CN111829381A - Aluminum alloy heat abstractor with automatic sealing mechanism - Google Patents
Aluminum alloy heat abstractor with automatic sealing mechanism Download PDFInfo
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- CN111829381A CN111829381A CN202010483464.8A CN202010483464A CN111829381A CN 111829381 A CN111829381 A CN 111829381A CN 202010483464 A CN202010483464 A CN 202010483464A CN 111829381 A CN111829381 A CN 111829381A
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- 238000007789 sealing Methods 0.000 title claims abstract description 100
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 title claims abstract description 38
- 230000017525 heat dissipation Effects 0.000 claims abstract description 115
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 238000003825 pressing Methods 0.000 claims abstract description 23
- 238000004891 communication Methods 0.000 claims description 13
- 210000001503 joint Anatomy 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F11/00—Arrangements for sealing leaky tubes and conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to an aluminum alloy heat dissipation device with an automatic sealing mechanism, which is characterized by comprising a heat dissipation base, a plurality of heat dissipation fins, a plurality of automatic sealing mechanisms and a plurality of screws, wherein the heat dissipation base is provided with a first water guide hole and a plurality of auxiliary cavity holes, and the auxiliary cavity holes comprise a left vertical hole, a middle vertical hole, a right vertical hole and an inner cavity; the radiating fin is provided with a second water guide hole and a top pressing column; the respective dynamic sealing mechanisms are arranged in the inner cavity in a one-to-one correspondence manner; the automatic sealing mechanism comprises a sealing element and a jacking spring, wherein the sealing element comprises a sealing pressure plate, a flow guide block, a guide post, a left flow guide cylinder and a right flow guide cylinder; each of the heat radiating fins is arranged on the top surface of the heat radiating base. According to the aluminum alloy heat dissipation device, an enterprise can select a proper number of heat dissipation fins according to actual heat dissipation requirements, the use of the aluminum alloy heat dissipation device is more flexible, the cost investment of the enterprise is greatly reduced, and the aluminum alloy heat dissipation device also has the advantages of simple structure, high reliability, good heat dissipation effect, low maintenance cost and the like.
Description
Technical Field
The invention relates to the field of heat dissipation assemblies, in particular to an aluminum alloy heat dissipation device.
Background
At present, a heat dissipation device is required to be disposed on a plurality of mechanical devices to achieve a heat dissipation effect, so as to prevent the performance of the mechanical devices from being affected by heat. In the existing manufacturing process of mechanical equipment, a heat dissipation device which is equivalent to the heat dissipation requirement of the mechanical equipment is mostly designed and manufactured independently; furthermore, most of the existing heat dissipation devices are manufactured by casting, and the casting process has low efficiency and high processing cost, which results in great increase of manufacturing cost and reduction of efficiency of mechanical equipment. Although the heat dissipation device can be purchased separately at present, the heat dissipation device purchased separately is generally difficult to be unified with the heat dissipation requirement of the mechanical equipment, and in order to avoid excessive heat accumulation on the mechanical equipment, an enterprise has to purchase a heat dissipation device with a high heat dissipation effect; the hooking cost of the heat dissipation device with high heat dissipation effect is generally higher, which also easily causes the cost investment of enterprises to increase. The heating value of some mechanical equipment can also be greatly changed under different use age groups; wherein the heating value generally increases along with the increase of the service time; because the existing heat dissipation devices are mostly formed by integrally casting aluminum alloy, the heat dissipation effect of the heat dissipation device is limited, and the heat dissipation capacity of the heat dissipation device cannot be changed as required, so that when the heat productivity of mechanical equipment becomes larger than the heat dissipation effect of the heat dissipation device, the service life of the mechanical equipment is easily shortened greatly. Meanwhile, when the heat dissipation device integrally cast from aluminum alloy is damaged, the whole heat dissipation device has to be replaced, which greatly increases the maintenance cost of enterprises.
Disclosure of Invention
The invention aims to solve the problems and the defects, and provides the aluminum alloy heat radiating device with the automatic sealing mechanism, an enterprise can select a proper number of heat radiating fins according to the actual heat radiating requirements on the aluminum alloy heat radiating device, the use of the aluminum alloy heat radiating device is more flexible, the cost investment of the enterprise is greatly reduced, and the aluminum alloy heat radiating device also has the advantages of simple structure, high reliability, good heat radiating effect, low maintenance cost and the like.
The technical scheme of the invention is realized as follows:
an aluminum alloy heat dissipation device with an automatic sealing mechanism is characterized by comprising a heat dissipation base, a plurality of heat dissipation fins, a plurality of automatic sealing mechanisms and a plurality of screws, wherein the heat dissipation base is made of aluminum alloy, a first water guide hole is formed in the heat dissipation base, two holes of the first water guide hole penetrate through the outer surface of the heat dissipation base, a plurality of auxiliary cavity holes are formed in the heat dissipation base, the number of the auxiliary cavity holes is equal to that of the automatic sealing mechanisms, each auxiliary cavity hole comprises a left vertical hole, a middle vertical hole, a right vertical hole and an inner cavity, the inner cavity is formed in the heat dissipation base, the first water guide hole penetrates through the inner cavity, a limiting groove is formed in the upper cavity wall of the inner cavity, a guide hole is formed in the lower cavity wall of the inner cavity, the left vertical hole, the middle vertical hole and the right vertical hole are sequentially formed in the top surface of the heat dissipation base side by side, the lower orifices of the left vertical hole, the middle vertical hole and the right vertical hole are communicated with the limiting groove; the radiating fin is made of aluminum alloy, a second water guide hole is formed in the radiating fin, two holes of the second water guide hole are located on the bottom surface of the radiating fin, a top pressing column is arranged on the bottom surface of the radiating fin and located between the two holes of the second water guide hole, and a left lug and a right lug are respectively arranged on the left surface and the right surface of the radiating fin; the respective dynamic sealing mechanisms are arranged in the inner cavity in a one-to-one correspondence manner; the automatic sealing mechanism comprises a sealing piece and a jacking spring, the sealing piece comprises a sealing press plate, a guide block, a guide post, a left guide cylinder and a right guide cylinder, the sealing press plate is horizontally arranged, the guide post is vertically arranged, the upper end of the guide post is connected to the middle part of the bottom surface of the sealing press plate, the upper end of the guide post is provided with a lower guide hole which transversely penetrates through the guide post, the guide block is arranged on the top surface of the sealing press plate, the left surface of the guide block is provided with a left guide hole which penetrates through the top surface of the guide block, the right surface of the guide block is provided with a right guide hole which penetrates through the top surface of the guide block, the left guide cylinder is vertically arranged, the lower end of the left guide cylinder is connected to the top surface of the guide block, the inner hole of the left guide cylinder is communicated with the left guide hole in a butt joint manner, the right guide cylinder is vertically arranged, and the lower end of the right guide cylinder is connected, the inner hole of the right guide cylinder is in butt joint communication with the right guide hole, the sealing pressure plate is arranged in the inner cavity, the guide block is embedded in the limiting groove in a vertically sliding manner, the left guide cylinder and the right guide cylinder are respectively inserted into the left vertical hole and the right vertical hole in a vertically sliding manner, the guide column is inserted into the guide hole in a vertically sliding manner, the lower guide hole is communicated with the inner cavity, the jacking spring is vertically arranged in the guide hole, and two ends of the jacking spring are respectively elastically jacked on the hole bottom of the guide hole and the lower end face of the guide column; the radiating fins are arranged on the top surface of the radiating base, the radiating fins are correspondingly positioned on the auxiliary cavity holes in the corresponding positions one by one, two holes of the second water guide holes in the radiating fins are respectively in butt joint communication with the corresponding left vertical hole and right vertical hole, the jacking columns on the radiating fins are inserted in the corresponding middle vertical holes, the lower ends of the jacking columns are jacked on the top surfaces of the corresponding flow guide blocks, the flow guide blocks are tightly pressed at the cavity bottom of the inner cavity, the left hole of the left flow guide hole is in butt joint communication with the first water guide hole, the right hole of the right flow guide hole is in butt joint communication with the first water guide hole, and the left lug and the right lug on the radiating fins are respectively fixed on the top surface of the radiating base through screws.
Preferably, the bottom surface middle part of fin is seted up the spacing guiding hole of vertical extension, set up the waist shape hole that runs through to spacing guiding hole on the antetheca of fin to the length direction that makes the radial cross-section in waist shape hole is vertical extension, the upper end of top compression leg can inlay the dress in spacing guiding hole with vertical slip, the screw hole that vertically runs through is seted up to the upper end of top compression leg, the spiro union has locking screw on the screw hole to make locking screw's nut end place outside the fin after passing waist shape hole.
Preferably, the hole wall of the limiting guide hole is provided with a ring of annular groove, and a rubber sealing ring is embedded in the annular groove and tightly sleeved on the top pressing column.
Preferably, a plurality of first ring grooves, a plurality of second ring grooves and a plurality of third ring grooves are respectively formed in the top surface of the heat dissipation base, the first ring grooves are made to surround the upper hole openings of the left vertical holes in a one-to-one correspondence manner, the second ring grooves are made to surround the upper hole openings of the middle vertical holes in a one-to-one correspondence manner, the third ring grooves are made to surround the upper hole openings of the right vertical holes in a one-to-one correspondence manner, first sealing rubber rings are respectively embedded in the first ring grooves, second sealing rubber rings are respectively embedded in the second ring grooves, and third sealing rubber rings are respectively embedded in the third ring grooves.
Preferably, the radial cross section of the first water guide hole is square, when the upper surface of the sealing pressure plate presses the upper cavity wall of the inner cavity, the lower surface of the sealing pressure plate is flush with the upper hole wall of the first water guide hole, and when the lower surface of the sealing pressure plate presses the lower cavity wall of the inner cavity, the upper surface of the sealing pressure plate is flush with the lower hole wall of the first water guide hole.
The invention has the beneficial effects that: the aluminum alloy heat dissipation device comprises a heat dissipation base, a plurality of heat dissipation fins, a plurality of automatic sealing mechanisms and a plurality of screws, wherein a first water guide hole and a plurality of auxiliary cavity holes are respectively formed in the heat dissipation base, each auxiliary cavity hole comprises a left vertical hole, a middle vertical hole, a right vertical hole and an inner cavity, and the automatic sealing mechanism is arranged in the inner cavity, so that the auxiliary cavity holes can be automatically sealed, and the water leakage situation of the auxiliary cavity holes is avoided. When the radiating fin is installed, the automatic sealing mechanism can be jacked through the jacking column on the radiating fin, so that the first water guide hole in the corresponding position is blocked through the automatic sealing mechanism, and the second water guide hole in the radiating fin is connected in series with the first water guide hole; when the radiating fins are disassembled, the automatic sealing mechanism can automatically seal the orifices of the left vertical hole, the middle vertical hole and the right vertical hole at the corresponding positions so as to prevent cooling water from flowing out and enable the first water guide hole to be communicated again; therefore, in the use process of the aluminum alloy heat dissipation device, the heat dissipation fins can be detached and installed without suspending the supply of cold water or suspending mechanical equipment, so that the convenience of replacement and maintenance of the heat dissipation fins can be greatly improved, and the production efficiency of enterprises is prevented from being affected. And the radiating fins are fixed through screws, so that the requirement of disassembly can be met. Therefore, when the quantity of the radiating fins needs to be reduced, namely the radiating quantity needs to be reduced, the radiating fins are detached; when the quantity of the radiating fins needs to be increased, namely the radiating fins need to be increased, the radiating fins are installed, and the overall structure of the aluminum alloy radiating device is very simple and reliable. After the structure adopting the aluminum alloy heat dissipation device is adopted, enterprises can select a proper number of heat dissipation fins according to actual heat dissipation requirements, the aluminum alloy heat dissipation device is used more flexibly, the cost investment of the enterprises is greatly reduced, the heat dissipation device on mechanical equipment can be enabled to be proper, too many heat dissipation materials can be prevented from being applied to the heat dissipation device, and therefore resource waste can be avoided. By adopting the structure, the heat dissipation base can be used as a universal part; therefore, when mechanical equipment with different heat dissipation requirements needs to be provided with the heat dissipation device, the aluminum alloy heat dissipation device with the proper number of the heat dissipation fins can be selected, so that a new heat dissipation device does not need to be designed and manufactured independently, the manufacturing cost of the mechanical equipment can be greatly reduced, and the manufacturing efficiency of the mechanical equipment can be greatly improved. Even when the enterprise purchases this aluminum alloy heat abstractor with adopting the purchase mode, also can purchase the radiating base and the fin that corresponds quantity according to the radiating demand of reality, just so the enterprise need not to invest a large amount of costs and goes to purchase heat abstractor, and this cost that can reduce the enterprise greatly invests. Under different use ages of mechanical equipment, the number of the radiating fins can be increased according to needs, so that cost output of enterprises can be prevented from being too concentrated, and unnecessary troubles to the enterprises can be avoided; and in this way, the mechanical equipment can always keep a good heat dissipation effect, and the service life of the mechanical equipment can be greatly prolonged. When the radiating fins or the radiating base are damaged, the damaged parts can be replaced independently, so that the whole aluminum alloy radiating device is not required to be discarded, and the maintenance cost of an enterprise can be greatly reduced. The first water guide hole is formed in the heat dissipation base, the second water guide hole is formed in the heat dissipation piece, and the second water guide hole can be connected to the first water guide hole in series, so that cold water can be input into the first water guide hole and the second water guide hole to achieve the purpose of taking away heat in an accelerated mode, the heat dissipation performance of the heat dissipation device can be effectively improved, and the heat dissipation performance of the aluminum alloy heat dissipation device is very good.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic cross-sectional view of the heat dissipation base of the present invention.
