CN205071352U - Industry microwave heating equipment - Google Patents

Industry microwave heating equipment Download PDF

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Publication number
CN205071352U
CN205071352U CN201520763110.3U CN201520763110U CN205071352U CN 205071352 U CN205071352 U CN 205071352U CN 201520763110 U CN201520763110 U CN 201520763110U CN 205071352 U CN205071352 U CN 205071352U
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heat
cooling
radiator
microwave
metal cover
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彭虎
刘建平
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Hunan Yuan Chuan High-Tech Industrial Technology Co Ltd
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Hunan Yuan Chuan High-Tech Industrial Technology Co Ltd
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Abstract

The utility model provides an industry microwave heating equipment, it is substandard except magnetron microwave generator, microwave transmission waveguide, heating chamber, insulation construction that the microwave industrial equipment possesses, still include the cooling device who is connected with magnetron microwave generator, cooling device including the cold wind heat abstractor who sets up cooling metal covering on magnetron microwave generator, heat transfer device, is connected through heat transfer device and cooling metal covering, the heat dissipation that is used for the reinforceing cold wind heat abstractor cooling effect moisturizing case reinforceing the device and be connected with the intensive device that dispels the heat. Use the utility model discloses an industry microwave heating equipment has following characteristics: gain excellent cooling effect with the help of liquid, cooling is effectual, the radiating efficiency of optimizing can reduce the radiator scale by a wide margin, and the equipment of being convenient for is miniaturized, configuration is various, satisfies different demands, and the practicality is strong.

Description

A kind of industrial microwave firing equipment
Technical field
The utility model relates to microwave heating equipment field, especially, relates to a kind of industrial microwave firing equipment.
Background technology
Microwave generation unit in industrial microwave apparatus---magnetron belongs to large power, electrically sub-element, caloric value is large, single tube can reach kilowatt, radiating and cooling need be carried out during normal work, the magnetron of family expenses and industrial microwave firing equipment all needs to be equipped with heat dissipation equipment, owing to there is microwave reflection problem in industrial microwave apparatus simultaneously, is also furnished with and is specifically designed to the false load of the water body absorbing microwave reflection.
Some microwave equipments, as household microwave oven, its magnetron maximum power is little, and caloric value is limited, and continuous service time short (no longer than 15min), the air-cooled scheme being equipped with fin on a small scale can meet the demands; Industrial microwave apparatus continuous working period is very long, several hours can be reached and even work for weeks on end, existing air-cooled scheme cannot meet its basic cooling requirements, outfit is needed to have high-power central cooling scheme ability steady operation, good cooling results, but equipment composition is complicated, and cost is high, high to site requirements, maintenance cost is high.
Middle-size and small-size industrial microwave apparatus, has light, flexible, control precision advantages of higher, and the characteristic of its long-time high power running proposes rigors to supporting cooling, and directly configuration central refrigerating characteristic that is miniaturized with it, facilitation contradicts.In industrial practice, the work of a general configuration multiple low-power air-cooling type micro-wave interelement alternate intermittent formula is coordinated, and causes increasing substantially of device space utilance and deadweight.Meanwhile, there is the problem that power control accuracy cannot promote, microwave field distribution is uneven in the type equipment, cannot meet the needs of high-end commercial Application.
During microwave equipment work, microwave component self-heating power is very large, as 1500W magnetron operate at full capacity time, heat radiation power can reach 500W, the integrated middle control aluminium matter in the magnetron of microwave equipment position to be cooled or copper water cold sleeve in practical application, the current continuing flowing are had constantly to take away to concentrated cooling system by the heat come via water cold sleeve conduction in sleeve pipe, generally spray or spray filled cooling tower, or import water cooling pond after the cooling of refrigerant compression central refrigerating device, portion to be cooled is delivered to via water pump and pipeline driving again from water cooling pond, complete whole cool cycles, its shortcoming to configure central cooling system, comprise pipe-line system, water cooling pond, cooling tower/cooling-water machine, the equipment such as servomechanism, system composition is complicated, cost is high, wherein use the open concentrated cooling system of cooling tower also to have higher requirement to water quality, require to use deionized water and require to refresh the water periodically, remove contamination, maintenance cost is high, and use the system of compression refrigerant formula cooling-water machine, also there is energy consumption for cooling large, the problem that cost is high.Also multiple low-power air-cooling microwave device-need to lower the temperature the direct integrated small-scale heat radiation in position scale at magnetron can be configured by single microwave equipment, blower fan forced convertion is coordinated to provide cooling scheme, the scheme of multiple microwave source alternation, but the program cannot accurate temperature controlling, simultaneously cannot accomplish homogeneous heating, greatly limit microwave equipment the application of high-end field.
Utility model content
The utility model object is to provide a kind of structure to simplify, control convenient and can realize the industrial microwave firing equipment of high efficiency and heat radiation, and concrete technical scheme is as follows:
A kind of industrial microwave firing equipment, except the heating chamber possessed except Microwave Industry equipment, insulation construction, microwave magnetron generator, microwave transmission waveguide, also comprises the cooling device be connected with described microwave magnetron generator;
Described cooling device comprise the cool metal cover be arranged on described microwave magnetron generator, thermal transfer devices, by described thermal transfer devices and described cool metal overlap be connected cold wind heat abstractor, for the heat radiation intensifying device of strengthening described cold wind heat abstractor cooling effect and the water supply tank be connected with described heat radiation intensifying device by pipeline.
Preferred in above technical scheme, described cold wind heat abstractor comprises radiator and is arranged on the air-cooler of described radiator heat-transfer surface side.
Preferred in above technical scheme, described heat radiation intensifying device is arranged on the air intake side of described radiator heat-transfer surface, and it comprises the humidifier, the aqueduct described humidifier and described water supply tank are communicated with and the temperature-controlled member be connected with at least one in described cool metal cover, radiator and thermal transfer devices that are humidified by the heat exchange surface of at least one mode to described radiator in smearing, spray, drench, drip, ooze and being atomized;
Described cooling blower is arranged on the air side of described heat exchanger, and it is can realize taking out, draw and the blower fan of air draft effect; Or described cooling blower is arranged on described heat exchanger air intake side, and it is the blower fan that can realize blowing to described heat exchanger, and described humidifier is arranged between described radiator and described cooling blower.
Preferred in above technical scheme, described thermal transfer devices is the heat pipe driven without the need to circulating pump or the circulation liquid cooling parts using circulating pump to drive;
Described circulation liquid cooling parts are adopt water as the open cycle liquid heat transfer component of cooling fluid or the enclosed circulation liquid heat transfer component adopting special cooling fluid.
Preferred in above technical scheme, one end of described heat pipe is overlapped with described cool metal and is connected, and the other end is connected with described radiator;
The closely knit way of contact all adopting full weld to connect between described heat pipe overlaps with described cool metal and between described heat pipe with described radiator or to be aided with heat-conducting resin is connected.
Preferred in above technical scheme, described enclosed circulation liquid heat transfer component comprises the pipe-line system that is made up of circulating pump, hot water input channel, cold water output channel and the tapping valve for emptying circulating cooling liquid and the tank for coolant for holding cooling fluid;
Described tapping valve is arranged on the lowest part of described pipe-line system, and its port of export is directly communicated with air;
One end of described hot water input channel connects one end of described cool metal cover, and its other end connects one end of described radiator; One end of described cold water output channel connects the other end of described cool metal cover, and its other end connects the other end of described radiator;
Described circulating pump is arranged on described cold water output channel or described hot water input channel;
Described tank for coolant is communicated with described hot water input channel or described cold water output channel by pipeline.
Preferred in above technical scheme, described open cycle liquid heat transfer component comprises the pipe-line system be made up of circulating pump, hot water input channel, cold water output channel and the tapping valve for emptying circulating cooling liquid;
Described tapping valve is arranged on the lowest part of described pipe-line system, and its port of export is directly communicated with air;
One end of described hot water input channel connects one end of described cool metal cover, and its other end connects one end of described radiator; One end of described cold water output channel connects the other end of described cool metal cover, and its other end connects the other end of described radiator;
Described circulating pump is arranged on described cold water output channel or described hot water input channel;
Described hot water input channel or described cold water output channel are communicated with described water supply tank by pipeline.
Preferred in above technical scheme, described temperature-controlled member to be arranged in described cool metal cover, radiator, heat pipe, hot water input channel and cold water output channel on the outer wall of any one by the closely knit way of contact of welding or be aided with heat-conducting resin.
Application the technical solution of the utility model, has following beneficial effect:
1, supportingly to simplify, be embodied in: industrial microwave firing equipment, except the heating chamber of Microwave Industry equipment indispensability, insulation construction, microwave magnetron generator, microwave transmission waveguide, only comprises the cooling device be connected with described microwave magnetron generator; Cooling device comprises cool metal cover, thermal transfer devices, cold wind heat abstractor, heat radiation intensifying device and water supply tank, and no longer need the extra cooling infrastructure such as cooling tower, water cooling unit, overall structure is simplified, and takes up room little.
2, obtain excellent cooling effect by liquid, cool effective: the field that cools of electromechanical equipment, according to knowledge, the heat that unit temperature rise unit volume liquids and gases can carry away, for water and air, be respectively 4180J/L.K and 44.6J/L.K, difference nearly a hundred times.On the other hand, for cool metal cover in the utility model for copper material, under identical relative flowing velocity 1.2m/s, the convection transfer rate between water and copper is about 4850W/m 2and the air of identical flow velocity and the convection transfer rate of copper are about 40W/m .K, 2.K; ; Therefore the cooling effectiveness of water-cooling project is far above air-cooled scheme; Given this true, the utility model is selected to adopt liquid cooling scheme, utilizes current or coolant flow window to walk heat, plays the effective cooling cooling effect to microwave component.
3, middle-size and small-size Microwave Industry equipment is applicable to, cooling effectiveness is high, be convenient to device miniaturization, be specially: radiator field, the heat exchanging process betided on radiator has two, for cool metal cover in the utility model for copper material, under identical relative flowing velocity 1.2m/s, the convection transfer rate between water and copper is about 4850W/m 2and the air of identical flow velocity and the convection transfer rate of copper are about 40W/m .K, 2.K; For the reason eliminating heat exchange bottleneck, the gas-solid heat exchange interface scale of common radiator is all larger, the overall specification of radiator is therefore also larger, and correspondence, the scale of the liquid-solid heat exchange interface between refrigerant with radiator is relative much smaller, is not suitable for the directly supporting of middle-size and small-size Microwave Industry equipment.The utility model is according to this problem, radiator-atmosphere interface that heat exchange coefficient is little manufactures a moisture film by humidification mode, by original for this place solid-gas heat convection is transformed into solid-liquid heat convection and adds liquid-gas forced-convection heat transfer and liquid evaporative heat loss mode, by knowledge, liquid gasification also can absorb huge heat, for water, when 50 DEG C, the gasification heat of transformation of aqueous water is up to 2372J/g, the utility model introduces evaporation of water heat sink conception on the basis of radiator outer surface liquid-gas forced convertion heat radiation, substantially increase the radiating efficiency at this interface.Microwave Industry equipment is according to the utility model scheme, and the scale of required radiator can reduce greatly, greatly strengthen Microwave Industry equipment with inserting with attribute, therefore the utility model is applicable to middle-size and small-size Microwave Industry and adopts very much.
4, configuration mode is various, meet the different needs, practical, be specially: can be the ultra high efficiency heat pipe-type scheme of conducting heat, heat is all walked in two aspects of dispelling the heat by liquid evaporator strip, also can be only by the open cycle liquid cooling scheme heat of water as dual working media, can also be namely guarantee the stability that works long hours, use water as enhancing heat eliminating medium while using existing Special circulation cooling fluid, three kinds of modes conveniently can meet the weight reducing of middle-size and small-size microwave equipment, easy-to-use needs.
In view of the above fact, the utility model takes efficient liquid cooling/phase-change heat cooling profiles at heat production end, radiating end respectively, thus in all links of whole heat radiation flow process enhance heat cooling-down effect, the effect that the long-term high load capacity steady operation reaching Microwave Industry equipment escorts.The more important thing is, because the utility model improves the heat exchange bottleneck that the metal fin-Air Interface of radiator exists targetedly, directly this bottleneck is eliminated from principle with the means (controlled humidification) being simple and easy to realize, heat exchange coefficient between radiator and air is promoted decades of times, accomplish under the heat exchange area of heat exchanger is reduced to the condition of original 1/10, the average operating temperature of microwave generator (magnetron) does not find remarkable rising, greatly improve the functional reliability of industrial microwave apparatus under little radiator scale condition, HIGH-POWERED MICROWAVES industrial equipment is made to realize carry-on cooling smoothly, thoroughly break away from the dependence for large-scale cooling systems such as cooling towers, reduce the cost that microwave equipment is promoted.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the partial structurtes schematic diagram of the industrial microwave firing equipment of the utility model preferred embodiment 1;
Fig. 2 is the partial structurtes schematic diagram of the industrial microwave firing equipment of the utility model preferred embodiment 2;
Fig. 3 is the partial structurtes schematic diagram of the industrial microwave firing equipment of the utility model preferred embodiment 3;
Fig. 4 is the partial structurtes schematic diagram of the industrial microwave firing equipment of the utility model preferred embodiment 4;
1, cool metal cover, 2, thermal transfer devices, 2-1, circulating pump, 2-2, hot water input channel, 2-3, cold water output channel, 2-4, tapping valve, 2-5, tank for coolant, 3-cold wind heat abstractor, 3-1, radiator, 3-2, cooling fan, 4, dispel the heat intensifying device, 4-1, humidifier, 4-2, aqueduct, 4-3, temperature-controlled member, 5, water supply tank.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the multitude of different ways that the utility model can limit according to claim and cover is implemented.
Embodiment 1:
A 3KW high temperature microwave box type furnace, be specially: comprise heating chamber, insulation construction, microwave magnetron generator, microwave transmission waveguide and cooling device, described cooling device is comprised and being arranged on cool metal cover 1, thermal transfer devices 2 in described microwave magnetron generator on microwave magnetron, being overlapped the 1 cold wind heat abstractor 3 be connected by described thermal transfer devices 2 and described cool metal, for strengthening heat radiation intensifying device 4 and the water supply tank 5 of described cold wind heat abstractor 3 cooling effect, referring to Fig. 1.
Described thermal transfer devices 2 is the circulation liquid cooling parts using circulating pump to drive, and described circulation liquid cooling parts are adopt running water as the open cycle liquid heat transfer component of cooling fluid.
Microwave magnetron generator comprises two the 1.5KW microwave magnetrons be arranged in parallel.
Cool metal cover 12 of being arranged in parallel for two of being configured on above-mentioned microwave magnetron.
Described cold wind heat abstractor 3 comprises radiator 3-1 and is arranged on the cooling fan 3-2 outside described radiator 3-1 heat-transfer surface, and wherein said radiator 3-1 is fin/scale radiator, and its effective heat exchange area is 0.4 ㎡, and its specification is 150mm × 150mm; Described cooling fan 3-2 can realize taking out, draws and the blower fan of air draft effect, and its diameter is 150mm, and its rotating speed is 3000r/min.
Described heat radiation intensifying device 4 is arranged on the inner side of described radiator 3-1 heat-transfer surface, and it comprises the humidifier 4-1, the aqueduct 4-2 be communicated with described water supply tank 5 by described humidifier 4-1 and temperature-controlled member 4-3 that are humidified by the heat exchange surface of at least one mode to described radiator 3-1 in smearing, spray, drench, drip, ooze and being atomized.
Described open cycle liquid heat transfer component comprises the pipe-line system be made up of circulating pump 2-1, hot water input channel 2-2, cold water output channel 2-3 and the tapping valve 2-4 for emptying circulating cooling liquid, and wherein said hot water input channel 2-2 and described cold water output channel 2-3 all adopts specification to be flexible pipe.
Described tapping valve 2-4 is arranged on the lowest part of described pipe-line system, and its port of export is directly communicated with air.
The two ends of described hot water input channel 2-2 connect described cool metal cover one end of 1 and one end of described radiator 3-1 respectively, the two ends of described cold water output channel 2-3 connect the described cool metal cover other end of 1 and the other end of described radiator 3-1 respectively, and wherein said hot water input channel 2-2 overlaps 1 equal first triple valve 2-a and second triple valve 2-b with described cold water output channel 2-3 with two cool metals and is communicated with.
Described circulating pump 2-1 is arranged on described cold water output channel 2-3.
Described water supply tank 5 is provided with three delivery ports, and wherein, described humidifier 4-1 is communicated with its first delivery port by described aqueduct 4-2, adds water for giving humidifier 4-1; Water supply tank 5 is connected in the pipe-line system of described open cycle liquid heat transfer component by the second delivery port and the 3rd delivery port by described cold water output channel 2-3.
Described temperature-controlled member 4-3 is arranged on the outer wall of described cold water output channel 2-3 by the closely knit way of contact of welding or be aided with heat-conducting resin.
Adopt above-mentioned high temperature microwave box type furnace, ambient temperature 35 DEG C of continuous operation 4h, humidification water loss 12kg, detects magnetron average operating temperature 52 DEG C, maximum operating temperature 57 DEG C.
