CN216773310U - Heat abstractor, formation cabinet and partial volume cabinet - Google Patents
Heat abstractor, formation cabinet and partial volume cabinet Download PDFInfo
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- CN216773310U CN216773310U CN202220308229.1U CN202220308229U CN216773310U CN 216773310 U CN216773310 U CN 216773310U CN 202220308229 U CN202220308229 U CN 202220308229U CN 216773310 U CN216773310 U CN 216773310U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model provides a heat dissipation device, a formation cabinet and a capacity grading cabinet, belonging to the technical field of lithium battery production and manufacturing, wherein the heat dissipation device comprises: the air inlet box is provided with an air inlet which is communicated with an air supply structure; the air inlet box is provided with a plurality of air inlet holes, the air inlet holes are arranged on the air inlet box and are suitable for being arranged corresponding to the electric cores to be cooled, and the air outlet quantity of the air inlet holes in the area with large heat accumulation quantity of the electric cores to be cooled is larger than that in the area with small heat accumulation quantity. According to the heat dissipation device provided by the utility model, the diversion holes are provided with larger air outlet quantity in the area with larger heat accumulation quantity of the battery cell to be dissipated, so that the heat dissipation of the area with poor heat dissipation effect of the battery cell to be dissipated is enhanced, the uniformity of heat dissipation is ensured, and the temperature difference of the battery cell to be dissipated is reduced.
Description
Technical Field
The utility model relates to the technical field of lithium battery production and manufacturing, in particular to a heat dissipation device, a formation cabinet and a capacity grading cabinet.
Background
The component capacity of the battery core is an important process for improving the consistency of the battery. The formation and capacity division generally refers to the first full charge and full discharge of a battery core, and the capacity division can be performed on the battery while the battery is activated. The formation and the capacity grading of the lithium battery are mainly completed in a formation cabinet and a capacity grading cabinet, the formation cabinet and the capacity grading cabinet are basically consistent in structure, and the difference is that software programs are different. Generally, in a formation cabinet and a capacity grading cabinet, batteries are placed in a battery tray in groups with small intervals, and the electrochemical reaction of multiple charging and discharging in the formation and capacity grading process of the lithium batteries generates a large amount of heat. If the heat is not dissipated in time, the overall temperature of the battery pack is too high, which affects the performance and the service life of the battery. Among the prior art, set up air conditioner or fan usually for becoming cabinet or partial volume cabinet and cool off the heat dissipation, however, because electric core is located the electric core radiating effect difference of different positions department when becoming, partial volume, can lead to the difference in temperature of electric core great when carrying out whole heat dissipation through air conditioner or fan, the heat dissipation is inhomogeneous.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the present invention is to overcome the defect of uneven heat dissipation of the heat dissipation device in the prior art, so as to provide a heat dissipation device, a formation cabinet and a capacity grading cabinet.
In order to solve the above problems, the present invention provides a heat dissipating device, comprising: the air inlet box is provided with an air inlet which is communicated with an air supply structure; the air inlet box is provided with a plurality of air inlet holes, the air inlet holes are arranged on the air inlet box and are suitable for corresponding to the arrangement of the battery cells to be cooled, and the air outlet volume of the air inlet holes in the area with large heat accumulation volume of the battery cells to be cooled is larger than the air outlet volume of the area with small heat accumulation volume.
Optionally, the air inlet and the diversion holes are arranged on two adjacent surfaces of the air inlet box, the diversion holes are arranged at intervals, and the air output of the diversion holes close to one side of the air inlet and far away from one side of the air inlet is smaller than the air output of the diversion holes in the middle area.
Optionally, the plurality of flow guide holes are arranged in an array, and the arrangement density of the flow guide holes on one side close to the air inlet is smaller than the arrangement density of the flow guide holes in the middle area.
Optionally, the diameter of the flow guide hole on the side close to the air inlet is smaller than the diameter of the flow guide hole in the middle area.
Optionally, the diameters of the flow guide holes are gradually increased from one side close to the air inlet to one side far away from the air inlet.
Optionally, the diversion hole includes a first hole body, a second hole body and a third hole body, the first hole body, the second hole body and the third hole body are provided with a plurality of first hole bodies arranged in an array to form a first array group, the second hole bodies arranged in an array to form a second array group, the third hole bodies arranged in an array to form a third array group, the first array group and the third array group are relatively arranged at intervals on one side of the air inlet box close to the air inlet and one side of the air inlet box far away from the air inlet, and the second array group is arranged between the first array group and the third array group; the arrangement density of the first array group and the arrangement density of the third array group are both smaller than the arrangement density of the second array group; or the aperture of the first hole body is smaller than that of the second hole body, and the aperture of the second hole body is smaller than that of the third hole body.
