Automatic oxygen flow adjusting device in sintering process

Abstract

The utility model discloses a device for automatically adjusting oxygen flow in a sintering process, which is applied to the technical field of sintering, and realizes the purpose of automatically adjusting the oxygen flow through a temperature sensor, an oxygen sensor, an electromagnetic valve data collector and a PLC (Programmable Logic Controller), so that the combustion reaction in the sintering process is more sufficient and efficient, and the service life of the sintering process is prolonged. Oxygen flow control is optimized, unnecessary oxygen waste is reduced, and the energy consumption in the sintering process is reduced; cold water is poured into the cooling box from the water injection pipe, then the fan is started to enable outside air to enter the coiled pipe through the air inlet hole, the air in the coiled pipe is cooled through cooling of the cold water, cold air is conveyed into the control box through the cooling pipe, high temperature in the control box is discharged from the ventilation hole, and then the purpose of cooling electronic elements in the control box is achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sintering technical field, especially relate to a sintering process oxygen flow automatic regulating device. BACKGROUND

[0002] Sintering is a method of manufacturing materials, which is a kind of method that powder materials are heat treated at high temperature and formed by partial or complete fusion between particles. The purpose is to process powder materials into block materials with certain shape and structure. Sintering methods mainly include pressure sintering, pressureless sintering and gas phase sintering.

[0003] In the production process of vanadium-titanium sintered ore, due to the special chemical composition of raw materials, such as high Fe0 content and high content of Al2O3 and Mg0 in liquid phase, the sintering process is complex and difficult to control, and it is inconvenient to monitor and adjust the parameters of oxygen flow and temperature in real time, so there are problems such as slow sintering speed, high temperature, high energy consumption and unstable yield and quality, and the sintering equipment is usually provided with a control box for controlling the operation of the equipment, but the electronic elements in the control box are easily affected by the temperature of the sintering equipment and appear faults. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at a sintering process oxygen flow automatic regulating device, which has the advantages of automatic oxygen flow adjustment and convenient internal heat dissipation of the control box.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a sintering process oxygen flow automatic regulating device, comprising a sintering furnace, a control box is arranged on one side of the sintering furnace, a connecting plate is fixedly connected to one side of the control box, an oxygen conveying pipe is communicated with the other side of the sintering furnace, a temperature sensor and an oxygen sensor are respectively fixedly connected to the top of the sintering furnace through screws, a control mechanism is arranged in the control box, a cooling box is arranged on the top of the connecting plate, a fan is arranged on one side of the cooling box, a cooling pipe is arranged at the air outlet of the fan, one end of the cooling pipe is communicated with one side of the control box, a serpentine pipe is communicated with the air inlet of the fan, the serpentine pipe is arranged in the cooling box, an air inlet hole is arranged on one side of the cooling box, one end of the serpentine pipe is communicated with the air inlet hole, and a ventilation hole is arranged on one side of the control box.

[0006] The technical scheme is as follows: through the temperature sensor, the oxygen sensor, the electromagnetic valve data collector and the PLC controller, the purpose of automatically adjusting the oxygen flow is achieved, the combustion reaction in the sintering process is more sufficient and efficient, thereby the sintering speed is improved, and the energy consumption in the sintering process is reduced; the cold water is poured into the cooling box from the water injection pipe, then the fan is started to make the external air enter the serpentine pipe through the air inlet hole, the air in the serpentine pipe is cooled by the cold water, the cool air is transported into the control box through the cooling pipe, the high temperature in the control box is discharged from the air vent, and the purpose of heat dissipation of the electronic elements in the control box is achieved.

[0007] The utility model further sets up: control mechanism includes setting on the oxygen pipe on the electromagnetic valve, the inner wall of control box is provided with data collector and PLC controller.

[0008] The technical scheme is as follows: the oxygen flow can be automatically adjusted.

[0009] The utility model further sets up, the top of cooling box is provided with water injection pipe.

[0010] The technical scheme is as follows: it is convenient to inject the cold water into the cooling box.

[0011] The utility model further sets up, the bottom of cooling box is connected with drain pipe, the bottom of drain pipe penetrates the bottom of connecting plate, the outside of drain pipe is provided with valve.

[0012] The technical scheme is as follows: it is convenient to discharge the cold water in the cooling box.

[0013] The utility model further sets up, the inner wall of air inlet hole is provided with filter screen.

[0014] The technical scheme is as follows: it is avoided that dust enters the serpentine pipe.

[0015] The utility model further sets up, the inner wall of air vent is provided with dust screen.

[0016] The technical scheme is as follows: it is avoided that dust enters the control box.

[0017] The utility model further sets up, the inner wall of air vent is provided with dust screen, the inner wall of the clamping groove is provided with the positioning hole, one side of dust screen is fixedly connected with the clamping block, the inner wall of clamping block is connected with the positioning rod, one end of positioning rod is fixedly connected with the fixed block, the top of fixed block is fixedly connected with the spring, one side of fixed block is fixedly connected with the positioning block.

