CN216523129U - Continuous preheating device of steel scrap - Google Patents
Continuous preheating device of steel scrap Download PDFInfo
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- CN216523129U CN216523129U CN202122575081.6U CN202122575081U CN216523129U CN 216523129 U CN216523129 U CN 216523129U CN 202122575081 U CN202122575081 U CN 202122575081U CN 216523129 U CN216523129 U CN 216523129U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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Abstract
The utility model discloses a continuous preheating device for waste steel, which comprises a preheating box, wherein a feed inlet is fixed on the left side of the preheating box, a burner is fixed on the inner side of the preheating box, an oxygen inlet pipe is arranged at the upper end of the preheating box, a waste gas treatment chamber is fixed on the right side of the preheating box, and the waste gas treatment chamber is mutually connected with the preheating box through a waste gas pipe; further comprising: the supporting plate is connected to the preheating box in a rotating mode through a cylindrical shaft, a scrap steel body is arranged on the upper end face of the supporting plate, a baffle is arranged on the right side of the supporting plate, and meanwhile the baffle is connected to the preheating box in a rotating mode through the cylindrical shaft. This continuous preheating device of steel scrap adopts the automatic discharge mechanism of linkage, can realize carrying out automatic discharge to the steel scrap after preheating, and then avoids shutting down the operation, conveniently realizes the continuous preheating effect of steel scrap, and the cooperation is trembled the transport effect that formula conveying mechanism realized preheating the back steel scrap, can effectively realize shaking off the piece on steel scrap surface, and then guarantees the quality of steel scrap.
Description
Technical Field
The utility model relates to the technical field of steel smelting, in particular to a continuous preheating device for scrap steel.
Background
In the process of steel making, compared with molten iron, the scrap steel has the advantages of low cost, environmental protection and the like, when the scrap steel is processed and smelted, the scrap steel at normal temperature needs to be preheated to meet the subsequent processing requirement, and the existing scrap steel preheating device has certain defects when in use, such as the defects;
for example, the waste steel preheating device of the publication number CN212362856U adopts the structure that the air distribution pipeline is arranged at the bottom in the preheating bin, high-temperature hot air generated by the hot-blast stove enters the bottom … in the preheating bin through the air supply pipeline and the air distribution pipeline, the heat efficiency is high, the waste steel is heated more uniformly, the waste steel amount heated at one time is large, and the waste steel ratio of converter steelmaking is greatly improved;
current steel scrap preheating device is when using, inconvenient taking out the steel scrap that preheats to lead to needing to shut down the operation when taking out the steel scrap at every turn, and then be difficult to realize the continuous preheating effect to the steel scrap, and remain certain piece impurity on the steel scrap surface after the heating, current steel scrap preheating device is inconvenient clears up piece impurity, thereby influence the processingquality scheduling problem of follow-up steel scrap, so need improve in order to satisfy actual demand to above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a continuous scrap steel preheating device, which aims to solve the problems that continuous preheating of scrap steel is difficult to realize and scrap impurities are inconvenient to clean due to inconvenience in taking out the preheated scrap steel in the background art, so that the processing quality of subsequent scrap steel is influenced.
In order to achieve the purpose, the utility model provides the following technical scheme: a continuous preheating device for scrap steel comprises a preheating box, wherein a feeding hole is fixed on the left side of the preheating box, a burner is fixed on the inner side of the preheating box, an oxygen inlet pipe is arranged at the upper end of the preheating box, a waste gas treatment chamber is fixed on the right side of the preheating box, and the waste gas treatment chamber is connected with the preheating box through a waste gas pipe;
further comprising:
the supporting plate is rotatably connected to the preheating box through a columnar shaft, a scrap steel body is arranged on the upper end face of the supporting plate, a baffle is arranged on the right side of the supporting plate, the baffle is rotatably connected to the preheating box through the columnar shaft, telescopic rods are symmetrically arranged at the lower end of the supporting plate, and the other end of each telescopic rod is fixed on the preheating box;
the fixing frame is symmetrically fixed on the side edge of the preheating box, a motor is fixed on the fixing frame, a driving roller is fixed at the tail end of an output shaft of the motor, a bearing of the driving roller is connected to the fixing frame, and a conveying belt of a net structure is arranged on the driving roller.
Preferably, the supporting plate is also provided with a rotating plate and a sliding block;
the rotating plate is rotatably connected to the supporting plate through a columnar shaft;
the slider, through column axle and rotatable commentaries on classics board interconnect, and slider sliding connection rotates on the preheating cabinet at the layer board and realizes that the steel scrap effect of unloading makes, through the rotation effect of changeing the board and the sliding action of slider, can realize the effect of sheltering from to the layer board side, avoids the layer board to rotate the in-process, and the steel scrap drops from the layer board left side, guarantees the normal clear that the steel scrap unloaded.
Preferably, the layer board is connected with rotatable bull stick through the column axle, and the bull stick is the symmetric distribution about the layer board central line to the bull stick passes through the column axle and rotates to be connected at the baffle, constitutes drive mechanism through above-mentioned mechanism, when the layer board rotates, through the rotation transmission effect of bull stick, provides basic effort for the rotation of baffle, thereby conveniently to preheating cabinet right side open-ended and close the effect, and then conveniently unload and seal and preheat.
Preferably, the telescopic link upper end is through column axle and movable block interconnect, and movable block sliding connection is on the layer board, when the telescopic link extends to drive the layer board and remove, through the rotation effect between telescopic link and the movable block and the sliding action of movable block, guarantees layer board pivoted normal clear.
Preferably, still equidistant bearing connection has the cam roller on the mount, and can slide when cam roller and conveyer belt mutually contact, when the cam roller rotates, through the contact sliding action between cam roller and the conveyer belt to make the conveyer belt produce the shake, and then conveniently shake off the impurity on steel scrap surface, guarantee the processingquality of steel scrap.
Preferably, the tail end of the cam roller is further fixed with a gear, the gear is further fixed on the transmission roller, the gear is connected with the chain to achieve transmission effect, the transmission mechanism is formed through the mechanism, and basic acting force is provided for rotation of the cam roller through effect between the gear and the chain.
Compared with the prior art, the utility model has the beneficial effects that: this continuous preheating device of steel scrap adopts the automatic discharge mechanism of linkage, can realize carrying out automatic discharge to the steel scrap after preheating, and then avoids shutting down the operation, conveniently realizes the continuous preheating effect of steel scrap, and the cooperation is trembled the transport effect that movable conveyor realized preheating the back steel scrap, can effectively realize shaking off the piece on steel scrap surface, and then guarantees the quality of steel scrap.
1. After the steel scrap preheats, through the effect of telescopic link and movable block, can drive the layer board and rotate, the effect that blocks of steel scrap can be realized to the cooperation commentaries on classics board, slider and bull stick, avoids the steel scrap to drop from the side, can make the baffle open automatically again, conveniently unloads the operation.
2. When carrying the steel scrap that preheats, through the effect of motor, driving roller and conveyer belt, can realize the transport to the steel scrap, the effect of cooperation gear, chain and cam roller can make the conveyer belt carry out the shake of certain degree, and then realizes shaking off of steel scrap surface impurity, guarantees the quality of steel scrap.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of a preheating chamber according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic top sectional view of the preheating chamber according to the present invention;
FIG. 4 is a schematic side view of the pallet of the present invention;
FIG. 5 is a schematic top view of the conveyor belt of the present invention.
In the figure: 1. a preheating box; 2. a feed inlet; 3. a support plate; 301. rotating the plate; 302. a slider; 4. a scrap body; 5. a rotating rod; 6. a baffle plate; 7. a telescopic rod; 701. a movable block; 8. burning a nozzle; 9. an oxygen inlet pipe; 10. an exhaust gas pipe; 11. an exhaust gas treatment chamber; 12. a fixed mount; 13. a motor; 14. a driving roller; 15. a conveyor belt; 16. a cam roller; 17. a gear; 18. and a chain.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a continuous preheating device for scrap steel comprises a preheating box 1, wherein a feeding hole 2 is fixed on the left side of the preheating box 1, a burner 8 is fixed on the inner side of the preheating box 1, an oxygen inlet pipe 9 is arranged at the upper end of the preheating box 1, a waste gas treatment chamber 11 is fixed on the right side of the preheating box 1, and the waste gas treatment chamber 11 is connected with the preheating box 1 through a waste gas pipe 10;
further comprising:
the supporting plate 3 is rotatably connected to the preheating box 1 through a columnar shaft, the upper end face of the supporting plate 3 is provided with a scrap steel body 4, the right side of the supporting plate 3 is provided with a baffle 6, the baffle 6 is rotatably connected to the preheating box 1 through the columnar shaft, the lower end of the supporting plate 3 is further symmetrically provided with telescopic rods 7, and the other end of each telescopic rod 7 is fixed to the preheating box 1;
the fixing frame 12 is symmetrically fixed on the side edge of the preheating box 1, the motor 13 is fixed on the fixing frame 12, the transmission roller 14 is fixed at the tail end of an output shaft of the motor 13, the transmission roller 14 is connected onto the fixing frame 12 through a bearing, and the transmission roller 14 is provided with a transmission belt 15 of a net structure.
