A kind of wind model fragile material adaptive control system
Technical field
The present invention relates to wind model technical fields, and in particular to a kind of wind model fragile material self adaptive control system
System.
Background technology
Pipe tobacco supply mode used in large-scale cigar mill is using current most popular pipe negative pressure wind model;Negative pressure wind
Power conveying is with good investment, reliability is high, operation expense is low, clean environment firendly etc. advantage, the favor gone together both at home and abroad.
It is identical in pipe tobacco transfer piping structure, the temperature of pipe tobacco, humidity, moisture etc., the broken rate of pipe tobacco and
Moisture loss degree depend primarily on the speed of wind model, the stability of conveying speed and every time start conveying when pipe tobacco with
Step impact between wire feed pipeline, mica wrappingmachine tobacco collecting box, pipe tobacco;The conveying of pipe tobacco negative-pressure air power is the sucking centrifugal fan
It is connected to the end of wind balance line system manifold, negative pressure is generated by centrifugal fan, and negative pressure is distributed to each branch
Pipeline conveys solid material;The conveying speed of material generates kinetic energy by being used as the wind speed of delivery vehicles, goes that material is overcome to transport
Resistance during dynamic maintains, and wind speed depends primarily on the pressure difference before and after this air supply duct, is inhaled in air supply duct front end
Under the premise of silk opening pressure fixing (local atmospheric pressure), controlled wind speed still controls the pressure of air supply duct end after all
Power.After centrifugal fan and wind balance line system are selected, the vacuum magnitude in the total pipeline of end can be by centrifugal fan
Rotating speed control.
However existing pipe negative pressure wind model, pipe tobacco broken rate is high, energy consumption is larger low with stock utilization, to increase
Big operating cost, while being also the chains of its more extensive use and tremendous development of constraint.
Invention content
The purpose of the present invention is to provide a kind of wind model fragile material adaptive control systems, to solve existing cigarette
Silk broken rate is high, consume energy the larger problem low with stock utilization.
To achieve the above object, the technical scheme is that
A kind of wind model fragile material adaptive control system, the system comprises the PLC being electrically connected to each other intelligently to control
Device, intelligent energy-saving electric appliance and conveying device processed;
The conveying device includes the centrifugal fan being electrically connected with the intelligent energy-saving electric appliance, the centrifugal fan output
End is connected with the first mica wrappingmachine by conveyance conduit, the conveyance conduit include the total pipeline being connect with the centrifugal fan and
The first branch pipe(tube) being connect with first mica wrappingmachine, the total pipeline are connected to first branch pipe(tube);First branch pipe
It is equipped with the first pneumatic regulating butterfly valve, first successively to close to described total pipeline one end from close to first mica wrappingmachine one end on road
Pneumatic control valve, first pressure transmitter and first flowmeter;The total pipeline is equipped with butterfly valve, the butterfly valve be located at it is described from
Between heart ventilation blower and first branch pipe(tube);
It is connected by the first pneumatic cut-off valve between first branch pipe and first mica wrappingmachine;
First mica wrappingmachine is connected with the first wire feeder by the first wire feed pipeline, and the first wire feed pipeline is equipped with
Second flowmeter.
Further, one end far from centrifugal fan and valve on the total pipeline is connected with the second branch pipe(tube) and third
Branch pipe(tube);The described one end of second branch pipe(tube) far from the total pipeline is connected with the second mica wrappingmachine;On second branch pipe(tube) from
It is pneumatically adjusted equipped with the second pneumatic regulating butterfly valve, second successively to close to described total pipeline one end close to second mica wrappingmachine one end
Save valve, second pressure transmitter and third flowmeter;It is pneumatic by second between second branch pipe and second mica wrappingmachine
Stop valve connects;Second mica wrappingmachine is connect by two article of second wire feed pipeline with second wire feeder and two articles described
Two wire feed pipelines pool a pipeline close to second mica wrappingmachine one end and are connect with second mica wrappingmachine;Two described second are sent
The 4th flowmeter is equipped on fiber tube road;The third branch pipe(tube) is to the connection structure and described the between second wire feeder
Two branch pipes are identical to the connection structure between second wire feeder.
