CN201421184Y - Gas fireplace - Google Patents
Gas fireplace Download PDFInfo
- Publication number
- CN201421184Y CN201421184Y CN2009201305529U CN200920130552U CN201421184Y CN 201421184 Y CN201421184 Y CN 201421184Y CN 2009201305529 U CN2009201305529 U CN 2009201305529U CN 200920130552 U CN200920130552 U CN 200920130552U CN 201421184 Y CN201421184 Y CN 201421184Y
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- Prior art keywords
- gas
- exchange tube
- pipe
- heat
- smoke exhaust
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Abstract
The utility model relates to a gas fireplace, which comprises a casing, a circulating fan, a smoke exhaust fan, a combustion box component, and a heat exchange tube used for heating air, wherein the circulating fan, the smoke exhaust fan, the combustion box component, and the heat exchange tube are arranged inside the casing and the heat exchange tube is connected with the combustion box component; in addition, the gas fireplace further comprises a recovery tube arranged inside the casing, used for pre-heating air, and respectively connected with the circulating fan and the smoke exhaust fan,and especially, the recovery tube is connected with the heat exchange tube, and an air flowing channel is formed inside the recovery tube and the heat exchange tube; high-temperature exhaust gas is ignited by the combustion box component, used to heat the heat exchange tube and the recovery tube in sequence, reduced in temperature, and discharged to the outside through the smoke exhaust fan; and the circulating fan leads cold air into the air flowing channel, the cold air led inside is preheated primarily through the recovery tube, heated to raise temperature and changed into hot air through the heat exchange tube secondarily, and then discharged to the interior. By arranging the recovery tube inside the gas fireplace and utilizing the heat of high-temperature exhaust gas, the gas fireplace enables the air to be heated twice, improves the thermal efficiency and saves the resource.
Description
Technical field
The utility model relates to the gas firing wall field, more particularly, relates to a kind of gas firing wall that can carry out twice heating to air.
Background technology
In the winter of cold, people usually need to expend the more energy and warm oneself, present people often use electric heater, hot-water stove to wait and warm oneself, yet, owing to the thermal efficiency height of combustion gas, reason such as easy to use, the gas firing wall that adopts combustion gas to warm oneself is more and more paid close attention to by people, but because the domestic market was less to the demand of gas firing wall in the past, the technical development of gas firing wall also relatively lags behind, thereby, how to design and improve gas firing wall, improve the thermal efficiency, realization is used the saving of combustion gas, becomes the problem of the common concern of industry institute.
Existing gas firing wall is indoor installation, comprise housing, and be located at circulating fan in the housing, heat-exchange tube, smoke exhaust fan, burner box assembly and gas valve, this gas firing wall is with combustion gas, for example: liquefied petroleum gas (NG), natural gas (LPG) is the energy, adopt the atmospheric burning type mode, air is taken from indoor by circulating fan, the burner box assembly is lighted the heating heat-exchange tube after combustion gas is gone in the gas valve opening unblank, flow into indoor through circulating fan again after the heat exchange intensification of air by heat-exchange tube, combustion product gases is discharged outdoor by smoke exhaust fan, but in the inventor's R﹠D process, find that the flue gas of discharging this moment also has higher heat energy " flue-gas temperature can reach 160～180 degrees centigrade; and and the thermal efficiency that fuel gas buring is realized is only about 80%; thereby flue gas was directly discharged and was outdoorly both wasted energy this moment, caused the pollution of environment temperature again.
The utility model content
The technical problems to be solved in the utility model is, at above-mentioned existing gas firing wall, only air is once heated by heat-exchange tube, the thermal efficiency is not high, can not effectively utilize the shortcoming of high-temperature flue gas, and a kind of gas firing wall is provided, reply pipe by being provided with, realization improves the thermal efficiency to twice heating of air, reaches the purpose of energy savings.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of gas firing wall is provided, comprise: housing, be located at circulating fan, smoke exhaust fan, burner box assembly in the housing and the heat-exchange tube that is used to add hot-air, described heat-exchange tube is connected with the burner box assembly, in addition, also comprise the answer pipe of being located in the housing that is used to preheat air, described answer pipe is connected with circulating fan and smoke exhaust fan respectively, and, described answer pipe is connected with heat-exchange tube, replys in pipe, the heat-exchange tube to be formed with the gas communication passage;
Described burner box assembly is lighted combustion gas and is produced high-temperature flue gas, cooling is discharged outdoor through smoke exhaust fan after heating heat-exchange tube successively and replying pipe, described circulating fan work, cold air is introduced the gas communication passage, and a preheating by replying pipe and the post bake of heat-exchange tube heat up into hot-air and enter indoor.
In gas firing wall described in the utility model, the described answer pipe outside is provided with the heating fin; Described answer pipe is a stainless steel tube, and described heating fin is an aluminium flake.
In gas firing wall described in the utility model, establish cavity in the described housing, described cavity is divided into upper cavity and lower chamber by dividing plate, described circulating fan is located in the lower chamber, described heat-exchange tube, answer pipe are located at a side of upper cavity, the answer pipe is connected in the below of heat-exchange tube, and described smoke exhaust fan, burner box assembly are located at the opposite side of upper cavity, and described smoke exhaust fan is positioned at the below of burner box assembly.
In gas firing wall described in the utility model, be provided with the coil pack that is used to collect flue gas condensing water between described answer pipe and the smoke exhaust fan.
In gas firing wall described in the utility model, described smoke exhaust fan is provided with exhanst gas outlet, and described exhanst gas outlet is connected with the answer pipe, and this smoke outlet is provided with smoke exhaust pipe and passes through outside this smoke exhaust pipe communication chamber.
In gas firing wall described in the utility model, also be provided with the gas valve that is used to control combustion gas output in the described housing, described gas valve is connected in the below of burner box assembly
In gas firing wall described in the utility model, a side of described burner box assembly is connected with gas valve, and its opposite side is connected with heat-exchange tube, is provided with burner and igniter and external power supply in it.
In gas firing wall described in the utility model, the middle part, lower end of described circulating fan offers the air intlet that is used to introduce cold air, the upper end correspondence of described housing offers the air outlet slit that is used to send hot-air, the upper end of described circulating fan is connected with the answer pipe, and described air intlet is connected with air outlet slit by described answer pipe, heat-exchange tube.
Gas firing wall of the present utility model is replied pipe by being provided with, combustion product gases enters by heat-exchange tube and replys pipe, reply the temperature of the heating fin absorption combustion product gases on the pipe, the air that makes circulating fan introduce obtains the post bake of heat-exchange tube after managing a preheating through answer, make flue gas discharge (temperature is less than 55 ℃) with extremely low temperature, lowered pollution to environment temperature, simultaneously, by effectively utilizing the heat of flue gas, improve the thermal efficiency (thermal efficiency reaches 95%) of combustion gas, can effectively save and utilize the energy.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the schematic diagram of the preferred embodiment of the utility model gas firing wall;
Fig. 2 is heat-exchange tube shown in Figure 1 and the schematic diagram of replying pipe.
The specific embodiment
As shown in Figure 1, be the schematic diagram of the preferred embodiment of the utility model gas firing wall.Described gas firing wall comprises: housing 1 and be located at circulating fan 2, heat-exchange tube 3 in the housing 1, reply pipe 7, smoke exhaust fan 4, burner box assembly 5 and gas valve 6.
Be provided with cavity in the described housing 1, described cavity is divided into upper cavity 13 and lower chamber 14 by dividing plate 12.Described heat-exchange tube 3, answer pipe 7 are located at a side of upper cavity 13, and described answer pipe 7 is connected in the below of heat-exchange tube 3, replys in pipe 7, the heat-exchange tube 3 to be formed with the gas communication passage.Described smoke exhaust fan 4, burner box assembly 5 and gas valve 6 are located at the opposite side of upper cavity 13, and described gas valve 6 is connected in the below of burner box assembly 5, are used to control combustion gas output; Be provided with igniter and burner (not shown) and external power supply in the described burner box assembly 5, igniter is used to light combustion gas, burner is used for combustion gas, and the one side is connected with gas valve 6, to feed combustion gas by gas valve 6 in it, its opposite side is connected with heat-exchange tube 3, after burner box assembly 5 feeds combustion gas, igniter ignition, burner operation, the high-temp combustion flue gas enters heat-exchange tube 3, and enters answer pipe 7 by heat-exchange tube 3; Described smoke exhaust fan 4 is positioned at the below of burner box assembly 5 and gas valve 6, be used to discharge flue gas, which is provided with exhanst gas outlet 41, this exhanst gas outlet 41 is connected with answer pipe 7, and these exhanst gas outlet 41 places are connected with the plastics smoke exhaust pipe also by outside this plastics smoke exhaust pipe (not shown) communication chamber.Described circulating fan 2 is located in the lower chamber 14, its middle part, lower end offers the air intlet 21 that is used to introduce cold air, the upper end correspondence of described housing 1 offers the air outlet slit 22 that is used to send hot-air, the upper end of circulating fan 2 is connected with answer pipe 7, and described air intlet 21 is connected with air outlet slit 22 by answer pipe 7, heat-exchange tube 3.
Improvements of the present utility model are to be provided with replys pipe 7, and it is connected with heat-exchange tube 3, is used to realize twice heating of the cold air of circulating fan 2 introducings.Consult Fig. 2, schematic diagram for heat-exchange tube among Fig. 1 and answer pipe, described answer pipe 7 is connected in the below of heat-exchange tube 3, the high-temp combustion flue gas enters by heat-exchange tube 3 and replys pipe 7, reply the temperature of the heating fin 71 absorption combustion product gases on the pipe 7, in the present embodiment, described answer pipe 7 adopts high anticorrosive resistant to elevated temperatures stainless steel tube, its outside is provided with heating fin 71, and described heating fin 71 is an aluminium flake.In addition, be provided with coil pack 8 between described answer pipe 7 and the smoke exhaust fan 4, in the present embodiment, coil pack 8 is the coil pipe plastic plate, is connected with the plastics smoke exhaust pipe, is used for the collection of flue gas condensing water.Burner box assembly 5 is lighted combustion gas and is produced high-temperature flue gas, high-temperature flue gas is through heat-exchange tube 3, absorb the heats back that further lowers the temperature and discharge outdoor by the plastics smoke exhaust pipe through replying heating fin 71 on the pipe 7 again from smoke evacuation outlet 41, condensed water in the combustion product gases in the plastics smoke exhaust pipe is discharged by this plastics smoke exhaust pipe, the condensed water of replying in the pipe flows into the coil pipe plastic plate, discharge by this plastics smoke exhaust pipe again, circulating fan 2 work, pressure is introduced the gas communication passage with cold air from the air intlet 21 of circulating fan 2, by replying a preheating of pipe 7, after the post bake of heat-exchange tube 3, heating up into hot-air flows into indoor from air outlet slit 22, finally, gas fume after burning is discharged with extremely low temperature, has significantly reduced heat loss.At this moment, according to test data, the flue-gas temperature of discharge is not more than 55 ℃, lowered the pollution to environment temperature, and the thermal efficiency of combustion gas has reached 95%, effectively saves and utilized the energy.What deserves to be mentioned is that other parts and the structure thereof of gas firing wall are similar to prior art, do not do at this and give unnecessary details.
During work, connect power supply and combustion gas, blast switch is opened, smoke exhaust fan 4 operations, blast switch is closed, preliminary clearning, and igniter begins igniting, gas valve 6 is opened, burner is started working, the high-temperature flue gas heating heat-exchange tube 3 of burner combustion and answer pipe 7, circulating fan 2 work, cold air is introduced, by heat-exchange tube 3 and reply pipe 7, absorb heat, enter indoor with the form of hot-air, and combustion product gases is outdoor by smoke exhaust fan 4 discharges, and the steam in the combustion product gases is discharged with the form of aqueous water.
The above; it only is the preferable specific embodiment of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (9)
1, a kind of gas firing wall, comprise: housing (1), be located at the circulating fan (2) in the housing (1), smoke exhaust fan (4), burner box assembly (5), and the heat-exchange tube (3) that is used to add hot-air, described heat-exchange tube (3) is connected with burner box assembly (5), it is characterized in that, also comprise the answer pipe of being located in the housing (1) (7) that is used to preheat air, described answer pipe (7) is connected with circulating fan (2) and smoke exhaust fan (4) respectively, and, described answer pipe (7) is connected with heat-exchange tube (3), replys pipe (7), heat-exchange tube is formed with the gas communication passage in (3).
2, gas firing wall according to claim 1 is characterized in that, described answer pipe (7) outside is provided with heating fin (71).
3, gas firing wall according to claim 2 is characterized in that, described answer pipe (7) is a stainless steel tube, and described heating fin (71) is an aluminium flake.
4, gas firing wall according to claim 1, it is characterized in that, described housing is established cavity in (1), described cavity is divided into upper cavity (13) and lower chamber (14) by dividing plate (12), described circulating fan (2) is located in the lower chamber (14), described heat-exchange tube (3), answer pipe (7) are located at a side of upper cavity (13), reply and manage the below that (7) are connected in heat-exchange tube (3), described smoke exhaust fan (4), burner box assembly (5) are located at the opposite side of upper cavity (13), and described smoke exhaust fan (4) is positioned at the below of burner box assembly (5).
5, gas firing wall according to claim 4 is characterized in that, is provided with the coil pack (8) that is used to collect flue gas condensing water between described answer pipe (7) and the smoke exhaust fan (4).
6, gas firing wall according to claim 4 is characterized in that, also is provided with the gas valve (6) that is used to control combustion gas output in the described housing (1), and described gas valve (6) is connected in the below of burner box assembly (5).
7, gas firing wall according to claim 6 is characterized in that, a side of described burner box assembly (5) is connected with gas valve (6), and its opposite side is connected with heat-exchange tube (3), is provided with burner and igniter and external power supply in it.
8, according to claim 1 or 4 described gas firing walls, it is characterized in that, described smoke exhaust fan (4) is provided with exhanst gas outlet (41), and described exhanst gas outlet (41) is connected with answer pipe (7), and this exhanst gas outlet (41) is located to be provided with smoke exhaust pipe and passed through outside this smoke exhaust pipe communication chamber.
9, according to claim 1 or 4 described gas firing walls, it is characterized in that, the middle part, lower end of described circulating fan (2) offers the air intlet (21) that is used to introduce cold air, the upper end correspondence of described housing (1) offers the air outlet slit (22) that is used to send hot-air, the upper end of described circulating fan (2) is connected with answer pipe (7), and described air intlet (21) is connected with air outlet slit (22) by described answer pipe (7), heat-exchange tube (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201305529U CN201421184Y (en) | 2009-04-08 | 2009-04-08 | Gas fireplace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201305529U CN201421184Y (en) | 2009-04-08 | 2009-04-08 | Gas fireplace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201421184Y true CN201421184Y (en) | 2010-03-10 |
Family
ID=41807844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201305529U Expired - Fee Related CN201421184Y (en) | 2009-04-08 | 2009-04-08 | Gas fireplace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201421184Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104329718B (en) * | 2014-09-26 | 2017-04-05 | 李勇德 | It is a kind of from outdoor introducing air and heat fireplace heating system |
| CN110131883A (en) * | 2012-05-02 | 2019-08-16 | 韦巴斯托股份公司 | The method of heating device and the operation heating device for vehicle |
-
2009
- 2009-04-08 CN CN2009201305529U patent/CN201421184Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131883A (en) * | 2012-05-02 | 2019-08-16 | 韦巴斯托股份公司 | The method of heating device and the operation heating device for vehicle |
| CN110131883B (en) * | 2012-05-02 | 2021-05-04 | 韦巴斯托股份公司 | Heating device for a vehicle and method for operating the heating device |
| CN104329718B (en) * | 2014-09-26 | 2017-04-05 | 李勇德 | It is a kind of from outdoor introducing air and heat fireplace heating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: AIRWELL AIR-CONDITIONING TECHNOLOGY (CHINA) CO., L Free format text: FORMER OWNER: AIRWELL AIR CONDITIONING (CHINA) CO., LTD. Effective date: 20120104 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518129 SHENZHEN, GUANGDONG PROVINCE TO: 215400 SUZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120104 Address after: 215400 Room 309, development building, 302 Zheng He West Road, Taicang, Jiangsu, Suzhou Patentee after: Airwell China Co., Ltd. Address before: 518129, No. five South Road, Bantian street, Longgang District, Guangdong, Shenzhen, 2 Patentee before: Airwell China Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100310 Termination date: 20130408 |