CN117177514A - Radiator and communication equipment - Google Patents
Radiator and communication equipment Download PDFInfo
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- CN117177514A CN117177514A CN202210585886.5A CN202210585886A CN117177514A CN 117177514 A CN117177514 A CN 117177514A CN 202210585886 A CN202210585886 A CN 202210585886A CN 117177514 A CN117177514 A CN 117177514A
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- tooth
- heat
- radiating
- heat dissipation
- heat dissipating
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- 238000004891 communication Methods 0.000 title claims abstract description 12
- 230000017525 heat dissipation Effects 0.000 claims abstract description 162
- 239000000758 substrate Substances 0.000 claims abstract description 44
- 238000005192 partition Methods 0.000 claims description 27
- 238000009423 ventilation Methods 0.000 claims description 11
- 230000005855 radiation Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012546 transfer Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 230000001154 acute effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000002277 temperature effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a radiator and communication equipment. The radiator comprises a radiating substrate, at least two radiating tooth sheets and at least one radiating cover body with a strip-shaped structure, wherein the radiating tooth sheets are obliquely arranged on the radiating substrate, a radiating channel is formed between two adjacent radiating tooth sheets, and at least one tooth top slot is formed in each radiating tooth sheet; the heat dissipation cover body is connected with tooth top grooves in the two heat dissipation tooth sheets. In this embodiment's technical scheme, two adjacent heat dissipation tooth pieces are connected through the heat dissipation lid of strip structure, not only increase heat radiating area at heat dissipation tooth piece top, also do benefit to the heat transfer between the adjacent heat dissipation tooth simultaneously, play the samming effect, can effectively improve the radiating efficiency of radiator.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a radiator and communication equipment.
Background
With the rapid development of the electronic industry, electronic devices are continuously developed towards the trend of light weight and light weight, so that the integration level of electronic components is higher and higher, and an empty operator in the electronic devices uses a V-tooth heater to dissipate heat with the air, the space between V-tooth structures is narrower and narrower, the heat flow density is higher and higher, and the heat dissipation of the V-tooth structures becomes a bottleneck in the development of the electronic device industry, for example: in order to ensure long-term reliability of the outdoor active antenna unit (Active Antenna Unit, AAU) equipment, a current heat dissipation mode adopts high-reliability natural heat dissipation as a main part, and the heat transfer path of the whole AAU equipment is that heat emitted by a chip is firstly conducted to a radiator shell through interface materials, heat pipes and the like, and then radiated and cooled through radiation of scattered air and natural convection, so that the efficiency of the current natural heat dissipation mode of the base station is very low, and the problem of heat dissipation caused by gradual increase of the heat dissipation capacity of each equipment in the base station cannot be solved.
Disclosure of Invention
The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.
The embodiment of the invention provides a radiator and communication equipment, which can effectively improve the radiating efficiency.
In a first aspect, an embodiment of the present invention provides a heat sink, including:
a heat-dissipating substrate;
the radiating tooth plates are obliquely arranged on the radiating base plate, a radiating channel is formed between two adjacent radiating tooth plates, and at least one tooth top slot is formed in each radiating tooth plate;
and the heat dissipation cover body is connected with tooth tops of the two heat dissipation tooth sheets in a grooved manner.
In an embodiment, the heat dissipation cover body includes a first sheet body and a second sheet body connected with the first sheet body, and the first sheet body and the second sheet body form an included angle.
In one embodiment, a cross-section of the heat dissipating cover has a shape matching a shape of the tooth top groove.
In an embodiment, in a state that the heat dissipation cover body is embedded and arranged in the tooth top groove, the second sheet body is flush with the top of the heat dissipation tooth sheet.
In an embodiment, the heat dissipation fins are disposed on the heat dissipation substrate in a partition manner, and all the heat dissipation fins in the same partition are disposed on the heat dissipation substrate in the same inclination manner and at the same inclination angle.