Optionally, the heat dissipation device further comprises an air outlet box, the air outlet box and the air inlet box are arranged at a relative interval, an installation space is formed between the air inlet box and the air outlet box, the diversion holes are formed in the air inlet box and face towards one side of the air outlet box, an air outlet is formed in the air outlet box, the air outlet box faces towards one side of the air inlet box, a communication port is formed in one side of the air inlet box, and the air inlet box and the air outlet box are communicated with each other through the diversion holes.
Optionally, the air outlet box is provided with an opening facing the air inlet box, and the opening forms the communication port.
Optionally, the diversion holes and the communication ports are provided with a plurality of diversion holes, and the diversion holes and the communication ports are arranged in one-to-one correspondence.
Optionally, the air outlet is communicated with an air exhaust structure.
Optionally, a cooling structure is arranged in the air inlet box.
Optionally, the cooling structure is a cooling pipeline arranged in the air inlet box in a serpentine shape.
The utility model also provides a formation cabinet, which comprises the heat dissipation device.
Optionally, the formation cabinet further comprises a cabinet body, and the heat dissipation device is disposed in the cabinet body.
The utility model also provides a grading cabinet, which comprises the heat dissipation device.
The utility model has the following advantages:
1. according to the heat dissipation device provided by the utility model, the diversion holes are provided with larger air output in the area with larger heat accumulation amount (namely the area with poor heat dissipation effect) of the battery cell to be dissipated, so that the heat dissipation of the area with poor heat dissipation effect of the battery cell to be dissipated is enhanced, the uniformity of heat dissipation is ensured, and the temperature difference of the battery cell to be dissipated is reduced.
2. According to the heat dissipation device provided by the utility model, the arrangement density or the aperture of the flow guide holes in the middle area is set to be larger, so that the air output of the flow guide holes in the middle area can be increased, and the problem of poor heat dissipation effect of the battery cell to be dissipated in the middle area is solved.
3. According to the heat dissipation device provided by the utility model, because the air volume of one side far away from the air inlet is smaller, the aperture of the plurality of flow guide holes is gradually increased from one side close to the air inlet to one side far away from the air inlet, so that the air volume of the flow guide holes on one side far away from the air inlet is ensured.
4. According to the heat dissipation device provided by the utility model, the air inlet box and the air outlet box are arranged at intervals, the flow guide holes and the communication ports are respectively formed in the opposite surfaces of the air inlet box and the air outlet box, after the electric core to be dissipated is placed between the air inlet box and the air outlet box, air flows into the air inlet box through the flow guide holes to supply air to the electric core to be dissipated, flows into the air outlet box through the communication ports and flows out of the air outlet box, so that the heat dissipation of the electric core to be dissipated is realized by utilizing the flowing air flows, the heat dissipation of the electric core is ensured, and the performance and the service life of the electric core are protected.
5. According to the heat dissipation device provided by the utility model, the side, facing the air inlet box, of the air outlet box is provided with the opening, so that the opening is utilized to form the communication port, air flow flowing out of the electric core can conveniently enter the air outlet box in a centralized manner, the air flow used for heat dissipation can be ensured to flow to an external space, and the heat dissipation effect is improved.
6. According to the heat dissipation device provided by the utility model, the cooling structure is arranged in the air inlet box, so that the air flow for heat dissipation is cooled in the air inlet box, therefore, cooling air can be provided for the battery cell to be dissipated, and the heat dissipation efficiency is improved.
7. According to the heat dissipation device, the cooling structure is arranged into the cooling pipelines which are distributed in a snake shape, the structure is simple, and the cooling effect is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of a heat dissipation device provided in embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a first embodiment of an air inlet box provided in example 1 of the present invention;
fig. 3 is a schematic structural view of a second embodiment of an air inlet box provided in example 1 of the present invention;
FIG. 4 is a schematic structural view showing an air outlet box provided in example 1 of the present invention;
fig. 5 is a schematic view showing an internal structure of an air inlet box according to embodiment 1 of the present invention;
fig. 6 shows schematic structural diagrams of the formation cabinet and the capacity grading cabinet provided in embodiments 2 and 3 of the present invention.
