Converter feeding anti-mixing device and system
By using a precise alignment design between the material feeding trolley and the hopper, combined with the use of lifting pipes and sealing covers, the problem of material mixing in the hopper during converter smelting was solved, achieving high-precision material feeding and dust prevention, thus ensuring the product quality of converter smelting.
Patent Information
- Application Number
- CN202423259509.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-27
AI Technical Summary
During the converter smelting process, the insensitive limit switch at the hopper opening and the misalignment between the material feeding trolley's discharge leg and the hopper opening cause mixing of materials in adjacent hoppers, affecting the uniformity of composition and product quality.
The design incorporates a fabric trolley and a hopper, including a fabric feeder, a lifting pipe, a lifting drive module, and a sealing cover. Through precise alignment and sealing connection between the lifting pipe and the receiving port, combined with a barcode reader and a position detection module, it achieves precise control of the fabric feeding process and prevents material mixing.
This effectively avoids material spillage and mixing, improves material distribution accuracy and composition uniformity, reduces dust pollution, and ensures the product quality of converter smelting.
Smart Images
Figure CN223561603U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to converter high -position feeding technical field, concretely relates to a converter feeding anti -mixing device and system. BACKGROUND
[0002] Converter smelting steel needs to add bulk material and appropriate alloy to improve quality, in order to facilitate distribution, the existing bunker is close together, that is, the bunker opening of bunker is adjacent arrangement, if because the failure of feeding belt early feeding or the opening valve of bunker failure causes the problem such as abnormal opening and closing, mixing phenomenon appears, will directly lead to molten steel composition exceeds the standard, thereby influence product quality. Especially in converter steel smelting, too much alloy or doped wrong alloy can lead to composition exceeds the standard, can lead to the quality of steel material to decline, influence its service life and performance. Especially in the production process of high -end special material, alloy mixing is more obvious to composition.
[0003] Chinese patent document CN116949241A (202310808194.7) discloses a kind of high-efficiency energy-saving environment-friendly type converter high-position feeding system, method and steelmaking converter, utilizes unloading chute and is butted with sealing guide groove by rubber butt joint ring, avoids the phenomenon of smoke overflow, but unloading chute must adopt rubber flexible sealing design, unloading chute is easy to swing and causes material overflow in the process of discharging. UTILITY MODEL CONTENT
[0004] The main purpose of the utility model is to provide a kind of converter feeding anti-mixing device and system, to solve the problem that, when converter belt feeding, because the bunker opening of bunker is not sensitive, the discharge leg opening of distribution trolley is not aligned with the bunker opening of bunker, it is easy to cause the mixing of adjacent bunker, affect converter smelting composition.
[0005] The technical problem to be solved by the utility model is realized by the following technical scheme: a kind of converter feeding anti-mixing device, including distribution trolley and bunker, the bunker is provided with receiving port;
[0006] Multiple bunkers are arranged linearly side by side, and the distribution trolley is located above the bunkers;
[0007] The distribution trolley includes a trolley body and a distributor fixedly arranged on the trolley body;
[0008] The distributor includes a feed bin, a discharge pipe, a lifting pipe and a lifting drive module;
[0009] The discharge pipe is connected to the feed bin, and the lifting pipe is vertically arranged and sealingly connected to the discharge pipe;
[0010] The lifting pipe is movable up and down relative to the trolley body, and the outer diameter of the lifting pipe is less than the inner diameter of the receiving port;
[0011] The lifting driving module is fixedly arranged opposite to the discharging pipe and is used for controlling the up-down movement of the lifting pipe.
[0012] Preferably, an annular sealing cover is arranged outside the lifting pipe, and the outer diameter of the sealing cover is larger than the inner diameter of the material receiving port. By arranging the annular sealing cover outside the lifting pipe, the gap between the lifting pipe and the material receiving port can be sealed, so that the material dust in the stock bin is prevented from flying and causing pollution.
[0013] Preferably, the sealing cover is made of rubber, and the sealing effect of the sealing surface is improved due to the extrusion deformation of the rubber.
[0014] Preferably, two discharging pipes are arranged at the lower end of the feeding bin, and each bin is provided with two material receiving ports matched with the discharging pipes. By arranging two discharging pipes at the lower end of the feeding bin, the cloth feeding speed can be improved.
[0015] Preferably, the discharging pipe comprises an inclined pipe and a vertical pipe connected with each other.
