Mixed column pressing machine for pretreatment of vanadium titano-magnetite
By designing a vanadium titanium magnetite pretreatment mixing column press, using a mixing pot to melt coal asphalt and mix with vanadium titanium magnetite, and pressing it into a column through an extrusion device, the problems of poor shrinkage and mixing effects of the prior art are solved, and more efficient reactions and longer service life of the reaction tank are achieved.
Patent Information
- Application Number
- CN202421584509.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-05
- Publication Date
- 2025-05-16
- Estimated Expiration
- 2034-07-05
AI Technical Summary
In the existing vanadium titanium magnetite reduction technology, the shrinkage and settlement of coke powder leads to a long production cycle, slow reaction effect, and difficult to compact, and the mixing effect of coke powder and vanadium titanium magnetite is poor, and the use of additional binders increases the risk of corrosion of the reaction tank.
A vanadium titanium magnetite pretreatment mixing column press was designed, and the coal asphalt was melted and vanadium titanium magnetite was mixed with the vanadium titanium magnetite by a mixing pot, and the mixture was pressed into a column using an extrusion device to improve the compactness and mixing effect.
The mixing effect of vanadium titanium magnetite and coal asphalt is improved through pressure column treatment, the corrosion of the reaction tank is reduced, the service life of the reaction tank is extended, the processing cost is reduced, and the production efficiency and output are improved.
Smart Images
Figure CN222878027U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mineral smelting pretreatment, and more specifically, to a vanadium-titanium magnetite pretreatment mixed column pressing machine. Background Art
[0002] The existing vanadium-titanium magnetite reduction adopts the tunnel kiln direct reduction method. After entering the tunnel kiln for reduction, fixed carbon and vanadium-titanium magnetite need to be added into the reaction tank for reduction reaction. In the existing working process, a carbon rod is inserted into the interior of the tank, and coke powder is laid on the inner surface of the tank. The coke powder plays a role of heat conduction and anti-sticking. Then, the mixture of iron ore and coke powder is added for compaction, and the reduction reaction is carried out through the carbon rod and the fixed carbon in the coke powder.
[0003] However, in the prior art, after the tank enters the tunnel kiln for reduction reaction, the coke powder shrinks and settles, resulting in a long production cycle, slow reaction effect, difficulty in compaction, and waste of tank space, affecting production; the mixing effect of coke powder and vanadium-titanium magnetite is poor, the reduction reaction time is long, and the production efficiency is low; when using coke powder for reduction reaction, it is necessary to increase salt compounds and binders to reduce the amount of coke powder, increase the reduction activity and improve the compactness, which leads to corrosion and damage of the reaction tank, reduces the service life of the reaction tank, and increases processing costs. Utility Model Content
[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a vanadium-titanium magnetite pretreatment mixing column pressing machine.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vanadium-titanium magnetite pretreatment mixed column pressing machine, comprising a support platform, a storage tank is fixedly installed on the upper surface of the support platform, one side of the storage tank is fixedly connected to a spiral feeder, and the spiral feeder is provided with a lifting feed port on the side away from the storage tank;
[0006] A kneading pot is provided at the lower part of the side of the material storage tank; a material storage tank is provided with a discharge port toward the kneading pot; an extrusion device is provided at the lower part of the side of the kneading pot; a sealing port is provided on the side of the kneading pot toward the extrusion device;
[0007] The kneading pot includes a heating ring and a stirring blade inside, wherein the heating ring is fixed to the side wall of the kneading pot, and the stirring blade is rotatably connected to the kneading pot for heating and mixing coal tar pitch and vanadium-titanium magnetite;
[0008] The extrusion device includes a hydraulic pump and a column pressure chamber. The hydraulic pump is fixed to one end of the column pressure chamber. The output end of the hydraulic pump fits and is slidably connected to the column pressure chamber to extrude the mixture of coal tar and vanadium-titanium magnetite into a column.
[0009] As a further preferred embodiment of the present invention, a fixing frame is fixed on the support platform on the side facing the extrusion device, the pressure column cavity is fixed on the inner side of the fixing frame, and the extrusion device is fixed by the fixing frame.
[0010] As a further preferred embodiment of the present invention, the kneading pot further comprises an inlet, a base, a heat insulation plate, a heat conduction plate, a material guide plate and a first motor. The inlet is opened on the top of the kneading pot toward the discharge port; the first motor is fixed to the top of the kneading pot, and its output end is fixedly connected to the stirring blade; the base is located at the bottom of the kneading pot and fixed to the support platform, and the bottom end of the stirring blade is rotatably connected to the base; a heat insulation plate is provided on the outer surface of the side of the kneading pot; the heat conduction plate is fixed to the inner side of the heat insulation plate, and the heating ring is fixed to the heat conduction plate; the material guide plate is fixed to the outer side of the kneading pot and is located at the sealing port, and the material guide plate is a U-shaped plate extending toward the extrusion device, and the heat of the heating ring is dispersed by the heat conduction plate to melt the coal tar, and the heat loss is reduced by the setting of the heat insulation plate to prevent scalding; the stirring blade is driven by the first motor to mix the vanadium-titanium magnetite and the coal tar.
[0011] As a further preferred embodiment of the utility model, the inlet is hinged with a feed plate, the feed plate is flipped downward, and upward flaps are fixed on both sides of the feed plate to prevent the mixture from overflowing.
[0012] As a further preference of the utility model, a pressure column feed port is opened at the top of the pressure column chamber; an upper cover is provided at the pressure column feed port, and the upper cover is detachably fixed to the pressure column chamber; a sealing cover is fixed to the end of the pressure column chamber away from the hydraulic pump for feeding sealing to facilitate the pressure column.
[0013] As a further preferred embodiment of the present invention, a support frame is fixed on one side of the support platform, and a mixing device is arranged on the support frame, and the mixing device comprises a telescopic rod, a mixing feed port, a blanking port, a chute, a support rod, a bracket, a second motor, a stirring paddle and a fixed shaft seat, the telescopic rod and the support rod are fixed on the support frame, the top end of the support rod is hinged to the bracket, a chute is arranged on the outer surface of the bracket, the top end of the telescopic rod is movably connected to the chute, a mixing drum is fixed on the bracket, a mixing feed port is provided on the top of the mixing drum, and a second motor is fixed at one end inside the mixing drum; a stirring paddle is fixed at the output end of the second motor; the stirring paddle is rotatably connected to a fixed shaft seat on the side away from the second motor, and the fixed shaft seat is fixed inside the mixing drum; a blanking port is provided at one end of the mixing drum away from the second motor, and the blanking port faces the lifting feed port.
[0014] The technical effects and advantages of the utility model are as follows: the utility model adopts a kneading pot to melt coal tar, mixes it with vanadium-titanium magnetite, and performs column pressing through an extrusion device, thereby improving the compactness through column pressing, and reducing the gaps between vanadium-titanium magnetite through the melted coal tar, thereby making full use of the space in the reaction tank, improving the mixing effect between vanadium-titanium magnetite and coal tar, improving the reaction efficiency, and increasing the output; using coal tar for reduction reaction, there is no need to use additional binder, thereby reducing corrosion damage to the reaction tank, extending the service life of the reaction tank, and reducing processing costs. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the structure of the utility model of the vanadium-titanium magnetite pretreatment mixed column pressing machine.
[0016] Figure 2 It is the right view of the utility model vanadium-titanium magnetite pretreatment mixing column pressing machine.
[0017] Figure 3 It is a structural schematic diagram of a kneading pot in a vanadium-titanium magnetite pretreatment mixing column pressing machine of the utility model.
[0018] Figure 4 It is a schematic diagram of the structure of the mixing device in the vanadium-titanium magnetite pretreatment mixing column pressing machine of the utility model.
[0019] Figure 5 It is a schematic diagram of the structure of the extrusion device in the vanadium-titanium magnetite pretreatment mixed column pressing machine of the utility model.
[0020] The accompanying drawings are marked as follows: 1, storage tank; 2, kneading pot; 3, extrusion device; 4, fixed frame; 5, screw feeder; 6, support frame; 7, mixing device; 8, support platform; 101, discharge port; 201, sealing port; 202, feed plate; 203, base; 204, stirring blade; 205, insulation board; 206, heat conduction board; 207, heating ring; 208, guide plate; 209, first motor; 301, hydraulic pump; 302, pressure column feed port; 303, sealing cover; 304, pressure column cavity; 305, upper cover; 501, lifting feed port; 701, telescopic rod; 702, mixing feed port; 703, drop port; 704, slide; 705, support rod; 706, bracket; 707, second motor; 708, stirring paddle; 709, fixed shaft seat. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] like Figure 1-Figure 5 A vanadium-titanium magnetite pretreatment mixing column press shown includes a support platform 8, a storage tank 1 is fixedly mounted on the upper surface of the support platform 8, one side of the storage tank 1 is fixedly connected to a screw feeder 5, and a lifting feed port 501 is provided on the side of the screw feeder 5 away from the storage tank 1;
[0023] A kneading pot 2 is provided at the lower part of the side of the material storage tank 1; a discharge port 101 is provided on the material storage tank 1 toward the kneading pot 2; an extrusion device 3 is provided at the lower part of the side of the kneading pot 2; a sealing port 201 is provided on the side of the kneading pot 2 toward the extrusion device 3;
[0024] like Figure 1-Figure 3 As shown, in the embodiment of the utility model, the kneading pot 2 includes a heating ring 207, a stirring blade 204, an inlet, a base 203, a heat insulation plate 205, a heat conduction plate 206, a material guide plate 208 and a first motor 209. The heating ring 207 is fixed to the side wall of the kneading pot 2, and the stirring blade 204 is rotatably connected to the kneading pot 2 for heating and mixing coal tar and vanadium-titanium magnetite; the top of the kneading pot 2 is provided with the inlet toward the discharge port 101; the first motor 209 is fixed to the top of the kneading pot 2, and its output end is fixedly connected to the stirring blade 204; the base 203 is located at the bottom of the kneading pot 2 and is fixed to the support The support 8, the bottom end of the stirring blade 204 is rotatably connected to the base 203; the outer surface of the side of the kneading pot 2 is provided with a heat insulation plate 205; the heat conduction plate 206 is fixed to the inner side of the heat insulation plate 205, and the heating ring 207 is fixed to the heat conduction plate 206; the material guide plate 208 is fixed to the outer side of the kneading pot 2, located at the sealing port 201, and the material guide plate 208 is a U-shaped plate extending toward the extrusion device 3, and the heat of the heating ring 207 is dispersed through the heat conduction plate 206 to melt the coal tar, and the heat loss is reduced by the setting of the heat insulation plate 205 to prevent burns; the stirring blade 204 is driven by the first motor 209 to mix the vanadium-titanium magnetite and the coal tar. The inlet is hinged with a feed plate 202, and the feed plate 202 is flipped downward, and the feed plate 202 is fixed with upward flaps on both sides to prevent the mixture from overflowing during the transfer process.
[0025] like Figure 1 and Figure 5As shown, in the embodiment of the utility model, the extrusion device 3 includes a hydraulic pump 301 and a pressure column chamber 304, the hydraulic pump 301 is fixed to one end of the pressure column chamber 304, and the output end of the hydraulic pump 301 is fitted and slidably connected to the pressure column chamber 304, which is used to extrude the mixture of coal tar and vanadium-titanium magnetite into a column. The support platform 8 is fixed with a fixing frame 4 on the side facing the extrusion device 3, and the pressure column chamber 304 is fixed on the inner side of the fixing frame 4, and the extrusion device 3 is fixed by the fixing frame 4. A pressure column feed port 302 is opened at the top of the pressure column chamber 304; an upper cover 305 is provided at the pressure column feed port 302, and the upper cover 305 is detachably fixed to the pressure column chamber 304; a sealing cover 303 is fixed to the pressure column chamber 304 at one end away from the hydraulic pump; it is used for feeding sealing to facilitate pressure column.
[0026] like Figure 1 and Figure 4 As shown, in the embodiment of the utility model, a support frame 6 is fixed to one side of the support platform 8, and a mixing device 7 is arranged on the support frame 6. The mixing device 7 includes a telescopic rod 701, a mixing feed port 702, a drop port 703, a slide 704, a support rod 705, a bracket 706, a second motor 707, a stirring paddle 708 and a fixed shaft seat 709. The telescopic rod 701 and the support rod 705 are fixed to the support frame 6, and the top of the support rod 705 is hinged to the bracket 706. The outer surface of the bracket 706 is provided with a slide 704. The top of the telescopic rod 701 The slide groove 704 is movably connected, and a mixing drum is fixed on the bracket 706. A mixing feed port 702 is provided on the top of the mixing drum, and a second motor 707 is fixed to one end inside the mixing drum; a stirring paddle 708 is fixed to the output end of the second motor 707; the stirring paddle 708 is rotatably connected to a fixed shaft seat 709 on the side away from the second motor 707, and the fixed shaft seat 709 is fixed inside the mixing drum; a drop port 703 is provided on the end of the mixing drum away from the second motor 707, and the drop port 703 faces the lifting feed port 501.
[0027] During the working process of this embodiment, the coal tar pitch and the vanadium-titanium magnetite are mixed by a stirring paddle so that the mixture entering the kneading pot 2 is uniform, and then poured by extending the telescopic rod 701.
[0028] The working process of the utility model is as follows: 1. adding vanadium-titanium magnetite and coal tar pitch to the mixing device 7 for mixing; 2. lifting the above mixture to the storage tank 1 through the spiral feeder 5; 3. rotating and opening the guide plate 208, and opening the discharge port 101, and the mixture enters the kneading pot 2; 4. The kneading pot 2 stirs and heats the mixture to melt the coal tar pitch; 5. opening the sealing port 201, and the mixture enters the interior of the extrusion device 3 through the pressure column feed port 302; 6. fixing the upper cover 305, starting the hydraulic pump, until the pressure reaches 200t-300t, opening the sealing cover, and the vanadium-titanium magnetite is pushed out in a columnar shape, which is convenient for being placed in the tank for reduction.
[0029] The contents not described in detail in the specification belong to the prior art known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used. In this technical solution, the electrical control components not mentioned are not shown in the figure because they belong to the prior art and will not be described here.
[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A vanadium-titanium magnetite pretreatment mixing column press, comprising a support platform, a storage tank is fixedly installed on the upper surface of the support platform, one side of the storage tank is fixedly connected to a spiral feeder, and the spiral feeder is provided with a lifting feed port on the side away from the storage tank; It is characterized in that A kneading pot is provided at the lower part of the side of the material storage tank; a material storage tank is provided with a discharge port toward the kneading pot; an extrusion device is provided at the lower part of the side of the kneading pot; a sealing port is provided on the side of the kneading pot toward the extrusion device; The kneading pot includes a heating ring and a stirring blade inside, wherein the heating ring is fixed to the side wall of the kneading pot, and the stirring blade is rotatably connected to the kneading pot for heating and mixing coal tar pitch and vanadium-titanium magnetite; The extrusion device includes a hydraulic pump and a column pressure chamber. The hydraulic pump is fixed to one end of the column pressure chamber. The output end of the hydraulic pump fits and is slidably connected to the column pressure chamber to extrude the mixture of coal tar and vanadium-titanium magnetite into a column.
2. The vanadium-titanium magnetite pretreatment mixing column pressing machine according to claim 1, characterized in that: A fixing frame is fixed on the side of the support platform facing the extrusion device, and the pressure column cavity is fixed on the inner side of the fixing frame.
3. The vanadium-titanium magnetite pretreatment mixing column pressing machine according to claim 1, characterized in that: The kneading pot further comprises an inlet, a base, a heat insulation plate, a heat conduction plate, a material guide plate and a first motor. The inlet is provided on the top of the kneading pot towards the material outlet. The first motor is fixed to the top of the kneading pot, and the output end of the first motor is fixedly connected to the stirring blade. The base is located at the bottom of the kneading pot and is fixed to the support platform. The bottom end of the stirring blade is rotatably connected to the base. A heat insulation plate is provided on the outer surface of the side of the kneading pot. The heat conduction plate is fixed to the inner side of the heat insulation plate, and the heating ring is fixed to the heat conduction plate. The material guide plate is fixed to the outer side of the kneading pot and is located at the sealing port. The material guide plate is a U-shaped plate extending toward the extrusion device.
4. The vanadium-titanium magnetite pretreatment mixing column pressing machine according to claim 3, characterized in that: The inlet is hinged with a feed plate, the feed plate is flipped downward, and upward flaps are fixed on both sides of the feed plate.
5. The vanadium-titanium magnetite pretreatment mixing column pressing machine according to claim 1, characterized in that: A pressure column feed port is provided at the top of the pressure column cavity; an upper cover is provided at the pressure column feed port, and the upper cover is detachably fixed to the pressure column cavity; a sealing cover is fixed to one end of the pressure column cavity away from the hydraulic pump.
6. The vanadium-titanium magnetite pretreatment mixing column pressing machine according to claim 1, characterized in that: A support frame is fixed to one side of the support platform, and a mixing device is arranged on the support frame, and the mixing device comprises a telescopic rod, a mixing feed port, a blanking port, a chute, a support rod, a bracket, a second motor, a stirring paddle and a fixed shaft seat, the telescopic rod and the support rod are fixed to the support frame, the top end of the support rod is hinged to the bracket, a chute is arranged on the outer surface of the bracket, the top end of the telescopic rod is movably connected to the chute, a mixing drum is fixed on the bracket, a mixing feed port is provided on the top of the mixing drum, and a second motor is fixed at one end inside the mixing drum; a stirring paddle is fixed at the output end of the second motor; the stirring paddle is rotatably connected to a fixed shaft seat on a side away from the second motor, and the fixed shaft seat is fixed inside the mixing drum; a blanking port is provided at one end of the mixing drum away from the second motor, and the blanking port faces the lifting feed port.