CN209166104U - A kind of follow-on arc furnace cover convenient for heat dissipation smoke evacuation - Google Patents

Abstract

The utility model discloses a kind of follow-on arc furnace covers convenient for heat dissipation smoke evacuation, including lid and main smoke exhaust pipe, main heat release hole is offered at the top of lid, main smoke exhaust pipe is fixedly installed at the top of main heat release hole, the inside of main smoke exhaust pipe is fixed with filtration, purification catalyst carrier, electrode hole and three secondary heat release holes there are three being opened up on the outside of main heat release hole, the top of three secondary heat release holes is communicated by secondary smoke exhaust pipe with the bottom of main smoke evacuation pipe outer wall, a kind of follow-on arc furnace cover convenient for heat dissipation smoke evacuation of the utility model, after being radiated by main heat release hole and three secondary heat release holes to smog, radiate the back-shaped water pipe of master used and the ring structure that three back-shaped water pipes of pair are multilayer, it is big with the contact area of smog, heat dissipation is abundant, by the filtration, purification of filtration, purification catalyst carrier in smoke exhaust pipe, then drain into air, Environment is protected, smog and the contact of filtration, purification catalyst carrier are abundant, and filter effect is good.

Description

A kind of follow-on arc furnace cover convenient for heat dissipation smoke evacuation

Technical field

The utility model relates to arc furnace cover, in particular to a kind of follow-on arc furnace convenient for heat dissipation smoke evacuation Lid, belongs to electric arc furnaces field.

Background technique

The electric furnace of high melt ore and metal that electric arc furnaces is generated using electrode arc.Energy when gas discharge forms electric arc Amount is concentrated very much, and arc area temperature is at 3000 DEG C or more.For smelting metal, electric arc furnaces is bigger than other converter technological flexibilities, energy The impurity such as sulphur, phosphorus are removed effectively, furnace temperature is easy to control, and occupation area of equipment is small, the melting suitable for superior alloy steel.Electric arc furnaces Bell is a component of the utmost importance in electric furnace production process, and electric arc furnaces is in use since bell center is vulnerable to electric arc Hyperthermia radiation, and existing bell heat dissipation performance and dust treatment poor performance cause bell in long-time in high temperature item Under part, leads to its service life height, significantly affect the operating rate and labor intensity of electric furnace, and bring to rigid water quality and production safety Certain influence.A large amount of harmful substances can be generated during steel-making, pollute atmosphere after being discharged into air.

Utility model content

The purpose of this utility model is to provide a kind of follow-on arc furnace covers convenient for heat dissipation smoke evacuation, on solving State hyperthermia radiation of the bell proposed in background technique vulnerable to electric arc, and existing bell heat dissipation performance and dust treatment performance It is not good enough, lead to its service life height, significantly affects the operating rate and labor intensity of electric furnace, and influence steel quality and production safety, A large amount of harmful substances can be generated during steel-making, be discharged into after air the problem of polluting atmosphere.

To achieve the above object, the utility model provides the following technical solutions: a kind of follow-on convenient for smoke evacuation of radiating Arc furnace cover, including lid and main smoke exhaust pipe offer main heat release hole, the top of the main heat release hole at the top of the lid It is fixedly installed with main smoke exhaust pipe, the inside of the main smoke exhaust pipe is fixed with filtration, purification catalyst carrier, the main heat release hole Outside open up there are three the secondary heat release holes of electrode hole and three, the top of three secondary heat release holes passes through secondary smoke exhaust pipe and main row The bottom of smoke pipe outer wall communicates, and is opened up on the outside of the lid there are three water inlet, the inner wall of the main heat release hole is fixedly mounted There is main back-shaped water pipe, the inner wall of three secondary heat release holes is fixedly installed with secondary back-shaped water pipe, one end of three water inlets Communicated respectively with one end of three the first water-supply-pipes, the other end of three first water-supply-pipes respectively with three back-shaped water pipes of pair One end communicate, the other end of three back-shaped water pipes of pair is communicated with one end of three the second water-supply-pipes respectively, described in three The other end of second water-supply-pipe is communicated on the outside of the back-shaped water pipe of master, the inside of the back-shaped water pipe of master respectively with three thirds One end of water-supply-pipe communicates, and the other end of three third water-supply-pipes is communicated with one end of vertical water pipe.

As a kind of optimal technical scheme of the utility model, smoke outlet is offered at the top of the main smoke exhaust pipe.

As a kind of optimal technical scheme of the utility model, the other end of the vertical water pipe is across main smoke exhaust pipe and outside Boundary communicates, and the other end of the vertical water pipe is equipped with water outlet.

As a kind of optimal technical scheme of the utility model, if the bottom of the filtration, purification catalyst carrier offers Dry through-hole, the inside of several through-holes is fixed with several salient points.

As a kind of optimal technical scheme of the utility model, the bottom of the filtration, purification catalyst carrier is fixed with Several smoke deflectors, several described smoke deflectors are equipped between any two leads cigarette block.

Compared with prior art, the utility model has the beneficial effects that the utility model is a kind of follow-on convenient for heat dissipation The arc furnace cover of smoke evacuation, after being radiated by main heat release hole and three secondary heat release holes to smog, the master used of radiating is back-shaped Water pipe and three back-shaped water pipes of pair are the ring structure of multilayer, big with the contact area of smog, and heat dissipation is abundant, by smoke exhaust pipe The filtration, purification of middle filtration, purification catalyst carrier then drains into air, protects environment, smog and filtration, purification catalyst carrier Contact it is abundant, filter effect is good.

Detailed description of the invention

Fig. 1 is the top view of the utility model；

Fig. 2 is the structural schematic diagram of the utility model lid；

Fig. 3 is the side structure schematic diagram of the utility model.

In figure: 1, lid；2, secondary heat release hole；3, electrode hole；4, main smoke exhaust pipe；5, water inlet；6, secondary smoke exhaust pipe；7, vertical Water pipe；8, the second water-supply-pipe；9, secondary back-shaped water pipe；10, main back-shaped water pipe；11, third water-supply-pipe；12, main heat release hole；13, mistake Filter catalyst carrier for purifying；14, through-hole；15, smoke deflector；16, cigarette block is led；17, the first water-supply-pipe.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of follow-on arc furnace cover convenient for heat dissipation smoke evacuation, including Lid 1 and main smoke exhaust pipe 4, the top of lid 1 offer main heat release hole 12, and the top of main heat release hole 12 is fixedly installed with main smoke evacuation Pipe 4, the inside of main smoke exhaust pipe 4 are fixed with filtration, purification catalyst carrier 13, and the outside of main heat release hole 12 opens up that there are three electricity The secondary heat release holes 2 of pole hole 3 and three, three secondary heat release hole 2 distributions triangular in shape, are evenly distributed, structurally reasonable, can will be unable to from The smog that main heat release hole 4 leaves evenly spreads to three secondary heat release holes 2 to a greater extent, is discharged after adequately cooling down, three A electrode hole 3 works for being put into electrode convenient for electric arc furnaces, and the top of three secondary heat release holes 2 passes through secondary smoke exhaust pipe 6 and main smoke evacuation The bottom of 4 outer wall of pipe communicates, and the outside of lid 1 is opened up there are three water inlet 5, and the inner wall of main heat release hole 12, which is fixedly installed with, to be led back Shape water pipe 10, the inner wall of three secondary heat release holes 2 are fixedly installed with secondary back-shaped water pipe 9, one end of three water inlets 5 respectively with three One end of first water-supply-pipe 17 communicates, the other end of three the first water-supply-pipes 17 one end phase with the back-shaped water pipe 9 of three pairs respectively Logical, the other end of the back-shaped water pipe 9 of three pairs is communicated with one end of three the second water-supply-pipes 8 respectively, three the second water-supply-pipes 8 it is another One end is communicated with the outside of the back-shaped water pipe 10 of master, the inside of main back-shaped water pipe 10 one end with three third water-supply-pipes 11 respectively It communicates, the other end of three third water-supply-pipes 11 is communicated with one end of vertical water pipe 7.

Preferably, the top of main smoke exhaust pipe 4 offers smoke outlet, and cigarette after cooling is discharged from the smoke outlet of main smoke exhaust pipe 4.

Preferably, the other end of vertical water pipe 7 passes through main smoke exhaust pipe 4 and communicates with the outside world, and the other end of vertical water pipe 7 is set There is water outlet, vertical water pipe 7 passes through main smoke exhaust pipe 4 and water is discharged from water outlet.

Preferably, the bottom of filtration, purification catalyst carrier 13 offers several through-holes 14, several through-holes 14 it is interior Portion is fixed with several salient points, and cigarette passes through filtration, purification catalyst carrier 13, several salient points by several through-holes 14 The surface area for increasing by 14 inner wall of through-hole, contacts cigarette more with filtration, purification catalyst carrier 13, is filtered purification to cigarette.