Fig. 3 is a schematic view of a portion of the heat dissipation base of the present invention.
Fig. 4 is a second schematic view of a portion of the heat dissipation base of the present invention.
Fig. 5 is a schematic structural view of the heat sink in the front view direction according to the present invention.
Fig. 6 is a schematic cross-sectional view of a heat sink according to the present invention.
Fig. 7 is a schematic cross-sectional view of the heat sink in the left-hand direction according to the present invention.
Fig. 8 is a second schematic cross-sectional view of the heat sink of the present invention.
Fig. 9 is a schematic structural view of the automatic sealing mechanism of the present invention.
Fig. 10 is a schematic structural view of the sealing member of the present invention.
Detailed Description
It should be noted that all the directional indicators (such as the top surface, the bottom surface, the left, the right, the front, and the rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
As shown in fig. 1, the aluminum alloy heat dissipation device with an automatic sealing mechanism according to the present invention includes a heat dissipation base 1, a plurality of heat dissipation fins 2, a plurality of automatic sealing mechanisms 3, and a plurality of screws 4, wherein as shown in fig. 1 to 4, the heat dissipation base 1 is made of an aluminum alloy, the heat dissipation base 1 is provided with a first water guiding hole 11, two orifices of the first water guiding hole 11 penetrate through the outer surface of the heat dissipation base 1, the heat dissipation base 1 is provided with a plurality of auxiliary cavity holes 12, the number of the auxiliary cavity holes 12 is equal to the number of the automatic sealing mechanisms 3, each auxiliary cavity hole 12 includes a left vertical hole 121, a middle vertical hole 122, a right vertical hole 123, and an inner cavity 124, the inner cavity 124 is provided in the heat dissipation base 1, the first water guiding hole 11 penetrates through the inner cavity 124, an upper cavity wall of the inner cavity 124 is provided with a limiting groove 125, a lower cavity wall of the inner cavity 124 is provided with a guiding hole 126, the left vertical hole 121, the middle vertical hole 122 and the right vertical hole 123 are sequentially arranged on the top surface of the heat dissipation base 1 side by side, and the lower orifices of the left vertical hole 121, the middle vertical hole 122 and the right vertical hole 123 are communicated with the limiting groove 125; as shown in fig. 5 to 8, the heat sink 2 is made of aluminum alloy, a second water guide hole 21 is formed in the heat sink 2, two openings of the second water guide hole 21 are located on the bottom surface of the heat sink 2, a top pressure column 22 is arranged on the bottom surface of the heat sink 2, the top pressure column 22 is located between the two openings of the second water guide hole 21, and a left lug 23 and a right lug 24 are respectively arranged on the left surface and the right surface of the heat sink 2; as shown in fig. 1, the respective dynamic seal mechanisms 3 are installed in the inner cavities 124 in one-to-one correspondence; as shown in fig. 1 and 9, the automatic sealing mechanism 3 includes a sealing member 31 and a top pressure spring 32, the sealing member 31 includes a sealing pressing plate 311, a guiding block 312, a guiding post 313, a left guiding cylinder 314 and a right guiding cylinder 315, the sealing pressing plate 311 is horizontally disposed, the guiding post 313 is vertically disposed, and the upper end of the guiding post 313 is connected to the middle of the bottom surface of the sealing pressing plate 311, the upper end of the guiding post 313 is provided with a lower guiding hole 301 passing through transversely, the guiding block 312 is disposed on the top surface of the sealing pressing plate 311, the left surface of the guiding block 312 is provided with a left guiding hole 302 passing through to the top surface of the guiding block 312, the right surface of the guiding block 312 is provided with a right guiding hole 303 passing through to the top surface of the guiding block 312, the left guiding cylinder 314 is vertically disposed, the lower end of the left guiding cylinder 314 is connected to the top surface of the guiding block 312, and the inner hole of the left guiding cylinder 314 is connected to the left guiding hole 302, the right guide cylinder 315 is vertically arranged, the lower end of the right guide cylinder 315 is connected to the top surface of the guide block 312, an inner hole of the right guide cylinder 315 is in butt connection and communication with the right guide hole 303, the sealing pressure plate 311 is arranged in the inner cavity 124, the guide block 312 is embedded in the limiting groove 125 in a vertically slidable manner, the left guide cylinder 314 and the right guide cylinder 315 are respectively inserted in the left vertical hole 121 and the right vertical hole 123 in a vertically slidable manner, the guide post 313 is inserted in the guide hole 126 in a vertically slidable manner, the lower guide hole 301 is communicated with the inner cavity 124, the top pressure spring 32 is vertically arranged in the guide hole 126, and two ends of the top pressure spring 32 are respectively elastically pressed on the hole bottom of the guide hole 126 and the lower end surface of the guide post 313; as shown in fig. 1, each heat sink 2 is disposed on the top surface of the heat sink base 1, and each heat sink 2 is located on the auxiliary cavity 12 in the corresponding position in a one-to-one correspondence manner, and two openings of the second water guide hole 21 on each heat sink 2 are respectively in butt communication with the corresponding left