CN210560100U

CN210560100U - High-refractive-index glass bead surface treatment device

Info

Publication number: CN210560100U
Application number: CN201921306371.7U
Authority: CN
Inventors: 曹志泽; 李�荣; 刘建勋; 徐丞梅
Original assignee: Cheng Cheng Optical Materials Co Ltd
Current assignee: Cheng Cheng Optical Materials Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-05-19
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a high-refractivity glass bead surface treatment device, which comprises a cleaning tank, wherein the upper end of the cleaning tank is provided with a charging hole, and a stirring component is arranged in the cleaning tank; the bottom end of the cleaning tank is connected with a drying cylinder through a first discharge pipe, and a heating and drying device and an air induction port are arranged on the drying cylinder; the drying cylinder is connected with a calcining furnace through a second discharge pipe; the calcining furnace is provided with a calcining heating device for controlling the heating temperature through a temperature adjusting device; the method adopts continuous production, has short preparation time and improves the yield of the glass beads.

Description

High-refractive-index glass bead surface treatment device

Technical Field

The utility model belongs to the technical field of glass bead production, a high refracting index glass bead surface treatment device is related to.

Background

The glass beads are glass spheres with tiny sizes and belong to inorganic non-metallic materials. The material has the excellent performances of light weight, high strength, good fluidity, low heat conductivity coefficient, no toxicity, good chemical stability and the like which are not possessed by some common materials.

At present, the preparation methods for the glass beads with high refractive index mainly include a glass powder method, a spray granulation method, a liquid drop method, a sol-gel method and the like. The glass beads prepared by the glass powder method have high product quality, but low yield and high cost; although the process of the spray granulation method is simple, the chemical stability of the obtained product is poor; the liquid drop method has low production efficiency and is not suitable for industrial production; the sol-gel method is high in cost and is not suitable for industrial production.

In addition, patent CN109535432A discloses a method for modifying the surface of glass beads, which describes modifying the surface of glass beads with an initiator containing alkyl methacrylate and 4-methacryloxybenzophenone. Although the operation process is simple, the alkyl methacrylate and the 4-methacryloxy benzophenone are expensive and toxic, the pollution to operators and the environment is large, and raw material liquid is not easy to recycle; patent CN104130597A discloses a method for modifying the surface of glass beads, which describes modifying the surface of glass beads with acetone, sodium hydroxide, dichlorophenylethanediol, phosgene, etc., although the glass beads obtained by the method have low cost, the production period is long (5-6 days), phosgene has high toxicity, strong corrosivity after meeting water, and the operation process is dangerous, which is not suitable for industrial production.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in providing a high refracting index glass bead surface treatment device, and its preparation process's productivity is high.

The utility model discloses a realize through following technical scheme:

a high-refractive-index glass bead surface treatment device comprises a cleaning tank, wherein a feeding port is formed in the upper end of the cleaning tank, and a stirring assembly is arranged in the cleaning tank; the bottom end of the cleaning tank is connected with a drying cylinder through a first discharge pipe, and a heating and drying device and an air induction port are arranged on the drying cylinder; the drying cylinder is connected with a calcining furnace through a second discharge pipe; the calcining furnace is provided with a calcining heating device which controls the heating temperature through a temperature adjusting device.

Furthermore, the number of the charging openings is two, and a measuring cylinder is arranged at the inlet of each charging opening.

Further, the stirring assembly comprises a stirring rod driven by a stirring motor arranged on the top end of the cleaning tank, and a plurality of stirring paddles are arranged on the stirring rod.

Further, a stoving section of thick bamboo is a horizontal stoving section of thick bamboo, and first discharging pipe and heating drying device set up early stoving section of thick bamboo one end, and second discharging pipe and induced air mouth set up at the stoving section of thick bamboo other end.

Further, the heating and drying device is a hot blast stove communicated with the drying cylinder.

Furthermore, an induced draft fan is arranged at the induced draft opening, and a dust remover is arranged at the outlet of the induced draft fan.

Furthermore, a scattering assembly for scattering raw materials is arranged in the drying cylinder.

Furthermore, break up the subassembly and include through the transmission drive and set up the pivot in drying cylinder axis direction, the pivot is equipped with in the circumference and breaks up the stick.

Furthermore, the shell of the calcining furnace is made of heat-insulating materials, the calcining heating device is an electric heating wire arranged on the inner side of the shell of the calcining furnace, and the temperature regulating device is a temperature controller connected with a power supply.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model provides a high-refractivity glass bead surface treatment device, which is characterized in that glass beads are stirred and cleaned by a stirring component in a cleaning tank, and adhesion on the surfaces of the glass beads caused by electrostatic attraction is thoroughly removed; putting the cleaned glass beads into a drying furnace through a first discharge pipe for drying, putting the dried glass beads into a calcining furnace through a second discharge pipe for calcining, and polishing the surfaces of the glass beads to finish the treatment of the surfaces of the glass beads with high refractive index; the stirring, cleaning, drying and calcining of the glass beads adopt continuous treatment, and the cleaning tank, the drying cylinder and the calcining furnace can work simultaneously, so that the yield in unit time is high, and the method can be suitable for industrial production.

Furthermore, compared with the spray granulation method, the spray granulation method sprays the sodium silicate aqueous solution containing boric acid, urea and ammonium pentaborate into a spray dryer to obtain the glass beads, the glass beads are not subjected to calcination treatment, the balling process of the glass beads is rapid cooling, and heat preservation calcination is not performed.

Drawings

FIG. 1 is a general structural diagram of the present invention;

FIG. 2 is a top view of FIG. 1;

3 fig. 3 3 3 is 3 a 3 sectional 3 view 3 of 3 the 3 drying 3 cylinder 3 of 3 the 3 present 3 invention 3. 3

The device comprises a cleaning tank 1, a top cover 2, a first discharge pipe 3, a charging port 4, a measuring cylinder 5, a stirring rod 6, a stirring paddle 7, a stirring motor 8, a drying cylinder 9, a hot blast stove 10, a scattering device 11, a second discharge pipe 12, a transmission device 13, an induced draft fan 14, a dust remover 15, an electric heating wire 16, a calcining furnace 17, an ash exhaust smoke pipe mounting port 18, a temperature adjusting device 19 and a supporting platform 20.

Detailed Description

Specific examples are given below.

As shown in fig. 1, 2 and 3, a high refractive index glass bead surface treatment device comprises a rectangular cleaning tank 1, a top cover 2 is arranged at the top end of the cleaning tank 1, two feed inlets 4 are arranged at the upper end of the cleaning tank 1, a feed pipe is arranged at each feed inlet 4, and a measuring cylinder 5 is arranged on each feed pipe, so that a glass bead cleaning agent and glass beads can be quantitatively added from the two feed inlets 4 respectively; a stirring component is arranged in the cleaning tank 1, the specific stirring component comprises a stirring motor 8 arranged on a top cover 2 of the cleaning tank 1, a lower end output shaft of the stirring motor 8 is fixedly connected with a stirring rod 6 extending into the cleaning tank 1, a plurality of stirring paddles 7 are arranged on the stirring rod 6, the distance between the lower end of the stirring paddle 7 positioned at the lowest end and the bottom end of the cleaning tank 1 is one eighth of the height of the cleaning tank 1, so that stirring can be more sufficient and the bottom end of the cleaning tank 1 cannot be touched; starting the stirring motor 8 to drive the stirring paddle 7 to form a stirring effect, so that the glass bead cleaning agent can fully clean the glass beads; in addition, the cleaning tank 1 is provided with a supporting platform 20, which plays a role in supporting and fixing the cleaning tank 1.

As shown in fig. 1, 2 and 3, the bottom end of the cleaning tank 1 is connected with a drying cylinder 9 through a first discharge pipe 3, and the cleaned glass beads are placed into the drying cylinder 9 through the first discharge pipe 3 for drying; the drying cylinder 9 is a horizontal drying cylinder 9, the first discharge pipe 3 and the hot blast stove 10 are both arranged at one end of the drying cylinder 9, the hot blast stove 10 is communicated with the drying cylinder 9, and the hot blast stove 10 is used for inputting heat into the drying cylinder 9 to dry cleaned glass beads; in addition, the second discharge pipe 12 and the induced draft opening are arranged at the other end of the drying cylinder 9, steam generated in the drying process can be discharged from the induced draft opening, and optimally, the induced draft opening is provided with the induced draft fan 14, and the outlet of the induced draft fan 14 is provided with the dust remover 15. The setting of draught fan 14 accelerates the discharge of steam, avoids the unable drying cylinder 9 that in time discharges of steam to influence the stoving effect to the glass microballon, and the setting of dust remover 15 makes the solid particle that carries obtain the filtering in the steam, avoids the pollution of exhaust steam to the outside air. The induced draft fan 14 and the hot blast stove 10 are respectively arranged at two ends of the drying cylinder 9, which are beneficial to forming a drying effect on all glass beads in the drying cylinder 9, discharging steam along with the direction of hot air, and being beneficial to discharging steam in the drying cylinder 9.

