CN207095038U - Gas heater - Google Patents
Gas heater Download PDFInfo
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- CN207095038U CN207095038U CN201720945549.7U CN201720945549U CN207095038U CN 207095038 U CN207095038 U CN 207095038U CN 201720945549 U CN201720945549 U CN 201720945549U CN 207095038 U CN207095038 U CN 207095038U
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- gas
- combustion chamber
- catalytic burner
- blower fan
- combustion
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Abstract
The utility model discloses a kind of gas heater, including combustion chamber, blower fan, gas inlet pipeline and the intake valve being serially connected on gas inlet pipeline, the air outlet of blower fan, the gas outlet of gas inlet pipeline and combustion chamber；Gas heater also includes：Catalytic burner, it is arranged in combustion chamber；Temperature sensor, for detecting the temperature of catalytic burner；Electric heating element, the air for heating blower pumping；And controller, electrically connected with intake valve, temperature sensor, blower fan and electric heating element, and controller is used for when gas heater starts, blower fan and electric heating element work are controlled, and inlet open is controlled when the temperature of catalytic burner reaches more than catalysis initiation temperature.The utility model gas heater need not carry out flaming combustion when being heated to catalytic burner, avoid the shortcomings that flaming combustion exists in itself, i.e. energy utilization rate is low and the generation of harmful substance, so as to fully improve energy utilization rate and reduce the discharge of harmful substance.
Description
Technical field
Gas heater technical field is the utility model is related to, more particularly to a kind of combustion gas heat with catalytic burner
Hydrophone.
Background technology
At present, the combustion system that gas heater mainly uses in the industry is flaming combustion, i.e., fuel enters with oxygen or air
Capable Fast exothermic and oxidation reaction that is luminous and occurring in the form of flame.This combustion system not only incomplete combustion, heat
Efficiency is low, energy utilization rate is not high, and the pollutant generated in combustion process is more.Catalysis burning is fuel in catalyst
Under effect, the combustion reaction that carries out in a certain temperature conditions.Compared with flaming combustion, catalysis ignition temperature is relatively low, burning
Compare safety, be a kind of relative efficiency, the combustion system of cleaning.Therefore, tradition is replaced with the catalysis burning of relative efficiency, cleaning
Flaming combustion, can effectively improve energy utilization rate and reduce harmful substance discharge.
In the prior art, catalysis burning mainly by making combustion gas and air under the conditions of certain temperature, containing urging
Carry out oxidation reaction to realize on the catalytic burner or catalysis combustion module of agent.The premise of realization catalysis burning is must
First catalyst must be preheated, and the pre-add hot mode of catalyst is mainly come real by the flaming combustion of burner at present
Existing, this mode the shortcomings that inevitably flaming combustion exists in itself, i.e. energy utilization rate be low and harmful substance
Generation, therefore can not fully realize the discharge for improving energy utilization rate and reducing harmful substance.
Utility model content
Main purpose of the present utility model is to propose a kind of gas heater, it is intended to solves gas heater in the prior art
Energy utilization rate it is low and it is easy generation harmful substance technical problem.
To achieve the above object, the utility model proposes gas heater include combustion chamber, blower fan, gas inlet pipeline
And the intake valve on the gas inlet pipeline is serially connected in, the air outlet of the blower fan, the outlet of the gas inlet pipeline
Mouth and the combustion chamber；The gas heater also includes：
Catalytic burner, it is arranged in the combustion chamber；
Temperature sensor, for detecting the temperature of the catalytic burner；
Electric heating element, for heating the air of the blower fan pumping；And
Controller, electrically connected with the intake valve, the temperature sensor, the blower fan and the electric heating element, and
The controller is used for when the gas heater starts, and controls the blower fan and the electric heating element to work, and described
The temperature of catalytic burner controls the inlet open when reaching more than catalysis initiation temperature.
Preferably, the gas heater also includes fuel gas mixer, the fuel gas mixer include mixing chamber and with institute
The air intake branch and going out gas branch pipe, the air inlet of the air intake branch for stating mixing chamber connection go out with the gas inlet pipeline
The air outlet of gas port and the blower fan connects, gas outlet and the combustion chamber of the going out gas branch pipe.
