CN2779782Y

CN2779782Y - Far infrared heating device

Info

Publication number: CN2779782Y
Application number: CN 200520081571
Authority: CN
Inventors: 黄其杰; 李书伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-02-28
Filing date: 2005-02-28
Publication date: 2006-05-10
Anticipated expiration: 2015-02-28

Abstract

The utility model relates to a far infrared heating device which is composed of a bracket, a heating unit, an electric control machine, an indicating lamp, supporting legs, a base, universal wheels, a conducting wire pipe, a guard net, a wire passing trough plate, a reflecting plate, a quartz electric heating pipe, a wire connecting terminal, a protecting cover, a fixing rack, a fixing rack flange disc, a flange disc, a porcelain terminal, a connecting conducting wire, an installing plate, an installing threaded hole, an installing hole, a power supply circuit part, a control circuit part and a heating circuit part, wherein the heating unit adopts a carbon fiber electric heating pipe, therefore the advantages of the utility model are obvious. The utility model firstly can control and change the power of the heating pipe, has low input cost of devices, saves electrical energy, has wide market perspective and stable operation, a heating body of the utility model saves more than 30 percents of energy, the service life of the utility model can reach more than 20000 hours, the utility model has high heating efficiency, has a certain bactericidal action on air, has stable reliability, has no impact current, can complete full load within 60 seconds, reduces fittings cost and has less visible light, and light waves of the utility model is in 'live light waves '. The utility model is suitable for being made into medical appliances.

Description

The Far-infrared Heating device

Technical field

The utility model belongs to the electrical equipment firing equipment, particularly be that a kind of far infrared carbon fiber is controlled heater automatically.

Background technology

General traditional electric heating form adopts calandrias such as iodine-tungsten lamp, heating wire, and thermal conversion efficiency is not high at work, the Far-infrared Heating effect is poor, its wire heater is easily oxidation under the hot operation state, this power just occurred and has weakened, working life shortens relatively, many shortcomings such as maintain and replace expense height of heater element in the work.Traditional METAL HEATING PROCESS body is used for heating lacquer surface, conducts to inner heating by its surface heat, the surface heating is fast, and inner heating is slow, and inside and outside state of cure has difference, has both reduced efficient, increases the operating time, also causes inside and outside quality inconsistent.In addition, traditional air heating apparatus of using, as Industrial Stoves, drying box, combined padding and drying system, electroplating bath etc., the general method that increases or reduce heater quantity that adopts of temperature control, notable difference can appear in its unit are homogeneous heating degree, if desire under the constant prerequisite of former calandria quantity, realize variable power, can only adopt methods such as resistance adjustment or frequency conversion adjustment, on the electricity consumption total amount, not reduce, also have increase.

Summary of the invention

The purpose of this utility model provide the heating of a kind of may command, reliable and stable, the heat efficiency is high, compare power consumption with existing electric heater economizes 30% far infrared carbon fiber and control heater automatically.

The purpose of this utility model is realized by following scheme, specifies as follows.

Since the electric heating tube that adopts be the non-metallic fibers silk that constitutes by a kind of 99% carbon atom as heater, it has stable work in work, the following 2000 ℃ of physical property intensity height of vacuum state, far infrared thermal conversion rate performance is very outstanding, reaches more than 70%; Electric heating number turnover 98%; Its working life reached more than 20000 hours; Economize on electricity to the air liquid heating, is good environmental protection heating property device more than 30%; The far infrared transmission performance produces heat energy makes operating efficiency improve more than 20% than wire calandria; So the purpose of this utility model can realize; The complete machine of the utility model Far-infrared Heating device is made up of support, heating unit and electric controller three parts, and installing 1 on support at least is the heating unit and the electric controller of main part with the carbon fiber electrically heating tube; Electric controller is connecting the circuit board that electronic circuit is arranged, and electronic circuit comprises power circuit, control circuit and heater circuit three parts; Heating unit peripheral hardware protection network is provided with carbon fiber electrically heating tube and reflecting plate in the protection network, reflecting plate is positioned at the behind of carbon fiber electrically heating tube.

Effect of the present utility model is clearly: at first be to have realized not increasing apparatus, do not change under the precondition of the even heating surface (area) (HS of former heating unit, energy control break heating tube power, embody energy-saving effect to greatest extent, realize the requirement of technology heating curves, illustrate: use this device to be used for one square metre of heating surface (area) (HS, adopt four heating tubes, and under the condition of per 2.5 square metres of heating tubes, can regulate respectively and change into 230W/120 ℃, 100W/50 ℃ of constant power temperature effect, so just can significantly reduce the equipment input, saves energy realizes the balanced consistency of component temperature simultaneously, guarantees the workpiece quality, in food processing, pharmacy, there is extensive market prospects in fields such as electron plate combined padding and drying system; In addition, working stability, calandria are energy-conservation more than 30%, long working life (reaches more than 20000 hours, considerably beyond 5000 hours life-span timeliness of conventional metals silk calandria) efficiency of heating surface height, air there is certain bactericidal action, can increase air purity, improve environmental quality, make the insulating box heater have more reliability simultaneously; This device does not have impulse current, and work beginning 10-20 second is by power 60%, finishes full load in 60 seconds 30-45 second about 85%, like this to the safety utilization of electric power device, reduce the protective device safe class, reduce fittings cost.Because Far-infrared Heating efficient height, visible light is few, and light wave is arranged in " life light wave ", is particularly suitable for making medicine equipment; Power consumption is economized, and does not have the environmental pollution of light evil, slow warm operating state, thermal losses replenishes stable working, evenly, workpiece is guaranteed quality, and the former heater power control of when work does not have attached balance resistance, economize on electricity obviously, so this device has extensive use value and equipment replacement characteristic.

Description of drawings

Fig. 1 is the utility model structural representation

Fig. 2 is the utility model schematic side view

Fig. 3 is the utility model heating unit sectional structure schematic diagram

Fig. 4 cuts open structural representation for the utility model heating unit side

Fig. 5 is the utility model electrothermal tube connection diagram

Fig. 6 is the utility model electric controller circuit diagram

1 is support among the figure, the 2nd, and heating unit, the 3rd, electric controller, the 4th, indicator light, the 5th, supporting leg, the 6th, base, the 7th, conduit, the 8th, universal wheel; 2-1 is a protection network, and 2-2 is the cabling frid, and 2-3 is a reflecting plate, 2-4 is a carbon fiber electric heating tube, and 2-5 is a binding post, and 2-6 is a guard shield, 2-7 is a fixed mount, 2-8 is the fixed mount ring flange, and 2-9 is a ring flange, and 2-10 is the porcelain terminal, 2-11 connects lead, 2-12 is a mounting panel, and 2-13 installs screwed hole, and 2-14 is an installing hole; 3-1 is the power circuit part, and 3-2 is the control circuit part, and 3-3 is the heater circuit part.

Embodiment

Can find out that by Fig. 1,2 the utility model heater is by being that support 1, heating unit 2, electric controller 3, indicator light 4 are formed; Support 1 is the skeleton of heater, support 1 lower end is connected with datum axle, supporting leg 5 upper ends are connected with the mid-stent axle, supporting leg 5 lower ends and base 6 upper surface activities touch, base 6 upper surfaces are established at least 1 groove among Fig. 2, supporting leg 5 lower ends withstand in the groove, and supporting leg 5 moves the gradient that different grooves can change support, have also just changed the direction of the heating of heating unit 2; Base 6 lower surfaces are established 2 universal wheels 8, conveniently moving.

4 heating units fixedly are housed on the support 1, adorn 1 carbon fiber electric heating tube in each heating unit; Electric controller 3 also fixedly is housed on the support 1, and electric controller 3 is equipped with circuit board, and the electronic circuit and the electronic component of control heating arranged on the circuit board.

