CN201733256U

CN201733256U - Direct-current thermoelectric semiconductor generator

Info

Publication number: CN201733256U
Application number: CN2010202758478U
Authority: CN
Inventors: 郑俊辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-07-29
Filing date: 2010-07-29
Publication date: 2011-02-02
Anticipated expiration: 2020-07-29

Abstract

The utility model discloses a direct-current thermoelectric semiconductor generator. A heat collector is fixed on a heat-collecting cover, thermoelectric modules are mounted on both sides of the heat collector, pieces of graphite paper are attached on the cold and the hot surfaces of the thermoelectric modules, the hot surfaces of the thermoelectric modules are attached on the heat collector through the graphite paper, the cold surfaces of the thermoelectric modules are attached on heat sinks through the graphite paper, fans are mounted on the outer side of the heat sinks, the thermoelectric modules at the same side are connected together through leads, and the thermoelectric modules on both sides of the heat collector are connected together through leads and connected with a socket. The generator has the advantages of stable generated voltage, high power-energy ratio, no moving parts, long service life, simple structure, small size, convenient carrying, economy, applicability and convenient use, and does not need to be maintained.

Description

A kind of direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT)

Technical field

The utility model relates to the semiconductor thermoelectric technical field of power generation, particularly a kind of direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT).

Background technology

Along with science and technology development, various luminaires and the electronic product of carrying are more and more abundanter, people are also more and more stronger to its degree of dependence, but in remote area, outdoor sports or having a power failure etc. and not have under the situation of power supply supply, usually because can not obtain electric energy replenishes and can't use, this just is badly in need of seeking a kind of alternative electric energy to the power supply of these luminaires and electronic product.The required heat energy burning things which may cause a fire disaster of thermoelectric generator is modal under the situation of remote area, outdoor sports and power failure, and the charging voltage demand of these common portable sets is generally below the 24V.Therefore, developing a kind of is the semiconductor mini thermoelectric heat Blast Furnace Top Gas Recovery Turbine Unit (TRT) of thermal source with the burning things which may cause a fire disaster, provides the 24V power supply to be used for illumination and become a kind of effectively way to portable type electronic product charging under the situation that does not have the power supply supply.The following semiconductor mini thermoelectric heat of existing 24V Blast Furnace Top Gas Recovery Turbine Unit (TRT) is directly thermoelectric generating device to be placed burning things which may cause a fire disaster top, under the unsettled situation of burning things which may cause a fire disaster heat, easily causes hot short circuit and influences thermoelectric generating device normal power supply or electricity shortage.

Summary of the invention

The purpose of this utility model is, in order to overcome that the unstable and thermoelectric generator of existing burning things which may cause a fire disaster heat directly places easy hot short circuit above the burning things which may cause a fire disaster and the deficiency that influences the thermoelectric generating device normal power supply, electrothermal module cost height, the problem that the electrothermal module conversion efficiency is low, a kind of direct current thermoelectric generating device is provided, can with the burning things which may cause a fire disaster thermal source, adopt heat collector that stable heat is provided, electrothermal module is raw materials used less, cost is low, power ratio is high, and the radiator heat of the chimney heat collector of band cover and band fan guarantees that hot and cold temperature difference of device makes power ratio and energy than high greatly simultaneously.

For achieving the above object, the technical scheme that the utility model is taked is: a kind of direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT), be fixed with heat collector on the collector mat, electrothermal module is equipped with in the both sides of heat collector, graphite paper is all posted on the cold and hot two sides of electrothermal module, the hot side of electrothermal module is fitted by graphite paper and heat collector, the huyashi-chuuka (cold chinese-style noodles) of electrothermal module is fitted by graphite paper and radiator, radiator is equipped with fan outward, connect by lead-in wire between the electrothermal module of homonymy, the electrothermal module of heat collector both sides connects by lead-in wire and attaching has socket.

Described collector mat has a mouthful frame.

Described heat collector has the cylindrical body of hollow cylinder in being.

