CN210481427U - Converter and environmental protection petticoat pipe that is used for converter - Google Patents
Converter and environmental protection petticoat pipe that is used for converter Download PDFInfo
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- CN210481427U CN210481427U CN201921211847.9U CN201921211847U CN210481427U CN 210481427 U CN210481427 U CN 210481427U CN 201921211847 U CN201921211847 U CN 201921211847U CN 210481427 U CN210481427 U CN 210481427U
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Abstract
The utility model discloses a converter and an environmental protection petticoat pipe that is used for the converter. The environment-friendly smoke hood comprises a fixed smoke hood, a walking type movable smoke hood, a driving mechanism and a guide rail, wherein the fixed smoke hood is arranged above the top end of the converter, and a smoke exhaust area is defined between the fixed smoke hood and the top end of the converter; the walking type movable smoke hood comprises a first movable smoke hood and a second movable smoke hood, the first movable smoke hood and the second movable smoke hood are movable between a closed position covering the smoke exhaust area and an open position opening the smoke exhaust area, the walking type movable smoke hood is located at the closed position, and the walking type movable smoke hood is covered above the discharge opening of the converter; the walking type movable smoke hood is positioned at an opening position, and the first movable smoke hood and the second movable smoke hood are positioned on two sides of the fixed smoke hood along the length direction of the converter; the driving structure is connected with the walking type movable smoke hood and drives the walking type movable smoke hood to move along the length direction of the converter. This a walking movable petticoat pipe is little when removing in the environmental protection petticoat pipe for converter, and little with the laminating gap of fixed petticoat pipe.
Description
Technical Field
The utility model belongs to nonferrous metallurgy field particularly, relates to converter and the environmental protection petticoat pipe that is used for the converter.
Background
In the field of nonferrous smelting, a sealed smoke hood and an environment-friendly smoke hood are generally arranged at the periphery of a converter. The device is used for collecting and guiding flue gas emitted by the converter in each blowing operation process, so that the flue gas is prevented from escaping outwards, and the workshop environment is protected. Wherein, the environmental protection petticoat pipe comprises fixed petticoat pipe and activity petticoat pipe two parts, and the top before the converter is disposed usually, and its effect is: when the converter needs to pour out the melt, the movable smoke hood is completely opened firstly, so that the steamed stuffed bun for receiving the melt is hung in front of the converter; after the steamed stuffed bun is hung in place, the movable smoke hood is completely closed again to cover the steamed stuffed bun. Therefore, smoke emitted in the melt dumping process can be collected and led out of a workshop through the movable smoke hood and the fixed smoke hood. When the converter needs to add the melt, the movable smoke hood is also completely opened so as to facilitate hoisting the charging ladle above the charging opening of the converter and completing charging. At present, the movable smoke hood is mostly in a rotary type. The pivot of rotation type activity petticoat pipe is installed on the factory building stand of converter one side to use gear motor drive, the petticoat pipe cover body is connected in the pivot and drive the cover body rotation, and rotation type activity petticoat pipe cover body self still is equipped with the union and links to each other with the fan simultaneously, in order to realize the collection and the derivation of flue gas. However, the gap between the rotary movable smoke hood and the fixed smoke hood is large, the smoke dissipation phenomenon is serious, smoke cannot be effectively collected and guided out, and the environmental protection effect is poor; and the length, width, the height size of activity petticoat pipe rotator all are 2 ~ 5 meters, and some sizes are bigger even, and the rotator of this volume often will occupy great space in rotatory process, still can bring certain potential safety hazard to peripheral personnel and equipment to influence other production operations in regional nearby. Therefore, the environmental protection hood of the converter still needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of above-mentioned technical problem to a certain extent at least. To this end, an object of the present invention is to propose a converter and an environmental protection hood for a converter. The environment-friendly smoke hood is more practical and reliable and is convenient to operate, and by using the walking type movable smoke hood and the fixed smoke hood in a matching way, smoke escaping when a converter adds a melt or pours out the melt can be effectively collected and led out, so that low-altitude pollution is greatly reduced, and the workshop environment is protected; and the walking movable smoke hood occupies smaller space when moving, does not cause adverse effects on peripheral personnel, equipment and other production operations, and has higher application value.
According to the first aspect of the utility model, the utility model provides an environmental protection petticoat pipe for converter. According to the utility model discloses an embodiment, this an environmental protection petticoat pipe for converter includes:
a stationary hood disposed above the converter top end and defining a fume extraction zone therebetween;
the movable smoke hood comprises a first movable smoke hood and a second movable smoke hood which are symmetrically arranged, the rear end of the first movable smoke hood and the rear end of the second movable smoke hood are respectively matched with the front end of the fixed smoke hood, the first movable smoke hood and the second movable smoke hood are movable between a closed position covering the smoke exhaust area and an open position opening the smoke exhaust area, the movable smoke hood is in the closed position, and the movable smoke hood covers the smoke exhaust area of the converter; the walking type movable smoke hood is located at the opening position, and the first movable smoke hood and the second movable smoke hood are located on two sides of the fixed smoke hood along the length direction of the converter;
the driving mechanism is connected with the walking type movable smoke hood and drives the walking type movable smoke hood to move along the length direction of the converter;
a rail, the drive mechanism mating with the rail and the drive mechanism sliding along the rail.
According to the smoke hood for the converter in the embodiment of the invention, when the converter needs to pour out the melt, the driving mechanism can respectively drive the first movable smoke hood and the second movable smoke hood to move, so that the first movable smoke hood and the second movable smoke hood respectively move to two sides of the fixed smoke hood along the length direction of the converter, and therefore, no obstruction exists in the space range in front of the converter, and the steamed stuffed bun for receiving the melt is hung in front of the converter; after the steamed stuffed bun is hung in place, the driving mechanism drives the first movable smoke hood and the second movable smoke hood to move, so that the first movable smoke hood, the second movable smoke hood and the fixed smoke hood are attached to each other, the smoke exhaust area is sealed, the steamed stuffed bun is covered, smoke emitted in the process of pouring the melt can be collected, and the smoke is led out of a workshop. When the converter needs to add the melt, the driving mechanism also drives the first movable smoke hood and the second movable smoke hood to move respectively, so that the first movable smoke hood and the second movable smoke hood move to two sides of the fixed smoke hood respectively along the length direction of the converter, and therefore no obstacle exists in the space range in front of the converter, the charging steamed stuffed bun can be conveniently lifted, and the charging operation can be completed. In fact, in the environment-friendly smoke hood for the converter, the guide rails are arranged on the platforms at two sides of the front upper part of the converter and are symmetrically arranged along the length direction of the converter; the first movable smoke hood and the second movable smoke hood are symmetrically arranged above the front of the converter, and move along the length direction of the converter under the driving of the driving mechanism, and can move towards the fixed smoke hood or move away from the fixed smoke hood simultaneously. Compared with the rotary movable smoke hood, the walking movable smoke hood occupies smaller space in the moving process; and because first activity petticoat pipe rear end and second activity petticoat pipe rear end match with fixed petticoat pipe front end respectively, can make the laminating of walking activity petticoat pipe and fixed petticoat pipe more inseparable, and then can show to reduce the space between the two, not only the seal is better, very big loss that has reduced the flue gas need not to set up alone in first activity petticoat pipe and second activity petticoat pipe moreover. To sum up, this a petticoat pipe for converter, walking activity petticoat pipe is more practical reliable, simple structure and the operation of being convenient for, use through using this walking activity petticoat pipe with fixed petticoat pipe cooperation, not only can effectively collect and derive the flue gas that the converter escaped when adding the fuse-element or pouring the fuse-element, prevent that the flue gas from scattering outward, protect the workshop environment, walking activity petticoat pipe has realized the adjustment conversion between closed position and open position moreover, consequently can not influence the activity of steamed stuffed bun, and can show the occupation space when reducing its removal, can not cause adverse effect to peripheral personnel, equipment and other production operations, higher using value has.
In addition, the environmental protection petticoat pipe for converter according to the above embodiment of the present invention can also have the following additional technical features:
optionally, the lower end of the walking type movable smoke hood is additionally provided with a baffle plate, so that the steamed stuffed bun for receiving the melt and the discharge hole of the converter can be maximally covered when the walking type movable smoke hood is positioned at a closed position, the smoke escaping when the melt is poured can be effectively collected and guided out, and the purpose of preventing the environmental smoke from scattering outside is achieved.
Optionally, the drive mechanism is provided at an end remote from the stationary smoke cage. Therefore, the distance between the driving mechanism and the converter mouth can be increased, the adverse effect of high temperature and smoke on the driving mechanism can be avoided, and the driving mechanism is favorably maintained and overhauled.
Optionally, when the walking type movable smoke hood is in the closed position, the rear end of the walking type movable smoke hood is attached to the front end of the fixed smoke hood, and the gap between the rear end of the walking type movable smoke hood and the front end of the fixed smoke hood is not larger than 50 mm. Therefore, the smoke can be further prevented from being scattered outwards, and the workshop environment is protected.
Optionally, the walk-behind movable smoke cage is in a closed position, the first movable smoke cage and the second movable smoke cage fit and fit gap is no greater than 50 mm. Therefore, the smoke can be further prevented from being scattered outwards, and the workshop environment is protected.
Optionally, the walking type movable smoke hood edge and/or the fixed smoke hood edge is/are provided with sealing materials. Therefore, the fit clearance between the walking type movable smoke hood and the fixed smoke hood can be further reduced.
Optionally, the driving mechanism comprises a walking trolley, a connecting frame, a balance weight, a driving device, a protection wheel, a guard rail and a travel switch, and the walking type movable smoke hood is suspended outside the walking trolley; one end of the connecting frame penetrates through and is fixed on one side, close to the walking type movable smoke hood, of the walking trolley, and the other end of the connecting frame penetrates through and is connected with the walking type movable smoke hood; the balance weight is arranged on one side of the walking trolley, which is far away from the walking type movable smoke hood; the driving device is arranged on one side of the walking trolley, which is far away from the walking type movable smoke hood; the protective wheel is arranged on at least one side of the walking trolley; the guard rail is arranged on one side of the guide rail close to the converter, a groove is arranged on the side wall of the guard rail along the length direction of the guide rail, and the groove is matched with and corresponds to the protection wheel; the travel switch controls the starting and stopping of the driving device so as to control the travel of the walking trolley. The driving mechanism is convenient to move, simple to operate, safe and reliable, and beneficial to reducing the quality of the walking type movable smoke hood.
Optionally, the rigidity and strength of the connecting frame are greater than the rigidity and strength of the walking type movable smoke hood. Therefore, the overall quality of the walking type movable smoke hood can be further reduced, and the overall stability of the driving mechanism and the walking type movable smoke hood can be further improved.
Optionally, the guard rail is arranged on a vertical plane perpendicular to the platform where the guide rail is arranged along the length direction of the converter and close to one side of the converter; the protection wheel is arranged on the walking trolley and encircles the protection rail. Therefore, even if the protective wheel and the guide rail are arranged on one side of the walking trolley, the risk of side turning of the walking type movable smoke hood can be eliminated.
According to a second aspect of the present invention, the present invention provides a converter. According to the embodiment of the utility model, this converter upper shield is equipped with above-mentioned environmental protection petticoat pipe. This converter adopts above-mentioned environmental protection petticoat pipe not only can effectively collect and derive the converter and add the fuse-element or pour the flue gas that overflows when the fuse-element, prevents that the flue gas from loosing outward, and protection workshop environment still can not influence the activity of steamed stuffed bun, and the occupation space of walking movable petticoat pipe when removing is little moreover, can not cause adverse effect to peripheral personnel, equipment and other production operations.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural view (front view) of an eco-friendly hood for a converter according to an embodiment of the present invention.
Fig. 2 is a schematic structural view (side view) of an eco-friendly hood for a converter according to still another embodiment of the present invention.
Fig. 3 is a schematic structural view (side view) of a walk-behind moving smoke cage and drive mechanism according to an embodiment of the present invention.
