CN102629116A - Control circuit and fluid output control device - Google Patents
Control circuit and fluid output control device Download PDFInfo
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- CN102629116A CN102629116A CN2012101068939A CN201210106893A CN102629116A CN 102629116 A CN102629116 A CN 102629116A CN 2012101068939 A CN2012101068939 A CN 2012101068939A CN 201210106893 A CN201210106893 A CN 201210106893A CN 102629116 A CN102629116 A CN 102629116A
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- chip microcomputer
- stepper motor
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- 239000012530 fluid Substances 0.000 title claims abstract description 55
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 7
- 229910052744 lithium Inorganic materials 0.000 claims description 7
- 239000004065 semiconductor Substances 0.000 claims description 7
- 239000004973 liquid crystal related substance Substances 0.000 claims description 6
- 230000033001 locomotion Effects 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 230000003796 beauty Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
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- Control Of Stepping Motors (AREA)
Abstract
The embodiment of the invention discloses a control circuit and a fluid output control device, for accurate control of fluid output. The control circuit provided by the embodiment of the invention is connected with a linear stepping motor, wherein fluid is placed in a regular container, the linear stepping motor is connected with the piston of the regular container and drives the piston to move within the regular container to further control fluid output; the control circuit comprises: an input control circuit for enabling a user to input a plurality of computation parameters; a single chip microcomputer connected with the input control circuit and for computing, in accordance with the plurality of computation parameters, the number of pulse signals required by the linear stepping motor per second and outputting a motor driving signal according to the computation result; and a motor driving circuit connected with the single chip microcomputer and for receiving the motor driving signal and driving the linear stepping motor to operate according to the motor driving signal.
Description
Technical field
The present invention relates to electronic circuit and electronic installation, relate in particular to a kind of control circuit and fluid output-controlling device.
Background technology
At present, in beauty industry, various fluid skin care item emerge in multitudes; These fluid skin care item can only be smeared with hand mostly; Use amount that fluid smears skin care item to each what generally can only be reference with experience, the amount of the fluid skin care item of smearing the only judgement through subjectivity is difficult to accomplish that accurate consumption exports, however skin is not sieve after all; Directly with too much the spreading upon on the skin of fluid skin care item, even if good again product is all discounted.Therefore, the accurate output control of convection cell skin care item consumption seems very necessary.
Accurate output control as for how realizing convection cell skin care item consumption is exactly that current industry is badly in need of improved target always.
Summary of the invention
In view of this, a kind of control circuit need be provided, can accurately control the output of fluid.
A kind of fluid output-controlling device also need be provided, with the output of accurate control fluid.
A kind of control circuit; Link to each other with linear stepper motor, with the output of control fluid, wherein; Said fluid is positioned in the rule container; Said linear stepper motor links to each other with the piston of said rule container through push rod, and controls the said fluid of output through driving the motion of said piston in said rule container, and said control circuit comprises input control circuit, single-chip microcomputer and motor-drive circuit.Input control circuit receives a plurality of calculating parameters of user's input.Single-chip microcomputer links to each other with said input control circuit, calculates the required pulse number of said linear stepper motor per second according to said a plurality of calculating parameters, and the pulse number output motor drive signal required according to said linear stepper motor per second.Motor-drive circuit links to each other with said single-chip microcomputer, receives said motor drive signal, and drives the running of said linear stepper motor according to said motor drive signal, with the output of control fluid.
Preferably; Said input control circuit comprises push-button unit circuit, microswitch and signal processing circuit; Wherein, Said input control circuit receives the numerical value of said a plurality of calculating parameters through said push-button unit circuit, and said signal processing circuit converts the numerical value of said a plurality of calculating parameters to and is suitable for the signal that said single-chip microcomputer handles and inputs to said single-chip microcomputer.
Preferably; Said control circuit also comprises power circuit; Said power circuit can connect the alternating current of 220v through power supply adaptor, and said power circuit comprises charge-discharge circuit, lithium battery, the power supply processing circuit that order links to each other, wherein; Said charge-discharge circuit links to each other with said power supply adaptor, and said power supply processing circuit links to each other to said single-chip microcomputer WV to be provided with said single-chip microcomputer.
