CN209024598U - A kind of efficient energy-saving gas annealing furnace - Google Patents

A kind of efficient energy-saving gas annealing furnace Download PDF

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Publication number
CN209024598U
CN209024598U CN201821908476.5U CN201821908476U CN209024598U CN 209024598 U CN209024598 U CN 209024598U CN 201821908476 U CN201821908476 U CN 201821908476U CN 209024598 U CN209024598 U CN 209024598U
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CN
China
Prior art keywords
furnace
combustion
tracheae
exhaust emission
emission tube
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Active
Application number
CN201821908476.5U
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Chinese (zh)
Inventor
程建池
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Zhejiang Huatian Stainless Steel Manufacturing Co Ltd
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Zhejiang Huatian Stainless Steel Manufacturing Co Ltd
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Priority to CN201821908476.5U priority Critical patent/CN209024598U/en
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Abstract

The utility model discloses a kind of efficient energy-saving gas annealing furnaces, including furnace body, furnace body is equipped with exhaust emission tube, combustion-supporting tracheae, fuel gas conduit and protection tracheae, flame thrower and steel pipe rack are equipped in furnace body, flame thrower is set to the intracorporal top of furnace, a cover is equipped with below flame thrower, gather through-hole and its bottom of cover surrounding is the arcuate bottom to raise upward, more combustion-supporting gas branch pipes are connected on combustion-supporting tracheae, combustion-supporting gas branch pipe is inserted into furnace body and the mixing chamber being bent through between flame thrower and cover bottom again with flame thrower is connected, the inlet end of exhaust emission tube is set to the bottom of furnace body, protection tracheae insertion exhaust emission tube and along exhaust emission tube upwardly extend a distance after be inserted into furnace body, protection tracheae is located at the side that the intracorporal part of furnace is set to cover, steel pipe rack it is upper, lower end More protection gas branch pipes are also respectively provided with, each protect is equidistantly positioned through-hole and is connected with protection tracheae on gas branch pipe.

Description

A kind of efficient energy-saving gas annealing furnace
Technical field
The utility model relates to a kind of efficient energy-saving gas annealing furnaces.
Background technique
Combustion gas annealing furnace in the prior art generally all heats gas by external combustion furnace, then hot gas is led to It crosses air blower to be blown into furnace body, the annealing furnace heating of this structure is slow, and the intracorporal temperature of furnace is not uniform enough, heat insulation effect Difference needs air blower to be constantly blown into hot gas, and energy consumption is high.
Utility model content
The utility model aim is to overcome above-mentioned the deficiencies in the prior art, provides a kind of efficient energy-saving gas annealing furnace.
The technical solution of the utility model is: a kind of efficient energy-saving gas annealing furnace, including furnace body, the furnace body are equipped with Exhaust emission tube, combustion-supporting tracheae, fuel gas conduit and protection tracheae, furnace body is interior to be equipped with flame thrower and steel pipe rack, the combustion Tracheae is connected with the flame thrower, and the flame thrower is set to the intracorporal top of the furnace, the flame injection It is equipped with a cover below device, the cover surrounding gathers through-hole and its bottom is the arcuate bottom to raise upward, the combustion-supporting tracheae On be connected with more combustion-supporting gas branch pipes corresponding with the flame thrower quantity, the combustion-supporting gas branch pipe is inserted into the furnace body And be bent through between flame thrower and cover bottom and be connected again with the mixing chamber of the flame thrower, the exhaust gas row The inlet end of outlet pipe is set to the bottom of the furnace body, and the protection tracheae is inserted into exhaust emission tube and along the exhaust emission tube It is inserted into the furnace body after upwardly extending a distance, the protection tracheae is located at the intracorporal part of furnace and is set to the cover Side, the upper and lower end of the steel pipe rack are also respectively provided with more protection gas branch pipes, equidistant on each protection gas branch pipe to set It sets through-hole and is connected with the protection tracheae.
Further, the furnace body by metal shell, the heat-insulation plate for external being set on the outside of the metal shell and is set to The intracorporal refractory brick composition of metal-back.
Further, the furnace body front end is equipped with fire door, and the exhaust emission tube is set to the rear end of the furnace body.
Further, the combustion-supporting tracheae and fuel gas conduit are fixed by the bracket in the top of the furnace body.
Further, solenoid valve is additionally provided on the air inlet of the exhaust emission tube.
The beneficial effects of the utility model are: directly flame thrower, flame thrower is arranged in furnace body in the utility model The flame injection of ejection is on cover, and due to the unique structure of cover, flame can spray to improve in furnace body rapidly around Temperature, and can avoid direct-injection and cause steel pipe heating uneven on steel pipe;Combustion-supporting gas branch pipe is inserted into the furnace body and is bent through fire It is connected again with the mixing chamber of the flame thrower between flame injector and cover bottom, obtains the gas in combustion-supporting gas branch pipe To preheating, to make the more abundant of fuel gas buring, the generation of exhaust gas is reduced;The air inlet of exhaust emission tube is set to furnace body bottom Portion forces flame thrower to generate moving downward for heat, and it is more uniform to be conducive to heating in furnace body;Protection gas is discharged through exhaust gas Pipe, cover side pass through, and are fully warmed-up, then are discharged to steel pipe rack surrounding by each protection gas branch pipe, more than effective use Heat, and prevent protection temperature from spending the low temperature reduction for making steel pipe rack surrounding, improve the annealing effect of steel pipe.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
As shown in Figure 1, a kind of efficient energy-saving gas annealing furnace, including furnace body 1, the furnace body 1 are equipped with exhaust emission tube 2, combustion-supporting tracheae 3, fuel gas conduit 4 and protection tracheae 5, furnace body 1 is interior to be equipped with flame thrower 6 and steel pipe rack 7, the fuel gas conduit 4 are connected with the flame thrower 6, and the flame thrower 6 is set to the top in the furnace body 1, the flame injection It is equipped with a cover 8 below device 6, gather through-hole and its bottom of 8 surrounding of cover is the arcuate bottom 9 to raise upward, described combustion-supporting More combustion-supporting gas branch pipes 10 corresponding with 6 quantity of flame thrower are connected on tracheae 3, the combustion-supporting gas branch pipe 10 is inserted Enter the furnace body 1 and is bent through between 8 bottom of flame thrower 6 and cover the mixing chamber phase with the flame thrower 6 again Connection, the inlet end of the exhaust emission tube 2 are set to the bottom of the furnace body 1, and the protection tracheae 5 is inserted into exhaust emission tube 2 and along the exhaust emission tube 2 upwardly extend a distance after be inserted into the furnace body 1, the protection tracheae 5 is located in furnace body Part be set to the side of the cover 8, the upper and lower end of the steel pipe rack 7 is also respectively provided with more protection gas branch pipes 11, It is equidistantly positioned through-hole on each protection gas branch pipe 11 and is connected with the protection tracheae 5.
Further, the furnace body 1 is by metal shell 12,13 and of heat-insulation plate for external being set on the outside of the metal shell 12 The refractory brick 14 being set in the metal shell 12 forms.
Further, 1 front end of furnace body is equipped with fire door 15, after the exhaust emission tube 2 is set to the furnace body 1 End.
Further, the combustion-supporting tracheae 3 and fuel gas conduit 4 are fixed on the top of the furnace body 1 by bracket 16.
Further, solenoid valve 17 is additionally provided on the air inlet of the exhaust emission tube 2.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein packet Include any and all combinations of one or more related listed items.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (5)