vertical hole 121 and right vertical hole 123, and the top pressing column 22 on each heat sink 2 is inserted into the corresponding middle vertical hole 122, the lower end of the top pressing column 22 is pressed against the top surface of the corresponding flow guide block 312, so that the flow guide block 312 is pressed against the cavity bottom of the inner cavity 124, the left opening of the left flow guide hole 302 is in butt communication with the first water guide hole 11, and the right opening of the right flow guide hole 303 is in butt communication with the first water guide hole 11, and the left lug 23 and right lug 24 on each heat sink 2 are respectively fixed on the top surface of the heat sink base 1 by the screws 4. The aluminum alloy heat dissipation device comprises a heat dissipation base 1, a plurality of heat dissipation fins 2, a plurality of automatic sealing mechanisms 3 and a plurality of screws 4, wherein a first water guide hole 11 and a plurality of auxiliary cavity holes 12 are respectively formed in the heat dissipation base 1, each auxiliary cavity hole 12 comprises a left vertical hole 121, a middle vertical hole 122, a right vertical hole 123 and an inner cavity 124, and the automatic sealing mechanisms 3 are arranged in the inner cavities 124, so that the auxiliary cavity holes 12 can be automatically sealed, and the water leakage situation of the auxiliary cavity holes 12 is avoided. When the heat sink 2 is installed, the automatic sealing mechanism 3 can be jacked and pressed by the jacking columns 22 on the heat sink 2, so that the first water guide holes 11 at the corresponding positions are blocked by the automatic sealing mechanism 3, and the second water guide holes 21 on the heat sink 2 are connected in series to the first water guide holes 11; when the heat sink 2 is disassembled, the automatic sealing mechanism 3 can automatically seal the openings of the left vertical hole 121, the middle vertical hole 122 and the right vertical hole 123 at the corresponding positions to prevent the cooling water from flowing out, and can make the first water guide hole 11 run through again; like this in aluminum alloy heat abstractor use, also can accomplish the dismantlement and the installation of fin 2, need not to suspend the supply of cold water or suspend mechanical equipment, can improve the convenience that fin 2 was changed and was maintained like this greatly to avoid the production efficiency of enterprise to receive the influence. And the radiating fins 2 are fixed by screws 4, so that the requirement of disassembly can be met. Thus, when the quantity of the radiating fins 2 needs to be reduced, namely the radiating quantity needs to be reduced, the radiating fins 2 are detached; when the quantity of the radiating fins 2 needs to be increased, namely the radiating quantity needs to be increased, the radiating fins 2 are installed, and the whole structure of the aluminum alloy radiating device is very simple and reliable. After the structure adopting the aluminum alloy heat radiating device is adopted, enterprises can select the heat radiating fins 2 with proper quantity according to actual heat radiating requirements, the aluminum alloy heat radiating device is used more flexibly, the cost investment of the enterprises is greatly reduced, the heat radiating device on mechanical equipment can be enabled to be proper, too many heat radiating materials can be prevented from being applied to the heat radiating device, and therefore the waste of resources can be avoided. By adopting the structure, the heat dissipation base 1 can be used as a universal part; therefore, when mechanical equipment with different heat dissipation requirements needs to be provided with the heat dissipation devices, the aluminum alloy heat dissipation devices with the proper number of the heat dissipation fins 2 can be selected, so that a new heat dissipation device does not need to be designed and manufactured independently, the manufacturing cost of the mechanical equipment can be greatly reduced, and the manufacturing efficiency of the mechanical equipment can be greatly improved. Even when the enterprise purchases this aluminum alloy heat abstractor with adopting the purchase mode, also can purchase heat dissipation base 1 and the fin 2 of corresponding quantity according to the radiating demand of reality, just so the enterprise need not to invest a large amount of costs and goes to purchase heat abstractor, this cost input that can reduce the enterprise greatly. Under different use ages of mechanical equipment, the number of the radiating fins 2 can be increased according to needs, so that cost output of enterprises can be prevented from being too concentrated, and unnecessary troubles to the enterprises can be avoided; and in this way, the mechanical equipment can always keep a good heat dissipation effect, and the service life of the mechanical equipment can be greatly prolonged. When the radiating fins 2 or the radiating base 1 are damaged, the damaged parts can be replaced independently, and the whole aluminum alloy radiating device does not need to be discarded, so that the maintenance cost of an enterprise can be greatly reduced. Because the first water guide hole 11 is formed in the heat dissipation base 1, the second water guide hole 21 is formed in the heat dissipation sheet 2, and the second water guide hole 21 can be connected in series to the first water guide hole 11, cold water can be input into the first water guide hole 11 and the second water guide hole 21, so that the purpose of taking away heat in an accelerated manner is achieved, the heat dissipation performance of the heat dissipation device can be effectively improved, and the heat dissipation performance of the aluminum alloy heat dissipation device is very good.