Further, one end far from centrifugal fan and valve on the total pipeline is connected with the 4th branch pipe(tube);It is described
4th one end of branch pipe(tube) far from the total pipeline is connected with Volume Four chartered plane;From close to the described 4th on 4th branch pipe(tube)
It is pressed successively equipped with the 4th pneumatic regulating butterfly valve, the 4th pneumatic control valve, the 4th to close to described total pipeline one end mica wrappingmachine one end
Power transmitter and the 5th flowmeter;It is connected by the 4th pneumatic cut-off valve between 4th branch pipe and the Volume Four chartered plane;
The Volume Four chartered plane is connect with the 4th wire feeder by two article of the 4th wire feed pipeline and two articles of the 4th wire feed pipelines
A pipeline is pooled close to Volume Four chartered plane one end to connect with the Volume Four chartered plane;On two articles of the 4th wire feed pipelines
Equipped with the 6th flowmeter.
Further, the second flowmeter, the 4th flowmeter and the 6th flowmeter are all made of Venturi tube
Sensor.
Further, two articles of the second wire feed pipelines and two articles of the 4th wire feed pipelines it is smooth pool one article
Pipeline.
Further, on first pneumatic control valve, second pneumatic control valve and the 4th pneumatic control valve
It is equipped with muffler.
Further, it is mounted on material position on first mica wrappingmachine, second mica wrappingmachine and the Volume Four chartered plane
Switch.
Further, the system also includes:
Measuring wind speed signal acquisition module, the acquisition of air speed data when for material conveying in pipeline;
It mends wind pressure and alters a grade adjustment module, for controlling and stablizing wind speed;
Wire feed wind speed alters a grade adjustment module, wind pressure when expecting for stabilization in pipeline;
Alarm and adaptation module, the safety instruction for whole system and fault accommodation.
Further, the measuring wind speed signal acquisition module includes the Venturi tube sensor on wire feed pipeline;
It includes the intelligent energy-saving electric appliance being electrically connected with centrifugal fan that the benefit wind pressure, which alters grade adjustment module,;The wire feed wind speed alters grade tune
Section module includes the first pneumatic regulating butterfly valve being set on first branch pipe, the second branch pipe and the 4th branch pipe, second pneumatic
Regulating butterfly valve and the 4th pneumatic regulating butterfly valve;The alarm and adaptation module include the PLC being electrically connected with above-mentioned each electric appliance
Intelligent controller.
The invention has the advantages that:A kind of wind model fragile material adaptive control system provided by the invention can
The broken rate of pipe tobacco is reduced, while reducing the loose-ends ratio of cigarette, improves every index of quality of cigarette;Energy consumption is reduced simultaneously, is carried
High stock utilization reduces the unnecessary waste of resource and improves productivity effect to reduce operating cost;Have simultaneously
Conducive to its more extensive use and development.
Description of the drawings
Fig. 1 is a kind of system overall schematic of wind model fragile material adaptive control system provided by the invention;
Fig. 2 is a kind of single branch pipe conveying device of wind model fragile material adaptive control system provided by the invention
Schematic diagram;
Fig. 3 is a kind of three branch pipe conveying devices of wind model fragile material adaptive control system provided by the invention
Schematic diagram;
Fig. 4 is a kind of four branch pipe conveying devices of wind model fragile material adaptive control system provided by the invention
Schematic diagram;
Fig. 5 is a kind of system module flow chart of wind model fragile material adaptive control system provided by the invention.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
A kind of wind model fragile material adaptive control system that the embodiment of the present invention 1 provides, as shown in Figure 1, described
System includes the PLC intelligent controllers 1, intelligent energy-saving electric appliance 2 and conveying device 3 being electrically connected to each other;As shown in Fig. 2, the conveying
Device 3 includes the centrifugal fan 31 being electrically connected with the intelligent energy-saving electric appliance 2, and 31 output end of the centrifugal fan passes through conveying
Pipeline is connected with the first mica wrappingmachine 345, the conveyance conduit include the total pipeline 33 being connect with the centrifugal fan 31 and with
The first branch pipe(tube) 34 that first mica wrappingmachine 345 connects, the total pipeline 33 are connected to first branch pipe(tube) 34;Described
From pneumatic to being equipped with first successively close to 33 one end of the total pipeline close to described first mica wrappingmachine, 345 one end on one branch pipe(tube) 34
Regulating butterfly valve 343, the first pneumatic control valve 342, first pressure transmitter 341 and first flowmeter 340;It is set on the total pipeline
There is butterfly valve 32, the butterfly valve 21 is between the centrifugal fan 31 and first branch pipe(tube) 34;First branch pipe 34
It is connect by the first pneumatic cut-off valve 344 between first mica wrappingmachine 345;First mica wrappingmachine 345 is sent by first
Fiber tube road 347 is connected with the first wire feeder 348, and the first wire feed pipeline is equipped with second flowmeter 346.
