CN204214266U - The bonnet of rotatable metallurgical furnace and there is its rotatable metallurgical furnace - Google Patents
The bonnet of rotatable metallurgical furnace and there is its rotatable metallurgical furnace Download PDFInfo
- Publication number
- CN204214266U CN204214266U CN201420651951.0U CN201420651951U CN204214266U CN 204214266 U CN204214266 U CN 204214266U CN 201420651951 U CN201420651951 U CN 201420651951U CN 204214266 U CN204214266 U CN 204214266U
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- Prior art keywords
- cover body
- bonnet
- metallurgical furnace
- rotatable metallurgical
- connecting plate
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Abstract
The utility model discloses a kind of bonnet of rotatable metallurgical furnace and there is its metallurgical furnace, the bonnet of described rotatable metallurgical furnace comprises: the first cover body, described first cover body is straight tube shape and the lower surface of described first cover body is arc, the upper end of described first cover body is provided with main outlet flue, and described first cover body is provided with the first access hole; Second cover body, described second cover body is arc, and the upper end of described second cover body is connected with the sidewall of the lower end of described first cover body, and described second cover body is provided with the second access hole; First access door and the second access door, described first access door is arranged on described first cover body, is used to open or close described first access hole, and described second access door is arranged on described second cover body, is used to open or close described second access hole.According to the bonnet of the rotatable metallurgical furnace of the utility model embodiment have volume little, take up room little, not easily dust stratification, good airproof performance, be convenient to advantage such as cleaning slagging scorification etc.
Description
Technical field
The utility model relates to field of metallurgy, in particular to a kind of rotatable metallurgical furnace bonnet and there is its rotatable metallurgical furnace.
Background technology
Such as the rotatable metallurgical furnace of rotatable metallurgical furnace is conventional metallurgical industry equipment.Rotatable metallurgical furnace is widely used in the melting of non-ferrous metal, in fusion process, in order to effectively reclaim the waste heat of rotatable metallurgical furnace, above rotatable metallurgical furnace outlet flue, waste heat boiler is set, waste heat boiler is connected with rotatable metallurgical furnace by bonnet, to make high-temperature flue gas enter waste heat boiler from rotatable metallurgical furnace, thus reclaim the heat in high-temperature flue gas by heat exchange.
The bonnet volume of existing rotatable metallurgical furnace is large, takes up space large, and easy dust stratification, bonnet adopt water jacket cooling, cooling water in water jacket needs special cooling provision, cannot reclaim heat, thus the service life of existing bonnet is short, and the inconvenience of existing bonnet cleaning slag.
Utility model content
The utility model is intended to one of solve the problems of the technologies described above at least to a certain extent.For this reason, an object of the present utility model is the bonnet proposing a kind of rotatable metallurgical furnace, the bonnet of this rotatable metallurgical furnace have volume little, take up room little, not easily dust stratification, good airproof performance, be convenient to the advantages such as cleaning slagging scorification.
The utility model also proposes a kind of rotatable metallurgical furnace with the bonnet of described rotatable metallurgical furnace.
For achieving the above object, a kind of bonnet of rotatable metallurgical furnace is proposed according to first aspect of the present utility model, the bonnet of described rotatable metallurgical furnace comprises: the first cover body, described first cover body is straight tube shape and the lower surface of described first cover body is arc, the upper end of described first cover body is provided with main outlet flue, and described first cover body is provided with the first access hole; Second cover body, described second cover body is arc, the upper end of described second cover body be connected with the sidewall of the lower end of described first cover body and the lower surface of the lower edge of described second cover body and described first cover body circumferentially same, described second cover body is provided with the second access hole; First access door and the second access door, described first access door is arranged on described first cover body, is used to open or close described first access hole, and described second access door is arranged on described second cover body, is used to open or close described second access hole.
According to the bonnet of rotatable metallurgical furnace of the present utility model have volume little, take up room little, not easily dust stratification, good airproof performance, be convenient to advantage such as cleaning slagging scorification etc.
In addition, following additional technical characteristic can also be had according to the bonnet of rotatable metallurgical furnace of the present utility model:
Described second cover body is provided with emergent outlet flue.
Described emergent outlet flue is located at the middle part of described second cover body along the vertical direction.
The sidewall of the lower end of described first cover body is provided with arc and connects pipeline section, and the upper end of described second cover body is connected pipeline section and is connected with described arc.
Described first cover body and described second cover body are integrally formed.
Described first cover body is formed with described second cover body split and is connected by expansion joint.
Described expansion joint comprises: the first connecting plate, and described first connecting plate is fixed on described first cover body; Second connecting plate, described second connecting plate is fixed on described second cover body; Flexible link belt, one end of described flexible link belt is connected with described first connecting plate, second end of described flexible link belt is connected with described second connecting plate, wherein said flexible link belt, the first connecting plate, the second connecting plate, the first cover body and the second cover body limit annular seal space, are filled with airtight and watertight padding in described annular seal space.
Be provided with dividing plate in described annular seal space, described dividing plate is connected with described first connecting plate or the second connecting plate, and described dividing plate is provided with steel wire, and described airtight and watertight padding comprises the lower filler portion be positioned at below described dividing plate and the upper filler portion be positioned at above described dividing plate.
At least one in described first cover body, the second cover body, the first access door and the second access door is made up of membrane wall.
Propose a kind of rotatable metallurgical furnace according to second aspect of the present utility model, described rotatable metallurgical furnace comprises: body of heater, and described body of heater has exhanst gas outlet; Bonnet, described bonnet is located at above described exhanst gas outlet, and described bonnet is the bonnet of the rotatable metallurgical furnace according to first aspect of the present utility model.
According to rotatable metallurgical furnace of the present utility model, by utilizing the bonnet of rotatable metallurgical furnace according to first aspect of the present utility model, have that volume is little, take up room little, the not easily advantage such as dust stratification, good airproof performance, easy cleaning slagging scorification.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the side view of the bonnet of rotatable metallurgical furnace according to the utility model embodiment;
Fig. 2 is the front view of the bonnet of rotatable metallurgical furnace according to the utility model embodiment;
Fig. 3 is the rearview of the second cover body of the bonnet of rotatable metallurgical furnace according to the utility model embodiment;
Fig. 4 is the side view of the bonnet of rotatable metallurgical furnace according to another embodiment of the utility model;
Fig. 5 is the enlarged diagram at expansion joint place in Fig. 4.
Reference numeral: bonnet 1, first cover body 100 of rotatable metallurgical furnace, main outlet flue 110, arc connect pipeline section 120, second cover body 200, emergent outlet flue 210, expansion joint 300, first connecting plate 310, second connecting plate 320, flexible link belt 330, airtight and watertight padding 340, upper filler portion 341, lower filler portion 342, dividing plate 350, steel wire 360, first access door 400, second access door 500.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more, unless otherwise clear and definite restriction.
In the utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Below with reference to the accompanying drawings the bonnet 1 of the rotatable metallurgical furnace according to the utility model embodiment is described.
As Figure 1-Figure 5, the first cover body 100, second cover body 200, first access door 400 and the second access door 500 is comprised according to the bonnet 1 of the rotatable metallurgical furnace of the utility model embodiment.
First cover body 100 is straight tube shape and the lower surface of the first cover body 100 is arc, and the upper end of the first cover body 100 is provided with main outlet flue 110 (above-below direction is as shown in the arrow A in Fig. 1-Fig. 5), and the first cover body 100 is provided with the first access hole.Second cover body 200 is arc, and the upper end of the second cover body 200 is connected with the sidewall of the lower end of the first cover body 100, and the lower surface of the lower edge of the second cover body 200 and the first cover body 100 is circumferentially same, and the second cover body 200 is provided with the second access hole.First access door 400 is arranged on to open or close described first access hole on the first cover body 100, and the second access door 500 is arranged on the second cover body 200 to open or close described second access hole.
According to the bonnet 1 of the rotatable metallurgical furnace of the utility model embodiment, by the second cover body 200 is arranged to arc, and arc is arranged in the lower surface of the first cover body 100, make the lower surface of the lower edge of the second cover body 200 and the first cover body 100 circumferentially same, thus make the shape adaptation of bonnet 1 bottom of rotatable metallurgical furnace in the movement locus of body of heater upper end, the volume of the bonnet 1 of rotatable metallurgical furnace significantly can be reduced like this when ensureing the collecting effect to high-temperature flue gas, the space that bonnet 1 entirety reducing rotatable metallurgical furnace takies, and the first cover body 100 not easily dust stratification of arc, good airproof performance.In addition, first cover body 100 is provided with the first access hole and the first access door 400, second cover body 200 is provided with the second access hole and the second access door 500, like this can when body of heater rotates, molten bath and cleaning crossing slagging scorification in stove is observed by opening the second access door 500, and in stopping production or when normally working, clear up the slagging scorification in the first cover body 100 by opening the first access door 400 and enter internal cleaning and maintenance.Therefore, according to the bonnet 1 of the rotatable metallurgical furnace of the utility model embodiment have volume little, take up room little, not easily dust stratification, long service life, be convenient to advantage such as cleaning slagging scorification etc.
Below with reference to the accompanying drawings the bonnet 1 of the rotatable metallurgical furnace according to the utility model specific embodiment is described.
In specific embodiments more of the present utility model, as Figure 1-Figure 5, the first cover body 100, second cover body 200, first access door 400 and the second access door 500 is comprised according to the bonnet 1 of the rotatable metallurgical furnace of the utility model embodiment.Wherein, the first access door 400 can adopt membrane wall or tube-sheet type structure and connect cooling water, and the second access door 500 can adopt steel plate door-opening type structure, also can adopt membrane wall or tube-sheet type structure and connect cooling water.
In order in case of emergency discharge the high-temperature flue gas of the bonnet 1 of rotatable metallurgical furnace, second cover body 200 is provided with emergent outlet flue 210, can in particular cases open emergent outlet flue 210 at some like this, the high-temperature flue gas in the bonnet 1 of rotatable metallurgical furnace is discharged from emergent outlet flue 210.
Wherein, as shown in Figure 1, Figure 3 and Figure 4, emergent outlet flue 210 is located at the middle part of the second cover body 200 along the vertical direction, and emergent outlet flue 210 is positioned at above the second access door 500, on the one hand can convenient operation, on the other hand can so that the discharge of flue gas.
Alternatively, as shown in Figure 4, the sidewall of the lower end of the first cover body 100 is provided with upper end that arc connects pipeline section 120, first cover body 100 is connected pipeline section 120 with arc connected.The first cover body 100 can be made thus to be connected more level and smooth with the second cover body 200, and structure more rationally and better tightness.
In concrete examples more of the present utility model, first cover body 100 and the second cover body 200 can be integrally formed (as shown in Figure 1), and the first cover body 100 is formed with the second cover body 200 also split and is connected (as shown in Figure 4) by expansion joint 300.
Alternatively, the first cover body 100, second cover body 200, first access door 400 and the second access door 500 can be made up of alloy-steel plate, reach radiating effect by superficial air flowing.At least one in first cover body 100, second cover body 200, first access door 400 and the second access door 500 also can be made up of membrane wall, the water circulation of whole metallurgical furnace is participated in by the cooling water in membrane wall, utilize the cooling water through membrane wall to reduce flue-gas temperature, and membrane wall directly can produce water vapour thus improve cooling effectiveness.In addition, adopt membrane wall to also help the operating pressure improving recirculated water, thus membrane wall operating temperature is improved, when avoiding cooling, smoke components condenses and adds heavy corrosion, can extend the service life of the bonnet of rotatable metallurgical furnace thus.
In specific embodiments more of the present utility model, as shown in Figure 4 and Figure 5, the first cover body 100 is formed with the second cover body 200 split and is connected by expansion joint 300.
Expansion joint 300 comprises the first connecting plate 310, second connecting plate 320, flexible link belt 330 and airtight and watertight padding 340.
First connecting plate 310 is fixed on the first cover body 100.Second connecting plate 320 is fixed on the second cover body 200.One end of flexible link belt 330 is connected with the first connecting plate 310 by screw bolt and nut, and the second end of flexible link belt 330 is connected with the second connecting plate 320 by screw bolt and nut.Flexible link belt 330, first connecting plate 310, second connecting plate 320, first cover body 100 and the second cover body 200 limit the annular seal space above the junction being positioned at the first cover body 100 and the second cover body 200, are filled with airtight and watertight padding 340 in described annular seal space.The gap of expansion joint 300 excellent sealing first cover body 100 and the second cover body 200 junction can be made thus, and do not affect the relative motion of the first cover body 100 and the second cover body 200.
Further, as shown in Figure 5, dividing plate 350 is provided with in described annular seal space, dividing plate 350 is connected with the first connecting plate 310 or the second connecting plate 320, dividing plate 350 is provided with steel wire 360, and airtight and watertight padding 340 comprises the lower filler portion 342 be positioned at below dividing plate 350 and the upper filler portion 341 be positioned at above dividing plate 350.So not only can ensure the stability of airtight and watertight padding 340 in described annular seal space, to ensure the sealing effectiveness of airtight and watertight padding 340 to gap between the first cover body 100 and the second cover body 200, and when can ensure that relative motion occurs for the first cover body 100 and the second cover body 200, airtight and watertight padding 340 still can play good sealing effectiveness.
Rotatable metallurgical furnace according to the utility model embodiment is described below.Rotatable metallurgical furnace according to the utility model embodiment comprises body of heater (not shown) and bonnet.
Described bonnet is the bonnet 1 of the rotatable metallurgical furnace according to the utility model above-described embodiment.Described body of heater has exhanst gas outlet, and bonnet 1 is located at above described exhanst gas outlet.
According to the rotatable metallurgical furnace of the utility model embodiment, by utilizing the bonnet 1 of rotatable metallurgical furnace according to the embodiment of first aspect of the present utility model, have that volume is little, take up room little, the advantage such as not easily dust stratification, good airproof performance, cleaning slagging scorification be convenient.
According to the rotatable metallurgical furnace of the utility model embodiment other form and operation be all known for those of ordinary skills, be not described in detail here.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment when not departing from principle of the present utility model and aim, revising, replacing and modification in scope of the present utility model.
Claims (10)
1. a bonnet for rotatable metallurgical furnace, is characterized in that, comprising:
First cover body, described first cover body is straight tube shape and the lower surface of described first cover body is arc, and the upper end of described first cover body is provided with main outlet flue, and described first cover body is provided with the first access hole;
Second cover body, described second cover body is arc, the upper end of described second cover body be connected with the sidewall of the lower end of described first cover body and the lower surface of the lower edge of described second cover body and described first cover body circumferentially same, described second cover body is provided with the second access hole;
First access door and the second access door, described first access door is arranged on described first cover body, is used to open or close described first access hole, and described second access door is arranged on described second cover body, is used to open or close described second access hole.
2. the bonnet of rotatable metallurgical furnace according to claim 1, is characterized in that, described second cover body is provided with emergent outlet flue.
3. the bonnet of rotatable metallurgical furnace according to claim 2, is characterized in that, described emergent outlet flue is located at the middle part of described second cover body along the vertical direction.
4. the bonnet of rotatable metallurgical furnace according to claim 1, is characterized in that, the sidewall of the lower end of described first cover body is provided with arc and connects pipeline section, and the upper end of described second cover body is connected pipeline section and is connected with described arc.
5. the bonnet of rotatable metallurgical furnace according to claim 1, is characterized in that, described first cover body and described second cover body are integrally formed.
6. the bonnet of rotatable metallurgical furnace according to claim 1, is characterized in that, described first cover body is formed with described second cover body split and is connected by expansion joint.
7. the bonnet of rotatable metallurgical furnace according to claim 6, is characterized in that, described expansion joint comprises:
First connecting plate, described first connecting plate is fixed on described first cover body;
Second connecting plate, described second connecting plate is fixed on described second cover body;
Flexible link belt, one end of described flexible link belt is connected with described first connecting plate, and the second end of described flexible link belt is connected with described second connecting plate,
Wherein said flexible link belt, the first connecting plate, the second connecting plate, the first cover body and the second cover body limit annular seal space, are filled with airtight and watertight padding in described annular seal space.
8. the bonnet of rotatable metallurgical furnace according to claim 7, it is characterized in that, dividing plate is provided with in described annular seal space, described dividing plate is connected with described first connecting plate or the second connecting plate, described dividing plate is provided with steel wire, and described airtight and watertight padding comprises the lower filler portion be positioned at below described dividing plate and the upper filler portion be positioned at above described dividing plate.
9. the bonnet of rotatable metallurgical furnace according to claim 1, is characterized in that, at least one in described first cover body, the second cover body, the first access door and the second access door is made up of membrane wall.
10. a rotating metallurgical furnace, is characterized in that, comprising:
Body of heater, described body of heater has exhanst gas outlet;
Bonnet, described bonnet is located at above described exhanst gas outlet, and described bonnet is the bonnet of the rotatable metallurgical furnace according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420651951.0U CN204214266U (en) | 2014-11-04 | 2014-11-04 | The bonnet of rotatable metallurgical furnace and there is its rotatable metallurgical furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420651951.0U CN204214266U (en) | 2014-11-04 | 2014-11-04 | The bonnet of rotatable metallurgical furnace and there is its rotatable metallurgical furnace |
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| Publication Number | Publication Date |
|---|---|
| CN204214266U true CN204214266U (en) | 2015-03-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420651951.0U Withdrawn - After Issue CN204214266U (en) | 2014-11-04 | 2014-11-04 | The bonnet of rotatable metallurgical furnace and there is its rotatable metallurgical furnace |
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| CN (1) | CN204214266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104372172A (en) * | 2014-11-04 | 2015-02-25 | 中国恩菲工程技术有限公司 | Furnace cover of rotatable metallurgical furnace and rotatable metallurgical furnace with furnace cover |
-
2014
- 2014-11-04 CN CN201420651951.0U patent/CN204214266U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104372172A (en) * | 2014-11-04 | 2015-02-25 | 中国恩菲工程技术有限公司 | Furnace cover of rotatable metallurgical furnace and rotatable metallurgical furnace with furnace cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150318 Effective date of abandoning: 20170919 |
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| AV01 | Patent right actively abandoned |