CN111299006A - Atomization method of atomization system and atomization system - Google Patents
Atomization method of atomization system and atomization system Download PDFInfo
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- CN111299006A CN111299006A CN202010179543.XA CN202010179543A CN111299006A CN 111299006 A CN111299006 A CN 111299006A CN 202010179543 A CN202010179543 A CN 202010179543A CN 111299006 A CN111299006 A CN 111299006A
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- liquid
- sleeve
- atomization
- atomized
- ultrasonic atomization
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
- B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
- B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/03—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
- B05B9/04—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
- B05B9/0403—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material
- B05B9/0413—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump with pumps for liquids or other fluent material with reciprocating pumps, e.g. membrane pump, piston pump, bellow pump
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Abstract
The invention discloses an atomization method and an atomization system of an atomization system, which adopt a plunger metering pump to realize the quantitative and accurate delivery of liquid, utilize an ultrasonic atomization device to break up the structure of the liquid to be atomized into liquid drops with uniform structure, and because the ultrasonic atomization device is started to work first, then the liquid to be atomized is quantitatively conveyed to the ultrasonic atomization device by a plunger metering pump of the liquid supply device, the ultrasonic atomization device is used for scattering the structure of the liquid to be atomized to form liquid drops with uniform structure and spraying the liquid drops, when the atomization is finished, the plunger metering pump is closed to stop conveying the liquid to be atomized to the ultrasonic atomization device, the liquid to be atomized conveyed by the plunger metering pump is completely atomized by the ultrasonic atomization device, and finally the ultrasonic atomization device is closed, thereby avoiding the liquid to be atomized from remaining or generating dropping liquid and improving the atomization effect of the atomization system.
Description
Technical Field
The invention relates to the technical field of medical instruments (including a blood sample collector, a blue hollow needle and the like), in particular to an atomization method and an atomization system of an atomization system.
Background
Traditional atomizing mode includes that spray type atomizes, and this kind of atomizing mode leads to the atomizing particle size that the atomizing produced inhomogeneous, has extravagant and dropping liquid scheduling problem, and supplies liquid to atomizing device's traditional mode for plunger pump, peristaltic pump etc. but plunger pump and peristaltic pump supply liquid to atomizing device for intermittent type supplies, can't realize continuously, ration, accurate control to seriously influence atomizing device's atomization effect.
Disclosure of Invention
The invention mainly aims to provide an atomization method and an atomization system of an atomization system, and aims to improve atomization effect.
In order to achieve the above object, the present invention provides an atomization method of an atomization system, where the atomization system includes a liquid supply device and an ultrasonic atomization device, the liquid supply device includes a plunger metering pump, and the atomization method of the atomization system includes the following steps:
when an atomization instruction is received, the ultrasonic atomization device is controlled to start to work;
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work so as to convey liquid to be atomized to the ultrasonic atomization device;
when the liquid to be atomized is conveyed to the ultrasonic atomization device to reach a set amount, controlling a plunger metering pump of the liquid supply device to stop working;
and after the plunger metering pump of the liquid supply device stops working, controlling the ultrasonic atomization device to stop working.
Optionally, the plunger metering pump includes a sleeve and a pump core installed in the sleeve, an opening is formed at one end of the sleeve, a liquid inlet and a liquid outlet are formed in a side wall of the sleeve, the pump core has a driving end extending into the sleeve from the opening, a bottom cavity is formed between the driving end and a bottom wall surface of the sleeve, the pump core is movably installed in the sleeve, and has a sliding stroke along a length direction of the sleeve and a rotating stroke along a circumferential direction of the sleeve, a liquid passing channel is formed at a side portion of the driving end of the pump core, and the liquid passing channel extends along the length direction of the pump core and is communicated with the bottom cavity;
the step of controlling the operation of the plunger metering pump of the liquid supply device to deliver the liquid to be atomized to the ultrasonic atomization device comprises the following steps:
controlling the pump core to rotate along the circumferential direction of the sleeve and move away from the sleeve along the axial direction of the sleeve so as to enable the liquid passing channel to be communicated with the liquid inlet and suck the liquid to be atomized into the liquid passing channel from the liquid inlet;
and controlling the pump core to rotate circumferentially along the sleeve and move axially close to the sleeve so as to enable the liquid passing channel to be communicated with the liquid outlet, and discharging the liquid to be atomized in the liquid passing channel from the liquid outlet.
Optionally, the atomization system further comprises a lifting device, the lifting device comprises a mounting seat and a lifting platform, the mounting seat is used for mounting the ultrasonic atomization device, the mounting seat is mounted on the lifting platform and has a moving stroke of ascending and descending, and when an atomization instruction is received, the step of controlling the ultrasonic atomization device to start to work comprises;
when an atomization instruction is received, controlling the mounting seat to descend so as to enable the ultrasonic atomization device to descend to an initial working position and control the ultrasonic atomization device to start to work;
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work, so that liquid to be atomized is conveyed to the ultrasonic atomization device, and the method comprises the following steps:
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work so as to convey liquid to be atomized to the ultrasonic atomization device, and meanwhile, the mounting seat is controlled to ascend so that the ultrasonic atomization device ascends from the initial working position to spray atomized liquid drops in a set height range.
The invention also proposes an atomization system comprising:
the liquid supply device comprises a plunger metering pump, the plunger metering pump is provided with a liquid inlet and a liquid outlet, and the liquid inlet is used for allowing liquid to be atomized to enter; and the number of the first and second groups,
the ultrasonic atomization device is provided with an access port and a discharge port, the access port is communicated with the liquid outlet, and the discharge port is used for discharging atomized liquid drops.
Optionally, the plunger metering pump comprises:
an opening is formed at one end of the sleeve, and the side wall of the sleeve is provided with the liquid inlet and the liquid outlet; and the number of the first and second groups,
the pump core is provided with a driving end extending into the sleeve from the opening, a bottom cavity is formed between the driving end and the bottom wall surface of the sleeve, the pump core is movably arranged in the sleeve and is provided with a sliding stroke along the length direction of the sleeve and a rotating stroke along the circumferential direction of the sleeve, a liquid passing channel is arranged on the side part of the driving end of the pump core, and the liquid passing channel extends along the length direction of the pump core and is communicated with the bottom cavity;
wherein, the pump core has feed liquor position and goes out the liquid position during the feed liquor position, the pump core removes to keeping away from sleeve bottom sets up and rotates and makes cross the liquid passageway with the inlet intercommunication during play liquid position, the pump core removes to being close to sleeve bottom sets up and rotates and makes cross the liquid passageway with the liquid outlet intercommunication.
Optionally, the liquid supply device further comprises a servo motor, an output end of the servo motor is in drive connection with the pump core through a transmission mechanism, and the transmission mechanism converts rotation of the servo motor into linear motion and rotation of the pump core.
Optionally, the transmission mechanism comprises:
the connecting sleeve is arranged along the extension direction of the output shaft, one end of the connecting sleeve is connected with the output shaft, the other end of the connecting sleeve is provided with an installation cavity with an opening facing the plunger metering pump, the installation cavity is arranged along the extension direction of the output shaft, an installation hole is formed in the side wall surface of the installation cavity in a penetrating manner, and the installation hole is communicated with the installation cavity;
the transmission assembly comprises a connecting piece and a transmission piece, the connecting piece is arranged in the extending direction of the output shaft, the transmission piece extends in the radial direction of the output shaft and is arranged corresponding to the mounting hole, one end of the connecting piece is connected with the pump core, the other end of the connecting piece is provided with a through hole corresponding to the mounting hole, one end of the transmission piece, which is far away from the mounting hole, is rotatably mounted in the through hole, and the other end of the transmission piece is rotatably mounted in the mounting hole;
wherein, be the contained angle setting of slope between output shaft and the pump core.
Optionally, the liquid inlet is provided with a liquid inlet pipeline, a conveying pipeline is arranged between the liquid outlet and the access port, and the diameter of the conveying pipeline is smaller than that of the liquid inlet pipeline; and/or the presence of a gas in the gas,
the sleeve and the pump core of the plunger metering pump are made of ceramic materials.
Optionally, ultrasonic atomization device includes ultrasonic atomization transducer and atomizer, ultrasonic atomization transducer is formed with access mouth and discharge port, access mouth with the liquid outlet is linked together, be provided with a potsherd in the ultrasonic atomization transducer, be used for getting into the structure of treating atomized liquid in the ultrasonic atomization transducer is broken up in order to form the liquid droplet, atomizer with the discharge port is linked together, be used for with the liquid droplet blowout.
Optionally, the atomization system further comprises a control device, the control device comprising a memory, a processor and an atomization program stored on the memory and operable on the processor for the atomization system, the atomization program of the atomization system being configured to implement the steps of the atomization method of the atomization system of any of claims 1 to 3.
In the technical scheme provided by the invention, the plunger metering pump is adopted to realize the quantitative and accurate delivery of the liquid, the ultrasonic atomization device can be utilized to break up the liquid structure to be atomized into liquid drops with uniform structure, and because the ultrasonic atomization device is started to work first, then the liquid to be atomized is quantitatively conveyed to the ultrasonic atomization device through a plunger metering pump of the liquid supply device, the ultrasonic atomization device is used for scattering the structure of the liquid to be atomized, so as to form liquid drops with uniform structure and spray the liquid drops, when the atomization is finished, the plunger metering pump is closed to stop conveying the liquid to be atomized to the ultrasonic atomization device, the ultrasonic atomization device is utilized to atomize the liquid to be atomized conveyed by the plunger metering pump, and finally the ultrasonic atomization device is closed, thereby avoiding the liquid to be atomized from remaining or generating dropping liquid and improving the atomization effect of the atomization system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of an atomization system provided in the present disclosure;
FIG. 2 is a schematic view of a portion of the liquid supply apparatus of FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 1;
FIG. 5 is a schematic structural diagram of a control device of a hardware operating environment according to the embodiment of FIG. 1;
FIG. 6 is a schematic flow chart illustrating an embodiment of an atomization method of the atomization system provided in the present disclosure;
fig. 7 is a schematic flow chart of step 20 in fig. 6.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) | |
| 100 | Atomization system | 41 | Adjustable support arm | |
| 1 | |
411 | Meshing |
|
| 11 | Plunger metering pump | 42 | Adjusting |
|
| 111 | |
5 | |
|
| 112 | |
51 | |
|
| 12 | Servo |
52 | |
|
| 13 | |
521 | |
|
| 14 | |
53 | |
|
| 2 | Ultrasonic atomization device | a | |
|
| 21 | Ultrasonic atomization transducer | a1 | Liquid inlet pipeline | |
| 22 | Atomizing spray head | b | |
|
| 3 | Transmission mechanism | | Conveying pipeline | |
| 31 | Connecting sleeve | c | Access port | |
| 32 | Transmission assembly | d | Discharge port | |
| 321 | Connecting piece | e | Bottom cavity | |
| 322 | Transmission member | f | Liquid passing channel | |
| 4 | Angle adjusting assembly | g | Gear wheel |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Traditional atomizing mode includes that spray type atomizes, and this kind of atomizing mode leads to the atomizing particle size that the atomizing produced inhomogeneous, has extravagant and dropping liquid scheduling problem, and supplies liquid to atomizing device's traditional mode for plunger pump, peristaltic pump etc. but plunger pump and peristaltic pump supply liquid to atomizing device for intermittent type supplies, can't realize continuously, ration, accurate control to seriously influence atomizing device's atomization effect.
