CN117469958A - Drying device for calcium carbonate - Google Patents

Drying device for calcium carbonate Download PDF

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Publication number
CN117469958A
CN117469958A CN202311688517.XA CN202311688517A CN117469958A CN 117469958 A CN117469958 A CN 117469958A CN 202311688517 A CN202311688517 A CN 202311688517A CN 117469958 A CN117469958 A CN 117469958A
Authority
CN
China
Prior art keywords
calcium carbonate
drying
box
air
wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311688517.XA
Other languages
Chinese (zh)
Inventor
蒋春耕
孔令相
孙晓萍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuancheng Hongsheng Calcium Industry Co ltd
Original Assignee
Xuancheng Hongsheng Calcium Industry Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuancheng Hongsheng Calcium Industry Co ltd filed Critical Xuancheng Hongsheng Calcium Industry Co ltd
Priority to CN202311688517.XA priority Critical patent/CN117469958A/en
Publication of CN117469958A publication Critical patent/CN117469958A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F26B17/26—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by reciprocating or oscillating conveyors propelling materials over stationary surfaces; with movement performed by reciprocating or oscillating shelves, sieves, or trays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
    • F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/005—Treatment of dryer exhaust gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/04—Agitating, stirring, or scraping devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
    • F26B25/06—Chambers, containers, or receptacles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Drying Of Solid Materials (AREA)

Abstract

The invention is suitable for the technical field of calcium carbonate processing, and provides a drying device for calcium carbonate, which comprises a supporting mechanism, a conveying mechanism and a drying mechanism, wherein the supporting mechanism comprises a drying box, two inclined screens are arranged in the drying box, meanwhile, the screens are fixedly connected with the inner wall of the drying box through connecting springs, the screens are used for bearing calcium carbonate, two reducing motors are arranged on the inner wall of the drying box, and a turntable and an eccentric block on the reducing motors collide with the screens to drive the screens to vibrate so as to turn over the calcium carbonate, prevent the calcium carbonate from caking, improve the contact area of the calcium carbonate and air and further improve the drying efficiency of the calcium carbonate; and fixed mounting has the exhaust case on the outer wall of drying cabinet, and the exhaust case passes through admission valve intercommunication drying cabinet, and installs discharge valve on the exhaust case, utilizes the inside neutralization liquid of exhaust case to neutralize the calcium carbonate in the air, and the feature of environmental protection is higher, more is worth using widely.

