CN2679578Y - Home gas heating boiler - Google Patents

Abstract

The utility model relates to a home gas heating stove, comprising a stove casing(1), a stove inner container(2) and a heat-insulating layer (3) between the stove casing and the stove inner container. The outer bottom wall of the stove inner container(2) and the lower part of the stove casing(1) form the gas blast chamber(8) of a built-in gas-fired stove(4). The inner cavity(22) of the stove inner container(2) is provided with a water outlet(5) and a water inlet(6) which form a water circulating system with a heating duct. The bottom of the stove inner container(2) is in the concave-convex interphase shape and the gas-fired stove(4) heats the concave-convex interphase floor of the inner container(2). Circulating water is heated in the bottom groove(21) of the stove inner container(2), then passes through the upper wall cavity of the stove inner container(2) and flows to the heating duct outside of the stove inner container(2) from the water outlet(5). The home gas heating stove rises quickly in temperature and can save energy about 15%. The home gas heating stove has no environment pollution and is adequate for home heating system.

Description

The domestic gas heating stove

Technical field

The utility model relates to the hot-water central heating system that is used for dwelling house, relates in particular to a kind of Residential Buildings with Hot Water heating installation that uses combustion gas.

Background technology

Have in the family expenses heat supply stove and use coal as heating source, also have and adopt combustion gas, because it is coal-fired very serious to the pollution of environment, and anthracemia takes place easily, unclean dangerous, thereby be eliminated gradually, present family generally uses gas furnace, but the heat energy that its furnace internal-lining of existing gas furnace produces in the time of can not fully absorbing fuel gas buring, in addition, water in the furnace internal-lining inner chamber directly is communicated with heating system by the opening on the furnace internal-lining sidewall, causes the hot and cold water can not be fully mixed, has reduced the efficient that heats, heat up slow and the waste combustion gas, the gas furnace that also has does not have the air intake-exhaust system, causes fuel gas buring insufficient, also is easy to generate the incident of anoxic even anthracemia in the indoor use of closing.

Summary of the invention

The technical problems to be solved in the utility model is to provide a kind of combustion heat energy that can fully absorb combustion gas, make in the stove hot and cold water fully mixed and can air-polluting domestic gas heating stove.

The technical scheme in the invention for solving the above technical problem is, manufacture and design a kind of domestic gas heating stove, comprise: stove outer covering, furnace internal-lining and the heat-insulation layer between stove outer covering and furnace internal-lining, described furnace internal-lining bottom outer wall and stove outer covering bottom surround a gas combustion chamber, gas furnace is placed in this gas combustion chamber bottom, the inner chamber of described furnace internal-lining is provided with delivery port and water inlet, and the inner chamber of described furnace internal-lining constitutes water circulation system with the hot duct that is connected delivery port and water inlet; The main improvements of the utility model are concavo-convex alternate shape is made in the bottom of described furnace internal-lining, increased the endotherm area of furnace hearth wall greatly, like this when the diapire of gas furnace heating furnace inner bag, its combustion heat energy can be absorbed more fully by the concavo-convex diapire of furnace internal-lining, water in the stove is rapidly heated, has improved the thermal efficiency.

The utility model domestic gas heating stove also comprises a return pipe, this return pipe gos deep into the inner chamber of furnace internal-lining through water inlet, return pipe all has through hole in the position relative with each groove of furnace internal-lining bottom, recirculated water flows into each groove of furnace internal-linings bottom and is heated from a plurality of through hole of return pipe bottom, again through the hot duct of furnace internal-lining top wall chamber outside delivery port flow to furnace internal-lining.This return pipe be arranged so that the hot and cold water in the stove can be fully mixed fast, improved the efficient of heating.

The utility model domestic gas heating stove also is provided with the air intake-exhaust system that is communicated with gas combustion chamber and outdoor air, and this air intake-exhaust system comprises: exhausting waste gas pipeline, FAI Fresh Air Intake passage and the forced-ventilated device that is positioned at the discharge duct exit.

Described discharge duct bottom is a plurality of branched pipes, and these a plurality of branched pipes are communicated with the gas combustion chamber of furnace internal-lining bottom, and all branched pipes all are pooled to a diameter and lead to outdoor waste gas concentrate tube greatly and through the cover top portion exhaust outlet.

Space between described heat-insulation layer and the shell forms described FAI Fresh Air Intake passage, and one leads to air inlet and the FAI Fresh Air Intake channel connection of outdoor admission line through cover top portion, and described FAI Fresh Air Intake channel bottom is communicated with gas combustion chamber.

Fresh air enters gas combustion chamber by admission line through air inlet, the FAI Fresh Air Intake passage of cover top portion, and the waste gas that gas furnace burning produces enters branched pipe by a plurality of through holes of offering on the furnace internal-lining diapire and is pooled to the forced-ventilated device that the waste gas concentrate tube is deflated pipeline exit discharges outdoor by force.This heat supply stove can not have any impact to indoor air like this.

Compare with prior art, the utility model domestic gas heating stove has increased heating surface area because of furnace internal-lining, can fully absorb heat energy, and the hot and cold water in the stove is fully mixed, thereby in heat supply stove when burning, promote about the fast 10-15% of temperature than existing heat supply stove, that is to say energy energy savings 10-15%, improved the thermal efficiency, this heat supply stove is provided with the air intake-exhaust system in addition, can be because of anoxic, the insufficient incident that anthracemia takes place of burning, and not polluting the environment, is a kind of family expenses heat supply stove of clean and effective.

Description of drawings

Fig. 1 is the floor map of described furnace internal-lining 2 bottoms;

The vertical view of Fig. 2 the utility model domestic gas heating stove;

Fig. 3 is the A-A profile among Fig. 1;

Fig. 4 is the B-B profile among Fig. 1.

The specific embodiment

Be described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing.

As shown in Figure 3, the utility model domestic gas heating stove comprises: stove outer covering 1, be used to store and add the furnace internal-lining 2 and the heat-insulation layer 3 between stove outer covering 1 and furnace internal-lining 2 of hot water, described furnace internal-lining 2 bottom outer wall and stove outer covering 1 bottom surround a gas combustion chamber 8, an infrared gas furnace 4 is placed in these gas combustion chamber 8 bottoms, the inner chamber 22 sidewall top and the bottom of furnace internal-lining 2 are provided with delivery port 5 and water inlet 6 respectively, and this inner chamber 22 constitutes water circulation system with the hot duct that is connected delivery port 5 and water inlet 6.The main improvements of the utility model are that the bottom of described furnace internal-lining 2 is concavo-convex alternate shape, increased the endotherm area of furnace hearth wall greatly, like this when the diapire of gas furnace 4 heating furnace inner bags 2, its combustion heat energy can be absorbed more fully by the concavo-convex diapire of furnace internal-lining, the water of the low temperature that loops back furnace internal-lining 2 in the hot duct is rapidly heated, has improved the thermal efficiency of heat supply stove.As Fig. 1, Fig. 3 and shown in Figure 4, in the utility model, transverse row is shown many longitudinal flutings 21 on furnace internal-lining 2 diapires, surrounding, furnace internal-lining 2 bottom also is provided with the groove 211 darker than the middle part, explore downward to furnace bottom always, surround the upper space of described gas combustion chamber 8 with the exterior bottom wall at furnace internal-lining 2 middle parts.Certainly furnace bottom also can be made the concaveconvex shape that other can increase hearth area.Described infrared gas furnace 4 can adopt existing on the market at present gas furnace.

As shown in Figure 3, the utility model domestic gas heating stove also comprises the return pipe 61 of a horizontally set, this return pipe 61 gos deep into the inner chamber 22 of furnace internal-lining 2 through water inlet 6, return pipe 61 all has through hole 611 in the position relative with each groove of furnace internal-lining 2 bottoms 21, recirculated water is heated from each groove 21 of a plurality of through holes 611 inflow furnace internal-linings 2 bottoms of return pipe 61 bottoms, again through furnace internal-lining 2 hot ducts of top wall chamber outside delivery port 5 flow to furnace internal-lining 2.The hot and cold water in the stove that is arranged so that of this return pipe 6 fully mixes fast, has improved the efficient of heating.

As shown in Figure 3 and Figure 4, the utility model domestic gas heating stove also is provided with the air intake-exhaust system that is communicated with gas combustion chamber 8 and outdoor air, and this air intake-exhaust system comprises: exhausting waste gas pipeline 71, FAI Fresh Air Intake passage 72 and the forced-ventilated device 73 that is positioned at discharge duct 71 exits.

Described discharge duct 71 bottoms are a plurality of branched pipes 711 that are distributed in furnace internal-lining 2 inner chambers 22, these a plurality of branched pipes 711 bottoms are connected to the through hole of offering on the furnace internal-lining 2 bottom convex surfaces and are communicated with the gas combustion chamber 8 of furnace internal-lining 2 belows, and all branched pipes 711 all are pooled to a diameter and lead to outdoor waste gas concentrate tube 712 greatly and through shell 1 top vent 11.

Space between described heat-insulation layer 3 and the shell 1 forms described FAI Fresh Air Intake passage 72, one leads to the outdoor air inlet 12 of admission line 721 through shell 1 top is communicated with FAI Fresh Air Intake passage 72, and described FAI Fresh Air Intake passage 72 bottoms are communicated with gas combustion chamber 8.

As shown in Figure 2, the above-mentioned outer admission line 721 of stove of being located at is enclosed within outside the described waste gas concentrate tube 712, is exhaust steam passage in the waste gas concentrate tube 712, is the fresh air passage between admission line 721 and the waste gas concentrate tube 712.

Fresh air enters gas combustion chamber 8 by air inlet 12, the FAI Fresh Air Intake passage 72 of admission line 721 through shell 1 top, and the waste gas that gas furnace 4 burning produces enters branched pipe 711 by a plurality of through holes of offering on furnace internal-lining 2 diapires and is pooled to the forced-ventilated device 73 that waste gas concentrate tube 712 is deflated pipeline 71 exits discharges outdoor by force.This heat supply stove can not have any impact to indoor air like this, and is as safe as a house.

Claims (5)

1, a kind of domestic gas heating stove, comprise: stove outer covering (1), furnace internal-lining (2) and be positioned at stove outer covering (1) and furnace internal-lining (2) between heat-insulation layer (3), described furnace internal-lining (2) bottom outer wall and stove outer covering (1) bottom surround a gas combustion chamber (8), gas furnace (4) is placed in the bottom by this gas combustion chamber (8), the inner chamber (22) of described furnace internal-lining (2) is provided with delivery port (5) and water inlet (6), and the inner chamber (22) of described furnace internal-lining (2) constitutes water circulation system with the hot duct that is connected delivery port (5) and water inlet (6); It is characterized in that: the bottom of described furnace internal-lining (2) is concavo-convex alternate shape, the concavo-convex alternate diapire of gas furnace (4) heating furnace inner bag (2).

2, domestic gas heating stove according to claim 1, it is characterized in that: also comprise a return pipe (61), this return pipe (61) gos deep into the inner chamber (22) of furnace internal-lining (2) through water inlet (6), return pipe (61) all has through hole (611) in the position relative with furnace internal-lining (2) each groove of bottom (21), recirculated water is heated from a plurality of through holes (611) inflow furnace internal-lining (2) bottom grooves (21) of return pipe (61) bottom, again through the hot duct of furnace internal-lining (2) top wall chamber outside delivery port (5) flow to furnace internal-lining (2).

3, domestic gas heating stove according to claim 1 and 2, it is characterized in that: also comprise the air intake-exhaust system that is communicated with gas combustion chamber (8), this air intake-exhaust system comprises: exhausting waste gas pipeline (71), FAI Fresh Air Intake passage (72) and the forced-ventilated device (73) that is positioned at discharge duct (71) exit;

Described discharge duct (71) bottom is a plurality of branched pipes (711), these a plurality of branched pipes (711) are communicated with the gas combustion chamber (8) of furnace internal-lining (2) below, and all branched pipes (711) all are pooled to a diameter and lead to outdoor waste gas concentrate tube (712) greatly and through shell (1) top vent (11);

Space between described heat-insulation layer (3) and the shell (1) forms described FAI Fresh Air Intake passage (72), one leads to the outdoor air inlet (12) of admission line (721) through shell (1) top is communicated with FAI Fresh Air Intake passage (72), and described FAI Fresh Air Intake passage (72) bottom is communicated with gas combustion chamber (8);

Fresh air enters gas combustion chamber (8) by air inlet (12), the FAI Fresh Air Intake passage (72) of admission line (721) through shell (1) top, and the waste gas that gas furnace (4) burning produces enters branched pipe (711) by a plurality of through holes of offering on furnace internal-lining (2) diapire and is pooled to the forced-ventilated device (73) that waste gas concentrate tube (712) is deflated pipeline (71) exit discharges outdoor by force.

4, domestic gas heating stove according to claim 1 and 2 is characterized in that: the groove (211) of described furnace internal-lining (2) inner chamber (22) bottom periphery explores downward to furnace bottom.

5, domestic gas heating stove according to claim 1 is characterized in that: described gas furnace (4) adopts infrared gas furnace.

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