CN207287211U - Mixing control equipment and frit stirring system - Google Patents
Mixing control equipment and frit stirring system Download PDFInfo
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- CN207287211U CN207287211U CN201721044713.3U CN201721044713U CN207287211U CN 207287211 U CN207287211 U CN 207287211U CN 201721044713 U CN201721044713 U CN 201721044713U CN 207287211 U CN207287211 U CN 207287211U
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
Mixing control equipment provided by the utility model and frit stirring system, are related to mixing control technical field.Wherein, mixing control equipment application is in frit stirring system.The frit stirring system includes being used for the charging basket for storing liquid glass raw material and the impeller assembly being arranged in the charging basket, the mixing control equipment includes processor, frequency converter and asynchronous motor, and the frequency converter includes frequency changer circuit and rotating switching circuit.The state switching signal that the rotating switching circuit is used to be sent after the asynchronous motor stops operating according to the processor switches the phase sequence that the frequency changer circuit is powered to the asynchronous motor, so that the asynchronous motor switches to inverted status.Pass through rotating switching circuit and the problem of being equipped with, because not stopping operating and being put into inverted status service life can be caused to reduce to avoid asynchronous motor of processor.
Description
Technical field
Mixing control technical field is the utility model is related to, it is former in particular to a kind of mixing control equipment and glass
Expect stirring system.
Background technology
With the progress of industrial expansion and motor control technologies, the application field of motor constantly extends.Wherein, exist
In the manufacturing process of glass, generally liquid glass raw material can be stirred with impeller component by the rotation of motor, to realize
Each component in raw material is uniformly distributed.But each component distributing in raw material is easy to cause due to the single direction rotation of motor
It is uneven, so cause shaping after glass there are the problem of out-of-flatness.
In the prior art, generally by using three phase mains control asynchronous machine in a certain order carry out rotate forward and
Reversion, to realize the two-way stirring to liquid glass raw material, ensures each distributed components in raw material, the glass after being molded with solution
There are the problem of out-of-flatness for glass.Inventor it has been investigated that, in the prior art, there is asynchronous motor because not stopping operating
The problem of being put into inverted status and causing service life to reduce.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of mixing control equipment and frit stirring system,
To solve the problems, such as that asynchronous motor causes service life to reduce because not stopping operating and being put into inverted status.
To achieve the above object, the utility model embodiment adopts the following technical scheme that：
A kind of mixing control equipment, applied to frit stirring system to be stirred to liquid glass raw material.It is described
Frit stirring system includes being used for the charging basket for storing liquid glass raw material and the impeller assembly being arranged in the charging basket, institute
Stating mixing control equipment includes processor, frequency converter and asynchronous motor, wherein, the frequency converter is including frequency changer circuit and just
Invert switching circuit.
The output terminal of the processor and the control terminal of the frequency changer circuit and the control terminal of the rotating switching circuit
Connection, the output terminal connection of the input terminal and three phase mains of the frequency changer circuit, output terminal pass through the rotating switching circuit
It is connected with the input terminal with the asynchronous motor, the output shaft of the asynchronous motor is connected with the impeller assembly.
The frequency change control signal that the frequency changer circuit is used to be sent according to the processor controls three phase mains to described different
The frequency of motor output electric energy is walked, the rotating switching circuit is used in the asynchronous motor stop according to the processor
The state switching signal that rotation stop is sent after moving switches the phase sequence that the frequency changer circuit is powered to the asynchronous motor, so that described
Asynchronous motor switches to inverted status.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the frequency changer circuit includes
Rectification circuit, filter circuit and inverter circuit.
The input terminal of the rectification circuit is connected with the output terminal of the three phase mains, output terminal and the inverter circuit
Input terminal connects, and the filter circuit is connected between the rectification circuit and the inverter circuit, the inverter circuit it is defeated
Outlet is connected by the rotating switching circuit with the input terminal of the asynchronous motor.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the rectification circuit includes
First diode, the second diode, the 3rd diode, the 4th diode, the 5th diode and the 6th diode.
First diode, the 3rd diode and the 5th diode cathode connection after with the inverter circuit first
Input terminal connects, after the connection of the anode of second diode, the 4th diode and the 6th diode with the inverter circuit
Second input terminal connects.
The cathode of the anode of first diode and second diode connection after with the three phase mains first
Output terminal connects, with the of the three phase mains after the cathode connection of the anode of the 3rd diode and the 4th diode
Two output terminals connect, after the cathode connection of the anode of the 5th diode and the 6th diode with the three phase mains
3rd output terminal connects.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the inverter circuit includes
First triode, the second triode, the 3rd triode, the 4th triode, the 5th triode, the 6th triode, the 7th diode,
8th diode, the 9th diode, the tenth diode, the 11st diode and the 12nd diode.
The base stage of first triode, the base stage of the second triode, the base stage of the 3rd triode, the base stage of the 4th triode,
The output terminal of the base stage of 5th triode and the base stage of the 6th triode respectively with the processor is connected.
The collector of first triode, the collector of the 3rd triode, the collector of the 5th triode, the seven or two pole
Exported after the cathode connection of the cathode of pipe, the cathode of the 9th diode and the 11st diode with the first of the rectification circuit
End connection, the emitter of second triode, the emitter of the 4th triode, the emitter of the 6th triode, the eight or two pole
Exported after the anode connection of the anode of pipe, the anode of the tenth diode and the 12nd diode with the second of the rectification circuit
End connection.
The emitter of first triode, the collector of the second triode, the anode and the eight or two of the 7th diode
Pass through the rotating switching circuit and the first input end of braking circuit and the asynchronous motor after the cathode connection of pole pipe
Connection, the emitter of the 3rd triode, collector, the anode and the tenth diode of the 9th diode of the 4th triode
Cathode connection after be connected by the rotating switching circuit and braking circuit with the second input terminal of the asynchronous motor,
The emitter of 5th triode, collector, the anode and the 12nd diode of the 11st diode of the 6th triode
Cathode connection after be connected by the rotating switching circuit and braking circuit with the 3rd input terminal of the asynchronous motor.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the filter circuit includes
First resistor, second resistance, the first capacitance and the second capacitance.
The first resistor being connected in parallel and the first capacitance after the second resistance being connected in parallel and the series connection of the second capacitance with being connected
Between first output terminal of rectification circuit and the second output terminal.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the frequency changer circuit also wraps
Braking circuit is included, the braking circuit is connected between the rectification circuit and the inverter circuit, and control terminal and the place
Manage the output terminal connection of device.
The brake control signal that the braking circuit is used to be sent according to the processor reduces the rectification circuit to institute
The current value of inverter circuit output electric energy is stated, so that the inverter circuit controls the asynchronous motor to stop under the current value
Work.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the braking circuit includes
7th triode and energy consumption resistance.
One end of the energy consumption resistance is connected with the first output terminal of the rectification circuit, the other end and the seven or three pole
The collector connection of pipe, the emitter of the 7th triode is connected with the second output terminal of the rectification circuit, base stage and institute
State the output terminal connection of processor.
In the utility model embodiment preferably selects, in above-mentioned mixing control equipment, the mixing control equipment
Speed probe is further included, the speed probe is arranged at the output shaft of the asynchronous motor, and output terminal and the place
Manage the input terminal connection of device.
The speed probe is used for the rotating speed for detecting the asynchronous motor and sends to the processor, the processing
Device is used to send state switching signal to the rotating switching circuit when the rotating speed of the asynchronous motor is zero.
On the basis of the above, the utility model embodiment additionally provides a kind of frit stirring system, for liquid
Frit is stirred.Frit stirring system includes charging basket, impeller assembly and the mixing control equipment, the impeller
Component is connected with the asynchronous motor of the mixing control equipment, and is arranged in the charging basket, with the asynchronous motor
Driving under stir liquid glass raw material in the charging basket.
