CN216694439U

CN216694439U - Roller kiln for roasting nano zinc oxide

Info

Publication number: CN216694439U
Application number: CN202123081269.1U
Authority: CN
Inventors: 王东; 石磊; 白金聪
Original assignee: Jiyuan Lutai Nano Material Co ltd
Current assignee: Jiyuan Lutai Nano Material Co ltd
Priority date: 2021-12-09
Filing date: 2021-12-09
Publication date: 2022-06-07
Anticipated expiration: 2031-12-09

Abstract

The utility model relates to the field of nano zinc oxide production equipment, in particular to a roller kiln for roasting nano zinc oxide, which comprises a roller kiln body, wherein two ends of the roller kiln body are respectively provided with an inlet and an outlet, longitudinal conveying rollers are respectively arranged at the inlet and the outlet of the roller kiln body, a transverse conveying roller is arranged between the longitudinal conveying rollers, the middle part of the transverse conveying roller is provided with a discharging unit and a feeding unit along the conveying direction, the discharging unit comprises a stand column, a vertically extending rotating shaft is rotatably arranged on the stand column, a rotating mechanism is arranged between the rotating shaft and the stand column, a cross beam is horizontally arranged on the rotating shaft, the lower end of the cross beam is provided with a lifting mechanism, the lower end of the cross beam is rotatably provided with a horizontally extending connecting shaft, an electromagnet is arranged on the connecting shaft, the feeding unit comprises a supporting frame, the upper end of the supporting frame is provided with a hopper, and a spiral conveyor horizontally extending above the transverse conveying roller is arranged below the hopper, has the advantages of high automation degree and low labor intensity.

Description

Roller kiln for roasting nano zinc oxide

Technical Field

The utility model relates to the field of nano zinc oxide production equipment, in particular to a roller kiln for roasting nano zinc oxide.

Background

The nano zinc oxide is a multifunctional novel inorganic material, the particle size of the nano zinc oxide is about 1-100 nanometers, and due to the miniaturization of crystal grains, the surface electronic structure and the crystal structure of the nano zinc oxide are changed, so that the characteristics of surface effect, volume effect, quantum size effect, macroscopic tunnel effect, high transparency, high dispersibility and the like which are not possessed by macroscopic objects are generated. In recent years, the nano zinc oxide roasting roller kiln has many special functions in the aspects of catalysis, optics, magnetism, mechanics and the like, so that the nano zinc oxide roasting roller kiln has important application values in many fields of ceramics, chemical engineering, electronics, optics, biology, medicine and the like, a roller kiln is required to be used in the production of nano zinc oxide, the roller kiln is a continuous-firing kiln, a rotating roller is used as a tunnel kiln of a green body carrying tool, the existing roller kiln still uses manpower to load or unload materials at an entrance, the automation degree is low, the labor intensity of personnel is high, and therefore, the development of the roller kiln for roasting the nano zinc oxide with a loading and unloading mechanism is particularly necessary.

Disclosure of Invention

The utility model aims to provide a roller kiln for roasting nano zinc oxide, which has the advantages of high automation degree and low labor intensity.

The technical scheme is as follows:

a roller kiln for roasting nano zinc oxide comprises a roller kiln body, wherein both ends of the roller kiln body are respectively provided with an inlet and an outlet, longitudinal conveying rollers are respectively arranged at the inlet and the outlet of the roller kiln body, transverse conveying rollers are arranged between the longitudinal conveying rollers, a plurality of iron trays with openings at the upper ends are uniformly placed on the transverse conveying rollers, the middle part of each transverse conveying roller is provided with a discharging unit and a feeding unit along the conveying direction, each discharging unit comprises a stand column, a vertically extending rotating shaft is rotatably arranged on each stand column, a rotating mechanism is arranged between each rotating shaft and the stand column, a cross beam is horizontally arranged on each rotating shaft, a lifting mechanism is arranged at the lower end of each cross beam, a mounting plate is arranged at the lower end of each lifting mechanism, a horizontally extending connecting shaft is rotatably arranged at the lower end of each mounting plate, a steering motor connected with the connecting shaft is arranged on each mounting plate, an electromagnet is arranged on each connecting shaft,

the feeding unit comprises a support frame, a hopper is arranged at the upper end of the support frame, a spiral conveyor horizontally extending to the position above the transverse conveying rollers is arranged below the hopper, and a trigger switch connected with the spiral conveyor is arranged on the transverse conveying rollers below the spiral conveyor.

Preferably, the rotating mechanism comprises an outer gear ring which is fixedly arranged on the outer side of the rotating shaft and coaxially extends with the rotating shaft, the upright post is provided with a driving mechanism, and the driving mechanism is connected with a gear which is meshed with the outer gear ring.

Preferably, elevating system include the electric putter of vertical extension, the electric putter side all is provided with the guiding axle parallel with electric putter, set up a plurality of respectively with each guiding axle sliding connection's through-hole on the crossbeam.

Preferably, the trigger switch comprises an infrared transmitter and an infrared receiver which are respectively arranged at two sides of the transverse conveying roller.

Preferably, a linear sliding bearing is arranged between the guide shaft and the corresponding through hole.

Compared with the prior art, the beneficial effects are that:

according to the utility model, the iron tray is adsorbed by the electromagnet, the rotating mechanism, the steering motor and the lifting mechanism are utilized to realize the blanking of the tray, the iron tray shields the infrared rays emitted by the infrared emitter during blanking, and the infrared receiver triggers the screw conveyor when the infrared receiver cannot receive the infrared rays, so that the nano zinc oxide in the hopper is conveyed into the iron tray, the automation degree is high, and the labor force is liberated.

Drawings

FIG. 1 is a schematic structural diagram of a roller kiln for roasting nano zinc oxide in a top view,

FIG. 2 is a schematic structural diagram of the rear side of the roller kiln for roasting nano zinc oxide,

FIG. 3 is a schematic structural diagram of the front side of the roller kiln for roasting nano zinc oxide,

figure 4 is a schematic view of the structure at a in figure 2,

figure 5 is a schematic diagram of the structure at B in figure 3,

in the figure: 1. the roller kiln comprises a roller kiln body, 2, longitudinal conveying rollers, 3, transverse conveying rollers, 4, a blanking unit, 401, upright columns, 402, rotating shafts, 403, a cross beam, 5, a feeding unit, 6, gears, 7, a driving mechanism, 8, an electric push rod, 9, a guide shaft, 10, an installation plate, 11, a steering motor, 12, electromagnets, 13, a support frame, 14, a hopper, 15, a spiral conveyor, 16 and an outer gear ring.

Detailed Description

The utility model will be further described with reference to specific embodiments, as shown in fig. 1 to 5: a roller kiln for roasting nano zinc oxide comprises a roller kiln body 1, wherein an inlet and an outlet are respectively arranged at two ends of the roller kiln body 1, longitudinal conveying rollers 2 are respectively arranged at the inlet and the outlet of the roller kiln body 1, transverse conveying rollers 3 are arranged between the longitudinal conveying rollers 2, a plurality of iron trays with open upper ends are uniformly arranged on the transverse conveying rollers 3, a discharging unit 4 and a feeding unit 5 are arranged in the middle of each transverse conveying roller 3 along the conveying direction,

the blanking unit 4 comprises a vertical column 401, a vertically extending rotating shaft 402 is rotatably arranged on the vertical column 401, a rotating mechanism is arranged between the rotating shaft 402 and the vertical column 401, the rotating mechanism comprises an outer gear ring 16 which is fixedly arranged on the outer side of the rotating shaft 402 and coaxially extends with the rotating shaft 402, a driving mechanism 7 is arranged on the vertical column 401, the driving mechanism 7 is connected with a gear 6 which is meshed with the outer gear ring 16, the rotating mechanism drives the rotating shaft 402 to rotate, a cross beam 403 is horizontally arranged on the rotating shaft 402, a lifting mechanism is arranged at the lower end of the cross beam 403, the lifting mechanism comprises a vertically extending electric push rod 8, guide shafts 9 which are parallel to the electric push rod 8 are arranged on the side surfaces of the electric push rod 8, a plurality of through holes which are respectively in sliding connection with the guide shafts 9 are arranged on the cross beam 403, a mounting plate 10 is arranged at the lower end of the lifting mechanism, the lifting mechanism is more stable due to the matching of the guide shafts 9 and the through holes, and linear sliding bearings are arranged between the guide shafts 9 and the corresponding through holes, the linear sliding bearing enables the guide shaft 9 to slide more smoothly;

the lower end of the mounting plate 10 is rotatably provided with a horizontally extending connecting shaft, the mounting plate 10 is provided with a steering motor 11 connected with the connecting shaft, the connecting shaft is provided with an electromagnet 12, the electromagnet 12 is used for adsorbing an iron tray, the steering motor 11 drives the connecting shaft to rotate so as to drive the electromagnet 12 to rotate,

