CN207334783U - A kind of real flame fireplace of efficient heat transfer - Google Patents

Abstract

The utility model belongs to fireplace technical field, specifically disclose a kind of real flame fireplace of efficient heat transfer, including base, furnace body on base, further include the combustion chamber for being recessed from the face wall of furnace body to furnace interior and being formed, the side of furnace body, which is faced the wall and meditated, is equipped with hot-blast outlet, opposite side, which is faced the wall and meditated, is equipped with cold wind import, exhaust fan is equipped with hot-blast outlet, the space between furnace body and combustion chamber is set to form heating passage, the inside top of furnace body is equipped with the smoke evacuation room of closing, smoke evacuation room is stretched on the top of combustion chamber, and it is equipped with smoke outlet in top of combustion chamber, the lower part of furnace body is equipped with flue gas cavity, connected between flue gas cavity and smoke evacuation room through some flue gas heat exchange tubes, flue gas cavity is equipped with exhanst gas outlet, smoke outlet is equipped with smoke exhaust fan.The real flame fireplace of the utility model has the advantages that the high indoor heating rate of furnace wall thin-walled property, heat transfer efficiency is fast, and flue gas is discharged downwards from flue gas heat exchange tube, both takes full advantage of waste heat, and avoids cool ambient air or dust pours in down a chimney.

Description

A kind of real flame fireplace of efficient heat transfer

Technical field

The utility model belongs to fireplace technical field, and in particular to a kind of real flame fireplace of efficient heat transfer.

Background technology

Fireplace is heating of house equipment that is independent or being built into regard to wall, and basic structure includes：Mantel pick-up, fireplace core, cigarette Road.Flame in fireplace can build cosy atmosphere room is brought into naturally, and fireplace is added by convection current and heat radiation Hot uniform, air quality, heating mode are naturally comfortable within doors for the fresh air automatic adjustment and improvement of convection current.Fireplace is in heating side Face and air-conditioning, floor heating tool are complementary.Since the fireplace thermal efficiency is high, local heating is fast, can overcome the disadvantages that air-conditioning and floor heating heating are slow, needs to grow The problems such as time preheating, bacterium easily breed, and be a kind of non-without good heating effect can be kept in closed environment The heating mode of Chang Jiankang, in addition fireplace also there is good dehumidification function, be very beneficial for health.Wherein real flame fireplace is main Heating is realized by firewood or compression firewood combustion, heating power is far longer than all kinds of air-conditionings, heating.Under -10 DEG C of temperature, Real flame fireplace, which is lighted 10 minutes or so, in the house of 40-100 square meters can make indoor temperature rise to more than 20 DEG C.It is but existing There are problems with for real flame fireplace：（1）Heating air duct, which is built in wall, causes thicker wall, processing difficulties, of high cost；（2）Change Cause heating rate slow through being then discharged out hot-air with the heating of furnace wall natural heat-exchange after cold air entrance in hot-flow flue；（3）Cigarette Flue gas in chimney discharges outdoor and causes energy dissipation directly up；（4）Since flue gas is discharged upwards, when fireplace is not used Since chimney cannot be closed effectively, cause a large amount of cold airs in chimney to pour in down a chimney interior, reduce fireplace peripheral region temperature, at the same time will Dust brings interior into chimney, pollutes indoor environment；（5）Wind is bad or strong wind pulling out for the flue dust that imperfect combustion produces in fireplace Easily pour in down a chimney during weather into interior, pollute wall top and furniture.

Chinese patent CN2016200749058, a kind of family expenses real flame fireplace of patent name, January 26 2016 date of application Day, a kind of real flame fireplace including furnace wall is disclosed, the top of furnace wall is equipped with furnace roof and forms furnace body, and furnace body overhead surface sets interior Flue, the uniformly distributed ventilation hole in furnace wall surrounded surface at least three faces, which is easily installed, but still suffers from the above problem.

Utility model content

For heating air duct in existing real flame fireplace in view of causing thicker wall, processing suffering, heat transfer efficiency in wall The problem of low, the purpose of this utility model is to provide a kind of real flame fireplace of efficient heat transfer, has furnace wall thin-walled property, heat transfer effect The advantages of rate is high, real flame fireplace is interior to form air-flow heating passage, and cold wind is inhaled into heating passage and is discharged after abundant heating Hot wind, indoor heating rate is fast, and the flue gas in real flame fireplace is discharged downwards through smoke exhaust fan, both makes full use of waste heat, and discharge fume Passage can close at any time, avoid cool ambient air or dust pours in down a chimney.

The utility model provides following technical solution：

A kind of real flame fireplace of efficient heat transfer, including base, the furnace body on base, further include the face wall from furnace body Be recessed the combustion chamber to be formed to furnace interior, and the side of furnace body, which is faced the wall and meditated, is equipped with hot-blast outlet, and opposite with hot-blast outlet is another Side walls are equipped with cold wind import, exhaust fan are equipped with hot-blast outlet, so that the space between furnace body and combustion chamber is formed Heat passage.

The real flame fireplace of the utility model, sets cold wind import and hot-blast outlet on furnace body, and is set at hot-blast outlet There is exhaust fan, since cold wind import and hot wind inlet are oppositely arranged, add formation between furnace interior and the outside of combustion chamber The passage of heat, under the action of exhaust fan, indoor cold wind enters heating passage from cold wind import, and enters after fully heating Hot-blast outlet is simultaneously discharged through exhaust fan.Exhaust fan be arranged in the side walls of furnace body make furnace body respectively face the wall and meditate and combustion chamber Thickness can be thinner, and the heat exchange heated under the action of exhaust fan in passage is fast, and indoor temperature rising speed is accelerated.

One kind as the utility model is improved, and the inside top of the furnace body is equipped with the smoke evacuation room of closing, combustion chamber Smoke evacuation room is stretched on top, and top of combustion chamber is equipped with smoke outlet, and the lower part of furnace body is equipped with flue gas cavity, and flue gas cavity is equipped with cigarette Gas exports, and smoke outlet is equipped with smoke exhaust fan, is connected between flue gas cavity and smoke evacuation room through some flue gas heat exchange tubes.

The indoor flue gas that burns enters smoke evacuation room from the smoke outlet of top of combustion chamber, is then downwardly into through flue gas heat exchange tube Flue gas cavity is simultaneously discharged indoor through smoke exhaust fan.Flue gas flow downward in flue gas heat exchange tube during with heating passage in Cold wind exchanges heat, and makes full use of the waste heat of flue gas, improves using energy source and converting heat efficiency.Flue gas enters after flue gas cavity through row Cigarette wind turbine is discharged, prevented exhaust gases passes it is normally opened caused by cold wind pour in down a chimney the indoor phenomenon for reducing fireplace peripheral region temperature, Avoid bringing dust in chimney into indoor pollution indoor environment, and the flue dust that imperfect combustion produces in fireplace in chimney at the same time The generation for the problem of easily pouring in down a chimney when pulling out bad wind or strong wind weather into indoor pollution wall top and furniture.

One kind as the utility model is improved, and top of combustion chamber is in ramp shaped, if being equipped with band in the top of combustion chamber The flue gas shunting plate of dry flue gas through hole, the connecting hook that flue gas shunting plate is passed through through smoke outlet are connected with top of combustion chamber.Flue gas passes through Smoke outlet is then passed through into smoke evacuation room after crossing flue gas shunting plate, is avoided the blocking of flue gas and dust at smoke outlet, is kept cigarette What gas discharged flows smoothly.

One kind as the utility model is improved, and some flue gas heat exchange tubes surround the outside arranged of combustion chamber. Heat of the combustion chamber to external radiation is made full use of, improves heating efficiency.

One kind as the utility model is improved, and the opening of the cold wind import extends downward into cigarette from the bottom of smoke evacuation room On the upside of the top of gas cavity.Increase the opening of cold wind import, obtain larger cold wind intake.

One kind as the utility model is improved, and the hot-blast outlet is equipped with two and arranges up and down, in following hot wind A small cold air inlet is additionally provided with below outlet.Increase hot wind discharge rate and cold wind intake, accelerate indoor air flows speed Rate.

One kind as the utility model is improved, and further includes the feeding structure set close to the cold wind import side of furnace body, The feeding structure includes loading hopper and the feed pipe below loading hopper, and feed screw is equipped with feed pipe, into The arrival end of expects pipe is connected with loading hopper, and the port of export of feed pipe is stretched into combustion chamber.The fuel such as sawdust are made full use of, are kept Cleaning.

One kind as the utility model is improved, and is equipped with fuel oven in the combustion chamber, the port of export of the feed pipe is stretched Connected after entering combustion chamber with burning stove.Fuel concentrated combustion in burning stove, thermal loss is few and avoids ashes from drifting.

