Continuous feeding device

Abstract

The utility model provides a continuous feeding device, belongs to the technical field of titanium dioxide processing, and aims to solve the problem that after ilmenite powder is caked, sulfuric acid is difficult to permeate into the caked ilmenite powder, so that the yield and the quality of titanium dioxide are influenced. Comprising a conveyor body, a feeding hopper, a feeding transmission box, a feeding driving motor, a spiral conveying blade, a feeding driving pipe, a feeding dispersing mechanism and a feeding scattering mechanism. The feeding hopper is fixedly connected to the upper portion of the conveyor body. The feeding transmission box is fixedly connected to the rear end of the conveyor body. The feeding driving motor is fixedly connected to the rear end of the feeding transmission box; the spiral conveying blade is rotationally connected to the interior of the conveyor main body; the feeding driving pipe is rotationally connected to the lower portion of a discharging opening of the conveyor body. The feeding dispersing mechanism is arranged in the feeding transmission box; and the feeding and scattering mechanism is arranged in the feeding driving pipe, so that the ilmenite powder is prevented from caking during feeding, and the reaction uniformity is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to titanium dioxide processing technical field, more specifically, it is especially related to a continuous feeding device. BACKGROUND

[0002] When producing titanium dioxide by sulfuric acid method, acidolysis is one of the key steps, ilmenite reacts with concentrated sulfuric acid to generate titanium sulfate and ferrous sulfate, etc., ground ilmenite powder and concentrated sulfuric acid are put into acidolysis tank according to certain proportion, after the reaction starts, the temperature rises rapidly, a large amount of reaction heat is generated, so that the material is in boiling state, in order to ensure the continuous reaction and control the reaction speed, continuous feeding is needed, the existing ilmenite powder feeding is generally through the screw conveyor to add ilmenite powder into the acidolysis tank for reaction.

[0003] The utility model discloses a kind of acidolysis devices for producing titanium dioxide by sulfuric acid method, it is related to titanium dioxide processing equipment technical field, including shell, feeding cavity, liquid transfer cavity and reaction cavity are set in the inside of shell, feeding cavity and liquid transfer cavity are respectively located on the left and right sides above reaction cavity, rotationally connected with shaft between feeding cavity and liquid transfer cavity, the left end of shaft is welded with spiral blade in feeding cavity, the right end of shaft is sheathed with piston in liquid transfer cavity, feeding port is set between the right end of feeding cavity and reaction cavity, the inner top surface of reaction cavity is welded with annular liquid injection pipe that surrounds the outside of feeding port, the left and right ends of shell top are respectively installed with hopper and sulfuric acid tank.The utility model can spray concentrated sulfuric acid to material in the process of adding material into reaction cavity, so that material and concentrated sulfuric acid can be mixed in advance, shorten the time that needs to be stirred and mixed during acidolysis reaction, improve processing efficiency.

[0004] Based on the above, when the existing screw conveyor is used to feed ilmenite powder, the extrusion of spiral blade on ilmenite powder causes ilmenite powder to be easily caked after entering the acidolysis tank, after caking, sulfuric acid is difficult to penetrate into the inside of caking, which causes uneven reaction, incomplete reaction of part of ilmenite powder, and affects the yield and quality of titanium dioxide. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a continuous feeding device to solve the problem that, when the existing screw conveyor is used to feed ilmenite powder, the extrusion of spiral blade on ilmenite powder causes ilmenite powder to be easily caked after entering the acidolysis tank, after caking, sulfuric acid is difficult to penetrate into the inside of caking, which causes uneven reaction, incomplete reaction of part of ilmenite powder, and affects the yield and quality of titanium dioxide.

[0006] The purpose and effect of the continuous feeding device of the utility model are achieved by the following specific technical means:

[0007] A continuous feeding device, including conveyor body, feeding hopper, feeding transmission box, feeding drive motor, spiral conveying blade, feeding drive pipe, feeding dispersion mechanism and feeding scattering mechanism;The feeding hopper is fixedly connected above the conveyor body;The feeding transmission box is fixedly connected to the rear end of the conveyor body;The feeding drive motor is fixedly connected to the rear end of the feeding transmission box;The spiral conveying blade is rotatably connected inside the conveyor body, and the spiral conveying blade is coaxially fixedly connected with the rotating shaft of the feeding drive motor;The feeding drive pipe is rotatably connected below the discharge port of the conveyor body, and the feeding drive pipe is a Z-shaped pipe structure;The feeding dispersion mechanism is arranged in the feeding transmission box;The feeding scattering mechanism is arranged in the feeding drive pipe.

[0008] Further, the feeding dispersion mechanism comprises: dispersion drive wheels;Two groups of dispersion drive wheels are rotatably connected inside the feeding transmission box, and the two groups of dispersion drive wheels are connected by a belt drive, wherein the upper group of dispersion drive wheels is coaxially fixedly connected with the rotating shaft of the feeding drive motor.

[0009] Further, the feeding dispersion mechanism further comprises: first dispersion gear and second dispersion gear;The first dispersion gear is coaxially fixedly connected to the outer periphery of the upper end of the feeding drive pipe;The second dispersion gear is rotatably connected to the front end of the feeding transmission box, and the second dispersion gear is coaxially fixedly connected with the lower group of dispersion drive wheels, and the second dispersion gear is engaged with the first dispersion gear.

[0010] Further, the feeding scattering mechanism comprises: dispersion fixing part and scattering connecting shaft;The dispersion fixing part is a conical structure, and the dispersion fixing part is fixedly connected to the inner side of the discharge port of the conveyor body;The scattering connecting shaft is fixedly connected to the lower end of the dispersion fixing part.

[0011] Further, the feeding scattering mechanism further comprises: first scattering gear and second scattering gear;The first scattering gear is coaxially fixedly connected to the lower end of the scattering connecting shaft;The second scattering gear is rotatably connected inside the feeding drive pipe, and the second scattering gear is engaged with the first scattering gear.

[0012] Further, the feeding scattering mechanism further comprises: scattering filter screen, first cutting knife and second cutting knife;The scattering filter screen is fixedly connected inside the feeding drive pipe;The first cutting knife is provided with a plurality of groups, and the plurality of groups of first cutting knives are fixedly connected to the front end of the scattering filter screen;The second cutting knife is provided with a plurality of groups, and the plurality of groups of second cutting knives are fixedly connected to the rear end of the rotating shaft of the second scattering gear, and the rear end faces of the plurality of groups of second cutting knives are respectively in frictional contact with the front end faces of the first cutting knives.

[0013] Compared with the prior art, the present application has the following advantages:

[0014] The utility model discloses a dispersion mechanism for titanium ore powder is set up, and the titanium ore powder is put into the inside of feed hopper, and the feed drive motor is opened, and the rotation of the rotating shaft of feed drive motor drives the rotation of spiral conveying blade, and the rotation of spiral conveying blade transports the titanium ore powder to the inside of feed drive pipe, and the titanium ore powder is guided into the acidolysis jar through the guide of feed drive pipe at this moment, and the rotation of the rotating shaft of feed drive motor also drives the rotation of dispersion drive wheel, and the rotation of dispersion drive wheel drives the rotation of second dispersion gear, and the rotation of second dispersion gear drives the rotation of first dispersion gear, and the rotation of first dispersion gear drives the rotation of feed drive pipe, and the rotation of feed drive pipe realizes the dispersion feeding of titanium ore powder, guarantees the uniform feeding of titanium ore powder, and facilitates the full contact reaction of subsequent titanium ore powder and concentrated sulfuric acid, improves the reaction efficiency of titanium ore powder and concentrated sulfuric acid.

[0015] The utility model discloses a dispersion mechanism for titanium ore powder is set up, and the titanium ore powder is put into the inside of feed hopper, and the feed drive motor is opened, and the rotation of the rotating shaft of feed drive motor drives the rotation of spiral conveying blade, and the rotation of spiral conveying blade transports the titanium ore powder to the inside of feed drive pipe, and the titanium ore powder is guided into the acidolysis jar through the guide of feed drive pipe at this moment, and the rotation of the rotating shaft of feed drive motor also drives the rotation of dispersion drive wheel, and the rotation of dispersion drive wheel drives the rotation of second dispersion gear, and the rotation of second dispersion gear drives the rotation of first dispersion gear, and the rotation of first dispersion gear drives the rotation of feed drive pipe, and the rotation of feed drive pipe realizes the dispersion feeding of titanium ore powder, guarantees the uniform feeding of titanium ore powder, and facilitates the full contact reaction of subsequent titanium ore powder and concentrated sulfuric acid, improves the reaction efficiency of titanium ore powder and concentrated sulfuric acid. ACCURACY OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic diagram of the utility model.

[0017] Figure 2 It is the first dispersion gear structure schematic diagram of the utility model.

[0018] Figure 3 It is the dispersion mechanism structure schematic diagram of the utility model.

[0019] Figure 4 It is the dispersion mechanism structure schematic diagram of the utility model.

[0020] Figure 5 It is the dispersion mechanism structure schematic diagram of the utility model.

[0021] In the drawing, the corresponding relation of component name and drawing number is:

[0022] 1, conveyor main body; 101, dispersion drive wheel; 102, first dispersion gear; 103, second dispersion gear; 2, feed hopper; 3, feed transmission box; 4, feed drive motor; 5, spiral conveying blade; 6, feed drive pipe; 601, dispersion fixing part; 602, scattering connecting shaft; 603, first scattering gear; 604, second scattering gear; 605, scattering filter screen; 606, first cutting knife; 607, second cutting knife. DETAILED DESCRIPTION

[0023] The embodiment of the utility model will be described in further detail below in combination with the drawings and examples. Example one:

[0024] As shown in the accompanying Figures 1 to 5 As shown in the accompanying

[0025] The utility model provides a continuous feeding device, including conveyor main body 1, feed hopper 2, feed transmission box 3, feed drive motor 4, spiral conveying blade 5, feed drive pipe 6 and feed dispersion mechanism, feed hopper 2 is fixedly connected in the top of conveyor main body 1, feed transmission box 3 is fixedly connected in the rear end of conveyor main body 1, feed drive motor 4 is fixedly connected in the rear end of feed transmission box 3, spiral conveying blade 5 is rotatably connected in the inside of conveyor main body 1, and spiral conveying blade 5 is coaxially fixedly connected with the rotating shaft of feed drive motor 4, feed drive pipe 6 is rotatably connected below the discharge port of conveyor main body 1, and feed drive pipe 6 is Z-shaped pipe structure, feed dispersion mechanism is arranged in the inside of feed transmission box 3.

[0026] Among them, feed dispersion mechanism includes: dispersion drive wheel 101, first dispersion gear 102 and second dispersion gear 103, dispersion drive wheel 101 is provided with two groups, and two groups of dispersion drive wheel 101 are rotatably connected in the inside of feed transmission box 3, and two groups of dispersion drive wheel 101 are connected through belt drive, wherein the upper group of dispersion drive wheel 101 is coaxially fixedly connected with the rotating shaft of feed drive motor 4, first dispersion gear 102 is coaxially fixedly connected on the outer periphery upper end of feed drive pipe 6, second dispersion gear 103 is rotatably connected in the front end of feed transmission box 3, second dispersion gear 103 is coaxially fixedly connected with the lower group of dispersion drive wheel 101, and second dispersion gear 103 is engaged with first dispersion gear 102.

[0027] The specific use and role of the embodiment are as follows: when the ilmenite powder is fed, the ilmenite powder is placed in the inside of the feeding hopper 2, the feeding driving motor 4 is turned on, the rotating shaft of the feeding driving motor 4 rotates to drive the spiral conveying blade 5 to rotate, the spiral conveying blade 5 rotates to convey the ilmenite powder into the inside of the feeding driving pipe 6, at the same time, the rotating shaft of the feeding driving motor 4 also drives the dispersion driving wheel 101 to rotate, the dispersion driving wheel 101 rotates to drive the second dispersion gear 103 to rotate, the second dispersion gear 103 rotates to drive the first dispersion gear 102 to rotate, the first dispersion gear 102 rotates to drive the feeding driving pipe 6 to rotate, and the feeding driving pipe 6 rotates to realize the dispersion feeding of the ilmenite powder, ensure the uniform feeding of the ilmenite powder, and facilitate the subsequent sufficient contact reaction of the ilmenite powder and concentrated sulfuric acid, and improve the reaction efficiency of the ilmenite powder and concentrated sulfuric acid. Embodiment two

[0028] The utility model provides a continuous feeding device, on the basis of embodiment one, as shown in the figure, still include the feeding dispersing mechanism, feeding dispersing mechanism set up in the inside of feeding driving pipe 6, Figures 1 to 5

[0029] The feeding dispersing mechanism comprises a dispersion fixing part 601, a dispersing connecting shaft 602, a first dispersing gear 603, a second dispersing gear 604, a dispersing filter screen 605, a first cutting knife 606 and a second cutting knife 607; the dispersion fixing part 601 is in a conical structure and is fixedly connected to the inside of the discharge port of the conveyor main body 1; the dispersing connecting shaft 602 is fixedly connected to the lower end of the dispersion fixing part 601; the first dispersing gear 603 is coaxially fixedly connected to the lower end of the dispersing connecting shaft 602; the second dispersing gear 604 is rotatably connected to the inside of the feeding driving pipe 6 and is engaged with the first dispersing gear 603; the dispersing filter screen 605 is fixedly connected to the inside of the feeding driving pipe 6; the first cutting knife 606 is provided with multiple groups, and the multiple groups of first cutting knives 606 are fixedly connected to the front end of the dispersing filter screen 605; the second cutting knife 607 is provided with multiple groups, and the multiple groups of second cutting knives 607 are fixedly connected to the rear end of the rotating shaft of the second dispersing gear 604, and the rear end faces of the multiple groups of second cutting knives 607 are in frictional contact with the front end faces of the first cutting knives 606.

[0030] ​The specific use and role of the embodiment are as follows: when the ilmenite powder is continuously fed, the feeding driving pipe 6 rotates, the second scattering gear 604 rotates around the first scattering gear 603, the first scattering gear 603 contacts the second scattering gear 604, the second scattering gear 604 is driven to rotate, the second cutting knife 607 rotates, the second cutting knife 607 rotates to form a shearing force with the first cutting knife 606, the ilmenite powder is scattered and crushed, the crushed ilmenite powder is filtered by the scattering filter screen 605, and the feeding is completed, so that the ilmenite powder is prevented from being caked during feeding, the uniformity of the reaction is ensured, the dispersing fixing part 601 achieves the effect of dispersing and feeding the ilmenite powder, and the ilmenite powder is uniformly distributed in the inside of the feeding driving pipe 6.

[0031] In this paper, the following points need to be noted:

[0032] 1. The drawings of the embodiments of the present disclosure only relate to the structures involved in the embodiments of the present disclosure, and other structures can refer to the general design.

[0033] 2. In the case of no conflict, the embodiments of the present disclosure and the features in the embodiments can be combined with each other to obtain new embodiments.

[0034] The above is only a specific embodiment of the present disclosure, but the protection scope of the present disclosure is not limited to this, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present disclosure, which should be covered in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be subject to the protection scope of the claims.

Claims

1. A continuous feeding device comprising a conveyor body (1), a feeding hopper (2), a feeding transmission box (3), a feeding drive motor (4), a spiral conveying blade (5), a feeding drive pipe (6), a feeding dispersing mechanism and a feeding scattering mechanism; characterized in that: The feeding hopper (2) is fixedly connected above the conveyor main body (1); the feeding transmission box (3) is fixedly connected to the rear end of the conveyor main body (1); the feeding driving motor (4) is fixedly connected to the rear end of the feeding transmission box (3); the spiral conveying blade (5) is rotatably connected inside the conveyor main body (1), and the spiral conveying blade (5) is coaxially fixedly connected to the rotating shaft of the feeding driving motor (4); the feeding driving pipe (6) is rotatably connected below the discharge port of the conveyor main body (1), and the feeding driving pipe (6) is a Z-shaped pipe structure; the feeding dispersing mechanism is arranged inside the feeding transmission box (3); and the feeding dispersing mechanism is arranged inside the feeding driving pipe (6).

2. The continuous feeding device of claim 1, wherein: The feeding dispersing mechanism comprises: a dispersing driving wheel (101); two groups of the dispersing driving wheel (101) are arranged, and the two groups of the dispersing driving wheel (101) are rotatably connected inside the feeding transmission box (3); and the two groups of the dispersing driving wheel (101) are drivingly connected through a belt, wherein the upper group of the dispersing driving wheel (101) is coaxially fixedly connected to the rotating shaft of the feeding driving motor (4).

3. The continuous feeding device of claim 2, wherein: The feeding dispersing mechanism further comprises: a first dispersing gear (102) and a second dispersing gear (103); the first dispersing gear (102) is coaxially fixedly connected to the outer circumferential upper end of the feeding driving pipe (6); the second dispersing gear (103) is rotatably connected to the front end of the feeding transmission box (3), the second dispersing gear (103) is coaxially fixedly connected to the lower group of the dispersing driving wheel (101), and the second dispersing gear (103) is in mesh with the first dispersing gear (102).

4. The continuous feeding device of claim 1, wherein: The feeding dispersing mechanism further comprises: a dispersing fixed part (601) and a dispersing connecting shaft (602); the dispersing fixed part (601) is in a conical structure, and the dispersing fixed part (601) is fixedly connected to the inner side of the discharge port of the conveyor main body (1); and the dispersing connecting shaft (602) is fixedly connected to the lower end of the dispersing fixed part (601).

5. The continuous feeding device of claim 4, wherein: The feeding dispersing mechanism further comprises: a first dispersing gear (603) and a second dispersing gear (604); the first dispersing gear (603) is coaxially fixedly connected to the lower end of the dispersing connecting shaft (602); the second dispersing gear (604) is rotatably connected inside the feeding driving pipe (6), and the second dispersing gear (604) is in mesh with the first dispersing gear (603).

6. A continuous feeding device as claimed in claim 5, characterized in that: The feeding dispersing mechanism further comprises: a dispersing filter screen (605), a first cutting knife (606) and a second cutting knife (607); the dispersing filter screen (605) is fixedly connected inside the feeding driving pipe (6); a plurality of groups of the first cutting knife (606) are arranged, and the plurality of groups of the first cutting knife (606) are fixedly connected to the front end of the dispersing filter screen (605); a plurality of groups of the second cutting knife (607) are arranged, and the plurality of groups of the second cutting knife (607) are fixedly connected to the rotating shaft outer circumferential rear end of the second dispersing gear (604); and the rear end faces of the plurality of groups of the second cutting knife (607) are in frictional contact with the front end faces of the first cutting knife (606).

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