The supporting plate 3 is also provided with a rotating plate 301 and a sliding block 302; the rotating plate 301 is rotatably connected to the supporting plate 3 through a columnar shaft; the sliding block 302 is connected with the rotatable rotating plate 301 through a columnar shaft, and the sliding block 302 is connected to the preheating box 1 in a sliding mode; the supporting plate 3 is connected with a rotatable rotating rod 5 through a columnar shaft, the rotating rod 5 is symmetrically distributed around the central line of the supporting plate 3, and the rotating rod 5 is rotatably connected with a baffle 6 through the columnar shaft; the upper end of the telescopic rod 7 is connected with the movable block 701 through a columnar shaft, and the movable block 701 is connected to the supporting plate 3 in a sliding mode.
When the continuous preheating device for the scrap steel is used, firstly, a preheating box 1 is placed, then, steel to be preheated is placed into the preheating box 1 through a feed inlet 2, the scrap steel is accumulated on a supporting plate 3 at the moment, after the continuous preheating device is placed, the preheating effect on the scrap steel is realized through a burner 8, oxygen is provided by matching with an oxygen inlet pipe 9, the oxygen in the preheating box 1 is ensured to be sufficient, and waste gas is treated in a waste gas treatment chamber 11 through a waste gas pipe 10 and then discharged, after the scrap steel is preheated, the scrap steel needs to be discharged, the telescopic rod 7 is stretched and contracted, the rotation effect between the telescopic rod 7 and the movable block 701 and the sliding effect between the movable block 701 and the supporting plate 3 are matched, so that the supporting plate 3 is driven to rotate, the rotating plate 301 is synchronously rotated by matching with the sliding effect of the sliding block 302, the blocking effect on the left side of the supporting plate 3 is realized, the scrap steel is prevented from falling from the left side, and when the supporting plate 3 rotates, the rotation transmission effect of cooperation bull stick 5 drives baffle 6 and rotates to open 1 right-hand member opening of preheating cabinet, conveniently unload, accomplish the back of unloading, can make layer board 3 resume the normal position according to above-mentioned principle, so that preheat the effect next time, and then can realize the continuous preheating effect to the scrap steel, avoid shutting down the operation.
The fixed frame 12 is also connected with a cam roller 16 through an equidistant bearing, and the cam roller 16 can slide when being contacted with the conveyor belt 15; the end of the cam roller 16 is also fixed with a gear 17, the gear 17 is also fixed on the driving roller 14, and the gear 17 is connected with a chain 18 to realize the driving function.
The scrap steel falls to conveyer belt 15 through 1 right-hand member opening of preheating cabinet, effect through motor 13 drives driving roller 14 and rotates, and then drive conveyer belt 15 and rotate, thereby realize the transport effect of scrap steel, and when driving roller 14 rotates, through the transmission of gear 17 and chain 18, it rotates to drive cam roller 16 simultaneously, cooperation cam roller 16 and the contact sliding action between conveyer belt 15, can make conveyer belt 15 shake, thereby the realization shakes off the piece that bonds on the scrap steel surface, and then guarantees the quality of scrap steel, so that follow-up processing carries out.
The working principle is as follows: as shown in figures 1-5, when using the continuous preheating device for scrap steel, firstly, the preheating box 1 is placed, then the steel material to be preheated is put into the preheating box 1 through the feed inlet 2, as shown in figure 1, the scrap steel is piled on the supporting plate 3 at this time, after being placed, the preheating effect on the scrap steel is realized through the burner 8, the oxygen is provided by matching with the oxygen inlet pipe 9, the oxygen in the preheating box 1 is ensured to be sufficient, and the waste gas is treated in the waste gas treatment chamber 11 through the waste gas pipe 10 and then discharged, after the preheating of the scrap steel is finished, the material is required to be discharged, the telescopic rod 7 is stretched and contracted to match with the action of the movable block 701, so as to drive the supporting plate 3 to rotate, and the rotating plate 301 is synchronously rotated by matching with the action of the sliding block 302, so as to realize the blocking effect on the left side of the supporting plate 3, and avoid the scrap steel from falling from the left side, and when the supporting plate 3 rotates, the rotating transmission effect of the rotating rod 5 is matched, the baffle 6 is driven to rotate, so that the right end opening of the preheating box 1 is opened, unloading is convenient, after unloading is completed, the supporting plate 3 can be restored to the original position according to the principle, so that the next preheating action can be realized, further, the continuous preheating action on the scrap steel can be realized, the shutdown operation is avoided, as shown in figures 1 and 5, the scrap steel falls onto the conveying belt 15 through the right end opening of the preheating box 1, the driving roller 14 is driven to rotate through the action of the motor 13, further, the conveying belt 15 is driven to rotate, so that the conveying action of the scrap steel is realized, when the driving roller 14 rotates, the cam roller 16 is driven to rotate through the transmission action of the gear 17 and the chain 18, the conveying belt 15 can be shaken by matching with the contact sliding action between the cam roller 16 and the conveying belt 15, further, the shaking-off of chips bonded on the surface of the scrap steel is realized, and the quality of the scrap steel is ensured, so as to carry out subsequent processing, which is the working principle of the continuous scrap steel preheating device.