[0016] The lifting pipe is movably arranged outside the vertical pipe, and the lifting pipe and the vertical pipe are connected by dynamic sealing. The lifting pipe and the vertical pipe are connected by dynamic sealing, so that the material dust is prevented from overflowing from the gap between the lifting pipe and the vertical pipe and causing air pollution.
[0017] Preferably, the lifting driving module is an electric telescopic rod or a pneumatic cylinder. The up-down movement of the lifting pipe can be controlled by using the electric telescopic rod or the pneumatic cylinder.
[0018] The utility model discloses still disclose a kind of converter feeding anti-mixing material systems, utilize above-mentioned converter feeding anti-mixing material device, including feeding belt, grey bus, code reader, position detection module and control system.
[0019] The feeding belt is rotatably arranged on the trolley body, and the material dropping point of the feeding belt is located above the feeding bin.
[0020] The grey bus is horizontally arranged above the bin and is parallel to the arrangement direction of the bin.
[0021] The code reader is fixedly arranged opposite to the discharging pipe, and its axis is located in the vertical section of the lifting pipe perpendicular to the grey bus and is arranged perpendicular to the grey bus, for monitoring the real-time position information of the lifting pipe in horizontal direction.
[0022] The position detection module is fixedly arranged opposite to the discharging pipe, for monitoring the position information of the lifting pipe in vertical direction.
[0023] The control system is used for controlling the movement of the cloth trolley and the start and stop of the lifting driving module according to the real-time position information of the lifting pipe in the horizontal direction monitored by the code reader and the relative position information of the material receiving port on the Gray bus.
[0024] The control system is used for controlling the start and stop of the feeding belt according to the position information of the lifting pipe in the vertical direction monitored by the position detection module.
[0025] Preferably, the position detection module comprises a first position sensor and a second position sensor.
[0026] The first position sensor and the second position sensor are arranged from top to bottom and are respectively fixedly arranged opposite to the discharging pipe.
[0027] The first position sensor is used for monitoring whether the upper end face of the lifting pipe reaches the upper limit preset position.
[0028] The second position sensor is used for monitoring whether the upper end face of the lifting pipe reaches the lower limit preset position. The first position sensor and the second position sensor are respectively used for monitoring the relationship between the upper end face of the lifting pipe and the upper limit preset position and the lower limit preset position, so that the lifting pipe is completely pulled out of the material receiving port after the cloth is completed to avoid affecting the movement of the cloth trolley, and the lifting pipe is effectively inserted into the material receiving port during cloth feeding to avoid material spilling during cloth feeding.
[0029] Compared with the prior art, the utility model has the advantages that the utility model discloses the discharging pipe is connected with the feeding bin, the lifting pipe is vertically arranged and is in sealing connection with the discharging pipe, the outer diameter of the lifting pipe is less than the inner diameter of the material receiving port, the lifting pipe is inserted into the material receiving port by controlling the lifting pipe to move up and down relative to the trolley body by the lifting driving module, the problem that material spilling during cloth feeding causes material mixing can be effectively avoided, and dust pollution is avoided.
[0030] The converter feeding anti-mixing system of the utility model adopts Gray bus, utilizes the code reader to monitor the real-time position information of the lifting pipe in the horizontal direction, can realize the detection of the continuous position of the lifting pipe, has no blind area, the detection position precision is high, and the relative position relationship between the lifting pipe and the receiving port can be obtained. Meanwhile, the utility model utilizes the position detection module to monitor the position information of the lifting pipe in the vertical direction, the control system controls the movement of the material distributing trolley and the start-stop of the lifting driving module according to the real-time position information of the lifting pipe in the horizontal direction monitored by the code reader and the relative position information of the receiving port on the Gray bus, ensures that the position of the material distributing trolley stopping makes the lifting pipe and the receiving port axis align, controls the start-stop of the lifting driving module after the lifting pipe and the receiving port axis align, ensures that the lifting pipe is pulled out from the receiving port after the material distribution is completed, does not affect the movement of the material distributing trolley, and ensures that the lifting pipe is effectively inserted into the receiving port before the material distribution, avoids that the material falls outside the receiving port during the discharging, and mixing occurs. And, the control system controls the start-stop of the feeding belt according to the position information of the lifting pipe in the vertical direction monitored by the position detection module, avoids that the lifting pipe does not enter the receiving port to extract the feeding material and causes mixing, and simultaneously accurately controls the precision of the material distribution.
