Box body structure

Abstract

The utility model discloses a box body structure used for cooling a to-be-cooled part, the box body structure comprises a box body and a liquid cooling assembly, the box body is provided with a containing space, the to-be-cooled part is placed in the containing space, the box body is provided with a first liquid cooling cavity and a second liquid cooling cavity, the first liquid cooling cavity is used for liquid to enter, and the second liquid cooling cavity is used for liquid to flow out; the liquid cooling assembly is adjacent to the to-be-cooled part and is used for cooling the to-be-cooled part; one end of the liquid cooling assembly communicates with the first liquid cooling cavity, and the other end of the liquid cooling assembly communicates with the second liquid cooling cavity; liquid cooling sequentially flows into the first liquid cooling cavity, the liquid cooling assembly and the second liquid cooling cavity and is discharged from the second liquid cooling cavity. Through the design of the first liquid cooling cavity and the second liquid cooling cavity in the box body, liquid flows in the first liquid cooling cavity, the liquid cooling assembly and the second liquid cooling cavity, heat is taken away, the to-be-cooled part can be cooled in time, and safety is guaranteed.

Description

TECHNICAL FIELD

[0001] The application relates to the new energy technology field, in particular to a box structure. BACKGROUND

[0002] At present, heat is generated in the process of using the box structure of a new energy vehicle, and the heat needs to be dissipated in time to avoid affecting safety due to sharp temperature rise. In the current heat dissipation mode, the heat dissipation efficiency is low, and the heat dissipation structure is complex, which is difficult to meet the use requirement.

[0003] Therefore, it is urgent to develop a box structure to dissipate heat in time and ensure safety. CONTENT OF THE INVENTION

[0004] The application mainly provides a box structure, which has the advantages of convenient use.

[0005] To solve the above technical problems, the technical scheme adopted by the application is as follows: a box structure is provided for cooling a to-be-cooled piece, which comprises a box and a liquid cooling assembly, wherein the box is provided with an accommodating space, the to-be-cooled piece is placed in the accommodating space, the box is provided with a first liquid cooling cavity and a second liquid cooling cavity, the first liquid cooling cavity is used for liquid to enter, and the second liquid cooling cavity is used for liquid to flow out; the liquid cooling assembly is arranged close to the to-be-cooled piece and is used for cooling the to-be-cooled piece; one end of the liquid cooling assembly is in communication with the first liquid cooling cavity, and the other end of the liquid cooling assembly is in communication with the second liquid cooling cavity; wherein liquid cooling flows into the first liquid cooling cavity, the liquid cooling assembly and the second liquid cooling cavity in sequence and is discharged from the second liquid cooling cavity.

[0006] Among them, the first liquid cooling cavity and the second liquid cooling cavity are arranged on the two side walls of the box in the first direction; at least two to-be-cooled pieces are arranged in the second direction and arranged in rows in the first direction; the box structure comprises at least two liquid cooling assemblies, the liquid cooling assemblies are arranged in the second direction and arranged in an array in the first direction, and the liquid cooling assemblies are located between the two adjacent rows of to-be-cooled pieces, wherein the first direction and the second direction are arranged vertically.

[0007] Among them, the box comprises an outer box, an inner box and a cover plate, wherein the outer box forms an open accommodating space; the inner box comprises a first connecting side plate and a second connecting side plate, the first connecting side plate and an inner side wall of the outer box form the first liquid cooling cavity, and the second connecting side plate and the inner side wall of the outer box form the second liquid cooling cavity; the cover plate is arranged at the opening position of the outer box, and the cover plate, the outer box, the first connecting side plate and the second connecting side plate form the accommodating space.

[0008] The box comprises at least one first reinforcing rib, and the at least one first reinforcing rib is arranged in the second liquid cooling cavity along a first direction and separates the second liquid cooling cavity into different second sub-liquid cooling cavities, and the different second sub-liquid cooling cavities are arranged in a stacked manner along a third direction, and the other end of the liquid cooling assembly is in communication with one of the second sub-liquid cooling cavities.

[0009] The second liquid cooling cavity is provided with a liquid outlet portion, the first reinforcing rib is arranged in a downwardly inclined manner close to the liquid outlet portion, and the inclination angle of the first reinforcing rib is greater than or equal to 0.2 degrees and less than or equal to 1 degree.

[0010] The height of the second sub-liquid cooling cavity along the third direction is greater than or equal to 20 mm and less than or equal to 50 mm.

[0011] The inner box further comprises a third connecting side plate, one end of the third connecting side plate is connected to the bottom of the first connecting side plate, the other end of the third connecting side plate is connected to the bottom of the second connecting side plate, a third liquid cooling cavity is formed between the third connecting side plate and the bottom of the outer box, and the third liquid cooling cavity is in communication with the first liquid cooling cavity and the second liquid cooling cavity, respectively.

[0012] The box comprises at least one second reinforcing rib, and the at least one second reinforcing rib is arranged in the third liquid cooling cavity along the first direction and / or the second direction.

[0013] The outer box is provided with a liquid inlet portion and a liquid outlet portion, the liquid inlet portion is in communication with the first liquid cooling cavity, and the liquid outlet portion is in communication with the second liquid cooling cavity; and / or the object to be cooled is an electric core.

[0014] The liquid cooling assembly comprises an organ pipe, a water inlet pipe and a water outlet pipe, the organ pipe is a hollow structure, the water inlet pipe is in communication with one end of the organ pipe, the water outlet pipe is in communication with the other end of the organ pipe, the water inlet pipe is in communication with the first liquid cooling cavity, and the water outlet pipe is in communication with the second liquid cooling cavity.

[0015] The box structure of the present application is designed, and the liquid flows in the first liquid cooling cavity, the liquid cooling assembly and the second liquid cooling cavity to take away heat, so that the object to be cooled can be cooled in time to ensure safety. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed in the description of the embodiments will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor. Among them:

[0017] Figure 1 Fig. 1 is a structural schematic diagram of an embodiment of a box structure in the present application;

[0018] Figure 2 Fig. 2 is a structural schematic diagram of an embodiment of a liquid flow direction of the box structure in the present application; Figure 1

[0019] Figure 3 Fig. 3 is a top structural schematic diagram of an embodiment of the box structure in the present application; Figure 1

[0020] Figure 4 Fig. 4 is a sectional structural schematic diagram of an embodiment of AA' in the present application. Figure 1

[0021] Reference signs: 100, box structure; 10, box; 11, containing space; 12, to-be-cooled member; 13, first liquid cooling cavity; 14, second liquid cooling cavity; 141, second sub-liquid cooling cavity; 142, first reinforcing rib; 15, outer box; 151, liquid inlet part; 152, liquid outlet part; 16, inner box; 161, first connecting side plate; 162, second connecting side plate; 163, third connecting side plate; 164, fourth connecting side plate; 165, fifth connecting side plate; 17, cover plate; 18, third liquid cooling cavity; 181, second reinforcing rib; 20, liquid cooling assembly; 21, organ pipe; 22, water inlet pipe; 23, water outlet pipe; X, first direction; Y, second direction; Z, third direction. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which the present application belongs; the terms used herein are only for the purpose of describing specific embodiments and are not intended to limit the present application; the terms "include" and "have" and any variations thereof in the specification and claims of the present application and the above description of drawings are intended to cover non-exclusive inclusion.

[0024] In the description of the embodiments of the present application, the technical terms "first", "second", etc. are only used to distinguish different objects, and cannot be understood as indicating or implying relative importance or implicitly indicating the number, specific order or primary and secondary relationship of the indicated technical features. In the description of the embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited. ​​​

[0025] Reference to“an embodiment” herein means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase“in one embodiment” in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily all referring to a common embodiment, or an embodiment that is identical to other embodiments.

[0026] In the description of the embodiments of the present application, unless otherwise explicitly specified and limited, the technical terms“mounting”,“connecting”,“connecting”,“fixing” and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the embodiments of the present application can be understood according to the specific circumstances.

[0027] Please refer to Figure 1 and Figure 2 , the present application provides a box structure 100 for cooling a to-be-cooled piece 12, which comprises a box 10 and a liquid cooling assembly 20, wherein the box 10 is provided with a containing space 11, the to-be-cooled piece 12 is placed in the containing space 11, the box 10 is provided with a first liquid cooling cavity 13 and a second liquid cooling cavity 14, the first liquid cooling cavity 13 is used for liquid to enter, and the second liquid cooling cavity 14 is used for liquid to flow out; the liquid cooling assembly 20 is arranged adjacent to the to-be-cooled piece 12 and is used for cooling the to-be-cooled piece 12; one end of the liquid cooling assembly 20 is in communication with the first liquid cooling cavity 13, and the other end of the liquid cooling assembly 20 is in communication with the second liquid cooling cavity 14; wherein the liquid cooling flows into the first liquid cooling cavity 13, the liquid cooling assembly 20 and the second liquid cooling cavity 14 in sequence, and is discharged from the second liquid cooling cavity 14.