In an embodiment, the cooling fin structure further comprises a first partition and a second partition which are adjacently arranged, wherein the cooling fin of the first partition and the cooling fin of the second partition are arranged in a mirror symmetry mode.
In an embodiment, a slot is provided between the first partition and the second partition, and a ventilation channel between the first partition and the second partition is formed by the slot.
In an embodiment, the second sheet body is provided with a heat dissipation hole corresponding to the heat dissipation channel.
In an embodiment, the heat dissipation tooth piece includes first heat dissipation tooth piece and second heat dissipation tooth piece, first heat dissipation tooth piece includes first tooth top fluting and second tooth top fluting, the second heat dissipation tooth piece includes the third tooth top fluting that corresponds with first tooth top fluting and the fourth tooth top fluting that corresponds with second tooth top fluting, the heat dissipation lid includes first heat dissipation lid and second heat dissipation lid, first heat dissipation lid is used for connecting first tooth top fluting with third tooth top fluting, the second heat dissipation lid is used for connecting second tooth top fluting with fourth tooth top fluting.
In a second aspect, an embodiment of the present invention provides a communication device, including the heat sink according to the first aspect.
The radiator comprises a radiating substrate, at least two radiating tooth sheets and at least one radiating cover body, wherein the radiating tooth sheets are obliquely arranged on the radiating substrate, a radiating channel is formed between two adjacent radiating tooth sheets, and at least one tooth top slot is formed in each radiating tooth sheet; at least one heat dissipation cover body is connected with tooth top grooves in the two heat dissipation tooth sheets. In this embodiment technical scheme, two adjacent heat dissipation tooth pieces are connected through the heat dissipation lid, not only increase heat radiating area at heat dissipation tooth piece top, also do benefit to the heat transfer between the adjacent heat dissipation tooth simultaneously, play the samming effect, can effectively improve the radiating efficiency of radiator.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate and do not limit the invention.
FIG. 1 is a schematic view of a preferred embodiment of a heat sink provided by one embodiment of the present invention;
FIG. 2 is a schematic view of a preferred embodiment of a heat dissipating cover in a heat sink according to an embodiment of the present invention;
FIG. 3 is a schematic view of an alternative embodiment of a heat dissipating cover in a heat sink provided in accordance with one embodiment of the present invention;
FIG. 4 is a schematic view of an alternative embodiment of a heat dissipating cover in a heat sink provided in accordance with one embodiment of the present invention;
FIG. 5 is a schematic view of a heat dissipating cover and tooth top slot of a preferred embodiment of a heat sink according to an embodiment of the present invention;
FIG. 6 is a front view of a preferred embodiment of a heat sink structure provided by one embodiment of the present invention;
FIG. 7 is a top view of a preferred embodiment of a heat sink structure provided in one embodiment of the present invention;
FIG. 8 is a top view of an alternative embodiment configuration of a heat sink provided by one embodiment of the present invention;
FIG. 9 is a top view of an alternative embodiment configuration of a heat sink provided by one embodiment of the present invention;
FIG. 10 is a schematic diagram of an opening of a heat dissipating cover of a heat sink according to an embodiment of the present invention;
FIG. 11 is a schematic view of another hole pattern of a heat dissipating cover of a heat sink according to an embodiment of the present invention;
FIG. 12 is a schematic view of a fin arrangement of a heat sink according to an embodiment of the present invention;
fig. 13 is a schematic view of another fin arrangement of a heat sink according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It should be noted that although a logical order is illustrated in the flowchart, in some cases, the steps illustrated or described may be performed in an order different from that in the flowchart. The terms first, second and the like in the description and in the claims and in the above-described figures, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
The invention provides a radiator and communication equipment, wherein the radiator comprises a radiating substrate, at least two radiating tooth sheets and at least one radiating cover body with a strip-shaped structure, wherein the radiating tooth sheets are obliquely arranged on the radiating substrate, a radiating channel is formed between two adjacent radiating tooth sheets, and at least one tooth top slot is formed in each radiating tooth sheet; the heat dissipation cover body is connected with tooth top grooves in the two heat dissipation tooth sheets. In this embodiment technical scheme, two adjacent heat dissipation tooth pieces are connected through the heat dissipation lid, not only increase heat radiating area at heat dissipation tooth piece top, also do benefit to the heat transfer between the adjacent heat dissipation tooth simultaneously, play the samming effect, can effectively improve the radiating efficiency of radiator.