Fig. 1 to 7 are schematic views of an embodiment of an atomization method and an atomization system provided in the present invention.
Referring to fig. 1 to 3, the present invention provides an atomization system, which is suitable for a blood sample collector, a blue needle, and the like, the atomization system 100 includes a liquid supply device 1 and an ultrasonic atomization device 2, the liquid supply device 1 includes a plunger metering pump 11, the plunger metering pump 11 has a liquid inlet a and a liquid outlet b, a liquid to be atomized enters the plunger metering pump 11 through the liquid inlet a, the ultrasonic atomization device 2 has an inlet c and an outlet d, the inlet c is communicated with the liquid outlet b, so that the liquid to be atomized entering the plunger metering pump 11 enters the ultrasonic atomization device 2 through the liquid outlet b and the inlet c, the liquid to be atomized finally forms liquid drops with a uniform structure and is discharged through the outlet d, and the accurate and quantitative delivery of the liquid to be atomized to the ultrasonic atomization device 2 is realized through the plunger metering pump 11, the liquid to be atomized is scattered by the ultrasonic atomization device 2 to form liquid drops with uniform structures, so that the atomization effect of the atomization system 100 is improved.
Specifically, referring to fig. 3 and 4, the plunger metering pump 11 includes a sleeve 111 and a pump core 112, an opening is formed at one end of the sleeve 111, the side wall of the sleeve 111 is provided with the liquid inlet a and the liquid outlet b, the pump core 112 has a driving end extending into the sleeve 111 from the opening, a bottom cavity e is formed between the driving end and the bottom of the sleeve 111, the pump core 112 is movably installed in the sleeve 111, and has a sliding stroke along the length direction of the sleeve 111 and a rotating stroke along the circumferential direction of the sleeve 111, a liquid passing channel f is formed between the side portion of the driving end of the pump core 112 and the sleeve 111, the liquid passing channel f extends along the length direction of the pump core 112 and is communicated with the bottom cavity e, wherein the pump core 112 has a liquid inlet position and a liquid outlet position, when the pump core 112 is in the liquid inlet position, the pump core 112 moves to a position far away from the bottom of the sleeve 111 and rotates to enable the liquid passing channel f to be communicated with the liquid inlet a, at this time, because the volume of the bottom cavity e is increased, the pressure intensity in the bottom cavity e becomes smaller and negative pressure, so that the liquid to be atomized enters the plunger metering pump 11, when the pump core 112 is located at the liquid outlet position, the pump core 112 moves to a position close to the bottom of the sleeve 111 and rotates to enable the liquid passing channel f to be communicated with the liquid outlet b, at this time, because the volume of the bottom cavity e is decreased, the pressure intensity in the bottom cavity e becomes larger and positive pressure is formed, so that the liquid to be atomized is discharged out of the plunger metering pump 11, because the liquid to be atomized enters the plunger metering pump 11 only when the pump core 112 is located at the liquid inlet position, and the liquid to be atomized is discharged only when the pump core 112 is located at the, the accurate conveying of liquid is realized, the leakage of the liquid to be atomized is avoided, and the quantitative conveying of the liquid to be atomized is realized by controlling the number of rotation turns of the pump core 112.
It should be noted that the smaller the diameter of the pump core 112 is, the higher the precision of the plunger metering pump 11 in metering the liquid to be atomized into the ultrasonic atomizing device 2 is, and in the embodiment of the present application, the diameter of the pump core is 4 mm.
In order to realize that the pump core 112 has a sliding stroke along the length direction of the sleeve 111 and a rotating stroke along the circumferential direction of the sleeve 111, referring to fig. 3, in the embodiment of the present application, the liquid supply device 1 further includes a servo motor 12, an output end of the servo motor 12 is in driving connection with the pump core 112 through a transmission mechanism 3, and the transmission mechanism 3 converts the rotation of the servo motor 12 into linear motion and rotation of the pump core 112, so that the pump core 112 has a sliding stroke along the length direction of the sleeve 111 and a rotating stroke along the circumferential direction of the sleeve 111.
