CN219869125U - Improved ventilation water-cooling furnace cover - Google Patents
Improved ventilation water-cooling furnace cover Download PDFInfo
- Publication number
- CN219869125U CN219869125U CN202321123149.XU CN202321123149U CN219869125U CN 219869125 U CN219869125 U CN 219869125U CN 202321123149 U CN202321123149 U CN 202321123149U CN 219869125 U CN219869125 U CN 219869125U
- Authority
- CN
- China
- Prior art keywords
- air duct
- furnace cover
- water
- small air
- connecting pipe
- 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
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 53
- 238000009423 ventilation Methods 0.000 title claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000000779 smoke Substances 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000007670 refining Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model provides an improved ventilation water-cooling furnace cover. The improved ventilation water-cooling furnace cover comprises: a connecting pipe; the center ring is arranged at the top end of the connecting pipe; the small air duct is arranged on the outer wall of one side of the connecting pipe and is communicated with the connecting pipe; the large air duct is arranged on the small air duct; the middle water cooling plate is arranged between the small air duct and the large air duct, and the large air duct and the small air duct are in sealing connection through the middle water cooling plate. The improved ventilation water-cooling furnace cover provided by the utility model can improve the overall water-cooling heat absorption and smoke collection effects of the water-cooling furnace cover, avoid the phenomenon of large-area leakage points caused by local overhigh temperature rise due to poor water-cooling circulation cooling effect in the use process, and effectively solve the problem of unqualified exhaust indexes.
Description
Technical Field
The utility model belongs to the technical field of ventilation water-cooling furnace covers, and particularly relates to an improved ventilation water-cooling furnace cover.
Background
The water-cooling furnace cover is a key water-cooling circulation device of the ladle refining furnace system, and the side ventilation system has the function of absorbing heat through water cooling and the function of collecting smoke in the smelting process, so that the water-cooling furnace cover is an important guarantee of the molten steel refining process atmosphere.
In the related art, patent document of publication CN201569296U discloses a water-cooled furnace cover, wherein the water-cooled furnace cover comprises a lower housing, an upper housing mounted on the lower housing and penetrating the lower housing, and a smoke exhaust passage mounted on a side surface of the upper housing and communicating with the upper housing through a smoke outlet, the upper housing comprises an open upper opening, wherein the upper opening comprises a first opening portion located above the smoke outlet and a second opening portion for inserting a heating electrode, and the water-cooled furnace cover further comprises a movable baffle plate covering the first opening portion. The fume outlet and the surrounding of the water-cooled furnace cover can be conveniently cleaned by removing the movable baffle.
With respect to the related art in the above, the inventors consider that there are the following drawbacks:
1. under the current environment-friendly high-pressure situation, the use frequency of a steel mill in molten steel refining is increased, so that the phenomena of unsmooth smoke collection, unqualified exhaust indexes, poor cooling effect, large-area leakage points caused by local overhigh temperature rise and the like occur in the use of a steel plate type side ventilation system, and the steel production is severely restricted.
Therefore, there is a need to provide a new and improved ventilation and water-cooled furnace cover that solves the above-mentioned problems.
Disclosure of Invention
The utility model solves the technical problem of providing the improved ventilation water-cooling furnace cover which can improve the overall water-cooling heat absorption and smoke collection effects of the water-cooling furnace cover, avoid the phenomenon of large-area leakage points caused by local overhigh temperature rise due to poor water-cooling circulation cooling effect in the use process, and effectively solve the problem of unqualified exhaust indexes.
In order to solve the technical problems, the improved ventilation water-cooling furnace cover provided by the utility model comprises: a connecting pipe; the center ring is arranged at the top end of the connecting pipe; the small air duct is arranged on the outer wall of one side of the connecting pipe and is communicated with the connecting pipe; the large air duct is arranged on the small air duct; the middle water cooling plate is arranged between the small air duct and the large air duct, and the large air duct and the small air duct are connected in a sealing way through the middle water cooling plate; the lower flue opening is arranged on the bottom of the large air duct and is communicated with the large air duct.
As a further scheme of the utility model, the middle water cooling plate is provided with a through hole, the through hole is matched with the small air duct and the large air duct, and the middle water cooling plate is communicated with the small air duct and the large air duct.
