CN206280959U - A kind of heat accumulating type multitubular bundles radiant tube combustion device - Google Patents

A kind of heat accumulating type multitubular bundles radiant tube combustion device Download PDF

Info

Publication number
CN206280959U
CN206280959U CN201621383632.1U CN201621383632U CN206280959U CN 206280959 U CN206280959 U CN 206280959U CN 201621383632 U CN201621383632 U CN 201621383632U CN 206280959 U CN206280959 U CN 206280959U
Authority
CN
China
Prior art keywords
burner
combustion chamber
air
radiant tube
combustion
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
Application number
CN201621383632.1U
Other languages
Chinese (zh)
Inventor
吴道洪
石为华
王东方
郭科宏
杨玉地
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenwu Technology Group Corp Co Ltd
Original Assignee
Beijing Shenwu Environmental and Energy Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Shenwu Environmental and Energy Technology Co Ltd filed Critical Beijing Shenwu Environmental and Energy Technology Co Ltd
Priority to CN201621383632.1U priority Critical patent/CN206280959U/en
Application granted granted Critical
Publication of CN206280959U publication Critical patent/CN206280959U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/30Technologies for a more efficient combustion or heat usage

Abstract

The utility model is related to regenerator gas field of combustion technology, more particularly to a kind of heat accumulating type multitubular bundles radiant tube combustion device.Including:Two air single heat accumulating type burners, body of heater, many radiant tubes, igniter burner, igniter burner sleeve pipe, two combustion chambers, four-way valves;The air single heat accumulating type burner includes:Cover plate, body of air, heat-insulation layer, heat storage, burner block, gas spray gun, adpting flange.Device of the present utility model has more efficient integration while having efficient satisfaction, energy-saving and environmental protection regenerative combustion technology advantage, and radiant power is high, and temperature is more uniform, and its structure is simpler, and installation, debugging and maintenance are more convenient.

