CN209605198U - A kind of hot air type Smoke-heating device - Google Patents
A kind of hot air type Smoke-heating device Download PDFInfo
- Publication number
- CN209605198U CN209605198U CN201920209545.1U CN201920209545U CN209605198U CN 209605198 U CN209605198 U CN 209605198U CN 201920209545 U CN201920209545 U CN 201920209545U CN 209605198 U CN209605198 U CN 209605198U
- Authority
- CN
- China
- Prior art keywords
- combustion chamber
- hot air
- combustion
- flue gas
- hot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Regulation And Control Of Combustion (AREA)
Abstract
The utility model provides a kind of hot air type Smoke-heating device, including combustion chamber, deliver the air to the indoor combustion fan of combustion chamber, natural gas supply mechanism, Combustion System mechanism, flue gas mixer, the combustion chamber is provided with air intake, hot-blast outlet, the combustion fan air outlet connects combustion chamber air intake, the hot-blast outlet connects flue gas mixer, hot wind of the flue gas mixer for mixed flue gas and combustion chamber discharge by hot air duct.Natural gas is ignited in combustion chamber and heats to the indoor air of combustion chamber under the control control of cyclelog, and hot gas is pushed through combustion fan enters flue gas mixer to flue gas progress Hybrid Heating through hot air duct.Hot air type Smoke-heating device provided by the utility model have the advantages that heating temperature it is controllable, using it is safe, avoid the long-term calcination of spark plug and be not easy corrosion and damage.
Description
Technical field
The utility model belongs to field of environment protection equipment more particularly to a kind of hot air type Smoke-heating device.
Background technique
It in fume environment protection process field, needs to carry out heating pretreatment to flue gas in some cases, such as be catalyzed also
It needs when former first by flue gas to suitable temperature.But if being carried out to flue gas straight in the case where flue gas contains explosive medium
Heating is connect to be easy to cause safety accident, thus be currently mainly used that unit consumption is higher and the electric heater unit that is easily damaged to flue gas into
Row heating.Not only use cost is high for electric heater unit, and heating muff is directly exposed in mordant flue gas and is easy quilt
Corrosion and damage.
Utility model content
Based on the prior art there are the above problem, the utility model provides a kind of hot air type Smoke-heating device, including combustion
It burns chamber, deliver the air to the indoor combustion fan of combustion chamber, natural gas supply mechanism, Combustion System mechanism, flue gas mixing
Device, the combustion chamber are provided with air intake, hot-blast outlet, and the combustion fan air outlet connection combustion chamber air enters
Mouthful, the hot-blast outlet connects flue gas mixer by hot air duct, and the flue gas mixer is used for mixed flue gas and combustion chamber
The hot wind of room discharge.Natural gas is ignited and to the indoor sky of combustion chamber in combustion chamber under the control control of cyclelog
Gas is heated, and hot gas is pushed through combustion fan enters flue gas mixer to flue gas progress Hybrid Heating through hot air duct.This reality
With the hot air type Smoke-heating device of novel offer have heating temperature it is controllable, using it is safe, avoid the long-term calcination of spark plug and
The advantages of being not easy corrosion and damage.