[0031] The utility model adopts interlocking safety control, in the case that the lifting pipe does not enter the receiving port, through program setting, cannot realize discharging, only after the lifting pipe enters the receiving port, can have the condition of discharging, avoid that the lifting pipe lifts and jams and other problems discharge in advance and damage the equipment. ACCURACY
[0032] Figure 1 It is the structure schematic view of the converter feeding anti-mixing device of the utility model implementation 1;
[0033] Figure 2 It is the structure schematic view of the converter feeding anti-mixing system of the utility model implementation;
[0034] Figure 3 It is the side view of the converter feeding anti-mixing system of the utility model implementation;
[0035] Figure 4 It is the structure schematic view of the converter feeding anti-mixing device of the utility model implementation 2;
[0036] In the drawing, 1 material distributing trolley, 2 stock bin, 21 receiving port, 3 sealing cover;
[0037] 11 trolley body, 12 material distributor;
[0038] 121 feeding bin, 122 discharging pipe, 123 lifting pipe, 124 lifting driving module;
[0039] 1221 inclined pipe, 1222 vertical pipe;
[0040] 4 feeding belt, 5 Gray bus, 6 code reader, 7 position detection module;
[0041] 71 first position sensor, 72 second position sensor;
[0042] 100 material. DETAILED DESCRIPTION
[0043] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings.
[0044] Embodiment 1
[0045] As Figure 1 shown, a converter feeding anti-mixing device, including distributing trolley 1 and bin 2, the bin 2 is provided with receiving port 21.
[0046] Multiple bin 2 is linear and arranged side by side, adjacent bin 2 is close together, share a same bin wall, the bin port of bin 2 opens upward, the bin port of bin 2 is adjacent arrangement, the upper end of bin 2 is provided with sealing plate, sealing plate is provided with receiving port 21 communicated with bin 2, distributing trolley 1 is located above bin 2, distributing trolley 1 is arranged on track, track is parallel to the arrangement direction of bin 2 arrangement. Distributing trolley 1 is provided with motor drive system, the movement speed and acceleration parameters of distributing trolley 1 can be controlled by motor drive system.
[0047] The distributing trolley 1 includes trolley body 11 and distributor 12 fixedly arranged on the trolley body 11.
[0048] The distributor 12 includes feeding bin 121, discharging pipe 122, lifting pipe 123 and lifting drive module 124.
[0049] The discharging pipe 122 is connected with the feeding bin 121, and the lifting pipe 123 is vertically arranged and sealingly connected with the discharging pipe 122.
[0050] The lifting pipe 123 can move up and down relative to the trolley body 11, and the outer diameter of the lifting pipe 123 is less than the inner diameter of the receiving port 21.
[0051] The lifting drive module 124 is fixedly arranged opposite to the discharging pipe 122, and is used for controlling the up-and-down movement of the lifting pipe 123.
[0052] The lower end of the feeding bin 121 is provided with two discharging pipes 122, and each bin 2 is provided with two receiving ports 21 matched with the discharging pipes 122. Among them, the two discharging pipes 122 are arranged in a herringbone shape.
[0053] The discharging pipe 122 includes an inclined pipe 1221 and a vertical pipe 1222 connected with each other.
[0054] The lifting pipe 123 is movably sleeved outside the vertical pipe 1222, and dynamic sealing connection is adopted between the lifting pipe 123 and the vertical pipe 1222, specifically, a sealing ring is installed on the inner wall of the lifting pipe 123.
[0055] The lifting driving module 124 is an electric telescopic rod or a pneumatic cylinder. The lifting driving module 124 is vertically fixed on the blanking pipe 122.
[0056] As shown in Figure 2 and Figure 3 A converter feeding anti-mixing system using the converter feeding anti-mixing device, comprising a feeding belt 4, a Gray bus 5, a code reader 6, a position detection module 7 and a control system.
[0057] The feeding belt 4 is rotatably arranged on the trolley body 11 by a roller, and the roller is driven by a motor. The feeding point of the feeding belt 4 is located above the feeding bin 121.
[0058] The Gray bus 5 is horizontally arranged above the bin 2 and parallel to the arrangement direction of the bin 2.