Embodiment 2:
A 4.5KW high temperature microwave box type furnace, be specially: comprise heating chamber, insulation construction, microwave magnetron generator, microwave transmission waveguide and cooling device, described cooling device is comprised and being arranged on cool metal cover 1, thermal transfer devices 2 in described microwave magnetron generator on microwave magnetron, being overlapped the 1 cold wind heat abstractor 3 be connected by described thermal transfer devices 2 and described cool metal, for strengthening heat radiation intensifying device 4 and the water supply tank 5 of described cold wind heat abstractor 3 cooling effect, referring to Fig. 2.
Described thermal transfer devices 2 is the circulation liquid cooling parts using circulating pump to drive, and described circulation liquid cooling parts are the enclosed circulation liquid heat transfer component adopting Special circulation cooling fluid.
Compared with embodiment 1, difference is:
1, microwave magnetron generator comprises three microwave magnetrons be arranged in parallel, cool metal cover 13 of being arranged in parallel for three of being configured on above-mentioned microwave magnetron.
2, described hot water input channel 2-2 is overlapped 1 with described cold water output channel 2-3 with three cool metals and is all communicated with by first cross valve 3-a and second cross valve 3-b.
3, the effective heat exchange area of described radiator 3-1 is 1.125 ㎡, and its specification is 250mm × 250mm; The diameter of described cooling fan 3-2 is 250mm.
4, except the pipe-line system that described enclosed circulation liquid heat transfer component is identical with described open cycle liquid heat transfer component except annexation, also comprise the tank for coolant 2-5 for holding cooling fluid, described tank for coolant 2-5 is connected in the pipe-line system of described enclosed circulation liquid heat transfer component by pipeline and (is specifically communicated with described cold water output channel 2-3).
5, described water supply tank 5 is without the need to being connected in the pipe-line system of described enclosed circulation liquid heat transfer component.
Adopt above-mentioned high temperature microwave box type furnace, ambient temperature 36 DEG C of continuous operation 3.5h, humidification water loss 20kg, detects magnetron average operating temperature 51.5 DEG C, maximum operating temperature 56 DEG C.
Embodiment 3:
The 1.5KW high temperature microwave box type furnace of an outfit heat pipe-type heat transfer component, be specially: comprise heating chamber, insulation construction, microwave magnetron generator, microwave transmission waveguide and cooling device, described cooling device is comprised and being arranged on cool metal cover 1, thermal transfer devices 2 in described microwave magnetron generator on microwave magnetron, being overlapped the 1 cold wind heat abstractor 3 be connected by described thermal transfer devices 2 and described cool metal, for strengthening heat radiation intensifying device 4 and the water supply tank 5 of described cold wind heat abstractor 3 cooling effect, referring to Fig. 3.
Microwave magnetron generator comprises a 1.5KW microwave magnetron.
Cool metal cover 1 is for being configured in 1 on above-mentioned microwave magnetron.
Described thermal transfer devices 2 is the heat pipe driven without the need to circulating pump, and described cool metal cover 1 is directly connected with heat pipe, and the internal diameter of this heat pipe is maximal heat transfer power 600W.
Described cold wind heat abstractor 3 comprises radiator 3-1 and is arranged on the cooling fan 3-2 outside described radiator 3-1 heat-transfer surface, wherein said radiator 3-1 is scale radiator, its effective heat exchange area is 0.125 ㎡, and the cooling section of heat pipe is the spiral scale be directly welded on heat pipe heat radiation end; Described cooling fan 3-2 can realize taking out, draws and the blower fan of air draft effect, and its diameter is 20mm, and its rotating speed is 3000r/min.
Described heat radiation intensifying device 4 is arranged on the inner side of described radiator 3-1 heat-transfer surface, it is comprised the humidifier 4-1, the aqueduct 4-2 be communicated with described water supply tank 5 by described humidifier 4-1 that are humidified by the heat exchange surface of at least one mode to described radiator 3-1 in smearing, spray, drench, drip, ooze and being atomized and temperature-controlled member 4-3, described temperature-controlled member 4-3 and is arranged on the outer wall of described radiator 3-1 by the closely knit way of contact of welding or be aided with heat-conducting resin.
Adopt above-mentioned high temperature microwave box type furnace, ambient temperature 37 DEG C of continuous operation 5h, humidification water loss 5.7kg, detects magnetron average operating temperature 49 DEG C, maximum operating temperature 52 DEG C.
