CN108260334A - A kind of shell structure of vehicle communication terminal - Google Patents
A kind of shell structure of vehicle communication terminal Download PDFInfo
- Publication number
- CN108260334A CN108260334A CN201810240911.XA CN201810240911A CN108260334A CN 108260334 A CN108260334 A CN 108260334A CN 201810240911 A CN201810240911 A CN 201810240911A CN 108260334 A CN108260334 A CN 108260334A
- Authority
- CN
- China
- Prior art keywords
- housing
- heat
- plate
- protection housing
- offered
- 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.)
- Pending
Links
- 238000004891 communication Methods 0.000 title claims abstract description 20
- 238000009434 installation Methods 0.000 claims abstract description 36
- 238000009423 ventilation Methods 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 13
- 230000001681 protective effect Effects 0.000 claims abstract description 11
- 238000013016 damping Methods 0.000 claims abstract description 8
- 230000001939 inductive effect Effects 0.000 claims description 12
- 230000003139 buffering effect Effects 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 5
- 239000003570 air Substances 0.000 description 28
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20854—Heat transfer by conduction from internal heat source to heat radiating structure
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20863—Forced ventilation, e.g. on heat dissipaters coupled to components
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The present invention provides a kind of shell structure of vehicle communication terminal, protection housing including rectangular parallelepiped structure, the bottom of housing is protected to be equipped with damping base, several vertical ventilation holes are offered on two side plates on protection housing where long side, several lateral vent hoes are offered on two side plates on protection housing where short side, hardware installation frame there are two being set in protective shell body, hardware installation frame includes heat-conducting plate, heat-conducting plate is vertically fixed on the bottom plate of protection housing, multigroup heat sink assembly is equipped between the side plate of heat-conducting plate and adjacent protection housing, multigroup heat sink assembly is arranged along heat-conducting plate length direction, every group of groups of fins includes several cooling fins evenly distributed from top to down, cooling fin is fixed on the side plate of adjacent protection housing；Hardware installation component is additionally provided on heat-conducting plate；The top plate of housing is protected to be equipped with blower unit.Radiating efficiency is improved, effectively avoids electronic component quick aging, extends the service life of electronic component.
Description
Technical field
The present invention relates to vehicle communication terminal fields, and in particular to a kind of shell structure of vehicle communication terminal.
Background technology
The rapid development of information technology allows people’s lives custom to be changed, and intelligent taxi trip also gradually exists
It is fully applied in information technology, management is allowed more to highlight efficiency, allow service closer to client, safety is allowed more to make one to trust,
It is higher to the processing requirement of information in information technology, it is complete vehicle-mounted using the circuit and unified installation formation one of high integration
Communication terminal.
Vehicle communication terminal is the headend equipment of vehicle monitoring management system, is also vehicle scheduling monitoring terminal, general to collect
Into having, on-line monitoring, management and running, report management, OBD information, CRM, order management, media information and system administration etc. are a variety of
Function is integrated, and above-mentioned function is handled by hardware integration circuit, and when integrated circuit operational causes hardware module
Generate higher temperature, electronic component at relatively high temperatures can there is a situation where agings after long-play so that entire vehicle
The disabler of communication terminal is carried, the heat dissipation of entire vehicle communication terminal is by the shell structure of vehicle communication terminal
It opens up ventilation hole to radiate, fails to form air flowing in shell structure, cause shell structure internal heat dissipating efficiency low, shell
Body inside configuration is constantly in high temperature range, reduces the service life of electronic component.
Invention content
For the deficiency in the presence of the prior art, the present invention provides a kind of shell structure of vehicle communication terminal, solutions
Determined vehicle communication terminal shell structure it is low there are radiating efficiency, internal electronic component is caused to generate at high temperature quick old
The problem of changing, affecting the service life of electronic component.
To achieve the above object, present invention employs following technical solutions：A kind of shell structure of vehicle communication terminal,
Protection housing including rectangular parallelepiped structure protects the bottom of housing to be equipped with the damping base being connect with vehicle frame, the protection housing
Several vertical ventilation holes, length side of several vertical ventilation holes along protection housing are offered on two side plates where upper long side
To evenly distributed, protect and offer several lateral vent hoes, several lateral vent hoes on two side plates on housing where short side
It is evenly distributed along the short transverse of protection housing；It is set in the protective shell body there are two hardware installation frame, hardware installation frame includes
Heat-conducting plate, heat-conducting plate are vertically fixed on the bottom plate of protection housing, are equipped between the side plate of heat-conducting plate and adjacent protection housing
Multigroup heat sink assembly, multigroup heat sink assembly are arranged along heat-conducting plate length direction, every group of groups of fins include it is several from upper and
Under evenly distributed cooling fin, cooling fin is fixed on the side plate of adjacent protection housing；It is additionally provided on heat-conducting plate to protection
The hardware installation component of housing central section extension；The top plate of the protection housing is equipped with to the air inducing of protection enclosure interior air-supply and fills
It puts.
