CN2921616Y - Gas fuel fireplace with balance reinforced air exhausting system - Google Patents
Gas fuel fireplace with balance reinforced air exhausting system Download PDFInfo
- Publication number
- CN2921616Y CN2921616Y CN 200620044124 CN200620044124U CN2921616Y CN 2921616 Y CN2921616 Y CN 2921616Y CN 200620044124 CN200620044124 CN 200620044124 CN 200620044124 U CN200620044124 U CN 200620044124U CN 2921616 Y CN2921616 Y CN 2921616Y
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- smoke
- pipe
- burner
- exhaust
- forced
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Abstract
A gas fuel fireplace with balance reinforced air exhausting system comprises a shell, a furnace enclosed by the shell, a burner arranged in the furnace, a gas control valve and a gas transmission pipe arranged on the burner, a control system arranged on the shell and a balance reinforced air exhausting system arranged in the furnace, wherein, the balance reinforced air exhausting system comprises a smoke collecting cover, a reinforced exhaust fan, a smoke exhausting pipe, a conversion plate of smoke exhausting and inlet air, a double-layered smoke pipe, a fresh air distribution storehouse, a fresh air pipe and a fresh air outlet. As the reinforced air exhausting system is comprised, which can reinforce to exhaust smoke and inhale fresh air, the wind speed of smoke exhausting can be controlled, freely increased or decreased without being influenced by the pressure, wind speed and wind direction of external natural wind as well as the length and tendency of the smoke pipe.
Description
Technical field
The utility model relates to a kind of gas firing wall, particularly relates to a kind of gas firing wall with balanced forced exhaust system.
Background technology
Along with energy crisis is more and more paid close attention to by the people, the warming people attempt to use to greatest extent the most effective the most cheap fuel.Therefore, more prosperous with the gas firing wall heating, and quietly enter Chinese family.All the time, how in gas firing wall toxic emission process, to reduce thermal loss to greatest extent, can fully ensure simultaneously the user again safe in utilization be that fireplace production firm endeavours the problem studied jointly.At present, the exhaust emission system that the fireplace production firm in North America and Europe adopts usually is a straight-line, as publication number is the United States Patent (USP) of US4793322, it is the structure with straight-line gas extraction system, it comprise double-deck smoke pipe and with double-deck smoke pipe skin together with the circular passage, the outer field annular flow path of double-deck smoke pipe is the fresh air passage, mainly is the fresh air outside supplied burner; The inner layer pipe of double-deck smoke pipe is used for discharging waste gas to external environment condition (outdoor).This structure can utilize the heat preheating of distributing in the internal layer toxic emission process of double-deck smoke pipe by the outer field fresh air of double-deck smoke pipe.Though the structure of this straight-line gas extraction system has reduced certain thermal loss, but this air draft mode is because the smoke evacuation wind speed is less, be subject to the air pressure, wind speed and direction of extraneous natural wind and vertically upward smoke pipe must grow the influence of pulling out with draft, cause toxic emission not smooth sometimes.Summary, this gas firing wall with straight-line gas extraction system has following defective: the one, smooth and easy for exhaust, its smoke exhaust pipe diameter is big, and it is big that the radius at smoke pipe turning is also wanted, and must have the smoke pipe part conduct of vertical length 〉=4m to pull out wind; The 2nd, the smoke evacuation wind speed is less, and the preventing air reverse flow device must be arranged.Because it is subjected to the air pressure of extraneous natural wind, the influence of wind speed and direction easily.Structure as for the straight-line exhaust system that has is that smoke discharging pipe and fresh wind tube road are the shuntings, and the smoke discharging pipe in this shunting and fresh wind tube road because the smoke discharging pipe outside wall temperature is higher, also need thermal insulation protection.Can cause the thermal efficiency to reduce.And, there is not the apartment of flue that this gas firing wall can not be installed, smoke pipe many indoor restrictions that yet are subjected to install of turning.
Summary of the invention
The purpose of this utility model is to overcome the above-mentioned existing defective of gas firing wall with straight-line exhaust system, and a kind of gas firing wall with balanced forced exhaust system is provided.