[0059] The code reader 6 is fixedly arranged opposite to the blanking pipe 122, and the axis thereof is located in the vertical section of the lifting pipe 123 perpendicular to the Gray bus 5 and is arranged perpendicular to the Gray bus 5, for monitoring the real-time position information of the lifting pipe 123 in the horizontal direction, so as to determine the distance between the axis of the lifting pipe 123 and the axis of the receiving port 21.
[0060] The position detection module 7 is fixedly arranged opposite to the blanking pipe 122, for monitoring the position information of the lifting pipe 123 in the vertical direction, so as to determine the distance between the lower end surface of the lifting pipe 123 and the upper end surface of the sealing plate, i.e. the upper end of the receiving port 21.
[0061] The control system is used for controlling the movement of the material trolley 1 and the start-stop of the lifting driving module 124 according to the real-time position information of the lifting pipe 123 in the horizontal direction monitored by the code reader 6 and the relative position information of the receiving port 21 on the Gray bus 5.
[0062] The control system is used for controlling the start-stop of the feeding belt 4 according to the position information of the lifting pipe 123 in the vertical direction monitored by the position detection module 7.
[0063] The position detection module 7 comprises a first position sensor 71 and a second position sensor 72.
[0064] The first position sensor 71 and the second position sensor 72 are arranged from top to bottom and are fixedly arranged opposite to the blanking pipe 122 and electrically connected with the control system. The first position sensor 71 and the second position sensor 72 can adopt a laser displacement sensor.
[0065] The first position sensor 71 is used to monitor whether the upper end surface of the lifting pipe 123 reaches the upper limit preset position. In the case that the length of the lifting pipe 123 is known, the position of the lower end surface of the lifting pipe 123 can be determined, and by setting the upper limit preset position, it is ensured that when the upper end surface of the lifting pipe 123 reaches the upper limit preset position, the lower end surface of the lifting pipe 123 is higher than the upper end surface of the sealing plate.
[0066] The second position sensor 72 is used to monitor whether the upper end surface of the lifting pipe 123 reaches the lower limit preset position. Similarly, in the case that the length of the lifting pipe 123 and the thickness of the sealing plate are known, by setting the lower limit preset position, it can be ensured that when the upper end surface of the lifting pipe 123 reaches the lower limit preset position, the lower end surface of the lifting pipe 123 is lower than the lower end surface of the sealing plate.
[0067] The above-described converter feeding anti-mixing system is used for feeding, including the following steps:
[0068] The control system is used to control the movement of the material distribution trolley 1 along the track, and in the movement process of the material distribution trolley 1, the lower end surface of the lifting pipe 123 is located above the sealing plate.
[0069] The code reader 6 transmits the monitored real-time position information of the lifting pipe 123 in the horizontal direction to the control system.
[0070] When the code reader 6 monitors that the lifting pipe 123 reaches the corresponding position of the receiving port 21 of the material bin 2 on the Gray bus 5, the material distribution trolley 1 is stopped, and the lifting drive module 124 is started to control the lifting pipe 123 to descend to the first preset position and enter the receiving port 21. The first preset position is the lower limit preset position.
[0071] Then the lifting drive module 124 is stopped, and the feeding belt 4 is started to feed the material 100 into the material bin 2 below.
[0072] When the feeding is completed, the feeding belt 4 is stopped, the lifting drive module 124 is started to control the lifting pipe 123 to ascend to the second preset position and exit from the receiving port 21. The second preset position is the upper limit preset position.
[0073] Then the lifting drive module 124 is stopped, and the control system is used to control the movement of the material distribution trolley 1 to the next material bin 2 for feeding.
[0074] In the above embodiment, at the first preset position, the lower end surface of the lifting pipe 123 is located above the sealing plate.
[0075] At the second preset position, the lower end surface of the lifting pipe 123 is located below the sealing plate.
[0076] To achieve precise control of the position of the fabric trolley 1, the constant speed of the fabric trolley 1 is set to V. When the distance between the lifting pipe 123 and the receiving port 21 of the fabric hopper 2 is L, the deceleration of the fabric trolley 1 is controlled to be a. When the axis of the lifting pipe 123 is aligned with the receiving port 21 of the fabric hopper 2, the speed of the fabric trolley 1 drops to zero. That is, L = Va.
[0077] Example 2
[0078] like Figure 4 As shown, the difference from Embodiment 1 is that in this embodiment, the outer side of the lifting tube 123 is fitted with an annular sealing cap 3.
