CN206018710U - A kind of combustion furnace with anti-function of burning - Google Patents

Abstract

The utility model discloses a kind of combustion furnace with anti-function of burning, top is provided with the charging chamber that the burner hearth of port and burner hearth are communicated, chamber door to be opened/closed is provided with the charging chamber, also includes that fume pipe, the arrival end of the fume pipe are connected in the upper cavity wall of charging chamber；Also include that the negative pressure generating device being connected with fume pipe, the negative pressure generating device are used for causing fume pipe to produce suction charging chamber Flame, the suction force of flue gas.Compared to traditional combustion stove, when fuel is added, flame and flue gas partly or entirely can be inhaled in particular space for this combustion furnace, with using safer advantage for this combustion furnace；Meanwhile, this combustion furnace when fuel is added, the characteristics of affect little or without impact, this combustion furnace also has the thermal efficiency high on ambient air quality.

Description

A kind of combustion furnace with anti-function of burning

Technical field

This utility model is related to firing equipment technical field, more particularly to a kind of combustion furnace with anti-function of burning.

Background technology

Fire is essential in people's daily life, is primarily used to heat water, cooking food, raises indoor temperature etc.. In prior art, inside city, adopt natural gas as fuel, as rural area can be gathered materials on the spot, therefore rural area also has more Sizable family uses firewood as fuel.

Nowadays, agricultural crop straw, the combustion technology of tree limb are developed, and occur in that following in prior art Combustion technology：Straw and branch are first inserted in primary fuel thorax and is burnt, by controlling the air inlet amount of primary fuel thorax, made Contain a large amount of fuel gas in primary fuel thorax institute smoke discharging, above fuel gas is used for burning next time, so, due to can Combustion gas combustion produces less harmful substance, and this causes this combustion technology compared to traditional combustion system, not only has more The advantage of environmental protection, while can be by the above fuel gas of pipeline, to facilitate the position of arrangement hot spot.

With further enhancing for environmental consciousness, the straw of gained during proportion of crop planting is made full use of, right to reduce The dependency of Fossil fuel, is important directions of existing firewood gasification burner development.

Utility model content

This utility model provides a kind of combustion furnace with anti-function of burning, compared to traditional combustion stove, this combustion furnace When fuel is added, flame and flue gas partly or entirely can be inhaled in particular space, with using safer advantage.

A kind of combustion furnace with anti-function of burning that this utility model is provided is by following technical essential come solve problem： A kind of combustion furnace with anti-function of burning, is provided with the charging chamber that the burner hearth of port and burner hearth are communicated including top, described Chamber door to be opened/closed is provided with charging chamber, also includes that fume pipe, the arrival end of the fume pipe are connected to the epicoele of charging chamber On wall；

Also include that the negative pressure generating device being connected with fume pipe, the negative pressure generating device are used for fume pipe generation to be taken out Inhale charging chamber Flame, the suction force of flue gas；

Also include for burner hearth provide combustion air air-intake device, the air-intake device include airduct, discharge pipe and Aerator, the two ends of the discharge pipe be connected respectively at the arrival end of the port of export and airduct of aerator, and the fume pipe goes out Mouth end is connected on discharge pipe, and the outlet of the airduct is communicated with burner hearth.

Specifically, this combustion furnace can be used as gasification burner：The fuel such as timber, straw anoxycausis in the burner hearth, produced Also include that the flue gas of fuel gas discharges burner hearth by port, fuel gas is ignited at port.Communicate with burner hearth above Charging chamber be used for adding fuel in burner hearth, gas furnace is different from traditional firewood furnace, due to needing in high temperature, anaerobic environment Middle can just access preferable fuel gas yield, therefore actually used during, there is in burner hearth higher temperature, above charging Chamber door to be opened/closed is provided with chamber, is also intended to realize that burner hearth, only when fuel adds, is just communicated with the external world.

The fume pipe of arrangement above be used for open chamber door when, aspirate charging chamber in flame, flue gas, with avoid flame, Flue gas overflows or reduces the amount that flame, flue gas overflow by the chamber door of charging chamber, so, not only the user of this combustion furnace is carried Anti- safeguard protection of burning is supplied, while also having the effect for protecting this combustion furnace use occasion air quality.

In above air-intake device, discharge pipe and aerator serve as the effect of negative pressure generating device, the fluid in fume pipe It is pulled away in the presence of air-out pipe fluid so that fume pipe has the function of drawing smoke, flame.Going out discharge pipe above Mouth is connected on airduct, the high temperature fluid that is extracted out by fume pipe can be caused to be re-injected in burner hearth by airduct, so, be can reach Reduce the purpose of thermal loss, so, be conducive to the thermal efficiency for improving combustion furnace.Meanwhile, extracted in fuel using apparatus above Flame or flue gas during interpolation in charging chamber, as high temperature fluid is without aerator, therefore there is no impact air blast in high temperature fluid The hidden danger of machine performance, this structure can achieve corresponding function using common aerator.

Above negative pressure generating device is used for the power for producing drawing smoke, flame, such as adopts air-introduced machine, now, fume pipe Entrance be located at air-introduced machine suction side；Using aerator, jet pump principle can be adopted now, be with the one's intention as revealed in what one says that goes out of aerator Power, aspirates flame and flue gas by fume pipe, above the port of export of fume pipe is connected on discharge pipe, as pass through discharge pipe In the distinguished and admirable gas that takes away in fume pipe, reach the purpose by fume pipe drawing smoke and flame.As art technology Personnel, are to improve Extracting Ability of the discharge pipe to flue gas tube fluid, and preferably in the discharge pipe, discharge pipe is connected with fume pipe Position arranges a horn mouth in size head, and outlet of the bell-mouthed big end near aerator, the outlet of fume pipe are located at At bell-mouthed small end.

Further technical scheme is：

As a kind of implementation that only fume pipe just works when charging chamber chamber door is opened, also include for changing flue gas The shrouding of pipe circulation status, the shrouding are linked with chamber door：When chamber door is opened, shrouding is switched to the state of conducting fume pipe, When chamber door is closed, shrouding is switched to the state for blocking fume pipe.This programme can be by opening up one in cavity wall in charging chamber Hole, fume pipe are connected on hole, and shrouding is articulated and connected with the inwall of charging chamber, the cavity wall chain connection of chamber door and charging chamber, with When the connecting rod that is connected with shrouding respectively at chamber door of piece two ends is set, the two ends of the connecting rod pass through flexural pivot and shrouding respectively And chamber door is connected, so, when chamber door is opened and closed, you can so that jointed shaft of the shrouding around which between charging chamber is rotated, it is right to realize The closing of the arrival end of fume pipe is not closed.

For ease of controlling the anoxycausis situation of burner hearth fuel and collecting ashes, also include the stove being arranged in burner hearth Bridge, the grate are the platy structure for being provided with multiple through holes, and the through hole is through the upper and lower end of grate, grate Lower section also has grey chamber.

For ease of ashes are removed grey chamber, the ash bucket that can be removed from grey chamber in the grey chamber, is provided with.

For convenience of the anoxycausis situation and the combustion air supply of fuel gas of manual control fuel, the airduct bag The first airduct and the second airduct is included, the port of export of first airduct is located at the top of grate, the port of export of second airduct The lower section of grate is located at, discharge pipe is communicated with the first airduct, the second airduct.

Due to this combustion furnace operationally, need to be a hot environment in burner hearth, for avoiding because thermal stress is excessive The service life of this combustion furnace, the burner hearth is affected to include tubular thorax body and be fixed on the thorax lid that holds with thorax, the thorax Lid is in ellipse end socket shape or hemispherical head shape.

For avoiding thermal loss and causing in burner hearth to be hot environment, the outside of the burner hearth is also enclosed with thermal insulation layer.

This utility model has the advantages that：

This combustion furnace can be used as gasification burner：The fuel such as timber, straw anoxycausis in the burner hearth, produced also including can The flue gas of combustion gas body discharges burner hearth by port, and fuel gas is ignited at port.The charging chamber for communicating with burner hearth above It is used for adding fuel in burner hearth, gas furnace is different from traditional firewood furnace, as needs can in high temperature, anaerobic environment Obtain preferable fuel gas yield, thus actually used during, there is higher temperature in burner hearth, arrange in above charging chamber There is chamber door to be opened/closed, be also intended to realize that burner hearth, only when fuel adds, is just communicated with the external world.

The fume pipe of arrangement above be used for open chamber door when, aspirate charging chamber in flame, flue gas, with avoid flame, Flue gas overflows or reduces the amount that flame, flue gas overflow by the chamber door of charging chamber, so, not only the user of this combustion furnace is carried Anti- safeguard protection of burning is supplied, while also having the effect for protecting this combustion furnace use occasion air quality.

In above air-intake device, discharge pipe and aerator serve as the effect of negative pressure generating device, the fluid in fume pipe It is pulled away in the presence of air-out pipe fluid so that fume pipe has the function of drawing smoke, flame.Going out discharge pipe above Mouth is connected on airduct, the high temperature fluid that is extracted out by fume pipe can be caused to be re-injected in burner hearth by airduct, so, be can reach Reduce the purpose of thermal loss, so, be conducive to the thermal efficiency for improving combustion furnace.Meanwhile, extracted in fuel using apparatus above Flame or flue gas during interpolation in charging chamber, as high temperature fluid is without aerator, therefore there is no impact air blast in high temperature fluid The hidden danger of machine performance, this structure can achieve corresponding function using common aerator.

Description of the drawings

Fig. 1 is that a kind of structure of one specific embodiment in combustion furnace with anti-function of burning described in the utility model is cutd open View；

Fig. 2 is shrouding in a kind of specific embodiment of combustion furnace one with anti-function of burning described in the utility model Annexation schematic diagram with chamber door；

Fig. 3 is flue gas in a kind of specific embodiment of combustion furnace one with anti-function of burning described in the utility model Pipe and the annexation schematic diagram of air-intake device.

Numbering in figure is followed successively by：1st, burner hearth, 2, grate, 3, port, the 4, first airduct, 5, charging chamber, 6, fume pipe, 7th, ash bucket, 8, shrouding, the 9, second airduct, 10, grey chamber, 11, thermal insulation layer, 12, aerator, 13, discharge pipe.

Specific embodiment

With reference to embodiment, the utility model is described in further detail, but structure of the present utility model is not only It is limited to following examples.

Embodiment 1：

As shown in Figure 1 to Figure 3, a kind of combustion furnace with anti-function of burning, including the burner hearth that top is provided with port 3 1 charging chamber 5 communicated with burner hearth 1, is provided with chamber door to be opened/closed in the charging chamber 5, also include fume pipe 6, the flue gas The arrival end of pipe 6 is connected in the upper cavity wall of charging chamber 5；

Also include that the negative pressure generating device being connected with fume pipe 6, the negative pressure generating device are used for fume pipe 6 to be produced Suction 5 Flame of charging chamber, the suction force of flue gas；

Also include that, for the air-intake device to the offer combustion air of burner hearth 1, the air-intake device includes airduct, discharge pipe 13 And aerator 12, the two ends of the discharge pipe 13 are connected respectively at the arrival end of the port of export and airduct of aerator 12, the cigarette The port of export of trachea 6 is connected on discharge pipe 13, and the outlet of the airduct is communicated with burner hearth 1.

Specifically, this combustion furnace can be used as gasification burner：The fuel such as timber, straw anoxycausis in the burner hearth 1, produced Also include that the flue gas of fuel gas discharges burner hearth 1 by port 3, fuel gas is ignited at port 3.Above with burner hearth 1 The charging chamber 5 for communicating is used for adding fuel in burner hearth 1, and gas furnace is different from traditional firewood furnace, due to needing in high temperature, lacking Can just access preferable fuel gas yield in oxygen environment, thus actually used during, there is higher temperature in burner hearth 1, Chamber door to be opened/closed is provided with above charging chamber 5, is also intended to realize that burner hearth 1, only when fuel adds, is just communicated with the external world.

The fume pipe 6 of arrangement above is used for when chamber door is opened, and the flame, flue gas in suction charging chamber 5, to avoid fire Flame, flue gas overflow or reduce the amount that flame, flue gas overflow, so, the not only use to this combustion furnace by the chamber door of charging chamber 5 Person provides anti-safeguard protection of burning, while also having the effect for protecting this combustion furnace use occasion air quality.

Above negative pressure generating device is used for the power for producing drawing smoke, flame, such as adopts air-introduced machine, now, fume pipe 6 Entrance be located at air-introduced machine suction side；Using aerator, jet pump principle can be adopted now, be with the one's intention as revealed in what one says that goes out of aerator Power, aspirates flame and flue gas by fume pipe 6.

In above air-intake device, discharge pipe 13 and aerator 12 serve as the effect of negative pressure generating device, in fume pipe Fluid is pulled away in the presence of 13 fluid of discharge pipe so that fume pipe has the function of drawing smoke, flame.Above by air-out The outlet of pipe 13 is connected on airduct, and the high temperature fluid that is extracted out by fume pipe can be caused to be re-injected in burner hearth 1 by airduct, this Sample, can reach reduces the purpose of thermal loss, so, is conducive to the thermal efficiency for improving combustion furnace.Meanwhile, taken out using apparatus above Flame or flue gas in charging chamber when fuel adds is taken at, as high temperature fluid is without aerator 12, therefore high temperature fluid is not deposited In the hidden danger for affecting 12 performance of aerator, this structure can achieve corresponding function using common aerator 12.

Embodiment 2：

As shown in Figure 1 to Figure 3, the present embodiment is further qualified on the basis of embodiment 1：As a kind of only in charging The implementation that fume pipe 6 just works when chamber 5 chamber door is opened, is also included for changing the shrouding 8 of 6 circulation status of fume pipe, institute State shrouding 8 to link with chamber door：When chamber door is opened, shrouding 8 is switched to the state of conducting fume pipe 6, when chamber door is closed, shrouding 8 are switched to the state for blocking fume pipe 6.This programme can be by opening up a hole in cavity wall in charging chamber 5, and fume pipe 6 connects On hole, shrouding 8 is articulated and connected with the inwall of charging chamber 5, the cavity wall chain connection of chamber door and charging chamber 5, while arranging one The connecting rod that two ends are connected with shrouding 8 respectively at chamber door, the two ends of the connecting rod are respectively by flexural pivot and shrouding 8 and chamber door phase Even, so, when chamber door is opened and closed, you can so that shrouding 8 is rotated with the jointed shaft between charging chamber 5 around which, realize to fume pipe 6 Arrival end closing or do not close.

For ease of controlling the anoxycausis situation of 1 fuel of burner hearth and collecting ashes, also include the stove being arranged in burner hearth 1 Bridge 2, the grate 2 are the platy structure for being provided with multiple through holes, and the through hole is through the upper and lower end of grate 2, grate 2 lower section also has grey chamber 10.

For ease of ashes are removed grey chamber 10, the ash bucket 7 that can be removed from grey chamber 10 in the grey chamber 10, is provided with.

For convenience of the anoxycausis situation and the combustion air supply of fuel gas of manual control fuel, the airduct bag Include the first airduct 4 and the second airduct 9, the port of export of first airduct 4 is located at the top of grate 2, second airduct 9 goes out Mouth end is located at the lower section of grate 2, and discharge pipe 13 is communicated with the first airduct 4, the second airduct 9.

Due to this combustion furnace operationally, need to be a hot environment in burner hearth 1, for avoiding because thermal stress is excessive The service life of this combustion furnace, the burner hearth 1 is affected to include tubular thorax body and be fixed on the thorax lid that holds with thorax, the thorax Lid is in ellipse end socket shape or hemispherical head shape.

For avoiding thermal loss and causing in burner hearth 1 to be hot environment, the outside of the burner hearth 1 is also enclosed with thermal insulation layer 11.

Above content is the further description that this utility model is made with reference to specific preferred implementation, it is impossible to recognize Fixed specific embodiment of the present utility model is confined to these explanations.Common skill for this utility model art For art personnel, the other embodiment that draws under without departing from the technical solution of the utility model should be included in this practicality In new protection domain.

Claims (7)

1. a kind of combustion furnace with anti-function of burning, is provided with port including top（3）Burner hearth（1）, and burner hearth（1）Phase Logical charging chamber（5）, the charging chamber（5）On be provided with chamber door to be opened/closed, it is characterised in that also include fume pipe（6）, institute State fume pipe（6）Arrival end be connected to charging chamber（5）Upper cavity wall on；

Also include and fume pipe（6）Connected negative pressure generating device, the negative pressure generating device are used for causing fume pipe（6）Produce Suction charging chamber（5）Flame, the suction force of flue gas；

Also include for burner hearth（1）The air-intake device of combustion air is provided, the air-intake device includes airduct, discharge pipe（13） And aerator（12）, the discharge pipe（13）Two ends respectively at aerator（12）The port of export and airduct arrival end be connected, The fume pipe（6）The port of export be connected to discharge pipe（13）On, the outlet of the airduct and burner hearth（1）Communicate.

2. a kind of combustion furnace with anti-function of burning according to claim 1, it is characterised in that also include for changing Fume pipe（6）The shrouding of circulation status（8）, the shrouding（8）Link with chamber door：When chamber door is opened, shrouding（8）It is switched to and leads Smoke passing air tube（6）State, when chamber door is closed, shrouding（8）It is switched to and blocks fume pipe（6）State.

3. a kind of combustion furnace with anti-function of burning according to claim 1, it is characterised in that also include being arranged at stove Thorax（1）In grate（2）, the grate（2）For being provided with the platy structure of multiple through holes, and the through hole runs through grate （2）Upper and lower end, grate（2）Lower section also there is grey chamber（10）.

4. a kind of combustion furnace with anti-function of burning according to claim 3, it is characterised in that the grey chamber（10）In Being provided with can be from grey chamber（10）The ash bucket of middle removal（7）.

5. a kind of combustion furnace with anti-function of burning according to claim 3, it is characterised in that the airduct includes the One airduct（4）And second airduct（9）, first airduct（4）The port of export be located at grate（2）Top, second airduct （9）The port of export be located at grate（2）Lower section, discharge pipe（13）With the first airduct（4）, the second airduct（9）Communicate.

6. a kind of combustion furnace with anti-function of burning according to claim 1, it is characterised in that the burner hearth（1）Bag Include tubular thorax body and be fixed on the thorax lid that holds with thorax, the thorax lid is in ellipse end socket shape or hemispherical head shape.

7. a kind of combustion furnace with anti-function of burning according to claim 1, it is characterised in that the burner hearth（1）'s Outside is also enclosed with thermal insulation layer（11）.