Description

Drying device for calcium carbonate
Technical Field
The invention belongs to the technical field of calcium carbonate processing, and particularly relates to a drying device for calcium carbonate.
Background
In the current calcium carbonate processing technology field, calcium carbonate is an inorganic compound, and is a main component of limestone, marble, and the like. It is one of the common substances on earth, which is present in aragonite, calcite, chalk, limestone, marble, lime bloom, etc., and is also the main component of some animal bones or shells. Calcium carbonate is also an important building material and is industrially very useful. The wet calcium carbonate is required to be dried during processing, so that the subsequent processing is convenient, a drying device is required to be used,
the invention patent with the publication number of CN206959523U discloses a calcium carbonate drying mechanism, which comprises a tower body, a feeding unit, a heating assembly and a heating pipe for heating the feeding assembly, wherein a feeding port and a discharging port are formed in the tower body, an exhaust port is formed in the top end of the tower body, the feeding unit is formed by connecting a plurality of feeding assemblies end to end, each feeding assembly comprises a traction roller and a conveying belt arranged on the traction roller, the feeding unit is arranged in the tower body, one end of the feeding unit is positioned at the feeding port, the other end of the feeding unit is positioned at the discharging port, the heating assembly comprises a heating box, the heating box is communicated with the tower body, and one end of the heating box, which is far away from the tower body, is also provided with a fan. According to the invention, the calcium carbonate drying mechanism effectively utilizes the internal space of the tower body, ensures the drying time of calcium carbonate materials, ensures the drying environment in the tower body, ensures more thorough drying, and provides a guarantee for the later production of the special nano calcium carbonate for the PVC film.
However, the above-mentioned disadvantages are as follows:
in the above patent, calcium carbonate is conveyed by the conveying belt, but the conveying belt is used for conveying, so that the air permeability is poor, the calcium carbonate is easy to agglomerate, the contact area between the calcium carbonate and air is reduced, the drying efficiency of the calcium carbonate is reduced, the dried gas of the calcium carbonate contains a small amount of calcium carbonate, and the direct discharge is easy to pollute the environment.
Disclosure of Invention
The invention provides a drying device for calcium carbonate, which aims to solve the problems that the air permeability is poor, the contact area between calcium carbonate and air is reduced, the drying efficiency is low, the dried gas of calcium carbonate contains a small amount of calcium carbonate, and the direct discharge is easy to pollute the environment when the dried gas is conveyed by a conveying belt.
The invention is realized in that the drying device for calcium carbonate comprises a supporting mechanism, wherein the supporting mechanism comprises a drying box;
the conveying mechanism comprises two screens, wherein the two screens are obliquely arranged inside the drying box and are longitudinally arranged;
connecting springs are arranged at the lower ends of the two screens, one end of each connecting spring is fixedly connected with the bottom wall of the screen, and the other end of each connecting spring is fixedly connected with the inner wall of the drying box through a bracket;
two speed reducing motors are fixedly arranged on the outer wall of the drying box, a rotary table is arranged after the output ends of the two speed reducing motors penetrate through the outer wall of the drying box, and the two rotary tables are arranged below the corresponding screen;
and eccentric blocks are arranged on the two turntables.
Preferably, the drying device further comprises a drying mechanism, wherein the drying mechanism comprises an air pump, the air pump is fixed on the outer wall of the drying box, and a filter is arranged at the air inlet end of the air pump; in the scheme, air is conveyed through the air pump, so that the flow speed of the air is accelerated.
Preferably, the top wall and the bottom wall inside the drying box are respectively provided with an air guide groove, and the air outlet ends of the two air guide grooves are opposite to the corresponding screen mesh;
the two air guide grooves are communicated with the air pump through pipelines; in this scheme, carry two air guide grooves with the air through the air pump, and then two screens of jetting.
Preferably, the two air guide grooves are fixedly provided with mounting frames, and the two mounting frames are fixedly provided with heating wires;
the electric heating wire is opposite to the air outlet end of the air guide groove; in the scheme, the temperature of the air is increased through the electric heating wire, so that the hot air blows the two screens to dry the calcium carbonate, and the drying efficiency of the calcium carbonate is improved.
Preferably, a storage box is arranged on the side wall of the drying box, the drying box is communicated with the storage box through a discharge port, and an inclined guide plate is arranged on the inner wall of the discharge port;
the lower end of the storage box is connected with a second sealing cover through threads; in this scheme, the dried calcium carbonate is discharged into the storage box through the guide plate and the discharge port.
Preferably, an exhaust box is arranged on the side wall of the drying box, and neutralization liquid is filled in the exhaust box;
an air inlet valve is fixedly arranged on the inner wall of the drying box and communicated with the exhaust box, and an exhaust valve is arranged on the exhaust box; in this scheme, the air inside the drying box flows into the exhaust box through the air inlet valve, the air is neutralized by the neutralizing liquid, and the neutralized air is discharged through the exhaust valve.
Preferably, a feeding hopper is arranged on the drying box, and a first sealing cover is connected to the feeding hopper in a threaded manner; in this solution, calcium carbonate is introduced through a feed hopper.
Compared with the prior art, the invention has the beneficial effects that: the invention relates to a drying device for calcium carbonate,
1. the inside of the drying box is provided with two inclined screens, the screens are fixedly connected with the inner wall of the drying box through connecting springs, the screens are used for bearing calcium carbonate, the inner wall of the drying box is provided with two gear motors, and the screens are driven to vibrate through a rotary table and an eccentric block on the gear motors to collide with the screens, so that the calcium carbonate is turned, caking of the calcium carbonate is prevented, the contact area between the calcium carbonate and air is improved, and the drying efficiency of the calcium carbonate is further improved;
2. the air pump is arranged on the outer wall of the drying box, two air guide grooves communicated with the air pump are formed in the drying box, and the electric heating wire is arranged in the air guide grooves, so that the temperature of air is increased, and hot air is blown out of the two screens by the two air guide grooves, so that the calcium carbonate is dried more uniformly;
3. the air outlet valve is arranged on the air outlet valve, and the air outlet valve is arranged on the air outlet valve.
Drawings
FIG. 1 is a schematic view of the whole structure of the present invention
FIG. 2 is an enlarged view of the invention at A in FIG. 1
FIG. 3 is a front view of the whole of the present invention
In the figure:
1. a support mechanism; 11. a drying box; 111. a feed hopper; 112. a first sealing cover; 113. a discharge port; 12. a guide plate; 13. a storage bin; 131. a second sealing cover; 14. an exhaust box; 141. an intake valve; 142. an exhaust valve;
2. a conveying mechanism; 21. a screen; 211. a connecting spring; 22. a speed reducing motor; 221. a turntable; 222. an eccentric block;
3. a drying mechanism; 31. an air pump; 32. an air guide groove; 33. a mounting frame; 331. heating wire.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a drying device for calcium carbonate, including supporting mechanism 1, supporting mechanism 1 includes drying cabinet 11, conveying mechanism 2, it includes two screens 21, the inside of drying cabinet 11 is love in the setting of two screens 21 slope, and two screens 21 longitudinal arrangement, connecting spring 211 is all installed to the lower extreme of two screens 21, the diapire of connecting spring 211 one end fixed connection screen 21, the other end passes through the inner wall of support fixed connection drying cabinet 11, fixed mounting has two gear motor 22 on the outer wall of drying cabinet 11, install carousel 221 behind the output of two gear motor 22 runs through the outer wall of drying cabinet 11, two carousel 221 set up the below at corresponding screen 21, all install eccentric block 222 on two carousel 221.
Wherein, accept calcium carbonate through screen cloth 21, and gear motor 22 drives carousel 221 and rotates, utilizes eccentric block 222 to collide with screen cloth 21, drives screen cloth 21 vibration, and screen cloth 21 gas permeability is higher simultaneously, and turns calcium carbonate when vibrating, prevents that calcium carbonate from taking place the caking, improves the drying efficiency of calcium carbonate.
Still include stoving mechanism 3, it includes air pump 31, and air pump 31 is fixed on the outer wall of drying cabinet 11, and the filter is installed to air pump 31's inlet end, all installs air guide groove 32 on the inside roof of drying cabinet 11 and the diapire, and the end of giving vent to anger of two air guide grooves 32 is just to corresponding screen cloth 21, and two air guide grooves 32 all communicate air pump 31 through the pipeline.
Wherein, air pump 31 carries the air to filter the air through the filter, prevent impurity from getting into the inside of drying cabinet 11, and discharge through two air guide grooves 32, dry the calcium carbonate on the screen cloth 21.
The two air guide grooves 32 are fixedly provided with mounting frames 33, the two mounting frames 33 are fixedly provided with heating wires 331, and the heating wires 331 are opposite to the air outlet ends of the air guide grooves 32.
In addition, the heating wire 331 increases the temperature of air and discharges hot air through the air guide groove 32, improving the drying efficiency of calcium carbonate.
The side wall of the drying box 11 is provided with a storage box 13, the drying box 11 is communicated with the storage box 13 through a discharge outlet 113, the inner wall of the discharge outlet 113 is provided with an inclined guide plate 12, and the lower end of the storage box 13 is connected with a second sealing cover 131 in a threaded manner.
In addition, the inclined guide plate 12 is convenient for the dried calcium carbonate to move, flows into the storage box 13 through the discharge outlet 113, is stored through the storage box 13, the conical bottom is arranged at the lower end of the storage box 13, and the second sealing cover 131 is opened to be convenient for discharging the dried calcium carbonate.
An exhaust box 14 is mounted on the side wall of the drying box 11, neutralizing liquid is filled in the exhaust box 14, an air inlet valve 141 is fixedly mounted on the inner wall of the drying box 11, the air inlet valve 141 is communicated with the exhaust box 14, and an exhaust valve 142 is mounted on the exhaust box 14.
Further, the air inlet valve 141 is opened, and air is caused to flow into the exhaust box 14 due to the temperature rise inside the drying box 11, and the neutralizing liquid may be hydrochloric acid, neutralizing the air with calcium carbonate, and exhausting the air through the exhaust valve 142.
The drying box 11 is provided with a feeding hopper 111, and the feeding hopper 111 is connected with a first sealing cover 112 in a threaded manner.
Specifically, the feed hopper 111 facilitates the injection of raw materials, and the first seal cover 112 improves the sealability of the feed hopper 111 and prevents the air from being discharged during drying.
The working principle and the using flow of the invention are as follows: referring to fig. 1 to 3, calcium carbonate is introduced from a feed hopper 111, falls on a corresponding inclined screen 21, a gear motor 22 drives a rotary table 221 to rotate, an eccentric block 222 collides with the screen 21 to drive the screen 21 to vibrate, meanwhile, the screen 21 has higher air permeability, calcium carbonate is turned over during vibration to prevent caking of the calcium carbonate, an air pump 31 conveys air and filters the air through a filter to prevent impurities from entering the interior of a drying box 11 and discharging the air through two air guide grooves 32, an electric heating wire 331 raises the temperature of the air, hot air is discharged through the air guide grooves 32, the drying efficiency of the calcium carbonate is improved, the inclined guide plate 12 is convenient for moving the dried calcium carbonate, the dried calcium carbonate flows into a storage box 13 through a discharge outlet 113 to be stored through the storage box 13, a conical bottom is arranged at the lower end of the storage box 13, a sealing cover two 131 is opened to facilitate discharging the dried calcium carbonate, an air inlet valve 141 is opened, and the air is enabled to flow into an exhaust box 14 due to the temperature rise in the interior of the drying box 11, and the neutralizing liquid can be hydrochloric acid to neutralize the air with the calcium carbonate and discharge valve 142 discharges the air.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.

Claims (7)

1. A drying device for calcium carbonate, characterized in that: comprises a supporting mechanism (1), wherein the supporting mechanism (1) comprises a drying oven (11);
the conveying mechanism (2) comprises two screens (21), wherein the two screens (21) are obliquely arranged inside the drying box (11), and the two screens (21) are longitudinally arranged;
the lower ends of the two screens (21) are respectively provided with a connecting spring (211), one end of each connecting spring (211) is fixedly connected with the bottom wall of the screen (21), and the other end of each connecting spring is fixedly connected with the inner wall of the drying box (11) through a bracket;
two gear motors (22) are fixedly arranged on the outer wall of the drying box (11), a rotary table (221) is arranged behind the output ends of the two gear motors (22) penetrating through the outer wall of the drying box (11), and the two rotary tables (221) are arranged below the corresponding screen (21);
and eccentric blocks (222) are arranged on the two turntables (221).
2. A drying apparatus for calcium carbonate according to claim 1, wherein: still include stoving mechanism (3), it includes air pump (31), air pump (31) are fixed on the outer wall of drying cabinet (11), the filter is installed to the inlet end of air pump (31).
3. A drying apparatus for calcium carbonate according to claim 2, wherein: the top wall and the bottom wall inside the drying box (11) are respectively provided with an air guide groove (32), and the air outlet ends of the two air guide grooves (32) are opposite to the corresponding screen mesh (21);
the two air guide grooves (32) are communicated with the air pump (31) through pipelines.
4. A drying apparatus for calcium carbonate according to claim 3, wherein: the two air guide grooves (32) are fixedly provided with mounting frames (33), and the two mounting frames (33) are fixedly provided with heating wires (331);
the heating wire (331) is opposite to the air outlet end of the air guide groove (32).
5. A drying apparatus for calcium carbonate according to claim 1, wherein: a storage box (13) is arranged on the side wall of the drying box (11), the drying box (11) is communicated with the storage box (13) through a discharge outlet (113), and an inclined guide plate (12) is arranged on the inner wall of the discharge outlet (113);
the lower end of the storage box (13) is connected with a second sealing cover (131) through threads.
6. A drying apparatus for calcium carbonate according to claim 1, wherein: an exhaust box (14) is arranged on the side wall of the drying box (11), and neutralization liquid is filled in the exhaust box (14);
an air inlet valve (141) is fixedly arranged on the inner wall of the drying box (11), the air inlet valve (141) is communicated with the exhaust box (14), and an exhaust valve (142) is arranged on the exhaust box (14).
7. A drying apparatus for calcium carbonate according to claim 1, wherein: the drying box (11) is provided with a feeding hopper (111), and the feeding hopper (111) is connected with a first sealing cover (112) in a threaded manner.
CN202311688517.XA 2023-12-05 2023-12-05 Drying device for calcium carbonate Pending CN117469958A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311688517.XA CN117469958A (en) 2023-12-05 2023-12-05 Drying device for calcium carbonate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311688517.XA CN117469958A (en) 2023-12-05 2023-12-05 Drying device for calcium carbonate

Publications (1)

Publication Number Publication Date
CN117469958A true CN117469958A (en) 2024-01-30

Family

ID=89633161

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311688517.XA Pending CN117469958A (en) 2023-12-05 2023-12-05 Drying device for calcium carbonate

Country Status (1)

Country Link
CN (1) CN117469958A (en)

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