Preferably; Said control circuit also comprises display driver circuit and the LCD that order links to each other; Wherein, said display driver circuit links to each other with said single-chip microcomputer, and drives the said a plurality of calculating parameters of said liquid crystal display displays according to the instruction of said single-chip microcomputer output.
Preferably; Said control circuit also comprises metal-oxide-semiconductor and the overload protecting circuit that order links to each other; Wherein, said metal-oxide-semiconductor links to each other with said motor-drive circuit, and said overload protecting circuit links to each other with said linear stepper motor and for said linear stepper motor overload protection is provided.
Preferably, said a plurality of calculating parameters comprise the step-length (S) and the service time (T) of the stroke (C) of said push rod, said linear stepper motor, and wherein, the required pulse number of the per second of said linear stepper motor equals C/T/S.
A kind of fluid output-controlling device comprises linear stepper motor, places the rule container and the control circuit of fluid.Wherein, said linear stepper motor links to each other with the piston of said rule container through push rod, and controls the said fluid of output through driving the motion of said piston in said rule container.Said control circuit comprises input control circuit, single-chip microcomputer and motor-drive circuit.Input control circuit receives a plurality of calculating parameters of user's input.Single-chip microcomputer links to each other with said input control circuit, calculates the required pulse number of said linear stepper motor per second according to said a plurality of calculating parameters, and the pulse number output motor drive signal required according to said linear stepper motor per second.Motor-drive circuit links to each other with said single-chip microcomputer, receives said motor drive signal, and drives the running of said linear stepper motor according to said motor drive signal, with the output of control fluid.
Preferably; Said input control circuit comprises push-button unit circuit, microswitch and signal processing circuit; Wherein, Said input control circuit receives the numerical value of said a plurality of calculating parameters through said push-button unit circuit, and said signal processing circuit converts the numerical value of said a plurality of calculating parameters to and is suitable for the signal that said single-chip microcomputer handles and inputs to said single-chip microcomputer.
Preferably; Said control circuit also comprises power circuit; Said power circuit can connect the alternating current of 220v through power supply adaptor, and said power circuit comprises charge-discharge circuit, lithium battery, the power supply processing circuit that order links to each other, wherein; Said charge-discharge circuit links to each other with said power supply adaptor, and said power supply processing circuit links to each other to said single-chip microcomputer WV to be provided with said single-chip microcomputer.
Preferably; Said control circuit also comprises display driver circuit and the LCD that order links to each other; Wherein, said display driver circuit links to each other with said single-chip microcomputer, and drives the said a plurality of calculating parameters of said liquid crystal display displays according to the instruction of said single-chip microcomputer output.
Preferably, said a plurality of calculating parameters comprise the step-length (S) and the service time (T) of the stroke (C) of said push rod, said linear stepper motor, and wherein, the required pulse number of the per second of said linear stepper motor equals C/T/S.
Can find out that from above technical scheme the embodiment of the invention has the following advantages:
Control circuit that embodiment of the present invention provided and fluid output-controlling device; Through control circuit, linear stepper motor being set and placing the mode that the rule container of fluid combines; The required pulse number of in control circuit, importing of the linear stepper motor per seconds of a plurality of parameter accurate Calculation through the user; And produce motor drive signal to drive the running of linear stepper motor; Promote push rod and piston simultaneously and in rule container, advance suitable distance forward; The fluid that so just can under the extrusion principle effect of physics, will be positioned in the rule container pushes out from the output terminal of rule container, and is exporting through accomplishing quantitatively the service time (T) of push-button unit appointment that circuit import according to the user just, and then reaches the purpose that accurate control fluid is exported.
Description of drawings
Fig. 1 is the structural representation of fluid output-controlling device in an embodiment of the present invention.
Fig. 2 is the structural representation of control circuit in an embodiment of the present invention.
The main element symbol description
| Power supply | 0 |
| Control circuit | 1 |
| |
10 |
| The push- |
101 |
| Microswitch | 102 |
| |
103 |
| Single-chip microcomputer | 11 |
| Motor- |
12 |
| Power circuit | 13 |
| Charge- |
131 |
| |
132 |
| Power supply processing circuit | 133 |
| |
134 |
| |
14 |
| |
15 |
| Metal-oxide- |
16 |
| Overload |
17 |
| |
18 |
| Power supply adaptor | 2 |
| Linear stepper motor | 3 |
| Rule container | 4 |
| Push rod | 5 |
| Piston | 6 |
Following embodiment will combine above-mentioned accompanying drawing to further specify the present invention.
