CN116500290B - Supersaturated solid medicament adding device and method based on transmission method - Google Patents
Supersaturated solid medicament adding device and method based on transmission method Download PDFInfo
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- CN116500290B CN116500290B CN202310742717.2A CN202310742717A CN116500290B CN 116500290 B CN116500290 B CN 116500290B CN 202310742717 A CN202310742717 A CN 202310742717A CN 116500290 B CN116500290 B CN 116500290B
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- beaker
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- magnet
- powder
- solid medicament
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- 239000003814 drug Substances 0.000 title claims abstract description 67
- 239000007787 solid Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 37
- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 239000000843 powder Substances 0.000 claims abstract description 41
- 238000003756 stirring Methods 0.000 claims abstract description 33
- 239000013078 crystal Substances 0.000 claims abstract description 28
- 238000007599 discharging Methods 0.000 claims description 11
- 229940126589 solid medicine Drugs 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 abstract description 12
- 239000000126 substance Substances 0.000 abstract description 7
- 239000001103 potassium chloride Substances 0.000 abstract description 6
- 235000011164 potassium chloride Nutrition 0.000 abstract description 6
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 20
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 5
- 229940079593 drug Drugs 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 235000012054 meals Nutrition 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 239000008177 pharmaceutical agent Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/45—Magnetic mixers; Mixers with magnetically driven stirrers
- B01F33/452—Magnetic mixers; Mixers with magnetically driven stirrers using independent floating stirring elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71815—Feed mechanisms characterised by the means for feeding the components to the mixer using vibrations, e.g. standing waves or ultrasonic vibrations
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/82—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a precipitate or turbidity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/23—Mixing of laboratory samples e.g. in preparation of analysing or testing properties of materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention relates to a supersaturated solid medicament adding device and method based on a transmission method, comprising a frame body and a beaker for treating a sample, wherein an automatic dosing assembly, a stirring device and a transmission light measuring device are arranged on the frame body, the automatic dosing assembly is used for controlling the addition of potassium chloride powder into the beaker in an analysis and test process, the stirring device is arranged below the beaker, the transmission light measuring device comprises a light source and a sensor correspondingly arranged at the bottom of the beaker, the sensor arranged opposite to the light source is used for receiving the transmission light of liquid after the light source irradiates the bottom of the beaker to separate out a crystal layer, and the transmission light is compared with a preset value to realize the automation of the solid powder adding process. The device and the method can detect the quantity change of precipitated crystals in the solution with high sensitivity, realize the automatic addition of supersaturated solid medicament in the chemical analysis process, and provide a basis for automatic chemical analysis.
Description
Technical Field
The invention relates to the technical field of analysis and measurement, in particular to a supersaturated solid medicament adding device and method based on a transmission method.
Background
In chemical analysis, it is often necessary to add solid reagents to the beaker to bring the solution to suspension concentration. For example, when determining the silica content using the potassium fluosilicate volumetric method, it is necessary to add potassium chloride particles to the solution until a small amount of potassium chloride particles are precipitated in the beaker, but it is also controlled not to precipitate too much potassium chloride particles, otherwise affecting the accuracy of the test results. Therefore, it is necessary to sensitively measure the number of precipitated crystals in order to control the addition amount of the solid pharmaceutical agent. According to lambert's law, the transmitted light is related to the concentration of the light absorbing substance and the thickness of the solution, when the light path structure and the thickness of the container are determined, the transmitted light intensity is related to the concentration of the light absorbing substance only, and the concentration of the light absorbing substance, that is, the number of precipitated reagent crystals can be judged by measuring the transmitted light intensity.
Disclosure of Invention
The invention aims to provide a supersaturated solid medicament adding device and method based on a transmission method, which effectively solve the problem of low measurement sensitivity caused by that a transmission light path only covers part of precipitated crystals in a container in the prior art.
In order to achieve the technical purpose, one of the purposes of the invention provides a supersaturated solid medicament adding device based on a transmission method, which comprises a frame body and a beaker for processing samples, wherein an automatic medicament adding component, a stirring device and a transmitted light measuring device are arranged on the frame body, the automatic medicament adding component is used for controlling the addition of potassium chloride powder into the beaker in an analysis and test process, the stirring device is arranged below the beaker, the stirring component can concentrate precipitated potassium chloride crystals to the middle area of the bottom of the beaker and remove stirring rods from the middle area of the bottom of the beaker, the transmitted light measuring device comprises a light source and a sensor correspondingly arranged in the center of the bottom of the beaker, the sensor is used for receiving transmitted light emitted by the light source and passing through a liquid and precipitated crystal layer, and the transmitted light measuring device is used for realizing the automation of the solid medicament adding process in comparison with a preset value.
Preferably, the automatic medicine feeding component I comprises a driving source and an automatic powder discharging bin, and the automatic powder discharging bin is driven by the driving source to move to the position above the beaker for automatic powder feeding in analysis and test.
Preferably, the stirring device comprises a movable magnetic stirrer, the magnetic stirrer is positioned at the bottom of the beaker to stir the solution in the beaker, and when the magnetic stirrer is far away from the beaker, the stirrer is limited at one side of the beaker, so that interference on transmitted light is reduced.
Preferably, the magnetic stirrer comprises a stirrer, a magnet I, a magnet II, a magnet seat, a motor I and a fixing plate, wherein the magnet is fixed in the magnet seat, a rotating shaft of the motor is connected with the magnet seat, and drives the magnet seat to rotate so as to drive the stirrer to rotate to stir the solution in the beaker, the motor I is fixed at the bottom of the fixing plate, the magnet II is arranged at one end of the fixing plate, and the fixing plate can move left and right.
Preferably, the frame body is provided with an air cylinder, an output shaft of the air cylinder is connected with a fixed plate, the fixed plate is driven to move through the extension of the output shaft of the air cylinder, so that the working state of the stirrer is changed, when the air cylinder is in an extension state, the first magnet is far away from the beaker, the second magnet is close to the bottom of the beaker, and the magnetic force of the second magnet limits the stirrer on one side of the beaker.
Preferably, the light source is arranged right above the beaker or obliquely above the same side as the magnet II.
Preferably, the automatic powder discharging bin comprises a powder storing bin, a rotating shaft, a stirring motor and a stirring rod, wherein the stirring rod is arranged in the powder storing bin, the stirring rod is used for stirring solid medicines in the powder storing bin uniformly under the driving of the stirring motor, the rotating shaft is arranged at the bottom of the powder storing bin, the vibrator is arranged on one side of the rotating shaft, a powder discharging opening is formed in the bottom of the rotating shaft, the vibrator vibrates the rotating shaft during operation, and the solid medicines fall into the beaker from the powder discharging opening.
Preferably, one side of the rotating shaft is provided with a vibrator, the rotating shaft is provided with a groove, the rotating shaft is driven to rotate by a motor, when the groove faces upwards, a medicine in the Chu Fen bin fills the groove of the rotating shaft, when medicine is needed to be added, the motor controls the rotating shaft to rotate until the groove faces downwards to the powder outlet, solid medicine falls into the beaker from the powder outlet under the action of gravity, the vibrator knocks the rotating shaft, the medicine in the groove of the rotating shaft completely falls, and after the feeding is finished, the motor controls the rotating shaft to rotate to enable the groove to return upwards.
Preferably, the solid medicament adding device further comprises a controller, and the automatic medicament adding assembly, the stirring device and the transmitted light measuring device are electrically connected with the controller.
The second object of the present invention is to provide a method for adding a solid chemical agent by using the above device, comprising the steps of: starting a light source, and recording a light intensity value before sample addition by a sensor; adding a solid medicament; moving the magnetic stirrer to the bottom of the beaker to drive the stirrer to rotate so as to stir the solution; stopping stirring, concentrating the separated medicine crystal to the central area of the bottom of the beaker by utilizing the centrifugal action of the stirrer, moving the magnetic stirrer, limiting the stirrer to one side of the beaker, recording the current light intensity value by a sensor, comparing the current light intensity value with a set value, stopping sample adding when the current light intensity value is smaller than the set value, continuing adding the solid medicine when the current light intensity value is larger than the set value, and measuring the light intensity signal of the transmitted separated crystal layer until the transmitted signal is equal to or smaller than the set value.
The beneficial effects of the invention are as follows: the supersaturated solid medicament adding device and the supersaturated solid medicament adding method based on the transmission method adopt a transmission light path to control the addition of the solid medicament, a light source is arranged on the side surface of the beaker, and a sensor is arranged in the central area of the bottom of the beaker; at the bottom of the beakerThe stirring magnet and the adsorption magnet which can translate can respectively stir the solution and adsorb the stirrer to the edge of the beaker, so that the influence of the stirrer on transmitted light can be eliminated; the precipitated crystals are all concentrated to the central area at the bottom of the beaker by utilizing the rotation of the stirrer, so that all the precipitated crystals are positioned in a transmission light path and used for shielding transmission light, and the detection sensitivity is improved; the operation flow of the invention is to record the light intensity I before adding medicine 0 Then, after the medicine is added, the transmitted light intensity I is recorded, and the I/I is calculated 0 And compared with a set value T, when I/I 0 When the value is larger than the set value T, continuously adding the medicament, and when the I/I is 0 And ending the dosing when the temperature is smaller than or equal to the set value T.
Drawings
Fig. 1: the structure of the invention is schematically shown;
fig. 2: the beaker structure of the invention is schematically shown;
fig. 3: the sectional view of the doser of the present invention;
fig. 4: the method is a flow chart.
In the figure: the device comprises a medicine feeder-1, a beaker-2, a light source-3, a sensor-4, a magnet-5, a magnet seat-6, a motor-7, a motor fixing plate-8, a magnet-9 and a stirrer-10;
the stirring machine comprises a stirring motor-101, a stirring rod-102, a powder storage bin-103, a rotating shaft-104, a groove-105 and a powder outlet-106;
the beaker side wall-201, the beaker bottom-202 and the beaker bottom edge-203.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
As shown in fig. 1-3, a supersaturated solid medicine adding device based on a transmission method is provided in a first embodiment, and the supersaturated solid medicine adding device based on a transmission method is composed of a medicine adder 1, a beaker 2, a light source 3, a sensor 4, a magnet 5, a magnet seat 6, a motor 7, a motor fixing plate 8, a magnet 9, a stirrer 10, a cylinder (not shown) and a controller (not shown). The doser 1 is mounted above the beaker 2, the light source 3 is mounted on the side of the beaker 2, and the angle of inclination of the light source 3 is such that the outgoing light is transmitted sequentially through the beaker side wall 201, the solution in the beaker and the beaker bottom 202 into the sensor 4. The sensor 4 is mounted against the beaker bottom 202. A motor fixing plate 8 is arranged below the sensor 4, a motor 7 and a magnet II 9 are arranged on the motor fixing plate 8, a magnet seat 6 is arranged on a rotating shaft of the motor 7, and a magnet I5 is arranged on the magnet seat 6. The motor fixing plate 8 is installed on the cylinder, when the cylinder is in a contracted state, the magnet I5 is just below the sensor 4, the magnet seat 6 can be driven to rotate when the motor 7 rotates at the moment to generate a rotating magnetic field, the stirrer 10 can stir the solution in the beaker 2, when the cylinder is in an extended state, the magnet I5 is far away from the beaker 2, the magnet II 9 is below the beaker bottom edge 203, at the moment, the magnetic force of the magnet II 9 can adsorb the stirrer 10 from the center of the beaker bottom 202 to the beaker bottom edge 203, and at the moment, the stirrer 10 can not shield the light entering the detector 4.
In the solid medicament adding device, the controller can control the medicament adder 1 to add solid medicaments into the beaker 2, the magnetic stirring device arranged at the bottom of the beaker can concentrate precipitated medicament crystals to the central area of the bottom of the beaker 2, the magnet II 9 can also move the stirrer 10 from the central area of the bottom 202 of the beaker to the bottom edge 203 of the beaker, at the moment, all light attenuation in the sensor 4 is generated by shielding the precipitated crystals, and the quantity of the precipitated crystals can be determined according to the signal amplitude of the attenuation of the sensor, so that the quantity of the added solid medicaments is controlled.
The automatic powder discharging bin of this embodiment includes powder storing bin 103, vibrator (not shown in the figure), agitator motor 101 and puddler 102, the puddler sets up in powder storing bin, and the puddler stirs the solid medicament in the powder storing bin evenly under agitator motor's drive, and the vibrator sets up in powder storing bin one side, and powder storing bin bottom sets up the meal outlet of openable and closable, and the during operation vibrator vibrates, and solid medicament is added in the beaker from the meal outlet.
The powder storage bin bottom of this embodiment sets up pivot 104, and the pivot is rotated by the actuating source drive, sets up recess 105 in the pivot, and the recess just is to powder outlet 106 positions, and the powder outlet is realized transferring powder storage bin traditional chinese medicine agent to the beaker because of the rotation of pivot, the vibrator is installed in pivot one side, and when the recess up, chu Fen in the storehouse medicament fill up the pivot recess, when needs are reinforced, the actuating source control pivot rotates the part that has the recess and rotates to the powder outlet, and the vibrator beats the pivot, and solid medicament falls into the beaker because of the vibration from the powder outlet, and the feeding finishes, and actuating source control pivot rotates and makes recess return up, and actuating source can adopt motor or cylinder etc..
Referring to the flowchart of fig. 4, a second embodiment is a method for adding a solid medicament based on a transmission method, wherein the method for adding the solid medicament by using the device comprises the following steps: starting a light source, and recording a light intensity value before sample addition by a sensor; adding a solid medicament; moving the magnetic stirrer to the bottom of the beaker to drive the stirrer 10 to rotate so as to stir the solution; and moving the magnetic stirrer, limiting the stirrer 10 on one side of the beaker, recording the current light intensity value by the sensor, comparing the current light intensity value with a set value, stopping sample adding when the current light intensity value is smaller than the set value, adding samples when the current light intensity value is larger than the set value, moving the magnetic stirrer, and repeating the steps until the transmission signal is equal to or smaller than the set value.
The working principle of the invention is as follows:
in the solid drug adding device, the controller can control the drug adding device 1 to add the solid drug into the beaker 2, the solid drug is dissolved, the solution in the beaker 2 is gradually changed from the unsaturated solution into the saturated solution and then into the suspension, and at the moment, the solid drug which is continuously added again can become crystal precipitation. In the invention, a light source 3 is arranged at the side surface of a beaker 2, a sensor 4 is arranged at the center of the lower surface of the beaker 2, and when no crystal is precipitated, the light rays emitted by the light source 3 pass through the side wall 201 of the beaker, and the solution and the bottom 202 of the beaker enter the sensor 4. Record the intensity I of the light at this time 0 . When crystals are precipitated, the precipitated crystalsA portion of the transmitted light is blocked and the intensity of the light received at the sensor 4 is reduced. In addition, a first magnet 5 and a second magnet 9 which can translate are arranged below the sensor, when the air cylinder 11 is in a contracted state, the first magnet 5 is positioned at the bottom of the beaker 2, and at the moment, the first magnet 5 can be driven by a motor to perform rotary motion, so that the stirrer 10 is driven to stir the solution. When the solution does not reach saturation, the stirrer 10 serves to accelerate dissolution of the agent. When the solution reaches a saturated state, as long as the rotation speed of the stirrer 10 exceeds a certain value, all crystals in the solution are concentrated in the central area of the bottom of the beaker when the stirrer 10 stops from moving, so that part of transmitted light entering the sensor 4 is blocked. In addition, when the cylinder is in the extending state, the magnet II 9 can absorb the stirrer 10 to the bottom edge 203 of the beaker, thereby eliminating the influence of the stirrer 10 on the transmitted light, and at this time, the intensity I of the transmitted light is relative to the initial intensity I 0 The attenuation of (2) is entirely caused by the crystal shading, and the ratio I/I increases with the number of crystals 0 Gradually decreasing, and stopping dosing when reaching our set value T. The set value T is empirically preset.
The invention has the following advantages:
according to the invention, all precipitated medicament crystals are transferred to the central area of the bottom of the beaker, so that all precipitated medicament crystals can attenuate transmitted light, the quantity of the precipitated crystals is detected sensitively, and the quantity of the added medicament can be accurately controlled.
The adaptability is strong. When the ambient temperature or other reagents in the solution change, the solubility of the solid medicament can change, the medicament is added in a closed loop detection mode, the solid medicament is added, and then the number of the precipitated crystals is detected, so that the circulation is carried out, and the number of the finally precipitated crystals can be ensured to be the same even if the solubility of the medicament changes.
Provides a foundation for realizing automatic chemical analysis, improves the working efficiency, reduces the cost and lightens the labor intensity.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (5)
1. Supersaturated solid medicament adds device based on transmission method, its characterized in that: the automatic dosing device is used for controlling supersaturated powder medicaments to be added into the beaker in an analysis and test process, the stirring device comprises a movable magnetic stirrer arranged below the beaker, the magnetic stirrer stirs solution in the beaker when moving to the bottom position of the beaker, stirring is stopped, the precipitated crystals are concentrated to the central area of the bottom of the beaker by utilizing the centrifugal effect of the stirrer, the stirrer in the beaker is limited on one side of the beaker when moving away from the position of the beaker, the transmission light measuring device comprises a light source and a sensor correspondingly arranged in the center of the bottom of the beaker, the sensor receives the transmission light of the light source after passing through the solution and the precipitated crystal layer of the beaker, and the sensor is used for realizing the automation of the solid medicament adding process by comparing with a preset value; the automatic medicine feeding assembly comprises a first driving part and an automatic powder discharging bin, and the automatic powder discharging bin is driven by the first driving part to move to the upper part of the beaker in analysis test so as to automatically feed powder; the magnetic stirrer comprises a first magnet, a second magnet, a magnet seat, a motor and a fixed plate, wherein the motor is fixed at the bottom of the fixed plate, the magnet seat is fixed on the fixed plate, the first magnet is fixed in the magnet seat, a rotating shaft of the motor is connected with the magnet seat, the rotating shaft drives the magnet seat to rotate so as to drive a stirrer in a beaker to rotate, the second magnet is arranged at the end part of the fixed plate, the fixed plate is connected with a second driving piece fixed on the frame body, and the second driving piece drives the fixed plate to move left and right so as to realize the movement of the magnetic stirrer; the frame body adopts an air cylinder as a second driving part, an output shaft of the air cylinder is connected with a fixed plate, and the fixed plate is driven to move left and right by the expansion and contraction of the output shaft of the air cylinder; the light source is arranged right above the beaker or obliquely above the same side with the magnet II.
2. A supersaturated solid medicament addition apparatus based on a transmission method as claimed in claim 1, wherein: the automatic powder discharging bin comprises a powder storing bin, a powder discharging port capable of being opened and closed is arranged at the bottom of the powder storing bin, and the solid medicament is transferred from the powder storing bin to the powder discharging port and then falls into the beaker.
3. A supersaturated solid medicament addition apparatus based on a transmission method as claimed in claim 2, wherein: the powder storage bin bottom sets up the pivot, and the pivot is rotatable through the drive, sets up the recess in the pivot, and one side of pivot still is provided with the vibrator, and when the pivot recess up, chu Fencang chinese medicine agent falls into the recess, and the vibrator vibration lets the medicament fill up the pivot recess completely, rotates to the recess down through the pivot, and solid medicament in the recess falls into the beaker from the powder outlet under the action of gravity.
4. A supersaturated solid medicament addition means based on the transmission method according to claim 3, wherein: the solid medicament adding device further comprises a controller, and the automatic medicament adding assembly, the stirring device and the transmitted light measuring device are electrically connected with the controller.
5. The method for adding a supersaturated solid medicine agent adding apparatus based on a transmission method according to any one of claims 1 to 4, wherein: the method comprises the following steps of turning on a light source and recording a light intensity value before adding a solid medicament; adding a solid medicament; moving the magnetic stirrer to the bottom of the beaker to drive the stirrer to rotate so as to stir the solution, stopping stirring, and concentrating the separated medicament crystals to the central area of the bottom of the beaker by utilizing the centrifugal action of the stirrer; and (3) moving the magnetic stirrer, limiting the stirrer on one side of the beaker, recording the current light intensity value, comparing the current light intensity value with a set value, stopping sample adding when the current light intensity value is smaller than the set value, and moving the magnetic stirrer to the bottom of the beaker when the current light intensity value is larger than the set value, and continuing sample adding.
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CN202310742717.2A CN116500290B (en) | 2023-06-21 | 2023-06-21 | Supersaturated solid medicament adding device and method based on transmission method |
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