By Fig. 3,4 can find out, heating unit structure in the utility model heater is to be fixedly connected with protection network 2-1 along the ring flange outer rim between two protection network ring flange 2-9, protection network ring flange 2-9 inboard is fixedly connected with porcelain terminal 2-10, cabling frid 2-2, reflecting plate 2-3, wherein be fixedly connected with quartz electrothermal tube 2-4 on the porcelain terminal 2-10, the outside of protection network ring flange 2-9 is fixedly connected with guard shield 2-6, fixed mount ring flange 2-8, wherein be fixedly connected with mounting panel 2-12 on the guard shield 2-6, and be provided with installing hole 2-14, be fixedly connected with binding post 2-5 on the fixed mount ring flange 2-8, fixed mount 2-7, fixed mount 2-7 is provided with screwed hole 2-13 is installed, and quartz electrothermal tube 2-4 two ends are passed through binding post 2-5 and are connected lead 2-11 connection.

The electrothermal tube assembling of also can connecting in combination as shown in Figure 5, line should be enclosed within the conduit 7.

As shown in Figure 6, the circuit on the circuit board is divided into power circuit part 3-1, control circuit part 3-2, heater circuit part 3-3 three parts in the electric controller 3; Power circuit part 1 is by the parallel connection of relay switch KM1, KM2, KM3, and the back of connecting with K switch 1, transformer is formed.

Above-mentioned control circuit part 3-2 is in series with protective tube and K switch 2 after by power supply indicator LED1, time relay T, time-delay relay C, selector switch K3 parallel connection.Wherein, connect with K switch M2, KM3 after the contact 1 of K3 and relay K M1 and the indicator light LED2 parallel connection; Connect with K switch M1, KM3 after the contact 2 of K3 and relay K M2 and the indicator light LED3 parallel connection; Connect with K switch M1, KM2 after the contact 3 of K3 and relay K M3 and the indicator light LED4 parallel connection.

The protective tube of control circuit part 3-2 and the L line of power circuit part 1 electrically connect.

Heater circuit part 3-3 is made up of heating tube R1, R2, R3, R4 and K switch M1, KM2, KM3, the L line that power circuit part is assigned to is electrically connected with the right-hand member of heating tube R1, this end electrically connects with the R2 right-hand member after KM2, KM3 series connection, KM3 is connected between R2, the R3 right-hand member, at the R4 right-hand member, simultaneously, the R3 right-hand member is connected in the middle of R1, the R3 right-hand member K switch M2 through KM2, KM3 series connection, the R4 right-hand member electrically connects through the N line of K switch M1 and power supply when connecting K switch M2 and electrically connecting with R2; The N line that power supply unit is assigned to electrically connects the left end at R1 after KM2, KM3 series connection, R1 directly links to each other with the R2 left end, electrically connects with the R3 left end behind the series connection of R2 left end KM2, the KM3, and R3, R4 left end directly electrically connect.

Operate as follows: in control circuit part 3-2 circuit, after the mains switch K2 closure, when selecting K switch 3 to select 1 grade, relay K M1 gets electric adhesive, K switch M2, KM3 closure, and heating tube R1, R2, R3, R4 are relation in parallel, the work U=220V of this moment, P=3400W; When selecting K switch 3 to select 2 grades, relay K M2 gets electric adhesive, K switch M1, KM3 closure, and heating tube R1, R2, R3, R4 are series relationship, the work U=55V of this moment, P=60W; When selecting K switch 3 to select 3 grades, relay K M3 gets electric adhesive, K switch M1, KM2 closure, the series and parallel of heating tube R1, R2 series connection back and R3, R4, the work U=110V of this moment, P=1160W.

