end of the cooling pipe 150 close to the mounting seat 130.

[0045] In the working state, the rotation of the heat dissipation blade 170 helps to improve the heat dissipation of the heat in the cooling pipe 150, and further cools and cools the cooling liquid in the cooling pipe 150. Moreover, the rotation direction of the heat dissipation blade 170 can be used to be consistent with the water flow direction in the electronic water pump in the working state, so that the electronic water pump can drive the heat dissipation blade 170 to work when the electronic water pump is working.

[0046] It is worth noting that the heat dissipation blades 170 can be regarded as small impellers connected to the ends of the cooling pipes 150. In the present embodiment, the number of the heat dissipation blades 170 is twelve groups, and each group of the heat dissipation blades 170 is arranged in one-to-one correspondence with the cooling pipes 150. Of course, in other embodiments of the present application, the number of the groups of the heat dissipation blades 170 can also be three, six, nine, fifteen, etc., and the specific number of groups of the heat dissipation blades 170 is not limited.

[0047] In the present embodiment, the number of the heat dissipation blades 170 in the same group is twelve, which can be understood as that the twelve heat dissipation blades 170 in the same group are rotatably connected to one end of the cooling pipe 150. Similarly, in other embodiments of the present application, the number of the heat dissipation blades 170 in the same group can also be three, six, nine, fifteen, etc., and the specific number of the heat dissipation blades 170 in one group is not limited.

[0048] Referring to Figures 1-3 , in order to improve the installation stability of the heat dissipation blades 170, the side of the mounting seat 130 away from the cooling pipe 150 is provided with a positioning groove 131, and the heat dissipation blades 170 are accommodated in the positioning groove 131. Similarly, in order to improve the position stability of the cooling pipe 150, the mounting seat 130 is provided with a positioning hole 132, the positioning hole 132 is in communication with the positioning groove 131, and one end of the cooling pipe 150 is accommodated in the cooling hole.

[0049] In addition, the side of the mounting seat 130 close to the cooling pipe 150 is also provided with an annular groove 133, the annular groove 133 is concentrically arranged with the shielding sleeve 110, and the positioning hole 132 is in communication with the annular groove 133.

[0050] That is, in the present embodiment, the number of the positioning hole 132 and the positioning groove 131 is twelve; of course, in other embodiments of the present application, the number of the positioning hole 132 and the positioning groove 131 can also be three, six, nine, fifteen, etc., and the number of the two is not less than the number of the cooling pipe 150, but the specific number is not limited.

[0051] In the present embodiment, the cross-sectional shape of the positioning hole 132 and the positioning groove 131 is circular; of course, in other embodiments of the present application, the cross-sectional shape of the two can also be rectangular, prismatic, sector, triangular, etc., and the specific shape is not limited, and the cross-sectional shape of the two can be the same or different.

[0052] Referring to Figures 1-3 , in order to facilitate the installation of the impeller of the electronic water pump and ensure the convenient operation of the impeller, the mounting seat 130 is provided with a communication hole 134, and the communication hole 134 is in communication with the inner cavity of the shielding sleeve 110.

[0053] Further, in order to facilitate the fixing of the mounting seat 130 with the shell of the electronic water pump, the edge of the mounting seat 130 is formed with mounting lugs 135, and the mounting lugs 135 are provided with mounting holes 136.

[0054] In the embodiment, the number of the mounting lugs 135 is four, the four mounting lugs 135 are uniformly arranged along the circumference of the mounting seat 130, and one mounting hole 136 is arranged on each mounting lug 135; of course, in other embodiments of the utility model, the number of the mounting lugs 135 can also be two, three, five, eight and the like, and the number of the mounting holes 136 on a single mounting lug 135 can also be two, three, four and the like, and the specific number of the mounting lugs 135 and the mounting holes 136 is not limited.

[0055] In the embodiment, the cross-sectional shape of the mounting seat 130 is circular; of course, in other embodiments of the utility model, the cross-sectional shape of the mounting seat 130 can also be rectangular, prismatic, sector-shaped, triangular and other shapes, and the specific shape is not limited.