Description of reference numerals:
10. an air inlet box; 11. an air inlet; 12. a flow guide hole; 121. a first aperture body; 122. a second aperture body; 123. a third porous body; 13. a first array group; 14. a second array group; 15. a third array group; 16. an air supply structure; 20. an air outlet box; 21. an air outlet; 22. a communication port; 23. an air exhaust structure; 30. a cooling structure; 40. a cabinet body; 50. a battery cell to be cooled; 60. a tray.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
One embodiment of the heat dissipation device shown in fig. 1 to 5 includes: the air inlet box 10 is provided with an air inlet 11 on the air inlet box 10, the air inlet 11 is communicated with an air supply structure 16, and air is blown into the air inlet box 10 through the air inlet 11 by the air supply structure 16. The air inlet box 10 is provided with a diversion hole 12, the diversion hole 12 is arranged corresponding to the battery cell 50 to be cooled, and the air output of the diversion hole 12 in the area where the heat accumulation amount of the battery cell 50 to be cooled is large is larger than the air output in the area where the heat accumulation amount is small.
The diversion holes 12 are provided with a larger air outlet amount in an area where the heat accumulation amount of the battery cell 50 to be cooled is larger (i.e., an area with a poor heat dissipation effect), so as to enhance the heat dissipation of the area with the poor heat dissipation effect of the battery cell 50 to be cooled, ensure the uniformity of heat dissipation, and reduce the temperature difference of the battery cell 50 to be cooled.
As shown in fig. 2 and 3, the air inlet 11 and the diversion holes 12 are opened on two adjacent surfaces of the air inlet box 10, a plurality of diversion holes 12 are arranged at intervals, and the air output of the diversion holes 12 on one side close to the air inlet 11 and one side far away from the air inlet 11 is less than the air output of the diversion holes 12 in the middle area.
In this embodiment, as shown in fig. 2, the plurality of flow guide holes 12 are arranged in an array, and the arrangement density of the flow guide holes 12 located on one side close to the air inlet 11 is less than the arrangement density of the flow guide holes 12 located in the middle area.
Specifically, referring to fig. 2, the diversion hole 12 includes a first hole 121, a second hole 122, and a third hole 123, the first hole 121, the second hole 122, and the third hole 123 are all provided with a plurality of holes, the plurality of first holes 121 are arranged in an array to form a first array group 13, the plurality of second holes 122 are arranged in an array to form a second array group 14, the plurality of third holes 123 are arranged in an array to form a third array group 15, the first array group 13 and the third array group 15 are relatively arranged at intervals on one side of the air inlet box 10 close to the air inlet 11 and one side of the air inlet box 10 far away from the air inlet 11, and the second array group 14 is arranged between the first array group 13 and the third array group 15. Also, the arrangement density of the first array group 13 and the arrangement density of the third array group 15 are both smaller than the arrangement density of the second array group 14.
As an alternative embodiment, as shown in fig. 3, the diameter of the diversion hole 12 located on the side close to the air inlet 11 is smaller than the diameter of the diversion hole 12 located in the middle area.
Specifically, referring to fig. 3, the aperture of the first hole 121 is smaller than that of the second hole 122, and the aperture of the second hole 122 is smaller than that of the third hole 123. Because the air quantity of one side far away from the air inlet 11 is smaller, the aperture of the plurality of flow guide holes 12 is gradually increased from one side close to the air inlet 11 to one side far away from the air inlet 11, so that the air quantity of the flow guide holes 12 on one side far away from the air inlet 11 is ensured.
The arrangement density or the aperture of the flow guide holes 12 located in the middle area is set to be larger, so that the air output of the flow guide holes 12 located in the middle area can be increased, and the problem that the heat dissipation effect of the battery cell 50 to be dissipated located in the middle area is poor is solved.
As shown in fig. 1, the heat dissipation device further includes an air outlet box 20, the air outlet box 20 is spaced from the air inlet box 10, so that an installation space is formed between the air inlet box 10 and the air outlet box 20, and an air outlet 21 is disposed on the air outlet box 20. The side of the air inlet box 10 facing the air outlet box 20 is provided with a diversion hole 12, the side of the air outlet box 20 facing the air inlet box 10 is provided with a communication port 22, and the air inlet box 10 and the air outlet box 20 are communicated with each other through the diversion hole 12, the installation space and the communication port 22.