The utility model is achieved the goal by technical solution in detailed below:
A kind of hot air type Smoke-heating device, the hot air type Smoke-heating device is for before carrying out catalysis reduction to flue gas
Heating, the hot air type Smoke-heating device includes combustion chamber, outside air is delivered to the indoor combustion air of combustion chamber
Machine, natural gas supply mechanism, Combustion System mechanism, flue gas mixer, the combustion chamber is provided with air intake, hot wind goes out
Mouthful, the combustion fan air outlet connects combustion chamber air intake, and the hot-blast outlet connects flue gas by hot air duct and mixes
Clutch, by natural gas transportation to combustion chamber, natural gas and combustion fan are delivered in combustion chamber for natural gas supply mechanism
Air mixing after controllable under the Combustion System mechanism controls indoor air of combustion heating combustion chamber form hot wind, hot wind warp
Hot air duct enters flue gas mixer, and hot wind of the flue gas mixer for mixed flue gas and combustion chamber discharge makes flue gas
Temperature increases；
The natural gas supply mechanism include air accumulator, steam line, pressure-regulating valve, pressure switch, burning solenoid valve,
Igniter solenoid valve, burner noz(zle), ignition burner, steam line include a three-way connection, and three ports of three-way connection are distinguished
One section of steam line is connected, wherein one section of steam line connects air accumulator, is in addition separately connected burner noz(zle), point fire-fighting for two sections
Mouth, the burner noz(zle) and ignition burner are arranged in combustion chamber and ignition burner is located at below burner noz(zle), the storage
Air accumulator side is provided with pressure-regulating valve and close three-way connection one on steam line between gas tank and three-way connection
Side is provided with pressure switch, and the pressure switch is pressure switch open in usual, the confession between the ignition burner and three-way connection
It is provided with igniter solenoid valve in feed channel, burning electromagnetism is provided on the steam line between the burner noz(zle) and three-way connection
Valve；
The pressure-regulating valve is electronic pressure regulating valve, is exported by the adjustable air accumulator of pressure-regulating valve natural
The uninterrupted of gas.It monitors the air pressure in steam line by pressure switch open in usual and connects steam line automatically in superpressure and cut
Disconnected to protect to device, user can be set as needed overpressure protection value.The burner noz(zle) passes through three-way connection and confession
Feed channel connects air accumulator, passes through the on-off of steam line between burning solenoid valve control burner noz(zle) and three-way connection.The point
Fire-fighting mouth connects air accumulator with steam line by three-way connection, is controlled between ignition burner and three-way connection by igniter solenoid valve
The on-off of steam line；
The Combustion System mechanism includes cyclelog, pulse igniter, spark plug, flame sensor, temperature sensing
Device, the spark plug, flame sensor, temperature sensor be arranged in combustion chamber and spark plug setting in burner noz(zle) and
Between ignition burner, burner noz(zle), spark plug and ignition burner are linked to be a vertical line, flame sensor setting from top to bottom
Above burner noz(zle), the pulse igniter is connect with spark plug, described program controller respectively with pulse igniter, flame
Sensor, temperature sensor, pressure-regulating valve, pressure switch, burning solenoid valve, igniter solenoid valve are electrically connected；
Natural gas in combustion chamber is controlled by pulse igniter, spark plug to ignite.It is monitored and is fired by flame sensor
It burns whether the indoor natural gas of chamber is ignited, prevents from leading to the natural gas without igniting due to pulse igniter or spark plug failure
Excessive being gathered in combustion chamber or spill into causes safety accident in exhaust gases passes.It is monitored and is burnt by temperature sensor
The indoor air themperature of chamber, temperature sensor and pressure switch open in usual cooperation can control the combustion case in combustion chamber,
It avoids combustion chamber room temperature excessively high or pressure reaches greatly very much quick-fried chapter point and explodes, guarantee, which can heat, also to be avoided occurring
Combustion explosion.
Cyclelog respectively with pulse igniter, flame sensor, temperature sensor, pressure-regulating valve, pressure switch,
Burn solenoid valve, igniter solenoid valve electric connection, natural gas in the gas supply and combustion chamber for controlling natural gas supply mechanism
Burning, the flow of natural gas, the air pressure in steam line can be set separately, in combustion chamber in user by cyclelog
The bound of temperature, the time delay for the protection that automatically die；
When temperature sensor monitors minimum of the combustion chamber room temperature lower than setting, cyclelog control burning
Solenoid valve and igniter solenoid valve are opened simultaneously, and pulse igniter and spark plug are by the natural gas igniting that ignition burner is released and ignite
The natural gas that burner noz(zle) is released, cyclelog controls immediately closes igniter solenoid valve, only retains combustion burning spray and continues to release
Natural gas carries out combustion heating, avoids spark plug for a long time by flame calcination, when temperature sensor monitors combustion chamber room temperature
Higher than setting peak when, cyclelog control burning solenoid valve close stop gas supply；Burn solenoid valve open normally to
After gas supply and pulse igniter are lighted a fire in combustion chamber, when the protection time delay for reaching setting, if flame sensor is not supervised
It measures the indoor natural gas of combustion chamber to be ignited, cyclelog control burning solenoid valve, igniter solenoid valve is closed or same time control
Device is protected in pressing pressure regulating valve and pressure switch closing, is when this failed subs criber of generation can close device monitoring
It is no to be pulse igniter, spark plug failure or supplied due to normal.
