CN206455822U - A kind of concrete production metering system - Google Patents
A kind of concrete production metering system Download PDFInfo
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- CN206455822U CN206455822U CN201720128443.8U CN201720128443U CN206455822U CN 206455822 U CN206455822 U CN 206455822U CN 201720128443 U CN201720128443 U CN 201720128443U CN 206455822 U CN206455822 U CN 206455822U
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Abstract
The utility model discloses a kind of concrete production metering system, and it includes：Measurement of sandstone weight system, rubble metering system, cement-weighting system, flyash metering system, additive metering system, mixer and control circuit；Described control circuit includes：PC, communication interface, single-chip microcomputer, digital analog converter, battery, AC power and analog-digital converter；The utility model measurement is accurate, and additive stirs, and the concrete quality produced can be guaranteed, but also facilitates personnel to change parameter, and automaticity is high；The program may be used on the production field of concrete.
Description
Technical field
The utility model is related to technical field of concrete preparation, and in particular to a kind of concrete production metering system.
Background technology
Concrete refers to make binder materials with cement, and sand, masonry aggregate coordinate by a certain percentage with water, agitated and obtain
Cement concrete, also referred to as normal concrete, it has abundant raw material, the characteristics of cheap, thus makes its consumption increasingly
Greatly, it is not only used in various civil engineerings, or even shipbuilding industry, mechanical industry, the exploitation of ocean, geothermal engineering etc., coagulation
Soil is also important material, therefore, the use of high-quality concrete is the target that various engineerings are pursued, however, influence concrete
The most important reason of quality is exactly the proportioning of various raw materials, is only matched appropriately, concrete just has compression strength high, durability
Good, the characteristics of strength grade scope is wide just can guarantee that the quality of engineering.
During most of concrete productions, traditional oozes conjunction material metering method mostly using superposition quantitative model, and it lacks
Regret is that measuring accuracy is not high, and mainly during raw material weighing, sensor is caused feedback information to have one by ectocine
Fixed deviation, it is mainly reflected in, when raw material put into measuring chute, when material is by blanking pipe whereabouts measuring chute, due to
There is the speed that material falls certain moment impact to cause measured value bigger than normal to measuring chute, thus cause concrete formulation to be forbidden
Really, concrete quality is easily caused low.
Utility model content
In view of the above problems, it is necessary to which a kind of technical scheme that can be tackled is provided.
The purpose of this utility model is to provide a kind of concrete production metering system, and it can be carried for the production of concrete
For accurate dispensing, and it can monitor in real time, automaticity is high.
What the utility model was realized in：
A kind of concrete production metering system, it includes：Measurement of sandstone weight system, rubble metering system, cement-weighting system,
Flyash metering system, additive metering system, mixer and control circuit；
Described measurement of sandstone weight system includes：Storage bin A, Pneumatic butterfly valve 1A, conveying worm A and measuring chute A, storage bin
A discharging opening is provided with Pneumatic butterfly valve 1A, is connected between Pneumatic butterfly valve 1A and conveying worm A with pipeline, conveying worm A's
Charging aperture is arranged on Pneumatic butterfly valve 1A underface, and conveying worm A discharging opening is arranged on measuring chute A surface；
Described measuring chute A includes：Hopper A, weighing balance A and Pneumatic butterfly valve A, described hopper A bucket body are provided with use
In the weighing balance A weighed, hopper A discharging opening is also equipped with Pneumatic butterfly valve A, and the material that described Pneumatic butterfly valve A flows out is through pipe
Road is transported to mixer；
Described rubble metering system includes：Storage bin B, Pneumatic butterfly valve 1B, conveying worm B and measuring chute B, storage bin
B discharging opening is provided with Pneumatic butterfly valve 1B, is connected between Pneumatic butterfly valve 1B and conveying worm B with pipeline, conveying worm B's
Charging aperture is arranged on Pneumatic butterfly valve 1B underface, and conveying worm B discharging opening is arranged on measuring chute B surface；
Described measuring chute B includes：Hopper B, weighing balance B and Pneumatic butterfly valve B, described hopper B bucket body are provided with use
In the weighing balance B weighed, hopper B discharging opening is also equipped with Pneumatic butterfly valve B, and the material that described Pneumatic butterfly valve B flows out is through pipe
Road is transported to mixer；
Described cement-weighting system includes：Storage bin C, electric control valve C and measuring chute C, storage bin C discharging opening peace
Equipped with electric control valve C, measuring chute C is provided with below electric control valve C, electric control valve C discharging opening is arranged on measuring chute C's
Surface；
Described measuring chute C includes：Hopper C, weighing balance C and Pneumatic butterfly valve C, described hopper C bucket body are provided with use
In the weighing balance C weighed, hopper C discharging opening is also equipped with Pneumatic butterfly valve C, and the material that described Pneumatic butterfly valve C flows out is through pipe
Road is transported to mixer；
Described flyash metering system includes：Storage bin D, electric control valve D and measuring chute D, storage bin D discharging opening
It is provided with below electric control valve D, electric control valve D and is provided with measuring chute D, electric control valve D discharging opening is arranged on measuring chute D
Surface；
Described measuring chute D includes：Hopper D, weighing balance D and Pneumatic butterfly valve D, described hopper D bucket body are provided with use
In the weighing balance D weighed, hopper D discharging opening is also equipped with Pneumatic butterfly valve D, and the material that described Pneumatic butterfly valve D flows out is through pipe
Road is transported to mixer；
Described additive metering system includes：Storage bin E, electric control valve E, measuring chute E, storage pool, pneumatic diaphragm
Pump, magnetic valve and electromagnetic flowmeter, storage bin E discharging opening are provided with below electric control valve E, electric control valve E provided with meter
Storehouse E is measured, electric control valve E discharging opening is arranged on measuring chute E surface, and the material of measuring chute E outflows is arrived through pipeline
Storage pool, the material of storage pool is pumped into mixer by pneumatic diaphragm, and described magnetic valve is installed on electromagnetic flowmeter
Side, magnetic valve is connected with electromagnetic flowmeter using pipeline, and the material that described electromagnetic flowmeter flows out is through pipeline to storage
Pond；
Described measuring chute E includes：Hopper E, weighing balance E and Pneumatic butterfly valve E, described hopper E bucket body are provided with use
In the weighing balance E weighed, hopper E discharging opening is also equipped with Pneumatic butterfly valve E, and the material that described Pneumatic butterfly valve E flows out is through pipe
Road is transported to storage pool；
Described control circuit includes：PC, communication interface, single-chip microcomputer, digital analog converter, battery, AC power and mould
Number converter, described PC, communication interface, single-chip microcomputer and digital analog converter is sequentially connected in series, described battery and modulus
Converter is connected respectively to single-chip microcomputer, and described AC power is connected to PC；
Described electromagnetic flowmeter is connected to analog-digital converter, and magnetic valve is connected to digital analog converter；
Described Pneumatic butterfly valve 1A, Pneumatic butterfly valve 1B, Pneumatic butterfly valve A, Pneumatic butterfly valve B, Pneumatic butterfly valve C, Pneumatic butterfly valve D and
Pneumatic butterfly valve E intake valve and air bleeding valve is connected respectively to digital analog converter；
Described pneumatic diaphragm pump comes with intake valve, and the intake valve is connected to digital analog converter.