In the present embodiment, as shown in fig. 1, the air inlet box 10 is located below the air outlet box 20.
Of course, the positions of the air inlet box 10 and the air outlet box 20 can be set as required, and only the air inlet box 10 and the air outlet box 20 need to be arranged at intervals relatively.
In this embodiment, as shown in fig. 1, the heat dissipation device is used to dissipate heat of the formed and graded battery cell 50 to be dissipated. Specifically, a plurality of to-be-cooled battery cells 50 are sequentially arranged on the tray 60, and the tray 60 is used to place the plurality of to-be-cooled battery cells 50 in the installation space between the air inlet box 10 and the air outlet box 20, and as shown in fig. 1, the bottom of the tray 60 is connected to the side of the air inlet box 10 provided with the flow guide holes 12, and the upper portion of the to-be-cooled battery cell 50 is connected to the side of the air outlet box 20 provided with the communication port 22.
The air inlet box 10 and the air outlet box 20 are arranged at an interval, and a diversion hole 12 and a communication port 22 are respectively arranged on the opposite surface of the air inlet box 10 and the opposite surface of the air outlet box 20, after the battery cell 50 to be cooled is placed between the air inlet box 10 and the air outlet box 20, the air flows through the diversion hole 12 to supply air to the battery cell 50 to be cooled and flows into the air outlet box 20 through the communication port 22 and then flows out from the air outlet box 20, so that the heat of the battery cell 50 to be cooled is dissipated in time by utilizing the flowing air flow, and the performance and the service life of the battery cell are protected.
In this embodiment, as shown in fig. 1 to 3, the air inlet 11 is opened on the right side of the air inlet box 10, the diversion holes 12 are opened on the upper surface of the air inlet box 10, the first array group 13 is arranged on the right side of the upper surface of the air inlet box 10, the second array group 14 is arranged in the middle of the upper surface of the air inlet box 10, and the third array group 15 is arranged on the left side of the upper surface of the air inlet box 10.
In the present embodiment, as shown in fig. 2 and 3, the air inlet 11 is opened in a plurality.
Of course, the opening positions and the number of the air inlets 11 can be set according to specific requirements.
In the present embodiment, the air blowing structure 16 is a fan for blowing air.
Of course, the air supply structure 16 may be other components capable of ventilating the air inlet box 10, such as a fan.
In the present embodiment, as shown in fig. 4, one surface of the air outlet box 20 facing the air inlet box 10 is provided with an opening, and the opening forms the communication port 22.
The one side that will go out bellows 20 towards air inlet box 10 sets up to the opening to utilize the opening to form intercommunication mouth 22, be convenient for from the interior concentrated entering of the wind stream of outflow of electric core to the air-out case 20 in, guarantee to be used for the wind stream after the heat dissipation can flow to the exterior space, improve the radiating effect.
It should be noted that, referring to fig. 1, a side of the air inlet box 10 facing the air outlet box 20 is an upper surface of the air inlet box 10 in fig. 1, and a side of the air outlet box 20 facing the air inlet box 10 is a lower surface of the air outlet box 20 in fig. 1.
Of course, as an alternative embodiment, the communication ports 22 may also be opened in several numbers, and the several communication ports 22 are disposed in one-to-one correspondence with the several diversion holes 12, that is, when the diversion holes 12 on the side of the air inlet box 10 facing the air outlet box 20 are arranged according to the first array group 13, the second array group 14 and the third array group 15, the communication ports 22 on the side of the air outlet box 20 facing the air inlet box 10 are also arranged according to the first array group 13, the second array group 14 and the third array group 15.
In the present embodiment, as shown in fig. 4, the air outlet 21 is provided on the right side surface of the air outlet box 20, and a plurality of air outlets 21 are provided.
Of course, the opening positions and the opening number of the air outlets 21 can be set according to specific requirements.
In the present embodiment, please refer to fig. 6, the air outlet 21 is connected to an air exhausting structure 23. Specifically, the air discharge structure 23 is a fan for discharging air.
As shown in fig. 5, a cooling structure 30 is provided in the air inlet box 10. The cooling structure 30 is utilized to cool the air flow for heat dissipation in the air inlet box 10, so that cooling air can be provided to the battery cell 50 to be cooled, and the heat dissipation efficiency is improved.