In the utility model embodiment preferably selects, in above-mentioned frit stirring system, the impeller assembly
Including impeller, blade and protective plate, the output axis connection of one end of the impeller and the asynchronous motor, the other end respectively with
The blade is connected with the protective plate.
The asynchronous motor is used to drive the wheel rotation, to drive the blade stirring liquid glass raw material, institute
Protective plate is stated to be used for the blade and the isolation of solid-like frit.
Mixing control equipment provided by the utility model and frit stirring system, pass through rotating switching circuit and place
Being equipped with for reason device, can cause service life to reduce to avoid asynchronous motor because not stopping operating and being put into inverted status
The problem of, drastically increase mixing control equipment and the practicality and reliability of frit stirring system.
Further, by setting protective plate in impeller assembly, blade and solid-like frit are isolated, so as to keep away
Exempt from because directly contact for solid-like frit and blade and caused by blade damage the problem of, it is effective low to improve frit
The practicality and security of stirring system.
To enable the above-mentioned purpose of the utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Attached drawing appended by cooperation, is described in detail below.
Brief description of the drawings
Fig. 1 is the application block diagram for the mixing control equipment that the utility model embodiment provides.
Fig. 2 is the application circuit schematic diagram for the mixing control equipment that the utility model embodiment provides.
Fig. 3 is the structure diagram for the frequency changer circuit that the utility model embodiment provides.
Fig. 4 is the circuit diagram for the frequency changer circuit that the utility model embodiment provides.
Fig. 5 is the circuit diagram for the rotating switching circuit that the utility model embodiment provides.
Fig. 6 is the structure diagram for the impeller assembly that the utility model embodiment provides.
Icon：100- mixing control equipment；120- processors；140- frequency converters；141- frequency changer circuits；142- rectified currents
Road；143- filter circuits；144- inverter circuits；145- braking circuits；146- rotating switching circuits；The first relays of 147-；
The second relays of 148-；The first diodes of D1-；The second diodes of D2-；The 3rd diodes of D3-；The 4th diodes of D4-；D5-
Five diodes；The 6th diodes of D6-；The 7th diodes of D7-；The 8th diodes of D8-；The 9th diodes of D9-；The 12nd poles of D10-
Pipe；The 11st diodes of D11-；The 12nd diodes of D12-；The first triodes of Q1-；The second triodes of Q2-；The three or three poles of Q3-
Pipe；The 4th triodes of Q4-；The 5th triodes of Q5-；The 6th triodes of Q6-；The 7th triodes of Q7-；R1- first resistors；R2-
Two resistance；R3- energy consumption resistances；The first capacitances of C1-；The second capacitances of C2-；160- asynchronous motors；200- three phase mains；300- leaves
Wheel assembly；320- impellers；340- blades；360- protective plates.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, instead of all the embodiments.Usually here described in attached drawing and
The component of the utility model embodiment shown can be arranged and designed with a variety of configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiment of the utility model provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, those of ordinary skill in the art's all other embodiments obtained without creative efforts, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
, it is necessary to explanation, the orientation of the instruction such as term " one end ", " other end " in the foregoing description of the utility model
Or position relationship be based on orientation shown in the drawings or position relationship, or the utility model product using when usually put
Orientation or position relationship, are for only for ease of description the utility model and simplify description, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.In addition, term " first ", " second ", " the 3rd ", " the 4th " etc. are only used for distinguishing description, and it is not intended that instruction
Or imply relative importance.
As shown in Figure 1, the utility model embodiment provides a kind of mixing control equipment 100, stirred applied to frit
System is mixed to be stirred to liquid glass raw material.The mixing control equipment 100 include processor 120, frequency converter 140 and
Asynchronous motor 160.
The processor 120 is used for the rotating speed that the asynchronous motor 160 is controlled by the frequency converter 140, so that institute
State the specific speed demand that asynchronous motor 160 can be in practical application to be configured, drastically increase the stirring
The practicality of control device 100.
Alternatively, the concrete form of the processor 120 is unrestricted, is configured according to the actual requirements, for example,
Can be a kind of IC chip, the disposal ability with signal.Above-mentioned processor 120 can be general processor, bag
Include central processing unit (Central Processing Unit, CPU), network processing unit (Network Processor, NP) etc..
Can also be digital signal processor (DSP), application-specific integrated circuit (ASIC), field programmable gate array (FPGA) or other
Programmable logic device, discrete gate or transistor logic, discrete hardware components.In the present embodiment, the processor
120 be programmable logic controller (PLC).
Further, in the present embodiment, the processor 120 can also be connected with input equipment, the input equipment
For responding user demand generation control instruction, to indicate that the processor 120 is controlled the frequency converter 140.
Alternatively, the concrete form of the input equipment is unrestricted, either being connected directly with the processor 120
Electronic equipment, for example, keyboard, touch-screen etc. or with the processor 120 communication connection electronic equipment, for example,
The terminal devices such as remote controler, mobile phone.In the present embodiment, the input equipment is preferably liquid crystal touch screen.
With reference to Fig. 2, in the present embodiment, the frequency converter 140 can include frequency changer circuit 141 and rotating switching circuit
146.The output terminal of the processor 120 and the control of the control terminal and the rotating switching circuit 146 of the frequency changer circuit 141
End processed connection, the input terminal of the frequency changer circuit 141 is connected with the output terminal of three phase mains 200, output terminal pass through it is described positive and negative
Turn switching circuit 146 and be connected with the input terminal of the asynchronous motor 160.
The processor 120 is used to send frequency change control signal to the frequency changer circuit 141, switches electricity to the rotating
Road 146 sends state switching signal, and the frequency changer circuit 141 is used for the frequency change control signal sent according to the processor 120
Three phase mains 200 is controlled to be used for root to the frequency of the asynchronous motor 160 output electric energy, the rotating switching circuit 146
The state switching signal sent according to the processor 120 after the asynchronous motor 160 stops operating switches the variable-frequency electric
The phase sequence that road 141 powers to the asynchronous motor 160, so that the asynchronous motor 160 switches to inverted status.
With reference to Fig. 3 and Fig. 4, in the present embodiment, the frequency changer circuit 141 can include rectification circuit 142, filter circuit
143 and inverter circuit 144.The input terminal of the rectification circuit 142 is connected with the output terminal of the three phase mains 200, output terminal
It is connected with the input terminal of the inverter circuit 144, the filter circuit 143 is connected to the rectification circuit 142 and the inversion
Between circuit 144, the output terminal of the inverter circuit 144 passes through the rotating switching circuit 146 and the asynchronous motor
160 input terminal connection.
Alternatively, the electrical equipment that the rectification circuit 142 includes is unrestricted, can according in practical application to described
The required precision of rectification circuit 142 is configured.In the present embodiment, the rectification circuit 142 can include the first diode
D1, the second diode D2, the 3rd diode D3, the 4th diode D4, the 5th diode D5 and the 6th diode D6.
Further, in the present embodiment, the moon of the first diode D1, the 3rd diode D3 and the 5th diode D5
It is connected after the connection of pole with the first input end of the inverter circuit 144, the second diode D2, the 4th diode D4 and the 6th
It is connected after the anode connection of diode D6 with the second input terminal of the inverter circuit 144.The anode of the first diode D1
It is connected after being connected with the cathode of the second diode D2 with the first output terminal of the three phase mains 200, the three or two pole
It is connected after the connection of the cathode of the anode of pipe D3 and the 4th diode D4 with the second output terminal of the three phase mains 200, institute
Exported after stating the cathode connection of the anode and the 6th diode D6 of the 5th diode D5 with the 3rd of the three phase mains 200
End connection.
Alternatively, the electrical equipment that the inverter circuit 144 includes is unrestricted, can according in practical application to described
The required precision of inverter circuit 144 is configured.In the present embodiment, the inverter circuit 144 can include the first triode
Q1, the second triode Q2, the 3rd triode Q3, the 4th triode Q4, the 5th triode Q5, the 6th triode Q6, the seven or two pole
Pipe D7, the 8th diode D8, the 9th diode D9, the tenth diode D10, the 11st diode D11 and the 12nd diode
D12。
Further, in the present embodiment, the base stage of the first triode Q1, the base stage of the second triode Q2, the 3rd
The base stage of triode Q3, the base stage of the 4th triode Q4, the base stage of the base stage of the 5th triode Q5 and the 6th triode Q6 point
Output terminal not with the processor 120 is connected.The collector of the first triode Q1, the collector of the 3rd triode Q3,
The collector of 5th triode Q5, the cathode of the 7th diode D7, the cathode and the 11st diode D11 of the 9th diode D9
Cathode connection after be connected with the first output terminal of the rectification circuit 142, the emitter of the second triode Q2, the four or three
The emitter of pole pipe Q4, the emitter of the 6th triode Q6, the anode of the 8th diode D8, the anode of the tenth diode D10 with
And the 12nd diode D12 anode connection after be connected with the second output terminal of the rectification circuit 142.First triode
The cathode connection of the emitter of Q1, the collector of the second triode Q2, the anode of the 7th diode D7 and the 8th diode D8
It is connected afterwards by the rotating switching circuit 146 and braking circuit 145 with the first input end of the asynchronous motor 160,
Emitter, the collector of the 4th triode Q4, the anode of the 9th diode D9 and the 12nd pole of the 3rd triode Q3
Pass through the rotating switching circuit 146 and braking circuit 145 and the asynchronous motor 160 after the cathode connection of pipe D10
Second input terminal connects, emitter, collector, the 11st diode D11 of the 6th triode Q6 of the 5th triode Q5
Anode and the 12nd diode D12 cathode connection after by the rotating switching circuit 146 and braking circuit 145 with
The 3rd input terminal connection of the asynchronous motor 160.
Alternatively, the electrical equipment that the filter circuit 143 includes is unrestricted, can according in practical application to described
The filter effect of filter circuit 143 is configured.In the present embodiment, the filter circuit 143 can include first resistor R1,
Second resistance R2, the first capacitance C1 and the second capacitance C2.
Further, in the present embodiment, the first resistor R1 and the first capacitance C1 that are connected in parallel and be connected in parallel the
It is connected to after two resistance R2 and the second capacitance C2 series connection between 142 first output terminal of rectification circuit and the second output terminal.
Alternatively, the mode that the mixing control equipment 100 controls the asynchronous motor 160 to stop operating is unrestricted
System, for example, it may be the output shaft in the asynchronous motor 160 sets brake apparatus, so that the asynchronous motor 160 stops
Rotation stop is moved or sets controlling switch to cut off power supply of the three phase mains 200 to the asynchronous motor 160, from
And the asynchronous motor 160 is controlled to stop operating.In the present embodiment, for the ease of stopping in the asynchronous motor 160
It can be inverted in time after rotation, the frequency changer circuit 141 can also include braking circuit 145, the braking circuit 145
It is connected between the rectification circuit 142 and the inverter circuit 144, and control terminal and the output terminal of the processor 120 connect
Connect.
Further, in the present embodiment, the braking circuit 145 is used for the braking sent according to the processor 120
Control signal reduces the rectification circuit 142 to the current value of the inverter circuit 144 output electric energy, so that the inverter circuit
144 control the asynchronous motor 160 to be stopped under the current value.
