CN210357051U

CN210357051U - Profiling powder granulating device for dry ceramic tile powder making process

Info

Publication number: CN210357051U
Application number: CN201920927692.2U
Authority: CN
Inventors: 王守伟; 张明飞; 李栓杰
Original assignee: Hebei Jinhui Ceramics Co ltd; Tianjin Cement Industry Design and Research Institute Co Ltd
Current assignee: Hebei Jinhui Ceramics Co ltd; Tianjin Cement Industry Design and Research Institute Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-21
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses a die mould powder prilling granulator for ceramic tile dry process powder process, include bucket elevator, dry powder accelerating tube, granulator, fluidized drying bed, rubber belt conveyor and crushing and screening all-in-one that arrange in proper order along the direction of powder transmission, the granulator includes casing, pan feeding pipe, double-fluid spray gun and granulation dish group, and granulation dish group includes the tertiary granulation dish of arranging in proper order down by the upper band. The utility model adopts the above structure a die mould powder prilling granulator for ceramic tile dry process powder process, accelerate the powder through adopting the dry powder accelerating tube, dry powder after the accelerated motion with be fixed in the three-layer deconcentrator collision on the pan feeding pipe and disperse after slowing down, make dry powder evenly distributed in the casing of granulator, then flow through two fluid spray gun spun atomized water or granulation auxiliary agent and the unrestrained dry powder cross collision of follow top, form the mother nucleus, through the granulation of multistage granulation dish again, the sphericity and the mobility of dry process granulation aggregate have been improved.

Description

Profiling powder granulating device for dry ceramic tile powder making process

Technical Field

The utility model relates to a pottery powder granulation technique especially relates to a die mould powder prilling granulator that is used for ceramic tile dry process powder process technology.

Background

The ceramic tile is a thin plate product which is made of clay and other inorganic non-metallic raw materials and used for covering wall surfaces and ground surfaces, the ceramic tile is generally formed by dry pressing raw materials, the powder making process of pressed powder comprises a traditional wet granulation process and a new dry powder making process, the comprehensive skill effect of the new dry powder making process is more than 67 percent compared with the traditional wet powder making process, the operation workers in a raw material workshop can be reduced by 50 percent or even more, the land used in the raw material workshop can be reduced by 60 percent, the exhaust emission is reduced by more than 80 percent, water is saved by 80 percent, electricity is saved by 50 percent, fuel is saved by 80 percent, and pebbles, ball linings and dispergators are not used, so the predicted alternative wet powder making process is widely adopted by the ceramic industry, the dry granulation generally adopts ground ceramic dry powder to be granulated by powder making granulation equipment (a disc granulator and a high-speed mechanical stirring granulator, the water is used as a binder, the dry powder ground by the dry method is agglomerated into granules with water content below 12 percent, wherein the granules obtained by mechanical stirring and high-speed granulation have the problems of uneven hardness, rough surface, poor fluidity, easy powder removal and the like, so that the density of a green body after the green body is pressed is inconsistent, particularly, when floor tiles (ceramic tiles and stoneware tiles) with higher ceramic degree are produced, the subsequent defects caused are more obvious, and the work ratio is lower than that of the traditional wet method; the granules prepared by the suspended aggregate method ceramsite equipment have the advantages of uniform hardness, poor sphericity, reduction of fluidity by more than 30%, severe pulverization after aging, further reduction of fluidity and severe influence on the yield of a press.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a die mould powder prilling granulator for ceramic tile dry process powder process, accelerate the powder through adopting the dry powder accelerating tube, dry powder after the accelerated motion with be fixed in the three-layer deconcentrator collision on the pan feeding pipe and disperse after slowing down, make dry powder evenly distributed in the casing of granulator, then flow through two fluid spray gun spun atomizing water or granulation auxiliary agent and the unrestrained dry powder cross collision of follow top, form mother's nuclear, through the granulation of multistage granulation dish again, the sphericity and the mobility of dry process granulation aggregate have been improved.

In order to realize the above object, the utility model provides a die mould powder prilling granulator for ceramic tile dry process powder process, include the bucket elevator, dry powder accelerating tube, granulator, fluidized drying bed, band conveyer and crushing and screening all-in-one that arrange in proper order along the direction of powder transmission, the granulator include the casing, set up in the pan feeding pipe on casing top, set up in the dual fluid spray gun of pan feeding pipe below with set up in the granulation dish group of dual fluid spray gun below, the granulation dish group includes the tertiary granulation dish of arranging in proper order under by the upper band.

Preferably, the fluidized drying bed comprises a bed body and a support seat fixed at the bottom end of the bed body through a damping spring, a drying section and a cooling section which are sequentially arranged along the powder conveying direction are arranged in the bed body, the drying section is communicated with a hot air fan, and the cooling section is communicated with a cold air fan.

Preferably, one end of the dry powder accelerating tube is connected with the Roots blower, the other end of the dry powder accelerating tube is communicated with the side part of the feeding tube, and one end of the dry powder accelerating tube, which is close to the Roots blower, is communicated with the bucket elevator through a rotary feeder.

Preferably, be provided with the three-layer deconcentrator on the pan feeding pipe, the three-layer deconcentrator is including being fixed in the dispersion motor on pan feeding pipe top, the output shaft of dispersion motor pierces into the one end outside of pan feeding pipe is fixed with three-layer dispersion blade, the three-layer the length of dispersion blade reduces by last under to in proper order.

Preferably, the two-fluid spray gun comprises a compressed air pipe and a granulation aid pipe.

Preferably, the fluidized drying bed is also communicated with a bag type dust collector.

Therefore, the utility model discloses a die mould powder prilling granulator for ceramic tile dry process powder process who adopts above-mentioned structure accelerates the powder through adopting the dry powder accelerating tube, dry powder after the accelerated motion with be fixed in the three-layer deconcentrator collision on the pan feeding pipe and disperse after slowing down, make dry powder evenly distributed in the casing of granulator, then flow through two fluid spray gun spun atomizing water or granulation auxiliary agent and the unrestrained dry powder cross collision of follow top, form mother's nuclear, through the granulation of multistage granulation dish again, the sphericity and the mobility of dry process granulation granule have been improved.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of a pressing powder granulating device for a dry ceramic tile powder making process according to an embodiment of the present invention.

Wherein: 1. a bag type dust collector; 2. a dry powder acceleration tube; 3. three layers of dispersers; 4. a feeding pipe; 5. a granulator; 6. a belt conveyor; 7. a crushing and screening integrated machine; 8. a cooling section; 9. a drying section; 10. a fluidized drying bed; 11. a third-stage granulation disc; 12. a two-fluid spray gun; 13. a bucket elevator; 14. roots blower.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, and it should be noted that the present embodiment is based on the technical solution, and the detailed embodiments and the specific operation processes are provided, but the protection scope of the present invention is not limited to the present embodiment.

Fig. 1 is the embodiment of the utility model provides a die mould powder prilling granulator's for ceramic tile dry process powder process's structure sketch map, include the bucket elevator, dry powder accelerating tube, granulator, fluidized drying bed, rubber belt conveyor and crushing and screening all-in-one that arrange in proper order along the direction of powder transmission, the granulator include the casing, set up in the pan feeding pipe on casing top, set up in the double-fluid spray gun of pan feeding pipe below with set up in the granulation dish group of double-fluid spray gun below, wherein, the double-fluid spray gun includes compressed air pipe and granulation auxiliary pipe, still can let in the atomized water in the granulation auxiliary pipe, granulation dish group includes the tertiary granulation dish of arranging in proper order under the upper band, and tertiary granulation dish includes the first order granulation dish, second order granulation dish and the tertiary granulation dish that rotate the setting in proper order under to, first order granulation dish, Second level granulation dish and third level granulation dish all include the disk body and the rotation motor of being connected with disk body center, the disk body rotation of first level granulator sets up in the casing bottom, the one end of discharging pipe is connected to the disk body lateral part of first level granulation dish, the other end of discharging pipe is located the top at the disk body center of second level granulation dish, equally, the one end of discharging pipe is connected to the disk body lateral part of second level granulation dish, the other end of discharging pipe is located the top at the disk body center of third level granulation dish, the disk body lateral part of third level granulation dish is through discharging pipe and fluidization drying bed intercommunication.

Preferably, the fluidized drying bed is further communicated with a bag type dust collector, the fluidized drying bed comprises a bed body and a supporting seat fixed at the bottom end of the bed body through a damping spring, a drying section and a cooling section which are sequentially arranged along the powder conveying direction are arranged in the bed body, the drying section is communicated with a hot air fan, and the cooling section is communicated with a cold air fan.

The working principle is as follows:

the powder material after homogenization is lifted by a hopper lifter and then enters a dry powder accelerating tube to accelerate, the dry powder after accelerated motion collides with a three-layer disperser fixed on a feeding tube to decelerate and then disperses, so that the dry powder is uniformly distributed in a shell of a granulator, atomized water or granulation auxiliary agent sprayed by a double-fluid spray gun flows with the dry powder falling from the upper part in a cross collision way, a mother core is formed and sequentially falls on a first-stage granulation disc, a second-stage granulation disc and a third-stage granulation disc to be rounded, the sphericity and the strength of granules are enhanced, and then the powder material is dried by a fluidized drying bed and then is crushed and sieved again to enter the next procedure.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a die mould powder prilling granulator for ceramic tile dry process powder process technology which characterized in that: the granulator comprises a shell, a feeding pipe arranged at the top end of the shell, a double-fluid spray gun arranged below the feeding pipe and a granulating disc group arranged below the double-fluid spray gun, wherein the granulating disc group comprises three-stage granulating discs arranged sequentially from top to bottom.

2. The pressed powder granulating device for the dry process pulverizing process of ceramic tiles as claimed in claim 1, which is characterized in that: the fluidized drying bed comprises a bed body and a supporting seat fixed at the bottom end of the bed body through a damping spring, a drying section and a cooling section which are sequentially arranged along the powder conveying direction are arranged in the bed body, the drying section is communicated with a hot air fan, and the cooling section is communicated with a cold air fan.

3. The pressed powder granulating device for the dry process pulverizing process of ceramic tiles as claimed in claim 1, which is characterized in that: one end of the dry powder accelerating tube is connected with the Roots blower, the other end of the dry powder accelerating tube is communicated with the side part of the feeding tube, and one end of the dry powder accelerating tube, which is close to the Roots blower, is communicated with the bucket elevator through a rotary feeder.

4. The pressed powder granulating device for the dry process pulverizing process of ceramic tiles as claimed in claim 3, characterized in that: the feeding pipe is provided with a three-layer disperser, the three-layer disperser comprises a dispersing motor fixed at the top end of the feeding pipe, an output shaft of the dispersing motor penetrates into the outer side of one end of the feeding pipe and is fixedly provided with three layers of dispersing blades, and the lengths of the three layers of dispersing blades are sequentially reduced from top to bottom.

5. The pressed powder granulating device for the dry process pulverizing process of ceramic tiles as claimed in claim 1, which is characterized in that: the two-fluid spray gun comprises a compressed air pipe and a granulation auxiliary agent pipe.

6. The pressed powder granulating device for the dry process pulverizing process of ceramic tiles as claimed in claim 1, which is characterized in that: the fluidized drying bed is also communicated with a bag type dust collector.