CN2495953Y - Energy-saving and horizontal type two purpose stove for greenhouse - Google Patents

Abstract

The utility model relates to an energy-saving and horizontal type dual-function stove for greenhouse which is used for greenhouse heating in winter. The main technical characteristic is that: the stove adopts horizontal type structure and an upper and a lower layer combustion chamber which is provided with a combustion-supporting channel; the smoke outlet with high temperature is provided with a blower and an air inlet tube; a smoke outlet with high temperature heating directly or indirectly is arranged; a tube wing heat exchanger is adopted with compact arrangement of the wing sheet. When in use, coal in the combustion chamber is ignited and the blower is started to fasten the flowing speed of the smoke with high temperature in the air flue. Simultaneously, air enters rapidly into the combustion chamber through the combustion-supporting channel to supplement oxygen and make coal burning fully. Smoke with high temperature by burning then enters into the smoke channel through the tube wing heat exchanger. Smoke with high temperature can be excluded through the hollow back wall of greenhouse or pipe in the greenhouse to heat the greenhouse. Smoke with high temperature can also be directly excluded through an operation chamber smoke channel. When out of use in day, a little smoke caused by fire sealing is directly excluded through the smoke outlet of the operation chamber. Smoke with high temperature is directly excluded through the hollow back wall of greenhouse, pipe or the smoke channel of operation chamber and controlled by a smoke deflector. After full burning of coal in the combustion chamber, an axial flow wind machine is started and fresh air enters into the tube wing heat exchanger through an air inlet pot. Hot air with High temperature is flowed into greenhouse to heat the greenhouse rapidly. The temperature of hot air and quantity of hot air are controlled by fresh air into a baffle.

Description

A kind of energy-saving horizontal dual-purpose greenhouse hot-blast stove

The utility model relates to a kind of hot-blast stove of heating winter in the greenhouse that is used for.

Prior art medium temperature chamber hot-blast stove mostly is vertical structure greatly, and volume is big, heavy; The combustion chamber of hot-blast stove mostly is a combustion chamber, and coal consumption is big, wastes energy; The high-temperature flue gas that produces during Combustion of Hot Air Furnace is directly discharged, a large amount of losses of heat; Be accompanied by the work of air blast during the blowing-type Combustion of Hot Air Furnace, a large amount of pernicious gas (carbon monoxide and sulfur dioxide) is usually arranged, and operating room leaks, smoke extractor quit work when smoking formula hot-blast stove was banked up a fire, because too far having suction apart from hot-blast stove, chimney do not cause a large amount of pernicious gases operating room that leaks, along with cold air enters heat exchanger, pernicious gas together enters the greenhouse with hot blast at last, the damage to crops growth.Prior art exists that the hot-blast stove volume is big, heavy, coal consumption is big, wastes energy, often have pernicious gas in the hot blast, price is more expensive etc.

The purpose of this utility model is that a kind of volume of design is little, the thermal efficiency is high, save the energy, hot blast cleaning, novel greenhouse hot-blast stove that price is lower.

The purpose of this utility model is achieved in that the employing horizontal type structure, and volume is little, in light weight; The combustion chamber is two-layer up and down, and is provided with combustion-supporting air channel, and sufficient combustion can use one deck or two-layer combustion chamber as required, and combustion chamber, the upper strata most cinder of unburned drops on the lower floor combustion chamber and can burn away, and saves the energy; Be provided with hair-dryer and blast pipe in the high-temperature flue gas exit, start hair-dryer, one high velocity air blows out in the high-temperature flue gas exit through blast pipe, quicken the flow velocity of high-temperature flue gas in flue, make air enter the combustion chamber fast, make the combustion chamber obtain sufficient oxygen and supply with by combustion-supporting air channel, coal is fully burnt, the high-temperature flue gas that burning produces enters flue by heat exchanger, high-temperature flue gas by greenhouse hollow after wall, pipeline or operating room flue directly discharge and control by smoke barrier; The high-temperature flue gas outlet is divided into direct heating outlet and indirect outlet, high-temperature flue gas can be discharged by the pipeline in wall after the greenhouse hollow or the greenhouse, makes the direct heat temperature raising in greenhouse, also can directly be discharged by the operating room flue, make the greenhouse only by the indirect heat temperature raising of hot blast, realize dual-purpose; When stopping using between daytime, a small amount of flue gas that produces when banking up a fire is directly discharged by the operating room flue; Heat exchanger adopts fin-tube type heat exchanger, and fin interts mutually, layout is compact, the thermal efficiency is high; After fully burning in the combustion chamber, start axial flow blower, send ozone to fin-tube type heat exchanger through the air intake tube, become high-temperature hot-air through heat exchanger and enter the greenhouse, make the rapid heat temperature raising in greenhouse; What of the height of hot blast temperature and hot blast rate enter baffle plate by fresh air in the air intake tube and control.

Below in conjunction with accompanying drawing the utility model is described:

Adopt horizontal type structure referring to the accompanying drawing hot-blast stove, half of body of heater is the combustion chamber, combustion chamber, upper strata 1 and lower floor combustion chamber 2 are divided in the combustion chamber, the combustion chamber is two coal feed points 3 and 4 up and down, the outside, combustion chamber is provided with combustion-supporting air channel 5, the outlet of wind is located at the bottom of every layer of combustion chamber fire bars, and the foot of two-layer combustion chamber is provided with lets out grey cinder notch 6; Second half of body of heater is heat exchanger 16, and the flue of high-temperature flue gas links to each other with heat exchanger 16, is provided with hair-dryer 7 and blast pipe 8 in high-temperature flue gas exit 9 and 10; Directly the outlet of heating high-temperature flue gas is advanced after the greenhouse hollow wall outlet 9 or is advanced greenhouse interior conduit outlet 10 for high-temperature flue gas, the indirect high-temperature flue gas is directly discharged by the flue 11 of operating room, and whether the control high-temperature flue gas advances wall after the greenhouse hollow, outlet 10 by outlet 9 and advance the smoke blocking boards 12 that greenhouse pipeline or flue 11 are directly discharged; Second half of body of heater is heat exchanger, heat exchanger is a fin-tube type heat exchanger 16, fin 17 interts mutually, arrange compact, be equipped with air intake tube 14 and axial flow blower 13 on the top of heat exchanger, be provided with fresh air and enter plate washer 15 in air intake tube 14, the bottom of fin is provided with lets out ash mouth 18, is provided with hot-blast outlet 19 in the bottom of heat exchanger 16.During use, light the coal of two-layer combustion chamber 1 up and down and 2, start hair-dryer 7, one high velocity air 9 and 10 blows out in the high-temperature flue gas exit through blast pipe 8, accelerate the flow velocity of high-temperature flue gas at flue, air enters two-layer combustion chamber 1 and 2 up and down fast by combustion-supporting air channel 5 simultaneously, makes the combustion chamber obtain abundant oxygen and supplies with, and makes coal burning abundant; The high-temperature flue gas that burning produces enters flue by fin-tube type heat exchanger 16, high-temperature flue gas can export 9 by high-temperature flue gas and enter after the greenhouse hollow wall or export 10 and enter the greenhouse pipeline and discharge, make the direct heat temperature raising in greenhouse, also can directly discharge by operating room flue 11, when stopping using between daytime, a small amount of flue gas that produces of banking up a fire is directly discharged by operating room flue 11; After combustion chamber coal fully burns, start axial flow blower 13, ozone enters fin-tube type heat exchanger 16 through air intake tube 14, what process heat exchanger 16 blew out is high-temperature hot-air, fresh air enters the temperature and the hot blast rate of baffle plate 15 control hot blasts, high-temperature hot-air makes the rapid heat temperature raising in greenhouse after hot-blast outlet 19 enters the greenhouse.

The utility model facts have proved to have that volume is little, the thermal efficiency is high, save the energy, hot blast cleaning, cheap, can realize indirect or the direct mode that combines with indirect of heating as required, is a kind of comparatively desirable greenhouse hot-blast stove.

Claims (2)

1. energy-saving horizontal dual-purpose greenhouse hot-blast stove adopts horizontal type structure, is made up of housing, combustion chamber, combustion-supporting air channel, hair-dryer, blast pipe, high-temperature flue gas outlet, heat exchanger, axial flow blower, air intake tube and hot-blast outlet, it is characterized in that:

A. described hot-blast stove adopts the formula structure, and combustion chamber (1) and (2) account for half of body of heater, and second half is heat exchanger (16);

B. combustion chamber, upper strata (1) and lower floor combustion chamber (2) are divided in the combustion chamber, and two-layer combustion chamber has two coal feed points (3) and (4) up and down respectively, and the combustion chamber is provided with combustion-supporting burning air channel (5), and the bottom, combustion chamber is provided with lets out grey cinder notch (6); Two-layer combustion chamber makes coal burning abundant, can use one deck or two-layer combustion chamber as required, and combustion chamber, the upper strata most cinder of unburned drops on the lower floor combustion chamber and can burn away, and saves the energy;

C. be provided with hair-dryer (7) and blast pipe (8) in the high-temperature flue gas exit, start hair-dryer (7), can make one high velocity air enter flue by blast pipe (8), can accelerate the flow velocity of high-temperature flue gas at flue, make fresh air pass through combustion-supporting air channel (5) and enter combustion chamber (1) and (2) fast, make the combustion chamber have sufficient oxygen to supply with, make coal burning abundant;

D. hot-blast stove is provided with direct heating and the outlet of indirect high-temperature flue gas, can realize dual-purpose, greenhouse heating is except the hot blast that produces by heat exchanger makes the Greenhouse Heating intensification, the high-temperature flue gas that burning produces wall or enter the greenhouse interior conduit through outlet (10) and discharge after high-temperature flue gas outlet (9) enters hollow, make the direct heat temperature raising in greenhouse, save energy consumption; High-temperature flue gas also can directly be discharged by the flue (11) of operating room, is indirect by hot blast only, and when stopping using between daytime, a small amount of flue gas that produces of banking up a fire is discharged by the flue (11) of operating room; High-temperature flue gas is discharged by exhanst gas outlet (9), (10) or flue (11) and is controlled by smoke barrier (12);

E. heat exchanger adopts fin-tube type heat exchanger (16), and fin (17) interts mutually, arranges compactness, thermal efficiency height; Heat exchanger top is air intake tube (14) and axial flow blower (13), is provided with fresh air and enters baffle plate (15) in air intake tube (14), and the bottom of fin (17) is provided with lets out ash mouthful (18), and the heat exchanger bottom is provided with hot-blast outlet (19);

During F. described use, combustion chamber (1) and the ember of (2) point, start hair-dryer (7), one high velocity air enters flue by blast pipe (8), high-temperature flue gas is accelerated at the flow velocity of flue, make air pass through combustion-supporting air channel (5) and enter combustion chamber (1) and (2) fast, make the combustion chamber obtain sufficient oxygen and supply with, make coal burning abundant; After fully burning in the combustion chamber, start axial flow blower (13), fresh air enters fin-tube type heat exchanger (16) through air intake tube (14), fresh air becomes high-temperature hot-air after heat exchange, fresh air enters the temperature and the hot blast rate of baffle plate (15) control hot blast, high-temperature hot-air heats up Greenhouse Heating after hot-blast outlet (19) blows into the greenhouse.

2. energy-saving horizontal dual-purpose according to claim 1 greenhouse hot-blast stove, it is characterized in that horizontal type structure, combustion chamber for up and down two-layer, the combustion chamber is provided with combustion-supporting air channel, be provided with hair-dryer and blast pipe in the high-temperature flue gas exit, be provided with direct heating and the outlet of indirect high-temperature flue gas, heat exchanger adopt fin-tube type heat exchanger.