Embodiments of the present invention will be further described below with reference to the accompanying drawings.
As shown in fig. 1, fig. 1 is a schematic diagram of a preferred embodiment of a heat sink according to an embodiment of the present invention. The radiator comprises a radiating base plate 110, a plurality of radiating fins 120 in a partition and a radiating cover plate 130 with a plurality of independent L-shaped strip structures; the plurality of heat dissipation fins 120 are arranged at an acute angle to the horizontal direction and are vertically arranged on the heat dissipation substrate 110 (i.e. V-shaped structure), and a heat dissipation channel 123 is formed between two adjacent heat dissipation fins 120; the top of the radiating tooth plate 120 is provided with an L-shaped tooth top groove 121 matched with the shape of the radiating cover plate 130, a first sheet body 131 of the radiating cover plate 130 with an L-shaped strip structure is arranged in the L-shaped tooth top groove 121, and the upper part of the second sheet body 132 is flush with the top of the radiating tooth plate 120, namely, the first sheet body 131 and the second sheet body 132 of the radiating cover plate 130 are embedded in the L-shaped tooth top groove 121; dividing the heat dissipation teeth 120 into two partitions, each partition includes a plurality of heat dissipation teeth 120 arranged in parallel, the angle between the heat dissipation teeth 120 and the horizontal direction can be set to be between 30 and 70 degrees, and the distance between the adjacent heat dissipation teeth 120 arranged in parallel is not less than 12mm. The heat dissipation substrate 110 is a rectangular substrate, the middle of the heat dissipation tooth 120 is grooved to form a middle ventilation channel 122, the middle ventilation channel 122 is parallel to the long side of the rectangular substrate, the heat dissipation tooth 120 on the left side and the right side is in mirror symmetry based on the center line of the heat dissipation channel 123, the heat dissipation cover 130 with an L-shaped strip structure can be in mirror symmetry based on the center line of the heat dissipation channel 123, the second sheet 132 of the heat dissipation cover 130 with an L-shaped strip structure is close to the middle ventilation channel 122 of the heat dissipation device, the first sheet 131 is far away from the middle ventilation channel 122 relative to the second sheet 132, so that when the heat dissipation airflow flows along the heat dissipation tooth channel, the heat dissipation airflow is contacted with the second sheet 132 first sheet 131 first sheet 132, and a full temperature equalizing effect is achieved. In the technical scheme of the embodiment, the adjacent radiating fins 120 are connected through the radiating cover body, so that the radiating area is increased at the top of the radiating fins, and meanwhile, heat transfer between the adjacent radiating fins is facilitated, the uniform temperature effect is achieved, and the radiating efficiency of the radiator can be effectively improved.
It should be noted that, referring to fig. 2 to 4, the heat dissipating cover 130 with a strip structure includes a first sheet 131 and a second sheet 132 connected to the first sheet 131, and the first sheet 131 and the second sheet 132 form an included angle. It is understood that the included angle is less than 180 degrees, may be an acute angle, may be a right angle, or may be an obtuse angle, and the embodiment is not limited specifically. For example: the strip-shaped structure of the heat dissipating cover 130 is preferably L-shaped (as shown in fig. 2), alternatively T-shaped (as shown in fig. 3), alternatively T-shaped and L-shaped intermediate structures (as shown in fig. 4), and the first sheet 131 may be of a constant cross-section structure or a variable cross-section structure, and the change characteristics of the cross-section dimensions are consistent with the change rules of the heat dissipating teeth.
Referring to fig. 5, fig. 5 is a schematic diagram illustrating a heat dissipating cover and a tooth top groove of a preferred embodiment of the heat sink according to an embodiment of the present invention. The shape of one cross section of the heat radiation cover 130 is matched with the shape of the tooth top groove 121, and the heat radiation cover 130 is provided in the tooth top groove 121 by embedding.
It should be further noted that, referring to fig. 6, fig. 6 is a front view of a preferred embodiment structure of a heat sink according to an embodiment of the present invention. The grooves are formed between at least two partitions of the radiator, ventilation channels 122 between the two partitions are formed through the grooves, ventilation can be facilitated, wind can be guided to the heat dissipation channels 123 between the heat dissipation tooth plates 120 through the ventilation channels 122, and the heat dissipation effect of the radiator is improved. In a state where the heat dissipating cover 130 is fitted into the tooth top grooves 121, the second sheet 132 of the heat dissipating cover 130 is preferably flush with the top of the heat dissipating teeth 120.
It should be noted that, referring to fig. 7 to 9, after the independent L-shaped strip-shaped heat dissipating cover 130 is embedded in the tooth plate, a preferred embodiment is that the heat dissipating cover 130 is parallel to the tooth length direction of the heat dissipating substrate 110 (as shown in fig. 7), and an alternative embodiment is perpendicular to the tooth length direction of the heat dissipating substrate 110 (as shown in fig. 8) or forms a certain angle with the tooth length direction of the heat dissipating substrate 110 (as shown in fig. 9), which is not limited specifically and may be set according to practical situations.
The second sheet 132 of the heat dissipating cover 130 may have a structure protruding or recessed from the top of the heat dissipating fin 120.
It should be noted that, the dimensions of the heat dissipation tooth 120 may be set according to practical situations, and the embodiment is not limited specifically, for example: the fin 120 has an average thickness of between 1mm and 3 mm.
It should be noted that, the number of the tooth top grooves 121 provided on the heat dissipation tooth plate 120 may be N according to the size of the heat dissipation tooth plate 120, where N is a positive integer, and the number of the tooth top grooves 121 provided on the heat dissipation tooth plate 120 is not particularly limited in this embodiment. It can be understood that, among all the heat dissipation fins 120 disposed on the heat dissipation substrate 110, some heat dissipation fins 120 may be provided with tooth top grooves 121, some heat dissipation fins 120 may not be provided with tooth top grooves 121, or all heat dissipation fins 120 may be provided with tooth top grooves 121, which is not specifically limited in this embodiment according to the heat dissipation requirement of the target object of heat dissipation of the heat sink.
The heat dissipation tooth 120 may be a two-phase heat dissipation tooth of a two-phase pipeline, or may be a heat dissipation plate, and the present embodiment is not limited specifically.
Note that, the material used for the heat dissipating fins 120 of the heat dissipating fins 120 is usually metal, such as aluminum, copper, etc., and the present embodiment is not limited thereto.
It should be noted that, the heat dissipation teeth 120 on the heat dissipation substrate 110 may be disposed on the heat dissipation substrate 110 in an inclined manner, or may be disposed on the heat dissipation substrate 110 in a vertical manner, which is not particularly limited in this embodiment.
It should be further noted that, the heat dissipation fins 120 may be disposed on the heat dissipation substrate 110 in a partition manner, and for the heat dissipation fins 120 disposed on the heat dissipation substrate 110 in an inclined manner, all the heat dissipation fins 120 of the same partition are disposed on the heat dissipation substrate 110 in the same inclined manner and at the same inclined angle.
It should be noted that, the shape of the heat dissipation fin 120 may be rectangular, may be trapezoidal, may be circular, may be a shape obtained by combining a semicircle and a rectangle, or may be an irregular shape, and the shape of the heat dissipation fin 120 is not particularly limited in this embodiment.