As a further scheme of the utility model, a filter assembly is arranged in the lower smoke port, the filter assembly comprises a baffle frame, the baffle frame is arranged in the lower smoke port and is matched with the lower smoke port, a filter plate is arranged at the bottom of the baffle frame and is matched with the lower smoke port and the baffle frame.
As a further scheme of the utility model, a disassembly and assembly component is arranged in the lower flue opening and comprises a limiting insert block, a containing sleeve, a threaded rod, a conical block, two limiting blocks, two arc-shaped blocks and two telescopic springs, wherein the limiting insert block is slidably arranged on the filter plate, the top of the limiting insert block extends to the upper part of the top of the baffle frame and is slidably connected with the baffle frame, and a cavity is formed in the limiting insert block.
As a further scheme of the utility model, the accommodating sleeve is rotatably arranged at the bottom of the limiting plug block, the top of the accommodating sleeve extends into the cavity, the threaded rod is arranged on the accommodating sleeve in a threaded manner, the threaded rod is positioned in the cavity, and the conical block is fixedly arranged at the top end of the threaded rod.
As a further scheme of the utility model, two limiting blocks are respectively and slidably arranged on the outer walls of the two sides of the limiting plug block, the bottoms of the limiting blocks are contacted with the top of the baffle frame, one sides of the two limiting blocks, which are close to each other, extend into the cavity, two arc-shaped blocks are respectively and fixedly arranged on the outer wall of one side of the two limiting blocks, which is close to each other, two telescopic springs are respectively and slidably sleeved on the two limiting blocks, one ends of the telescopic springs are fixedly connected with the arc-shaped blocks, and the other ends of the telescopic springs are fixedly connected with the inner wall of one side of the cavity.
Compared with the related art, the improved ventilation water-cooling furnace cover provided by the utility model has the following beneficial effects:
1. the utility model can improve the overall water cooling heat absorption and smoke collection effects of the water cooling furnace cover, avoid the phenomenon of large-area leakage points caused by local overhigh temperature rise due to poor water cooling circulation cooling effect in the use process, and effectively solve the problem of unqualified exhaust indexes.
Drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of a lower smoke gate in accordance with the present utility model;
fig. 3 is an enlarged schematic view of the portion a in fig. 2.
In the figure: 100. a connecting pipe; 1. a center ring; 2. a small air duct; 3. a large air duct; 4. a middle water cooling plate; 5. a lower smoke gate; 6. a baffle frame; 7. a filter plate; 8. limiting plug blocks; 9. a receiving sleeve; 10. a threaded rod; 11. a conical block; 12. a limiting block; 13. an arc-shaped block; 14. and a telescopic spring.
Detailed Description
Referring to fig. 1, fig. 2 and fig. 3 in combination, fig. 1 is a schematic perspective view of the present utility model; FIG. 2 is a schematic cross-sectional view of a lower smoke gate in accordance with the present utility model; fig. 3 is an enlarged schematic view of the portion a in fig. 2. The improved ventilation water-cooling furnace cover comprises: a connection pipe 100;
a center ring 1, the center ring 1 being disposed on the top end of the connection pipe 100;
a small air duct 2, wherein the small air duct 2 is arranged on the outer wall of one side of the connecting pipe 100, and the small air duct 2 is communicated with the connecting pipe 100;
the large air duct 3 is arranged on the small air duct 2;
the middle water cooling plate 4 is arranged between the small air duct 2 and the large air duct 3, and the large air duct 3 is in sealing connection with the small air duct 2 through the middle water cooling plate 4;
the lower smoke port 5 is arranged on the bottom of the large air duct 3, and the lower smoke port 5 is communicated with the large air duct 3.
The middle water cooling plate 4 is provided with a through hole, the through hole is matched with the small air duct 2 and the large air duct 3, and the middle water cooling plate 4 is communicated with the small air duct 2 and the large air duct 3.
The filter assembly is arranged in the lower smoke port 5 and comprises a baffle frame 6, the baffle frame 6 is arranged in the lower smoke port 5, the baffle frame 6 is matched with the lower smoke port 5, a filter plate 7 is arranged at the bottom of the baffle frame 6, and the filter plate 7 is matched with the lower smoke port 5 and the baffle frame 6.
The lower part flue opening 5 is internally provided with a disassembly and assembly component, the disassembly and assembly component comprises a limiting insert block 8, a storage sleeve 9, a threaded rod 10, a conical block 11, two limiting blocks 12, two arc-shaped blocks 13 and two telescopic springs 14, the limiting insert block 8 is slidably mounted on the filter plate 7, the top of the limiting insert block 8 extends to the top of the baffle frame 6 and is slidably connected with the baffle frame 6, and a cavity is formed in the limiting insert block 8.
The number of the dismounting components is determined according to actual requirements.
The accommodating sleeve 9 is rotatably arranged at the bottom of the limiting plug 8, the top of the accommodating sleeve 9 extends into the cavity, the threaded rod 10 is threadedly arranged on the accommodating sleeve 9, the threaded rod 10 is positioned in the cavity, and the conical block 11 is fixedly arranged at the top end of the threaded rod 10.
Two stopper 12 slidable mounting respectively on the both sides outer wall of spacing inserted block 8, the bottom of stopper 12 contacts with the top of baffle frame 6, and one side that two stoppers 12 are close to each other all extends to in the cavity, and two arc piece 13 fixed mounting respectively on one side outer wall that two stoppers 12 are close to each other, two expansion spring 14 slip cap respectively establish on two stoppers 12, expansion spring 14's one end and arc piece 13 fixed connection, expansion spring 14's the other end and one side inner wall fixed connection of cavity.
Two limiting rods are fixedly mounted on the threaded rod 10, limiting sliding grooves are formed in the inner walls of two sides of the cavity, and one ends, away from each other, of the two limiting rods extend into the two limiting sliding grooves respectively and are in sliding connection with the inner walls of the two limiting sliding grooves.
The working principle of the improved ventilation water-cooling furnace cover provided by the utility model is as follows:
a first step of: the water cooling circulation system of the connecting pipe 100 and the center ring 1 is canceled from the middle connection part, the contact surface with the electrode of the refining furnace is reduced, the situation that the local temperature of the center ring 1 is too high and leakage points appear due to burning loss is reduced, and the original steel plate interlayer water cooling type flue is changed into a steel pipe water cooling circulation type small air duct 2 and a large air duct 3 through calculation, so that the heating surface area and the water cooling circulation flow of the side ventilation system can be increased, the integral water cooling circulation heat absorption effect and the smoke collection capacity of the side ventilation system are improved, the middle water cooling plate 4 of an independent water circulation system is added between the small air duct 2 and the large air duct 3, the tightness and the water cooling effect of the side ventilation system are ensured, the water cooling furnace cover body is connected with the water cooling furnace through the lower smoke port 5, the smoke collection capacity is enhanced, and impurities in smoke collection can be filtered through the filter plate 7;
and a second step of: when needs dismantle filter 7, rotate and accomodate sleeve 9 and rotate, make it under the effect of screw thread, can drive threaded rod 10 and remove downwards, then drive toper piece 11 through threaded rod 10 and remove downwards, cause toper piece 11 to keep away from two arc pieces 13, and lack the extrusion of toper piece 11, compressed telescopic spring 14 can drive stopper 12 and be close to each other and reset and remove, cause stopper 12 to enter into the cavity, later can pull accomodate sleeve 9 and remove downwards, thereby break away from filter 7, cause can take out filter 7 and change cleanly, make easy operation, be convenient for come to carry out dismouting to filter 7 and change.
It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents, and in other related technical fields, which are equally encompassed by the scope of the present utility model.
Claims (6)
1. An improved ventilation water cooled furnace cover, comprising:
a connecting pipe;
the center ring is arranged at the top end of the connecting pipe;
the small air duct is arranged on the outer wall of one side of the connecting pipe and is communicated with the connecting pipe;
the large air duct is arranged on the small air duct;
the middle water cooling plate is arranged between the small air duct and the large air duct, and the large air duct and the small air duct are connected in a sealing way through the middle water cooling plate;
the lower flue opening is arranged on the bottom of the large air duct and is communicated with the large air duct.
2. The improved ventilated water cooled furnace cover of claim 1, wherein: the middle water cooling plate is provided with a through hole, the through hole is matched with the small air duct and the large air duct, and the middle water cooling plate is communicated with the small air duct and the large air duct.
3. The improved ventilated water cooled furnace cover of claim 2, wherein: the filter assembly is arranged in the lower smoke gate, and comprises a baffle frame which is arranged in the lower smoke gate and is matched with the lower smoke gate, and a filter plate is arranged at the bottom of the baffle frame and is matched with the lower smoke gate and the baffle frame.
4. An improved ventilated water cooled furnace cover according to claim 3, wherein: the utility model discloses a smoke flue, including lower part smoke flue mouth, lower part smoke flue mouth is equipped with dismouting subassembly in, dismouting subassembly is including spacing inserted block, accomodate sleeve, threaded rod, toper piece, two stoppers, two arc pieces and two extension springs, spacing inserted block slidable mounting is on the filter, the top of spacing inserted block extends to the top of baffle frame and with baffle frame sliding connection, the cavity has been seted up in the spacing inserted block.
5. The improved ventilated water cooled furnace cover of claim 4, wherein: the utility model discloses a screw rod, including spacing inserted block, threaded rod, the threaded rod is located the cavity, the toper piece fixed mounting is on the top of threaded rod, accomodate the sleeve rotation and install on the bottom of spacing inserted block, accomodate telescopic top and extend to the cavity in.
6. The improved ventilated water cooled furnace cover of claim 4, wherein: two stoppers are respectively sliding mounting on the both sides outer wall of spacing inserted block, the bottom of stopper contacts with the top of baffle frame, and one side that two stoppers are close to each other all extends to in the cavity, and two arc pieces are fixed mounting respectively on one side outer wall that two stoppers are close to each other, and two expansion springs are sliding sleeve respectively and are established on two stoppers, expansion springs's one end and arc piece fixed connection, expansion springs's the other end and one side inner wall fixed connection of cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123149.XU CN219869125U (en) | 2023-05-11 | 2023-05-11 | Improved ventilation water-cooling furnace cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321123149.XU CN219869125U (en) | 2023-05-11 | 2023-05-11 | Improved ventilation water-cooling furnace cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219869125U true CN219869125U (en) | 2023-10-20 |
Family
ID=88338270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321123149.XU Active CN219869125U (en) | 2023-05-11 | 2023-05-11 | Improved ventilation water-cooling furnace cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219869125U (en) |
-
2023
- 2023-05-11 CN CN202321123149.XU patent/CN219869125U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209243129U (en) | Smelting furnace is used in a kind of processing of aluminium sheet | |
| CN219869125U (en) | Improved ventilation water-cooling furnace cover | |
| CN109175252A (en) | A kind of metal casting casting molds facilitating whole feeding | |
| CN209872998U (en) | Slag skimmer for blast furnace overfire air | |
| CN215998679U (en) | Casting machine holding furnace for casting | |
| CN214371696U (en) | Small-size waste heat recovery energy-saving aluminum melting furnace | |
| CN214950674U (en) | A smelting furnace outside heat preservation device for steel production | |
| CN213790896U (en) | A refining furnace flue gas processing apparatus for production of tin copper alloy line | |
| CN211676525U (en) | Dedicated oil filtration equipment of oil development | |
| CN108500433B (en) | Plasma cutting machine provided with filtering and pressure regulating valve with anti-freezing drainage function | |
| CN210345586U (en) | Air duct system of integrated stove | |
| CN212006722U (en) | Energy-saving zinc alloy power frequency electric furnace | |
| CN219730548U (en) | High-temperature carbonization device for negative electrode material | |
| CN204514075U (en) | A kind of mechanical cooler for argon oxygen decarburization refining stove dust pelletizing system | |
| CN214626969U (en) | Remote control's electronic communication device | |
| CN218770744U (en) | Dustproof ventilation distribution box for automatic control | |
| CN220330206U (en) | Electric welding is used in fusible plug production with exhaust mechanism | |
| CN212838071U (en) | Diesel generating set with temperature control function | |
| CN220670182U (en) | Electric heating device for electric melting furnace | |
| CN210602771U (en) | Adjustable intermediate frequency smelting device | |
| CN117029513B (en) | Waste heat utilization device of tubular furnace | |
| CN211953709U (en) | Electric furnace for smelting bismuth slag smelting waste | |
| CN213331826U (en) | Low-noise hydraulic oil source with temperature control function | |
| CN217438090U (en) | Dry quenching desulphurization device | |
| CN218735529U (en) | Power saver with compression-resistant butt joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |