CN201787721U

CN201787721U - Energy-saving boiler capable of utilizing smoke afterheat sufficiently

Info

Publication number: CN201787721U
Application number: CN201020296046XU
Authority: CN
Inventors: 张新建
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-08-16
Filing date: 2010-08-16
Publication date: 2011-04-06
Anticipated expiration: 2020-08-16

Abstract

The utility model discloses an energy-saving boiler capable of utilizing smoke afterheat sufficiently, which comprises a smoke pipe and a fire grate. An ash removal dustpan capable of sliding into an ash removal chamber and out from the same is fittingly mounted in the ash removal chamber, a coal feeding opening is disposed on the top wall of a boiler chamber, a conical combustion chamber is fittingly disposed above the fire grate in the boiler chamber, a horizontal water tank is arranged at the rear of the combustion chamber in the boiler chamber, a primary smoke through pipe is penetratingly disposed in the horizontal water tank vertically, a barrel opening at the narrow end of the upper portion of the combustion chamber is used as a smoke outlet and is communicated with a smoke guide and discharge chamber disposed at the bottom end of the rear of the boiler chamber through an outer flame heat conduction chamber and the primary smoke through pipe, a vertical water tank is arranged in the smoke pipe, a secondary smoke through pipe is vertically disposed in the vertical water tank, the smoke guide and discharge chamber is communicated with the smoke outlet at the upper end of the smoke pipe through the second smoke through pipe, the horizontal water tank is communicated with the vertical water tank, and a water feeding pipe is arranged on the smoke pipe. The energy-saving boiler can increase water storage capacity and heat exchange area, is high in thermal efficiency, leads smoke in a smoke channel to flow smoothly, leads fuel to be combusted sufficiently and saves energy.

Description

Can make full use of the power economized boiler of fume afterheat

Technical field

The utility model belongs to the improvement of power economized boiler structure, particularly can make full use of the power economized boiler of fume afterheat.

Background technology

In order to improve the thermal efficiency that family expenses blow heating dual-purpose stove, increase the heating water jacket on generally putting water jacket samdwich and chimney wall on the shelf in the furnace wall of blowing radiator, in order to improve utilization rate by the fume afterheat of chimney, also has the heat-absorbing water pipe that on uniform heat absorbing sheet on the flue of chimney water sleeve or flue inwall, increases horizontal mad flue at chimney water sleeve, the above-mentioned heat sink that increases in flue is in order to increase heat exchange area, can improve the thermal efficiency, but the flow of flue gas in the flue is not smooth, cause stove fire not prosperous, fire box temperature is not high, makes fuel combustion insufficient.

The utility model content

The purpose of this utility model is to provide a kind of power economized boiler that makes full use of fume afterheat, and it is rational in infrastructure, not only can increase water storage capacity and heat exchange area, thermal efficiency height, and make the flue gas circulation in the flue smooth and easy, make full combustion of fuel, energy savings.

The purpose of this utility model is achieved in that a kind of power economized boiler that makes full use of fume afterheat, comprise chimney that is communicated with furnace chamber and the fire grate that the front portion is provided with in the body of heater furnace chamber, the flame envelope heat conduction chamber that deashing chamber and furnace chamber top are provided with is being set below the fire grate in furnace chamber, cooperate the deashing dustpan that the deashing chamber of slidably coming in and going out is installed in the deashing chamber, the furnace chamber roof is being provided with coal filling hole, be equipped with tapered combustion chamber above the fire grate in furnace chamber, rear combustion chamber in furnace chamber is being provided with the accumbency water tank, vertically penetrate in the accumbency water tank the elementary smoke pipe of crossing is being set, the narrow end nozzle in top, combustion chamber is communicated with the flue gas guide chamber that bottom, furnace chamber rear portion is provided with as outlet flue by flame envelope heat conduction chamber and the elementary smoke pipe of crossing; The setting water tank is being set in the chimney, in the setting water tank secondary is being set vertically and is crossing smoke pipe, flue gas guide chamber is by the outlet flue of secondary smoke pipe connection chimney upper end, and accumbency water tank and setting water tank are interconnected, and upper hose is being set on chimney.

The utility model adopts no base cone shape combustion furnace tube-combustion chamber as burner hearth, make the main flame heating power of flame conduct to the accumbency water tank that the burner hearth rear is provided with by the barrel of combustion furnace tube fully, in addition, coal combustion in the combustion chamber is lighted the formed flame envelope in back and is then entered the elementary smoke pipe of crossing through flame envelope heat conduction chamber, the heat that the elementary tube wall of crossing smoke pipe fully absorbs flame envelope is absorbed by the water body in the accumbency water tank, further heat the water body in the accumbency water tank, because the flue gas of flame envelope still contains higher waste heat heat, the flue gas of flame envelope enters secondary again through flue gas guide chamber and crosses smoke pipe, further cross the water body heat release of inner tubal wall in erectting water tank of smoke pipe by secondary, the water body of promptly erectting water tank can further reduce the waste heat supply temperature of flame envelope flue gas, is discharging by chimney upper end outlet flue.The utility model is rational in infrastructure, not only can increase water storage capacity and heat exchange area, thermal efficiency height, and make the flue gas circulation in the flue smooth and easy, make full combustion of fuel, energy savings.

Description of drawings

The utility model is described in further detail below in conjunction with accompanying drawing.

Fig. 1 is a main TV structure schematic diagram of the present utility model;

Fig. 2 is the three-dimensional magnification fluoroscopy structural representation of the utility model accumbency water tank.

The specific embodiment

A kind of power economized boiler that makes full use of fume afterheat, as Fig. 1, shown in Figure 2, comprise chimney 9 that is communicated with furnace chamber and the fire grate 15 that the front portion is provided with in the body of heater furnace chamber, the flame envelope heat conduction chamber 10 that deashing chamber and furnace chamber top are provided with is being set below the fire grate 15 in furnace chamber, cooperate the deashing dustpan 17 that the deashing chamber of slidably coming in and going out is installed in the deashing chamber, the furnace chamber roof is being provided with coal filling hole 13, be equipped with tapered combustion chamber 14 above the fire grate 15 in furnace chamber, 14 rears, combustion chamber in furnace chamber are being provided with accumbency water tank 12, vertically penetrate in the accumbency water tank 12 the elementary smoke pipe 11 of crossing is being set, the narrow end nozzle in 14 tops, combustion chamber is communicated with the flue gas guide chamber 21 that bottom, furnace chamber rear portion is provided with as outlet flue by flame envelope heat conduction chamber 10 and the elementary smoke pipe 11 of crossing; Setting water tank 18 is being set in the chimney 9, in the setting water tank 18 secondary is being set vertically and is crossing smoke pipe 5, flue gas guide chamber 21 is by the outlet flue 1 of secondary smoke pipe 5 connection chimneys 9 upper ends, and accumbency water tank 12 and setting water tank 18 are interconnected, and upper hose 2 is being set on chimney 9.

Erect cooperate in the water tank 18 be installed with helical trajectory move towards to be provided with hot coil 5, cross hot coil 5 with helical form trend around be arranged on smoke pipe 11 around, crossing the effluent pipe mouth 7 of hot coil 5 and water inlet pipe mouth 8 passes chimney 9 perisporiums and fixes, then heated water body can conduct a part of heat to crossing independent loops flowing water flow in the hot coil 5 in the absorption setting water tank, caused the water body in the hot coil 5 to heat up, cross corresponding separately other water devices that are communicated with of the effluent pipe mouth 7 of hot coil 5 and water inlet pipe mouth 8, for such as shower, the first-class delivering hot water of the fire hose.

Erectting to keep somewhere between water tank 18 and chimney 9 upper ends has the smoke-box of going out 3, goes out smoke-box 3 and is communicated with the chimney watch window 4 that is provided with on chimney 9 perisporiums, cooperates on the chimney watch window 4 capping that can open and close chimney watch window 4 is installed.

Flue gas guide chamber 21 is communicated with the smoke chamber watch window 19 that is provided with, the articulated folding cover plate 20 that opens and closes smoke chamber watch window 19 on the furnace wall at smoke chamber watch window 19 places on a wing furnace wall of furnace chamber rear lower.

On the 14 lower end barrels of combustion chamber the combustion chamber watch window 16 that exposes to the furnace wall is being set.

Described setting water tank 18 is rectangular-shaped; Described accumbency water tank 21 is rectangular-shaped, and its front end wall is the taper seat 22 of indent in the forward end wall, and this taper seat 22 matches with the taper seat of conical combustor 16 lower ends.The described elementary quantity of crossing smoke pipe 11 is 6-12.The quantity that described secondary is crossed smoke pipe 5 is 2-6.

Claims

1. power economized boiler that can make full use of fume afterheat, comprise chimney (9) that is communicated with furnace chamber and the fire grate (15) that the front portion is provided with in the body of heater furnace chamber, fire grate in furnace chamber (15) below is being provided with the flame envelope heat conduction chamber (10) of deashing chamber and the setting of furnace chamber top, cooperate the deashing dustpan (17) that the deashing chamber of slidably coming in and going out is installed in the deashing chamber, the furnace chamber roof is being provided with coal filling hole (13), it is characterized in that: the fire grate in furnace chamber (15) top is being equipped with tapered combustion chamber (14), rear, combustion chamber in furnace chamber (14) is being provided with accumbency water tank (12), vertically penetrate in the accumbency water tank (12) the elementary smoke pipe (11) of crossing is being set, the narrow end nozzle in top, combustion chamber (14) is communicated with the flue gas guide chamber (21) that bottom, furnace chamber rear portion is provided with as outlet flue by flame envelope heat conduction chamber (10) and the elementary smoke pipe (11) of crossing; Setting water tank (18) is being set in the chimney (9), in the setting water tank (18) secondary is being set vertically and is crossing smoke pipe (5), flue gas guide chamber (21) is communicated with the outlet flue (1) of chimney (9) upper end by secondary smoke pipe (5), accumbency water tank (12) and setting water tank (18) are interconnected, and upper hose (2) is being set on chimney (9).

2. the power economized boiler that makes full use of fume afterheat according to claim 1, it is characterized in that: erect cooperate in the water tank (18) be installed with helical trajectory move towards to be provided with hot coil (5), cross hot coil (5) with helical form trend around be arranged on smoke pipe (11) around, cross the effluent pipe mouth (7) of hot coil (5) and water inlet pipe mouth (8) and pass chimney (9) perisporium and fix.

3. the power economized boiler that makes full use of fume afterheat according to claim 1, it is characterized in that: erectting to keep somewhere between water tank (18) and chimney (9) upper end has the smoke-box of going out (3), go out smoke-box (3) and be communicated with the chimney watch window (4) that is provided with on chimney (9) perisporium, chimney watch window (4) is gone up to cooperate the capping that can open and close chimney watch window (4) is installed.

4. the power economized boiler that makes full use of fume afterheat according to claim 1, it is characterized in that: flue gas guide chamber (21) is communicated with the smoke chamber watch window (19) that is provided with, the articulated folding cover plate (20) that opens and closes smoke chamber watch window (19) on the furnace wall that smoke chamber watch window (19) is located on a wing furnace wall of furnace chamber rear lower.

5. the power economized boiler that makes full use of fume afterheat according to claim 1 is characterized in that: on the barrel of lower end, combustion chamber (14) the combustion chamber watch window (16) that exposes to the furnace wall is being set.

6. the power economized boiler that makes full use of fume afterheat according to claim 1 is characterized in that: described setting water tank (18) is rectangular-shaped; Described accumbency water tank (21) is rectangular-shaped, and its front end wall is the taper seat (22) of indent in the forward end wall, and this taper seat (22) matches with the taper seat of conical combustor (16) lower end.

7. the power economized boiler that makes full use of fume afterheat according to claim 1 is characterized in that: the described elementary quantity of crossing smoke pipe (11) is 6-12.

8. the power economized boiler that makes full use of fume afterheat according to claim 1 is characterized in that: the quantity that described secondary is crossed smoke pipe (5) is 2-6.