CN206570377U - High intensity pellet binder preparation facilities - Google Patents

Abstract

The utility model discloses a high-strength pellet binder preparation device, which includes a stirring kettle. The key lies in that: the stirring kettle is provided with an active stirring shaft vertically and a strengthening stirring shaft horizontally, and the strengthening stirring shaft is located at the Below the active stirring shaft, a powder metering component is arranged above the stirring tank, and the outlet of the powder metering component is connected with the feeding port of the stirring tank. Compared with the prior art, the high-strength pellet binder preparation device provided by the utility model has a simple structure, and by setting a heating tube, it is better to control the internal temperature of the device during stirring during use, which is convenient Stirring: high working efficiency, strong dispersing performance and rapid stirring. The three-dimensional mixing system makes the material mix evenly, reduces the stirring resistance, saves electricity and labor, and improves economic benefits.

Description

High-strength pellet binder preparation device

technical field

The utility model relates to the technical field of cold-pressed pellet processing, in particular to a high-strength pellet binder preparation device.

Background technique

China's steel output has maintained rapid growth for many years and has become a major steel country in the world. The accompanying environmental protection issues are also becoming more and more prominent. The pollution of industrial waste produced by my country's iron and steel enterprises has increasingly seriously affected the surrounding environment, and has begun to restrict the development of the enterprises themselves.

The cold consolidation forming process is to add various dusts generated in the steel production process, add appropriate binders, and after mixing, under a certain pressure, the mixed material is pressed into a certain shape, size, density and strength. The bulk material is then dried and consolidated at a corresponding low temperature to make it into a high-strength agglomerate. The agglomerates can be used as raw materials for blast furnace smelting and coolants for converter smelting, and can also be used as raw materials for direct reduction and smelting reduction to realize resource recycling, which not only reduces environmental pollution, but also reduces energy consumption. The binders mainly used in molding are divided into inorganic binders and organic binders.

Defects of the prior art: At present, when preparing an organic binder, it is necessary to uniformly stir the high molecular polymer and various powdery additives to ensure that it is in a uniform state. If the high molecular polymer is in a high viscosity, Then it is difficult to stir and disperse evenly, and the powdery additive needs to be weighed in advance and then poured into the mixer at one time. The mixing effect is not good, the work efficiency is reduced, there are dead spots in the mixing, and the labor intensity of the workers is high.

Utility model content

In order to solve the above technical problems, the utility model provides a high-strength pellet binder preparation device to solve the problem of high-viscosity polymers with high viscosity and difficult to disperse evenly when preparing organic binders. Polymer, not easy to stir evenly, easy to agglomerate and other problems.

The technical scheme adopted by the utility model is as follows: a high-strength pellet binder preparation device, including a stirring tank, the key lies in: the stirring tank is vertically provided with an active stirring shaft and horizontally provided with a strengthening stirring shaft, the The reinforced stirring shaft is located below the active stirring shaft, and a powder metering assembly is arranged above the stirring tank, and the outlet of the powder metering assembly is connected with the feeding port of the stirring tank.

The beneficial effect of the above scheme is: the powder metering component can accurately weigh the powder and then send it into the stirring tank, which improves the work efficiency and reduces the labor intensity of the workers; because the movement direction of the active stirring shaft and the driven stirring shaft are inconsistent, it will cause turbulence. The flow can accelerate the uniform mixing of the materials in the entire reactor, increase the extrusion force on the materials, strengthen the stirring effect, and improve the stirring efficiency. It has the advantages of high working efficiency, strong dispersion performance and rapid stirring.

Preferably, the powder metering assembly includes a material storage box, the bottom hose of the material storage box is connected to a material guide cylinder, and the material guide cylinder is provided with a cylinder swinging member, and the discharge port of the material guide cylinder extends into the The feed port of the stirred tank is horizontally provided with a sensor support frame around the storage box, the storage box is supported by the sensor support frame, and a ring of receiving ring is fixed on the outer wall of the material guide cylinder. Located above the sensor support frame, a plurality of pressure sensors are installed between the receiving ring and the sensor support frame, a support leg is connected below the sensor support frame, and the lower end of the support leg is connected to the stirring tank The upper surface is fixedly connected.

The effect of this solution is that the gravity of the powder can be transmitted to the pressure sensor, so as to accurately control the amount of powder added, and the swinging part of the cylinder can gradually add the powder into the stirring tank, avoiding one-time addition, and it is difficult to disperse evenly.

Preferably, the cylinder oscillating member includes a cylinder, a connecting seat is provided on the outer wall of the material guide cylinder, a crank is provided on the output shaft of the cylinder, and a connecting rod is hinged between the crank and the connecting seat.

The effect of this scheme is that the material guide cylinder can be swung during the feeding process, so that the powder in the cylinder can be added gradually, avoiding that it is difficult to mix evenly after one-time addition.

Preferably, a heat insulation board is provided around the outer wall of the stirred tank, and the upper and lower edges of the heat insulation board are respectively fixedly connected with the outer wall of the stirred tank through an annular closed plate. The heat insulation board, the stirred tank An insulating layer is formed between the annular sealing plate and a plurality of heating pipes are arranged on the inner wall of the insulating plate.

The effect of this scheme is that the stirring temperature can be increased, the viscosity of the polymer can be reduced, and the stirring is facilitated.

Preferably, the upper end of the active stirring shaft protrudes from the stirring tank and is connected with a main stirring motor, the lower end of the active stirring shaft is connected with a stirring disc, and a ring of stirring teeth is arranged on the edge of the stirring disc, and the stirring The teeth are evenly and fixedly arranged on the edge of the disc, and the reinforced stirring shaft is arranged directly below the stirring disc, and either end of the reinforced stirring shaft protrudes from the stirring tank and is connected with a reinforced stirring motor, and the reinforced stirring shaft The shaft is provided with a helical stirring blade.

The effect of this scheme is that the resistance to stirring is reduced, and the extrusion force on materials is increased at the same time, so that the stirring effect is enhanced.

Preferably, the stirring teeth are zigzag-shaped, and the stirring teeth are two layers above and below, which are evenly arranged and fixed on the upper edge and the lower edge of the disc respectively, and the stirring teeth of the upper and lower layers form an included angle of 45° with the horizontal plane respectively.

The effect of this solution is to further reduce the stirring resistance and make the powder disperse more evenly.

Preferably, a temperature detector is provided on the inner wall of the heat insulation board.

The effect of this scheme is to prevent the heating temperature from being too high.

Preferably, the top of the stirred tank is respectively provided with a powder feed port and a resin feed port, the discharge end of the guide cylinder extends into the powder feed port, and the bottom of the stirred tank is provided with Outlet.

The effect of this scheme is that powder and polymer can be fed separately, and the feeding situation of each material can be better controlled.

Beneficial effects: Compared with the prior art, the high-strength pellet binder preparation device provided by the utility model has a simple structure, and by setting a heating tube, it is better to control the internal temperature of the device when stirring. Control, easy to stir; high working efficiency, strong dispersion performance, rapid stirring, three-dimensional stirring system is more fully to make materials evenly mixed, reduce stirring resistance, save electricity and labor, and improve economic benefits.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is an enlarged view of part A in Fig. 1;

Fig. 3 is a B-B sectional view of Fig. 1 .

detailed description

In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1-3, a high-strength pellet binder preparation device includes a stirred tank 1, and the top of the stirred tank 1 is respectively provided with a powder feed port 10 and a resin feed port 11, the The bottom of the stirring tank 1 is provided with a discharge port 12; the stirring tank 1 is vertically provided with an active stirring shaft 2 and horizontally provided with a reinforcing stirring shaft 3, and the upper end of the active stirring shaft 2 extends out of the stirring tank 1 The main stirring motor is connected, the lower end of the active stirring shaft 2 is connected with a stirring disk 8, the edge of the stirring disk 8 is provided with a circle of stirring teeth, and the stirring teeth are uniformly and fixedly arranged on the edge of the disk, and the stirring The teeth are zigzag, and the stirring teeth are two upper and lower layers, which are evenly arranged and fixed on the upper edge and the lower edge of the disc respectively. Directly below the stirring disc 8, any end of the strengthening stirring shaft 3 stretches out from the stirring tank 1 and is connected with a strengthening stirring motor, and the strengthening stirring shaft 3 is provided with a spiral stirring blade; the stirring tank 1 is provided with a powder metering assembly 4, the powder metering assembly 4 includes a storage box 41, the bottom hose of the storage box 41 is connected to a material guide cylinder 42, and the material guide cylinder 42 is provided with a cylinder swing Part 5, the discharge end of the material guiding cylinder 42 extends into the powder material inlet 10.

As can be seen in Fig. 1 and Fig. 2, a sensor support frame 44 is horizontally arranged around the storage box 41, the storage box 41 is supported by the sensor support frame 44, and the outer wall of the material guide cylinder 42 is fixed with a Ring receiving ring, the receiving ring is located above the sensor support frame, a plurality of pressure sensors 43 are installed between the receiving ring and the sensor support frame, support legs are connected below the sensor support frame 44, the The lower end of the supporting leg is fixedly connected with the upper surface of the stirring tank 1;

The cylinder swing member 5 includes a cylinder 51, a connection seat 52 is provided on the outer wall of the material guide cylinder 42, a crank 53 is provided on the output shaft of the cylinder, and a connecting seat 53 is hinged between the crank 53 and the connection seat 52. Rod 54.

As shown in Fig. 1 and Fig. 3, a heat shield 6 is provided around the outer wall of the stirred tank 1, and the upper and lower edges of the heat shield 6 are respectively fixedly connected with the outer wall of the stirred tank 1 by an annular closed plate, A thermal insulation layer is formed between the heat insulation board 6, the stirring tank 1 and the annular closed plate, and a plurality of heating pipes 7 are arranged on the inner wall of the heat insulation board 6, and A temperature detector 9 is provided.

When working, start the cylinder 51, the high molecular polymer enters the stirring tank 1 through the resin feed port 11, open the heating pipe 7 to heat, start the main stirring motor and the strengthening stirring motor at the same time, mix the liquid polymer evenly, and then store the material in the tank The powdered additive in 41 enters into the stirring tank 1 through the material guide tube 42, and the pressure sensor 43 is connected to the same weighing control circuit, and the sensing ends of the pressure sensor 43 all protrude upwards from the sensor support frame 44, and are connected to the sensor support frame 44. The lower surface of the receiving ring is in contact, the weighing control circuit includes an amplification filter circuit connected to the gravity sensor, the amplification filter circuit is connected to the input terminal of the CPU through the A/D conversion circuit, and the output terminal of the CPU is connected to the display The feeding quality of the powder is controlled by connecting the output terminal of the CPU to the data of the monitor. The active stirring shaft 2 and the reinforced stirring shaft 3 continue to work until the powdery additive liquid polymer is fully stirred evenly, and finally the stirred material is discharged from the outlet. Feed port 12 pours out of stirred tank 1 conveniently.

Finally, it needs to be explained that the above description is only a preferred embodiment of the utility model. Under the inspiration of the utility model, those skilled in the art can make a variety of similar implementations without violating the purpose and claims of the utility model. It means that such transformations all fall within the protection scope of the present utility model.

Claims (8)

1. a kind of high intensity pellet binder preparation facilities, including stirred tank (1), it is characterised in that：Erected in the stirred tank (1) Directly stirred provided with active agitating shaft (2) and level provided with agitating shaft (3), the reinforcement agitating shaft (3) is strengthened positioned at the active The lower section of axle (2), the top of the stirred tank (1) is provided with powder metering component (4), the discharging of the powder metering component (4) Mouth is connected with the charging aperture of the stirred tank (1).

2. high intensity pellet binder preparation facilities according to claim 1, it is characterised in that：The powder metering component (4) buffer bin (41) is included, the bottom flexible pipe connection feed tube (42) of the buffer bin (41), the feed tube (42) is provided with cylinder Swing component (5), the discharging opening of the feed tube (42) stretches into the charging aperture of the stirred tank (1), around the buffer bin (41) one Circle is horizontally disposed sensor support frame (44), and the buffer bin (41) is supported by the sensor support frame (44), described to lead Barrel (42) outer wall is fixed with a circle and accepts ring, and the undertaking ring is located above the sensor support frame, the undertaking ring and institute State to be provided with below multiple pressure sensors (43), the sensor support frame (44) between sensor support frame and be connected with branch Support leg, the lower end of the supporting leg is fixedly connected with the upper surface of the stirred tank (1).

3. high intensity pellet binder preparation facilities according to claim 2, it is characterised in that：The cylinder swing component (5) cylinder (51) is included, the outer wall of the feed tube (42) is provided with connecting seat (52), and the output shaft of the cylinder is provided with song Handle (53), connecting rod (54) is hinged between the crank (53) and connecting seat (52).

4. the high intensity pellet binder preparation facilities according to claim any one of 1-3, it is characterised in that：Around described Stirred tank (1) outer wall provided with a circle thermal insulation board (6), the lower edges of the thermal insulation board (6) respectively with the stirred tank (1) outer wall Between be fixedly connected by ring seal plate, shape between the thermal insulation board (6), the stirred tank (1) and the ring seal plate Into heat-insulation layer, the inwall of the thermal insulation board (6) is provided with multiple heating tubes (7).

5. high intensity pellet binder preparation facilities according to claim 1 or 2, it is characterised in that：The active stirring The upper end of axle (2) stretches out the stirred tank (1) and is connected with main stirring cylinder, and the lower end of the active agitating shaft (2), which is connected with, to be stirred Disk (8) is mixed, the edge of the stirring disk (8) is provided with a circle stirrer gear, and the uniform stationary arrangement of stirrer gear is on the side of disk Edge, the reinforcement agitating shaft (3) is arranged on the underface of the stirring disk (8), and the either end of the reinforcement agitating shaft (3) is stretched Go out the stirred tank (1) and be connected with reinforcement stirring motor, the reinforcement agitating shaft (3) is provided with helical mixing blade.

6. high intensity pellet binder preparation facilities according to claim 5, it is characterised in that：The stirrer gear is sawtooth Shape, the stirrer gear is two layers up and down, is uniformly arranged and fixed respectively in the top edge and lower edge of disk, bilevel stirring Tooth is respectively with the horizontal 45 ° of angles.

7. high intensity pellet binder preparation facilities according to claim 4, it is characterised in that：The thermal insulation board (6) Inwall is provided with temperature detector (9).

8. the high intensity pellet binder preparation facilities according to Claims 2 or 3, it is characterised in that：The stirred tank (1) Top be respectively equipped with powder charging aperture (10) and resin feeding mouthful (11), the discharge end of the feed tube (42) stretches into the powder Expect charging aperture (10), the bottom of the stirred tank (1) is provided with discharging opening (12).