CN110251985A - A kind of novel crystal water solution cycle filtering automatic control device - Google Patents
A kind of novel crystal water solution cycle filtering automatic control device Download PDFInfo
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- CN110251985A CN110251985A CN201910567137.8A CN201910567137A CN110251985A CN 110251985 A CN110251985 A CN 110251985A CN 201910567137 A CN201910567137 A CN 201910567137A CN 110251985 A CN110251985 A CN 110251985A
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- 239000013078 crystal Substances 0.000 title claims abstract description 108
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000001914 filtration Methods 0.000 title claims abstract description 17
- 239000000243 solution Substances 0.000 claims abstract description 55
- 239000007864 aqueous solution Substances 0.000 claims abstract description 50
- 239000011229 interlayer Substances 0.000 claims description 55
- 238000010438 heat treatment Methods 0.000 claims description 32
- 230000009977 dual effect Effects 0.000 claims description 15
- 239000000523 sample Substances 0.000 claims description 14
- 238000003756 stirring Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 7
- 239000010410 layer Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 10
- 238000002425 crystallisation Methods 0.000 abstract description 7
- 230000008025 crystallization Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 7
- 230000005611 electricity Effects 0.000 description 5
- 238000012946 outsourcing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0018—Evaporation of components of the mixture to be separated
- B01D9/0031—Evaporation of components of the mixture to be separated by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0063—Control or regulation
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
Abstract
The present invention discloses a kind of novel crystal water solution cycle filtering automatic control device, including culture tank unit, hot bath unit and cold bath unit, culture tank unit is connected to hot bath unit by pipeline, hot bath unit is connected to cold bath unit by pipeline, and cold bath unit is connected to culture tank unit by pipeline.Advantage: the utility model crystal aqueous solution circulating filtration automatic control device, after crystal aqueous temperature is increased, it will drop to former temperature again, in returning to culture tank, this process constantly continuously recycles, impurity is constantly filtered, and accelerating crystallization is crystal to crystal aqueous solution in metastable environment again, to improve the crystal quality of KDP.
Description
Technical field
The present invention relates to crystal water solution processes fields, and in particular to a kind of automatic control of novel crystal water solution cycle filtering
Device processed.
Background technique
KDP crystal is a kind of nonlinear crystalline material, can be melted when temperature is increased to certain value as liquid, because of tool
There are higher photoelectric coefficient and higher laser damage threshold, is widely used in laser, electrooptic modulator and frequency conversion material
In.Its crystal aqueous solution degree of supersaturation is 1 boundary's point of crystal structure, and when degree of supersaturation is bigger, the speed of crystallization is also got over
Fastly, but aqueous solution can be made unstable, be easy to cause the interference of stray crystal, in the bottom of carrier crystal stand or in the meeting of crystalline solid surface
It generates that small crystallization is fast, the crystal plane of crystal is damaged.The crystal aqueous solution of the type is very sensitive to the response of temperature, when
When degree of supersaturation is too low, although aqueous solution is relatively stable, crystallization rate will be slack-off, is unable to satisfy demand.
Traditional KDP crystal cultural method also largely relies on manually-operated method and step, and the speed slow period, long stray crystal was more,
It is also possible to because artificial factor has been re-introduced into impurity, it is difficult to guarantee quality requirement, in-service monitoring can not be carried out to production process
And real-time control.
Summary of the invention
The present invention in conjunction with actual control requirement and makes to guarantee the stability of crystal growth rate and aqueous solution simultaneously
With growing environment, the continuous filtering automatic control system of a set of water-soluble liquid crystal is designed, guarantees the quality of crystal and to crystal
The data of growth course are monitored.The technical solution adopted by the present invention is that:
A kind of novel crystal water solution cycle filters automatic control device, including culture tank unit, hot bath unit and cold
Bath room units, culture tank unit are connected to hot bath unit by pipeline, and hot bath unit is connected to cold bath unit by pipeline, cold
Bath room units are connected to culture tank unit by pipeline；
Culture tank unit includes culture tank body, carrier crystal stand, blender, interlayer temperature sensor and interlayer heater, culture
Configured good KDP crystal aqueous solution is packed into the inner cavity of tank body, culture tank body is double layers of tank body, including inner tank body and outer tank
Body, setting culture tank body heating interlayer between inner tank body and outer tank body, culture tank body heating interlayer is interior to pass through interlayer solution pipeline
It is filled with heated solution, the first solenoid valve is set on interlayer solution pipeline, interlayer heater is placed in culture tank body heating interlayer
For giving culture tank body heating, the sandwich establishment overflow port on culture tank body heating interlayer, interlayer overflow port is higher than interlayer solution
Pipeline, carrier crystal stand are suspended from the inner cavity of culture tank body by bracket, and blender is placed in the stirring of culture tank base and blender
Impeller is located in the inner cavity of culture tank body；The probe portion of interlayer temperature sensor is inserted into culture tank body heating interlayer for examining
Survey the temperature of solution in culture tank body heating interlayer；It cultivates tank body and cold bath unit is connected to by pipeline；
Hot bath unit include hot bath, hot bath receiving slit, conveying pump group, dual stage filter apparatus, hot bath heater,
Second solenoid valve, heating bath temperature sensor and hot bath receiving slit temperature sensor open up hot water in hot bath upper portion side wall
Overflow port is bathed, hot bath is filled with water by hot bath pipeline, and second solenoid valve is arranged on hot bath solution line；Hot bath connects
It receives slot to be suspended from hot bath by bracket, culture tank body is connected to hot bath receiving slit, the outlet of hot bath receiving slit by pipeline
Conveying pump inlet is connected by pipeline, the outlet of conveying pump group connects the entrance of dual stage filter apparatus, double-filtration by pipeline
The outlet of device is connected to cold bath unit by pipeline；The setting of hot bath heater is in hot bath bottom, heating bath temperature sensing
The probe portion of device is inserted into hot bath for detecting the temperature of hot water in hot bath, the spy of hot bath receiving slit temperature sensor
Head is inserted into hot bath receiving slit for detecting the temperature of KDP crystal aqueous solution in hot bath receiving slit；
Cold bath unit includes cold bath, cold bath receiving slit, cold bath heater, third solenoid valve, cold bath reception
Slot temperature sensor, cold bath temperature sensor and cold bath receiving slit pressure gauge open up cold bath in cold bath upper portion side wall
Overflow port, cold bath are filled with water by cold bath pipeline, and third solenoid valve is arranged on cold bath pipeline, and cold bath receiving slit is logical
It crosses bracket to be suspended from cold bath, the outlet of dual stage filter apparatus is connected to cold bath receiving slit by pipeline in hot bath unit, cold
The outlet of water-bath receiving slit accesses culture tank body by pipeline, and cold bath heater is arranged in cold bath bottom, connects in cold bath
It receives slot and cultivates and flowmeter is set on the pipeline between tank body；The probe portion of cold bath receiving slit temperature sensor is inserted into cold water
For detecting the temperature of KDP crystal aqueous solution in cold bath receiving slit in bath receiving slit；The probe portion of cold bath temperature sensor
It is inserted into cold bath for detecting the temperature of cold bath inner cold water.
To the preferred of technical solution of the present invention, device further includes and culture tank unit, hot bath unit and cold bath unit
Cooperating carries out the PLC of circulation automatic fitration to KDP crystal aqueous solution；
Variable-frequency motor in carrier crystal stand is electrically connected with PLC, and interlayer temperature sensor is electrically connected with PLC, interlayer heater with
PLC is electrically connected, and the stirring motor in blender is electrically connected with PLC, and the first solenoid valve is electrically connected with PLC；
Delivery pump in conveying pump group is electrically connected with PLC, and hot bath heater is electrically connected with PLC, and heating bath temperature passes
Sensor is electrically connected with PLC, and hot bath receiving slit temperature sensor is electrically connected with PLC, and second solenoid valve is electrically connected with PLC；
Cold bath heater is electrically connected with PLC, and cold bath receiving slit temperature sensor is electrically connected with PLC, cold water bath temperature
Sensor is electrically connected with PLC, and third solenoid valve is electrically connected with PLC.
To the preferred of technical solution of the present invention, blender includes stirring motor, agitating shaft and agitator arm, and stirring motor is set
Outside culture tank body, one end of the mixing shaft connects the motor shaft of stirring motor by shaft coupling, and the agitating shaft other end protrudes into culture
In the inner cavity of tank body, agitator arm is arranged in agitating shaft the other end.
To the preferred of technical solution of the present invention, conveying pump group includes two delivery pumps being arranged in parallel.Two delivery pumps
Setting, alternately switching uses at runtime, and alt time can be set.The delivery pump that conveying pump group is used alternatingly by two forms,
Because crystal aqueous temperature is higher, the service life for guaranteeing equipment is used alternatingly in the two；Two delivery pump settings are different simultaneously
The adjustable pipeline of revolving speed in flow velocity size.
To the preferred of technical solution of the present invention, dual stage filter apparatus includes two filters being arranged in series.
To the preferred of technical solution of the present invention, PLC selects the PLC module of the model FX3U-32MT of Mitsubishi's manufacture sale.
To the preferred of technical solution of the present invention, interlayer heater, hot bath heater and cold bath heater are that electricity adds
Hot device, electric heater are outsourcing piece, can be bought from multiple any producers.
To the preferred of technical solution of the present invention, hot bath circulation motor, hot bath circulation motor is arranged in the bottom of hot bath
It is electrically connected with PLC；Cold bath circulation motor is arranged in the bottom of cold bath, and cold bath circulation motor is electrically connected with PLC.Hot bath follows
The setting of ring motor and cold bath circulation motor guarantees the uniformity of bath temperature.
To the preferred of technical solution of the present invention, interlayer temperature sensor, heating bath temperature sensor, hot bath receive bath temperature
Degree sensor, cold bath receiving slit temperature sensor and cold bath temperature sensor are all made of Pt100 temperature sensor.
To the preferred of technical solution of the present invention, the first limit of cold bath liquid level extreme higher position is set in cold bath upper portion side wall
Level sensor, the first limit sensors are located at the lower section of cold bath overflow port, and the first limit sensors are electrically connected PLC；Hot bath
Second limit sensors of hot bath liquid level extreme higher position are set in upper portion side wall, and the second limit sensors are located at hot bath overflow
The lower section of mouth, the second limit sensors are electrically connected PLC.
Hot bath and cold bath in technical solution of the present invention are outsourcing piece, and hot bath receiving slit is placed on hot bath
In, hot bath receiving slit is closed space inside and outside one, and inside flows through KDP crystal aqueous solution, and outside is hot bath；Cold bath
Receiving slit is closed space inside and outside one, and inside flows through KDP crystal aqueous solution, and outside is cold bath.
Carrier crystal stand in technical solution of the present invention is routine techniques product in the art, and outsourcing obtains, can be from more
A producer's purchase.
The working principle of apparatus of the present invention；
KDP crystal aqueous solution has been configured in culture tank body, and passes through interlayer heater for the temperature of KDP crystal aqueous solution
Control is T, launches crystalline catalysts, adjusts the variable-frequency motor revolving speed of carrier crystal stand and is ready for crystallization.
It opens conveying pump group and the power of KDP crystal aqueous solution flowing is provided, KDP crystal aqueous solution passes through hot bath unit
When, the temperature of KDP crystal aqueous solution is increased to T1 by hot bath heater, and (T1=T+ Δ 1, Δ 1 refer to the temperature of hot bath
With culture tank temperature deviation), because of the conduction effects of temperature, the temperature of hot bath receiving slit be T2 (T2=T+ Δ 2, what Δ 2 referred to
It is the temperature of KDP crystal aqueous solution and culture tank temperature deviation in hot bath receiving slit).T2 is real crystal aqueous solution in pipeline
Temperature after heating, temperature increase stray crystal and melt, then filter out KDP crystal by dual stage filter apparatus (needing periodically hyperphoric filter core)
Impurity in aqueous solution.
When KDP crystal aqueous solution flows through cold bath unit, the temperature of KDP crystal aqueous solution is reduced to by cold bath heater
T3 (T3=T+ Δ 3, Δ 1 refer to the temperature and culture tank temperature deviation of cold bath), because of the conduction effects of temperature, cold bath
The temperature of receiving slit be T4 (T4=T), by temperature be reduced to it is consistent with KDP crystal aqueous temperature in culture tank after be back to again
In culture tank.
Compared with prior art, the present invention the beneficial effect is that:
Novel crystal water solution cycle of the invention filters automatic control device, after crystal aqueous temperature is increased,
It will drop to former temperature again, in returning to culture tank, this process is constantly continuously recycled, and impurity is constantly filtered, crystal water
Accelerating crystallization is crystal to solution in metastable environment again, to improve the crystal quality of KDP.
Detailed description of the invention
Fig. 1 is the structure chart of novel crystal water solution cycle filtering automatic control device.
Fig. 2 is the flow chart of novel crystal water solution cycle filtering automatic control device.
Fig. 3 is crystal aqueous solution circulating filtration digital quantity input in novel crystal water solution cycle filtering automatic control device
Output connection figure.
Fig. 4 is motor wiring diagram in novel crystal water solution cycle filtering automatic control device.
Fig. 5 is crystal aqueous solution circulating filtration analog input in novel crystal water solution cycle filtering automatic control device
Wiring diagram.
Specific embodiment
Technical solution of the present invention is described in detail below, but protection scope of the present invention is not limited to the implementation
Example.
To keep the contents of the present invention more obvious and easy to understand, done further below in conjunction with attached drawing 1-5 and specific embodiment
Description.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment:
As shown in Figure 1, a kind of novel crystal water solution cycle filters automatic control device, including culture tank unit, hot water
Unit 13 and cold bath unit 21 are bathed, culture tank unit is connected to hot bath unit 13 by pipeline 16, and hot bath unit 13 passes through
Pipeline 16 is connected to cold bath unit 21, and cold bath unit 21 is connected to culture tank unit by pipeline 16.
As shown in Figure 1, culture tank unit includes culture tank body 0, carrier crystal stand 6, blender 4, interlayer temperature sensor 2 and folder
Layered heating 7 is cultivated and is packed into configured good KDP crystal aqueous solution in the inner cavity of tank body 0, and culture tank body 0 is double layers of tank body, packet
Inner tank body and outer tank body are included, setting culture tank body heating interlayer, cultivates in tank body heating interlayer and lead between inner tank body and outer tank body
It crosses interlayer solution pipeline and is filled with heated solution, the first solenoid valve 3 is set on interlayer solution pipeline, interlayer heater 7 is placed in training
It supports for being heated to culture tank body 0 in tank body heating interlayer, the sandwich establishment overflow port 5 on culture tank body heating interlayer, interlayer
Overflow port 5 is higher than interlayer solution pipeline, and carrier crystal stand 6 is suspended from the inner cavity of culture tank body 0 by bracket, and blender 4 is placed in culture
The agitator arm of 0 bottom of tank body and blender 4 is located in the inner cavity of culture tank body 0；The probe portion of interlayer temperature sensor 2 is inserted into
For detecting the temperature of solution in culture tank body heating interlayer in culture tank body heating interlayer；It cultivates tank body 0 and passes through pipeline 16
It is connected to cold bath unit 21.
As shown in Figure 1, blender 4 includes stirring motor, agitating shaft and agitator arm, stirring motor is placed in culture tank body 0
Outside, one end of the mixing shaft connect the motor shaft of stirring motor by shaft coupling, and the agitating shaft other end protrudes into the inner cavity of culture tank body 0
In, agitator arm is arranged in agitating shaft the other end.The setting of blender 4 ensure that KDP crystal aqueous solution is equal in culture tank body 0
It is even.
The present embodiment has configured KDP crystal aqueous solution in culture tank body 0, and passes through interlayer heater 1 for KDP crystal
The temperature control of aqueous solution is T, launches crystalline catalysts, and the variable-frequency motor revolving speed for adjusting carrier crystal stand 6 is that crystallization is ready.
As shown in Figure 1, hot bath unit 13 includes hot bath, hot bath receiving slit 10, conveying pump group 11, double-filtration dress
12, hot bath heater 14, second solenoid valve 7, heating bath temperature sensor 9 and hot bath receiving slit temperature sensor 17 are set,
Hot bath overflow port 8 is opened up in hot bath upper portion side wall, hot bath is filled with water by hot bath pipeline, and second solenoid valve 7 is arranged
On hot bath solution line；Hot bath receiving slit 10 is suspended from hot bath by bracket, and culture tank body 0 is connected to by pipeline 16
The outlet of hot bath receiving slit 10, hot bath receiving slit 10 connects conveying 11 entrance of pump group by pipeline, and conveying pump group 11 exports
The entrance of dual stage filter apparatus 12 is connected by pipeline, the outlet of dual stage filter apparatus 12 is connected to cold bath unit by pipeline 16
21；Hot bath heater 14 is arranged in hot bath bottom, and the probe portion of heating bath temperature sensor 9, which is inserted into hot bath, to be used for
The temperature of hot water in hot bath is detected, the probe portion of hot bath receiving slit temperature sensor 17 is inserted into hot bath receiving slit 10
For detecting the temperature of KDP crystal aqueous solution in hot bath receiving slit 10.
As shown in Figure 1, conveying pump group 11 includes two delivery pumps being arranged in parallel.Delivery pump provides defeated in entire pipeline
Power is sent, in order to which it guarantees service life and conveying power effect, using two delivery pump parallel combinations, the setting of two delivery pumps,
Alternately switching uses at runtime, and alt time can be set.The delivery pump that conveying pump group is used alternatingly by two forms, because brilliant
Body aqueous temperature is higher, and the service life for guaranteeing equipment is used alternatingly in the two；Different revolving speeds is arranged in two delivery pumps simultaneously
The size of flow velocity in adjustable pipeline.
As shown in Figure 1, dual stage filter apparatus 12 includes two filters being arranged in series.The double-filtration of the present embodiment fills
Setting the filter in 12 is routine techniques product in the art, and dual stage filter apparatus is used to carry out secondary mistake to impurity
Filter, filter need regular hyperphoric filter core in use.
As shown in Fig. 2, opening conveying pump group provides the power of KDP crystal aqueous solution flowing, KDP crystal aqueous solution is by warm
When bath room units, the temperature of KDP crystal aqueous solution is increased to T1 by hot bath heater, and (T1=T+ Δ 1, Δ 1 refer to hot water
The temperature and culture tank temperature deviation of bath), because of the conduction effects of temperature, the temperature of hot bath receiving slit is T2 (T2=T+ Δ
2, Δ 2 refers to the temperature of KDP crystal aqueous solution and culture tank temperature deviation in hot bath receiving slit).T2 is practical in pipeline
Temperature after the heating of crystal aqueous solution, temperature increase stray crystal and melt, then pass through dual stage filter apparatus (needing periodically hyperphoric filter core) mistake
Filter the impurity in KDP crystal aqueous solution.
As shown in Figure 1, cold bath unit 21 includes cold bath, cold bath receiving slit 26, cold bath heater 18, third electricity
Magnet valve 20, cold bath receiving slit temperature sensor 27, cold bath temperature sensor 24 and cold bath receiving slit pressure gauge 25, cold water
Cold bath overflow port 22 is opened up in bath upper portion side wall, cold bath is filled with water by cold bath pipeline, and the setting of third solenoid valve 20 exists
On cold bath pipeline, cold bath receiving slit 26 is suspended from cold bath by bracket, dual stage filter apparatus 12 in hot bath unit 13
Outlet cold bath receiving slit 26 is connected to by pipeline 16, the outlet of cold bath receiving slit 26 passes through the access culture tank body of pipeline 16
0, the setting of cold bath heater 18 is set on the pipeline 16 between cold bath receiving slit 26 and culture tank body 0 in cold bath bottom
Set flowmeter 23；The probe portion of cold bath receiving slit temperature sensor 27 is inserted into cold bath receiving slit 26 for detecting cold water
Bathe the temperature of KDP crystal aqueous solution in receiving slit 26；The probe portion of cold bath temperature sensor 24, which is inserted into cold bath, to be used for
Detect the temperature of cold bath inner cold water.
As shown in Figure 1, a pressure sensor 25 is also mounted in the upper end of cold bath receiving slit 26, detect in pipeline
The pressure size of KDP crystal aqueous solution, when hypertonia or it is too low when will call the police prompt.Flowmeter 24 measures KDP in pipeline
The instantaneous flow of crystal aqueous solution and the size of integrated flow, cooperation delivery pump adjust the flow velocity of pipeline KDP crystal aqueous solution.
As shown in Fig. 2, when KDP crystal aqueous solution flows through cold bath unit, cold bath heater is by KDP crystal aqueous solution
Temperature is reduced to T3 (T3=T+ Δ 3, Δ 1 refer to the temperature and culture tank temperature deviation of cold bath), because of the conduction of temperature
It influences, the temperature of cold bath receiving slit is T4 (T4=T), and temperature is reduced to and KDP crystal aqueous temperature one in culture tank
It is back in culture tank again after cause.
As shown in Figure 1, hot bath and cold bath are outsourcing piece, hot bath receiving slit is placed in hot bath, hot bath
Receiving slit is closed space inside and outside one, and inside flows through KDP crystal aqueous solution, and outside is hot bath；Cold bath receiving slit is
Closed space inside and outside one, inside flow through KDP crystal aqueous solution, and outside is cold bath.Hot bath is arranged in the bottom of hot bath
Circulation motor 15, hot bath circulation motor 15 are electrically connected with PLC；Cold bath circulation motor 19, cold water is arranged in the bottom of cold bath
Bath circulation motor 19 is electrically connected with PLC.The setting of hot bath circulation motor and cold bath circulation motor guarantees the equal of bath temperature
Even property.
As shown in Figure 1, the first limit sensors 29 of cold bath liquid level extreme higher position are set in cold bath upper portion side wall, the
One limit sensors 29 are located at the lower section of cold bath overflow port 22, and the first limit sensors 29 are electrically connected PLC；Hot bath upper side
Second limit sensors 28 of hot bath liquid level extreme higher position are set on wall, and the second limit sensors 28 are located at hot bath overflow port
8 lower section, the second limit sensors 28 are electrically connected PLC.
As shown in figure 3, cooperating work with culture tank unit, hot bath unit 13 and cold bath unit 21 in the present embodiment device
Make the PLC that circulation automatic fitration is carried out to KDP crystal aqueous solution；PLC selects the model FX3U-32MT's of Mitsubishi's manufacture sale
PLC module.
As shown in Fig. 3,4 and 5, the variable-frequency motor in carrier crystal stand 6 is electrically connected with PLC, interlayer temperature sensor 2 and PLC electricity
Connection, interlayer heater 7 are electrically connected with PLC, and the stirring motor in blender 4 is electrically connected with PLC, the first solenoid valve 3 and PLC electricity
Connection.
Delivery pump in conveying pump group 11 is electrically connected with PLC, and hot bath heater 14 is electrically connected with PLC, hot water bath temperature
Degree sensor 9 is electrically connected with PLC, and hot bath receiving slit temperature sensor 17 is electrically connected with PLC, and second solenoid valve 7 and PLC is electrically connected
It connects.
Cold bath heater 18 is electrically connected with PLC, and cold bath receiving slit temperature sensor 27 is electrically connected with PLC, cold bath
Temperature sensor 24 is electrically connected with PLC, and third solenoid valve 20 is electrically connected with PLC.
Interlayer heater 7, hot bath heater 14 and cold bath heater 18 are electric heater in the present embodiment, and electricity adds
Hot device is outsourcing piece, can be bought from multiple any producers.Interlayer temperature sensor 2, heating bath temperature sensor 9, hot bath connect
It receives slot temperature sensor 17, cold bath receiving slit temperature sensor 27 and cold bath temperature sensor 24 and is all made of Pt100 temperature
Sensor.
The temperature control method of the present embodiment device is: it is to be heated up by heater when temperature is relatively low, when the temperature is excessively high,
Open solenoid valve water inlet (overflow port of upper end flows out) Lai Jiangwen.
Crystal aqueous temperature is increased and then be will drop to former temperature by the present embodiment device, in returning to culture tank,
This process constantly continuously recycles, and impurity is constantly filtered, and crystal aqueous solution is catalyzed knot in metastable environment again
Crystalline substance is crystal, to improve the crystal quality of KDP.
Part that the present invention does not relate to is the same as those in the prior art or can be realized by using the prior art.
As described above, must not be explained although the present invention has been indicated and described referring to specific preferred embodiment
For the limitation to invention itself.It without prejudice to the spirit and scope of the invention as defined in the appended claims, can be right
Various changes can be made in the form and details for it.
Claims (10)
1. a kind of novel crystal water solution cycle filters automatic control device, which is characterized in that including culture tank unit, hot bath
Unit (13) and cold bath unit (21), culture tank unit pass through pipeline (16) connection hot bath unit (13), hot bath unit
(13) by pipeline (16) connection cold bath unit (21), cold bath unit (21) is connected to culture tank unit by pipeline (16)；
Culture tank unit includes culture tank body (0), carrier crystal stand (6), blender (4), interlayer temperature sensor (2) and interlayer heating
Device (7) is cultivated and is packed into configured good KDP crystal aqueous solution in the inner cavity of tank body (0), and culture tank body (0) is double layers of tank body, packet
Inner tank body and outer tank body are included, setting culture tank body heating interlayer, cultivates in tank body heating interlayer and lead between inner tank body and outer tank body
It crosses interlayer solution pipeline and is filled with heated solution, be arranged on interlayer solution pipeline the first solenoid valve (3), interlayer heater (7) is set
It is used to heat to culture tank body (0) in tank body heating interlayer in cultivating, the sandwich establishment overflow port on cultivating tank body heating interlayer
(5), interlayer overflow port (5) is higher than interlayer solution pipeline, and carrier crystal stand (6) is suspended from the inner cavity of culture tank body (0) by bracket, is stirred
It mixes device (4) and is placed in the agitator arm for cultivating tank body (0) bottom and blender (4) in the inner cavity of culture tank body (0)；Interlayer temperature
The probe portion of degree sensor (2) is inserted into culture tank body heating interlayer for detecting the temperature of solution in culture tank body heating interlayer
Degree；It cultivates tank body (0) and passes through pipeline (16) connection cold bath unit (21)；
Hot bath unit (13) include hot bath, hot bath receiving slit (10), conveying pump group (11), dual stage filter apparatus (12),
Hot bath heater (14), second solenoid valve (7), heating bath temperature sensor (9) and hot bath receiving slit temperature sensor
(17), it is opened up in hot bath upper portion side wall hot bath overflow port (8), hot bath is filled with water, the second electromagnetism by hot bath pipeline
Valve (7) is arranged on hot bath solution line；Hot bath receiving slit (10) is suspended from hot bath by bracket, is cultivated tank body (0)
Hot bath receiving slit (10) are connected to by pipeline (16), the outlet of hot bath receiving slit (10) connects conveying pump group by pipeline
(11) entrance, entrance of conveying pump group (11) outlet by pipeline connection dual stage filter apparatus (12), dual stage filter apparatus (12)
Outlet by pipeline (16) connection cold bath unit (21)；Hot bath heater (14) is arranged in hot bath bottom, hot bath
The probe portion of temperature sensor (9) is inserted into hot bath for detecting the temperature of hot water in hot bath, and hot bath receives bath temperature
The probe portion of degree sensor (17) is inserted into hot bath receiving slit (10) for detecting the interior KDP crystal of hot bath receiving slit (10)
The temperature of aqueous solution；
Cold bath unit (21) includes cold bath, cold bath receiving slit (26), cold bath heater (18), third solenoid valve
(20), cold bath receiving slit temperature sensor (27), cold bath temperature sensor (24) and cold bath receiving slit pressure gauge (25),
It is opened up in cold bath upper portion side wall cold bath overflow port (22), cold bath is filled with water, third solenoid valve by cold bath pipeline
(20) it is arranged on cold bath pipeline, cold bath receiving slit (26) is suspended from cold bath by bracket, in hot bath unit (13)
The outlet of dual stage filter apparatus (12) passes through pipeline (16) connection cold bath receiving slit (26), the outlet of cold bath receiving slit (26)
Culture tank body (0) is accessed by pipeline (16), cold bath heater (18) is arranged in cold bath bottom, in cold bath receiving slit
(26) flowmeter (23) are set on the pipeline (16) between culture tank body (0)；Cold bath receiving slit temperature sensor (27)
Probe portion is inserted into cold bath receiving slit (26) for detecting the temperature of the interior KDP crystal aqueous solution of cold bath receiving slit (26)；
The probe portion of cold bath temperature sensor (24) is inserted into cold bath for detecting the temperature of cold bath inner cold water.
2. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that device is also
Including being followed with culture tank unit, hot bath unit (13) and cold bath unit (21) cooperating to KDP crystal aqueous solution
The PLC of ring automatic fitration；
Variable-frequency motor in carrier crystal stand (6) is electrically connected with PLC, and interlayer temperature sensor (2) is electrically connected with PLC, interlayer heater
(7) it is electrically connected with PLC, the stirring motor in blender (4) is electrically connected with PLC, and the first solenoid valve (3) is electrically connected with PLC；
Delivery pump in conveying pump group (11) is electrically connected with PLC, and hot bath heater (14) is electrically connected with PLC, hot water bath temperature
Degree sensor (9) be electrically connected with PLC, hot bath receiving slit temperature sensor (17) is electrically connected with PLC, second solenoid valve (7) and
PLC electrical connection；
Cold bath heater (18) is electrically connected with PLC, and cold bath receiving slit temperature sensor (27) is electrically connected with PLC, cold bath
Temperature sensor (24) is electrically connected with PLC, and third solenoid valve (20) is electrically connected with PLC.
3. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that blender
It (4) include stirring motor, agitating shaft and agitator arm, stirring motor is placed in culture tank body (0) outside, and one end of the mixing shaft passes through connection
Axis device connects the motor shaft of stirring motor, and the agitating shaft other end protrudes into the inner cavity of culture tank body (0), and agitator arm setting is being stirred
Mix axis the other end.
4. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that delivery pump
Group (11) includes two delivery pumps being arranged in parallel.
5. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that two-stage mistake
Filtering device (12) includes two filters being arranged in series.
6. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that PLC choosing
The PLC module of the model FX3U-32MT of sale is manufactured with Mitsubishi.
7. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that interlayer adds
Hot device (7), hot bath heater (14) and cold bath heater (18) are electric heater.
8. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that hot bath
Bottom hot bath circulation motor (15) are set, hot bath circulation motor (15) is electrically connected with PLC；The bottom setting of cold bath is cold
Water-bath circulation motor (19), cold bath circulation motor (19) are electrically connected with PLC.
9. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that interlayer temperature
Spend sensor (2), heating bath temperature sensor (9), hot bath receiving slit temperature sensor (17), cold bath receiving slit temperature biography
Sensor (27) and cold bath temperature sensor (24) are all made of Pt100 temperature sensor.
10. novel crystal water solution cycle according to claim 1 filters automatic control device, which is characterized in that cold water
The first limit sensors (29) that cold bath liquid level extreme higher position is set in upper portion side wall are bathed, the first limit sensors (29) are located at
The lower section of cold bath overflow port (22), the first limit sensors (29) are electrically connected PLC；Hot bath is set in hot bath upper portion side wall
The second limit sensors (28) of liquid level extreme higher position, the second limit sensors (28) are located at the lower section of hot bath overflow port (8),
Second limit sensors (28) are electrically connected PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567137.8A CN110251985A (en) | 2019-06-27 | 2019-06-27 | A kind of novel crystal water solution cycle filtering automatic control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910567137.8A CN110251985A (en) | 2019-06-27 | 2019-06-27 | A kind of novel crystal water solution cycle filtering automatic control device |
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| CN110251985A true CN110251985A (en) | 2019-09-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910567137.8A Pending CN110251985A (en) | 2019-06-27 | 2019-06-27 | A kind of novel crystal water solution cycle filtering automatic control device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1091723A (en) * | 1965-05-26 | 1967-11-22 | Deputy Minister | Production of salt crystals from brine by evaporation |
| CN2581065Y (en) * | 2002-11-27 | 2003-10-22 | 中国铝业股份有限公司 | Water-bath stirring reaction tank |
| CN102719878A (en) * | 2012-06-28 | 2012-10-10 | 江南大学 | Macrocrystal continuous cultivation device |
| CN103147116A (en) * | 2013-04-03 | 2013-06-12 | 江南大学 | Continuous culture and filtration system for crystals |
| CN210543466U (en) * | 2019-06-27 | 2020-05-19 | 江苏信息职业技术学院 | Novel automatic control device for circulating filtration of crystal aqueous solution |
-
2019
- 2019-06-27 CN CN201910567137.8A patent/CN110251985A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1091723A (en) * | 1965-05-26 | 1967-11-22 | Deputy Minister | Production of salt crystals from brine by evaporation |
| CN2581065Y (en) * | 2002-11-27 | 2003-10-22 | 中国铝业股份有限公司 | Water-bath stirring reaction tank |
| CN102719878A (en) * | 2012-06-28 | 2012-10-10 | 江南大学 | Macrocrystal continuous cultivation device |
| CN103147116A (en) * | 2013-04-03 | 2013-06-12 | 江南大学 | Continuous culture and filtration system for crystals |
| CN210543466U (en) * | 2019-06-27 | 2020-05-19 | 江苏信息职业技术学院 | Novel automatic control device for circulating filtration of crystal aqueous solution |
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