[0079] The sealing cap 3 is made of rubber, which is elastic and can improve the sealing performance.
[0080] In this embodiment, a sealing cover 3 is fitted on the outside of the lifting pipe 123. In the second preset position, the sealing cover 3 is sealed to the receiving port 21.
Claims
1. A converter charging anti-mixing device, characterized in that: It comprises a cloth trolley (1) and a stock bin (2), and the stock bin (2) is provided with a receiving port (21); A plurality of the stock bins (2) are arranged linearly side by side, and the cloth trolley (1) is located above the stock bin (2); The cloth trolley (1) comprises a trolley body (11) and a cloth distributor (12) fixedly arranged on the trolley body (11); The cloth distributor (12) comprises a feeding bin (121), a discharging pipe (122), a lifting pipe (123) and a lifting driving module (124); The discharging pipe (122) is connected with the feeding bin (121), and the lifting pipe (123) is vertically arranged and sealingly connected with the discharging pipe (122); The lifting pipe (123) is movable up and down relative to the trolley body (11), and the outer diameter of the lifting pipe (123) is smaller than the inner diameter of the receiving port (21); The lifting driving module (124) is fixedly arranged opposite to the discharging pipe (122) and used for controlling the up-and-down movement of the lifting pipe (123).
2. The material mixing prevention device for a converter charging according to claim 1, characterized by: An annular sealing cover (3) is arranged outside the lifting pipe (123), and the outer diameter of the sealing cover (3) is greater than the inner diameter of the receiving port (21).
3. The material mixing prevention device for a converter charging according to claim 2, characterized by: The sealing cover (3) is made of rubber.
4. The material mixing prevention device for a converter charging according to claim 1, characterized by: The lower end of the feeding bin (121) is provided with two discharging pipes (122), and each stock bin (2) is provided with two receiving ports (21) matched with the discharging pipes (122).
5. The material mixing prevention device for a converter charging according to claim 1, wherein: The discharging pipe (122) comprises an inclined pipe (1221) and a vertical pipe (1222) connected with each other; The lifting pipe (123) is movably arranged outside the vertical pipe (1222), and the lifting pipe (123) and the vertical pipe (1222) are connected by dynamic sealing.
6. The material mixing prevention device for a converter charging according to claim 1, wherein: The lifting driving module (124) is an electric telescopic rod or a pneumatic cylinder.
7. A material mixing prevention system for charging a converter, using the material mixing prevention device for charging a converter according to any one of claims 1 to 6, characterized by: It comprises a feeding belt (4), a Gray bus (5), a code reader (6), a position detection module (7) and a control system; The feeding belt (4) is rotatably arranged on the trolley body (11), and the feeding point of the feeding belt (4) is located above the feeding bin (121); The Gray bus (5) is horizontally arranged above the stock bin (2) and parallel to the arrangement direction of the stock bin (2); The code reader (6) is fixedly arranged opposite to the discharging pipe (122), the axis thereof is located in the longitudinal section of the lifting pipe (123) perpendicular to the Gray bus (5) and is arranged perpendicular to the Gray bus (5), and the code reader (6) is used for monitoring the real-time position information of the lifting pipe (123) in the horizontal direction; The position detection module (7) is fixedly arranged opposite to the discharging pipe (122) and used for monitoring the position information of the lifting pipe (123) in the vertical direction; The control system is used for controlling the movement of the cloth trolley (1) and the start-stop of the lifting driving module (124) according to the real-time position information of the lifting pipe (123) in the horizontal direction monitored by the code reader (6) and the relative position information of the receiving port (21) on the Gray bus (5); The control system is used for controlling the start-stop of the feeding belt (4) according to the position information of the lifting pipe (123) in the vertical direction monitored by the position detection module (7).
8. The ladle loading anti-mixing system of claim 7, wherein: The position detection module (7) comprises a first position sensor (71) and a second position sensor (72); The first position sensor (71) and the second position sensor (72) are arranged from top to bottom and are respectively fixedly arranged opposite to the blanking pipe (122); The first position sensor (71) is used for monitoring whether the upper end surface of the lifting pipe (123) reaches the upper limit preset position; The second position sensor (72) is used for monitoring whether the upper end surface of the lifting pipe (123) reaches the lower limit preset position.