Embodiment
See also Fig. 1, be depicted as the structural representation of fluid output-controlling device in an embodiment of the present invention.In this embodiment, the fluid output-controlling device comprises power supply 0, control circuit 1, linear stepper motor 3, rule container 4, push rod 5 and piston 6.Wherein, power supply 0 both can be that direct supply also can be an AC power, and when power supply 0 was AC power, the fluid output-controlling device can also comprise that power supply adaptor 2 (as shown in Figure 2) is used for converting the alternating current of 220 volts of civil powers to direct current.
As shown in Figure 1, power supply 0 links to each other with control circuit 1.If power supply 0 is a direct supply, power supply 0 is direct mutually shown in 2 with control circuit 1 so) link to each other indirectly with power supply 0, obtain WV through the power source conversion effect of power supply adaptor 2.
One end of linear stepper motor 3 links to each other with control circuit 1 through many signal line, the other end of linear stepper motor 3 through push rod 5 be arranged at rule container 4 interior pistons 6 and link to each other.In this embodiment; Rule container 4 is placed fluid; Linear stepper motor 3 is connected with push rod 5, and links to each other with rule container 4 interior pistons 6 through push rod 5, controls the output fluid by the running that drives linear stepper motor 3 and through push rod 5 motions of promotion piston 6 in rule container 4.
In this embodiment, the end of rule container 4 is provided with opening with the output fluid, and the impermeability between piston 6 and the rule container 4 should be good, smooth and easy when guaranteeing that motion through piston 6 comes extrusion fluid to export.In this embodiment, rule container 4 is the container that cross-sectional area equates everywhere, and this embodiment is to be that example describes with columniform container, and certainly, rule container 4 can also be other shapes in other embodiments, does not do qualification at this.
Control circuit 1 is used to produce drive control signal to drive the running of linear stepper motor 3.In this embodiment, the particular circuit configurations synoptic diagram of control circuit 1 is as shown in Figure 2.
See also Fig. 2, be depicted as the structural representation of control circuit 1 in an embodiment of the present invention.In this embodiment, control circuit 1 comprises input control circuit 10, single-chip microcomputer 11, motor-drive circuit 12, power circuit 13, display driver circuit 14, LCD 15, metal-oxide-semiconductor 16, overload protecting circuit 17 and current detection circuit 18.
For instance; The stroke (C) of user through push-button unit circuit 101 input push rods 5 is that 30 millimeters, the step-length (S) of linear stepper motor 3 are that 0.0027 millimeter, service time (T) are the numerical value of 120 seconds these three parameters; Signal processing circuit 103 converts the numerical value of a plurality of calculating parameters to and is suitable for the signal that single-chip microcomputer 11 is handled, and inputs to single-chip microcomputer 11 and carry out computing.
Single-chip microcomputer 11; Link to each other with input control circuit 10; Stroke (C), the step-length (S) of linear stepper motor 3, service time (T) according to push rod 5 are calculated the required pulse number of linear stepper motor 3 per seconds, and the pulse number output motor drive signal required according to linear stepper motor 3 per seconds that calculate.
In this embodiment; The formula of the pulse number that the stroke (C) of the step-length (S) of single-chip microcomputer 11 through linear stepper motor 3, push rod 5 and the per second of the linear stepper motors 3 of these three calculation of parameter service time (T) are required is C/T/S, and the required pulse number of the per second of promptly linear stepper motor 3 equals C/T/S.For instance; When the step-length (S) of user through the linear stepper motor 3 of push-button unit circuit 101 input is that 0.0027 millimeter, the stroke (C) of push rod 5 are that 30 millimeters, service time (T) are the numerical value of 120 seconds these three parameters; Signal processing circuit 103 converts the numerical value of a plurality of calculating parameters to be suitable for single-chip microcomputer 11 processing signal; And input to single-chip microcomputer 11 and carry out computing; The required pulse number of per second that obtains linear stepper motor 3 simultaneously equals 30/120/0.0027, and the required pulse number of per second that promptly calculates linear stepper motor 3 equals 93.