[0028] Specifically, the to-be-cooled piece 12 is located in the containing space 11 of the box 10, and the liquid cooling assembly 20 and the to-be-cooled piece 12 are arranged adjacent to each other, and the liquid cooling assembly 20 can be flowed through by liquid, so that the liquid enters the liquid cooling assembly 20 through the first liquid cooling cavity 13, then enters the second liquid cooling cavity 14, and is discharged from the second liquid cooling cavity 14, thereby achieving cooling of the to-be-cooled piece 12. In the box structure 100 of the present application, through the design of the first liquid cooling cavity 13 and the second liquid cooling cavity 14, the liquid flows in the first liquid cooling cavity 13, the liquid cooling assembly 20 and the second liquid cooling cavity 14, and carries away heat, thereby facilitating timely heat dissipation of the to-be-cooled piece 12 and ensuring safety.

[0029] Please continue to refer to Figure 1, the first liquid cooling cavity 13 and the second liquid cooling cavity 14 are oppositely arranged on the two side walls of the box body 10 along the first direction X; the at least two cooling objects 12 are arranged along the second direction Y and arranged in rows along the first direction X; the box body structure 100 comprises at least two liquid cooling assemblies 20, the liquid cooling assemblies 20 are arranged along the second direction Y and arranged in an array along the first direction X, and the liquid cooling assemblies 20 are located between the adjacent two rows of cooling objects 12, wherein the first direction X and the second direction Y are arranged perpendicularly.

[0030] Specifically, in the first direction X, the first liquid cooling cavity 13 and the second liquid cooling cavity 14 are oppositely arranged so that the liquid flow channel is the shortest and the cooling efficiency is high. The box body 10 comprises a plurality of cooling objects 12 arranged in the second direction Y and arranged in an array along the first direction X. At this time, the liquid cooling assemblies 20 are also arranged in the second direction Y and arranged in an array along the first direction X. The cooling objects 12 and the liquid cooling assemblies 20 have the same extending direction and the same array arrangement direction, and the liquid cooling assemblies 20 are located between the adjacent two rows of cooling objects 12, thereby achieving a better cooling effect and improving the cooling efficiency.

[0031] Please continue to refer to Figure 1 and Figure 3 The box body 10 further comprises an outer box body 15, an inner box body 16 and a cover plate 17, wherein the outer box body 15 forms an open accommodating space 11; the inner box body 16 comprises a first connecting side plate 161 and a second connecting side plate 162, the first connecting side plate 161 and an inner side wall of the outer box body 15 form the first liquid cooling cavity 13 therebetween, and the second connecting side plate 162 and the inner side wall of the outer box body 15 form the second liquid cooling cavity 14 therebetween; the cover plate 17 is arranged at the opening position of the outer box body 15, and the cover plate 17, the outer box body 15, the first connecting side plate 161 and the second connecting side plate 162 form the accommodating space 11 therearound. Specifically, the outer box body 15 is located at the outermost of the box body 10 and surrounds the cooling objects 12 to form the open accommodating space 11. The inner box body 16 is arranged separately from the outer box body 15 so that the inner box body 16 is used for placing the cooling objects 12. Meanwhile, the first connecting side plate 161 in the inner box body 16 and the inner side wall of the outer box body 15 form the first liquid cooling cavity 13 therebetween, and the second connecting side plate 162 of the inner box body 16 and the inner side wall of the outer box body 15 form the second liquid cooling cavity 14 therebetween. Meanwhile, the cover plate 17 seals the opening position of the outer box body 15, and at this time, the cover plate 17, the outer box body 15, the first connecting side plate 161 and the second connecting side plate 162 form the accommodating space 11 therearound for placing the liquid cooling assemblies 20 and the cooling objects 12.

[0032] Please refer to Figure 4The box body 10 comprises at least one first reinforcing rib 142, the at least one first reinforcing rib 142 is arranged in the second liquid cooling cavity 14 along the first direction X and divides the second liquid cooling cavity 14 into different second sub-liquid cooling cavities 141, the different second sub-liquid cooling cavities 141 are arranged in a stacked manner along the third direction Z, and the other end of the liquid cooling assembly 20 is communicated with a second sub-liquid cooling cavity 141. Specifically, the arrangement of the first reinforcing rib 142 can ensure the structural stability of the second liquid cooling cavity 14, and the number of the first reinforcing rib 142 can be 1, 2 or more. Since the first reinforcing rib 142 is located between the second connecting side plate 162 and the inner side wall of the outer box body 15, at this time, the first reinforcing rib 142 divides the second liquid cooling cavity 14 into a plurality of second sub-liquid cooling cavities 141, and at this time, the different second sub-liquid cooling cavities 141 are arranged in a stacked manner along the third direction Z. At the same time, the second sub-liquid cooling cavity 141 and the other end of the liquid cooling assembly 20 are communicated, so that the liquid can flow in the second sub-liquid cooling cavity 141.