The single wire feed pipeline of single branch pipe(tube) and use that the present embodiment uses, in use, passing through pressure transmitter and second
Gauge is fed back to intelligent energy-saving electric appliance, and intelligent energy-saving electric appliance controls the open state of the working condition and each valve of centrifugal fan, from
And wind balance system total pipeline wind pressure is stablized in optimal values;Simultaneously by PLC intelligent controllers by pneumatic control valve and
Pneumatic regulating butterfly valve can be operated in optimal adjustment aperture.
It should be noted that this system drives a motor to operate by SPS intelligent energy-saving electric appliance, this motor drive from
Heart ventilation blower is run.
Embodiment 2
A kind of wind model fragile material adaptive control system and 1 basic phase of embodiment that the embodiment of the present invention 2 provides
Together, difference lies in please refer to shown in Fig. 3, one end far from centrifugal fan 31 and valve 32 on the total pipeline 33 is connected with
Second branch pipe(tube) 35 and third branch pipe(tube) 36;Second branch pipe(tube), 35 one end far from the total pipeline 33 is connected with volume Two
Chartered plane 355;On second branch pipe(tube) 35 from close to described second mica wrappingmachine, 355 one end to close to 33 one end of the total pipeline according to
It is secondary to be equipped with the second pneumatic regulating butterfly valve 353, the second pneumatic control valve 352, second pressure transmitter 351 and third flowmeter 350;
It is connected by the second pneumatic cut-off valve 354 between second branch pipe 35 and second mica wrappingmachine 355;Second mica wrappingmachine
355 are connect by two the second wire feed pipelines 357 with second wire feeder 358 and two the second wire feed pipelines 357 lean on
Nearly second mica wrappingmachine, 355 one end pools a pipeline and is connect with second mica wrappingmachine 355;Two the second wire feed pipelines
The 4th flowmeter 356 is equipped on 357;The third branch pipe(tube) 36 arrive second wire feeder 358 between connection structure with
The connection structure that second branch pipe 35 arrives between second wire feeder 358 is identical.
A kind of wind model fragile material adaptive control system provided in this embodiment wherein 1 mica wrappingmachine is single wire feed
Pipeline, in addition 2 are double wire feed pipelines;It plays and gives mica wrappingmachine more reliable wire feed, reach and be unlikely to because of plugging and fracture
Purpose.
Embodiment 3
A kind of wind model fragile material adaptive control system and 2 basic phase of embodiment that the embodiment of the present invention 3 provides
Together, difference lies in please refer to shown in Fig. 4, one end far from centrifugal fan 31 and valve 32 on the total pipeline 33 is connected with
4th branch pipe(tube) 37;The one end of 4th branch pipe(tube) 37 far from the total pipeline 33 is connected with Volume Four chartered plane 375;Described
From pneumatic to being equipped with the 4th successively close to 33 one end of the total pipeline close to described 375 one end of Volume Four chartered plane on four branch pipe(tube)s 37
Regulating butterfly valve 373, the 4th pneumatic control valve 372, the 4th pressure transmitter 371 and the 5th flowmeter 370;4th branch pipe 37
It is connect by the 4th pneumatic cut-off valve 374 between the Volume Four chartered plane 375;The Volume Four chartered plane 375 passes through two article
Four wire feed pipelines 377 are connect with the 4th wire feeder 378 and two articles of the 4th wire feed pipelines 377 are close to Volume Four chartered plane
375 one end pool a pipeline and are connect with the Volume Four chartered plane 375;It is equipped on two articles of the 4th wire feed pipelines 377
6th flowmeter 376.
Use principle:Wherein 1 volume packet of a kind of wind model fragile material adaptive control system provided in this embodiment
Machine is single wire feed pipeline, and in addition 3 are double wire feed pipelines;This system drives a motor operating by a SPS intelligent energy-saving electric appliance,
This motor drives a centrifugal fan operation;According to set different wind speed, the booting number of units of mica wrappingmachine and each
Mica wrappingmachine tobacco collecting box material expires signal, its output frequency is controlled according to behavioral characteristics function curve so that required wind balance system
Manifold wind pressure maintains to stablize relatively, could ensure the pneumatic regulating butterfly valve work on every wire feed branch pipe at " expecting " simultaneously in this way
Make the aperture in 60-80%;The secondary air channel pneumatic control valve of every branch pipe is also operated in the aperture of 60-80% when " wait expecting ", from
And optimal regulation quality is obtained, while playing energy-saving effect.
