CN106705701A - Heat dissipater and manufacturing method thereof - Google Patents
Heat dissipater and manufacturing method thereof Download PDFInfo
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- CN106705701A CN106705701A CN201510508071.7A CN201510508071A CN106705701A CN 106705701 A CN106705701 A CN 106705701A CN 201510508071 A CN201510508071 A CN 201510508071A CN 106705701 A CN106705701 A CN 106705701A
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Abstract
The invention discloses a heat dissipater and a manufacturing method thereof. The heat dissipater comprises a heat dissipation plate (400) and a sealing element, wherein an inlet (401), an outlet (402) and a heat dissipation channel group machined on the side surface of the heat dissipation plate (400) are formed in the heat dissipation plate (400), the heat dissipation channel group comprises an inlet main-flow straight channel (304) communicating with the inlet (401), an outlet main-flow straight channel (301) communicating with the outlet (402), and a plurality of mutually independent flow-splitting straight channels communicating with the inlet main-flow straight channel (304) and the outlet main-flow straight channel (301); and the sealing element is hermetically arranged at a machining port where the heat dissipation channel group is located on the side surface of the heat dissipation plate (400), and the machining port is an opening formed in the side surface of the heat dissipation plate (400) during machining for the straight channels and has no use function. The use safety, the heat dissipation uniformity and the heat dissipation effect of the heat dissipater provided by the invention are improved.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, more particularly to a kind of Radiator and its preparation method.
Background technology
Radiator is more extensively applied in daily life, such as air-conditioning heat exchanger or radiator.Inside radiator
, there is heat exchange with extraneous by radiator in flow-through fluid.
At present, the type of radiator mainly has two kinds, and one kind is cover plate heat exchanger, and another kind is that pipeline is changed
Hot device.Cover plate heat exchanger includes main body and cover plate, and the groove of " snakelike " structure is machined with main body, covers
Plate is covered on main body and sets reeded side, and then sealed groove, and the radiating formed for fluid circulation is led to
Road.Its heat-sinking capability is stronger；But, the contact area between main body and cover plate is larger, is not easy to sealing,
Easily there is leakage.By taking air-conditioning heat exchanger as an example, the fluid in it is refrigerant, and refrigerant is in main body and cover plate
Between flow out, exist using dangerous；Also, refrigerant does not flow according to groove, so as to cause radiating
Uneven effect.Tube heat exchanger includes the radiator wall of copper pipe and fixed copper pipe.Because fluid exists
Copper Bottomhole pressure, it is ensured that sealing effectiveness, reduces fluid leakage；But, copper pipe and radiator wall
There is thermal contact resistance, its radiating effect is not high.
Therefore, safety in utilization, the radiating uniformity and radiating effect how are improved, is people in the art
The current technical issues that need to address of member.
The content of the invention
It is an object of the invention to provide a kind of radiator, to improve safety in utilization, the radiating uniformity and dissipate
Thermal effect.Present invention also offers a kind of manufacturing method of heat radiator.
In order to solve the above technical problems, the present invention provides a kind of radiator, including：
Heat sink, is provided with entrance, outlet and is led to by the radiating processed on the side of the heat sink
Road group, the heat dissipation channel group includes that the entrance connected with the entrance always flows straight channel and the outlet
Straight channel is always flowed in the outlet of connection and the connection entrance always flows straight channel and straight channel is always flowed in the outlet
Multiple separate shunting straight channels；
Seal, the seal sealing is arranged at the heat dissipation channel group positioned at the side of the heat sink
On processing mouthful place, the processing mouth is the side generation in heat sink when processing above-mentioned straight channel
The opening of non-usage function.
Preferably, in above-mentioned radiator, the entrance is located on the radiating surface of the heat sink；It is described go out
Mouth is located on the side of the heat sink.
Preferably, in above-mentioned radiator, the heat dissipation channel group also includes middle total stream straight channel；
The part connection entrance in multiple shunting straight channels always flows straight channel and the centre is total
Stream straight channel, its another part connects the centre and always flows straight channel with the total stream straight channel of the outlet.
Preferably, in above-mentioned radiator, the quantity of straight channel is always flowed for two in the centre, and respectively the
Total stream straight channel in the middle of total stream straight channel and second in the middle of one；
Multiple shunting straight channels are divided into three groups, straight channel is shunted described in first group and connects the entrance
Total stream straight channel in the middle of total stream straight channel and described first, shunts straight channel connection described the described in second group
Total stream straight channel in the middle of total stream straight channel and described second, shunts straight channel connection in the middle of one described in the 3rd group
Total stream straight channel and the total stream straight channel of the outlet in the middle of described second.