In a word, the utility model belongs to the carbon fiber heater, connecting two, four is one group of heating unit, each heating unit connects the Control work mode circuit, the connect hours relay, can come setting work according to the heating process curve of technological requirement, can be connected to each other a big heater of formation between the heating unit body device and be connected the master control case, realize the master control between temperature, the power; Simultaneously require this heater under the environment that certain soda acid gas is arranged, to work, also can do to work in the environment at clean chemical industry according to operational environment.

The utility model heating unit and control circuit are inventive points, and heating unit can all can be assembled on multiple support, are made into physiotherapy machine of using in dryer, heater and the medical treatment of using on worker, the agricultural or the like.

Claims

1, a kind of Far-infrared Heating device is made up of support, heating unit and electric controller three parts, it is characterized in that: installing 1 on frame at least is the heating unit and the electric controller of main part with the carbon fiber electrically heating tube; Electric controller is connecting the circuit board that electronic circuit is arranged, and electronic circuit comprises power circuit, control circuit and heater circuit three parts; Heating unit peripheral hardware protection network is established carbon fiber electrically heating tube and reflecting plate in the protection network, reflecting plate is positioned at the behind of carbon fiber electrically heating tube.

2, Far-infrared Heating device according to claim 1, it is characterized in that: the support lower end is connected with datum axle, and the supporting leg upper end is connected with the mid-stent axle, and supporting leg lower end and base upper surface activity touch.

3, Far-infrared Heating device according to claim 2, it is characterized in that: base lower surface is established at least 1 universal wheel.

4, Far-infrared Heating device according to claim 1, it is characterized in that: the structure of heating unit is to be fixedly connected with protection network along the ring flange outer rim between two protection network ring flanges, protection network ring flange inboard is fixedly connected with the porcelain terminal, the cabling frid, reflecting plate, wherein be fixedly connected with quartz electrothermal tube on the porcelain terminal, the outside of protection network ring flange is fixedly connected with guard shield, the fixed mount ring flange, wherein be fixedly connected with mounting panel on the guard shield, and be provided with installing hole, be fixedly connected with binding post on the fixed mount ring flange, fixed mount, fixed mount is provided with the installation screwed hole, the quartz electrothermal tube two ends by binding post be connected lead and be communicated with.

5, Far-infrared Heating device according to claim 1 is characterized in that:

1. the power circuit part of electric controller is divided into: by the parallel connection of relay switch KM1, KM2, KM3, the back of connecting with K switch 1, transformer is formed;

2. the control circuit part is by being in series with protective tube and K switch 2 after power supply indicator LED1, time relay T, time-delay relay C, the selector switch K3 parallel connection.Wherein, connect with K switch M2, KM3 after the contact 1 of K3 and relay K M1 and the indicator light LED2 parallel connection; Connect with K switch M1, KM3 after the contact 2 of K3 and relay K M2 and the indicator light LED3 parallel connection; Connect with K switch M1, KM2 after the contact 3 of K3 and relay K M3 and the indicator light LED4 parallel connection; The L line of the protective tube of control circuit part 2 and power circuit part 1 electrically connects;

3. heater circuit part 3 is made up of heating tube R1, R2, R3, R4 and K switch M1, KM2, KM3, the L line that power circuit part is assigned to is electrically connected with the right-hand member of heating tube R1, this end electrically connects with the R2 right-hand member after KM2, KM3 series connection, KM3 is connected between R2, the R3 right-hand member, at the R4 right-hand member, simultaneously, the R3 right-hand member is connected in the middle of R1, the R3 right-hand member K switch M2 through KM2, KM3 series connection, the R4 right-hand member electrically connects through the N line of K switch M1 and power supply when connecting K switch M2 and electrically connecting with R2; The N line that power supply unit is assigned to electrically connects the left end at R1 after KM2, KM3 series connection, R1 directly links to each other with the R2 left end, electrically connects with the R3 left end behind the series connection of R2 left end KM2, the KM3, and R3, R4 left end directly electrically connect.