Description

A kind of heat accumulating type multitubular bundles radiant tube combustion device
Technical field
The utility model is related to regenerator gas field of combustion technology, more particularly to a kind of burning of heat accumulating type multitubular bundles radiant tube Device.
Background technology
Gas fired radiant tubes, mainly with coal gas as fuel, in special sealing shroud combustion inner pipe, by the sleeve surface being heated Heating object is transferred heat in the form of heat radiation, combustion product is not contacted with heating object;Regenerative gas spoke Setting of the pipe by heat storage is penetrated using the sensible heat of flue gas after covering combustion inner pipe come warm-up combustion-supporting air or combustion gas, with the combustion heat Efficiency high, the features such as stable, equipment dependability is high, it is widely used in various heat-treatment furnaces and continuous annealing furnace etc..Due to Gas fired radiant tubes is in course of normal operation, it is necessary to configure corresponding reversing control system and device.With engineering project Extensive use a, heat-treatment furnace need to be equipped with tens or even hundreds of radiant tube burners, by taking regenerative gas radiant tube as an example, The quantity and igniter burner and corresponding Iganition control system that radiant tube burner need to be configured complement one another, and system is very huge, Artificial cumbersome, high cost.Therefore a kind of radiant tube combustion device with low cost, simple structure of design how is allowed as this The technical problem of field urgent need to resolve.
Utility model content
The utility model is in view of the shortcomings of the prior art, it is proposed that a kind of heat accumulating type multitubular bundles radiant tube combustion device, root Multiple radiant tubes are set according to technological parameter, input cost is reduced while reducing the area of installing and using of device, heat accumulating type is more Tube bank radiant tube combustion device has more efficient while having efficient satisfaction, energy-saving and environmental protection regenerative combustion technology advantage Integration, radiant power is high, and temperature is more uniform, and its structure is simpler, installs, debugs and overhaul more convenient.
In order to solve the above technical problems, the technical scheme that the utility model is taken is:Stored the utility model proposes one kind Hot type multitubular bundles radiant tube combustion device, according to embodiment of the present utility model, including:Two air single heat accumulating type burners, Body of heater(8), many radiant tubes(9), igniter burner(10), igniter burner sleeve pipe(11), two combustion chambers(12), four-way valve (13);The air single heat accumulating type burner includes:Cover plate(1), body of air(2), heat-insulation layer(3), heat storage(4), burner Brick(5), gas spray gun(6), adpting flange(7), wherein:First burner A and the first combustion chamber A is located at the one of the body of heater Side, the second burner B and the second combustion chamber B are located at the opposite side of the body of heater, the first burner A and the second burner B Burner block be respectively protruding into the tapping of the first combustion chamber A and the second combustion chamber B, and extend in combustion chamber, it is described Burner block external metallization flanged plate is fastenedly connected with corresponding combustion chamber;Coal gas spray is provided with the burner block of each burner Rifle, for combustion gas to be incorporated into combustion chamber, the flame for going out burner combustion burns in a combustion chamber, so that radiant tube Inside in axial direction without flame front, and generation of burning flue gas via radiation after pipe, arranged by the heat-storage type burner of opposite side Go out;The side wall of the first combustion chamber A and the second combustion chamber B is provided with the outlet being connected with radiant tube;The radiant tube is in institute Extension in the inner chamber of body of heater is stated, its one end is connected with the outlet of the first combustion chamber A by adpting flange, the other end and second burns The outlet of room B is connected by adpting flange, and the radiant tube axis is in the same direction with the flame propagation direction in combustion chamber;Institute State the adpting flange of the first burner A and the second burner B(7)Respectively with the four-way valve(13)Two connectors by pipe Metal flange on road is attached, two other connector of four-way valve (13) respectively with smoke evacuation house steward and the gold of air header Category flange fastening.
Inventor's discovery, according to heat accumulating type multitubular bundles radiant tube combustion device described in the utility model, meets radiant tube The temperature requirement in burner different application field, while increasing the uniformity of radiant tube internal temperature, furnace atmosphere, temperature compare Uniformly, in-furnace temperature fluctuation is in ± 5 DEG C, significantly more efficient Mist heat recovering, while save increasing because exhaust gas volumn is excessive Auxiliary flue, save the input of the correlation corollary equipment such as radiant tube burner and igniter burner, simplified system, and by Without flame front inside radiant tube, localized hyperthermia will not be produced so that the power of radiant tube can be according to the increasing of burner rating Plus and increase, it is convenient while reduce the space required for installing burner while also extend the service life of radiant tube The arrangement of process pipeline, with meet efficiently, energy-saving and environmental protection regenerative combustion technology advantage while have it is more efficient integrated Property, radiant power is high, and temperature is more uniform, and its structure is simpler, installs, debugging and maintenance more facilitate.
According to embodiment of the present utility model, the body of air(2)Adpting flange and burner block(5)Flange fix Connection, the cover plate(1)With body of air(2)It is fastened by bolts, heat-insulation layer(3)It is arranged on body of air(2)Inside, shape Into the cavity that heat storage is placed, the heat storage(4)It is placed in the inside cavity.
According to embodiment of the present utility model, burner block external metallization flanged plate is fastened with corresponding combustion chamber using bolt Connection;The body of air(2)Adpting flange and burner block(5)Flange be fixedly connected with bolt;The first combustion chamber A Outlet and the second combustion chamber B exit, be respectively equipped with radiant tube adpting flange(14), itself and radiant tube(9)By bolt It is connected;Metal flange of two other connector of four-way valve (13) respectively with smoke evacuation house steward and air header is tight by bolt Gu.
According to embodiment of the present utility model, each combustion chamber top is designed with an igniter burner, the igniting Burner is deep into the inner space of combustion chamber, also, the igniter burner periphery is provided with igniter burner sleeve pipe.
According to embodiment of the present utility model, radiant tube(9)Horizontal mode is positioned over furnace interior, or point row row vertically It is distributed in furnace interior.
According to embodiment of the present utility model, the adpting flange(7)Valve is provided between the four-way valve, for controlling The break-make of air in burner.
According to embodiment of the present utility model, the gas spray gun(6)Including cutting valve soon.
The utility model at least includes following beneficial effect:According to heat accumulating type multitubular bundles radiant tube described in the utility model Burner, meets the temperature requirement in radiant tube burner different application field, while increasing the uniform of radiant tube internal temperature Property, than more uniform, in-furnace temperature fluctuates at ± 5 DEG C for furnace atmosphere, temperature, significantly more efficient Mist heat recovering, while saving Because of exhaust gas volumn excessive and increased auxiliary flue, the throwing of the correlation corollary equipment such as radiant tube burner and igniter burner is saved Enter, simplified system, and due to inside radiant tube, without flame front, localized hyperthermia will not be produced so that the power of radiant tube can Increased with the increase according to burner rating, while the service life of radiant tube is also extended, while reducing installation burning Space required for device, facilitates the arrangement of process pipeline, with meet efficiently, energy-saving and environmental protection regenerative combustion technology advantage While there is more efficient integration, radiant power is high, and temperature is more uniform, and its structure is simpler, install, debugging and examine Repair and more facilitate.
Brief description of the drawings
Fig. 1 is the utility model burner structural representation.
Fig. 2 is the utility model burner structure schematic diagram.
Wherein, cover plate 1, body of air 2, heat-insulation layer 3, heat storage 4, burner block 5, gas spray gun 6, adpting flange 7, body of heater 8, radiant tube 9, igniter burner 10, igniter burner sleeve pipe 11, combustion chamber 12, the first combustion chamber A 1201, the second combustion chamber B 1202, four-way valve 13, radiant tube adpting flange 14, burner 15, the first burner A 1501, the second burner B 1502.
Specific embodiment
In order that those skilled in the art more fully understand the technical solution of the utility model, with reference to specific embodiment The utility model is described in further detail.The embodiments described below is exemplary, is only used for explaining that this practicality is new Type, and it is not intended that to limitation of the present utility model.Unreceipted particular technique or condition in embodiment, according in the art Document described by technology or condition or carried out according to product description.
The utility model proposes a kind of heat accumulating type multitubular bundles radiant tube combustion device, Fig. 1 is the utility model burning dress Structural representation is put, according to embodiment of the present utility model, shown in reference picture 1, device described in the utility model includes:Two skies Gas single heat storage type burner, body of heater 8, many radiant tubes 9, igniter burner 10,11, two combustion chambers 12, four of igniter burner sleeve pipe Port valve 13, wherein, described two air single heat accumulating type burners 15 include:First burner A 1501 and the second burner B 1502, described two combustion chambers 12 include:First combustion chamber A 1201 and the second combustion chamber B 1202, the first burner A With the first combustion chamber A positioned at the side of the body of heater, the second burner B and the second combustion chamber B is located at the opposite side of the body of heater, The burner block of the first burner A and the second burner B is respectively protruding into the first combustion chamber A's and the second combustion chamber B Tapping, and extend in combustion chamber, the burner block external metallization flanged plate is fastened using bolt with corresponding combustion chamber and connected Connect, gas spray gun is provided with the burner block of each burner, for combustion gas to be incorporated into combustion chamber, make burner combustion The flame for going out burns in a combustion chamber so that radiant tube in axial direction without flame front, and generation of burning flue gas Via radiation after pipe, discharged by the heat-storage type burner of opposite side;On the side wall of the first combustion chamber A and the second combustion chamber B The outlet being connected with radiant tube is provided with, the radiant tube extends in the inner chamber of the body of heater, its one end is with the first combustion chamber A's Outlet is connected by adpting flange, and the other end is connected with the outlet of the second combustion chamber B by adpting flange, and the radiant tube axle Line is in the same direction with the flame propagation direction in combustion chamber;Each combustion chamber top is designed with an igniter burner, described Igniter burner is deep into the inner space of combustion chamber, also, the igniter burner periphery is provided with igniter burner sleeve pipe;Described The adpting flange 7 of one burner A and the second burner B passes through the gold on pipeline with two connectors of the four-way valve 13 respectively Category flange is attached, and the metal flange of two other connector of four-way valve 13 respectively with smoke evacuation house steward and air header passes through Bolt is fastened.
