Drying device for preparing high-purity iron oxide red

Abstract

The utility model relates to the technical field of iron oxide red preparation, solves the technical problem of low iron oxide drying efficiency, and particularly relates to a drying device for preparing high-purity iron oxide red, which comprises a drying tank serving as a supporting foundation, and a grinding and drying mechanism for crushing and raising iron oxide is arranged on the drying tank. One side of the drying tank is provided with an air outlet filtering mechanism for filtering dust generated when iron oxide is dried, and the grinding and drying mechanism comprises a feeding grinding hopper fixedly connected to the top end of the drying tank. Due to the arrangement of the grinding and drying mechanism, caked parts in ferric oxide can be crushed, moisture contained in the caked parts can be prevented from being dried and evaporated, and meanwhile, refined ferric oxide in the drying tank can be repeatedly raised by the grinding and drying mechanism, so that the heating process is faster, and the drying efficiency is improved. The drying efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of iron oxide red preparation especially relates to a kind of drying device for high-purity iron oxide red preparation. BACKGROUND

[0002] Iron oxide red, simply referred to as iron red, is a very important inorganic pigment and lithium battery positive material raw material, with good performance quality, widely used in new energy batteries, coatings, tiles, ceramics and other fields. The existing iron oxide needs to be dried during processing, which can prevent the iron oxide pigment from deteriorating due to the presence of moisture for a long time. However, one of the existing high-purity iron oxide red preparation drying devices, in the drying process, is assisted by stirring the iron oxide with a stirring component. However, this method cannot break up the clumped iron oxide, which may still contain moisture, affecting the final drying result and ultimately the quality of the iron oxide. SUMMARY

[0003] To overcome the shortcomings of the prior art, the utility model provides a kind of drying device for high-purity iron oxide red preparation, solve the technical problem of low iron oxide drying efficiency, achieve the purpose of improving iron oxide quality.

[0004] To solve the above technical problems, the utility model provides the following technical scheme: a kind of drying device for high-purity iron oxide red preparation, including the drying tank as support base, the grinding drying mechanism for being set on the drying tank and being smashed and raised to the iron oxide, the drying tank one side is provided with the air outlet filter mechanism for filtering the dust generated when the iron oxide is dried;

[0005] The grinding drying mechanism includes a feed grinding hopper fixedly connected to the top end of the drying tank, a support frame is fixedly connected to the inside top of the feed grinding hopper, a grinding mortar is rotatably connected to the middle of the support frame, a crushing motor is installed on the top end of the feed grinding hopper through a base, the transmission end of the crushing motor is connected to the top end of the grinding mortar, a discharge dispersing plate is fixedly connected to the inside of the drying tank below the outside of the grinding mortar, and a lifting screw is fixedly connected to the middle of the bottom end of the discharge dispersing plate.

[0006] Preferably, the inside bottom end of the feed grinding hopper is fixedly connected to a lifting pipe, and the lifting pipe is outside the lifting screw.

[0007] Preferably, a plurality of lifting discharge windows are formed through the top of the outside of the lifting pipe, a plurality of lifting feed windows are formed through the bottom end of the outside of the lifting pipe, a second discharge dispersing plate is fixedly connected to the outside of the lifting pipe below the lifting discharge windows, and a closure plug is movably connected to the bottom end of the drying tank.

[0008] Preferably, the inside of the wall of the drying tank is fixedly connected with a heating coil, and the power input end of the heating coil is connected with the power output end of the external heating device.

[0009] Preferably, the air outlet filtering mechanism comprises an air outlet pipe connected to one side of the drying tank, a support rotating rod rotatably connected to the inside of the vertical section of the air outlet pipe, a plurality of ventilation fans fixedly connected to the outside of the support rotating rod, and a filtering dust bag sleeved to the air outlet end of the air outlet pipe.

[0010] Preferably, the transmission end of the crushing motor and the top end of the support rotating rod are fixedly connected with an adapter pulley on the outside of the air outlet pipe.

[0011] By the above technical scheme, the drying device for preparing high-purity iron oxide red has at least the following beneficial effects:

[0012] 1. Due to the setting of the grinding and drying mechanism, the caked part of the iron oxide can be crushed, the moisture contained in the caked part can also be dried and evaporated, and the grinding and drying mechanism can repeatedly lift the refined iron oxide inside the drying tank, so that the heating process is faster and the drying efficiency is improved.

[0013] 2. Due to the setting of the air outlet filtering mechanism, the dust generated during the operation of the grinding and drying mechanism can be filtered, and the water vapor generated during drying can also be collected, and the power for collecting dust comes from the grinding and drying mechanism, so that the investment in mobile equipment can be reduced, and the investment in production cost can be reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings, which are included to provide a further understanding of the application and constitute a part of this application, illustrate certain illustrative embodiments of the application and together with the description serve to explain the application.

[0015] In the drawings:

[0016] Figure 1 is a schematic view of the three-dimensional structure of the utility model;

[0017] Figure 2 is a schematic view of the cross-sectional structure of the grinding bowl of the utility model;

[0018] Figure 3 is a schematic view of the lifting screw installation structure of the utility model;

[0019] Figure 4 is a schematic view of the ventilation fan installation structure of the utility model.

[0020] Figure: 1, drying tank;

[0021] 2, grinding drying mechanism; 201, feeding grinding hopper; 202, support frame; 203, grinding bowl; 204, crushing motor; 205, discharging dispersing plate; 206, lifting pipe; 207, lifting discharge window; 208, second discharging dispersing plate; 209, lifting feeding window; 210, lifting screw; 211, heating coil; 212, closing plug;

[0022] 3, air outlet filtering mechanism; 301, air outlet pipe; 302, connecting belt pulley; 303, belt; 304, supporting rotating rod; 305, ventilation fan; 306, filtering dust bag; 307, air inlet filtering window. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Embodiment 1

[0025] However, one of the existing high-purity iron oxide red preparation drying devices is to assist the stirring of iron oxide by a stirring part during the drying process. However, this method cannot break the caked iron oxide, so that the caked iron oxide may still contain moisture, which will affect the final drying result and thus affect the quality of the final iron oxide. Please refer to Figures 1-4 The present embodiment provides a high-purity iron oxide red preparation drying device, which solves the technical problem of low iron oxide drying efficiency. The device includes a drying tank 1 as a supporting base, a grinding drying mechanism 2 for crushing and lifting the iron oxide is arranged on the drying tank 1, and an air outlet filtering mechanism 3 for filtering the dust generated during the drying of the iron oxide is arranged on one side of the drying tank 1. The grinding drying mechanism 2 is used to crush and dry the iron oxide, and provides power to the air outlet filtering mechanism 3, so that the air outlet filtering mechanism 3 is ventilated and filters the dust generated during the drying.

[0026] In order to crush the iron oxide, and at the same time, the evaporation of water in the crushed iron oxide is accelerated. The grinding and drying mechanism 2 comprises a feeding grinding hopper 201 fixedly connected to the top end of the drying tank 1, a support frame 202 fixedly connected to the inside of the feeding grinding hopper 201, a grinding bowl 203 rotatably connected to the middle of the support frame 202, a crushing motor 204 mounted on the top end of the feeding grinding hopper 201 through a base, the driving end of the crushing motor 204 is connected with the top end of the grinding bowl 203, a discharging and dispersing plate 205 is fixedly connected to the inside of the drying tank 1 at the lower side of the grinding bowl 203, a lifting screw 210 is fixedly connected to the bottom end of the discharging and dispersing plate 205, a lifting pipe 206 is fixedly connected to the inside bottom end of the feeding grinding hopper 201, the lifting pipe 206 is located outside the lifting screw 210, a plurality of lifting discharge windows 207 are formed through the outer side of the lifting pipe 206, a plurality of lifting feeding windows 209 are formed through the outer bottom end of the lifting pipe 206, a second discharging and dispersing plate 208 is fixedly connected to the outer side of the lifting pipe 206 below the lifting discharge windows 207, and a closing plug 212 is movably connected to the bottom end of the drying tank 1.

[0027] In order to heat the crushed iron oxide inside the drying tank 1. The inside of the tank wall of the drying tank 1 is fixedly connected with a heating coil 211, and the power input end of the heating coil 211 is connected with the power output end of the external heating device.

[0028] First, the operator places the unprocessed iron oxide in the feeding grinding hopper 201 at the top end of the drying tank 1, then starts the crushing motor 204, at this time the crushing motor 204 drives the grinding bowl 203 connected with the driving end to rotate, at this time the iron oxide in the feeding grinding hopper 201 enters the gap between the grinding bowl 203 and the grinding bowl 203, and rotates with the grinding bowl 203, and is crushed, which can avoid the existence of agglomerated parts in the iron oxide, and the crushed iron oxide falls into the drying tank 1 and is dispersed by the discharging and dispersing plate 205, during which the external heating equipment heats the heating coil 211 inside the tank wall of the drying tank 1, so that the dispersed falling iron oxide is quickly heated, and the iron oxide falling into the inside bottom end of the drying tank 1 enters the lifting feeding window 209 formed at the bottom end of the lifting pipe 206, then is spirally lifted by the lifting screw 210 connected with the grinding bowl 203 to the upper side of the lifting pipe 206, and is discharged from the lifting discharge window 207 formed at the upper side of the lifting pipe 206, and then is re-dispersed into the inside of the drying tank 1 by the second discharging and dispersing plate 208 connected with the lifting pipe 206, thereby the cycle of lifting and heating can make the drying efficiency of the iron oxide higher.

[0029] Example 2

[0030] On the basis of example 1, example 1 solves the technical problem of low drying efficiency of iron oxide, but there is still the problem of dust in the air during the drying process, combined withFigures 1-4 As shown, the specific implementation process is as follows: in order to discharge the water vapor generated in the drying tank 1, and filter the dust discharged. The air outlet filtering mechanism 3 comprises an air outlet pipe 301 connected to one side of the drying tank 1, a support rotating rod 304 rotatably connected to the inner side of the vertical section of the air outlet pipe 301, a plurality of ventilation fans 305 fixedly connected to the outer side of the support rotating rod 304, and a filter dust bag 306 sleeved with the air outlet end of the air outlet pipe 301. The air inlet filtering window 307 is movably connected to the corresponding end of the outer side of the drying tank 1.

[0031] In order to make full use of the power generated by the grinding and drying mechanism 2. The transmission end of the crushing motor 204 and the top end of the support rotating rod 304 are fixedly connected to the outer side of the air outlet pipe 301. The two engaging pulleys 302 are connected by a belt 303.

[0032] During the operation of the grinding and drying mechanism 2, the crushing motor 204 drives the engaging pulley 302 connected to the transmission end to rotate, and the engaging pulley 302 drives the other engaging pulley 302 to rotate through the belt 303, and the engaging pulley 302 drives the support rotating rod 304 connected thereto to rotate in the inner side of the air outlet pipe 301, and the support rotating rod 304 drives the plurality of ventilation fans 305 fixedly connected to the outer side thereof to rotate, thereby discharging the water vapor in the drying tank 1. During the operation of the drying tank 1, the air inlet filtering window 307 is used for air inlet, and the water vapor and dust discharged by the ventilation fan 305 enter the filter dust bag 306, so that the dust can be discharged more cleanly.

[0033] It should be noted that in this document, the terms "comprising", "including", or any other variant thereof are intended to cover non-exclusive inclusion, so that processes, methods, articles or devices including a series of elements not only include those elements, but also include other elements not explicitly listed, or inherent to such processes, methods, articles or devices.

[0034] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A drying apparatus for preparing high-purity iron oxide red, comprising a drying tank (1) as a supporting foundation, characterized in that: The drying tank (1) is provided with a grinding and drying mechanism (2) for crushing and lifting iron oxide, and an air outlet filter mechanism (3) is provided on one side of the drying tank (1) for filtering the dust generated during the drying of iron oxide. The grinding and drying mechanism (2) includes a feeding grinding hopper (201) fixedly connected to the top of the drying tank (1). A support frame (202) is fixedly connected to the upper inner side of the feeding grinding hopper (201). A grinding bowl (203) is rotatably connected to the middle of the support frame (202). A crushing motor (204) is installed at the top of the feeding grinding hopper (201) through a base. The transmission end of the crushing motor (204) is connected to the top of the grinding bowl (203). A feeding dispersion plate (205) is fixedly connected to the lower outer side of the grinding bowl (203) inside the drying tank (1). A lifting screw (210) is fixedly connected to the middle of the bottom end of the feeding dispersion plate (205).

2. The drying apparatus for preparing high-purity iron oxide red according to claim 1, characterized in that: The bottom inner side of the feed grinding hopper (201) is fixedly connected to a lifting pipe (206), which is located outside the lifting screw (210).

3. The drying apparatus for preparing high-purity iron oxide red according to claim 2, characterized in that: The lifting pipe (206) has several lifting discharge windows (207) extending through the upper outer side, and several lifting feed windows (209) extending through the bottom outer side of the lifting pipe (206). A second feeding dispersion plate (208) is fixedly connected to the outer side of the lifting pipe (206) below the lifting discharge windows (207), and a sealing plug (212) is movably connected to the bottom of the drying tank (1).

4. The drying apparatus for preparing high-purity iron oxide red according to claim 1, characterized in that: A heating coil (211) is fixedly connected to the inner side of the drying tank (1), and the power input end of the heating coil (211) is connected to the power output end of the external heating device.

5. The drying apparatus for preparing high-purity iron oxide red according to claim 1, characterized in that: The air outlet filtration mechanism (3) includes an air outlet pipe (301) connected to one side of the drying tank (1). A support rod (304) is rotatably connected to the middle of the inner side of the vertical section of the air outlet pipe (301). Several ventilation fans (305) are fixedly connected to the outer side of the support rod (304). A filter dust removal bag (306) is sleeved on the air outlet end of the air outlet pipe (301). An air inlet filter window (307) is movably connected to the outer side of the drying tank (1) at the end corresponding to the air outlet pipe (301).

6. The drying apparatus for preparing high-purity iron oxide red according to claim 5, characterized in that: The transmission end of the crushing motor (204) and the top of the support rod (304) are both fixedly connected to connecting pulleys (302) on the outside of the air outlet pipe (301), and the two connecting pulleys (302) are connected by a belt (303).

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