CN100493314C - Electronic device with water-proof and heat radiation structure - Google Patents
Electronic device with water-proof and heat radiation structure Download PDFInfo
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- CN100493314C CN100493314C CNB2005101294906A CN200510129490A CN100493314C CN 100493314 C CN100493314 C CN 100493314C CN B2005101294906 A CNB2005101294906 A CN B2005101294906A CN 200510129490 A CN200510129490 A CN 200510129490A CN 100493314 C CN100493314 C CN 100493314C
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- ventilation hole
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- heating panel
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Abstract
The invention concerns an electronic device with water-proof and heat radiation structure at least including a shell struction comprising a first and second vent; a space-wall structure disposed within the shell structure for spacing the inner part of the shell structure into airflow channels and containing spaces which are isolated with each other, wherein airflow channels connecting with the first and second vent; circuit-board assembly disposed in the containing spaces and a fan used for heat radiation being disposed in the airflow channels for driving the airflows flowing into/out of the first and second vent. In which, the space-wall structure consists of heat radiation boards, two extension board and a fixing frame. The heat radiation efficiency of the electronic device is increased by voluntary heat radiation and the water-proof function is provided.
Description
Technical field
The present invention relates to a kind of electronic installation, relate in particular to a kind of electronic installation with waterproof and radiator structure.
Background technology
Along with the integrated level of integrated circuit is more and more higher, the volume of electronic installation such as power-supply adapter or power supply also dwindles synchronously, but the heat dissipation problem that the electronic installation volume-diminished is produced is more and more serious.With the power-supply adapter is example, power-supply adapter electronic building brick on its internal printed circuit board when work can produce high heat, and traditional power-supply adapter to be last lower house by plastic material made up, therefore have heat and be difficult for dissipation and accumulate producing in the problem of power-supply adapter enclosure interior.As can't effectively solving heat dissipation problem, the electronic building brick that makes power-supply adapter inside is easy to damage, so not only can reduce the useful life of power-supply adapter, but also can reduce the power supply conversion efficiency of power-supply adapter.
At present also promising on the market solution heat dissipation problem and the power-supply adapter that designs with radiator structure.See also Fig. 1, it is the structural representation of existing power supply adapter.Power-supply adapter 1 is made up of upper shell 11, lower house 12, circuit board assembly 13, power input (not marking) and power output end 14.Wherein, upper shell 11 can engage mutually with lower house 12, and when engaging definable one accommodation space to place circuit board assembly 13.Circuit board assembly 13 is provided with various electronic building bricks 131, the heat dissipation effectively that is produced for the electronic building brick 131 that makes heating, so a plurality of fin 132 are set, and electronic building brick 131 and fin 132 interconnect with screw or riveted way and help electronic building brick 131 heat that leaves on circuit board assembly 13.
Existing power-supply adapter 1 mainly is to utilize heat transferred that heat conducting mode produced electronic building brick 131 to fin 132, utilize the surface area of fin 132 will be received in the heat of electronic building brick 131 again, with the mode dissipation of thermal convection and radiation in the inner space of power-supply adapter 1, and the air with the inner space is that media is passed to upper shell 11 and lower house 12, carries out heat exchange to reach the purpose of passive heat radiation by upper shell 11 and lower house 12 with outside.Yet power-supply adapter 1 of today has towards the demand of miniaturization and high power development, so the increase of power-supply adapter 1 aspect power made traditional passive heat radiation mode can not meet the heat radiation requirement.
Though also can consider the heat that power-supply adapter 1 inside is produced to be dispelled the heat with active radiating mode, but, power-supply adapter 1 uses for the convenience of the users, various modes of operation and environment must can be adapted to, if utilize active radiating mode then the housing of power-supply adapter 1 need set up through hole, power-supply adapter 1 is communicated with outside air, therefore can not reach the purpose of waterproof effectively.In addition, for needs for a long time under wet environment or for the power-supply adapter of outwork, its inner electronic building brick may cause power-supply adapter short circuit or damage because of contacting with water or moisture, so also can cause the life-span of power-supply adapter to reduce, and make the applicability of power-supply adapter be subjected to great restriction.In addition, when running into the intrusion of accident or unforeseen water or liquid, the electronic building brick of power-supply adapter 1 inside also may cause short circuit and damage because of contacting with water.
According to above-mentioned defective, with the inner heat dissipation that produces of electronic installation, and can avoid water or other liquid to invade electronic installation inside as active radiating mode how, be the problem of solution that those skilled in the art press at present.
Summary of the invention
Main purpose of the present invention is to provide a kind of electronic installation with waterproof and radiator structure, uses the passive heat radiation mode to make heat be difficult for the problem of dissipation to improve traditional electronic devices.
Another object of the present invention is to provide a kind of electronic installation with waterproof and radiator structure, increase the radiating efficiency of electronic installation by active radiating mode, and water-proof function is provided, to solve the shortcoming that traditional electronic devices is unsuitable for use under various states and the environment.
For achieving the above object, of the present invention one than the broad sense execution mode for a kind of electronic installation with waterproof and radiator structure is provided, it comprises at least: a shell structure has one first ventilation hole and one second ventilation hole; One spacer structures is arranged at this shell structure inside, and in order to this shell structure internal interval is become a gas channel and an accommodation space of isolating mutually, wherein this gas channel and this first ventilation hole and this second ventilation hole interlink; One circuit board assembly is arranged in this accommodation space; And a fan, be arranged in this gas channel, be used to drive air-flow, make air-flow by the turnover of flowing of this first ventilation hole and this second ventilation hole, in order to heat radiation.Wherein, this spacer structures comprises: a heating panel, to be used for heat radiation; Two extension boards are arranged at this shell structure inside, and are extended downwards by an internal face of this shell structure, and to define a groove, wherein each this extension board has a recess, and this recess is used to hold and the side that supports this heating panel; An and fixed frame, have a first and a second portion, wherein this first replaces this side of this heating panel, this second portion engages with the part area of contiguous this recess of this extension board, thus sealing this groove, and make the inner space of this shell structure be divided into this gas channel and this accommodation space of mutual isolation.
According to electronic installation of the present invention, wherein this electronic installation is a portable electronic devices.
According to electronic installation of the present invention, wherein this electronic installation is power-supply adapter or power supply.
According to electronic installation of the present invention, wherein this shell structure is combined by upper shell and lower house, and this gas channel is arranged between the internal face and this spacer structures of this shell structure.
According to electronic installation of the present invention, wherein this fixed frame and this part area of these two extension boards are that mode by ultrasonic fusing engages.
According to electronic installation of the present invention, wherein this spacer structures comprises that also one first protrudes rib, be adjacent to this first ventilation hole, and has a recess, this recess holds and a side that supports this heating panel, replace this side of this heating panel with this first, and the second portion of this fixed frame engages with this first this part area that protrudes rib, make this side of this heating panel be fixed in this and first protrude below rib by this fixed frame.
According to electronic installation of the present invention, wherein this first protrudes the inside that rib is shaped in this shell structure, and this second portion of this fixed frame and this part area of this first protrusion rib are that mode by ultrasonic fusing engages.
According to electronic installation of the present invention, wherein this spacer structures comprises that also one second protrudes rib, be adjacent to this second ventilation hole, and has a recess, this recess holds and another side that supports this heating panel, replace this another side of this heating panel with this first, and the second portion of this fixed frame engages with this second this part area that protrudes rib, make this another side of this heating panel be fixed in this and second protrude below rib by this fixed frame.
According to electronic installation of the present invention, wherein this second protrudes the inside that rib is shaped in this shell structure, and this second portion of this fixed frame and this part area of this second protrusion rib are that mode by ultrasonic fusing engages.
According to electronic installation of the present invention, wherein this fan is an air blast, and this fan is adjacent to this first ventilation hole or this second ventilation hole.
Description of drawings
Fig. 1 is the structural representation of existing power supply adapter.
Fig. 2 is the electronic device construction profile with waterproof and radiator structure of preferred embodiment of the present invention.
Fig. 3 is the profile in C-C cross section shown in Figure 2.
Fig. 4 is " B " structure enlarged drawing partly shown in Figure 2.
Fig. 5 is " A " structure enlarged drawing partly shown in Figure 2.
Wherein, description of reference numerals is as follows:
1: power-supply adapter 11: upper shell
12: lower house 13: circuit board assembly
131: electronic building brick 132: fin
14: power output end 2: electronic installation with waterproof and radiator structure
21: shell structure 211: upper shell
212: lower house 22: fan
24: the second ventilation holes of 23: the first ventilation holes
25: spacer structures 251: extension board
252: extension board 253: heating panel
254: fixed frame 255: groove
The protrusion rib protruded rib at 257: the second in 256: the first
26: circuit board assembly 27: gas channel
28: accommodation space 2511: recess
2521: recess 2541: first
2542: second portion 2561: recess
2571: recess
Embodiment
Some exemplary embodiments that embody feature of the present invention and advantage will be described in detail in the following description.Be understood that the present invention can have various variations on different modes, it does not exceed protection scope of the present invention, and explanation wherein and accompanying drawing be when the usefulness that explain in itself, but not in order to restriction the present invention.
See also Fig. 2, it is for the electronic device construction profile with waterproof and radiator structure of preferred embodiment of the present invention.As shown in Figure 2, the electronic installation 2 with waterproof and radiator structure of the present invention comprises: shell structure 21, fan 22, first ventilation hole 23, second ventilation hole 24, spacer structures 25 and circuit board assembly 26.Wherein, first ventilation hole 23 and second ventilation hole 24 are to be arranged on the shell structure 21.Spacer structures 25 is to be arranged at shell structure 21 inside, and shell structure 21 internal intervals are become the gas channel 27 and accommodation space 28 of isolating mutually.Gas channel 27 is to be formed between the internal face and spacer structures 25 of shell structure 21, and interlinks with first ventilation hole 23 and second ventilation hole 24.The inside of gas channel 27 is provided with fan 22, therefore utilize the driving of fan 22, air-flow is flowed by first ventilation hole 23 and second ventilation hole 24 to be passed in and out, the heat that is produced with 26 work of the circuit board assemblies in the accommodation space 28 of electronic installation 2 time is left by active radiating mode, and can make water or other liquid can't invade circuit board assembly 26 in the accommodation space 28 by the isolation of spacer structures 25, to reach the purpose of heat radiation and waterproof.
Please consult Fig. 2 again, this shell structure 21 with electronic installation 2 of waterproof and radiator structure can be combined by upper shell 211 and lower house 212.Fan 22 can be for example air blast, and it is provided with the position being adjacent to first ventilation hole 23 or second ventilation hole 24 for good, but not as limit.The flow direction that fan 22 drives air-flow can flow to second ventilation hole 24 (shown in the direction of arrow) by first ventilation hole 23, also can flow to first ventilation hole 23 by second ventilation hole 24.First ventilation hole 23 and second ventilation hole 24 are preferable with the opposite flank that is arranged at shell structure 21, but not as limit.
Spacer structures 25 is to be arranged at shell structure 21 inside, and its major function is the gas channel 27 and accommodation space 28 of shell structure 21 internal intervals for isolating mutually.The gas channel 27 that 25 intervals of spacer structures form does not exceed with one-sided, and it also can center on whole inboard with electronic installation 2 of waterproof and radiator structure.See also Fig. 3, it is the profile in C-C cross section shown in Figure 2.As Fig. 2 and shown in Figure 3, in this embodiment, this spacer structures 25 comprises two extension boards 251,252, a heating panel 253 and a fixed frame 254.Wherein, two extension boards 251, the 252nd, extend downwards from the internal face of shell structure 21, and each extension board 251,252 two side ends links (not marking) with the internal face of shell structure 21 two relative sides respectively in Fig. 3, form a groove 255 with two relative side definition by two extension boards 251,252 and shell structure 21.In addition, each extension board 251,252 has a recess 2511,2521 respectively, and the recess 2511,2521 of extension board 251,252 toward each other, to be used to hold and support the limit, two opposite sides of heating panel 253.The rectangular in fact framework of fixed frame 254, but not as limit, it can be used to fixedly heating panel 253.Fixed frame 254 is divided into first 2541 and second portion 2542 roughly, and wherein first 2541 is around the inner peripheral part of fixed frame 254,2542 outer peripheries around fixed frame 254 of second portion.The first 2541 of fixed frame 254 can hold or be supported in two extension boards 251 in the side of heating panel 253,252 recess 2511,2521 o'clock, prop up the side of heating panel 253, in addition, 2542 of the second portions of fixed frame 254 can utilize for example mode of ultrasonic fusing, with extension board 251,252 contiguous recesses 2511,2521 part area engages, and just can make fixed frame 254 fixing thus, simultaneously heating panel 253 closely is fixed in extension board 251,252 and sealed groove 255, make the inner space of shell structure 21 be spaced apart the gas channel 27 and accommodation space 28 of mutual isolation.
See also Fig. 4, it is " B " structure enlarged drawing partly shown in Figure 2.As shown in Figure 4, for an end of avoiding heating panel 253 directly engages the unreal gap that produces with the internal face of shell structure 21 sides, make water or liquid flow through the gap and invade the circuit board assembly 26 of accommodation space 28 from first ventilation hole 23 along internal face, therefore spacer structures 25 is optionally set up one first protrusion rib 256 on shell structure 21, and is adjacent to the position of first ventilation hole 23.First protrudes rib 256 similarly has a recess 2561, to be used to hold and support a side of heating panel 253.When the first 2541 of fixed frame 254 can hold or be supported in the recess 2561 of the first protrusion rib 256 in the opposite side edge of heating panel 253, replace this side of heating panel 253, in addition, 2542 of the second portions of fixed frame 254 can utilize for example mode of ultrasonic fusing, engage with the first part area that protrudes rib 256 contiguous recesses 2561, just can make fixed frame 254 fixing thus, this side with heating panel 253 closely is fixed in the first protrusion rib, 256 belows simultaneously, to avoid the gap to produce, therefore can increase the seal of accommodation space 28.In fact, first protrudes rib 256 can constitute the structure that is roughly " U " type with two extension boards 251,252, and the first protrusion rib 256 is preferable with the internal face of the side that is shaped in shell structure 21, but not as limit.
See also Fig. 5, it is " A " structure enlarged drawing partly shown in Figure 2.As shown in Figure 5, similarly directly engage the unreal gap that produces with the internal face of shell structure 21 sides for the other end of avoiding heating panel 253, make water or liquid flow through the circuit board assembly 26 that accommodation space 28 is invaded in the gap from second ventilation hole 24 along internal face, therefore spacer structures 25 is optionally set up one second protrusion rib 257 on shell structure 21, and is adjacent to the position of second ventilation hole 24.Second protrudes rib 257 similarly has a recess 2571, to be used to hold and support another side of heating panel 253.When the first 2541 of fixed frame 254 can hold or be supported in the recess 2571 of the second protrusion rib 257 in the relative side of heating panel 253, replace this side of heating panel 253, in addition, 2542 of the second portions of fixed frame 254 can utilize for example mode of ultrasonic fusing, engage with the second part area that protrudes rib 257 contiguous recesses 2571, just can make fixed frame 254 fixing thus, this side with heating panel 253 closely is fixed in the second protrusion rib, 257 belows simultaneously, to avoid the gap to produce, therefore can increase the seal of accommodation space 28.In fact, second protrudes rib 257 can constitute the structure that is roughly " U " type with two extension boards 251,252, and the second protrusion rib 257 is preferable with the internal face of the side that is shaped in shell structure 21, but not as limit.
Please consult Fig. 2 again, when the electronic installation 2 with waterproof and radiator structure is worked, the electronic building brick that is positioned on the circuit board assembly 26 of accommodation space 28 can produce heat, fin on the circuit board assembly 26 can directly be directed at heating panel 253 with the heat that electronic building brick produced, or utilize the thermal convection mode with heat transferred that electronic building brick produced to heating panel 253, be directed in the gas channel 27 by heating panel 253 again, the active heat removal mode that just can utilize air current flow thus with transfer of heat to shell structure 21.Therefore by the driving of fan 22, air-flow is flowed by first ventilation hole 23 and second ventilation hole 24 to be passed in and out, leave with the heat that the circuit board assembly 26 in the accommodation space 28 of electronic installation 2 is produced when working, and can make water or other liquid can't invade circuit board assembly 26 in the accommodation space 28 by the isolation of spacer structures 25, to reach the purpose of heat radiation and waterproof.
In certain embodiments, the electronic installation 2 with waterproof and radiator structure can be power-supply adapter, also can be power supply certainly, and not as limit.In addition, heating panel 253 can be the high thermal conductivity coefficient material, metal for example, constitute.Secondly, shell structure 21 also can be by the high thermal conductivity coefficient material except that can being made of plastic material, metal for example, and institute constitutes, to promote the radiating efficiency of integral body.In addition, electronic installation of the present invention also can be portable electronic devices or is arranged at outdoor electronic installation.
In sum, the present invention has the electronic installation of waterproof and radiator structure mainly with active radiating mode, fans drive air-flow for example, and the heat that electronic installation inside is produced leaves, makes its radiating efficiency to increase.And to cooperate the ultrasonic wave connection technology by the spacer structures of particular design can be the gas channel and the accommodation space of isolation mutually with the internal interval of shell structure, can prevent sealing or other liquid intrusion electronic installation inside, avoid the electronic building brick of electronic installation inside to damage, increase the useful life of electronic installation, make electronic installation be applicable to various operating environments and condition.
The present invention is by the modification that those skilled in the art carried out, only otherwise break away from spirit of the present invention, and all in scope of patent protection of the present invention.
Claims (10)
1. electronic installation with waterproof and radiator structure, it comprises at least:
One shell structure has one first ventilation hole and one second ventilation hole;
One spacer structures, be arranged at this shell structure inside, in order to this shell structure internal interval is become a gas channel and an accommodation space of isolating mutually, wherein this gas channel is connected with this first ventilation hole and this second ventilation hole, and this spacer structures comprises:
One heating panel is to be used for heat radiation;
Two extension boards are arranged at this shell structure inside, and are extended downwards by an internal face of this shell structure, and to define a groove, wherein each this extension board has a recess, and this recess is used to hold and the side that supports this heating panel; And
One fixed frame, have a first and a second portion, wherein this first replaces this side of this heating panel, this second portion engages with the part area of contiguous this recess of this extension board, seal this groove thus, and make the inner space of this shell structure be divided into this gas channel and this accommodation space of mutual isolation;
One circuit board assembly is arranged in this accommodation space; And
One fan is arranged in this gas channel, is used to drive air-flow, air-flow is flowed by this first ventilation hole and this second ventilation hole pass in and out, in order to heat radiation.
2. the electronic installation with waterproof and radiator structure as claimed in claim 1, wherein this electronic installation is a portable electronic devices.
3. the electronic installation with waterproof and radiator structure as claimed in claim 1, wherein this electronic installation is power-supply adapter or power supply.
4. the electronic installation with waterproof and radiator structure as claimed in claim 1, wherein this shell structure is combined by upper shell and lower house, and this gas channel is arranged between the internal face and this spacer structures of this shell structure.
5. the electronic installation with waterproof and radiator structure as claimed in claim 1, wherein this fixed frame and this part area of these two extension boards are that mode by ultrasonic fusing engages.
6. the electronic installation with waterproof and radiator structure as claimed in claim 1, wherein this spacer structures comprises that also one first protrudes rib, be adjacent to this first ventilation hole, and has a recess, this recess holds and a side that supports this heating panel, replace this side of this heating panel with this first, and the second portion of this fixed frame engages with this first this part area that protrudes rib, make this side of this heating panel be fixed in this and first protrude below rib by this fixed frame.
7. the electronic installation with waterproof and radiator structure as claimed in claim 6, wherein this first protrudes the inside that rib is shaped in this shell structure, and this second portion of this fixed frame and this part area of this first protrusion rib are that mode by ultrasonic fusing engages.
8. the electronic installation with waterproof and radiator structure as claimed in claim 6, wherein this spacer structures comprises that also one second protrudes rib, be adjacent to this second ventilation hole, and has a recess, this recess holds and another side that supports this heating panel, replace this another side of this heating panel with this first, and the second portion of this fixed frame engages with this second this part area that protrudes rib, make this another side of this heating panel be fixed in this and second protrude below rib by this fixed frame.
9. the electronic installation with waterproof and radiator structure as claimed in claim 8, wherein this second protrudes the inside that rib is shaped in this shell structure, and this second portion of this fixed frame and this part area of this second protrusion rib are that mode by ultrasonic fusing engages.
10. the electronic installation with waterproof and radiator structure as claimed in claim 1, wherein this fan is an air blast, and this fan is adjacent to this first ventilation hole or this second ventilation hole.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/180,769 | 2005-07-13 | ||
| US11/180,769 US7289320B2 (en) | 2005-03-03 | 2005-07-13 | Electronic device with waterproof and heat-dissipating structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1897802A CN1897802A (en) | 2007-01-17 |
| CN100493314C true CN100493314C (en) | 2009-05-27 |
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ID=37610108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101294906A Active CN100493314C (en) | 2005-07-13 | 2005-12-09 | Electronic device with water-proof and heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100493314C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI820710B (en) * | 2021-10-25 | 2023-11-01 | 群創光電股份有限公司 | Electronic device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007034558B4 (en) * | 2007-07-25 | 2010-04-29 | B2 Electronic Gmbh | Mobile high voltage tester with housing |
| CN103327764A (en) * | 2013-06-08 | 2013-09-25 | 贵州裕高电子有限责任公司 | Outdoor safety monitoring system electric appliance box and die-casting die thereof |
| CN108667987B (en) * | 2018-05-18 | 2020-06-19 | 常州信息职业技术学院 | Flexible communication device |
| CN110062546B (en) * | 2019-04-26 | 2021-07-06 | 深圳前海达闼云端智能科技有限公司 | Ventilation waterproof construction and electronic equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2586091Y (en) * | 2002-07-15 | 2003-11-12 | 岳彬 | Energy saving air conditioner using condensed water to increase radiation efficiency |
| CN2692732Y (en) * | 2004-04-09 | 2005-04-13 | 奇鋐科技股份有限公司 | Water cooled radiator |
-
2005
- 2005-12-09 CN CNB2005101294906A patent/CN100493314C/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2586091Y (en) * | 2002-07-15 | 2003-11-12 | 岳彬 | Energy saving air conditioner using condensed water to increase radiation efficiency |
| CN2692732Y (en) * | 2004-04-09 | 2005-04-13 | 奇鋐科技股份有限公司 | Water cooled radiator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI820710B (en) * | 2021-10-25 | 2023-11-01 | 群創光電股份有限公司 | Electronic device |
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| Publication number | Publication date |
|---|---|
| CN1897802A (en) | 2007-01-17 |
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