According to embodiment of the present utility model, the specific set-up mode of radiant tube described in the utility model is unrestricted, this Utility model is preferably horizontal mode and is positioned over furnace interior, or a point row are arranged in furnace interior vertically;The adpting flange 7 Valve is provided between the four-way valve, the break-make for controlling air in burner;The gas spray gun 6 includes cutting valve soon.
According to embodiment of the present utility model, the exit exported with the second combustion chamber B of the first combustion chamber A is divided Radiant tube adpting flange 14 is not provided with, and it is connected with radiant tube 9 by bolt.
According to embodiment of the present utility model, Fig. 2 is the utility model burner structure schematic diagram, shown in reference picture 2, institute Stating air single heat accumulating type burner includes:Cover plate 1, body of air 2, heat-insulation layer 3, heat storage 4, burner block 5, gas spray gun 6, even Acting flange 7, wherein:The adpting flange of the body of air 2 is fixedly connected with the flange of burner block 5 with bolt, the cover plate 1 with Body of air 2 is fastened by bolts, and heat-insulation layer 3 is arranged on the inside of body of air 2, forms the cavity that heat storage is placed, described Heat storage 4 is placed in the inside cavity.
According to embodiment of the present utility model, the course of work of the present utility model is:When the first burner A is combustion side, Second burner B is smoke evacuation side, when the radiant tube is three, is first lighted igniter burner A, after its stabilization burning, is opened The first burner A, the valve of the second burner B metal flanges are opened, now four-way valve work so that the air of the first burner A Pipeline is connected, while unlatching gas spray gun A's cuts valve soon so that the gaspipe line of the first burner A is connected, the first burning Device A burn, flame in the first combustion chamber A propagate, by the burning in the first combustion chamber A by high-temperature flue gas by radiant tube 1, 2nd, 3 reach in the second combustion chamber B, then high-temperature flue gas are lowered the temperature through the heat storage in the second burner B, switching four-way valve will Smoke-exhaust pipeline is connected, and flue gas is discharged fume by the second burner B, then the smoke evacuation house steward that warp is connected with four-way valve, according to combustion Burn the thermic load of device, the air at room temperature air inlet heat storage of certain flow, by after heat storage, air at room temperature is preheated to 900-1000 DEG C, now whole combustion system normally run;The first burner A and the second burner B are in a unit work After making the time, the four-way valve performs inverse operation, makes the first burner A be smoke evacuation side, and the second burner B is combustion side, is made Whole combustion system periodicity reversing combustion-smoke evacuation.This embodiment combustion gas is liquefied petroleum gas calorific value 12000kcal/m3, burning The surface temperature of radiant tube 1,2,3 corresponds to 800 DEG C respectively afterwards, 790 DEG C, 785 DEG C, every radiant tube axial direction temperature difference for ± 5℃。
Inventor's discovery, according to heat accumulating type multitubular bundles radiant tube combustion device described in the utility model, meets radiant tube The temperature requirement in burner different application field, while increasing the uniformity of radiant tube internal temperature, furnace atmosphere, temperature compare Uniformly, in-furnace temperature fluctuation is in ± 5 DEG C, significantly more efficient Mist heat recovering, while save increasing because exhaust gas volumn is excessive Auxiliary flue, save the input of the correlation corollary equipment such as radiant tube burner and igniter burner, simplified system, and by Without flame front inside radiant tube, localized hyperthermia will not be produced so that the power of radiant tube can be according to the increasing of burner rating Plus and increase, it is convenient while reduce the space required for installing burner while also extend the service life of radiant tube The arrangement of process pipeline, with meet efficiently, energy-saving and environmental protection regenerative combustion technology advantage while have it is more efficient integrated Property, radiant power is high, and temperature is more uniform, and its structure is simpler, installs, debugging and maintenance more facilitate.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ", The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described Structure, material or feature are contained at least one embodiment of the present utility model or example.In this manual, to above-mentioned art The schematic representation of language is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or Person's feature can in an appropriate manner be combined in one or more any embodiments or example.
In description of the present utility model, it is to be understood that term " on ", D score, "left", "right", " interior ", " outward " etc. The orientation or position relationship of instruction are, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model Described with simplified, must be with specific orientation, with specific orientation structure rather than the device or element for indicating or imply meaning Make and operate, therefore it is not intended that to limitation of the present utility model.Additionally, term " first ", " second " are only used for describing mesh , and it is not intended that indicating or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, limit Surely there is " first ", one or more this feature can be expressed or be implicitly included to the feature of " second ".It is new in this practicality In the description of type, unless otherwise indicated, " multiple " is meant that two or more.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in description of the present utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection;Can mechanically connect, or put connection;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Can be two connections of element internal.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model It is interior above-described embodiment to be changed, changed, replaced and modification, simultaneously for those of ordinary skill in the art, foundation The thought of the application, will change in specific embodiments and applications.

Claims (7)

1. a kind of heat accumulating type multitubular bundles radiant tube combustion device, it is characterised in that including:Two air single heat accumulating type burners, Body of heater(8), many radiant tubes(9), igniter burner(10), igniter burner sleeve pipe(11), two combustion chambers(12), four-way valve (13);The air single heat accumulating type burner includes:Cover plate(1), body of air(2), heat-insulation layer(3), heat storage(4), burner Brick(5), gas spray gun(6), adpting flange(7), wherein:
First burner A and the first combustion chamber A is located at the side of the body of heater, and the second burner B and the second combustion chamber B is located at institute The opposite side of body of heater is stated, the burner block of the first burner A and the second burner B is respectively protruding into the first combustion chamber A With the tapping of the second combustion chamber B, and extend in combustion chamber, the burner block external metallization flanged plate and corresponding combustion chamber It is fastenedly connected;
Gas spray gun is provided with the burner block of each burner, for combustion gas to be incorporated into combustion chamber, fires burner The flame for burning burns in a combustion chamber so that radiant tube in axial direction without flame front, and generation of burning cigarette Gas after pipe, is discharged by the heat-storage type burner of opposite side via radiation;
The side wall of the first combustion chamber A and the second combustion chamber B is provided with the outlet being connected with radiant tube;The radiant tube is in institute Extension in the inner chamber of body of heater is stated, its one end is connected with the outlet of the first combustion chamber A by adpting flange, the other end and second burns The outlet of room B is connected by adpting flange, and the radiant tube axis is in the same direction with the flame propagation direction in combustion chamber;
The adpting flange of the first burner A and the second burner B(7)Respectively with the four-way valve(13)Two connectors It is attached by the metal flange on pipeline, two other connector of four-way valve (13) is total with smoke evacuation house steward and air respectively The metal flange fastening of pipe.
2. device according to claim 1, it is characterised in that the body of air(2)Adpting flange and burner block(5) Flange be fixedly connected, the cover plate(1)With body of air(2)It is fastened by bolts, heat-insulation layer(3)It is arranged on body of air (2)Inside, formed heat storage place cavity, the heat storage(4)It is placed in the inside cavity.
3. device according to claim 1 and 2, it is characterised in that burner block external metallization flanged plate and corresponding burning Adopt and be bolted connection in room;The body of air(2)Adpting flange and burner block(5)Flange be fixedly connected with bolt; The outlet of the first combustion chamber A and the exit of the second combustion chamber B, are respectively equipped with radiant tube adpting flange(14), itself and spoke Penetrate pipe(9)It is connected by bolt;Two other connector of four-way valve (13) respectively with smoke evacuation house steward and air header gold Category flange is fastened by bolts.
4. device according to claim 2, it is characterised in that each combustion chamber top is designed with a point and burns Mouth, the igniter burner is deep into the inner space of combustion chamber, also, the igniter burner periphery is provided with igniter burner set Pipe.
5. device according to claim 1 and 2, it is characterised in that radiant tube(9)Horizontal mode is positioned over furnace interior, Or a point row are arranged in furnace interior vertically.
6. device according to claim 1 and 2, it is characterised in that the adpting flange(7)Set between the four-way valve There is valve, the break-make for controlling air in burner.
7. device according to claim 1 and 2, it is characterised in that the gas spray gun(6)Including cutting valve soon.
CN201621383632.1U 2016-12-16 2016-12-16 A kind of heat accumulating type multitubular bundles radiant tube combustion device Active CN206280959U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621383632.1U CN206280959U (en) 2016-12-16 2016-12-16 A kind of heat accumulating type multitubular bundles radiant tube combustion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621383632.1U CN206280959U (en) 2016-12-16 2016-12-16 A kind of heat accumulating type multitubular bundles radiant tube combustion device

Publications (1)

Publication Number Publication Date
CN206280959U true CN206280959U (en) 2017-06-27

Family

ID=59073473

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201621383632.1U Active CN206280959U (en) 2016-12-16 2016-12-16 A kind of heat accumulating type multitubular bundles radiant tube combustion device

Country Status (1)

Country Link
CN (1) CN206280959U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106705042A (en) * 2016-12-16 2017-05-24 北京神雾环境能源科技集团股份有限公司 Regenerative type multi-tube-bundle radiation tube combustion device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106705042A (en) * 2016-12-16 2017-05-24 北京神雾环境能源科技集团股份有限公司 Regenerative type multi-tube-bundle radiation tube combustion device

Similar Documents

Publication Publication Date Title
CN103423865B (en) A kind of air stove with multi-layer rotating heat exchange flue
CN104456947A (en) Heat accumulating type pure air heating system
CN102072651B (en) Heat accumulating type heating furnace totally using blast furnace gas as fuel
CN206280959U (en) A kind of heat accumulating type multitubular bundles radiant tube combustion device
CN206280957U (en) A kind of New Regenerative radiant tube combustion device
CN206280960U (en) A kind of combined type radiant tube combustion device
CN106482100B (en) A kind of New Regenerative radiant tube combustion device
CN206600802U (en) A kind of flat flame thermal-storage burning device utilizing radiant tube
CN206600801U (en) A kind of fractional combustion thermal-storage burning device utilizing radiant tube
CN103063044A (en) Rotary hearth furnace flue gas waste heat utilization system and rotary hearth furnace flue gas waste heat utilization method
CN111215011A (en) Hot air circulation heating utilization system of reaction kettle body
CN106705042A (en) Regenerative type multi-tube-bundle radiation tube combustion device
CN106439860B (en) A kind of dehydration of alcohol steam-heating system
CN205783775U (en) Fuel-firing gas-firing combustion chamber of hot-blast stove with air distribution device
CN201628381U (en) Straw pallet burning hot blast furnace
CN201852197U (en) Single heating wall-mounted furnace
CN2890657Y (en) Heat storage type pulse burning nozzle
CN215757165U (en) Continuous cracking heating device
CN105090954B (en) The burning Application way of fuel gas with low heat value and burning and warm-air supply system
CN211420059U (en) Cracking equipment and external combustion hot air furnace
CN211476321U (en) Auxiliary heating combustion wall-mounted furnace
CN202419896U (en) Novel water heating device
CN211886767U (en) Hot air circulation heating utilization system of reaction kettle body
CN106642112A (en) Flat flame-crossover heat-accumulation type radiant tube combustion device
CN206683405U (en) Using the end heat stove of heat-accumulating burner

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155

Patentee after: Shenwu science and technology group Limited by Share Ltd

Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18

Patentee before: Beijing Shenwu Environment Energy Technology Group Co., Ltd.

PP01 Preservation of patent right
PP01 Preservation of patent right

Effective date of registration: 20190121

Granted publication date: 20170627