In use, the integrated circuit plate of different function is installed on hardware installation component, when integrated circuit plate is being run
When, the temperature of generation is transmitted to by heat-conducting plate and multigroup cooling fin on protection housing, protects the directly same outside air of housing
Heat exchange is carried out so that internal temperature reduces, and passes through blower unit and extraneous cold air is introduced into protection enclosure interior, into one
Step reduces internal temperature, but also the temperature of multigroup cooling fin and heat-conducting plate reduces, and by the hot-air of inside from protective shell
It is discharged in vertical ventilation hole and lateral vent hoe on body, wherein vertical ventilation hole is mainly on heat-conducting plate and multigroup cooling fin
The hot-air of heat exchange is discharged, and lateral vent hoe is mainly quickly discharged the hot-air between integrated circuit plate, from
And so that the temperature in protective shell body is within the temperature range of integrated circuit plate normal work, it avoids generating high temperature on electronic member
Device generates the situation of quick aging.
Compared with the prior art, the present invention has the advantages that：
1st, cool ambient air is conveyed to protection enclosure interior by blower unit and passes through vertical ventilation hole and transversal ventilation
Hole is discharged, and so as to form air circulation in protective shell body, internal hot-air is quickly discharged, and integrated circuit plate is pacified
On hardware installation frame, the heat of generation is transmitted to by heat-conducting plate and multigroup cooling fin on protection housing, is allowed and is protected housing
It exchanges heat with cool ambient air, internal temperature is reduced, and vertically ventilation hole, can be quickly right close to hardware installation frame
The temperature progress of hardware installation frame is air-cooled, is further ensured that the heat transfer effect of hardware installation frame, substantially increases in protective shell body
The heat dissipation effect in portion so that the temperature of enclosure interior is protected to be within the temperature range of electronic component adaptation, avoids electronics first
Device generates aging, improves the service life of hardware installation plate.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the overhead sectional view of the present invention；
Fig. 3 is the side view of present invention protection housing；
Fig. 4 is the front view of present invention protection housing；
Fig. 5 is the vertical view of wind deflector of the present invention；
Fig. 6 is the structure diagram of hardware installation frame of the present invention；
Fig. 7 is partial enlargement structural representation at A in Fig. 1；
In figure, protection housing 1, vertical ventilation hole 101, lateral vent hoe 102, damping base 2, installing plate 201, stepped hole
2011st, tie down screw 202, buffer spring 203, installation foot stool 204, plectane portion 2041, link portion 2042, hardware installation frame 3,
Heat-conducting plate 301, heat sink assembly 302, the first mounting post 303, the second mounting post 304, blower unit 4, air inducing housing 401, into
Air holes 4011, wind deflector 402, air-guiding hole 4021, helical fan blade 403.
Specific embodiment
The present invention is described further below in conjunction with the accompanying drawings.
As shown in Fig. 1~Fig. 6, the shell structure of a kind of vehicle communication terminal of the present invention, including rectangular parallelepiped structure
Protection housing 1, the bottom of protection housing 1 is equipped with the damping base 2 that is connect with vehicle frame, passes through the cushioning effect of damping base 2
Avoid protection housing 1 by vehicle body shake generate vibrating effect, damping base 2 include installing plate 201, tie down screw 202 and
Offer several stepped holes 2011 on buffer spring 203, wherein installing plate 201, tie down screw 202 passes through tight after stepped hole 2011
Gu on protection housing 1, buffer spring 203 is set on tie down screw 202, and one end of buffer spring 203 is resisted against protective shell
On body 1, the other end of buffer spring 203 is equipped with multiple installation feet against on installing plate 201 on the lower surface of installing plate 201
Frame 204 will protect housing 1 to be installed on vehicle body by multiple installation foot stools 204, and the height of installation foot stool 204 is tie down screw
202 provide mobile space, and installing plate 201 moves through spring into row buffering on tie down screw 202, so as to avoid protective shell
Body 1 is influenced by vehicle body vibrations, and the electronic device of inside installation is adequately protected.In order to ensure to install foot stool 204
Stability, installation foot stool 204 includes plectane portion 2041 and is uniformly fixed in 4 link portions of 2041 surrounding of plectane portion
2042, the cross sectional shape in link portion 2042 is oblique " L " shape, and connecting hole, link portion are wherein offered in plectane portion 2041
Mounting hole is offered on 2042 horizontal segment, 4 link portions 2042 ensure that installation foot stool 204 can be steady after being mounted on vehicle body
Determine support mounting plate 201, and tiltedly Fast Installation can be convenient in the link portion 2042 of " L " shape.
Several vertical ventilation holes 101 are offered on two side plates on protection housing 1 where long side, it is several vertical logical
Air holes 101 is evenly distributed along the length direction of protection housing 1, if being offered on two side plates on protection housing 1 where short side
Dry lateral vent hoe 102, several lateral vent hoes 102 are evenly distributed along the short transverse of protection housing 1, pass through vertical ventilation hole
101 and lateral vent hoe 102 mating reaction to protection housing 1 inside air circulation circulation offer strong guarantee.In order to make
The heat that the integrated circuit plate inside housing 1 generates is protected to carry out heat conduction, is set in protection housing 1 there are two hardware installation frame 3,
Hardware installation frame 3 is mainly used for supporting integrated circuit plate and carries out the heat generated on integrated circuit plate to be transmitted to protective shell
On body 1, hardware installation frame 3 includes heat-conducting plate 301, and heat-conducting plate 301 is vertically fixed on the bottom plate of protection housing 1, heat-conducting plate 301
It is equipped with multigroup heat sink assembly 302 between the side plate of adjacent protection housing 1, multigroup heat sink assembly 302 is along heat-conducting plate 301
Length direction arranges, and every group of groups of fins includes several cooling fins evenly distributed from top to down, and cooling fin is fixed in adjacent
Protection housing 1 side plate on, the hardware installation component extended to protection housing 1 middle part, hardware peace are additionally provided on heat-conducting plate 301
Arrangement ranked first mounting post 303 including two, and two ranked first and arrange the 2nd mounting post 304, the second peace equipped with one between mounting post 303
Dress column 304 is staggered, and offer spiral shell in the first mounting post 303 and the second mounting post 304 with the first mounting post 303
Line connecting hole, installs integrated circuit plate with facilitating.When being installed to integrated circuit plate, the first installation of comprehensive utilization
The Heterogeneous Permutation relationship of 303 and second mounting post 304 of column, the integrated circuit plate of multiple types is reasonably installed, to ensure
There is the fastening point of 3 or more on each integrated circuit plate, the different modes of connection is can adapt to by rational mounting means, just
In the maintenance or repair in later stage.
The blower unit 4 to protection 1 inner blower of housing is equipped on the top plate of protection housing 1, by extraneous cold air
It is rapidly introduced into protection housing 1, the hot-air allowed inside protection housing 1 circulates, so as to reduce inside protection housing 1
Temperature.Blower unit 4 includes the air inducing housing 401 that section is in " ㄇ " shape, and the opening of air inducing housing 401 is equipped with wind deflector 402,
Rotation is equipped with helical fan blade 403 between the top plate of wind deflector 402 and air inducing housing 401；In the top plate of air inducing housing 401
On offer several air inlet holes 4011, the air-guiding hole 4021 of multi-ring annular array is offered on wind deflector 402, air-guiding hole 4021 passes through
Admittance aerofoil 402 and air-guiding hole 4021 are tilted from the upper table of wind deflector 402 away from the direction at 402 center of wind deflector, extraneous
Cold air enter in air inducing housing 401 from air inlet hole 4011, and blow helical fan blade 403 and rotate so that in spiral shell
Wind pressure at the air inlet of rotating fan blade 403 is more than the wind pressure of wind outlet, so that extraneous cold air continues into
It in air inducing housing 401, and is blown out from the air-guiding hole 4021 on wind deflector 402, air-guiding hole 4021 is inclined outwardly so that wind
It is spread around after being blown out from wind deflector 402, cold air is allowed quickly to blow on hardware installation frame 3, allowed on hardware installation frame 3
Heat taken away by cold air, ensure integrated circuit plate calorific value itself quickly disperse, ensure integrated circuit plate on electronics member
Proper device operation reduces aging speed, improves whole service life.
In the explanation of the present invention, it should be noted that term " first ", " second " etc. are for only for ease of description and reason
Solution, is not defined the priority of particular technique feature, quantity or significance level.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail in good embodiment, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (6)
1. a kind of shell structure of vehicle communication terminal, it is characterised in that：Protection housing including rectangular parallelepiped structure protects housing
Bottom be equipped with the damping base that connect with vehicle frame, offered on two side plates protected on housing where long side several
Vertical ventilation hole, several vertical ventilation holes are evenly distributed along the length direction of protection housing, protect two on housing where short side
Several lateral vent hoes are offered on a side plate, several lateral vent hoes are evenly distributed along the short transverse of protection housing；
It is set in the protective shell body there are two hardware installation frame, hardware installation frame includes heat-conducting plate, and heat-conducting plate is vertically fixed in guarantor
On the bottom plate of protective case body, multigroup heat sink assembly, multigroup cooling fin are equipped between the side plate of heat-conducting plate and adjacent protection housing
Component is arranged along heat-conducting plate length direction, and every group of groups of fins includes several cooling fins evenly distributed from top to down, cooling fin
It is fixed on the side plate of adjacent protection housing；The hardware installation group to protection housing central section extension is additionally provided on heat-conducting plate
Part；
The top plate of the protection housing is equipped with the blower unit to protection enclosure interior air-supply.
2. a kind of shell structure of vehicle communication terminal according to claim 1, it is characterised in that：The hardware installation group
Part ranked first mounting post including two, and two ranked first and arrange the 2nd mounting post, the second mounting post and the first peace equipped with one between mounting post
Dress column is staggered.
3. a kind of shell structure of vehicle communication terminal according to claim 2, it is characterised in that：First mounting post
And second offer threaded connection hole in mounting post.
4. a kind of shell structure of vehicle communication terminal according to claims 1 to 3 any one, it is characterised in that：Institute
It states blower unit and includes the air inducing housing that section is in " ㄇ " shape, the opening of air inducing housing is equipped with wind deflector, wind deflector and air inducing
Rotation is equipped with helical fan blade between the top plate of housing；
Several air inlet holes are offered on the top plate of air inducing housing, the air-guiding hole of multi-ring annular array, wind-guiding are offered on wind deflector
Hole penetrates through wind deflector and air-guiding hole is tilted from the upper table of wind deflector away from the direction at wind deflector center.
5. a kind of shell structure of vehicle communication terminal according to claim 4, it is characterised in that：The damping base packet
Installing plate, tie down screw and buffer spring are included, several stepped holes are wherein offered on installing plate, after tie down screw passes through stepped hole
It is fastened on protection housing, buffer spring is set on tie down screw, and one end of buffer spring is resisted against on protection housing, buffering
The other end of spring is equipped with multiple installation foot stools against on installing plate on the lower surface of installing plate.
6. a kind of shell structure of vehicle communication terminal according to claim 5, it is characterised in that：The installation foot stool packet
It including plectane portion and is uniformly fixed in 4 link portions of plectane portion surrounding, the cross sectional shape in link portion is oblique " L " shape, wherein
Connecting hole is offered in plectane portion, mounting hole is offered on the horizontal segment in link portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240911.XA CN108260334A (en) | 2018-03-22 | 2018-03-22 | A kind of shell structure of vehicle communication terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240911.XA CN108260334A (en) | 2018-03-22 | 2018-03-22 | A kind of shell structure of vehicle communication terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108260334A true CN108260334A (en) | 2018-07-06 |
Family
ID=62747132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810240911.XA Pending CN108260334A (en) | 2018-03-22 | 2018-03-22 | A kind of shell structure of vehicle communication terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108260334A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109094472A (en) * | 2018-08-31 | 2018-12-28 | 百度在线网络技术（北京）有限公司 | Vehicle |
| CN109785651A (en) * | 2019-03-29 | 2019-05-21 | 徐州蓝湖信息科技有限公司 | A kind of interactive traffic lamp image recognition terminal |
| CN110087431A (en) * | 2019-05-08 | 2019-08-02 | 北华大学 | A kind of multifunctional network box protective device |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203377773U (en) * | 2013-08-14 | 2014-01-01 | 重庆科川电气有限公司 | Frequency inverter heat dissipation structure |
| WO2016086855A2 (en) * | 2014-12-03 | 2016-06-09 | 华为技术有限公司 | Electronic terminal device |
| CN105828584A (en) * | 2016-05-27 | 2016-08-03 | 刘高志 | High efficiency ventilation type intelligent controller heat radiation structure |
| CN206118231U (en) * | 2016-11-09 | 2017-04-19 | 广州标程电气有限公司 | Concatenation formula servo driver convenient to heat dissipation |
| CN107147413A (en) * | 2017-06-22 | 2017-09-08 | 太仓韬信信息科技有限公司 | A kind of In-vehicle networking equipment |
| CN206559798U (en) * | 2017-02-20 | 2017-10-13 | 广州劳仑斯变频技术有限公司 | A kind of Intelligent constant-voltage changeable water supply controller radiator structure |
| CN207082858U (en) * | 2016-09-13 | 2018-03-09 | 祁门县集强电器有限公司 | A kind of radiator structure of high power vehicular electronic charging machine |
| CN207106367U (en) * | 2017-04-25 | 2018-03-16 | 株洲亿达科技有限公司 | A kind of car-mounted terminal protection device |
| CN207911234U (en) * | 2018-03-22 | 2018-09-25 | 四川畅云出行信息技术有限公司 | A kind of shell structure of vehicle communication terminal |
-
2018
- 2018-03-22 CN CN201810240911.XA patent/CN108260334A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203377773U (en) * | 2013-08-14 | 2014-01-01 | 重庆科川电气有限公司 | Frequency inverter heat dissipation structure |
| WO2016086855A2 (en) * | 2014-12-03 | 2016-06-09 | 华为技术有限公司 | Electronic terminal device |
| CN105828584A (en) * | 2016-05-27 | 2016-08-03 | 刘高志 | High efficiency ventilation type intelligent controller heat radiation structure |
| CN207082858U (en) * | 2016-09-13 | 2018-03-09 | 祁门县集强电器有限公司 | A kind of radiator structure of high power vehicular electronic charging machine |
| CN206118231U (en) * | 2016-11-09 | 2017-04-19 | 广州标程电气有限公司 | Concatenation formula servo driver convenient to heat dissipation |
| CN206559798U (en) * | 2017-02-20 | 2017-10-13 | 广州劳仑斯变频技术有限公司 | A kind of Intelligent constant-voltage changeable water supply controller radiator structure |
| CN207106367U (en) * | 2017-04-25 | 2018-03-16 | 株洲亿达科技有限公司 | A kind of car-mounted terminal protection device |
| CN107147413A (en) * | 2017-06-22 | 2017-09-08 | 太仓韬信信息科技有限公司 | A kind of In-vehicle networking equipment |
| CN207911234U (en) * | 2018-03-22 | 2018-09-25 | 四川畅云出行信息技术有限公司 | A kind of shell structure of vehicle communication terminal |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109094472A (en) * | 2018-08-31 | 2018-12-28 | 百度在线网络技术（北京）有限公司 | Vehicle |
| CN109785651A (en) * | 2019-03-29 | 2019-05-21 | 徐州蓝湖信息科技有限公司 | A kind of interactive traffic lamp image recognition terminal |
| CN110087431A (en) * | 2019-05-08 | 2019-08-02 | 北华大学 | A kind of multifunctional network box protective device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108260334A (en) | A kind of shell structure of vehicle communication terminal | |
| TW201410130A (en) | High-power cabinet dissipated system and static var compensator system | |
| CN207911234U (en) | A kind of shell structure of vehicle communication terminal | |
| CN210072533U (en) | Drainage heat dissipation device for standard case | |
| CN215283382U (en) | 3D printer heat abstractor | |
| CN212413573U (en) | Air guide assembly and air guide device | |
| CN209709403U (en) | A kind of three-phase load unbalance regulating device | |
| CN220511533U (en) | Heat abstractor for network equipment | |
| CN220233927U (en) | Monitoring type self-heat-dissipation power distribution cabinet | |
| CN210669094U (en) | Power distribution cabinet capable of automatically cooling | |
| CN213092274U (en) | Radiator for notebook | |
| CN221263299U (en) | Intensive bus duct with good heat dissipation effect | |
| CN219937758U (en) | Heat dissipation formula block terminal with mounting bracket | |
| CN219417641U (en) | Photovoltaic power plant direct current side monitoring devices | |
| CN219740804U (en) | Controller heat dissipation casing | |
| CN220227325U (en) | Hydraulic station oil tank | |
| CN213210942U (en) | Server heat abstractor for thing networking | |
| CN110611418A (en) | Power unit air-cooled cooling system | |
| CN220586686U (en) | Computer network safety detection device | |
| CN212727800U (en) | Tower type air duct heat dissipation electrical cabinet | |
| CN220191287U (en) | Radiating device of portable control terminal | |
| CN220823099U (en) | Electronic communication equipment for information engineering | |
| CN216532353U (en) | Heat dissipation device for soft starter of motor | |
| CN214124587U (en) | Active heat dissipation power distribution cabinet | |
| CN211959887U (en) | Protection heat dissipation power equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |