Filtering and separating device for calcium carbonate preparation
By introducing carbon dioxide into the calcium carbonate preparation and filtration separation device and performing precipitation and separation, combining preparation and filtration separation operations, the complex drying procedures in the prior art are solved, and production efficiency and output are improved.
Patent Information
- Application Number
- CN202422044032.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-21
- Publication Date
- 2025-06-20
- Estimated Expiration
- 2034-08-21
AI Technical Summary
The drying procedures of existing calcium carbonate separation devices are complicated and cumbersome, which affects production efficiency.
A calcium carbonate preparation and filtration separation device is designed. By introducing carbon dioxide on the upper side and performing precipitation and separation on the lower side, combining preparation and filtration separation operations are carried out, mixing and agitating the mixing device is used to accelerate, and precipitation and screening are used in the precipitation separation zone.
It improves production efficiency, reduces production time, improves the yield and efficiency of calcium carbonate, and improves screening quality and output.
Smart Images
Figure CN222998433U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of calcium carbonate preparation, and more specifically, to a filtering and separating device for calcium carbonate preparation.
Background Art
[0002] Calcium carbonate is an inorganic compound with the chemical formula CaCO3 and is the main component of limestone, marble, etc. Calcium carbonate is basically insoluble in water and soluble in hydrochloric acid (reacts with hydrochloric acid). It is one of the common substances on the earth, existing in rocks such as aragonite, calcite, chalk, limestone, marble, travertine, etc., and is also the main component of the bones or shells of certain animals. Calcium carbonate is also an important building material and has a wide range of industrial uses.
[0003] An existing separating device for calcium carbonate, with the publication number CN 218357723 U, includes a separating barrel. The lower end of the separating barrel is fixedly communicated with a liquid separation pipe, an electromagnetic valve is arranged inside the liquid separation pipe, the lower end of the liquid separation pipe is fixedly communicated with a liquid storage tank, and a net barrel is arranged inside the separating barrel. For this separating device for calcium carbonate, the liquid storage tank fixedly supports the upper separating barrel, the net barrel is sleeved inside the separating barrel, the electromagnetic valve is opened to pour the mixed solution containing calcium carbonate into the net barrel. After filtration by the net barrel, the calcium carbonate precipitate remains inside the net barrel, and the solution containing sodium chloride enters the liquid storage tank through the liquid separation pipe, thereby separating calcium carbonate, and the liquid storage tank stores and recovers the sodium chloride solution. This utility model extracts and separates calcium carbonate through filtration and drying, but in actual production, the output is large, and the drying process is relatively complex and cumbersome, affecting the production efficiency.
Content of the Utility Model
[0004] In order to overcome the above-mentioned defects of the prior art, the purpose of the utility model is to provide a filtering and separating device for calcium carbonate preparation, which introduces carbon dioxide into the upper part to prepare calcium carbonate and performs precipitation separation in the lower part to improve production efficiency.
[0005] To achieve the above purpose, the utility model provides the following technical solution: A filtering and separating device for calcium carbonate preparation, including a feeding port, a preparation and separation tank, an introduction device, a discharging port, a support frame, a collection box, and a water outlet. One side of the top of the preparation and separation tank is provided with a feeding port, and the other side is provided with an introduction device. Inside the preparation and separation tank, there are a preparation mixing area and a precipitation separation area. The preparation mixing area is arranged above the precipitation separation area. The lower side of the precipitation separation area is connected to the discharging port, the lower side of the discharging port is connected to the collection box, the whole preparation and separation tank is fixed by the support frame, and one side of the preparation and separation tank is provided with a water outlet.
[0006] Preferably, the preparation mixing area includes a stirring rod, stirring blades, and a feeding valve. The top of the stirring rod is connected to a rotating motor, and the stirring blades are connected to the side of the stirring rod. The bottom of the preparation mixing area is provided with a feeding valve.
[0007] Preferably, the stirring blades are arranged staggeredly.