It should be noted that the servo motor 12 can make the position precision very accurate, that is, the pump core 112 connected to the servo motor 12 starts to rotate from the initial position, and after the pump core 112 rotates one circle, the pump core can return to the initial position, further achieving that the plunger metering pump 11 can accurately and quantitatively deliver the liquid to be atomized to the ultrasonic atomization device 2.
Specifically, the transmission mechanism 3 includes a connection sleeve 31 and a transmission assembly 32, the connection sleeve 31 is disposed along the extending direction of the output shaft, one end of the connection sleeve 31 is connected to the output shaft, the other end of the connection sleeve 31 has an installation cavity with an opening facing the plunger metering pump 11, the installation cavity is disposed along the extending direction of the output shaft, a mounting hole is formed through the side wall of the installation cavity, the mounting hole is communicated with the installation cavity, the transmission assembly 32 includes a connection member 321 disposed along the extending direction of the output shaft and a transmission member 322 disposed along the radial extending direction of the output shaft and corresponding to the mounting hole, one end of the connection member 321 is connected to the pump core 112, the other end of the connection member 321 is provided with a through hole corresponding to the mounting hole, the transmission member 322 is far away from one end of the mounting hole and is rotatably installed in the through hole, the other end of the transmission member 322 is rotatably installed in the installation hole, when the servo motor 12 works, the output shaft rotates to drive the connection sleeve 31 to rotate, the connection sleeve 31 is connected with the pump core 112 through the transmission component 32 to realize that the pump core 112 rotates along the circumferential direction of the sleeve 111, because one end of the transmission member 322 is rotatably installed with the connecting piece 321, the other end of the transmission member 322 is rotatably installed with the connection sleeve 31, and the output shaft is arranged at an inclined included angle with the pump core 112, when the servo motor 12 rotates, the pump core 112 rotates around the transmission member 322, when the pump core 112 rotates to be close to the output shaft, the driving end of the pump core 112 slides away from the bottom of the sleeve 111 to increase the volume of the bottom cavity e, when the pump core 112 rotates to be far away from the output shaft, the pump cartridge 112 slides close to the bottom of the sleeve 111, so that the volume of the bottom chamber e is reduced.
In order to adjust the delivery volume of the liquid to be atomized, which is delivered by the plunger metering pump 11, as required, referring to fig. 2, an included angle adjusting assembly 4 for adjusting an included angle between the output shaft and the pump core 112 is further disposed between the plunger metering pump 11 and the servo motor 12, and by changing the included angle between the output shaft and the pump core 112, the displacement of the pump core 112 sliding along the axial direction of the sleeve 111 can be changed, so that the volume of the liquid to be atomized, which is delivered to the ultrasonic atomization device 2 by the pump core 112 rotating for one circle, is changed.
It should be noted that the adjustment range of the included angle between the output shaft and the pump core 112 is-15 ° to 15 °, and when the included angle between the output shaft and the pump core 112 is larger, the amount of the liquid to be atomized, which is delivered to the ultrasonic atomization device 2 by the pump core 112 rotating for one circle, is larger.
Specifically, the included angle adjusting assembly 4 includes two adjusting support arms 41 and an adjusting mounting frame 42, both of which are disposed along the extending direction of the driving shaft, the two adjusting support arms 41 are installed on the surface of the servo motor 12 facing the plunger metering pump 11, and an installation space is disposed between the two adjusting support arms 41, the adjusting mounting frame 42 is located in the installation space, and the two adjusting support arms 41 are hinged to the two side faces of the adjusting mounting frame 42 through hinge shafts, a mounting hole is formed on the adjusting mounting frame 42 and disposed along the extending direction of the output shaft, the mounting hole is used for installing the plunger metering pump 11, wherein the end face of the adjusting support arm 41 facing the plunger metering pump 11 is provided with a plurality of engaging teeth 411, and a gear g engaged with the engaging teeth 411 is correspondingly disposed on the hinge shafts, through rotating the articulated shaft for gear g rotates and meshes with the meshing tooth 411 of different positions mutually, changes the contained angle between pump core 112 and the output shaft, easy operation has improved atomizing system 100's suitability.
In order to improve plunger metering pump 11 to the precision of the liquid that treats atomizing is carried to ultrasonic atomization device 2, in the embodiment of this application, inlet a is provided with inlet channel a1, liquid outlet b with be provided with pipeline b1 between the access mouth c, just pipeline b 1's diameter is less than inlet channel a 1's diameter, so set up, is convenient for treat that atomizing liquid gets into fast plunger metering pump 11, when to when carrying in ultrasonic atomization device 2 and treating atomizing liquid, because pipeline b 1's diameter is less, can guarantee to work as when pump core 112 rotates the round, liquid in the plunger metering pump 11 is carried completely extremely in ultrasonic atomization device 2, has improved the precision of carrying and treating atomizing liquid.
In order to conveniently change the liquid to be atomized, referring to fig. 1, in the embodiment of the present application, the liquid supply device 1 further includes a liquid storage tank 13 for storing the liquid to be atomized, an upper cover of the liquid storage tank 13 is provided with a sealing cover, the sealing cover is provided with a through hole for supplying the liquid inlet pipeline a1 to extend into, so that the plunger metering pump extracts the liquid to be atomized from the liquid storage tank 13, when different types of liquid to be atomized need to be atomized, the liquid storage tank 13 can be replaced, and the operation is simple.
It should be noted that, in this application, still include alarm device 14, when the height of the liquid in liquid storage pot 13 descends when setting for the height, alarm device 14 is used for reminding operating personnel to add the liquid that waits to atomize.
Specifically, in this application, plunger measuring pump 11's sleeve and pump core are ceramic material, so set up, avoid plunger measuring pump 11 wearing and tearing improve plunger measuring pump 11's measurement accuracy and corrosion resistance.
Specifically, refer to fig. 1, ultrasonic atomization device 2 includes ultrasonic atomization transducer 21 and atomizer 22, ultrasonic atomization transducer 21 is formed with access mouth c with discharge port d, access mouth c with liquid outlet b is linked together, be provided with a ceramic chip in the ultrasonic atomization transducer 21, through ceramic chip high frequency oscillation will get into the structure of treating atomized liquid in the ultrasonic atomization transducer 21 is broken up in order to form the liquid droplet, and through with discharge port d is linked together atomizer 22 will the liquid droplet blowout improves the atomization effect.
Referring to fig. 1, the atomization system 100 further includes a lifting device 5, the lifting device includes a mounting base 51 and a lifting table 52 for mounting the ultrasonic atomization device 2, the mounting base 51 is attached to the lifting table 52 in a sliding manner, the lifting table 52 is vertically disposed and has a screw rod 521 disposed in an up-down direction, a lower end of the screw rod 521 is in driving connection with a driving motor 53, the mounting base 51 is provided with a threaded hole extending in the up-down direction, an upper end of the screw rod 521 passes through the threaded hole, and when the driving motor 53 works, the driving motor 53 drives the screw rod 521 to rotate, so that the mounting base 51 moves in the up-down direction.
The atomization system 100 also includes a control device that includes a memory, a processor, and an atomization program stored on the memory and operable on the processor to operate the atomization system 100.
Specifically, the control device may include: a processor 1001, such as a CPU, a communication bus 1002, a user interface 1003, a network interface 1004, and a memory 1005. Wherein a communication bus 1002 is used to enable connective communication between these components. The user interface 1003 may include a Display screen (Display), an input unit such as a Keyboard (Keyboard), and the optional user interface 1003 may also include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface). The memory 1005 may be a high-speed RAM memory or a non-volatile memory (e.g., a magnetic disk memory). The memory 1005 may alternatively be a storage device separate from the processor 1001.
In the control apparatus shown in fig. 5, the processor 1001 calls a nebulization program of the nebulization system 100 stored in the memory 1005, which performs the following operations:
when receiving an atomization instruction, controlling the ultrasonic atomization device 2 to start to work;
after the ultrasonic atomization device 2 is started to work, controlling a plunger metering pump 11 of the liquid supply device 1 to work so as to convey liquid to be atomized to the ultrasonic atomization device 2;
when the liquid to be atomized is conveyed to the ultrasonic atomization device 2 to reach a set amount, controlling a plunger metering pump 11 of the liquid supply device 1 to stop working;
and after the plunger metering pump 11 of the liquid supply device 1 stops working, controlling the ultrasonic atomization device 2 to stop working.
Further, the processor 1001 may call the nebulization program of the nebulization system 100 stored in the memory 1005, and also perform the following operations:
the step of controlling the operation of the plunger metering pump 11 of the liquid supply device 1 to supply the liquid to be atomized to the ultrasonic atomization device 2 includes:
controlling the pump core 112 to rotate along the circumferential direction of the sleeve 111 and move away from the sleeve 111 along the axial direction of the sleeve 111, so that the liquid passing channel f is communicated with the liquid inlet a, and the liquid to be atomized is sucked into the liquid passing channel f from the liquid inlet a;
and controlling the pump core 112 to rotate along the circumferential direction of the sleeve 111 and move close to the sleeve 111 along the axial direction of the sleeve 111, so that the liquid passing channel f is communicated with the liquid outlet b, and discharging the liquid to be atomized in the liquid passing channel f from the liquid outlet b.
Further, the processor 1001 may call the nebulization program of the nebulization system 100 stored in the memory 1005, and also perform the following operations:
when an atomization instruction is received, the step of controlling the ultrasonic atomization device to start to work comprises the following steps;
when an atomization instruction is received, controlling the mounting seat to descend so as to enable the ultrasonic atomization device to descend to an initial working position and control the ultrasonic atomization device to start to work;
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work, so that liquid to be atomized is conveyed to the ultrasonic atomization device, and the method comprises the following steps:
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work so as to convey liquid to be atomized to the ultrasonic atomization device, and meanwhile, the mounting seat is controlled to ascend so that the ultrasonic atomization device ascends from the initial working position to spray atomized liquid drops in a set height range.
Based on the hardware structure, the invention provides an atomization method of an atomization system 100, which adopts a plunger metering pump 11 to realize quantitative and accurate delivery of liquid, utilizes an ultrasonic atomization device 2 to break up the structure of the liquid to be atomized to form liquid drops with uniform structure, and because the ultrasonic atomization device 2 is started to start to work first, then the plunger metering pump 11 of the liquid supply device 1 is used to deliver the liquid to be atomized to the ultrasonic atomization device 2 in a quantitative manner, the delivered liquid to be atomized is broken up by the ultrasonic atomization device 2 to form liquid drops with uniform structure and is ejected, after atomization is finished, the plunger metering pump 11 is closed first to stop delivering the liquid to be atomized to the ultrasonic atomization device 2, the ultrasonic atomization device 2 is used to atomize all the liquid to be atomized delivered by the plunger metering pump 11, and finally the ultrasonic atomization device 2 is closed, thereby avoiding the liquid to be atomized from remaining or generating dripping liquid and improving the atomization effect of the atomization system 100.
Fig. 6 to fig. 7 are schematic flow charts of an atomizing method of the atomizing system 100 according to an embodiment of the present invention.
Referring to fig. 6, in the present embodiment, the atomization method of the atomization system 100 includes the following steps:
step S10, when receiving an atomization instruction, controlling the ultrasonic atomization device 2 to start to work;
step S20, after the ultrasonic atomization device 2 is started to work, controlling a plunger metering pump 11 of the liquid supply device 1 to work so as to convey liquid to be atomized to the ultrasonic atomization device 2;
step S30, when the liquid to be atomized is conveyed to the ultrasonic atomization device 2 to reach a set amount, controlling the plunger metering pump 11 of the liquid supply device 1 to stop working;
and step S40, after the plunger metering pump 11 of the liquid supply device 1 stops working, controlling the ultrasonic atomization device 2 to stop working.
In the atomization method, the plunger metering pump 11 is adopted to realize the quantitative and accurate delivery of the liquid, the ultrasonic atomization device 2 is utilized to break up the liquid structure to be atomized to form liquid drops with uniform structure, and the ultrasonic atomization device 2 is started to work first, then the liquid to be atomized is delivered to the ultrasonic atomization device 2 quantitatively through the plunger metering pump 11 of the liquid supply device 1, the delivered liquid structure to be atomized is broken up through the ultrasonic atomization device 2 to form liquid drops with uniform structure and is sprayed out, after the atomization is finished, the plunger metering pump 11 is closed first to stop delivering the liquid to be atomized to the ultrasonic atomization device 2, the liquid to be atomized delivered by the plunger metering pump 11 is completely atomized by utilizing the ultrasonic atomization device 2, and finally the ultrasonic atomization device 2 is closed, thereby avoiding the liquid to be atomized from remaining or generating liquid drops, enhancing the atomization effect of the atomization system 100.
Specifically, when receiving an atomization instruction, the step of controlling the ultrasonic atomization device 2 to start working includes controlling the mounting seat 51 to descend so that the ultrasonic atomization device 2 descends to an initial working position and controlling the ultrasonic atomization device 2 to start working when receiving the atomization instruction, and thus, when receiving the atomization instruction, the step of controlling the lifting device 5 to work so that the mounting seat 51 descends, and the ultrasonic atomization device 2 mounted on the mounting seat 51 descends along with the mounting seat 51 so that the ultrasonic atomization device 2 is at the initial working position to prepare for spraying atomized liquid droplets. Taking the example of spraying atomized anticoagulant into a test tube, the lifting device 5 lowers the atomizer 22 of the ultrasonic atomizer 2 into the test tube from above the test tube to prepare for spraying atomized anticoagulant.
After the ultrasonic atomization device 2 is started to work, the plunger metering pump 11 of the liquid supply device 1 is controlled to work, so that the liquid to be atomized is conveyed to the ultrasonic atomization device 2, and the step of controlling the plunger metering pump 11 of the liquid supply device 1 to work is included after the ultrasonic atomization device 2 is started to work, so that the liquid to be atomized is conveyed to the ultrasonic atomization device 2, and meanwhile, the mounting seat 51 is controlled to ascend, so that the ultrasonic atomization device ascends from the initial working position to spray atomized liquid drops within a set height range, namely, when the plunger metering pump of the liquid supply device 1 works, so that the liquid to be atomized enters the ultrasonic atomization device 2, the liquid to be atomized is scattered into liquid drops with uniform structure by the ultrasonic atomization device 2, and the liquid drops are sprayed by the ultrasonic atomization device 2 within a certain range by lifting the mounting seat 51, specifically, set for the scope height and establish to h, when h > 0, realize the continuous atomizing of ultrasonic atomization device 2 promptly, the department will be used for splendid attire blood to spraying atomizing anticoagulant to the intraductal test tube as an example, in order to prevent blood coagulation, the height of the atomizing anticoagulant that sprays reaches splendid attire blood's height, raises from the initial work position ultrasonic atomization device 2 for the height of spraying atomizing anticoagulant to the intraductal test tube reaches the height of splendid attire blood, avoids blood coagulation. When h is 0, fixed point atomization of the ultrasonic atomization device 2 is realized, and atomized liquid drops can be accurately sprayed to a fixed point position through the fixed point atomization, so that the application range of the atomization system 100 is wider.
It should be noted that, in the embodiment of the present application, the efficiency of spraying atomized droplets is improved by lowering the mounting seat 51 to lower the ultrasonic atomization device 2 to the initial working position and then raising the mounting seat 51, so that the ultrasonic atomization device 2 sprays atomized droplets within a set range.
Specifically, referring to fig. 7, step S20 includes:
step S201, controlling the pump core 112 to rotate along the circumferential direction of the sleeve 111 and move away from the sleeve 111 along the axial direction of the sleeve 111, so that the liquid passing channel f is communicated with the liquid inlet a, and sucking the liquid to be atomized from the liquid inlet a into the liquid passing channel f;
in the above steps, the liquid passing channel f is communicated with the liquid inlet a through rotation, and meanwhile, as the pump core 112 moves away from the sleeve 111 along the axial direction of the sleeve 111, the volume of a bottom cavity e formed by the driving end of the pump core 112 and the bottom of the sleeve 111 is increased, the pressure in the bottom cavity e is reduced to be negative pressure, and the liquid to be atomized is sucked into the plunger metering pump 11.
Step S202, controlling the pump core 112 to rotate along the circumferential direction of the sleeve 111 and move along the axial direction of the sleeve 111 to approach the sleeve 111, so that the liquid passing channel f is communicated with the liquid outlet b, and discharging the liquid to be atomized in the liquid passing channel f from the liquid outlet b.
In the above step, the liquid passing channel f is communicated with the liquid outlet b by rotation, and meanwhile, because the pump core 112 moves along the axial direction of the sleeve 111 and approaches the sleeve 111, the volume of a bottom cavity e formed by the driving end of the pump core 112 and the bottom of the sleeve 111 is reduced, the pressure in the bottom cavity e is increased, that is, positive pressure is formed, and the liquid to be atomized is discharged from the liquid outlet b.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An atomization method of an atomization system, which is characterized in that the atomization system comprises a liquid supply device and an ultrasonic atomization device, the liquid supply device comprises a plunger metering pump, and the atomization method of the atomization system comprises the following steps:
when an atomization instruction is received, the ultrasonic atomization device is controlled to start to work;
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work so as to convey liquid to be atomized to the ultrasonic atomization device;
when the liquid to be atomized is conveyed to the ultrasonic atomization device to reach a set amount, controlling a plunger metering pump of the liquid supply device to stop working;
and after the plunger metering pump of the liquid supply device stops working, controlling the ultrasonic atomization device to stop working.
2. The atomization method of the atomization system of claim 1, wherein the plunger metering pump comprises a sleeve and a pump core, an opening is formed at one end of the sleeve, a liquid inlet and a liquid outlet are formed in a side wall of the sleeve, the pump core has a driving end extending into the sleeve from the opening, a bottom cavity is formed between the driving end and the bottom wall surface of the sleeve, the pump core is movably mounted in the sleeve and has a sliding stroke along the length direction of the sleeve and a rotating stroke along the circumferential direction of the sleeve, a liquid passing channel is formed in a side part of the driving end of the pump core, and the liquid passing channel extends along the length direction of the pump core and is communicated with the bottom cavity;
the step of controlling the operation of the plunger metering pump of the liquid supply device to deliver the liquid to be atomized to the ultrasonic atomization device comprises the following steps:
controlling the pump core to rotate along the circumferential direction of the sleeve and move away from the sleeve along the axial direction of the sleeve so as to enable the liquid passing channel to be communicated with the liquid inlet and suck the liquid to be atomized into the liquid passing channel from the liquid inlet;
and controlling the pump core to rotate circumferentially along the sleeve and move axially close to the sleeve so as to enable the liquid passing channel to be communicated with the liquid outlet, and discharging the liquid to be atomized in the liquid passing channel from the liquid outlet.
3. The atomization method of the atomization system of claim 1, wherein the atomization system further comprises a lifting device, the lifting device comprises a mounting seat and a lifting platform for mounting the ultrasonic atomization device, the mounting seat is mounted on the lifting platform and has a moving stroke of ascending and descending, and the step of controlling the ultrasonic atomization device to start working when receiving the atomization instruction comprises;
when an atomization instruction is received, controlling the mounting seat to descend so as to enable the ultrasonic atomization device to descend to an initial working position and control the ultrasonic atomization device to start to work;
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work, so that liquid to be atomized is conveyed to the ultrasonic atomization device, and the method comprises the following steps:
after the ultrasonic atomization device is started to work, a plunger metering pump of the liquid supply device is controlled to work so as to convey liquid to be atomized to the ultrasonic atomization device, and meanwhile, the mounting seat is controlled to ascend so that the ultrasonic atomization device ascends from the initial working position to spray atomized liquid drops in a set height range.
4. An atomization system, comprising:
the liquid supply device comprises a plunger metering pump, the plunger metering pump is provided with a liquid inlet and a liquid outlet, and the liquid inlet is used for allowing liquid to be atomized to enter; and the number of the first and second groups,
the ultrasonic atomization device is provided with an access port and a discharge port, the access port is communicated with the liquid outlet, and the discharge port is used for discharging atomized liquid drops.
5. The atomizing system of claim 4, wherein the plunger metering pump comprises:
an opening is formed at one end of the sleeve, and the side wall of the sleeve is provided with the liquid inlet and the liquid outlet; and the number of the first and second groups,
the pump core is provided with a driving end extending into the sleeve from the opening, a bottom cavity is formed between the driving end and the bottom wall surface of the sleeve, the pump core is movably arranged in the sleeve and is provided with a sliding stroke along the length direction of the sleeve and a rotating stroke along the circumferential direction of the sleeve, a liquid passing channel is arranged on the side part of the driving end of the pump core, and the liquid passing channel extends along the length direction of the pump core and is communicated with the bottom cavity;
wherein, the pump core has feed liquor position and goes out the liquid position during the feed liquor position, the pump core removes to keeping away from sleeve bottom sets up and rotates and makes cross the liquid passageway with the inlet intercommunication during play liquid position, the pump core removes to being close to sleeve bottom sets up and rotates and makes cross the liquid passageway with the liquid outlet intercommunication.
6. The atomizing system of claim 5, wherein the liquid supply device further comprises a servo motor, an output end of the servo motor is drivingly connected to the pump core through a transmission mechanism, and the transmission mechanism converts rotation of the servo motor into linear motion and rotation of the pump core.
7. The atomizing system of claim 6, wherein the transmission mechanism comprises:
the connecting sleeve is arranged along the extension direction of the output shaft, one end of the connecting sleeve is connected with the output shaft, the other end of the connecting sleeve is provided with an installation cavity with an opening facing the plunger metering pump, the installation cavity is arranged along the extension direction of the output shaft, and an installation hole is formed in the side wall of the installation cavity in a penetrating manner;
the transmission assembly comprises a connecting piece and a transmission piece, the connecting piece is arranged in the extending direction of the output shaft, the transmission piece extends in the radial direction of the output shaft and is arranged corresponding to the mounting hole, one end of the connecting piece is connected with the pump core, the other end of the connecting piece is provided with a through hole corresponding to the mounting hole, one end of the transmission piece, which is far away from the mounting hole, is rotatably mounted in the through hole, and the other end of the transmission piece is rotatably mounted in the mounting hole;
wherein, be the contained angle setting of slope between output shaft and the pump core.
8. The atomization system of claim 5, wherein the liquid inlet is provided with a liquid inlet pipeline, a delivery pipeline is arranged between the liquid outlet and the inlet, and the diameter of the delivery pipeline is smaller than that of the liquid inlet pipeline; and/or the presence of a gas in the gas,
the sleeve and the pump core of the plunger metering pump are made of ceramic materials.
9. The atomizing system of claim 5, wherein the ultrasonic atomizing device includes an ultrasonic atomizing transducer and an atomizing spray head, the ultrasonic atomizing transducer is formed with the inlet and the outlet, the inlet is communicated with the liquid outlet, a ceramic plate is disposed in the ultrasonic atomizing transducer for scattering a structure of a liquid to be atomized entering the ultrasonic atomizing transducer to form a liquid droplet, and the atomizing spray head is communicated with the outlet for spraying the liquid droplet.
10. The atomization system of claim 6 further comprising a control device comprising a memory, a processor, and an atomization program stored on the memory and executable on the processor of the atomization system, the atomization program of the atomization system configured to implement the steps of the atomization method of the atomization system of any of claims 1-3.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010179543.XA CN111299006A (en) | 2020-03-13 | 2020-03-13 | Atomization method of atomization system and atomization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010179543.XA CN111299006A (en) | 2020-03-13 | 2020-03-13 | Atomization method of atomization system and atomization system |
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| EP0638422A1 (en) * | 1993-08-10 | 1995-02-15 | Baldwin-Gegenheimer GmbH | Spray device for liquids in printing machines |
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| CN107029932A (en) * | 2017-04-26 | 2017-08-11 | 浙江拱东医疗科技有限公司 | Heparin tube automatic coating machine with ultrasonic atomizatio mechanism |
| CN207693734U (en) * | 2017-06-09 | 2018-08-07 | 成都迈德克科技有限公司 | A kind of preparation facilities of medicament intravascular stent coating |
| CN109555661A (en) * | 2019-01-16 | 2019-04-02 | 深圳市利华美科技有限公司 | A kind of flow adjustment precision topping-up pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0638422A1 (en) * | 1993-08-10 | 1995-02-15 | Baldwin-Gegenheimer GmbH | Spray device for liquids in printing machines |
| CN101065192A (en) * | 2004-10-29 | 2007-10-31 | 奥丝慕丝公司 | Nebulizer device and method with overpressurization of a liquid to be nebulized |
| CN203488325U (en) * | 2013-10-24 | 2014-03-19 | 徐功 | Precise metering pump |
| CN107029932A (en) * | 2017-04-26 | 2017-08-11 | 浙江拱东医疗科技有限公司 | Heparin tube automatic coating machine with ultrasonic atomizatio mechanism |
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Application publication date: 20200619 |