CN215073618U - Liquid cooling radiator capable of improving radiating effect - Google Patents
Liquid cooling radiator capable of improving radiating effect Download PDFInfo
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- CN215073618U CN215073618U CN202121174561.5U CN202121174561U CN215073618U CN 215073618 U CN215073618 U CN 215073618U CN 202121174561 U CN202121174561 U CN 202121174561U CN 215073618 U CN215073618 U CN 215073618U
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Abstract
The utility model discloses a liquid cooling radiator for improving heat dissipation effect, which comprises a liquid discharge pipe, heat dissipation fins arranged on the liquid discharge pipe, a shunting and collecting tank, a collecting box, a liquid pump and a heat dissipation base; the liquid collecting box is internally provided with a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity, and the shunting and collecting tanks are respectively arranged at two ends of the liquid discharging pipe; the shunting and collecting grooves at two ends are respectively provided with a first cold liquid shunting groove and a second cold liquid shunting groove, and a first hot liquid shunting groove and a second hot liquid shunting groove at intervals; the liquid discharge pipe is provided with a first return discharge pipe and a second return discharge pipe; the cold liquid of the first and second cold liquid diversion grooves respectively enters the cold liquid cavity and then flows through the heat dissipation base, the cold liquid absorbs the heat of the heat dissipation base and becomes hot liquid, the hot liquid is pumped by the liquid pump to enter the liquid pump installation cavity and then enters the hot liquid cavity, the hot liquid respectively flows to the first and second hot liquid diversion grooves, the hot liquid is cooled and flows back to the first and second cold liquid diversion grooves through the first and second backflow calandria correspondingly to become cold liquid, and meanwhile bilateral circulation is formed, so that the liquid flow balance and stability are effectively improved, and the heat dissipation effect is better.
Description
Technical Field
The utility model belongs to the technical field of the radiator technique and specifically relates to indicate a liquid cooling radiator who improves the radiating effect.
Background
The liquid cooling radiator at present usually comprises liquid cooling row, liquid cooling head and liquid pipe, and the liquid pipe is connected between liquid cooling row and liquid cooling head, utilizes the liquid pipe to make the liquid circulation flow in liquid cooling row and the liquid cooling head, and liquid absorbs the heat on the liquid cooling head, gets into on the liquid cooling row and dispels the heat, and liquid after the heat dissipation flows back to in the liquid cooling head. In practical use, the problems of uneven liquid flow in the calandria, poor flow speed stability and the like of liquid cooling drainage are easy to occur, and the heat dissipation effect is not ideal.
Therefore, the applicant has elaborated a new technical solution to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a liquid cooling radiator with improved heat dissipation effect, which effectively improves the balance and stability of liquid flow, and has better heat dissipation effect.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an improve radiating effect's liquid cooling radiator, includes the liquid calandria, sets up heat radiation fins, reposition of redundant personnel collecting tank, collection liquid box, liquid pump and the heat dissipation base on the liquid calandria, wherein:
the liquid collection box is arranged in the liquid collection box installation cavity, a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity are partitioned in the liquid collection box, and the liquid pump is arranged in the liquid pump installation cavity; the heat dissipation base is arranged at the bottom of the liquid collection box;
the shunting and collecting grooves are respectively arranged at two ends of the liquid discharge pipe, a first cold liquid shunting groove and a second cold liquid shunting groove are arranged in the shunting and collecting groove at one end, and a first hot liquid shunting groove and a second hot liquid shunting groove are arranged in the shunting and collecting groove at the other end; the liquid discharge pipe is provided with a first backflow discharge pipe and a second backflow discharge pipe which are positioned at two sides of the liquid collection box mounting cavity;
the cold liquid of the first and second cold liquid diversion grooves respectively enters the cold liquid cavity and then flows through the heat dissipation base together, the cold liquid absorbs the heat of the heat dissipation base to become hot liquid, the hot liquid is pumped into the liquid pump installation cavity by the liquid pump and flows out of the liquid pump installation cavity to enter the hot liquid cavity, the hot liquid of the hot liquid cavity respectively flows to the first and second hot liquid diversion grooves, the hot liquid of the first hot liquid diversion groove cools and returns the hot liquid to the first cold liquid diversion groove through the first backflow calandria to become cold liquid, the hot liquid of the second hot liquid diversion groove cools and returns the hot liquid to the second cold liquid diversion groove through the second backflow calandria to become cold liquid, and meanwhile bilateral circulation is formed.
As a preferred scheme, the liquid cooling device further comprises a liquid cooling head, wherein the liquid cooling head is arranged at the bottom of the liquid collecting box, and the heat dissipation base is arranged at the bottom of the liquid cooling head and is used for being in contact with a heat source.
As a preferred scheme, the heat dissipation base is provided with a heat dissipation bottom plate and heat dissipation fins integrally connected with the heat dissipation bottom plate, a liquid isolation cover is arranged on the front side of the heat dissipation bottom plate and used for covering the heat dissipation fins integrally connected with the heat dissipation bottom plate, a cold liquid inlet is arranged on the liquid isolation cover, and a hot liquid outlet is arranged on the peripheral side of the liquid isolation cover; a cold liquid output port is formed in the bottom of the cold liquid cavity, and a hot liquid input port is formed between the hot liquid cavity and the liquid pump installation cavity; the liquid cooling head is provided with a cold liquid flow passage and a hot liquid flow passage;
the cold liquid flows out through the cold liquid outlet of the cold liquid cavity and flows into the cold liquid flow channel, then flows into the liquid separation cover through the cold liquid inlet of the liquid separation cover and exchanges heat with the heat dissipation base to become hot liquid, and the hot liquid flows out from the hot liquid outlet on the peripheral side of the liquid separation cover, then enters the hot liquid flow channel, flows out from the hot liquid flow channel and enters the liquid pump installation cavity.
As a preferable scheme, two cold liquid output ports of the cold liquid cavity are arranged at left and right intervals to respectively correspond to the areas where the first and second cold liquid drainage pipe groups are located; the inlet of the cold liquid flow channel is provided with two cold liquid outlets corresponding to the cold liquid cavity, the cold liquid flow channel extends from the inlet of the cold liquid flow channel to form a flow channel branch respectively, and the two flow channel branches extend to the outlet of the cold liquid flow channel after being converged; the outlet of the cold liquid flow passage corresponds to the upper part of the cold liquid input port of the liquid isolating cover,
the inlet of the hydrothermal flow passage corresponds to the upper side of the peripheral side of the liquid separation cover, the outlet of the hydrothermal flow passage is arranged right opposite to the lower side of the liquid pump, the hydrothermal flow passage extends upwards from the inlet of the hydrothermal flow passage and extends to the upper side of the top of the liquid separation cover until the lower side of the liquid pump, and after being pumped by the liquid pump, the liquid is discharged to the hydrothermal cavity from the side surface of the liquid pump installation cavity.
As a preferred scheme, the liquid cooling head and the heat dissipation base are sequentially stacked at the bottom of the liquid collection box, an internal thread hole with a blind end at the upper end is concavely arranged at the bottom of the liquid collection box, and the liquid cooling head and the heat dissipation base penetrate through the heat dissipation bottom plate and the liquid cooling head through screws and are in threaded connection with the internal thread hole; and first liquid leakage preventing sealing rings are arranged between the liquid cooling head and the liquid collecting box, between the liquid cooling head and the heat dissipation bottom plate and between the liquid cooling head and the liquid isolating cover.
As a preferred scheme, the liquid collecting box comprises a box main body and a box cover assembled on the box main body; the box main body is divided into a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity by a liquid separation sheet; the box cover protrudes into the box main body, and accordingly the liquid pump installation cavity is formed by being concavely arranged from the top of the box cover.
As a preferable scheme, a liquid inlet hole is arranged in the center of the bottom of the liquid pump installation cavity, and a liquid outlet hole is arranged on the circumferential side of the liquid pump installation cavity; a liquid baffle boss is convexly arranged on one side of the inner peripheral side wall of the liquid pump installation cavity, which corresponds to the liquid outlet hole, and a flow guide groove is concavely arranged on the other side, which corresponds to the liquid outlet hole; the liquid blocking boss is arranged in a thickness-gradually-thinning mode along the circumferential direction of the rotation of the impeller, and the flow guide groove is arranged in a shallow-gradually-deepened mode along the circumferential direction of the rotation of the impeller and penetrates through the liquid outlet hole.
Preferably, a convex part with a liquid injection port is integrally formed on the inner wall surface of the flow dividing and collecting tank; the liquid injection port comprises an internal thread hole and a step hole for accommodating the nut part and the second liquid leakage prevention sealing ring, the internal thread hole is communicated with the inside of the liquid collection box, and the step hole is communicated between the internal thread hole and the outside of the liquid collection box;
the anti-leakage screw is characterized by further comprising a liquid filling port sealing screw and a second anti-leakage sealing ring, the second anti-leakage sealing ring is located between a screw cap portion of the screw and the inner end face of the step hole, the liquid filling port sealing screw is screwed into the inner threaded hole, and when the liquid filling port sealing screw is locked, the screw cap portion extrudes the second anti-leakage sealing ring to enable the second anti-leakage sealing ring to deform and clamp between the screw cap portion and the inner end face of the step hole, so that leakage prevention is achieved.
As a preferred scheme, the step hole comprises a first step hole and a second step hole which are sequentially arranged from outside to inside and are communicated, and the first step hole is larger than the second step hole; the second liquid leakage preventing sealing ring is located in the second step hole, before the second liquid leakage preventing sealing ring is extruded by the screw cap portion, the thickness of the second liquid leakage preventing sealing ring is higher than that of the first step surface of the first step hole, when the sealing screw of the liquid filling opening is locked, the screw cap portion extrudes the second liquid leakage preventing sealing ring until the screw cap portion abuts against the first step surface, the second liquid leakage preventing sealing ring is deformed to fill the second step hole, and leakage prevention is achieved.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme: the cold liquid of the first and second cold liquid diversion grooves enters the cold liquid cavity through the corresponding first and second cold liquid drainage pipe groups, then enters the liquid pump installation cavity, then flows through the liquid cooling head and the heat dissipation base, absorbs the heat of the heat dissipation base to be changed into hot liquid and enters the hot liquid cavity, then enters the corresponding first and second hot liquid diversion grooves through the first and second hot liquid drainage pipe groups respectively, and then is cooled and reflowed through the corresponding first and second backflow drainage pipe groups to enter the first and second cold liquid diversion grooves, and the circulation is carried out; therefore, the liquid flow balance and stability can be improved, and the heat dissipation effect is better;
secondly, the arrangement of a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity in the liquid collection box and the arrangement of a cold liquid flow channel and a hot liquid flow channel of the liquid cooling head skillfully form that cold liquid enters the inner cold liquid cavity, then passes through the cold liquid flow channel and the liquid separation cover, flows through the heat dissipation base, runs around the periphery of the liquid separation cover for a circle, and then enters the hot liquid flow channel and the hot liquid cavity; the cold liquid output ports of the cold liquid cavity are arranged at left and right intervals to respectively correspond to the areas where the first cold liquid drainage pipe group and the second cold liquid drainage pipe group are located, so that the cold liquid can be uniformly divided and introduced; meanwhile, the design that the liquid collecting box, the liquid isolating cover and the heat dissipation base are made of heat dissipation metal materials is combined; therefore, on one hand, the liquid flow balance and stability in the calandria are further improved, and on the other hand, the liquid can be effectively and fully cooled and radiated by the aid of the tortuous flow channel and the flow direction design, so that the radiating effect is further improved;
furthermore, the utility model discloses a liquid cooling radiator suitability is better because: the liquid leakage prevention effect is good, the high leakage prevention requirement can be met, the structure is compact, the whole radiator is in a modular design, and the occupied space is reduced;
and, through protruding liquid boss that is equipped with of one side that corresponds out the liquid hole at the interior circumference lateral wall of liquid pump installation cavity, the opposite side that corresponds out the liquid hole is equipped with the water conservancy diversion recess concavely, plays good water conservancy diversion effect, and the smoothness nature is better, is favorable to improving liquid pump work efficiency.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of a preferred embodiment of the present invention;
FIG. 2 is another perspective view of the preferred embodiment of the present invention;
FIG. 3 is an exploded view of the preferred embodiment of the present invention;
FIG. 4 is a fluid flow diagram of the preferred embodiment of the present invention;
FIG. 5 is a cross-sectional view of the preferred embodiment of the invention (showing the fluid flow direction as well);
FIG. 6 is an exploded view of the liquid collection box and liquid cooling head of the preferred embodiment of the present invention;
fig. 7 is another perspective view of the liquid cooling head according to the preferred embodiment of the present invention;
FIG. 8 is a perspective view of a liquid pump mounting chamber in accordance with a preferred embodiment of the present invention;
FIG. 9 is a sectional view of a liquid pump mounting chamber in accordance with a preferred embodiment of the present invention;
FIG. 10 is a schematic view of the application of the liquid pump installation chamber of the preferred embodiment of the present invention;
fig. 11 is a cross-sectional view of the liquid pump installation cavity according to the preferred embodiment of the present invention (the guide groove is a circular arc groove);
FIG. 12 is a cross-sectional view of the liquid pump mounting chamber according to the preferred embodiment of the present invention (the guide groove is a V-shaped groove);
fig. 13 is a cross-sectional view of the liquid pump installation cavity according to the preferred embodiment of the present invention (the guiding groove is a rectangular groove).
The attached drawings indicate the following:
liquid collecting box installation cavity 11 of liquid discharging pipe 10
First return exhaust stack 101 and second return exhaust stack 102
First hot liquid discharge pipe group 103 and second hot liquid discharge pipe group 104
First cold liquid discharge tube set 105 and second cold liquid discharge tube set 106
Radiating fins 107 disposed on the liquid discharge pipe for distributing and collecting liquid in the liquid tank 20
First hot liquid diversion channel 21 and second hot liquid diversion channel 22
First cold liquid diversion groove 23 and second cold liquid diversion groove 24
The sump body 201 is connected with the cover 202
Second liquid-proof sheet 203
Liquid collecting box 30 cold liquid cavity 31
Liquid pump installation cavity 32 hot liquid cavity 33
Cold liquid outlet 311
Box body 301 and box cover 302
First liquid-proof sheet 303
Through hole 3011 liquid pump 40
PCB 41 liquid cooling head 50
Hot liquid flow passage 51 and cold liquid flow passage 52
Fastener 70 for integrally forming heat sink fins 62 connected to heat sink base plate
Fastener screw 71 liquid-proof cover 80
Hot liquid outlet 81 and cold liquid inlet 82
First leakage-proof sealing ring 91 first liquid filling opening A
Sealing screw C for liquid filling port of second liquid filling port B
The first step surface E of the second leakage-proof sealing ring D
An impeller 41.
Detailed Description
Fig. 1 to 13 show the specific structure of the preferred embodiment of the present invention.
The utility model provides an improve radiating effect's liquid cooling radiator, includes liquid calandria 10, sets up heat radiation fin 107, reposition of redundant personnel collecting tank 20, collection liquid box 30, liquid pump 40 and heat dissipation base 60 on the liquid calandria, wherein:
the liquid collecting box 30 is arranged in the liquid collecting box installation cavity 11, the cold liquid cavity 31, the liquid pump installation cavity 32 and the hot liquid cavity 33 are arranged in the liquid collecting box 30 in an isolated mode, and the liquid pump 40 is arranged in the liquid pump installation cavity 32; the heat dissipation base 60 is arranged at the bottom of the liquid collection box 30; the distributing and collecting grooves 20 are respectively arranged at two ends of the liquid discharge pipe 10, a first cold liquid distributing groove 23 and a second cold liquid distributing groove 24 are arranged in the distributing and collecting groove 20 at one end, and a first hot liquid distributing groove 21 and a second hot liquid distributing groove 22 are arranged in the distributing and collecting groove 20 at the other end; the liquid discharge pipe 10 is provided with a first return discharge pipe 101 and a second return discharge pipe 102 which are positioned at two sides of the liquid collecting box installation cavity 11; the cold liquids of the first cold liquid diversion trench 23 and the second cold liquid diversion trench 24 respectively enter the cold liquid cavity 31, and then flow through the heat dissipation base 60 together, the cold liquids absorb the heat of the heat dissipation base 60 to become hot liquids, the hot liquids are pumped by the liquid pump 40 to enter the liquid pump installation cavity 32, and then flow out of the liquid pump installation cavity 32 and enter the hot liquid cavity 33, the hot liquids of the hot liquid cavity 33 respectively flow to the first hot liquid diversion trench 21 and the second hot liquid diversion trench 22, the hot liquids of the first hot liquid diversion trench 21 are cooled by the first heat dissipation drain pipes 101 to be cooled and returned to the first cold liquid diversion trench 23 to become cold liquids, and the hot liquids of the second hot liquid diversion trench 22 are cooled by the second heat dissipation drain pipes 102 to be cooled and returned to the second cold liquid diversion trench 24 to become cold liquids, and meanwhile bilateral circulation is formed. The liquid discharge pipe 10 is divided into a left half part and a right half part for circulation through the shunting liquid collecting groove 20, so that the liquid flow balance and stability are effectively improved, and the heat dissipation effect is better.
Specifically, the method comprises the following steps: the liquid cooling head 50 is arranged at the bottom of the liquid collecting box 30, the heat dissipation base 60 is arranged at the bottom of the liquid cooling head 50 and is used for contacting a heat source, and the liquid discharging pipes 10 are arranged side by side and surround to form a liquid collecting box installation cavity 11; for clarity of description of the relative positional relationship, the direction defined in fig. 3 is taken as an example (without limiting the direction), and the liquid discharge pipe 10 includes a first return discharge pipe group 101 and a second return discharge pipe group 102 respectively located at the left and right sides of the header mounting chamber 11, a first cold liquid discharge pipe group 105 and a second cold liquid discharge pipe group 106 respectively arranged at the upper end of the header mounting chamber 11 at a left-right interval, and a first hot liquid discharge pipe group 103 and a second hot liquid discharge pipe group 104 respectively arranged at the front end of the header mounting chamber 11 at a left-right interval; the front ends of the first and second cold liquid discharge tube groups 105, 106 are connected to the cold liquid chamber 31, and the rear ends of the first and second hot liquid discharge tube groups 103, 104 are connected to the hot liquid chamber 33.
The distributing and collecting tank 20 is respectively arranged at the front end and the rear end of the liquid discharge pipe 10, a first cold liquid distributing tank 23 and a second cold liquid distributing tank 24 are arranged in the distributing and collecting tank 20 at the rear end in a partitioned manner, and a first hot liquid distributing tank 21 and a second hot liquid distributing tank 22 are arranged in the distributing and collecting tank 20 at the front end in a partitioned manner; a second liquid barrier 203 may be provided in the distribution sump 20, for example centrally provided to even out the distribution sump 20. The rear ends of the first return pipe bank 101 and the first cold liquid pipe bank 105 are both communicated with the first cold liquid diversion groove 23, and the front ends of the first return pipe bank 101 and the first hot liquid pipe bank 103 are both communicated with the first hot liquid diversion groove 21; the rear ends of the second backflow pipe group 102 and the second cold liquid pipe group 106 are both communicated with the second cold liquid diversion groove 24, and the front ends of the second backflow pipe group 102 and the second hot liquid pipe group 104 are both communicated with the second hot liquid diversion groove 22; as shown in fig. 3, the flow-dividing sump 20 includes a sump body 201 and a connection cover 202 assembled to the sump body 201, and the connection cover 202 is provided with a plurality of holes to be respectively assembled with the tubes of each tube bank one by one.
Generally, a buckle 70 may be disposed at the rear side of the liquid cooling head 50 corresponding to the peripheral region of the heat dissipating base 60, the buckle 70 is locked to the liquid cooling head 50 by a buckle screw 71, and the buckle 70 is provided with a locking hole for facilitating the installation and fixation of the whole liquid cooling heat sink.
The heat sink base 60 has a heat sink base plate 61 and heat sink fins 62 integrally connected to the heat sink base plate, and a liquid-proof cover 80 is disposed on the upper side of the heat sink base plate 61 for covering the heat sink fins 62 integrally connected to the heat sink base plate. A cold liquid input port 82 is arranged on the liquid separation cover 80, and a hot liquid output port 81 is arranged on the peripheral side of the liquid separation cover 80; a cold liquid output port 311 is arranged at the bottom of the cold liquid cavity 31, and a hot liquid input port is arranged between the hot liquid cavity 33 and the liquid pump installation cavity 32; the liquid cooling head 50 is provided with a hot liquid flow passage 51 and a cold liquid flow passage 52; the cold liquid flows out through the cold liquid outlet 311 of the cold liquid chamber 31 and flows into the cold liquid flow passage 52, then flows into the liquid-blocking cover 80 through the cold liquid inlet 82 of the liquid-blocking cover 80 to exchange heat with the heat dissipation base 60 to become hot liquid, and the hot liquid flows out through the hot liquid outlet 81 on the peripheral side of the liquid-blocking cover 80, then enters the hot liquid flow passage 51, then flows out through the hot liquid flow passage 51 and enters the liquid pump installation chamber 33.
As shown in connection with figures 5 to 7,
two cold liquid output ports 311 of the cold liquid cavity 31 are arranged at left and right intervals and respectively correspond to the areas where the first cold liquid drainage pipe group 105 and the second cold liquid drainage pipe group 106 are located; the inlet of the cold liquid flow channel 52 is provided with two cold liquid output ports 311 corresponding to the cold liquid cavity 31, the cold liquid flow channel 52 extends from the inlet thereof to form a flow channel branch, and the two flow channel branches converge and then extend to the outlet of the cold liquid flow channel 52; the outlet of the cold liquid flow channel 52 corresponds to the upper part of the cold liquid input port 82 of the liquid isolating cover 80;
the inlet of the hot liquid flow passage 51 corresponds to the upper side of the peripheral side of the liquid-isolating cover 80, the outlet of the hot liquid flow passage 51 is arranged right below the liquid pump 40, the hot liquid flow passage 51 extends upwards from the inlet thereof, extends to the upper side of the top of the liquid-isolating cover 80 and reaches the lower side of the liquid pump 40, and after being sucked by the liquid pump 40, the liquid is discharged to the hot liquid cavity 33 from the side surface of the liquid pump 40;
the liquid cooling head 50 and the heat dissipation base 60 are sequentially stacked at the bottom of the liquid collection box 30, an internal thread hole with a blind end at the upper end is concavely arranged at the bottom of the liquid collection box 30, and the internal thread hole penetrates through the heat dissipation bottom plate 61 and the liquid cooling head 50 through screws and is in threaded connection with the internal thread hole; first liquid leakage prevention sealing rings 91 are arranged between the liquid cooling head 50 and the liquid collecting box 30, between the liquid cooling head 50 and the heat dissipation bottom plate 61, between the liquid cooling head 50 and the liquid separation cover 80 and between the liquid pump 40 and the box cover 302.
The liquid collecting box 30 comprises a box main body 301 and a box cover 302 assembled on the box main body 301; the two ends of the box main body 301 are provided with a plurality of mounting holes corresponding to the first cold liquid discharge pipe group 105, the second cold liquid discharge pipe group 106, the first hot liquid discharge pipe group 103 and the second hot liquid discharge pipe group 104, and the box main body 301 is partitioned into a cold liquid cavity 31, a liquid pump mounting cavity 32 and a hot liquid cavity 33 through a first liquid partition sheet 303; the box cover 302 protrudes into the box main body 301, and accordingly, the liquid pump installation cavity 32 is formed by being concavely arranged from the top of the box cover 302; the top of the box cover 302 is provided with a PCB 41; the cold liquid outlet 321 is disposed on the box cover 302, and a through hole 3011 is disposed at the bottom of the box body 301 to pass through the outlet of the hot liquid channel 51.
The first and second return tube bank 101, 102, the first and second cold liquid tube bank 105, 106, the first and second hot liquid tube bank 103, 104 comprise one or more tube banks, and the heat dissipation fins 107 disposed on the tube banks are usually disposed between adjacent tube banks, and may be welded or tightly fitted. The heat dissipation fins 107 disposed on the liquid discharge pipe may be of a V-shaped folded-plate structure, and of course, may be designed in other shapes with little change, and is not limited herein.
The rear diversion catch basin 20 is provided with a first liquid injection port a corresponding to the first cold liquid diversion basin 23 or the second cold liquid diversion basin 24, and correspondingly, the front diversion catch basin 20 is provided with a second liquid injection port B corresponding to the second hot liquid diversion basin 22 or the first hot liquid diversion basin 21. Preferably, a convex part with a liquid injection port is integrally formed on the inner wall surface of the diversion and collection tank 20; the liquid injection port comprises an internal thread hole and a step hole for accommodating a nut part and a second liquid leakage prevention sealing ring D, the internal thread hole is communicated with the inside of the liquid collection box 30, and the step hole is communicated between the internal thread hole and the outside of the liquid collection box 30; the anti-leakage device is characterized by further comprising a liquid filling port sealing screw C and a second anti-leakage sealing ring D, wherein the second anti-leakage sealing ring D is located between a screw cap portion of the liquid filling port sealing screw C and an inner end face of the step hole, the liquid filling port sealing screw C is screwed into the inner threaded hole, and when the liquid filling port sealing screw C is locked, the screw cap portion extrudes the second anti-leakage sealing ring D to enable the second anti-leakage sealing ring D to deform and be clamped between the screw cap portion and the inner end face of the step hole, so that anti-leakage is achieved. The step hole comprises a first step hole and a second step hole which are sequentially arranged from outside to inside and run through, and the first step hole is larger than the second step hole; the second liquid leakage preventing sealing ring D is located in the second step hole, before the second liquid leakage preventing sealing ring D is extruded by the screw cap portion, the thickness of the second liquid leakage preventing sealing ring D is larger than that of the first step hole, when the sealing screw C of the liquid filling opening is locked and locked, the screw cap portion extrudes the second liquid leakage preventing sealing ring D until the screw cap portion abuts against the first step hole E, the second liquid leakage preventing sealing ring D is deformed to fill the second step hole, and leakage prevention is achieved.
