CN107537706A - A kind of spray valve and spraying system - Google Patents
A kind of spray valve and spraying system Download PDFInfo
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- CN107537706A CN107537706A CN201710739869.1A CN201710739869A CN107537706A CN 107537706 A CN107537706 A CN 107537706A CN 201710739869 A CN201710739869 A CN 201710739869A CN 107537706 A CN107537706 A CN 107537706A
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Abstract
The invention provides a kind of spray valve and spraying system, the spray valve includes：Valve body, flow control rod, liquid cap, air cap；Valve body includes gas flow, flow channel for liquids, driving chamber；Driving chamber is through valve body；Liquid cap includes fluid chamber and through hole；Fluid chamber and each through hole are through liquid cap；Valve body is connected with liquid cap, and the centerline of driving chamber and fluid chamber is on same straight line；Flow control rod is placed in fluid chamber and driving chamber；Gas-liquid mixed room is formed between the outlet of air cap and liquid cap；Gas flow transmits gas medium to gas-liquid mixed room by each through hole；Flow channel for liquids transmits liquid medium to fluid chamber；When flow control rod leaves fluid chamber, liquid medium enters gas-liquid mixed room and produces friction with gas medium, and liquid medium is sprayed with spray pattern from the outlet of gas cap, squirts object to treat and is squirted.Therefore, scheme provided by the invention can improve and squirt quality.
Description
Technical field
The present invention relates to field of mechanical technique, more particularly to a kind of spray valve and spraying system.
Background technology
It is an important processing link in Wood-based Panel Production flow that hair plates base is hot-forming.And spraying humidification is hair plates base
A hot-forming committed step.
At present, the method for hair plates base squirt operation generally use is：Using spraying apparatus provide liquid medium with
And gas medium.Mixed film friction is so as to form spraying in the air outside spraying apparatus with liquid medium for gas medium, then
Hair plates base is carried out using the spraying of formation to squirt operation.Because gas medium and liquid medium are the skies outside spraying apparatus
The atomization that rubs is carried out in gas, therefore, atomization is uneven, so as to cause that hair plates base uniformly can not be squirted, therefore, squirts
It is second-rate.
The content of the invention
The invention provides a kind of spray valve, scheme provided by the invention can improve and squirt quality.
In a first aspect, the invention provides a kind of spray valve, the spray valve includes：
Valve body, flow control rod, liquid cap, air cap；Wherein,
The valve body, including：Gas flow, flow channel for liquids, driving chamber；Wherein, the driving chamber is through the valve body
In relative first end and the second end；
The liquid cap, including：Fluid chamber and at least one through hole；Wherein, the fluid chamber and described at least one
Individual through hole is through first end relative in the liquid cap and the second end；
Second end of the valve body is connected with the first end of the liquid cap, and in the driving chamber and the fluid chamber
Heart line is on same straight line；The gas flow is connected with through hole each described respectively；The flow channel for liquids and the liquid
Body cavity is connected；
The flow control rod, it is placed in the fluid chamber and the driving chamber；
The air cap is connected with the second end of the liquid cap, in the outlet of the air cap and the of the liquid cap
Gas-liquid mixed room is formed between two ends；
The gas flow transmits gas medium into the gas-liquid mixed room by least one through hole；It is described
Flow channel for liquids transmits liquid medium into the fluid chamber；
When the flow control rod under external force, when leaving the fluid chamber, the liquid medium enters the gas
In liquid mixing chamber, and friction is produced with the gas medium in the gas-liquid mixed room, the liquid medium is with spray pattern from institute
The outlet for stating gas cap sprays, and squirts object to treat and is squirted.
Preferably,
The outlet shapes of the air cap are：Any one in circular, ellipse and rectangle；
The outer wall in face is shaped as where the outlet of the air cap：Any one in taper, spherical and cylinder；
The export volume of the air cap is：It is at least one.
Preferably,
The area of the outlet of the air cap, the relation sprayed between pressure and spray amount meet formula (1)；
Wherein, the S characterizes the area of the one outlet of the air cap；The Q is used to characterize the spray amount；It is described
K is used to characterize constant；The P is used to characterize the injection pressure；The N characterizes the export volume of the air cap；The α tables
Levy discharge coefficient.
Preferably,
Further comprise：Actuator；
The actuator is connected with the flow control rod, for receiving the regulating command of outside input, according to the tune
Section instruction applies active force to the fluid regulation bar.
Preferably,
The flow control rod is needle-like flow control rod.
In a first aspect, the invention provides a kind of spraying system, the system includes：
Liquid supplying apparatus, gas supply device and at least one any of the above-described described spray valve；
Fluid passage of the liquid supplying apparatus respectively with spray valve each described is connected, for respectively each
The individual spray valve transmission liquid medium；
Gas passage of the gas supply device respectively with spray valve each described is connected, for respectively each
The individual spray valve transmission gas medium.
Preferably,
The liquid supplying apparatus includes：Liquid supply device and liquid pressure regulator valve；
The liquid supply device is connected with the first end of the liquid pressure regulator valve；The first end of the liquid pressure regulator valve with
The liquid supply device is connected；Second end of the liquid pressure regulator valve and the fluid passage phase of spray valve each described
Even；
The liquid supply device, for transmitting the liquid medium for the liquid pressure regulator valve；
The liquid pressure regulator valve, the first pressure that the liquid medium pressure regulation for liquid supply device to be transmitted extremely is set,
Liquid medium after pressure regulation is transferred to each described spray valve.
