CN107061464A - Threaded connector and screw connection structure with heat sinking function - Google Patents
Threaded connector and screw connection structure with heat sinking function Download PDFInfo
- Publication number
- CN107061464A CN107061464A CN201710348943.7A CN201710348943A CN107061464A CN 107061464 A CN107061464 A CN 107061464A CN 201710348943 A CN201710348943 A CN 201710348943A CN 107061464 A CN107061464 A CN 107061464A
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- Prior art keywords
- threaded connector
- connector
- heat
- dissipation channel
- sinking function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 58
- 238000003780 insertion Methods 0.000 claims abstract description 10
- 230000037431 insertion Effects 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims description 26
- 238000004020 luminiscence type Methods 0.000 claims description 17
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000009792 diffusion process Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
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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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
-
- 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
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention provides a kind of threaded connector and screw connection structure with heat sinking function, the heat dissipation channel extended along its length due to being provided with threaded connector, the other end of the heat dissipation channel from one end insertion of threaded connector to threaded connector, so, in the threaded connector with heat sinking function using the present invention, the threaded connector is arranged in the connecting hole on connector, the heat dissipation channel connects the space of connector both sides, gas in the space of connector both sides can carry out heat exchange by heat dissipation channel, so as to improve the heat diffusion ability of connected device.
Description
Technical field
It is more particularly to a kind of to use the present invention relates to a kind of threaded connector and screw connection structure with heat sinking function
The threaded connector and attachment structure of LED-baseplate and radiator in connection car light.
Background technology
In some equipment or device, heat sinking function often has important to the performance and life-span of equipment or device
Influence.Such as, in car light, some heating elements generally require to improve local heat-sinking capability.It is particularly more next in car light
The larger device of the caloric value such as LED luminescence chips, DMD or LCOS control chips, LASER Light Source is used more, typically will
By additional cooling system, such as increase metal heat sink carries out temperature control, to improve the office of dependency structure in automobile lamp
Portion's heat-sinking capability.It is as depicted in figs. 1 and 2 the optical system based on LED luminescence chips 3 in car light conventional at present, including
LED luminescence chips 3, reflective mirror (not shown), radiator 2, and for LED luminescence chips 3 and radiator 2 to be fixed
Screw 4.The LED luminescence chips 3 are fixed by scolding tin with substrate 1, and the substrate 1 is typically led using aluminium alloy or copper alloy etc.
The higher metal material of heating rate is made.LED luminescence chips 3 can produce substantial amounts of heat while lighting, and these heats are passed first
Substrate 1, then radiator 2 and surrounding air progress heat loss through convection by being close to substrate 1 are directed at, the substrate 1 is provided with first
There is the second through hole 13b on through hole 13a, radiator 2, substrate 1 is fixed on radiator 2 by screw 4.This connected mode,
Gas in the space of the both sides of substrate 1 can not circulate, and the heat produced by LED luminescence chips 3 only passes through the heat transfer of substrate 1
Effect is transferred on radiator 2, and this heat transfer type is slower, so, the heat diffusion of the side of LED luminescence chips 3 is slower, temperature
It is higher, there is large effect to the performance and used life of the luminescent system of car light.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide a kind of screw thread with heat sinking function
Connector and screw connection structure, it is possible to increase the heat diffusion ability of the device connected.
To achieve the above object, the present invention provides a kind of threaded connector with heat sinking function, using following technical side
Case：A kind of threaded connector with heat sinking function, the threaded connector is in shaft-like, on threaded connector along its length
It is provided with heat dissipation channel, the other end of the heat dissipation channel from one end insertion of threaded connector to threaded connector.
Preferably, the threaded connector is stud, and the heat dissipation channel is another from one end insertion of stud to stud
End.
Preferably, the threaded connector is bolt, and bolt includes nut and screw rod, and the heat dissipation channel is from the end of screw rod
End is through to the top surface of nut.
Preferably, the threaded connector is screw, and screw includes nut and screw rod, and the heat dissipation channel is from the end of screw rod
End is through to the top surface of nut.
Preferably, the heat dissipation channel is the heat emission hole for being arranged at threaded connector centre, and the heat emission hole is along spiral shell
Line connector length direction extends.
Preferably, the heat dissipation channel is the radiating groove for being arranged at threaded connector side, and the radiating groove threadingly connects
Fitting length direction extends.
Preferably, the heat dissipation channel includes being arranged at the heat emission hole in threaded connector centre and is arranged at screw thread company
The radiating groove of fitting side, threadingly connector length direction extends to the two of threaded connector for the heat emission hole and radiating groove
End.
The present invention also provides a kind of screw connection structure with heat sinking function, adopts the following technical scheme that：The present invention's
A kind of screw connection structure with heat sinking function, including above-mentioned technical proposal or the tool described in its any preferred technical scheme
There are the threaded connector and connector of heat sinking function, the connector is provided with connecting hole, and the threaded connector is arranged in company
Connect in hole, the heat dissipation channel connects the space of connector both sides.
Preferably, the threaded connector is screw, and screw includes nut and screw rod, provided with scattered between nut and connector
Fin is pressed on connector by backing, nut, and the end of screw rod is provided with radiating nut.
Preferably, the connector be LED car lamp in substrate and radiator, substrate be provided with LED luminescence chips,
LED luminescence chips and radiator are located at the both sides of substrate respectively；The connecting hole includes first through hole and radiator on substrate
On the second through hole, first through hole and the second through-hole alignment, the threaded connector passes through first through hole and the second through hole.
Preferably, the heat dissipation channel is connected with ventilation equipment.
As described above, a kind of threaded connector and screw connection structure with heat sinking function of the present invention, have
Following beneficial effect：The heat dissipation channel extended along its length due to being provided with threaded connector, heat dissipation channel is from spiral shell
One end insertion of line connector so, is using the screw thread with heat sinking function of the invention to the other end of threaded connector
During connector, the threaded connector is arranged in the connecting hole on connector, and the heat dissipation channel is by the sky of connector both sides
Between connect, the gas in the space of connector both sides can carry out heat exchange by heat dissipation channel, so as to improve connected device
Heat diffusion ability.
Brief description of the drawings
Fig. 1 is shown as the attachment structure schematic diagram of the radiator and substrate in LED car lamp of the prior art；
The structural representation of LED luminescence chips that Fig. 2 is shown as substrate and is connected on substrate.
Fig. 3 is shown as the sectional view of the screw with heat emission hole.
Fig. 4 is shown as the sectional view of the screw with radiating groove.
Fig. 5 is shown as the schematic diagram that screw is observed along F directions in Fig. 4.
Fig. 6 is shown as on nut having the structural representation of the bolt on passage, screw rod with air channel.
Fig. 7 is shown as the sectional view at the A-A of bolt in Fig. 6.
Fig. 8 is shown as the sectional view of the stud with heat emission hole.
Fig. 9 is shown as the schematic diagram of the first embodiment of substrate and radiator attachment structure.
Figure 10 is shown as the schematic diagram of second of embodiment of substrate and radiator attachment structure.
Figure 11 show the structural representation that hair-dryer is connected on the heat dissipation channel of threaded connector.
Component label instructions
1 substrate 10a radiating grooves
2 radiator 10b air channels
The connector of 3 LED luminescence chips 11
The connecting hole of 4 screw 12
5 stud 13a first through hole
6 the second through holes of bolt 13b
The fin of 7 nut 14
8 screw rods 15 radiating nut
The connecting tube of 9a heat emission holes 16
The hair-dryer of 9b passages 17
Embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book understands other advantages and effect of the present invention easily.
It should be clear that structure, ratio, size depicted in this specification institute accompanying drawings etc., only to coordinate specification to be taken off
The content shown, so that those skilled in the art is understood with reading, is not limited to enforceable qualifications of the invention, therefore
Do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influenceing the present invention
Under the effect that can be generated and the purpose that can reach, it all should still fall and obtain the model that can cover in disclosed technology contents
In enclosing.Meanwhile, the term of cited such as " on ", " under " in this specification, "left", "right", " centre " and " one " is also only
It is easy to understanding for narration, and is not used to limit enforceable scope of the invention, its relativeness is altered or modified, without essence
Change under technology contents, when being also considered as enforceable category of the invention.
As shown in Figures 3 to 8, the present invention provides a kind of threaded connector (4,5,6) with heat sinking function, the screw thread
Connector (4,5,6) in shaft-like, be provided with along its length on threaded connector (4,5,6) heat dissipation channel (9a, 10a, 9b,
10b), the heat dissipation channel (9a, 10a, 9b, 10b) from one end insertion of threaded connector (4,5,6) to threaded connector (4,
5,6) the other end.Due to be provided with threaded connector (4,5,6) heat dissipation channel extended along its length (9a,
10a, 9b, 10b), heat dissipation channel (9a, 10a, 9b, 10b) is from one end insertion of threaded connector (4,5,6) to threaded connector
The other end of (4,5,6), so, at threaded connector (4,5,6) with heat sinking function using the present invention, the screw thread
Connector (4,5,6) is arranged in the connecting hole 12 on connector 11, and the heat dissipation channel connects the space of the both sides of connector 11
Logical, the gas in the both sides space of connector 11 can carry out heat exchange by heat dissipation channel (9a, 10a, 9b, 10b), so as to improve
The heat diffusion ability of the device connected.
A kind of threaded connector with heat sinking function of the present invention can be that stud 5, bolt 6 or screw 4 etc. have
The threaded connector of whorl brace rod, as long as with the heat dissipation channel that threadingly connector length direction runs through, screw thread can be made
Gas connection in the space at connector two ends.The structure of the heat dissipation channel is not limited, and can be that threadingly connector is long
Degree direction extends and makes the cavernous structure or groove-like structure of the gas connection in the space at threaded connector two ends.
As shown in Fig. 3 to Fig. 7, the threaded connector can be bolt 6, and bolt 6 includes nut 7 and screw rod 8, described to dissipate
The passage of heat is through to the top surface of nut 7 from the end of screw rod 8.
When the threaded connector is bolt 6, as the first embodiment, as shown in figure 3, the heat dissipation channel is
It is arranged at the heat emission hole 9a in the centre of bolt 6, heat emission hole 9a extends along the length direction of bolt 6, heat emission hole 9a is from the end of screw rod 8
End is through to the top surface of nut 7.So, the bolt 6 shown in Fig. 3 can by the gas connection in 6 liang of end spaceses of bolt so that
Gas in the space at the two ends of bolt 6 can carry out heat exchange.
When the threaded connector is bolt 6, second of embodiment, as shown in Figure 4 and Figure 5, the radiating are used as
Passage is radiating groove 10a, the radiating groove the 10a threadingly extension of connector length direction, radiating groove for being arranged at the side of bolt 6
The end of 10a from screw rod 8 is through to the top surface of nut 7.So, the bolt 6 shown in Fig. 4 and Fig. 5 can be empty by the two ends of bolt 6
Between in gas connection so that the gas in the space at the two ends of bolt 6 can carry out heat exchange.
When the threaded connector is bolt 6, the third embodiment, as shown in Figure 6 and Figure 7, the radiating are used as
Passage includes the passage 9b for being arranged at the centre of nut 7 and the air channel 10b for being arranged at the side of screw rod 8, the air channel
Length direction extensions of the 10b along screw rod 8, passage 9b and air channel 10b are connected in nut 7 with the junction of screw rod 8, passage 9b
The top surface of nut 7 is extended to, air channel 10b extends to the end of screw rod 8.So, the bolt 6 in Fig. 6 and Fig. 7 can be by bolt
Gas connection in 6 liang of end spaceses, so that the gas in the space at the two ends of bolt 6 can carry out heat exchange.It is additionally, since figure
The side of nut 7 in 6 and Fig. 7 does not have gap, and the nut 7 of this bolt 6 can equably compress connected part, connect
The part stress connect is more uniform.
As a preferred embodiment, as shown in figure 8, the threaded connector be stud 5, the heat dissipation channel from
One end insertion of stud 5 is to the other end of stud 5, and the heat dissipation channel can be arranged at the central part of stud 5 shown in Fig. 8
Position and along the length direction of stud 5 extend heat emission hole 9a, heat emission hole 9a two ends extend respectively to the two ends of stud 5.Certainly,
The heat dissipation channel can also be analogous to the structure of the radiating groove 10a in Fig. 4 and Fig. 5, or using other channel-type knots
Structure, as long as heat dissipation channel can enable the gas in the space at the two ends of stud 5 connect.
Preferably, a kind of threaded connector with heat sinking function of the invention can also be screw 4, the knot with bolt 6
Structure is similar, and screw 4 also includes nut 7 and screw rod 8, and the end of the heat dissipation channel from screw rod 8 is through to the top surface of nut 7, because
This, heat dissipation channel, the heat dissipation channel of radiating groove 10a formulas, passage 9b and the ventilation of heat emission hole 9a formulas of the above-mentioned Fig. 4 into Fig. 7
The heat dissipation channel that groove 10b is constituted can apply in the structure of screw 4.When the threaded connector is screw 4, connected
Part on the through hole for installing the screw 4 can be set, the nut 7 of screw 4 from one end of through hole expose so as to screw 4 one
During gas in gas communication in the space at end, another end spaces of screw 4 enters heat dissipation channel from the end of screw rod 8 of screw 4,
So that the gas connection in the space at the two ends of screw 4.
It is described to dissipate in a kind of above-mentioned various embodiments, threaded connector with heat sinking function of the invention
The passage of heat can be disposed on the heat emission hole 9a in threaded connector centre, and the heat dissipation channel, which can also be, is arranged at screw thread
The radiating groove 10a, the radiating groove 10a of connector side threadingly connector length direction extensions and by threaded connector two ends
Gas connection in space, so that the gas in the end spaces of threaded connector two can carry out heat exchange.Moreover, it is also possible to
Radiating groove 10a and heat emission hole 9a is used in a kind of threaded connector with heat sinking function of the present invention simultaneously, in this case,
The heat dissipation channel includes being arranged at the heat emission hole 9a in threaded connector centre and is arranged at dissipating for threaded connector side
Heat channel 10a, threadingly connector length direction extends to the two ends of threaded connector by the heat emission hole 9a and radiating groove 10a.
The present invention also improves a kind of screw connection structure with heat sinking function, refer to Fig. 9 and Figure 10, of the invention one
Kind of the screw connection structure with heat sinking function, including above-mentioned technical proposal or having described in its any preferred technical scheme
The threaded connector and connector 11 of heat sinking function, the connector 11 are provided with connecting hole 12, and the threaded connector is worn
In connecting hole 12, the heat dissipation channel connects the space of the both sides of connector 11.Due to being provided with edge on threaded connector
The heat dissipation channel of its length direction extension, the other end of the heat dissipation channel from one end insertion of threaded connector to threaded connector,
So, in the threaded connector with heat sinking function using the present invention, the threaded connector is arranged on connector 11
Connecting hole 12 in, the heat dissipation channel connects the spaces of the both sides of connector 11, the gas in the space of the both sides of connector 11
Heat exchange can be carried out by heat dissipation channel, so as to improve the heat-sinking capability of connected device.
A kind of screw connection structure with heat sinking function of the present invention is applied to have a case that radiating requirements, works as needs
When heat in the side space of connector 11 is spread into the opposite side space of connector 11, it is possible to using having for the present invention
The screw connection structure of heat sinking function.The form as threaded connector using screw 4 is illustrate only in Fig. 9 and Figure 10, certainly,
Can also using stud 5, bolt 6 or other there is the threaded connector of whorl brace rod.
As shown in Figure 9 and Figure 10 automobile is applied to for a kind of screw connection structure with heat sinking function of the present invention
Embodiment in LED car lamp.As shown in Figure 9 and Figure 10, the connector 11 be LED car lamp in substrate 1 and radiator 2,
Substrate 1 is provided with LED luminescence chips 3 (refer to Fig. 2), and LED luminescence chips 3 and radiator 2 are located at the both sides of substrate 1 respectively；
The connecting hole 12 includes the second through hole 13b on first through hole 13a and radiator 2 on substrate 1, first through hole 13a and the
Two through hole 13b are aligned, and the threaded connector passes through first through hole 13a and the second through hole 13b.In figure 9 and in figure 10, the spiral shell
Line connector is screw 4, and the heat dissipation channel is the heat emission hole 9a located at the centre of screw 4, so, the institute of LED luminescence chips 3
The heat of generation can be spread by the heat emission hole 9a in the centre of screw 4 to the side of radiator 2, so that LED light tiles side
Heat quickly spread, prevent LED light tiles because temperature is too high and damage or service life reduce.In order that the one of the present invention
Planting the screw connection structure with heat sinking function has preferably heat dispersion, as shown in figure 11, can be by heat dissipation channel with leading to
Wind devices are connected, such as, can be connected with connecting tube 16 in the end of threaded connector, and hair-dryer 17 is connected in connecting tube 16
Etc. the ventilation equipment of air flow can be promoted, it can so increase the gas flow rates in heat dissipation channel, enhancing is to wandering
Heat energy power.
In a kind of screw connection structure with heat sinking function of the present invention, as a preferred embodiment, such as
Shown in Figure 10, the threaded connector is screw 4, and screw 4 includes nut 7 and screw rod 8, is provided between nut 7 and connector 11
Fin 14 is pressed on connector 11 by fin 14, nut 7, and the end of screw rod 8 is provided with radiating nut 15.Fin 14,
Screw 4 and radiating nut 15 are all made of that, using the good material of heat conductivility, fin 14 preferably can be absorbed around it
Heat and the radiating nut 7 of the opposite side of connector 11 is passed to by screw 4.In such manner, it is possible to improve the both sides of connector 11
The heat exchange of gas in space.Certainly, even if being not provided with heat dissipation channel on threaded connector, the fin 14 in Figure 10
Also there is the effect of the heat exchange of the gas in the space of raising connector 11 both sides with radiating nut 15.
In summary, the present invention effectively overcomes various shortcoming of the prior art and has high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (11)
1. a kind of threaded connector with heat sinking function, it is characterized in that, the threaded connector is in shaft-like, on threaded connector
It is provided with heat dissipation channel along its length, the heat dissipation channel is another from one end insertion of threaded connector to threaded connector
One end.
2. the threaded connector according to claim 1 with heat sinking function, it is characterised in that：The threaded connector is
Stud (5), the other end of the heat dissipation channel from one end insertion of stud (5) to stud (5).
3. the threaded connector according to claim 1 with heat sinking function, it is characterised in that：The threaded connector is
Bolt (6), bolt (6) includes nut (7) and screw rod (8), and the end of the heat dissipation channel from screw rod (8) is through to nut (7)
Top surface.
4. the threaded connector according to claim 1 with heat sinking function, it is characterised in that：The threaded connector is
Screw (4), screw (4) includes nut (7) and screw rod (8), and the end of the heat dissipation channel from screw rod (8) is through to nut (7)
Top surface.
5. the threaded connector according to claim 1 with heat sinking function, it is characterised in that：The heat dissipation channel is to set
The heat emission hole (9a) in threaded connector centre is placed in, threadingly connector length direction extends the heat emission hole (9a).
6. the threaded connector according to claim 1 with heat sinking function, it is characterised in that：The heat dissipation channel is to set
The radiating groove (10a) of threaded connector side is placed in, threadingly connector length direction extends the radiating groove (10a).
7. the threaded connector according to claim 1 with heat sinking function, it is characterised in that：The heat dissipation channel includes
The heat emission hole (9a) for being arranged at threaded connector centre and the radiating groove (10a) for being arranged at threaded connector side, it is described
Threadingly connector length direction extends to the two ends of threaded connector for heat emission hole (9a) and radiating groove (10a).
8. a kind of screw connection structure with heat sinking function, it is characterized in that, including as described in any one of claim 1 to 7
Threaded connector and connector (11) with heat sinking function, the connector (11) are provided with connecting hole (12), the screw thread
Connector is arranged in connecting hole (12), and the heat dissipation channel connects the space of connector (11) both sides.
9. there is the screw connection structure of heat sinking function as claimed in claim 8, it is characterised in that：The threaded connector is
Screw (4), screw (4) includes nut (7) and screw rod (8), and fin (14), spiral shell are provided between nut (7) and connector (11)
Fin (14) is pressed on connector (11) by cap (7), and the end of screw rod (8) is provided with radiating nut (15).
10. there is the screw connection structure of heat sinking function as claimed in claim 8, it is characterised in that：The connector (11)
For the substrate (1) and radiator (2) in LED car lamp, substrate (1) is provided with LED luminescence chips (3), LED luminescence chips (3)
It is located at the both sides of substrate (1) respectively with radiator (2)；
The connecting hole (12) includes the second through hole (13b) in first through hole (13a) and radiator (2) on substrate (1), the
One through hole (13a) and the second through hole (13b) alignment, the threaded connector pass through first through hole (13a) and the second through hole
(13b)。
11. there is the screw connection structure of heat sinking function as claimed in claim 8, it is characterised in that：The heat dissipation channel with
Ventilation equipment are connected.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710348943.7A CN107061464B (en) | 2017-05-17 | 2017-05-17 | Threaded connection spare and threaded connection structure with heat dissipation function |
| US15/972,203 US10859108B2 (en) | 2017-05-17 | 2018-05-06 | Threaded connecting member and threaded connecting structure with radiating function |
| DE102018110912.1A DE102018110912B4 (en) | 2017-05-17 | 2018-05-07 | Heat-dissipating threaded connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710348943.7A CN107061464B (en) | 2017-05-17 | 2017-05-17 | Threaded connection spare and threaded connection structure with heat dissipation function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107061464A true CN107061464A (en) | 2017-08-18 |
| CN107061464B CN107061464B (en) | 2022-10-28 |
Family
ID=59610131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710348943.7A Active CN107061464B (en) | 2017-05-17 | 2017-05-17 | Threaded connection spare and threaded connection structure with heat dissipation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107061464B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108730301A (en) * | 2018-07-24 | 2018-11-02 | 徐燕 | A kind of screw |
| CN114876932A (en) * | 2022-04-14 | 2022-08-09 | 深圳市先地图像科技有限公司 | Screw rod with heat dissipation function and assembly method |
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| US4820097A (en) * | 1988-03-18 | 1989-04-11 | United Technologies Corporation | Fastener with airflow opening |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108730301A (en) * | 2018-07-24 | 2018-11-02 | 徐燕 | A kind of screw |
| CN114876932A (en) * | 2022-04-14 | 2022-08-09 | 深圳市先地图像科技有限公司 | Screw rod with heat dissipation function and assembly method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107061464B (en) | 2022-10-28 |
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