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CN-224210928-U - Expansion kettle and automobile

CN224210928UCN 224210928 UCN224210928 UCN 224210928UCN-224210928-U

Abstract

The utility model provides an expansion kettle and an automobile, and relates to the technical field of automobile heat management. The expansion kettle comprises a kettle body, a first partition structure and a second partition structure, wherein the first partition structure is arranged in the kettle body, the internal space of the kettle body is divided into at least two kettle cavities which are distributed along a first direction, the kettle cavities are all provided with liquid supplementing ports, the second partition structure is arranged in the kettle cavity, the kettle cavities are divided into a first cavity and a second cavity which are distributed along a second direction and are mutually communicated, the volume of the first cavity is smaller than that of the second cavity, the first cavities of all the kettle cavities are corresponding along the first direction, and two adjacent first cavities are communicated through the liquid passing ports arranged in the first partition structure. The expansion kettle is applied to the automobile, and can effectively reduce the dry suction risk caused by the exposure of the liquid supplementing port in the expansion kettle when the automobile is inclined left and right, thereby ensuring the stable operation of the automobile.

Inventors

  • ZHANG NINGJIAN
  • LIU NING
  • CHEN CHAO
  • LIU CHAO

Assignees

  • 福建速豹动力科技有限公司

Dates

Publication Date
20260508
Application Date
20250627

Claims (10)

  1. 1. An expansion kettle, comprising: a kettle body (100); A first partition structure (200) arranged in the kettle body (100) for dividing the internal space of the kettle body (100) into at least two kettle cavities (110) distributed along a first direction, wherein the kettle cavities (110) are provided with liquid supplementing ports (120), and The second partition structure (300) is arranged in the kettle cavity (110) and divides the kettle cavity (110) into a first cavity (111) and a second cavity (112) which are distributed along a second direction and are communicated with each other, and the volume of the first cavity (111) is smaller than that of the second cavity (112); the first cavities (111) of the pot cavities (110) correspond to each other along a first direction, and two adjacent first cavities (111) are communicated through a liquid passing port (211) formed in the first partition structure (200).
  2. 2. The expansion jug according to claim 1, wherein the second partition structure (300) comprises a partition plate (310) which is blocked in the jug chamber (110) and extends along a first direction, wherein an upper plate area of the partition plate (310) is provided with a vent (311), and a lower plate area is provided with a liquid through port (312); In the kettle cavity (110), two of the kettle cavities (10A) are located at two ends along the first direction, the liquid through holes (312) in the end kettle cavities (10A) are located at one ends of the corresponding partition plates (310) far away from the other kettle cavities (110).
  3. 3. The expansion kettle as claimed in claim 2, wherein said second partition structure (300) further comprises a plurality of first baffles (320) blocked in said first cavity (111), said plurality of first baffles (320) being arranged at intervals along said first direction, and a lower plate area of each of said first baffles (320) being provided with a first communication port (321).
  4. 4. An expansion kettle according to any of claims 1-3, wherein a flow-around plate (330) is arranged in the second cavity (112), and the flow-around plate (330) and the side cavity walls of the second cavity (112) jointly enclose a flow-around channel (331) extending in a bending manner.
  5. 5. The expansion kettle according to claim 4, wherein a plurality of second baffles (340) are arranged in the flow-around channel (331) at intervals along the extending direction of the flow-around channel (331), and the lower plate area of each second baffle (340) is provided with a second communication port (341).
  6. 6. The expansion jug according to claim 5, wherein the second communication port (341) is located in a lower middle region of the respective second baffle (340); Or, the second communication port (341) penetrates through the corresponding second baffle (340) along the up-down direction, and reinforcing plates (350) are arranged on two opposite sides of the second communication port (341).
  7. 7. An expansion kettle according to any one of claims 1-3, wherein the fluid-filling port (120) is located in the bottom wall of the second cavity (112) in the respective kettle cavity (110), and the fluid-filling port (120) is located in a middle region of the second cavity (112) in the first direction.
  8. 8. An expansion kettle according to any of claims 1-3, wherein the first partition structure (200) comprises a hollow partition (210) which is blocked in the kettle body (100) and extends in the second direction.
  9. 9. A water expansion kettle according to any of claims 1-3, wherein there are two kettle chambers (110), wherein the fluid filling port (120) of one of the kettle chambers (110) is adapted to be connected to a battery cooling circuit and the fluid filling port (120) of the other kettle chamber (110) is adapted to be connected to a motor cooling circuit.
  10. 10. An automobile, characterized by comprising at least two cooling circuits and the expansion kettle as claimed in any one of claims 1-9, wherein the liquid supplementing port (120) of the expansion kettle is respectively communicated with one of the cooling circuits.

Description

Expansion kettle and automobile Technical Field The utility model relates to the technical field of automobile heat management, in particular to an expansion kettle and an automobile. Background At present, three sets of thermal management subsystems such as power battery thermal management, motor cooling and air conditioning are involved in a new energy automobile, and safety and reliability of whole automobile driving and riding comfort of personnel are related, so that thermal management is also one of key technologies of the new energy automobile. The expansion tank plays a critical role as one of the key elements of the thermal management system. In the related art, the expansion kettle is provided with two or more mutually communicated kettle cavities so as to be suitable for a mode that a plurality of cooling circuits in an automobile are connected in series, however, when the liquid level of the cooling liquid in the kettle cavity is lower and the automobile is inclined left and right at a large angle in the driving process, a large amount of cooling liquid in the upward inclined kettle cavity flows into the adjacent kettle cavity, so that the loss of the cooling liquid in the kettle cavity is larger, the liquid level of the cooling liquid is reduced, the liquid supplementing port is exposed, the dry suction risk is caused, and the stable operation of the automobile is further influenced. Disclosure of utility model The utility model aims to provide an expansion kettle and an automobile, which are used for solving the technical problem that when the existing automobile is inclined left and right at a large angle in the running process, a liquid supplementing port in a kettle cavity is easy to expose to cause dry suction risk, so that the stable running of the automobile is affected. In order to solve the above problems, the present utility model provides an expansion kettle, comprising: A kettle body; A first partition structure arranged in the kettle body for dividing the internal space of the kettle body into at least two kettle cavities arranged along a first direction, wherein the kettle cavities are provided with liquid supplementing ports, and The second partition structure is arranged in the kettle cavity and divides the kettle cavity into a first cavity and a second cavity which are distributed along a second direction and are mutually communicated, and the volume of the first cavity is smaller than that of the second cavity; The first cavities of the kettle cavities correspond to each other along a first direction, and two adjacent first cavities are communicated through a liquid passing port arranged in the first partition structure. Optionally, the second partition structure comprises a partition board which is blocked in the kettle cavity and extends along the first direction, an air vent is arranged in an upper board area of the partition board, and a liquid through port is arranged in a lower board area of the partition board; in the kettle cavity, two of the kettle cavities located at two ends along the first direction are used as end kettle cavities, and the liquid through holes in the end kettle cavities are located at one ends, far away from other kettle cavities, of the corresponding partition plates. Optionally, the second partition structure further includes a plurality of first baffles blocked in the first cavity, the plurality of first baffles are arranged at intervals along the first direction, and the lower plate area of each first baffle is provided with a first communication port. Optionally, a flow-around plate is arranged in the second cavity, and the flow-around plate and the side cavity wall of the second cavity jointly enclose a flow-around channel extending in a bending manner. Optionally, the inner baffle of the flow-around channel is provided with a plurality of second baffles, the second baffles are arranged at intervals along the extending direction of the flow-around channel, and the lower plate area of each second baffle is provided with a second communication port. Optionally, the second communication port is located in a lower area of the middle of the corresponding second baffle; Or, the second communication port penetrates through the corresponding second baffle plate along the up-down direction, and reinforcing plates are arranged on two opposite sides of the second communication port. Optionally, the fluid infusion port is located at a bottom wall of the second cavity in the kettle cavity, and the fluid infusion port is located at a middle area of the second cavity along the first direction. Optionally, the first partition structure comprises a hollow partition which is blocked in the kettle body and extends along the second direction. Optionally, the kettle cavity is two, wherein the liquid supplementing port of one kettle cavity is used for connecting a battery cooling circuit, and the liquid supplementing port of the other kettle cavity is used for con