CN208691663U - A kind of self-cold radiating type on-vehicle host - Google Patents
A kind of self-cold radiating type on-vehicle host Download PDFInfo
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- CN208691663U CN208691663U CN201821020518.1U CN201821020518U CN208691663U CN 208691663 U CN208691663 U CN 208691663U CN 201821020518 U CN201821020518 U CN 201821020518U CN 208691663 U CN208691663 U CN 208691663U
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Abstract
The utility model discloses a kind of self-cold radiating type on-vehicle host, including box frame, box frame lower end is equipped with vehicle-mounted bracket, is equipped with self-cold radiating device, inner core core and heat source chip in box frame；Heat source chip is assemblied in internal core plate surface；Self-cold radiating device includes heat-radiating substrate, heat pipe, endothermic substrate；Heat-radiating substrate setting is arranged inside box frame in box frame side, endothermic substrate；Heat-radiating substrate is connected with endothermic substrate by heat pipe, heat pipe evaporator section scarfweld is in endothermic substrate, heat pipe condenser section scarfweld is in heat-radiating substrate, heat pipe between heat-radiating substrate and endothermic substrate is bending transition structure, and endothermic substrate lower surface is provided with contact boss, and contact boss lower surface is contacted with heat source chip, the self-cold radiating type on-vehicle host radiating efficiency with higher of the utility model, without excessive power drain in radiation processes, and noise-less pollution, convenient convenience.
Description
Technical field
The utility model relates to the field of radiating of Rail Detection traffic on-vehicle host more particularly to a kind of self-cold radiating type vehicles
Carry host.
Background technique
With the rapid development of rail traffic cause, on-vehicle host carries answering in passenger information system in rail vehicle
It is become more and more important with seeming.Vehicle-mounted passenger information system is applied in rail traffic, is to rely on multimedia network technology, with department of computer science
System is core, provides the system of information service to passenger using vehicle-mounted playback terminal as medium.In public transport for passenger and
Central control room offer includes: audio broadcasting platform, video program play platform, and case of emergency alarm alerts platform, and urgent
Call platform.Also provide for central control room: video monitoring monitors monitoring storage and interfering system.
Since the function of on-vehicle host terminal increases, inside chip integrated level is higher and higher, the operand of core chips
It is increasing, even overclocking is needed to work sometimes, power consumption, calorific value are also compared traditional vehicular transreceiver and is significantly increased.Generally
Main pyrotoxin is exactly core chips, they need the ability steady operation within the scope of suitable temperature therefore to solve theirs
Heat dissipation problem is extremely important.
After the radiating mode of general on-vehicle host is absorbed by cooling fin (heat sink), with the side of thermal convection or heat radiation
Formula is dissipated into except body.However, when cooling fin is arranged within body, other than thermal radiation effect is of poor, it is necessary to add
Fan is filled in body, by outside thermal transpiration to body in a manner of forced convection, therefore can often be generated because of fan running and disturb people
Noise, and the dust on cooling fin does not allow easy to clean to influence the radiating efficiency of cooling fin, and it is unfavorable also to make that structure is complicated
In demolition and maintenance.
Utility model content
To solve technical problem present in background technique, the utility model proposes a kind of self-cold radiating type on-vehicle hosts.
The utility model proposes a kind of self-cold radiating type on-vehicle host, including box frame, box frame lower end be equipped with
Vehicle-mounted bracket is equipped with self-cold radiating device and inner core core in box frame, heat source core is equipped on internal core board
Piece；
Self-cold radiating device includes heat-radiating substrate, heat pipe, endothermic substrate；
Heat-radiating substrate is arranged in box frame side, and heat-radiating substrate is connected with endothermic substrate by heat pipe, heat pipe evaporator section
Scarfweld is in endothermic substrate, and in heat-radiating substrate, the evaporator section and condensation segment of heat pipe pass through smooth folding for heat pipe condenser section scarfweld
Curved heat pipe connection；
Endothermic substrate lower surface is provided with contact boss, and contact boss lower surface is contacted with heat source chip.
Preferably, heat pipe includes outer tube body made of copper product, is equipped with the interior of powder sintered capillary structure inside outer tube body
Tube body.
Preferably, heat pipe includes the first heat pipe that a bending forms evaporator section and condensation segment, and heat pipe includes bending twice
The second heat pipe of intermediate pipeline section is formed between evaporator section and condensation segment.
Preferably, endothermic substrate is located at the middle part of heat-radiating substrate, and heat pipe is provided with more, wherein the condensation segment of M root heat pipe
Equidistant arrangement is distributed in the first side of heat-radiating substrate, wherein the condensation segment of N number of heat pipe is equidistantly arranged in second side of heat-radiating substrate
Column distribution.
Preferably, the evaporator section of more heat pipes equidistant arrangement in endothermic substrate is distributed；
Preferably, in M root heat pipe, first heat pipe and second heat pipe, the interlude of the second heat pipe are included at least
It is arranged in parallel in heat-radiating substrate；
In N root heat pipe, first heat pipe and second heat pipe are included at least, the interlude of the second heat pipe is arranged in parallel
In heat-radiating substrate.
Preferably, box frame is the group frame of aluminum alloy materials production
Preferably, heat-radiating substrate and endothermic substrate are plate made of aluminum alloy materials.
Preferably, heat-radiating substrate is located at box frame outer surface equipped with radiating fin.
Preferably, heat-conducting medium is filled in heat-radiating substrate and the contact gap of box frame mating surface.
Preferably, heat-radiating substrate is surface-treated for the first time by plating, and the outer surface of heat-radiating substrate passes through nano-graphite
Spray secondary treatment.
In the utility model, the self-cold radiating type on-vehicle host proposed passes through box frame and self-cold radiating device
Trim designs realize that the handling of self-cold radiating device are convenient, convenient for self-cold radiating device cleaning maintenance and replacement.
By the design of self-cold radiating device, realizes the heat dissipation work to heat source chip on internal core board, pass through heat absorption
The design that end in contact boss is contacted with heat source chip under substrate and endothermic substrate, realization quickly pass the heat on heat source chip
It is delivered on endothermic substrate, by the design of heat pipe, realizes that heat pipe evaporator section quickly absorbs the heat on endothermic substrate, pass through heat pipe
In heat transfer to heat-radiating substrate, by the design of heat-radiating substrate and heat-radiating substrate lateral surface fin, realize heat point
It is scattered in air.
The self-cold radiating type on-vehicle host radiating efficiency with higher of the utility model, also, without volume in radiation processes
External power consumption, and noise-less pollution, convenient convenience, the utility model self-cold radiating apparatus structure is reasonable, and manufacture is easy, price
At low cost, long service life extends the service life of core board chip.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of self-cold radiating type on-vehicle host schematic top plan view.
Fig. 2 be the utility model proposes a kind of self-cold radiating type on-vehicle host schematic cross-section.
Fig. 3 is the enlarged structure schematic diagram at the A in Fig. 2.
Fig. 4 be the utility model proposes a kind of self-cold radiating type on-vehicle host in self-cold radiating device schematic diagram.
Fig. 5 be the utility model proposes a kind of self-cold radiating type on-vehicle host in heat pipe schematic cross-section.
In figure: 1- box frame, 2- self-cold radiating device, 3- sealing plate, 4- bottom case, 5- inner core core, 6- heat source chip,
101- vehicle-mounted bracket, 201- heat-radiating substrate, 202- heat pipe, 203- endothermic substrate, 204- contact boss, 205- radiating fin,
2021- outer tube body, 2022- interior tube body, the second heat pipe of 2023-, the first heat pipe of 2024-.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutual combination；Below with reference to the accompanying drawings it and in conjunction with the embodiments elaborates to the utility model.
Referring to Figures 1 and 2, the utility model proposes a kind of self-cold radiating type on-vehicle host, including aluminum alloy materials system
At composite frame structure box frame 1,1 lower end of box frame be equipped with vehicle-mounted bracket 101,1 upper end of box frame is equipped with
Sealing plate 3, lower end are equipped with bottom case 4, and box frame 1 is provided with self-cold radiating device 2 and inner core core 5, referring to Fig. 3, inside
Heat source chip 6 is equipped on portion's core board 5；
Referring to Fig. 4 and Fig. 2, self-cold radiating device 2 includes heat-radiating substrate 201, heat pipe 202, endothermic substrate 203；Radiate base
The setting of plate 201 is connected in 1 side of box frame, heat-radiating substrate 201 and endothermic substrate 203 by heat pipe 202, and heat pipe 202 evaporates
Section scarfweld is in endothermic substrate 203, and 202 condensation segment scarfweld of heat pipe is in heat-radiating substrate 201, the evaporator section of heat pipe 202 and condensation
Section is connected by smooth bending heat pipe；
Endothermic substrate (203) lower surface is provided with contact boss (204), contact boss (204) lower surface and heat source chip
(6) it contacts；
In the present embodiment, referring to Fig. 4 and Fig. 5, heat pipe 202 includes outer tube body 2021 made of copper product, outer tube body
2021 inside are equipped with the interior tube body 2022 of powder sintered capillary structure.202 1 sections of heat pipe are evaporator section, and in addition one section is condensation
Section, when heat pipe one end is heated, the liquid in capillary evaporates rapidly, and steam flows to other end under small pressure difference,
And heat is released, regelation is flowed back to evaporator section, so followed at liquid, effect of the liquid again along porous material by capillary force
Ring is more than, and heat reaches other end by 2022 one end of heat pipe, and circulation rate is fast, and heat can be conducted continuously
Come.
Heat pipe 202 includes the first heat pipe 2024 that a bending forms evaporator section and condensation segment, and heat pipe 202 includes rolling over twice
Curved the second heat pipe 2023 that intermediate pipeline section is formed between evaporator section and condensation segment；
Endothermic substrate 203 is located at the middle part of heat-radiating substrate 201, and heat pipe 202 is provided with more, and wherein M root heat pipe 202 is cold
Solidifying section equidistant arrangement in 201 first side of heat-radiating substrate is distributed, wherein the condensation segment of N number of heat pipe 202 is in heat-radiating substrate 201
Equidistant arrangement is distributed in second side；
The evaporator section of more heat pipes 202 equidistant arrangement in endothermic substrate 203 is distributed；
In M root heat pipe 202, first heat pipe 2024 and second heat pipe 2023, the second heat pipe 2023 are included at least
Interlude be arranged in parallel in heat-radiating substrate 201；
In N root heat pipe 202, first heat pipe 2024 and second heat pipe 2023, the second heat pipe 2023 are included at least
Interlude be arranged in parallel in heat-radiating substrate 201.
It should be noted that 201 first side of heat-radiating substrate is left half side, the heat-radiating substrate 201 of heat-radiating substrate 201 referring to Fig. 4
Second side is that the right side of heat-radiating substrate 201 is half side.
In the present embodiment, referring to Fig. 4, heat pipe 202 is provided with four, and endothermic substrate 203 is arranged in endothermic substrate 201
Subordinate side, four heat pipes 202 include two first heat pipes 2024 and two second heat pipes 2023, the steaming of four heat pipes 202
Section scarfweld is sent out in endothermic substrate 203, and equidistant arrangement is distributed in endothermic substrate 203, one first heat in four heat pipes 202
The condensation segment of pipe 2024 and second heat pipe 2023 is in the left half side interior equidistant arrangement distribution of heat-radiating substrate 201, i.e., such as Fig. 4 institute
Show, the intermediate pipeline section of the second heat pipe 2023 is arranged in parallel in heat-radiating substrate 201；Similarly, one other in four heat pipes 202
The condensation segment of first heat pipe 2024 and second heat pipe 2023 is in the right half side interior equidistant arrangement distribution of heat-radiating substrate 201, i.e., such as
Shown in Fig. 4, the intermediate pipeline section of the second heat pipe 2023 is arranged in parallel in heat-radiating substrate 201.
By the design of more heat pipes, so that radiating efficiency and effect greatly improve, by the design of above-mentioned heat pipe structure,
Not only realize heat pipe at work, avoid tubular in radial excessive deformation, ensure that the inner tube of powder sintered capillary structure
Body 2022 is not easy to be destroyed in the state that heat pipe is bent, to ensure that the heat transfer property of heat pipe；And pass through above-mentioned heat pipe
The design of structure and position guarantees the two phase by effectively guaranteeing the positional relationship of endothermic substrate 203 and heat-radiating substrate 201
Pair stability, guarantee heat dissipation work stablize carry out.
In the present embodiment, box frame 1 is the group frame of aluminum alloy materials production；Heat-radiating substrate 201 and heat absorption base
Plate 203 is plate made of aluminum alloy materials.By the design of aluminum alloy materials of the same race, not only guarantee heat-conducting effect, it is ensured that
Heat transfer effect is identical, avoids the local temperature from being unevenly distributed.
In the present embodiment, referring to Fig. 4, heat-radiating substrate 201 is located at 1 outer surface of box frame equipped with radiating fin 205.
By the design of radiating fin, heat dissipation effect is further improved.
It is filled with heat-conducting medium in heat-radiating substrate 201 and the contact gap of 1 mating surface of box frame, convenient for heat by dissipating
Hot substrate 201 is transmitted on box frame 1, increasing heat radiation area.
Heat-radiating substrate 201 is surface-treated for the first time by plating, and the outer surface of heat-radiating substrate 201 is sprayed by nano-graphite
Secondary treatment is applied, the surface treatment for the first time of heat-radiating substrate 201 is plating, and advantage ensure that heat-radiating substrate 201 and box frame 1
Between electric conductivity and thermal conductivity, be conducive to electronic shield and the heat transfer of equipment entirety, the exposed face of heat-radiating substrate 201 does secondary
Surface treatment ensure that the unification of equipment appearance tone, and opposite spray painting, dust, black oxidation, coating does not influence to radiate
The heat exchange of fin 205 and air, and technique is easy to accomplish.
In the utility model, the self-cold radiating type on-vehicle host proposed passes through box frame 1 and self-cold radiating device 2
Trim designs, realize self-cold radiating device 2 handling it is convenient, convenient for self-cold radiating device 2 cleaning maintenance and replacement.
By the design of self-cold radiating device 2, realizes the heat dissipation work to heat source chip 6 on internal core board 5, pass through suction
The design that hot substrate 203 and the lower end in contact boss 204 of endothermic substrate 203 are contacted with heat source chip 6, is realized heat source chip 6
On heat be quickly transmitted on endothermic substrate 203, by the design of heat pipe 202, outer tube body 2021 and full of working fluid
Interior tube body 2022 is transmitted to (liquid-vapour) interface；The principle of well known heat pipe sweat cooling, conducts heat quickly by evaporator section
To condensation segment；And then heat-radiating substrate 201 is quickly transmitted to by interior tube body 2022 and outer tube body 2021；Via heat-radiating substrate 201
It is transmitted to outside air and entire box frame 1, and then increases the heat exchange area of entire radiating end, heat is made to pass through heat radiating fin
205 and 1 Quick diffusing of box frame into outside air.
The radiating efficiency of whole equipment is substantially improved in the utility model, to guarantee that equipment is steady within the temperature range of permission
Fixed operation, the self-cold radiating type on-vehicle host radiating efficiency with higher of the utility model, also, without additional in radiation processes
Power consumption, and noise-less pollution, convenient convenience, the utility model self-cold radiating apparatus structure is reasonable, and manufacture is easy, price at
This low, long service life, extends the service life of core board chip.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (10)
1. a kind of self-cold radiating type on-vehicle host, including box frame (1), box frame (1) lower end is equipped with vehicle-mounted bracket
(101), which is characterized in that self-cold radiating device (2) and inner core core (5) are equipped in the box frame (1), in inside
Heat source chip (6) are equipped on core board (5)；
Self-cold radiating device (2) includes heat-radiating substrate (201), heat pipe (202), endothermic substrate (203)；
Heat-radiating substrate (201), which is arranged, passes through heat pipe in box frame (1) side, heat-radiating substrate (201) and endothermic substrate (203)
(202) it connects, in endothermic substrate (203), the condensation segment scarfweld of heat pipe (202) is being radiated for the evaporator section scarfweld of heat pipe (202)
In substrate (201), the evaporator section and condensation segment of heat pipe (202) are smoothly transitted connection by bending pipeline section；
Endothermic substrate (203) lower surface is provided with contact boss (204), and contact boss (204) lower surface connects with heat source chip (6)
Touching.
2. self-cold radiating type on-vehicle host according to claim 1, which is characterized in that heat pipe (202) includes copper product system
At outer tube body (2021), the interior tube body (2022) of powder sintered capillary structure is equipped with inside outer tube body (2021).
3. self-cold radiating type on-vehicle host according to claim 1, which is characterized in that heat pipe (202) includes a bending
The first heat pipe (2024) of evaporator section and condensation segment is formed, heat pipe (202) includes bending twice between evaporator section and condensation segment
Form the second heat pipe (2023) of intermediate pipeline section.
4. self-cold radiating type on-vehicle host according to claim 3, which is characterized in that endothermic substrate (203) is located at heat dissipation
The middle part of substrate (201), heat pipe (202) are provided with more, and wherein the condensation segment of M root heat pipe (202) is in heat-radiating substrate (201)
Equidistant arrangement is distributed in side, wherein the condensation segment of N number of heat pipe (202) equidistant arrangement in second side of heat-radiating substrate (201)
Distribution.
5. self-cold radiating type on-vehicle host according to claim 4, which is characterized in that the evaporator section of more heat pipes (202)
In the interior equidistant arrangement distribution of endothermic substrate (203).
6. self-cold radiating type on-vehicle host according to claim 4, which is characterized in that in M root heat pipe (202), at least wrap
The first heat pipe (2024) second heat pipe of He Yigen (2023) is included, the interlude of the second heat pipe (2023) is arranged in parallel in heat dissipation
In substrate (201)；
In N root heat pipe (202), the first heat pipe (2024) second heat pipe of He Yigen (2023), the second heat pipe are included at least
(2023) interlude is arranged in parallel in heat-radiating substrate (201).
7. self-cold radiating type on-vehicle host according to claim 1, which is characterized in that box frame (1) is aluminium alloy material
Expect the group frame of production；Preferably, heat-radiating substrate (201) and endothermic substrate (203) are plate made of aluminum alloy materials.
8. self-cold radiating type on-vehicle host according to claim 1, which is characterized in that heat-radiating substrate (201) is located at cabinet
Frame (1) outer surface is equipped with radiating fin (205).
9. self-cold radiating type on-vehicle host according to claim 1, which is characterized in that heat-radiating substrate (201) and cabinet frame
Heat-conducting medium is filled in the contact gap of frame (1) mating surface.
10. self-cold radiating type on-vehicle host according to claim 1, which is characterized in that heat-radiating substrate (201) passes through plating
It is surface-treated for the first time, the outer surface of heat-radiating substrate (201) sprays secondary treatment by nano-graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821020518.1U CN208691663U (en) | 2018-06-29 | 2018-06-29 | A kind of self-cold radiating type on-vehicle host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821020518.1U CN208691663U (en) | 2018-06-29 | 2018-06-29 | A kind of self-cold radiating type on-vehicle host |
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| Publication Number | Publication Date |
|---|---|
| CN208691663U true CN208691663U (en) | 2019-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821020518.1U Active CN208691663U (en) | 2018-06-29 | 2018-06-29 | A kind of self-cold radiating type on-vehicle host |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650858A (en) * | 2018-06-29 | 2018-10-12 | 合肥赛为智能有限公司 | A kind of self-cold radiating type on-vehicle host |
| CN111741646A (en) * | 2020-05-26 | 2020-10-02 | 吴德坚 | Novel integrated phase-change superconducting heat transfer super-efficient heat dissipation structure and product shell |
-
2018
- 2018-06-29 CN CN201821020518.1U patent/CN208691663U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650858A (en) * | 2018-06-29 | 2018-10-12 | 合肥赛为智能有限公司 | A kind of self-cold radiating type on-vehicle host |
| CN111741646A (en) * | 2020-05-26 | 2020-10-02 | 吴德坚 | Novel integrated phase-change superconducting heat transfer super-efficient heat dissipation structure and product shell |
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