As shown in fig. 8 to 13, a liquid inlet hole 321 is centrally disposed at the bottom of the liquid pump installation cavity, and a liquid outlet hole 322 is disposed at the lower side of the periphery of the liquid pump installation cavity; a liquid blocking boss 323 is convexly arranged on one side of the inner peripheral side wall of the liquid pump mounting cavity corresponding to the liquid outlet hole 322, and a flow guide groove 324 is concavely arranged on the other side corresponding to the liquid outlet hole 322; the impeller 41 rotating axial direction of the liquid pump is the fore-and-aft direction, the liquid baffle boss 323 is set by the thickness gradually thinning type along the rotating circumference of the impeller 41, and the diversion groove 324 is set up from the shallow gradually deepening type along the rotating circumference of the impeller 41 and runs through the liquid outlet 322, and simultaneously, the diversion groove 324 is set up gradually along the rotating circumference of the impeller 41 to the area of the up-and-down direction occupied by the same. As shown in fig. 10, the end of the liquid blocking projection 323 extends to the opposite side of the liquid outlet hole 322, and the starting end of the guiding groove 324 is spaced apart from the end of the liquid blocking projection 323. The liquid rotates along the liquid blocking boss 323, the liquid containing space is gradually enlarged until the area between the tail end of the liquid blocking boss 323 and the starting end of the flow guide groove 324 reaches the maximum; and the initial end of the diversion groove 324 is provided with a diversion groove 324, which is further concavely arranged along the inner peripheral side wall of the liquid pump installation cavity in the maximum liquid containing space, so that the liquid is screwed out along the diversion groove 324, and the diversion groove 324 is gradually enlarged and gradually deepened, thereby being beneficial to the liquid to quickly reach the liquid outlet hole 322 through the diversion groove 324. Preferably, the head end of the liquid blocking boss 323 is a concave arc surface, and when liquid rushes to the head end of the liquid blocking boss 323, the concave arc surface forms a local rotation stopping effect, so that the liquid outlet amount of the liquid outlet hole 322 is further ensured. As shown in fig. 11 to 13, the cross section of the diversion groove 324 may be a circular arc groove, a V groove, a rectangular groove or other shapes, and it is only necessary that the diversion groove is formed by being recessed in the inner peripheral side wall of the liquid pump installation cavity.
The utility model is mainly characterized in that a cold liquid chamber, a liquid pump installation chamber and a hot liquid chamber are arranged in the liquid collecting box in a separated manner through the arrangement of the liquid discharging pipe, the shunting collecting tank, the liquid pump and the heat dissipation base, the shunting collecting tank is respectively arranged at two ends of the liquid discharging pipe, a first cold liquid shunting tank and a second cold liquid shunting tank are arranged in the shunting collecting tank at one end, and a first hot liquid shunting tank and a second hot liquid shunting tank are arranged in the shunting collecting tank at the other end; the liquid discharge pipe is provided with a first backflow discharge pipe and a second backflow discharge pipe which are positioned at two sides of the liquid collection box mounting cavity; cold liquid of the first and second cold liquid diversion grooves respectively enters the cold liquid cavity and then flows through the heat dissipation base, the cold liquid absorbs heat of the heat dissipation base and becomes hot liquid, the hot liquid is pumped by the liquid pump to enter the liquid pump installation cavity and then enters the hot liquid cavity, the hot liquid respectively flows to the first and second hot liquid diversion grooves, the hot liquid is cooled and flows back to the first and second cold liquid diversion grooves through the first and second return pipes correspondingly, and bilateral circulation is formed at the same time; therefore, the liquid flow balance and stability can be improved, and the heat dissipation effect is better;
secondly, the arrangement of a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity in the liquid collection box and the arrangement of a cold liquid flow channel and a hot liquid flow channel of the liquid cooling head skillfully form that cold liquid enters the inner cold liquid cavity, then passes through the cold liquid flow channel and the liquid separation cover, flows through the heat dissipation base, flows out from a hot liquid output port on the peripheral side of the liquid separation cover, then enters the hot liquid flow channel, and then enters the hot liquid cavity; the cold liquid output ports of the cold liquid cavity are arranged at left and right intervals to respectively correspond to the areas where the first cold liquid drainage pipe group and the second cold liquid drainage pipe group are located, so that the cold liquid can be uniformly divided and introduced; meanwhile, the design that the liquid collecting box, the liquid isolating cover and the heat dissipation base are made of heat dissipation metal materials is combined; therefore, on one hand, the liquid flow balance and stability are further improved, and on the other hand, the liquid can be effectively and fully cooled and radiated by the aid of the tortuous flow channel and the flow direction design, so that the radiating effect is further improved;
furthermore, the utility model discloses a liquid cooling radiator suitability is better because: the liquid leakage prevention effect is good, the high leakage prevention requirement can be met, the structure is compact, the whole radiator is in a modular design, and the occupied space is reduced;
and, through protruding liquid boss that is equipped with of one side that corresponds out the liquid hole at the interior circumference lateral wall of liquid pump installation cavity, the opposite side that corresponds out the liquid hole is equipped with the water conservancy diversion recess concavely, plays good water conservancy diversion effect, and the smoothness nature is better, is favorable to improving liquid pump work efficiency.
Claims (10)
1. The utility model provides an improve liquid cooling radiator of radiating effect which characterized in that: including the liquid calandria, set up heat radiation fin, reposition of redundant personnel collecting tank, collection liquid box, liquid pump and the heat dissipation base on the liquid calandria, wherein:
the liquid collection box is arranged in the liquid collection box installation cavity, a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity are partitioned in the liquid collection box, and the liquid pump is arranged in the liquid pump installation cavity; the heat dissipation base is arranged at the bottom of the liquid collection box;
the shunting and collecting grooves are respectively arranged at two ends of the liquid discharge pipe, a first cold liquid shunting groove and a second cold liquid shunting groove are arranged in the shunting and collecting groove at one end, and a first hot liquid shunting groove and a second hot liquid shunting groove are arranged in the shunting and collecting groove at the other end; the liquid discharge pipe is provided with a first backflow discharge pipe and a second backflow discharge pipe which are positioned at two sides of the liquid collection box mounting cavity;
the cold liquid of the first and second cold liquid diversion grooves respectively enters the cold liquid cavity and then flows through the heat dissipation base together, the cold liquid absorbs the heat of the heat dissipation base to become hot liquid, the hot liquid is pumped into the liquid pump installation cavity by the liquid pump and flows out of the liquid pump installation cavity to enter the hot liquid cavity, the hot liquid of the hot liquid cavity respectively flows to the first and second hot liquid diversion grooves, the hot liquid of the first hot liquid diversion groove cools and returns the hot liquid to the first cold liquid diversion groove through the first backflow calandria to become cold liquid, the hot liquid of the second hot liquid diversion groove cools and returns the hot liquid to the second cold liquid diversion groove through the second backflow calandria to become cold liquid, and meanwhile bilateral circulation is formed.
2. The liquid-cooled heat sink with improved heat dissipation effect as claimed in claim 1, wherein: the liquid cooling head is arranged at the bottom of the liquid collecting box, and the heat dissipation base is arranged at the bottom of the liquid cooling head and used for contacting a heat source.
3. The liquid-cooled heat sink with improved heat dissipation effect as claimed in claim 2, wherein: the heat dissipation base is provided with a heat dissipation bottom plate and heat dissipation fins integrally connected with the heat dissipation bottom plate, a liquid isolating cover is arranged above the heat dissipation bottom plate and used for covering the heat dissipation fins integrally connected with the heat dissipation bottom plate, a cold liquid inlet is arranged on the liquid isolating cover, and a hot liquid outlet is arranged on the peripheral side of the liquid isolating cover; a cold liquid output port is formed in the bottom of the cold liquid cavity, and a hot liquid input port is formed between the hot liquid cavity and the liquid pump installation cavity; the liquid cooling head is provided with a cold liquid flow passage and a hot liquid flow passage;
the cold liquid flows out through the cold liquid outlet of the cold liquid cavity and flows into the cold liquid flow channel, then flows into the liquid separation cover through the cold liquid inlet of the liquid separation cover and exchanges heat with the heat dissipation base to become hot liquid, and the hot liquid flows out from the hot liquid outlet on the peripheral side of the liquid separation cover, then enters the hot liquid flow channel, flows out from the hot liquid flow channel and enters the liquid pump installation cavity.
4. A liquid-cooled heat sink with improved heat dissipation as claimed in claim 3, wherein: two cold liquid output ports of the cold liquid cavity are arranged at left and right intervals and respectively correspond to the areas where the first cold liquid drainage pipe group and the second cold liquid drainage pipe group are located; the inlet of the cold liquid flow channel is provided with two cold liquid outlets corresponding to the cold liquid cavity, the cold liquid flow channel extends from the inlet of the cold liquid flow channel to form a flow channel branch respectively, and the two flow channel branches extend to the outlet of the cold liquid flow channel after being converged; an outlet of the cold liquid flow channel corresponds to the upper part of a cold liquid input port of the liquid separation cover;
the inlet of the hydrothermal flow passage corresponds to the upper side of the peripheral side of the liquid separation cover, the outlet of the hydrothermal flow passage is arranged right opposite to the lower side of the liquid pump, the hydrothermal flow passage extends upwards from the inlet of the hydrothermal flow passage and extends to the upper side of the top of the liquid separation cover until the lower side of the liquid pump, and after being pumped by the liquid pump, the liquid is discharged to the hydrothermal cavity from the side surface of the liquid pump installation cavity.
5. The liquid-cooled heat sink with improved heat dissipation effect as claimed in claim 2, wherein: the liquid cooling head and the heat dissipation base are sequentially stacked at the bottom of the liquid collection box, an internal thread hole with a blind end at the upper end is concavely arranged at the bottom of the liquid collection box, and the liquid cooling head and the heat dissipation base penetrate through the heat dissipation bottom plate and the liquid cooling head through screws and are connected in the internal thread hole in a threaded mode; and first liquid leakage preventing sealing rings are arranged between the liquid cooling head and the liquid collecting box, between the liquid cooling head and the heat dissipation bottom plate and between the liquid cooling head and the liquid isolating cover.
6. A liquid-cooled heat sink with improved heat dissipation as claimed in claim 3, wherein: the liquid collection box comprises a box main body and a box cover assembled on the box main body; the box main body is divided into a cold liquid cavity, a liquid pump installation cavity and a hot liquid cavity by a liquid separation sheet; the box cover protrudes into the box main body, and accordingly the liquid pump installation cavity is formed by being concavely arranged from the top of the box cover.
7. A liquid-cooled radiator with improved heat dissipation effect as claimed in claim 1 or 6, wherein: a liquid inlet hole is arranged in the middle of the bottom of the liquid pump installation cavity, and a liquid outlet hole is arranged on the circumferential side of the liquid pump installation cavity; a liquid baffle boss is convexly arranged on one side of the inner peripheral side wall of the liquid pump installation cavity, which corresponds to the liquid outlet hole, and a flow guide groove is concavely arranged on the other side, which corresponds to the liquid outlet hole; the liquid blocking boss is arranged in a thickness-gradually-thinning mode along the circumferential direction of the rotation of the impeller, and the flow guide groove is arranged in a shallow-gradually-deepened mode along the circumferential direction of the rotation of the impeller and penetrates through the liquid outlet hole.
8. The liquid-cooled heat sink with improved heat dissipation effect as claimed in claim 1, wherein: the shunting collecting tank at one end is provided with a first liquid injection port corresponding to the first or second cold liquid shunting tank, and correspondingly, the shunting collecting tank at the other end is provided with a second liquid injection port corresponding to the second or first hot liquid shunting tank.
9. The liquid-cooled heat sink with improved heat dissipation effect as claimed in claim 8, wherein: a convex part with a liquid injection port is integrally formed on the inner wall surface of the shunting liquid collecting tank; the liquid injection port comprises an internal thread hole and a step hole for accommodating the nut part and the second liquid leakage prevention sealing ring, the internal thread hole is communicated with the inside of the liquid collection box, and the step hole is communicated between the internal thread hole and the outside of the liquid collection box;
the anti-leakage screw is characterized by further comprising a liquid filling port sealing screw and a second anti-leakage sealing ring, the second anti-leakage sealing ring is located between a screw cap portion of the screw and the inner end face of the step hole, the liquid filling port sealing screw is screwed into the inner threaded hole, and when the liquid filling port sealing screw is locked, the screw cap portion extrudes the second anti-leakage sealing ring to enable the second anti-leakage sealing ring to deform and clamp between the screw cap portion and the inner end face of the step hole, so that leakage prevention is achieved.
10. The liquid-cooled heat sink with improved heat dissipation of claim 9, wherein: the step hole comprises a first step hole and a second step hole which are sequentially communicated from outside to inside, and the first step hole is larger than the second step hole; the second liquid leakage preventing sealing ring is located in the second step hole, before the second liquid leakage preventing sealing ring is extruded by the screw cap portion, the thickness of the second liquid leakage preventing sealing ring is higher than that of the first step surface of the first step hole, when the sealing screw of the liquid filling opening is locked, the screw cap portion extrudes the second liquid leakage preventing sealing ring until the screw cap portion abuts against the first step surface, the second liquid leakage preventing sealing ring is deformed to fill the second step hole, and leakage prevention is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121174561.5U CN215073618U (en) | 2021-05-28 | 2021-05-28 | Liquid cooling radiator capable of improving radiating effect |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121174561.5U CN215073618U (en) | 2021-05-28 | 2021-05-28 | Liquid cooling radiator capable of improving radiating effect |
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| CN215073618U true CN215073618U (en) | 2021-12-07 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116520964A (en) * | 2023-05-17 | 2023-08-01 | 东莞汉旭五金塑胶科技有限公司 | Liquid cooling row and liquid cooling heat abstractor of two liquid pumps |
| CN116540853A (en) * | 2023-03-31 | 2023-08-04 | 东莞汉旭五金塑胶科技有限公司 | Liquid cooling heat abstractor |
| TWI824959B (en) * | 2023-03-31 | 2023-12-01 | 黃崇賢 | Liquid cooling device |
-
2021
- 2021-05-28 CN CN202121174561.5U patent/CN215073618U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116540853A (en) * | 2023-03-31 | 2023-08-04 | 东莞汉旭五金塑胶科技有限公司 | Liquid cooling heat abstractor |
| TWI824959B (en) * | 2023-03-31 | 2023-12-01 | 黃崇賢 | Liquid cooling device |
| CN116520964A (en) * | 2023-05-17 | 2023-08-01 | 东莞汉旭五金塑胶科技有限公司 | Liquid cooling row and liquid cooling heat abstractor of two liquid pumps |
| CN116520964B (en) * | 2023-05-17 | 2024-02-06 | 东莞汉旭五金塑胶科技有限公司 | Liquid cooling row and liquid cooling heat abstractor of two liquid pumps |
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