Alumina powder blanking anti-blocking device for corundum production line

Abstract

The utility model relates to the technical field of corundum production, and provides a corundum production line alumina powder blanking anti-blocking device which comprises a shell, a rotating pipe is arranged at the top of the shell, the bottom of the rotating pipe penetrates into an inner cavity of the shell and is communicated with a stirring pipe, and the left side of the top of the shell is fixedly connected with a driving mechanism. The heating mechanism can be matched with the draught fan, the rotating pipe and the stirring pipe, external air can be heated and then evenly conveyed into the shell, alumina powder is dried through hot air flow, water adsorbed on the surface of the powder is heated and evaporated, and the drying effect of the alumina powder is improved. Meanwhile, the rotating stirring pipe drives the crushing blades to continuously turn over the powder, heat dissipated by the stirring pipe heats the aluminum oxide powder, meanwhile, the contact area between the powder and hot air flow is increased, moisture discharge is accelerated, the rotating shaft drives the crushing blades to crush cakes, and the crushing efficiency is improved. And adhesion and accumulation of the powder in the conveying process due to too high humidity are avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to corundum production technical field especially relates to a corundum production line alumina powder unloading anti -blocking device. BACKGROUND

[0002] Corundum production is with alumina as main raw material, through the electric smelting or sintering process high hardness alumina product process, need through pretreatment ensure purity and granularity even, production core is high temperature smelting or calcination, through control temperature and additive realizes alumina crystallization conversion, after crushing, grinding and other processes obtain different granularity product, and in the generation process of corundum needs to use unloading device to the conveying of alumina powder.

[0003] The utility model discloses a corundum production line alumina powder unloading anti -blocking device discloses patent publication number CN222833379U, including the hopper, the lower portion of the hopper is provided with anti -blocking subassembly, the upper portion of the hopper is provided with dustproof subassembly, anti -blocking subassembly, the anti -blocking subassembly includes servo motor, the output end of servo motor is connected with drive rod, the outer wall of drive rod is connected with drive roller, the outer wall of drive roller is provided with rubber ring, the one end away from servo motor of drive rod is provided with No. Gear, the unloading device of this utility model is through the setting of anti -blocking subassembly, and the rubber ring relatively rotates and crushes the alumina powder that groups, avoids the alumina powder that groups and blocks the lower portion of hopper, does not need the worker to handle the problem of jam, reduces the labor intensity, through the setting of dustproof subassembly, and the baffle can block the alumina powder and drift away, reduces the pollution to the working environment, does not need additional motor to control the baffle, saves the cost.

[0004] In the above technical scheme, although the alumina powder can be extruded and crushed during the unloading process to prevent clogging caused by clumping, it does not have a drying function. The alumina powder is prone to absorb moisture from the environment during storage and transportation. When the humidity of the powder increases, the extrusion between the two drive rollers and the rubber ring will cause the hygroscopic powder to bond into a dense sheet-like structure. These sheet-like materials are prone to stick to each other and gradually accumulate in the subsequent conveying pipeline, eventually causing the unloading port or pipeline to be blocked, which seriously affects the production continuity and is not conducive to use. Utility model content

[0005] Therefore, the utility model provides a corundum production line alumina powder unloading anti -blocking device, can dry processing to the alumina powder, make its absorbed moisture be discharged, avoid the alumina powder to appear clumping in the conveying process, improve its anti -blocking effect.

[0006] The technical scheme of the utility model is implemented as follows: the utility model provides a corundum production line alumina powder blanking anti -blocking device, including the casing, the top of casing is provided with the rotary pipe, the bottom of rotary pipe is through to the inner chamber of casing and is connected with stirring pipe, the left side fixed connection of casing top has the drive mechanism, the right side fixed connection of casing has the heating mechanism, the top of heating mechanism is connected with the fan, the air outlet of fan left side is connected with rotary pipe through the swivel joint, the top of inner chamber of casing is provided with the ring filter screen, the top of ring filter screen is through to the outside of casing, the bottom of stirring pipe is fixedly connected with the rotating shaft, the surface of rotating shaft is fixedly connected with the pulverization paddle.

[0007] Further preferably, the drive mechanism includes a drive motor, the bottom of the drive motor is fixedly connected with the casing, the top of the output end of the drive motor is fixedly connected with a driving gear, the right side of the driving gear is engaged with a driven gear ring, the inner wall of the driven gear ring is fixedly connected with the surface of the rotary pipe.

[0008] Further preferably, the heating mechanism includes a heating shell, the left side of the heating shell is fixedly connected with the casing, the top and the bottom between the two sides of the inner chamber of the heating shell are fixedly connected with a heating pipe and a filter core respectively, the top of the heating shell is communicated with the air inlet of the fan.

[0009] Further preferably, the bottom of the casing is communicated with a discharge pipe, the surface of the discharge pipe is mounted with a control valve.

[0010] Further preferably, the left side of the casing is communicated with a feeding pipe, the surface of the rotary pipe is movably connected with the casing through a bearing.

[0011] Further preferably, the surface of the rotary pipe and located in the inner chamber of the casing is fixedly connected with a cleaning scraper, the top of the cleaning scraper is attached to the bottom of the ring filter screen.

[0012] Further preferably, the bottom of the stirring pipe is provided with an exhaust opening, the front side of the casing is provided with a peep window.

[0013] The corundum production line alumina powder blanking anti-blocking device of the utility model has the following beneficial effects compared with the prior art:

[0014] (1) By setting the heating mechanism can be with the fan, rotating tube, stirring tube cooperation, can be heated to the outside air uniform delivery to the inside of the shell, using hot air flow to the alumina powder drying treatment, the moisture on the surface of the powder evaporation, while the rotating stirring tube driven by the paddle to the powder continuously turning, stirring tube heat to the alumina powder, while increasing the contact area of the powder and hot air flow, speed up the moisture discharge, rotating shaft driven by the paddle to the agglomerates broken, avoid due to high humidity caused by the powder in the process of conveying adhesion accumulation, solved the hygroscopic alumina powder extrusion crushing after easy to form sheet structure problem, improve the anti-blocking effect;

[0015] (2) By setting the driving mechanism can be with the rotating tube and cleaning scraper cooperation, in the driving stirring tube rotation at the same time driven by the cleaning scraper to the annular filter screen bottom real-time scraping, prevent the alumina powder in the filter screen surface agglomeration influence exhaust efficiency, while the centrifugal force generated by the crushing paddle in the rotating process can be thrown to the powder in the shell inner wall, using the impact effect further loose powder mass, realize drying, broken, continuous operation of the discharge, not only avoid the labor intensity of artificial cleaning blockage, but also ensure the smooth feeding, improve the running stability of the production line. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is the front view of the present application;

[0018] Figure 2 It is the sectional view of the present application;

[0019] Figure 3 It is the heating shell sectional view of the present application;

[0020] Figure 4 It is the rotating tube and stirring tube sectional view of the present application.

[0021] Among them: 1, the shell; 2, rotating tube; 3, stirring tube; 4, driving mechanism; 5, heating mechanism; 6, fan; 7, rotating joint; 8, annular filter screen; 9, rotating shaft; 10, crushing paddle; 41, driving motor; 42, driving gear; 43, driven gear; 51, heating shell; 52, heating tube; 53, filter core; 11, discharge pipe; 12, control valve; 13, feed pipe; 14, cleaning scraper. DETAILED DESCRIPTION

[0022] The technical solutions in the utility model will be clearly and completely described below in combination with the specific embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] As shown in Figures 1-4 The utility model discloses a corundum production line alumina powder unloading anti -blocking device, including the casing 1, the top of casing 1 is provided with the rotary tube 2, the bottom of rotary tube 2 is through to the inner chamber of casing 1 and is connected with stirring pipe 3, the left side of casing 1 top is fixedly connected with drive mechanism 4, the right side of casing 1 is fixedly connected with heating mechanism 5, the top of heating mechanism 5 is connected with fan 6, the air outlet of fan 6 left side is communicated with rotary tube 2 through swivel joint 7, the top of the inner chamber of casing 1 is provided with annular filter screen 8, the top of annular filter screen 8 is through to the outside of casing 1, the bottom of stirring pipe 3 is fixedly connected with the rotary shaft 9, the surface of rotary shaft 9 is fixedly connected with the pulverization paddle 10.

[0024] Through the setting rotary tube 2 can cooperate with drive mechanism 4 control stirring pipe 3 rotates in the inside of casing 1, stirring pipe 3 is used for the alumina powder in the inside of casing 1 is stirred, make it can be heated evenly, heating mechanism 5 can cooperate with fan 6 and swivel joint 7 with hot air flow is delivered to the inside of rotary tube 2 and stirring pipe 3, make stirring pipe 3 can export the heat to the inside of casing 1, by the alumina powder is stirred while heating, the moisture absorbed in its inside is discharged, then hot air flow is discharged to the inside of casing 1 through the exhaust opening of stirring pipe 3 bottom, by hot air flow takes away the moisture, makes it from annular filter screen 8 discharges casing 1, annular filter screen 8 can obstruct raw materials, rotary shaft 9 and pulverization paddle 10 can break the alumina powder that discharges, utilize the pulverization paddle 10 of rotation and make alumina powder whip to the inner wall of casing 1, by impact makes the raw material of block fragmentation.

[0025] As shown in Figure 2 And Figure 3 Drive mechanism 4 includes drive motor 41, and the bottom of the drive motor 41 is fixedly connected with the casing 1. The top of the output end of the drive motor 41 is fixedly connected with a driving gear 42. The right side of the driving gear 42 is engaged with a driven gear ring 43. The inner wall of the driven gear ring 43 is fixedly connected with the surface of the rotary tube 2. The heating mechanism 5 includes a heating shell 51. The left side of the heating shell 51 is fixedly connected with the casing 1. The top and the bottom between the two sides of the inner cavity of the heating shell 51 are respectively fixedly connected with a heating pipe 52 and a filter element 53. The top of the heating shell 51 is communicated with the air inlet of the fan 6.

[0026] The driving motor 41 is arranged to control the rotation of the driving gear 42, the driven gear ring 43 can cooperate with the driving gear 42 to control the rotation of the rotating pipe 2, the heating shell 51 can facilitate the installation and fixation of the filter element 53 and the heating pipe 52, the heating pipe 52 is used for heating air, the filter element 53 can filter dust in the air, and the heating shell 51 and the fan 6 cooperate to deliver hot air flow into the rotating pipe 2.

[0027] As shown in Figure 1 and Figure 2 , the bottom of the shell 1 is communicated with the discharge pipe 11, the surface of the discharge pipe 11 is mounted with the control valve 12, the left side of the shell 1 is communicated with the feeding pipe 13, and the surface of the rotating pipe 2 is movably connected with the shell 1 through the bearing.

[0028] The discharge pipe 11 can discharge the alumina powder stored in the shell 1 to the production line, the control valve 12 is used to control the opening and closing of the discharge pipe 11, the control valve 12 controls the discharge pipe 11 to be in the closed state during the drying treatment of the alumina powder, the feeding pipe 13 facilitates the delivery of alumina powder to the inside of the shell 1, and the bearing can increase the stability of the rotating pipe 2 during rotation.

[0029] As shown in Figure 2 and Figure 4 , the surface of the rotating pipe 2 and located in the inner cavity of the shell 1 is fixedly connected with the cleaning scraper 14, the top of the cleaning scraper 14 is in contact with the bottom of the annular filter screen 8, the bottom of the stirring pipe 3 is provided with an exhaust opening, and the front side of the shell 1 is provided with a peep window.

[0030] The cleaning scraper 14 can cooperate with the rotating pipe 2 to clean the bottom of the annular filter screen 8, and the dust attached to the bottom of the annular filter screen 8 can be scraped off, the exhaust opening can directly discharge the hot air in the stirring pipe 3 to the inside of the shell 1, so that the air in the shell 1 flows quickly, and the peep window can facilitate the observation of the staff on the remaining amount of alumina powder in the shell 1.

[0031] The working principle of the corundum production line alumina powder discharging anti-blocking device is as follows: after the alumina powder enters the inner cavity of the shell 1 through the feeding pipe 13, the driving motor 41 drives the rotating pipe 2 to rotate through the meshing of the driving gear 42 and the driven gear ring 43, and the fan 6 inhales the external air filtered by the filter element 53 into the heating shell 51, and the hot air flow heated by the heating pipe 52 enters the rotating pipe 2 through the rotary joint 7, and the hot air flow is uniformly diffused to the inner cavity of the shell 1 through the exhaust opening at the bottom of the stirring pipe 3, and the water on the surface of the powder is evaporated into water vapor after the hot air flow contacts the powder, and at the same time, the stirring pipe 3 heats the surrounding alumina powder when conveying the hot air flow, improving the uniformity of the heating, and the water vapor rises with the airflow and is discharged from the shell 1 through the annular filter screen 8, and the rotating cleaning scraper 14 continuously scrapes off the powder attached to the bottom of the annular filter screen 8, and the dried powder is in a loose state under the stirring action of the stirring pipe 3, and the control valve 12 is opened when discharging, and the alumina powder is discharged through the discharge pipe 11, and the rotating shaft 9 controls the rotation of the crushing paddle 10 during the discharging process, and the crushing paddle 10 throws out the raw material, so that the raw material collides with the inner wall of the shell 1, and the caked raw material is scattered, and the raw material enters the production line through the discharge pipe 11, avoiding the adhesion and accumulation of the alumina powder in the conveying process due to the high humidity, solving the problem that the hygroscopic alumina powder is easily formed into a sheet structure after being extruded and crushed, and improving the anti-blocking effect.

[0032] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A corundum production line alumina powder unloading anti-blocking device, characterized in that: The utility model provides a kind of tea making machine, including shell (1), the top of the shell (1) is provided with rotating tube (2), the bottom of the rotating tube (2) is through to the inner cavity of shell (1) and is communicated with stirring tube (3), the left side of the top of the shell (1) is fixedly connected with driving mechanism (4), the right side of the shell (1) is fixedly connected with heating mechanism (5), the top of the heating mechanism (5) is communicated with fan (6), the air outlet of the left side of the fan (6) is communicated with rotating tube (2) by swivel joint (7), the top of the inner cavity of the shell (1) is provided with annular filter screen (8), the top of the annular filter screen (8) is through to the outside of shell (1), the bottom of the stirring tube (3) is fixedly connected with rotating shaft (9), the surface of the rotating shaft (9) is fixedly connected with pulverization paddle (10). ​ 2. The alumina powder unloading anti-blocking device for corundum production line according to claim 1, characterized in that: The driving mechanism (4) includes driving motor (41), the bottom of the driving motor (41) is fixedly connected with shell (1), the top of the output end of the driving motor (41) is fixedly connected with driving gear (42), the right side of the driving gear (42) is engaged with driven gear ring (43), the inner wall of the driven gear ring (43) is fixedly connected with the surface of rotating tube (2).

3. The anti-blocking device for alumina powder feeding in a corundum production line as described in claim 1, characterized in that: The heating mechanism (5) includes heating shell (51), the left side of the heating shell (51) is fixedly connected with shell (1), the top and bottom between the two sides of the inner cavity of the heating shell (51) are fixedly connected with heating pipe (52) and filter core (53) respectively, the top of the heating shell (51) is communicated with the air inlet of fan (6).

4. The alumina powder unloading anti-blocking device of the corundum production line according to claim 1, characterized in that: The bottom of the shell (1) is communicated with discharge pipe (11), the surface of the discharge pipe (11) is mounted with control valve (12).

5. The anti-blocking device for alumina powder feeding in a corundum production line as described in claim 1, characterized in that: The left side of the shell (1) is communicated with feed pipe (13), the surface of the rotating tube (2) is movably connected with shell (1) by bearing.

6. The alumina powder unloading anti-blocking device of the corundum production line according to claim 1, characterized in that: The surface of the rotating tube (2) and located in the inner cavity of the shell (1) is fixedly connected with cleaning scraper (14), the top of the cleaning scraper (14) is attached with the bottom of annular filter screen (8).

7. The alumina powder unloading anti-blocking device of the corundum production line according to claim 1, characterized in that: The bottom of the stirring tube (3) is provided with exhaust opening, the front side of the shell (1) is provided with peep window.

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