CN203722722U - Television heat dissipation device and television - Google Patents
Television heat dissipation device and television Download PDFInfo
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- CN203722722U CN203722722U CN201320846509.9U CN201320846509U CN203722722U CN 203722722 U CN203722722 U CN 203722722U CN 201320846509 U CN201320846509 U CN 201320846509U CN 203722722 U CN203722722 U CN 203722722U
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- fan
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- electric current
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- 230000017525 heat dissipation Effects 0.000 title abstract description 3
- 238000012545 processing Methods 0.000 claims abstract description 30
- 238000007664 blowing Methods 0.000 claims abstract description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 28
- 230000033228 biological regulation Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000010248 power generation Methods 0.000 abstract 5
- 230000005855 radiation Effects 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a television heat dissipation device and a television. The device comprises a thermoelectric power generation piece, a controlling and processing module, a battery, and a fan. The thermoelectric power generation piece, the controlling and processing module, and the battery are connected sequentially, and the controlling and processing module is connected with the fan. The thermoelectric power generation piece generates corresponding electric current through thermoelectric power generation by using heat dissipated in the interior of the television. The controlling and processing module stabilizes the voltage of the electric current and generates charging current to charge the battery. The battery supplies power to the fan. The controlling and processing module controls the rotating speed of the fan for blowing and heat dissipating based on the magnitude of the electric current. The utility model fully utilizes the design that the heat energy in the television is converted into the corresponding electric current through thermoelectric power generation, the rotating speed of the fan is adjusted automatically based on the magnitude of the electric current, and the blowing strength is controlled for dissipating the heat in the television. Therefore, the temperature in the television is controlled to be within a proper temperature range and the television is prevented from burning. The heat energy is also fully utilized so that the fan does not need an extra power supply and the energy-saving requirement of the television is satisfied.
Description
Technical field
The utility model relates to technical field of television sets, particularly a kind of TV set heat radiator and television set.
Background technology
For energy savings, country has formulated " panel TV efficiency limit value and efficiency grade " standard, and whether panel TV set is energy-conservation by an important indicator that is evaluation and test television set.In the television set course of work, conventionally can produce certain heat energy.In order to solve the heat dissipation problem of television set, the heat sink material of developing at present high-capacity LED reduces the work energy consumption of backlight module, adopts insulation and the better nanometer silica gel of heat conductivility to carry out heat conduction and heat radiation to inner Important Components simultaneously, thereby realizes heat radiation.But this heat energy is directly dispersed, and is not fully utilized, do not meet the environmental requirement of energy-saving and emission-reduction now.
In view of this, the utility model provides a kind of TV set heat radiator and television set.
Utility model content
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide a kind of TV set heat radiator and television set, utilizes heat energy that inside television produces, converts it into the blowing heat radiation of electric energy rear drive fan.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of TV set heat radiator, it comprises:
For to inside television, blowing realizes the fan dispelling the heat;
Adopt thermo-electric generation to produce the thermo-electric generation sheet of corresponding electric current for the heat that inside television is distributed;
For described electric current being carried out to voltage stabilizing processing, produce charging current and charge the battery, and according to the control processing module of the size control rotation speed of the fan of described electric current;
For the battery to fan power supply;
Described thermo-electric generation sheet, control processing module, battery connect successively, and described control processing module connects fan.
Described TV set heat radiator, wherein, described control processing module comprises:
Carry out voltage stabilizing processing for the electric current that thermo-electric generation sheet is produced, and the voltage stabilizing charhing unit that becomes charging current to charge the battery the current conversion after voltage stabilizing;
Be used for the rotation speed of the fan control unit of the big or small drive fan rotating speed of the electric current producing according to thermo-electric generation sheet;
Described voltage stabilizing charhing unit connects thermo-electric generation sheet and battery, and described rotation speed of the fan control unit connects thermo-electric generation sheet and fan.
Described TV set heat radiator, wherein, described voltage stabilizing charhing unit comprises switch, triode, three-terminal voltage-stabilizing diode, the first resistance and the second resistance, the model of described three-terminal voltage-stabilizing diode is TL431; The collector electrode of one end connecting triode of described switch, the other end of switch connects voltage regulation unit, the base stage of described triode connects the negative electrode of three-terminal voltage-stabilizing diode, the emitter of triode connects one end and the battery of the first resistance, the plus earth of described three-terminal voltage-stabilizing diode, the reference utmost point of three-terminal voltage-stabilizing diode connects the other end of the first resistance, also by the second grounding through resistance.
Described TV set heat radiator, wherein, described voltage stabilizing charhing unit also comprises the first electric capacity, the second electric capacity, isolating diode and the 3rd resistance; One end connecting valve of described the first electric capacity, also connect the negative electrode of three-terminal voltage-stabilizing diode by the 3rd resistance, the other end ground connection of the first electric capacity, one end of the emitter of the anodal connecting triode of described isolating diode and the first resistance, the negative pole of isolating diode is by the second capacity earth.
Described TV set heat radiator, wherein, described rotation speed of the fan control unit is DC motor rotational speed control circuit.
Described TV set heat radiator, wherein, the power of described fan is 2.5W.
A kind of television set, it comprises described TV set heat radiator, and LED lamp bar, described TV set heat radiator is arranged on one end of LED lamp bar.
Compared to prior art, the TV set heat radiator that the utility model provides and television set, described TV set heat radiator comprises thermo-electric generation sheet, controls processing module, battery and fan; The heat that thermo-electric generation sheet distributes inside television adopts thermo-electric generation to produce corresponding electric current, control processing module to described electric current carry out voltage stabilizing processing, produce charging current charge the battery, battery is powered to fan, controls processing module according to the heat radiation of drying of the size control rotation speed of the fan of described electric current; The heat energy that takes full advantage of television set content converts corresponding electric current to by thermo-electric generation, and can be automatically according to the rotating speed of the size adjustment fan of electric current, the intensity of controlling blowing is dispelled the heat to inside television, internal temperature of TV set is controlled in suitable temperature range, avoid burning out television set, also reasonably utilized heat energy, without additional power supply, fan is powered, meet TV set energy-saving requirement.
Brief description of the drawings
Fig. 1 is the structure chart of the utility model TV set heat radiator preferred embodiment.
Fig. 2 is the circuit diagram of voltage stabilizing charhing unit in the utility model TV set heat radiator.
Embodiment
For making the purpose of this utility model, technical scheme and effect clearer, clear and definite, referring to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of TV set heat radiator, is filling in television set, by utilizing the heat that television set when work distributes to come fan power supply, and carrys out respective drive rotation speed of the fan according to the height of heat temperature, and the intensity of controlling blowing realizes internal heat dissipating.Refer to Fig. 1, the TV set heat radiator that the utility model provides comprises thermo-electric generation sheet 10, controls processing module 20, battery 30 and fan 40, described thermo-electric generation sheet 10, control processing module 20, battery 30 connect successively, and described control processing module 20 connects fan 40.Heat that thermo-electric generation sheet 10 distributes inside television adopts thermo-electric generation to produce corresponding electric current, controls processing module 20 described electric current is carried out voltage stabilizing processing, produces charging current and charge to battery 30, and battery 30 is powered to fan; Meanwhile, control processing module 20 according to the size control rotation speed of the fan of described electric current, thereby make fan 40, to inside television, blowing realizes heat radiation.The operation principle of described thermo-electric generation sheet 10 is prior art, this is not described further herein.
Wherein, described control processing module 20 comprises voltage stabilizing charhing unit 201 and rotation speed of the fan control unit 202, and described voltage stabilizing charhing unit 201 connects thermo-electric generation sheet 10 and battery 30, and described rotation speed of the fan control unit 202 connects thermo-electric generation sheet and fan.The electric current that voltage stabilizing charhing unit 201 produces thermo-electric generation sheet carries out voltage stabilizing processing, and becomes charging current to charge the battery the current conversion after voltage stabilizing, the big or small drive fan rotating speed of the electric current that rotation speed of the fan control unit 202 produces according to thermo-electric generation sheet.
When concrete enforcement, described rotation speed of the fan control unit is DC motor rotational speed control circuit, and this circuit is prior art, this is not described further herein.
Described voltage stabilizing charhing unit 201 comprises switch SW, triode Q, three-terminal voltage-stabilizing diode D1, the first resistance R 1 and the second resistance R 2, described three-terminal voltage-stabilizing diode D1 adopts TL431(to have three end adjustable shunt reference voltage sources of good thermal stability); The collector electrode of one end connecting triode Q of described switch SW, the other end of switch SW connects voltage regulation unit 201, the base stage of described triode Q connects the negative electrode K of three-terminal voltage-stabilizing diode D1, the emitter of triode Q connects one end of the first resistance R 1 and the positive pole of battery 30, the anode A ground connection of described three-terminal voltage-stabilizing diode D1, the reference utmost point R of three-terminal voltage-stabilizing diode D1 connects the other end of the first resistance R 1, also by the second resistance R 2 ground connection.
Wherein, three-terminal voltage-stabilizing diode D1 and triode Q composition voltage stabilizing charging control circuit, it adapts to the larger situation of input terminal voltage fluctuation range, can control the conducting state of triode Q, makes that the voltage of output is adjustable and lasting accuracy is higher.The heat distributing due to inside television is constantly to change, and the electric current that therefore thermo-electric generation sheet produces is also constantly to fluctuate.These fluctuations have a certain impact to triode Q, therefore need to adjust according to the size of electric current by three-terminal voltage-stabilizing diode D1 the conducting state of triode Q.In the time that electric current is larger, control triode Q half conducting or less conducting; When electric current hour, control the complete conducting of triode Q or most of conducting; The electric current of triode Q output could be controlled within the specific limits like this, reduces the fluctuation of charging current.
The adjusting resistance of the reference voltage (with reference to the voltage on utmost point R) that the first resistance R 1 and the second resistance R 2 are TL431, adjust the just height of capable of regulating TL431 output voltage (being the voltage on negative electrode K) of resistance of the first resistance R 1 and the second resistance R 2, thereby adjust the conducting state of triode Q.Described triode Q adopts withstand voltage 30V, electric current to be greater than 0.5A, hFE(AC signal amplification coefficient) triode of value more than 120.
Thermo-electric generation sheet 10 is transferred in voltage stabilizing charhing unit 201 after heat is changed into electric current.In the time of television boot-strap, switch SW is automatically closed, and the electric current that adopts temperature difference technology to obtain enters the collector electrode of triode Q.Now TL431 carries out voltage stabilizing processing, controls triode Q conducting, and current delivery is powered to battery 30.Described battery is lithium battery, or is the lead acid accumulator of 6V, and it is powered to fan; Take full advantage of the heat energy of television set, without externally fed.In the time that television set shuts down, switch SW is opened automatically, and power supply causes thermo-electric generation sheet oppositely to freeze to thermo-electric generation sheet can to avoid battery, can also save battery electric quantity.
When concrete enforcement, described voltage stabilizing charhing unit 201 also comprises the first capacitor C 1, the second capacitor C 2, isolating diode D2 and the 3rd resistance R 3; One end connecting valve of described the first capacitor C 1, also connect the negative electrode of three-terminal voltage-stabilizing diode D1 by the 3rd resistance R 3, the other end ground connection of the first capacitor C 1, the emitter of the anodal connecting triode Q of described isolating diode D2 and one end of the first resistance R 1, the negative pole of isolating diode D2 is by the second capacity earth.After described isolating diode D2 place in circuit, there is the pressure drop of 0.5V left and right.The first capacitor C 1 and the second capacitor C 2 play filter action, can reduce voltage fluctuation, filtering interfering.
This voltage stabilizing charhing unit 201 gives the lead acid battery charge efficiency of 6V higher, approaches to be full of to proceed to trickle charge, until electric current is zero, can not overcharge phenomenon.If output voltage is adjusted at 4.2V, can give rapidly the lithium cell charging of 3.6V.
Further, inverter can also be set battery is carried out to Cross prevention (undervoltage warning), recommendation lithium battery in television set.
Described fan is small-power fan, if power is 2.5W, can adopt the fan type of configuration in notebook computer.After battery is powered to fan, the size of the electric current that fan produces according to thermo-electric generation sheet is controlled the rotating speed of flabellum.When heat is larger, electric current is larger, and rotation speed of the fan is very fast, and blow strength is large, and heat radiation is very fast; Otherwise, when heat hour, electric current is less, rotation speed of the fan is slower, blow strength is little; Dispel the heat slower.
The utility model also provides a kind of television set, described television set comprises above-mentioned TV set heat radiator and LED lamp bar, described TV set heat radiator is arranged on one end of LED lamp bar, and the one end that is equivalent to thermo-electric generation sheet to be placed on LED lamp bar is conveniently according to thermo-electric generation.When concrete enforcement, described thermo-electric generation sheet can also be placed on the higher place of inside television power supply temperature, and the utility model is not construed as limiting this, as long as approach with the place of heat radiation.
In sum, the TV set heat radiator that the utility model provides and television set, first utilize the heat of television set to realize thermo-electric generation by thermo-electric generation sheet, the electric current of generation is charged the battery, be equivalent to electric weight to be stored in battery, battery is given a low power electric fan power supply, size of current by thermo-electric generation is controlled rotation speed of the fan, can automatically regulate rotating speed and the power of fan, and inside television is carried out to active thermal circulation cooling, ensure that inside television generates heat in rational temperature range, avoids parts damages; The heat that it has reasonably utilized television set to distribute, powers to fan without additional power supply, has met TV set energy-saving requirement.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the utility model.
Claims (7)
1. a TV set heat radiator, is characterized in that, comprising:
For to inside television, blowing realizes the fan dispelling the heat;
Adopt thermo-electric generation to produce the thermo-electric generation sheet of corresponding electric current for the heat that inside television is distributed;
For described electric current being carried out to voltage stabilizing processing, produce charging current and charge the battery, and according to the control processing module of the size control rotation speed of the fan of described electric current;
For the battery to fan power supply;
Described thermo-electric generation sheet, control processing module, battery connect successively, and described control processing module connects fan.
2. TV set heat radiator according to claim 1, is characterized in that, described control processing module comprises:
Carry out voltage stabilizing processing for the electric current that thermo-electric generation sheet is produced, and the voltage stabilizing charhing unit that becomes charging current to charge the battery the current conversion after voltage stabilizing;
Be used for the rotation speed of the fan control unit of the big or small drive fan rotating speed of the electric current producing according to thermo-electric generation sheet;
Described voltage stabilizing charhing unit connects thermo-electric generation sheet and battery, and described rotation speed of the fan control unit connects thermo-electric generation sheet and fan.
3. TV set heat radiator according to claim 2, is characterized in that, described voltage stabilizing charhing unit comprises switch, triode, three-terminal voltage-stabilizing diode, the first resistance and the second resistance, and the model of described three-terminal voltage-stabilizing diode is TL431; The collector electrode of one end connecting triode of described switch, the other end of switch connects voltage regulation unit, the base stage of described triode connects the negative electrode of three-terminal voltage-stabilizing diode, the emitter of triode connects one end and the battery of the first resistance, the plus earth of described three-terminal voltage-stabilizing diode, the reference utmost point of three-terminal voltage-stabilizing diode connects the other end of the first resistance, also by the second grounding through resistance.
4. TV set heat radiator according to claim 3, is characterized in that, described voltage stabilizing charhing unit also comprises the first electric capacity, the second electric capacity, isolating diode and the 3rd resistance; One end connecting valve of described the first electric capacity, also connect the negative electrode of three-terminal voltage-stabilizing diode by the 3rd resistance, the other end ground connection of the first electric capacity, one end of the emitter of the anodal connecting triode of described isolating diode and the first resistance, the negative pole of isolating diode is by the second capacity earth.
5. TV set heat radiator according to claim 2, is characterized in that, described rotation speed of the fan control unit is DC motor rotational speed control circuit.
6. TV set heat radiator according to claim 1, is characterized in that, the power of described fan is 2.5W.
7. a television set, is characterized in that, comprises TV set heat radiator as claimed in claim 1, and LED lamp bar, and described TV set heat radiator is arranged on one end of LED lamp bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320846509.9U CN203722722U (en) | 2013-12-20 | 2013-12-20 | Television heat dissipation device and television |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320846509.9U CN203722722U (en) | 2013-12-20 | 2013-12-20 | Television heat dissipation device and television |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203722722U true CN203722722U (en) | 2014-07-16 |
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ID=51161841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320846509.9U Expired - Fee Related CN203722722U (en) | 2013-12-20 | 2013-12-20 | Television heat dissipation device and television |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203722722U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104159056A (en) * | 2014-08-08 | 2014-11-19 | 广州创维平面显示科技有限公司 | High integration network television receiver |
| CN104331137A (en) * | 2014-10-16 | 2015-02-04 | 苏州德鲁森自动化系统有限公司 | Radiator capable of using waste heat for generating power |
| CN108684197A (en) * | 2018-07-26 | 2018-10-19 | 京东方科技集团股份有限公司 | A kind of electronic equipment and its cooling control method |
-
2013
- 2013-12-20 CN CN201320846509.9U patent/CN203722722U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104159056A (en) * | 2014-08-08 | 2014-11-19 | 广州创维平面显示科技有限公司 | High integration network television receiver |
| CN104159056B (en) * | 2014-08-08 | 2017-07-25 | 广州创维平面显示科技有限公司 | A kind of network television receiver of high integration |
| CN104331137A (en) * | 2014-10-16 | 2015-02-04 | 苏州德鲁森自动化系统有限公司 | Radiator capable of using waste heat for generating power |
| CN108684197A (en) * | 2018-07-26 | 2018-10-19 | 京东方科技集团股份有限公司 | A kind of electronic equipment and its cooling control method |
| CN108684197B (en) * | 2018-07-26 | 2023-12-26 | 京东方科技集团股份有限公司 | Electronic equipment and heat dissipation control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20141220 |
|
| EXPY | Termination of patent right or utility model |