In addition, as shown in fig. 1, 2 and 3, in order to prevent the adhesion of the glass beads to prevent the hot-blast stove 10 from being incapable of sufficiently drying the glass beads during the drying process, a scattering assembly for scattering the glass beads is arranged in the drying cylinder 9, specifically, the scattering assembly comprises a rotating shaft which is driven by a transmission device 13 and is arranged in the axial direction of the drying cylinder 9, and a plurality of scattering rods perpendicular to the rotating shaft are arranged on the circumference of the rotating shaft. Transmission 13 respectively with pivot and a stoving section of thick bamboo 9 fixed connection, a stoving section of thick bamboo 9 rotates drive transmission 13 and rotates, and then drives the pivot rotation and then drives the glass microballon that the stick will agglomerate and break up, can disperse between the messenger glass microballon, and then can carry out abundant stoving to glass microballon, improve drying efficiency.

Further, as shown in fig. 1, 2 and 3, the dried glass beads are placed into a calciner 17 through a second discharge pipe 12 for calcination, a calcination heating device for controlling the heating temperature through a temperature adjusting device 19 is arranged on the calciner 17, and the in-furnace calcination temperature of the calciner 17 is adjusted through the temperature adjusting device 19; specifically, the shell of the calciner 17 is made of a ceramic fiber heat-insulating material, the calcining heating device is an electric heating wire 16 arranged on the inner side of the shell of the calciner 17, and the temperature regulating device 19 is a temperature controller connected with a power supply. The temperature controller controls the heating temperature of the heating wire 16, the heating wire 16 heats to calcine the glass beads, and the heat insulation material adopted by the shell of the calcining furnace 17 avoids heat dissipation in the calcining furnace 17, so that the consumption of electric energy is saved. In addition, an ashing air draft smoke pipe installation port 18 is arranged at the top end of the calcining furnace 17, an ashing air draft smoke pipe is installed at the ashing air draft smoke pipe installation port 18, and smoke generated in the calcining process passes through the ashing air draft smoke pipe at a certain speed and is then discharged after being purified by equipment such as a dust remover 15 and the like.

The embodiments given above are preferred examples for implementing the present invention, and the present invention is not limited to the above-described embodiments. Any non-essential addition and replacement made by the technical features of the technical solution of the present invention by those skilled in the art all belong to the protection scope of the present invention.

Claims

1. The surface treatment device for the glass beads with the high refractive index is characterized by comprising a cleaning tank (1), wherein the upper end of the cleaning tank (1) is provided with a feed inlet (4), and a stirring assembly is arranged in the cleaning tank (1); the bottom end of the cleaning tank (1) is connected with a drying cylinder (9) through a first discharge pipe (3), and a heating and drying device and an air induction port are arranged on the drying cylinder (9); the drying cylinder (9) is connected with a calcining furnace (17) through a second discharge pipe (12); the calcining furnace (17) is provided with a calcining heating device of which the heating temperature is controlled by a temperature adjusting device (19).

2. The apparatus for surface treatment of glass microspheres with high refractive index according to claim 1, wherein the number of the charging openings (4) is two, and a measuring cylinder (5) is provided at the entrance of each charging opening (4).

3. The device for treating the surface of the glass microsphere with the high refractive index according to claim 1, wherein the stirring assembly comprises a stirring rod (6) driven by a stirring motor (8) arranged at the top end of the cleaning tank (1), and a plurality of stirring paddles (7) are arranged on the stirring rod (6).

4. The surface treatment device for the glass microspheres with the high refractive index according to claim 1, wherein the drying cylinder (9) is a horizontal drying cylinder (9), the first discharge pipe (3) and the heating and drying device are arranged at one end of the drying cylinder (9), and the second discharge pipe (12) and the induced draft opening are arranged at the other end of the drying cylinder (9).

5. The surface treatment device for the glass microspheres with the high refractive index according to claim 4, wherein the heating and drying device is a hot blast stove (10) communicated with the drying cylinder (9).

6. The surface treatment device for the glass microspheres with the high refractive index according to claim 4, wherein an induced draft fan (14) is arranged at the induced draft port, and a dust remover (15) is arranged at an outlet of the induced draft fan (14).

7. The surface treatment device for the glass microspheres with the high refractive index according to claim 1, wherein a breaking component for dispersing raw materials is arranged in the drying cylinder (9).

8. The device for treating the surface of the glass microsphere with the high refractive index according to claim 7, wherein the scattering assembly comprises a rotating shaft which is driven by a transmission device (13) and is arranged in the axial direction of the drying cylinder (9), and scattering rods are arranged on the circumference of the rotating shaft.

9. The surface treatment device for the glass beads with the high refractive index as claimed in claim 1, wherein the shell of the calcining furnace (17) is made of a heat insulation material, the calcining heating device is an electric heating wire (16) arranged on the inner side of the shell of the calcining furnace (17), and the temperature regulating device (19) is a temperature controller connected with a power supply.