feeding unit 5 includes support frame 13, support frame 13 upper end is provided with

hopper

14, 14 below of hopper is provided with the screw conveyer 15 that the level extends to 3 tops of horizontal conveying roller, be provided with the trigger switch who is connected with screw conveyer 15 on the horizontal conveying roller 3 of screw conveyer 15 below, trigger switch is including setting up infrared emitter and the infrared receiver in 3 both sides of horizontal conveying roller respectively, shelter from the infrared ray that infrared emitter sent when the iron tray, infrared receiver does not accept when the infrared ray, trigger screw conveyer 15, thereby carry the iron tray with the nanometer zinc oxide in the hopper 14 in.

The specific working process is as follows: when the blanking is needed, the lifting mechanism is controlled to descend, the electromagnet 12 is started, when the iron tray is contacted with the electromagnet 12, the electromagnet is adsorbed, the lifting mechanism is controlled to ascend, so that the iron tray is lifted, the rotating mechanism drives the rotating shaft 402 to rotate, the iron tray is rotated to the outer side of the transverse conveying roller 3, the rotating motor drives the connecting shaft to rotate, so that the iron tray is inclined, the nano zinc oxide is poured out, the iron tray is placed on the transverse conveying roller 3 again after the blanking is finished,

during feeding, when the iron tray shields the infrared rays emitted by the infrared emitter, and the infrared receiver cannot receive the infrared rays, the spiral conveyor 15 is triggered, so that the nano zinc oxide in the hopper 14 is conveyed into the iron tray.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. A roller kiln for roasting nano zinc oxide is characterized in that: the roller kiln comprises a roller kiln body (1), wherein an inlet and an outlet are respectively arranged at two ends of the roller kiln body (1), a plurality of iron trays with upper end openings are uniformly placed on the transverse conveying rollers (3), longitudinal conveying rollers (2) are respectively arranged at the inlet and the outlet of the roller kiln body (1), transverse conveying rollers (3) are arranged between the longitudinal conveying rollers (2), a discharging unit (4) and a feeding unit (5) are arranged in the middle of the transverse conveying rollers (3) along the conveying direction, the discharging unit (4) comprises a stand column (401), a vertically extending rotating shaft (402) is rotatably arranged on the stand column (401), a rotating mechanism is arranged between the rotating shaft (402) and the stand column (401), a cross beam (403) is horizontally arranged on the rotating shaft (402), a lifting mechanism is arranged at the lower end of the cross beam (403), a mounting plate (10) is arranged at the lower end of the lifting mechanism, a horizontally extending connecting shaft is rotatably arranged at the lower end of the mounting plate (10), a steering motor (11) connected with the connecting shaft is arranged on the mounting plate (10), an electromagnet (12) is arranged on the connecting shaft,

the feeding unit (5) comprises a supporting frame (13), a hopper (14) is arranged at the upper end of the supporting frame (13), a spiral conveyor (15) horizontally extending to the position above the transverse conveying rollers (3) is arranged below the hopper (14), and a trigger switch connected with the spiral conveyor (15) is arranged on the transverse conveying rollers (3) below the spiral conveyor (15).

2. The roller kiln for roasting nano zinc oxide as claimed in claim 1, characterized in that: the rotating mechanism comprises an outer gear ring (16) which is fixedly arranged on the outer side of the rotating shaft (402) and coaxially extends with the rotating shaft (402), a driving mechanism (7) is arranged on the upright post (401), and the driving mechanism (7) is connected with a gear (6) meshed with the outer gear ring (16).

3. The roller kiln for roasting nano zinc oxide as claimed in claim 1, characterized in that: elevating system include vertical extension's electric putter (8), electric putter (8) side all is provided with guiding axle (9) parallel with electric putter (8), set up a plurality of through-holes with each guiding axle (9) sliding connection respectively on crossbeam (403).

4. The roller kiln for roasting nano zinc oxide as claimed in claim 1, characterized in that: the trigger switch comprises an infrared transmitter and an infrared receiver which are respectively arranged on two sides of the transverse conveying roller (3).

5. The roller kiln for roasting nano zinc oxide as claimed in claim 3, characterized in that: and a linear sliding bearing is arranged between the guide shaft (9) and the corresponding through hole.