Embodiment 4
A 3KW high temperature microwave box type furnace, be specially: comprise heating chamber, insulation construction, microwave magnetron generator, microwave transmission waveguide and cooling device, described cooling device is comprised and being arranged on cool metal cover 1, thermal transfer devices 2 in described microwave magnetron generator on microwave magnetron, being overlapped the 1 cold wind heat abstractor 3 be connected by described thermal transfer devices 2 and described cool metal, for strengthening heat radiation intensifying device 4 and the water supply tank 5 of described cold wind heat abstractor 3 cooling effect, referring to Fig. 4.
Described thermal transfer devices 2 is the circulation liquid cooling parts using circulating pump to drive, and described circulation liquid cooling parts are adopt running water as the open cycle liquid heat transfer component of cooling fluid.
Microwave magnetron generator comprises two the 1.5KW microwave magnetrons be arranged in parallel.
Cool metal cover 12 of being arranged in parallel for two of being configured on above-mentioned microwave magnetron.
Described cold wind heat abstractor 3 comprises radiator 3-1 and is arranged on the cooling blower 3-2 of described radiator 3-1 heat-transfer surface side (specifically: described cooling blower 3-2 is arranged on described heat exchanger 3-1 air intake side, it is the blower fan that can realize blowing to described heat exchanger 4-1).
Described heat radiation intensifying device 4 is arranged between described radiator 3-1 and described cooling blower 3-2, it comprises the humidifier 4-1, the aqueduct 4-2 be communicated with described water supply tank 5 by described humidifier 4-1 and temperature-controlled member 4-3 that are humidified by the heat exchange surface of at least one mode to described radiator 3-1 in smearing, spray, drench, drip, ooze and being atomized, and described humidifier 4-1 is arranged between described radiator 3-1 and described cooling blower 3-2.
Described open cycle liquid heat transfer component comprises the pipe-line system be made up of circulating pump 2-1, hot water input channel 2-2, cold water output channel 2-3 and the tapping valve 2-4 for emptying circulating cooling liquid, and wherein said hot water input channel 2-2 and described cold water output channel 2-3 all adopts specification to be flexible pipe.
Described tapping valve 2-4 is arranged on the lowest part of described pipe-line system, and its port of export is directly communicated with air.
The two ends of described hot water input channel 2-2 connect described cool metal cover one end of 1 and one end of described radiator 3-1 respectively, the two ends of described cold water output channel 2-3 connect the described cool metal cover other end of 1 and the other end of described radiator 3-1 respectively, and wherein said hot water input channel 2-2 overlaps 1 equal first triple valve 3-a and second triple valve 3-b with described cold water output channel 2-3 with two cool metals and is communicated with.
Described circulating pump 2-1 is arranged on described hot water delivery pipe road 2-2.
Described water supply tank 5 is provided with three delivery ports, and wherein, described humidifier 4-1 is communicated with its first delivery port by described aqueduct 4-2, adds water for giving humidifier 4-1; Water supply tank 5 is connected in the pipe-line system of described open cycle liquid heat transfer component by the second delivery port and the 3rd delivery port by described cold water output channel 2-3.
Described temperature-controlled member 4-3 is arranged on the outer wall of described hot water delivery pipe road 2-2 by the closely knit way of contact of welding or be aided with heat-conducting resin.
Adopt above-mentioned high temperature microwave box type furnace, ambient temperature 38 DEG C of continuous operation 4h, humidification water loss 15kg, detects magnetron average operating temperature 51 DEG C, maximum operating temperature 56 DEG C.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.

Claims (8)

1. an industrial microwave firing equipment, comprises heating chamber, insulation construction, microwave magnetron generator and microwave transmission waveguide elements, it is characterized in that: also comprise the cooling device be connected with described microwave magnetron generator;
Described cooling device comprises and being arranged on described microwave magnetron generator and its inside cool metal cover (1) that can flow for liquid, thermal transfer devices (2), by the cold wind heat abstractor (3) that described thermal transfer devices (2) is connected with described cool metal cover (1), for the heat radiation intensifying device (4) of strengthening described cold wind heat abstractor (3) cooling effect and the water supply tank (5) be connected with described heat radiation intensifying device (4) by pipeline.
2. industrial microwave firing equipment according to claim 1, is characterized in that: described cold wind heat abstractor (3) comprises radiator (3-1) and is arranged on the cooling blower (3-2) of described radiator (3-1) heat-transfer surface side.
3. industrial microwave firing equipment according to claim 2, it is characterized in that: described heat radiation intensifying device (4) is arranged on the air intake side of described radiator (3-1) heat-transfer surface, it comprises by smearing, spray, drench, drip, ooze and the heat exchange surface of at least one mode to described radiator (3-1) is humidified in being atomized humidifier (4-1), the aqueduct (4-2) that described humidifier (4-1) is communicated with described water supply tank (5) and with described cool metal cover (1), at least one in radiator (3-1) and thermal transfer devices (2) carries out the temperature-controlled member (4-3) connected,
Described cooling blower (3-2) is arranged on the air-out side of described heat exchanger (3-1), and it is can realize taking out, draw and the blower fan of air draft effect; Or, described cooling blower (3-2) is arranged on described heat exchanger (3-1) air intake side, it is for realizing the blower fan of blowing to described heat exchanger (4-1), and described humidifier (4-1) is arranged between described radiator (3-1) and described cooling blower (3-2).
4. industrial microwave firing equipment according to claim 3, is characterized in that: described thermal transfer devices (2) be without the need to circulating pump drive heat pipe or use circulating pump drive circulation liquid cooling parts;
Described circulation liquid cooling parts are adopt water as the open cycle liquid heat transfer component of cooling fluid or the enclosed circulation liquid heat transfer component adopting special cooling fluid.
5. industrial microwave firing equipment according to claim 4, is characterized in that: one end of described heat pipe is connected with described cool metal cover (1), and the other end is connected with described radiator (3-1);
The closely knit way of contact all adopting full weld to connect between described heat pipe with described cool metal cover (1) and between described heat pipe with described radiator (3-1) or to be aided with heat-conducting resin is connected.
6. industrial microwave firing equipment according to claim 4, is characterized in that: described enclosed circulation liquid heat transfer component comprises the pipe-line system that is made up of circulating pump (2-1), hot water input channel (2-2), cold water output channel (2-3) and the tapping valve (2-4) for emptying circulating cooling liquid and the tank for coolant (2-5) for holding cooling fluid;
Described tapping valve (2-4) is arranged on the lowest part of described pipe-line system, and its port of export is directly communicated with air;
One end of described hot water input channel (2-2) connects one end of described cool metal cover (1), and its other end connects one end of described radiator (3-1); One end of described cold water output channel (2-3) connects the other end of described cool metal cover (1), and its other end connects the other end of described radiator (3-1);
Described circulating pump (2-1) is arranged on described cold water output channel (2-3) or described hot water input channel (2-4);
Described tank for coolant (2-5) is communicated with described hot water input channel (2-2) or described cold water output channel (2-3) by pipeline.
7. industrial microwave firing equipment according to claim 4, is characterized in that: described open cycle liquid heat transfer component comprises the pipe-line system be made up of circulating pump (2-1), hot water input channel (2-2), cold water output channel (2-3) and the tapping valve (2-4) for emptying circulating cooling liquid;
Described tapping valve (2-4) is arranged on the lowest part of described pipe-line system, and its port of export is directly communicated with air;
One end of described hot water input channel (2-2) connects one end of described cool metal cover (1), and its other end connects one end of described radiator (3-1); One end of described cold water output channel (2-3) connects the other end of described cool metal cover (1), and its other end connects the other end of described radiator (3-1);
Described circulating pump (2-1) is arranged on described cold water output channel (2-3) or described hot water input channel (2-4); Described hot water input channel (2-2) or described cold water output channel (2-3) are communicated with described water supply tank (5) by pipeline.
8. the industrial microwave firing equipment according to claim 6 or 7, is characterized in that: described temperature-controlled member (4-3) to be arranged in described cool metal cover (1), radiator (3-1), heat pipe, hot water input channel (2-2) and cold water output channel (2-3) on the outer wall of any one by the closely knit way of contact of welding or be aided with heat-conducting resin.
CN201520763110.3U 2015-09-29 2015-09-29 Industry microwave heating equipment Active CN205071352U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105848325A (en) * 2016-04-10 2016-08-10 安徽众尚微波科技有限公司 Industrial microwave heating equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105848325A (en) * 2016-04-10 2016-08-10 安徽众尚微波科技有限公司 Industrial microwave heating equipment

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