It should be noted that, the manner of oblique arrangement may be that at least two partitioned heat dissipation teeth 120 form an oblique included angle with the tooth length direction virtual line of the heat dissipation substrate 110, the heat dissipation teeth 120 are arranged perpendicular to the heat dissipation substrate 110, and the oblique directions of two adjacent heat dissipation teeth 120 on the same tooth length direction virtual line are opposite; alternatively, at least two of the partitioned heat dissipation fins 120 may be disposed obliquely to the heat dissipation substrate 110, and the oblique directions of the two adjacent heat dissipation fins 120 are opposite to each other with respect to a vertical plane of the substrate, which is a plane based on a virtual line in the tooth length direction and perpendicular to the heat dissipation substrate 110; alternatively, the radiating fins 120 of one partition may form an inclined angle with the virtual line in the tooth length direction of the radiating substrate 110, and the radiating fins 120 are disposed perpendicular to the radiating substrate 110, and the radiating fins 120 of another partition may be disposed perpendicular to the virtual line in the tooth length direction of the radiating substrate 110, and the radiating fins 120 are disposed perpendicular to the radiating substrate 110. The radiator is provided with a first partition and a second partition which are adjacently arranged, and radiating fins of the first partition and radiating fins of the second partition are arranged in mirror symmetry, namely a V-shaped tooth structure of the radiator.
It should be noted that, in the radiators 100 of the same tooth length direction virtual line, the inclination directions of the adjacent radiators 100 are opposite to form a direction stagger; the inclination directions of the corresponding partition tooth sheets of the same group of radiators 100 are the same, so that equidistant parallel flow passages are formed to regulate the flow resistance of the radiators; the range of tilt angles may be: θ is more than or equal to 0 and less than or equal to 90 degrees.
The heat dissipation teeth 120 are rectangular cross-section teeth or trapezoidal cross-section teeth, and the average thickness of the heat dissipation teeth 120 is between 1mm and 3 mm.
It should be noted that, the heat dissipating cover plate of the L-row strip structure includes a first sheet body 131 (long side) and a second sheet body 132 (short side), the length of the first sheet body 131 (long side) of the heat dissipating cover plate of the L-row strip structure can be set to be 4mm to 6mm, the width of the second sheet body 132 (short side) can be set to be 1mm to 3mm, and the thickness of the first sheet body 131 (long side) and the second sheet body 132 (short side) can be set to be 0.5mm to 1.5mm.
The size of the heat radiation cover plate with the L-shaped strip-shaped structure corresponds to the size of the L-shaped tooth top grooves 121 of the heat radiation tooth plates 120, so that the left-right clearance of the heat radiation cover plate with the L-shaped strip-shaped structure embedded in the L-shaped tooth top grooves 121 of the heat radiation tooth plates 120 is not more than 0.2mm, and the height deviation between the upper part and the lower part and the L-shaped tooth top grooves 121 of the heat radiation tooth plates 120 is not more than 0.2mm.
The strip-shaped structure of the heat dissipating cover plate may be an L-shaped structure, a T-shaped structure, or a T-shaped and L-shaped intermediate structure, the first sheet 131 (long side) may be a constant cross-section structure, or a variable cross-section structure, and the change characteristics of the cross-section dimension of the heat dissipating cover plate are consistent with the change rules of the heat dissipating teeth, which is not particularly limited in this embodiment.
It should be noted that, referring to fig. 5, after the independent L-shaped strip-shaped heat dissipating cover bodies 130 are embedded in the tooth plates, the heat dissipating cover bodies 130 may be parallel to each other and to the vertical direction, and the distance between two adjacent L-shaped strip-shaped heat dissipating cover bodies 130 may be set between 10mm and 14mm, or may be set to other distances.
It should be noted that, referring to fig. 10 and 11, the second sheet 132 of the heat dissipating cover 130 with an L-shaped strip structure is provided with a plurality of heat dissipating holes 133, and the heat dissipating holes 133 are through holes, so that fluid can enter the heat dissipating tooth plate 120 through the heat dissipating holes 133 to enhance heat dissipation, and the distance between the holes and two sides is at least 0.5mm, so as to ensure that the L-shaped strip structure is tightly combined with the heat dissipating teeth; the shape of the heat dissipation hole 133 may be circular (as shown in fig. 10) or square (as shown in fig. 11), which is not particularly limited in this embodiment.
It should be noted that, referring to fig. 12 and 13, the heat dissipation teeth 120 of the heat dissipation substrate 110 may be disposed in the same inclined manner except for the preferred V-shaped arrangement, the angle between the heat dissipation teeth 120 and the tooth length direction of the heat dissipation substrate 110 may be greater than or equal to 30 ° and less than 70 ° (as shown in fig. 12), or the plurality of heat dissipation teeth 120 may be in a W-shaped layout (as shown in fig. 13), and the arrangement manner of the heat dissipation teeth 120 on the heat dissipation substrate 110 is not particularly limited in this embodiment.
In one embodiment, the heat sink includes a heat dissipating substrate 110, two heat dissipating fins 120 and a heat dissipating cover 130 with a strip structure, wherein the heat dissipating fins 120 are obliquely disposed on the heat dissipating substrate 110, a heat dissipating channel is formed between two adjacent heat dissipating fins 120, and each heat dissipating fin 120 is provided with a tooth top slot 121; the heat dissipation cover 130, the heat dissipation cover 130 is connected with the tooth top grooves 121 in the two heat dissipation teeth 120. In the technical scheme of the embodiment, two adjacent radiating fins 120 are connected through the radiating cover 130, so that the radiating area is increased at the top of the radiating fin 120, and meanwhile, heat transfer between the adjacent radiating fins is facilitated, so that a temperature equalizing effect is achieved, and the strip-shaped radiating cover 130 extending into the radiating channel can also play a role in turbulence for air, so that the radiating efficiency of the radiator can be further improved.
It should be noted that, the number of the heat dissipation fins 120 provided on the substrate is at least two, and the specific number of the heat dissipation fins 120 is not specifically limited in this embodiment, and may be set according to practical situations.
In an embodiment, the radiator includes a radiating base 110, two radiating fins 120 and two radiating covers 130, the two radiating fins 120 are a first radiating fin and a second radiating fin, the first radiating fin includes a first tooth top slot and a second tooth top slot, the second radiating fin includes a third tooth top slot corresponding to the first tooth top slot and a fourth tooth top slot corresponding to the second tooth top slot, the radiating cover 130 includes a first radiating cover and a second radiating cover, the first radiating cover is used for connecting the first tooth top slot and the third tooth top slot, and the second radiating cover is used for connecting the second tooth top slot and the fourth tooth top slot. In the technical solution of this embodiment, two adjacent heat dissipation fins 120 are connected through two heat dissipation covers 130, that is, two adjacent heat dissipation fins are connected through the heat dissipation cover 130 in a cover structure, so that not only the heat dissipation area is increased at the top of the heat dissipation fin 120, but also heat transfer between two adjacent heat dissipation fins is facilitated, thereby achieving a uniform temperature effect, and the strip-shaped heat dissipation cover 130 extending into the heat dissipation channel 123 can also play a role in turbulence for air, so that the heat dissipation efficiency of the radiator can be further improved.