In the present embodiment, as shown in fig. 5, the cooling structure 30 is a cooling pipeline that is arranged in a serpentine shape inside the air inlet box 10. By introducing a cooling medium, such as cooling liquid, cooling water, and cooling gas, into the cooling pipeline, the cooling medium exchanges heat with the air flow provided by the air supply structure 16, so that the air flow provided by the air supply structure 16 can be cooled in the air inlet box 10. And, utilize cooling line and coolant to cool off, simple structure, the operation of being convenient for, and the cooling effect is good.
Of course, the cooling structure 30 may be another member capable of cooling the wind flow, such as a heat exchanger.
Example 2
A specific embodiment of the chemical cabinet as shown in fig. 6 includes the heat dissipation device of example 1. The heat dissipation device is arranged in the formation cabinet, and when the battery cell is formed, the heat dissipation device is utilized to dissipate heat of the battery cell, so that the heat of the battery cell is guaranteed to be dissipated in time, and the performance and the service life of the battery cell are protected; and, integrate heat abstractor in the inside of becoming the cabinet, need not to set up equipment such as air conditioner or fan in external space and blow to becoming the cabinet and blow in order to cool down, reduced heat abstractor to the occupation of external space, and the radiating effect is good.
As shown in fig. 6, the formation cabinet further includes a cabinet body 40, the heat dissipation device is disposed in the cabinet body 40, and the air supply structure 16 and the air exhaust structure 23 are both disposed on the cabinet body 40.
Example 3
One embodiment of a volumetric cabinet, as shown in fig. 6, includes the heat sink of example 1. The heat dissipation device is arranged in the capacity grading cabinet, and when the capacity grading is carried out on the battery cell, the heat dissipation device is utilized to dissipate heat of the battery cell, so that the heat of the battery cell is guaranteed to be dissipated in time, and the performance and the service life of the battery cell are protected; moreover, the heat dissipation device is integrated in the volume-dividing cabinet, so that air is not required to be blown to the volume-dividing cabinet by devices such as an air conditioner or a fan and the like in the external space so as to cool the volume-dividing cabinet, the occupation of the heat dissipation device on the external space is reduced, and the heat dissipation effect is good.
As shown in fig. 6, the container separation cabinet further includes a cabinet body 40, the heat dissipation device is disposed in the cabinet body 40, and the air supply structure 16 and the air exhaust structure 23 are both disposed on the cabinet body 40.
When the heat dissipation device of embodiment 1 is used to dissipate heat from a battery cell 50 to be dissipated during formation and capacity grading, first, the battery cell 50 to be dissipated is sequentially placed in the tray 60, then the tray 60 and the battery cell 50 to be dissipated are placed together in the installation space between the air inlet box 10 and the air outlet box 20, and finally, when the battery cell 50 to be dissipated is formed and capacity graded, the air supply structure 16 and the air exhaust structure 23 are opened, the air supply structure 16 blows air into the air inlet box 10, the air flow flows out through the flow guide holes 12 after being cooled by the cooling structure 30, so as to dissipate heat from the battery cell 50 to be dissipated, and the air flow flowing through the battery cell 50 to be dissipated enters the air outlet box 20 through the communication port 22 and is accelerated to be discharged from the air outlet 21 through the air exhaust structure 23.
According to the above description, the present patent application has the following advantages:
1. the heat dissipation of the battery cell to be dissipated is realized by utilizing flowing wind current, the heat of the battery cell is guaranteed to be dissipated in time, and the performance and the service life of the battery cell are protected;
2. the diversion holes in the middle area are set as second hole bodies with larger arrangement density or larger hole diameters, so that air is convenient to exhaust, the heat dissipation effect is improved, the uniform heat dissipation of the battery cell is ensured, and the temperature difference of the battery cell is reduced;
3. with the heat abstractor integration in the inside of becoming cabinet or partial volume cabinet, need not to set up equipment such as air conditioner or fan in external space and bloies in order to cool down to becoming cabinet or partial volume cabinet, reduced heat abstractor to the occupation of external space, and the radiating effect is good.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.
Claims (15)
1. A heat dissipating device, comprising:
the air inlet box (10), wherein an air inlet (11) is formed in the air inlet box (10), and the air inlet (11) is communicated with an air supply structure (16);
the air inlet box is characterized by comprising a diversion hole (12) which is formed in the air inlet box (10), wherein the diversion hole (12) is suitable for corresponding to an electric core (50) to be cooled, and the air outlet quantity of the diversion hole (12) in a region where the heat accumulation quantity of the electric core (50) to be cooled is large is larger than the air outlet quantity of a region where the heat accumulation quantity is small.
