Anti-sticking aluminum hydroxide powder drying equipment

Abstract

The utility model discloses anti-sticking aluminum hydroxide powder drying equipment, relates to the technical field of aluminum hydroxide powder drying equipment, and aims to solve the problems that materials are adhered to the inner wall of a roller due to overhigh water content of the materials when the existing drying equipment treats the materials with higher water content, the drying machine needs to be frequently shut down for cleaning, the production efficiency is reduced, and the production cost is reduced. The drying equipment comprises a roller dryer and a preheating mechanism, the roller dryer is provided with a feeding barrel cover, a material receiving mechanism arranged between the preheating mechanism and the feeding barrel cover, and the conveying belt and the heating box are arranged in the preheating mechanism. According to the roller dryer, the materials are preheated before being input into the roller dryer, the initial water content of the materials is remarkably reduced, the internal adhesion risk of the inner roller is reduced, the internal manual cleaning frequency is reduced, the manual maintenance cost is reduced, and the materials adhered to the conveying belt are collected through the arranged scraping plate and conveyed into the roller dryer through the feeding roller cover.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium hydroxide powder drying equipment technical field, especially in kind of anti -sticky aluminium hydroxide powder drying equipment. BACKGROUND

[0002] Aluminium hydroxide powder as an important inorganic chemical raw material, is widely used in ceramics, electronic industrial filler, flame retardant etc. field, the existing aluminium hydroxide powder drying equipment when handling the material with higher water content, the water content of material is too high and causes the material to adhere to the inner wall of the drum, and the dryer needs to be frequently stopped for cleaning, which reduces the production efficiency, and the adhered material may affect the heat transfer efficiency, resulting in a decrease in the drying effect of the drying equipment.

[0003] Therefore, the present application provides a kind of anti -sticky aluminium hydroxide powder drying equipment to meet the needs. UTILITY MODEL CONTENT

[0004] The purpose of the present application is to provide a kind of anti -sticky aluminium hydroxide powder drying equipment, to solve the existing aluminium hydroxide powder drying equipment when handling the material with higher water content, it is easy to cause the material to adhere to the inner wall of the drum due to uneven water evaporation, and the dryer needs to be frequently stopped for cleaning, which reduces the production efficiency, and the adhered material may affect the heat transfer efficiency, resulting in a decrease in the drying effect of the drying equipment.

[0005] To achieve the above object, the present application provides the following technical scheme: a kind of anti -sticky aluminium hydroxide powder drying equipment, including drum dryer, drive motor and feed cylinder cover, drum dryer is fixed on base, base is connected with the controller for controlling drum dryer, feed cylinder cover is equipped with feed inlet and discharge port, feed cylinder cover is installed on drum dryer, drum dryer still includes outer cylinder and inner cylinder, base still is equipped with transmission wheel for assisting the rotation of inner cylinder, transmission wheel is equipped with multiple groups, drive motor drives inner cylinder to rotate in outer cylinder by transmission wheel, the top of drum dryer is equipped with preheating mechanism, drum dryer and preheating mechanism still are equipped with the bracket for fixing preheating mechanism;Preheating mechanism still includes conveying belt and heating box, heating box is arranged above conveying belt, the left and right sides of conveying belt are equipped with side plate, heating box is fixed on side plate, bracket is still equipped with the feeding motor for driving conveying belt;Preheating mechanism and feed cylinder cover are equipped with material receiving mechanism, bracket is still equipped with reset mechanism for being connected with material receiving mechanism, so that the material is preheated before entering drum dryer, reduces its water content, avoids adhering to the inner wall of inner cylinder.

[0006] Preferably, the front and rear ends of the conveying belt are provided with transmission shafts, the transmission shafts are installed on the side plates through bearing seats, and the transmission shaft at the rear end of the conveying belt is connected with the feeding motor, so that the equipment is more convenient for feeding.

[0007] Preferably, the length of the heating box is less than the length of the conveying belt, and the heating box is arranged above the front section of the feeding motor.

[0008] Preferably, the material receiving mechanism further comprises a folding plate for guiding the material and a scraper for cleaning the bottom of the conveying belt, the folding plate is connected to the heating box through the feeding cylinder cover, one end of the scraper is hinged to the feeding cylinder cover, and the other end of the scraper is connected to the support through a reset mechanism, so that the device can recycle the material adhered to the conveying belt.

[0009] Preferably, the reset mechanism further comprises a connecting rod and a sliding block, one end of the connecting rod is hinged to the scraper, the other end of the connecting rod is hinged to the sliding block, a guide groove for sliding of the sliding block is arranged on the support, and a spring telescopic rod is arranged in the guide groove.

[0010] Preferably, the fixed end of the spring telescopic rod is connected to the rear end inner wall of the guide groove, and the output end of the spring telescopic rod is connected to the sliding block.

[0011] In summary, the technical effects and advantages of the present application are as follows:

[0012] In the present application, the preheating mechanism and the heating box in the preheating mechanism are arranged, so that the material is passed from below the heating box by the conveying belt before being input into the drum dryer, the material is preheated, the initial moisture content of the material is significantly reduced, the risk of internal adhesion of the inner cylinder is reduced, the inner cylinder does not need to be cleaned frequently, and the labor maintenance cost is reduced.

[0013] In the present application, the material on the conveying belt can be conveniently input into the drum dryer through the feeding cylinder cover by the folding plate in the material receiving mechanism, and the adhered material on the conveying belt is collected and conveyed into the drum dryer through the feeding cylinder cover by the scraper, so that the material recovery rate is improved, and waste caused by residual conveying belt is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0015] Figure 1 is a structural schematic view of the present application;

[0016] Figure 2 is a structural schematic view of the preheating mechanism of the present application;

[0017] Figure 3 is a structural schematic view of the material receiving mechanism of the present application;

[0018] Figure 4 The enlarged view of A in the utility model.

[0019] In the figure: 1, base; 2, roller dryer; 3, driving motor; 4, transmission wheel; 5, controller; 6, feeding cylinder cover; 7, support; 8, preheating mechanism; 9, feeding motor; 10, conveying belt; 11, heating box; 12, material receiving mechanism; 13, folding plate; 14, scraper; 15, connecting rod; 16, sliding block; 17, spring telescopic rod; 18, guide groove. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model. EMBODIMENT

[0021] REFERENCE Figures 1-4 The utility model discloses a kind of anti-sticking aluminium hydroxide powder drying equipment shown in the drawing, including roller dryer 2 and driving motor 3, the lower portion of roller dryer 2 is equipped with base 1, base 1 is equipped with controller 5 for controlling roller dryer 2, to make the input and output of equipment more convenient and fast, roller dryer 2 still connects with feeding cylinder cover 6, roller dryer 2 also includes inner cylinder and outer cylinder, the sidewall of the front and rear ends of base 1 is equipped with transmission wheel 4 corresponding with the position of inner cylinder, driving motor 3 drives the inner cylinder of roller dryer 2 to rotate in outer cylinder by transmission wheel 4, to avoid that material is adhered to the inner wall of inner cylinder when being dried in roller dryer 2 due to high moisture content of material, the upper portion of roller dryer 2 is equipped with preheating mechanism 8 for preheating material in advance, roller dryer 2 and preheating mechanism 8 are equipped with support 7 for fixing preheating mechanism 8, preheating mechanism 8 includes conveying belt 10 and heating box 11, the two sides of conveying belt 10 are equipped with side plate for fixing heating box 11, the length of heating box 11 is less than the length of conveying belt 10, heating box 11 is arranged at the upper portion of the front section of conveying belt 10, so that material is more convenient to input into preheating mechanism 8, while material is preheated under the action of heating box 11, reduce the moisture content inside material, support 7 is equipped with feeding motor 9 for driving conveying belt 10, the front and rear ends in conveying belt 10 are equipped with transmission shaft, and the two ends of rotating shaft are installed on the side plate on its two sides through bearing seat, and one group of transmission shaft is connected with feeding motor 9 by passing through side plate, so that material can be conveniently forwarded.

[0022] As an embodiment in the embodiment, in order to facilitate the material conveying from the preheating mechanism 8 to the drum dryer 2, the feeding cylinder cover 6 and the preheating mechanism 8 are further provided with a material receiving mechanism 12, the material receiving mechanism 12 further comprises a folding plate 13 for guiding the material and a scraper 14 for cleaning the bottom of the conveying belt 10, the feeding cylinder cover 6 is connected with the heating box body 11 through the folding plate 13, and the feeding cylinder cover 6 is hinged with one end of the scraper 14, the other end of the scraper 14 is connected with a reset mechanism arranged on the support 7, in order to improve the cleaning effect of the scraper 14 on the bottom of the conveying belt 10, the reset mechanism further comprises a connecting rod 15 and a sliding block 16, one end of the connecting rod 15 is hinged with the scraper 14, the other end of the connecting rod 15 is hinged with the sliding block 16, the support 7 is further provided with a guide groove 18 for sliding of the sliding block 16, a spring telescopic rod 17 is connected with the inner wall of the rear end of the guide groove 18, the other end of the spring telescopic rod 17 is connected with the sliding block 16, so that the scraper 14 is more closely combined with the bottom of the conveying belt 10, and the possibility of interference between the scraper 14 and the pattern on the conveying belt 10 is reduced, thereby avoiding the problem that the conveying belt 10 is stuck due to the contact between the adhered material and the scraper 14.

[0023] The utility model works as follows: in use, first, start the drum dryer 2, and simultaneously start the driving motor 3 to make the inner cylinder of the drum dryer 2 start to rotate, then start the feeding motor 9 and the heating box 11 in the preheating mechanism 8, and then the staff can put the material on the conveying belt 10 of the preheating mechanism 8, the feeding motor 9 drives the conveying belt 10 to forwardly convey the material through the transmission shaft, the material is preliminarily preheated when passing below the heating box 11 to reduce the water content inside, avoid the problem that the material in the drum dryer 2 is adhered due to too high water content, the conveying belt 10 carries the material to be preheated below the heating box 11, then the conveying belt 10 conveys the material to the material receiving mechanism 12, the material is guided to the feeding cylinder cover 6 through the folding plate 13 in the material receiving mechanism 12, and is conveyed to the inner cylinder of the drum dryer 2 through the feeding cylinder cover 6 to be dried, the material adhered on the conveying belt 10 is scraped off by the scraper 14 when passing through the scraper 14, and falls on the scraper 14, and falls into the feeding cylinder cover 6 under the action of gravity, and then enters the drum dryer 2 to be dried, the scraper 14 is more closely combined with the bottom of the conveying belt 10 under the action of the reset mechanism, the possibility of interference between the scraper 14 and the pattern on the conveying belt 10 is reduced, and the scraper 14 and the pattern on the conveying belt 10 are slightly vibrated when being rubbed, so that the material is more convenient to enter the feeding cylinder cover 6, after the drying process of the material is completed, the driving motor 3 is started in reverse direction to control the inner cylinder of the drum dryer 2 to rotate in reverse direction, the material processed in the inner cylinder enters the feeding cylinder cover 6, is output below the feeding cylinder cover 6, and the drying process of the material is completed.

[0024] The electromechanical connection is a common means adopted by the person skilled in the art, and can be obtained through limited tests and belongs to the commonly known knowledge.

[0025] Components not described in detail herein are prior art.

[0026] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement etc. that is made within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. An anti-sticking aluminum hydroxide powder drying equipment, comprising a roller dryer (2), a driving motor (3) and a feeding cylinder cover (6), the roller dryer (2) is fixed on a base (1), the base (1) is connected with a controller (5) for controlling the roller dryer (2), the feeding cylinder cover (6) is provided with a feeding port and a discharging port, the feeding cylinder cover (6) is installed on the roller dryer (2), the roller dryer (2) further comprises an outer cylinder and an inner cylinder, the base (1) is further provided with a transmission wheel (4) for assisting the rotation of the inner cylinder, the transmission wheel (4) is provided in multiple groups, the driving motor (3) drives the inner cylinder to rotate in the outer cylinder through the transmission wheel (4), characterized in that: The upper part of the roller dryer (2) is provided with a preheating mechanism (8), and a support (7) for fixing the preheating mechanism (8) is arranged between the roller dryer (2) and the preheating mechanism (8). ​ The preheating mechanism (8) further comprises a conveying belt (10) and a heating box (11), the heating box (11) is arranged above the conveying belt (10), side plates are arranged on the left and right sides of the conveying belt (10), the heating box (11) is fixed on the side plates, and a feeding motor (9) for driving the conveying belt (10) is further arranged on the support (7). The preheating mechanism (8) and the feeding cylinder cover (6) are provided with a material receiving mechanism (12), and the support (7) is further provided with a reset mechanism connected with the material receiving mechanism (12).

2. The anti-sticking aluminum hydroxide powder drying apparatus according to claim 1, characterized by: The conveying belt (10) is provided with transmission shafts at the front and rear ends, the transmission shafts are installed on the side plates through bearing seats, and the transmission shaft at the rear end of the conveying belt (10) is connected with the feeding motor (9).

3. The anti-sticking aluminum hydroxide powder drying apparatus according to claim 2, characterized by: The length of the heating box (11) is less than the length of the conveying belt (10), and the heating box (11) is arranged above the front section of the feeding motor (9).

4. The anti-sticking aluminum hydroxide powder drying apparatus according to claim 1, characterized in that: The material receiving mechanism (12) further comprises a folding plate (13) for guiding materials and a scraper (14) for cleaning the bottom of the conveying belt (10), the feeding cylinder cover (6) is connected with the heating box (11) through the folding plate (13), one end of the scraper (14) is hinged with the feeding cylinder cover (6), and the other end of the scraper (14) is connected with the support (7) through the reset mechanism.

5. The anti-sticking aluminum hydroxide powder drying apparatus according to claim 4, characterized by: The reset mechanism further comprises a connecting rod (15) and a sliding block (16), one end of the connecting rod (15) is hinged with the scraper (14), the other end of the connecting rod (15) is hinged with the sliding block (16), a guide groove (18) for sliding of the sliding block (16) is formed in the support (7), and a spring telescopic rod (17) is arranged in the guide groove (18).

6. The anti-sticking aluminum hydroxide powder drying apparatus according to claim 5, characterized by: The fixed end of the spring telescopic rod (17) is connected with the inner wall at the rear end of the guide groove (18), and the output end of the spring telescopic rod (17) is connected with the sliding block (16).

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