[0033] Please continue to refer to Figure 1 and Figure 4 The second liquid cooling cavity 14 is provided with a liquid outlet portion 152, the first reinforcing rib 142 is arranged in a downward inclined manner close to the liquid outlet portion 152, and the inclination angle of the first reinforcing rib 142 is greater than or equal to 0.2 degrees and less than or equal to 1 degree. Specifically, the first reinforcing rib 142 is arranged in a downward inclined manner close to the liquid outlet portion 152, which is convenient for the liquid to flow in the second sub-liquid cooling cavity 141 to the liquid outlet portion 152 under the action of gravity, so as to realize the discharge of the liquid. In an embodiment, the inclination angle of the first reinforcing rib 142 can be 0.2 degrees, 0.3 degrees, 0.4 degrees, 0.5 degrees, 0.6 degrees, 0.7 degrees, 0.8 degrees, 0.9 degrees or 1 degree.

[0034] Please continue to refer to Figure 4 The height of the second sub-liquid cooling cavity 141 along the third direction Z is greater than or equal to 20 mm and less than or equal to 50 mm. Specifically, the height of the second sub-liquid cooling cavity 141 along the third direction Z can be 20 mm, 25 mm, 30 mm, 35 mm, 40 mm, 45 mm or 50 mm.

[0035] Please continue to refer to Figure 4 The inner box body 16 further comprises a third connecting side plate 163, one end of the third connecting side plate 163 is connected to the bottom of the first connecting side plate 161, the other end of the third connecting side plate 163 is connected to the bottom of the second connecting side plate 162, a third liquid cooling cavity 18 is formed between the third connecting side plate 163 and the bottom of the outer box body 15, and the third liquid cooling cavity 18 is communicated with the first liquid cooling cavity 13 and the second liquid cooling cavity 14. Specifically, the design of the third liquid cooling cavity 18 can cool the to-be-cooled component 12 closest to the third connecting side plate 163, the liquid enters the third liquid cooling cavity 18 from the first liquid cooling cavity 13, then flows into the second liquid cooling cavity 14 and then flows out, which enriches the design of the cooling channel.

[0036] In an embodiment, the box 10 comprises at least one second reinforcing rib 181 arranged in the third liquid cooling cavity 18 along the first direction X and / or the second direction Y. Specifically, the structural stability of the third liquid cooling cavity 18 is enhanced by the design of the second reinforcing rib 181, while the adjacent second reinforcing rib 181 has an opening in the water flow direction for the liquid to pass through.

[0037] Please continue to refer to Figure 1 The outer box 15 is provided with a liquid inlet portion 151 and a liquid outlet portion 152, the liquid inlet portion 151 is in communication with the first liquid cooling cavity 13, and the liquid outlet portion 152 is in communication with the second liquid cooling cavity 14; Specifically, the liquid inlet portion 151 is used to transport liquid into the first liquid cooling cavity 13, and the liquid outlet portion 152 is used to discharge the liquid of the second liquid cooling cavity 14, so as to realize circulating cooling and obtain a better cooling effect.

[0038] In an embodiment, the to-be-cooled member 12 is an electric core. Specifically, the electric core is prone to temperature rise during operation and needs to be cooled in time.

[0039] Please continue to refer to Figure 1 The liquid cooling assembly 20 comprises an organ pipe 21, a water inlet pipe 22 and a water outlet pipe 23, the organ pipe 21 is a hollow structure, the water inlet pipe 22 is in communication with one end of the organ pipe 21, and the water outlet pipe 23 is in communication with the other end of the organ pipe 21, the water inlet pipe 22 is in communication with the first liquid cooling cavity 13, and the water outlet pipe 23 is in communication with the second liquid cooling cavity 14. Specifically, the first liquid cooling cavity 13 and the water inlet pipe 22 are in communication, and the second liquid cooling cavity 14 and the water outlet pipe 23 are in communication, at this time, the liquid enters the water inlet pipe 22 through the first liquid cooling cavity 13, flows into the organ pipe 21, then flows into the water outlet pipe 23, and finally flows to the second liquid cooling cavity 14, completing a cycle. The organ pipe 21 is reused as a liquid flow channel, achieving a compact structure and better cooling effect.

[0040] Please continue to refer to Figure 1 The inner box 16 further comprises a fourth connecting side plate 164 and a fifth connecting side plate 165 arranged oppositely, the fourth connecting side plate 164 is connected to the first connecting side plate 161, the third connecting side plate 163 and the second connecting side plate 162, and the fifth connecting side plate 165 is connected to the first connecting side plate 161, the third connecting side plate 163 and the second connecting side plate 162. Specifically, the first connecting side plate 161, the second connecting side plate 162, the fourth connecting side plate 164 and the fifth connecting side plate 165 are sequentially connected and arranged around the to-be-cooled member 12.

[0041] The above description is only an embodiment of the present application, and does not limit the patent scope of the present application, any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A box structure for cooling components to be cooled, characterized in that, The application relates to a box body for cooling electronic components. The box body comprises: a box body provided with a containing space, wherein the electronic components to be cooled are placed in the containing space, the box body is provided with a first liquid cooling cavity and a second liquid cooling cavity, the first liquid cooling cavity is used for liquid inflow, and the second liquid cooling cavity is used for liquid outflow; 2. The box structure of claim 1, wherein, a liquid cooling assembly is arranged close to the electronic components to be cooled and is used for cooling the electronic components to be cooled; one end of the liquid cooling assembly is communicated with the first liquid cooling cavity, and the other end of the liquid cooling assembly is communicated with the second liquid cooling cavity; wherein liquid cooling flows into the first liquid cooling cavity, the liquid cooling assembly and the second liquid cooling cavity in sequence and is discharged from the second liquid cooling cavity. The first liquid cooling cavity and the second liquid cooling cavity are oppositely arranged on two side walls of the box body along a first direction; at least two electronic components to be cooled are arranged along a second direction and are arranged in rows along the first direction; 3. The box structure of claim 1, wherein, the box body structure comprises at least two liquid cooling assemblies, the liquid cooling assemblies are arranged along the second direction and are arranged in an array along the first direction, and the liquid cooling assemblies are located between two adjacent rows of the electronic components to be cooled, wherein the first direction and the second direction are arranged perpendicularly. The box body comprises: an outer box body forming an open containing space; an inner box body comprising a first connecting side plate and a second connecting side plate, a first liquid cooling cavity is formed between the first connecting side plate and an inner side wall of the outer box body, and a second liquid cooling cavity is formed between the second connecting side plate and an inner side wall of the outer box body; 4. The box structure of claim 3, wherein, a cover plate arranged at an opening position of the outer box body, the cover plate, the outer box body, the first connecting side plate and the second connecting side plate forming the containing space.

5. The box structure of claim 4, wherein, The box body comprises at least one first reinforcing rib, at least one first reinforcing rib is arranged in the second liquid cooling cavity along a first direction and divides the second liquid cooling cavity into different second sub-liquid cooling cavities, the different second sub-liquid cooling cavities are arranged in a stack along a third direction, and the other end of the liquid cooling assembly is communicated with one of the second sub-liquid cooling cavities.

6. The box structure of claim 4, wherein, The second liquid cooling cavity is provided with a liquid outlet portion, the first reinforcing rib is arranged in a downward inclination direction close to the liquid outlet portion, and the inclination angle of the first reinforcing rib is greater than or equal to 0.2 degrees and less than or equal to 1 degree.

7. The box structure of claim 4, wherein The height of the second sub-liquid cooling cavity along the third direction is greater than or equal to 20 mm and less than or equal to 50 mm.

8. The box structure of claim 7, wherein, The inner box body further comprises a third connecting side plate, one end of the third connecting side plate is connected to the bottom of the first connecting side plate, the other end of the third connecting side plate is connected to the bottom of the second connecting side plate, a third liquid cooling cavity is formed between the third connecting side plate and the bottom of the outer box body, and the third liquid cooling cavity is respectively communicated with the first liquid cooling cavity and the second liquid cooling cavity.

9. The box structure of claim 3, wherein, The box body comprises at least one second reinforcing rib, at least one second reinforcing rib is arranged in the third liquid cooling cavity along a first direction and / or a second direction. The outer box body is provided with a liquid inlet portion and a liquid outlet portion, the liquid inlet portion is communicated with the first liquid cooling cavity, and the liquid outlet portion is communicated with the second liquid cooling cavity; and / or the electronic components to be cooled are battery cells.

10. The box structure according to any one of claims 1 to 9, characterized in that, The liquid cooling assembly comprises an organ pipe, an inlet pipe and an outlet pipe, the organ pipe is a hollow structure, the inlet pipe is communicated with one end of the organ pipe, the outlet pipe is communicated with the other end of the organ pipe, the inlet pipe is communicated with the first liquid cooling cavity, and the outlet pipe is communicated with the second liquid cooling cavity.

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