1. a kind of efficient energy-saving gas annealing furnace, including furnace body, the furnace body is equipped with exhaust emission tube, combustion-supporting tracheae, combustion gas Pipe and protection tracheae, furnace body is interior to be equipped with flame thrower and steel pipe rack, and the fuel gas conduit is connected with the flame thrower It connects, it is characterised in that: the flame thrower is set to the intracorporal top of the furnace, and a cover is equipped with below the flame thrower Body, gather through-hole and its bottom of the cover surrounding is the arcuate bottom to raise upward, be connected on the combustion-supporting tracheae more with The corresponding combustion-supporting gas branch pipe of the flame thrower quantity, the combustion-supporting gas branch pipe are inserted into the furnace body and are bent through flame It is connected again with the mixing chamber of the flame thrower between injector and cover bottom, the inlet end of the exhaust emission tube is set Be placed in the bottom of the furnace body, the protection tracheae be inserted into exhaust emission tube and along the exhaust emission tube upwardly extend one section away from The furnace body is inserted into from after, the protection tracheae is located at the side that the intracorporal part of furnace is set to the cover, the steel pipe The upper and lower end of rack is also respectively provided with more protection gas branch pipes, be equidistantly positioned on each protection gas branch pipe through-hole and with institute Protection tracheae is stated to be connected.
2. a kind of efficient energy-saving gas annealing furnace according to claim 1, it is characterised in that: the furnace body is by metal-back Body, the heat-insulation plate for external being set on the outside of the metal shell and it is set to the metal-back intracorporal refractory brick composition.
3. a kind of efficient energy-saving gas annealing furnace according to claim 1, it is characterised in that: the furnace body front end is equipped with furnace Door, the exhaust emission tube are set to the rear end of the furnace body.
4. a kind of efficient energy-saving gas annealing furnace according to claim 1, it is characterised in that: the combustion-supporting tracheae and combustion gas Pipe is fixed by the bracket in the top of the furnace body.
5. a kind of efficient energy-saving gas annealing furnace according to claim 1, it is characterised in that: the exhaust emission tube into Solenoid valve is additionally provided on port.
CN201821908476.5U 2018-11-20 2018-11-20 A kind of efficient energy-saving gas annealing furnace Active CN209024598U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821908476.5U CN209024598U (en) 2018-11-20 2018-11-20 A kind of efficient energy-saving gas annealing furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821908476.5U CN209024598U (en) 2018-11-20 2018-11-20 A kind of efficient energy-saving gas annealing furnace

Publications (1)

Publication Number Publication Date
CN209024598U true CN209024598U (en) 2019-06-25

Family

ID=66910621

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821908476.5U Active CN209024598U (en) 2018-11-20 2018-11-20 A kind of efficient energy-saving gas annealing furnace

Country Status (1)

Country Link
CN (1) CN209024598U (en)

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