Wherein, the flue gas mixer includes hot air cavity, mixing chamber, the mixing chamber both ends be respectively arranged with flue gas into
Mouthful, exhanst gas outlet, the flue gas in flue enters mixing chamber through gas inlet and mixing chamber is discharged by exhanst gas outlet after the heating, institute
It states hot air cavity to be wrapped in outside mixing chamber, is provided with multiple connection mixing chambers in the cavity wall of the mixing chamber and hot air cavity junction
With the mixing stomata of hot air cavity, heat is made by the mixing stomata in the cavity wall for being distributed in mixing chamber and hot air cavity junction
Wind can be mixed adequately with flue gas, while hot air cavity is wrapped in outside mixing chamber and allows to heat entire mixing chamber
It improves heating efficiency and has both insulation effect.
Wherein, the combustion fan air inlet is provided with blast switch, and adjusting hot air flow is provided on the hot air duct
The electric butterfly valve of size is measured, described program controller is electrically connected with blast switch, electric butterfly valve respectively.During operation of the device,
When blast switch monitors combustion fan operation irregularity, cyclelog control device, which stops working, protects device, leads to
Cross cyclelog can control electric butterfly valve folding amount change hot wind size, user can by cyclelog into
Row setting is to control the folding amount of electric butterfly valve.
Wherein, it is laid with heat-barrier material outside the combustion chamber and flue gas mixer, the mixing chamber, which uses, leads
Hot material.
The utility model using above-mentioned technical solution have heating temperature it is controllable, using it is safe, be not easy corrosion and damage, at
This low advantage.
Detailed description of the invention
Fig. 1, the utility model embodiment structural schematic diagram.
Fig. 2, the utility model embodiment flue gas mixer structure schematic diagram.
10, combustion chamber, 11, hot air duct, 12, electric butterfly valve, 20, combustion fan, 31, air accumulator, 32, pressure tune
Save valve, 33, pressure switch, 34, burning solenoid valve, 35, igniter solenoid valve, 36, burner noz(zle), 37, ignition burner, 38, gas supply
Pipeline, 41, pulse igniter, 42, spark plug, 43, flame sensor, 44, temperature sensor, 50, flue gas mixer, 51, heat
Wind chamber, 52, mixing chamber, 53, gas inlet, 54, exhanst gas outlet, 55, mixing stomata.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
A kind of hot air type Smoke-heating device, the hot air type Smoke-heating device is for before carrying out catalysis reduction to flue gas
Heating, the hot air type Smoke-heating device includes combustion chamber 10, outside air is delivered to helping in combustion chamber 10
Blower 20, natural gas supply mechanism, Combustion System mechanism, flue gas mixer 50 are fired, the combustion chamber 10 is provided with air and enters
Mouth, hot-blast outlet, 20 air outlet of combustion fan connect 10 air intake of combustion chamber, and the hot-blast outlet passes through hot air pipe
Road 11 connects flue gas mixer 50, and natural gas supply mechanism is by natural gas transportation to combustion chamber 10, natural gas and combustion air
Machine 20 is delivered to combustion heating combustion chamber controllable under Combustion System mechanism controls after the air in combustion chamber 10 mixes
Air in 10 forms hot wind, and hot wind enters flue gas mixer 50 through hot air duct 11, and the flue gas mixer 50 is for mixing
The hot wind that flue gas is discharged with combustion chamber 10 increases flue-gas temperature；
The natural gas supply mechanism includes air accumulator 31, steam line 38, pressure-regulating valve 32, pressure switch 33, combustion
Burn solenoid valve 34, igniter solenoid valve 35, burner noz(zle) 36, ignition burner 37, the steam line include a three-way connection, three
Three ports of pass joint are separately connected one section of steam line, wherein one section of connection air accumulator 31 of steam line 38, in addition two sections
It is separately connected burner noz(zle) 36, ignition burner 37, the burner noz(zle) 36 and ignition burner 37 are arranged in combustion chamber 10
And ignition burner 37 is located at 36 lower section of burner noz(zle), close storage on the steam line 38 between the air accumulator 31 and three-way connection
31 side of gas tank is provided with pressure-regulating valve 32 and three-way connection side is provided with pressure switch 33, the pressure switch 33
For pressure switch 33 open in usual, igniter solenoid valve is provided on the steam line 38 between the ignition burner 37 and three-way connection
35, burning solenoid valve 34 is provided on the steam line 38 between the burner noz(zle) 36 and three-way connection；
The pressure-regulating valve 32 is electronic pressure regulating valve 32, passes through the adjustable air accumulator 31 of pressure-regulating valve 32
Export the uninterrupted of natural gas.It is by the air pressure in pressure switch 33 open in usual monitoring steam line 38 and automatic in superpressure
It connects the cutting of steam line 38 to protect device, user can be set as needed overpressure protection value.The burner noz(zle) 36
Air accumulator 31 is connected by three-way connection and steam line 38, burner noz(zle) 36 and three-way connection are controlled by burning solenoid valve 34
Between steam line 38 on-off.The ignition burner 37 connects air accumulator 31 by three-way connection and steam line 38, passes through a little
Thermoelectricity magnet valve 35 controls the on-off of steam line 38 between ignition burner 37 and three-way connection；
The Combustion System mechanism includes cyclelog, pulse igniter 41, spark plug 42, flame sensor 43, temperature
Sensor 44 is spent, the spark plug 42, flame sensor 43, temperature sensor 44 are arranged in combustion chamber 10 and spark plug
42 are arranged between burner noz(zle) 36 and ignition burner 37, and burner noz(zle) 36, spark plug 42 and ignition burner 37 connect from top to bottom
At a vertical line, flame sensor 43 is set to 36 top of burner noz(zle), and the pulse igniter 41 connects with spark plug 42
Connect, described program controller respectively with pulse igniter 41, flame sensor 43, temperature sensor 44, pressure-regulating valve 32, pressure
Power switch 33, burning solenoid valve 34, igniter solenoid valve 35 are electrically connected；
Natural gas in combustion chamber 10 is controlled by pulse igniter 41, spark plug 42 to ignite.Pass through flame sensor
Whether the natural gas in 43 monitoring combustion chambers 10 is ignited, and prevents from causing not due to pulse igniter 41 or 42 failure of spark plug
Excessive being gathered in combustion chamber 10 or spill into of natural gas through igniting causes safety accident in exhaust gases passes.Pass through temperature
Spend the air themperature in the monitoring combustion chamber 10 of sensor 44.
Cyclelog respectively with pulse igniter 41, flame sensor 43, temperature sensor 44, pressure-regulating valve 32,
Pressure switch 33, burning solenoid valve 34, igniter solenoid valve 35 are electrically connected, for controlling gas supply and the combustion of natural gas supply mechanism
The burning of natural gas in chamber 10 is burnt, the flow of natural gas, steam line 38 can be set separately in user by cyclelog
The bound of temperature in interior air pressure, combustion chamber 10, the time delay for the protection that carries out dying automatically；
When temperature sensor 44 monitors that temperature is lower than the minimum set in combustion chamber 10, cyclelog control
Burn solenoid valve 34 and igniter solenoid valve 35 is opened, and pulse igniter 41 and spark plug 42 are by the natural gas point in combustion chamber 10
Combustion, when temperature sensor 44 monitors that temperature is higher than the peak of setting in combustion chamber 10, cyclelog control burning
Solenoid valve 34, which is closed, stops gas supply；Burning solenoid valve 34 is normally supplied into combustion chamber 10 and pulse igniter 41 carries out a little
After fire, when the protection time delay for reaching setting, if flame sensor 43 does not monitor that the natural gas in combustion chamber 10 is ignited, journey
Sequence controller control burning solenoid valve 34, igniter solenoid valve 35 closes or control simultaneously pressure-regulating valve 32 and pressure switch 33 is closed
It closes and device is protected, can close whether device monitoring is pulse igniter 41, spark plug when this failed subs criber occurs
42 break down or due to abnormal gas supply.
Preferably, the flue gas mixer 50 includes hot air cavity 51, mixing chamber 52,52 both ends of mixing chamber are set respectively
It is equipped with gas inlet 53, exhanst gas outlet 54, the flue gas in flue is through gas inlet 53 into mixing chamber 52 and after the heating by cigarette
54 discharge mixing chamber 52 of gas outlet, the hot air cavity 51 are wrapped in outside mixing chamber 52, and the mixing chamber 52 connects with hot air cavity 51
It is provided with the mixing stomata 55 of multiple connection mixing chambers 52 and hot air cavity 51 in the cavity wall at the place of connecing, is distributed in mixing chamber by surrounding
52 mix hot wind adequately with flue gas with the mixing stomata 55 in the cavity wall of 51 junction of hot air cavity, while hot air cavity
51 are wrapped in outside mixing chamber 52 and allow to carry out entire mixing chamber 52 heating and improve heating efficiency and have both insulation effect.
Preferably, 20 air inlet of combustion fan is provided with blast switch, tune is provided on the hot air duct 11
The electric butterfly valve 12 of hot air flow size is saved, described program controller is electrically connected with blast switch, electric butterfly valve 12 respectively.In
When device works, when blast switch monitors that 20 operation irregularity of combustion fan, cyclelog control device stop working to dress
It sets and is protected, change the size of hot wind by the folding amount that cyclelog can control electric butterfly valve 12, user can lead to
It crosses and setting is carried out to control the folding amount of electric butterfly valve 12 to cyclelog.
Preferably, being laid with heat-barrier material, the mixing chamber 52 outside the combustion chamber 10 and flue gas mixer 50
Use Heat Conduction Material.
The utility model using the above embodiments have heating temperature it is controllable, using it is safe, be not easy corrosion and damage, cost
Low advantage.
A kind of embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (4)
1. a kind of hot air type Smoke-heating device, which is characterized in that including combustion chamber, to deliver the air to combustion chamber indoor
Combustion fan, natural gas supply mechanism, Combustion System mechanism, flue gas mixer, the combustion chamber are provided with air intake, heat
Wind outlet, the combustion fan air outlet connect combustion chamber air intake, and the hot-blast outlet connects cigarette by hot air duct
Gas mixer, hot wind of the flue gas mixer for mixed flue gas and combustion chamber discharge；
The natural gas supply mechanism includes air accumulator, steam line, pressure-regulating valve, pressure switch, burning solenoid valve, igniting
Solenoid valve, burner noz(zle), ignition burner, the steam line include a three-way connection, and three ports of three-way connection are distinguished
One section of steam line is connected, wherein one section of steam line connects air accumulator, is in addition separately connected burner noz(zle), point fire-fighting for two sections
Mouth, the burner noz(zle) and ignition burner are arranged in combustion chamber and ignition burner is located at below burner noz(zle), the storage
Air accumulator side is provided with pressure-regulating valve and close three-way connection one on steam line between gas tank and three-way connection
Side is provided with pressure switch, and igniter solenoid valve is provided on the steam line between the ignition burner and three-way connection, described
Burning solenoid valve is provided on steam line between burner noz(zle) and three-way connection；
The Combustion System mechanism includes cyclelog, pulse igniter, spark plug, flame sensor, temperature sensor, institute
State that spark plug, flame sensor, temperature sensor are arranged in combustion chamber and spark plug is arranged in burner noz(zle) and igniting
Between nozzle, burner noz(zle), spark plug and ignition burner are linked to be a vertical line from top to bottom, and flame sensor is set to combustion
It burns above nozzle, the pulse igniter is connect with spark plug, and described program controller is sensed with pulse igniter, flame respectively
Device, temperature sensor, pressure-regulating valve, pressure switch, burning solenoid valve, igniter solenoid valve are electrically connected.
2. hot air type Smoke-heating device according to claim 1, which is characterized in that the flue gas mixer includes hot wind
Chamber, mixing chamber, the mixing chamber both ends are respectively arranged with gas inlet, exhanst gas outlet, and the hot air cavity is wrapped in outside mixing chamber
The mixing stomata of multiple connection mixing chambers and hot air cavity is provided in the cavity wall of portion, the mixing chamber and hot air cavity junction.
3. hot air type Smoke-heating device according to claim 2, which is characterized in that the combustion fan air inlet setting
There is blast switch, the electric butterfly valve for adjusting hot air flow size, described program controller difference are provided on the hot air duct
It is electrically connected with blast switch, electric butterfly valve.
4. hot air type Smoke-heating device according to claim 3, which is characterized in that the combustion chamber is mixed with flue gas
Heat-barrier material is laid with outside device, the mixing chamber uses Heat Conduction Material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920209545.1U CN209605198U (en) | 2019-02-19 | 2019-02-19 | A kind of hot air type Smoke-heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920209545.1U CN209605198U (en) | 2019-02-19 | 2019-02-19 | A kind of hot air type Smoke-heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209605198U true CN209605198U (en) | 2019-11-08 |
Family
ID=68402401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920209545.1U Active CN209605198U (en) | 2019-02-19 | 2019-02-19 | A kind of hot air type Smoke-heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209605198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050185A (en) * | 2020-09-16 | 2020-12-08 | 太原理工大学 | Heat supply device |
| CN116672866A (en) * | 2023-06-16 | 2023-09-01 | 河南碳路者新材料科技有限公司 | Flue gas treatment system for isostatic pressure graphite production |
-
2019
- 2019-02-19 CN CN201920209545.1U patent/CN209605198U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112050185A (en) * | 2020-09-16 | 2020-12-08 | 太原理工大学 | Heat supply device |
| CN116672866A (en) * | 2023-06-16 | 2023-09-01 | 河南碳路者新材料科技有限公司 | Flue gas treatment system for isostatic pressure graphite production |
| CN116672866B (en) * | 2023-06-16 | 2024-05-14 | 河南碳路者新材料科技有限公司 | Flue gas treatment system for isostatic pressure graphite production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203687046U (en) | Safe and energy-saving proportional fuel gas burner | |
| CN105674578B (en) | A kind of gas heater and its control method of a pressure self-adjusting section | |
| CN106642646A (en) | Gas water heater and control method thereof | |
| CN209605198U (en) | A kind of hot air type Smoke-heating device | |
| CN211420059U (en) | Cracking equipment and external combustion hot air furnace | |
| CN104946833B (en) | Automatic ignition and combustion accompanying device for blast furnace and converter gas desorption tower | |
| CN110173887A (en) | It is a kind of to premix low nitrogen gas displacement type water heater and its control method | |
| CN110006059B (en) | Micro-gas combined pilot burner ignition system and method | |
| CN206347574U (en) | A kind of fuel burner nozzle device of energy-saving safe | |
| CN2890657Y (en) | Heat storage type pulse burning nozzle | |
| CN102052693A (en) | Jet type gas furnace | |
| CN107543163A (en) | A kind of fuel burner nozzle device of energy-saving safe | |
| CN113217914A (en) | Combustor and hanging stove of even segmentation burning | |
| CN206755161U (en) | A kind of combustion heater | |
| CN201229056Y (en) | Coal-gas fired heat conducting oil furnace | |
| CN208253613U (en) | Shock-wave ash blowing igniting cabinet with independent back-fire relief mixing chamber | |
| CN201628381U (en) | Straw pallet burning hot blast furnace | |
| CN220417380U (en) | Ignition device with interlocking protection for gas hot air furnace | |
| CN207648845U (en) | A kind of time sequence control device of Brown Gas application burning | |
| CN206724170U (en) | Regenerative radiant tube burner and there is its pyrolysis oven | |
| CN213955624U (en) | Gas water heater with ozone generator | |
| CN2934933Y (en) | Full-automatic fan-free minisize gas combustor | |
| CN205975331U (en) | Hot radiation heating wall of high pressure draught injection type | |
| CN110529847A (en) | Combustor and have its domestic appliance | |
| CN204211496U (en) | For the apparatus for baking of chlorination furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |