CN203907613U - Energy-saving gas stove - Google Patents

Abstract

The utility model discloses an energy-saving gas stove, which comprises a stove ring (1), a pallet (2) and a combustion plate (9), wherein both the pallet (2) and the combustion plate (9) are arranged in the stove ring (1); an exhaust opening (3) is formed in the transition part between the lower straight edge and the arc-shaped bottom surface of the stove ring (1); a layer of high-temperature-resistant thermal insulating cotton (4) is arranged at the inner wall of the stove ring (1). Compared with the prior art, the energy-saving gas stove has the characteristics of relatively low production cost, relatively low waste gas exhausting speed, relatively high thermal energy utilization rate and relatively good energy-saving effect.

Description

Energy-saving fuel gas cooking range

Technical field

The utility model relates to a kind of gas stove, particularly relates to a kind of energy-saving fuel gas cooking range.

Background technology

At present, under the overall situation of energy-saving and emission-reduction, the large-scale catering industries such as hotel, restaurant and dining room adopt energy-saving fuel gas cooking range one after another, also have the saving furnace of various models on market:

If notification number is CN200986239, name is called a kind of Chinese patent of energy-saving stove; Comprise and being located on body of heater in order to the edge suitable for reading, kitchen range chamber of supporting pan body, the burning jamb in middle part, kitchen range chamber and the combustion gas injector being connected with this burning jamb, the sealing ring surface that edge suitable for reading, kitchen range chamber matches for the pot body with described, and described burning jamb outer shroud is equipped with the insulating made from far-infrared ceramic material, surface distributed at this insulating has a plurality of through holes, and between this insulating and described kitchen range chamber, formed cavity is provided with the exhaust outlet being connected with stove and accessory discharge flue simultaneously; But because the exhaust outlet of this energy-saving stove arranges the bottom of stove circle, after fuel gas buring, waste gas and unnecessary heat can only return downwards, very easily from the exhaust outlet of bottom, discharge, waste air speed, in the waste gas of discharging, also have a large amount of heat energy, and then it is more serious to cause heat to run off, the heat utilization rate of combustion gas is still relatively low; Simultaneously ceramic wafer does not arrange support, in use, after ceramic wafer is heated, easily because of the run effect of pot of self gravitation and cook, ftractures, and stability in use is poor, need to often safeguard, causes maintenance cost higher.

If notification number is CN102374556, name is called a kind of Chinese patent of safety and energy-saving gas-burning stove; Include injector, porous plate, pallet and be positioned over the kitchen range pot body on kitchen range seat stand face, injector head outside is shaped with flange body, and flange body is fixedly connected with described this inner body surface of kitchen range pot; In the middle of described injector, wear and be furnished with little fiery passage, the space that injector inner chamber is positioned at little fiery passage outside is made as main fiery passage; Described one side, injector bottom is fitted with main fiery mixing chamber, and main fiery mixing chamber and described main fiery channel connection; Described little fiery passage bottom stretches out in the bottom of injector, and little fiery passage bottom is fitted with little fiery mixing chamber; Described kitchen range pot body upper edge is fitted with a pot guard ring body, be shaped with steam vent, and steam vent is communicated with on the neighboring of pot guard ring body with kitchen range pot chamber body; In the middle of described little fiery passage, be interspersed with electronic striking pin, described injector end face is fitted with the burner plate with fire hole, be fitted with igniter, and igniter is connected in the middle of described burner plate with described electronic striking pin; Described pallet is thin-walled conical ring body, and pallet upper edge coordinates with described pot guard ring body internal face overlap joint, and pallet bottom is shaped with circular hole, and described burner plate is embedded in this circular hole; Described pallet inner surface is equipped with heat radiation stratum reticulare body, and described porous plate is disposed at the inner surface of this heat radiation stratum reticulare body; The lumen loading that described kitchen range pot body is positioned at pallet below has clay, and clay is also covered in the outer surface of injector flange body; Between described flange body and kitchen range pot body, be fitted with attachment screw body; Igniter is the hidden apparatus that is arranged on combustion gas injector shaft core position; Gas enters little fiery passage by the attenuate measure of bending of pipeline from little fiery mixing chamber after out; Described main fiery mixing chamber includes main fiery mixing tube, main fiery air hose and main combustible pipe, and described main fiery mixing tube is three-port structure body, each port respectively with main fiery air hose, main combustible pipe, main fiery channel connection; Main fiery burnt gas valve is set on described main combustible pipe, main fiery air intake valve is set on main fiery air hose; Described little fiery mixing chamber includes little fiery mixing tube, little fiery air hose and little fiery Gas Pipe, and described little fiery mixing tube is three-port structure body, each port respectively with little fiery air hose, little fiery Gas Pipe, little fiery channel connection; Little fiery burnt gas valve is set in described little fiery Gas Pipe, little fiery air intake valve is set on little fiery air hose; On described kitchen range seat front panel, configure big fire control valve and little fiery control valve; And little fiery control valve and described little fiery burnt gas valve are linked, big fire control valve and described main fiery burnt gas valve are linked.But because exhaust outlet is arranged on the position of the nearly bead in Lu Quan top, and because of can be first downwards after ceramic wafer after making waste gas and heat encounter the bottom of a pan, from exhaust outlet, discharge again, need to arrange baffle plate, this is being fixed together after just making the top of stove circle separate casting with bottom, production cycle is relatively long, and then causes production cost higher; Moreover because exhaust outlet is positioned at the position of the nearly bead in Lu Quan top, and along circumferentially uniform, because it is relatively light that waste gas contains more heat, easily in the upper-part centralized of stove circle, thus exhaust outlet after Lu Quan top arranges, waste gas is also just easily discharged fast, in the waste gas that makes to discharge, also there is a large amount of heat energy, and then it is more serious to cause heat to run off, there is still relatively low problem in the heat utilization rate of combustion gas, and energy-saving effect is poor.

Utility model content

The utility model provides a kind of production cost lower for above problem, and the waste gas velocity of discharge is relatively slow, the higher and good energy-saving fuel gas cooking range of energy-saving effect of heat utilization rate.

The utility model overcomes the above problems technical scheme used: a kind of energy-saving fuel gas cooking range is provided, it comprises stove circle, pallet and burner plate, described pallet and burner plate all place with stove circle in, described Lu Quan bottom straight flange and the transition position of lower arcuate surface are provided with exhaust outlet, and the inwall of described stove circle is provided with the cotton layer of thermostable heat insulation.

Adopt after above structure, compared with prior art, the utility model is because exhaust outlet is positioned at the transition position of Lu Quan bottom straight flange and lower arcuate surface, in use, after the insulating that waste gas is made through far-infrared ceramic material after being rebounded by the bottom of a pan, contact with the bottom of stove circle, because exhaust outlet is positioned at the transition position of Lu Quan bottom straight flange and lower arcuate surface, most waste gas is rebounded again again, the insulating of again making through far-infrared ceramic material, after so many time, most waste gas could be discharged from exhaust outlet, so just make the insulating that waste gas and far-infrared ceramic material are made carry out heat exchange repeatedly, the heat of being taken out of by waste gas is relatively little, the heat utilization rate of combustion gas is higher, and then make energy-saving effect better, baffle plate is not set simultaneously, and stove circle can integral molding, has not only increased production efficiency, has also reduced together artificial assembled operation, has shortened the production cycle and has saved corresponding labor wage expenditure, therefore production cost is lower, moreover be provided with after the cotton layer of thermostable heat insulation at the inwall of stove circle, heat can not run off in a large number because of the conduction of stove circle body, make the heat of stove circle energy more concentrated, heating effect to pot body is better, also just energy-conserving and environment-protective more, and in use the temperature of stove circle is relatively low, and be unlikely to occur that the situation of scalding user occurs, safety in utilization also just better, and heat insulation foam layer is thinner with respect to original heat insulation mud layer heat insulation foam layer, and then make the space of furnace chamber inner pallet below larger, the time that hot gas stops in furnace chamber is also just longer, and heat exchanger effectiveness also just improves thereupon, and then has further improved energy-saving effect, and being arranged on Lu Quan top with respect to original exhaust outlet, in use, the noise that air-flow produces is less for the utility model, and the temperature of kitchen range top table top is also lower, makes near the environment kitchen range top be more suitable for the work with cook, makes cook's working environment better.Therefore the utlity model has production cost lower, the waste gas velocity of discharge is relatively slow, the higher and good feature of energy-saving effect of heat utilization rate.

As improvement, described pallet comprises annular connecting ring and some poles, and described some poles are along circumferentially uniform, and the middle part of some poles is all fixedly connected with connecting ring, and described pole and the angle between horizontal plane are 20～45 °; The lower surface of described pole is parallel with horizontal plane; After arranging like this, during installation, workman only need be inserted in pallet lower end facing to burner, installs faster easyly, can enhance productivity, and reduce production costs, and the structure of pallet is simpler, and raw material use is less, can further reduce production costs.

As further improvement, described pole and connecting ring are integral type structure; The support holder structure of this structure is simpler, can disposal molding, can further improve the production efficiency of pallet, and reduce the production cost of pallet.

As further improving, described pallet is circumferentially divided into the support of several " Lv " fonts again, and several described supports overlap each other; The pallet that has like this support amalgamation of several " Lv " fonts, can carry out the amalgamation big or small pallet that adapts according to the size of actual stove circle, adaptability is better, also just without the production mould of the corresponding a kind of pallet of the stove circle of each model, die cost is lower, and the space taking of storage and transportation is also less, is convenient to storage and transportation, and then can reduces the cost of intermediate link.

As further improving, described support and the angle between horizontal plane are 20～45 °, and the lower surface of support is parallel with horizontal plane again; Such structure is convenient to the amalgamation of support, is also convenient to the location of support lower end simultaneously, makes workman to provide workman's installation effectiveness fast by pallet amalgamation, reduces workman's labour intensity.

As further improving, the edge of described Lu Quan upper end is provided with lower hem again, and described lower hem extends along the edge of Lu Quan upper end; After flanging arranges, when stove circle is placed on after cooking stove table top, the laminating of the lower surface of flanging and cooking stove table top makes to form between flanging and stove circle an airtight cavity, under the effect of cavity, make the heat of Lu Quan upper end be difficult for because of conduction, running off fast, make the heat in stove circle more concentrated, and then to the heating effect of pot body faster, can effectively reduce combustion gas use amount, effects of energy saving and emission reduction is better.

As further improving again, the upper end of described burner plate is provided with wind-proof circle, and burner plate and wind-proof circle are integral type structure, the upper surface of described burner plate is provided with several fuel gas holes, the upper surface of described burner plate is provided with groove, and the bottom surface of described groove is also provided with several fuel gas holes; Because the bottom of a pan is arc, after groove arranges, make the distance between fuel gas hole and the bottom of a pan relatively even, fast spread after flame contacts with the bottom of a pan, make the heating of pot body more even more fast, be not also just prone to the situation of burning, fuel factor is also higher, can effectively reduce combustion gas use amount, effects of energy saving and emission reduction is better.

As further improving again, between described groove floor and burner plate upper surface, be at least provided with a step, and on the step surface of step, be also provided with several fuel gas holes; After step arranges, make the distance between fuel gas hole and the bottom of a pan more even, thus can further improve the fuel factor of combustion gas, and then effect ground minimizing combustion gas use amount, effects of energy saving and emission reduction is also better.

As further improving, described wind-proof circle lower end and the junction of burner plate are provided with open slot, and the part that described burner plate upper surface is positioned at open slot is provided with fire hole kept burning day and night and fire hole, after fire hole kept burning day and night and fire hole are arranged in open slot, make ignition electrode away from fuel gas hole, flame is also just less on the impact of ignition electrode in use, and then extends the service life of ignition electrode, and fire hole kept burning day and night is under the stopping of wind-proof circle, fire hole kept burning day and night flame out can directly not contact with the bottom of a pan, make in use, cook Guan Huohou, the situation that can not occur again burnt pot, otherwise when original fire hole kept burning day and night is positioned at burner plate medium position, even if cook is Guan Huohou, fire hole kept burning day and night still directly contacts with the bottom of a pan at burned flame, the situation that there will be burnt pot, and when cook opens fire again, the flame of fire hole kept burning day and night is easier to again combustion gas out in fuel gas hole on burner plate to light under the stopping of wind-proof circle, and then make dependability of the present utility model and stability better.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model embodiment mono-energy-saving fuel gas cooking range.

Fig. 2 is the axonometric drawing (heat insulation foam layer is for illustrating) of the utility model embodiment mono-energy-saving fuel gas cooking range.

Fig. 3 is the structural representation of the utility model embodiment mono-energy-saving fuel gas cooking range pallet.

Fig. 4 is the structural representation of the utility model embodiment bis-energy-saving fuel gas cooking ranges.

Fig. 5 is the structural representation of the utility model embodiment bis-energy-saving fuel gas cooking range supports.

Fig. 6 is the structural representation of the utility model embodiment mono-energy-saving fuel gas cooking range burner plate.

Fig. 7 is the upward view of the utility model embodiment mono-energy-saving fuel gas cooking range burner plate.

As shown in the figure: 1, Lu Quan, 2, pallet, 3, exhaust outlet, 4, heat insulation foam layer, 5, connecting ring, 6, pole, 7, support, 8, lower hem, 9, burner plate, 10, wind-proof circle, 11, fuel gas hole, 12, groove, 13, step, 14, open slot, 15, fire hole kept burning day and night, 16, fire hole.

The specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described further.

Embodiment mono-

As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of energy-saving fuel gas cooking range is provided, it comprises stove circle 1, pallet 2 and burner plate 9 (also comprise other parts certainly, but owing to not relating to the inventive point of the invention, therefore do not repeat them here), described pallet 2 and burner plate 9 all place with stove circle 1 in, described stove circle 1 bottom straight flange and the transition position of lower arcuate surface are provided with exhaust outlet 3, the diameter of general exhaust outlet 3 is 15～25mm (determining according to the actual size of actual stove circle), the inwall of described stove circle 1 is provided with the cotton layer 4 of thermostable heat insulation, heat insulation foam layer 4 segment thickness corresponding to general stove circle 1 bottom surface are thicker, to place stove circle 1, and make stove circle 1 on suitable height and position, and then be convenient to place far-infrared ceramic sheet, improve the thermal radiation effect of far-infrared ceramic sheet.

Described pallet 2 comprises annular connecting ring 5 and some poles 6, described some poles 6 are along circumferentially uniform, and the middle part of some poles 6 is all fixedly connected with connecting ring 5, with respect to prior art, after arranging like this, can be reduced by least 1/3 raw material use amount, because most pallet is all cast iron, therefore pallet cost also just can significantly reduce, described pole 6 and the angle between horizontal plane are 20～45 ° (this example is 35 °, also can be 20 °, 25 °, 30 °, 32 °, 40 ° or 45 ° etc.).

The lower surface of described pole 6 is parallel with horizontal plane.

Described pole 6 be integral type structure with connecting ring 5, and pallet 2 just can integral molding like this, and production efficiency is also just relatively high.

The edge of described stove circle 1 upper end is provided with lower hem 8, and described lower hem 8 extends along the edge of stove circle 1 upper end.

As shown in Figure 6 and Figure 7, the upper end of described burner plate 9 is provided with wind-proof circle 10, and burner plate 9 is integral type structure with wind-proof circle 10, the upper surface of described burner plate 9 is provided with several fuel gas holes 11, general several fuel gas holes 11 are along circumferentially uniform, the upper surface of described burner plate 9 is provided with groove 12, groove 12 is circular groove, and the axis of the axis of groove 12 and burner plate 9 is on same straight line, the bottom surface of described groove 12 is also provided with several fuel gas holes 11, is circumferentially uniform fuel gas hole 11 of a circle on the bottom surface of general groove 12.

Between described groove 12 bottom surfaces and burner plate 9 upper surfaces, be at least provided with a step 13 (this example is, also can be two, three or four etc.), and on the step surface of step 13, be also provided with several fuel gas holes 11.

Described wind-proof circle 10 lower ends and the junction of burner plate 9 are provided with open slot 14, and the part that described burner plate 9 upper surfaces are positioned at open slot 14 is provided with fire hole 15 kept burning day and night and fire hole 16.

Embodiment bis-

As shown in Figure 4 and 5 figure, described pallet 2 is circumferentially divided into the support 7 of several " Lv " fonts, several described supports 7 overlap each other, and support 7 is comprised of the straight-bar of an arc cross bar and two vertical bar types, and general two straight-bars are down " eight " set up of character patt ern.

Described support 7 and the angle between horizontal plane are 20～45 ° (this example is 40 °, also can be 20 °, 25 °, 30 °, 32 °, 35 ° or 45 ° etc.), and the lower surface of support 7 is parallel with horizontal plane.All the other structures are all identical with embodiment mono-.

Above embodiment is only preferred embodiment of the present utility model, and the utility model is not limited only to above embodiment and has also allowed other structural change, allly in the utility model rights to independence claimed range, changes, and all belongs to the utility model protection domain.

Claims (10)

1. an energy-saving fuel gas cooking range, it comprises stove circle (1), pallet (2) and burner plate (9), described pallet (2) and burner plate (9) all place with stove circle (1) in, it is characterized in that: described stove circle (1) bottom straight flange and the transition position of lower arcuate surface are provided with exhaust outlet (3), the inwall of described stove circle (1) is provided with the cotton layer of thermostable heat insulation (4).

2. energy-saving fuel gas cooking range according to claim 1, it is characterized in that: described pallet (2) comprises annular connecting ring (5) and some poles (6), described some poles (6) are along circumferentially uniform, and the middle part of some poles (6) is all fixedly connected with connecting ring (5), the angle between described pole (6) and horizontal plane is 20～45 °.

3. energy-saving fuel gas cooking range according to claim 2, is characterized in that: the lower surface of described pole (6) is parallel with horizontal plane.

4. energy-saving fuel gas cooking range according to claim 2, is characterized in that: described pole (6) is integral type structure with connecting ring (5).

5. energy-saving fuel gas cooking range according to claim 1, is characterized in that: described pallet (2) is circumferentially divided into the support (7) of several " Lv " fonts, and described several supports (7) overlap each other.

6. energy-saving fuel gas cooking range according to claim 5, it is characterized in that: the angle between described support (7) and horizontal plane is 20～45 °, and the lower surface of support (7) is parallel with horizontal plane.

7. energy-saving fuel gas cooking range according to claim 1, is characterized in that: the edge of described stove circle (1) upper end is provided with lower hem (8), and described lower hem (8) extends along the edge of stove circle (1) upper end.

8. energy-saving fuel gas cooking range according to claim 1, it is characterized in that: the upper end of described burner plate (9) is provided with wind-proof circle (10), and burner plate (9) is integral type structure with wind-proof circle (10), the upper surface of described burner plate (9) is provided with several fuel gas holes (11), the upper surface of described burner plate (9) is provided with groove (12), and the bottom surface of described groove (12) is also provided with several fuel gas holes (11).

9. energy-saving fuel gas cooking range according to claim 8, it is characterized in that: between described groove (12) bottom surface and burner plate (9) upper surface, be at least provided with a step (13), and be also provided with several fuel gas holes (11) on the step surface of step (13).

10. energy-saving fuel gas cooking range according to claim 8, it is characterized in that: the junction of described wind-proof circle (10) lower end and burner plate (9) is provided with open slot (14), the part that described burner plate (9) upper surface is positioned at open slot (14) is provided with fire hole kept burning day and night (15) and fire hole (16).