CN219077002U - Exhaust structure and thermal management integrated device - Google Patents

Abstract

The utility model belongs to the technical field of new energy automobiles, and discloses an exhaust structure and a heat management integrated device, wherein the heat management integrated device comprises a kettle, a runner assembly and an exhaust structure, the exhaust structure is arranged between the kettle and the runner assembly and is communicated with the kettle and the runner assembly, the exhaust structure comprises an exhaust channel, a first cavity and a second cavity are arranged in the exhaust channel side by side, a first cavity inlet is communicated with a runner inlet of a runner in the runner assembly, an outlet of the first cavity and an inlet of the second cavity are both communicated with the kettle, and an outlet of the second cavity is communicated with the runner inlet and the runner outlet; the liquid can enter from the runner inlet and flow out from the runner outlet, the gas can enter the kettle through the first cavity and be discharged from the kettle, and the liquid in the kettle can enter the runner through the second cavity to supplement the liquid. The structure ensures that the gas is fully and rapidly discharged, improves the heat exchange efficiency and the water pump efficiency, prevents the water pump from cavitation and prevents the liquid level from rolling and generating noise.

Description

Exhaust structure and thermal management integrated device

Technical Field

The utility model relates to the technical field of new energy automobiles, in particular to an exhaust structure and a thermal management integrated device.

Background

With the gradual development of new energy automobiles, a driving system for the new energy automobiles needs a more accurate thermal management module to ensure that each energy-consuming component is at the optimal working temperature. The existing heat management modules are used for fixedly connecting the water tank with the flow passage assembly, the flow passage assembly is more and more complicated to manage, and the gas in the pipeline is usually discharged into the water tank and then discharged from the water tank; because the circulation flow rate of the working waterway of the thermal management module is too high, the gas is easy to mix with the liquid, so that the gas cannot be fully and quickly discharged; and when the liquid velocity of flow is fast, the flow is great, and gas does not have time to the kettle exhaust, but circulates the pipeline in the runner board all the time, and gas can be taken into the water pump, probably produces unnecessary noise, influences the heat transfer for this thermal management module heat exchange efficiency and water pump efficiency reduce, also cause the water pump to take place the cavitation easily.

In the prior art, as in the early patent of CN115303020a, a high-integration and high-reliability thermal management module structure is disclosed, which is formed by integrally forming a water tank, a runner main board and a runner back board, so that the sealing of a water path is realized, and an independent air outlet is arranged on the water tank and is inserted into the water tank, and the air outlet is provided with an oblique angle, so that internal gas is discharged conveniently, the rolling of a liquid level is reduced, and the generation of secondary bubbles is further reduced. However, in the prior art, the problem that the gas is discharged from the flow passage assembly to the water tank due to the mixing of the gas and the liquid is easy to occur, the phenomenon that the gas cannot be fully discharged is easy to occur, the structure cannot have a certain effect on the gas discharge of the part, and even if the gas flows to the kettle, the gas-liquid communication pipeline is one, and the gas discharge effect is poor due to the fact that the liquid flows back to the flow passage plate.

Therefore, there is a need to design an exhaust structure and a thermal management integrated device to solve the above technical problems.

Disclosure of Invention

An object of the present utility model is to provide an exhaust structure capable of sufficiently and rapidly exhausting gas, improving heat exchange efficiency, improving water pump efficiency, preventing cavitation of a water pump, and preventing noise from occurring due to tumbling of a liquid surface.

To achieve the purpose, the utility model adopts the following technical scheme:

the exhaust structure is communicated with the kettle and the runner assembly, the exhaust structure comprises an exhaust channel, a first cavity and a second cavity are arranged in the exhaust channel side by side, an inlet of the first cavity is communicated with a runner inlet of a runner in the runner assembly, an outlet of the first cavity and an inlet of the second cavity are both communicated with the kettle, an outlet of the first cavity is communicated with an inlet of the second cavity through the kettle, and an outlet of the second cavity is communicated with the runner inlet and the runner outlet; the liquid in the runner can enter from the runner inlet and flow out from the runner outlet, the gas in the runner can enter the kettle through the first cavity and be discharged from the kettle, and the liquid in the kettle can enter the runner through the second cavity to supplement liquid.

Optionally, the exhaust structure further includes a split exhaust member disposed in the exhaust passage, and the split exhaust member divides the exhaust passage into the first cavity and the second cavity disposed side by side.

Optionally, both ends of the split exhaust piece extend into the water kettle and the runner assembly, respectively.

Optionally, the split exhaust piece includes:

a body portion provided in the exhaust passage, the body portion dividing the exhaust passage into the first chamber and the second chamber which are provided in parallel;

the first extension part is in an L-shaped structure, the first extension part is arranged in the flow passage assembly, one end of the first extension part is communicated with one end of the body part, and the other end of the first extension part faces to the flow passage inlet; and

the second extension part is arranged in the kettle, one end of the second extension part is communicated with the other end of the body part, and the other end of the second extension part is arranged in a way of deviating from the body part along the first direction.

Optionally, the first extension part is disposed between a highest level and a lowest level of the liquid in the flow channel.

Optionally, the first extension portion divides the flow channel into a first channel and a second channel arranged side by side along the first direction, the first channel is communicated with the inlet of the first cavity and the flow channel inlet, and the second channel is communicated with the outlet of the second cavity, the flow channel inlet and the flow channel outlet.

Optionally, the second extending portion divides the communicating cavity of the kettle into a third channel and a fourth channel which are arranged side by side, the third channel is communicated with the fourth channel, the third channel is communicated with the outlet of the first cavity, and the fourth channel is communicated with the inlet of the second cavity.

Optionally, a communication port is disposed between the third channel and the fourth channel, and the communication port and the exhaust channel are disposed at intervals along a second direction, where the second direction is perpendicular to the first direction.

Optionally, the opening of the inlet of the first cavity is adjustable.

Another object of the present utility model is to provide a thermal management integrated device, which can make the gas be discharged sufficiently and rapidly, improve the heat exchange efficiency, improve the efficiency of the water pump, prevent cavitation of the water pump, and prevent the liquid level from rolling and generating noise.

To achieve the purpose, the utility model adopts the following technical scheme:

the heat management integrated device comprises a kettle, a runner assembly and the exhaust structure, wherein the exhaust structure is arranged between the kettle and the runner assembly.

The utility model has the beneficial effects that:

the utility model provides an exhaust structure and a thermal management integrated device, wherein a first cavity and a second cavity are arranged in an exhaust channel side by side, the first cavity is used for exhausting gas in a flow channel to a kettle, the gas exhausted to the kettle can be exhausted from an exhaust hole of the kettle, the second cavity is used for supplementing liquid in the kettle to the flow channel, and the gas exhaust channel and the liquid supplementing channel are arranged as two channels, so that the gas and the liquid circulate through the two cavities, further the liquid supplementing liquid can not interfere the exhausted gas, the gas can be prevented from being mixed and back flowed into the flow channel by the liquid in the exhaust process, the gas in the flow channel assembly can be further exhausted sufficiently and rapidly, the heat exchange efficiency is improved, the water pump efficiency is improved, cavitation of a water pump is prevented, and the liquid level rolling noise is prevented.

Drawings

FIG. 1 is a schematic diagram of a thermal management integrated device according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of one orientation of a thermal management integrated device provided in accordance with an embodiment of the present utility model;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a cross-sectional view of another aspect of a thermal management integrated device provided in accordance with an embodiment of the present utility model.

In the figure:

10. an exhaust passage; 11. a first cavity; 12. a second cavity;

20. a split exhaust; 21. a body portion; 22. a first extension; 23. a second extension;

200. a water kettle; 210. a communicating cavity; 211. a third channel; 212. a fourth channel; 213. a communication port;

300. a flow passage assembly; 310. a flow passage; 311. a flow channel inlet; 312. a flow channel outlet; 313. a first channel; 314. and a second channel.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, 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 indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", etc. orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The embodiment provides a thermal management integrated device, as shown in fig. 1 and 2, which includes a kettle 200, a flow channel assembly 300, and an exhaust structure disposed between the kettle 200 and the flow channel assembly 300, wherein the exhaust structure can communicate the kettle 200 with the flow channel assembly 300, so that gas in the flow channel assembly 300 can be discharged through the kettle 200, and liquid in the kettle 200 can supplement the flow channel assembly 300. Moreover, the structure can realize the sufficient and rapid discharge of the gas in the flow channel assembly 300, improve the heat exchange efficiency, improve the water pump efficiency, prevent the cavitation of the water pump and prevent the noise from occurring when the liquid level rolls.

In this embodiment, the first direction is the Z direction in fig. 1, and the second direction is the X direction in fig. 1, and the X direction, the Y direction and the Z direction are perpendicular to each other. Also, the arrow direction in fig. 3 and 4 is the flow direction of the liquid and/or gas.

Specifically, the water jug 200 and the flow path assembly 300 are arranged from top to bottom along the Z direction, so that the gas in the flow path assembly 300 can rise to the water jug 200 to be discharged. Optionally, an exhaust hole is provided at the top of the kettle 200, and the gas can rise to the exhaust hole to be exhausted after entering the kettle 200.

Further, referring to fig. 2, a communication cavity 210 is provided in the kettle 200 for communicating with the air exhaust structure, so that the liquid entering the kettle 200 through the air exhaust structure can flow in the communication cavity 210.

Optionally, the communicating cavity 210 is stepped, and a communicating portion between the communicating cavity and the exhaust structure is at a low position, so that the liquid or gas flowing from the exhaust structure into the communicating cavity 210 can flow in the stepped structure and be buffered, thereby increasing the time for exhausting the gas.

Still further, referring to fig. 2, a flow channel 310 is provided in the flow channel assembly 300, the flow channel 310 is in communication with the exhaust structure, and liquid and gas in the flow channel 310 can enter the exhaust structure.

It is to be understood that the above-mentioned heat management integrated device further includes structures such as a water pump, a heat exchanger, a valve body, etc., all of which are connected to the flow channel assembly 300, and all of which are common knowledge in the art and are not described herein.

In order to achieve the above-mentioned effect, this embodiment also provides an exhaust structure, and this exhaust structure can realize the exhaust of runner subassembly 300 internal gas abundant and quick, improves heat exchange efficiency, improves water pump efficiency, prevents that the water pump from taking place cavitation and prevent that the liquid level from rolling the noise from appearing.

Specifically, as shown in fig. 2 to 4, the above-mentioned exhaust structure includes an exhaust passage 10, in which a first chamber 11 and a second chamber 12 are arranged side by side in the exhaust passage 10, an inlet of the first chamber 11 is communicated with a flow channel inlet 311 of a flow channel 310 in the flow channel assembly 300, and a liquid can flow into the first chamber 11 from the flow channel inlet 311; the outlet of the first cavity 11 and the inlet of the second cavity 12 are both communicated with the water kettle 200, and the outlet of the first cavity 11 is communicated with the inlet of the second cavity 12 through the water kettle 200, so that the liquid entering the first cavity 11 can flow into the water kettle 200, and the liquid in the water kettle 200 flows into the second cavity 12 again; the outlet of the second cavity 12 is connected to the flow channel inlet 311 and the flow channel outlet 312, so that the liquid in the second cavity 12 can flow into the flow channel outlet 312 and then enter the next cycle, and a part of the liquid flowing from the flow channel inlet 311 does not flow into the first cavity 11 and directly flows to the flow channel outlet 312 to enter the next cycle.

And, the gas in the runner 310 can get into the kettle 200 through first cavity 11 and discharge from the kettle 200, the liquid in the kettle 200 can get into the runner 310 through second cavity 12 and carry out the fluid infusion, gas discharge channel and liquid fluid infusion passageway are two passageways, make gas and liquid circulate through two cavities, and then make the liquid of fluid infusion can not cause the interference to the exhaust gas, can avoid gas to be mixed by the liquid in the exhaust process and flow back to the runner 310, and then can realize the abundant and quick discharge of gas in the runner assembly 300, improve heat exchange efficiency, improve water pump efficiency, prevent that the water pump from taking place cavitation and prevent the liquid level from rolling the noise appearance.

With the above structure, the exhaust structure of the present embodiment forms a flow in both a high flow rate and a low flow rate during the circulating flow of the liquid. As shown in fig. 3 and 4, firstly, when the liquid flows at a high flow rate, the gas in the flow channel 310 is mostly mixed in the liquid in the form of bubbles due to the high flow rate of the liquid in the flow channel 310, during the circulation of the liquid, the gas flows into the flow channel 310 along with the liquid from the flow channel inlet 311, then part of the gas-liquid mixture enters the first cavity 11, the other part of the gas-liquid mixture directly flows out of the flow channel outlet 312, the gas-liquid mixture entering the first cavity 11 flows into the kettle 200 due to the high air pressure of the flow channel 310, the gas-liquid mixture entering the kettle 200 is relatively static and only slowly moves, and during the process of flowing the gas-liquid mixture flowing from the first cavity 11 into the kettle 200 to the second cavity 12 again, the gas is separated from the liquid due to the low flow rate, the separated gas is discharged through the air outlet hole in the kettle 200, and the liquid in the second cavity 12 directly flows out of the flow channel outlet 312 along with the other part of the gas-liquid mixture after flowing out of the outlet.

Secondly, when the liquid in the flow channel 310 flows at a low flow rate, the liquid and the gas in the flow channel 310 are in a layered state, and in the circulation process of the liquid, most of the gas and a small part of the liquid can enter the first cavity 11 through the inlet of the first cavity 11, most of the liquid in the flow channel 310 directly flows out of the flow channel outlet 312, the gas entering the kettle 200 is discharged from the air outlet of the kettle 200, the liquid in the kettle 200 can enter the second cavity 12, and most of the liquid in the second cavity 12 directly flows out of the flow channel outlet 312 along with the liquid in the flow channel 310 after flowing out of the outlet.

Through the operation under the two conditions, the exhaust structure of the embodiment can fully and better exhaust the gas in the flow channel assembly 300 to the water kettle 200 after the liquid in the flow channel assembly 300 circulates for a plurality of times, and can exhaust the gas in the water kettle 200, thereby improving the heat exchange efficiency, improving the water pump efficiency, preventing the water pump from cavitation and preventing the liquid level from rolling and generating noise.

In this embodiment, please continue to refer to fig. 2, the above-mentioned exhaust structure further includes a split exhaust piece 20, the split exhaust piece 20 is disposed in the exhaust channel 10, the split exhaust piece 20 divides the exhaust channel 10 into a first cavity 11 and a second cavity 12 disposed side by side, so that the gas exhaust and the liquid replenishing in the exhaust channel 10 are divided into two channels, and further the gas is fully and better exhausted.

Optionally, the two ends of the split-flow exhaust piece 20 extend into the kettle 200 and the runner assembly 300 respectively, that is, the split-flow exhaust piece 20 also separates the communication cavity 210 and the runner 310 of the kettle 200 into two paths, so that the gas-liquid mixture is ensured to enter the first cavity 11 from the runner 310, and the gas-liquid mixture flowing into the kettle 200 is ensured not to quickly flow into the second cavity 12, that is, a certain time is reserved for discharging the gas from the liquid, so that the gas can be discharged. In addition, the split-flow air exhaust member 20 is arranged between the flowing liquids, so that a certain impact is caused on the liquid, and the impact force breaks up bubbles in the liquid and exhausts the bubbles into gas, so that the gas can be better exhausted into the first cavity 11.

Specifically, referring to fig. 3, the split-flow exhaust member 20 includes a body portion 21, a first extension portion 22 and a second extension portion 23, the body portion 21 is disposed in the exhaust passage 10, and the body portion 21 divides the exhaust passage 10 into a first cavity 11 and a second cavity 12 disposed side by side; the first extension part 22 is in an L-shaped structure, the first extension part 22 is arranged in the flow channel assembly 300, one end of the first extension part 22 is communicated with one end of the body part 21, and the other end faces the flow channel inlet 311; the second extension portion 23 is disposed in the kettle 200, one end of the second extension portion 23 is connected to the other end of the body portion 21, and the other end extends away from the body portion 21 along the first direction. The above arrangement can realize the separation of the exhaust channel 10, the flow channel 310 and the communication cavity 210, and the first extension portion 22 arranged in the flow channel 310 is of an L-shaped structure and is arranged towards the direction of the flow channel inlet 311, so that the liquid can be dispersed by the other end of the first extension portion 22 after flowing in from the flow channel inlet 311, and then the gas and the liquid can be separated, thereby better realizing the exhaust effect of the exhaust structure.

Alternatively, the first extension 22 is disposed between the highest level and the lowest level of the liquid in the flow channel 310, so as to provide resistance to the liquid, and break up the liquid, and thus achieve gas-liquid separation.

Further, the first extension 22 divides the flow channel 310 into a first channel 313 and a second channel 314 arranged side by side along the Z direction, the first channel 313 is communicated with the inlet of the first cavity 11 and the flow channel inlet 311, and the second channel 314 is communicated with the outlet of the second cavity 12, the flow channel inlet 311 and the flow channel outlet 312, that is, the liquid and the gas entering through the flow channel inlet 311 can enter the first cavity 11 through the first channel 313 or flow out from the flow channel outlet 312 through the second channel 314 to enter the next cycle. In addition, since the gas generally floats, the first channel 313 is disposed above the second channel 314 along the Z direction, so that most of the gas in the flow channel 310 can enter the first cavity 11 through the first channel 313, and can be discharged, thereby improving the gas discharge rate.

Still further, the second extension portion 23 divides the connection cavity of the water jug 200 into a third channel 211 and a fourth channel 212 which are arranged side by side, the third channel 211 is communicated with the fourth channel 212, the third channel 211 is communicated with the outlet of the first cavity 11, the fourth channel 212 is communicated with the inlet of the second cavity 12, namely, the gas and the liquid flowing out of the first cavity 11 are discharged to the exhaust hole of the water jug 200, the liquid enters the fourth channel 212 through the third channel 211 and then flows into the second cavity 12, and the liquid in the flow 310 is replenished.

Optionally, referring to fig. 4, a communication port 213 is disposed between the third channel 211 and the fourth channel 212, and the communication port 213 and the exhaust channel 10 are disposed at intervals along the X direction, so that a certain time is required for the liquid flowing out from the first cavity 11 to reach the inlet of the second cavity 12, thereby lengthening the time for exhausting the gas from the liquid in the kettle 200, enabling a large amount of gas to be exhausted, and improving the exhaust efficiency of the gas.

In this embodiment, the opening of the inlet of the first chamber 11 may be adjusted, so that the discharge amount of the gas may be adjusted by adjusting the opening of the inlet of the first chamber 11. Specifically, in the design process, the opening of the inlet of the first cavity 11 meets the actual requirement through simulation calculation and design requirement.

It is to be understood that the width of the first cavity 11 and the widths of the first channel 313 and the third channel 211 corresponding to the first cavity 11 also change along with the change of the opening of the inlet of the first cavity 11, or may also change independently to adapt to different requirements, which is not limited herein.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The water kettle is characterized in that the air exhaust structure comprises an air exhaust channel (10), a first cavity (11) and a second cavity (12) are arranged in the air exhaust channel (10) side by side, an inlet of the first cavity (11) is communicated with a runner inlet (311) of a runner (310) in the runner assembly (300), an outlet of the first cavity (11) and an inlet of the second cavity (12) are both communicated with the water kettle (200), an outlet of the first cavity (11) is communicated with an inlet of the second cavity (12) through the water kettle (200), and an outlet of the second cavity (12) is communicated with the runner inlet (311) and the runner outlet (312); the liquid in the runner (310) can enter from the runner inlet (311) and flow out from the runner outlet (312), the gas in the runner (310) can enter the kettle (200) through the first cavity (11) and be discharged from the kettle (200), and the liquid in the kettle (200) can enter the runner (310) through the second cavity (12) to supplement the liquid.

2. The exhaust structure according to claim 1, further comprising a split exhaust piece (20), the split exhaust piece (20) being arranged in the exhaust channel (10), the split exhaust piece (20) dividing the exhaust channel (10) into the first cavity (11) and the second cavity (12) arranged side by side.

3. The venting structure of claim 2, wherein both ends of the split vent (20) extend into the jug (200) and into the flow path assembly (300), respectively.

4. A gas discharge structure according to claim 3, characterized in that the split gas discharge (20) comprises:

a body portion (21) provided in the exhaust passage (10), the body portion (21) dividing the exhaust passage (10) into the first cavity (11) and the second cavity (12) provided side by side;

the first extension part (22) is of an L-shaped structure, the first extension part (22) is arranged in the flow channel assembly (300), one end of the first extension part (22) is communicated with one end of the body part (21), and the other end of the first extension part faces the flow channel inlet (311); and

the second extension part (23) is arranged in the kettle (200), one end of the second extension part (23) is communicated with the other end of the body part (21), and the other end of the second extension part is arranged in a way of deviating from the body part (21) along the first direction.

5. The exhaust structure according to claim 4, characterized in that the first extension (22) is arranged between a highest level and a lowest level of liquid in the flow channel (310).

6. The exhaust structure according to claim 4, characterized in that the first extension (22) divides the flow passage (310) into a first passage (313) and a second passage (314) arranged side by side in the first direction, the first passage (313) being in communication with the inlet of the first chamber (11) and the flow passage inlet (311), the second passage (314) being in communication with the outlet of the second chamber (12), the flow passage inlet (311) and the flow passage outlet (312).

7. The exhaust structure according to claim 4, characterized in that the second extension (23) divides the communication cavity (210) of the water kettle (200) into a third channel (211) and a fourth channel (212) arranged side by side, the third channel (211) is communicated with the fourth channel (212), the third channel (211) is communicated with the outlet of the first cavity (11), and the fourth channel (212) is communicated with the inlet of the second cavity (12).

8. The exhaust structure according to claim 7, characterized in that a communication port (213) is provided between the third channel (211) and the fourth channel (212), the communication port (213) and the exhaust channel (10) being arranged at intervals along a second direction, the second direction being perpendicular to the first direction.

9. The exhaust structure according to any one of claims 1-8, characterized in that the opening of the inlet of the first chamber (11) is adjustable.

10. A thermal management integrated device comprising a kettle (200), a flow path assembly (300) and an exhaust structure according to any one of claims 1-9, said exhaust structure being arranged between said kettle (200) and said flow path assembly (300).

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