[0056] The embodiment of the utility model also provides an electronic water pump, including the heat dissipation mechanism 100, still including the shell, the rotor, the stator, the impeller, the rotor is contained in the inside of the shielding sleeve 110, the stator is arranged on the outside of the shielding sleeve 110, the impeller is arranged on the communication hole 134 on the mounting seat 130, each component is arranged on the inside of the shell, and the shell plays a shielding protection role.

[0057] The electronic water pump includes the heat dissipation mechanism 100, and has all the functions of the heat dissipation mechanism 100.

[0058] In summary, the heat dissipation mechanism 100 and the electronic water pump provided by the embodiment of the utility model have at least the following advantages:

[0059] (1), the heat dissipation mechanism 100 can be arranged with the cooling pipe 150 containing the cooling liquid on the outside of the shielding sleeve 110, thereby improving the heat dissipation performance of the cavity on the outside of the shielding sleeve 110, which helps to ensure the working performance of the electronic water pump.

[0060] (2), the heat dissipation mechanism 100 is provided with heat dissipation blades 170 on the end of the cooling pipe 150, and the rotation direction of the heat dissipation blades 170 is consistent with the flow direction of the liquid in the electronic water pump, so that the heat dissipation blades 170 can be rotated by the flow of the liquid, thereby improving the heat dissipation and cooling effect.

[0061] (3), the heat dissipation mechanism 100 through the installation seat 130 opening positioning hole 132 and positioning groove 131, respectively for the end of the cooling pipe 150 and heat dissipation vane 170 are housed, on the one hand, improve the position stability of cooling pipe 150 and heat dissipation vane 170, on the other hand, so that cooling pipe 150 and heat dissipation vane 170 one to one, and then ensure the cooling effect of heat dissipation.

[0062] The above is only a specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can easily think of changes or replacements within the technical range disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A heat dissipating mechanism which can be used for an electronic water pump, characterized by, The application relates to a heat dissipation mechanism, comprising a shielding sleeve (110), a mounting base (130) and a heat dissipation structure with heat dissipation channels. The same end of the shielding sleeve (110) and the heat dissipation structure is connected to the mounting base (130), the heat dissipation structure is arranged outside the shielding sleeve (110), and the heat dissipation channels are used for accommodating cooling liquid. The heat dissipation structure comprises a plurality of cooling pipes (150), the plurality of cooling pipes (150) are arranged at intervals along the outer periphery of the shielding sleeve (110), the same end of the shielding sleeve (110) and the cooling pipes (150) is connected to the mounting base (130), and the heat dissipation mechanism further comprises heat dissipation blades (170) which are rotatably arranged at one end of the cooling pipes (150) close to the mounting base (130).

2. The heat dissipating mechanism according to claim 1, wherein The rotation direction of the heat dissipation blades (170) is used for being consistent with the water flow direction in an electronic water pump in a working state.

3. The heat dissipating mechanism according to claim 2, wherein One side of the mounting base (130) away from the cooling pipes (150) is provided with a positioning groove (131), and the heat dissipation blades (170) are accommodated in the positioning groove (131).

4. The heat dissipating mechanism according to claim 3, wherein The mounting base (130) is provided with a positioning hole (132) which is in communication with the positioning groove (131), and one end of the cooling pipe (150) is accommodated in the positioning hole (132).

5. The heat dissipating mechanism according to claim 4, wherein One side of the mounting base (130) close to the cooling pipes (150) is provided with an annular groove (133) which is concentrically arranged with the shielding sleeve (110) and is in communication with the positioning hole (132).

6. The heat dissipating mechanism according to claim 5, wherein The number of the cooling pipes (150) is at least three, and the at least three cooling pipes (150) are uniformly arranged in a ring shape outside the shielding sleeve (110).

7. The heat dissipating mechanism according to any one of claims 2 to 6, wherein The mounting base (130) is provided with a communication hole (134) which is in communication with the inner cavity of the shielding sleeve (110).

8. The heat dissipating mechanism according to any one of claims 1 to 6, wherein An edge of the mounting base (130) is formed with a mounting lug (135) which is provided with a mounting hole (136).

9. The heat dissipating mechanism according to any one of claims 1 to 6, wherein The application further relates to a heat dissipation mechanism comprising the heat dissipation mechanism according to any one of claims 1-9.

10. An electronic water pump characterized by comprising: ​

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