One kind as the utility model is improved, and the bottom of the fuel oven is equipped with some ventholes, the lower section for the stove that burns Equipped with air inlet pipe, air inlet pipe sequentially passes through furnace body and combustion chamber placement from back to front, is also associated with wind shield below fuel oven, institute State the front that wind shield is arranged on air inlet pipe.Air inlet pipe makes burning in burning stove abundant, and wind shield avoids the cold wind of air inlet pipe to room Interior diffusion.

The beneficial effects of the utility model are as follows：

The real flame fireplace of the utility model has a furnace wall thin-walled property compared with existing real flame fireplace, high excellent of heat transfer efficiency Point, real flame fireplace is interior to form air-flow heating passage, and cold wind is inhaled into heating passage and discharges hot wind after abundant heating, indoor Heating rate is fast, and the flue gas in real flame fireplace is discharged downwards from flue gas heat exchange tube through smoke exhaust fan, both takes full advantage of waste heat, and And discharge flue can close at any time, pouring in down a chimney for cool ambient air or dust is avoided.

Brief description of the drawings

Fig. 1 is the configuration diagram of the real flame fireplace of the utility model.

Fig. 2 is the front view of real flame fireplace.

Fig. 3 is the rearview of real flame fireplace.

Fig. 4 is the cross section view at A-A in Fig. 2.

Fig. 5 is the cross section view at B-B in Fig. 2.

Fig. 6 is the cross section view at C-C in Fig. 2.

In figure：1st, furnace body, 11, face wall, 12, left side face the wall and meditate, 13, small cold air inlet, 14, smoke evacuation room, 15, flue gas heat exchange Pipe, 16, cold wind import, 17, flue gas cavity, 2, base, 3, combustion chamber, 31, top of combustion chamber, 32, smoke outlet, 33, flue gas point Flowing plate, 34, connecting hook, 35, smoke ventilator, 36, burning stove, 37, air inlet pipe, 38, wind shield, 39, venthole, 4, charging knot Structure, 41, loading hopper, 42, feed pipe, 43, feed screw, 5, exhaust fan, 6, smoke exhaust fan.

Embodiment

Specific embodiment of the present utility model is described further below.

Embodiment 1

As shown in 1~Fig. 3 of attached drawing, a kind of real flame fireplace of efficient heat transfer, including furnace body 1 and base 2, furnace body are arranged on base On, it is recessed to form combustion chamber 3 to furnace interior from the face wall 11 of furnace body, facing the wall and meditating on the left of furnace body 12 is equipped with hot-blast outlet, Cold wind import 16 is equipped with as shown in figure 5, facing the wall and meditating on the right side of furnace body, preferably the opening of cold wind import is downward from the bottom of smoke evacuation room Extend on the upside of the top of flue gas cavity, exhaust fan 5 is equipped with hot-blast outlet, so that the space between furnace body and combustion chamber Heating passage is formed, to accelerate indoor rate of heat transfer, hot-blast outlet is equipped with two and arranges up and down, in following hot-blast outlet Lower section be additionally provided with a small cold air inlet 13.

As shown in figure 4, the inside top of furnace body is equipped with the smoke evacuation room 14 of closing, smoke evacuation interior is stretched on the top of combustion chamber, Top of combustion chamber 31 is equipped with smoke outlet 32, as shown in fig. 6, the lower part of furnace body is equipped with flue gas cavity 17, flue gas cavity and smoke evacuation Connected between room through some flue gas heat exchange tubes 15, flue gas heat exchange tube surrounds the outside arranged of combustion chamber, is set on flue gas cavity There is exhanst gas outlet, smoke outlet is equipped with smoke exhaust fan 6.Top of combustion chamber is in ramp shaped, and band is equipped with the top of combustion chamber The flue gas shunting plate 33 of some smoke ventilators 35, the connecting hook 34 that flue gas shunting plate is passed through through smoke outlet connect with top of combustion chamber Connect.

For using fuel such as sawdusts, feeding structure 4, including loading hopper 41 are equipped with close to the side of the cold wind import of furnace body With the feed pipe 42 below loading hopper, feed pipe is interior to be equipped with feed screw 43, the arrival end and loading hopper of feed pipe Connection, the port of export of feed pipe are stretched into combustion chamber.Fuel oven 36 is equipped with combustion chamber, the port of export of feed pipe stretches into combustion chamber Connected afterwards with burning stove.The bottom of fuel oven is equipped with some ventholes 39, and the lower section of the stove that burns is equipped with air inlet pipe 37, air inlet pipe from Furnace body and combustion chamber placement are sequentially passed through before backward, wind shield 38 is also associated with below fuel oven, wind shield is arranged on air inlet pipe Front.

Embodiment 2

A kind of real flame fireplace of efficient heat transfer, including furnace body 1 and base 2, furnace body is arranged on base, from the face wall of furnace body 11 are recessed to form combustion chamber 3 to furnace interior, are with the difference of embodiment 1, and hot-blast outlet is arranged on the right flank of furnace body Wall, cold wind import 16 are arranged on the left of furnace body and face the wall and meditate 12.

Using the utility model real flame fireplace when, the fuel in loading hopper is under the propulsion of feed screw from feed pipe Into burning stove after-combustion, the air inlet pipe supply air below the stove that burns makes fuel combustion abundant, and a heat part for generation is straight Connect from the front of furnace body and shed, a part is transmitted from combustion chamber into the heating passage between furnace body and combustion chamber outside, cold wind Enter from cold wind import and small cold air inlet in heating passage, in the work of exhaust fan after abundant heat temperature raising forms hot wind With lower indoor temperature is raised to indoor conveying.Burning stove burning produce flue gas flow up, through flue gas shunting plate shunting after from Smoke outlet enters smoke evacuation room, then enters flue gas cavity through flue gas heat exchange tube and is arranged under the action of smoke exhaust fan from exhanst gas outlet Go out.Flue gas in flue gas heat exchange tube fully exchanges heat with the cold wind in heating passage improves Waste Heat Reuse and energy transformation ratio.

Claims (9)

1. a kind of real flame fireplace of efficient heat transfer, including base, the furnace body on base, it is characterised in that further include from stove The face wall of body is recessed the combustion chamber to be formed to furnace interior, and the side of furnace body, which is faced the wall and meditated, is equipped with hot-blast outlet, with hot-blast outlet Opposite opposite side, which is faced the wall and meditated, is equipped with cold wind import, exhaust fan is equipped with hot-blast outlet, so that between furnace body and combustion chamber Space formed heating passage.

2. the real flame fireplace of efficient heat transfer according to claim 1, it is characterised in that the inside top of the furnace body is equipped with The smoke evacuation room of closing, smoke evacuation room is stretched on the top of combustion chamber, and top of combustion chamber is equipped with smoke outlet, and the lower part of furnace body is equipped with flue gas Cavity, flue gas cavity are equipped with exhanst gas outlet, and smoke outlet is equipped with smoke exhaust fan, through some between flue gas cavity and smoke evacuation room Flue gas heat exchange tube connects.

3. the real flame fireplace of efficient heat transfer according to claim 2, it is characterised in that top of combustion chamber is in ramp shaped, Be equipped with the flue gas shunting plate with some smoke ventilators in the top of combustion chamber, flue gas shunting plate pass through connecting hook through smoke outlet with Top of combustion chamber connects.

4. the real flame fireplace of the efficient heat transfer according to Claims 2 or 3, it is characterised in that some flue gas heat exchange tubes Outside arranged around combustion chamber.

5. the real flame fireplace of efficient heat transfer according to claim 1, it is characterised in that the opening of the cold wind import is from row The bottom of smoke-box is extended downward on the upside of the top of flue gas cavity.

6. the real flame fireplace of efficient heat transfer according to claim 1, it is characterised in that the hot-blast outlet is equipped with two simultaneously Arrangement up and down, is additionally provided with a small cold air inlet below following hot-blast outlet.

7. the real flame fireplace of efficient heat transfer according to claim 1, it is characterised in that further include cold wind close to furnace body into The feeding structure that mouth side is set, the feeding structure include loading hopper and the feed pipe below loading hopper, into Feed screw is equipped with expects pipe, the arrival end of feed pipe is connected with loading hopper, and the port of export of feed pipe is stretched into combustion chamber.

8. the real flame fireplace of efficient heat transfer according to claim 7, it is characterised in that fuel is equipped with the combustion chamber Stove, the port of export of the feed pipe connect after stretching into combustion chamber with burning stove.

9. the real flame fireplace of efficient heat transfer according to claim 8, it is characterised in that if the bottom of the fuel oven is equipped with Dry venthole, the lower section for the stove that burns are equipped with air inlet pipe, and air inlet pipe sequentially passes through furnace body and combustion chamber placement, fuel oven from back to front Lower section is also associated with wind shield, and the wind shield is arranged on the front of air inlet pipe.