As shown in fig. 3, 4 and 10, the longitudinal widths of the sealing pressure plate 311, the flow guide block 312 and the guide column 313 are the same, the longitudinal widths of the inner cavity 124 and the limiting groove 125 are the same, and the longitudinal width of the sealing pressure plate 311 is equal to the longitudinal width of the inner cavity 124. Therefore, the sealing element 31 can play a good sealing role, the auxiliary cavity hole 12 can be effectively sealed, water flow can be ensured to smoothly pass through the first water guide hole 11 and the second water guide hole 21, the structural design of the automatic sealing mechanism 3 is simple and reliable, and the reliability of the aluminum alloy heat radiating device is improved.
One opening of the first water guide hole 11 is connected to the cooling water output device, and the other opening of the first water guide hole 11 is connected to the water storage tank. Therefore, when the cooling water output equipment works, the aluminum alloy heat dissipation device can be changed to achieve the effect of water cooling heat dissipation.
As shown in fig. 5 to 8, a vertically extending limiting guide hole 25 is formed in the middle of the bottom surface of the heat sink 2, a waist-shaped hole 26 penetrating through the limiting guide hole 25 is formed in the front wall of the heat sink 2, the length direction of the radial section of the waist-shaped hole 26 is vertically extended, the upper end of the top pressure column 22 is vertically slidably embedded in the limiting guide hole 25, a longitudinally penetrating threaded hole 221 is formed in the upper end of the top pressure column 22, a locking screw 222 is screwed in the threaded hole 221, and the nut end of the locking screw 222 penetrates through the waist-shaped hole 26 and is placed outside the heat sink 2. By adopting the structure, the top pressure column 22 can meet the requirement of vertical movement, so that the top pressure column 22 does not press the sealing element 31 before the radiating fin 2 is completely fixed, and after the radiating fin 2 is completely fixed, the top pressure column 22 moves downwards by pulling the locking screw 222 to press the sealing element 31 to complete the switching of the water path, namely the second water guide hole 21 is connected in series in the first water guide hole 11; by the arrangement of the locking screw 222, the top pressing column 22 can be effectively positioned at a specific position to avoid the resetting of the sealing member 31, so that the heat sink 2 can be ensured to have a high heat dissipation effect. This structure is to allow the heat sink 2 to be more smoothly attached to the heat radiation base 1 when water flows through the first water guide holes 11.
As shown in fig. 6 to 8, a ring of annular groove 27 is formed on the hole wall of the limiting guide hole 25, and a rubber sealing ring 28 is embedded in the annular groove 27, so that the rubber sealing ring 28 is tightly sleeved on the top pressure column 22. By the arrangement of the rubber sealing ring 28, the sealing effect can be further improved, so that the reliability of the aluminum alloy heat dissipation device is improved.
As shown in fig. 1 to 4, the top surface of the heat dissipation base 1 is respectively provided with a plurality of first ring grooves 101, a plurality of second ring grooves 102, and a plurality of third ring grooves 103, and each first ring groove 101 surrounds the upper orifice of each left vertical hole 121 in a one-to-one correspondence, and the second ring grooves 102 surrounds the upper orifices of each middle vertical hole 122 in a one-to-one correspondence, and the third ring grooves 103 surrounds the upper orifices of each right vertical hole 123 in a one-to-one correspondence, each first ring groove 101 is respectively embedded with a first sealing rubber ring 104, each second ring groove 102 is respectively embedded with a second sealing rubber ring 105, and each third ring groove 103 is respectively embedded with a third sealing rubber ring 106. By arranging the sealing rubber rings, the sealing performance of the mounting position of the radiating fin 2 can be further improved, so that the reliability of the aluminum alloy radiating device can be further improved. The bottom surface of the heat sink 2 is pressed against the top surfaces of the first rubber gasket 104, the second rubber gasket 105 and the third rubber gasket 106.
As shown in fig. 1, the radial cross section of the first water guide hole 11 is square, when the upper surface of the sealing pressing plate 311 presses the upper cavity wall of the inner cavity 124, the lower surface of the sealing pressing plate 311 is flush with the upper hole wall of the first water guide hole 11, and when the lower surface of the sealing pressing plate 311 presses the lower cavity wall of the inner cavity 124, the upper surface of the sealing pressing plate 311 is flush with the lower hole wall of the first water guide hole 11. Due to the structural design, the sealing pressure plate 311 can be hidden, so that the water flow resistance is reduced, the vibration is reduced, the water flow erosion efficiency of related components is reduced, and the service life of the aluminum alloy heat dissipation device is prolonged.
The above embodiments are preferred embodiments of the present invention, and all similar structures and equivalent changes made by the present invention shall fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides an aluminum alloy heat abstractor with automatic sealing mechanism which characterized in that: comprises a heat radiation base (1), a plurality of heat radiation fins (2), a plurality of automatic sealing mechanisms (3) and a plurality of screws (4), wherein
The heat dissipation base (1) is made of aluminum alloy, a first water guide hole (11) is formed in the heat dissipation base (1), two holes of the first water guide hole (11) penetrate through the outer surface of the heat dissipation base (1), a plurality of auxiliary cavity holes (12) are formed in the heat dissipation base (1), the number of the auxiliary cavity holes (12) is equal to that of the automatic sealing mechanisms (3), each auxiliary cavity hole (12) comprises a left vertical hole (121), a middle vertical hole (122), a right vertical hole (123) and an inner cavity (124), the inner cavity (124) is formed in the heat dissipation base (1), the first water guide hole (11) penetrates through the inner cavity (124), a limiting groove (125) is formed in the upper cavity wall of the inner cavity (124), a guide hole (126) is formed in the lower cavity wall of the inner cavity (124), and the left vertical hole (121), the middle vertical hole (122), The right vertical holes (123) are sequentially arranged on the top surface of the heat dissipation base (1) side by side, and the lower orifices of the left vertical hole (121), the middle vertical hole (122) and the right vertical hole (123) are communicated with the limiting groove (125);
the radiating fin (2) is made of aluminum alloy, a second water guide hole (21) is formed in the radiating fin (2), two orifices of the second water guide hole (21) are located on the bottom surface of the radiating fin (2), a top pressing column (22) is arranged on the bottom surface of the radiating fin (2), the top pressing column (22) is located between the two orifices of the second water guide hole (21), and a left lug (23) and a right lug (24) are respectively arranged on the left surface and the right surface of the radiating fin (2);
the automatic sealing mechanisms (3) are arranged in the inner cavity (124) in a one-to-one correspondence manner;
the automatic sealing mechanism (3) comprises a sealing element (31) and a top pressure spring (32), the sealing element (31) comprises a sealing pressure plate (311), a guide block (312), a guide post (313), a left guide cylinder (314) and a right guide cylinder (315), the sealing pressure plate (311) is horizontally arranged, the guide post (313) is vertically arranged, the upper end of the guide post (313) is connected to the middle of the bottom surface of the sealing pressure plate (311), the upper end of the guide post (313) is provided with a lower guide hole (301) which transversely penetrates through, the guide block (312) is arranged on the top surface of the sealing pressure plate (311), the left surface of the guide block (312) is provided with a left guide hole (302) which penetrates through to the top surface of the guide block (312), the right surface of the guide block (312) is provided with a right guide hole (303) which penetrates through to the top surface of the guide block (312), the left guide cylinder (314) is vertically arranged, the lower end of the left guide cylinder (314) is connected to the top surface of the guide block (312), the inner hole of the left guide cylinder (314) is in butt joint communication with the left guide hole (302), the right guide cylinder (315) is vertically arranged, the lower end of the right guide cylinder (315) is connected to the top surface of the guide block (312), the inner hole of the right guide cylinder (315) is in butt joint communication with the right guide hole (303), the sealing pressure plate (311) is arranged in the inner cavity (124), the guide block (312) is vertically and slidably embedded in the limiting groove (125), the left guide cylinder (314) and the right guide cylinder (315) are respectively vertically and slidably inserted in the left vertical hole (121) and the right vertical hole (123), the guide column (313) is vertically and slidably inserted in the guide hole (126), and the lower guide hole (301) is communicated with the inner cavity (124), the jacking spring (32) is vertically arranged in the guide hole (126), and two ends of the jacking spring (32) are respectively and elastically jacked on the hole bottom of the guide hole (126) and the lower end face of the guide column (313);
the radiating fins (2) are arranged on the top surface of the radiating base (1), the radiating fins (2) are located on the auxiliary cavity holes (12) in corresponding positions in a one-to-one correspondence mode, two openings of second water guide holes (21) in the radiating fins (2) are respectively in butt joint communication with corresponding left vertical holes (121) and right vertical holes (123), a top pressing column (22) on each radiating fin (2) is inserted into corresponding middle vertical holes (122), the lower end of the top pressing column (22) is pressed against the top surface of a corresponding flow guide block (312) to enable the flow guide block (312) to be tightly pressed on the cavity bottom of the inner cavity (124), the left opening of the left flow guide hole (302) is in butt joint communication with the first water guide hole (11), the right opening of the right flow guide hole (303) is in butt joint communication with the first water guide hole (11), and a left lug (23) on the radiating fins (2), The right lug (24) is fixed on the top surface of the heat dissipation base (1) through a screw (4) respectively.
2. The aluminum alloy heat sink with automatic sealing mechanism as claimed in claim 1, wherein: the utility model discloses a radiator, including fin (2), the radial cross-section's of fin (2) is equipped with the radial cross-section's of fin (2), set up on the bottom surface middle part of fin (2) spacing guiding hole (25) that run through to spacing guiding hole (25) waist shape hole (26) to make the radial cross-section's in waist shape hole (26) length direction be vertical extension, the upper end of top compression leg (22) can inlay the dress in spacing guiding hole (25) vertically with sliding, vertically through screw hole (221) is seted up to the upper end of top compression leg (22), threaded connection has locking screw (222) on screw hole (221), and the nut end that makes locking screw (222) passes waist shape hole (26) is arranged in outside fin (2).
3. The aluminum alloy heat sink with automatic sealing mechanism as claimed in claim 2, wherein: the hole wall of the limiting guide hole (25) is provided with a ring of annular groove (27), a rubber sealing ring (28) is embedded in the annular groove (27), and the rubber sealing ring (28) is tightly sleeved on the top pressing column (22).
4. The aluminum alloy heat sink with automatic sealing mechanism as claimed in claim 1, wherein: the heat dissipation base is characterized in that the top surface of the heat dissipation base (1) is provided with a plurality of first ring grooves (101), a plurality of second ring grooves (102) and a plurality of third ring grooves (103), the first ring grooves (101) are made to surround the upper hole openings of the left vertical holes (121) in a one-to-one correspondence manner, the second ring grooves (102) are made to surround the upper hole openings of the middle vertical holes (122) in a one-to-one correspondence manner, the third ring grooves (103) are made to surround the upper hole openings of the right vertical holes (123) in a one-to-one correspondence manner, the first ring grooves (101) are respectively embedded with first sealing rubber rings (104), the second ring grooves (102) are respectively embedded with second sealing rubber rings (105), and the third ring grooves (103) are respectively embedded with third sealing rubber rings (106).
5. The aluminum alloy heat sink with automatic sealing mechanism as claimed in claim 1, wherein: the radial cross section of the first water guide hole (11) is square, when the upper surface of the sealing pressing plate (311) is pressed on the upper cavity wall of the inner cavity (124), the lower surface of the sealing pressing plate (311) is flush with the upper hole wall of the first water guide hole (11), and when the lower surface of the sealing pressing plate (311) is pressed on the lower cavity wall of the inner cavity (124), the upper surface of the sealing pressing plate (311) is flush with the lower hole wall of the first water guide hole (11).
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| CN202010483464.8A CN111829381B (en) | 2020-06-01 | 2020-06-01 | Aluminum alloy heat abstractor with automatic sealing mechanism |
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| CN202010483464.8A CN111829381B (en) | 2020-06-01 | 2020-06-01 | Aluminum alloy heat abstractor with automatic sealing mechanism |
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| CN110749209A (en) * | 2019-10-23 | 2020-02-04 | 浙江国潮科技有限责任公司 | Composite radiator structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH05235221A (en) * | 1992-02-21 | 1993-09-10 | Inter Unit Kk | Semiconductor stack |
| KR101276326B1 (en) * | 2013-01-16 | 2013-06-18 | 주식회사 한동테크 | Pcb with via hole, led module and led light |
| CN205119865U (en) * | 2015-09-09 | 2016-03-30 | 燕山大学 | Combined heat sink |
| CN106654849A (en) * | 2017-03-17 | 2017-05-10 | 福建浩蓝光电有限公司 | High-heat-dissipation semiconductor laser |
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| CN111829381B (en) | 2024-01-09 |
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