Behavioral characteristics functional expression is:
Wherein:
(1)For the average value of each branch pipe wind speed setting value, For each branch pipe wind speed setting value, this system has 4
Branch pipe, N=4, i.e.,
(2) Σ n are that mica wrappingmachine is switched on number of units, and Σ n=n1+n2+n3+n4 are 1 when n1, n2, n3, n4 are switched on, and when shutdown is
0;
(3) Σ m are the sum that mica wrappingmachine material expires signal on each branch pipe(tube), Σ m=m1+m2+m3+m4, m1, m2, m3, m4 material
It is 1 when full, is 0 when expecting less than;
(4) k1, k2, k3, k4 are empirical coefficient, are arranged according to system for field situation or are changed.What this system used now
Characteristic function is:
Embodiment 4
A kind of wind model fragile material adaptive control system and 3 basic phase of embodiment that the embodiment of the present invention 4 provides
Together, difference lies in the second flowmeter 346, the 4th flowmeter 356 and the 6th flowmeter 376 are all made of literary mound
In tube sensor;Wind velocity signal in wire feed pipeline is fed back into intelligent energy-saving electric appliance.
Embodiment 5
A kind of wind model fragile material adaptive control system and 4 basic phase of embodiment that the embodiment of the present invention 5 provides
Together, difference lies in, two articles of the second wire feed pipelines 357 and two articles of the 4th wire feed pipelines 377 it is smooth pool one
Pipeline;It prevents from blocking when conveying material.
Embodiment 6
A kind of wind model fragile material adaptive control system and 5 basic phase of embodiment that the embodiment of the present invention 6 provides
Together, difference lies in first pneumatic control valve 342, second pneumatic control valve 352 and the 4th pneumatic control valves
Muffler 4 is equipped on 372;Reduce noise.
Embodiment 7
A kind of wind model fragile material adaptive control system and 6 basic phase of embodiment that the embodiment of the present invention 7 provides
Together, difference lies in be mounted on first mica wrappingmachine 345, second mica wrappingmachine 355 and the Volume Four chartered plane 375
Level switch 5;By the material state feedback and PLC intelligent controllers in mica wrappingmachine, to achieve the purpose that stablize conveying.
Embodiment 8
A kind of wind model fragile material adaptive control system and 7 basic phase of embodiment that the embodiment of the present invention 8 provides
Together, difference lies in, the system also includes:
Measuring wind speed signal acquisition module, the acquisition of air speed data when for material conveying in pipeline;
It mends wind pressure and alters a grade adjustment module, for controlling and stablizing wind speed;
Wire feed wind speed alters a grade adjustment module, wind pressure when expecting for stabilization in pipeline;
Alarm and adaptation module, the safety instruction for whole system and fault accommodation.
It mends wind pressure and alters grade adjustment module and be stably connected with each item branch pipe pressure in manifold;Wind speed is measured by double wire-feeding pipes
The feedback of grade adjustment module is altered in processing using treated wind velocity signal as wire feed wind speed, is adjusted and stabilization wire feed wind speed;Pass through
Anticipation carrys out optimal control wire feed wind speed in advance;Plugging occurs when wire feed to alarm at once and timely automated dredging.
In order to achieve the effect that preferably to stablize wind speed and reduce energy consumption, the measuring wind speed signal acquisition module includes dress
Venturi tube sensor on wire feed pipeline;It includes being electrically connected with centrifugal fan that the benefit wind pressure, which alters a grade adjustment module,
Intelligent energy-saving electric appliance;It includes being set to first branch pipe, the second branch pipe and the 4th branch pipe that the wire feed wind speed, which alters grade adjustment module,
On the first pneumatic regulating butterfly valve, the second pneumatic regulating butterfly valve and the 4th pneumatic regulating butterfly valve;The alarm and adaptation module
Include the PLC intelligent controllers being electrically connected with above-mentioned each electric appliance.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention belong to the scope of protection of present invention.