CN106452017B - Switch power supply system capable of recovering heat - Google Patents
Switch power supply system capable of recovering heat Download PDFInfo
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- CN106452017B CN106452017B CN201611015715.XA CN201611015715A CN106452017B CN 106452017 B CN106452017 B CN 106452017B CN 201611015715 A CN201611015715 A CN 201611015715A CN 106452017 B CN106452017 B CN 106452017B
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- heat
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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- 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
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a switch power supply system capable of recovering heat, and relates to the field of switch power supplies. The switch power supply system capable of recycling heat comprises a shell, a circuit board arranged in the shell and a heat conversion device penetrating through the shell, wherein the heat conversion device comprises a heat conduction device and a heat collection device, a gas inlet valve and a gas outlet valve are arranged on the heat collection device, the gas outlet valve is connected with a gas pipe, the gas pipe is connected to a power generation device, heat generated by the switch power supply during working is led into the heat collection device through the heat collection device in a centralized mode, gas in the heat conduction gas pipe expands, the gas outlet valve is opened, hot gas flows in the gas pipe at a high speed, the heat energy is converted into kinetic energy, the high-speed flowing gas flow can drive the power generation device to generate electricity, the heat energy is recycled, and the switch power supply system is energy-saving and environment-friendly.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to a switching power supply device, in particular to a switching power supply system capable of recovering heat.
[ background of the invention ]
The switching power supply is a power supply which utilizes modern power electronic technology to control the on-off time ratio of a switching tube and maintain stable output voltage, and generally comprises a Pulse Width Modulation (PWM) control IC and the switching tube. With the development and innovation of power electronic technology, the technology of the switching power supply is continuously innovated. At present, the switching power supply is widely applied to almost all electronic devices with the characteristics of small size, light weight and high efficiency, and is an indispensable power supply mode for the rapid development of the electronic information industry at present.
The high frequency of the switching power supply is the development direction of the switching power supply, the high frequency enables the switching power supply to be miniaturized, the switching power supply enters a wider application field, particularly the application in the high and new technology field, the development of the switching power supply is promoted, and the switching power supply develops towards the light, small, thin, low-noise, high-reliability and anti-interference direction with the growth rate of more than two digits every year. The development and application of the switching power supply have important significance in the aspects of saving energy, saving resources and protecting the environment.
Electronic devices applied in the switching power supply mainly comprise a diode, a switching tube, a transformer and an inductance coil, the electronic devices are very easy to generate heat in use, and heat generated in the use process of the switching power supply is conducted into the air through a heat dissipation device to cause energy waste.
[ summary of the invention ]
The invention aims to: in order to solve the existing problems, the invention provides a switch power supply system capable of recovering heat.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a switch power supply system capable of recovering heat comprises a shell, a circuit board arranged in the shell and a heat conversion device penetrating through the shell;
the heat conversion device comprises a heat conduction device arranged in the shell and a heat collection device arranged outside the shell, the heat conduction device is fixed on the circuit board and connected with the heat collection device, and a first heat conduction port is further arranged on the contact surface of the heat conduction device and the heat collection device and used for conducting, collecting and converting heat;
the heat conduction device comprises a heat insulation shell, a second heat conduction port arranged on the side wall of the heat insulation shell, a heat conduction sheet arranged in the heat insulation shell and a heating electronic device arranged at the second heat conduction port, wherein the heat conduction sheet is in contact with the inner surface of the heat insulation shell, and the heating electronic device is in contact with the heat conduction sheet, so that heat generated by the switch power supply during working is effectively led out in a centralized manner;
the heat collection device comprises a heat insulation cylinder, a heat conduction core arranged in the heat insulation cylinder and fixed on the edge of the first heat conduction port and a heat conduction gas pipe surrounding the heat conduction core, the heat conduction gas pipe is in surface contact with the heat conduction core, the heat insulation cylinder is connected with the heat insulation shell, a gas inlet valve is arranged at the top of the heat insulation cylinder close to the shell, a gas outlet valve is arranged at the top of the heat insulation cylinder far away from the shell, the gas inlet valve is communicated with a gas inlet of the heat conduction gas pipe, and the gas outlet valve is communicated with a gas outlet of the heat conduction gas pipe; the gas outlet valve is connected with a gas pipe, the gas pipe is connected with a power generation device, the gas inlet valve and the gas outlet valve are both switches controlled to be closed by using the pressure difference, the heat in the heat collection device is transferred through a heat conduction core connected with the first heat conduction port, the heat of the heat conduction core is transferred to a heat conduction gas pipe surrounding the heat conduction core, so that the temperature of the gas in the heat conduction gas pipe is raised and expanded, when the air pressure in the heat conducting air pipe is lower than the air pressure outside the heat insulation cylinder, the air inlet valve is opened, the air outlet valve is closed, the air enters the heat conducting air pipe, when the air pressure in the heat insulation and conduction air pipe is larger than the air pressure outside the heat insulation cylinder, the air inlet valve is closed, the air in the heat conduction air pipe continuously expands along with the introduction of heat to enable the air pressure in the heat conduction air pipe to be increased, and finally the air outlet valve is pressed to be opened, so that hot air flows out at a high speed; the gas outlet valve is connected with a gas pipe, the gas pipe is connected to a power generation device, and the power generation device can be driven to generate power by using impact force of fast flowing gas flow.
Furthermore, the thermal conductivity coefficient of the thermal conductive core is 400-5000W/(m.K).
Furthermore, the thermal conductivity of the thermal conductive core is 1500-.
Furthermore, the heat conducting core is made of a carbon material, the carbon material comprises one or a composition of more than two of natural graphite, artificial graphite and graphene, and the heat conducting core with good heat conducting performance is manufactured by screening the carbon material and blending the proportion of each component of the carbon material.
Further, the heat conductive sheet and the heat radiating fins are made of copper or aluminum alloy.
Furthermore, the heating electronic device comprises a transformer, a switching tube, an inductance coil and a diode, wherein the inductance coil is electrically connected with the diode to form a rectification filter circuit, the switching tube is electrically connected with the output end of the rectification filter circuit to form a pulse width adjusting circuit, and the transformer is electrically connected with the output end of the pulse width adjusting circuit to adjust the voltage into the required voltage.
Further, the second thermal conductive port includes, for example, a transformer thermal conductive port corresponding to the transformer, a switch tube thermal conductive port corresponding to the switch tube, an inductor coil thermal conductive port corresponding to the inductor coil, and a diode thermal conductive port corresponding to the diode.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that: according to the invention, the heat conversion device is arranged in the switching power supply, the heating electronic devices are intensively arranged at the second heat conduction port on the heat conduction device, heat is intensively conducted to the heat conduction core through the first heat conduction port, the heat conduction core conducts the heat to the heat conduction air pipe surrounding the heat conduction core, the temperature in the heat conduction air pipe is continuously increased, the pressure in the heat insulation air pipe is continuously increased due to the expansion of air when being heated, the air outlet valve is opened under the action of the air pressure in the heat conduction air pipe to form hot air flow flowing along the air pipe at high speed, and the conversion of the heat energy into kinetic energy is realized; along with the discharge of gas, the pressure in the heat-conducting gas pipe is continuously reduced, the gas outlet valve is closed, the gas inlet valve is opened, air enters the heat-conducting gas pipe, the air pressure in the heat-conducting gas pipe is increased again under the interaction of air supplement and temperature increase, the gas inlet valve is closed, the gas outlet valve is opened, and high-speed flowing air flow is obtained; the high-speed flowing hot air flow has certain impact force, and can drive the power generation device to generate power, so that the heat energy is recycled, and the energy-saving and environment-friendly effects are achieved.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a switching power supply system capable of recovering heat according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a heat conversion device in a switch power supply system capable of recovering heat according to an embodiment of the present invention;
FIG. 3 is a right side view of a heat collecting device in a switch power system capable of recovering heat according to an embodiment of the present invention;
in the figure: the heat-conducting type gas-insulated switchgear comprises a shell 1, a circuit board 2, a heat conversion device 3, a diode 4-1, an inductance coil 4-2, a switch tube 4-3, a transformer 4-4, a heat-insulated shell 5, a diode 6-1 heat-conducting port 6-2, an inductance coil 6-3 heat-conducting port 6-3, a transformer 6-4 heat-conducting port 6-4, a heat-conducting fin 7, a heat-insulated cylinder 8, a heat-conducting core 9, a heat-conducting gas pipe 10, a gas inlet valve 11, a gas outlet valve 12, a first heat-conducting.
[ detailed description ] embodiments
The technical solution of the present invention will be further described with reference to the following specific examples.
Examples
An environment-friendly switching power supply capable of recovering and converting heat is shown in fig. 1, 2 and 3 and comprises a shell 1, a circuit board 2 arranged in the shell 1 and a heat conversion device 3 penetrating through the shell 1.
The heat conversion device 3 comprises a heat conduction device arranged in the shell 1 and a heat collection device arranged outside the shell 1, the heat conduction device is fixed on the circuit board 2 and connected with the heat collection device, and a first heat conduction port 13 is further formed in the contact surface of the heat conduction device and the heat collection device and used for conducting, collecting and converting heat.
The heat conduction device comprises a heat insulation shell 5, a second heat conduction port arranged on the side wall of the heat insulation shell 5, a heat conduction sheet 7 arranged in the heat insulation shell 5 and a heating electronic device arranged at the second heat conduction port, wherein the heat conduction sheet 7 is in contact with the inner surface of the heat insulation shell 5, and the heating electronic device is in contact with the heat conduction sheet 7, so that heat generated during the working of the switching power supply is effectively led out in a centralized manner.
The heat collecting device comprises a heat insulation cylinder 8, a heat conduction core 9 arranged in the heat insulation cylinder 8 and fixed on the edge of a first heat conduction port 13 and a heat conduction gas pipe 10 surrounding the heat conduction core 9, wherein the heat conduction gas pipe 10 is in surface contact with the heat conduction core 9, the heat insulation cylinder 8 is connected with the heat insulation shell 5, a gas inlet valve 11 is arranged at the top of the heat insulation cylinder 8 close to the shell 1, a gas outlet valve 12 is arranged at the top of the heat insulation cylinder 8 far away from the shell 1, the gas inlet valve 11 is communicated with a gas inlet of the heat conduction gas pipe 10, and the gas outlet valve 12 is communicated with a gas outlet of the heat conduction gas pipe 10; the gas outlet valve 12 is connected with a gas pipe 14, the gas pipe 14 is connected to a power generation device, the gas inlet valve 11 and the gas outlet valve 12 are both switches controlled to be closed by using a pressure difference, heat in the heat collection device is transferred through the heat conduction core 9 connected with the first heat conduction port 13, the heat of the heat conduction core 9 is transferred to the heat conduction gas pipe 10 surrounding the heat conduction core 9, so that the temperature of gas in the heat conduction gas pipe 10 is increased and the gas is expanded, when the pressure in the heat conduction gas pipe 10 is lower than the pressure outside the heat insulation cylinder 8, the gas inlet valve 11 is opened, the gas outlet valve 12 is closed, the gas enters the heat conduction gas pipe 10, when the pressure in the heat insulation gas pipe 10 is higher than the pressure outside the heat insulation cylinder 8, the gas inlet valve 11 is closed, the gas in the heat conduction gas pipe 10 is continuously expanded along with the introduction of the heat to increase the pressure in the heat conduction gas pipe, finally, the gas outlet valve 12 is pressed to be opened, and hot gas flows out at high speed; the gas outlet valve 12 is connected with a gas pipe 14, the gas pipe 14 is connected with a power generation device, and the power generation device can be driven to generate power by using impact force of the fast flowing gas flow.
Furthermore, the heat conducting core 9 is prepared by mixing natural graphite, artificial graphite and graphene according to the weight ratio of 2:2:1, and the prepared heat conducting core 9 has a heat conducting coefficient of 3000W/(m.K), has good heat conducting performance and can meet the requirement of effective heat conduction; of course, in other embodiments, the carbon material with the thermal conductivity of 400-.
Furthermore, the heat conducting fins 7 and the heat conducting air pipes 10 are both made of copper, so that the heat conducting requirements of the system can be met; of course, in other embodiments, heat conducting fins and heat radiating fins made of aluminum alloy can be selected, and heat conduction can be achieved.
Furthermore, the heating electronic devices comprise a transformer 4-4, a switching tube 4-3, an inductance coil 4-2 and a diode 4-1, the inductance coil 4-2 is electrically connected with the diode 4-1 to form a rectifying and filtering circuit, the switching tube 4-3 is electrically connected with the output end of the rectifying and filtering circuit to form a pulse width adjusting circuit, the transformer 4-4 is electrically connected with the output end of the pulse width adjusting circuit to adjust the voltage to the required voltage, and the heating electronic devices can generate a large amount of heat when in work, especially when in high-frequency operation, and are main heat sources when the switching power supply works.
Further, the second heat conducting port comprises a transformer heat conducting port 6-4, a switch tube heat conducting port 6-3, an inductance coil heat conducting port 6-2 and a diode heat conducting port 6-1, the transformer heat conducting port 6-4 is used for placing the transformer 4-4, the switch tube heat conducting port 6-3 is used for placing the switch tube 4-3, the inductance coil heat conducting port 6-2 is used for placing the inductance coil 4-2, and the diode heat conducting port 6-1 is used for placing the diode 4-1.
According to the embodiment of the invention, the heating electronic devices are intensively arranged on the heat conducting device, heat is conducted into the heat collecting device outside the shell 1, the heat generated by the switching power supply during working is collected and utilized to expand the gas in the heat conducting air pipe 10, the gas outlet valve 12 is finally flushed, hot gas flows enter the air pipe 14 and flow in the air pipe 14 at a high speed, so that the heat energy is converted into kinetic energy, the hot gas flow moving at a high speed can drive the power generation device to generate power, the reutilization of the heat energy is realized, the energy is effectively saved, and the environment is protected.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (7)
1. A switch power supply system capable of recovering heat is characterized by comprising a shell (1), a circuit board (2) arranged in the shell (1) and a heat conversion device (3) arranged inside and outside the shell (1) in a penetrating way;
the heat conversion device (3) comprises a heat conduction device arranged in the shell (1) and a heat collection device arranged outside the shell (1), the heat conduction device is fixed on the circuit board (2), the heat conduction device is connected with the heat collection device, and a first heat conduction port (13) is further arranged on the contact surface of the heat conduction device and the heat collection device;
the heat conduction device comprises a heat insulation shell (5), a second heat conduction port arranged on the side wall of the heat insulation shell (5), a heat conduction sheet (7) arranged in the heat insulation shell (5) and a heating electronic device arranged at the second heat conduction port, wherein the heat conduction sheet is in contact with the inner surface of the heat insulation shell (5), and the heating electronic device is in contact with the heat conduction sheet (7);
the heat collection device comprises a heat insulation cylinder (8), a heat conduction core (9) arranged in the heat insulation cylinder (8) and fixed on the edge of a first heat conduction port (13) and a heat conduction air pipe (10) surrounding the heat conduction core (9), wherein the heat conduction air pipe (10) is in surface contact with the heat conduction core (9), the heat insulation cylinder (8) is connected with the heat insulation shell (5), a gas inlet valve (11) is arranged at the top of the heat insulation cylinder (8) close to the shell (1), a gas outlet valve (12) is arranged at the top of the heat insulation cylinder (8) far away from the shell (1), the gas inlet valve (11) is communicated with an air inlet of the heat conduction air pipe (10), and the gas outlet valve (12) is communicated with an air outlet of the heat conduction air pipe (10); the gas outlet valve (12) is connected with a gas pipe (14), and the gas pipe (14) is connected to a power generation device.
2. The recoverable power supply system of claim 1, wherein the thermal conductivity of said thermally conductive core (9) is 400-.
3. A heat recoverable switching power supply system according to claim 2, wherein said thermally conductive core (9) has a thermal conductivity of 1500-.
4. The heat recoverable switching power supply system according to claim 1, wherein the thermally conductive core (9) is made of a carbon material comprising one or a combination of two or more of natural graphite, artificial graphite, and graphene.
5. Switching power supply system with heat recovery according to claim 1, characterized in that the heat conducting sheet (7) and the heat conducting gas pipe (10) are made of copper or aluminum alloy.
6. The recoverable power supply system according to claim 1, wherein said heat generating electronics comprises a transformer (4-4), a switching tube (4-3), an inductor (4-2) and a diode (4-1), said inductor (4-2) and said diode (4-1) being electrically connected to form a rectifying and smoothing circuit, said switching tube (4-3) being electrically connected to said rectifying and smoothing circuit output to form a pulse width modulation circuit, said transformer (4-4) being electrically connected to said pulse width modulation circuit output to modulate the voltage to a desired voltage.
7. The recoverable power supply system according to claim 1, wherein said second thermal conductivity port comprises a transformer thermal conductivity port (6-4) for a transformer (4-4), a switch tube thermal conductivity port (6-3) for a switch tube (4-3), an inductor coil thermal conductivity port (6-2) for an inductor coil (4-2), and a diode thermal conductivity port (6-1) for a diode (4-1).
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CN201611015715.XA CN106452017B (en) | 2016-11-17 | 2016-11-17 | Switch power supply system capable of recovering heat |
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CN201611015715.XA CN106452017B (en) | 2016-11-17 | 2016-11-17 | Switch power supply system capable of recovering heat |
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CN106452017B true CN106452017B (en) | 2020-01-17 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1844787A (en) * | 2004-07-15 | 2006-10-11 | 孟英志 | Electricity generating method and apparatus |
CN201466981U (en) * | 2009-08-28 | 2010-05-12 | 永济新时速电机电器有限责任公司 | Heat pipe type efficient wind power frequency converter module |
CN102287347A (en) * | 2011-05-04 | 2011-12-21 | 包头市爱能控制工程有限责任公司 | Solar constant pressure heating hot airflow engine generation system |
CN203301919U (en) * | 2012-12-29 | 2013-11-20 | 光达光电设备科技(嘉兴)有限公司 | Power supply system |
CN204794896U (en) * | 2015-06-17 | 2015-11-18 | 湖南省战信龙腾实业有限公司 | Photovoltaic power generation heating device |
-
2016
- 2016-11-17 CN CN201611015715.XA patent/CN106452017B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1844787A (en) * | 2004-07-15 | 2006-10-11 | 孟英志 | Electricity generating method and apparatus |
CN201466981U (en) * | 2009-08-28 | 2010-05-12 | 永济新时速电机电器有限责任公司 | Heat pipe type efficient wind power frequency converter module |
CN102287347A (en) * | 2011-05-04 | 2011-12-21 | 包头市爱能控制工程有限责任公司 | Solar constant pressure heating hot airflow engine generation system |
CN203301919U (en) * | 2012-12-29 | 2013-11-20 | 光达光电设备科技(嘉兴)有限公司 | Power supply system |
CN204794896U (en) * | 2015-06-17 | 2015-11-18 | 湖南省战信龙腾实业有限公司 | Photovoltaic power generation heating device |
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Effective date of registration: 20191224 Address after: No. 9-13, jinyunlai building, No. 68, Gongyuan Road, Liuzhou City, Guangxi Zhuang Autonomous Region Applicant after: Liuzhou Leiyi Equipment Co., Ltd Address before: 530004 the Guangxi Zhuang Autonomous Region XiXiangTang Nanning University Road No. 100 Applicant before: Guangxi University |
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