Based on the embodiment of the heat sink, the method for installing the heat sink may include the following steps:
step S1: the plurality of radiating fins 120 and the radiating base plate 110 are directly processed and formed through integral die casting or integral machining, or the plurality of radiating fins 120 and the radiating base plate 110 are respectively processed and formed, and then the radiating fins and the radiating base plate 110 are connected and arranged on the radiating base plate 110 through embedding, riveting and gluing;
step S2: a plurality of heat-dissipating covers 130 having an L-shaped bar-like structure are manufactured by means of a profile or an open mold process;
step S3: an L-shaped tooth top slot 121 is formed at the top end of the radiating tooth sheet 120 according to the size of the radiating cover 130 with an L-shaped strip structure, and the L-shaped tooth top slot 121 can be formed in a machining or milling mode;
step S4: the heat dissipation cover body 130 with the L-shaped strip structure is placed in the L-shaped tooth top groove 121, the heat dissipation cover body 130 with the L-shaped strip structure and the heat dissipation teeth are tightly combined together in a jogged mode, the left and right gaps of the heat dissipation cover body and the heat dissipation teeth are not more than 0.2mm, and the deviation between the height of the heat dissipation cover body and the height of the L-shaped tooth top groove 121 is not more than 0.2mm.
The radiating cover bodies 130 with the L-shaped strip structures are equivalent to the cover plate structures on radiating tooth tops, the radiating cover bodies 130 with the L-shaped strip structures are embedded to protect the tops of the radiating tooth sheets 120, the radiating tooth sheets 120 are not easy to deform and damage, meanwhile, the radiating cover bodies 130 with the independent L-shaped strip structures can be formed by processing sectional materials, each cover plate is not required to be aligned relative to the integral cover plate structure, the problem that the cover plates are difficult to assemble due to processing errors is avoided, the process is simpler, and the assembly efficiency is higher.
It can be understood that the working process of the invention is as follows: the heat dissipation tooth plates 120 are arranged at an acute angle in the horizontal direction and are arranged on the heat dissipation substrate 110, a heat dissipation channel 123 is formed between two adjacent heat dissipation tooth plates 120, grooves are formed in the middle of the heat dissipation tooth plates 120 in different areas, a middle ventilation channel 122 for air intake is formed, the heat dissipation substrate 110 is tightly attached to a heating element, heat generated by the heating element is conducted to the heat dissipation tooth plates 120 through the heat dissipation substrate 110, cold air enters from the top of the heat dissipation channel 123 and the middle ventilation channel 122, flows along the heat dissipation channel 123 of the heat dissipation tooth plates 120 and performs convection heat exchange with the heat dissipation tooth plates 120, heat is continuously dissipated, an L-shaped tooth top groove 121 is formed in the top of the heat dissipation tooth plates 120, a first sheet 131 of a heat dissipation cover 130 of an L-shaped strip structure extends into the heat dissipation tooth plate 120 channel, the upper part of a second sheet 132 is flush with the top of the heat dissipation tooth plates 120, the heat dissipation cover 130 of the L-shaped strip structure is integrally embedded into the L-shaped tooth top groove 121 and is tightly combined with the heat dissipation tooth plates 120, the adjacent two heat dissipation tooth plates 120 are connected through the cover 130 of the L-shaped strip structure, the heat dissipation structure is not only extends into the heat dissipation tooth plates of the heat dissipation tooth plates 120, and the heat dissipation effect of the adjacent heat dissipation tooth plates is also improved, and the heat dissipation effect of the adjacent heat dissipation tooth plates is improved.
In addition, the embodiment of the present invention provides a communication device, where the communication device includes the radiator in the foregoing embodiment, and the communication device can implement each embodiment of the foregoing radiator, and the technical means used, the technical problems solved, and the technical effects achieved are consistent, and detailed descriptions thereof are omitted herein.
While the preferred embodiment of the present invention has been described in detail, the present invention is not limited to the above embodiment, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present invention, and these equivalent modifications and substitutions are intended to be included in the scope of the present invention as defined in the appended claims.