The mouth frame of described collector mat is corresponding with the hollow nozzle of heat collector.

It is circular or oval that the mouth frame of described collector mat and the hollow cylinder degree of lip-rounding shape of heat collector correspond to rectangle.

The cold and hot two sides of electrothermal module ceramic wafer posts graphite paper, posts the electrothermal module hot side and the huyashi-chuuka (cold chinese-style noodles) of graphite paper and is close to the outer wall of heat collector and the inwall of radiator respectively; After thermoelectric generating device places the burning things which may cause a fire disaster top, the hot-fluid that the temperature of burning things which may cause a fire disaster produces under collector mat has heated heat collector, the temperature of heat collector rises rapidly, and heat conducted to electrothermal module, because the another side and the radiator of electrothermal module fit tightly, radiator transfers out the temperature of this face rapidly, like this, the very fast temperature difference that formed of two faces of electrothermal module, when the temperature difference reaches one regularly, electrothermal module promptly produces electric current, drives radiator fan and rotates, utilize electrothermal module cold, the stabilized voltage power supply that the constant temperature difference of hot side provides provides illumination by socket output simultaneously and charges to portable set.

Advantage of the present utility model and beneficial effect are: it can be widely used under the situation of non-transformer supply, as long as burning things which may cause a fire disaster is arranged, realizes in the time of just can be stable power supply is provided and charges to portable set to conventional lighting apparatus.The voltage that this Blast Furnace Top Gas Recovery Turbine Unit (TRT) provides is stable, power and energy than high, movement-less part need not be safeguarded, the life-span is long, simple in structure, volume is urinated in carry, economic and practical, easy to use.

Description of drawings

Fig. 1 is a structural representation of the present utility model

Fig. 2 is an end view of the present utility model

Fig. 3 is a vertical view of the present utility model

Among the figure: 1-electrothermal module, 2-graphite paper, 3-fan, 4-radiator, 5-heat collector, 6-collector mat, 7-thermal source, 8-lead-in wire, 9-socket, 10-hollow cylinder.

Embodiment

Now the utility model is described in further detail in conjunction with the accompanying drawings and embodiments, referring to Fig. 1, Fig. 2 and Fig. 3, a kind of direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT), be fixed with heat collector 5 on the collector mat 6, electrothermal module 1 is equipped with in the both sides of heat collector 5, graphite paper 2 is all posted on the cold and hot two sides of electrothermal module 1, the hot side of electrothermal module 1 is fitted by graphite paper 2 and heat collector 5, the huyashi-chuuka (cold chinese-style noodles) of electrothermal module 1 is fitted by graphite paper 2 and radiator 4, the radiator 4 outer fans 3 that are equipped with, connect by lead-in wire 8 between the electrothermal module 1 of homonymy, the electrothermal module 1 of heat collector 5 both sides has socket 9 by go between 8 connections and attaching.Described collector mat 6 has a mouthful frame.Described heat collector 5 has the cylindrical body of hollow cylinder 10 in being.The mouth frame of described collector mat 6 is corresponding with 10 mouthfuls of the hollow cylinders of heat collector 5.It is circular or oval that the mouth frame of described collector mat 6 and hollow cylinder 10 degree of lip-rounding shapes of heat collector 5 correspond to rectangle.

Electrothermal module 1 cold and hot two sides ceramic wafer posts graphite paper 2, posts electrothermal module 1 hot side of graphite paper 2 and outer wall that huyashi-chuuka (cold chinese-style noodles) is close to heat collector 5 respectively and the inwall of radiator 4; After thermoelectric generating device places burning things which may cause a fire disaster 7 tops, the hot-fluid that produces in the temperature of 6 times burning things which may cause a fire disaster 7 of collector mat has heated heat collector 5, the hollow cylinder 10 that is provided with several in the heat collector 5 of one-tenth cylindrical body forms stack effects, the mouth frame of collector mat 6 and hollow cylinder 10 degree of lip-rounding shapes of heat collector 5 correspond to circular or oval or other geometry of rectangle, the temperature that partition wall between its hollow cylinder 10 absorbs rises rapidly, and heat is conducted to electrothermal module 1.Because the another side and the radiator 4 of electrothermal module 1 fit tightly, radiator 4 transfers out the temperature of this face rapidly, like this, the very fast temperature difference that formed of two faces of electrothermal module 1, when the temperature difference reaches one regularly, electrothermal module 1 promptly produces electric current, drives radiator 4 fans 3 and rotates, utilize the constant temperature difference of 1 hot and cold of electrothermal module that the stabilized voltage power supply of 24V is provided, illumination is provided simultaneously and charges to portable set.

Embodiment: the heat collector 5 of direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT) is designed to chimney-like, the base that is shaped as of chimney-like heat collector 5 is hollow round table-like collector mat 6, chimney-like by two radiators with ribbing 4 constitute face-to-face in the cuboid of several rectangle hollow cylinders 10 is arranged.The heat of the hot-fluid that the rib of heat collector 5 and the end can stable absorption be flow through has increased the collector area of heat collector 5, and the heat collector 5 of stack effect is made by conductive coefficient high aluminium alloy or copper material; Collector mat 6 under the heat collector 5 is hollow frustum cone structure, and the mouth frame of collector mat 6 is corresponding with 10 mouthfuls of the hollow cylinders of heat collector 5, and is shaped as rectangle, and collector mat 6 major parts have increased the absorption area of chimney to thermal current near burning things which may cause a fire disaster; Electrothermal module 1 is attached on two relative lip-deep outer walls of heat collector 5 perpendicular to rib, the hot short circuit that the screw of having avoided burning things which may cause a fire disaster directly to contact locking radiator 4 causes, and the heat of the hot-fluid that absorption is flow through is passed to the hot side of electrothermal module 1.Radical and area, the heat collector 5 of the rib of base collector mat 6, heat collector 5 by control heat collector 5 guarantee being stabilized in about 250-300 ℃ of electrothermal module 1 hot-face temperature with the direction of burning things which may cause a fire disaster 7, the thermal-arrest mode of heat collector 5, and having reached for electrothermal module 1 provides the purpose of stablizing heat.

The ceramic wafer of electrothermal module 1 appearance of the present utility model is respectively huyashi-chuuka (cold chinese-style noodles) and hot side, hot and cold is pasted high conductive graphite paper 2 respectively, huyashi-chuuka (cold chinese-style noodles) graphite paper 2 is close to radiator 4, hot side graphite paper 2 is close to the chimney-like heat collector, huyashi-chuuka (cold chinese-style noodles) is parallel with hot side, radiator 4, heat collector 5 and electrothermal module 1 hot and cold is parallel, and heat collector 5, radiator 4 are vertical with the hot-fluid of electrothermal module 1 relative burning things which may cause a fire disaster 7, and its thermoelectric module is heat-resistant stable Bi ₂Te ₃The commercial electrothermal module 1 of base, the hot side heatproof reaches 380 ℃, and the huyashi-chuuka (cold chinese-style noodles) heatproof reaches 200 ℃.

Electrothermal module 1 is designed to the thermoelectric electric assembly composition that four models are TEHP1-1264-0.8, every chip module size is 35mm * 35mm * 4.2mm, make by the particle that 126 pairs of sizes are 1.47mm * 1.47mm * 1.3mm, its raw materials used suitable and monolithic semiconductor chilling plate TEC1-12708 commonly used has reached the purpose that reduces device cost; Hot and cold of electrothermal module 1 paste respectively that high conductive graphite paper 2 is realized and radiator 4 and heat collector 5 between seamless link, guaranteed heat conduction good between electrothermal module 1 and heat collector 5 and the radiator 4 and in use repeatedly heat conduction efficiency constant.This device is heat-resistant stable Bi simultaneously ₂Te ₃The commercial electrothermal module 1 of base, the hot side heatproof reaches 380 ℃, huyashi-chuuka (cold chinese-style noodles) heatproof and reaches 200 ℃; Could for heat collector 5 temperature under the thermal source steady operation under 250-300 ℃ the condition at burning things which may cause a fire disaster (gas oven, combustion of wood etc.), under the cold junction 60-100 ℃ condition, four power that 24V voltage and 20W can be provided, the electric energy of generation are enough by providing power supply for conventional luminaire or to chargings such as portable electronics such as notebook, rechargeable battery, mobile phone, Mp4; Four TEHP1-12656-0.3 can provide the power of 24V voltage and 40W, then can be simultaneously give charging such as large-scale portable electronics such as notebook computer and for electric lighting provides power supply, device is raw materials used few, power when energy than greatly.

Radiator of the present utility model 4 adds small-sized fans 3 for aluminium section bar squash type radiator 4, and the small fan 3 that is fixed on the radiator 4 is selected for use about big or small 90mm * 90mm, rated voltage 10-15V, the small fan 3 of rated current 0.10-0.20A.When the semiconductor thermoelectric Blast Furnace Top Gas Recovery Turbine Unit (TRT) was worked, under the thermolysis of the radiator 4 of being with small fan 3, the temperature of electrothermal module 1 huyashi-chuuka (cold chinese-style noodles) of held against heat sink 4 can be stabilized in about 60-100 ℃.The heat of electrothermal module 1 is very little by the heat that electrothermal module 1 itself spreads, and behind the fan 3 on employing electrothermal module 1 temperature difference electricity drive radiator 4, accelerate air flows, the heat of semiconductor thermoelectric electricity generation module 1 huyashi-chuuka (cold chinese-style noodles) is distributed, just can make about temperature stabilization 60-100 ℃ of huyashi-chuuka (cold chinese-style noodles), thereby generate electricity in the stable temperature difference of both ends of the surface generation of thermoelectric generation module 1.

The utility model is applicable to provides power supply for when non-transformer is supplied with common lighting apparatus and to common portable set charging.It is thermal source that a kind of burning things which may cause a fire disaster is provided, heat collector is enclosed within the burning things which may cause a fire disaster top, the heat transferred that can absorb the hot-fluid that flows through is to the electrothermal module hot side, the huyashi-chuuka (cold chinese-style noodles) that the radiator of band fan is attached to electrothermal module distributes heat, utilize the steady temperature difference of hot and cold of electrothermal module that stabilized voltage power supply is provided, illumination is provided simultaneously and charges to portable set.

Claims

1. direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT), it is characterized in that, be fixed with heat collector (5) on the collector mat (6), electrothermal module (1) is equipped with in the both sides of heat collector (5), electrothermal module (1) cold, graphite paper (2) is all posted on hot two sides, the hot side of electrothermal module (1) is fitted by graphite paper (2) and heat collector (5), the huyashi-chuuka (cold chinese-style noodles) of electrothermal module (1) is fitted by graphite paper (2) and radiator (4), the outer fan (3) that is equipped with of radiator (4), connect by lead-in wire (8) between the electrothermal module of homonymy (1), the electrothermal module (1) of heat collector (5) both sides connects by lead-in wire (8) and attaching has socket (9).

2. direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 1 is characterized in that described collector mat (6) has a mouthful frame.

3. direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 1 is characterized in that, described heat collector (5) has the cylindrical body of hollow cylinder (10) in being.

4. according to claim 2 or 3 described direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT), it is characterized in that the mouth frame of described collector mat (6) is corresponding with hollow cylinder (10) mouth of heat collector (5).

5. direct current thermoelectric semiconductor Blast Furnace Top Gas Recovery Turbine Unit (TRT) according to claim 4 is characterized in that, it is circular or oval that the mouth frame of described collector mat (6) and hollow cylinder (10) degree of lip-rounding shape of heat collector (5) correspond to rectangle.