Further illustrated as of the present utility model, described weighing balance A, weighing balance B, weighing balance C, weighing balance D and meter
Amount claims E to carry weighing sensor, operational amplifier and AD converter, and described weighing sensor, operational amplifier and AD turns
Parallel operation is sequentially connected in series, and described AD converter is connected to single-chip microcomputer.
Further illustrated as of the present utility model, described conveying worm A and conveying worm B from translator,
Variable-frequency speed-regulating controller and helical blade, described variable-frequency speed-regulating controller carry rectifier filter and inverter, and described is whole
Stream filter input end, output end and signal input part connect AC power, inverter input terminal and digital analog converter, institute respectively
The inverter output end and signal input part stated connect motor and digital analog converter respectively, the rotating shaft of described motor and helical-blade
Piece is connected.
Further illustrated as of the present utility model, described electric control valve C, electric control valve D and electric control valve E
It is electronic angle type control valve, described electric control valve C, electric control valve D and electric control valve E control signal input
Digital analog converter and AC power are connected respectively to power input.
Further illustrated as of the present utility model, described storage pool is provided with agitating device.
Further illustrated as of the present utility model, described electromagnetic flowmeter comes with electrode and converter, the conversion
The induced signal amplification of electrode can be converted into the direct current signal of standard by device.
The beneficial effect that the utility model possesses：
1st, this concrete production metering system conveys sandstone and rubble using conveying worm, can turning conveying worm
Velocity modulation is small, further turns the feed flow of sandstone and rubble down, greatly reduces the moment impact that sandstone and rubble fall；Use electricity
The feed flow of dynamic governor valve control cement, flyash and water reducer, the angle of the valve opening by reducing electric control valve,
The moment impact that cement, flyash and water reducer fall is greatly reduced, thus improves the precision of measurement.
2nd, this concrete production metering system is provided with storage pool, additive and water can be put into storage pool and mixed in advance
Close, because the permeability of water is strong, additive follows water penetration, is distributed in concrete more extensively, stirring evenly, thus is produced
Concrete quality can be guaranteed.
3rd, this concrete production metering system is provided with control circuit, can whole real-time monitoring data, staff passes through
PC is that can be appreciated that and control production to feed intake stirring state, and convenient modification parameter, automaticity is high.
Brief description of the drawings
Fig. 1 is structure connection figure of the present utility model；
Fig. 2 is control circuit connection diagram of the present utility model；
Marked in figure：1st, storage bin A；2nd, storage bin B；3rd, storage bin C；4th, storage bin D；5th, storage bin E；6th, helical feed
Machine A；7th, conveying worm B；8th, electric control valve C；9th, electric control valve D；10th, electric control valve E；11st, electromagnetic flowmeter；
12nd, measuring chute A；13rd, measuring chute B；14th, measuring chute C；15th, measuring chute D；16th, measuring chute E；17th, storage pool；18th, pneumatic diaphragm
Pump；19th, mixer；20、PC；21st, communication interface；22nd, single-chip microcomputer；23rd, digital analog converter；24th, AC power；25th, battery；
26th, Pneumatic butterfly valve 1A；27th, Pneumatic butterfly valve 1B；28th, analog-digital converter；29th, magnetic valve.
Embodiment
The utility model is further illustrated with reference to the accompanying drawings and examples, but protection domain of the present utility model is not
It is confined to following examples.
Embodiment：
As depicted in figs. 1 and 2, a kind of concrete production metering system, it includes：Measurement of sandstone weight system, rubble metering system
System, cement-weighting system, flyash metering system, additive metering system, mixer 19 and control circuit；
Described measurement of sandstone weight system includes：Storage bin A1, Pneumatic butterfly valve 1A26, conveying worm A6 and measuring chute A12,
Storage bin A1 discharging opening is provided with Pneumatic butterfly valve 1A26, is connected between Pneumatic butterfly valve 1A26 and conveying worm A6 with pipeline,
Conveying worm A6 charging aperture is arranged on Pneumatic butterfly valve 1A26 underface, and conveying worm A6 discharging opening is arranged on metering
Storehouse A12 surface；
Described measuring chute A12 includes：Hopper A, weighing balance A and Pneumatic butterfly valve A, described hopper A bucket body are provided with
For the weighing balance A weighed, hopper A discharging opening is also equipped with Pneumatic butterfly valve A, and the material of described Pneumatic butterfly valve A outflows is passed through
Pipeline is to mixer 19；
Described rubble metering system includes：Storage bin B2, Pneumatic butterfly valve 1B27, conveying worm B7 and measuring chute B13,
Storage bin B2 discharging opening is provided with Pneumatic butterfly valve 1B27, is connected between Pneumatic butterfly valve 1B27 and conveying worm B7 with pipeline,
Conveying worm B7 charging aperture is arranged on Pneumatic butterfly valve 1B27 underface, and conveying worm B7 discharging opening is arranged on metering
Storehouse B13 surface；
Described measuring chute B13 includes：Hopper B, weighing balance B and Pneumatic butterfly valve B, described hopper B bucket body are provided with
For the weighing balance B weighed, hopper B discharging opening is also equipped with Pneumatic butterfly valve B, and the material of described Pneumatic butterfly valve B outflows is passed through
Pipeline is to mixer 19；
Described cement-weighting system includes：Storage bin C3, electric control valve C8 and measuring chute C14, storage bin C3's goes out
Material mouth, which is provided with below electric control valve C8, electric control valve C8, is provided with measuring chute C14, and electric control valve C8 discharging opening is set
In measuring chute C14 surface；
Described measuring chute C14 includes：Hopper C, weighing balance C and Pneumatic butterfly valve C, described hopper C bucket body are provided with
For the weighing balance C weighed, hopper C discharging opening is also equipped with Pneumatic butterfly valve C, and the material of described Pneumatic butterfly valve C outflows is passed through
Pipeline is to mixer 19；
Described flyash metering system includes：Storage bin D4, electric control valve D9 and measuring chute D15, storage bin D4's
Discharging opening, which is provided with below electric control valve D9, electric control valve D9, is provided with measuring chute D15, and electric control valve D9 discharging opening is set
Put in measuring chute D15 surface；
Described measuring chute D15 includes：Hopper D, weighing balance D and Pneumatic butterfly valve D, described hopper D bucket body are provided with
For the weighing balance D weighed, hopper D discharging opening is also equipped with Pneumatic butterfly valve D, and the material of described Pneumatic butterfly valve D outflows is passed through
Pipeline is to mixer 19；
Described additive metering system includes：Storage bin E5, electric control valve E10, measuring chute E16, storage pool 17, gas
Dynamic membrane pump 18, magnetic valve 29 and electromagnetic flowmeter 11, storage bin E5 discharging opening are provided with electric control valve E10, electric adjustable
Save and measuring chute E16 is provided with below valve E10, electric control valve E10 discharging opening is arranged on measuring chute E16 surface, measuring chute
The material of E16 outflows is through pipeline to storage pool 17, and the material of storage pool 17 is transported to mixer by pneumatic diaphragm pump 18
19, described magnetic valve 29 is installed to the top of electromagnetic flowmeter 11, and magnetic valve 29 is connected with electromagnetic flowmeter 11 using pipeline, institute
The material that the electromagnetic flowmeter 11 stated flows out is through pipeline to storage pool 17；
Described measuring chute E16 includes：Hopper E, weighing balance E and Pneumatic butterfly valve E, described hopper E bucket body are provided with
For the weighing balance E weighed, hopper E discharging opening is also equipped with Pneumatic butterfly valve E, and the material of described Pneumatic butterfly valve E outflows is passed through
Pipeline is to storage pool 17；
Described control circuit includes：PC20, communication interface 21, single-chip microcomputer 22, digital analog converter 23, battery 25, friendship
Flow power supply 24 and analog-digital converter 28, described PC20, communication interface 21, single-chip microcomputer 22 and the company of being sequentially connected in series of digital analog converter 23
Connect, described battery 25 and analog-digital converter 28 is connected respectively to single-chip microcomputer 22, described AC power 24 is connected to PC20；
Described electromagnetic flowmeter 11 is connected to analog-digital converter 28, and magnetic valve 29 is connected to digital analog converter 23；
Described Pneumatic butterfly valve 1A26, Pneumatic butterfly valve 1B27, Pneumatic butterfly valve A, Pneumatic butterfly valve B, Pneumatic butterfly valve C, pneumatic butterfly
Valve D and Pneumatic butterfly valve E intake valve and air bleeding valve is connected respectively to digital analog converter 23；
Described pneumatic diaphragm pump 18 comes with intake valve, and the intake valve is connected to digital analog converter 23.
It is used as further illustrating for the present embodiment, described weighing balance A, weighing balance B, weighing balance C, weighing balance D and metering
E is claimed to carry weighing sensor, operational amplifier and AD converter, described weighing sensor, operational amplifier and AD conversion
Device is sequentially connected in series, and described AD converter is connected to single-chip microcomputer 22.
As further illustrating for the present embodiment, described conveying worm A6 and conveying worm B7 from translator,
Variable-frequency speed-regulating controller and helical blade, described variable-frequency speed-regulating controller carry rectifier filter and inverter, and described is whole
Stream filter input end, output end and signal input part connect AC power 24, inverter input terminal and digital analog converter respectively
23, described inverter output end and signal input part connect motor and digital analog converter 23 respectively, the rotating shaft of described motor
It is connected with helical blade.
It is used as further illustrating for the present embodiment, described electric control valve C8, electric control valve D9 and electric control valve
E10 is electronic angle type control valve, and described electric control valve C8, electric control valve D9 and electric control valve E10 control is believed
Number input and power input are connected respectively to digital analog converter 23 and AC power 24.
As further illustrating for the present embodiment, described storage pool 17 is provided with agitating device.
As further illustrating for the present embodiment, described electromagnetic flowmeter 11 comes with electrode and converter, the conversion
The induced signal amplification of electrode can be converted into the direct current signal of standard by device.