[0018] The technical scheme is as follows: it is convenient to dismount and assemble the dust screen.

[0019] The utility model further sets up, the inner wall of card block is provided with the positioning slot that uses with positioning block, the one side of fixed block is fixedly connected with the push piece.

[0020] Adopt the technical scheme, it is convenient to control fixed block movement.

[0021] Summarized above, the utility model has following beneficial effect:

[0022] 1: through temperature sensor, oxygen sensor, electromagnetic valve data collector and PLC controller, realize the purpose that automatic regulation oxygen flow, make the combustion reaction in sintering process more sufficient and high efficiency, thereby improve sintering speed, reduce energy consumption simultaneously: optimize oxygen flow control, reduce unnecessary oxygen waste, reduce the energy consumption in sintering process.

[0023] 2: pour cold water from the water injection pipe into the cooling box, then start the fan to make the outside air enter the serpentine pipe through the air inlet hole, the air in the serpentine pipe is cooled by the cold water, and the cool air is transported to the control box through the cooling pipe. The high temperature in the control box is discharged from the ventilation hole, thereby achieving the purpose of cooling the electronic components inside the control box. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the overall structure schematic view of the utility model;

[0025] Figure 2 It is the structure schematic view of the control box and the cooling box inside the utility model;

[0026] Figure 3 It is the structure schematic view of the control box and the cooling box inside the utility model; Figure 2 The structure schematic view of the utility model

[0027] Reference signs: 1, sintering furnace;2, control box;3, connecting plate;4, oxygen delivery pipe;5, temperature sensor;6, oxygen sensor;7, electromagnetic valve;8, data collector;9, PLC controller;10, cooling box;11, fan;12, cooling pipe;13, serpentine pipe;14, air inlet hole;15, ventilation hole;16, water injection pipe;17, drain pipe;18, filter screen;19, dust screen;20, clamping groove;21, positioning hole;22, card block;23, positioning rod;24, fixed block;25, spring;26, positioning block. DETAILED DESCRIPTION

[0028] The utility model will be further explained in detail in connection with the drawings.

[0029] Example 1:

[0030] Reference Figure 1 And Figure 2The utility model provides a kind of sintering process oxygen flow automatic regulating device, including sintering furnace 1, the side of sintering furnace 1 is provided with control box 2, the side of control box 2 is fixedly connected with connecting plate 3, the other side of sintering furnace 1 is communicated with oxygen delivery pipe 4, the top of sintering furnace 1 is fixedly connected with temperature sensor 5 and oxygen sensor 6 respectively by screw, and control mechanism is arranged in control box 2.

[0031] Reference Figure 1 And Figure 2 Control mechanism includes electromagnetic valve 7 being arranged on oxygen delivery pipe 4, and the inner wall of control box 2 is provided with data collector 8 and PLC controller 9.

[0032] Wherein, temperature sensor 5 and oxygen sensor 6 are electrically connected with data collector 8, and electromagnetic valve 7 is electrically connected with data collector 8 and PLC controller 9

[0033] Brief description of use process: the temperature and oxygen content in sintering furnace 1 can be monitored in real time by temperature sensor 5 and oxygen sensor 6, and monitoring data is transmitted to data collector 8, data collector 8 is calculated, screened, converted or aggregated to the data collected and then is transmitted to PLC controller 9, and the opening and closing of gas pipe 4 and the oxygen flow regulation in it are realized by PLC controller 9 control electromagnetic valve 7.

[0034] Example 2:

[0035] Reference Figure 1 、 Figure 2 And Figure 3 A kind of sintering process oxygen flow automatic regulating device, including sintering furnace 1, the side of sintering furnace 1 is provided with control box 2, the side of control box 2 is fixedly connected with connecting plate 3, the top of connecting plate 3 is provided with cooling tank 10, the side of cooling tank 10 is provided with fan 11, the outlet of fan 11 is provided with cooling pipe 12, one end of cooling pipe 12 is communicated with the side of control box 2, and the suction port of fan 11 is communicated with serpentine pipe 13, and serpentine pipe 13 is located in cooling tank 10, the side of cooling tank 10 is provided with air inlet hole 14, one end of serpentine pipe 13 is communicated with air inlet hole 14, and the side of control box 2 is provided with air hole 15.

[0036] Reference Figure 1 And Figure 2 The top of cooling tank 10 is provided with water injection pipe 16.

[0037] Reference Figure 1 And Figure 2 The bottom of cooling tank 10 is communicated with drain pipe 17, the bottom of drain pipe 17 penetrates the bottom of connecting plate 3, and the outer side of drain pipe 17 is provided with valve.

[0038] Reference Figure 1 And Figure 2The inner wall of the air inlet hole 14 is provided with a filter screen 18, which can prevent dust from entering the serpentine pipe 13 and the fan 11.

[0039] With reference to Figure 1 , Figure 2 and Figure 3 The inner wall of the air vent hole 15 is provided with a dustproof screen 19, which can prevent dust from entering the control box 2 from the air vent hole 15.

[0040] With reference to Figure 3 The inner wall of the air vent hole 15 is provided with a clamping groove 20, the inner wall of the clamping groove 20 is provided with a positioning hole 21, one side of the dustproof screen 19 is fixedly connected with a clamping block 22, the inner wall of the clamping block 22 is slidably connected with a positioning rod 23, one end of the positioning rod 23 is fixedly connected with a fixed block 24, the top of the fixed block 24 is fixedly connected with a spring 25, and one side of the fixed block 24 is fixedly connected with a positioning block 26.

[0041] With reference to Figure 3 The inner wall of the clamping block 22 is provided with a positioning groove matched with the positioning block 26, and one side of the fixed block 24 is fixedly connected with a pushing piece.

[0042] When the dustproof screen 19 needs to be cleaned, the pushing piece is moved to drive the fixed block 24 to move and separate from the positioning hole 21, at this time, the spring 25 is in a compressed state, then the dustproof screen 19 is pulled outwards to make the clamping block 22 separate from the clamping groove 20, and the dustproof screen 19 can be detached from the air vent hole 15, and when the pushing piece is moved in the opposite direction, the spring 25 can automatically reset the positioning rod 23 and insert the positioning rod 23 into the positioning hole 21, so that the dustproof screen 19 is fixed in the air vent hole 15.

[0043] The use process is briefly described as follows: cold water is poured into the cooling box 10 from the water injection pipe 16, then the fan 11 is started to make external air enter the serpentine pipe 13 through the air inlet hole 14, the air in the serpentine pipe 13 is cooled by the cold water, the cool air is transported to the control box 2 through the cooling pipe 12, the high temperature in the control box 2 is discharged from the air vent hole 15, and the purpose of heat dissipation of the electronic components in the control box 2 is achieved, and the valve is opened to discharge the water in the cooling box 10 through the drain pipe 17.

[0044] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and those skilled in the art can make modifications without creative contribution according to the needs after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, they are protected by the patent law.

Claims

1. A device for automatic adjustment of oxygen flow in a sintering process, comprising a sintering furnace (1), characterized in that: The side of the sintering furnace (1) is provided with a control box (2), one side of the control box (2) is fixedly connected with a connecting plate (3), the other side of the sintering furnace (1) is communicated with an oxygen supply pipe (4), the top of the sintering furnace (1) is fixedly connected with a temperature sensor (5) and an oxygen sensor (6) respectively through screws, a control mechanism is arranged in the control box (2), the top of the connecting plate (3) is provided with a cooling box (10), one side of the cooling box (10) is provided with a fan (11), the air outlet of the fan (11) is provided with a cooling pipe (12), one end of the cooling pipe (12) is communicated with one side of the control box (2), the air inlet of the fan (11) is communicated with a serpentine pipe (13), the serpentine pipe (13) is located in the cooling box (10), one side of the cooling box (10) is provided with an air inlet hole (14), one end of the serpentine pipe (13) is communicated with the air inlet hole (14), one side of the control box (2) is provided with a ventilation hole (15).

2. The device for automatic adjustment of oxygen flow rate in sintering process according to claim 1, characterized in that: The control mechanism comprises an electromagnetic valve (7) arranged on the oxygen supply pipe (4), and a data collector (8) and a PLC controller (9) are arranged on the inner wall of the control box (2).

3. The device for automatic adjustment of oxygen flow rate in sintering process according to claim 1, characterized in that: The top of the cooling box (10) is provided with a water injection pipe (16).

4. The device for automatic adjustment of oxygen flow rate in sintering process according to claim 1, characterized in that: The bottom of the cooling box (10) is communicated with a drain pipe (17), the bottom of the drain pipe (17) penetrates through the bottom of the connecting plate (3), and the outer side of the drain pipe (17) is provided with a valve.

5. The device for automatic adjustment of oxygen flow rate in sintering process according to claim 1, characterized in that: The inner wall of the air inlet hole (14) is provided with a filter screen (18).

6. The device for automatic adjustment of oxygen flow rate in sintering process according to claim 1, characterized in that: The inner wall of the ventilation hole (15) is provided with a dustproof screen (19).

7. The sintering process oxygen flow automatic regulating device according to claim 6, characterized in that: The inner wall of the ventilation hole (15) is provided with a clamping groove (20), the inner wall of the clamping groove (20) is provided with a positioning hole (21), one side of the dustproof screen (19) is fixedly connected with a clamping block (22), the inner wall of the clamping block (22) is slidably connected with a positioning rod (23), one end of the positioning rod (23) is fixedly connected with a fixed block (24), the top of the fixed block (24) is fixedly connected with a spring (25), one side of the fixed block (24) is fixedly connected with a positioning block (26).

8. The sintering process oxygen flow automatic regulating device according to claim 7, characterized in that: The inner wall of the clamping block (22) is provided with a positioning groove matched with the positioning block (26), and one side of the fixed block (24) is fixedly connected with a pushing piece.

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