Figure 4 is a schematic view of a walk-behind moving smoke cage in a closed position according to an embodiment of the present invention.
Figure 5 is a schematic illustration of a walk-behind moving smoke cage in an open position according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
According to the first aspect of the utility model, the utility model provides an environmental protection petticoat pipe for converter. According to the embodiment of the utility model, as shown in fig. 1-5, this environmental protection petticoat pipe for converter includes: a fixed hood 100, a walking type movable hood 200, a driving mechanism 300, and a guide rail 400. Wherein the fixed hood 100 is disposed above, preferably above and forward of the top end of the converter 10, and a smoke discharge area a is defined between the fixed hood 100 and the top end of the converter 10; the walking movable smoke hood 200 comprises a first movable smoke hood 210 and a second movable smoke hood 220 which are symmetrically arranged, the rear end of the first movable smoke hood 210 and the rear end of the second movable smoke hood 220 are respectively matched with the front end of the fixed smoke hood 100, and the first movable smoke hood 210 and the second movable smoke hood 220 cover a closed position A of a smoke exhaust area A1And an open position A for opening the smoke exhaust area A2Is in the closed position A1The traveling movable hood 200 covers the exhaust area of the converter 10, and the traveling movable hood is travelingThe movable hood 200 is in the open position A2The first movable hood 210 and the second movable hood 220 are located at both sides of the fixed hood 100 in the length direction of the converter 10; the driving mechanism 300 is connected with the walking type movable smoke hood 200 and drives the walking type movable smoke hood 200 to move along the length direction of the converter 10; the drive mechanism 300 is mated with the rail 400, and the drive mechanism 300 rolls along the rail 400.
According to the embodiment of the present invention, when the converter 10 needs to pour out the melt, the driving mechanism 300 can respectively drive the first movable hood 210 and the second movable hood 220 to move, so that the first movable hood 210 and the second movable hood 220 respectively move to the two sides of the fixed hood 100 along the length direction of the converter 10, and thus there is no any obstruction in the space range in front of the converter 10, so as to hang the steamed stuffed bun for receiving the melt in front of the converter; after the steamed stuffed bun is hung in place, the driving mechanism 300 drives the first movable smoke hood 210 and the second movable smoke hood 220 to move, so that the first movable smoke hood 210, the second movable smoke hood 200 and the fixed smoke hood 100 are attached to each other, the smoke exhaust area A is sealed, the steamed stuffed bun is covered, smoke emitted in the process of pouring the melt can be collected, and the smoke is led out of a workshop. When the converter 10 needs to add the melt, the driving mechanism 300 also drives the first movable smoke hood 210 and the second movable smoke hood 220 to move along the length direction of the converter 10 respectively, so that the first movable smoke hood 210 and the second movable smoke hood 220 are located on two sides of the fixed smoke hood 100 respectively, and therefore, no obstruction exists in the space range in front of the converter 10, and the charging ladle is convenient to be hoisted above a charging opening of the converter and complete charging. In fact, in the environment-friendly smoke hood for the converter, the guide rails 400 are arranged on the platforms at the two sides of the front upper part of the converter 100 and are symmetrically arranged along the length direction of the converter 10; the first movable hood 210 and the second movable hood 220 are symmetrically installed at the front upper side of the converter 10, and are driven by the driving mechanism 300 to move along the length direction of the converter 10, and can move towards the fixed hood 100 or move away from the fixed hood 100 at the same time. Compared with the rotary movable smoke hood, the walking movable smoke hood 200 occupies smaller space in the moving process; and because first movable petticoat pipe 210 rear end and second movable petticoat pipe 210 rear end match with fixed petticoat pipe 100 front end respectively, can make the laminating of walking movable petticoat pipe 200 and fixed petticoat pipe 100 inseparabler, and then can show to reduce the space between the two, not only the seal is better, very big reduction the loss of flue gas, need not to set up alone in first movable petticoat pipe 210 and second movable petticoat pipe 220 moreover and discharge fume the pipe.
To sum up, among this a petticoat pipe for converter, walking movable petticoat pipe 200 is more practical reliable, and simple structure and the operation of being convenient for through using this walking movable petticoat pipe 200 and fixed petticoat pipe 100 cooperation, not only can effectively collect and derive the flue gas that the converter escaped when adding the fuse-element or pouring the fuse-element, prevent that the flue gas from scattering outward, protection workshop environment, walking movable petticoat pipe 200 has realized in closed position A in addition1And an open position A2The adjustment and the conversion between the two can not influence the activity of the steamed stuffed bun, the occupied space of the steamed stuffed bun during the movement can be obviously reduced, the peripheral personnel, equipment and other production operations can not be influenced, and the application value is higher. In addition, as shown in fig. 2, "front" in "front end" or "front upper side" in the present invention means that when the converter is located at the discharge position, the horizontal direction from the center of the converter to the discharge port is the reference, and the direction near the discharge port is the front. The first movable smoke hood rear end and the second movable smoke hood rear end are matched with the fixed smoke hood front end, and the first movable smoke hood rear end, the second movable smoke hood rear end and the fixed smoke hood front end are identical or corresponding in appearance design.
The environmental protection hood for a converter according to the above embodiment of the present invention will be described in detail with reference to fig. 1 to 5.
According to the utility model discloses a concrete embodiment, the baffle can further be additionally attached to walking movable petticoat pipe 200's lower extreme, and when the converter was located the discharged sediment position, the steamed stuffed bun was placed in subaerial, and the position of steamed stuffed bun this moment is lower relatively, and the difference in height between discharge gate and the fixed petticoat pipe is great, when pouring the fuse-element, if walking movable petticoat pipe is not good to the closed effect of steamed stuffed bun, flue gas when can not effectively prevent to pour the fuse-element is scattered outward. The utility model discloses in attach the baffle through the lower extreme at walking movable smoke-hood, can ensure that walking movable smoke-hood can cover the steamed stuffed bun of accepting the fuse-element and the discharge gate of converter to the at utmost when being located closed position to the flue gas that overflows when can effectively collect the pouring fuse-element and make the flue gas derive through the pipe of discharging fume of fixed smoke-hood, reach the purpose that prevents the environment flue gas and scatter outward. Further, the length and the width of the projection of the walking type movable smoke hood 200 on the horizontal plane can be both larger than the diameter of the steamed stuffed bun for the converter, so that the sealing effect of the walking type movable smoke hood on the steamed stuffed bun when the walking type movable smoke hood is located at the sealing position can be further improved, and the better effect of preventing the smoke from scattering outside can be achieved.
According to the utility model discloses a further concrete embodiment, actuating mechanism 300 is established in the one end of keeping away from fixed petticoat pipe 100, can further increase the distance between actuating mechanism and the converter mouth (heat source) from this to can avoid high temperature and flue gas to actuating mechanism's adverse effect, and be favorable to carrying out maintenance to actuating mechanism.
In accordance with yet another embodiment of the present invention, as shown in fig. 4 and 5, the first movable smoke cage 210 and the second movable smoke cage 220 are in the open position a2And a closed position A1The movable smoke hood is movable along the length direction of the converter, and when the walking type movable smoke hood is in a closed position A1When in use, the rear end of the walking type movable smoke hood 200 is attached to the front end of the fixed smoke hood 100 with the attaching gap not larger than 50mm, the attaching gap between the first movable smoke hood 210 and the second movable smoke hood 210 is not larger than 50mm, the rear end of the first movable smoke hood and the rear end of the second movable smoke hood are respectively matched with the front end of the fixed smoke hood, namely, the rear end of the walking type movable smoke hood is consistent with the front end of the fixed smoke hood on the aspect of appearance design, and the first movable smoke hood and the second movable smoke hood are arranged side by side and symmetrically when in a closed position, the walking type movable smoke hood can be well attached to the fixed smoke hood, and gaps of the attaching parts of the smoke hoods can be obviously reduced, so that the attaching gap between the first movable smoke hood, the second movable smoke hood and the fixed smoke hood is not larger than 50mm, thereby further improving the collecting and deriving effect of the smoke escaping when adding melt or pouring out the melt, effectively prevent the flue gas from scattering outward and protect the workshop environment.
According to the utility model discloses a still another concrete embodiment, the rear end of walking movable petticoat pipe 200 and the front end of fixed petticoat pipe 100 are the assorted on the appearance design, and the laminating mode of walking movable petticoat pipe 200 and fixed petticoat pipe 100 is not restricted very much, and the skilled person in the art can select according to actual need, for example, walking movable petticoat pipe and fixed petticoat pipe can be through draw-in groove laminating or two-sided overlapping laminating etc. only need satisfy the laminating distance between walking movable petticoat pipe and the fixed petticoat pipe be not more than 50mm can.
According to the utility model discloses a still another concrete example, the edge of walking movable smoke hood 200 and/or the edge of fixed petticoat pipe 100 can be equipped with sealing material, for further reducing the laminating distance between walking movable smoke hood and the fixed petticoat pipe, the collection of the flue gas that escapes when improving the converter business turn over material is derived the effect, can increase sealing material at the edge of walking movable smoke hood 200 and/or the edge of fixed petticoat pipe 100, provide the flexible coupling for the laminating position between first movable smoke hood, second movable smoke hood and the fixed petticoat pipe. It should be noted that the type of the sealing material in the present invention is not particularly limited, and those skilled in the art can select the sealing material according to actual needs, for example, the sealing material may be rubber, fiber cloth or canvas, and preferably a high temperature resistant flame retardant material, so that the fit gap between the walking type movable smoke hood and the fixed smoke hood can be further reduced, and the smoke is prevented from scattering.
According to yet another embodiment of the present invention, as shown in fig. 1-3, the driving mechanism 300 may include a traveling carriage 310, a connecting frame 320, a counterweight 330, a driving device 340, a guard wheel 350, a guard rail 360, and a travel switch 370. Wherein, the walking type movable smoke hood 200 can be suspended outside the walking trolley 210; one end of the connecting frame 320 can penetrate through and be fixed on one side of the walking trolley 310 close to the walking type movable smoke hood 200, and the other end of the connecting frame 320 can penetrate through and be connected with the walking type movable smoke hood 200; the counterweight 330 can be arranged on one side of the walking trolley away from the walking movable smoke hood; the driving device 340 can be arranged on one side of the walking trolley far away from the walking type movable smoke hood; the guard wheels 350 may be provided on at least one side of the walking trolley; the guard rail 360 can be arranged on one side of the guide rail 400 close to the converter, and a groove 361 along the length direction of the guard rail 360 can be arranged on the side wall of the guard rail 360, and the groove 361 is matched with and corresponds to the guard wheel 350; the travel switch 370 controls the start and stop of the drive 400 in order to control the travel S of the running carriage. The driving mechanism with the structure at least has the following advantages: (1) compared with the method that the movable smoke hood is directly connected to the walking trolley, the driving mechanism is connected with the walking movable smoke hood through the connecting frame, so that the overall quality of the walking movable smoke hood can be reduced, the overall stability of the driving mechanism and the walking movable smoke hood is improved, the connecting frame is generally of a steel truss structure, and the rigidity is higher, so that the walking movable smoke hood can be designed to be lighter, and the rigidity and the stability of the walking movable smoke hood are ensured by means of the rigidity of the connecting frame; (2) because the walking type movable smoke hood is suspended outside the walking trolley, the balance weight is arranged on one side of the walking trolley, which is far away from the walking type movable smoke hood, so that the balance and the stability of the driving mechanism can be further improved, and the safe and stable operation of the driving mechanism and the walking type movable smoke hood is ensured; (3) the driving device comprises a speed reducing motor and the like, and is arranged on one side of the traveling trolley, which is far away from the traveling movable smoke hood, so that the driving device can be far away from the converter mouth, the speed reducing motor and the like can be prevented from being influenced by adverse environments such as high temperature, smoke and the like to the greatest extent, and the maintenance of the speed reducing motor and the like is facilitated; (4) the travel switch is an electric control element, and the travel of the walking trolley is controlled by controlling the starting and stopping of the driving device, so that the first movable smoke hood and the second movable smoke hood can be freely switched between the opening position and the closing position; (5) the side of the guide rail close to the converter is provided with the guard rail which is matched with the guard wheel arranged on the corresponding side of the walking trolley, so that the risk of side turning of the driving mechanism and the walking type movable smoke hood can be prevented. In conclusion, the driving mechanism is convenient to move, simple to operate, safe and reliable, and beneficial to reducing the quality of the walking type movable smoke hood.
