Mineral powder processing equipment with uniform drying function

Abstract

The utility model relates to the technical field of mineral powder processing, in particular to uniform-drying mineral powder processing equipment which comprises a drying barrel, a feeding port is formed in the center of the top of the drying barrel, a discharging port is formed in the lower portion of the side face of the drying barrel, and a fixing disc is coaxially and fixedly installed in the drying barrel. A feed opening is formed in the middle of the fixed disc; grinding discs are installed above the fixed disc at intervals, an installation groove is formed in the peripheral face of each grinding disc, a hot air box used for supplying hot air to the periphery of the installation groove is arranged on the outer side of the drying barrel, a rotating disc is fixedly installed above the grinding discs, and the rotating disc is located under the discharging port; the projection contour of the side view of the rotating disc is an isosceles trapezoid, and a driving motor stretching into the drying barrel to drive the rolling disc and the rotating disc to rotate is arranged at the bottom of the drying barrel. According to the utility model, accumulated mineral powder can uniformly slide downwards from the periphery of the rotating disc, so that water in the mineral powder can be taken away more uniformly and efficiently.

Description

TECHNICAL FIELD

[0001] The utility model relates to a mineral powder processing technical field, specifically related to a mineral powder processing equipment of uniform drying. BACKGROUND

[0002] Mineral powder processing is the process that ore or mineral raw material is through a series of physical, chemical treatment, finally obtains the powder product that meets the industrial application requirement, usually including crushing, grinding and drying, and the mineral powder processing equipment is used to the mineral powder processing.

[0003] The existing mineral powder dryer mostly adopts the way of static drying to dry the mineral powder, since in the drying process, the mineral powder is accumulated together, when the mineral powder in the upper layer is dried, the mineral powder covered in the bottom cannot contact with the hot air, the drying efficiency is low, and the drying speed of the mineral powder is uneven. UTILITARY MODEL

[0004] In view of the above-mentioned shortcomings of prior art, the utility model provides a mineral powder processing equipment of uniform drying, which can effectively solve the problem that in the prior art, since in the drying process, the mineral powder is accumulated together, when the mineral powder in the upper layer is dried, the mineral powder covered in the bottom cannot contact with the hot air, the drying efficiency is low, and the drying speed of the mineral powder is uneven.

[0005] To achieve the above object, the utility model realizes through the following technical scheme:

[0006] The utility model provides a mineral powder processing equipment of uniform drying, including the drying barrel, the top center of drying barrel is provided with the feeding port, the side below of drying barrel is provided with the discharge port, the inside coaxial fixed mounting of drying barrel has the fixed disc, the middle part of fixed disc is provided with the discharge port;

[0007] The upper interval of fixed disc is installed with the rolling pressure disc, the outer periphery of rolling pressure disc is provided with the installation groove, the outside of drying barrel is provided with the hot air stove for supplying the hot air to the installation groove all around, the rolling pressure disc is fixedly installed with the rotating disc above, the rotating disc is located just below the discharge port, the side view projection contour of rotating disc is isosceles trapezoid, the bottom of drying barrel is provided with the drive motor that extends to the inside of drying barrel and drives the rolling pressure disc and rotating disc rotation.

[0008] Further, the rotating disc is rotatably installed with the support frame above, the support frame is supported and installed in the inside of drying barrel, the part of support frame located on the upper end surface of rotating disc is provided with the inclined rod.

[0009] Further, the hot air stove is provided with the conveying pipeline that extends to the inside of drying barrel, one end of conveying pipeline extends to the inside of rotating disc from the center of rotating disc, the rotating disc is rotatably connected with the conveying pipeline.

[0010] Further, the inside of the rotating disc is coaxially provided with a ventilation pipe, the lower end of the ventilation pipe is provided with a plurality of communication pipes in annular array on the outer circumferential surface, one end of the communication pipe extends into the installation groove, and the conveying pipe, the ventilation pipe and the plurality of communication pipes are used for conveying hot air generated at the hot air box to the installation groove.

[0011] Further, the communication pipe at one end of the installation groove is provided with an ejection plate, and the ejection plate is provided with a strip-shaped exhaust hole for ejecting hot air.

[0012] Further, a plurality of discharging grooves are arranged in annular array on the outer inclined surface of the rotating disc, and the discharging grooves are arranged in an ejection shape with the upper part being small and the lower part being large.

[0013] Further, the lower end of the rotating disc is larger in diameter than the diameter at the rolling disc.

[0014] Further, the upper end surface of the fixed disc is concave and formed with an inclined surface, the outer circumferential surface of the rolling disc is provided with a rolling surface at the lower end, and the rolling surface and the inclined surface form a rolling gap allowing the ore powder to pass. Beneficial effects

[0015] Compared with the known prior art, the technical scheme of the utility model has the following beneficial effects:

[0016] The utility model discloses a rolling disc and a rotating disc are arranged in the drying barrel respectively, in the process that ore powder slides downwards, the hot air discharged at the installation groove moves upwards and contacts the ore powder sliding downwards, and the moisture in the ore powder is removed, so that the accumulated ore powder slides downwards evenly from the periphery of the rotating disc, and the moisture in the ore powder is removed more evenly and efficiently. DRAWINGS DESCRIPTION

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be simply introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without the creative labor of the ordinary skilled in the art.