Preferably, the bottom of filtration, purification catalyst carrier 13 is fixed with several smoke deflectors 15, several smoke deflectors 15 are equipped with lead cigarette block 16 between any two, by several smoke deflectors 15 and several lead 16 dispersion aerosols of cigarette block, keep smog equal It is even by filtration, purification catalyst carrier 13, filtration, purification catalyst carrier 13 is made of active carbon, being capable of filtration, purification cigarette Mist.

When specifically used, a kind of follow-on arc furnace cover convenient for heat dissipation smoke evacuation of the utility model, three secondary heat dissipations The distribution triangular in shape of hole 2, is evenly distributed, structurally reasonable, and it is equal to a greater extent can to will be unable to the smog left from main heat release hole 4 It is even to be distributed to three secondary heat release holes 2, it is filled the water by three water inlets 5, water passes sequentially through the back-shaped water pipe 9 of three pairs and reaches master Then back-shaped water pipe 10 is connect by vertical water pipe 7 with external cooling water recovery channel, so that cooling water drainage goes out bell, to logical The smog for crossing main heat release hole 12 and three secondary heat release holes 2 carries out cooling and heat dissipation, and water is arranged water from water outlet by vertical water pipe 7 Out, it is directly entered main smoke exhaust pipe 4 from the smog that main heat release hole 12 is discharged, the smog that three secondary heat release holes 2 are discharged passes through correspondence Secondary smoke exhaust pipe 6 enter main smoke exhaust pipe 4, by several smoke deflectors 15 and several lead 16 dispersion aerosols of cigarette block, keep smog equal It is even by filtration, purification catalyst carrier 13, smog by after several through-holes 14 in filtration, purification catalyst carrier 13 from Smoke outlet discharge, several salient points increase by 14 inner wall of through-hole surface area, make cigarette more with filtration, purification catalyst carrier 13 Contact, filtration, purification catalyst carrier 13 are made of active carbon, are filtered purification to cigarette, effectively filtering is electric for main smoke exhaust pipe 4 The impurity such as desulfuration, the phosphorus generated when high melt ore and metal that arc furnace is generated using electrode arc, energy conservation and environmental protection, protection ring Border.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of follow-on arc furnace cover convenient for heat dissipation smoke evacuation, including lid (1) and main smoke exhaust pipe (4), feature exists In being offered main heat release hole (12) at the top of the lid (1), be fixedly installed with main smoke evacuation at the top of the main heat release hole (12) It manages (4), the inside of the main smoke exhaust pipe (4) is fixed with filtration, purification catalyst carrier (13), the main heat release hole (12) Outside is opened up there are three electrode hole (3) and three secondary heat release holes (2), and the top of three secondary heat release holes (2) passes through secondary smoke evacuation Pipe (6) communicated with the bottom of main smoke exhaust pipe (4) outer wall, opened up on the outside of the lid (1) there are three water inlet (5), the master The inner wall of heat release hole (12) is fixedly installed with main back-shaped water pipe (10), and the inner wall of three secondary heat release holes (2) is fixedly installed with Secondary back-shaped water pipe (9), one end of three water inlets (5) are communicated with one end of three the first water-supply-pipes (17) respectively, and three The other end of first water-supply-pipe (17) is communicated with one end of three back-shaped water pipes of pair (9) respectively, three back-shaped water of pair The other end of pipe (9) is communicated with one end of three the second water-supply-pipes (8) respectively, the other end of three second water-supply-pipes (8) Communicated on the outside of the back-shaped water pipe of master (10), the inside of the back-shaped water pipe of master (10) respectively with three third water-supply-pipes (11) One end communicate, the other end of three third water-supply-pipes (11) is communicated with one end of vertical water pipe (7).

2. the follow-on arc furnace cover convenient for heat dissipation smoke evacuation of one kind according to claim 1, it is characterised in that: described Smoke outlet is offered at the top of main smoke exhaust pipe (4).

3. the follow-on arc furnace cover convenient for heat dissipation smoke evacuation of one kind according to claim 1, it is characterised in that: described The other end of vertical water pipe (7) passes through main smoke exhaust pipe (4) and communicates with the outside world, and the other end of the vertical water pipe (7) is equipped with The mouth of a river.

4. the follow-on arc furnace cover convenient for heat dissipation smoke evacuation of one kind according to claim 1, it is characterised in that: described The bottom of filtration, purification catalyst carrier (13) offers several through-holes (14), and the inside of several through-holes (14) is solid Surely several salient points are equipped with.

5. the follow-on arc furnace cover convenient for heat dissipation smoke evacuation of one kind according to claim 1, it is characterised in that: described The bottom of filtration, purification catalyst carrier (13) is fixed with several smoke deflectors (15), several described smoke deflectors (15) are two-by-two Between be equipped with and lead cigarette block (16).