The utility model to achieve the above object, the technical scheme that is adopted is: it comprises shell, the burner hearth that surrounds by shell, place the burner in the burner hearth, be connected in fuel gas transportation pipeline and gas control valve door on the burner, place the control system on the shell and place the interior balanced forced exhaust system of burner hearth.
Described balanced forced exhaust system comprises the exhaust fume collecting hood that is positioned at the burner top, place the other Forced discharge fan of exhaust fume collecting hood, place the smoke exhaust pipe on the Forced discharge fan exhaust outlet, place the smoke evacuation air intake changeover panel on the smoke exhaust pipe outlet flue, the double-deck smoke pipe that pipe communicates with smoke exhaust pipe in placing on the smoke evacuation air intake changeover panel, the new wind distribution bin that communicates with double-deck smoke pipe outer tube is connected in the fresh wind tube road on the new wind distribution bin, is positioned at the new wind outlet that faces toward burner on the gas outlet, fresh wind tube road.
As above-mentioned structure, the waste gas that is produced during the burner combustion combustion gas is forced to discharge by the interior pipe of smoke exhaust pipe, smoke evacuation air intake changeover panel and double-deck smoke pipe by Forced discharge fan after being positioned at the exhaust fume collecting hood collection of burner top; After the waste gas in the burner hearth is discharged from, form negative pressure in the burner hearth, the fresh air of outside enters in the new wind distribution bin by the outer tube and the smoke evacuation air intake changeover panel of double-deck smoke pipe, is added on the combustion flame of burner by fresh wind tube road and new wind outlet again.With this, the waste gas in the burner hearth constantly is discharged from, and the fresh air of outside constantly covers in the burner hearth, and the inside and outside air pressure of burner hearth reaches balance.
The above-mentioned beneficial effect that scheme produced of the utility model is remarkable:
1. the utility model comprises Forced discharge fan because have balanced forced exhaust system, forces combustion gas by Forced discharge fan, is not subjected to the restriction of smoke exhaust pipe diameter.Therefore, the diameter of smoke exhaust pipe can be done forr a short time, and the wind speed of smoke evacuation can be adjusted (adjusting usually) in the 3.6m/s---8m/s scope, and the mounting condition of fireplace is reduced, and can install under various environment.
2. the utility model is forced fume exhaust and the new wind of suction because have balanced forced exhaust system, and the wind speed of smoke evacuation can be controlled, and also can arbitrarily improve the smoke evacuation wind speed, is not subjected to the air pressure of extraneous natural wind, the influence of wind speed and direction.
3. in the balanced forced exhaust system of the present utility model, because be connected with smoke evacuation air intake changeover panel on the smoke exhaust pipe outlet flue and between the double-deck smoke pipe, when discharging fume in the smoke exhaust pipe, smoke evacuation air intake changeover panel forwards to smoke exhaust pipe is communicated with the interior pipe of double-deck smoke pipe, and the new wind distribution bin that communicates with the outer tube of double-deck smoke pipe is closed, thereby, prevented pouring in down a chimney of waste gas.
4. the utility model is because have balanced forced exhaust system, it is outdoor that the pernicious gas that it produces the fireplace burning by a Forced discharge fan forces extraction to be discharged into, make fireplace be in negative-pressure firing, if Forced discharge fan air draft in 5 seconds in advance before each start, clear the waste gas that retains in the burner hearth, can prevent detonation, thereby increase safety measure one, make the user use fireplace safer.
5. the utility model is because have balanced forced exhaust system, and combustion gas sucks fresh air in time, and the outer field temperature of furnace roof, shell and smoke pipe is reduced more than 50%, meets the fire-fighting requirement, makes the user use fireplace safer.
6. the utility model is because have a balanced forced exhaust system, and the smoke evacuation direction is unrestricted, and smoke pipe is not moved towards length and limits, so install more conveniently, exterior wall is more attractive in appearance, makes the house type that does not have chimney also fireplace of the present utility model can be installed.
7. the utility model is because balanced forced exhaust system, new wind distribution bin, fresh wind tube road and new wind outlet that outside fresh air is communicated with double-deck smoke pipe outer tube by smoke evacuation air intake changeover panel enter in the burner hearth, thereby make the fuel gas buring in the burner get more abundant more stable.
Description of drawings
Fig. 1 is the schematic diagram of the outer body structure of an embodiment of the utility model gas firing wall;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the cutaway view of the A-A face of Fig. 1;
Fig. 4 is the cutaway view of the B-B face of Fig. 2;
Fig. 5 is the schematic diagram of interior forced fume exhaust of the utility model gas firing wall one embodiment burner hearth and the circulation of air intake balance.
The specific embodiment
Below in conjunction with drawings and Examples structure of the present utility model is described further.
Fig. 1,2,3, the 4th, the structural representation of the utility model gas firing wall one embodiment.
Shown in Fig. 1,2,3,4, it comprises the utility model gas firing wall: shell 01, the burner hearth 02 that surrounds by shell 01, place the burner 8 in the burner hearth 02, be connected in fuel gas transportation pipeline and gas control valve door 10 on the burner 8, place the control system 9 on the shell 01 and place balanced forced exhaust system in the burner hearth 02.
As Fig. 3, shown in 4, described balanced forced exhaust system comprises the exhaust fume collecting hood 5 that is positioned at burner 8 tops, place the Forced discharge fan 3 on exhaust fume collecting hood 5 other (or on limits of exhaust fume collecting hood 5), place the smoke exhaust pipe 2 on Forced discharge fan 3 exhaust outlets, place the smoke evacuation air intake changeover panel 1 on smoke exhaust pipe 2 outlet flues, the double-deck smoke pipe 11 that pipe communicates with smoke exhaust pipe 2 in placing on the smoke evacuation air intake changeover panel 1, the new wind distribution bin 4 that communicates with double-deck smoke pipe 11 outer tubes by smoke evacuation air intake changeover panel 1, be connected in the fresh wind tube road 6 on the new wind distribution bin 4, be positioned at the new wind outlet 7 of the combustion flame that faces toward on 6 gas outlets, fresh wind tube road on the burner 8.
Described and the new wind distribution bin 4 that communicates with double-deck smoke pipe 11 outer tubes place the top of burner hearth 02, in order to the heat that absorbs burner hearth 02 top, make the heat in the burner hearth carry out heat exchange with new wind in the new wind distribution bin 4, both the new wind of preheating was raised the efficiency, can reduce top temperature again, save heat insulation filler etc., guaranteed safety.
Fig. 5 is the forced fume exhaust of an embodiment in the utility model gas firing wall burner hearth and the schematic diagram of air intake balance circulation.As shown in Figure 5, when placing burner 8 combustion gas in the burner hearth 02, the waste gas that is produced is forced to be discharged from by the interior pipe of smoke exhaust pipe 2, smoke evacuation air intake changeover panel 1 and double-deck smoke pipe 11 by Forced discharge fan 3 after being positioned at exhaust fume collecting hood 5 collections of burner 8 tops; After the waste gas in the burner hearth 02 is discharged from, form negative pressure in the burner hearth 02, the fresh air of outside enters in the new wind distribution bin 4 by the outer tube and the smoke evacuation air intake changeover panel 1 of double-deck smoke pipe 11, is added on the combustion flame of burner 8 by fresh wind tube road 6 and new wind outlet 7 again.So far, the waste gas in the burner hearth constantly is discharged from, and the fresh air of outside constantly covers in the burner hearth, and the inside and outside air pressure of burner hearth reaches balance.
In the present embodiment, brought in the smoke pipe, the cigarette cap 12 that fly net is contained in inside be housed on the air inlet of double-deck smoke pipe 11 for the foreign material and the dust in air that can prevent the outside.As shown in Figure 5.
The described exhaust fume collecting hood 5 other Forced discharge fans 3 that place preferably are seated on the position in non high temperature district, burner 8 top.Because the temperature that burner 8 burning produces waste gas is up to about 185 ℃, so the installation site of Forced discharge fan 3 must be in the high-temperature region, waste gas carries out heat exchange in advance with the reduction exhaust gas temperature like this.Simultaneously, Forced discharge fan is other can be provided with a circulating fan (air quantity 200m
3/ h) it is cooled off.
For being fit to the contradiction between different smoke pipe length and turning quantity and the smoke evacuation, in the present embodiment, the rotating speed of described Forced discharge fan is designed to stepless speed regulation, promptly is that rotating speed is the exhaust blower of stepless speed regulation.And make its rotating speed adjusting range at 1000rpm/min～2800rpm/min, and wind speed is between 3.6m/s～8m/s, and air quantity is at 22m
3/ h～42m
3Between can adjust, like this can satisfy different arrangement requirements.
In addition in the present embodiment, the motor of Forced discharge fan itself has a fan blade.In the running, can cut off the heat of blower fan itself to the motor transmission.Under such condition, the electric machine temperature rise of Forced discharge fan generally is no more than about 65 ℃, is the safe handling of the motor of Forced discharge fan, must improve its class of insulation.The temperature rise of " B " level is 85K, requires the enamel-covered wire winding of motor is twined protection with polyethylene tape.The motor lead-out wire is selected high temperature wire for use.The motor bearings Hmp grease.
Claims (7)
1. gas firing wall with balanced forced exhaust system, it comprises: shell, the burner hearth that surrounds by shell, place the burner in the burner hearth, be connected in gas control valve door and the fuel gas transportation pipeline on the burner and place control system on the shell, it is characterized in that: comprise the balanced forced exhaust system that places in the burner hearth, it comprises the exhaust fume collecting hood that is positioned at the burner top, place the other Forced discharge fan of exhaust fume collecting hood, place the smoke exhaust pipe on the Forced discharge fan exhaust outlet, place the smoke evacuation air intake changeover panel on the smoke exhaust pipe outlet flue, the double-deck smoke pipe that pipe communicates with smoke exhaust pipe in placing on the smoke evacuation air intake changeover panel, new wind distribution bin by smoke evacuation air intake changeover panel communicates with double-deck smoke pipe outer tube is connected in the fresh wind tube road on the new wind distribution bin, is positioned at the new wind outlet that faces toward burner on the gas outlet, fresh wind tube road.
2. the gas firing wall with balanced forced exhaust system according to claim 1 is characterized in that new wind distribution bin that described and double-deck smoke pipe outer tube communicates places the top of burner hearth.
3. the gas firing wall with balanced forced exhaust system according to claim 1 is characterized in that being equipped with the cigarette cap that fly net is contained in inside on the air inlet of double-deck smoke pipe.
4. the gas firing wall with balanced forced exhaust system according to claim 1 is characterized in that the described interior Forced discharge fan of exhaust fume collecting hood that places is to be seated on the position in non high temperature district, burner top.
5. the gas firing wall with balanced forced exhaust system according to claim 1 is characterized in that at the other circulating fan that is equipped with of Forced discharge fan.
6. the gas firing wall with balanced forced exhaust system according to claim 1 is characterized in that the motor of described Forced discharge fan itself has a fan blade.
7. the gas firing wall with balanced forced exhaust system according to claim 5 is characterized in that described Forced discharge fan is that rotating speed is the exhaust blower of stepless speed regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620044124 CN2921616Y (en) | 2006-07-21 | 2006-07-21 | Gas fuel fireplace with balance reinforced air exhausting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620044124 CN2921616Y (en) | 2006-07-21 | 2006-07-21 | Gas fuel fireplace with balance reinforced air exhausting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2921616Y true CN2921616Y (en) | 2007-07-11 |
Family
ID=38254096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620044124 Expired - Lifetime CN2921616Y (en) | 2006-07-21 | 2006-07-21 | Gas fuel fireplace with balance reinforced air exhausting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2921616Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100414174C (en) * | 2006-07-21 | 2008-08-27 | 杨学凯 | Gas firing wall stove with balanced forced air exhausting system |
-
2006
- 2006-07-21 CN CN 200620044124 patent/CN2921616Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100414174C (en) * | 2006-07-21 | 2008-08-27 | 杨学凯 | Gas firing wall stove with balanced forced air exhausting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20060721 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |