CN208042741U - Removal moisture drying feeding combination machine control circuit - Google Patents
Removal moisture drying feeding combination machine control circuit Download PDFInfo
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- CN208042741U CN208042741U CN201820417611.XU CN201820417611U CN208042741U CN 208042741 U CN208042741 U CN 208042741U CN 201820417611 U CN201820417611 U CN 201820417611U CN 208042741 U CN208042741 U CN 208042741U
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Abstract
The utility model discloses a kind of removal moisture drying feeding combination machine control circuits, including three phase mains, drying air fan module, regeneration blower fan module, suction blower fan module, turn-off module, dry electrothermal module, regeneration electrothermal module, wheel motor module, DC power voltage stabilizing module, central control module, process control module, solenoid valve module, alarm module, material position sensing module, thermal module.The utility model can carry out Comprehensive Control, high degree of automation by the way that central control module is arranged to circuit.And it can be automatically stopped work when drying air fan, regeneration wind turbine, suction wind turbine overload, when the temperature is excessively high, dry electrothermal tube and regeneration electrothermal tube can be automatically stopped work, and the security performance of circuit is high, can carry out effective protection to circuit.In addition, when drying air fan, regeneration wind turbine, suction wind turbine overload, when situations such as temperature is excessively high occurs, alarm module can carry out warning reminding.
Description
Technical field
The utility model is related to a kind of control circuits, refer in particular to a kind of removal moisture drying feeding combination machine control circuit.
Background technology
Removal moisture drying feeding combination machine integrates three kinds of dehumidifying, drying, feeding functions, is mainly used to dry hygroscopicity very
Strong plastics such as PA, PC, PBT, PET etc., principle are will to pass through the low dew point air of dehumidifying, and it is dry to be sent into one or more standards
In dry bucket, to improve drying efficiency and shorten drying time, then raw material is sent to the place of needs.
Existing removal moisture drying feeding combination machine control circuit has the following defects：1. the degree of automation is low, it is unfavorable for giving birth to
Produce the raising of efficiency；2. circuit safety protective value is not good enough, circuit can not be protected in time when breaking down；3. can not
Warning reminding is carried out to the various failures occurred in circuit in time.
Therefore, it is necessary to a kind of new removal moisture drying feeding combination machine control circuit be designed, to solve the prior art not
Foot.
Utility model content
The purpose of this utility model is to provide a kind of removal moisture drying feeding combination machine control circuit, high degree of automation,
Safeguard protection performance is good, can carry out warning reminding to various failures.
For above-mentioned purpose, the utility model uses following technical scheme：
A kind of removal moisture drying feeding combination machine control circuit, including：Three phase mains is powered in a manner of three-phase five-wire mode；
Drying air fan module includes the first A.C. contactor being connect with the three phase mains, is connect with first A.C. contactor
The first electrothermal relay, the drying air fan that is connect with first electrothermal relay；Regenerate blower fan module, including with the three-phase electricity
Second A.C. contactor of source connection, the second electrothermal relay connect with second A.C. contactor and it is described second it is hot after
The regeneration wind turbine of electric appliance connection；Suction blower fan module, include the third A.C. contactor being connect with the three phase mains, with it is described
The third electrothermal relay of third A.C. contactor connection, the suction wind turbine being connect with the third electrothermal relay；Turn-off module, packet
The protection branch for including the breaker being connect with three phase mains and being connect with the breaker；Dry electrothermal module, including with institute
The drying electrothermal tube stated the 4th A.C. contactor of the output end connection of breaker and connect with the 4th A.C. contactor；
Electrothermal module is regenerated, includes that the 5th A.C. contactor being connect with the output end of the breaker and being exchanged with the described 5th connects
The regeneration electrothermal tube of tentaculum connection；Wheel motor module, including wheel motor, the wheel motor is by the one of the three phase mains
Root firewire and a zero curve are powered；DC power voltage stabilizing module, the input terminal of the DC power voltage stabilizing module with it is described
A piece firewire of three phase mains and a zero curve connection, the output end of the DC power voltage stabilizing module export direct current；Center
Control module is connect with the output end of the DC power voltage stabilizing module；Process control module connects with the central control module
It connects；Solenoid valve module is connect with the central control module；Alarm module is connect with the central control module；Material position senses
Module is connect with the central control module；Thermal module is connect with the output end of the DC power voltage stabilizing module.
Further, first A.C. contactor includes the first main normally opened contact and first coil, the first hot relay
Device includes first heating element, the first normally-closed contact, the first normally opened contact, and the first main normally opened contact generates heat with described first
Element is connected, and the first coil and first normally-closed contact connect to form the first branch, first normally opened contact and institute
Central control module connection is stated, second A.C. contactor includes the second main normally opened contact and the second coil, second heat
Relay includes second heatiing element, the second normally-closed contact, the second normally opened contact, the second main normally opened contact and described second
Heater element is connected, and second coil and second normally-closed contact connect to form the second branch, the first branch and institute
The second branch parallel connection is stated, second normally opened contact is connect with the central control module, and the third A.C. contactor includes
The main normally opened contact of third and tertiary coil, the third electrothermal relay include that third heater element, third normally-closed contact, third are normal
Open contact, the main normally opened contact of third and third heater element series connection, the third normally-closed contact and the third line
Circle series connection, the third normally opened contact are connect with the central control module.
Further, the process control module includes the first intermediate relay, the second intermediate relay, third centre relay
Device, first intermediate relay include the first relay coil and the first relay normally open contact, the second intermediate relay
Device includes the second relay coil and the second relay normally open contact, and the third intermediate relay includes third relay coil
With two third relay normally open contacts, first relay coil, second relay coil, the third relay
Coil is connect with the central control module respectively, the 4th A.C. contactor include the 4th main normally opened contact, the 4th coil,
4th auxiliary normally opened contact, the 5th A.C. contactor, which includes the 5th main normally opened contact, the 5th coil, the 5th auxiliary is normally opened touches
Point, the 4th main normally opened contact are connect with the dry electrothermal tube, the 5th main normally opened contact and the regeneration electrothermal tube
Connection, first A.C. contactor further includes the first auxiliary normally opened contact, and second A.C. contactor further includes second auxiliary
Normally opened contact, the 4th coil, the first auxiliary normally opened contact, the first relay normally open contact three is helped to connect,
5th coil, the second auxiliary normally opened contact, the second relay normally open contact three series connection, the first branch
Connect respectively with the same third relay normally open contact with the second branch, the third normally-closed contact and another
The third relay normally open contact connection, the wheel motor are connect with the third relay normally open contact, and the described 4th
Auxiliary contact and the 5th auxiliary contact are connect with the central control module respectively.
Further, the breaker includes the main normally opened contact of open circuit and open circuit auxiliary normally opened contact, the protection branch packet
Shunt release, the 4th intermediate relay are included, the 4th intermediate relay includes the 4th relay coil and the 4th relay
Normally opened contact, the shunt release include shunt opening coil, the shunt opening coil for control the main normally opened contact of open circuit with
The action of the open circuit auxiliary normally-closed contact, the 4th relay coil is connected with the open circuit auxiliary normally-closed contact, described
4th relay normally open contact is connect with the central control module.
Further, further include the first temperature protector and second temperature protector, first temperature protector and described
One end of second temperature protector is connect with the ground wire of the three phase mains respectively, and first temperature protector has first
It sets and the second position, the second temperature protector has the third place and the 4th position, when first temperature protector position
In first position, the other end of first temperature protector is connected with the 4th coil, when first temperature protector
Positioned at the second position, the other end of first temperature protector is connect with the output point of the protection branch；When described second
Temperature protector is located at the third place, and the other end of the second temperature protector is connected with the 5th coil, when described
Two temperature protectors are located at the 4th position, and the other end of the second temperature protector and the output point of the protection branch connect
It connects.
Further, further include phase sequence relay, the phase sequence relay is connect with three firewires of the three phase mains, institute
The normally-closed contact for stating phase sequence relay is connect with the central control module.
Further, further include radiator fan, one end of the radiator fan is connect with a firewire of the three phase mains,
The other end of the radiator fan is connect with the ground wire of the three phase mains.
Further, further include dew point instrument, Analog input mModule and touch screen, the dew point instrument and the DC power supply are steady
The output end of die block connects, and the Analog input mModule is connect with the dew point instrument, the touch screen and the direct current
Source Voltage stabilizing module connection.
Further, further include dry thermocouple, regeneration thermocouple, return air thermocouple, the thermal module and the drying
Thermocouple, the regeneration thermocouple, return air thermocouple connection.
Further, further include microswitch, the microswitch is connect with the central control module, the alarm module
Including buzzer and alarm lamp, the buzzer and the alarm lamp are in parallel, and the solenoid valve module includes multiple solenoid valves, institute
It includes magnetic red sensor and photoelectric sensor to state material position sensing module.
The beneficial effects of the utility model have：
(1) by the way that central control module is arranged, Comprehensive Control, high degree of automation can be carried out to circuit.
(2) it can be automatically stopped work when drying air fan, regeneration wind turbine, suction wind turbine overload, when the temperature is excessively high, dry electricity
Heat pipe and regeneration electrothermal tube can be automatically stopped work, and the security performance of circuit is high, can carry out effective protection to circuit.
(3) when occurring situations such as drying air fan, regeneration wind turbine, suction wind turbine overload, and temperature is excessively high, alarm module can
Enough carry out warning reminding.
Description of the drawings
Fig. 1 is the fundamental diagram of removal moisture drying feeding combination machine；
Fig. 2 is the circuit diagram of the utility model first part；
Fig. 3 is circuit diagram (expression of the letter such as a, b, c and previous circuit diagram or the latter circuit of the utility model second part
It is connected at figure same letter, the same below)；
Fig. 4 is the circuit diagram of the utility model Part III；
Fig. 5 is the circuit diagram of the utility model Part IV.
Drawing reference numeral explanation：
| The main normally opened contact QF-1 of open circuit | Open circuit auxiliary normally-closed contact QF-2 | First main normally opened contact KM1-1 |
| First coil KM1-2 | First auxiliary normally opened contact KM1-3 | Second main normally opened contact KM2-1 |
| Second coil KM2-2 | Second auxiliary normally opened contact KM2-3 | The main normally opened contact KM3-1 of third |
| Tertiary coil KM3-2 | 4th main normally opened contact KM4-1 | 4th coil KM4-2 |
| 4th auxiliary normally opened contact KM4-3 | 5th main normally opened contact KM5-1 | 5th coil KM5-2 |
| 5th auxiliary normally opened contact KM5-3 | First heating element FR1-1 | First normally-closed contact FR1-2 |
| First normally opened contact FR1-3 | Second heatiing element FR2-1 | Second normally-closed contact FR2-2 |
| Second normally opened contact FR2-3 | Drying air fan M1 | Regenerate wind turbine M2 |
| Third heater element FR3-1 | Third normally-closed contact FR3-2 | Third normally opened contact FR3-3 |
| Suction wind turbine M3 | Wheel motor M4 | Dry electrothermal tube EH1 |
| Regenerate electrothermal tube EH2 | Shunt opening coil S9 | Radiator fan FAN |
| First relay normally open contact K1-1 | First relay coil K1-2 | Second relay normally open contact K2-1 |
| Second relay coil K2-2 | Third relay normally open contact K3-1 | Third relay coil K3-2 |
| 4th relay normally open contact K4-1 | 4th relay coil K4-2 | Phase sequence relay XJ |
| Magnetic red sensor S1 | Photoelectric sensor S2, S3 | Microswitch S4 |
| First temperature protector S5 | Second temperature protector S6 | Buzzer H1 |
| Alarm lamp H2 | Solenoid valve Y1~Y5 | Central control module A1 |
| Thermal module A2 | Analog input mModule A3 | Touch screen A4 |
| Dry thermocouple B1 | Regenerate thermocouple B2 | Return air thermocouple B3 |
| DC power voltage stabilizing module U | Dew point instrument A5 |
Specific implementation mode
For ease of more fully understanding the purpose, structure, characteristics and efficacy of the utility model, in conjunction with attached drawing and specifically
The utility model is described in further detail for embodiment.
As shown in Figures 2 to 5, a kind of removal moisture drying feeding combination machine control circuit of the utility model preferred embodiment,
Including three phase mains, drying air fan module, regeneration blower fan module, suction blower fan module, turn-off module, dry electrothermal module, again
Raw electrothermal module, wheel motor module, DC power voltage stabilizing module U, central control module A1, process control module, solenoid valve
Module, alarm module, material position sensing module, thermal module A2.
For ease of being better understood from the operation principle of removal moisture drying feeding combination machine control circuit, the utility model is first introduced
The substantially course of work for the removal moisture drying feeding combination machine applied.As shown in Figure 1, when removal moisture drying feeding combination machine works,
Suction wind turbine 1 carries out air draught to vacuum hopper 2, and the plastic material in storage vat 3 is entered by vacuum hopper 2 in dry bucket 4, is done
The return air moistening gas being discharged in dry bucket 4 is sent into after the pressurization of drying air fan 5 in the dehumidifying area of honeycomb runner 6, and is turned by honeycomb
Hygroscopic material in wheel 6 is adsorbed.It regenerates wind turbine 7 and regeneration air is provided, regeneration air is formed again after regeneration electrothermal tube 8 heats
Raw heating air, is sent into the renewing zone of honeycomb runner 6.Two strands of air-flows act on honeycomb runner 6 simultaneously, and honeycomb runner 6 is turning
Rotated under the action of wheel motor so that moisture in wet air be continuously reproduced heating air desorption again by absorption and
Discharge, to form stable low dew point air, low dew point air enters after dry electric heating 9 heats in dry bucket 4, to drying
Plastic cement principle in bucket 4 carries out removal moisture drying work.Suction wind turbine 1 carries out air draught to electric eye hopper 10 so that is done in dry bucket 4
Dry good plastic material in the entrance injection molding machine 11 of electric eye hopper 10 by using.
As shown in Fig. 2, three phase mains is powered in a manner of three-phase five-wire mode, that is, include three firewires, a zero curve, one
Ground wire, three phase mains is for providing 400V, the three-phase alternating current of 50Hz.
Drying air fan module includes the first A.C. contactor being connect with three phase mains, is connect with the first A.C. contactor
First electrothermal relay, the drying air fan M1 being connect with the first electrothermal relay.First A.C. contactor is for controlling drying air fan M1
Working condition, the first electrothermal relay for prevent drying air fan M1 overload.
Regeneration blower fan module includes the second A.C. contactor being connect with three phase mains, is connect with the second A.C. contactor
Second electrothermal relay, the regeneration wind turbine M2 being connect with the second electrothermal relay.Second A.C. contactor is for controlling regeneration wind turbine M2
Working condition, the second electrothermal relay is for preventing regeneration wind turbine M2 overload.
As shown in figure 3, suction blower fan module includes the third A.C. contactor being connect with three phase mains, exchanges and connect with third
The third electrothermal relay of tentaculum connection, the suction wind turbine M3 being connect with third electrothermal relay.Third A.C. contactor is for controlling
The working condition of suction wind turbine M3, third electrothermal relay is for preventing suction wind turbine M3 from overloading.
As shown in Fig. 2, dry electrothermal module include the 4th A.C. contactor being connect with the output end of breaker and with
The drying electrothermal tube EH1 of 4th A.C. contactor connection.4th A.C. contactor is used to control the work shape of dry electrothermal tube EH1
State.
Regeneration electrothermal module includes that the 5th A.C. contactor being connect with the output end of breaker and being exchanged with the 5th connects
The regeneration electrothermal tube EH2 of tentaculum connection.5th A.C. contactor is used to control the working condition of regeneration electrothermal tube EH2.
Turn-off module includes the breaker being connect with three phase mains and the protection branch being connect with breaker.Breaker is used
In cutting off dry electrothermal tube EH1 in overtemperature and regenerating the power supply of electrothermal tube EH2, protection branch is used to control the cut-out of breaker
Action.
As shown in figure 3, wheel motor module includes wheel motor M4, wheel motor M4 by three phase mains a firewire and
A piece zero curve is powered, and in the present embodiment, the rated voltage of wheel motor M4 is 220V, the firewire and zero curve of three phase mains it
Between voltage be 230V, can ensure the normal work of wheel motor M4.Wheel motor M4 is for driving honeycomb runner to rotate.
The input terminal of DC power voltage stabilizing module U and a firewire of three phase mains and a zero curve connection, DC power supply
The output end of Voltage stabilizing module U exports direct current.In the present embodiment, input DC power voltage stabilizing module U's is 230V, the friendship of 50Hz
Galvanic electricity, what is exported from DC power voltage stabilizing module U is 24V, the direct current of 75W.
As shown in figure 4, central control module A1 is connect with the output end of DC power voltage stabilizing module U, central control module
A1 is used to carry out Comprehensive Control to the course of work of entire circuit.In the present embodiment, central control module A1 is by Siemens Company
It provides, model CPU224CN.
Process control module is connect with central control module A1, and process control module is under the action of central control module A1
Key job process in circuit is controlled.
Solenoid valve module is connect with central control module A1, and solenoid valve module is mainly used for controlling vacuum hopper and electric eye material
Plastic material enters dry bucket and injection molding machine in bucket.
Alarm module is connect with central control module A1, and alarm module is for alarming to the exception in circuit.
Material position sensing module is connect with central control module A1, and material position sensing module is mainly used for incuding dry bucket and injection molding
The material position situation of plastic material in machine, and related material position situation is transmitted to central control module A1, so as to central control module
A1 is controlled.
As shown in figure 5, thermal module A2 is connect with the output end of DC power voltage stabilizing module U.Thermal module A2 is for connecing
Related temperature signals are received, and are transmitted to central control module A1.In the present embodiment, thermal module A2 is provided by Siemens Company, type
Number be EM231CN.
As shown in Figures 2 to 4, the first A.C. contactor includes the first main normally opened contact KM1-1 and first coil KM1-2,
First electrothermal relay includes first heating element FR1-1, the first normally-closed contact FR1-2, the first normally opened contact FR1-3, the first master
Normally opened contact KM1-1 connects with first heating element FR1-1, and first coil KM1-2 and the first normally-closed contact FR1-2 connect to be formed
The first branch, the first normally opened contact FR1-3 are connect with central control module A1.When drying air fan M1 overloads, first is normally closed tactile
Point FR1-2 is disconnected, and first coil KM1-2 power-off, the first main normally opened contact KM1-1 is disconnected, and drying air fan M1 stops operating.First
Normally opened contact FR1-3 is closed, and central control module A1 receives the variation of coherent signal so that alarm module is alarmed.
Second A.C. contactor includes the second main normally opened contact KM2-1 and the second coil KM2-2, the second electrothermal relay include
Second heatiing element FR2-1, the second normally-closed contact FR2-2, the second normally opened contact FR2-3, the second main normally opened contact KM2-1 and
Two heater element FR2-1 series connection, the second coil KM2-2 and the second normally-closed contact FR2-2 connect to form the second branch, the first branch
With the second branch parallel connection, the second normally opened contact FR2-3 is connect with central control module A1.When regenerating wind turbine M2 overloads, second
Normally-closed contact FR2-2 is disconnected, and the second coil KM2-2 power-off, the second main normally opened contact KM2-1 is disconnected, and regeneration wind turbine M2 stops turning
It is dynamic.Second normally opened contact FR2-3 is closed, and central control module A1 receives the variation of coherent signal so that alarm module carries out
Alarm.
Third A.C. contactor includes third main normally opened contact KM3-1 and tertiary coil KM3-2, and third electrothermal relay includes
Third heater element FR3-1, third normally-closed contact FR3-2, third normally opened contact FR3-3, the main normally opened contact KM3-1 of third and
Three heater element FR3-1 series connection, third normally-closed contact FR3-2 and tertiary coil KM3-2 series connection, third normally opened contact FR3-3 with
Central control module A1 connections.When suction wind turbine M3 overloads, third normally-closed contact FR3-2 is disconnected, and tertiary coil KM3-2 is disconnected
Electricity, the main normally opened contact KM3-1 of third are disconnected, and regeneration wind turbine M2 stops operating.Third normally opened contact FR3-3 is closed, center control
Modules A 1 receives the variation of coherent signal so that alarm module is alarmed.
Process control module includes the first intermediate relay, the second intermediate relay, third intermediate relay, among first
Relay include the first relay coil K1-2 and the first relay normally open contact K1-1, the second intermediate relay include second after
Electric apparatus coil K2-2 and the second relay normally open contact K2-1, third intermediate relay include third relay coil K3-2 and two
A third relay normally open contact K3-1, the first relay coil K1-2, the second relay coil K2-2, third relay coil
K3-2 is connect with central control module A1 respectively, and the 4th A.C. contactor includes the 4th main normally opened contact KM4-1, the 4th coil
KM4-2, the 4th auxiliary normally opened contact KM4-3, the 5th A.C. contactor includes the 5th main normally opened contact KM5-1, the 5th coil
KM5-2, the 5th auxiliary normally opened contact KM5-3, the 4th main normally opened contact KM4-1 are connect with dry electrothermal tube EH1, and the 5th master is normally opened
Contact KM5-1 is connect with regeneration electrothermal tube EH2, and the first A.C. contactor further includes the first auxiliary normally opened contact KM1-3, and second hands over
Stream contactor further includes the second auxiliary normally opened contact KM2-3, the 4th coil KM4-2, the first auxiliary normally opened contact KM1-3, first
Relay normally open contact K1-1 three connects, the 5th coil KM5-2, the second auxiliary normally opened contact KM2-3, the second relay normally open
Contact K2-1 three connects, and the first branch and the second branch are connect with the same third relay normally open contact K3-1 respectively, the
Three normally-closed contact FR3-2 are connect with another third relay normally open contact K3-1, wheel motor M4 and third relay normally open
Contact K3-1 connections, the 4th auxiliary contact and the 5th auxiliary contact are connect with central control module A1 respectively.
When central control module A1 needs to make drying air fan M1, regeneration wind turbine M2, suction wind turbine M3, wheel motor M4, dry
Dry electrothermal tube EH1, regeneration electrothermal tube EH2 are when being stopped, by making third relay coil K3-2 power off, then two thirds after
Electric appliance normally opened contact K3-1 is disconnected, first coil KM1-2, the second coil KM2-2, tertiary coil KM3-2 power-off, drying air fan
M1, regeneration wind turbine M2, suction wind turbine M3, wheel motor M4 stop operating, while the first auxiliary normally opened contact KM1-3 is disconnected,
4th coil KM4-2 power-off, the 4th main normally opened contact KM4-1 are disconnected, and dry electrothermal tube EH1 is stopped；Second auxiliary is normally opened
Contact KM2-3 is disconnected, and the 5th coil KM5-2 power-off, the 5th main normally opened contact KM5-1 is disconnected, and regeneration electrothermal tube EH2 stops work
Make.
When central control module A1 needs that dry electrothermal tube EH1 is individually made to be stopped, by making the first relay line
K1-2 power-off is enclosed, then the first relay normally open contact K1-1 is disconnected, and the 4th coil KM4-2 power-off, dry electrothermal tube EH1 stops work
Make, while the 4th auxiliary normally opened contact KM4-3 is disconnected, central control module A1 receives the variation of coherent signal so that alarm
Module is alarmed.
When central control module A1 needs individually regeneration electrothermal tube EH2 to be made to be stopped, by making the second relay line
K2-2 power-off is enclosed, then the second relay normally open contact K2-1 is disconnected, and the 5th coil KM5-2 power-off, regeneration electrothermal tube EH2 stops work
Make, while the 5th auxiliary normally opened contact KM5-3 is disconnected, central control module A1 receives the variation of coherent signal so that alarm
Module is alarmed.
Breaker includes the main normally opened contact QF-1 of open circuit and open circuit auxiliary normally-closed contact QF-2, and protection branch includes that shunt opening is de-
Device, the 4th intermediate relay are detained, the 4th intermediate relay includes the 4th relay coil K4-2 and the 4th relay normally open contact
K4-1, shunt release include shunt opening coil S9, and shunt opening coil S9 is assisted for controlling the main normally opened contact QF-1 of open circuit and open circuit
The action of normally-closed contact QF-2, the 4th relay coil K4-2 connect with open circuit auxiliary normally-closed contact QF-2, and the 4th relay is normal
Contact K4-1 is opened to connect with central control module A1.
The utility model further include the first temperature protector S5 and second temperature protector S6, the first temperature protector S5 and
One end of second temperature protector S6 is connect with the ground wire of three phase mains respectively, the first temperature protector S5 have first position and
The second position, second temperature protector S6 have the third place and the 4th position, when the first temperature protector S5 is located at first
It sets, the other end of the first temperature protector S5 is connected with the 4th coil KM4-2, when the first temperature protector S5 is located at second
It sets, the other end of the first temperature protector S5 is connect with the output point of protection branch；When second temperature protector S6 is located at third
The other end of position, second temperature protector S6 is connected with the 5th coil KM5-2, when second temperature protector S6 is located at the 4th
It sets, the other end of second temperature protector S6 is connect with the output point of protection branch.
When normal work, the main normally opened contact QF-1 of open circuit is closed, and open circuit auxiliary normally-closed contact QF-2 is disconnected, and the first temperature is protected
Shield device S5 is located at first position, and second temperature protector S6 is located at the third place.When drying temperature or excessively high regeneration temperature, the
One temperature protector S5 automatically switches to the second position or second temperature protector S6 automatically switches to the 4th position, at this time shunt opening
Coil S9 is powered, and the main normally opened contact QF-1 of open circuit is disconnected, and dry electrothermal tube EH1 and regeneration electrothermal tube EH2 are stopped.Open circuit is auxiliary
Normally-closed contact QF-2 is helped to be closed, the 4th relay coil K4-2 is powered, and the 4th relay normally open contact K4-1 is closed, center control
Modules A 1 receives the variation of coherent signal so that alarm module is alarmed.
The utility model further includes phase sequence relay XJ, three firewires connection of phase sequence relay XJ and three phase mains, phase
The normally-closed contact of sequence relay XJ is connect with central control module A1.When phase sequence is normal, phase sequence relay XJ normally-closed contacts are disconnected
It opens, when phase sequence exception, the normally-closed contact of phase sequence relay XJ is closed, and central control module A1 receives the change of coherent signal
Change so that alarm module is alarmed.
The utility model further includes radiator fan FAN, and one end of radiator fan FAN and three phase mains firewire connect
Connect, the ground wire of the other end of radiator fan FAN and three phase mains connects, i.e. radiator fan FAN by three phase mains 230V line
Power voltage supply.Radiator fan FAN is for the heat dissipation to equipment electric cabinet.
As shown in Figure 4 and Figure 5, the utility model further includes dew point instrument A5, Analog input mModule A3 and touch screen A4, dew
Point meter A5 is connect with the output end of DC power voltage stabilizing module U, and Analog input mModule A3 is connect with dew point instrument A5, touch screen A4
It is connect with DC power voltage stabilizing module U.In the present embodiment, dew point instrument A5 is provided by TOKY companies, model SD6-A10T.Simulation
Amount input module A3 is provided by Siemens Company, and model SB AE01, touch screen A4 are provided by Siemens Company, model
SMART 700IE.When needing that dew-point temperature is arranged, respective value is set on touch screen A4, dew point instrument A5, which is measured, to be worked as
Preceding dew-point temperature, and coherent signal is transmitted to Analog input mModule A3, Analog input mModule A3 feeds back coherent signal
Central control module A1, central control module A1 is given to handle related data, control regeneration electrothermal tube by internal A/D converter
EH2 is adjusted into trip temperature, so that existing dew point temperature reaches setting dew-point temperature.
The utility model further includes dry thermocouple B1, regeneration thermocouple B2, return air thermocouple B3, thermal module A2 and does
Scorching galvanic couple B1, regeneration thermocouple B2, the B3 connections of return air thermocouple.Dry thermocouple B1, regeneration thermocouple B2, return air thermocouple
B3 detects drying process, the temperature of regenerative process, return air process respectively, and related temperature signals are input to thermal module A2,
Related temperature signals are fed back to central control module A1 by thermal module A2, and it is anti-that central control module A1 receives thermal module A2
After the temperature signal of feedback, correlated temperature data, control regeneration wind turbine M2, regeneration electrothermal tube are handled by internal A/D converter
The course of work of EH2, drying air fan M1, dry electrothermal tube EH1 so that dehumidifying and drying process expeditiously carry out, and subtract
The waste of the energy is lacked.
As shown in figure 4, the utility model further includes microswitch S4, microswitch S4 is connect with central control module A1.
When alarm module is alarmed, microswitch S4 is pressed, you can make central control module A1 stop alarms.
Alarm module includes buzzer H1 and alarm lamp H2, and buzzer H1 and alarm lamp H2 are in parallel, when alarm module is alarmed
When, alarm occurs for buzzer H1, while alarm lamp H2 is shinny.Buzzer H1 is connected with alarm lamp H2 by way of in parallel,
Even if one of failure, another remains able to Normal Alarm, improves the reliability of alarm.
Solenoid valve Y1~Y5 modules include multiple solenoid valve Y1~Y5, and solenoid valve Y1~Y5 includes in control vacuum hopper
Plastic material in the first shutting off valve Y1 and control photocell material position that plastic material is fallen into dry bucket is fallen into injection molding machine
Second shutting off valve Y4, material position sensing module include magnetic red sensor S1 and photoelectric sensor S2, S3.In the present embodiment, magnetic red passes
Sensor S1 is applied to dry bucket, and photoelectric sensor S2, S3 are applied to injection molding machine.When work, magnetic red sensor S1 and photoelectric sensing
Device S2, S3 are respectively detected the material position situation for drying bucket and injection molding machine, when drying bucket or injection molding machine is in high charge level, magnetic
Signal is fed back to central control module A1 by spring sensor S1 or photoelectric sensor S2, S3 respectively, central control module A1's
Under control, the first shutting off valve Y1 or the second shutting off valve Y4 make plastic material stopping fall into dry bucket or injection molding machine.Similarly, when dry
When dry bucket or injection molding machine are in low material position, the first shutting off valve Y1 or the second shutting off valve Y4 make plastic material fall into dry bucket or note
Molding machine.
Detailed description above is only the explanation of the preferred embodiment of the utility model, and non-therefore limitation the utility model is specially
Sharp range, so, all with this creation specification and diagramatic content institute, equivalence techniques change for it, and it is specially to be both contained in this creation
In sharp range.
Claims (10)
1. a kind of removal moisture drying feeding combination machine control circuit, which is characterized in that including：
Three phase mains is powered in a manner of three-phase five-wire mode；
Drying air fan module includes the first A.C. contactor being connect with the three phase mains and first A.C. contactor
First electrothermal relay of connection, the drying air fan being connect with first electrothermal relay；
Blower fan module is regenerated, includes the second A.C. contactor being connect with the three phase mains and second A.C. contactor
Second electrothermal relay of connection, the regeneration wind turbine being connect with second electrothermal relay；
Suction blower fan module includes the third A.C. contactor being connect with the three phase mains and the third A.C. contactor
The third electrothermal relay of connection, the suction wind turbine being connect with the third electrothermal relay；
Turn-off module includes the breaker being connect with three phase mains and the protection branch being connect with the breaker；
Dry electrothermal module includes the 4th A.C. contactor being connect with the output end of the breaker and is handed over the described 4th
Flow the drying electrothermal tube of contactor connection；
Electrothermal module is regenerated, include the 5th A.C. contactor being connect with the output end of the breaker and is handed over the described 5th
Flow the regeneration electrothermal tube of contactor connection；
Wheel motor module, including wheel motor, the wheel motor by the three phase mains a firewire and a zero curve
It is powered；
DC power voltage stabilizing module, the input terminal of the DC power voltage stabilizing module and a firewire and one for the three phase mains
Root zero curve connects, and the output end of the DC power voltage stabilizing module exports direct current；
Central control module is connect with the output end of the DC power voltage stabilizing module；
Process control module is connect with the central control module；
Solenoid valve module is connect with the central control module；
Alarm module is connect with the central control module；
Material position sensing module is connect with the central control module；
Thermal module is connect with the output end of the DC power voltage stabilizing module.
2. removal moisture drying feeding combination machine control circuit as described in claim 1, it is characterised in that：First ac contactor
Device include the first main normally opened contact and first coil, first electrothermal relay include first heating element, the first normally-closed contact,
First normally opened contact, the first main normally opened contact are connected with the first heating element, the first coil and described first
Normally-closed contact connects to form the first branch, and first normally opened contact is connect with the central control module, second exchange
Contactor includes the second main normally opened contact and the second coil, and second electrothermal relay includes second heatiing element, second normally closed
Contact, the second normally opened contact, the second main normally opened contact are connected with the second heatiing element, second coil and described
Second normally-closed contact connects to form the second branch, and the first branch and the second branch are in parallel, second normally opened contact
It being connect with the central control module, the third A.C. contactor includes the main normally opened contact of third and tertiary coil, and described
Three electrothermal relays include third heater element, third normally-closed contact, third normally opened contact, the main normally opened contact of the third and described
Third heater element connect, the third normally-closed contact and the tertiary coil series connection, the third normally opened contact with it is described in
Entreat control module connection.
3. removal moisture drying feeding combination machine control circuit as claimed in claim 2, it is characterised in that：The process control module
Including the first intermediate relay, the second intermediate relay, third intermediate relay, first intermediate relay include first after
Electric apparatus coil and the first relay normally open contact, second intermediate relay include the second relay coil and the second relay
Normally opened contact, the third intermediate relay include third relay coil and two third relay normally open contacts, and described
One relay coil, second relay coil, the third relay coil are connect with the central control module respectively,
4th A.C. contactor includes the 4th main normally opened contact, the 4th coil, the 4th auxiliary normally opened contact, and the 5th exchange connects
Tentaculum includes the 5th main normally opened contact, the 5th coil, the 5th auxiliary normally opened contact, the 4th main normally opened contact and the drying
Electrothermal tube connects, and the 5th main normally opened contact connect with the regeneration electrothermal tube, and first A.C. contactor further includes the
One auxiliary normally opened contact, second A.C. contactor further includes the second auxiliary normally opened contact, the 4th coil, described first
Assist normally opened contact, the first relay normally open contact three series connection, the 5th coil, second auxiliary normally opened tactile
Point, the second relay normally open contact three series connection, the first branch and the second branch respectively with it is same described
Third relay normally open contact connects, and the third normally-closed contact is connect with third relay normally open contact described in another, institute
It states wheel motor to connect with the third relay normally open contact, the 4th auxiliary contact and the 5th auxiliary contact difference
It is connect with the central control module.
4. removal moisture drying feeding combination machine control circuit as claimed in claim 3, it is characterised in that：The breaker includes disconnected
The main normally opened contact in road and open circuit auxiliary normally opened contact, the protection branch includes shunt release, the 4th intermediate relay, described
4th intermediate relay includes the 4th relay coil and the 4th relay normally open contact, and the shunt release includes shunt opening line
Circle, the shunt opening coil is used to control the main normally opened contact of the open circuit and the open circuit assists the action of normally-closed contact, and described the
Four relay coils are connected with the open circuit auxiliary normally-closed contact, and the 4th relay normally open contact controls mould with the center
Block connects.
5. removal moisture drying feeding combination machine control circuit as claimed in claim 4, it is characterised in that：Further include that the first temperature is protected
Protect device and second temperature protector, one end of first temperature protector and the second temperature protector is respectively with described three
The ground wire of phase power supply connects, and first temperature protector has first position and the second position, the second temperature protector
With the third place and the 4th position, when first temperature protector is located at first position, first temperature protector
The other end is connected with the 4th coil, when first temperature protector is located at the second position, first temperature protector
The other end with it is described protection branch output point connect；When the second temperature protector is located at the third place, described second
The other end of temperature protector is connected with the 5th coil, when the second temperature protector is located at the 4th position, described
The other end of two temperature protectors is connect with the output point of the protection branch.
6. removal moisture drying feeding combination machine control circuit as described in claim 1, it is characterised in that：It further include phase sequence relay
Device, the phase sequence relay are connect with three firewires of the three phase mains, the normally-closed contact of the phase sequence relay with it is described
Central control module connects.
7. removal moisture drying feeding combination machine control circuit as described in claim 1, it is characterised in that：Further include radiator fan,
One end of the radiator fan is connect with a firewire of the three phase mains, the other end of the radiator fan and the three-phase
The ground wire of power supply connects.
8. removal moisture drying feeding combination machine control circuit as described in claim 1, it is characterised in that：Further include dew point instrument, mould
Analog quantity input module and touch screen, the dew point instrument are connect with the output end of the DC power voltage stabilizing module, the analog quantity
Input module is connect with the dew point instrument, and the touch screen is connect with the DC power voltage stabilizing module.
9. removal moisture drying feeding combination machine control circuit as described in claim 1, it is characterised in that：Further include dry thermoelectricity
Even, regeneration thermocouple, return air thermocouple, the thermal module and the dry thermocouple, the regeneration thermocouple, the return air
Thermocouple connects.
10. removal moisture drying feeding combination machine control circuit as described in claim 1, it is characterised in that：Further include microswitch,
The microswitch is connect with the central control module, and the alarm module includes buzzer and alarm lamp, the buzzer
With alarm lamp parallel connection, the solenoid valve module includes multiple solenoid valves, and the material position sensing module includes magnetic red sensor
And photoelectric sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820417611.XU CN208042741U (en) | 2018-03-26 | 2018-03-26 | Removal moisture drying feeding combination machine control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820417611.XU CN208042741U (en) | 2018-03-26 | 2018-03-26 | Removal moisture drying feeding combination machine control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN208042741U true CN208042741U (en) | 2018-11-02 |
Family
ID=63945327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820417611.XU Active CN208042741U (en) | 2018-03-26 | 2018-03-26 | Removal moisture drying feeding combination machine control circuit |
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| Country | Link |
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| CN (1) | CN208042741U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539754A (en) * | 2018-11-08 | 2019-03-29 | 湖北辰阳机械科技有限公司 | A kind of foodstuff adustion system based on gravitational dust collection |
| CN112837516A (en) * | 2021-02-01 | 2021-05-25 | 临涣焦化股份有限公司 | Parking unloading alarm system for over-temperature wind bag |
-
2018
- 2018-03-26 CN CN201820417611.XU patent/CN208042741U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539754A (en) * | 2018-11-08 | 2019-03-29 | 湖北辰阳机械科技有限公司 | A kind of foodstuff adustion system based on gravitational dust collection |
| CN112837516A (en) * | 2021-02-01 | 2021-05-25 | 临涣焦化股份有限公司 | Parking unloading alarm system for over-temperature wind bag |
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Address after: 528451 Building 3, No. 18, Simiao Road, South China Modern Traditional Chinese Medicine City, Nanlang Street, Zhongshan City, Guangdong Province (multiple photos for one site) Patentee after: ZHONGSHAN XINTAI MACHINERY EQUIPMENT Co.,Ltd. Address before: 528400 No. A1 Caisheng industrial plant, Yinghai 1st Road, Nanlang Industrial Zone, Nanlang Town, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN XINTAI MACHINERY EQUIPMENT Co.,Ltd. |