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A continuous preheating device for scrap steel comprises a preheating box (1), wherein a feeding hole (2) is fixed on the left side of the preheating box (1), a burner (8) is fixed on the inner side of the preheating box (1), an oxygen inlet pipe (9) is arranged at the upper end of the preheating box (1), a waste gas treatment chamber (11) is fixed on the right side of the preheating box (1), and the waste gas treatment chamber (11) is connected with the preheating box (1) through a waste gas pipe (10);
it is characterized by also comprising:
the supporting plate (3) is rotatably connected to the preheating box (1) through a columnar shaft, a scrap steel body (4) is arranged on the upper end face of the supporting plate (3), a baffle (6) is arranged on the right side of the supporting plate (3), the baffle (6) is rotatably connected to the preheating box (1) through the columnar shaft, telescopic rods (7) are symmetrically arranged at the lower end of the supporting plate (3), and the other end of each telescopic rod (7) is fixed to the preheating box (1);
the preheating cabinet is characterized by comprising a fixing frame (12) symmetrically fixed on the side edge of the preheating cabinet (1), a motor (13) is fixed on the fixing frame (12), a transmission roller (14) is fixed at the tail end of an output shaft of the motor (13), the transmission roller (14) is connected to the fixing frame (12) through a bearing, and a conveying belt (15) of a net structure is arranged on the transmission roller (14).
2. The continuous preheating apparatus for scrap steel according to claim 1, wherein: the supporting plate (3) is also provided with a rotating plate (301) and a sliding block (302);
the rotating plate (301) is rotatably connected to the supporting plate (3) through a cylindrical shaft;
the sliding block (302) is connected with the rotatable rotating plate (301) through a columnar shaft, and the sliding block (302) is connected to the preheating box (1) in a sliding mode.
3. The continuous preheating apparatus for scrap steel according to claim 1, wherein: the supporting plate (3) is connected with a rotatable rotating rod (5) through a cylindrical shaft, the rotating rod (5) is symmetrically distributed about the central line of the supporting plate (3), and the rotating rod (5) is rotatably connected to the baffle (6) through the cylindrical shaft.
4. The continuous preheating apparatus for scrap steel according to claim 1, wherein: the upper end of the telescopic rod (7) is connected with the movable block (701) through a columnar shaft, and the movable block (701) is connected to the supporting plate (3) in a sliding mode.
5. The continuous preheating apparatus for scrap steel according to claim 1, wherein: the fixed frame (12) is also connected with cam rollers (16) through equidistant bearings, and the cam rollers (16) can slide when being contacted with the conveyor belt (15).
6. The continuous preheating apparatus for scrap steel according to claim 5, wherein: the tail end of the cam roller (16) is also fixedly provided with a gear (17), the gear (17) is also fixedly arranged on the transmission roller (14), and the gear (17) is mutually connected with the chain (18) to realize the transmission effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575081.6U CN216523129U (en) | 2021-10-26 | 2021-10-26 | Continuous preheating device of steel scrap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122575081.6U CN216523129U (en) | 2021-10-26 | 2021-10-26 | Continuous preheating device of steel scrap |
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| CN216523129U true CN216523129U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122575081.6U Active CN216523129U (en) | 2021-10-26 | 2021-10-26 | Continuous preheating device of steel scrap |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116294639A (en) * | 2023-05-06 | 2023-06-23 | 江苏恒立冶金设备有限公司 | Continuous feeding and preheating system and method for electric furnace scrap steel treatment |
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2021
- 2021-10-26 CN CN202122575081.6U patent/CN216523129U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116294639A (en) * | 2023-05-06 | 2023-06-23 | 江苏恒立冶金设备有限公司 | Continuous feeding and preheating system and method for electric furnace scrap steel treatment |
| CN116294639B (en) * | 2023-05-06 | 2023-10-20 | 江苏恒立冶金设备有限公司 | Continuous feeding and preheating system and method for electric furnace scrap steel treatment |
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