Preferably, in above-mentioned radiator, the diameter that straight channel is always flowed in the centre always flows directly with the entrance
The diameter that straight channel is always flowed in passage and the outlet is identical.
Preferably, in above-mentioned radiator, always stream is straight-through less than the entrance for the diameter of the shunting straight channel
The diameter of straight channel is always flowed in road and the outlet.
Preferably, in above-mentioned radiator, the entrance always flows straight channel and straight channel phase is always flowed in the outlet
It is mutually parallel, shunting straight channel and the entrance always flow straight channel and the outlet always to flow straight channel vertical.
Preferably, in above-mentioned radiator, the seal is welded to connect with the heat sink.
Preferably, in above-mentioned radiator, set fluted on the side of the heat sink, the processing mouth
In the groove bottom of the groove；
The seal is arranged in the groove, the institute where the outer surface of the seal and the groove
State side alignment.
Preferably, in above-mentioned radiator, the shunting straight channel of the identical two total stream straight channels of connection
Processing mouth is located in the groove bottom of same groove.
Present invention also offers a kind of manufacturing method of heat radiator, including step：
1) heat dissipation channel group is processed：Drilled on the side of entity plate, entrance is got out respectively, and always stream is straight-through
Straight channel is always flowed in road, outlet and the connection entrance always flows straight channel and many of straight channel are always flowed in the outlet
Individual separate shunting straight channel, the entrance always flows and entrance is provided with straight channel, and the outlet is total
Outlet is provided with stream straight channel, heat sink is formed；
2) sealing processing mouth, straight channel, outlet total stream straight channel and shunting are always flowed with seal sealed entry
The processing mouthful of straight channel, the processing mouth is to be produced in the side of entity plate when processing above-mentioned straight channel
The opening of non-usage function.
Preferably, in above-mentioned manufacturing method of heat radiator, the step 1) also include step 0 before)：
Groove is processed by milling cutter on the side of the entity plate, the processing mouthful is located at the bottom land of the groove
On face；
The step 2) in, seal is embedded in the groove.
Preferably, in above-mentioned manufacturing method of heat radiator, the step 2) in, the seal is embedded in institute
After stating in groove, the seal is connected with the heat sink by welding manner.
The radiator that the present invention is provided, it is only necessary to which sealing of the seal to processing mouth, its sealing position is less,
The possibility of fluid leakage is reduced, overall sealing effectiveness is improve, it is ensured that fluid is along heat dissipation channel group
Flowing, and then improve radiator safety in utilization and the radiating uniformity；Fluid in heat dissipation channel group with
Heat sink directly contact, it is to avoid thermal resistance generation, improves radiating effect.
The manufacturing method of heat radiator that the present invention is provided, with same technique effect.
Brief description of the drawings
Fig. 1 is the schematic front view of radiator provided by the present invention；
Fig. 2 is the schematic perspective view of radiator provided by the present invention.
Wherein,
9th shunting straight channel -101, the 8th shunting straight channel -102, the 7th shunting straight channel -103,
4th shunting straight channel -104, the 5th shunting straight channel -105, the 6th shunting straight channel -106, first
Shunting straight channel -107, the second shunting straight channel -108, the 3rd shunting straight channel -109, the total stream of outlet
Straight channel -301, total stream straight channel -302 in the middle of second, total stream straight channel -303, entrance in the middle of first
Total stream straight channel -304, heat sink -400, entrance -401, outlet -402, the second groove 501, the
Three groove -502, the first groove -503, the 7th groove -504, the 6th groove -505, the 4th groove
- 506, the 5th groove -507.
Specific embodiment
Core of the invention is to provide a kind of radiator, to improve safety in utilization, the radiating uniformity and dissipate
Thermal effect.Present invention also offers a kind of manufacturing method of heat radiator.
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the accompanying drawings and specifically
The present invention is described in further detail for implementation method.
Refer to Fig. 1 and the schematic front view that Fig. 2, Fig. 1 are radiator provided by the present invention；Fig. 2 is
The schematic perspective view of radiator provided by the present invention.
In this specific embodiment, radiator includes heat sink 400 and seal.Heat sink 400
On be provided with entrance 401, outlet 402 and by the side of heat sink 400 process heat dissipation channel group.Dissipate
Passage of heat group includes that entrance always flows straight channel 304, the total stream straight channel 301 of outlet and multiple separate point
Stream straight channel.Entrance always flows straight channel 304 and is connected with entrance 401, and outlet is total to flow straight channel 301 and go out
Mouth 402 is connected, and shunting straight channel connection entrance always flows straight channel 304 and outlet always stream straight channel 301.By
In the above-mentioned straight channel of processing (entrance always flows straight channel 304, the total stream straight channel 301 of outlet and shunting straight channel)
When, it is necessary in the lateral opening hole of heat sink 400, heat sink 400 be stretched into by the opening in order to process equipment
It is interior, form straight channel, and it is above-mentioned without producing when being only limitted to process above-mentioned straight channel using function
Perforate is processing mouth.In order to avoid the fluid leakage in heat dissipation channel group, seal sealing is arranged at processing
At mouthful.
It should be noted that heat sink 400 with former and later two play main heat sink effect radiating surface and
The side in former and later two faces is connected, heat dissipation channel group is processed by side.It is understood that side is same
Can radiate.
Radiator provided in an embodiment of the present invention, it is only necessary to sealing of the seal to processing mouth, its sealing
Position is less, reduces the possibility of fluid leakage, improves overall sealing effectiveness, it is ensured that fluid is along scattered
Passage of heat group flows, and then improves radiator safety in utilization and the radiating uniformity；In heat dissipation channel group
Fluid and the directly contact of heat sink 400, it is to avoid thermal resistance generation, improve radiating effect.
Preferably, in order to ensure radiating effect, heat sink 400 is laminated structure, the area of its radiating surface
It is larger so that the total length of the heat dissipation channel group processed by side is larger, and then ensure that radiating effect.
Installed for the ease of radiator, entrance 401 and outlet 402 can not apply processing mouth.In this reality
Apply in example, entrance 401 is located on the radiating surface of heat sink 400, i.e., added by the radiating surface of heat sink 400
Work opening, makes it that straight channel 304 is always flowed with entrance and connects, as entrance 401.And 402 are exported positioned at scattered
On the side of hot plate 400, i.e., in the total stream process of straight channel 301 of outlet, it is in heat sink 400
Side on a processing mouth do not sealed by seal, but 402 used as outlet.Certainly,
Entrance 401 can also be made to be located on the side of heat sink 400, outlet 402 is located at dissipating for heat sink 400
On hot face；Entrance 401 can also be made to be located on the side of heat sink 400, outlet 402 is located at heat sink
On 400 side；Or entrance 401 is located on the radiating surface of heat sink 400, outlet 402 is located at and dissipates
On the radiating surface of hot plate 400.
In order to improve radiating effect, the fluid snakelike flowing on heat sink 400 in heat dissipation channel group.By
In being straight channel from heat sink 400 to passage of processing in it, therefore, during heat dissipation channel group also includes
Between total stream straight channel.Part connection entrance in multiple shunting straight channels always flows straight channel 304 with centre
Total stream straight channel, total stream straight channel and the total stream straight channel 301 of outlet in the middle of the connection of its another part.By entrance
401 always flow the fluid of straight channel 304 into entrance by part shunting straight channel (quantity is at least 1)
Into middle total stream straight channel, then the shunting straight channel (number that another part is flowed into by middle total stream straight channel
Amount is at least 1) in, and be aggregated into the total stream straight channel 301 of outlet and flowed out by outlet 402.
For the ease of arrangement, the fluid passage that the heat dissipation channel group in the present embodiment is formed is " S " type runner.
That is, the quantity of middle total stream straight channel is total stream straight channel 303 and second in the middle of two, respectively first
Middle total stream straight channel 302；And multiple shunting straight channels are divided into three groups, the connection of the first component stream straight channel
Entrance always flows total stream straight channel 303, the second component stream straight channel connection first in the middle of straight channel 304 and first
Total stream straight channel 302, third component stream straight channel connection second in the middle of middle total stream straight channel 303 and second
Middle total stream straight channel 302 and the total stream straight channel 301 of outlet.As shown in figure 1, the quantity of shunting straight channel
It is 9, every group of 3 shunting straight channels.First component stream straight channel include first shunting straight channel 107,
The second shunting shunting straight channel 109 of straight channel 108 and the 3rd；Second component stream straight channel includes the 4th shunting
The shunting shunting straight channel 106 of straight channel 105 and the 6th of straight channel the 104, the 5th；Third component stream straight channel
Including the 7th shunting shunting shunting straight channel 101 of straight channel 102 and the 9th of straight channel the 103, the 8th.Pass through
Multiple shunting straight channel is divided into three groups so that the unit bodies of the fluid of flowing in three component stream straight channels
Accumulate identical, and then avoid fluid and be detained because flow is excessive in shunting straight channel, it also avoid fluid
Because flow is too small, sky is stayed in shunting straight channel, improves flow stability.It is of course also possible to will divide
The quantity of stream straight channel and middle total stream straight channel is set to other quantity, is no longer discussed in detail herein.
Further, the diameter of middle total stream straight channel always flows straight channel 304 with entrance and the total stream of outlet is straight
The diameter of passage 301 is identical.By above-mentioned setting so that middle total stream straight channel, entrance always flow straight-through
The unit volume of the fluid of flowing is identical in road 304 and the total stream straight channel 301 of outlet, further increases
The stability of flow of fluid.
Further, the diameter of shunting straight channel always flows straight channel 304 less than entrance and the total stream of outlet is straight
The diameter of passage 301.By above-mentioned setting, the stability of flow of fluid is further ensure that.
Preferably, the unit volume of the total fluids of multiple shunting straight channels coconnected with total stream straight channel with
The unit volume of the fluid of total stream straight channel is identical.By taking the present embodiment as an example, the first shunting straight channel 107,
The unit volume of the total fluid of the second shunting shunting straight channel 109 of straight channel 108 and the 3rd always flows with entrance
Straight channel 304.Because middle total stream straight channel, entrance always flow straight channel 304 and the total stream straight channel of outlet
301 diameter is identical, i.e. in the present embodiment, three shunting straight channels in total fluid unit volumes with
The unit volume of the fluid in one total stream straight channel is identical.
Radiator provided in an embodiment of the present invention, entrance always flows straight channel 304 and the total stream straight channel 301 of outlet
It is parallel to each other, shunting straight channel always flows straight channel 304 with entrance and the total stream straight channel 301 of outlet is vertical.
By above-mentioned setting, straight channel 304 and the total stream straight channel of outlet are always flowed in order to shunt straight channel, entrance
301 arrangement, improves the structural compactness of heat dissipation channel group.
In order to improve the sealing effectiveness of processing mouth, seal is welded to connect with heat sink 400.Preferably,
In the present embodiment, seal is metal parts and by being welded to connect with heat sink 400, in order to
Improve radiating effect.Seal and heat sink 400 can also be disposed as plastic components, by ultrasound
Wave soldering the mode such as connects and connects seal and heat sink 400.Seal can also be sealed by bonding or expanded joint
At the processing mouthful of heat sink 400.
Set fluted on the side of heat sink 400, processing mouth is located in the groove bottom of groove；Seal
It is arranged in groove, the outer surface of seal is alignd with the side where the groove.By above-mentioned setting,
So that seal is embedded in groove, it is to avoid it is interfered with external device, radiator has been also convenient for
Install.
As shown in Fig. 2 in order to simplify process, the shunting for connecting identical two total stream straight channels is led directly to
The processing mouth in road is located in the groove bottom of same groove.To connect during entrance always flows straight channel 304 and first
Between total stream straight channel 303 the first component stream straight channel as a example by, the first shunting straight channel 107, second is shunted
The processing mouth of the shunting straight channel 109 of straight channel 108 and the 3rd may be contained within the same side of heat sink 400
On, the first groove 503, the first shunting shunting straight channel 108 of straight channel 107, second are provided with the side
And the 3rd shunting straight channel 109 processing mouth be respectively positioned in the groove bottom of the first groove 503.
In the present embodiment, the 4th shunting shunting straight channel of straight channel the 104, the 5th of the second component stream straight channel
105 and the 6th shunting straight channel 106 processing mouth also be located on the same side of heat sink 400, the side
On be provided with the second groove 501, the 4th shunting straight channel the 104, the 5th shunting straight channel 105 and the 6th point
The processing mouth for flowing straight channel 106 is respectively positioned in the groove bottom of the second groove 501.
7th shunting straight channel the 103, the 8th shunting straight channel 102 and the 9th point of third component stream straight channel
The processing mouth for flowing straight channel 101 also is located on the same side of heat sink 400, and the is provided with the side
Three grooves 502, the 7th shunting shunting shunting straight channel 101 of straight channel 102 and the 9th of straight channel the 103, the 8th
Processing mouth be respectively positioned in the groove bottom of the 3rd groove 502.
Preferably, above-mentioned first groove 503, the second groove 501 and the 3rd groove 502 are rectangular recess.
In due to the present embodiment first in the middle of total stream straight channel 302 in the middle of total stream straight channel 303, second,
Entrance always flows straight channel 304 and the total stream straight channel 301 of outlet is separate, is only connected by shunting straight channel
It is logical, it is in larger distance between the two, it is not easy to its processing mouth is located in same groove.As shown in Fig. 2
The processing mouth that entrance always flows straight channel 304 is provided with total stream straight channel 303 in the middle of the 4th groove 506, first
Processing mouth be provided with the processing mouthful of total stream straight channel 302 in the middle of the 5th groove 507, second and be provided with the 6th
Groove 505.Wherein, above-mentioned total stream straight channel is blind hole, i.e., only one processing mouth.The total stream of outlet is straight
Passage 301 runs through heat sink 400, and it has two processing mouths (a processing entrance, an export processing),
One of conduct outlet 402, another processing mouth is provided with the 7th groove 504, is sealed by seal.
Preferably, above-mentioned 4th groove 506, the 5th groove 507, the 6th groove 505 and the 7th groove 504
It is circular counter bore.
The embodiment of the present invention additionally provides a kind of manufacturing method of heat radiator, including step：
S1：Processing heat dissipation channel group：Drilled on the side of entity plate, entrance is got out respectively, and always stream is straight
Passage 304, the total stream straight channel 301 of outlet and connection entrance always flow straight channel 304 and the total stream straight channel of outlet
301 multiple separate shunting straight channel, entrance always flows and entrance 401 is provided with straight channel 304,
Outlet 402 is provided with the total stream straight channel 301 of outlet.That is, heat dissipation channel group is processed on entity plate,
Form it into heat sink 400.
The side of entity plate is drilled by processing unit (plant)s such as electric drill or hand drills, because processing is received
Limit, it is straight hole to drill, i.e., above-mentioned straight channel.In this embodiment, it is preferred that, first process separate
Entrance always flow straight channel 304 and the total stream straight channel 301 of outlet, reprocessing connects the shunting straight channel of the two.
Heat dissipation channel group can also be made includes middle total stream straight channel, and middle total stream straight channel, entrance always flow
The straight channel 304 and total stream straight channel 301 of outlet is separate and preferential processing, then it is straight by processing shunting
Passage connects it.
S2：Sealing processing mouth, straight channel 304, the total stream straight channel of outlet are always flowed with seal sealed entry
301 and the processing mouthful of shunting straight channel, processing mouth is to be produced in the side of entity plate when processing above-mentioned straight channel
The opening of raw non-usage function.
Manufacturing method of heat radiator provided in an embodiment of the present invention, the radiator of its manufacture only needs seal pair
The sealing of mouth is processed, its sealing position is less, reduce the possibility of fluid leakage, improve overall close
Envelope effect, it is ensured that fluid flows along heat dissipation channel group, and then improve radiator safety in utilization and dissipate
The hot uniformity；Fluid in heat dissipation channel group and the directly contact of heat sink 400, it is to avoid thermal resistance generation,
Improve radiating effect.
Further, step S0 is also included before step S1：Added by milling cutter on the side of entity plate
Work groove, processing mouth is located in the groove bottom of groove；In step S2, seal is embedded in groove.
By above-mentioned setting so that seal is embedded in groove, it is to avoid it is interfered with external device,
Facilitate the installation of radiator.
Further, in step S2, after seal is embedded in groove, will be sealed by welding manner
Part is connected with heat sink 400.By above-mentioned setting, sealing effectiveness is further improved.To can also seal
Part and heat sink 400 are connected by bonding or expanded joint.
Radiator provided by the present invention is described in detail above.Specific case used herein
Principle of the invention and implementation method are set forth, the explanation of above example is only intended to help and manages
The solution method of the present invention and its core concept.It should be pointed out that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention,
These are improved and modification is also fallen into the protection domain of the claims in the present invention.
Claims (13)
1. a kind of radiator, it is characterised in that including：
Heat sink (400), is provided with entrance (401), outlet (402) and by the heat sink
(400) the heat dissipation channel group processed on side, the heat dissipation channel group includes and the entrance (401)
The entrance of connection always flows the outlet that straight channel (304) connects with the outlet (402) and always flows straight channel
(301) and connect the entrance and always flow straight channel (304) and the total stream straight channel (301) of the outlet
Multiple separate shunting straight channels；
Seal, the seal sealing is arranged at the heat dissipation channel group positioned at the heat sink (400)
Side on processing mouthful place, in the heat sink (400) when the processing mouth is for processing above-mentioned straight channel
Side produce non-usage function opening.
2. radiator according to claim 1, it is characterised in that the entrance (401) is located at
On the radiating surface of the heat sink (400)；The outlet (402) is positioned at the heat sink (400)
On side.
3. radiator according to claim 1, it is characterised in that the heat dissipation channel group also includes
Middle total stream straight channel；
A parts in multiple shunting straight channels connect the entrances always flow straight channel (304) with it is described
Middle total stream straight channel, it is straight-through with the total stream of the outlet that straight channel is always flowed in its another part connection centre
Road (301).
4. radiator according to claim 3, it is characterised in that always flow straight channel in the centre
Quantity is the total stream straight channel (302) of total stream straight channel (303) and the second centre in the middle of two, respectively first；
Multiple shunting straight channels are divided into three groups, straight channel is shunted described in first group and connects the entrance
Total stream straight channel (303) in the middle of total stream straight channel (304) and described first, shunts straight described in second group
Total stream straight channel (302) in the middle of total stream straight channel (303) and described second in the middle of first described in channel connection,
Total stream straight channel (302) and the total stream of the outlet in the middle of straight channel connection described second are shunted described in 3rd group
Straight channel (301).
5. radiator according to claim 3, it is characterised in that always flow straight channel in the centre
Diameter always flows the diameter phase of straight channel (304) and the total stream straight channel (301) of the outlet with the entrance
Together.
6. radiator according to claim 1, it is characterised in that the diameter of the shunting straight channel
Less than the diameter that the entrance always flows straight channel (304) and the total stream straight channel (301) of the outlet.
7. radiator according to claim 1, it is characterised in that the entrance always flows straight channel (304)
And the total stream straight channel (301) of outlet is parallel to each other, always stream is straight with the entrance for the shunting straight channel
Passage (304) and the total stream straight channel (301) of the outlet are vertical.
8. radiator according to claim 1, it is characterised in that the seal and the radiating
Plate (400) is welded to connect.
9. the radiator according to claim any one of 1-8, it is characterised in that the heat sink (400)
Side on set fluted, it is described processing mouth be located at the groove groove bottom on；
The seal is arranged in the groove, the institute where the outer surface of the seal and the groove
State side alignment.
10. radiator according to claim 9, it is characterised in that the identical two total stream of connection is straight
The processing mouth of the shunting straight channel of passage is located in the groove bottom of same groove.
11. a kind of manufacturing method of heat radiator, it is characterised in that including step：
1) heat dissipation channel group is processed：Drilled on the side of entity plate, entrance is got out respectively, and always stream is straight-through
Road (304), the total stream straight channel (301) of outlet and the connection entrance always flow straight channel (304) and institute
The multiple separate shunting straight channel of the total stream straight channel (301) of outlet is stated, always stream is straight-through for the entrance
Entrance (401) is provided with road (304), outlet is provided with the total stream straight channel (301) of outlet
(402) heat sink (400), is formed；
2) sealing processing mouth, always flows straight channel (304), the total stream of outlet straight-through with seal sealed entry
The processing mouthful in road (301) and shunting straight channel, in solid plate when the processing mouth is for processing above-mentioned straight channel
The opening of the non-usage function that the side of block produces.
12. manufacturing method of heat radiator according to claim 11, it is characterised in that the step 1)
Also include step 0 before)：Groove, the processing are processed by milling cutter on the side of the entity plate
Mouth is located in the groove bottom of the groove；
The step 2) in, seal is embedded in the groove.
13. manufacturing method of heat radiator according to claim 12, it is characterised in that the step 2)
In, after the seal is embedded in the groove, the seal is dissipated with described by welding manner
Hot plate (400) is connected.
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| CN201510508071.7A CN106705701A (en) | 2015-08-18 | 2015-08-18 | Heat dissipater and manufacturing method thereof |
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Application publication date: 20170524 |