Claims (10)
1. A heat sink, comprising:
a heat-dissipating substrate;
the radiating tooth plates are obliquely arranged on the radiating base plate, a radiating channel is formed between two adjacent radiating tooth plates, and at least one tooth top slot is formed in each radiating tooth plate;
and the heat dissipation cover body is in a strip-shaped structure and is connected with tooth tops of the two heat dissipation tooth sheets in a grooved manner.
2. The heat sink of claim 1, wherein the heat dissipating cover comprises a first sheet and a second sheet connected to the first sheet, the first sheet and the second sheet forming an included angle.
3. The heat sink of claim 2, wherein a cross-sectional shape of the heat dissipating cover matches a shape of the tooth top groove.
4. A radiator according to claim 3, wherein the second sheet body is flush with the top of the heat radiating fin in a state where the heat radiating cover body is fitted into the groove provided at the tooth tip.
5. The heat sink of claim 1, wherein the heat dissipating fins are disposed on the heat dissipating substrate in a partitioned manner, and all of the heat dissipating fins of the same partition are disposed on the heat dissipating substrate in the same inclined manner and at the same inclination angle.
6. The heat sink of claim 5 further comprising first and second sections disposed adjacent to each other, the heat dissipating fins of the first section and the heat dissipating fins of the second section being disposed mirror symmetrically.
7. The heat sink of claim 6, wherein a slot is provided between the first and second partitions, through which a ventilation channel is formed between the first and second partitions.
8. The heat sink of claim 2, wherein the second sheet body is provided with heat radiation holes corresponding to the heat radiation channels.
9. The heat sink of claim 1, wherein the heat dissipating tooth comprises a first heat dissipating tooth and a second heat dissipating tooth, the first heat dissipating tooth comprises a first tooth top slot and a second tooth top slot, the second heat dissipating tooth comprises a third tooth top slot corresponding to the first tooth top slot and a fourth tooth top slot corresponding to the second tooth top slot, the heat dissipating cover comprises a first heat dissipating cover and a second heat dissipating cover, the first heat dissipating cover is used for connecting the first tooth top slot and the third tooth top slot, and the second heat dissipating cover is used for connecting the second tooth top slot and the fourth tooth top slot.
10. A communication device comprising a heat sink according to any one of claims 1 to 9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210585886.5A CN117177514A (en) | 2022-05-27 | 2022-05-27 | Radiator and communication equipment |
| PCT/CN2023/070695 WO2023226445A1 (en) | 2022-05-27 | 2023-01-05 | Heat dissipator and communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210585886.5A CN117177514A (en) | 2022-05-27 | 2022-05-27 | Radiator and communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117177514A true CN117177514A (en) | 2023-12-05 |
Family
ID=88918321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210585886.5A Pending CN117177514A (en) | 2022-05-27 | 2022-05-27 | Radiator and communication equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN117177514A (en) |
| WO (1) | WO2023226445A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001110958A (en) * | 1999-10-13 | 2001-04-20 | Mizutani Denki Kogyo Kk | Heat sink for electronic component |
| CN206118266U (en) * | 2016-09-12 | 2017-04-19 | 中兴通讯股份有限公司 | Heat abstractor , remote radio head unit and communication base station |
| CN206976321U (en) * | 2016-11-28 | 2018-02-06 | 杭州华和科技有限公司 | Fin |
| CN209710561U (en) * | 2018-11-29 | 2019-11-29 | 华为技术有限公司 | Radiator and communication equipment |
| CN210725817U (en) * | 2019-09-04 | 2020-06-09 | 中兴通讯股份有限公司 | Composite tooth radiator and communication base station |
| CN113543575A (en) * | 2020-04-21 | 2021-10-22 | 深圳市英维克科技股份有限公司 | Radiator and communication equipment |
-
2022
- 2022-05-27 CN CN202210585886.5A patent/CN117177514A/en active Pending
-
2023
- 2023-01-05 WO PCT/CN2023/070695 patent/WO2023226445A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023226445A1 (en) | 2023-11-30 |
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