CN219345450U - Oil-water exchanger and vehicle - Google Patents

Abstract

The utility model discloses an oil-water exchanger and a vehicle, wherein the oil-water exchanger comprises: the oil-water exchange assembly comprises a plurality of oil heat exchange plates and a plurality of water heat exchange plates, wherein the oil heat exchange plates and the water heat exchange plates are stacked in a staggered mode, an oil flow channel and an oil passing hole are formed in the oil heat exchange plates, a water flow channel and an oil passing hole are formed in the water heat exchange plates, the water flow channel is communicated with the water passing hole, the oil flow channel is communicated with the oil passing hole, and the oil-water exchange assembly is provided with a water inlet and a water outlet which are communicated with the water flow channel, and an oil inlet and an oil outlet which are communicated with the oil flow channel. According to the oil-water exchanger provided by the embodiment of the utility model, the cooling liquid flowing in the water flow channel and the water passing hole can sufficiently cool the lubricating oil flowing in the oil flow channel and the oil passing hole, so that the cooling effect of the oil-water exchanger on the lubricating oil is improved, and the problem of overhigh temperature rise of the driving assembly is solved.

Description

Oil-water exchanger and vehicle

Technical Field

The utility model relates to the field of vehicles, in particular to an oil-water exchanger and a vehicle with the same.

Background

With the continuous development of the technology of the pure electric vehicle, higher requirements are put forward on the cooling and lubricating performance of the electric drive assembly, and the oil-water exchanger is used as a core part of an electric drive cooling system, and the main function of the oil-water exchanger is to take the heat of gear oil by utilizing water in a heat dissipation chip, cool the oil, and then output the oil to a motor and a speed reducer in parallel through the oil outlet of the exchanger for cooling and lubricating. In the related art, the oil-water exchanger has poor cooling effect on oil, the problem that the temperature of the oil is too high to cause the temperature rise of a driving assembly is easy to occur, the dynamic performance of the whole vehicle can be influenced, and an improvement space exists.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model aims to provide an oil-water exchanger which has good cooling effect on lubricating oil and can solve the problem of overhigh temperature rise of a driving assembly.

According to an embodiment of the utility model, an oil-water exchanger comprises: the oil-water exchange assembly comprises a plurality of oil heat exchange plates and a plurality of water heat exchange plates, wherein the oil heat exchange plates and the water heat exchange plates are stacked in a staggered mode, an oil flow channel and an oil passing hole are formed in the oil heat exchange plates, a water flow channel and an oil passing hole are formed in the water heat exchange plates, the water flow channel is communicated with the water passing hole, the oil flow channel is communicated with the oil passing hole, and the oil-water exchange assembly is provided with a water inlet and a water outlet which are communicated with the water flow channel, and an oil inlet and an oil outlet which are communicated with the oil flow channel.

According to the oil-water exchanger provided by the embodiment of the utility model, the oil passing holes are formed in the water heat exchange plate, and the water passing holes are formed in the oil heat exchange plate, so that the cooling liquid flowing in the water flow channel and the water passing holes can sufficiently cool the lubricating oil flowing in the oil flow channel and the oil passing holes, the cooling effect of the oil-water exchanger on the lubricating oil is improved, and the problem of overhigh temperature rise of the driving assembly is solved.

According to the oil-water exchanger of some embodiments of the present utility model, the number of the water heat exchange plates is set to n, the number of the oil heat exchange plates is set to n+1, and one water heat exchange plate is sandwiched between any two adjacent oil heat exchange plates.

According to the oil-water exchanger of some embodiments of the present utility model, the oil heat exchange plate is provided with two groups of water passing holes, and the two groups of water passing holes are respectively arranged at diagonal positions of the oil heat exchange plate and are respectively communicated with the water inlet and the water outlet; the water heat exchange plate is provided with two groups of oil passing holes, and the two groups of oil passing holes are respectively arranged at the diagonal positions of the water heat exchange plate and are respectively communicated with the oil inlet and the oil outlet.

According to some embodiments of the utility model, the oil-water exchanger further comprises: the water inlet pipe and the water outlet pipe are connected to the oil heat exchange plate at intervals and are respectively communicated with the corresponding water passing holes.

According to the oil-water exchanger of some embodiments of the present utility model, the water inlet pipe and the water outlet pipe are staggered with the corresponding water passing holes, the water inlet pipe is communicated with the corresponding water passing holes through the water inlet diversion cavity, and the water outlet pipe is communicated with the corresponding water outlet holes through the water outlet diversion cavity.

According to the oil-water exchanger of some embodiments of the present utility model, the thickness of the oil heat exchange plate is not less than twice the thickness of the water heat exchange plate.

According to the oil-water exchanger of some embodiments of the present utility model, the water heat exchange plate and the oil heat exchange plate are both formed by die casting with aluminum alloy materials, and laser welding is adopted between the water heat exchange plate and the oil heat exchange plate.

According to some embodiments of the utility model, the oil-water exchanger further comprises: the mounting bottom plate is provided with an oil inlet connector and an oil outlet connector, the mounting bottom plate is connected with the oil-water exchange assembly in a fitting mode, the oil inlet is communicated with the oil inlet connector, and the oil outlet is communicated with the oil outlet connector.

According to the oil-water exchanger of some embodiments of the present utility model, the mounting base plate is provided with at least two mounting holes, and the at least two mounting holes are distributed at intervals on two sides of the mounting base plate.

The utility model further provides a vehicle.

According to an embodiment of the present utility model, a vehicle includes: an oil-water exchanger according to any one of the embodiments above.

According to the vehicle provided by the embodiment of the utility model, the oil passing holes are formed in the water heat exchange plate, and the water passing holes are formed in the oil heat exchange plate, so that the cooling liquid flowing in the water flow channel and the water passing holes can sufficiently cool the lubricating oil flowing in the oil flow channel and the oil passing holes, the cooling effect of the oil-water exchanger on the lubricating oil is improved, the problem of overhigh temperature rise of the driving assembly is solved, and the overall performance of the vehicle is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a front view of an oil-water exchanger according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of the operation of an oil-water exchanger according to an embodiment of the present utility model;

FIG. 3 is a top view of an oil-water exchanger according to an embodiment of the present utility model;

fig. 4 is a bottom view of the oil-water exchanger according to an embodiment of the present utility model.

Reference numerals:

the oil-water exchanger 100 is provided with a plurality of oil-water exchangers,

the oil-water exchanging assembly 1, the oil heat exchanging plate 11, the oil flow channel 111, the water passing hole 112, the water heat exchanging plate 12, the water flow channel 121, the oil passing hole 122,

the device comprises a water inlet pipe 2, a water outlet pipe 3, a water inlet guide shell 4, a water outlet guide shell 5, a mounting bottom plate 6, an oil inlet connector 61, an oil outlet connector 62 and a mounting hole 63.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Next, referring to the drawings, an oil-water exchanger 100 according to an embodiment of the present utility model is described.

It should be noted that, the oil-water exchanger 100 is used for being installed on the driving assembly, the lubricating oil in the driving assembly can flow into the oil-water exchanger 100, the oil-water exchanger 100 can cool the lubricating oil after being introduced with cooling liquid (usually water), and the cooled lubricating oil can flow along the built-in flow channel of the driving assembly to cool and lubricate the components in the driving assembly.

As shown in fig. 1 to 4, an oil-water exchanger 100 according to an embodiment of the present utility model includes: the oil-water exchange assembly 1, the oil-water exchange assembly 1 comprises a plurality of oil heat exchange plates 11 and a plurality of water heat exchange plates 12, the plurality of oil heat exchange plates 11 and the plurality of water heat exchange plates 12 are stacked in a staggered manner, an oil flow channel 111 and a water passing hole 112 are formed in the oil heat exchange plates 11, a water flow channel 121 and an oil passing hole 122 are formed in the water heat exchange plates 12, the water flow channel 121 is communicated with the water passing hole 112, the oil flow channel 111 is communicated with the oil passing hole 122, and the oil-water exchange assembly 1 is provided with a water inlet and a water outlet which are communicated with the water flow channel 121, and an oil inlet and an oil outlet which are communicated with the oil flow channel 111.

Therefore, the contact area between the lubricating oil and the cooling liquid can be increased, the cooling effect of the oil-water exchanger 100 on the lubricating oil is improved, and the problem of overhigh temperature rise of the driving assembly is solved.

For example, referring to fig. 1 to 2, the oil-water exchanger 100 is provided with an oil-water exchange assembly 1, the oil-water exchange assembly 1 having a plurality of oil heat exchange plates 11 and a plurality of water heat exchange plates 12, the oil heat exchange plates 11 and the water heat exchange plates 12 being constructed in a plate shape having the same size, the plurality of oil heat exchange plates 11 and the plurality of water heat exchange plates 12 being arranged in a staggered stack in the thickness direction, i.e., arranged in the order of the oil heat exchange plates 11, the water heat exchange plates 12, the oil heat exchange plates 11, the water heat exchange plates 12.

The oil heat exchange plate 11 has an oil flow passage 111 formed therein, the oil flow passage 111 having an oil inlet end and an oil outlet end, lubricating oil flowing into the oil flow passage 111 from the oil inlet end and flowing along the oil flow passage 111 to flow out from the oil outlet end, and oil passing holes 122 may be formed in the water heat exchange plate 12 corresponding to the oil inlet end and the oil outlet end, respectively, the oil passing holes 122 being configured to pass through the through holes of the water heat exchange plate 12 in the thickness direction, the oil passing holes 122 being for communication with the oil flow passages 111 of the adjacent oil heat exchange plates 11. In this way, the oil inlet ends of the plurality of oil heat exchange plates 11 may be communicated through the oil passing hole 122, and the oil outlet ends of the plurality of oil heat exchange plates 11 may be communicated through the oil passing hole 122.

Meanwhile, a water flow channel 121 is formed in the water heat exchange plate 12, the water flow channel 121 has a water inlet end and a water outlet end, the cooling liquid can flow into the water flow channel 121 from the water inlet end and flow along the water flow channel 121 to flow out from the water outlet end, and water passing holes 112 can be formed on the oil heat exchange plate 11 corresponding to the water inlet end and the water outlet end respectively, the water passing holes 112 are configured as through holes penetrating along the thickness direction of the oil heat exchange plate 11, and the water passing holes 112 are used for communicating with the water flow channels 121 of the adjacent water heat exchange plates 12. In this way, the water inlet ends of the plurality of water heat exchange plates 12 may be communicated through the water passing holes 112, and the water outlet ends of the plurality of water heat exchange plates 12 may be communicated through the water passing holes 112.

Wherein, a water inlet and a water outlet are arranged at one side of the oil-water exchange component 1 along the stacking direction, the water inlet and the water outlet are arranged at intervals, the water inlet is used for communicating with the water inlet end of the water flow channel 121, and the water outlet is used for communicating with the water outlet end of the water flow channel 121; meanwhile, an oil inlet and an oil outlet may be provided at the other side of the oil-water exchanging assembly 1 along the stacking direction, the oil inlet and the oil outlet being provided at a distance, the oil inlet being for communication with an oil inlet end of the oil flow channel 111, and the oil outlet being for communication with an oil outlet end of the oil flow channel 111.

Specifically, as shown in fig. 2, when the oil-water exchanger 100 starts to operate, the coolant may flow into the water flow channel 121 of the water heat exchange plate 12 located at the outermost side through the water inlet, a portion of the coolant flowing into the water flow channel 121 may flow along the water flow channel 121 to the water outlet, and another portion may flow along the water passing hole 112 to the next water heat exchange plate 12, and so on. Meanwhile, the lubricating oil in the driving assembly may flow into the oil flow channel 111 of the outermost oil heat exchange plate 11 through the oil inlet, and a portion of the lubricating oil flowing into the oil flow channel 111 may flow to the oil outlet along the oil flow channel 111, and another portion may flow to the next oil heat exchange plate 11 along the oil passing hole 122. Thus, when the lubricating oil flows along the oil flow passage 111, the cooling liquid in the water flow passage 121 and the water passing hole 112 can cool the lubricating oil, and when the lubricating oil flows along the oil passing hole 122, the cooling liquid in the water flow passage 121 can cool the lubricating oil. The sufficiently cooled lubricant may flow to the drive assembly to cool and lubricate the components within the drive assembly.

According to the oil-water exchanger 100 of the embodiment of the utility model, the oil passing holes 122 are formed in the water heat exchange plate 12, and the water passing holes 112 are formed in the oil heat exchange plate 11, so that the cooling liquid flowing in the water flow channel 121 and the water passing holes 112 can sufficiently cool the lubricating oil flowing in the oil flow channel 111 and the oil passing holes 122, thereby being beneficial to improving the cooling effect of the oil-water exchanger 100 on the lubricating oil and solving the problem of overhigh temperature rise of the driving assembly.

In some embodiments of the present utility model, the number of the water heat exchange plates 12 is set to n, the number of the oil heat exchange plates 11 is set to n+1, and one water heat exchange plate 12 is sandwiched between any two adjacent oil heat exchange plates 11.

For example, referring to fig. 3, the number of the water heat exchange plates 12 may be set to n, and the number of the oil heat exchange plates 11 may be set to n+1, with the n water heat exchange plates 12 being stacked alternately with the n+1 oil heat exchange plates 11 such that one water heat exchange plate 12 is interposed between any two adjacent oil heat exchange plates 11. Specifically, the number of the water heat exchange plates 12 may be 2 and the number of the oil heat exchange plates 11 may be 3, so that the oil-water exchange assembly 1 may be arranged in the order of the oil heat exchange plates 11, the water heat exchange plates 12, the oil heat exchange plates 11, and the water heat exchange plates 12.

It should be noted that, the two sides of the oil-water exchange assembly 1 along the stacking direction are the oil heat exchange plates 11, and the oil outlet and the oil inlet may be directly opened on the side wall of the corresponding side oil heat exchange plate 11 to be communicated with the oil flow channel 111. The water outlet and the water inlet are formed in the side wall of the oil heat exchange plate 11 on the other side, the water outlet can be communicated with the water outlet end of the water flow channel 121 through the water passing hole 112 of the oil heat exchange plate 11 on the other side, and the water inlet can be communicated with the water inlet end of the water flow channel 121 through the water passing hole 112 of the oil heat exchange plate 11 on the other side.

Through the arrangement, on the premise of ensuring the heat dissipation efficiency of lubricating oil, the number of the water heat exchange plates 12 is reduced, the volume of the oil-water exchange assembly 1 is reduced, the miniaturization and the light weight design of the oil-water exchanger 100 are facilitated, and the overall performance of the oil-water exchanger 100 is improved.

In some embodiments of the present utility model, the oil heat exchange plate 11 is provided with two sets of water passing holes 112, and the two sets of water passing holes 112 are respectively arranged at diagonal positions of the oil heat exchange plate 11 and are used for communicating with the water inlet and the water outlet respectively.

For example, referring to fig. 2 to 3, the oil heat exchange plate 11 may be provided with two sets of water holes 112, the two sets of water holes 112 being provided at diagonal positions of the oil heat exchange plate 11, respectively, and correspondingly, water inlet ends and water outlet ends of the water flow channels 121 may be provided at diagonal positions of the water heat exchange plate 12, respectively, such that the two sets of water holes 112 may be provided opposite to the water inlet ends and the water outlet ends of the water flow channels 121, respectively, one set of water holes 112 being used for communicating the water inlet ends and the water inlet ends of the water flow channels 121, and the other set of water holes 112 being used for communicating the water inlet ends and the water inlet ends of the water flow channels 121, and each set having a plurality of water holes 112. It can be appreciated that by arranging the water inlet end and the water outlet end of the water flow channel 121 at diagonal positions, the cooling liquid can flow through the whole water heat exchange plate 12, which is beneficial to improving the temperature uniformity of the water heat exchange plate 12 and improving the cooling effect of the water heat exchange plate 12 on the oil heat exchange plate 11.

In some embodiments of the present utility model, the water heat exchange plate 12 is provided with two groups of oil passing holes 122, and the two groups of oil passing holes 122 are respectively arranged at diagonal positions of the water heat exchange plate 12 and are used for communicating with the oil inlet and the oil outlet respectively.

For example, referring to fig. 2 and 4, the water heat exchange plate 12 may be provided with two sets of oil passing holes 122, the two sets of oil passing holes 122 being respectively provided at diagonal positions of the water heat exchange plate 12, correspondingly, oil inlet ends and oil outlet ends of the oil flow channels 111 may be respectively provided at diagonal positions of the oil heat exchange plate 11, such that the two sets of oil passing holes 122 may be respectively provided opposite to the oil inlet ends and the oil outlet ends of the oil flow channels 111, one set of oil passing holes 122 is used for communicating the oil inlet ends and the oil inlet ends of the oil flow channels 111, and the other set of oil passing holes 122 is used for communicating the oil outlet ends and the oil outlet ends of the oil flow channels 111, and each set has a plurality of oil passing holes 122. It can be appreciated that by arranging the oil inlet end and the oil outlet end of the oil flow channel 111 at diagonal positions, lubricating oil can flow through the whole oil heat exchange plate 11, which is beneficial to improving the residence time of the lubricating oil in the oil heat exchange plate 11 and improving the cooling effect of the cooling liquid on the lubricating oil.

Further, two groups of oil passing holes 122 and two groups of water passing holes 112 may be disposed at different diagonal positions, that is, at four end corner positions of the oil-water exchange assembly 1, so as to improve the layout rationality of the oil-water exchange assembly 1 and the reliability of the oil-water exchanger 100 as a whole.

In some embodiments of the present utility model, as shown in fig. 3, the oil-water exchanger 100 according to an embodiment of the present utility model further includes: the water inlet pipe 2 and the water outlet pipe 3 are connected to the oil heat exchange plate 11 at intervals and are respectively communicated with the corresponding water passing holes 112.

For example, referring to fig. 3, the oil-water exchanger 100 is provided with a water inlet pipe 2 and a water outlet pipe 3, and the water inlet pipe 2 and the water outlet pipe 3 are provided at one side of the oil-water exchanging assembly 1 in the stacking direction. The two sides of the oil-water exchange assembly 1 along the stacking direction are both provided with oil heat exchange plates 11, the oil heat exchange plates 11 which are positioned on the same side with the water inlet pipe 2 and the water outlet pipe 3 are provided with two groups of water holes 112, and the two groups of water holes 112 are arranged at intervals and are respectively communicated with the water inlet end and the water outlet end of the water flow channel 121. The water inlet pipe 2 and the water outlet pipe 3 are connected to the oil heat exchange plate 11, the water inlet pipe 2 is communicated with the water passing hole 112 communicated with the water inlet end of the water flow channel 121, so that the water inlet pipe 2 can be communicated with the water inlet end of the water flow channel 121, and the water outlet pipe 3 is communicated with the water passing hole 112 communicated with the water outlet end of the water flow channel 121, so that the water outlet pipe 3 can be communicated with the water outlet end of the water flow channel 121.

Through the arrangement, the oil-water exchanger 100 can be communicated with an external water source through the water outlet pipe 3 and the water inlet pipe 2, so that the installation difficulty of the oil-water exchanger 100 is reduced, and the practicability of the oil-water exchanger 100 is improved.

Further, the water inlet pipe 2 and the water outlet pipe 3 can be formed by casting or cold extrusion, and are welded with the oil heat exchange plate 11 into a whole by laser welding, so that the installation stability of the water inlet pipe 2 and the water outlet pipe 3 can be improved.

In some embodiments of the present utility model, the water inlet pipe 2 and the water outlet pipe 3 are staggered with the corresponding water passing holes 112, the water inlet pipe 2 and the corresponding water passing holes 112 are communicated through the water inlet diversion cavity, and the water outlet pipe 3 and the corresponding water outlet hole are communicated through the water outlet diversion cavity.

For example, referring to fig. 3, the water inlet pipe 2 may be staggered with the water passing hole 112 communicating with the water inlet end of the water flow channel 121, and the oil heat exchange plate 11 is provided with the water inlet guide shell 4, the water inlet guide shell 4 and the side wall of the oil heat exchange plate 11 define a water inlet guide cavity, two ends of the water inlet guide cavity are respectively communicated with the water passing hole 112 and the water inlet pipe 2, and the cooling liquid may flow into the water inlet guide cavity from the water inlet pipe 2 and flow into the water flow channel 121 along the water inlet guide cavity and the water passing hole 112. Meanwhile, the water outlet pipe 3 and the water outlet hole 112 communicated with the water outlet end of the water flow channel 121 can be arranged in a staggered manner, the oil heat exchange plate 11 is provided with the water outlet guide shell 5, the water outlet guide shell 5 and the side wall of the oil heat exchange plate 11 define a water outlet guide cavity, two ends of the water outlet guide cavity are respectively communicated with the water outlet hole 112 and the water outlet pipe 3, and cooling liquid can sequentially flow into the water outlet pipe 3 from the water flow channel 121 through the water injection hole and the water outlet guide cavity, so that the cooling liquid flows to the outside. It should be noted that, the heights of the water outlet diversion cavity and the water inlet diversion cavity may be set to 5mm, and the pipe diameters of the water outlet pipe 3 and the water inlet pipe 2 may be set to 17mm.

It can be understood that by arranging the water outlet diversion cavity and the water inlet diversion cavity, the water outlet diversion cavity and the water inlet diversion cavity can conduct diversion on the cooling liquid, so that the flow stability of the cooling liquid is improved, the cooling effect of the cooling liquid on lubricating oil is improved, the direct impact of the cooling liquid on the oil-water exchange assembly 1 is reduced, and the stability of the oil-water exchanger 100 is improved.

In some embodiments of the utility model, referring to fig. 3, the thickness of the oil heat exchange plate 11 is not less than twice the thickness of the water heat exchange plate 12. Specifically, the thickness of the oil heat exchange plate 11 may be taken to be 1mm, and the thickness of the water heat exchange plate 12 may be taken to be 0.5mm. Through the arrangement, the cross section size of the oil flow channel 111 is larger, so that the flow velocity of lubricating oil in the oil flow channel 111 is slower, the flow time of the lubricating oil in the oil flow channel 111 can be prolonged, the cooling liquid can better cool the lubricating oil, and the cooling effect of the oil-water exchanger 100 on the lubricating oil is facilitated.

In some embodiments of the present utility model, the water heat exchange plate 12 and the oil heat exchange plate 11 are both formed by die casting of aluminum alloy, and laser welding is adopted between the water heat exchange plate 12 and the oil heat exchange plate 11. It can be understood that the materials of the water heat exchange plate 12 and the oil heat exchange plate 11 are made of aluminum alloy materials, so that the water heat exchange plate 12 and the oil heat exchange plate 11 have good heat conducting performance, the cooling effect of cooling liquid on lubricating oil is improved, the processing difficulty of the oil-water exchange assembly 1 can be reduced, the deformation amplitude of the water heat exchange plate 12 and the oil heat exchange plate 11 is reduced, the processing quality of the oil-water exchange assembly 1 is improved, and the reliability of the oil-water exchanger 100 is improved.

In some embodiments of the present utility model, the oil-water exchanger 100 according to an embodiment of the present utility model further includes: the installation bottom plate 6, the installation bottom plate 6 is formed with oil feed connector 61 and play oil connector 62, and installation bottom plate 6 links to each other with the laminating of profit exchange assembly 1, and the oil inlet communicates with oil feed connector 61, and the oil-out communicates with play oil connector 62.

For example, referring to fig. 2 and 4, the oil-water exchanger 100 is further provided with a mounting base plate 6, the mounting base plate 6 is configured in a square plate shape, the size of the mounting base plate 6 is larger than that of the oil-water exchange assembly 1, and the mounting base plate 6 is arranged on one side of the oil-water exchange assembly 1 provided with an oil outlet and an oil inlet and is used for being mounted on the side wall of the oil-water exchange assembly 1 in a fitting manner. The mounting base plate 6 is formed with an oil inlet connection port 61 and an oil outlet connection port 62, both of which are configured as through holes penetrating the mounting base plate 6 in the thickness direction, the oil inlet connection port 61 being for communication with an oil inlet, and the oil outlet connection port 62 being for communication with an oil outlet. Thus, the lubricating oil in the driving assembly can flow into the oil flow channel 111 through the oil inlet connection port 61 and the oil inlet for cooling, and the cooled lubricating oil can flow into the driving assembly through the oil outlet and the oil outlet connection port 62 for cooling the driving assembly.

It will be appreciated that the mounting base plate 6 may be used to support the oil-water exchange assembly 1 to improve stability of the oil-water exchange assembly 1, and may be used to communicate with a built-in flow passage of the drive assembly to ensure that lubricating oil can stably flow between the drive assembly and the oil-water exchanger 100, which is beneficial to improving reliability of the oil-water exchanger 100.

Further, the material of the mounting bottom plate 6 can be taken as O-state material 6063-O, and the mounting bottom plate 6 is formed by stamping and processing of die casting equipment, so that the structural design not only meets the air tightness requirement of the driving assembly in strength, but also reduces the residual stress of a mechanical structure under the extremely cold low-temperature working condition, effectively avoids the deformation of the mounting bottom plate 6 caused by mechanical strain and temperature strain generated by temperature difference, and enhances the warping resistance of the mounting bottom plate 6.

In some embodiments of the utility model, the mounting plate 6 is provided with at least two mounting holes 63, the at least two mounting holes 63 being spaced apart on both sides of the mounting plate 6. For example, referring to fig. 4, the mounting base plate 6 may be provided with two sets of mounting holes 63, each set having a plurality of mounting holes 63, such as one or more, and the two sets of mounting holes 63 are provided on both sides of the mounting base plate 6 in the longitudinal direction, respectively. The connector may extend through the mounting hole 63 and connect with the drive assembly to secure the mounting plate 6 to the drive assembly from both sides. Thereby, stable installation of the oil-water exchanger 100 can be achieved.

Further, as shown in fig. 4, the oil inlet connection port 61 and the oil outlet connection port 62 may be respectively provided at diagonal positions of the mounting base plate 6, a single mounting hole 63 is provided at one side of the mounting base plate 6 near the oil inlet connection port 61, and two mounting holes 63 arranged at a spaced apart position are provided at the other side of the mounting base plate 6 near the oil outlet connection port 62. Thus, the initial stress state of the oil-water exchanger 100 can be improved, the warp resistance of the mounting baseplate 6 is enhanced, and the problem of sealing failure caused by deformation of the mounting baseplate 6 is eliminated.

The utility model further provides a vehicle.

According to an embodiment of the present utility model, a vehicle includes: the oil-water exchanger 100 according to any of the embodiments described above. Through being equipped with the oilhole 122 on water heat transfer board 12, and be equipped with water hole 112 on oil heat transfer board 11 for the coolant liquid that flows in water flow channel 121 and water hole 112 can fully cool off the lubricating oil that flows in oil flow channel 111 and oilhole 122, does benefit to the cooling effect that improves oil water exchanger 100 to lubricating oil, has solved the too high problem of drive assembly temperature rise, has improved the wholeness ability of vehicle.

In the description of the present utility model, it should 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", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features.

In the description of the present utility model, "plurality" means two or more.

In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween.

In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. An oil-water exchanger (100), characterized by comprising:

the oil-water exchange assembly (1), oil-water exchange assembly (1) includes a plurality of oil heat transfer board (11) and a plurality of water heat transfer board (12), and is a plurality of oil heat transfer board (11) and a plurality of water heat transfer board (12) are crisscross to be piled up, be formed with oil flow channel (111) and water passing hole (112) in oil heat transfer board (11), be formed with water flow channel (121) and oil passing hole (122) in water heat transfer board (12), water flow channel (121) with water passing hole (112) intercommunication, oil flow channel (111) with oil passing hole (122) intercommunication, just oil-water exchange assembly (1) be equipped with water inlet, delivery port of water flow channel (121) intercommunication and with oil inlet, the oil-out of oil flow channel (111) intercommunication.

2. The oil-water exchanger (100) according to claim 1, wherein the number of the water heat exchange plates (12) is set to n, the number of the oil heat exchange plates (11) is set to n+1, and one water heat exchange plate (12) is sandwiched between any two adjacent oil heat exchange plates (11).

3. The oil-water exchanger (100) according to claim 2, characterized in that,

the oil heat exchange plate (11) is provided with two groups of water passing holes (112), and the two groups of water passing holes (112) are respectively arranged at the diagonal positions of the oil heat exchange plate (11) and are respectively communicated with the water inlet and the water outlet;

the water heat exchange plate (12) is provided with two groups of oil passing holes (122), and the two groups of oil passing holes (122) are respectively arranged at the diagonal positions of the water heat exchange plate (12) and are respectively communicated with the oil inlet and the oil outlet.

4. The oil-water exchanger (100) according to claim 2, further comprising: the oil heat exchange plate comprises a water inlet pipe (2) and a water outlet pipe (3), wherein the water inlet pipe (2) and the water outlet pipe (3) are connected to the oil heat exchange plate (11) at intervals and are respectively communicated with the corresponding water passing holes (112).

5. The oil-water exchanger (100) according to claim 4, wherein the water inlet pipe (2) and the water outlet pipe (3) are staggered with the corresponding water passing holes (112), the water inlet pipe (2) and the corresponding water passing holes (112) are communicated through a water inlet diversion cavity, and the water outlet pipe (3) and the corresponding water passing holes (112) are communicated through a water outlet diversion cavity.

6. The oil-water exchanger (100) according to claim 1, wherein the thickness of the oil heat exchanger plate (11) is not less than twice the thickness of the water heat exchanger plate (12).

7. The oil-water exchanger (100) according to claim 1, wherein the water heat exchange plate (12) and the oil heat exchange plate (11) are both formed by die casting an aluminum alloy material, and laser welding is adopted between the water heat exchange plate (12) and the oil heat exchange plate (11).

8. The oil-water exchanger (100) according to claim 1, further comprising: the mounting base plate (6), mounting base plate (6) is formed with oil feed connector (61) and play oil connector (62), mounting base plate (6) with oil water exchange component (1) laminating links to each other, just the oil inlet with oil feed connector (61) intercommunication, the oil-out with play oil connector (62) intercommunication.

9. The oil-water exchanger (100) according to claim 8, wherein the mounting base plate (6) is provided with at least two mounting holes (63), at least two of the mounting holes (63) being spaced apart on both sides of the mounting base plate (6).

10. A vehicle, characterized by comprising: the oil-water exchanger (100) according to any one of claims 1-9.

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