Alternatively, the concrete numerical value size of the current value is unrestricted, for example, either zero or being less than institute
Any one numerical value of the minimum drive current of asynchronous motor 160 is stated, as long as the asynchronous motor 160 can be made in the electric current
It can not be rotated under value.
Alternatively, the electrical equipment that the braking circuit 145 includes is unrestricted, can according in practical application to described
The control accuracy of asynchronous motor 160 is configured.In the present embodiment, the braking circuit 145 can include the seven or three pole
Pipe Q7 and energy consumption resistance R3.
Further, in the present embodiment, one end of the energy consumption resistance R3 and the first output of the rectification circuit 142
End connection, the other end be connected with the collector of the 7th triode Q7, the emitter of the 7th triode Q7 with it is described whole
The second output terminal connection of current circuit 142, base stage are connected with the output terminal of the processor 120.
By above-mentioned setting, when needing to stop the asynchronous motor 160, the processor 120 controls the described 7th
Triode Q7 is turned on so that the electric current that the braking circuit 145 export the rectification circuit 142 shunts, and is flowed through with reduction
The current value of the inverter circuit 144, and then the driving current of the asynchronous motor 160 is reduced, so that the asynchronous electric
Machine 160 stops operating.
Alternatively, the electrical equipment that the rotating switching circuit 146 includes is uncontrolled, can according to the actual requirements into
Row is set.With reference to Fig. 5, in the present embodiment, the rotating switching circuit 146 includes the first relay 147 and the second relay
Device 148, by switching the conducting state of 147 and second relay 148 of the first relay, to control the frequency converter 140
The phase sequence powered to the asynchronous motor 160.
Alternatively, the processor 120 judges that the mode that the asynchronous motor 160 stops operating is unrestricted, for example,
One preset time can be set, assert that the asynchronous motor 160 has stopped operating after the preset time reaches, this is pre-
If the time should be greater than the asynchronous motor 160 time required when being reduced to zero from maximum (top) speed.In the present embodiment, it is
Accurately judge the rotating speed of the asynchronous motor 160, to be switched in time to the working status of the asynchronous motor 160,
The mixing control equipment 100 can also include speed probe.
Further, in the present embodiment, the speed probe is arranged at the output shaft of the asynchronous motor 160,
And output terminal is connected with the input terminal of the processor 120.The speed probe is used to detect the asynchronous motor 160
Rotating speed is simultaneously sent to the processor 120, the processor 120 be used for when the rotating speed of the asynchronous motor 160 is zero to
The rotating switching circuit 146 sends state switching signal.
The present embodiment also provides a kind of frit stirring system, for being stirred to liquid glass raw material.The glass
Glass raw material stirring system includes charging basket, impeller assembly 300 and above-mentioned mixing control equipment 100, the impeller assembly 300 with it is described
The asynchronous motor 160 of mixing control equipment 100 connects, and is arranged in the charging basket, with the asynchronous motor 160
Liquid glass raw material in the driving lower stirring charging basket.
With reference to Fig. 6, in the present embodiment, the impeller assembly 300 can include impeller 320, blade 340 and protective plate
360, the output axis connection of one end of the impeller 320 and the asynchronous motor 160, the other end respectively with the blade 340
Connected with the protective plate 360.The asynchronous motor 160 is used to drive the impeller 320 to rotate, to drive the blade
340 stirring liquid glass raw materials, the protective plate 360 are used to isolate in the blade 340 and solid-like frit.
Include the mixing control equipment 100 in view of the frit stirring system, therefore, the frit stirs
Mixing system has the whole technical characteristic of the mixing control equipment 100, can solve identical technical problem, produce identical
Technique effect, refer to the explanation made above to the mixing control equipment 100, this is no longer going to repeat them.
In conclusion mixing control equipment 100 provided by the utility model and frit stirring system, pass through rotating
Being equipped with for switching circuit 146 and processor 120, can be put into reversion to avoid asynchronous motor 160 because not stopping operating
State and the problem of cause service life to reduce, drastically increase mixing control equipment 100 and frit stirring system
Practicality and reliability.Secondly, it is by setting protective plate 360 in impeller assembly 300, blade 340 and solid-like glass is former
Material isolation, so that avoid the problem that making blade pair 340 with directly contacting for blade 340 because of solid-like frit damages,
Effective low practicality and security for improving frit stirring system.
In the description of the utility model, unless otherwise clearly defined and limited, term " setting ", " connection " should be done extensively
Reason and good sense solution, for example, it may be being fixedly connected or being detachably connected, or is integrally connected；Can mechanically connect,
Can be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be the company inside two elements
It is logical.For the ordinary skill in the art, it can understand that above-mentioned term is specific in the utility model with concrete condition
Implication.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on, should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of mixing control equipment, applied to frit stirring system to be stirred to liquid glass raw material, its feature
It is, the frit stirring system includes being used for the charging basket for storing liquid glass raw material and the leaf being arranged in the charging basket
Wheel assembly, the mixing control equipment include processor, frequency converter and asynchronous motor, wherein, the frequency converter includes becoming
Frequency circuit and rotating switching circuit；
The output terminal of the processor is connected with the control terminal of the frequency changer circuit and the control terminal of the rotating switching circuit,
The connection of the output terminal of the input terminal of the frequency changer circuit and three phase mains, output terminal by the rotating switching circuit and with institute
The input terminal connection of asynchronous motor is stated, the output shaft of the asynchronous motor is connected with the impeller assembly；
The frequency change control signal that the frequency changer circuit is used to be sent according to the processor controls three phase mains to the asynchronous electricity
Motivation exports the frequency of electric energy, and the rotating switching circuit is used to stop turning in the asynchronous motor according to the processor
The state switching signal sent after dynamic switches the phase sequence that the frequency changer circuit is powered to the asynchronous motor, so that described asynchronous
Motor switches to inverted status.
2. mixing control equipment according to claim 1, it is characterised in that the frequency changer circuit includes rectification circuit, filter
Wave circuit and inverter circuit；
The input terminal of the rectification circuit is connected with the output terminal of the three phase mains, the input of output terminal and the inverter circuit
End connection, the filter circuit are connected between the rectification circuit and the inverter circuit, the output terminal of the inverter circuit
It is connected by the rotating switching circuit with the input terminal of the asynchronous motor.
3. mixing control equipment according to claim 2, it is characterised in that the rectification circuit include the first diode,
Second diode, the 3rd diode, the 4th diode, the 5th diode and the 6th diode；
Inputted after the cathode connection of first diode, the 3rd diode and the 5th diode with the first of the inverter circuit
End connection, second diode, the 4th diode and the 6th diode anode connection after with the inverter circuit second
Input terminal connects；
Exported after the connection of the cathode of the anode of first diode and second diode with the first of the three phase mains
It is defeated with the second of the three phase mains after the cathode connection of end connection, the anode of the 3rd diode and the 4th diode
Outlet connects, after the cathode connection of the anode of the 5th diode and the 6th diode with the three phase mains the 3rd
Output terminal connects.
4. mixing control equipment according to claim 2, it is characterised in that the inverter circuit include the first triode,
Second triode, the 3rd triode, the 4th triode, the 5th triode, the 6th triode, the 7th diode, the 8th diode,
9th diode, the tenth diode, the 11st diode and the 12nd diode；
The base stage of first triode, the base stage of the second triode, the base stage of the 3rd triode, the base stage of the 4th triode,
The output terminal of the base stage of 5th triode and the base stage of the 6th triode respectively with the processor is connected；
The collector of first triode, the collector of the 3rd triode, the collector of the 5th triode, the 7th diode
The first output terminal after the cathode connection of cathode, the cathode of the 9th diode and the 11st diode with the rectification circuit connects
Connect, the emitter of second triode, the emitter of the 4th triode, the emitter of the 6th triode, the 8th diode
The second output terminal after the anode connection of anode, the anode of the tenth diode and the 12nd diode with the rectification circuit connects
Connect；
The emitter of first triode, the collector of the second triode, the anode and the 8th diode of the 7th diode
Cathode connection after be connected by the rotating switching circuit and braking circuit with the first input end of the asynchronous motor,
Emitter, collector, the anode of the 9th diode and the moon of the tenth diode of the 4th triode of 3rd triode
It is connected after the connection of pole by the rotating switching circuit and braking circuit with the second input terminal of the asynchronous motor, it is described
The emitter of 5th triode, collector, the anode of the 11st diode and the moon of the 12nd diode of the 6th triode
It is connected after the connection of pole by the rotating switching circuit and braking circuit with the 3rd input terminal of the asynchronous motor.
5. mixing control equipment according to claim 2, it is characterised in that the filter circuit includes first resistor, the
Two resistance, the first capacitance and the second capacitance；
The first resistor and the first capacitance being connected in parallel are connected to institute after connecting with the second resistance being connected in parallel and the second capacitance
State between the first output terminal of rectification circuit and the second output terminal.
6. according to the mixing control equipment described in claim 2-5 any one, it is characterised in that the frequency changer circuit further includes
Braking circuit, the braking circuit are connected between the rectification circuit and the inverter circuit, and control terminal and the processing
The output terminal connection of device；
The brake control signal that the braking circuit is used to be sent according to the processor reduces the rectification circuit to described inverse
Become the current value of circuit output electric energy, so that the inverter circuit controls the asynchronous motor to stop work under the current value
Make.
7. mixing control equipment according to claim 6, it is characterised in that the braking circuit include the 7th triode and
Energy consumption resistance；
One end of the energy consumption resistance is connected with the first output terminal of the rectification circuit, the other end and the 7th triode
Collector connects, and the emitter of the 7th triode is connected with the second output terminal of the rectification circuit, base stage and the place
Manage the output terminal connection of device.
8. mixing control equipment according to claim 1, it is characterised in that the mixing control equipment further includes rotating speed biography
Sensor, the speed probe are arranged at the output shaft of the asynchronous motor, and the input terminal of output terminal and the processor
Connection；
The speed probe is used to the rotating speed for detecting the asynchronous motor and sends to the processor, the processor use
In when the rotating speed of the asynchronous motor is zero to the rotating switching circuit send state switching signal.
9. a kind of frit stirring system, for being stirred to liquid glass raw material, it is characterised in that frit stirs
System includes the mixing control equipment described in charging basket, impeller assembly and claim 1-8 any one, the impeller assembly and institute
The asynchronous motor connection of mixing control equipment is stated, and is arranged in the charging basket, with the driving of the asynchronous motor
Stir the liquid glass raw material in the charging basket.
10. frit stirring system according to claim 9, it is characterised in that the impeller assembly includes impeller, leaf
Piece and protective plate, the output axis connection of one end of the impeller and the asynchronous motor, the other end respectively with the blade and
The protective plate connection；
The asynchronous motor is used to drive the wheel rotation, described anti-to drive the blade stirring liquid glass raw material
Backplate is used to isolate in the blade and solid-like frit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721044713.3U CN207287211U (en) | 2017-08-21 | 2017-08-21 | Mixing control equipment and frit stirring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721044713.3U CN207287211U (en) | 2017-08-21 | 2017-08-21 | Mixing control equipment and frit stirring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207287211U true CN207287211U (en) | 2018-05-01 |
Family
ID=62445092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721044713.3U Active CN207287211U (en) | 2017-08-21 | 2017-08-21 | Mixing control equipment and frit stirring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207287211U (en) |
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2017
- 2017-08-21 CN CN201721044713.3U patent/CN207287211U/en active Active
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