2. The heat dissipation device according to claim 1, wherein the air inlet (11) and the diversion holes (12) are opened on two adjacent sides of the air inlet box (10), the diversion holes (12) are spaced apart by a plurality of distances, and the air output of the diversion holes (12) on one side close to the air inlet (11) and one side far away from the air inlet (11) is smaller than the air output of the diversion holes (12) in the middle area.
3. The heat dissipation device according to claim 2, wherein the plurality of flow guiding holes (12) are arranged in an array, and the arrangement density of the flow guiding holes (12) on the side close to the air inlet (11) is less than the arrangement density of the flow guiding holes (12) in the middle area.
4. The heat dissipating device as claimed in claim 2, wherein the diameter of the flow guide hole (12) on the side close to the air inlet (11) is smaller than the diameter of the flow guide hole (12) in the middle region.
5. The heat dissipating device according to claim 4, wherein the apertures of the plurality of flow guiding holes (12) are gradually increased from a side close to the air inlet (11) to a side far away from the air inlet (11).
6. The heat sink according to claim 2, wherein the baffle hole (12) comprises a first hole body (121), a second hole body (122) and a third hole body (123), the first hole bodies (121), the second hole bodies (122) and the third hole bodies (123) are all provided with a plurality of first hole bodies (121) which are arranged in an array to form a first array group (13), the second hole bodies (122) which are arranged in an array to form a second array group (14), and the third hole bodies (123) which are arranged in an array to form a third array group (15), the first array group (13) and the third array group (15) are oppositely arranged at intervals on one side of the air inlet box (10) close to the air inlet (11) and one side of the air inlet box (10) far away from the air inlet (11), the second array group (14) is disposed between the first array group (13) and the third array group (15); wherein the content of the first and second substances,
the arrangement density of the first array group (13) and the arrangement density of the third array group (15) are both smaller than the arrangement density of the second array group (14); in the alternative, the first and second sets of the first and second sets of the first and second sets of the first and second sets of the first and second sets of the first and second sets of the second,
the aperture of the first hole body (121) is smaller than that of the second hole body (122), and the aperture of the second hole body (122) is smaller than that of the third hole body (123).
7. The heat dissipation device according to any one of claims 1 to 6, further comprising an air outlet box (20), wherein the air outlet box (20) and the air inlet box (10) are arranged at an interval, an installation space is formed between the air inlet box (10) and the air outlet box (20), the flow guide hole (12) is formed in one surface of the air inlet box (10) facing the air outlet box (20), an air outlet (21) is formed in the air outlet box (20), a communication port (22) is formed in one surface of the air outlet box (20) facing the air inlet box (10), and the air inlet box (10) and the air outlet box (20) are communicated with each other through the flow guide hole (12), the installation space and the communication port (22).
8. The heat sink according to claim 7, characterized in that the side of the air outlet box (20) facing the air inlet box (10) is provided with an opening, which forms the communication opening (22).
9. The heat dissipation device according to claim 7, wherein a plurality of the diversion holes (12) and the communication ports (22) are opened, and the diversion holes (12) and the communication ports (22) are arranged in a one-to-one correspondence.
10. The heat sink according to claim 7, wherein the air outlet (21) is connected to an air exhausting structure (23).
11. The heat sink according to any of claims 1-6, characterised in that a cooling structure (30) is provided in the inlet box (10).
12. The heat sink according to claim 11, characterised in that the cooling structure (30) is a cooling circuit arranged in a serpentine shape inside the air inlet box (10).
13. A chemical cabinet comprising the heat dissipating apparatus of any one of claims 1 to 12.
14. The chemical cabinet according to claim 13, further comprising a cabinet body (40), wherein the heat sink is disposed in the cabinet body (40).
15. A cabinet, comprising a heat sink according to any one of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220308229.1U CN216773310U (en) | 2022-02-15 | 2022-02-15 | Heat abstractor, formation cabinet and partial volume cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220308229.1U CN216773310U (en) | 2022-02-15 | 2022-02-15 | Heat abstractor, formation cabinet and partial volume cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216773310U true CN216773310U (en) | 2022-06-17 |
Family
ID=81957186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220308229.1U Active CN216773310U (en) | 2022-02-15 | 2022-02-15 | Heat abstractor, formation cabinet and partial volume cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216773310U (en) |
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2022
- 2022-02-15 CN CN202220308229.1U patent/CN216773310U/en active Active
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