CN207356842U - A kind of metallurgy boiler dust-extraction unit - Google Patents

Abstract

The utility model discloses a kind of metallurgy boiler dust-extraction unit, it is related to metallurgical technology field.The metallurgy boiler dust-extraction unit, including boiler body, the top of the boiler body is equipped with dust mouth, dust-extraction unit is fixedly connected with the top of the dust mouth, the dust-extraction unit includes removing dirt cup, the inside except dirt cup is fixedly connected with dedusting component, and the downside of the dedusting component is equipped with inclined plate, and the bottom of the inclined plate is fixedly linked with the inner wall except dirt cup.The metallurgy boiler dust-extraction unit, can play good dustproof function, can be fallen by the dust that dedusting component filters fall on inclined plate, covered by opening, facilitate deashing, can accelerated except speed air flow in dirt cup, so as to increase the dust removing effects of the strong dust-extraction unit of metallurgy boiler, and novel in structural design, it is rationally distributed, beneficial to promoting the use of, solves the existing boiler being used in metallurgical industry, dust removing effects are poor, inconvenient for use, the problem of being unfavorable for promoting the use of.

Description

A kind of metallurgy boiler dust-extraction unit

Technical field

Metallurgical technology field is the utility model is related to, is specially a kind of metallurgy boiler dust-extraction unit.

Background technology

In metallurgical industry, heating furnace is by material or workpiece（Usually metal）It is heated to be rolled into setting for forging temperature It is standby（Industrial furnace）.Heating furnace apply throughout oil, chemical industry, metallurgy, machinery, heat treatment, surface treatment, building materials, electronics, material, Many industry fields such as light industry, daily use chemicals, pharmacy.Stove for heating light section material base only has preheating section and bringing-up section.Custom On also by the heat supply belt division stove section of installation burner in stove, stove is called one-part form, two-period form according to the number of heat supply belt so that Five-part form, six segmentations etc..50~sixties, since mill capacity increases, and the length of steel-pushing type stove is limited be subject to steel length is pushed away System cannot be too long, so starting to increase heat supply belt in feed end, cancels the preheating section of not heat supply, to improve unit hearth area Productivity.Heat slab with this stove, the yield per unit area of furnace bottom up to 900~1000 kilograms/（During rice 2）, heat consumption is about For（0.5~0.65）× 106 kilocalories/ton.Since the seventies, due to energy saving needs, and since emerging walking beam furnace allows to increase Add furnace length, so add the preheating section of not heat supply again, optimal furnace bottom yield per unit area 600~650 kilograms/（Rice When 2）, heat consumption is about（0.3~0.5）× 106 kilocalories/ton.Continuous furnace usually using gaseous fuel, heavy oil or fine coal, Some burning block coals.In order to effectively utilize waste-gas heat, the heat exchanger of preheated air and coal gas is installed in flue, or more than installation Heat boiler.

At present, the existing boiler being used in metallurgical industry, dust removing effects are poor, inconvenient for use, are unfavorable for promoting the use of.

Utility model content

（One）The technical problem of solution

In view of the deficiencies of the prior art, the utility model provides a kind of metallurgy boiler dust-extraction unit, solves existing For the boiler in metallurgical industry, dust removing effects are poor, inconvenient for use, the problem of being unfavorable for promoting the use of.

（Two）Technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs：A kind of metallurgy boiler dedusting dress Put, including boiler body, the top of the boiler body are equipped with dust mouth, and dedusting dress is fixedly connected with the top of the dust mouth Put, the dust-extraction unit includes removing dirt cup, and the inside except dirt cup is fixedly connected with dedusting component, under the dedusting component Side is equipped with inclined plate, and the bottom of the inclined plate is fixedly linked with the inner wall except dirt cup, and the side except dirt cup inclined board is equipped with envelope Cover, handle is fixedly connected with the capping, described remove is fixedly connected with air-introduced machine, the outlet air of the air-introduced machine at the top of dirt cup Pipe extends to the inside except dirt cup.

The dedusting component includes prefiltering net and secondary filter strainer, between prefiltering net and the secondary filter strainer Equipped with charging electric field plate, the prefiltering net is located at the downside of charging electric field plate, and the secondary filter strainer is located at charging electric field The upside of plate, equally distributed ventilation circular hole is offered on the charging electric field plate, and is fixedly connected with each ventilation circular hole There is an electrode needle, the charging electric field plate includes three high-voltage positive electrode electrode slices and two high voltage negative electrode slices, three institutes State high-voltage positive electrode electrode slice and two high voltage negative electrode slices are arranged in the form of interlaced on charging electric field plate.

Preferably, the angle of inclination of the inclined plate is 30-45 degree.

Preferably, the prefiltering net is stainless steel dedusting component.

Preferably, the closure threads are connected to except in dirt cup.

Preferably, the top except dirt cup is in syphon shape, and except the outlet air end mouth down of dirt cup.

Preferably, the outlet air port of the discharge pipe is located at the upside of dedusting component.

（Three）Beneficial effect

The utility model provides a kind of metallurgy boiler dust-extraction unit, possesses following beneficial effect：

（1）The metallurgy boiler dust-extraction unit, on the one hand, by being equipped with dedusting component in except dirt cup, can play very well Dustproof function, on the other hand, the downside of dedusting component is equipped with inclined plate, can be fallen in inclined plate by the dust that dedusting component filters fall On, covered by opening, facilitate deashing, secondly, except air-introduced machine is fixedly connected with the top of dirt cup, the discharge pipe of air-introduced machine extends To the interior of dirt cup is removed, it can accelerate except speed air flow in dirt cup, so as to increase the dedusting effect of the strong dust-extraction unit of metallurgy boiler Fruit, and novel in structural design, it is rationally distributed, beneficial to promoting the use of, solve the existing boiler being used in metallurgical industry, dedusting Effect is poor, inconvenient for use, the problem of being unfavorable for promoting the use of.

（2）The metallurgy boiler dust-extraction unit, dedusting component include prefiltering net and secondary filter strainer, on the one hand, pre- mistake Charging electric field plate is equipped between strainer and secondary filter strainer, on the other hand, is offered on charging electric field plate equally distributed logical Gas circular hole, and an electrode needle has been fixedly connected with each ventilation circular hole, charging electric field plate includes three high-voltage positive electrode electrodes Piece and two high voltage negative electrode slices, secondly, three high-voltage positive electrode electrode slices and two high voltage negative electrode slices are with interlaced Form be arranged on charging electric field plate, using dielectric substance be carrier highfield, dielectric substance formed it is cellular in Empty microchannel, dielectric parcel electrode slice form strong electric field in passage, it applies the charged particle moved in air Huge attraction, can adsorb almost 100% aerial sports particulate, to metallurgy while only generation minimum air flow impedance The particulate pollutant removal effect that boiler produces is especially pronounced, while can will be attached to the receipts such as the bacterium on particulate matter, microorganism Collect simultaneously killed in highfield, efficiently remove particulate pollutant while also have effects that efficiently it is degerming, so as to increase metallurgy The dust removing effects of the strong dust-extraction unit of boiler, and novel in structural design, it is rationally distributed, beneficial to promoting the use of, solve existing For the boiler in metallurgical industry, dust removing effects are poor, inconvenient for use, the problem of being unfavorable for promoting the use of.

Brief description of the drawings

Fig. 1 is the utility model structure diagram；

Fig. 2 is the utility model dedusting component structure diagram；

Fig. 3 is the utility model charging electric field plate structure schematic diagram；

Fig. 4 is the utility model charging electric field harden structure sectional view；

Fig. 5 is the utility model prefiltering net structure diagram；

Fig. 6 is the utility model secondary filter filter structure schematic diagram.

In figure：1 boiler body, 101 dust mouths, 2 dust-extraction units, 201 are except dirt cup, 202 dedusting components, 2021 pre-filterings Net, 2022 secondary filter strainers, 2023 charging electric field plates, 2024 ventilation circular holes, 2025 electrode needles, 2026 high-voltage positive electrode electrodes Piece, 2027 high voltage negative electrode slices, 203 inclined plates, 204 cappings, 205 handles, 206 air-introduced machines, 207 discharge pipes.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out 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.

The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end As element or there is same or like element.The embodiments described below with reference to the accompanying drawings are exemplary, purport For explaining the utility model, and it is not intended that limitation to the utility model.

In the description of the utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than instruction or imply signified device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model System.

In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed or Implicitly include one or more this feature.In the description of the utility model, " multiple " are meant that two or two More than, unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be two The interaction relationship of connection or two elements inside element.For the ordinary skill in the art, can basis Concrete condition understands concrete meaning of the above-mentioned term in the utility model.