[0008] Preferably, the precipitation separation area includes a grille plate, a coarse sieve plate, a fine sieve plate, and a pull-out body. The grille plate is longitudinally arranged inside the precipitation separation area. The coarse sieve plate is provided at the bottom of the grille plate, and the fine sieve plate is provided at the bottom of the coarse sieve plate. The outer walls of the coarse sieve plate and the fine sieve plate are fixed inside the pull-out body, and a pull ring is provided outside the pull-out body.
[0009] Preferably, one side of the top of the precipitation separation area is connected to a water outlet.
[0010] Preferably, the introduction device includes a storage tank, an air supply pump, an air supply pipe, and an introduction head. Carbon dioxide is stored in the storage tank. An air supply pump is provided in the storage tank. The bottom of the storage tank is connected to the introduction head through the air supply pipe, and the introduction head is sunk at the bottom of the preparation mixing area.
[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0012] 1. For a calcium carbonate preparation and filtration separation device of the present utility model, by combining the preparation and filtration separation operations, the production efficiency is accelerated and the production time is reduced.
[0013] 2. A calcium carbonate preparation and filtration separation device of the present utility model is provided with a stirring device for accelerating preparation and mixing, which fully mixes carbon dioxide and alkaline water, improving the yield and efficiency of calcium carbonate.
[0014] 3. The precipitation separation area of a calcium carbonate preparation and filtration separation device of the present utility model uses a grille plate for precipitation separation and is screened through sieve plates, improving the screening quality and yield.
Description of the Drawings
[0015] Figure 1 is a schematic structural diagram of a calcium carbonate preparation and filtration separation device of the present utility model;
[0016] Figure 2 is a front view of a calcium carbonate preparation and filtration separation device of the present utility model;
[0017] In the figure: 1 - Inlet, 2 - Preparation and separation tank, 21 - Preparation and mixing area, 211 - Stirring rod, 212 - Stirring blade, 213 - Discharge valve, 22 - Precipitation and separation area, 221 - Grid plate, 222 - Coarse sieve plate, 223 - Fine sieve plate, 224 - Drawer body, 3 - Introduction device, 31 - Storage tank, 32 - Air supply pump, 33 - Air supply pipe, 34 - Introduction head, 4 - Outlet, 5 - Support frame, 6 - Collection box, 7 - Water outlet.
Specific implementation manner
[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
[0019] Refer to Figure 1 、 Figure 2 In the embodiments of the present invention, a calcium carbonate preparation and filtration separation device includes an inlet 1, a preparation and separation tank 2, an introduction device 3, an outlet 4, a support frame 5, a collection box 6, and a water outlet 7. An inlet 1 is provided on one side of the top of the preparation and separation tank 2, and an introduction device 3 is provided on the other side. The introduction device 3 includes a storage tank 31, an air supply pump 32, an air supply pipe 33, and an introduction head 34. Carbon dioxide is stored in the storage tank 31. An air supply pump 32 is provided in the storage tank 31. The bottom of the storage tank 31 is connected to the introduction head 34 through the air supply pipe 33. The introduction head 34 is sunk at the bottom of the preparation and mixing area 21. The preparation and separation tank 2 internally includes a preparation and mixing area 21 and a precipitation and separation area 22. The preparation and mixing area 21 includes a stirring rod 211, a stirring blade 212, and a discharge valve 213. The top of the stirring rod 211 is connected to a rotating motor, and the side of the stirring rod 211 is connected to the stirring blade 212. The stirring blades 212 are arranged staggeredly. A discharge valve 213 is provided at the bottom of the preparation and mixing area 21. The preparation and mixing area 21 is arranged in the precipitation and separation area 22. A water outlet 7 is connected to one side of the top of the precipitation and separation area 22. The precipitation and separation area 22 includes a grid plate 221, a coarse sieve plate 222, a fine sieve plate 223, and a drawer body 224. A grid plate 221 is longitudinally arranged inside the precipitation and separation area 22. A coarse sieve plate 222 is provided at the bottom of the grid plate 221. A fine sieve plate 223 is provided at the bottom of the coarse sieve plate 222. The outer walls of the coarse sieve plate 222 and the fine sieve plate 223 are fixed in the drawer body 224. A pull ring is provided outside the drawer body 224. The lower side of the precipitation and separation area 22 is connected to the outlet 4. The lower side of the outlet 4 is connected to the collection box 6. The whole preparation and separation tank 2 is fixed by the support frame 5. A water outlet 7 is provided on one side of the preparation and separation tank 2.
[0020] A calcium carbonate preparation filtration and separation device of the utility model. When in use, alkaline water is poured into the preparation and separation tank 2 from the feed inlet 1 and left standing in the preparation mixing area 21. Carbon dioxide in the storage tank 31 is guided through the air supply pump 32 and the air supply pipe 33 to the air inlet head 34 at the bottom of the preparation mixing area 21 by the guiding device 3. The air guiding at the bottom can make the reaction more sufficient, and the mixture is stirred by the rotating stirring blades 212. After the stirring is completed, it reaches the precipitation and separation area 22 through the discharge valve 213. Calcium carbonate generated in the precipitation and separation area 22 settles, and is screened by the coarse sieve plate 222 and the fine sieve plate 223. The excess water flows out through the water outlet 7 at the top, and the precipitate is collected through the discharge port 4. The sieve plate can be replaced and cleaned through the pulling body 224, improving the practicability of the device.
[0021] The above embodiments are illustrative of the present utility model, not restrictive thereof. Any solution obtained by simply transforming the present utility model falls within the protection scope of the present utility model.
Claims
1. A calcium carbonate preparation filtering and separation device, characterized in that: The invention comprises a feed inlet (1), a preparation and separation tank (2), an introduction device (3), a discharge port (4), a support frame (5), a collection box (6), and a water outlet (7); the preparation and separation tank (2) is provided with a feed inlet (1) on one side of the top and an introduction device (3) on the other side; a preparation and mixing zone (21) and a sedimentation and separation zone (22) are provided inside the preparation and separation tank (2); the preparation and mixing zone (21) is arranged on the upper side of the sedimentation and separation zone (22); the lower side of the sedimentation and separation zone (22) is connected to the feed inlet (4); the lower side of the discharge port (4) is connected to the collection box (6); the preparation and separation tank (2) is fixed as a whole by a support frame (5); and the preparation and separation tank (2) is provided with a water outlet (7) on one side.
2. A calcium carbonate preparation, filtering and separation device as claimed in claim 1, characterized in that: The preparation and mixing zone (21) comprises a stirring rod (211), a stirring blade (212), and a discharge valve (213). The top of the stirring rod (211) is connected to a rotating motor, the side of the stirring rod (211) is connected to the stirring blade (212), and the bottom of the preparation and mixing zone (21) is provided with a discharge valve (213).
3. A calcium carbonate preparation, filtering and separation device as claimed in claim 2, characterized in that: The stirring blades (212) are arranged in a staggered manner.
4. A calcium carbonate preparation, filtration and separation device as claimed in claim 1, characterized in that: The sedimentation separation zone (22) comprises a grid plate (221), a coarse screen plate (222), a fine screen plate (223), and a drawer (224); a grid plate (221) is longitudinally arranged inside the sedimentation separation zone (22); a coarse screen plate (222) is arranged at the bottom of the grid plate (221); a fine screen plate (223) is arranged at the bottom of the coarse screen plate (222); the outer walls of the coarse screen plate (222) and the fine screen plate (223) are fixed inside the drawer (224); and a pull ring is arranged outside the drawer (224).
5. A calcium carbonate preparation, filtering and separation device as claimed in claim 4, characterized in that: One side of the top of the sedimentation and separation zone (22) is connected to the water outlet (7).
6. A calcium carbonate preparation, filtration and separation device as claimed in claim 1, characterized in that: The introduction device (3) comprises a storage box (31), an air pump (32), an air pipe (33), and an introduction head (34). Carbon dioxide is stored in the storage box (31). The storage box (31) is provided with an air pump (32). The bottom of the storage box (31) is connected to the introduction head (34) through the air pipe (33). The introduction head (34) is sunk to the bottom of the preparation mixing zone (21).