CN106272977A - Sand material humidification system and method - Google Patents
Sand material humidification system and method Download PDFInfo
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- CN106272977A CN106272977A CN201510267175.3A CN201510267175A CN106272977A CN 106272977 A CN106272977 A CN 106272977A CN 201510267175 A CN201510267175 A CN 201510267175A CN 106272977 A CN106272977 A CN 106272977A
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- sand
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/02—Controlling the operation of the mixing
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Abstract
The invention discloses a kind of sand material humidification system and method.Wherein, this system includes: mix wet machine;Collecting device, is connected with mixing wet machine, for obtaining the throughput of the sand material of the rotating cylinder through mixing wet machine, and generates the dry sand throughput signal waiting to enter the rotating cylinder mixing wet machine according to the throughput of sand material;Control equipment, sets up communication with collecting device, for obtaining the humidification water demand signal that dry sand throughput signal is corresponding, and sends humidification water demand signal to humidifier;Humidifier, sets up communication with control equipment, for according to humidification water demand signal, controlling to the humidification water flow mixing the conveying of wet machine rotating cylinder.The present invention solves and mixes the technical problem that the moisture content of wet machine output sand material can not be accurately controlled.
Description
Technical field
The present invention relates to Engineering Control field, in particular to a kind of sand material humidification system and method.
Background technology
Along with the fast development of China's economy, building sand amount gets more and more, and natural river sand is as non-renewable resources
The most fewer and feweri.In order to adapt to nation-building and environmental conservation needs, it would be desirable to develop outstanding sand processed and produce machine
Tool product.
Mix wet machine as sand production line terminal unit processed, stirred by water spray humidification, make to mix the finished product of wet machine output
Sand has certain moisture content, thus the service behaviour mixing wet machine humidification system is directly connected to the quality of finished sand.How
Ensure to mix the moisture content of the finished sand of wet machine output, be urgent problem.But in correlation technique, mix wet machine and add
Wet system cannot control the humidification water yield according to sand material throughput accurately, and then cannot ensure to mix containing of wet machine output sand material
Water rate;When cutting off the water suddenly, the sand production line processed mixed in wet machine humidification system will not stop at once, now mixes wet machine defeated
The sand material gone out is dry sand and finished product damp sand mixture, reduces the quality of finished sand.
For above-mentioned problem, effective solution is the most not yet proposed.
Summary of the invention
Embodiments provide a kind of sand material humidification system and method, at least to solve to mix containing of wet machine output sand material
The technical problem that water rate can not be accurately controlled.
An aspect according to embodiments of the present invention, it is provided that a kind of sand material humidification system, this system includes: mix wet machine;
Collecting device, is connected with mixing wet machine, for obtaining the throughput of the sand material of the rotating cylinder through mixing wet machine, and according to sand material
Throughput generate the dry sand throughput signal waiting to enter the rotating cylinder mixing wet machine;Control equipment, sets up logical with collecting device
News, for obtaining the humidification water demand signal that dry sand throughput signal is corresponding, and send humidification water demand signal
To humidifier;Humidifier, sets up communication with control equipment, for according to humidification water demand signal, controls wet to mixing
The humidification water flow of machine rotating cylinder conveying.
Further, collecting device is positioned at the sand inlet mixing wet machine, or is positioned at and mixes inside wet machine, or be positioned at mix wet
The sand export of machine.
Further, it is positioned at collecting device and mixes inside wet machine, or in the case of being positioned at the sand export mixing wet machine, adopt
Collection equipment obtains the throughput of the damp sand in the rotating cylinder mixing wet machine or mixes the throughput of the damp sand that wet machine transfers out, and root
According to moisture content and the throughput of damp sand of the default damp sand mixing wet machine, calculate and wait to enter the passing through of dry sand mixing wet machine
Amount, generates dry sand throughput signal.
Further, in the case of being positioned at collecting device before the sand inlet mixing wet machine, controlling equipment needs humidification water
Sending to humidifier after the amount of asking signal lag preset time period, wherein, preset time period is that sand material carries from collecting device
To the time mixed needed for wet machine rotating cylinder.
Further, humidifier includes: converter, for producing the pump rotary speed that humidification water demand signal is corresponding;
Water pump, is connected with converter, according to the pump rotary speed work that humidification water demand signal is corresponding, by humidification water by pipe
Road is delivered to mix wet machine rotating cylinder.
Further, humidifier also includes: sprays device, is arranged in and mixes in wet machine rotating cylinder, sprays the outlet of device
It is only oriented towards the default sprinkling region mixing in wet machine rotating cylinder to arrange.
Further, humidifier also includes: water container, and water pump is installed on bottom water container, the appearance of water container
Amount stops entrance and mixes the wet machine rotating cylinder moment only not less than playing sand material from the sand material humidification system shutdown moment, sand material humidification system
The humidification water yield needed for system.
Further, humidifier also includes: liquid-level switch, is arranged at the water inlet of water container, by water container
Height of water level maintain preset height.
Further, collecting device includes any one equipment following: weighing equipment, cubing equipment and image are adopted
Collection equipment.
Further, in the case of collecting device is weighing equipment, weighing equipment weighs the sand through mixing wet machine rotating cylinder
The weight of material, and generate dry sand throughput signal.
Further, in the case of collecting device is cubing equipment, collecting device is measured through mixing wet machine rotating cylinder
The volume of throughput of sand material, calculate the throughput of sand material and generate dry sand throughput signal.
Further, in the case of collecting device is image capture device, collecting device collection is through mixing wet machine rotating cylinder
The image of throughput of sand material, and calculate the throughput of sand material according to the image collected, generate dry sand throughput letter
Number.
Further, this sand material humidification system also includes: being used for the screening machine mixing wet machine conveying sand material, screening machine is used
Sand material is generated in the coarse sand that transmission comes is carried out screening.
Another aspect according to embodiments of the present invention, additionally provides the sand material air-humidification method of a kind of sand material humidification system, sand
Material humidification system includes mixing wet machine, and the method includes: receive the dry sand throughput signal waiting to enter the rotating cylinder mixing wet machine,
Wherein, dry sand throughput signal is generated according to the throughput of the sand material of the rotating cylinder through mixing wet machine obtained by collecting device;
Obtain the humidification water demand signal that dry sand throughput signal is corresponding;Humidification water demand signal is sent to humidifier,
Wherein, humidifier controls to the humidification water flow mixing the conveying of wet machine rotating cylinder according to humidification water demand signal.
Further, collecting device is positioned at the sand inlet mixing wet machine, or is positioned at and mixes inside wet machine, or be positioned at mix wet
The sand export of machine, wherein, screening machine generates sand material for the coarse sand that transmission comes is carried out screening and is delivered to mix wet machine.
Further, in the case of being positioned at collecting device before the sand inlet mixing wet machine, humidification water demand is being believed
Number sending to before humidifier, method also includes: wait preset time period, wherein, after waiting preset time period,
Performing humidification water demand signal is sent the step to humidifier, preset time period is that sand material is delivered to from collecting device
Mix the time needed for wet machine rotating cylinder.
Further, humidifier controls to the humidification water flow bag mixing the conveying of wet machine rotating cylinder according to humidification water demand signal
Include: obtain the pump rotary speed that humidification water demand signal is corresponding;Control water pump to work according to pump rotary speed, by humidification water
It is delivered to mix wet machine rotating cylinder by pipeline.
Further, after being delivered to humidification water by pipeline mix wet machine rotating cylinder, according to humidification water demand signal,
Control the humidification water flow to mixing the conveying of wet machine rotating cylinder also to include: humidification water is sprayed at the default spray mixed in wet machine rotating cylinder
Spill region.
Further, water pump is installed on bottom water container, and the capacity of water container closes not less than from sand material humidification system
The machine moment plays the stopping entrance of sand material and only mixes the wet machine rotating cylinder moment, the humidification water yield needed for sand material humidification system.
Further, the water inlet of water container is provided with liquid-level switch, for being tieed up by the height of water level in water container
Hold in preset height.
Further, collecting device includes any one equipment following: weighing equipment, cubing equipment and image are adopted
Collection equipment.
Further, in the case of collecting device is weighing equipment, weighing equipment weighs the sand through mixing wet machine rotating cylinder
The throughput of material, and generate dry sand throughput signal.
Further, in the case of collecting device is cubing equipment, collecting device is measured through mixing wet machine rotating cylinder
The volume of sand material, calculate the throughput of sand material and generate dry sand throughput signal.
Further, in the case of collecting device is image capture device, collecting device collection is through mixing wet machine rotating cylinder
The image of sand material, and calculate the throughput of sand material according to the image collected, generate dry sand throughput signal.
Further, it is positioned at collecting device and mixes inside wet machine, or in the case of being positioned at the sand export mixing wet machine, adopt
Collection equipment obtains the throughput of the damp sand in the rotating cylinder mixing wet machine or mixes the throughput of the damp sand that wet machine transfers out, and root
According to moisture content and the throughput of damp sand of the default damp sand mixing wet machine, calculate and wait to enter the passing through of dry sand mixing wet machine
Amount, generates dry sand throughput signal.
In embodiments of the present invention, using sand material humidification system, this system includes: mix wet machine;Collecting device, is used for
Obtain the throughput of sand material of rotating cylinder through mixing wet machine, and generate and wait to enter the dry sand throughput signal mixing wet machine rotating cylinder;
Control equipment, sets up communication with collecting device, for obtaining the humidification water demand signal that dry sand throughput signal is corresponding,
And humidification water demand signal is sent to humidifier;Humidifier, sets up communication with control equipment, for according to humidification
Water demand signal, controls to the humidification water flow mixing the conveying of wet machine rotating cylinder.The present invention solves and mixes wet machine output sand material
The technical problem that can not be accurately controlled of moisture content.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this
Bright schematic description and description is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.At accompanying drawing
In:
Fig. 1 is that wet machine of mixing according to embodiments of the present invention adds the process schematic of damp sand material;
Fig. 2 is the structural representation of sand material humidification system according to embodiments of the present invention;
Fig. 3 is the structural representation of a kind of optional humidifier according to embodiments of the present invention;
Fig. 4 is the control flow schematic diagram of a kind of optional sand material humidification system according to embodiments of the present invention;
Fig. 5 is the control flow schematic diagram of another kind of optional sand material humidification system according to embodiments of the present invention;
Fig. 6 is the flow chart of the sand material air-humidification method of sand material humidification system according to embodiments of the present invention.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with in the embodiment of the present invention
Accompanying drawing, is clearly and completely described the technical scheme in the embodiment of the present invention, it is clear that described embodiment
It is only the embodiment of a present invention part rather than whole embodiments.Based on the embodiment in the present invention, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise, all should belong to
The scope of protection of the invention.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " it is etc. for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that this
Sample use data can exchange in the appropriate case, in order to embodiments of the invention described herein can with except
Here the order beyond those illustrating or describing is implemented.Additionally, term " includes " and " having " and they
Any deformation, it is intended that cover non-exclusive comprising, such as, contain series of steps or the process of unit, side
Method, system, product or equipment are not necessarily limited to those steps or the unit clearly listed, but can include the clearest
List or for intrinsic other step of these processes, method, product or equipment or unit.
Embodiment one
According to embodiments of the present invention, it is provided that a kind of sand material humidification system embodiment.
Fig. 1 is that wet machine of mixing according to embodiments of the present invention adds the process schematic of damp sand material, as it is shown in figure 1, screening machine
Transmission come the sand material not humidified, in the embodiment of the present invention or be called for short dry sand, delivered into by charging aperture 1 and mix wet machine.
Meanwhile, the humidification water that transmission comes mixes wet machine by spraying device 2 entrance.Dry sand and humidification water are mixing the rotating cylinder 3 of wet machine
Inside be thoroughly mixed, ultimately form meet predetermined water content requirement add damp sand material, in the embodiment of the present invention or be called for short
Finished sand or damp sand.The damp sand formed exports by mixing the discharging opening 4 of wet machine.In embodiments of the present invention, humidification water
Can be the conventional source water such as tap water, be mainly used in adding the sand material in wet-mixing wet machine rotating cylinder 3.
Add the process of damp sand material in conjunction with the wet machine of mixing shown in Fig. 1, embodiments provide a kind of sand material humidification system
Embodiment.Fig. 2 is the structural representation of sand material humidification system according to embodiments of the present invention, as in figure 2 it is shown, this
Bright sand material humidification system may include that
Mix wet machine 12;
Collecting device 14, is connected with mixing wet machine, for obtaining the throughput of the sand material of the rotating cylinder through mixing wet machine 12,
And the dry sand throughput signal waiting to enter the rotating cylinder mixing wet machine 12 is generated according to the throughput of sand material;
Control equipment 16, sets up communication with collecting device 14, for obtaining the humidification water that dry sand throughput signal is corresponding
Demand signal, and humidification water demand signal is sent to humidifier 18;And
Humidifier 18, sets up communication with control equipment 16, for according to humidification water demand signal, controls wet to mixing
The humidification water flow of machine 12 rotating cylinder conveying.
In the present invention implements, do not add damp sand material and be alternatively referred to as dry sand, added damp sand material and be alternatively referred to as damp sand;Dry sand leads to
Excess can be that the unit time is interior by mixing the quality not adding damp sand material of wet machine, when collecting device collection is through mixing wet machine
During the sand material throughput of the rotating cylinder of 12, if the acquisition target of collecting device is not for add damp sand material, then can be directly according to not
The throughput adding damp sand material obtains dry sand throughput signal, and in the case of this, the throughput of sand material is dry sand throughput;If
When the acquisition target of collecting device is for adding damp sand material, according to adding the throughput of damp sand material and can add containing of damp sand material
Water rate, calculates the corresponding throughput not adding damp sand material, then obtains further according to the corresponding throughput not adding damp sand material
Dry sand throughput signal.Humidification water can be conventional source water, a certain proportion of humidification water and the sand material such as tap water mix wet
Being thoroughly mixed to form damp sand in machine rotating cylinder, the humidification water yield can be the unit time interior humidification of conveying in mixing wet machine rotating cylinder
The quality of water.
It should be noted that during the present invention " obtains the throughput of the sand material passing through the rotating cylinder mixing wet machine 12 ", permissible
It is the throughput (i.e. obtain is damp sand throughput) obtaining the sand material passing through the rotating cylinder mixing wet machine 12, it is also possible to
It is the throughput (i.e. dry sand throughput) obtaining the sand material that will pass through the rotating cylinder mixing wet machine 12, it is also possible to be just to obtain
Throughput (being i.e. in the sand material throughput within the rotating cylinder mixing wet machine) at the sand material of the rotating cylinder through mixing wet machine 12.
In embodiments of the present invention, according to the moisture content of the desired damp sand mixing the output of wet machine, dry sand can be obtained and pass through
Corresponding relation between amount and humidification water demand.Control equipment receives collecting device and sends the dry sand throughput signal of coming,
Obtain the dry sand throughput that this dry sand throughput signal is characterized, and it is corresponding to obtain dry sand throughput according to this corresponding relation
Humidification water demand, generate characterize this humidification water demand humidification water demand signal.
In embodiments of the present invention, control equipment includes the digital signal processors such as such as MCU, CPU, DSP, deposits
Reservoir and the communication module of necessity.Control equipment and collecting device set up communication relation to ensure that the humidification water yield is led to sand
It is the most controlled that excess realizes synchronizing, on the basis of Tong Bu the most controlled of the above-mentioned humidification water yield and sand throughput realization,
When the dry sand throughput that collecting device detects the rotating cylinder by mixing wet machine is bigger, control equipment now produces accordingly
Humidification water demand signal is then the humidification water yield of bigger demand, to ensure the moisture content of finished sand.
The sand material humidification system of the embodiment of the present invention, is got by collecting device and treats to mix wet machine through (i.e. waiting to enter)
The dry sand throughput of rotating cylinder, and generate dry sand throughput signal;It is corresponding that control equipment obtains dry sand throughput signal
Humidification water demand signal, and humidification water demand signal is sent to humidifier;The most above-mentioned humidifier, according to adding
Wet water demand signal, controls to the humidification water flow mixing the conveying of wet machine rotating cylinder;The present invention can passing through according to dry sand
The change of amount adjusts in real time the flow of humidification water, solves and mixes what the moisture content of wet machine output sand material can not be accurately controlled
Technical problem, improves service behaviour and the work efficiency of sand material humidification system, has reached the sand material humidification water yield and in real time may be used
The technique effect of control.
Alternatively, humidifier may include that
Converter, for producing the pump rotary speed that humidification water demand signal is corresponding;And
Water pump, is connected with converter, according to the pump rotary speed work that humidification water demand signal is corresponding, humidification water is led to
Piping is delivered to mix wet machine rotating cylinder.
In embodiments of the present invention, Frequency Converter Control pump rotary speed, humidification water is delivered to mix wet machine and turns by water pump from water source
In cylinder so that humidification water is sufficiently mixed in mixing wet machine rotating cylinder with sand material, generates high-quality finished sand.At water
In the case of the abundance of source, the discharge that the rotating speed of water pump and water pump export has the corresponding relation of controllable precise, the present invention
Embodiment is by the way of water pump pressurization forms stationary flow, it is to avoid at the discharge caused because of tap water pressure change
In uncontrollable state or the situation of unpredictable state.Water pump is according to pump rotary speed corresponding to humidification water demand signal
Work, is delivered to mix in wet machine rotating cylinder by pipeline by humidification water, it is to avoid cause discharge because tap water pressure changes
The uncontrollable problem of state, improves the performance that sand material humidification system is the most controlled.
Alternatively, humidifier also includes: sprays device, is placed in and mixes in wet machine rotating cylinder, sprays the outlet only court of device
Arrange to the default sprinkling region mixed in wet machine rotating cylinder.
In embodiments of the present invention, presetting sprinkling region is a certain region preset in mixing wet machine rotating cylinder, this edge, region
The axially and/or radially direction setting mixing wet machine rotating cylinder.Such as, in the axial direction, preset sprinkling region to be preferably set up
In near the sand inlet mixing wet machine.The most such as, usually, when sand material enters rotating cylinder, along with the rotation of rotating cylinder, sand material
It is positioned at the bottom section of rotating cylinder under gravity, therefore on the circumferencial direction of rotating cylinder, sprays device towards rotating cylinder
Bottom section sprays, and presetting sprinkling region can be the region that cylinder bottom is relative with spraying device, the class that this region is
Like fan-shaped region.According to the demand of the humidification water yield, can arrange flexibly to preset and spray region, it is to avoid humidification water is sprayed
On the barrel of rotating cylinder side, cause buildup.Sprinkling device is arranged to be mixed in wet machine rotating cylinder, to mixing in wet machine rotating cylinder
Sand material carries out adding wet process.If be not configured sprinkling device, substantial amounts of humidification water may be sprayed directly on and turn
On the barrel of cylinder, during drum rotation, when the dry sand having just enter into rotating cylinder touches this rotating cylinder squirted, sand material
Can bond on rotating cylinder, easily cause sand material and mix the wet uneven or situation generation of barrel buildup.Barrel buildup one side
Face can make cylinder heavily increase, thus causes energy consumption to increase;On the other hand can be more and more thicker, in causing rotating cylinder along with buildup layer
Space is reduced, and reduces sand material and mixes and wet pass through efficiency.Therefore, it is only oriented towards and mixes wet machine by arranging the outlet spraying device
Default sprinkling region in rotating cylinder, i.e. sprays device and water orientation is sprayed on sand material, it is to avoid water is sprayed at barrel
On, thus avoid the generation of buildup phenomenon.
Alternatively, humidifier also includes: water container, and water pump is installed on bottom water container, the capacity of water container
Only the wet machine rotating cylinder moment is mixed, sand material humidification system not less than playing the stopping entrance of sand material from the sand material humidification system shutdown moment
The required humidification water yield.
In the present invention implements, water container can be other containers such as water tank, pond or bucket.In actual applied field
Under scape, it is possible that the situation cut off the water suddenly, even if when cutting off the water suddenly, relevant staff can the very first time
Finding and immediately close off humidification system, it is also possible to humidification system will not be out of service, sand production line processed may also can be because of
Continued operation a period of time, until production line stops completely.During this period of time, stop the most completely when sand production line processed
When only working, a large amount of sand material still can be delivered to mix wet machine by screening machine, mixes wet machine and is likely to may proceed to running, will be mixed
Closing has the sand material of a large amount of dry sand to export, and seriously compromises the quality of finished sand.Therefore, the humidifier of the present invention also includes
Water container, water pump is installed on bottom water container, and water pump draws water from water container and pump is toward spraying device, passes through
Converter regulation Real-time Water pump frequency controls discharge, and wherein, the capacity of above-mentioned water container is not less than adding from sand material
The wet system closedown moment plays the stopping entrance of sand material and only mixes the wet machine rotating cylinder moment, the humidification water yield needed for sand material humidification system,
Ensure that normal operation when sand production line processed runs into accident, and then ensure the quality of finished sand.Held by water storage
Device caches a part of water yield, under situation of cutting off the water suddenly, it is possible to ensure that enough water maintains sand production line processed normally to stop
Machine, and do not damage finished sand quality.
Alternatively, in embodiments of the present invention, humidifier also includes: liquid-level switch, is arranged at the water inlet of water container
Mouthful, the height of water level in water container is maintained preset height.
In embodiments of the present invention, if continuing to extract water from water container, it is necessary to constantly note in water container
Water, when dry sand throughput real-time change, the amount of water required also can change always, if according to fixing water filling speed
Rate discharges water in water container, may result in the situation that water container middle water level is unstable, affects normal operation.Cause
This, the humidifier of the embodiment of the present invention also includes liquid-level switch, and tap water controls to inject water container by liquid-level switch,
When water container water shortage, liquid-level switch automatically controls injection tap water, when Water in Water Tanks amount reaches preset height,
Liquid-level switch is automatically switched off tap water.In this case, in water container by the determined water level of liquid-level switch after, storage
After the water yield can stored in water container need to meet and cuts off the water, complete out of service required from the sand production line processed production line that shuts down
The humidification water yield wanted.By arranging liquid-level switch, it is possible to more efficiently ensure when sand production line processed runs into accident
Normal operation.
Alternatively, humidifier also includes: detection part, for detecting the height of water level of water container, and is detecting
When the height of water level of water container is less than preset water level threshold value, generate alarm signal or sand material humidification system off signal,
Ensure normal operation and the quality of finished sand of sand material humidification system.
Fig. 3 is the structural representation of a kind of optional humidifier according to embodiments of the present invention, as it is shown on figure 3, this adds
Wet device includes: converter (not shown), water pump 81, water container 82, liquid-level switch 83, water inlet 84,
Water-supply-pipe 85, sprinkling device 86, detection device (not shown).Wherein, the transmission of converter receiving control apparatus comes
Humidification water demand signal, humidification water demand signal is converted to pump rotary speed;Water pump 81 generates according to converter
Pump rotary speed work, water pump 81 is installed on the bottom of water container 82, and water-supply-pipe 85 is connected with water pump 81, and
Extend to mix in wet machine rotating cylinder, be sent to mix wet machine rotating cylinder by the humidification water that water pump is extracted out.At the other end of water-supply-pipe 85,
Connecting and have sprinkling device 86, sprinkling device 86 is positioned at mixes wet machine rotating cylinder, and the outlet spraying device is set by orientation
Meter, is only sprayed on the water that adds water and predetermined in mixing wet machine rotating cylinder adds wet zone.Liquid-level switch 83 is installed on water container
At the water inlet 84 of 82, control the height of water level of water container 82.Detection device is mountable to preset water level height,
The water level of detection water container, when water container middle water level is less than its detection height, generates alarm signal or shutdown letter
Number, off signal can be sent to control equipment, controls whole humidification system out of service.In another optional embodiment
In, it is also possible to use electrodynamic valve to replace above-mentioned converter and water pump, constantly can feed back by measuring actual discharge
The mode of regulation electrodynamic valve aperture, reaches the purpose that actual discharge is consistent with default discharge.When entering electrodynamic valve
Water pressure invariableness time, through feedback regulation after a while, actual discharge will be consistent with presetting discharge.But,
Electrodynamic valve belongs to high-end control valve, is not suitable for this operating mode of sand production line processed and compares relatively rugged environment;The opposing party
Face, electrodynamic valve is that the aperture by control valve carrys out regulating water flow, is not so good as to become to the effect that accurately controls of discharge
Frequently device and the combination of water pump, such as, when after a period of time, hydraulic pressure changes, when electrodynamic valve will again pass by one section
Between feedback regulation to can be only achieved actual discharge consistent with default discharge, and if hydraulic pressure is unstable and change is very fast,
The time of feedback regulation will not catch up with the transformation period of hydraulic pressure, and discharge is actual will be in uncontrollable state.According to
Humidifier shown in Fig. 3, in water circuit system, as long as having abundant water resources, the relation of pump rotary speed and discharge can be recognized
For determine that, in practical operation, by measuring the relation that can draw above-mentioned pump rotary speed with discharge, and then
Realize the control of discharge.In embodiments of the present invention, produce humidification water demand signal by converter, and then adjust
Water saving revolution speed, simply and efficiently achieves the characteristic that discharge is the most controlled.
Alternatively, in embodiments of the present invention, before above-mentioned collecting device may be located at the sand inlet mixing wet machine, or
It is positioned at and mixes inside wet machine, or be positioned at the sand export mixing wet machine.
In a kind of alternative that the embodiment of the present invention provides, before collecting device may be located at the sand inlet mixing wet machine,
Before i.e. collecting device may be located at and mixes at the sand material input port of wet machine or mix wet machine sand material input port, such as, when
In Machine-made Sand production line, when having screening machine, sand material mixes wet machine by sending into after screening machine, and now, collection sets
For may be located at screening machine and mixing between wet machine;The most such as, it is not arranged in production line when mixing wet machine, but
When being separately provided, when mixing wet machine for mixing wet to finished product dry sand, collecting device just can be arranged at and mix entering of wet machine
Sand mouth.Now, the throughput of the sand material through mixing wet machine rotating cylinder of collecting device collection, it is to wait to enter and mixes wet machine
The throughput of dry sand;Collecting device, according to the throughput of the dry sand gathered, generates dry sand throughput signal.
In the alternative dispensing means that the embodiment of the present invention provides, collecting device can also be installed on to be mixed on wet machine, adopts
Collection mixes the sand material throughput in wet machine, now, the throughput of the sand material through mixing wet machine rotating cylinder of collecting device collection,
It is and is positioned at the throughput adding damp sand material mixed in wet machine rotating cylinder;Collecting device is according to default moisture content, by gather
Add the throughput that the throughput of damp sand material is converted to wait to enter the dry sand mixing wet machine, generate dry sand throughput signal.?
Under another kind of scene, in order to reduce the data processing load of collecting device, collecting device can be mixed wet machine turn according to being positioned at
The throughput adding damp sand material in Tong, directly generates damp sand throughput signal, and wet according to preset by controlling equipment
The moisture content of sand, is converted to dry sand throughput signal by damp sand throughput signal.Wherein, this damp sand preset is aqueous
Rate can be to set based on experience value and be stored in collecting device or control equipment, it is also possible to is to receive to measure device survey
The moisture content of the damp sand measured also is stored in collecting device or control equipment.
In another alternative that the embodiment of the present invention provides, collecting device may be located on mixing the sand export of wet machine,
Gather the dry sand throughput of the damp sand mixing the output of wet machine, now, the sand material through mixing wet machine rotating cylinder of collecting device collection
Throughput, be from the throughput adding damp sand material mixing wet machine rotating cylinder output;Collecting device is aqueous according to presetting
Rate, is converted to the throughput waiting to enter the dry sand mixing wet machine by the throughput adding damp sand material gathered, and generates dry sand and leads to
Excessive signal.Under another kind of scene, in order to reduce the data processing load of collecting device, collecting device can basis
From mixing the throughput adding damp sand material of output wet machine rotating cylinder, directly generate damp sand throughput signal, and set by control
The standby moisture content according to the damp sand preset, is converted to dry sand throughput signal by damp sand throughput signal.Wherein, this is pre-
If the moisture content of damp sand can be to set based on experience value and be stored in collecting device or control equipment, it is also possible to be
Receive and measure the moisture content of the damp sand that device measurement obtains and be stored in collecting device or control equipment.
Alternatively, be positioned at the sand inlet mixing wet machine at collecting device in the case of, control equipment and humidification water demand is believed
Send to humidifier after number time delay preset time period, wherein, preset time period is sand material be delivered to mix from collecting device wet
Time needed for machine rotating cylinder.
In embodiments of the present invention, control equipment can obtain the preset time period prestored, it is also possible to measures sand material from adopting
Collection equipment is delivered to mix the time of wet machine rotating cylinder, obtains this preset time period.Sand material humidification according to embodiments of the present invention
System, uses signal delay technology, is gathered the throughput waiting to enter the sand material mixing wet machine by collecting device and generates dry
Sand throughput signal, is converted into humidification water demand signal after control equipment calculates, and (example after postponing preset time period
As: the time, t) mail to humidifier, controlled in real time humidification water demand, and then regulation humidification water demand can in real time and
Actual sand throughput in rotating cylinder matches.Meanwhile, by time delay preset time period, it is ensured that be completely covered at sand material
Preset after spraying region, just in mixing wet machine rotating cylinder, spray humidification water according to humidification water demand signal, can avoid
Sand material does not mixes wet machine rotating cylinder cylinder ancient piece of jade, round, flat and with a hole in its centre buildup completely into during default sprinkling region with regard to what sprinkling humidification water caused.
Fig. 4 is the control flow schematic diagram of a kind of optional sand material humidification system according to embodiments of the present invention, such as Fig. 4
Shown in, collecting device gathers the throughput waiting to enter the dry sand mixing wet machine, generates dry sand throughput signal, or weighing amount
Signal.For sand material, sand material, by after collecting device, enters and mixes wet machine rotating cylinder.For humidification water, humidification water is selected
Tap water, as water source, is pre-stored within water container by tap water, and by the water pump being installed in water container
It is delivered to humidification water spray device, humidification water is sprayed on mixes in wet machine rotating cylinder by spraying device.Control equipment can
Obtain collecting device and send the dry sand throughput signal of coming, and generate the transmission of humidification water demand signal to converter, change
Frequently humidification water demand signal is converted into pump rotary speed by device, controls water pump and operates according to this pump rotary speed.Finally, add
Finished product damp sand after wet exports from the sand export mixing wet machine rotating cylinder.Further, control equipment is opened in humidification system running
During the beginning, after collecting device starts to collect dry sand throughput signal, record collecting device and collect dry sand throughput
The time of signal.Meanwhile, it is additionally provided with another detection device in mixing wet machine rotating cylinder, is used for measuring whether sand material enters
Enter to mix wet machine rotating cylinder, when starting to have detected that wet machine rotating cylinder is mixed in the entrance of sand material, record and detected that the entrance of sand material is mixed
The time of wet machine rotating cylinder.Collecting device according to record collects the time of dry sand throughput signal and sand material detected
Entering the time mixing wet machine rotating cylinder, obtain under current transportation speed, sand material is sent to mix wet machine rotating cylinder institute from collecting device
The time needed, i.e. get preset time period, completed the initial work of equipment.And then, in running afterwards,
Control equipment also sends to humidifier after humidification water this preset time period of demand signal lag, wherein, and Preset Time
Section is delivered to mix the time needed for wet machine rotating cylinder from collecting device for sand material.In sum, when mixing wet machine and starting, control
Control equipment controls the first humidification of not spraying water of humidifier, systematic survey to be controlled calculating and sprinkling humidification district is completely covered to sand material
Sprinkling device is restarted, it is ensured that water will not be sprayed on barrel behind territory.Need exist for explanation, if wet mixing
No-delay sprinkling when machine starts, i.e. when sand material has just enter into rotating cylinder or sand material does not enters into rotating cylinder, just has been started up spray
Spilling, make water be sprayed directly on barrel and cause buildup, the present invention uses when mixing wet machine and starting, and postpones to spray device
Start, and then avoid the generation of barrel buildup.According to embodiments of the present invention, system also includes liquid-level switch, is used for
Control the water level of water container in preset water level.It addition, by the orientation spray application spraying device, water pump and frequency conversion
The water spray voltage stabilizing technique that device coordinates, mixes time delay spray application when wet machine starts, and the real-time adaptive regulation humidification water yield
Technology, common guarantee does not has water and is sprayed directly on rotating cylinder barrel, thus avoids and mix wet barrel wall buildup phenomenon.
Fig. 5 is the control flow schematic diagram of another kind of optional sand material humidification system according to embodiments of the present invention;Fig. 5
The part identical with Fig. 4 repeats no more, and highlights the difference of Fig. 5 Yu Fig. 4 below.As it is shown in figure 5,
Collecting device is positioned at after mixing wet machine, and collecting device is positioned at the sand export mixing wet machine in other words, gathers and mixes the output of wet machine
The throughput of damp sand, under this application scenarios, according to mix wet machine output damp sand throughput with treat that wet machine is mixed in entrance
The throughput of dry sand set up corresponding relation, be converted to wait to enter mix wet machine by the throughput mixing the damp sand of wet machine output
The throughput of dry sand, and generate dry sand throughput signal.Under a kind of application scenarios, collecting device is aqueous according to presetting
Rate, is converted to the throughput waiting to enter the dry sand mixing wet machine by the throughput adding damp sand material gathered, and generates dry sand and leads to
Excessive signal.Under another kind of scene, in order to reduce the data processing load of collecting device, collecting device can basis
From mixing the throughput adding damp sand material of output wet machine rotating cylinder, directly generate damp sand throughput signal, and set by control
The standby moisture content according to the damp sand preset, is converted to dry sand throughput signal by damp sand throughput signal.Wherein, this is pre-
If the moisture content of damp sand can be to set based on experience value and be stored in collecting device or control equipment, it is also possible to be
Receive and measure the moisture content of the damp sand that device measurement obtains and be stored in collecting device or control equipment.
Alternatively, in embodiments of the present invention, collecting device includes any one equipment following: weighing equipment, volume
Measurement equipment and image capture device.
Alternatively, in the case of collecting device is weighing equipment, weighing equipment weighs the sand material through mixing wet machine rotating cylinder
Weight, and generate dry sand throughput signal.Specifically, if being simply provided with weighing equipment in sand front end processed, pass through
Obtain Data Control sand material inlet at this stable, and do not consider output sand doses and enter the out-of-proportion pass of sand doses
System, owing to sand material quantum of output is real-time change at random, when the sand doses of output changes, humidification system cannot foundation
Sand material changes and adjusts water-flowing amount in real time, and then cannot ensure the water content of finished sand.In the related, by advance
If the mode of certain building stones inlet amount is calculated the expected value of sand throughput, further according to sand throughput expected value with
Moisture content presets a water flow value;The expected value of sand throughput can averagely become sand coarse aggregate ratio calculating to get by building stones,
When building stones inlet amount is invariable, sand throughput is actually real-time change in a relative broad range, therefore existing
Technology is had not regulated in real time according to sand throughput by humidification water flow.And the present invention uses weighing equipment to lead to sand
Excess measures, and is weighed sand throughput, the real-time adaptive regulation humidification water yield, it is ensured that add in real time by weighing equipment
The wet water yield and sand amount real-time matching, accurately controlled the moisture content of finished sand.
Alternatively, in the case of collecting device is cubing equipment, collecting device is measured through mixing wet machine rotating cylinder
The volume of sand material, calculates the throughput of sand material and generates dry sand throughput signal.
Alternatively, in the case of collecting device is image capture device, collecting device collection is through mixing wet machine rotating cylinder
The image of sand material, and the throughput of sand material is calculated according to the image collected, generate dry sand throughput signal.
Alternatively, in embodiments of the present invention, it is positioned at collecting device and mixes inside wet machine, or be positioned at and mix going out of wet machine
In the case of sand mouth, collecting device obtain the throughput of the damp sand mixed in the rotating cylinder of wet machine or mix that wet machine transfers out wet
The throughput of sand, and according to the moisture content of the default damp sand mixing wet machine and the throughput of damp sand, calculate and treat that entrance is mixed
The throughput of the dry sand of wet machine, generates dry sand throughput signal.
Alternatively, in embodiments of the present invention, after getting the throughput waiting to enter the dry sand mixing wet machine, control
Equipment can also by this wait the throughput entering the dry sand mixing wet machine with and the max-thresholds of throughput of dry sand preset enter
Row compares, and when the throughput of the dry sand got exceedes this max-thresholds, control equipment controls dry sand entrance and mixes wet machine
Speed.Such as, when sand material humidification system also includes screening machine, when controlling equipment Inspection leading to the dry sand obtained
When excess exceedes this max-thresholds, control equipment controls screening machine to the speed mixing wet machine output sand material.
As can be seen from the above description, the present invention solve mix wet machine output sand material moisture content can not be by accurately
The technical problem controlled, improves service behaviour and the work efficiency of sand material humidification system, has reached the sand material humidification water yield
The most controlled technique effect.
Embodiment two
According to embodiments of the present invention, it is provided that the sand material air-humidification method embodiment of a kind of sand material humidification system, explanation is needed
, can be in the computer system of such as one group of computer executable instructions in the step shown in the flow chart of accompanying drawing
Perform, and, although show logical order in flow charts, but in some cases, can be to be different from this
The step shown or described by order execution at place.The sand material air-humidification method that the embodiment of the present invention provides can be by above-mentioned
The sand material humidification system that embodiment provides realizes, and above-mentioned sand material humidification system can also use the present invention when controlling
The sand material air-humidification method that embodiment provides.
Fig. 6 is the flow chart of the sand material air-humidification method of a kind of optional sand material humidification system according to embodiments of the present invention,
As shown in Figure 6, the method comprises the steps:
S102: receiving the dry sand throughput signal waiting to enter the rotating cylinder mixing wet machine, wherein, dry sand throughput signal is by adopting
Collection equipment generates according to the throughput of the sand material of the rotating cylinder through mixing wet machine obtained.
In the present invention implements, dry sand throughput signal is for characterizing the throughput through mixing wet machine rotating cylinder dry sand.Dry sand
Throughput can be by mixing the quality of the dry sand of wet machine in the unit time.When sand material humidification system runs, screening
The coarse sand that transmission comes first is carried out screening and generates sand material by machine, and to mixing the conveying of wet machine, collecting device just can collect dry
By mixing the sand material quality of wet machine in the sand throughput signal i.e. unit interval.
Herein it should be noted that the process that collecting device obtains mixes the throughput of the sand material of the rotating cylinder of wet machine, Ke Yishi
The throughput (i.e. obtain is damp sand throughput) of the sand material passing through the rotating cylinder mixing wet machine obtained, it is also possible to be to obtain
Take will be through mixing the throughput (i.e. dry sand throughput) of the sand material of the rotating cylinder of wet machine, it is also possible to is the warp obtained
Cross the throughput (being i.e. in the sand material throughput within the rotating cylinder mixing wet machine) of the sand material of the rotating cylinder mixing wet machine.
S104: obtain the humidification water demand signal that dry sand throughput signal is corresponding.
In embodiments of the present invention, humidification water can be conventional source water, a certain proportion of humidification water and the sand material such as tap water
Being thoroughly mixed to form damp sand in mixing the special cylinder of wet machine, the humidification water yield can be conveying in mixing wet machine rotating cylinder in the unit time
The quality of humidification water.According to the moisture content of the desired damp sand mixing the output of wet machine, dry sand throughput can be obtained and add
Corresponding relation between wet water demand.
S106: sending humidification water demand signal to humidifier, wherein, humidifier is according to humidification water demand signal
Control to the humidification water flow mixing the conveying of wet machine rotating cylinder.
In embodiments of the present invention, the above-mentioned humidification water yield and sand throughput realize Tong Bu the most controlled on the basis of,
When the dry sand throughput that collecting device detects the rotating cylinder by mixing wet machine is bigger, control equipment now produces accordingly
Humidification water demand signal is then the humidification water yield of bigger demand, to ensure the moisture content of finished sand.
The sand material air-humidification method of the embodiment of the present invention, by receiving dry sand throughput signal, wherein, dry sand throughput is believed
Number by collecting device according to obtain through mixing wet machine rotating cylinder dry sand throughput generate, obtain dry sand throughput signal
Corresponding humidification water demand signal, sends humidification water demand signal to humidifier, and wherein, humidifier is according to adding
Wet water demand signal controls, to the humidification water flow mixing the conveying of wet machine rotating cylinder, to solve and mix the aqueous of wet machine output sand material
The technical problem that rate can not be accurately controlled, improves service behaviour and the work efficiency of sand material humidification system, reaches
The technique effect that the sand material humidification water yield is the most controlled.
Alternatively, collecting device may be located at the sand inlet mixing wet machine, or be positioned at and mix inside wet machine, or be positioned at and mix
The sand export of wet machine, wherein, screening machine generates sand material for the coarse sand that transmission comes is carried out screening and is delivered to mix wet machine.
In a kind of alternative that the embodiment of the present invention provides, collecting device may be located at the sand inlet mixing wet machine, i.e.
Collecting device may be located at before mixing at the sand material input port of wet machine or mix wet machine sand material input port, such as, when at machine
In sand production line processed, when having screening machine, sand material mixes wet machine, now, collecting device by sending into after screening machine
May be located at screening machine and mix between wet machine;The most such as, it is not arranged in production line when mixing wet machine, but single
When solely arranging, when mixing wet machine for mixing wet to finished product dry sand, collecting device just can be arranged at mix wet machine enter sand
Mouthful.Now, the throughput of the sand material through mixing wet machine rotating cylinder of collecting device collection, it is to wait to enter and mixes the dry of wet machine
The throughput of sand;Collecting device, according to the throughput of the dry sand gathered, generates dry sand throughput signal.
In the alternative dispensing means that the embodiment of the present invention provides, collecting device can also be installed on to be mixed on wet machine, adopts
Collection mixes the sand material throughput in wet machine, now, the throughput of the sand material through mixing wet machine rotating cylinder of collecting device collection,
It is and is positioned at the throughput adding damp sand material mixed in wet machine rotating cylinder;Collecting device is according to default moisture content, by gather
Add the throughput that the throughput of damp sand material is converted to wait to enter the dry sand mixing wet machine, generate dry sand throughput signal.?
Under another kind of scene, in order to reduce the data processing load of collecting device, collecting device can be mixed wet machine turn according to being positioned at
The throughput adding damp sand material in Tong, directly generates damp sand throughput signal, and wet according to preset by controlling equipment
The moisture content of sand, is converted to dry sand throughput signal by damp sand throughput signal.Wherein, this damp sand preset is aqueous
Rate can be to set based on experience value and be stored in collecting device or control equipment, it is also possible to is to receive to measure device survey
The moisture content of the damp sand measured also is stored in collecting device or control equipment.
In another alternative that the embodiment of the present invention provides, collecting device may be located on mixing the sand export of wet machine,
Gather the dry sand throughput of the damp sand mixing the output of wet machine, now, the sand material through mixing wet machine rotating cylinder of collecting device collection
Throughput, be from the throughput adding damp sand material mixing wet machine rotating cylinder output;Collecting device is aqueous according to presetting
Rate, is converted to the throughput waiting to enter the dry sand mixing wet machine by the throughput adding damp sand material gathered, and generates dry sand and leads to
Excessive signal.Under another kind of scene, in order to reduce the data processing load of collecting device, collecting device can basis
From mixing the throughput adding damp sand material of output wet machine rotating cylinder, directly generate damp sand throughput signal, and set by control
The standby moisture content according to the damp sand preset, is converted to dry sand throughput signal by damp sand throughput signal.Wherein, this is pre-
If the moisture content of damp sand can be to set based on experience value and be stored in collecting device or control equipment, it is also possible to be
Receive and measure the moisture content of the damp sand that device measurement obtains and be stored in collecting device or control equipment.
Alternatively, be positioned at the sand inlet mixing wet machine at collecting device in the case of, in step S106: by humidification water demand
Amount signal sent before humidifier, and sand material air-humidification method also includes:
Step S105: wait preset time period, wherein, after waiting preset time period, perform humidification water demand
Signal sends the step to humidifier.
In embodiments of the present invention, preset time period is that sand material is delivered to mix the time needed for wet machine rotating cylinder from collecting device.
Need exist for explanation, the sand material air-humidification method of the embodiment of the present invention, use signal delay technology, set by collection
Standby collection will be converted into humidification water demand signal through mixing the sand throughput signal of wet machine after control equipment calculates,
And t mails to humidifier time delay, controlling humidification water demand in real time, delay time t is that sand material is defeated from collecting device
Deliver to mix the time needed for region to be humidified in wet machine rotating cylinder, and then regulation humidification water demand can be in real time and in rotating cylinder
Actual sand throughput matches.
In embodiments of the present invention, when humidification system running starts, start to collect dry sand throughput at collecting device
After signal, record collecting device and collect the time of dry sand throughput signal.Meanwhile, go back in mixing wet machine rotating cylinder
It is provided with another detection device, is used for measuring sand material and whether enters and mix wet machine rotating cylinder, detected that sand material enters starting
When mixing wet machine rotating cylinder, record and detect that sand material enters the time mixing wet machine rotating cylinder.Collecting device according to record is adopted
Collection is to time of dry sand throughput signal and detects that sand material enters the time of wet machine rotating cylinder of mixing, and obtains current transportation fast
Under rate, sand material is sent to mix the time needed for wet machine rotating cylinder from collecting device, has i.e. got preset time period.
Alternatively, the humidification water flow that humidifier controls to mixing the conveying of wet machine rotating cylinder according to humidification water demand signal includes:
Step S1092: obtain the pump rotary speed that humidification water demand signal is corresponding;
Step S1094: control water pump and work according to pump rotary speed, be delivered to mix wet machine rotating cylinder by pipeline by humidification water.
In embodiments of the present invention, Frequency Converter Control pump rotary speed, humidification water is delivered to mix wet machine and turns by water pump from water source
In cylinder so that humidification water is sufficiently mixed in mixing wet machine rotating cylinder with sand material, generates high-quality finished sand.At water
In the case of the abundance of source, the discharge that the rotating speed of water pump and water pump export has the corresponding relation of controllable precise, the present invention
Embodiment is by the way of water pump pressurization forms stationary flow, it is to avoid at the discharge caused because of tap water pressure change
In uncontrollable state or the situation of unpredictable state.Water pump is according to pump rotary speed corresponding to humidification water demand signal
Work, is delivered to mix in wet machine rotating cylinder by pipeline by humidification water, it is to avoid cause discharge because tap water pressure changes
The uncontrollable problem of state, improves the performance that sand material humidification system is the most controlled.
Alternatively, in embodiments of the present invention, after being delivered to humidification water by pipeline mix wet machine rotating cylinder, according to adding
Wet water demand signal, controls the humidification water flow to mixing the conveying of wet machine rotating cylinder and also includes:
Step S1096: humidification water is sprayed at the default sprinkling region mixing in wet machine rotating cylinder.
In embodiments of the present invention, in embodiments of the present invention, presetting sprinkling region is to preset in mixing wet machine rotating cylinder
A certain region, this region is arranged along the axially and/or radially direction mixing wet machine rotating cylinder.Such as, in the axial direction, preset
Spray region to be preferably provided near the sand inlet mixing wet machine.The most such as, usually, when sand material enters rotating cylinder, with
The rotation of rotating cylinder, sand material is positioned at the bottom section of rotating cylinder under gravity, therefore on the circumferencial direction of rotating cylinder,
Spraying device to spray towards cylinder bottom region, presetting sprinkling region can be the district that cylinder bottom is relative with spraying device
Territory, the region of the similar sector that this region is.According to the demand of the humidification water yield, can arrange flexibly to preset and spray region,
Avoid humidification water to be sprayed on the barrel of rotating cylinder side, cause buildup.Sprinkling device is arranged to be mixed in wet machine rotating cylinder, right
Mix the sand material in wet machine rotating cylinder to carry out adding wet process.If be not configured sprinkling device, substantial amounts of humidification water may
Can be sprayed directly on the barrel of rotating cylinder, during drum rotation, squirt when the dry sand having just enter into rotating cylinder touches this
Rotating cylinder time, sand material can bond on rotating cylinder, easily causes sand material and mixes the situation of wet uneven or barrel buildup and occur.
On the one hand barrel buildup can make cylinder heavily increase, thus causes energy consumption to increase;On the other hand can be more and more thicker along with buildup layer,
Cause space in rotating cylinder to be reduced, reduce sand material and mix and wet pass through efficiency.Therefore, by only arranging the outlet spraying device
Towards the default sprinkling region mixed in wet machine rotating cylinder, i.e. spray device and water orientation is sprayed on sand material, it is to avoid by water
It is sprayed on barrel, thus avoids the generation of buildup phenomenon..
Alternatively, in embodiments of the present invention, when mixing wet machine and starting, control equipment controls first water spray of humidifier and adds
Wet, systematic survey to be controlled calculating are completely covered after sprinkling adds wet zone to sand material restarts sprinkling device, it is ensured that
Water will not be sprayed on barrel.Need exist for explanation, if the no-delay sprinkling when mixing wet machine and starting, i.e. at sand
Material has just enter into rotating cylinder or time sand material does not enters into rotating cylinder, just has been started up spraying, makes water be sprayed directly on barrel and make
Becoming buildup, the present invention uses when mixing wet machine and starting, and postpones to spray the startup of device, and then avoids barrel buildup
Occur.
Alternatively, water pump is installed on bottom water container, and the capacity of water container shuts down not less than from sand material humidification system
Moment plays the stopping entrance of sand material and only mixes the wet machine rotating cylinder moment, the humidification water yield needed for sand material humidification system.
In embodiments of the present invention, water container can be other containers such as water tank, pond or bucket.Apply in reality
Under scene, it is possible that the situation cut off the water suddenly, even if when cutting off the water suddenly, relevant staff can first time
Between find and immediately close off humidification system, it is also possible to humidification system will not be out of service, and sand production line processed may also can be because of
For continued operation a period of time, until production line stops completely.During this period of time, the most complete when sand production line processed
When quitting work, a large amount of sand material still can be delivered to mix wet machine by screening machine, mixes wet machine and is likely to may proceed to running, will
It is mixed with the sand material output of a large amount of dry sand, seriously compromises the quality of finished sand.Therefore, the humidifier of the present invention also wraps
Including water container, water pump is installed on bottom water container, and water pump draws water from water container and pump is toward spraying device, logical
Crossing converter regulation Real-time Water pump frequency to control discharge, wherein, the capacity of above-mentioned water container is not less than from sand material
The humidification system shutdown moment plays the stopping entrance of sand material and only mixes the wet machine rotating cylinder moment, the humidification water needed for sand material humidification system
Amount, it is ensured that sand production line processed runs into normal operation during accident, and then ensures the quality of finished sand.By storage
Water container caches a part of water yield, under situation of cutting off the water suddenly, it is possible to ensure that enough water is just maintaining sand production line processed
Often shut down, and do not damage finished sand quality.
Alternatively, the water inlet of water container is provided with liquid-level switch, for being maintained by the height of water level in water container
In preset height.
In embodiments of the present invention, if continuing to extract water from water container, it is necessary to constantly note in water container
Water, when dry sand throughput real-time change, the amount of water required also can change always, if according to fixing water filling speed
Rate discharges water in water container, may result in the situation that water container middle water level is unstable, affects normal operation.Cause
This, the humidifier of the embodiment of the present invention also includes liquid-level switch, and tap water controls to inject water container by liquid-level switch,
When water container water shortage, liquid-level switch automatically controls injection tap water, when Water in Water Tanks amount reaches preset height,
Liquid-level switch is automatically switched off tap water.In this case, in water container by the determined water level of liquid-level switch after, storage
After the water yield can stored in water container need to meet and cuts off the water, complete out of service required from the sand production line processed production line that shuts down
The humidification water yield wanted.By arranging liquid-level switch, it is possible to more efficiently ensure when sand production line processed runs into accident
Normal operation.
Alternatively, sand material air-humidification method according to embodiments of the present invention can also include: the water level of detection water container is high
Degree, and when height of water level water container being detected is less than preset water level threshold value, generate alarm signal or sand material humidification
System closedown signal, it is ensured that the normal operation of sand material humidification system and the quality of finished sand.
Alternatively, in embodiments of the present invention, collecting device includes any one equipment following: weighing equipment, volume
Measurement equipment and image capture device.
Alternatively, in the case of collecting device is weighing equipment, weighing equipment weighs the sand material through mixing wet machine rotating cylinder
Weight, and generate dry sand throughput signal.
In embodiments of the present invention, if being simply provided with weighing equipment in sand front end processed, by obtaining Data Control at this
Sand material inlet is stable, and does not consider output sand doses and enter the out-of-proportion relation of sand doses, due to sand material output
Amount is real-time change at random, and when the sand doses of output changes, water-flowing amount is not made accordingly by existing humidification system
Adjust in real time, then cannot ensure the water content of finished sand.And the present invention uses weighing equipment to carry out the throughput of sand material
Measure, weighed the throughput of sand material, the real-time adaptive regulation humidification water yield, it is ensured that humidification water by weighing equipment in real time
Amount and sand amount real-time matching, accurately controlled the moisture content of finished sand.
Alternatively, in the case of collecting device is cubing equipment, collecting device is measured through mixing wet machine rotating cylinder
The volume of sand material, calculates the throughput of sand material and generates dry sand throughput signal.
Alternatively, in the case of collecting device is image capture device, collecting device collection is through mixing wet machine rotating cylinder
The image of sand material, and the throughput of sand material is calculated according to the image collected, generate dry sand throughput signal.
Alternatively, in embodiments of the present invention, it is positioned at collecting device and mixes inside wet machine, or be positioned at and mix going out of wet machine
In the case of sand mouth, collecting device obtain the throughput of the damp sand mixed in the rotating cylinder of wet machine or mix that wet machine transfers out wet
The throughput of sand, and according to the moisture content of the default damp sand mixing wet machine and the throughput of damp sand, calculate and treat that entrance is mixed
The dry sand throughput of wet machine, generates dry sand throughput signal.
In embodiments of the present invention, mix in wet machine rotating cylinder or mix wet machine sand export and can be provided with detecting device for moisture content,
The real-time moisture content in detection sand material.Such as, the moisture content of output sand material, then root are detected at the sand export mixing wet machine
According to the accurate Extrapolation of this moisture content, obtain the throughput waiting to enter the dry sand mixing wet machine, it is achieved that the throughput of dry sand
Accurate acquisition.Alternatively, it is also possible to carry out Extrapolation by the way of setting moisture content.
Alternatively, after getting the throughput waiting to enter the dry sand mixing wet machine, control equipment can also by this treat into
Enter the throughput of the dry sand mixing wet machine with and the max-thresholds of the throughput of dry sand preset compare, when get
When the throughput of dry sand exceedes this max-thresholds, control equipment controls dry sand and enters the speed mixing wet machine.Such as, sand is worked as
When material humidification system also includes screening machine, exceed this max-thresholds when controlling the equipment Inspection throughput to the dry sand obtained
Time, control equipment controls screening machine to the speed mixing wet machine output sand material.
As can be seen from the above description, the present invention solve mix wet machine output sand material moisture content can not be by accurately
The technical problem controlled, improves service behaviour and the work efficiency of sand material humidification system, has reached the sand material humidification water yield
The most controlled technique effect.According to embodiments of the present invention, by spraying the orientation spray application of device, water pump and change
Frequently the water spray voltage stabilizing technique that device coordinates, mixes time delay spray application when wet machine starts, and real-time adaptive regulation humidification water
Amount technology, common guarantee does not has water and is sprayed directly on rotating cylinder barrel, thus avoids that to mix wet barrel wall buildup existing
As.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not has in certain embodiment
The part described in detail, may refer to the associated description of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents, can be passed through other
Mode realize.Wherein, device embodiment described above is only schematically, the division of the most described unit,
Can be that a kind of logic function divides, actual can have other dividing mode, the most multiple unit or assembly when realizing
Can in conjunction with or be desirably integrated into another system, or some features can be ignored, or does not performs.Another point, institute
The coupling each other shown or discuss or direct-coupling or communication connection can be by some interfaces, unit or mould
The INDIRECT COUPLING of block or communication connection, can be being electrical or other form.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to
On multiple unit.Some or all of unit therein can be selected according to the actual needs to realize the present embodiment scheme
Purpose.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a unit.Above-mentioned integrated
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme
Completely or partially can producing with software of the part that the most in other words prior art contributed or this technical scheme
The form of product embodies, and this computer software product is stored in a storage medium, including some instructions in order to make
Obtain a computer equipment (can be personal computer, server or the network equipment etc.) and perform each enforcement of the present invention
All or part of step of method described in example.And aforesaid storage medium includes: USB flash disk, read only memory (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), portable hard drive, magnetic
The various medium that can store program code such as dish or CD.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improve and profit
Decorations also should be regarded as protection scope of the present invention.
Claims (17)
1. a sand material humidification system, it is characterised in that described system includes:
Mix wet machine;
Collecting device, mixes wet machine be connected with described, for obtain through described in mix sand material logical of rotating cylinder of wet machine
Excess, and generate according to the throughput of described sand material wait to enter described in mix the dry sand throughput signal of rotating cylinder of wet machine;
Control equipment, sets up communication with described collecting device, corresponding for obtaining described dry sand throughput signal
Humidification water demand signal, and described humidification water demand signal is sent to humidifier;
Humidifier, sets up communication with described control equipment, for according to described humidification water demand signal, controls
To the described humidification water flow mixing the conveying of wet machine rotating cylinder.
System the most according to claim 1, it is characterised in that described collecting device be positioned at described in mix wet machine enter sand
Mouthful, or mix inside wet machine described in being positioned at, or mix the sand export of wet machine described in being positioned at.
System the most according to claim 2, it is characterised in that mix inside wet machine described in being positioned at described collecting device,
Or in the case of mixing the sand export of wet machine described in being positioned at, mix described in the acquisition of described collecting device in the rotating cylinder of wet machine
Damp sand throughput or described in mix the throughput of the damp sand that wet machine transfers out, and wet according to mixing described in default
The moisture content of the damp sand of machine and the throughput of described damp sand, calculate the passing through of dry sand mixing wet machine described in waiting to enter
Amount, generates described dry sand throughput signal.
System the most according to claim 2, it is characterised in that mix entering of wet machine described in being positioned at described collecting device
In the case of before sand mouth, described control equipment will be sent out after described humidification water demand signal lag preset time period
Deliver to humidifier, wherein, described preset time period be sand material from described collecting device be delivered to described in mix wet machine and turn
Time needed for Tong.
System the most according to claim 1, it is characterised in that described humidifier includes:
Converter, for producing the pump rotary speed that described humidification water demand signal is corresponding;
Water pump, is connected with described converter, according to the described pump rotary speed that described humidification water demand signal is corresponding
Work, is delivered to mix wet machine rotating cylinder by pipeline by humidification water.
System the most according to claim 5, it is characterised in that described humidifier also includes: spray device, arranges
Mix in wet machine rotating cylinder in described, the outlet of described sprinkling device be only oriented towards described in mix the default spray in wet machine rotating cylinder
Spill region to arrange.
System the most according to claim 5, it is characterised in that described humidifier also includes: water container, described
Water pump is installed on bottom described water container, and the capacity of described water container shuts down not less than from sand material humidification system
Moment plays described sand material and stops only mixing the wet machine rotating cylinder moment described in entrance, adding needed for described sand material humidification system
The wet water yield.
8. according to the system described in claim 1 to 7 any one, it is characterised in that described collecting device includes as follows
Any one equipment: weighing equipment, cubing equipment and image capture device.
System the most according to claim 8, it is characterised in that in the feelings that described collecting device is described weighing equipment
Under condition, described weighing equipment weighs the weight of the sand material through mixing wet machine rotating cylinder, and generates described dry sand throughput
Signal.
System the most according to claim 8, it is characterised in that be described cubing equipment at described collecting device
In the case of, the volume of the sand material through mixing wet machine rotating cylinder measured by described collecting device, calculates the throughput of sand material
And generate described dry sand throughput signal.
11. systems according to claim 8, it is characterised in that be described image capture device at described collecting device
In the case of, the image of the sand material mixing wet machine rotating cylinder is passed through in described collecting device collection, and according to the institute collected
State image and calculate the throughput of sand material, generate described dry sand throughput signal.
12. systems according to claim 1, it is characterised in that described system also includes: for mixing wet machine to described
The screening machine of conveying sand material, described screening machine generates described sand material for the coarse sand that transmission comes is carried out screening.
The sand material air-humidification method of 13. 1 kinds of sand material humidification systems, described system includes mixing wet machine, it is characterised in that described method
Including:
Receiving the dry sand throughput signal of the rotating cylinder mixing wet machine described in waiting to enter, wherein, described dry sand throughput is believed
Number by collecting device according to obtain through mixing wet machine rotating cylinder sand material throughput generate;
Obtain the humidification water demand signal that described dry sand throughput signal is corresponding;
Sending described humidification water demand signal to humidifier, wherein, described humidifier is according to described humidification water
Demand signal controls to the described humidification water flow mixing the conveying of wet machine rotating cylinder.
14. methods according to claim 13, it is characterised in that described collecting device be positioned at described in mix wet machine enter sand
Mouthful, or mix inside wet machine described in being positioned at, or mix the sand export of wet machine described in being positioned at.
15. methods according to claim 14, it is characterised in that mix entering of wet machine described in being positioned at described collecting device
In the case of before sand mouth, described humidification water demand signal was being sent before described humidifier, described side
Method also includes:
Wait preset time period, wherein, after described wait preset time period, perform described humidification water demand
Amount signal sends the step to described humidifier, and described preset time period is that described sand material is defeated from described collecting device
The time needed for wet machine rotating cylinder is mixed described in delivering to.
16. methods according to claim 13, it is characterised in that described humidifier is believed according to described humidification water demand
Number control to described mix wet machine rotating cylinder conveying humidification water flow include:
Obtain the pump rotary speed that described humidification water demand signal is corresponding;
Control water pump to work according to described pump rotary speed, be delivered to mix wet machine rotating cylinder by pipeline by humidification water.
17. methods according to claim 13, it is characterised in that mix inside wet machine described in being positioned at described collecting device,
Or in the case of mixing the sand export of wet machine described in being positioned at, mix described in the acquisition of described collecting device in the rotating cylinder of wet machine
Damp sand throughput or described in mix the throughput of the damp sand that wet machine transfers out, and wet according to mixing described in default
The moisture content of the damp sand of machine and the throughput of described damp sand, calculate the passing through of dry sand mixing wet machine described in waiting to enter
Amount, generates described dry sand throughput signal.
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