According to the utility model discloses a still another embodiment, the rigidity and the intensity of link 320 are greater than the rigidity and the intensity of walking movable smoke cover 200, because walking movable smoke cover is the complete overhang outside little car of walking, this just needs walking movable smoke cover light and handy as far as in the design, when the rigidity of link is greater than the rigidity of walking movable smoke cover, can guarantee the rigidity and the stability of walking movable smoke cover with the help of the rigidity of link, further reduce the whole quality of walking movable smoke cover, and more be favorable to further improving actuating mechanism and walking movable smoke cover stability on the whole.
According to another embodiment of the present invention, as shown in fig. 3, the plane of the guard rail 360 is perpendicular to the plane of the guide rail 400, and the guard wheel 350 is installed on the traveling trolley 310 and surrounds the guard rail 360. Therefore, even if the protective wheel and the guide rail are arranged on one side of the walking trolley, the risk of side turning of the walking type movable smoke hood can be eliminated. In fact, during the actual operation, the center of gravity of the walking type moving smoke hood 200 together with the driving mechanism 300 is controlled within the range enclosed by the 4 walking wheels of the walking trolley 310 by the adjustment of the counterweight 330, therefore, the walking type moving smoke hood will not tip over. The utility model discloses in through adopting above-mentioned setting, can make the protection wheel encircle establish on factory building workshop platform and in the guardrail on the lateral wall of perpendicular to guide rail, when actuating mechanism normally traveles, the recess contactless in protection wheel and the guardrail, and when walking activity petticoat pipe heels, the moment of tumbling of protection wheel and guardrail contact and balanced walking activity petticoat pipe, neither can influence actuating mechanism's removal from this, risk when can also effectively avoiding walking activity petticoat pipe to tumble, be a safe redundant design.
According to another embodiment of the present invention, the inner walls of the stationary hood 100 and the movable hood 200 may be further provided with an insulation layer, whereby the temperature of the surrounding operating environment may be further improved, and the life span of the hood may be extended.
According to another embodiment of the present invention, the connection mode of the middle connection frame 320 and the traveling trolley 310 or the traveling movable hood 200 is not particularly limited, and those skilled in the art can select the connection mode according to actual needs, for example, the connection mode can be connected by bolts or welding.
According to a second aspect of the present invention, the present invention provides a converter. According to the embodiment of the utility model, this converter upper shield is equipped with above-mentioned environmental protection petticoat pipe. This converter adopts above-mentioned environmental protection petticoat pipe not only can effectively collect and derive the flue gas that overflows when adding the fuse-element or pouring the fuse-element, prevents that the flue gas from loosing outward, and protection workshop environment still can not influence the activity of steamed stuffed bun, and the occupation space of walking activity petticoat pipe when removing is little moreover, can not cause adverse effect to peripheral personnel, equipment and other production operations. It should be noted that the technical features and effects described above for the hood for the converter are also applicable to the converter, and are not described herein again.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "up", "down", "front", "back", "horizontal", "top", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. An environmental protection petticoat pipe for converter, characterized by includes:
a stationary hood disposed above the converter top end and defining a fume extraction zone therebetween;
the walking type movable smoke hood comprises a first movable smoke hood and a second movable smoke hood which are symmetrically arranged, the rear end of the first movable smoke hood and the rear end of the second movable smoke hood are respectively matched with the front end of the fixed smoke hood, the first movable smoke hood and the second movable smoke hood can move between a closed position covering the smoke exhaust area and an open position opening the smoke exhaust area, the walking type movable smoke hood is in the closed position, and the walking type movable smoke hood covers the smoke exhaust area; the walking type movable smoke hood is located at the opening position, and the first movable smoke hood and the second movable smoke hood are located on two sides of the fixed smoke hood along the length direction of the converter;
the driving structure is connected with the walking type movable smoke hood and drives the walking type movable smoke hood to move along the length direction of the converter;
a rail, the drive mechanism mating with the rail and the drive mechanism sliding along the rail.
2. The environmentally friendly fumehood of claim 1 wherein a baffle is attached to a lower end of the walk behind movable fumehood.
3. An environmentally friendly smoke cage according to claim 1 or claim 2 wherein the drive mechanism is provided at an end remote from the stationary smoke cage.
4. An environmentally friendly fumehood according to claim 3 wherein the walk behind movable fumehood is in a closed position with a fit and fit gap of rear end of the walk behind movable fumehood and front end of the fixed fumehood of no more than 50 mm.
5. A hood according to claim 1 or 4 wherein the walk-behind movable hood is in a closed position, the first and second movable hoods conforming and a fit gap being no greater than 50 mm.
6. An environmentally friendly smoke cage according to claim 5 wherein the walk behind moving cage edge and/or the stationary cage edge is provided with a sealing material.
7. The environmentally friendly smoke cage of claim 1 or 6 wherein the drive mechanism comprises:
the walking trolley is characterized in that the walking type movable smoke hood is suspended outside the walking trolley;
one end of the connecting frame penetrates through and is fixed on one side, close to the walking type movable smoke hood, of the walking trolley, and the other end of the connecting frame penetrates through and is connected with the walking type movable smoke hood;
the counterweight is arranged on one side, far away from the walking type movable smoke hood, of the walking trolley;
the driving device is arranged on one side, far away from the walking type movable smoke hood, of the walking trolley;
the protective wheel is arranged on at least one side of the walking trolley;
the guard rail is arranged on one side, close to the converter, of the guide rail, a groove is formed in the side wall of the guard rail along the length direction of the guard rail, and the groove is matched with and corresponds to the protection wheel;
and the travel switch controls the starting and stopping of the driving device so as to control the travel of the walking trolley.
8. An environmentally friendly fumehood according to claim 7 wherein the connection frame has a stiffness and strength greater than a stiffness and strength of the walk behind movable fumehood.
9. The environmental protection hood according to claim 8 wherein the guard rail is arranged on a vertical plane perpendicular to the platform of the guide rail along the length direction of the converter and close to one side of the converter, and the guard wheel is arranged on the walking trolley and is fully encircled by the guard rail.
10. A converter, characterized in that the converter upper hood is provided with an environment-friendly smoke hood according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921211847.9U CN210481427U (en) | 2019-07-29 | 2019-07-29 | Converter and environmental protection petticoat pipe that is used for converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921211847.9U CN210481427U (en) | 2019-07-29 | 2019-07-29 | Converter and environmental protection petticoat pipe that is used for converter |
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| Publication Number | Publication Date |
|---|---|
| CN210481427U true CN210481427U (en) | 2020-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921211847.9U Active CN210481427U (en) | 2019-07-29 | 2019-07-29 | Converter and environmental protection petticoat pipe that is used for converter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306006A (en) * | 2019-07-29 | 2019-10-08 | 中国恩菲工程技术有限公司 | Converter and environmentally friendly petticoat pipe for converter |
| CN114485191A (en) * | 2022-01-10 | 2022-05-13 | 中国恩菲工程技术有限公司 | Environment-friendly smoke hood of anode furnace |
-
2019
- 2019-07-29 CN CN201921211847.9U patent/CN210481427U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110306006A (en) * | 2019-07-29 | 2019-10-08 | 中国恩菲工程技术有限公司 | Converter and environmentally friendly petticoat pipe for converter |
| CN114485191A (en) * | 2022-01-10 | 2022-05-13 | 中国恩菲工程技术有限公司 | Environment-friendly smoke hood of anode furnace |
| CN114485191B (en) * | 2022-01-10 | 2023-12-29 | 中国恩菲工程技术有限公司 | Environment-friendly smoke hood of anode furnace |
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