CN201740081U - Hearth structure of kitchen range - Google Patents

Abstract

The utility model discloses a hearth structure of kitchen range comprising a housing with a hearth (11) and an exhaust opening (12), and an inner liner (2) which is disposed inside the hearth (11) for supporting the pots, wherein the opening of the inner liner (2) has a shape that is fit to the shape of the pots, the inner liners being provided with air passing holes (21), the hearth (11) being divided into a thermal treatment zone (111) and a smoke evacuation zone (112) by the inner liner (2), the smoke evacuation zone (111) being communicated with the exhaust opening (12), the thermal treatment zone (112) being communicated with the smoke evacuation zone (112) through air passing holes (21). The utility model can give a better control of burning so as to provide a good dish, and also can reduce heat radiation on cooking room from hearth, combined with simple structure and processing and high thermal efficiency.

Description

The culinary art chamber structure of kitchen range

[technical field]

The utility model relates to a kind of culinary art kitchen range, specifically, relates to a kind of chamber structure of cooking with kitchen range.

[background technology]

The existing culinary art chamber structure of kitchen range, comprise that one has the housing of burner hearth (being the combustion chamber), be provided with thermal insulation layer (being that the refractory brick of 30-70 millimeter constitutes generally) in inboard wall of burner hearth or the crustless sandwich by thickness, its role is to: one, reduce thermal loss, guarantee the thermic load of burning, two, prevent that the housing outer surface temperature rise is too high; The burner hearth bottom side also is provided with exhaust opening, and it directly is connected between flue and the burner hearth, to drain flue gas.

Above-mentioned chamber structure comes with some shortcomings in use.For example, though thermal insulation layer can play certain heat-insulation and heat-preservation effect, because its thermal capacitance is big, a large amount of heat that absorb under cold conditions are in the hot heat of emitting in a large number again down, bigger to the influence of the culinary art duration and degree of heating.The operator is difficult for holding, and causes the cooking level of the dish in the identical time different, and dish quality can not be guaranteed.The duration and degree of heating is unstable or be difficult for assurance, and concerning automatic or semi-automatic cooking equipment, influence is just bigger.Equally, because thermal insulation layer is emitted heat in a large number under hot, after the culinary art operation continued for some time, the temperature of hearth housing still can be very high, thereby make that the temperature of whole cooking environments all can be higher, influences operation.In addition, the design of above-mentioned exhaust opening is also unreasonable, and it directly is connected between burner hearth and the flue, cause on the one hand burner " fiery partially " easily, cause pan be heated inequality, the heat that burner produced on the other hand, a part is directly drained by exhaust opening, and the thermal efficiency is low.

[utility model content]

Technical problem to be solved in the utility model provides the chamber structure of the culinary art usefulness kitchen range that a kind of heat insulation and preservation effect is better, the thermal efficiency is higher and external heat radiation is low.

For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: a kind of chamber structure of cooking with kitchen range, comprise that one has the housing of burner hearth and exhaust opening, an and inner bag that is used to support the pan that is used that is positioned at burner hearth, the opening shape of inner bag and the profile of pan adapt, and inner bag is provided with air passing hole; Inner bag and pan are encircled into the thermal treatment zone, and inner bag is encircled into the smoke evacuation district with housing or inner bag with housing, pan; The smoke evacuation district communicates with exhaust opening, and the thermal treatment zone communicates with the smoke evacuation district by air passing hole.

Above-mentioned inner bag and above-mentioned housing can be the integral type setting, make its cross section be inverted " V " shape or " U " shape or close shape.Perhaps, both also can be split type setting, and wherein, the inner bag top closely abuts in the top of housing, and as at the inner bag top flanging being set, this flanging overlays the top at housing.

Above-mentioned chamber structure in use, the pan that is used is supported by above-mentioned inner bag, the thermal-flame that burner produced is at first concentrated heating to pan (comprising the cooking material in it), to satisfy the needs of the duration and degree of heating in the thermal treatment zone that pan and inner bag surrounded; The flue gas that produces of flame is in above-mentioned air passing hole is discharged into above-mentioned smoke evacuation district then, after the district's buffering of discharge fume again outside above-mentioned exhaust opening discharge burner hearth.In this process, the thermal-flame that burner produced does not directly act on housing, but concentrates earlier after the pan heating (being absorbed heat in a large number by pan earlier in other words), and its flue gas enters the smoke evacuation district again.At this moment, the flue-gas temperature in the smoke evacuation district is greatly diminished, and it is greatly reduced by the heat of housing to the cooking space radiation, has avoided the housing outer surface temperature rise too high and give the culinary art inconvenience that operation brings effectively.The utility model adopt to be concentrated the mode of heating and buffering discharging, not only heats effectively, and thermal efficiency height has also been avoided the generation of " fiery partially " simultaneously.After so being provided with, do not had a large amount of heat absorptions, exothermic phenomenon, the duration and degree of heating can better be held or control to operator or cooking equipment.

Particularly, above-mentioned air passing hole evenly distributes in the mode that keeps at a certain distance away on the circumferencial direction of above-mentioned inner bag.Further, the particular location of air passing hole is advisable with the top that is arranged on inner bag, as the position near the inner bag opening.The size of air passing hole is set as required, can reasonably controls flue gas, thereby guarantee or improve the thermal efficiency of burner hearth effectively from the speed of thermal treatment zone row to the smoke evacuation district.

As a kind of optimal way, above-mentioned inner bag can be arranged to inverted tubaeform.Wherein, the opening portion of inner bag is also drawn close to pan when upwards gradually opening simultaneously gradually, thereby the flame that burner produces is gathered to pan in asymptotic mode.So be provided with, promptly guaranteed the heating intensity of flame, guaranteed that again it is very good to add thermal effect to the uniformity of pan heating.

Particularly, the opening part of above-mentioned inner bag is provided with boss.This boss supports pan, and forms the gap between pan and inner bag, so that observe the combustion case in the thermal treatment zone, as the size of flame or have or not etc., simultaneously, when the culinary art operation stops, can also help thermal treatment zone heat radiation (as finishing, but do not remove pan time) in culinary art.

Further, above-mentioned enclosure interior is provided with heat-insulation chamber in the position in the above-mentioned smoke evacuation of correspondence district, and this heat-insulation chamber can open wide, and also can be airtight, can also carry out application of vacuum and/or filling with insulation material.Its objective is and smoke evacuation district is carried out heat insulation further, prevent that too much heat is delivered to above-mentioned hull outside, make the housing temperature rise too high.

Particularly, above-mentioned heat-insulation chamber is an open type.The upper end of above-mentioned housing offers exhaust outlet, and the lower end offers air inlet, and heat-insulation chamber communicates with ambient atmosphere by exhaust outlet, air inlet.On the one hand, air itself is the non-conductor of heat, and it can play certain heat-blocking action to above-mentioned smoke evacuation district, on the other hand, the air in the heat-insulation chamber is heated by housing in heat insulation, because hot-air density is little, it rises automatically in heat-insulation chamber and forms mobile.Like this, the air of the heat in the heat-insulation chamber is constantly discharged from exhaust outlet, and the cold relatively air in the external environment condition constantly replenishes from air inlet and enters, and heat can't accumulate on housing, thereby prevents that effectively housing itself is overheated.

Particularly, above-mentioned housing is provided with the depressed part that is positioned at above-mentioned heat-insulation chamber, and exhaust outlet is opened on the depressed part, forms to be similar to shutter, can effectively prevent liquid or solid-state dirt enters in it.

Compared with prior art, the beneficial effects of the utility model are: structure, technology are simple, thermal efficiency height, and the duration and degree of heating is easy to control and holds, and helps the culinary art of dish, simultaneously, also can effectively reduce the heat radiation of burner hearth to cooking space.

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail; but the utility model is not limited to these embodiments; any on the present embodiment essence spirit improvement or substitute, still belong to the utility model claim scope required for protection.

[description of drawings]

Fig. 1 is the schematic diagram of the utility model culinary art with the chamber structure of kitchen range.

Fig. 2 is the enlarged drawing of A part among Fig. 1.

Fig. 3 is the schematic diagram of inner bag part among Fig. 1.

Fig. 4 is the stereogram of Fig. 3.

Fig. 5 is the schematic diagram of Fig. 1 middle shell part.

Fig. 6 is the vertical view of Fig. 5.

Fig. 7 is the upward view of Fig. 5.

Fig. 8 is chamber structure shown in Figure 1 and pan, the schematic diagram when burner is used.

[specific embodiment]

Referring to Fig. 1, culinary art kitchen range of the present utility model are split-type structural, it comprises housing 1 and inner bag 2, exhaust opening 12 is positioned at below, housing 1 left side, inner bag 2 bottoms are fixed on housing 1 bottom centre, the flanging 23 at inner bag 2 tops is closely pressed together on housing 1 top, thereby is encircled into smoke evacuation district 112 with housing 1; Inner bag 2 upper end open are the circle that adapts with sphere pan profile, and the pan that is used is encircled into the thermal treatment zone 111 with inner bag 2 after being placed on the inner bag 2, and the thermal treatment zone 111 communicates with smoke evacuation district 112 by the air passing hole 21 on inner bag 2 tops.

In conjunction with Fig. 3 and Fig. 4, it is inverted tubaeform that inner bag 2 is, and air passing hole 21 is arranged on the position near inner bag 2 tops, to guarantee the abundant heating of high-temperature flue gas to pan.Wherein, air passing hole 21 keeps at a certain distance away on the circumferencial direction of inner bag 2 and evenly distributes, and for the arrangement of the size and the density of air passing hole 21, then should take into full account the thermic load of the volume and the burner of burner hearth; Boss 22 has three, also is uniformly distributed in the top of inner bag 2, when it supports pan, forms gap (referring to Fig. 8) between pan and inner bag 2.

In conjunction with Fig. 5, Fig. 6 and Fig. 7, housing 1 is a double-decker, its internal cavities is heat-insulation chamber 13, the upper end of housing 1 keeps at a certain distance away in a circumferential direction and is evenly distributed with some depressed parts 16, air port 14 all begins to rehearse on each depressed part 16, some air inlets 15 are offered in housing 1 lower surface, and heat-insulation chamber 13 communicates with outside atmosphere by exhaust outlet 14, air inlet 15.

Fig. 8 is the utility model chamber structure and pan, the schematic diagram when burner is used, and further specifies operation principle of the present utility model below in conjunction with Fig. 8:

At first, the thermal-flame that burner produces is concentrated heating to pan in the thermal treatment zone 111, and therebetween, thermal-flame also shrinks to the pan bottom gradually and draws close in the process that rising is dispersed, and adds thermal effect and is strengthened, and the thermal efficiency significantly improves;

Secondly, near the arrival air passing hole 21 flue gas, be discharged into smoke evacuation district 112 through air passing hole 21, entering in the smoke evacuation district 112 flue gases by the air heat in 1 pair of heat-insulation chamber of housing 13, it is mobile that the air of heat-insulation chamber 13 is formed, and the air of heat is discharged from exhaust outlet 14, cold air sucks from air inlet 15, flow air plays cooling and heat-blocking action to smoke evacuation district 112 on the one hand, also housing 1 is formed the cooling that continues on the other hand, prevents that its temperature rise is too high;

At last, the flue gases that smoke evacuation is distinguished in 112 are discharged through exhaust opening 12, under the acting in conjunction of smoke evacuation district 112 and inner bag 2, when flue gas is discharged at exhaust opening 12 formed negative pressure ejector actions, to the flame that burner produced in the thermal treatment zone, do not produce any influence substantially, eliminated " fire partially ".

Claims (10)

1. cook the chamber structure of using kitchen range for one kind, comprise that one has the housing (1) of burner hearth (11) and exhaust opening (12), it is characterized in that: comprise that also one is positioned at the inner bag that is used to support the pan that is used (2) of described burner hearth (11), the opening shape of described inner bag (2) and the profile of described pan adapt, and described inner bag (2) is provided with air passing hole (21); Described inner bag (2) is encircled into the thermal treatment zone (111) with described pan, and described inner bag (2) is encircled into smoke evacuation district (112) with described housing (1) or described inner bag (2) with described housing (1), described pan; Described smoke evacuation district (112) communicates with described exhaust opening (12), and the described thermal treatment zone (111) communicate with described smoke evacuation district (112) by described air passing hole (21).

2. the culinary art as claimed in claim 1 chamber structure of kitchen range is characterized in that: described inner bag (2) and described housing (1) are for being wholely set, and its cross section is inverted " V " shape or " U " shape.

3. the culinary art as claimed in claim 1 chamber structure of kitchen range is characterized in that: described inner bag (2) is the split setting with described housing (1), and described inner bag (2) top closely abuts in the top of described housing (1).

4. use the chamber structure of kitchen range as claim 1,2 or 3 described culinary arts, it is characterized in that: described air passing hole (21) is evenly distributed on the circumferencial direction of described inner bag (2).

5. the culinary art as claimed in claim 4 chamber structure of kitchen range, it is characterized in that: described air passing hole (21) is positioned at the top of described inner bag (2).

6. use the chamber structure of kitchen range as claim 1,2 or 3 described culinary arts, it is characterized in that: described inner bag (2) is inverted tubaeform.

7. use the chamber structure of kitchen range as claim 1,2 or 3 described culinary arts, it is characterized in that: the opening part of described inner bag (2) is provided with the boss (22) that is used to support pan.

8. use the chamber structure of kitchen range as claim 1,2 or 3 described culinary arts, it is characterized in that: be provided with heat-insulation chamber (13) in the described housing (1).

9. the culinary art as claimed in claim 8 chamber structure of kitchen range, it is characterized in that: the upper end of described housing (1) offers exhaust outlet (14), the lower end of described housing offers air inlet (15), and described exhaust outlet (14), air inlet (15) all communicate with described heat-insulation chamber (13).

10. the culinary art as claimed in claim 7 chamber structure of kitchen range, it is characterized in that: described housing (1) is provided with the depressed part (16) that is positioned at heat-insulation chamber (13), and described exhaust outlet (14) is opened on the described depressed part (16).

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