Preferably,
The gas supply device includes：Gas pressure regulating valve and gas supply equipment；
The gas supply equipment is connected with the first end of the gas pressure regulating valve；The first end of the gas pressure regulating valve with
The gas supply equipment is connected；Second end of the gas pressure regulating valve and the gas passage phase of spray valve each described
Even；
The gas supply equipment, for transmitting the gas medium for the gas pressure regulating valve；
The gas pressure regulating valve, gas medium pressure regulation to second set for the gas supply equipment to be transmitted are pressed
Power, the gas medium after pressure regulation is transferred to each described spray valve.
Preferably,
The liquid supplying apparatus includes：At least one siphon pipe and liquid storage device, wherein, each described siphon
The corresponding spray valve of pipe；
Each described spray valve is arranged on the top of the liquid storage device, and between the liquid storage device
Vertical height with setting；
The first end of each siphon pipe is connected with the fluid passage of the corresponding spray valve, described in each
Second end of siphon pipe is immersed in the liquid medium in the liquid storage device；
Each described siphon pipe, for the liquid medium in the liquid storage device to be transmitted to corresponding spray valve
Door.
Preferably,
Further comprise：Monitoring module；
The monitoring module, for gathering the spray amount of each spray valve outlet, for spray each described
Mist amount is performed both by, and whether extremely the spray amount is monitored, if it is, alarm.
The invention provides a kind of spray valve and spraying system, the spray valve includes valve body, flow control rod, liquid
Body cap and air cap.Valve body is connected with liquid cap, and makes the driving chamber through valve body and the liquid through liquid cap
The centerline of chamber is on same straight line.Then flow control rod is placed in fluid chamber and driving chamber.By the gas in valve body
Body runner is connected with each through hole in liquid cap respectively, and the flow channel for liquids in valve body is connected with the fluid chamber in liquid cap.
Air cap is connected with liquid cap, to form gas-liquid mixed room between the outlet of air cap and liquid cap.Utilize gas flow
Gas medium is transmitted into gas-liquid mixed room by each through hole, transmitted liquid medium to fluid chamber using flow channel for liquids
In.When flow control rod leaves fluid chamber under external force, the liquid medium in fluid chamber enters in gas-liquid mixed room, and
Friction is produced with the gas medium in gas-liquid mixed room, liquid medium is sprayed with spray pattern from the outlet of gas cap, to treat
Object is squirted to be squirted.By above-mentioned, gas-liquid mixed room is provided with spray valve, gas medium and liquid medium are in gas
Liquid mixing chamber mixes and produces friction.Then liquid medium is sprayed with spray pattern from the outlet of gas cap.Due to liquid medium
Mixed before being sprayed with spray pattern in gas-liquid mixed room with gas medium, thus liquid medium with spray pattern from
When the outlet of gas cap sprays, atomization more uniformly, treat the purpose for squirting object and uniformly being squirted to reach.Therefore originally
The scheme that invention provides, which can improve, squirts quality.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of structural representation for spray valve that one embodiment of the invention provides；
Fig. 2 is a kind of structural representation for spray valve including actuator that one embodiment of the invention provides；
Fig. 3 is a kind of structural representation for spraying system that one embodiment of the invention provides；
Fig. 4 is a kind of structural representation for spraying system including liquid supply device that one embodiment of the invention provides
Figure；
Fig. 5 is a kind of structural representation for spraying system including gas supply equipment that one embodiment of the invention provides
Figure；
Fig. 6 is a kind of knot for spraying system including siphon pipe and liquid storage device that one embodiment of the invention provides
Structure schematic diagram；
Fig. 7 is a kind of structural representation for spraying system including monitoring module that one embodiment of the invention provides；
Fig. 8 is a kind of flow chart for squirting method for spraying system that one embodiment of the invention provides.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments, based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As shown in figure 1, the embodiments of the invention provide a kind of spray valve, the spray valve includes：
Valve body 101, flow control rod 102, liquid cap 103, air cap 104；Wherein,
The valve body 101, including：Gas flow 1011, flow channel for liquids 1012, driving chamber 1013；Wherein, the driving chamber
1013 through first end relative in the valve body 101 and the second end；
The liquid cap 103, including：Fluid chamber 1031 and at least one through hole 1032；Wherein, the fluid chamber 1031
And at least one through hole 1031 is through first end relative in the liquid cap 103 and the second end；
Second end of the valve body 101 is connected with the first end of the liquid cap 103, and the driving chamber 1013 with it is described
The centerline of fluid chamber 1031 is on same straight line；The gas flow 1011 respectively with the phase of through hole each described 1032
Even；The flow channel for liquids 1012 is connected with the fluid chamber 1031；
The flow control rod 102, it is placed in the fluid chamber 1031 and the driving chamber 1013；
The air cap 104 is connected with the second end of the liquid cap 103, the outlet 1041 of the air cap 104 with
Gas-liquid mixed room 1042 is formed between second end of the liquid cap 103；
The gas flow 1011 transmits gas medium to the gas-liquid mixed by least one through hole 1032
In room 1042；The flow channel for liquids 1012 transmits liquid medium into the fluid chamber 1031；
When the flow control rod 102 under external force, when leaving the fluid chamber 1031, the liquid medium enters
In the gas-liquid mixed room 1042, and friction, the liquid medium are produced with the gas medium in the gas-liquid mixed room 1042
Sprayed with spray pattern from the outlet 1041 of the gas cap 104, squirt object to treat and squirted.
According to embodiment illustrated in fig. 1, the spray valve includes valve body, flow control rod, liquid cap and air cap.By valve
Body is connected with liquid cap, and makes the centerline of the driving chamber through valve body and the fluid chamber through liquid cap in always
On line.Then flow control rod is placed in fluid chamber and driving chamber.By the gas flow in valve body respectively with liquid cap
Each through hole be connected, the flow channel for liquids in valve body is connected with the fluid chamber in liquid cap.Air cap is connected with liquid cap,
To form gas-liquid mixed room between the outlet of air cap and liquid cap.Gas medium is passed through into each through hole using gas flow
Transmit into gas-liquid mixed room, transmitted liquid medium into fluid chamber using flow channel for liquids.When flow control rod is in outer masterpiece
When leaving fluid chamber under, the liquid medium in fluid chamber enters in gas-liquid mixed room, and is situated between with the gas in gas-liquid mixed room
Matter produces friction, and liquid medium is sprayed with spray pattern from the outlet of gas cap, squirts object to treat and is squirted.By upper
State and understand, mixed in spray valve there is provided gas-liquid mixed room, gas medium and liquid medium in gas-liquid mixed room and produce friction.
Then liquid medium is sprayed with spray pattern from the outlet of gas cap.In gas-liquid before being sprayed due to liquid medium with spray pattern
Mixed in mixing chamber with gas medium, so when liquid medium is sprayed with spray pattern from the outlet of gas cap, atomization
More uniformly, treat the purpose for squirting object and uniformly being squirted to reach.Therefore embodiment provided by the invention can carry
Height squirts quality.
In an embodiment of the invention, the outlet 1041 of the air cap 104 is shaped as：Circular, ellipse and square
Any one in shape；
The outer wall in the place face of outlet 1041 of the air cap 104 is shaped as：It is any in taper, spherical and cylinder
It is a kind of；
The quantity of outlet 1041 of the air cap 104 is：It is at least one.
In the present embodiment, the outlet shapes of air cap can determine according to business need.Wherein, circular, ellipse with
And rectangle is preferable shape.The outlet shapes of air cap directly affect the spray shapes that outlet sprays.For example work as selection
During round exit, export ejection for circular spray pattern.
In the present embodiment, the outer wall shape in face can determine according to business need where the outlet of air cap.Wherein, bore
Shape, it is spherical, cylindrical be preferable shape.In Fig. 1, the outer wall of selection is shaped as taper.
In the present embodiment, the export volume of air cap can determine according to business need.Such as air cap in Fig. 1
Export volume is 1.
According to above-described embodiment, the outlet place of the shape of air cap outlet, the quantity of air cap outlet and air cap
The outer wall shape in face can determine according to business need.Therefore business is with strong applicability.
In an embodiment of the invention, the area of the outlet 1041 of the air cap 104, injection pressure and spray amount
Between relation meet formula (1)；
Wherein, the S characterizes the area of the one outlet of the air cap；The Q is used to characterize the spray amount；It is described
K is used to characterize constant；The P is used to characterize the injection pressure；The N characterizes the export volume of the air cap；The α tables
Levy discharge coefficient.
In the present embodiment, the relation between the area of the outlet of air cap, injection pressure and spray amount meets formula
(1).As long as known any two of which parameter in the area of the outlet of air cap, injection three parameters of pressure and spray amount,
Can be to determine the concrete numerical value of the 3rd unknown parameter.
In the present embodiment, constant and discharge coefficient can determine according to business need.
According to above-described embodiment, the area of the outlet of air cap, the relation sprayed between pressure and spray amount, which have, to be set
Fixed functional relation, area, injection pressure and the spray amount of the outlet of air cap can be determined according to specific business need.
Therefore the air cap set can meet the requirement of business to greatest extent.
In an embodiment of the invention, as shown in Fig. 2 the spray valve further comprises actuator 201；
The actuator 201 is connected with the flow control rod 102, for receiving the regulating command of outside input, according to
The regulating command applies active force to the fluid regulation bar 102.
In the present embodiment, the regulation scheme of flow control rod can be included in regulating command.For example moved back from fluid chamber
The length gone out.Then actuator is that fluid regulation bar applies active force according to regulating command, so that fluid regulation bar is performed and adjusted
Regulation action corresponding to section instruction.
According to above-described embodiment, actuator is may further include in spray valve.When actuator receives outside input
Regulating command when, actuator according to regulating command to fluid regulation bar apply active force.So that fluid regulation bar is performed and adjusted
Regulation action corresponding to section instruction.Due to without business personnel it is manual apply active force for flow control rod, therefore operate effect
Rate is higher.
In an embodiment of the invention, the flow control rod 102 is needle-like flow control rod.
As shown in figure 3, the embodiments of the invention provide a kind of spraying system, the spraying system includes：
Liquid supplying apparatus 301, gas supply device 302 and at least one any of the above-described described spray valve 303；
Fluid passage of the liquid supplying apparatus 301 respectively with spray valve each described 303 is connected, for respectively
Liquid medium is transmitted for spray valve each described 303；
Gas passage of the gas supply device 302 respectively with spray valve each described 303 is connected, for respectively
Gas medium is transmitted for spray valve each described 303.
According to above-mentioned embodiment illustrated in fig. 3, first by the liquid supplying apparatus fluid passage with each spray valve respectively
It is connected, and gas passage of the gas supply device respectively with each spray valve is connected.Then liquid supplying apparatus is utilized
Liquid medium is transmitted for each spray valve, and gas medium is transmitted for each spray valve using gas supply device.When
Gas medium in each spray valve be in contact with liquid medium generation friction when, spray valve is by liquid medium to be atomized shape
State sprays, and squirts object to treat and is squirted.By above-mentioned, due to being provided with gas-liquid mixed room in each spray valve,
Gas medium and liquid medium mix in gas-liquid mixed room and produce friction.Then liquid medium with spray pattern from gas cap
Outlet sprays.Mixed before being sprayed due to liquid medium with spray pattern in gas-liquid mixed room with gas medium, institute
When being sprayed with liquid medium with spray pattern from the outlet of gas cap, atomization more uniformly, squirt object to reach to treat and enter
The purpose that row uniformly squirts.Therefore scheme provided by the invention, which can improve, squirts quality.
In an embodiment of the invention, the species and gas supply device for the liquid makings that liquid supplying apparatus provides
The species of the gas medium of offer can determine according to business need.For example the liquid medium that liquid supplying apparatus provides is
Water, the gas medium that gas supply device provides is air.
In an embodiment of the invention, as shown in figure 4, the liquid supplying apparatus 301 includes：Liquid supply device
401 and liquid pressure regulator valve 402；
The liquid supply device 401 is connected with the first end of the liquid pressure regulator valve 401；The liquid pressure regulator valve 402
First end be connected with the liquid supply device 401；Second end of the liquid pressure regulator valve 402 and each described spray valve
The fluid passage of door 303 is connected；
The liquid supply device 401, for transmitting the liquid medium for the liquid pressure regulator valve 402；
The liquid pressure regulator valve 402, what the liquid medium pressure regulation for the liquid supply device 401 to be transmitted extremely was set
First pressure, the liquid medium after pressure regulation is transferred to each described spray valve 303.
In the present embodiment, when the pressure that liquid supply device provides liquid medium can not meet to require, it is necessary to liquid
Body medium carries out pressure regulation, and disclosure satisfy that with the pressure for the liquid medium for ensureing to enter in spray valve makes liquid medium enter atomization
The pressure requirements of state.
In the present embodiment, such as, liquid supply device is the water that liquid pressure regulator valve transmission pressure is A.Because pressure is A
Water can not meet atomization require, therefore pressure be A water pass through liquid pressure regulator valve when, liquid pressure regulator valve by the pressure of water by
The pressure B that A pressure regulation is extremely set.Then the water that pressure is B is transferred to each connected spray valve.So that each spray valve
Sprayed using the water that pressure is B.
In the present embodiment, the pattern of liquid supply device can determine according to business need.For example can be that liquid is situated between
Liquid supply system in matter memory or factory.The pattern of liquid pressure regulator valve can also determine according to business need.For example select
With the liquid pressure regulator valve with pressure gauge, so that business personnel can understand the pressure regulation feelings of liquid pressure regulator valve in time by pressure gauge
Condition.
According to above-described embodiment, liquid supplying apparatus includes liquid supply device and liquid pressure regulator valve.Supplied using liquid
Equipment is answered to transmit liquid medium, the liquid medium for then transmitting liquid supply device using liquid pressure regulator valve for liquid pressure regulator valve
Liquid medium after pressure regulation is transferred to each spray valve by pressure regulation to the pressure set.Due to being transferred to respectively by liquid
Pressure regulation operation has been carried out to liquid medium before individual spray valve, ensure that the pressure to liquid medium into each spray valve
It is required that so as to improve atomization quality.
In an embodiment of the invention, as shown in figure 4, can further include the first valve in liquid supplying apparatus
403 and liquid filter 404.
The first end of first valve 403 is connected with the liquid supply device 401；The of first valve 403
Two ends are connected with the first end of the liquid filter 404；
The first end of the liquid filter 404 is connected with the second end of first valve 403；The liquid filter
404 the second end is connected with the first end of the liquid pressure regulator valve 402；
First valve 403, for being closed under the active force of outside application, to block the liquid supply device
The liquid medium of 401 transmission is transmitted to the liquid pressure regulator valve 402；
The liquid filter 404, the impurity in liquid medium for filtering the transmission of liquid supply device 401.
In the present embodiment, the first valve can be closed when needing and overhauling and change spray valve or liquid pressure regulator valve, with
The liquid medium of liquid supply device transmission is blocked to be transferred in liquid pressure regulator valve and each spray valve.
In the present embodiment, the impurity such as incrustation scale are there may be in the liquid medium provided due to liquid supply device, once
The impurity such as incrustation scale are entered in liquid pressure regulator valve or each spray valve, and liquid pressure regulator valve or each spray valve can be caused to damage
Wound, and spray effect is had an impact.Therefore need before liquid medium enters liquid pressure regulator valve or each spray valve, profit
Liquid medium is crossed with liquid filter to be filtered.
In the present embodiment, the pattern of the first valve and liquid filter can determine according to business need.Such as
First valve selects basket filter from stop valve, liquid filter.
According to above-described embodiment, the first valve and liquid filter are can further include in liquid supplying apparatus.
When needing to overhaul or changing element, the liquid medium of the first valve blocks liquid supply device transmission can be utilized, so as to improve
The convenience of maintenance.Using the material in liquid filter filtering liquid media, with improve the service life of each element and
Improve spray effect.
In an embodiment of the invention, as shown in figure 5, the gas supply device 302 includes：Gas pressure regulating valve 502
With gas supply equipment 501；
The gas supply equipment 501 is connected with the first end of the gas pressure regulating valve 502；The gas pressure regulating valve 502
First end be connected with the gas supply equipment 501；Second end of the gas pressure regulating valve 502 and each described spray valve
The gas passage of door 303 is connected；
The gas supply equipment 501, for transmitting the gas medium for the gas pressure regulating valve 502；
The gas pressure regulating valve 502, what the gas medium pressure regulation for the gas supply equipment 501 to be transmitted extremely was set
Second pressure, the gas medium after pressure regulation is transferred to each described spray valve 303.
In the present embodiment, when the pressure that gas supply equipment provides gas medium can not meet to require, it is necessary to gas
Body medium carries out pressure regulation, and disclosure satisfy that with the pressure for the gas medium for ensureing to enter in spray valve makes liquid enter spray pattern
Pressure requirements.
In the present embodiment, such as, gas supply equipment is the air that gas pressure regulating valve transmission pressure is C.Due to pressure
It can not meet that atomization requires for C air, therefore when the air that pressure is C passes through gas pressure regulating valve, gas pressure regulating valve is by sky
Then the pressure of gas is produced the air that pressure is D to each connected spray valve by C pressure regulation to the pressure D set.So that
Each spray valve is sprayed using the air that pressure is D.
In the present embodiment, the pattern of gas supply equipment can determine according to business need.For example can be that gas is situated between
Gas supply system in matter memory or factory.The pattern of gas pressure regulating valve can also determine according to business need.For example select
With the gas pressure regulating valve with pressure gauge, so that business personnel can understand the pressure regulation feelings of gas pressure regulating valve in time by pressure gauge
Condition.
According to above-described embodiment, gas supply device includes gas supply equipment and gas pressure regulating valve.Supplied using gas
Equipment is answered to transmit gas medium, the gas medium for then transmitting gas supply equipment using gas pressure regulating valve for gas pressure regulating valve
Gas medium after pressure regulation is transferred to each spray valve by pressure regulation to the pressure set.Due to by gas transport to each
The pressure regulation that gas medium is carried out is operated before spray valve, ensure that will to the pressure of gas medium into each spray valve
Ask, so as to improve atomization quality.
In an embodiment of the invention, as shown in figure 5, can further include the second valve in gas supply device
503 and pneumatic filter 504.
The first end of second valve 503 is connected with the gas supply equipment 501；The of second valve 503
Two ends are connected with the first end of the pneumatic filter 504；
The first end of the pneumatic filter 504 is connected with the second end of second valve 503；The pneumatic filter
504 the second end is connected with the first end of the gas pressure regulating valve 502；
Second valve 503, for being closed under the active force of outside application, to block the gas supply equipment
The gas medium of 501 transmission is transmitted to the gas pressure regulating valve 502；
The pneumatic filter 504, the impurity in gas medium for filtering the transmission of gas supply equipment 501.
In the present embodiment, the second valve can be closed when needing to overhaul or changing spray valve or gas pressure regulating valve,
It is transferred to the gas medium for blocking gas supply equipment to transmit in gas pressure regulating valve and each spray valve.
In the present embodiment, the impurity such as iron filings are there may be in the gas medium provided due to gas supply equipment, once
The impurity such as iron filings are entered in gas pressure regulating valve or each spray valve, and gas pressure regulating valve or each spray valve can be caused to damage
Wound, and spray effect is had an impact.Therefore need before gas medium enters gas pressure regulating valve or each spray valve, profit
Gas medium is crossed with pneumatic filter to be filtered.
In the present embodiment, the pattern of the second valve and pneumatic filter can determine according to business need.Such as
Second valve selects T formula filters from stop valve, pneumatic filter.
According to above-described embodiment, the second valve and pneumatic filter are can further include in gas supply device.
When needing to overhaul or changing element, the gas medium of the second valve blocks gas supply equipment transmission can be utilized, so as to improve
The convenience of maintenance.Using pneumatic filter filter gas medium in material, with improve the service life of each element and
Improve spray effect.
In an embodiment of the invention, as shown in fig. 6, the liquid supplying apparatus 301 includes：At least one siphon pipe
601 and liquid storage device 602, wherein, the corresponding spray valve 303 of each described siphon pipe 601；
Each described spray valve 303 is arranged on the top of the liquid storage device 602, and is stored with the liquid
There is the vertical height of setting between equipment 602；
The first end of each siphon pipe 601 is connected with the fluid passage of the corresponding spray valve 303, each
Second end of the individual siphon pipe 601 is immersed in the liquid medium in the liquid storage device 602；
Each described siphon pipe 601, for the liquid medium in the liquid storage device 602 to be transmitted to corresponding
Spray valve 303.
In the present embodiment, when in the absence of system or specialty liquid supply device for each spray valve provide liquid Jie
During matter, it can use and provide liquid medium to each spray valve using the method for siphon.
In the present embodiment, the vertical height between each spray valve and liquid storage device can be true according to business need
It is fixed.For example it can be determined according to the pressure of the liquid medium of spray valve requirement.
In the present embodiment, the immersion length that the second end of each siphon pipe is immersed in liquid medium can also be according to industry
Business requires to determine.
According to above-described embodiment, liquid supplying apparatus includes at least one siphon pipe and liquid storage device, each rainbow
The corresponding spray valve of suction pipe.Then the liquid medium in liquid storage device is transmitted to corresponding using each siphon pipe
In spray valve.During due to being that each spray valve transmits liquid medium using siphon pipe and liquid storage device, it not set
The elements such as pressure regulator valve, therefore operate relatively simple.
In an embodiment of the invention, as shown in fig. 7, shown spraying system further comprises：Monitoring module 701；
The monitoring module 701, the spray amount exported for gathering each described spray valve 303, for each
The spray amount is performed both by, and whether extremely the spray amount is monitored, if it is, alarm.
In the present embodiment, each spray valve there may be damage or situation about blocking in use, and one when hair
Raw damage or situation about blocking, spray valve will can not reach predetermined and squirt requirement.Therefore used in each spray valve
, it is necessary to be monitored to its spray amount in journey, so that abnormal spraying situation to occur in time, and located in time according to abnormal conditions
Reason.
In the present embodiment, monitoring spray amount, whether abnormal method can be：A numerical intervals are preset, then
Judge whether spray amount is located in numerical intervals, if it is, judging that spray amount is normal, illustrate that spray valve is normal；Otherwise,
Then judge spray amount exception, illustrate situations such as spray valve there may be damage or block.When it is determined that spray amount exception Times
It is alert.Wherein, the pattern of alarm can determine according to business need.For example alarmed by the way of alarm bell is triggered.
According to above-described embodiment, monitoring module is may further include in spraying system.Gathered using monitoring module each
The spray amount of spray valve outlet, the abnormal alarm when detecting spray amount.So that business personnel does in time according to alarm condition
Go out processing.
Below so that spraying system to be applied in industry of artificial boards, the hair plates base of wood shavings version is sprayed using spraying system
Exemplified by wet, a kind of spraying system of expansion explanation squirts method.Wherein, the spraying system includes：Liquid supply device, gas
Body supply equipment, two spray valves and monitoring module.Liquid supply device includes：Liquid supply device and liquid pressure regulation
Valve；Gas supply equipment includes：Gas pressure regulating valve and gas supply equipment are as shown in figure 8, this method may include steps of：
Step 801：It is that liquid pressure regulator valve transmits liquid medium using liquid supply device.
Step 802：Utilize the liquid medium pressure regulation that liquid pressure regulator valve transmits liquid supply device to the first pressure set
Power, the liquid medium after pressure regulation is transferred to each spray valve.
Step 803：It is that gas pressure regulating valve transmits gas medium using gas supply equipment.
Step 804：Utilize the gas medium pressure regulation that gas pressure regulating valve transmits liquid supply device to the second pressure set
Power, the gas medium after pressure regulation is transferred to each spray valve.
Step 805：Apply external force for the flow control rod of each spray valve, each flow control rod is used in outer masterpiece
Under, when leaving the fluid chamber in spray valve, liquid medium enters in gas-liquid mixed room, and is situated between with the gas in gas-liquid mixed room
Matter produces friction, liquid medium is sprayed with spray pattern from the outlet of gas cap, to be squirted to hair plates base.
Step 806：The spray amount of each spray valve outlet is gathered using monitoring module, whether monitors each spray amount
It is abnormal, if it is, alarm, otherwise, continues executing with this step.
In summary, each embodiment of the present invention can at least realize following beneficial effect：
1st, in embodiments of the present invention, the spray valve includes valve body, flow control rod, liquid cap and air cap.Will
Valve body is connected with liquid cap, and makes through the driving chamber of valve body and the centerline of the fluid chamber through liquid cap in same
On straight line.Then flow control rod is placed in fluid chamber and driving chamber.By the gas flow in valve body respectively with liquid cap
In each through hole be connected, the flow channel for liquids in valve body is connected with the fluid chamber in liquid cap.By air cap and liquid cap phase
Even, with the formation gas-liquid mixed room between the outlet of air cap and liquid cap.Gas medium passed through using gas flow each
Through hole is transmitted into gas-liquid mixed room, is transmitted liquid medium into fluid chamber using flow channel for liquids.When flow control rod outside
Under power effect when leaving fluid chamber, the liquid medium in fluid chamber enters in gas-liquid mixed room, and with the gas in gas-liquid mixed room
Body medium produces friction, and liquid medium is sprayed with spray pattern from the outlet of gas cap, squirts object to treat and is squirted.It is logical
Cross it is above-mentioned understand, there is provided gas-liquid mixed room, gas medium and liquid medium in spray valve to mix and produce in gas-liquid mixed room
Friction.Then liquid medium is sprayed with spray pattern from the outlet of gas cap.Before being sprayed due to liquid medium with spray pattern
Mixed in gas-liquid mixed room with gas medium, so liquid medium is sprayed with spray pattern from the outlet of gas cap
When, atomization more uniformly, treat the purpose for squirting object and uniformly being squirted to reach.Therefore embodiment provided by the invention
It can improve and squirt quality.
2nd, in embodiments of the present invention, the outlet of the shape of air cap outlet, the quantity of air cap outlet and air cap
The outer wall shape in place face can determine according to business need.Therefore business is with strong applicability.
3rd, in embodiments of the present invention, the relation tool between the area of the outlet of air cap, injection pressure and spray amount
There is the functional relation of setting, area, injection pressure and the spray of the outlet of air cap can be determined according to specific business need
Mist amount.Therefore the air cap set can meet the requirement of business to greatest extent.
4th, in embodiments of the present invention, it may further include actuator in spray valve.When actuator receives outside
During the regulating command of input, actuator applies active force according to regulating command to fluid regulation bar.So that fluid regulation bar performs
Regulation action corresponding with regulating command.Due to without business personnel it is manual apply active force for flow control rod, therefore grasp
It is higher to make efficiency.
5th, in embodiments of the present invention, first by the liquid supplying apparatus fluid passage phase with each spray valve respectively
Even, and gas passage of the gas supply device respectively with each spray valve is connected.Then it is using liquid supplying apparatus
Each spray valve transmits liquid medium, and transmits gas medium using gas supply device for each spray valve.When each
Gas medium in individual spray valve be in contact with liquid medium generation friction when, spray valve is by liquid medium with spray pattern
Spray, squirt object to treat and squirted.By above-mentioned, due to being provided with gas-liquid mixed room, gas in each spray valve
Body medium and liquid medium mix in gas-liquid mixed room and produce friction.Then liquid medium with spray pattern going out from gas cap
Mouth sprays.Mixed before being sprayed due to liquid medium with spray pattern in gas-liquid mixed room with gas medium, so
When liquid medium is sprayed with spray pattern from the outlet of gas cap, atomization more uniformly, squirt object to reach to treat and carry out
The purpose uniformly squirted.Therefore scheme provided by the invention, which can improve, squirts quality.
6th, in embodiments of the present invention, liquid supplying apparatus includes liquid supply device and liquid pressure regulator valve.Utilize liquid
Body supply equipment is that liquid pressure regulator valve transmits liquid medium, the liquid for then transmitting liquid supply device using liquid pressure regulator valve
Liquid medium after pressure regulation is transferred to each spray valve by medium pressure regulation to the pressure set.Due to being transmitted by liquid
To pressure regulation operation has been carried out to liquid medium before each spray valve, ensure that into each spray valve to liquid medium
Pressure requirements, so as to improve atomization quality.
7th, in embodiments of the present invention, the first valve and liquid filtering are can further include in liquid supplying apparatus
Device.When needing to overhaul or changing element, the liquid medium of the first valve blocks liquid supply device transmission can be utilized, so as to
Improve the convenience of maintenance.Using the material in liquid filter filtering liquid media, to improve the service life of each element
And improve spray effect.
8th, in embodiments of the present invention, gas supply device includes gas supply equipment and gas pressure regulating valve.Utilize gas
Body supply equipment is that gas pressure regulating valve transmits gas medium, the gas for then transmitting gas supply equipment using gas pressure regulating valve
Gas medium after pressure regulation is transferred to each spray valve by medium pressure regulation to the pressure set.Due to being given by gas transport
The pressure regulation that gas medium is carried out is operated before each spray valve, ensure that the pressure to gas medium into each spray valve
Power requirement, so as to improve atomization quality.
9th, in embodiments of the present invention, the second valve and gas filtration are can further include in gas supply device
Device.When needing to overhaul or changing element, the gas medium of the second valve blocks gas supply equipment transmission can be utilized, so as to
Improve the convenience of maintenance.The material in gas medium is filtered using pneumatic filter, to improve the service life of each element
And improve spray effect.
10th, in embodiments of the present invention, liquid supplying apparatus includes at least one siphon pipe and liquid storage device, each
The corresponding spray valve of individual siphon pipe.Then the liquid medium in liquid storage device is transmitted to right using each siphon pipe
In the spray valve answered., should not during due to being that each spray valve transmits liquid medium using siphon pipe and liquid storage device
The elements such as pressure regulator valve are set, therefore operated relatively simple.
11st, in embodiments of the present invention, it may further include monitoring module in spraying system.Gathered using monitoring module
The spray amount of each spray valve outlet, the abnormal alarm when detecting spray amount.So that business personnel according to alarm condition and
When handle it.
It should be noted that herein, such as first and second etc relational terms are used merely to an entity
Or operation makes a distinction with another entity or operation, and not necessarily require or imply and exist between these entities or operation
Any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant be intended to it is non-
It is exclusive to include, so that process, method, article or equipment including a series of elements not only include those key elements,
But also the other element including being not expressly set out, or also include solid by this process, method, article or equipment
Some key elements.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including
Other identical factor in the process of the key element, method, article or equipment also be present.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above method embodiment can pass through
Programmed instruction related hardware is completed, and foregoing program can be stored in computer-readable storage medium, the program
Upon execution, the step of execution includes above method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or light
Disk etc. is various can be with the medium of store program codes.
It is last it should be noted that：Presently preferred embodiments of the present invention is the foregoing is only, is merely to illustrate the skill of the present invention
Art scheme, is not intended to limit the scope of the present invention.Any modification for being made within the spirit and principles of the invention,
Equivalent substitution, improvement etc., are all contained in protection scope of the present invention.
Claims (10)
- A kind of 1. spray valve, it is characterised in that including：Valve body, flow control rod, liquid cap, air cap；Wherein,The valve body, including：Gas flow, flow channel for liquids, driving chamber；Wherein, the driving chamber is through phase in the valve body To first end and the second end；The liquid cap, including：Fluid chamber and at least one through hole；Wherein, the fluid chamber and described at least one logical Kong Jun is through first end relative in the liquid cap and the second end；Second end of the valve body is connected with the first end of the liquid cap, and the center line of the driving chamber and the fluid chamber On same straight line；The gas flow is connected with through hole each described respectively；The flow channel for liquids and the fluid chamber It is connected；The flow control rod, it is placed in the fluid chamber and the driving chamber；The air cap is connected with the second end of the liquid cap, at the outlet of the air cap and the second end of the liquid cap Between form gas-liquid mixed room；The gas flow transmits gas medium into the gas-liquid mixed room by least one through hole；The liquid Runner transmits liquid medium into the fluid chamber；When the flow control rod under external force, when leaving the fluid chamber, the liquid medium mixes into the gas-liquid Close in room, and friction is produced with the gas medium in the gas-liquid mixed room, the liquid medium is with spray pattern from the gas The outlet of body cap sprays, and squirts object to treat and is squirted.
- 2. spray valve according to claim 1, it is characterised in thatThe outlet shapes of the air cap are：Any one in circular, ellipse and rectangle；The outer wall in face is shaped as where the outlet of the air cap：Any one in taper, spherical and cylinder；The export volume of the air cap is：It is at least one.
- 3. spray valve according to claim 2, it is characterised in thatThe area of the outlet of the air cap, the relation sprayed between pressure and spray amount meet the first formula；<mrow> <mi>S</mi> <mo>=</mo> <mi>&alpha;</mi> <mo>&times;</mo> <msqrt> <mfrac> <mi>Q</mi> <mrow> <mi>K</mi> <mo>&times;</mo> <mi>N</mi> <mo>&times;</mo> <msqrt> <mi>P</mi> </msqrt> </mrow> </mfrac> </msqrt> </mrow>Wherein, the S characterizes the area of the one outlet of the air cap；The Q is used to characterize the spray amount；The K is used In sign constant；The P is used to characterize the injection pressure；The N characterizes the export volume of the air cap；The α is characterized Discharge coefficient.
- 4. spray valve according to claim 1, it is characterised in thatFurther comprise：Actuator；The actuator is connected with the flow control rod, for receiving the regulating command of outside input, is referred to according to the regulation Make to the fluid regulation bar and apply active force.
- 5. spray valve according to any one of claims 1 to 4, it is characterised in thatThe flow control rod is needle-like flow control rod.
- A kind of 6. spraying system, it is characterised in that including：Liquid supplying apparatus, gas supply device and any described spray valve of at least one claim 1 to 5；Fluid passage of the liquid supplying apparatus respectively with spray valve each described is connected, for being respectively each institute State spray valve transmission liquid medium；Gas passage of the gas supply device respectively with spray valve each described is connected, for being respectively each institute State spray valve transmission gas medium.
- 7. system according to claim 6, it is characterised in thatThe liquid supplying apparatus includes：Liquid supply device and liquid pressure regulator valve；The liquid supply device is connected with the first end of the liquid pressure regulator valve；The first end of the liquid pressure regulator valve with it is described Liquid supply device is connected；Second end of the liquid pressure regulator valve is connected with the fluid passage of spray valve each described；The liquid supply device, for transmitting the liquid medium for the liquid pressure regulator valve；The liquid pressure regulator valve, the first pressure that the liquid medium pressure regulation for the liquid supply device to be transmitted extremely is set, Liquid medium after pressure regulation is transferred to each described spray valve.
- 8. system according to claim 6, it is characterised in thatThe gas supply device includes：Gas pressure regulating valve and gas supply equipment；The gas supply equipment is connected with the first end of the gas pressure regulating valve；The first end of the gas pressure regulating valve with it is described Gas supply equipment is connected；Second end of the gas pressure regulating valve is connected with the gas passage of spray valve each described；The gas supply equipment, for transmitting the gas medium for the gas pressure regulating valve；The gas pressure regulating valve, the second pressure that the gas medium pressure regulation for the gas supply equipment to be transmitted extremely is set, Gas medium after pressure regulation is transferred to each described spray valve.
- 9. system according to claim 6, it is characterised in thatThe liquid supplying apparatus includes：At least one siphon pipe and liquid storage device, wherein, each described siphon pipe pair Answer a spray valve；Each described spray valve is arranged on the top of the liquid storage device, and has between the liquid storage device The vertical height of setting；The first end of each siphon pipe is connected with the fluid passage of the corresponding spray valve, each described siphon Second end of pipe is immersed in the liquid medium in the liquid storage device；Each described siphon pipe, for the liquid medium in the liquid storage device to be transmitted to corresponding spray valve.
- 10. according to any described system of claim 6 to 9, it is characterised in thatFurther comprise：Monitoring module；The monitoring module, for gathering the spray amount of each spray valve outlet, for spray amount each described It is performed both by, whether extremely the spray amount is monitored, if it is, alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710739869.1A CN107537706A (en) | 2017-08-25 | 2017-08-25 | A kind of spray valve and spraying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710739869.1A CN107537706A (en) | 2017-08-25 | 2017-08-25 | A kind of spray valve and spraying system |
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Family
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| CN201710739869.1A Pending CN107537706A (en) | 2017-08-25 | 2017-08-25 | A kind of spray valve and spraying system |
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Cited By (4)
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| CN111936239A (en) * | 2018-03-20 | 2020-11-13 | 武藏工业株式会社 | Liquid material discharge device |
| CN113457866A (en) * | 2021-07-27 | 2021-10-01 | 辽宁分子流科技有限公司 | Atomization control method of atomizing nozzle |
| CN113457867A (en) * | 2021-07-27 | 2021-10-01 | 辽宁分子流科技有限公司 | Atomizing nozzle capable of automatically adjusting flow of working medium |
| CN114082548A (en) * | 2020-12-10 | 2022-02-25 | 东莞市长原喷雾技术有限公司 | Hand-held type atomizer |
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| CN111936239A (en) * | 2018-03-20 | 2020-11-13 | 武藏工业株式会社 | Liquid material discharge device |
| CN114082548A (en) * | 2020-12-10 | 2022-02-25 | 东莞市长原喷雾技术有限公司 | Hand-held type atomizer |
| CN113457866A (en) * | 2021-07-27 | 2021-10-01 | 辽宁分子流科技有限公司 | Atomization control method of atomizing nozzle |
| CN113457867A (en) * | 2021-07-27 | 2021-10-01 | 辽宁分子流科技有限公司 | Atomizing nozzle capable of automatically adjusting flow of working medium |
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Application publication date: 20180105 |