Spray drying device for white carbon black processing

Abstract

The utility model discloses a spray drying device for white carbon black processing, and relates to the technical field of white carbon black processing devices. The device comprises a drying cylinder, a feeding atomization mechanism is arranged on the upper side of the drying cylinder, an exhaust pipe is fixedly installed on the side wall of the drying cylinder, a conical discharging pipe is fixedly installed at the lower end of the drying cylinder, a supporting mechanism is fixedly installed on the side wall of the drying cylinder, and a discharging control mechanism is arranged on the supporting mechanism. And one side of the discharging control mechanism is arranged in the conical discharging pipe, a hot air inlet mechanism is arranged on one side of the drying cylinder, a stirring rotating shaft is rotationally installed on the drying cylinder, and a driving motor is arranged on the upper side of the drying cylinder. According to the utility model, moisture in the accumulated white carbon black is turned out again, so that the white carbon black particles are continuously dried by hot air, and the drying effect of the white carbon black particles obtained after spray drying is further ensured and improved.

Description

Technical Field

[0001] The utility model relates to the technical field of white carbon black processing devices, in particular to a spray drying device for white carbon black processing. Background Art

[0002] White carbon black is a general term for white powdered X-ray amorphous silicic acid and silicate products, mainly referring to precipitated silica, fumed silica and ultrafine silica gel, and also includes powdered synthetic aluminum silicate and calcium silicate. Currently, precipitation method is one of the important methods for producing white carbon black.

[0003] In the method of drying white carbon black produced by precipitation method, spray drying is generally used. Spray drying is a process of using an atomizer to disperse white carbon black liquid into fine droplets, and quickly evaporate the solvent in a hot drying medium to form a white carbon black dry powder product. However, after the white carbon black particles are obtained by spray drying, most of them will gather at the bottom of the drying device, and some water that has not evaporated in time will also be buried by the white carbon black particles accumulated with the casting, which makes it inconvenient for the water to evaporate continuously, and easily affects the dryness of the white carbon black particles obtained after spray drying. For this reason, a spray drying device for white carbon black processing is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that most of the white carbon black particles obtained by spray drying will gather at the bottom of the drying device, and some water that has not evaporated in time will be buried by the white carbon black particles accumulated with the casting, making it inconvenient for the water to evaporate continuously, which is easy to affect the dryness of the white carbon black particles obtained after spray drying. The utility model provides a spray drying device for white carbon black processing.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A spray drying device for processing white carbon black comprises a drying cylinder, wherein a feed atomization mechanism is arranged on the upper side of the drying cylinder, an exhaust pipe is fixedly mounted on the side wall of the drying cylinder, a conical discharge pipe is fixedly mounted on the lower end of the drying cylinder, a supporting mechanism is fixedly mounted on the side wall of the drying cylinder, and a discharge control mechanism is arranged on the supporting mechanism, one side of the discharge control mechanism is arranged in the conical discharge pipe, a hot air intake mechanism is arranged on one side of the drying cylinder, a toggle shaft is rotatably mounted on the drying cylinder, and a driving motor is arranged on the upper side of the drying cylinder, the output shaft of the driving motor is fixedly connected to one end of the toggle shaft, a material receiving ring plate is sleeved on the circumference of the toggle shaft in the drying cylinder, and an auxiliary toggle mechanism is arranged on the upper side of the material receiving ring plate on the toggle shaft, a plurality of micro discharge holes are opened on the material receiving ring plate, and an auger blade is fixedly mounted on the toggle shaft in the conical discharge pipe.

[0007] Preferably, the feed atomization mechanism includes an annular box, which is fixedly mounted on the inner wall of the upper end of the drying cylinder, and a plurality of atomizers are fixedly mounted on the side wall of the annular box, and a feed pipe is fixedly mounted on the side wall of the annular box, and one end of the feed pipe passes through the drying cylinder.

[0008] Preferably, the support mechanism comprises a support ring, the support ring is fixedly sleeved on the outer side wall of the drying box, and a plurality of support columns are fixedly mounted on the side wall of the support ring, and a support base plate is fixedly mounted on one end of the plurality of support columns.

[0009] Preferably, the material discharge control mechanism includes an electric hydraulic rod, one end of which is fixedly mounted on the supporting base plate, and the other end of which is fixedly mounted with a material receiving box, a sealing plate is fixedly mounted on the side wall of the material receiving box, and the sealing plate is plugged into and installed in the conical discharge pipe.

[0010] Preferably, the auxiliary toggle mechanism comprises a connecting ring, the connecting ring is fixedly sleeved on the toggle rotating shaft, and a toggle drying plate is fixedly mounted on the side wall of the connecting ring.

[0011] Preferably, the hot air intake mechanism includes an annular intake pipe, one side of which is open and fixedly mounted on the inner wall of the drying cylinder, a connecting intake pipe is fixedly mounted on the side wall of the annular intake pipe, and one end of the connecting intake pipe passes through the drying cylinder.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. In the utility model, the white carbon black liquid is fed into the annular box through the feed pipe, and then the multiple atomizers on the annular box are used to perform atomization spraying in the drying cylinder, and then the hot air flow is fed into the annular air inlet pipe through the connected air inlet pipe, so that the annular air inlet pipe is used to achieve uniform drying of the hot air flow, thereby improving the atomization effect of the white carbon black liquid in the drying cylinder, and then when the dried white carbon black particles fall onto the receiving ring plate, the drive motor is started, so that the drive motor drives the toggle shaft to rotate, so that the toggle shaft The shaft drives the connecting ring and the rotating drying plate to rotate and rotate the silica particles on the receiving ring plate, so that the accumulated silica particles can be dried by hot air again, thereby improving the drying effect of the particles. Subsequently, the silica particles will enter the conical discharge pipe through the micro discharge holes on the receiving ring plate for accumulation, and then be flipped upward by the continuously rotating auger blades, thereby flipping out the moisture inside the accumulated silica again, thereby continuously maintaining the hot air drying of the silica particles, further ensuring and improving the drying effect of the silica particles obtained after spray drying. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a schematic diagram of the overall three-dimensional connection structure of the utility model;

[0015] Figure 2 It is a partial cross-sectional three-dimensional structural schematic diagram of the drying cylinder in the utility model;

[0016] Figure 3 It is a schematic diagram of the three-dimensional connection structure between the feed atomization mechanism and the drying cylinder in the utility model.

[0017] Figure numerals: 1. Drying cylinder; 2. Conical discharge pipe; 3. Support ring; 4. Support column; 5. Support bottom plate; 6. Electric hydraulic rod; 7. Material receiving box; 8. Connecting air inlet pipe; 9. Exhaust pipe; 10. Driving motor; 11. Feed pipe; 12. Atomizer; 13. Annular air inlet pipe; 14. Material receiving ring plate; 15. Micro discharge hole; 16. Connecting ring; 17. Move drying plate; 18. Move rotating shaft; 19. Auger blade; 20. Sealing plate; 21. Ring box. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0021] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0022] like Figure 1-3 As shown, a spray drying device for processing white carbon black comprises a drying cylinder 1, and a feed atomizing mechanism is arranged on the upper side of the drying cylinder 1, and the feed atomizing mechanism comprises an annular box 21, and the annular box 21 is fixedly mounted on the inner side wall of the upper end of the drying cylinder 1, and a plurality of atomizers 12 are fixedly mounted on the side wall of the annular box 21, and a feed pipe 11 is fixedly mounted on the side wall of the annular box 21, and one end of the feed pipe 11 penetrates the drying cylinder 1, and white carbon black liquid is fed into the annular box 21 through the arranged feed pipe 11, and then atomized spraying is performed in the drying cylinder 1 by utilizing the plurality of atomizers 12 on the annular box 21, so that the atomized spraying effect can be made more uniform.

[0023] An exhaust pipe 9 is fixedly installed on the side wall of the drying cylinder 1. The exhaust pipe 9 is provided to facilitate the outflow of hot air after drying. The subsequent airflow processing method is the existing technology. A conical discharge pipe 2 is fixedly installed on the lower end of the drying cylinder 1. A supporting mechanism is fixedly installed on the side wall of the drying cylinder 1. The supporting mechanism includes a supporting ring 3. The supporting ring 3 is fixedly sleeved on the outer wall of the drying box 1, and a plurality of supporting columns 4 are fixedly installed on the side wall of the supporting ring 3. A supporting base plate 5 is fixedly installed at one end of the plurality of supporting columns 4.

[0024] A discharging control mechanism is arranged on the supporting base plate 5, and the discharging control mechanism includes an electric hydraulic rod 6, one end of the electric hydraulic rod 6 is fixedly mounted on the supporting base plate 5, and a material receiving box 7 is fixedly mounted on the other end of the electric hydraulic rod 6, a sealing plate 20 is fixedly mounted on the side wall of the material receiving box 7, and the sealing plate 20 is plugged into and installed in the conical discharge pipe 2. The dried silica particles can be better collected by the arranged material receiving box 7, thereby facilitating the collection of the silica particles in the conical discharge pipe 2.

[0025] A hot air intake mechanism is provided on one side of the drying cylinder 1, and the hot air intake mechanism includes an annular air intake pipe 13. One side of the annular air intake pipe 13 is open, and the annular air intake pipe 13 is fixedly installed on the inner wall of the drying cylinder 1. A connecting air intake pipe 8 is fixedly installed on the side wall of the annular air intake pipe 13, and one end of the connecting air intake pipe 8 passes through the drying cylinder 1. The annular air intake pipe 13 is used to achieve uniform drying of the hot air flow, thereby improving the atomization drying effect of the white carbon black liquid in the drying cylinder.

[0026] A toggle shaft 18 is rotatably mounted on the drying cylinder 1, and a driving motor 10 is arranged on the upper side of the drying cylinder 1, and the output shaft of the driving motor 10 is fixedly connected to one end of the toggle shaft 18, and a receiving ring plate 14 is sleeved on the circumferential side of the toggle shaft 18 in the drying cylinder 1, and an auxiliary toggle mechanism is arranged on the toggle shaft 18 on the upper side of the receiving ring plate 14, the auxiliary toggle mechanism includes a connecting ring 16, the connecting ring 16 is fixedly sleeved on the toggle shaft 18, and a toggle drying plate 17 is fixedly mounted on the side wall of the connecting ring 16, the toggle shaft 18 drives the connecting ring 16 and the toggle drying plate 17 to rotate and toggle the white carbon black particles on the receiving ring plate 14, so that the accumulated white carbon black particles can be dried by hot air again, thereby improving the drying effect of the particles.

[0027] A plurality of micro feeding holes 15 are provided on the material receiving ring plate 14, and an auger blade 19 is fixedly installed on the toggle shaft 18 in the conical feeding pipe 2, so that after the white carbon black particles enter the conical feeding pipe 2 and accumulate, they will be flipped upward by the continuously rotating auger blade 19, so that the moisture inside the accumulated white carbon black is flipped out again, thereby continuously maintaining the hot air drying of the white carbon black particles, further ensuring and improving the drying effect of the white carbon black particles obtained after spray drying.

[0028] In summary: during atomization drying, the white carbon black liquid is fed into the annular box 21 through the feed pipe 11, and then the multiple atomizers 12 on the annular box 21 are used to perform atomization spraying in the drying cylinder 1, and then the hot air flow is fed into the annular air inlet pipe 13 through the connected air inlet pipe 8, so that the annular air inlet pipe 13 is used to achieve uniform drying of the hot air flow, and then when the dried white carbon black particles fall onto the receiving ring plate 14, the drive motor 10 is started, so that the drive motor 10 drives the toggle shaft 18 to rotate, so that the toggle shaft 18 drives the connecting ring 16 and the toggle dry The drying plate 17 rotates and moves the silica particles on the receiving ring plate 14, so that the accumulated silica particles can be dried by hot air again, and then the accumulated silica particles will be moved and then enter the conical discharge pipe 2 through the micro discharge holes 15 on the receiving ring plate 14 for accumulation, and then be flipped upward by the continuously rotating auger blades 19, so that the moisture inside the accumulated silica is flipped out again for continuous drying. When it accumulates to a certain extent, the electric hydraulic rod 6 is started to drive the receiving box 7 and the sealing plate 20 to move downward, so that the silica particles in the conical discharge pipe 2 enter the receiving box 7 for collection.

[0029] The above description enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A spray drying device for processing white carbon black, It is characterized in that The invention comprises a drying cylinder (1), wherein a feed atomization mechanism is arranged on the upper side of the drying cylinder (1), an exhaust pipe (9) is fixedly mounted on the side wall of the drying cylinder (1), a conical discharge pipe (2) is fixedly mounted on the lower end of the drying cylinder (1), a support mechanism is fixedly mounted on the side wall of the drying cylinder (1), and a discharge control mechanism is arranged on the support mechanism, one side of the discharge control mechanism is arranged in the conical discharge pipe (2), a hot air intake mechanism is arranged on one side of the drying cylinder (1), and a toggle shaft (10) is rotatably mounted on the drying cylinder (1). 8), and a driving motor (10) is arranged on the upper side of the drying cylinder (1), the output shaft of the driving motor (10) is fixedly connected to one end of a toggle shaft (18), a material receiving ring plate (14) is sleeved on the circumferential side of the toggle shaft (18) in the drying cylinder (1), and an auxiliary toggle mechanism is arranged on the toggle shaft (18) on the upper side of the material receiving ring plate (14), a plurality of micro material discharge holes (15) are opened on the material receiving ring plate (14), and an auger blade (19) is fixedly installed on the toggle shaft (18) in the conical discharge pipe (2).

2. A spray drying device for processing white carbon black according to claim 1, It is characterized in that The feed atomization mechanism comprises an annular box (21), the annular box (21) is fixedly mounted on the inner side wall of the upper end of the drying cylinder (1), and a plurality of atomizers (12) are fixedly mounted on the side wall of the annular box (21), a feed pipe (11) is fixedly mounted on the side wall of the annular box (21), and one end of the feed pipe (11) passes through the drying cylinder (1).

3. A spray drying device for processing white carbon black according to claim 1, It is characterized in that The support mechanism comprises a support ring (3), the support ring (3) being fixedly sleeved on the outer wall of the drying cylinder (1), and a plurality of support columns (4) being fixedly mounted on the side wall of the support ring (3), and a support base plate (5) being fixedly mounted on one end of the plurality of support columns (4).

4. A spray drying device for processing white carbon black according to claim 3, It is characterized in that The material discharge control mechanism comprises an electric hydraulic rod (6), one end of which is fixedly mounted on a supporting base plate (5), and a material receiving box (7) is fixedly mounted on the other end of the electric hydraulic rod (6), a sealing plate (20) is fixedly mounted on a side wall of the material receiving box (7), and the sealing plate (20) is plugged into and mounted in the conical discharge pipe (2).

5. A spray drying device for processing white carbon black according to claim 1, It is characterized in that The auxiliary toggle mechanism comprises a connecting ring (16), the connecting ring (16) is fixedly sleeved on the toggle rotating shaft (18), and a toggle drying plate (17) is fixedly mounted on the side wall of the connecting ring (16).

6. A spray drying device for processing white carbon black according to claim 1, It is characterized in that The hot air intake mechanism comprises an annular intake pipe (13), one side of which is open and fixedly mounted on the inner wall of the drying cylinder (1), a connecting intake pipe (8) fixedly mounted on the side wall of the annular intake pipe (13), and one end of the connecting intake pipe (8) passes through the drying cylinder (1).

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