CN109413345A - A kind of heat dissipation type polylinker video converter - Google Patents
A kind of heat dissipation type polylinker video converter Download PDFInfo
- Publication number
- CN109413345A CN109413345A CN201811438809.7A CN201811438809A CN109413345A CN 109413345 A CN109413345 A CN 109413345A CN 201811438809 A CN201811438809 A CN 201811438809A CN 109413345 A CN109413345 A CN 109413345A
- Authority
- CN
- China
- Prior art keywords
- interface
- shell
- heat dissipation
- dissipation type
- video converter
- 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
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 37
- 239000004065 semiconductor Substances 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims abstract description 3
- 238000001816 cooling Methods 0.000 claims description 13
- 239000004519 grease Substances 0.000 claims description 11
- 229920001296 polysiloxane Polymers 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013442 quality metrics Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
-
- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of heat dissipation type polylinker video converters, wiring board including shell and installation inside the shell, input connector and out connector, input connector, out connector is integrated in the circuit board, and it leans out in shell respectively, cover top portion is equipped with thermal window, thermal window is equipped with filter screen, shell includes the left housing mutually fastened and right shell, route board ends are connected with semiconductor chilling plate, several sawtooth thermally conductive sheets are connected between wiring board and semiconductor chilling plate, input connector includes USB interface, HDMI interface, DVI interface, S-Video interface and AV interface, out connector includes conducting wire and plug, one end welding of conducting wire is in the circuit board, the other end is connect with plug, plug is USB interface, USB jack, any two kinds in DVI interface.The present invention realizes the conversion of the signal between distinct interface, and easy to assembly, can independently radiate.
Description
Technical field
The present invention relates to video converter technical field, espespecially a kind of heat dissipation type polylinker video converter.
Background technique
Video converter almost each there is site activity, broadcast, AV device and the world of video content to patrol
Many years have been used in drilling.Because not being used for the unified standard of transmission of video, present electronic equipment is according to different hardware
Coffret needs different transmission converters, such as USB interface, DVI interface, HDMI interface and USB interface etc., is above
Relatively conventional coffret now, the signal transmission between Yao Shixian different transmission interfaces just need a variety of different conversions
Device transmits picture so video converter almost usually needs to match the signal from distinct device at a distance, distributes signal
Deng.
Video converter on the market has a single function, structure is too simple, and it is changeable can not to solve the incompatible bring of interface
Problem, Video Quality Metric hinder, and cause the very big inconvenience of user, and traditional video converter internal heat dissipating situation
It is bad, lack the radiator window of circulation, influences internal electron work, while host access rear video signal is highly susceptible to electric current
It directly impacts, leads to the output that TV signal cannot be stable, once internal be not easy to carry out detachable maintaining when something goes wrong, because of shell
Usually connected by screw, this installation method not only assemble it is time-consuming, but also need it is additional increase mounting screw, to increase
Production cost, meanwhile, in order to install the shell with screw mounting hole added, in structure design, it has to increase conversion
The structure of device is also resulted in a certain extent with adapting to the installation shell to hinder the realization of the Miniaturization Design of product
It is inconvenient to carry.
Summary of the invention
To solve the above problems, the present invention provides a kind of heat dissipation type polylinker video converter, realize between distinct interface
Signal conversion, and it is easy to assembly, can independently radiate.
To achieve the above object, the technical solution adopted by the present invention is that providing a kind of heat dissipation type polylinker video converter,
Wiring board, input connector and out connector including shell and installation inside the shell, the input connector, output connection
Device is integrated in the circuit board, and leans out in shell respectively, and the cover top portion is equipped with thermal window, and the thermal window is equipped with
Filter screen, shell include left housing and right shell, and the left housing and right shell snapping, the route board ends are connected with semiconductor refrigerating
Piece, is connected with several sawtooth thermally conductive sheets between the wiring board and semiconductor chilling plate, the input connector includes that VGA connects
Mouth, HDMI interface, DVI interface, S-Video interface and AV interface, the out connector include conducting wire and plug, the conducting wire
One end welding in the circuit board, the other end connect with plug, and the plug is USB interface, USB jack, times in DVI interface
Two kinds of meaning.
Wherein, the outer casing bottom is connected with heat dissipation base, and the heat dissipation base includes several cooling fins, the heat dissipation
Piece is vertically set on outer casing bottom.
Wherein, the heat dissipation base further includes heat-conducting silicone grease plate, and the heat-conducting silicone grease plate is connected to the bottom of cooling fin.
Wherein, it is also integrated with controller, temperature sensor and mini-fan on the wiring board, the temperature sensor,
Mini-fan is electrically connected with the controller.
Wherein, the wiring board two sides are equipped with the first card slot, and the semiconductor chilling plate is equipped with the second card slot, the sawtooth
One end of thermally conductive sheet is connected in the first card slot, and the other end is connected in the second card slot.
Wherein, the left housing is equipped with groove, and the right shell is equipped with grab, and the grab snaps onto groove.
Wherein, the thermal window is equipped with mounting groove, and the filter screen is plugged in mounting groove.
Wherein, the shell is equipped with input interface, sealing ring is cased with outside the input connector, and visit by input interface
Out outside shell.
The beneficial effects of the present invention are:
The present invention is by five kinds of different video interfaces such as USB interface, HDMI interface, DVI interface, S-Video interface and AV interface
It rolls into one, realizes the signal conversion between distinct interface, five video input interfaces arbitrarily use, while being collocated with VGA and connecing
Three kinds of mouth, USB jack, DVI interface etc. routinely when any two kinds of video output interface, it is more to present video device interface
Sample provides multifarious selection scheme, avoids the incompatible problem of interface；
In terms of heat dissipation performance, the present invention is equipped with sawtooth thermally conductive sheet by assist side two sides, and thermally conductive sheet has good thermally conductive
Property, and jagged thermally conductive sheet is by increasing heat-conducting area, and then accelerates heat conduction rate, the heat that can generate wiring board
Amount is drawn, and semiconductor chilling plate is used to freeze for sawtooth thermally conductive sheet, accelerates the heat dissipation of sawtooth thermally conductive sheet, is effectively line
Road plate carries out heat dissipation work；Simultaneously by being equipped with thermal window in cover top portion, the radiating efficiency in shell can be accelerated, and lead to
It crosses and filter screen is installed in thermal window, dust can be effectively prevent to enter；
In addition, left housing connects to form shell with right shell by buckle structure, the assembling mode of shell is simplified, so that assembling and dimension
Repairing disassembly becomes more convenient, while also saving the cost of screw.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is circuit connection diagram of the invention.
Fig. 3 is Structure explosion diagram of the invention.
Fig. 4 is the structural schematic diagram of shell.
Fig. 5 is the structural schematic diagram of wiring board.
Drawing reference numeral explanation: 1- shell；2- wiring board；3- input connector；4- out connector；5- thermal window；6-
Filter screen；7- left housing；The right shell of 8-；9- semiconductor chilling plate；10- sawtooth thermally conductive sheet；11- conducting wire；12- plug；13- heat dissipation bottom
Seat；14- cooling fin；15- heat-conducting silicone grease plate；16- controller；17- temperature sensor；18- mini-fan；The first card slot of 19-；
The second card slot of 20-；21- grab；22- mounting groove；23- input interface；24- output interface.
Specific embodiment
The present invention is described in detail with Figure of description combined with specific embodiments below.
It please refers to shown in Fig. 1-5, the present invention is about a kind of heat dissipation type polylinker video converter, including shell 1 and installation
Wiring board 2, input connector 3 and out connector 4 in shell 1, the input connector 3, out connector 4 are integrated in
It on wiring board 2, and is leant out in shell 1 respectively, thermal window 5 is equipped at the top of the shell 1, the thermal window 5 was equipped with
Strainer 6, shell 1 include left housing 7 and right shell 8, the left housing 7 and right 8 snapping of shell, and 2 both ends of wiring board are connected with semiconductor
Cooling piece 9 is connected with several sawtooth thermally conductive sheets 10, the input connector between the wiring board 2 and semiconductor chilling plate 9
3 include USB interface, HDMI interface, DVI interface, S-Video interface and AV interface, the out connector 4 include conducting wire 11 with
One end of plug 12, the conducting wire 11 is welded in assist side 2, and the other end is connect with plug 12, and the plug 12 connects for VGA
Mouth, USB jack, any two kinds in DVI interface.
The present invention is by five kinds of different videos such as USB interface, HDMI interface, DVI interface, S-Video interface and AV interface
Interface rolls into one, and realizes the signal conversion between distinct interface, and five video input interfaces are arbitrarily used, are collocated with simultaneously
Any two kinds of the video output interface of three kinds of USB interface, USB jack, DVI interface etc. routinely, connect present video equipment
Mouth diversity provides multifarious selection scheme, avoids the incompatible problem of interface；In terms of heat dissipation performance, the present invention is logical
2 two sides of assist side are crossed equipped with sawtooth thermally conductive sheet 10, thermally conductive sheet has good thermal conductivity, and jagged thermally conductive sheet is by adding
Big heat-conducting area, and then heat conduction rate is accelerated, the heat extraction that wiring board 2 generates can be come, and semiconductor refrigerating
Piece 9 is used to freeze for sawtooth thermally conductive sheet 10, accelerates the heat dissipation of sawtooth thermally conductive sheet 10, effectively carries out heat dissipation work for wiring board 2；
Simultaneously by being equipped with thermal window 5 at the top of shell 1, the radiating efficiency in shell 1 can be accelerated, and by thermal window 5
Filter screen 6 is installed, dust can be effectively prevent to enter；In addition, left housing 7 connects to form shell with right shell 8 by buckle structure
1, simplify the assembling mode of shell 1 so that assembling and repair demolition become more convenient, while also save screw at
This.
In the present embodiment, 1 bottom of shell is connected with heat dissipation base 13, and the heat dissipation base 13 includes several heat dissipations
Piece 14, the cooling fin 14 are vertically set on 1 bottom of shell.
Using the above scheme, by being equipped with heat dissipation base 13 in 1 bottom of shell, shell 1 is carried out by cooling fin 14 scattered
Heat treatment, and then improve heat dissipation performance.
In the present embodiment, the heat dissipation base 13 further includes heat-conducting silicone grease plate 15, and the heat-conducting silicone grease plate 15 is connected to scattered
The bottom of backing 14.
Using the above scheme, heat-conducting silicone grease plate 15 is due to built-in heat-conducting silicone grease, excellent thermal conductivity, at work, can benefit
14 heat absorption of cooling fin is come with heat-conducting silicone grease plate 15, accelerates the rate of heat dispation of cooling fin 14, and then improve heat dissipation
Performance；Further, the width of heat-conducting silicone grease plate 15, length are bigger than the width of cooling fin 14, length, can be to cooling fin 14
It plays a supporting role, and then plays the supporting role of heat dissipation base 13.
In the present embodiment, controller 16, temperature sensor 17 and mini-fan 18, institute are also integrated on the wiring board 2
State temperature sensor 17, mini-fan 18 is electrically connected with controller 16.
Using the above scheme, 1 internal temperature of shell is detected by temperature sensor 17, when temperature reaches critical value, control
Device 16 processed starts mini-fan 18 and is independently radiated, and reinforces internal cold-hot air convection, actively by hot inside air by pair
Stream effect loses, and independent can radiate.
In the present embodiment, 2 two sides of wiring board are equipped with the first card slot 19, and the semiconductor chilling plate 9 is equipped with the second card
Slot 20, one end of the sawtooth thermally conductive sheet 10 are connected in the first card slot 19, and the other end is connected in the second card slot 20.
Using the above scheme, the both ends of sawtooth thermally conductive sheet 10 by be respectively engaged with the first card slot 19, the second card slot 20 come
Realize the fixation of sawtooth thermally conductive sheet 10, once it needs replacing, it is also easy to disassemble.
In the present embodiment, the left housing 7 is equipped with groove, and the right shell 8 is equipped with grab 21, and the grab 21 snaps onto groove
It is interior.
Using the above scheme, left housing 7 and right shell 8 are linked together by buckle structure, have both eliminated the step of screw installation
Suddenly, the cost of screw is also eliminated, so that assemble method is more easy, convenient for assembling and repair demolition.
In the present embodiment, the thermal window 5 is equipped with mounting groove 22, and the filter screen 6 is plugged in mounting groove 22.
Using the above scheme, filter screen 6 is mounted on thermal window 5 by mounting groove 22, realizes filter screen 6 and shell 1
Connection can dismantle and shell 1 and then take out filter screen 6 once needing to clean filter screen 6.
In the present embodiment, the shell 1 is equipped with input interface 23, is cased with sealing ring outside the input connector 3, and pass through
Input interface 23 is leant out outside shell 1.
Using the above scheme, it both can guarantee the close connection of input connector 3 Yu input interface 23 by being equipped with sealing ring,
Also it can prevent the impurity such as dust, moisture from entering inside shell 1 by gap, and then influence the normal operation of internal circuit board 2；
Further, shell 1 is additionally provided with output interface 24, and conducting wire 11 is leant out outside shell 1 by output interface 21, the same housing of conducting wire 11
There is sealing ring.
Embodiment of above be only preferred embodiments of the present invention will be described, not to the scope of the present invention into
Row limits, and without departing from the spirit of the design of the present invention, this field ordinary engineering and technical personnel is to technical side of the invention
The various changes and improvements that case is made, should fall within the scope of protection determined by the claims of the present invention.
Claims (8)
1. a kind of heat dissipation type polylinker video converter, including shell and installation wiring board inside the shell, input connector and
Out connector, the input connector, out connector are integrated in the circuit board, and lean out in shell respectively, and feature exists
Thermal window is equipped in: the cover top portion, and the thermal window is equipped with filter screen, and shell includes left housing and right shell, described
Left housing and right shell snapping, the route board ends are connected with semiconductor chilling plate, between the wiring board and semiconductor chilling plate
Several sawtooth thermally conductive sheets are connected with, the input connector includes USB interface, HDMI interface, DVI interface, S-Video interface
With AV interface, the out connector includes conducting wire and plug, and one end welding of the conducting wire in the circuit board, the other end and is inserted
Head connection, the plug are USB interface, USB jack, any two kinds in DVI interface.
2. a kind of heat dissipation type polylinker video converter according to claim 1, it is characterised in that: the outer casing bottom connects
It is connected to heat dissipation base, the heat dissipation base includes several cooling fins, and the cooling fin is vertically set on outer casing bottom.
3. a kind of heat dissipation type polylinker video converter according to claim 2, it is characterised in that: the heat dissipation base is also
Including heat-conducting silicone grease plate, the heat-conducting silicone grease plate is connected to the bottom of cooling fin.
4. a kind of heat dissipation type polylinker video converter according to claim 1, it is characterised in that: on the wiring board also
It is integrated with controller, temperature sensor and mini-fan, the temperature sensor, mini-fan are electrically connected with the controller.
5. a kind of heat dissipation type polylinker video converter according to claim 1, it is characterised in that: the wiring board two sides
Equipped with the first card slot, the semiconductor chilling plate is equipped with the second card slot, and one end of the sawtooth thermally conductive sheet is connected to the first card slot
Interior, the other end is connected in the second card slot.
6. a kind of heat dissipation type polylinker video converter according to claim 1, it is characterised in that: the left housing is equipped with recessed
Slot, the right shell are equipped with grab, and the grab snaps onto groove.
7. a kind of heat dissipation type polylinker video converter according to claim 1, it is characterised in that: the thermal window is set
There is mounting groove, the filter screen is plugged in mounting groove.
8. a kind of heat dissipation type polylinker video converter according to claim 1, it is characterised in that: the shell is equipped with defeated
Incoming interface, the input connector is cased with sealing ring outside, and is leant out outside shell by input interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438809.7A CN109413345A (en) | 2018-11-29 | 2018-11-29 | A kind of heat dissipation type polylinker video converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811438809.7A CN109413345A (en) | 2018-11-29 | 2018-11-29 | A kind of heat dissipation type polylinker video converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109413345A true CN109413345A (en) | 2019-03-01 |
Family
ID=65456129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811438809.7A Pending CN109413345A (en) | 2018-11-29 | 2018-11-29 | A kind of heat dissipation type polylinker video converter |
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| Country | Link |
|---|---|
| CN (1) | CN109413345A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114158180A (en) * | 2021-10-08 | 2022-03-08 | 中国安全生产科学研究院 | Driver with heat dissipation function and infrared detector applying same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103037641A (en) * | 2011-08-31 | 2013-04-10 | 深圳光启高等理工研究院 | Casing fixing structure and movable multimedia broadcasting device |
| US20140253673A1 (en) * | 2013-03-05 | 2014-09-11 | Summit Imaging, Inc. | Video output conversion system |
| CN106448602A (en) * | 2016-11-09 | 2017-02-22 | 江门市唯是半导体科技有限公司 | Medical display device |
| CN209134527U (en) * | 2018-11-29 | 2019-07-19 | 东莞市南沣电子科技有限公司 | A kind of heat dissipation type polylinker video converter |
-
2018
- 2018-11-29 CN CN201811438809.7A patent/CN109413345A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103037641A (en) * | 2011-08-31 | 2013-04-10 | 深圳光启高等理工研究院 | Casing fixing structure and movable multimedia broadcasting device |
| US20140253673A1 (en) * | 2013-03-05 | 2014-09-11 | Summit Imaging, Inc. | Video output conversion system |
| CN106448602A (en) * | 2016-11-09 | 2017-02-22 | 江门市唯是半导体科技有限公司 | Medical display device |
| CN209134527U (en) * | 2018-11-29 | 2019-07-19 | 东莞市南沣电子科技有限公司 | A kind of heat dissipation type polylinker video converter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114158180A (en) * | 2021-10-08 | 2022-03-08 | 中国安全生产科学研究院 | Driver with heat dissipation function and infrared detector applying same |
| CN114158180B (en) * | 2021-10-08 | 2023-09-05 | 中国安全生产科学研究院 | Driver with heat dissipation function and infrared detector applying driver |
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