CN220371042U - Nanometer calcium carbonate production facility - Google Patents
Nanometer calcium carbonate production facility Download PDFInfo
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- CN220371042U CN220371042U CN202322242432.0U CN202322242432U CN220371042U CN 220371042 U CN220371042 U CN 220371042U CN 202322242432 U CN202322242432 U CN 202322242432U CN 220371042 U CN220371042 U CN 220371042U
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- Prior art keywords
- reaction kettle
- air inlet
- inlet pipeline
- calcium carbonate
- pipeline
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- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title claims abstract description 72
- 229910000019 calcium carbonate Inorganic materials 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000006243 chemical reaction Methods 0.000 claims abstract description 97
- 238000005406 washing Methods 0.000 claims abstract description 37
- 238000005276 aerator Methods 0.000 claims abstract description 29
- 239000007788 liquid Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 5
- 239000002002 slurry Substances 0.000 abstract description 14
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000005273 aeration Methods 0.000 description 13
- 235000019738 Limestone Nutrition 0.000 description 9
- 239000006028 limestone Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 8
- 239000011777 magnesium Substances 0.000 description 7
- 229910052749 magnesium Inorganic materials 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000006213 oxygenation reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical group [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000011419 magnesium lime Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
The utility model disclosesThe nano calcium carbonate production equipment comprises a carbonation reaction area and a washing area, wherein the carbonation reaction area comprises a reaction kettle, a movable reaction kettle cover, a main air inlet pipeline, a branch air inlet pipeline, a microporous tube type aerator and the like; the movable reaction kettle cover is arranged at the top of the reaction kettle; the main air inlet pipeline and the branch air inlet pipeline are arranged in the middle of the movable reaction kettle cover; the microporous tube type aerator is distributed on the main air inlet pipeline and the branch air inlet pipeline; the washing area comprises a lifting device and a washing device, and the lifting device is used for lifting the movable reaction kettle cover, the main air inlet pipeline, the branch air inlet pipeline and the microporous tube type aerator; the washing device is used for washing the microporous tube type aerator. The utility model reasonably utilizes the microporous tube aerator, and can effectively treat CO 2 The mixed gas is uniformly distributed in the carbonation reaction area to ensure that CO 2 Can uniformly react with slurry, and solves the problems of easy blockage, difficult cleaning and difficult replacement of the microporous tube type aerator.
Description
Technical Field
The utility model relates to the technical field of nano calcium carbonate production equipment, in particular to nano calcium carbonate production equipment.
Background
The calcium carbonate is an inorganic nonmetallic powder material with very wide application, and is widely applied to various fields such as plastics, rubber, paint, printing ink, papermaking and the like because of the advantages of low price, wide raw material sources, no toxicity and harm, small pollution in the production process and the like; however, the common calcium carbonate only has the functions of capacity and weight increment, has poor reinforcing effect, can not meet the increasingly-improved requirements of various industries, and has limited application fields. Therefore, the nano calcium carbonate with a certain reinforcing effect, controllable crystal morphology and particle size less than 100nm is researched and developed, and is greatly focused by technical research personnel at home and abroad.
In industrial production of nano calcium carbonate, high-quality limestone with low magnesium and high calcium content is generally used as production raw material, and the nano calcium carbonate is prepared through procedures such as calcination, digestion, refining, ageing, carbonation and the like, so that Mg in the limestone is avoided 2+ The appearance and the grain size of the calcium carbonate crystal are affected. With the rapid development of the building industry in recent years, a large amount of high-quality limestone is used in the building industry, while the high-quality limestone required by the calcium carbonate industry is less and less, and the application of the high-magnesium limestone has gradually become trend to adapt to the development of the industry. When preparing cubic nano calcium carbonate, the purity requirement on raw materials is high, the magnesium content is an important index for evaluating limestone, the magnesium ion content has a larger influence on the morphology of the nano calcium carbonate, when preparing the calcium carbonate by adopting high-magnesium limestone or dolomite ore at present, a separation technology is generally used, and the calcium and magnesium ions are separated and then react, so that the production cost is high, and meanwhile, corresponding industrial equipment is absent, so that the application of the high-magnesium limestone in the calcium carbonate industry is limited.