For the main execution unit of the present embodiment, it is disclosed general knowledge, is used as those skilled in the art, it should reason of being not difficult
Solve the present embodiment all parts function use, below simple introduction just is done to the main execution unit of the present embodiment：
Pneumatic diaphragm pump：Compressed air is used for power source, for various corrosive liquids, the liquid with particle, height is viscous
Degree, volatile, inflammable, hypertoxic liquid, can be taken out light exhaustion, compressed air is inputted membrane pump by it mainly by air compressor machine
Distributing valve drive the diaphragm of diaphragm pump in membrane pump pump housing dielectric chamber to do transverse direction to drive membrane pump intermediate internal chaining axle
Extensional motion reaches the effect of self-priming medium.
Pneumatic butterfly valve：State in the case of the non-pressurising of passage, valve seat is under the elastic recovery capability of its own, valve plate
The revolution action of contactless zero friction low torque is done in valve base cavity, i.e. valve is in opening；It is in passage pressurising
In the case of state, in the presence of the confined space air pressure that valve seat and body cavity annular groove are constituted, thin-walled valve seat hair
Raw uniform elastic deformation, makes the external cylindrical surface of its subsidy valve plate, reaches certain sealing pressure ratio, excite door in contactless abrasion
In the case of be in complete sealing state；Those skilled in the art can simply be interpreted as ventilation and close valve, be vented opening valve
Door；
Electric control valve：It is combined into by electric operator and regulating valve connection, electric operator includes SERVO CONTROL
Device, servo controller receives 4~20mA or 1~5V DC signal, and current signal or voltage signal can be converted to motor by it
Angle stroke signal, worm gear reducer output is driven by motor-driven gear and worm screw, and 0~90 ° of portion is done the valve rod that drives regulating valve
Divide gyration, realize angle Stroke Control regulatory function, control to adjust valve and open different areas to reach the stream of regulation pipeline
Speed, when it receives 12mA or 3V DC signal, opening angle is 45 °, the signal intensity that be able to need to be inputted according to flow relocity calculation.
Electromagnetic flowmeter：Its measurement pipe carried is the non-magnetic alloy short tube of an insulation liner material, two electrode edges
Break-through tube wall in caliber direction is fixed in measurement pipe, and electrode tip is substantially flush with lining inner surface, magnet exciting coil ripple arteries and veins by both party
When rushing excitation, the operating fields that a magnetic density is B will be produced on the direction vertical with measurement pipe axis；Now, if
Fluid with certain electrical conductivity flows through measurement pipe.Cutting magnetic line is induced into electromotive force E, electromotive force E is proportional to magnetic flux
Density B, measurement bore d and mean flow rate v product；Electromotive force E (flow signal) is detected by electrode and delivered to by cable
Converter, converter can show fluid flow, and can export the signals such as pulse, analog current by after flow signal enhanced processing.
Analog-digital converter：One input voltage signal is converted to the component of an output digit signals.
Digital analog converter：One input data signal is converted to the component of an output voltage signal.
Single-chip microcomputer：A kind of IC chip, is with data-handling capacity using very large scale integration technology
Central processor CPU, random access memory ram, read only memory ROM, a variety of I/O mouthfuls and interrupt system, timer/timer
The small and perfect computer system constituted on one piece of silicon chip is integrated into etc. function.
It is as follows that the present embodiment is used for concrete test manufacture situation：
System is installed and PC20 has been debugged and the program of single-chip microcomputer 22, AC power 24 selects city in the present embodiment
Electricity, the connection water supply pipe of magnetic valve 29, according to the technique of concrete, raw material carries out the production that feeds intake according to following weight respectively：
Sandstone 800kg, rubble 1200kg, cement 250kg, flyash 100kg, additive 8kg and water 200kg, wherein, sandstone is delivered and arrived
Measurement of sandstone weight system, rubble, which are delivered to rubble metering system, cement to deliver to cement-weighting system, flyash to deliver, arrives flyash
Metering system, additive and water, which are delivered, arrives additive metering system.
1st, the course of work of measurement of sandstone weight system：The charged material weight 800kg of sandstone is inputted from PC20, PC20 should after confirmation
Weight data is transferred to single-chip microcomputer 22 by communication interface 21, and single-chip microcomputer 22 is received after data, exported by digital analog converter 23
High level is closed to Pneumatic butterfly valve A intake valve after Pneumatic butterfly valve A air inlets, and hopper A starts to store material, and weighing balance A is carried
Weighing sensor measures the weight of material in hopper A in real time, and passes sequentially through operational amplifier and AD conversion that weighing balance A is carried
Measurement data is fed back to single-chip microcomputer 22 by device, and the data are transferred to PC20 by communication interface 21 and shown by single-chip microcomputer 22；Meanwhile,
Single-chip microcomputer 22 exports high level to Pneumatic butterfly valve 1A26 air bleeding valve by digital analog converter 23, is opened after Pneumatic butterfly valve 1A26 exhausts
Open, sandstone starts to be delivered to conveying worm A6 from storage bin A1 through Pneumatic butterfly valve 1A26；Single-chip microcomputer 22 also passes through digital-to-analogue simultaneously
The output high level of converter 23 carries the signal input part of rectifier filter to conveying worm A6, the rectifier filter start by
Commercial power rectification is simultaneously filtered into direct current and is transferred to the inverter input terminal that conveying worm A6 is carried；Single-chip microcomputer 22 also leads to simultaneously
The voltage signal of the output 10Hz frequencies of digital analog converter 23 is crossed to the signal input part of the conveying worm A6 inverters carried, should
Inverter is converted to the direct current of inverter input terminal the alternating current of 10Hz frequencies, and the motor that conveying worm A6 is carried will be by
Frequency is rotated like this, and the rotating shaft of the motor drives helical blade to rotate, and rotating vane transports material to hopper A.Work as single-chip microcomputer
22 judge material in hopper A weight be equal to sandstone charged material weight 95% i.e. 760kg when, single-chip microcomputer 22 passes through digital analog converter
The voltage signal of 23 output 1Hz frequencies is to the signal input part of the conveying worm A6 inverters carried, and the inverter is by inversion
The direct current of device input is converted to the alternating current of 1Hz frequencies, and the motor that conveying worm A6 is carried will be rotated according to this frequency,
The rotating shaft of the motor drives helical blade to rotate, and rotating vane transports material to hopper A, and now rotating vane rotary speed becomes
For 1/10th before, thus material transporting velocity be also changed into before 1/10th.When single-chip microcomputer 22 judges thing in hopper A
When the weight of material is equal to 760kg, single-chip microcomputer 22 exports the intake valve and row of high level and low level to Pneumatic butterfly valve 1A26 respectively
Air valve, is closed after Pneumatic butterfly valve 1A26 air inlets, and sandstone stops from storage bin A1 outflows, while single-chip microcomputer 22 also passes through digital-to-analogue conversion
Device 23 exports the signal input part that low level carries rectifier filter and inverter to conveying worm A6, rectifier filter respectively
It is direct current to stop commercial power rectification, and inverter is stopped because of input and the equal no signal input of signal input part, motor
Also stopped operating with rotating vane, now sandstone feeds intake stopping.
2nd, the course of work of rubble metering system：The charged material weight 1200kg of rubble is inputted from PC20, PC20 will after confirmation
The weight data is transferred to single-chip microcomputer 22 by communication interface 21, and single-chip microcomputer 22 is received after data, defeated by digital analog converter 23
Go out high level to Pneumatic butterfly valve B intake valve, closed after Pneumatic butterfly valve B air inlets, hopper B starts to store material, and weighing balance B is carried
Weighing sensor measure the weight of material in hopper B in real time, and pass sequentially through operational amplifier and AD that weighing balance B carries and turn
Measurement data is fed back to single-chip microcomputer 22 by parallel operation, and the data are transferred to PC20 by communication interface 21 and shown by single-chip microcomputer 22；Together
When, single-chip microcomputer 22 exports high level to Pneumatic butterfly valve 1B27 air bleeding valve, Pneumatic butterfly valve 1B27 exhausts by digital analog converter 23
After open, rubble starts to be delivered to conveying worm B7 from storage bin B2 through Pneumatic butterfly valve 1B27；Single-chip microcomputer 22 also passes through simultaneously
The output high level of digital analog converter 23 carries the signal input part of rectifier filter to conveying worm B7, and the rectifier filter is opened
Begin commercial power rectification and be filtered into direct current and be transferred to the inverter input terminal that conveying worm B7 is carried；While single-chip microcomputer 22
The signal that voltage signal to the conveying worm B7 inverters carried of 10Hz frequencies are also exported by digital analog converter 23 is inputted
End, the inverter is converted to the direct current of inverter input terminal in the alternating current of 10Hz frequencies, the electricity that conveying worm B7 is carried
Machine will be rotated according to this frequency, and the rotating shaft of the motor drives helical blade to rotate, and rotating vane transports material to hopper B.When
When single-chip microcomputer 22 judges that the weight of material in hopper B is equal to 95% i.e. 1140kg of rubble charged material weight, single-chip microcomputer 22 passes through number
The voltage signal of the output 1Hz frequencies of weighted-voltage D/A converter 23 is to the signal input part of the conveying worm B7 inverters carried, the inversion
Device is converted to the direct current of inverter input terminal in the alternating current of 1Hz frequencies, and the motor that conveying worm B7 is carried will be according to this
Frequency is rotated, and the rotating shaft of the motor drives helical blade to rotate, and rotating vane transports material to hopper B, now rotating vane
Rotary speed be changed into before 1/10th, therefore material transporting velocity be also changed into before 1/10th.When single-chip microcomputer 22 is sentenced
When the weight of material is equal to 1140kg in fracture bucket B, single-chip microcomputer 22 exports high level and low level to Pneumatic butterfly valve 1B27 respectively
Intake valve and air bleeding valve, after Pneumatic butterfly valve 1B27 air inlets close, rubble stop from storage bin B2 outflow, while single-chip microcomputer 22 also
Export the signal input that low level carries rectifier filter and inverter to conveying worm B7 respectively by digital analog converter 23
End, it is direct current that rectifier filter, which stops commercial power rectification, and inverter is because of input and the equal no signal input of signal input part
It is stopped, motor and rotating vane also stop operating, now, rubble feeds intake stopping.
3rd, cement-weighting system work process：The charged material weight 250kg of cement is inputted from PC20, PC20 is heavy by this after confirmation
Amount data are transferred to single-chip microcomputer 22 by communication interface 21, and single-chip microcomputer 22 is received after data, and height is exported by digital analog converter 23
Level is closed to Pneumatic butterfly valve C intake valve after Pneumatic butterfly valve C air inlets, and hopper C starts to store material, the title that weighing balance C is carried
Retransmit sensor and measure the weight of material in hopper C in real time, and pass sequentially through operational amplifier and AD converter that weighing balance C is carried
Measurement data is fed back into single-chip microcomputer 22, the data are transferred to PC20 by communication interface 21 and shown by single-chip microcomputer 22；It is simultaneously single
Piece machine 22 exports 5V DC to electric control valve C8 control signal input by digital analog converter 23, and electric control valve C8 connects
Receive after this signal, the angle that control valve is opened is 90 °, and cement starts to be transported to material from storage bin C3 through electric control valve C8
In bucket C.When the cement weight that single-chip microcomputer 22 is judged in hopper C is equal to 95% i.e. 237.5kg of cement charged material weight, single-chip microcomputer
22 export 1.44V DC to electric control valve C8 control signal input by digital analog converter 23, and electric control valve C8 is received
To after this signal, the angle that control valve is opened is 9 °, and cement transportation speed is changed into 1/10th before change.Work as single-chip microcomputer
22 when judging that cement weight in hopper C is equal to 250kg, and single-chip microcomputer 22 passes through digital analog converter 23 and exports 1V DC to electric adjustable
Valve C8 control signal input is saved, electric control valve C8 is received after this signal, the angle that control valve is opened is 0 °, now
Electric control valve C8 valve is closed, and storage bin C3 stops conveying cement, and now cement feeds intake stopping.
4th, the flyash metering system course of work：The charged material weight 100kg of flyash is inputted from PC20, PC20 will after confirmation
The weight data is transferred to single-chip microcomputer 22 by communication interface 21, and single-chip microcomputer 22 is received after data, defeated by digital analog converter 23
Go out high level to Pneumatic butterfly valve D intake valve, closed after Pneumatic butterfly valve D air inlets, hopper D starts to store material, and weighing balance D is carried
Weighing sensor measure the weight of material in hopper D in real time, and pass sequentially through operational amplifier and AD that weighing balance D carries and turn
Measurement data is fed back to single-chip microcomputer 22 by parallel operation, and the data are transferred to PC20 by communication interface 21 and shown by single-chip microcomputer 22；Together
When single-chip microcomputer 22 pass through digital analog converter 23 and export 5V DC to electric control valve D9 control signal input, electric control valve
D9 is received after this signal, and the angle that control valve is opened is 90 °, and flyash starts defeated through electric control valve D9 from storage bin D4
It is sent in hopper D.When single-chip microcomputer 22 judges that flyash weight in hopper D is equal to the 95% of flyash charged material weight i.e.
During 237.5kg, single-chip microcomputer 22 exports 1.44V DC to electric control valve D9 control signal input by digital analog converter 23,
Electric control valve D9 is received after this signal, and the angle that control valve is opened is 9 °, and ash transfer speed is changed into before change
1/10th.When the flyash weight that single-chip microcomputer 22 is judged in hopper D9 is equal to 100kg, single-chip microcomputer 22 passes through digital-to-analogue conversion
Device 23 exports 1V DC to electric control valve D9 control signal input, and electric control valve D9 is received after this signal, control valve
The angle that door is opened is 0 °, and now electric control valve D9 valve is closed, and storage bin D4 stops ash conveying, now flyash
Feed intake stopping.
5th, the additive metering system course of work：The charged material weight 8kg of additive and the charged material weight of water are inputted from PC20
The charged material weight data of additive are transferred to single-chip microcomputer 22 by PC20 by communication interface 21 after 200kg, confirmation, and single-chip microcomputer 22 connects
Receive after the data, high level exported to Pneumatic butterfly valve E intake valve by digital analog converter 23, closed after Pneumatic butterfly valve E air inlets,
Hopper E starts to store material, and the weighing sensor that weighing balance E is carried measures the weight of material in hopper E in real time, and passes sequentially through
Measurement data is fed back to single-chip microcomputer 22 by the operational amplifier and AD converter that weighing balance E is carried, and single-chip microcomputer 22 leads to the data
Cross communication interface 21 and be transferred to PC20 and show；Single-chip microcomputer 22 exports 5V DC to electric control valve by digital analog converter 23 simultaneously
E10 control signal input, electric control valve E10 is received after this signal, and the angle that control valve is opened is 90 °, additional
Agent starts from storage bin E5 is transported to hopper E through electric control valve E10.The additive weight in hopper E is judged when single-chip microcomputer 22
When amount is 7.6kg equal to the 95% of additive charged material weight, single-chip microcomputer 22 passes through digital analog converter 23 and exports 1.44V DC to electricity
Dynamic regulating valve E10 control signal input, electric control valve E10 is received after this signal, and the angle that control valve is opened is
9 °, additive transporting velocity is changed into 1/10th before change.When single-chip microcomputer 22 judges additive weight in hopper E10 etc.
When 8kg, single-chip microcomputer 22 exports 1V DC to electric control valve E10 control signal input by digital analog converter 23, electronic
Regulating valve E10 is received after this signal, and the angle that control valve is opened is 0 °, and now electric control valve E10 valve is closed, storage
Feed bin E5 stops conveying additive.At the same time, the charged material weight data of water are transferred to monolithic by PC20 by communication interface 21
Machine 22, single-chip microcomputer 22 is received after the data, and high level is exported to magnetic valve 29, magnetic valve opening valve by digital analog converter 23
Door, running water is transferred to electromagnetic flowmeter 11 by the valve of magnetic valve and is transferred to again in storage pool 17, and electromagnetic flowmeter 11 is certainly
The electrode of band detects the electromotive force of current movable property life in real time, and the electromotive force is transferred into the conversion that electromagnetic flowmeter 11 is carried
The electromotive force is amplified the direct current signal for the standard that is converted into and is transferred to analog-digital converter 28, analog-digital converter by device, the converter
The direct current signal is converted to data signal and is transferred to single-chip microcomputer 22 by 28, and single-chip microcomputer 22 passes the data by communication interface 21
It is defeated to be shown to PC20；When single-chip microcomputer 22 judges that the weight for flowing through the water in electromagnetic flowmeter 11 is equal to 200kg, single-chip microcomputer 22 leads to
Cross digital analog converter 23 and export low level to magnetic valve 29, closed electromagnetic valve valve stops conveying water.Now single-chip microcomputer 22 passes through
Digital analog converter 23 exports high level and low level to Pneumatic butterfly valve E air bleeding valve and intake valve respectively, after Pneumatic butterfly valve E exhausts
Open, the additive in hopper E is transferred in storage pool 17 by Pneumatic butterfly valve E, and producers can be carried using storage pool 17
Agitating device additive and water are thoroughly mixed.
6th, it is dosed to the course of work of mixer 19：Fed intake according to the progress of above-mentioned technique after finishing, start mixer,
PC20 operation interface confirms to start to stir, and PC20 sends the instruction for starting to stir and is transferred to single-chip microcomputer by communication interface 21
22, single-chip microcomputer 22 receive the data after, exported respectively by digital analog converter 23 high level to Pneumatic butterfly valve A, Pneumatic butterfly valve B,
Pneumatic butterfly valve C and Pneumatic butterfly valve D air bleeding valve, while single-chip microcomputer 22 exports low level by digital analog converter 23 to pneumatic respectively
Butterfly valve A, Pneumatic butterfly valve B, Pneumatic butterfly valve C and Pneumatic butterfly valve D intake valve, Pneumatic butterfly valve A, Pneumatic butterfly valve B, Pneumatic butterfly valve C and
Pneumatic butterfly valve D exhaust late gates are opened, in sandstone, the rubble in hopper B, the cement in hopper C and the hopper D in hopper A
Flyash will be delivered to mixer；Single-chip microcomputer 22 exports high level by digital analog converter 23 and carried to pneumatic diaphragm pump 18 simultaneously
Intake valve, the intake valve opens after being powered, and pneumatic diaphragm pump 18 will be blended in using compressed air as power in storage pool 17
Additive and water together is transferred in mixer 19.
During depositing concrete solid material, during due to solid material whereabouts measuring chute, the speed fallen due to material
There is degree certain moment impact to cause measured value bigger than normal to measuring chute, influence accuracy of measurement.The present embodiment is set in dispensing
During the weight of sandstone and rubble to 95%, adjusted by single-chip microcomputer, conveying worm A6 and conveying worm B7 rotating speed are subtracted
Less to 1/10th before change, sandstone and rubble feed flow are reduced to 1/10th before change, greatly reduced
The moment impact that sandstone and rubble fall, control electric control valve C8, electric control valve D9 and electric control valve E10 valve
The angle of unlatching is 1/10th before change, greatly reduces the moment impact that cement, flyash and water reducer fall, because
And improve the precision of measurement；Additive and water are put into storage pool 17 and are pre-mixed, because the permeability of water is strong, additive
Water penetration is followed, is distributed in concrete more extensively, evenly, the concrete quality produced can be guaranteed for stirring；It is above-mentioned
Embodiment whole process real-time monitoring data, is that can be appreciated that and control production to feed intake stirring state by PC20, and convenient modification production is joined
Number, automaticity is high.
Finally it should be noted that：The utility model be the foregoing is only applied to the preferred embodiment of concrete production
, the utility model can also equally be used in the technique productions of other concrete or near field, therefore above-described embodiment is not
For limiting protection domain of the present utility model, although the utility model is described in detail with reference to above-described embodiment,
For those skilled in the art, it can still modify to the technical scheme described in foregoing embodiments, or
Person carries out equivalent substitution to which part technical characteristic.It is all within spirit of the present utility model and principle, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included within protection domain of the present utility model.
Claims (6)
1. a kind of concrete production metering system, it is characterised in that：Including measurement of sandstone weight system, rubble metering system, cement meter
Amount system, flyash metering system, additive metering system, mixer (19) and control circuit；
Described measurement of sandstone weight system includes：Storage bin A (1), Pneumatic butterfly valve 1A (26), conveying worm A (6) and measuring chute A
(12), storage bin A (1) discharging opening be provided with Pneumatic butterfly valve 1A (26), Pneumatic butterfly valve 1A (26) and conveying worm A (6) it
Between connected with pipeline, conveying worm A (6) charging aperture is arranged on the underface of Pneumatic butterfly valve 1A (26), conveying worm A
(6) discharging opening is arranged on the surface of measuring chute A (12)；
Described measuring chute A (12) includes：Hopper A, weighing balance A and Pneumatic butterfly valve A, described hopper A bucket body are provided with use
In the weighing balance A weighed, hopper A discharging opening is also equipped with Pneumatic butterfly valve A, and the material that described Pneumatic butterfly valve A flows out is through pipe
Road is transported to mixer (19)；
Described rubble metering system includes：Storage bin B (2), Pneumatic butterfly valve 1B (27), conveying worm B (7) and measuring chute B
(13), storage bin B (2) discharging opening be provided with Pneumatic butterfly valve 1B (27), Pneumatic butterfly valve 1B (27) and conveying worm B (7) it
Between connected with pipeline, conveying worm B (7) charging aperture is arranged on the underface of Pneumatic butterfly valve 1B (27), conveying worm B
(7) discharging opening is arranged on the surface of measuring chute B (13)；
Described measuring chute B (13) includes：Hopper B, weighing balance B and Pneumatic butterfly valve B, described hopper B bucket body are provided with use
In the weighing balance B weighed, hopper B discharging opening is also equipped with Pneumatic butterfly valve B, and the material that described Pneumatic butterfly valve B flows out is through pipe
Road is transported to mixer (19)；
Described cement-weighting system includes：Storage bin C (3), electric control valve C (8) and measuring chute C (14), storage bin C (3)
Discharging opening electric control valve C (8) is installed, measuring chute C (14), electric control valve C (8) are provided with below electric control valve C (8)
Discharging opening be arranged on the surfaces of measuring chute C (14)；
Described measuring chute C (14) includes：Hopper C, weighing balance C and Pneumatic butterfly valve C, described hopper C bucket body are provided with use
In the weighing balance C weighed, hopper C discharging opening is also equipped with Pneumatic butterfly valve C, and the material that described Pneumatic butterfly valve C flows out is through pipe
Road is transported to mixer (19)；
Described flyash metering system includes：Storage bin D (4), electric control valve D (9) and measuring chute D (15), storage bin D
(4) discharging opening, which is provided with below electric control valve D (9), electric control valve D (9), is provided with measuring chute D (15), electric control valve D
(9) discharging opening is arranged on the surface of measuring chute D (15)；
Described measuring chute D (15) includes：Hopper D, weighing balance D and Pneumatic butterfly valve D, described hopper D bucket body are provided with use
In the weighing balance D weighed, hopper D discharging opening is also equipped with Pneumatic butterfly valve D, and the material that described Pneumatic butterfly valve D flows out is through pipe
Road is transported to mixer (19)；
Described additive metering system includes：Storage bin E (5), electric control valve E (10), measuring chute E (16), storage pool
(17), pneumatic diaphragm pump (18), magnetic valve (29) and electromagnetic flowmeter (11), storage bin E (5) discharging opening are provided with electric adjustable
Save and measuring chute E (16) is provided with below valve E (10), electric control valve E (10), electric control valve E (10) discharging opening is arranged on meter
Storehouse E (16) surface is measured, the material of measuring chute E (16) outflows is through pipeline to storage pool (17), the thing of storage pool (17)
Material is transported to mixer (19) by pneumatic diaphragm pump (18), and described magnetic valve (29) is installed on electromagnetic flowmeter (11)
Side, magnetic valve (29) is connected with electromagnetic flowmeter (11) using pipeline, and the material of electromagnetic flowmeter (11) outflow is through pipeline
To storage pool (17)；
Described measuring chute E (16) includes：Hopper E, weighing balance E and Pneumatic butterfly valve E, described hopper E bucket body are provided with use
In the weighing balance E weighed, hopper E discharging opening is also equipped with Pneumatic butterfly valve E, and the material that described Pneumatic butterfly valve E flows out is through pipe
Road is transported to storage pool (17)；
Described control circuit includes：PC (20), communication interface (21), single-chip microcomputer (22), digital analog converter (23), battery
(25), AC power (24) and analog-digital converter (28), described PC (20), communication interface (21), single-chip microcomputer (22) and digital-to-analogue
Converter (23) is sequentially connected in series, and described battery (25) and analog-digital converter (28) is connected respectively to single-chip microcomputer (22),
Described AC power (24) is connected to PC (20)；
Described electromagnetic flowmeter (11) is connected to analog-digital converter (28), and magnetic valve (29) is connected to digital analog converter (23)；
Described Pneumatic butterfly valve 1A (26), Pneumatic butterfly valve 1B (27), Pneumatic butterfly valve A, Pneumatic butterfly valve B, Pneumatic butterfly valve C, pneumatic butterfly
Valve D and Pneumatic butterfly valve E intake valve and air bleeding valve is connected respectively to digital analog converter (23)；
Described pneumatic diaphragm pump (18) comes with intake valve, and the intake valve is connected to digital analog converter (23).
2. a kind of concrete production metering system according to claim 1, it is characterised in that：Described weighing balance A, metering
B, weighing balance C, weighing balance D and weighing balance E is claimed to carry weighing sensor, operational amplifier and AD converter, described weighs
Sensor, operational amplifier and AD converter are sequentially connected in series, and described AD converter is connected to single-chip microcomputer (22).
3. a kind of concrete production metering system according to claim 1, it is characterised in that：Described conveying worm A
(6) and conveying worm B (7) is from translator, variable-frequency speed-regulating controller and helical blade, described variable-frequency speed-regulating controller from
Band rectifier filter and inverter, described rectifier filter input, output end and signal input part connect alternating current respectively
Source (24), inverter input terminal and digital analog converter (23), described inverter output end and signal input part connect electricity respectively
Machine and digital analog converter (23), the rotating shaft of described motor are connected with helical blade.
4. a kind of concrete production metering system according to claim 1, it is characterised in that：Described electric control valve C
(8), electric control valve D (9) and electric control valve E (10) is electronic angle type control valve, described electric control valve C (8), electricity
Dynamic regulating valve D (9) and electric control valve E (10) control signal input and power input is connected respectively to digital analog converter
And AC power (24) (23).
5. a kind of concrete production metering system according to claim 1, it is characterised in that：Described storage pool (17) is set
It is equipped with agitating device.
6. a kind of concrete production metering system according to claim 1, it is characterised in that：Described electromagnetic flowmeter
(11) electrode and converter are come with, the induced signal amplification of electrode can be converted into the direct current signal of standard by the converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720128443.8U CN206455822U (en) | 2017-02-13 | 2017-02-13 | A kind of concrete production metering system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720128443.8U CN206455822U (en) | 2017-02-13 | 2017-02-13 | A kind of concrete production metering system |
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| CN206455822U true CN206455822U (en) | 2017-09-01 |
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| CN201720128443.8U Expired - Fee Related CN206455822U (en) | 2017-02-13 | 2017-02-13 | A kind of concrete production metering system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107901223A (en) * | 2017-11-23 | 2018-04-13 | 广东惠利普路桥信息工程有限公司 | A kind of intelligent concrete mixer |
| CN108407097A (en) * | 2018-05-11 | 2018-08-17 | 郑涛涛 | A kind of Full automatic feed and dynamic stock control system and method |
| CN111098405A (en) * | 2020-02-26 | 2020-05-05 | 温州市克微科技有限公司 | Concrete automatic mixing machine |
| CN111702961A (en) * | 2020-06-22 | 2020-09-25 | 苏州海宏水泥制品有限公司 | Intelligent automatic feeding system |
-
2017
- 2017-02-13 CN CN201720128443.8U patent/CN206455822U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107901223A (en) * | 2017-11-23 | 2018-04-13 | 广东惠利普路桥信息工程有限公司 | A kind of intelligent concrete mixer |
| CN108407097A (en) * | 2018-05-11 | 2018-08-17 | 郑涛涛 | A kind of Full automatic feed and dynamic stock control system and method |
| CN111098405A (en) * | 2020-02-26 | 2020-05-05 | 温州市克微科技有限公司 | Concrete automatic mixing machine |
| CN111702961A (en) * | 2020-06-22 | 2020-09-25 | 苏州海宏水泥制品有限公司 | Intelligent automatic feeding system |
| CN111702961B (en) * | 2020-06-22 | 2021-07-30 | 苏州海宏水泥制品有限公司 | Intelligent automatic feeding system |
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