CN106937514A - A kind of heat abstractor for unmanned mounted circuit board - Google Patents
A kind of heat abstractor for unmanned mounted circuit board Download PDFInfo
- Publication number
- CN106937514A CN106937514A CN201710161850.3A CN201710161850A CN106937514A CN 106937514 A CN106937514 A CN 106937514A CN 201710161850 A CN201710161850 A CN 201710161850A CN 106937514 A CN106937514 A CN 106937514A
- Authority
- CN
- China
- Prior art keywords
- heat
- copper pipe
- conducting copper
- ventilation device
- pipe
- 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.)
- Withdrawn
Links
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
- H05K7/20863—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
Present invention relates particularly to a kind of heat abstractor for unmanned mounted circuit board, including ventilation unit, thermal conductive network, and the connecting tube for connecting the ventilation unit and thermal conductive network；Ventilation unit includes main ventilation device and secondary ventilation device, main ventilation device includes the pipe throat of contraction section, diffuser, connection contraction section top surface and diffuser top surface, it is fixed with pipe throat and negative tube is connected with the pipe throat, secondary ventilation device is identical with the main ventilation apparatus structure；Thermal conductive network is made up of horizontal heat-conducting copper pipe and longitudinal heat-conducting copper pipe, and horizontal heat-conducting copper pipe is connected with the infall inside of longitudinal heat-conducting copper pipe；One end of connecting tube is connected with any one longitudinal heat-conducting copper pipe or horizontal heat-conducting copper pipe, and the other end of connecting tube is connected with negative tube.The construction for heat radiating device is simple, easy for installation, good heat dissipation effect, and do not need engine provide power just can realize heat sinking function, reduce the burden of engine.
Description
Technical field
The invention belongs to unmanned air vehicle technique field, and in particular to a kind of heat abstractor for unmanned mounted circuit board.
Background technology
Unmanned air vehicle technique is the new and high technology that China gives priority in recent years, is aeronautical technology, electronic technology, air communications
The synthesis of the cutting edge technologies such as technology, new material technology, is important indicator of the reflection country in aviation field research strength.With
The development of unmanned air vehicle technique, the performance to each side of unmanned plane is proposed very big requirement.
The manipulation of unmanned plane is realized by control system, and control system includes circuit board and control program, and the electricity
Road plate is located in the frame of unmanned plane.The operation or test of unmanned plane need control system constantly to produce control instruction, circuit board
Heat is also produced while control instruction is constantly produced, the heat will bring many unfavorable shadows to the body of unmanned plane
Ring, for example, deform.Worse, heat is too high, can influence the environment around unmanned plane, because circuit board is controlling nobody
Environmental factor is needed to refer to during machine flight, so flight of the radiating of unmanned mounted circuit board to unmanned plane plays an important role.
Existing unmanned plane product is mainly radiated by fan against forms such as component blowing, aluminum alloy heat sinks,
Radiating effect is bad.
Chinese invention patent CN205686617U discloses a kind of new unmanned plane heat abstractor, including semiconductor refrigerating
Piece, radiator, radiator include water tank, fin, and water tank is located at base side, and water tank lower seal is provided with water pump, water pump
Heat dissipation copper pipe is sealedly connected with, groove is provided with fin, heat dissipation copper pipe is arranged in groove, and fin is vertically arranged in base
On, radiator top is provided with fan, and fan is connected with motor electric wire.The heat abstractor increased unmanned plane during flying heavy burden,
Needing engine to provide power could work, in addition for hardware design increases burden.
The content of the invention
Could be operated to solve the problems, such as the difference of radiating effect present in prior art and needing engine to provide power,
The invention provides a kind of heat abstractor for unmanned mounted circuit board.The technical problem to be solved in the present invention is by following technology
Scheme is realized：
A kind of heat abstractor for unmanned mounted circuit board, including be fixed on unmanned plane shell ventilation unit, be fixed on electricity
The thermal conductive network of road plate lower surface, and the connecting tube for connecting the ventilation unit and thermal conductive network；
The ventilation unit includes main ventilation device and secondary ventilation device；
The main ventilation device includes contraction section, the diffuser of hollow round table structure, the connection contraction section top of hollow round table structure
Face and the pipe throat of diffuser top surface, are fixed with the negative tube connected with the pipe throat in the pipe throat；
The secondary ventilation device is identical with the main ventilation apparatus structure；
The secondary ventilation device is located in the diffuser of the main ventilation device, the contraction section of the secondary ventilation device and institute
The pipe throat for stating main ventilation device is fixedly connected；
The thermal conductive network is made up of horizontal heat-conducting copper pipe and longitudinal heat-conducting copper pipe；
The horizontal heat-conducting copper pipe is connected with the infall inside of longitudinal heat-conducting copper pipe, the longitudinal heat-conducting copper pipe of outermost two
Connected for T-shaped with the junction of horizontal heat-conducting copper pipe, the company of the horizontal heat-conducting copper pipe of outermost two and longitudinal heat-conducting copper pipe
Place is met for T-shaped connection；
One end of the connecting tube is connected with any one of longitudinal heat-conducting copper pipe or horizontal heat-conducting copper pipe, the connecting tube
The other end is connected with the negative tube.
Further, above-mentioned horizontal heat-conducting copper pipe and longitudinal heat-conducting copper pipe are uniformly arranged.
Further, area of the area of above-mentioned thermal conductive network slightly larger than circuit board.
Further, angle of the angle of above-mentioned contraction section more than the diffuser.
Further, the angle of above-mentioned contraction section is 20 ~ 35 °, and the angle of the diffuser is 15~20 degree.
Beneficial effects of the present invention：
The construction for heat radiating device is simple, easy for installation, when using, thermal conductive network is arranged on the lower section of circuit board, and ventilation unit is indulged
To the below or above installed in shell, with connecting tube by thermal conductive network and plenum, the design of thermal conductive network increases
Area of dissipation, in the process of running, the hot-air in thermal conductive network flow to diffuser and arranges unmanned plane by connecting tube, negative tube
Going out, good heat dissipation effect, and do not need engine to provide power just can realize heat sinking function, reduce the burden of engine.
The present invention is described in further details below with reference to drawings and Examples.
Brief description of the drawings
Fig. 1 is the schematic diagram of heat abstractor of the present invention.
Fig. 2 is the schematic diagram of main ventilation device of the present invention.
In figure：1st, ventilation unit；11st, main ventilation device；12nd, secondary ventilation device；111st, contraction section；112nd, diffuser；
113rd, pipe throat；114th, negative tube；2nd, thermal conductive network；21st, horizontal heat-conducting copper pipe；22nd, longitudinal heat-conducting copper pipe；3rd, connecting tube；4、
Circuit board.
Specific embodiment
Technological means and effect that predetermined purpose is taken are reached for the present invention is expanded on further, below in conjunction with accompanying drawing and reality
Example is applied to specific embodiment of the invention, architectural feature and its effect, is described in detail as follows.
A kind of heat abstractor for unmanned mounted circuit board, such as Fig. 1, including the ventilation unit being fixed on unmanned plane shell
1st, the thermal conductive network 2 of circuit board lower surface, and the connecting tube 3 for connecting the ventilation unit 1 and thermal conductive network 2 are fixed on.Circuit board 4
, to thermal conductive network 2, the hot-air in thermal conductive network 2 after connecting tube 3 to ventilation unit 1 by discharging for heat transfer.
Ventilation unit 1 includes main ventilation device 11 and secondary ventilation device 12.Main ventilation device 11 includes hollow round table knot
The pipe of the contraction section 111 of structure, the diffuser 112 of hollow round table structure, the connection top surface of contraction section 111 and the top surface of diffuser 112
Throat 113, is fixed with the negative tube 114 connected with the pipe throat 113 in pipe throat 113.Secondary ventilation device 12 and master
The structure of ventilation unit 11 is identical, and secondary ventilation device 12 is located in the diffuser 112 of main ventilation device 11, secondary ventilation device 12
Contraction section be fixedly connected with the pipe throat 113 of main ventilation device 11.Produced at the negative tube 114 of main ventilation device 11 negative
Pressure, stream of hot air enters back into secondary ventilation device 12 to pipe throat 113, is produced at the negative tube of secondary ventilation device 12
Negative pressure, accelerates the flowing of hot-air, plays a part of quick heat radiating.
Thermal conductive network 2 is made up of horizontal heat-conducting copper pipe 21 and longitudinal heat-conducting copper pipe 22, horizontal heat-conducting copper pipe 21 and longitudinal heat conduction
The infall inside connection of copper pipe 22, the longitudinal heat-conducting copper pipe 22 of outermost two and the junction of horizontal heat-conducting copper pipe 21 are T-shaped
Connection, the horizontal heat-conducting copper pipe 21 of outermost two is connected with the junction of longitudinal heat-conducting copper pipe 22 for T-shaped.The design of thermal conductive network increases
Area of dissipation is added, hot-air is smoothly circulated.
One end of connecting tube 3 and any one longitudinal heat-conducting copper pipe 22 or horizontal heat-conducting copper pipe 21 are connected, connecting tube 3 it is another
One end is connected with negative tube 114.The construction for heat radiating device is simple, easy for installation, when using, thermal conductive network is arranged on into circuit board
Lower section, ventilation unit is longitudinally mounted to the below or above of shell, with connecting tube by thermal conductive network and plenum, leads
The design of heat supply network increased area of dissipation, and in the process of running, the hot-air in thermal conductive network passes through connecting tube, negative tube to unmanned plane
Flowing to diffuser discharge, good heat dissipation effect, and do not need engine to provide power just can realize heat sinking function, reduce and start
The burden of machine.
Horizontal heat-conducting copper pipe 21 and longitudinal heat-conducting copper pipe 22 are uniformly arranged, and ensure that radiating is uniform.
Area of the area of thermal conductive network 2 slightly larger than circuit board 4, it is ensured that circuit board can all touch heat-radiating substrate 2, reach
The purpose of high efficiency and heat radiation.
The angle of contraction section 111 increases the pressure of negative pressure mouthful more than the angle of diffuser 112, improves the discharge of hot-air
Efficiency.It is preferred that, the angle of contraction section 111 is 20 ~ 35 °, and the angle of diffuser 112 is 15~20 degree.Angle can be according to nobody
The load of machine and heat dispersal situations are adjusted, and angle is too big, can increase resistance during unmanned plane during flying；Angle is too small, radiating effect
It is really undesirable.
Ventilation unit is metal material or plastic material, preferred plastic material, because plastic material light weight, it is to avoid increase
The weight of unmanned plane and cause engine loading to increase.
The one end of connecting tube 3 is connected through a screw thread with longitudinal heat-conducting copper pipe 22 or horizontal heat-conducting copper pipe 21, connecting tube 3 it is another
End is connected through a screw thread with negative tube 114.
Above content is to combine specific preferred embodiment further description made for the present invention, it is impossible to assert
Specific implementation of the invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of not departing from present inventive concept, some simple deduction or replace can also be made, should be all considered as belonging to of the invention
Protection domain.
Claims (5)
1. a kind of heat abstractor for unmanned mounted circuit board, it is characterised in that：Including the ventilation being fixed on unmanned plane shell
Device（1）, be fixed on the thermal conductive network of circuit board lower surface（2）, and connect the ventilation unit（1）And thermal conductive network（2）Connection
Pipe（3）；
The ventilation unit（1）Including main ventilation device（11）With secondary ventilation device（12）；
The main ventilation device（11）Contraction section including hollow round table structure（111）, hollow round table structure diffuser
（112）, connection contraction section（111）Top surface and diffuser（112）The pipe throat of top surface（113）, the pipe throat（113）On
It is fixed with and the pipe throat（113）The negative tube of connection（114）；
The secondary ventilation device（12）With the main ventilation device（11）Structure is identical；
The secondary ventilation device（12）Positioned at the main ventilation device（11）Diffuser（112）It is interior, the secondary ventilation dress
Put（12）Contraction section and the main ventilation device（11）Pipe throat（113）It is fixedly connected；
The thermal conductive network（2）By horizontal heat-conducting copper pipe（21）With longitudinal heat-conducting copper pipe（22）Composition；
The horizontal heat-conducting copper pipe（21）With longitudinal heat-conducting copper pipe（22）Infall inside connection, two longitudinal directions of outermost
Heat-conducting copper pipe（22）With horizontal heat-conducting copper pipe（21）Junction be T-shaped connection, the horizontal heat-conducting copper pipe of outermost two
（21）With longitudinal heat-conducting copper pipe（22）Junction be T-shaped connection；
The connecting tube（3）One end and any one of longitudinal heat-conducting copper pipe（22）Or horizontal heat-conducting copper pipe（21）Connection,
The connecting tube（3）The other end and the negative tube（114）Connection.
2. heat abstractor as claimed in claim 1, it is characterised in that：The horizontal heat-conducting copper pipe（21）With longitudinal heat-conducting copper pipe
（22）Uniform arrangement.
3. heat abstractor as claimed in claim 2, it is characterised in that：The thermal conductive network（2）Area be slightly larger than circuit board（4）
Area.
4. heat abstractor as claimed in claim 3, it is characterised in that：The contraction section（111）Angle be more than the diffusion
Section（112）Angle.
5. heat abstractor as claimed in claim 4, it is characterised in that：The contraction section（111）Angle be 20 ~ 35 °, it is described
Diffuser（112）Angle be 15~20 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161850.3A CN106937514A (en) | 2017-03-17 | 2017-03-17 | A kind of heat abstractor for unmanned mounted circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710161850.3A CN106937514A (en) | 2017-03-17 | 2017-03-17 | A kind of heat abstractor for unmanned mounted circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106937514A true CN106937514A (en) | 2017-07-07 |
Family
ID=59433437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710161850.3A Withdrawn CN106937514A (en) | 2017-03-17 | 2017-03-17 | A kind of heat abstractor for unmanned mounted circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106937514A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097360A (en) * | 2020-09-22 | 2020-12-18 | 铜陵学院 | Building energy-saving ventilation equipment |
| CN113438870A (en) * | 2021-06-30 | 2021-09-24 | 深圳市警威警用装备有限公司 | Law enforcement record appearance convenient to heat dissipation |
-
2017
- 2017-03-17 CN CN201710161850.3A patent/CN106937514A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112097360A (en) * | 2020-09-22 | 2020-12-18 | 铜陵学院 | Building energy-saving ventilation equipment |
| CN113438870A (en) * | 2021-06-30 | 2021-09-24 | 深圳市警威警用装备有限公司 | Law enforcement record appearance convenient to heat dissipation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107278113A (en) | A kind of electric automobile charging pile of quick heat radiating | |
| CN106937514A (en) | A kind of heat abstractor for unmanned mounted circuit board | |
| CN204231846U (en) | A kind of wind scooper and electronic equipment | |
| CN106411110A (en) | Heat radiation controllable frequency converter | |
| CN206516947U (en) | A kind of high heat dissipation power distribution cabinet | |
| CN105101752A (en) | Charger heat dissipation device | |
| CN206909010U (en) | A kind of heat abstractor for unmanned mounted circuit board | |
| CN207099523U (en) | A kind of unpowered heat radiating device for unmanned mounted circuit board | |
| CN207852444U (en) | A kind of heat dissipating device of transformer | |
| CN205782751U (en) | Portable high power LED light source lamp bead heat abstractor | |
| CN206180826U (en) | Controllable converter dispels heat | |
| CN109963436A (en) | A kind of radiator for unmanned mounted circuit board | |
| CN106954369A (en) | A kind of unpowered heat radiating device for unmanned mounted circuit board | |
| CN205105521U (en) | Heat -dissipating device for controller of variable -frequency air conditioner | |
| CN210050929U (en) | Cooling device for elevator | |
| CN207200606U (en) | A kind of brushless motor controller system beneficial to the radiating of mos pipes | |
| CN207382605U (en) | A kind of air-conditioning electric heating pipe component of heat dissipation | |
| CN206698554U (en) | A kind of cooling circuit board for unmanned plane | |
| CN203561228U (en) | Efficient copper pipe condenser | |
| CN204096845U (en) | Energy-conserving elevator | |
| CN206782092U (en) | A kind of unmanned plane of high efficiency and heat radiation | |
| CN206846663U (en) | A kind of industrial and mineral radiator | |
| CN214315064U (en) | Book type frequency converter air duct structure | |
| CN207369326U (en) | A kind of air-conditioning electric heating pipe component of quick heat radiating | |
| CN201995270U (en) | Heat dissipation structure of electric apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170707 |