- 6 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of metallurgy boiler dust-extraction unit, including boiler Body 1, the top of boiler body 1 are equipped with dust mouth 101, and the top of dust mouth 101 is fixedly connected with dust-extraction unit 2, dedusting dress Putting 2 includes removing dirt cup 201, except the top of dirt cup 201 is in syphon shape, and except the outlet air end mouth down of dirt cup 201, except dirt cup 201 Inside be fixedly connected with dedusting component 202, the downside of dedusting component 202 is equipped with inclined plate 203, and the angle of inclination of inclined plate 203 is 30-45 degree, the bottom of inclined plate 203 are fixedly linked with the inner wall except dirt cup 201, except the side of 201 inclined board 203 of dirt cup is equipped with envelope Lid 204, capping 204 are threaded in except in dirt cup 201, handle 205 are fixedly connected with capping 204, except the top of dirt cup 201 It is fixedly connected with air-introduced machine 206, the discharge pipe 207 of air-introduced machine 206 is extended to except in dirt cup 201, the outlet air end of discharge pipe 207 Mouth is located at the upside of dedusting component 202.

Dedusting component 202 includes prefiltering net 2021 and secondary filter strainer 2022, and prefiltering net 2021 removes for stainless steel Dirt component, very thin, Low ESR mesh, thickness 1-2mm, hinders large-scale particle and fragment, and material is capable of washing, prefiltering net 2021 It is equipped with charging electric field plate 2023 between secondary filter strainer 2022, charging electric field plate 2023 is metal sheet, prefiltering net 2021 are located at the downside of charging electric field plate 2023, and secondary filter strainer 2022 is located at the upside of charging electric field plate 2023, charging electricity Equally distributed ventilation circular hole 2024 is offered on field plate 2023, and an electricity has been fixedly connected with each ventilation circular hole 2024 Pole pin 2025, produces corona discharge, aerial sports dirt particle is filled at hole flowing through in the application voltage of needle point and bore edges Electricity, charging electric field plate 2023 include three high-voltage positive electrode electrode slices 2026 and two high voltage negative electrode slices 2027, three high pressures Anode electrode piece 2026 and two high voltage negative electrode slices 2027 are arranged in the form of interlaced on charging electric field plate 2023, The dielectric that air flows into " cellular " is the intensive highfield of carrier, the effect of the dirt particle of precharge in extremely strong electric field force Under be attracted to the inner surface of hollow cavity.

Operation principle：Dedusting component 202 is formed after being powered using the highfield that dielectric substance is carrier, dielectric substance Cellular hollow microchannel, dielectric parcel electrode slice form strong electric field in passage, it is powered to what is moved in air Particulate applies huge attraction, and only producing, aerial sports that almost 100% can be adsorbed while minimum air flow impedance are micro- Grain, the particulate pollutant removal effect produced to metallurgy boiler is especially pronounced, while can will be attached to the bacterium on particulate matter, micro- Biology etc. collect simultaneously killed in highfield, efficiently remove particulate pollutant while also have effects that efficiently it is degerming, from And increase the dust removing effects of the strong dust-extraction unit of metallurgy boiler, and novel in structural design, it is rationally distributed, beneficial to promoting the use of, solve The existing boiler being used in metallurgical industry, dust removing effects are poor, inconvenient for use, the problem of being unfavorable for promoting the use of.

The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter Calculation machine etc. plays the conventionally known equipment of control.

In conclusion the metallurgy boiler dust-extraction unit, on the one hand, by being equipped with dedusting component 202 in except dirt cup 201, Good dustproof function can be played, on the other hand, the downside of dedusting component 202 is equipped with inclined plate 203, is fallen by dedusting component filters Dust can fall on inclined plate, by open capping 204, facilitate deashing, secondly, draw except the top of dirt cup 201 is fixedly connected with Wind turbine 206, the discharge pipe 207 of air-introduced machine 206 are extended to except in dirt cup 201, can accelerating except air flow speed in dirt cup 201 Degree, so that increase the dust removing effects of the strong dust-extraction unit 2 of metallurgy boiler, and novel in structural design, it is rationally distributed, make beneficial to popularization With, solve it is existing be used for metallurgical industry in boiler, dust removing effects are poor, inconvenient for use, and be unfavorable for promoting the use of asks Topic.

Also, dedusting component 202 includes prefiltering net 2021 and secondary filter strainer 2022, on the one hand, prefiltering net Charging electric field plate 2023 is equipped between 2021 and secondary filter strainer 2022, on the other hand, is offered on charging electric field plate 2023 Equally distributed ventilation circular hole 2024, and an electrode needle 2025, charging electricity have been fixedly connected with each ventilation circular hole 2024 Field plate 2023 includes three high-voltage positive electrode electrode slices 2026 and two high voltage negative electrode slices 2027, secondly, three high-voltage positive electrodes Electrode slice 2026 and two high voltage negative electrode slices 2027 are arranged in the form of interlaced on charging electric field plate 2023, are utilized Dielectric substance is the highfield of carrier, and dielectric substance forms cellular hollow microchannel, and dielectric wraps up electrode slice logical Strong electric field is formed in road, it applies huge attraction to the charged particle moved in air, is only producing minimum air flow Almost 100% aerial sports particulate can be adsorbed while impedance, the particulate pollutant removal effect produced to metallurgy boiler is outstanding To be notable, while bacterium, the microorganism etc. that can will be attached on particulate matter collect and are killed in highfield, are removed efficient Also have effects that while grain pollutant it is efficient degerming, so as to increase the dust removing effects of the strong dust-extraction unit of metallurgy boiler, and knot Structure is novel in design, rationally distributed, beneficial to promoting the use of, solves the existing boiler being used in metallurgical industry, dust removing effects compared with Difference, it is inconvenient for use, the problem of being unfavorable for promoting the use of.

It should be noted that in the utility model, unless otherwise clearly defined and limited, fisrt feature is special second Can be that the first and second features directly contact "above" or "below" sign, or the first and second features are connect indirectly by intermediary Touch.Moreover, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or Oblique upper, or be merely representative of fisrt feature level height and be higher than second feature.Fisrt feature second feature " under ", " lower section " " following " can be fisrt feature immediately below second feature or obliquely downward, or be merely representative of fisrt feature level height and be less than Second feature.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term State and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be Combined in an appropriate manner in any one or more embodiments or example.

The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality New technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of metallurgy boiler dust-extraction unit, including boiler body（1）, it is characterised in that：The boiler body（1）Top set There is dust mouth（101）, the dust mouth（101）Top be fixedly connected with dust-extraction unit（2）, the dust-extraction unit（2）Including Except dirt cup（201）, it is described to remove dirt cup（201）Inside be fixedly connected with dedusting component（202）, the dedusting component（202）'s Downside is equipped with inclined plate（203）, the inclined plate（203）Bottom and remove dirt cup（201）Inner wall be fixedly linked, it is described to remove dirt cup （201）Inclined board（203）Side be equipped with capping（204）, the capping（204）On be fixedly connected with handle（205）, it is described to remove Dirt cup（201）Top be fixedly connected with air-introduced machine（206）, the air-introduced machine（206）Discharge pipe（207）Extend to and remove dirt cup （201）Inside；

The dedusting component（202）Including prefiltering net（2021）With secondary filter strainer（2022）, the prefiltering net （2021）With secondary filter strainer（2022）Between be equipped with charging electric field plate（2023）, the prefiltering net（2021）Positioned at charging Electric board（2023）Downside, the secondary filter strainer（2022）Positioned at charging electric field plate（2023）Upside, the charging Electric board（2023）On offer equally distributed ventilation circular hole（2024）, and circular hole of each ventilating（2024）Inside it is fixedly connected with There is an electrode needle（2025）, the charging electric field plate（2023）Including three high-voltage positive electrode electrode slices（2026）With two high pressures Negative electricity pole piece（2027）, three high-voltage positive electrode electrode slices（2026）With two high voltage negative electrode slices（2027）With Interlaced form is arranged in charging electric field plate（2023）On.

A kind of 2. metallurgy boiler dust-extraction unit according to claim 1, it is characterised in that：The inclined plate（203）Inclination Angle is 30-45 degree.

A kind of 3. metallurgy boiler dust-extraction unit according to claim 1, it is characterised in that：The prefiltering net（2021）For Stainless steel dedusting component.

A kind of 4. metallurgy boiler dust-extraction unit according to claim 1, it is characterised in that：The capping（204）Screw thread connects It is connected on and removes dirt cup（201）On.

A kind of 5. metallurgy boiler dust-extraction unit according to claim 1, it is characterised in that：It is described to remove dirt cup（201）Top Portion is in syphon shape, and removes dirt cup（201）Outlet air end mouth down.

A kind of 6. metallurgy boiler dust-extraction unit according to claim 1, it is characterised in that：The discharge pipe（207）Go out Wind port is located at dedusting component（202）Upside.