CN105231902B - A kind of high temperature oven without oil smoke - Google Patents
A kind of high temperature oven without oil smoke Download PDFInfo
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- CN105231902B CN105231902B CN201510753745.XA CN201510753745A CN105231902B CN 105231902 B CN105231902 B CN 105231902B CN 201510753745 A CN201510753745 A CN 201510753745A CN 105231902 B CN105231902 B CN 105231902B
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- heating wire
- oil smoke
- high temperature
- burner hearth
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Abstract
The present invention discloses a kind of high temperature oven without oil smoke, including：Burner hearth；Heating wire provided with some support columns, the outer surface of the heating wire is coated with anti-stick coating, and two ends and the power supply circuit of the heating wire are electrical connected, and support column is connected by electric heating wire fixing device with burner hearth；It is arranged on the water pond in burner hearth and below heating wire.The present invention has the advantages that simple in construction, convenient disassembly, with roasting, effect is good, safe and reliable and without oil smoke.
Description
Technical field
The present invention relates to a kind of kitchen tools, more particularly, to a kind of high temperature oven without oil smoke.
Background technology
Heater element is electrothermal tube in existing electric heat barbecue stove, and electrothermal tube is by heating wire (or heater strip), metal tube
Wall (such as stainless steel) and the magnesia powder composition being filled between heating wire and metal pipe-wall.Magnesia powder is used for heating wire
Insulation between metal pipe-wall, with good heat conductivility.But, magnesia powder has very strong hygroscopicity again, therefore
When in use will be by damp-proof treatment (magnesia powder is modified or electrothermal tube sealing treatment)；And magnesia powder is according to the temperature used
Scope, can be divided into two kinds of low temperature powder and high temperature powder, and low-temperature oxidation magnesium powder can only be used below at 400 DEG C.
Existing electric heat barbecue stove has that barbecue effect is poor, functional reliability is poor, security performance is low, the larger tobacco tar of generation and
Defect is easily burned etc., following aspect is mainly manifested in：
1st, because the off quality or installation of magnesia powder in electrothermal tube is not in place, the use of electrothermal tube is directly affected
In the life-span, cause that the oven functional reliability using electrothermal tube is poor, the life-span is shorter.
2nd, present electrothermal tube is used for oven using low and high temperature magnesium powder, and it is low that electrothermal tube can bear the cold and hot temperature difference, such as exist
Food oil water droplet is to electric heating pipe surface during barbecue, and high-temperature electric heat pipe surface drastically cools to the cold, magnesium powder and electric heating surface metal material
Matter expansion factor of splashing is different, easily causes electrothermal tube surface fracture, if the metal pipe-wall of electrothermal tube send breakage cause magnesia powder by
The time of tide, magnesia powder turns into conductor, makes metal pipe-wall powered, while the heating power in order to improve oven, electrothermal tube two ends
Voltage it is higher, therefore the risk when electrothermal tube leaks electricity in the presence of electric shock, security performance is poor.
3rd, the maximum operating temperature of electrothermal tube is limited to the magnesia powder of filling, it is impossible to lift the fired temperature of oven
It is higher, influence the taste of food for roasting out.
Oily juice, roast juice, food disintegrating slag etc. drop in electrothermal tube and burner hearth bottom when the 4, roasting, and higher temperature causes oily juice
Liquefaction, produces larger oil smoke, or even burning causes user burn or occurred fire residence etc., there is oil smoke larger and unsafe
Defect.
5th, user often touches the bell of oven during barbecue operation, the heat of electrothermal tube radiation make bell temperature compared with
It is high, it is easy to scald user.
The content of the invention
To overcome the defect of prior art, the present invention proposes a kind of have barbecue effect good, safe and reliable without oil smoke
High temperature oven.
A kind of high temperature oven without oil smoke, it includes：Burner hearth；Heating wire provided with some support columns, the heating wire
Outer surface is coated with anti-stick coating, and two ends and the power supply circuit of the heating wire are electrical connected, and support column is solid by heating wire
Determine device with burner hearth to be connected；It is arranged on the water pond in burner hearth and below heating wire；
Wherein, electric heating wire fixing device includes guide rail, cover plate, some ceramic bases and some ceramic briquettings, and guide rail is set
Among burner hearth, ceramic base is slidably connected on guide rail, and the upper end of ceramic base is provided with leading provided with transverse groove, lower end
The cannelure that rail is slidably connected, the end of support column is arranged among the transverse groove of ceramic base, and ceramic briquetting pressure is located at ceramics
On base, and cover plate is arranged on ceramic briquetting and is fixedly linked with guide rail；
Wherein, power supply circuit includes three transformers, and the vice-side winding of each transformer concatenates a heating wire respectively, often
The first end of the primary side winding of individual transformer is equipped with multiple taps on diverse location, three respective primary sides of transformer
Winding takes delta connection with three-phase alternating-current supply, and the tap of each transformer is intersected by a selecting switch with three respectively
The first phase line for flowing power supply is connected, and the selecting switch is used for the first phase line and the primary side winding of transformer of three-phase alternating-current supply
One of tap be connected or disconnected with any one tap, and the respective end of primary side winding second of each transformer
End is directly connected with the second phase line of three-phase alternating-current supply.
Wherein, provided with the potsherd being slidably connected on guide rail between two adjacent ceramic bases.
Wherein, two ends of guide rail are provided with limited block.
Wherein, two ends of the heating wire are welded with cold end, and the end of the cold end is arranged at the ceramic base
Transverse groove among.
Wherein, cold end is welded with connection sheet, and two ends of heating wire pass through connection sheet and the vice-side winding of transformer respectively
Two ends be connected.
Wherein, the furnace wall plate of the wherein side of burner hearth is provided with notch, and water pond is arranged among the burner hearth by notch.
Wherein, the furnace wall plate of the wherein side of burner hearth is provided with the knob being connected with selecting switch.
Wherein, the bottom of water pond is provided with water out adapter, and water out adapter is also connected with a plug with mesopore, and plug is set
In the bottom of water pond, and water pond is also connected with water pipe, and water pipe connects a water supply connector with water inlet switch.
Wherein, a wherein end for every heating wire is connected with a wherein end for another heating wire, and with Y capacitance with
The furnace wall plate of burner hearth is electrically connected with.
Compared with prior art, the present invention has the advantages that：
1st, it is safe and reliable.Powered using transformer to heating wire, transformer secondary winding and primary side winding security isolation, electricity
Operating voltage is not more than human safety voltage on heated filament, even if electric leakage there will not be risk；The electrothermal tube of abandoning tradition, using electricity
Heated filament is heated, and there is no the risk in electrothermal tube because of magnesia powder humid zone；Bell is set to the double-decker with heat insulation foam,
Both reduced the thermal loss of burner hearth, also ensure that bell will not temperature it is too high and scald user.
2nd, without oil smoke.The outer surface of heating wire is coated with anti-stick coating, is reduced and is dropped on heating wire by anti-stick coating
Oily juice, roast juice etc. adhesion, allow oily juice, roast juice etc. directly to slide into the water of water pond, and then avoid the production of oil smoke
It is raw, it is also possible to prevent oily juice, roast juice etc. and falls directly into burner hearth bottom generation oil smoke or even burn.
3rd, barbecue effect is good.The electrothermal tube of abandoning tradition, using electric-heating-wire-heating, no longer by magnesia powder in electrothermal tube
Temperature limiting, therefore the application has higher fired temperature, and the rapid dehydration coking of food outer surface is made during barbecue, keeps outer burnt interior
Tender, the food mouthfeel of barbecue out is good.
4th, simple in construction, convenient disassembly.
Brief description of the drawings
Fig. 1 is a kind of decomposition texture schematic diagram of high temperature oven；
Fig. 2 is dimensional structure diagram of the high temperature oven in addition to bell；
Fig. 3 is the dimensional structure diagram of high temperature oven；
Fig. 4 is heating wire and its structural representation of fixing device；
Fig. 5 is the cross section structure schematic diagram of high temperature oven；
Fig. 6 is the enlarged diagram of part A in Fig. 5
Fig. 7 is the schematic diagram of the power supply circuit of heating wire.
Embodiment
With reference to shown in Fig. 1-6, high temperature oven proposed by the present invention includes：Burner hearth 1, the burner hearth 1 can be by polylith furnace wall plate
11 are connected in sequence, and wherein the furnace wall plate 11 of side is provided with notch 12 and at least one knob 13；Power supply box 6；Fixation is set
In at least one heating wire 3 in burner hearth 1, two ends and the power supply box 6 of the heating wire 3 are electrical connected；It is arranged among burner hearth 1
And the water pond 2 that can be pulled out by notch 12 among burner hearth 1, the water pond 2 is arranged on the lower section of heating wire 3；On burner hearth 1
Bell 5, bell 5 is provided with allowing the exposed barbecue hole 51 of heating wire 3.
The side of water pond 2 is provided with the handle 21 for being easy to that water pond 2 is inserted into burner hearth 1 from notch 12 or extracted out from burner hearth 1,
The handle 21 exposes outside notch 12.The bottom of water pond 2 is provided with water out adapter 22, and the water out adapter 22, which can connect one, has mesopore
Plug 23, the plug 23 is arranged on the bottom of water pond 2, and the upper surface of plug 23 is slightly higher compared with the bottom plate of water pond 2, by both
Height determine the depth being filled with water in water pond 2.Water pond 2 is additionally provided with water pipe 26, and the water pipe 26 passes through a band water inlet switch 25
Water supply connector 24 be connected with water source, the water supply connector 24 is fixed therein being connected with water source on a furnace wall plate 11.In height
When warm oven carries out high temperature barbecue, water inlet switch 25 is opened, is discharged water from water pipe 26 to water pond 2, oily juice, roast juice, barbecue are broken
Slag etc. falls to water pond 2, is produced so as to prevent from directly dropping in the bottom of burner hearth 1 because of high temperature during barbecue extra
Oil smoke even occur burning cause naked light；Further, since during plug 23 is with certain height, and the middle part of plug 23 has
Hole, therefore, oily juice, roast juice etc. are fallen to after water pond 2, and the directly mesopore through plug 23 such as oily juice, roast juice is from water out adapter
22 discharges, and the bottom that the material more heavier than water such as disintegrating slag is then deposited in water pond 2 is roasted, can be by the way that water pond 2 be extracted out from burner hearth 1
Barbecue disintegrating slag etc. is outwelled afterwards, so as to prevent the materials such as barbecue disintegrating slag from blocking water out adapter 22.
Two ends of every heating wire 3 are welded with cold end 31, and (such as, one section of 0.5mm is welded in two ends of heating wire 3
Pure nickel wire be used as cold end 31), the connection sheet 32 being connected with power line is easy in the welding of the end of the cold end 31；In order that heating wire
3 reduce deformation as far as possible in use, and some L-shaped support columns 33 are welded with heating wire 3.
The application fixes cold end 31 and support column 33, that is, reaches the purpose being fixed on heating wire 3 among burner hearth 1.
Guide rail 41 is fixed between the wherein two furnace wall plates 11 of burner hearth 1；Some ceramic bases 43, the ceramic bottom are provided with guide rail 41
The upper end of seat 43 is provided with the cannelure being connected with guide rail 41 provided with transverse groove, lower end, and the ceramic base 43 passes through cannelure
It is connected on guide rail 41 and can be slided on guide rail 41, and each cold end 31 and each support column 33 are respectively arranged on wherein one
Among the transverse groove of individual ceramic base 43；One ceramic briquetting 44, the ceramic briquetting are set respectively on each ceramic base 43
Lower surface and the upper surface of ceramic base 43 be connected, by ceramic briquetting 44 by cold end 31 and the spacing fixation of support column 33
Among the transverse groove of ceramic base 43；The cover plate 42 on ceramic briquetting 44 is arranged at, the cover plate 42 passes through stud and guide rail 41
It is fixedly linked, so that ceramic briquetting 44 and ceramic base 43 are fixed together, and then is fixed on cold end 31 and support column 33
Among the transverse groove of ceramic base 43.
On the diverse location that heating wire 3 is fixedly connected on due to support column 33, the lateral separation between adjacent supports post 33
Might not be equal, for the ease of all ends of support column 33 are fixed, therefore provided with slip between adjacent ceramic base 43
The potsherd 45 on guide rail 41 is connected to, by setting the quantity of the potsherd 45 between adjacent ceramic base 43, so as to adjust
Lateral separation between position or connected ceramic base 43 of the ceramic base 43 on guide rail 41, is easy in manufacture high temperature oven
The quick assemblies of Shi Jinhang.In addition, in order to prevent the contact furnace wallboard 11 of heating wire 3 as far as possible, therefore the two of guide rail 41
End is provided with limited block 46, makes to get close to furnace wall plate 11 so as to which ceramic base 43 can not be slided, it is ensured that heating wire 3 will not contact furnace
Wallboard 11.
Such as, spacing of the diameter of heating wire 3 between 2~20mm, adjacent heating wire 3 is 5~60mm, heating wire 3
U-shaped is bent to, a support column 33 is welded in each U-shaped bending place, adjusting each ceramic base 43 by potsherd 45 is leading
Position on rail 41, it is possible to fix the end of each support column 33.
In addition, being also provided with Roast net in the barbecue hole 51 of bell 5, it is easy to burning barbi being placed on Roast net
Roasted.Furthermore, on the one hand in order to maintain the high temperature in burner hearth 1, it is ensured that the heat in burner hearth 1 is tried one's best to be dissipated by bell 5 less
Hair, on the other hand, contact bell 5 is mainly during user's barbecue operation, in order to prevent bell 5 from scalding user, therefore the application will
The whole of bell 5 is set to the double-decker with heat-insulation chamber 52 close to the part of heating wire 3, is filled among the heat-insulation chamber 52
Heat insulation foam.
Due to using three-phase alternating-current supply oven, therefore being further illustrated by taking three-phase alternating-current supply as an example more.Wherein,
The power supply circuit of heating wire 3 is as shown in fig. 7, the power supply circuit of heating wire 3 includes：Three transformers T1, T2 and T3, each transformation
The vice-side winding of device concatenates a heating wire 3 respectively, and the first end of the primary side winding of each transformer is equal on diverse location
Provided with multiple taps；Three respective primary side windings of transformer T1, T2 and T3 and three-phase alternating-current supply take delta connection,
The tap of three respective primary side windings of transformer T1, T2 and T3 is intersected by selecting switch S1, S2 and a S3 with three respectively
The first phase line for flowing power supply is connected, and the respective primary side winding second end of three transformers T1, T2 and T3 directly intersects with three
The second phase line for flowing power supply is connected；And each selecting switch S1, S2 and S3 are connected with a knob 13 respectively, pass through knob 13
Control selections are switched off or by one of tap phase of the first phase line of three-phase alternating-current supply and the primary side winding of transformer
Even.
Wherein, two ends of depressor T1, transformer T2 and transformer T3 vice-side winding pass through wire and an electricity respectively
The connection sheet 32 of 3 liang of ends of heated filament is connected.Selecting switch S1 input, selecting switch S2 input and selecting switch S3
A phase lines, the B phase lines of input difference three-phase alternating-current supply are connected with C phase lines (i.e. to transformer T1, transformer T2 and transformer
For T3, the first phase line refers respectively to A phase lines, B phase lines and C phase lines)；Certainly, selecting switch S1, selecting switch S2 and selection are opened
Close S3 and be respectively provided with multiple output ends, each output end respectively with transformer T1, transformer T2 and transformer T3 primary side winding
One of tap is connected；The second end of transformer T1, transformer T2 and transformer T3 primary side winding connects three-phase respectively
C phase lines, A phase lines and the B phase lines of AC power (i.e. for transformer T1, transformer T2 and transformer T3, distinguish by the second phase line
Refer to C phase lines, A phase lines and B phase lines).Selecting switch S1, selecting switch S2 and selecting switch S3 are carried out by a knob 13 respectively
Control, during turning knob 13, makes the input in disconnection or the selecting switch of corresponding selecting switch be exported with one of
End is connected, so as to adjust the operating voltage of heating wire 3.
Wherein, transformer T1, transformer T2 and transformer T3 are arranged among above-mentioned power supply box 6.In addition, to prevent electricity
The surface of heated filament 3 produces electrostatic, and a wherein end for a heating wire 3 is connected with a wherein end for another heating wire 3,
And furnace wall plate 11 (i.e. the shell of oven) is accessed with Y capacitance.
According to transformer characteristic, the application makes pair by setting the primary side winding number of turn and the vice-side winding number of turn of transformer
The operating voltage that side winding is loaded onto under load operating condition on heating wire 3 is not higher than human safety voltage 36V, and by increasing
The electric current of big transformer primary side winding, so that the operating current of heating wire 3 is flowed through in increase therewith, makes heating wire 3 have than tradition
Electric heat barbecue stove higher power and fired temperature.So, even if user is directly or by nonisulated object mediate contact electric heating
The vice-side winding of silk 3 or transformer, there will not be the risk of electric shock, safe and reliable；In addition, the application directly uses heating wire 3
Rather than traditional electrothermal tube is used, fired temperature is no longer limited by being filled in the magnesia powder in electrothermal tube, so as to have
Have higher operating temperature (such as 800-1300 DEG C), and be also not in traditional electrothermal tube during hot operation because magnesia powder by
Tide and the potential safety hazard brought.
Furthermore, the outer surface of heating wire 3 is coated with anti-stick coating, is reduced and is dropped on heating wire 3 by anti-stick coating
The adhesion of oily juice, roast juice etc., allows oily juice, roast juice etc. directly to slide into the water of water pond 2, and then avoid the production of oil smoke
It is raw.
To sum up, the present invention mainly has following advantageous effects：
1st, it is safe and reliable.Powered by transformer to heating wire, operating voltage is not more than human safety voltage on heating wire,
Even if electric leakage there will not be risk；The electrothermal tube of abandoning tradition, using electric-heating-wire-heating, there is no in electrothermal tube because of magnesia powder
The risk that humid zone comes；Bell is set to the double-decker with heat insulation foam, has both reduced the thermal loss of burner hearth, has also ensured that bell
Will not temperature it is too high and scald user.
2nd, without oil smoke.The outer surface of heating wire is coated with anti-stick coating, is reduced and is dropped on heating wire by anti-stick coating
Oily juice, roast juice etc. adhesion, allow oily juice, roast juice etc. directly to slide into the water of water pond, and then avoid the production of oil smoke
It is raw, it is also possible to prevent oily juice, roast juice etc. and falls directly into burner hearth bottom generation oil smoke or even burn.
3rd, barbecue effect is good.The electrothermal tube of abandoning tradition, using electric-heating-wire-heating, no longer by magnesia powder in electrothermal tube
Temperature limiting, therefore the application has higher fired temperature, and the rapid dehydration coking of food outer surface is made during barbecue, keeps outer burnt interior
Tender, the food mouthfeel of barbecue out is good.
4th, simple in construction, convenient disassembly.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (9)
1. a kind of high temperature oven without oil smoke, it is characterised in that including：Burner hearth；Heating wire provided with some support columns, the electricity
The outer surface of heated filament is coated with anti-stick coating, and two ends and the power supply circuit of the heating wire are electrical connected, and support column passes through electricity
Heated filament fixing device is connected with burner hearth；It is arranged on the water pond in burner hearth and below heating wire；
Wherein, electric heating wire fixing device includes guide rail, cover plate, some ceramic bases and some ceramic briquettings, and guide rail is arranged at stove
Among thorax, ceramic base is slidably connected on guide rail, and the upper end of ceramic base is provided with provided with transverse groove, lower end to be slided with guide rail
The cannelure of dynamic connection, the end of support column is arranged among the transverse groove of ceramic base, and ceramic briquetting pressure is located at ceramic base
On, and cover plate is arranged on ceramic briquetting and is fixedly linked with guide rail；
Wherein, power supply circuit includes three transformers, and the vice-side winding of each transformer concatenates a heating wire, Mei Gebian respectively
The first end of the primary side winding of depressor is equipped with multiple taps on diverse location, three respective primary side windings of transformer
Delta connection is taken with three-phase alternating-current supply, the tap of each transformer passes through a selecting switch and three-phase alternating current respectively
First phase line in source is connected, the selecting switch be used for by the first phase line of three-phase alternating-current supply and the primary side winding of transformer its
In tap be connected or disconnected with any one tap, and the respective primary side winding second end of each transformer is straight
Connect and be connected with the second phase line of three-phase alternating-current supply.
2. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that two adjacent ceramic bases
Between provided with being slidably connected at potsherd on guide rail.
3. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that two ends of guide rail are provided with limit
Position block.
4. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that two ends of the heating wire
Cold end is welded with, the end of the cold end is arranged among the transverse groove of the ceramic base.
5. a kind of high temperature oven without oil smoke according to claim 4, it is characterised in that cold end is welded with connection sheet,
Two ends of heating wire are connected by connection sheet with two ends of the vice-side winding of transformer respectively.
6. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that the stove of the wherein side of burner hearth
Wallboard is provided with notch, and water pond is arranged among the burner hearth by notch.
7. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that the stove of the wherein side of burner hearth
Wallboard is provided with the knob being connected with selecting switch.
8. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that the bottom of water pond is provided with water outlet
Joint, water out adapter is also connected with a plug with mesopore, and plug is arranged on the bottom of water pond, and water pond also with water pipe phase
Even, water pipe connects a water supply connector with water inlet switch.
9. a kind of high temperature oven without oil smoke according to claim 1, it is characterised in that wherein the one of every heating wire
End is connected with a wherein end for another heating wire, and is electrically connected with the furnace wall plate of Y capacitance and burner hearth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510753745.XA CN105231902B (en) | 2015-11-04 | 2015-11-04 | A kind of high temperature oven without oil smoke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510753745.XA CN105231902B (en) | 2015-11-04 | 2015-11-04 | A kind of high temperature oven without oil smoke |
Publications (2)
| Publication Number | Publication Date |
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| CN105231902A CN105231902A (en) | 2016-01-13 |
| CN105231902B true CN105231902B (en) | 2017-10-03 |
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| CN201510753745.XA Active CN105231902B (en) | 2015-11-04 | 2015-11-04 | A kind of high temperature oven without oil smoke |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106037510A (en) * | 2016-07-27 | 2016-10-26 | 陈言龙 | Barbecue machine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2046191U (en) * | 1989-04-10 | 1989-10-18 | 范业铎 | Low voltage electric cooker |
| US5221829A (en) * | 1990-10-15 | 1993-06-22 | Shimon Yahav | Domestic cooking apparatus |
| CN2650675Y (en) * | 2003-11-13 | 2004-10-27 | 李雅芬 | Electric roasting stove |
| FR2878142A1 (en) * | 2004-11-24 | 2006-05-26 | Seb Sa | Electric household appliance e.g. waffle iron, has two sub-assemblies with heating resistors electrically connected to power supply system in connection box, where connection is made on one sub-assembly side opposite to hinge carrying side |
| JP5868263B2 (en) * | 2012-05-25 | 2016-02-24 | 三菱電機株式会社 | Heating cooker and cooking method using the same |
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