Summary of the invention
For the deficiencies in the prior art, one of the object of the invention aims to provide a kind of cooker electromagnetism steam raising plant that can produce fast high-temperature steam; Secondly, by improving the internals of described electromagnetism steam raising plant, make water in water tank can unimpededly flow into first order steam generation assembly and without setting up in addition water pump, and can effectively prevent dry combustion method phenomenon.
The invention provides a kind of cooker electromagnetism steam raising plant for this reason, comprise first order steam generation assembly and water box; It is characterized in that: described first order steam generation assembly comprises and includes the first outer courage of permeability magnetic material and be combined in the first top cover on described the first outer courage, described the first top cover is to described the first outer courage direction depression and the formation of being combined with described the first outer courage is sealed and the first flat heating cavity volume, described the first heating water inlet of cavity volume and the delivery port of described water box are communicated with, and described the first heating cavity volume has steam (vapor) outlet; Outside at described the first outer courage is also provided with the first electromagnetic heater.
Wherein, described permeability magnetic material refers to easily and is magnetized, and is placed in the material that alternating magnetic field can produce heat.Secondly, described the first outer courage that includes permeability magnetic material refers to that described the first outer courage made by permeability magnetic material; Or described the first outer courage is made by the compound material that other are difficult for magnetic conduction of permeability magnetic material; Can also be that described the first outer courage is made by being difficult for permeability magnetic material, but the wall body made by permeability magnetic material, heating block are set on the madial wall of described outer courage or lateral wall or be distributed with the protrusion of being made by permeability magnetic material on the madial wall of described the first outer courage or lateral wall.Like this, under the effect of alternating magnetic field, described the first outer courage forms the heating surface that can directly heat water, heats and directly on described the first outer courage, produces heat for this reason without naked light or conduction-type, thereby greatly reduced thermal loss, has improved the thermal efficiency.In addition, described the first outer courage is the housing member on described first order steam generation assembly, for water being isolated from described the first heating cavity volume.
Wherein, described the first top cover can be for being independent of described the first outer courage but is incorporated into the lid on described the first outer courage, can also with the integrally manufactured moulding of described the first outer courage.In addition, described the first top cover, to described the first outer courage direction depression, makes described the first heating cavity volume become a flat space.Like this, its thickness, can instantaneously producing steam thereby can absorb fast the heat being produced by described the first outer courage compared with little but heating surface area is large in flat space for the water of described the first heating in cavity volume.
Secondly, further technical scheme can also be that described the first top cover can include permeability magnetic material.Like this, under the effect of alternating magnetic field, described top cover also forms the heating surface that can directly heat water, thereby the water of described the first heating in cavity volume can absorb the heat that produced by described the first outer courage and described the first top cover instantaneously producing steam more fast.
In addition, in order to reduce the heat loss of described the first top cover or described the first outer courage outer surface, can also lay heat-insulation layer as heat-preservation cotton, thermal insulation coatings etc. at its outer surface.
Wherein, the arranged outside of described the first outer courage has the first electromagnetic heater to refer to, described the first electromagnetic heater is directly fitted on the lateral wall of described the first outer courage; Or between the first electromagnetic heater and described the first outer courage, there is external series gap, but the alternating magnetic field that described the first electromagnetic heater produces still can surround the some or all of wall body of described the first outer courage.
Secondly, further technical scheme can also be, described the first electromagnetic heater comprises the first solenoid and supports the skeleton of described the first solenoid, between described the first solenoid and described the first outer courage, there is external series gap, described external series gap can form by described skeleton for this reason, can be also the gap between described skeleton and described outer courage.Like this, the heat that described the first outer courage produces can not be directly delivered in large quantities on described the first solenoid described the first solenoid is caused to damage, thereby also reduces the loss of heat, has improved heat service efficiency; Meanwhile, described external series gap also can play the effect of electric insulation, thereby can avoid making the charged situation that user is damaged of described first order steam generation assembly when electric leakage appears in the first electromagnetic heater.
Wherein, described the first heating cavity volume seals, but be not equal to it, is hedged off from the outer world completely, which comprises at least the pipeline being communicated with described water box and the outlet of exporting steam.
According to technique scheme, its useful effect is:
1. due to arranged outside first electromagnetic heater of described the first outer courage, and described first order steam generation assembly comprises the first outer courage that includes permeability magnetic material, the work of described like this first electromagnetic heater is not affected by the water in described first order steam generation assembly, on described the first electromagnetic heater, not only can not produce scale problems and cause localized hyperthermia, finally cause described the first electromagnetic heater deformed damaged, and the temperature of described first order steam generation assembly can not conducted to described the first electromagnetic heater in large quantities yet.
2. further, described the first top cover, to described the first outer courage direction depression, makes described the first heating cavity volume become flat space.Like this, its water thickness, can instantaneously producing steam thereby can absorb fast heat compared with little but heating surface area is large in flat space for the water of described the first heating in cavity volume.Secondly, because the first top cover is also close to described the first electromagnetic heater, described the first top cover can produce heat simultaneously and form heating surface, and for this reason, in described the first heating space, water can fully absorb from a plurality of heating surfaces of different azimuth instantaneously producing steam its heats simultaneously.
3. described in, the first top cover and described the first outer courage initiatively generate heat, in the process colding and heat succeed each other, the wall body of the wall body of described the first top cover and described the first outer courage expands with heat and contract with cold, the incrustation scale that can automatically make its inner side deposition Automatic-falling and accumulate in the bottom of described the first heating cavity volume its interior sidewall surface, avoids affecting heat conduction and reduces heat conduction efficiency.
Further technical scheme can be, between the described first heating vapor space of cavity volume and the air space of described water box, is provided with connecting pipeline.
Wherein, the described connecting pipeline wall body that described water box, first order steam generation assembly extend out of can serving as reasons forms, maybe can be for connecting the independent body of described water box and described the first heating cavity volume.Like this, by described connecting pipeline, make pressure in the first heating cavity volume and the pressure in described water box remain on poised state, in the situation that not needing to set up water pump pump water, the water in described water box still can unimpededly add in described heating space for this reason.
Further technical scheme can be, tapered of the bottom of described the first outer courage is also provided with blowdown apparatus in the least significant end of described taper surface.
Wherein, tapered of the bottom of described the first outer courage, be conducive to like this collect sediment in water as from as described in the wall body of courage peels off first impurity such as incrustation scale, and discharge described impurity by opening described blowdown apparatus, avoid incrustation scale to gather.
Further technical scheme can be, is provided with the ball-cock assembly of the described water box height of water level of restriction in described water box.Like this, by described ball-cock assembly, can to described water box, supplement the appropriate water yield in time, also make to store the appropriate water yield in described the first heating cavity volume, thereby can effectively control the height of water level in described the first heating cavity volume, avoid the appearance of dry combustion method phenomenon simultaneously.
Further technical scheme can be, also comprise second level steam generation assembly, described second level steam generation assembly comprises and includes the second outer courage of permeability magnetic material and be combined in the second top cover on described the second outer courage, described the second outer courage is combined with described the second top cover and is formed the second heating cavity volume sealing, the air inlet of described the second heating cavity volume is communicated with the steam (vapor) outlet of described the first heating cavity volume, and described the second heating cavity volume has high-temperature steam outlet; Outside at described the second outer courage is also provided with the second electromagnetic heater.
Wherein, described second level steam generation assembly is for carrying out the heater of post bake to the steam of being exported by described first order steam generation assembly.
Wherein, described the second heating cavity volume seals, but be not equal to it, is hedged off from the outer world completely, which comprises at least the jet chimney being communicated with described the first heating cavity volume and the outlet of exporting high-temperature steam.
Further technical scheme can be that described the second electromagnetic heater comprises the second solenoid and support the skeleton of described the second solenoid to have external series gap between described the second solenoid and described the second outer courage.The external series gap functional effect having between the functional effect of wherein said external series gap and described the first electromagnetic heater and described the first outer courage is similar, no longer narration for this reason.
Further technical scheme can be, in the high-temperature steam outlet of described second level steam generation assembly, is provided with temperature-detecting device.
Because the present invention has These characteristics and advantage, can be applied to cooker and steam generator thereof in daily cooking apparatus for this reason.
The specific embodiment
Below in conjunction with accompanying drawing, the cooker of application patented technology scheme of the present invention is described further with electromagnetism steam raising plant.
Be the structural representation of cooker with electromagnetism steam raising plant as shown in Figure 1 and Figure 2, described electromagnetism steam raising plant comprises first order steam generation assembly 1 and water box 2.Described first order steam generation assembly 1 includes the first outer courage 11, and described the first outer courage 11 is by permeability magnetic material, and the housing that for example iron plate is stamped to form, for being isolated from water the inner side of described the first outer courage 11.Described first order steam generation assembly 1 also comprises the first top cover 12, described the first outer courage 11 and the first heating cavity volume 13 of described the first top cover 12 in conjunction with formation sealing.Described the first heating cavity volume 13 comprises water space 131 and the vapor space 130.The water inlet 15 of described the first heating cavity volume 13 is communicated with the delivery port 23 of described water box 2 by water-supply-pipe 22, and described the first heating cavity volume 13 has steam (vapor) outlet 16.In addition, in the outside of described the first outer courage 11, be also provided with the first electromagnetic heater 14.Like this, to described the first electromagnetic heater 14 energisings, produce after alternating magnetic field, the described first outer courage 11 interior molecules electromagnetic oscillations of magnetic conduction form the heating surface that can directly heat water, without the heating of naked light or conduction-type, directly on described the first outer courage 11, produce heat for this reason, greatly reduced thermal loss, made water can be heated to be fast steam.And the work of described the first electromagnetic heater 14 is not affected by the water in described first order steam generation assembly 1, on described the first electromagnetic heater 14, not only can not produce scale problems and cause localized hyperthermia, finally cause described the first electromagnetic heater 14 deformed damaged, and the temperature of described first order steam generation assembly 1 can not conducted in large quantities to described the first electromagnetic heater 14 yet.
Secondly, described the first electromagnetic heater 14 comprises the first solenoid 140 and supports the skeleton 141 of described the first solenoid 140, between described the first solenoid 140 and described the first outer courage 11, there is external series gap 18, like this, the heat that described the first outer courage 11 produces can not be directly delivered to described the first solenoid 140 on described the first electromagnetic heater 14 in large quantities, thereby described the first solenoid 140 is caused to damage, thereby and the loss that can reduce heat improved hot service efficiency; Meanwhile, described external series gap 18 also can play the effect of electric insulation, thereby can avoid making the charged situation that user is damaged of described first order steam generation assembly 1 when electric leakage appears in the first electromagnetic heater 14.
In addition, in order to reduce the heat loss of the outer surface of described the first top cover 12 or described the first outer courage 11, at its outer surface, lay heat-insulation layer as heat-preservation cotton, thermal insulation coatings etc.
As shown in Figure 1, in order to improve the vaporization rate of water in described the first heating cavity volume 13, described the first top cover 12 also adopts permeability magnetic material, and for example iron plate is stamped to form and caves in to described the first outer courage 11 directions, thereby makes described the first heating cavity volume 13 become flat space.Like this, the thickness that is housed inside water flat space in the water of described the first heating in cavity volume 13 is smaller but heating surface area is large, when first electromagnetic heater 14 energisings in described the first outer courage 11 outsides produce alternating magnetic field, described the first outer courage 11 and described the first top cover 12 can produce heat simultaneously and form heating surface, for this reason, the water of described the first heating in cavity volume 13 at least can be from described first courage 11 and 12 2 heating surfaces of described the first top cover absorb instantaneously producing steam after its heat simultaneously.Faster than the speed of conventional conduction-type heating steam generator generation steam through experiment showed, the speed of described the first electromagnetic heater 14 generation steam, can raise speed more than twice.
Secondly, described the first top cover 12 and described the first initiatively heating of outer courage 11, in the process colding and heat succeed each other, incrustation scale Automatic-falling and accumulate in the bottom of described the first heating cavity volume 13 its interior sidewall surface that the sidewall of described the first top cover 12 and described the first outer courage 11 expands with heat and contract with cold and can automatically make its inner side deposition, avoids affecting heat conduction and reduces heat conduction efficiency.
As shown in Figure 1 and Figure 2, the top of described the first heating cavity volume 13 is the vapor space 130, between the air space 27 on the top of the described vapor space 130 and described water box 2, is provided with connecting pipeline 21.Described like this first heating cavity volume 13 forms linker with described water box 2 under the effect that is communicated with of water-supply-pipe 22 and described connecting pipeline 21, make the pressure of described the first heating in cavity volume 13 and the pressure in described water box 2 remain on poised state, for this reason in the situation that not needing to set up water pump pump water, water in described water box 2 still can unimpededly fill in described heating space 13, thereby makes water level in the first heating cavity volume 13 and the water level in described water box 2 remain on same level height A.
As shown in Figure 1 and Figure 2, in order effectively to control the height of water level in described water box 2, in described water box 2, ball-cock assembly 24 is set.Like this, can to described water box 2, supplement the appropriate water yield in time, and utilize law of connected vessels by described ball-cock assembly 24, described ball-cock assembly 24 also can be controlled the height of water level in described the first heating cavity volume 13 simultaneously effectively, avoids occurring dry combustion method phenomenon.
As shown in Figure 1 and Figure 2, tapered of the bottom of described the first outer courage 11 be provided with blowdown apparatus 110 in the least significant end of described taper surface.
Be conducive to like this collect sediment in water as described in the impurity such as incrustation scale that peel off on the inner wall of the first outer courage 11, and discharge described impurity by opening described blowdown apparatus, avoid incrustation scale to gather.In addition, at the top of described the first outer courage 11, safety valve 111 is installed, described safety valve 111 is communicated with described the first heating cavity volume 13, and when pressure in described heating cavity volume 13 is excessive, described safety valve 111 is opened release portion pressure.
As Fig. 1, shown in Fig. 2, in order further the steam by described first order steam generation assembly 1 output to be carried out to post bake, also comprise second level steam generation assembly 3, described second level steam generation assembly 3 includes the second outer courage 31 and the second top cover 37 being stamped to form by iron plate, described the second outer courage 31 and the second heating cavity volume 38 of described the second top cover 37 in conjunction with formation sealing, the air inlet 17 of described the second heating cavity volume 38 is communicated with the steam (vapor) outlet 16 of described the first heating cavity volume 13 by appendix 33, in the outside of described the second outer courage 31, be also provided with the second electromagnetic heater 32.Described the second electromagnetic heater 32 comprises the second solenoid 320 and supports the skeleton 321 of described the second solenoid 320 to have external series gap 34 between described the second solenoid 320 and described the second outer courage 31.
In addition, in order to reduce the heat loss of the outer surface of described the second outer courage 31 or the second top cover 37, at its outer surface, lay heat-insulation layer as heat-preservation cotton, thermal insulation coatings etc.
Steam is after described the second heating cavity volume 38 heats again, by high-temperature steam outlet 35 outputs of described the second heating cavity volume 38, in order precisely to detect the temperature of described high-temperature steam, in the high-temperature steam outlet 35 of described second level steam generation assembly 3, be provided with temperature-detecting device 36.Described temperature-detecting device 36 signal of telecommunication connection control system 4, described control system 4 also respectively the signal of telecommunication connect described the first electromagnetic heater 14 and second level electromagnetic heater 32.The high-temperature steam temperature detecting when described temperature-detecting device 36 lower than preset temperature time, described control system 4 is sent intensification instruction, makes described second level electromagnetic heater 32 improve power; Otherwise described control system 4 is sent cooling instruction, make described second level electromagnetic heater 32 reduce power, thereby obtain the output steam of specific high temperature.