CN2869676Y - Double-stove fresh-water auxiliary heat-exchanging sea-water heating stove - Google Patents

Abstract

The utility model discloses a dual oven body freshwater auxiliary heating exchanging seawater heating oven which includes an upper oven body and a lower oven body. The characteristics is that the upper oven body contains a house (6), a middle house (5),and a oven chamber (4) which constructs the inner, central, outer oven chamber. Inside the oven (4) is equipped with heating exchange tube (8), in the central chamber of the top of the upper oven is equipped with a seawater output port (25), in the central chamber of the bottom of the upper oven is equipped with seawater input port (26) and seawater output port (27). The lower oven includes a house (10) and a lower chamber (12), in the center of the lower chamber (12) is equipped with water pipe oven grate (11), in the lower port of the lower chamber (12) is equipped with cast iron oven grate (13), the upper of the water pipe oven grate (11) is a coal chamber (17), which formulates the oven chamber and water chamber, the upper oven body house (6) and the lower oven body house (10) are connected together by the upper pipe (19), the steam guide pipe (10) and the lower pipe (21). This seawater heater has advantages of the resistance to seawater corrosion, high strength and good hardness, high heating exchange efficiency, energy saving, small location area and easy installation.

Description

A kind of twin furnace body fresh water is assisted heat exchange seawater heating furnace

Technical field:

The utility model relates to the heating furnace technical field, is the auxiliary heat exchange seawater heating furnace of a kind of twin furnace body fresh water specifically.

Background technology:

At present, the seawater heating furnace that uses on the market, the general employing made body of heater than the metallic aluminium of seawater corrosion resistance, and combustion system is that the fixed grate naked light directly burns, because this metal material of aluminium has good heat-conducting, and winter, heated ocean temperature had only the 0-2 degree, after Mare Frigoris water enters body of heater, cause the bigger fractional cold of burner hearth, make burning be difficult for fully carrying out, especially in stoking, produce the black smoke of a large amount of chemically incomplete combustions when poking fire, not only wasted fuel but also contaminated environment; Also have and adopt double-layer grate, be that the upper strata is a water pipe furnace grate, lower floor is a casting furnace grate, though anti-burning of naked light can solve certain black smoke problem, but because of aluminium intensity low, poor rigidity and heat conduction are good, with aluminum pipe do water pipe furnace grate exist yielding, the very much not fire-hazardous defective of mechanical damage and fractional cold and can't effectively using.

Summary of the invention:

The purpose of this utility model is the deficiency that overcomes above-mentioned prior art, and provide a kind of twin furnace body fresh water to assist heat exchange seawater heating furnace, solved mainly that existing seawater heating furnace waste fuel, contaminated environment, fire grate are yielding, mechanical damage and not fire-hazardous problem.

In order to achieve the above object, the utility model is achieved in that a kind of twin furnace body fresh water assists heat exchange seawater heating furnace, it comprises upper furnace body and lower furnace body, its special character is that upper furnace body comprises shell body 6, in shell body 6, establish middle casing 5, in middle casing 5, establish internal furnace 4, at internal furnace 4, middle casing 5, taper flue top 2 is established at the top of shell body 6 respectively, taper middle casing top 1, shell top annular slab 3, in the formation, in, outer three cavitys, on taper flue top 2, establish exhaust opening 22, in internal furnace 4, establish heat exchanger tube 8, establish ring sealing plate 7 under the upper furnace body in the bottom of upper furnace body, establish exocoel atmosphere UNICOM mouth 23 at the shell top at upper furnace body top annular slab 3, on the taper middle casing top 1 at upper furnace body top, establish lumen atmosphere UNICOM mouth 24, on the lumen at upper furnace body top, establish seawer outlet 25, on the lumen of upper furnace body bottom, establish sea intake 26, seawer outfall 27; Lower furnace body comprises housing 10, in housing 10, set internal furnace 12, set on the body of heater ring sealing plate 15 under the ring sealing plate 9 and lower furnace body respectively in its top and bottom, establish water pipe furnace grate 11 in the middle of in lower furnace body 12, suitable for reading and the upper furnace body inner lining of lower furnace body 12 links, establish casting furnace grate 13 at the end opening of lower furnace body 12, water pipe furnace grate 11 tops are coal bunkers 17, form flue cavity and water chamber, establish coal bunker door 18 in the side wall upper part of lower furnace body 12, hearth door 16 is established in its underpart, establish shoot door 14 in the bottom of lower furnace body, establish fresh water water supplement port 30 and fresh water dewatering outlet 31 on the housing 10 of lower furnace body, fresh water dewatering outlet 31 is below fresh water water supplement port 30, the shell body 6 of upper furnace body and the housing 10 of lower furnace body are passed through tedge 19, steam guiding tube 20 and down-comer 21 link together, and constitute the fresh water circulation.

A kind of twin furnace body fresh water of the present utility model is assisted heat exchange seawater heating furnace, and the seawer outlet pipe at its described upper furnace body top is provided with temperature-measuring port 28, establishes fresh water water level meter 29 on the shell body 6 of upper furnace body; The interface of steam guiding tube 20 is positioned at the water cavity peak of lower furnace body

Compared with the prior art the auxiliary heat exchange seawater heating furnace of a kind of twin furnace body fresh water described in the utility model has following good effect: 1, adopt two bodies of heater up and down, two bodies of heater adopt two kinds of different materials, a kind of seawater corrosion resistance, the high good rigidly of a kind of intensity, the combustion chamber environment temperature is improved, help burning smoke; 2, utilize fresh water to do the heat carrier Natural Circulation and the auxiliary heat exchange of seawater of lower furnace body, utilized heat fully, improved the heat exchange efficiency of heating furnace, saved the energy, environment-friendly high-efficiency; 3, seawater, fresh water are the normal pressure humidification, and is safe and reliable, and burning is by the spontaneous draft ventilation of chimney, and easy to operate, heating furnace two parts group up and down is that one becomes vertical structure, and floor space is little, and it is convenient to install.

Description of drawings:

Fig. 1---structural representation of the present utility model;

The cut-away view of Fig. 2---Fig. 1;

The vertical view of Fig. 3---Fig. 1.

The specific embodiment:

In order to understand better and to implement, provide specific embodiment below in conjunction with accompanying drawing and describe the auxiliary heat exchange seawater heating furnace of a kind of twin furnace body of the utility model fresh water in detail.

Embodiment 1, referring to Fig. 1,2,3, adopt aluminum profile extrusion to make shell body 6, middle casing 5 is installed in shell body 6, internal furnace 4 is installed in middle casing 5, at internal furnace 4, middle casing 5, the top of shell body 6 connects taper flue top 2 respectively, taper middle casing top 1, shell top annular slab 3, in the formation, in, outer three cavitys, inner chamber body is an exhaust gases passes, middle cavity is the seawater chamber, outer chamber is a fresh water body, on taper flue top 2, offer exhaust opening 22, heat exchanger tube 8 is installed in internal furnace 4, heat exchanger tube 8 is the heat delivery surface of flue gas with internal furnace 4 and taper flue top 2, ring sealing plate 7 under the bottom of upper furnace body fixed installation upper furnace body, on the shell top at upper furnace body top annular slab 3, offer exocoel atmosphere UNICOM mouth 23, on the taper middle casing top 1 at upper furnace body top, offer lumen atmosphere UNICOM mouth 24, on the lumen at upper furnace body top, offer seawer outlet 25, on the lumen of upper furnace body bottom, offer sea intake 26, seawer outfall 27, seawer outfall 27 is below sea intake 26, on the seawer outlet pipe at upper furnace body top, be provided with temperature-measuring port 28, fresh water water level meter 29 is installed on the shell body 6 of upper furnace body, be used to monitor the fresh water liquid level, install and form upper furnace body; Adopt carbon steel to make housing 10, lower furnace body 12 is installed in housing 10, water pipe furnace grate 11 is installed in the middle of in lower furnace body 12, suitable for reading and the upper furnace body inner lining of lower furnace body 12 links, end opening at lower furnace body 12 is installed casting furnace grate 13, water pipe furnace grate 11 tops are coal bunkers 17, form flue cavity and water chamber, offer coal bunker door 18 in the side wall upper part of lower furnace body 12, hearth door 16 is offered in its underpart, offer shoot door 14 in the bottom of lower furnace body, on the housing 10 of lower furnace body, offer fresh water water supplement port 30 and fresh water dewatering outlet 31, fresh water dewatering outlet 31 is below fresh water water supplement port 30, and the fixing ring sealing plate 15 under ring sealing plate 9 and the lower furnace body on the lower furnace body respectively in housing 10 tops and bottom is installed and formed lower furnace body; The shell body 6 of upper furnace body and the housing 10 of lower furnace body are linked together by tedge 19, steam guiding tube 20 and down-comer 21 flanges, and the interface of steam guiding tube 20 is positioned at the water cavity peak of lower furnace body.

A kind of twin furnace body fresh water of the present utility model is assisted heat exchange seawater heating furnace, three cavitys of upper furnace body, inner chamber body is an exhaust gases passes, middle cavity is the seawater chamber, outer chamber is the fresh water chamber, seawater is cavity from inlet enters, the heat energy of the Absorption by Sea Water inner chamber body in the middle cavity, discharge this chamber from seawer outlet and finish heating process, outer chamber is the fresh water cavity, and its middle and upper part is provided with the tedge inlet, is entered upper furnace body by the warmed-up fresh water of upper furnace body by this mouth, carry out heat exchange by the seawater in middle casing and the middle cavity, fresh water after the heat exchange is got back to lower furnace body by the interface of outer chamber bottom by down-comer, between down-comer and tedge interface the steam guiding tube interface is arranged, and purpose is to prevent that lower furnace body from producing subcooling boiling and producing steam, cause water attack, the gas that produces is imported the upper furnace body outer chamber by this mouthful.After the fire coal of lower furnace body drops into coal bunker by the coal bunker mouth, on water pipe furnace grate, be heated, bituminous coal is waved to analyze and is entered the burner hearth burning, unburnt carbon drops on and burns away on the casting furnace grate and guarantee fire box temperature, flue gas enters upper furnace body by coal bunker two wing passages, the internal furnace of lower furnace body, water pipe furnace grate is a heat-transfer surface, fresh water in the outer chamber is the heat exchange carrier, rise after fresh water is heated and enter the upper furnace body outer chamber by tedge, seawater by coverboard in the upper furnace body and middle cavity carries out heat exchange, getting back to lower furnace body than CFW by down-comer and form self-loopa after the exchange.

Claims (3)

1, a kind of twin furnace body fresh water is assisted heat exchange seawater heating furnace, it comprises upper furnace body and lower furnace body, it is characterized in that upper furnace body comprises shell body (6), in shell body (6), establish middle casing (5), in middle casing (5), establish internal furnace (4), in internal furnace (4), middle casing (5), taper flue top (2) is established at the top of shell body (6) respectively, taper middle casing top (1), shell top annular slab (3), in the formation, in, outer three cavitys, on taper flue top (2), establish exhaust opening (22), in internal furnace (4), establish heat exchanger tube (8), establish ring sealing plate under the upper furnace body (7) in the bottom of upper furnace body, establish exocoel atmosphere UNICOM mouth (23) at the shell top at upper furnace body top annular slab (3), on the taper middle casing top (1) at upper furnace body top, establish lumen atmosphere UNICOM mouth (24), on the lumen at upper furnace body top, establish seawer outlet (25), on the lumen of upper furnace body bottom, establish sea intake (26), seawer outfall (27); Lower furnace body comprises housing (10), in housing (10), set internal furnace (12), set ring sealing plate (15) under ring sealing plate on the body of heater (9) and the lower furnace body respectively on its top and bottom, establish water pipe furnace grate (11) in the middle of in lower furnace body (12), suitable for reading and the upper furnace body inner lining of lower furnace body (12) links, establish casting furnace grate (13) at the end opening of lower furnace body (12), water pipe furnace grate (11) top is coal bunker (17), form flue cavity and water chamber, establish coal bunker door (18) in the side wall upper part of lower furnace body (12), hearth door (16) is established in its underpart, establish shoot door (14) in the bottom of lower furnace body, on the housing (10) of lower furnace body, establish fresh water water supplement port (30) and fresh water dewatering outlet (31), fresh water dewatering outlet (31) is in the below of fresh water water supplement port (30), the shell body (6) of upper furnace body and the housing (10) of lower furnace body are passed through tedge (19), steam guiding tube (20) and down-comer (21) link together, and constitute the fresh water circulation.

2, the auxiliary heat exchange seawater heating furnace of a kind of twin furnace body fresh water according to claim 1 is characterized in that the seawer outlet pipe at described upper furnace body top is provided with temperature-measuring port (28), establishes fresh water water level meter (29) on the shell body (6) of upper furnace body.

3, the auxiliary heat exchange seawater heating furnace of a kind of twin furnace body fresh water according to claim 1 and 2 is characterized in that the interface of described steam guiding tube (20) is positioned at the water cavity peak of lower furnace body.

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