The aeration device is equipment for supplying oxygen to an aeration tank in the wastewater activated sludge water treatment process, and aeration not only enables liquid in the tank to be in contact with air for oxygenation, but also accelerates the transfer of oxygen in the air to the liquid due to stirring of the liquid, thereby completing the oxygenation purpose; in addition, aeration also has the purpose of preventing the suspension in the tank from sinking and strengthening the contact between the organic matters in the tank and the microorganisms and the dissolved oxygen, thereby ensuring the oxidative decomposition of the organic matters in the sewage by the microorganisms in the tank under the condition of sufficient dissolved oxygen. Patent CN210915493U discloses a high-efficient water pollution abatement device, and the device includes frame, aeration tank, air pump, stirring etc. and the base top is arranged in to the aeration tank, sets up the bottom agitator in the aeration tank, and the jar inboard is provided with the trachea and is connected with outside air pump, is provided with the aeration pipe on the trachea, all in the aeration tank respectively with the air through the aeration pipe, the stirring rake of vertical juxtaposition between the aeration pipe, further evenly mixes gas-liquid. The device is used for treating sewage and synthesizing calcium carbonate, has the problems of easy blockage of an aeration pipe, difficult cleaning in a tank and the like, and is uncomfortable and used for preparing calcium carbonate.
Disclosure of Invention
Aiming at the technical problems, the utility model provides nano calcium carbonate production equipment which reasonably utilizes a microporous tube type aerator and can effectively treat CO 2 The mixed gas is uniformly distributed in the carbonation reaction area to ensure that CO 2 Can uniformly react with slurry, and solves the problems of easy blockage, difficult cleaning and difficult replacement of the microporous tube type aerator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the nano calcium carbonate production equipment comprises a carbonation reaction area and a washing area, wherein the carbonation reaction area comprises a reaction kettle, a movable reaction kettle cover, a main air inlet pipeline, a branch air inlet pipeline, a microporous tube type aerator and a feeding pipeline; the movable reaction kettle cover is arranged at the top of the reaction kettle; the main air inlet pipeline and the branch air inlet pipeline are arranged in the middle of the movable reaction kettle cover through a flange six-way joint; the microporous tube type aerators are vertically and alternately distributed on the main air inlet pipeline and the branch air inlet pipeline, and the microporous tube type aerators are staggered; the feeding pipeline is arranged on the side wall of the upper part of the reaction kettle and extends towards the inner bottom of the reaction kettle; the washing area comprises a lifting device and a washing device, and the lifting device is arranged above the carbonation reaction area and connected with the movable reaction kettle cover and used for lifting the movable reaction kettle cover, the main air inlet pipeline, the branch air inlet pipeline and the microporous pipe aerator; the washing device is used for washing the microporous tube type aerator.
Preferably, the lifting device comprises a platform bracket, a mounting platform, a winch and a hoisting bracket; the platform bracket is arranged at the top of the reaction kettle; the mounting platform is arranged on the platform bracket; the hoist engine is located on the mounting platform, the hoist and mount support is located movable reation kettle lid top, hoist engine and hoist and mount support connection, drive movable reation kettle lid through hoist and mount support and go up and down.
Preferably, the washing device comprises an annular washing pipeline and nozzles, wherein the annular washing pipeline is horizontally arranged on the platform support, and the nozzles are distributed on the annular washing pipeline.
Preferably, the reactor further comprises a side-entering stirrer, and the side-entering stirrer is arranged at the bottom of the reactor.
Preferably, the side-entering stirrer is provided with a plurality of groups at intervals along the circumferential direction of the bottom of the reaction kettle.
Preferably, the reactor further comprises a discharge pipeline, wherein the discharge pipeline is arranged in the middle of the bottom of the reactor, a control valve is arranged on the discharge pipeline, and a discharge port of the discharge pipeline is positioned on the base of the reactor.
Preferably, an ultrasonic liquid level meter mounting port is arranged on the movable reaction kettle cover.
Preferably, the side wall of the reaction kettle is provided with a reaction area upper layer temperature sensor, a pH meter mounting interface and a reaction area lower layer temperature sensor from top to bottom.
Preferably, the reaction kettle further comprises a reaction kettle base, wherein the reaction kettle is vertical and is arranged on the reaction kettle base.
Preferably, a manhole is arranged on the reaction kettle base.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model reasonably designs the main air inlet pipeline and the branch pipeline, and the multi-layer microporous tube type aerator is arranged on the air inlet pipeline, and the aeration device is utilized to ensure that the slurry liquid and the mixed gas are fully contacted, and the CO in the mixed gas can be accelerated due to stirring the liquid 2 Transfer to slurry, can effectively transfer CO 2 The mixed gas is uniformly distributed in the carbonation reaction area to ensure that CO 2 Can uniformly react with the slurry and improve the mixing and reaction rate; the upper part of the carbonation reaction area is provided with a washing area, and a lifting device is arranged, so that the movable reaction kettle cover, the main air inlet pipeline, the branch air inlet pipeline and the microporous tube type aerator can be lifted to the washing area together for washing, and the problems of easy blockage, difficult cleaning and difficult replacement caused by using the microporous tube type aerator as a gas distributor are solved; meanwhile, the side-entering stirrer is arranged, so that the precipitate generated by the reaction is uniformly dispersed, and the uneven reaction caused by sedimentation is avoided.
2. The utility model creatively designs a carbonation reaction kettle, which has the advantages of simple structure and convenient installation and is suitable for industrial automatic control.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
in the figure, each serial number and name are as follows:
1-annular washing pipeline, 11-winch, 12-mounting platform, 13-platform bracket, 14-nozzle, 15-hoisting bracket, 16-movable reaction kettle cover and 17-CO 2 The device comprises an air inlet, an 18-flange six-way joint, a 19-ultrasonic liquid level meter mounting port, a 2-carbonation reaction area, a 21-spiral nozzle tower washer, a 22-feeding pipeline, a 23-side inlet stirrer, a 24-branch air inlet pipeline, a 25-main air inlet pipeline, a 26-microporous tubular aerator, a 27-reaction area upper temperature sensor, a 28-pH meter mounting port, a 29-reaction area lower temperature sensor, a 3-reaction kettle base, a 31-manhole, a 32-discharge pipeline, a 33-discharge pipeline valve and a 34-discharge port.
Detailed Description
One embodiment of the present utility model will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present utility model is not limited by the embodiment. It should be understood that the directions "up", "down", "left" and "right" in the following embodiments of the present utility model are all referenced to the positions corresponding to the drawings. These directional terms are used for convenience of description only and do not represent any limitation on the specific technical solution of the present utility model. Unless otherwise indicated, like reference numerals in the figures refer to like structures.
Example 1
As shown in fig. 1, the nano calcium carbonate production equipment comprises a carbonation reaction area and a washing area, wherein the carbonation reaction area comprises a reaction kettle 2, a movable reaction kettle cover 16, a main air inlet pipeline 25, a branch air inlet pipeline 24, a microporous tube type aerator 26 and a feeding pipeline 22; the movable reaction kettle cover 16 is arranged at the top of the reaction kettle 2; the main air inlet pipeline 25 and the branch air inlet pipeline 24 are arranged in the middle of the movable reaction kettle cover 16 through the flange six-way joint 18; the microporous tube type aerators 26 are vertically and alternately distributed on the main air inlet pipeline 25 and the branch air inlet pipeline 24, and the microporous tube type aerators 26 are mutually staggered; the feeding pipeline 22 is arranged on the side wall of the upper part of the reaction kettle 2 and extends towards the inner bottom of the reaction kettle 2; the washing area comprises a lifting device and a washing device which are all arranged above the carbonation reaction area, and the lifting device is connected with the movable reaction kettle cover 16 and is used for lifting the movable reaction kettle cover 16, the main air inlet pipeline 25, the branch air inlet pipeline 24 and the microporous tube aerator 26; the washing device is used for washing the microporous tube aerator 26.