Preferably, the mixing chamber of the fuel gas mixer and going out gas branch pipe are arranged in the combustion chamber.
Preferably, the gas outlet of the going out gas branch pipe of the fuel gas mixer is towards the catalytic burner.
Preferably, the catalytic burner is strip and is located at the top of the mixing chamber, the catalytic burner
Length direction is consistent with the width of the combustion chamber, and the going out gas branch pipe is multiple and upwardly extended from the mixing chamber
Formed, length direction of multiple going out gas branch pipe along the catalytic burner is arranged at intervals.
Preferably, the electric heating element is arranged on the gas outlet of the going out gas branch pipe of the fuel gas mixer and the catalysis is fired
Between burner.
Preferably, the electric heating element is PTC heater elements.
Preferably, the catalytic burner has the catalytic channels that air passes through with combustion gas, and the catalytic channels surface applies
The catalyst for making gas catalytic burning is covered with, the catalytic burner is made up of heat-stable ceramic or heating resisting metal material, and
The entrance of the catalytic channels is connected with the gas outlet seal of the going out gas branch pipe.
Preferably, the controller is additionally operable to reach catalysis initiation temperature above time control in the temperature of the catalytic burner
The electric heating element is made to be stopped.
Preferably, the controller is additionally operable to adjust the rotating speed of the blower fan according to the gas inlet amount of the combustion chamber,
To control the air capacity for entering the combustion chamber.
Preferably, the intake valve on the gas inlet pipeline is proportioning valve.
The utility model gas heater by setting the air that is pumped to heating blower of electric heating element in combustion chamber,
Air after heating is conducted heat to be heated to catalytic burner on catalytic burner, when the temperature of catalytic burner
When reaching more than default catalysis initiation temperature, controller control is serially connected in the inlet open on gas inlet pipeline, so as to
So that combustion gas enters combustion chamber and the catalysis burning of nonflame is carried out when flowing through the surface of catalytic burner.Thus, combustion gas compared with
It can be burnt under low temperature in catalyst surface, because the catalytic action of catalyst so that combustion gas is several close to completely burned
Discharged without CO；Flue-gas temperature after being burnt due to catalysis is lower than the temperature of flaming combustion, and the low row of nitrogen oxides can be achieved
Put.
The utility model gas heater need not carry out flaming combustion when being heated to catalytic burner, avoid flame
The shortcomings that burning exists in itself, i.e. energy utilization rate be low and the generation of harmful substance, so as to fully improve energy utilization rate and subtract
The discharge of few harmful substance.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the structural representation of the utility model gas heater；
Fig. 2 is the workflow diagram of the utility model gas heater one embodiment.
Drawing reference numeral explanation：
| Label | Title | Label | Title | Label | Title |
| 1 | Gas heater | 22 | Electric heating element | 141 | Proportioning valve |
| 11 | Combustion chamber | 15 | Temperature sensor | 16 | Heat exchanger |
| 21 | Fuel gas mixer | 24 | Catalytic burner | 17 | Exhaust fume collecting hood |
| 211 | Mixing chamber | 12 | Controller | 18 | Water inlet pipe |
| 212 | Air intake branch | 13 | Blower fan | 19 | Hot water outlet pipe |
| 213 | Going out gas branch pipe | 14 | Gas inlet pipeline |
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belong to the scope of the utility model protection.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning
The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one
Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of gas heater 1.
In the utility model, as shown in figure 1, in one embodiment, the gas heater 1 includes combustion chamber 11, blower fan
13rd, gas inlet pipeline 14 and the intake valve 141 being serially connected on gas inlet pipeline 14, the air outlet of blower fan 13, combustion gas are entered
The gas outlet of air pipe 14 connects with combustion chamber 11；The gas heater 1 also includes：
Catalytic burner 24, it is arranged in combustion chamber 11；
Temperature sensor 15, for detecting the temperature of catalytic burner 24；
Electric heating element 22, the air pumped for heating blower 13；And
Controller 12, electrically connected with intake valve 141, temperature sensor 15, blower fan 13 and electric heating element 22, and controller
12 are used for when gas heater 1 starts, and control blower fan 13 and electric heating element 22 to work, and reached in the temperature of catalytic burner 24
Control intake valve 141 is opened when more than to catalysis initiation temperature.
In the present embodiment, Fig. 1 also show gas heater 1 be used for into gas heater 1 introduce water inlet enter
Water pipe 18, the heat for absorbing fuel gas buring release are used for the heat exchanger 16 heated to entering the water in gas heater 1
Flue gas and externally discharged exhaust fume collecting hood 17 after collection heat exchange and the hot water outlet pipe 19 for providing hot water to outside.Wind
Machine 13 is used for the air that burning is pumped for combustion chamber 11, and usually, blower fan 13 is arranged on the lower section of combustion chamber so as to upward pump
Send air.Similarly, gas inlet pipeline 14 is arranged on the lower section of combustion chamber 11, for supplying combustion gas for combustion chamber 11.Intake valve
141 can be pneumatic control valve or motor-operated control valve, preferably magnetic valve, for turning on or blocking gas inlet pipeline 14.Electricity
Thermal element 22 can be the arbitrary shapes such as circular, triangle or strip, in actual applications preferably strip, be arranged on combustion
Burn in room 11.Temperature sensor 15 is arranged in combustion chamber 11, can be sent the temperature of the catalytic burner 24 detected to control
Device 12 processed.Controller 12 reception signal and can send control instruction or the direct drive action such as execution unit such as control valve..
Catalytic burner 24 includes the catalyst of catalyst carrier and setting on a catalyst support, wherein, catalyst
Carrier can be made up of heat-resisting ceramic material or heat-resisting metal material, and catalyst can be palladium, platinum, rare earth metal or transition gold
Belong to oxide catalyst etc., or two or more any mixture in them, catalyst generally have solid
Fixed catalysis initiation temperature, i.e., after catalytic burner 24 temperature of itself reaches catalysis initiation temperature, flowing through its combustion gas will
Flameless combustion can be carried out to discharge heat with the oxygen in air under catalyst action.
Reference picture 2 in the lump, the course of work of gas heater include step A- steps E.
Step A：Gas heater 1 is opened.
Step B：Controller 12 controls blower fan 13 to be worked with electric heating element 22, the sky of the heating blower 13 of electric heating element 22 pumping
Gas.
Step C：Air after heating heats to catalytic burner 24, raises the temperature of catalytic burner 24.
Step D：Temperature sensor 15 detects the temperature of catalytic burner 24.
Step E：After temperature reaches more than catalysis initiation temperature, controller 12 controls intake valve 141 to open, and enters combustion gas
Enter combustion chamber 11 and catalysis burning is carried out when flowing through catalytic burner 24.
Thus, combustion gas can carry out flameless combustion in catalyst surface at a lower temperature, because catalytic action so that combustion
Gas almost discharges close to completely burned without CO；Flue-gas temperature after being burnt due to catalysis is lower than the temperature of flaming combustion, can be real
The low emission of existing nitrogen oxides.Further, the utility model gas heater need not when being heated to catalytic burner 24
Carrying out flaming combustion, avoid the shortcomings that flaming combustion exists in itself, i.e., energy utilization rate is low and the generation of harmful substance, so as to
Fully improve energy utilization rate and reduce the discharge of harmful substance.
Further, gas heater 1 also includes fuel gas mixer 21, fuel gas mixer 21 include mixing chamber 211 and with
The air intake branch 212 and going out gas branch pipe 213 that mixing chamber 211 connects, air inlet and the gas inlet pipeline 14 of air intake branch 212
The air outlet of gas outlet and blower fan 13 connects, and the gas outlet of going out gas branch pipe 213 connects with combustion chamber 11.
In the present embodiment, mixing chamber 211 is the chamber inside fuel gas mixer 21, for air mixture and air, is entered
Gas branch pipe 212 is used to be the delivery of fuel gas of mixing chamber 211 and air, and going out gas branch pipe 213 is used to combustion gas and air being delivered to burning
Room 11.
When catalytic burner 24 is in the heating period, controller 12 controls blower fan 13 to be worked with electric heating element 22, blower fan
The air of 13 pumpings enters mixing chamber 211 by the air intake branch 212 of fuel gas mixer 21, then is entered by going out gas branch pipe 213
Combustion chamber 11, the electric heating element 22 in combustion chamber 11 heat to air, and the air after heating fires to the catalysis in combustion chamber 11 again
Burner 24, which carries out heating, raises the temperature of catalytic burner 24；When the temperature of catalytic burner 24 reach catalysis initiation temperature with
After upper, controller 12 controls the intake valve 141 being serially connected on gas inlet pipeline 14 to open, the combustion that gas inlet pipeline 14 is supplied
Gas enters mixing chamber 211 by the air intake branch 212 of fuel gas mixer 21, and combustion gas is with air after mixing chamber 211 is mixed
Gaseous mixture is formed, gaseous mixture enters combustion chamber 11 by going out gas branch pipe 213, when flowing through the catalytic burner 24 in combustion chamber 11
Carry out catalysis burning.Thus, gaseous mixture can carry out more fully faster burning, so as to improve energy utilization rate with reducing
The discharge of harmful substance.
In actual applications, by those skilled in the art will appreciate that, fuel gas mixer 21 be unlikely to deform by structure and
The high material of fire-resistant oxidation resistant performance is made, and fuel gas mixer 21 is kept the workability well stablized in high temperature environments
Can, air intake branch 212 may be configured as inner surface helical structure, so that gas forms turbulent flow, so that the mixing of gas is evenly.
Further, the mixing chamber 211 of fuel gas mixer 21 and going out gas branch pipe 213 are arranged in combustion chamber 11.Work as burning
In room 11 when carrying out catalysis burning, partial heat can be conducted mixed to mixing chamber 211 by the housing of fuel gas mixer 21
Gas is closed, heats gas, the gaseous mixture after heating enters combustion chamber 11 by going out gas branch pipe 213, is flowing through in combustion chamber 11
Catalysis burning is carried out during catalytic burner 24, the gaseous mixture after heating can carry out more fully faster burning, thus fully
It make use of in combustion chamber 11 catalytic burner 24 to burn caused heat, further increasing energy utilization rate.
Further, the gas outlet of the going out gas branch pipe 213 of fuel gas mixer 21 is towards catalytic burner 24.No matter combustion gas mixes
How is the relative position relation that clutch 21 is burnt with catalysis, and the going out gas branch pipe 213 of fuel gas mixer 21 is all the time towards catalysis burning
Device 24, thus, can be after gaseous mixture in the mixing chamber 211 of fuel gas mixer 21 enters combustion chamber 11 by going out gas branch pipe 213
Catalytic burner 24 is flowed through in the relatively much shorter time and carries out catalysis burning so that catalytic burner 24 carry out it is lasting, stably
Catalysis burning.
Further, catalytic burner 24 is strip and is located at the top of mixing chamber 211, the length of catalytic burner 24
Direction is consistent with the width of combustion chamber 11, and going out gas branch pipe 213 is multiple and upwardly extends to be formed from mixing chamber 211, more
Length direction of the individual going out gas branch pipe 213 along catalytic burner 24 is arranged at intervals.
In the present embodiment, the quantity of going out gas branch pipe 213 can be 4, the gas in the mixing chamber 211 of fuel gas mixer 21
Combustion chamber 11 is entered by the spaced going out gas branch pipe 213 of this 4 length directions along catalytic burner 24, is flowing through catalysis
The contact area with catalytic burner 24 can be improved during burner 24, so as to improve when being burnt on catalytic burner 24
Reaction efficiency.
Further, electric heating element 22 is arranged on the gas outlet of the going out gas branch pipe 213 of fuel gas mixer 21 and catalysis is burnt
Between device 24.Electric heating element 22 can be strip, and length direction is consistent with the width of combustion chamber 11 and length and catalysis
The length of burner 24 is similar；After air in fuel gas mixer 21 enters combustion chamber 11 by going out gas branch pipe 213, electricity is first flowed through
Thermal element 22, electric heating element 22 are heated to air, and the air after heating continues flow through catalytic burner 24, and catalysis is burnt
Device 24 is heated, and thus, the air into combustion chamber 11 can fully be heated in relative short time, and heated
Catalytic burner 24 is flowed through in the short time afterwards to heat catalytic burner 24, reduces the loss of heat, improves catalysis
The firing rate of burner 24.
Further, electric heating element 22 is PTC heater elements.PTC heater elements except have thermal resistance is small, heat exchange efficiency is high,
Outside the advantages of service life is long, voltage use range is wide and power and appearance design facilitate, its outstanding feature is safety
Performance, even cannot fully it radiate, its power can drastically decline automatically, will not produce such as the surface of electric heating tubing heater
" rubescent " phenomenon, so as to which the potential safety hazards such as fire will not be caused.
Further, the catalytic burner 24 has the catalytic channels that air passes through with combustion gas, the catalytic channels table
Face is coated with to make the catalyst of gas catalytic burning, and the catalytic burner is by heat-stable ceramic or heating resisting metal material system
Into, and the entrance of the catalytic channels is connected with the gas outlet seal of the going out gas branch pipe 213.
In the present embodiment, hydrocarbon fuel gas such as CH4 flow through the catalytic burner 24 reached more than catalysis initiation temperature, combustion gas
Catalyst combustion reaction can occur with the catalyst on catalytic channels surface and discharge heat.It is understood that catalytic channels enter
Mouth is connected with the gas outlet seal of going out gas branch pipe 213 can avoid combustion gas from just being escaped without catalysis burning and flaming combustion occurs.
Preferably, in order to ensure the effect of catalysis burning, the quantity of going out gas branch pipe 213 can set it is multiple, the quantity of catalytic channels with
The quantity of going out gas branch pipe, which corresponds, to be set, and can so ensure that combustion gas can be distributed uniformly, in each catalytic channels
Combustion gas fully can be contacted with coated with catalyst surface, and then allow catalysis burning be sufficiently carried out.
Further, controller 12 is additionally operable to control when the temperature of catalytic burner 24 reaches more than catalysis initiation temperature
Electric heating element 22 is stopped.Temperature sensor 15 detects the temperature of catalytic burner 24, when temperature reaches catalysis initiation temperature
After above, controller 12 controls intake valve 141 to open, and combustion gas is entered combustion chamber 11 and is carried out when flowing through catalytic burner 24
Catalysis burning, while controller 12 also controls electric heating element 22 to be stopped, and is thus carried out normally in guarantee catalytic burner 24
In the case of burning, effectively save electric energy.
Further, controller 12 is additionally operable to adjust the rotating speed of blower fan 13 according to the gas inlet amount of combustion chamber 11, with control
Air capacity of the system into combustion chamber 11.Controller 12 adjusts the rotating speed of blower fan 13 according to the gas inlet amount of combustion chamber 11, with control
System enters in the air of combustion chamber 11, so as to adjust the air into combustion chamber 11 and the ratio of combustion gas, so that combustion gas carries out nothing
The heat that flame discharges when burning can meet water demand.
Further, the intake valve 141 on gas inlet pipeline 14 is proportioning valve.Controller 12 is by controlling proportioning valve not
The conducting or blocking of only controllable combustion gas, can also adjust the air inflow of the combustion gas into combustion chamber 11, further according to combustion chamber 11
Gas inlet amount adjusts the rotating speed of blower fan 13, to control the air capacity into combustion chamber 11, so as to adjust into combustion chamber 11
Air and the ratio of combustion gas, so that the heat of release can meet water demand when combustion gas carries out flameless combustion.
Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model,
Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content
Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.
Claims (10)
1. a kind of gas heater, including combustion chamber, blower fan, gas inlet pipeline and it is serially connected on the gas inlet pipeline
Intake valve, the air outlet of the blower fan, gas outlet and the combustion chamber of the gas inlet pipeline；Its feature exists
In the gas heater also includes：
Catalytic burner, it is arranged in the combustion chamber；
Temperature sensor, for detecting the temperature of the catalytic burner；
Electric heating element, for heating the air of the blower fan pumping；And
Controller, electrically connected with the intake valve, the temperature sensor, the blower fan and the electric heating element, and it is described
Controller is used for when the gas heater starts, and controls the blower fan and the electric heating element to work, and in the catalysis
The temperature of burner controls the inlet open when reaching more than catalysis initiation temperature.
2. gas heater as claimed in claim 1, it is characterised in that the gas heater also includes fuel gas mixer,
The fuel gas mixer includes mixing chamber and the air intake branch and going out gas branch pipe that are connected with the mixing chamber, the air intake branch
Air inlet connects with the gas outlet of the gas inlet pipeline and the air outlet of the blower fan, the gas outlet of the going out gas branch pipe with
The combustion chamber.
3. gas heater as claimed in claim 2, it is characterised in that the mixing chamber and outlet of the fuel gas mixer
Branch pipe is arranged in the combustion chamber.
4. gas heater as claimed in claim 3, it is characterised in that the gas outlet of the going out gas branch pipe of the fuel gas mixer
Towards the catalytic burner.
5. gas heater as claimed in claim 4, it is characterised in that the catalytic burner is strip and is located at described
The top of mixing chamber, the length direction of the catalytic burner is consistent with the width of the combustion chamber, the going out gas branch pipe
For multiple and upwardly extend and to be formed from the mixing chamber, length direction of multiple going out gas branch pipe along the catalytic burner
It is arranged at intervals.
6. gas heater as claimed in claim 2, it is characterised in that the electric heating element is arranged on the combustion gas mixing
Between the gas outlet of the going out gas branch pipe of device and the catalytic burner.
7. gas heater as claimed in claim 6, it is characterised in that the electric heating element is PTC heater elements.
8. the gas heater as described in claim any one of 2-7, it is characterised in that the catalytic burner have air with
The catalytic channels that combustion gas passes through, the catalytic channels surface are coated with to make the catalyst of gas catalytic burning, the catalysis
Burner is made up of heat-stable ceramic or heating resisting metal material, and the entrance of the catalytic channels and the gas outlet of the going out gas branch pipe
It is tightly connected.
9. the gas heater as described in claim any one of 1-7, it is characterised in that the controller is additionally operable to urge described
The temperature of change burner controls the electric heating element to be stopped when reaching more than catalysis initiation temperature.
10. gas heater as claimed in claim 9, it is characterised in that the controller is additionally operable to according to the combustion chamber
Gas inlet amount adjust the rotating speed of the blower fan, to control the air capacity for entering the combustion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720945549.7U CN207095038U (en) | 2017-07-31 | 2017-07-31 | Gas heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720945549.7U CN207095038U (en) | 2017-07-31 | 2017-07-31 | Gas heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095038U true CN207095038U (en) | 2018-03-13 |
Family
ID=61543287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720945549.7U Active CN207095038U (en) | 2017-07-31 | 2017-07-31 | Gas heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095038U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186081A (en) * | 2018-10-25 | 2019-01-11 | 广东万家乐燃气具有限公司 | A kind of noise reduction activation system and strong drum type gas heater |
| CN109323460A (en) * | 2017-07-31 | 2019-02-12 | 芜湖美的厨卫电器制造有限公司 | Gas heater |
| CN109405047A (en) * | 2018-11-27 | 2019-03-01 | 成黎明 | A kind of infrared emittance and its HVAC system for HVAC system |
-
2017
- 2017-07-31 CN CN201720945549.7U patent/CN207095038U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323460A (en) * | 2017-07-31 | 2019-02-12 | 芜湖美的厨卫电器制造有限公司 | Gas heater |
| CN109323460B (en) * | 2017-07-31 | 2024-02-23 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
| CN109186081A (en) * | 2018-10-25 | 2019-01-11 | 广东万家乐燃气具有限公司 | A kind of noise reduction activation system and strong drum type gas heater |
| CN109405047A (en) * | 2018-11-27 | 2019-03-01 | 成黎明 | A kind of infrared emittance and its HVAC system for HVAC system |
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| TR01 | Transfer of patent right |
Effective date of registration: 20230628 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 District, Wuhu economic and Technological Development Zone, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |