CN205535807U - Gas type indirect heating equipment - Google Patents
Gas type indirect heating equipment Download PDFInfo
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- CN205535807U CN205535807U CN201620243986.XU CN201620243986U CN205535807U CN 205535807 U CN205535807 U CN 205535807U CN 201620243986 U CN201620243986 U CN 201620243986U CN 205535807 U CN205535807 U CN 205535807U
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- gas
- transmission equipment
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- gas type
- combustion
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Abstract
The utility model discloses a gas type indirect heating equipment, this gas type indirect heating equipment include casing, air supply plant, heat transfer device, controller and buffer storage jar, wherein, the combustion chamber that is formed with prechamber in the casing and is linked together with prechamber, be equipped with the catalytic combustion ware for catalytic combustion combustible gas in the combustion chamber, the air supply plant with prechamber is linked together for to carrying combustible gas and combustion -supporting gas among the prechamber, the controller with air supply plant electric connection is used for controlling air supply plant work, heat transfer device with the combustion chamber is linked together, heat transfer device includes the heat exchange tube, the buffer storage jar with the export intercommunication of heat exchange tube is used for the storage certainly the liquid heat transferring medium of the export outflow of heat exchange tube. The utility model discloses technical scheme can be favorable to the abundant burning of fuel to reduce the emission of incomplete combustion result.
Description
Technical field
This utility model relates to combustion heat-exchange technical field, particularly to a kind of gas type heat transmission equipment.
Background technology
There is a large amount of aromatic fused ring compound in the high-carbon fuel used in existing gas type heat transmission equipment,
Under flame combustion mode, oxidation reaction relies primarily on free radical mode and carries out, the electricity of such stability of compounds
Minor structure makes its stabilization time in flame considerably long, it might even be possible to enter tail through whole reaction interval
In gas, causing and carry the imperfect combustion products such as CO/NOx in combustion tail gas, imperfect combustion product comprises
With the compound that foul smelling, carcinogenecity or toxicity are the strongest, it is thrown in air meeting contaminated air, to environment
Damage with user.
Utility model content
Main purpose of the present utility model is to provide a kind of gas type heat transmission equipment, it is intended to make filling of fuel
Divided combustion, thus reduce the discharge of imperfect combustion product.
For achieving the above object, the gas type heat transmission equipment that the utility model proposes, including casing, supply gas
Device, heat-exchanger rig, controller and buffering holding vessel, wherein,
It is formed with premix chamber and the combustor being connected with premix chamber in described casing, described combustor sets
There is to be catalyzed the catalytic burner of burning combustible gas；
Described air supply plant is connected with described premix chamber, in order to transporting combustible gases in premix chamber and helping
Combustion gas body；
Described controller is electrically connected with described air supply plant, in order to control the work of described air supply plant；
Described heat-exchanger rig and described combustion chamber, described heat-exchanger rig includes heat exchanger tube；
Described buffer storage tank and the outlet of described heat exchanger tube, in order to store going out from described heat exchanger tube
The liquid heat transferring medium that mouth flows out.
Preferably, also to include that exhaust fume collecting hood, described exhaust fume collecting hood are installed on described for described gas type heat transmission equipment
Heat-exchanger rig is away from one end of described combustor.
Preferably, described gas type heat transmission equipment also includes having in the flue gas after burning in order to catalytic degradation
The catalytic degradation device of evil gas, described catalytic degradation device is installed on described heat-exchanger rig.
Preferably, described heat-exchanger rig also includes several pieces heat exchanger fins, and described heat exchanger fin is adjacent with described heat exchanger tube
Connecing, described catalytic degradation device is installed in the space between several pieces described heat exchanger fins.
Preferably, described catalytic degradation device be installed on described heat-exchanger rig away from the one of described combustor
End.
Preferably, described catalytic burner includes combustion head and the substrate arranged near combustion head, described base
Catalyst for be catalyzed burning is coated on plate.
Preferably, described substrate is cellular ceramic wafer.
Preferably, described air supply plant includes that the main line being connected with premix chamber is connected with main line
Supply air line, and be located at the main line blower fan away from described premix chamber one end, described controller is electrical
It is connected to described blower fan to control the operating of described blower fan.
Preferably, being provided with regulation valve in described supply air line, described controller is electrically connected at described regulation
Valve is to control the opening degree of described regulation valve.
Preferably, described gas type heat transmission equipment is gas heater, and described gas heater also includes
Discharging device, described discharging device is connected with described buffer storage tank.
The casing of technical solutions of the utility model defines premix chamber, it is possible to being sufficiently mixed before combustion can
The most fully burning of combustion gas body and combustion-supporting gas, beneficially fuel gas；Fuel gas is in catalysis burning
Burning under the catalyst action of device, compared with directly burning, catalysis ignition temperature is relatively low, can effectively suppress
The generation of NOx；Catalysis ratio of combustion is more complete, it is possible to reduces the content of CO in flue gas, thus effectively drops
The discharge of low harmful gas, during burning, for flameless combustion, burning more relaxes, and detonation will not occur, combustion
Burning noise is low, and safety is high；Due to premix chamber and the setting of catalytic burner, improve combustion even
Property and adequacy, therefore to adapt to concentration range big for combustion-supporting gas, more energy-conserving and environment-protective；By arranging buffering
Holding vessel can keep in the liquid heat transferring medium after the heating flowed out from heat exchanger tube, and balance liquid heat exchange is situated between
Matter temperature, it is to avoid the sometimes hot and sometimes cold problem of liquid heat transferring medium after the heating occurred during use.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that,
Accompanying drawing in describing below is only embodiments more of the present utility model, for ordinary skill people
From the point of view of Yuan, on the premise of not paying creative work, it is also possible to obtain according to the structure shown in these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the structural representation of this utility model gas type heat transmission equipment one embodiment；
Fig. 2 is the structural representation of this utility model gas type another embodiment of heat transmission equipment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 100 | Casing | 200 | Air supply plant |
| 300 | Heat-exchanger rig | 400 | Controller |
| 500 | Buffer storage tank | 600 | Catalytic burner |
| 700 | Exhaust fume collecting hood | 800 or 800 ' | Catalytic degradation device |
| 120 | Premix chamber | 140 | Combustor |
| 220 | Main line | 240 | Supply air line |
| 320 | Heat exchanger tube | 340 | Heat exchanger fin |
The realization of this utility model purpose, functional characteristics and advantage will in conjunction with the embodiments, do referring to the drawings into
One step explanation.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment
Scheme is clearly and completely described, it is clear that described embodiment is only of the present utility model one
Section Example rather than whole embodiments.Based on the embodiment in this utility model, this area is general
The every other embodiment that logical technical staff is obtained under not making creative work premise, broadly falls into
The scope of this utility model protection.
It is to be appreciated that directional instruction in this utility model embodiment (such as upper and lower, left and right,
It is forward and backward ...) it is only used for explanation phase under a certain particular pose (as shown in drawings) between each parts
To position relationship, motion conditions etc., if this particular pose changes, then directionality indicates also
Change the most therewith.
It addition, the description relating to " first ", " second " etc. in this utility model is only used for describing purpose,
And it is not intended that indicate or imply its relative importance or the implicit number indicating indicated technical characteristic
Amount.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one
Individual this feature.It addition, the technical scheme between each embodiment can be combined with each other, but must be with
Based on those of ordinary skill in the art are capable of, when conflicting or nothing occurs in the combination of technical scheme
Will be understood that when method realizes that the combination of this technical scheme does not exists, the guarantor not required at this utility model
Within the scope of protecting.
The utility model proposes a kind of gas type heat transmission equipment.
With reference to the structural representation that Fig. 1, Fig. 1 are this utility model gas type heat transmission equipment one embodiment, its
The line instruction of middle band arrow is space (such as hole, chamber) or face.
Refer to Fig. 1, in this utility model embodiment, this gas type heat transmission equipment, including casing 100,
Air supply plant 200, heat-exchanger rig 300, controller 400 and buffering holding vessel 500；Described casing 100
Inside it is formed with premix chamber 120 and the combustor 140 being connected with premix chamber 120, in described combustor 140
It is provided with to be catalyzed the catalytic burner 600 of burning combustible gas；Described air supply plant 200 is pre-with described
Mixed chamber 120 is connected, in order to transmit fuel gas and combustion-supporting gas in premix chamber 120；Described control
Device 400 is electrically connected with described air supply plant 200, works in order to control described air supply plant 200；Institute
State heat-exchanger rig 300 to be connected with described combustor 140；Described heat-exchanger rig 300 includes heat exchanger tube 320,
Described buffer storage tank 500 and the outlet of described heat exchanger tube 320, in order to store from described heat exchanger tube
The liquid heat transferring medium that the outlet of 320 is flowed out.
The casing 100 of technical solutions of the utility model defines premix chamber 120, it is possible to the most abundant
The most fully burning of mixed combustible gas body and combustion-supporting gas, beneficially fuel gas；Fuel gas is being urged
Changing and burn under the catalyst action of burner 600, compared with directly burning, catalysis ignition temperature is relatively low,
Can effectively suppress the generation of NOx；Catalysis ratio of combustion is more complete, it is possible to reduce the content of CO in flue gas,
Thus effectively reduce the discharge of harmful gas, during burning, for flameless combustion, burning more relaxes, Bu Huifa
Raw detonation, combustion noise is low, and safety is high；Due to setting of premix chamber 120 and catalytic burner 600
Putting, improve combustion uniformity and adequacy, therefore combustion-supporting gas adapts to concentration range greatly, more energy-conservation
Environmental protection；Liquid after the heating flowed out from heat exchanger tube 320 by arranging buffer storage tank 500 to keep in
State heat transferring medium, balances liquid heat exchange medium temperature, it is to avoid the liquid after the heating occurred during use
The sometimes hot and sometimes cold problem of heat transferring medium.
Referring to Fig. 1, further, this gas type heat transmission equipment also includes exhaust fume collecting hood 700, described collection cigarette
Cover 700 is installed on described heat-exchanger rig 300 one end away from described combustor 140.Fuel gas and helping
Combustion gas body is in premix chamber 120 after mix homogeneously, in combustor 140, at catalytic burner 600
The lower burning of effect, high-temperature flue gas flow to heat-exchanger rig 300 and carries out heat exchange, and last flue gas is by exhaust fume collecting hood
700 collect, and are then discharged to outdoor by smoke-exhaust pipeline, it is to avoid burning waste gas stays within and user is caused danger
Evil.
Referring to Fig. 1, further, this gas type heat transmission equipment also includes the cigarette after burning with catalytic degradation
The catalytic degradation device 800 of harmful gas in gas, described catalytic degradation device 800 is installed on described heat exchange dress
Put on 300.By arranging catalytic degradation device 800, the high-temperature flue gas producing reaction is catalyzed fall further
Solve or oxidation, reduce the content of its CO/NOx, reduce the discharge of harmful gas further.
Owing to gas type heat transmission equipment of the present utility model employs catalytic burner 600, therefore flue gas has
Evil gas content is relatively low, thus catalytic degradation device 800 phase of gas type heat transmission equipment of the present utility model
For the flue gas processing device of general gas type heat transmission equipment, volume is less, the most of the present utility model
Gas type heat transmission equipment is more save space for common gas type heat transmission equipment.
Refer to Fig. 1, in this embodiment, it is preferred that, described heat-exchanger rig 300 also includes several pieces heat exchange
Sheet 340, described heat exchanger fin 340 adjoins with described heat exchanger tube 320, and described catalytic degradation device 800 is installed
In space between heat exchanger fin several pieces described 340.Heat exchanger fin 340 Area comparison is big, it is possible to fully with
High-temperature flue gas contacts, and transfers heat to efficiently in heat exchanger tube 320, and then heating heat exchanger tube 320
Liquid heat transferring medium, and catalytic degradation device 800 is installed between heat exchanger fin 340, at high-temperature flue gas
Just the CO/NOx in high-temperature flue gas can be catalyzed further the when of carrying out heat exchange with heat exchanger fin 340
Degraded or oxidation, complete the further process to high-temperature flue gas, when CO aoxidizes can with secondary heat release,
Improve energy utilization rate further.
The installation site of catalytic degradation device 800 is not limited to be installed between heat exchanger fin 340, and it is all right
It is arranged between heat-exchanger rig 300 and exhaust fume collecting hood 700, concrete, refer to Fig. 2, at this utility model
Another embodiment in, it is preferable that described catalytic degradation device 800 ' is installed on described heat-exchanger rig 300
The one end away from described combustor 140, high-temperature flue gas complete with the heat exchange of heat-exchanger rig 300 after,
Entering catalytic degradation device 800 ' to process, the flue gas after process enters exhaust fume collecting hood 700 and collects discharge.
Preferably, described catalytic burner 600 includes combustion head (not shown) and arranges near combustion head
Substrate (not shown), catalyst for be catalyzed burning is coated on described substrate.Catalysis burning is used
Catalyst be typically noble metal and the metal-oxide multi-component material of Large ratio surface, such as, palladium
Or rare earth compound.During use, rational catalyst can be selected according to gas families, for example, it is desired to
Avoiding the generation of NOx, can pass through load type platinum and palladium catalyst, catalysis burning makes the NOx conversion be
N2 gas.It is highly preferred that described substrate is cellular ceramic wafer.Substrate is cellular setting then surface area
Bigger, coated catalyst also can compare many, it is possible to increase catalytic efficiency, the heat-resisting quantity of ceramic wafer
Can be good, the most more stable, therefore it is highly suitable as the substrate of catalytic burner 600.
In the present embodiment, catalyst is noble metal catalyst, and noble metal catalyst is with Al2O3For carrier, by your gold
Genus platinum: palladium: the formula of rhodium=1:5:2 makes serosity, is coated on monoblock type cordierite honeycomb substrate；Certainly,
At the coated catalyst in the surface of metal burner, also can also can reach the purpose of catalysis burning.
Air supply plant 200 is for transmitting combustion-supporting gas (generally air) and flammable in premix chamber 120
Gas, its topmost device is the blower fan (not shown) of the flowing offer power for gas, and it is concrete
Structure and form can be chosen as required, refer to Fig. 1, in this embodiment, it is preferred that, institute
(dotted arrow is the stream of air to state the main line 220 that air supply plant 200 includes being connected with premix chamber 120
Dynamic direction) (dotted arrow is the flowing of fuel gas for the supply air line 240 that is connected with main line 220
Direction), and it is located at the main line 220 blower fan away from described premix chamber 120 one end, described controller 400
It is electrically connected at described blower fan to control the operating of described blower fan.Air is blown into supervisor under the effect of blower fan
Road 220, fuel gas enters main line 220 by supply air line 240 and mixes with air, and at blower fan
Effect is lower to be entered in premix chamber 120, and controller 400 can control the running speed of blower fan, thus controls
Fuel gas and the flow of air.Preferably, regulation valve can be provided with in described supply air line 240 (not
Diagram), described controller is electrically connected at the described regulation valve opening degree with the described regulation valve of control, logical
Overregulate regulation valve, control the flow of fuel gas in supply air line 240 such that it is able to preferably control
The air of entrance premix chamber 120 and the amount of fuel gas and the abundant of ratio, beneficially fuel gas burn,
And then raising efficiency of combustion.
Gas type heat transmission equipment of the present utility model can be gas heater, it is also possible to be other combustion gas
The machine (such as: gas heating stove) of combustion heat supplying；Burnt by the catalysis of catalytic burner 600, this combustion
In the flue gas that gas water heater is discharged, CO concentration of emission is less than 10ppm；NOx emission concentration is less than 10ppm；
Combustion noise is less than 48dB.When being used in gas heater, gas heater also includes discharging device,
Described discharging device is connected with described buffer storage tank 500, the liquid heat transferring medium in heat exchanger tube 320
Being water, hot water enters in water tank temporary in water tank, and original water or newly flow into water tank
Water mix, therefore the coolant-temperature gage in water tank is relatively stable, and during use, water outlet will not be the coldest
Neglect heat, it is possible to increase the comfort of user.
The foregoing is only preferred embodiment of the present utility model, not thereby limit of the present utility model specially
Profit scope, every under inventive concept of the present utility model, in utilizing this utility model description and accompanying drawing
The equivalent structure transformation of Rong Suozuo, or directly/be indirectly used in other relevant technical fields and be included in this
In the scope of patent protection of utility model.
Claims (10)
1. a gas type heat transmission equipment, it is characterised in that include casing, air supply plant, heat-exchanger rig,
Controller and buffering holding vessel, wherein,
It is formed with premix chamber and the combustor being connected with premix chamber in described casing, described combustor sets
There is to be catalyzed the catalytic burner of burning combustible gas；
Described air supply plant is connected with described premix chamber, in order to transporting combustible gases in premix chamber and helping
Combustion gas body；
Described controller is electrically connected with described air supply plant, in order to control the work of described air supply plant；
Described heat-exchanger rig and described combustion chamber, described heat-exchanger rig includes heat exchanger tube；
Described buffer storage tank and the outlet of described heat exchanger tube, in order to store going out from described heat exchanger tube
The liquid heat transferring medium that mouth flows out.
2. gas type heat transmission equipment as claimed in claim 1, it is characterised in that also include exhaust fume collecting hood,
Described exhaust fume collecting hood is installed on described heat-exchanger rig one end away from described combustor.
3. gas type heat transmission equipment as claimed in claim 1, it is characterised in that also include being catalyzed
The catalytic degradation device of harmful gas in flue gas after degraded burning, described catalytic degradation device is installed on institute
State on heat-exchanger rig.
4. gas type heat transmission equipment as claimed in claim 3, it is characterised in that described heat-exchanger rig is also
Including several pieces heat exchanger fins, described heat exchanger fin adjoins with described heat exchanger tube, and described catalytic degradation device is installed on
In space between several pieces described heat exchanger fins.
5. gas type heat transmission equipment as claimed in claim 3, it is characterised in that described catalytic degradation fills
Put the one end away from described combustor being installed on described heat-exchanger rig.
6. gas type heat transmission equipment as claimed in claim 1, it is characterised in that described catalytic burner
The substrate arranged including combustion head and close combustion head, is coated on described substrate for being catalyzed urging of burning
Agent.
7. gas type heat transmission equipment as claimed in claim 6, it is characterised in that described substrate is honeycomb
The ceramic wafer of shape.
8. gas type heat transmission equipment as claimed in claim 1, it is characterised in that described air supply plant bag
Include the supply air line that the main line being connected with premix chamber is connected with main line, and be located at main line
Away from the blower fan of described premix chamber one end, described controller is electrically connected at described blower fan to control described wind
The operating of machine.
9. gas type heat transmission equipment as claimed in claim 8, it is characterised in that in described supply air line
Being provided with regulation valve, described controller is electrically connected at described regulation valve to control the opening degree of described regulation valve.
10. gas type heat transmission equipment as in one of claimed in any of claims 1 to 9, it is characterised in that
Described gas type heat transmission equipment is gas heater, and described gas heater also includes discharging device, institute
State discharging device to be connected with described buffer storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243986.XU CN205535807U (en) | 2016-03-23 | 2016-03-23 | Gas type indirect heating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620243986.XU CN205535807U (en) | 2016-03-23 | 2016-03-23 | Gas type indirect heating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205535807U true CN205535807U (en) | 2016-08-31 |
Family
ID=56785245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620243986.XU Active CN205535807U (en) | 2016-03-23 | 2016-03-23 | Gas type indirect heating equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524479A (en) * | 2016-09-30 | 2017-03-22 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN106871120A (en) * | 2017-03-31 | 2017-06-20 | 芜湖美的厨卫电器制造有限公司 | Burner assembly and the gas heater with it |
| WO2018058929A1 (en) * | 2016-09-30 | 2018-04-05 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN111121274A (en) * | 2020-01-09 | 2020-05-08 | 杭州德意电器股份有限公司 | Gas water heater with purification function and purification method thereof |
| CN114688741A (en) * | 2020-12-25 | 2022-07-01 | 芜湖美的厨卫电器制造有限公司 | Combustor and gas water heater |
-
2016
- 2016-03-23 CN CN201620243986.XU patent/CN205535807U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106524479A (en) * | 2016-09-30 | 2017-03-22 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| WO2018058929A1 (en) * | 2016-09-30 | 2018-04-05 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN106871120A (en) * | 2017-03-31 | 2017-06-20 | 芜湖美的厨卫电器制造有限公司 | Burner assembly and the gas heater with it |
| CN111121274A (en) * | 2020-01-09 | 2020-05-08 | 杭州德意电器股份有限公司 | Gas water heater with purification function and purification method thereof |
| CN114688741A (en) * | 2020-12-25 | 2022-07-01 | 芜湖美的厨卫电器制造有限公司 | Combustor and gas water heater |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230104 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 241009 Wan Chun East Road, East Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |