CN116550271B - Preparation method and device of suspension light tricalcium phosphate - Google Patents
Preparation method and device of suspension light tricalcium phosphate Download PDFInfo
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- CN116550271B CN116550271B CN202310653437.4A CN202310653437A CN116550271B CN 116550271 B CN116550271 B CN 116550271B CN 202310653437 A CN202310653437 A CN 202310653437A CN 116550271 B CN116550271 B CN 116550271B
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- 239000001506 calcium phosphate Substances 0.000 title claims abstract description 37
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 title claims abstract description 37
- 229910000391 tricalcium phosphate Inorganic materials 0.000 title claims abstract description 36
- 235000019731 tricalcium phosphate Nutrition 0.000 title claims abstract description 36
- 229940078499 tricalcium phosphate Drugs 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000000725 suspension Substances 0.000 title claims description 12
- 238000002156 mixing Methods 0.000 claims abstract description 91
- 238000006243 chemical reaction Methods 0.000 claims abstract description 67
- 238000003756 stirring Methods 0.000 claims abstract description 53
- 238000001914 filtration Methods 0.000 claims abstract description 33
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 23
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 23
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 23
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000243 solution Substances 0.000 claims abstract description 20
- 239000002002 slurry Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 12
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 11
- 239000012065 filter cake Substances 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 6
- 239000011259 mixed solution Substances 0.000 claims abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 20
- 238000005485 electric heating Methods 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 8
- 238000007602 hot air drying Methods 0.000 claims description 4
- 239000002253 acid Substances 0.000 abstract description 4
- 238000009776 industrial production Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 abstract description 3
- 230000035484 reaction time Effects 0.000 abstract description 3
- 239000012467 final product Substances 0.000 abstract 1
- 238000010902 jet-milling Methods 0.000 abstract 1
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 239000006172 buffering agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/322—Preparation by neutralisation of orthophosphoric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The application relates to the technical field of tricalcium phosphate preparation, in particular to a preparation method and a device of suspended light tricalcium phosphate, wherein the method comprises the following steps: adding calcium hydroxide and water into a mixing device for preliminary mixing, then introducing the mixed solution into an auxiliary stirring tank, and obtaining calcium hydroxide slurry after high-speed mixing; filtering the calcium hydroxide slurry, transferring the filtered solution into a reaction tank, adding phosphoric acid solution, heating and curing; vacuum filtering the cured slurry, finally drying the filter cake by hot air, and carrying out jet milling after drying to obtain the final product; the device comprises a first electric push rod, a fixed mounting frame, a fixed mounting disc, a first motor, an auxiliary mixing stirring wheel, a reaction device, a mixing device, a fixed supporting base and a conveying adjusting device. The method has the advantages of low cost, high yield, short reaction time, simple and easily obtained raw materials, suitability for industrial production, and capability of saving the use amount of acid and increasing the fluency of the product.
Description
Technical Field
The application relates to the technical field of tricalcium phosphate preparation, in particular to a preparation method and a device of suspension light tricalcium phosphate.
Background
Tricalcium phosphate is also known as calcium phosphate. The chemical formula Ca3 (PO 4) 2. White crystals or amorphous powders. There are various crystal forms, which are mainly divided into low-temperature beta phase and high-temperature alpha phase, the phase transition temperature is 1120-1170 ℃, the melting point is 1670 ℃, and the crystal forms are soluble in acid and insoluble in water and ethanol. Is a good bone repair material which is commonly found in human bones. In the process of producing and preparing the suspended light tricalcium phosphate, materials are required to be fully mixed, and the temperature is required to be accurately controlled in real time in the process of preparation reaction, so that the produced suspended light tricalcium phosphate has good quality, and a preparation device of the suspended light tricalcium phosphate is required to solve the problems.
Disclosure of Invention
The application aims to provide a preparation method and a preparation device of suspension light tricalcium phosphate, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions:
the preparation method and the device for the suspended light tricalcium phosphate comprise a first electric push rod, a fixed mounting frame, a fixed mounting plate, a first motor, an auxiliary mixing stirring wheel, a reaction device, a mixing device, a fixed supporting base and a conveying adjusting device, wherein the reaction device and the mixing device are respectively arranged at the upper parts of two ends of the fixed supporting base;
the mixing device comprises a mixing stirring wheel, a mixing tank, a second motor, an electric control valve, a discharge pipe, synchronous rotating wheels and a synchronous rotating belt, wherein the mixing stirring wheel is symmetrically and rotationally clamped in the mixing tank, the synchronous rotating wheels are fixedly connected to the bottom end of the mixing stirring wheel and are positioned at the bottom of the mixing tank, the synchronous rotating belt is rotationally clamped between the synchronous rotating wheels, the second motor is fixedly installed at the bottom of the mixing tank, the driving end of the second motor is fixedly connected with the synchronous rotating wheels, the discharge pipe is fixedly arranged at the bottom end of the mixing tank, and the electric control valve is fixedly installed on the discharge pipe;
the conveying adjusting device comprises an auxiliary conveying main body, a filtering screen plate, a first conveying frame and a second electric push rod, wherein the first conveying frame is fixedly connected to the auxiliary conveying main body, the filtering screen plate is slidably clamped on the first conveying frame, the second electric push rod is symmetrically and fixedly arranged on the first conveying frame through a frame body, and the driving end of the first conveying frame is fixedly connected with the upper end of the filtering screen plate;
the auxiliary conveying main body comprises a second conveying frame, an auxiliary stirring tank and a third motor, the auxiliary stirring tank is fixedly arranged in the middle of the second conveying frame, the third motor is fixedly arranged in the middle of the upper end of the auxiliary stirring tank, an auxiliary mixing wheel is rotatably arranged in the auxiliary stirring tank, and the upper end of the auxiliary mixing wheel is fixedly connected with the driving end of the third motor;
the reaction device comprises a reaction tank, an electric heating plate and a temperature sensor, wherein the electric heating plate is fixedly installed inside the reaction tank, and the temperature sensor is symmetrically and fixedly installed on the electric heating plate.
Preferably, the feed inlet at the bottom of the reaction tank is fixedly connected with the second conveying frame.
Preferably, the discharge pipe is fixedly connected with the second conveying frame.
Preferably, the second conveying frame, the first conveying frame, the mixing tank and the bottom end of the reaction tank are fixedly connected with the fixed support base.
Preferably, the second conveying frame and the first conveying frame are both communicated with the inside of the auxiliary stirring tank.
Preferably, the fixing mounting frame and the fixing support base are uniformly provided with fixing holes in a penetrating mode.
Preferably, the display screen and the alarm are fixedly installed on the fixed installation frame.
Preferably, the display screen is connected with the temperature sensor through wireless signals, and the display screen is connected with the alarm through a wire.
The preparation method of the suspension light tricalcium phosphate comprises the following steps:
a. adding calcium hydroxide and water into a mixing device, primarily mixing for 3-5 min at a rotating speed of 100-200/min, then introducing the mixed solution into an auxiliary stirring tank, and mixing for 10-15 min at a rotating speed of 500-600/min to obtain calcium hydroxide slurry;
b. then filtering the calcium hydroxide slurry, transferring the filtered solution into a reaction tank, adding phosphoric acid solution, heating to 80-90 ℃, and curing for 30-50 min;
c. vacuum filtering the cured slurry, wherein the vacuum degree is 0.5-0.6 Mpa, and the water content of a filter cake after the vacuum filtering is 15-20%;
d. finally, hot air drying is carried out on the filter cake, the drying inlet air temperature is 250-300 ℃, and air flow crushing is carried out after drying, so that the suspension light tricalcium phosphate can be obtained.
Preferably, the suspended light tricalcium phosphate comprises the following raw materials in parts by weight: 350-400 parts of calcium hydroxide, 320-340 parts of 75wt% phosphoric acid solution and 900-1200 parts of water.
Compared with the prior art, the application has the following beneficial effects:
1. according to the application, the mixing device is arranged, so that the materials can be quickly mixed, the mixed feed liquid enters the reaction device after being mixed and screened again through the conveying and adjusting device, and the mixed feed liquid fully reacts with other materials, so that the preparation efficiency is improved, and the prepared suspended light tricalcium phosphate is good in quality.
2. According to the application, the material liquid discharged from the first conveying frame can enter the reaction tank, then other material bodies are added to enable the material bodies to react in the reaction tank, the electric heating plate is started to control the temperature in the reaction tank, and the temperature in the reaction tank can be monitored in real time through the temperature sensor, so that the material body in the reaction tank has a good reaction effect, the temperature detected by the temperature sensor can be displayed in real time through the display screen, the reaction temperature in the reaction tank is conveniently observed and known, and when the reaction temperature is stable and no longer in a set range, the alarm automatically alarms and reminds.
3. The preparation method of the suspension light tricalcium phosphate has the advantages of low cost, high yield, short reaction time, simple and easily obtained raw materials, simple and environment-friendly synthesis process, suitability for industrial production, and capabilities of saving the use amount of acid and increasing the fluency of the product; the suspended light tricalcium phosphate prepared by the application can be used as an anticaking agent, a PH value regulator, a buffering agent and the like in food, and has wide application range.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a main body of the present application;
FIG. 2 is a schematic side perspective view of the main body of the present application;
FIG. 3 is a schematic structural view of a mixing device according to the present application;
FIG. 4 is a schematic view of the bottom end structure of the mixing wheel of the present application;
FIG. 5 is a schematic view of the structure of the conveying and adjusting device of the present application;
FIG. 6 is a schematic view of the auxiliary conveying body according to the present application;
FIG. 7 is a schematic view showing the internal structure of the auxiliary agitating tank of the present application;
FIG. 8 is a schematic structural view of a reaction apparatus of the present application;
FIG. 9 is a schematic diagram of a split structure of the reaction apparatus of the present application;
fig. 10 is a schematic structural view of a second embodiment of the main body of the present application.
In the figure: 1-first electric putter, 2-fixed mounting frame, 3-fixed mounting disc, 4-first motor, 5-auxiliary mix stirring wheel, 6-reaction unit, 7-mixing unit, 8-fixed support base, 9-transport adjusting device, 10-mix stirring wheel, 11-mixing tank, 12-second motor, 13-electronically controlled valve, 14-discharge tube, 15-synchronous rotating wheel, 17-synchronous rotating belt, 18-auxiliary transport main body, 19-filter screen plate, 20-first transport frame, 21-second electric putter, 22-second transport frame, 23-auxiliary stirring tank, 24-third motor, 25-auxiliary mix stirring wheel, 26-reaction tank, 27-electric heating plate, 28-temperature sensor, 29-display screen, 30-alarm.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The application is further described below with reference to the accompanying drawings.
Example 1
The preparation method of the suspension light tricalcium phosphate comprises the following steps:
a. adding calcium hydroxide and water into a mixing device, primarily mixing for 5min at a rotating speed of 100/min, then introducing the mixed solution into an auxiliary stirring tank, and mixing for 15min at a rotating speed of 500/min to obtain calcium hydroxide slurry;
b. then filtering the calcium hydroxide slurry, transferring the filtered solution into a reaction tank, adding phosphoric acid solution, heating to 80 ℃, and curing for 30min;
c. vacuum-filtering the cured slurry, wherein the vacuum degree is 0.5Mpa, and the water content of a filter cake after suction-filtering is 15%;
d. finally, hot air drying is carried out on the filter cake, the temperature of the drying inlet air is 250 ℃, and air flow crushing is carried out after drying, so that the suspended light tricalcium phosphate can be obtained.
Wherein, the suspended light tricalcium phosphate comprises the following raw materials in parts by weight: 350 parts of calcium hydroxide, 320 parts of 75wt% phosphoric acid solution and 900 parts of water.
Example 2
The preparation method of the suspension light tricalcium phosphate comprises the following steps:
a. adding calcium hydroxide and water into a mixing device, primarily mixing for 4min at a rotating speed of 150/min, then introducing the mixed solution into an auxiliary stirring tank, and mixing for 12min at a rotating speed of 550/min to obtain calcium hydroxide slurry;
b. then filtering the calcium hydroxide slurry, transferring the filtered solution into a reaction tank, adding phosphoric acid solution, heating to 85 ℃, and curing for 40min;
c. vacuum-filtering the cured slurry, wherein the vacuum degree is 0.5Mpa, and the water content of a filter cake after the vacuum-filtering is 18%;
d. finally, hot air drying is carried out on the filter cake, the temperature of the drying inlet air is 270 ℃, and air flow crushing is carried out after drying, so that the suspended light tricalcium phosphate can be obtained.
Wherein, the suspended light tricalcium phosphate comprises the following raw materials in parts by weight: 380 parts of calcium hydroxide, 330 parts of 75wt% phosphoric acid solution and 1000 parts of water.
Example 3
The preparation method of the suspension light tricalcium phosphate comprises the following steps:
a. adding calcium hydroxide and water into a mixing device, primarily mixing for 3min at a rotating speed of 200/min, then introducing the mixed solution into an auxiliary stirring tank, and mixing for 10min at a rotating speed of 600/min to obtain calcium hydroxide slurry;
b. then filtering the calcium hydroxide slurry, transferring the filtered solution into a reaction tank, adding phosphoric acid solution, heating to 90 ℃, and curing for 50min;
c. vacuum-filtering the cured slurry, wherein the vacuum degree is 0.6Mpa, and the water content of a filter cake after suction-filtering is 20%;
d. finally, the filter cake is dried by hot air, the temperature of the drying inlet air is 300 ℃, and air flow crushing is carried out after drying, so that the suspended light tricalcium phosphate can be obtained.
Wherein, the suspended light tricalcium phosphate comprises the following raw materials in parts by weight: 400 parts of calcium hydroxide, 340 parts of 75wt% phosphoric acid solution and 1200 parts of water.
The comprehensive examples 1-3 can obtain the preparation method of the suspension light tricalcium phosphate, which has the advantages of low cost, high yield, short reaction time, simple and easily obtained raw materials, simple and environment-friendly synthesis process, suitability for industrial production, and capability of saving the use amount of acid and increasing the fluency of the product; the suspended light tricalcium phosphate prepared by the application can be used as an anticaking agent, a PH value regulator, a buffering agent and the like in food, and has wide application range.
Example 4
Referring to fig. 1 and 2, an embodiment of the present application is provided: the preparation device of the suspended light tricalcium phosphate comprises a first electric push rod 1, a fixed mounting frame 2, a fixed mounting plate 3, a first motor 4, an auxiliary mixing stirring wheel 5, a reaction device 6, a mixing device 7, a fixed supporting base 8 and a conveying adjusting device 9, wherein the reaction device 6 and the mixing device 7 are respectively arranged at the upper parts of two ends of the fixed supporting base 8, the conveying adjusting device 9 is arranged in the middle of the fixed supporting base 8, the fixed mounting frame 2 is arranged above the reaction device 6, the first electric push rod 1 is symmetrically and fixedly arranged on the fixed mounting frame 2, the fixed mounting plate 3 is symmetrically and fixedly clamped on the fixed mounting frame 2, the driving end of the first electric push rod 1 is fixedly connected with the middle part of the upper end of the fixed mounting plate 3, the first motor 4 is fixedly arranged on the fixed mounting plate 3, the upper end of the auxiliary mixing stirring wheel 5 is fixedly connected with the upper end of the auxiliary mixing stirring wheel 5, and the auxiliary mixing stirring wheel 5 is positioned right above the reaction device 6;
referring to fig. 3 and 4, the mixing device 7 includes a mixing wheel 10, a mixing tank 11, a second motor 12, an electric control valve 13, a discharge pipe 14, a synchronous rotating wheel 15 and a synchronous rotating belt 17, the mixing wheel 10 is symmetrically and rotationally clamped inside the mixing tank 11, the synchronous rotating wheel 15 is fixedly connected to the bottom end of the mixing wheel 10, the synchronous rotating wheel 15 is positioned at the bottom of the mixing tank 11, the synchronous rotating belt 17 is rotationally clamped between the synchronous rotating wheels 15, the second motor 12 is fixedly installed at the bottom of the mixing tank 11, the driving end of the second motor 12 is fixedly connected with the synchronous rotating wheel 15, the discharge pipe 14 is fixedly arranged at the bottom end of the mixing tank 11, the electric control valve 13 is fixedly installed on the discharge pipe 14, a material body to be mixed is added into the mixing tank 11, and then the second motor 12 is started to enable the two mixing wheels 10 to rotate positively and negatively inside the mixing tank 11 through the synchronous rotating wheel 15 and the synchronous rotating belt 17, so that the material body is uniformly and rapidly mixed;
referring to fig. 5, the conveying adjustment device 9 includes an auxiliary conveying main body 18, a filtering screen plate 19, a first conveying frame 20 and a second electric push rod 21, the first conveying frame 20 is fixedly connected to the auxiliary conveying main body 18, the filtering screen plate 19 is slidably clamped on the first conveying frame 20, the second electric push rod 21 is symmetrically and fixedly installed on the first conveying frame 20 through a frame body, the driving end of the first conveying frame 20 is fixedly connected with the upper end of the filtering screen plate 19, and the second electric push rod 21 can enable the filtering screen plate 19 to be lifted up, so that the filtering screen plate 19 is convenient to clean;
referring to fig. 6 and 7, the auxiliary conveying main body 18 includes a second conveying frame 22, an auxiliary stirring tank 23 and a third motor 24, the auxiliary stirring tank 23 is fixedly installed in the middle of the second conveying frame 22, the third motor 24 is fixedly installed in the middle of the upper end of the auxiliary stirring tank 23, an auxiliary mixing wheel 25 is rotatably installed in the auxiliary stirring tank 23, the upper end of the auxiliary mixing wheel 25 is fixedly connected with the driving end of the third motor 24, and the auxiliary mixing wheel 25 can be driven to rotate positively and negatively in the auxiliary stirring tank 23 through the third motor 24, so that the mixed liquid entering the auxiliary stirring tank 23 is fully and uniformly mixed;
referring to fig. 8 and 9, the reaction device 6 includes a reaction tank 26, an electric heating plate 27 and a temperature sensor 28, the electric heating plate 27 is fixedly installed inside the reaction tank 26, the temperature sensor 28 is symmetrically and fixedly installed on the electric heating plate 27, the feed liquid discharged from the first conveying frame 20 can enter the reaction tank 26, then other materials are added to enable the materials to react in the reaction tank 26, the electric heating plate 27 is started to control the temperature in the reaction tank 26, and the temperature in the reaction tank 26 can be monitored in real time through the temperature sensor 28, so that the reaction effect of the materials in the reaction tank 26 is good.
The feed inlet and the second of retort 26 bottom carry frame 22 fixed connection, and discharge tube 14 and second carry frame 22 fixed connection, second carry frame 22 and first carry frame 20 and the bottom and the fixed support base 8 fixed connection of blending tank 11 and retort 26 play fixed connection's effect.
The second conveying frame 22 and the first conveying frame 20 are both communicated with the inside of the auxiliary stirring tank 23 so that the feed liquid can be conveyed.
The fixed mounting frame 2 and the fixed support base 8 are evenly provided with fixing holes in a penetrating mode, and the equipment is convenient to fixedly install and use.
In the embodiment, when the material to be mixed is added into the mixing tank 11, the second motor 12 is started to rotate the two mixing and stirring wheels 10 in the front and back directions in the mixing tank 11 through the synchronous rotating wheel 15 and the synchronous rotating belt 17, so that the material is uniformly and quickly mixed, after the material is mixed, the electric control valve 13 is started to enable the mixed liquid to enter the second conveying frame 22 through the discharge pipe 14 and then enter the auxiliary stirring tank 23, the third motor 24 is started at the moment, the auxiliary mixing wheel 25 can be driven to rotate in the front and back directions in the auxiliary stirring tank 23 through the third motor 24, the mixed liquid entering the auxiliary stirring tank 23 is fully and uniformly mixed, then the mixed liquid enters the first conveying frame 20 under the pushing of the rotation and flowing force of the auxiliary mixing wheel 25, and large particles are intercepted by the filtering sieve plate 19 when passing through the first conveying frame 20, and can be mixed again after entering the auxiliary stirring tank 23, the filtering sieve plate 19 can be lifted by the second electric push rod 21, so that the filtering sieve plate 19 is convenient to clean, the feed liquid discharged from the first conveying frame 20 can enter the reaction tank 26, then other materials are added to enable the materials to react in the reaction tank 26, the electric heating plate 27 is started to control the temperature in the reaction tank 26, and the temperature in the reaction tank 26 can be monitored in real time by the temperature sensor 28, so that the material reaction effect in the reaction tank 26 is good;
when reacting in the reaction tank 26, the first electric push rod 1 and the first motor 4 are started, the auxiliary mixing and stirring wheel 5 can be inserted into the reaction tank 26 through the first electric push rod 1, the auxiliary mixing and stirring wheel 5 can be rotated through the first motor 4, and the auxiliary stirring accelerates the reaction rate.
Example 5
On the basis of embodiment 4, as shown in fig. 10, a display screen 29 and an alarm 30 are fixedly mounted on the fixed mount 2.
The display screen 29 is connected with the temperature sensor 28 in a wireless signal manner, and the display screen 29 is connected with the alarm 30 through a wire.
In the embodiment, the temperature detected by the temperature sensor 28 can be displayed in real time through the display screen 29, so that the reaction temperature in the reaction tank 26 can be conveniently observed and known, and the alarm 30 automatically alarms and reminds when the reaction tank is stable within a no-setting range.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The preparation device of the suspended light tricalcium phosphate comprises a first electric push rod (1), a fixed mounting frame (2), a fixed mounting plate (3), a first motor (4), an auxiliary mixing stirring wheel (5), a reaction device (6), a mixing device (7), a fixed supporting base (8) and a conveying adjusting device (9); the method is characterized in that: the two first electric push rods (1) are symmetrically and fixedly installed on the fixed installation frame (2), the fixed installation plates (3) are symmetrically and slidably clamped on the fixed installation frame (2), the driving ends of the first electric push rods (1) are fixedly connected with the middle part of the upper end of the fixed installation plates (3), the first motors (4) are fixedly installed on the fixed installation plates (3), the upper ends of the auxiliary mixing stirring wheels (5) are slidably inserted on the fixed installation frame (2), the driving ends of the first motors (4) are fixedly connected with the upper ends of the auxiliary mixing stirring wheels (5), the auxiliary mixing stirring wheels (5) are located right above the reaction device (6), the conveying adjusting device (9) is arranged in the middle of the fixed support base (8), and the fixed installation frame (2) is arranged above the reaction device (6). The reaction device (6) and the mixing device (7) are respectively arranged at the upper parts of the two ends of the fixed support base (8);
the mixing device (7) comprises a mixing stirring wheel (10), a mixing tank (11), a second motor (12), an electric control valve (13), a discharge pipe (14), synchronous rotating wheels (15) and a synchronous rotating belt (17), wherein the mixing stirring wheel (10) is two, the symmetrical rotating wheels are clamped in the mixing tank (11), the synchronous rotating wheels (15) are fixedly connected to the bottom end of the mixing stirring wheel (10), the synchronous rotating wheels (15) are positioned at the bottom of the mixing tank (11), the synchronous rotating belt (17) is clamped between the synchronous rotating wheels (15), the second motor (12) is fixedly arranged at the bottom of the mixing tank (11), the driving end of the second motor (12) is fixedly connected with the synchronous rotating wheels (15), the discharge pipe (14) is fixedly arranged at the bottom end of the mixing tank (11), the electric control valve (13) is fixedly arranged on the discharge pipe (14), a material body to be mixed is added into the mixing tank (11), and then the second motor (12) is started to enable the two mixing wheels (10) to uniformly rotate in the mixing tank (11) in a positive and negative direction through the synchronous rotating wheels (15) and the synchronous rotating belt (17);
the conveying adjusting device (9) comprises an auxiliary conveying main body (18), a filtering screen plate (19), a first conveying frame (20) and a second electric push rod (21), wherein the first conveying frame (20) is fixedly connected to one side of the auxiliary conveying main body (18), the filtering screen plate (19) is slidably clamped on the first conveying frame (20), the two second electric push rods (21) are symmetrically and fixedly arranged on the first conveying frame (20) through a frame body, the driving end of each second electric push rod (21) is fixedly connected with the upper end of each filtering screen plate (19), and each second electric push rod (21) can enable the corresponding filtering screen plate (19) to be lifted, so that the filtering screen plate (19) is convenient to clean;
the auxiliary conveying main body (18) comprises a second conveying frame (22), an auxiliary stirring tank (23) and a third motor (24), the auxiliary stirring tank (23) is fixedly arranged in the middle of the second conveying frame (22), the third motor (24) is fixedly arranged in the middle of the upper end of the auxiliary stirring tank (23), an auxiliary mixing wheel (25) is rotatably arranged in the auxiliary stirring tank (23), the upper end of the auxiliary mixing wheel (25) is fixedly connected with the driving end of the third motor (24), and the auxiliary mixing wheel (25) can be driven to rotate positively and negatively in the auxiliary stirring tank (23) through the third motor (24), so that the mixed liquid entering the auxiliary stirring tank (23) is fully and uniformly mixed;
the reaction device (6) comprises a reaction tank (26), an electric heating plate (27) and a temperature sensor (28), wherein the electric heating plate (27) is fixedly arranged in the reaction tank (26), the temperature sensor (28) is symmetrically and fixedly arranged on the electric heating plate (27), feed liquid discharged from the first conveying frame (20) can enter the reaction tank (26) for reaction, the electric heating plate (27) is started to control the temperature in the reaction tank (26), and the temperature in the reaction tank (26) is monitored in real time through the temperature sensor (28);
the feed inlet at the bottom of the reaction tank (26) is fixedly connected with the first conveying frame (20), the discharge pipe (14) is fixedly connected with the second conveying frame (22), the second conveying frame (22) and the first conveying frame (20) as well as the bottom ends of the mixing tank (11) and the reaction tank (26) are fixedly connected with the fixed support base (8);
the second conveying frame (22) and the first conveying frame (20) are communicated with the inside of the auxiliary stirring tank (23).
2. A method for preparing suspended light tricalcium phosphate, which adopts the device for preparing suspended light tricalcium phosphate as set forth in claim 1, and is characterized by comprising the following steps:
a. adding calcium hydroxide and water into a mixing device (7), primarily mixing for 3-5 min at a rotating speed of 100-200 r/min, then introducing the mixed solution into an auxiliary stirring tank (23), and mixing for 10-15 min at a rotating speed of 500-600 r/min to obtain calcium hydroxide slurry;
b. then filtering the calcium hydroxide slurry, transferring the filtered solution into a reaction tank (26), adding phosphoric acid solution, heating to 80-90 ℃, and curing for 30-50 min;
c. vacuum filtering the cured slurry, wherein the vacuum degree is 0.5-0.6 Mpa, and the water content of a filter cake after the vacuum filtering is 15-20%;
d. finally, hot air drying is carried out on the filter cake, the drying inlet air temperature is 250-300 ℃, and air flow crushing is carried out after drying, so that the suspension light tricalcium phosphate can be obtained.
3. The method for preparing suspended light tricalcium phosphate as claimed in claim 2, wherein the suspended light tricalcium phosphate comprises the following raw materials in parts by weight: 350-400 parts of calcium hydroxide, 320-340 parts of 75wt% phosphoric acid solution and 900-1200 parts of water.
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