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the internal structure schematic diagram of the utility model;

[0020] Figure 3 It is the internal structure explosion drawing of the utility model;

[0021] Figure 4It is the internal structure schematic view of the rolling disc and the rotating disc of the utility model.

[0022] Figure 5 It is the internal side view of the rolling disc and the rotating disc of the utility model.

[0023] The numbers in the drawing respectively represent: 1, drying barrel; 101, feeding port; 102, discharging port; 2, hot air box; 21, conveying pipeline; 3, fixed disc; 301, discharging port; 302, rolling gap; 31, inclined surface; 4, rolling disc; 401, mounting groove; 5, rotating disc; 501, discharging groove; 51, air pipe; 52, communication pipe; 53, ejection plate; 6, support frame; 61, inclined rod; 7, driving motor; 71, output shaft. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than 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.

[0025] The utility model will be further described below in combination with the embodiments.

[0026] Embodiment: a uniform drying mineral powder processing equipment, as shown in Figures 1-5 The top center of the drying barrel 1 is provided with a feeding port 101, the lower side of the side of the drying barrel 1 is provided with a discharging port 102, the inside of the drying barrel 1 is coaxially fixedly installed with a fixed disc 3, and the middle of the fixed disc 3 is provided with a discharging port 301.

[0027] The upper side of the fixed disc 3 is intervally installed with a rolling disc 4, the outer circumferential surface of the rolling disc 4 is provided with a mounting groove 401, the outside of the drying barrel 1 is provided with a hot air box 2 for supplying hot air to the mounting groove 401 all around, the upper side of the rolling disc 4 is fixedly installed with a rotating disc 5, the rotating disc 5 is located directly below the discharging port 102, the side view projection contour of the rotating disc 5 is isosceles trapezoidal, the bottom of the drying barrel 1 is provided with a driving motor 7 extending into the inside of the drying barrel 1 to drive the rolling disc 4 and the rotating disc 5 to rotate, the upper side of the driving motor 7 is provided with an output shaft 71, and the upper side of the output shaft 71 is connected with the rolling disc 4.

[0028] The utility model discloses a drying barrel 1, hot air box 2, drive motor 7, rolling plate 4, rotating disc 5, installation groove 401, exhaust hole 103, filter screen, support frame 6, conveying pipeline 21, ventilation pipe 51, multiple intercommunication pipe 52, blow -out board 53, strip exhaust hole, the utility model discloses a drying barrel 1 is provided with the rotating disc 5 in the inside, and the rotating disc 5 is provided with the installation groove 401 on the upper end face, and the installation groove 401 is connected with the hot air box 2, and the hot air box 2 is connected with the drive motor 7.

[0029] Need to explain, the upper portion of drying barrel 1 is provided with exhaust hole 103, is used for discharging the gas in the inside of drying barrel 1, carries away moisture, and the outside of exhaust hole 103 is provided with filter screen.

[0030] Further, the upper rotating installation of rotating disc 5 is provided with support frame 6, the support frame 6 is supported and installed in the inside of drying barrel 1, and the portion of support frame 6 at the upper end face of rotating disc 5 is provided with inclined rod 61, and support frame 6 can conveniently support the position of rotating disc 5, and inclined rod 61 can stir the mineral powder accumulated on the upper end face of rotating disc 5 during the rotation of rotating disc 5, so that the mineral powder uniformly slides down from the periphery of rotating disc 5.

[0031] Further, the conveying pipeline 21 of hot air box 2 is arranged to extend into the inside of drying barrel 1, one end of conveying pipeline 21 extends into the inside of rotating disc 5 from the center of rotating disc 5, and rotating disc 5 is rotationally connected with conveying pipeline 21; ventilation pipe 51 is coaxially arranged in the inside of rotating disc 5, the lower end outer periphery of ventilation pipe 51 is annularly arranged with multiple intercommunication pipes 52, one end of intercommunication pipe 52 extends into the inside of installation groove 401, conveying pipeline 21, ventilation pipe 51 and multiple intercommunication pipes 52 are used to convey the hot air generated at hot air box 2 to installation groove 401, and blow-out board 53 is arranged at one end of installation groove 401, and strip exhaust hole is arranged on blow-out board 53 for blowing hot air.

[0032] Among them, by setting conveying pipeline 21, ventilation pipe 51 and multiple intercommunication pipes 52, the hot air generated at hot air box 2 can be conveniently conveyed to installation groove 401, and in actual use, ventilation pipe 51 and multiple intercommunication pipes 52 can be made of heat-conducting material, so that the air in the inside of rotating disc 5 is heated, and the surface of rotating disc 5 can also heat the mineral powder, further promoting the evaporation of moisture in the mineral powder.

[0033] Further, a plurality of discharging grooves 501 are arranged in a ring array on the outer inclined surface of the rotating disc 5, the discharging grooves 501 are arranged in a spout shape with the upper small and the lower large, so that the mineral powder falling in the discharging grooves 501 is further dispersed, and the drying is more convenient.

[0034] Further, the lower end of the rotating disc 5 is larger in diameter than the diameter at the rolling disc 4, so that the mineral powder falling on the rotating disc 5 is prevented from falling into the mounting groove 401 on the rolling disc 4, and the strip-shaped exhaust hole is prevented from being blocked.

[0035] Further, the upper end surface of the fixed disc 3 is concave and forms an inclined surface 31, the outer peripheral surface of the rolling disc 4 is provided with a rolling surface, and the rolling surface and the inclined surface 31 form a rolling gap 302 allowing the mineral powder to pass, so that the large-particle mineral powder is rolled and prevented from being adhered to each other.

[0036] Working principle: the mineral powder to be dried is first put into the inside of the drying barrel 1 from the feeding port 101, then the hot air box 2 and the driving motor 7 are opened, at this time, the rolling disc 4 and the rotating disc 5 are driven to rotate by the driving motor 7, so that the mineral powder falling above the rotating disc 5 slides downward along the outer peripheral surface of the rotating disc 5 under the action of the centrifugal force, in the process of the mineral powder sliding downward, the hot air discharged from the mounting groove 401 moves upward and contacts the mineral powder sliding downward, so that the water in the mineral powder is removed, the accumulated mineral powder is uniformly slid downward from the four sides of the rotating disc 5, and the water in the mineral powder is more uniformly and efficiently removed; after the mineral powder enters the rolling gap 302, the rotation of the rolling disc 4 can separate the large-particle (adhered to each other) mineral powder.

[0037] The above embodiments are only used to illustrate the technical solutions of the present application, but not limit the present application; although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by the equivalent; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the protection scope of the technical solutions of the embodiments of the present application.

Claims

1. A uniform drying of mineral powder processing equipment, comprising a drying barrel (1), the top center of the drying barrel (1) is provided with a feeding port (101), the side of the drying barrel (1) is provided with a discharging port (102) below, characterized in that, The inside of the drying barrel (1) is coaxially fixedly provided with a fixed disc (3), and a discharging port (301) is arranged in the middle of the fixed disc (3); A rolling disc (4) is arranged above the fixed disc (3) in a spaced manner, an installation groove (401) is arranged on the outer circumferential surface of the rolling disc (4), a hot air box (2) for supplying hot air to the installation groove (401) is arranged on the outside of the drying barrel (1), a rotating disc (5) is fixedly arranged above the rolling disc (4), the rotating disc (5) is located directly below the discharging port (102), the side view projection profile of the rotating disc (5) is isosceles trapezoidal, and a driving motor (7) is arranged at the bottom of the drying barrel (1) and extends into the inside of the drying barrel (1) to drive the rolling disc (4) and the rotating disc (5) to rotate.

2. A uniformly dried mineral powder processing plant as claimed in claim 1, wherein, A supporting frame (6) is rotatably arranged above the rotating disc (5) and supported in the inside of the drying barrel (1), and the supporting frame (6) is provided with an inclined rod (61) on the part of the upper end surface of the rotating disc (5).

3. A uniformly dried mineral powder processing plant as claimed in claim 2, wherein, The hot air box (2) is provided with a conveying pipeline (21) extending into the inside of the drying barrel (1), one end of the conveying pipeline (21) extends into the inside of the rotating disc (5) from the center of the rotating disc (5), and the rotating disc (5) is rotatably connected with the conveying pipeline (21).

4. A uniformly dried mineral powder processing plant as claimed in claim 3, wherein, The inside of the rotating disc (5) is coaxially provided with an air pipe (51), a plurality of communication pipes (52) are arranged in an annular array on the outer circumferential surface of the lower end of the air pipe (51), one end of the communication pipe (52) extends into the installation groove (401), and the conveying pipeline (21), the air pipe (51) and the plurality of communication pipes (52) are used for conveying the hot air generated at the hot air box (2) to the installation groove (401).

5. An apparatus for processing of uniformly dried mineral fines as claimed in claim 4 wherein, The end of the communication pipe (52) located at the installation groove (401) is provided with a spray plate (53), and the spray plate (53) is provided with a strip-shaped exhaust through hole for spraying hot air.

6. An apparatus for processing uniformly dried mineral fines as claimed in claim 5 wherein, A plurality of discharging grooves (501) are arranged in an annular array on the inclined surface of the outside of the rotating disc (5), and the discharging grooves (501) are arranged in a spray shape with the upper end being small and the lower end being large.

7. A uniformly dried mineral powder processing plant as claimed in claim 1, wherein, The diameter of the lower end of the rotating disc (5) is larger than that of the rolling disc (4).

8. A uniformly dried mineral powder processing plant as claimed in claim 1, wherein, An inclined surface (31) is formed on the upper end surface of the fixed disc (3) in a concave manner, an outer circumferential surface of the rolling disc (4) is provided with a rolling surface, and a rolling gap (302) allowing the passage of ore powder is formed between the rolling surface and the inclined surface (31).

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