The lifting device comprises a platform bracket 13, a mounting platform 12, a winch 11 and a lifting bracket 15; the platform bracket 13 is arranged at the top of the reaction kettle 2; the mounting platform 12 is arranged on the platform bracket 13; the hoist engine 11 is arranged on the mounting platform 12, the lifting support 15 is arranged at the top of the movable reaction kettle cover 16, the hoist engine 11 is connected with the lifting support 15, and the movable reaction kettle cover 16 is driven to lift through the lifting support 15.
The washing device comprises an annular washing pipeline 1 and nozzles 14, wherein the annular washing pipeline 1 is horizontally arranged on a platform bracket 13, and the nozzles 14 are distributed on the annular washing pipeline 1.
The reactor also comprises a side-entering stirrer 23, wherein the side-entering stirrer 23 is arranged at the bottom of the reactor 2.
The side-entering type stirrer 23 is provided with a plurality of groups at intervals along the circumferential direction of the bottom of the reaction kettle 2.
The reactor further comprises a discharge pipeline 32, wherein the discharge pipeline 32 is arranged in the middle of the bottom of the reactor 2, a control valve 33 is arranged on the discharge pipeline 32, and a discharge port 34 of the discharge pipeline 32 is positioned on the reactor base 3.
An ultrasonic liquid level meter mounting port 19 is arranged on the movable reaction kettle cover 16.
The side wall of the reaction kettle 2 is provided with a reaction zone upper layer temperature sensor 27, a pH meter mounting interface 28 and a reaction zone lower layer temperature sensor 29 from top to bottom.
Still include the reation kettle base, reation kettle 2 is vertical, locates on kettle base 3.
And a manhole 31 is arranged on the reaction kettle base 3.
The working process of the utility model is as follows:
crushing and calcining the magnesium-containing limestone to prepare high-magnesium lime, and thenSlaking, refining and aging lime to obtain refined lime slurry emulsion containing calcium hydroxide and magnesium hydroxide; for reaction kettle 2 and CO 2 The air inlet 17, the main air inlet pipeline 25, the branch air inlet pipeline 24 and the microporous tube type aerator 26 are cleaned, then the movable reaction kettle cover 16 is placed at the lowest position, the discharge pipeline control valve 33 is closed, the feeding pipeline 22 is opened, refined lime slurry emulsion is introduced into the reaction kettle 2, and when the liquid level reaches the upper temperature sensor 27 of the reaction kettle 2, the side-entering stirrer 23 is started to stir slurry, so that the slurry circulates in the reaction kettle 2 from bottom to top; then adding a pH regulator from a feed pipeline 22 to regulate the pH value of the slurry; after the pH of the slurry reaches a set value, starting CO 2 The air inlet 17 introduces CO into the main air inlet pipeline 25 and the branch air inlet pipeline 24 2 CO is produced by mixing the gases and passing through a microporous tube aerator 26 2 Reacting with calcium hydroxide to prepare calcium carbonate seed crystal, and continuously adding a pH regulator to control pH in the reaction process; after reaching the synthesis time of calcium carbonate crystal nucleus, stopping adding the pH regulator and introducing the mixed gas, adding the surfactant from the feeding pipeline 22, and stirring for dispersion; then continue to feed CO 2 The mixed gas reacts, when the pH value of the slurry reaches a set value, the upper layer temperature and the lower layer temperature of the reaction kettle are consistent, and the reaction is stopped, so that the rod-shaped calcium carbonate slurry with the core of calcium carbonate and the surface coated with magnesium carbonate is prepared; and (3) conveying the slurry obtained in the step (IV) to the procedures of dehydration, washing, re-dehydration, drying, packaging and the like, and obtaining the calcium-magnesium core-shell structure rod-shaped calcium carbonate.
The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.
Claims (10)
1. The nanometer calcium carbonate production facility is characterized in that: the device comprises a carbonation reaction area and a washing area, wherein the carbonation reaction area comprises a reaction kettle (2), a movable reaction kettle cover (16), a main air inlet pipeline (25), a branch air inlet pipeline (24), a microporous tube aerator (26) and a feeding pipeline (22); the movable reaction kettle cover (16) is arranged at the top of the reaction kettle (2); the main air inlet pipeline (25) and the branch air inlet pipeline (24) are arranged in the middle of the movable reaction kettle cover (16) through a flange six-way joint (18); the microporous tube type aerators (26) are vertically and alternately distributed on the main air inlet pipeline (25) and the branch air inlet pipeline (24), and the microporous tube type aerators (26) are staggered; the feeding pipeline (22) is arranged on the side wall of the upper part of the reaction kettle (2) and extends towards the inner bottom of the reaction kettle (2); the washing area comprises a lifting device and a washing device, and is arranged above the carbonation reaction area, and the lifting device is connected with the movable reaction kettle cover (16) and is used for lifting the movable reaction kettle cover (16), the main air inlet pipeline (25), the branch air inlet pipeline (24) and the microporous tube type aerator (26); the washing device is used for washing the microporous tube type aerator (26).
2. The nano calcium carbonate production apparatus according to claim 1, wherein: the lifting device comprises a platform bracket (13), a mounting platform (12), a winch (11) and a lifting bracket (15); the platform bracket (13) is arranged at the top of the reaction kettle (2); the mounting platform (12) is arranged on the platform bracket (13); the hoist engine (11) is located on mounting platform (12), hoist and mount support (15) are located movable reaction kettle cover (16) top, hoist and mount support (15) are connected, drive movable reaction kettle cover (16) through hoist and mount support (15) and go up and down.
3. The nano calcium carbonate production apparatus according to claim 1, wherein: the washing device comprises an annular washing pipeline (1) and nozzles (14), wherein the annular washing pipeline (1) is horizontally arranged on a platform bracket (13), and the nozzles (14) are distributed on the annular washing pipeline (1).
4. The nano calcium carbonate production apparatus according to claim 1, wherein: the reaction kettle also comprises a side-entering stirrer (23), wherein the side-entering stirrer (23) is arranged at the bottom of the reaction kettle (2).
5. The nano calcium carbonate production apparatus according to claim 4, wherein: the side-entering type stirrer (23) is provided with a plurality of groups at intervals along the circumferential direction of the bottom of the reaction kettle (2).
6. The nano calcium carbonate production apparatus according to claim 1, wherein: still include row material pipeline (32), row material pipeline (32) are located reation kettle (2) bottom middle part, are equipped with control valve (33) on it, and row material mouth (34) of row material pipeline (32) are located reation kettle base (3).
7. The nano calcium carbonate production apparatus according to claim 1, wherein: an ultrasonic liquid level meter mounting port (19) is arranged on the movable reaction kettle cover (16).
8. The nano calcium carbonate production apparatus according to claim 1, wherein: the side wall of the reaction kettle (2) is provided with a reaction zone upper layer temperature sensor (27), a pH meter mounting interface (28) and a reaction zone lower layer temperature sensor (29) from top to bottom.
9. The nano calcium carbonate production apparatus according to claim 1, wherein: still include reation kettle base (3), reation kettle (2) are vertical, locate on reation kettle base (3).
10. The nano calcium carbonate production apparatus according to claim 9, wherein: and a manhole (31) is arranged on the reaction kettle base (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322242432.0U CN220371042U (en) | 2023-08-21 | 2023-08-21 | Nanometer calcium carbonate production facility |
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Application Number | Priority Date | Filing Date | Title |
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CN202322242432.0U CN220371042U (en) | 2023-08-21 | 2023-08-21 | Nanometer calcium carbonate production facility |
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Publication Number | Publication Date |
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CN220371042U true CN220371042U (en) | 2024-01-23 |
Family
ID=89562803
Family Applications (1)
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CN202322242432.0U Active CN220371042U (en) | 2023-08-21 | 2023-08-21 | Nanometer calcium carbonate production facility |
Country Status (1)
Country | Link |
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CN (1) | CN220371042U (en) |
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2023
- 2023-08-21 CN CN202322242432.0U patent/CN220371042U/en active Active
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