Motor-drive circuit 12 links to each other with single-chip microcomputer 11, receives the motor drive signal that single-chip microcomputer 11 is exported, and drives the running of linear stepper motor 3 according to motor drive signal, with the output of control fluid.In this embodiment; When above-mentioned single-chip microcomputer 11 is that 0.0027 millimeter, the stroke (C) of push rod 5 are that 30 millimeters, service time (T) are the numerical value of 120 seconds these three parameters according to the step-length (S) of the linear stepper motor 3 that the user imported; And equal at 93 o'clock according to the required pulse number of per second that formula C/T/S calculates linear stepper motor 3; With the output motor drive signal to drive the running of linear stepper motor 3; In rule container 4, pushed ahead 30 mm distance to promote push rod 5 and piston 6 with 120 second time; The fluid that so just can under the extrusion principle effect of physics, will be positioned in the rule container 4 pushes out from the output terminal of rule container 4; And exporting through accomplishing quantitatively the service time (T) of push-button unit circuit 101 appointment of importing according to the user just, and then reach the purpose of accurate control fluid output.
In addition, control circuit 1 also comprises power circuit 13, and power circuit 13 can connect the alternating current of 220v through power supply adaptor 2.In this embodiment; Power circuit 13 comprises charge-discharge circuit 131, lithium battery 132, power supply processing circuit 133 and the voltage detecting circuit 134 that order links to each other; Wherein, Charge-discharge circuit 131 links to each other with power supply adaptor 2, and power supply processing circuit 133 links to each other with single-chip microcomputer 11 to single-chip microcomputer 11 WV being provided, and voltage detecting circuit 134 is connected between charge-discharge circuit 131 and the power supply processing circuit 133 and is parallelly connected with lithium battery 132.
Further, control circuit 1 also comprises the display driver circuit 14 and LCD (Liquid Crystal Display, LCD) 15 that order links to each other.In this embodiment, display driver circuit 14 links to each other with single-chip microcomputer 11, and shows the numerical value of a plurality of calculating parameters of being imported by input control circuit 10 according to the instruction driving liquid crystal device 15 of single-chip microcomputer 11 outputs.
In addition, control circuit 1 also comprises the metal-oxide-semiconductor 16 and overload protecting circuit 17 that order links to each other, and wherein, M0S pipe 16 links to each other with motor-drive circuit 12, and overload protecting circuit 17 links to each other with linear stepper motor 3 and for linear stepper motor 3 overload protection is provided.
Further; Control circuit 1 also comprises current detection circuit 18; Wherein, an end of current detection circuit 18 connects overload protecting circuit 17, and the other end connects single-chip microcomputer 11; This design can in time detect the output current of overload protecting circuit 17, and takes place can in time notify single-chip microcomputer 11 to handle when unusual at the output current that detects overload protecting circuit 17.
Control circuit 1 that embodiment of the present invention provided and fluid output-controlling device; Through control circuit 1, linear stepper motor 3 being set and placing the mode that the rule container 4 of fluid combines; The required pulse number of per second of the linear stepper motors of in control circuit 1, importing 3 of a plurality of parameter accurate Calculation through the user; And produce motor drive signal to drive the running of linear stepper motor 3; Promote push rod 5 and piston 6 simultaneously and in rule container 4, advance suitable distance forward, the fluid that so just can under the extrusion principle effect of physics, will be positioned in the rule container 4 pushes out from the output terminal of rule container 4, and is exporting through accomplishing quantitatively the service time (T) of push-button unit circuit 101 appointment of import according to the user just;, and then reach the purpose that accurate control fluid is exported.
More than a kind of control circuit provided by the present invention and fluid output-controlling device have been carried out detailed introduction; For one of ordinary skill in the art; Thought according to the embodiment of the invention; The part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (11)
1. a control circuit links to each other with linear stepper motor, with the output of control fluid; It is characterized in that; Said fluid is positioned in the rule container, and said linear stepper motor links to each other with the piston of said rule container through push rod, and controls the said fluid of output through driving the motion of said piston in said rule container; Wherein, said control circuit comprises:
Input control circuit receives a plurality of calculating parameters that the user imports;
Single-chip microcomputer links to each other with said input control circuit, calculates the required pulse number of said linear stepper motor per second according to said a plurality of calculating parameters, and the pulse number output motor drive signal required according to said linear stepper motor per second; And
Motor-drive circuit links to each other with said single-chip microcomputer, receives said motor drive signal, and drives the running of said linear stepper motor according to said motor drive signal, with the output of control fluid.
2. control circuit according to claim 1; It is characterized in that; Said input control circuit comprises push-button unit circuit, microswitch and signal processing circuit; Wherein, said input control circuit receives the numerical value of said a plurality of calculating parameters through said push-button unit circuit, and said signal processing circuit converts the numerical value of said a plurality of calculating parameters to and is suitable for the signal that said single-chip microcomputer handles and inputs to said single-chip microcomputer.
3. control circuit according to claim 1; It is characterized in that said control circuit also comprises power circuit, said power circuit can connect the alternating current of 220v through power supply adaptor; Said power circuit comprises charge-discharge circuit, lithium battery, the power supply processing circuit that order links to each other; Wherein, said charge-discharge circuit links to each other with said power supply adaptor, and said power supply processing circuit links to each other to said single-chip microcomputer WV to be provided with said single-chip microcomputer.
4. control circuit according to claim 1; It is characterized in that; Said control circuit also comprises display driver circuit and the LCD that order links to each other; Wherein, said display driver circuit links to each other with said single-chip microcomputer, and drives the said a plurality of calculating parameters of said liquid crystal display displays according to the instruction of said single-chip microcomputer output.
5. control circuit according to claim 1; It is characterized in that; Said control circuit also comprises metal-oxide-semiconductor and the overload protecting circuit that order links to each other; Wherein, said metal-oxide-semiconductor links to each other with said motor-drive circuit, and said overload protecting circuit links to each other with said linear stepper motor and for said linear stepper motor overload protection is provided.
6. control circuit according to claim 1; It is characterized in that; Said a plurality of calculating parameter comprises the step-length (S) and the service time (T) of the stroke (C) of said push rod, said linear stepper motor, and wherein, the required pulse number of the per second of said linear stepper motor equals C/T/S.
7. a fluid output-controlling device is characterized in that, comprising:
Linear stepper motor;
Place the rule container of fluid, wherein, said linear stepper motor links to each other with the piston of said rule container through push rod, and controls the said fluid of output through driving the motion of said piston in said rule container; And
Control circuit comprises:
Input control circuit receives a plurality of calculating parameters that the user imports;
Single-chip microcomputer links to each other with said input control circuit, calculates the required pulse number of said linear stepper motor per second according to said a plurality of calculating parameters, and the pulse number output motor drive signal required according to said linear stepper motor per second; And
Motor-drive circuit links to each other with said single-chip microcomputer, receives said motor drive signal, and drives the running of said linear stepper motor according to said motor drive signal, with the output of control fluid.
8. fluid output-controlling device according to claim 7; It is characterized in that; Said input control circuit comprises push-button unit circuit, microswitch and signal processing circuit; Wherein, said input control circuit receives the numerical value of said a plurality of calculating parameters through said push-button unit circuit, and said signal processing circuit converts the numerical value of said a plurality of calculating parameters to and is suitable for the signal that said single-chip microcomputer handles and inputs to said single-chip microcomputer.
9. fluid output-controlling device according to claim 7; It is characterized in that said control circuit also comprises power circuit, said power circuit can connect the alternating current of 220v through power supply adaptor; Said power circuit comprises charge-discharge circuit, lithium battery, the power supply processing circuit that order links to each other; Wherein, said charge-discharge circuit links to each other with said power supply adaptor, and said power supply processing circuit links to each other to said single-chip microcomputer WV to be provided with said single-chip microcomputer.
10. fluid output-controlling device according to claim 7; It is characterized in that; Said control circuit also comprises display driver circuit and the LCD that order links to each other; Wherein, said display driver circuit links to each other with said single-chip microcomputer, and drives the said a plurality of calculating parameters of said liquid crystal display displays according to the instruction of said single-chip microcomputer output.
11. fluid output-controlling device according to claim 7; It is characterized in that; Said a plurality of calculating parameter comprises the step-length (S) and the service time (T) of the stroke (C) of said push rod, said linear stepper motor; Wherein, the required pulse number of the per second of said linear stepper motor equals C/T/S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101068939A CN102629116A (en) | 2012-04-12 | 2012-04-12 | Control circuit and fluid output control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101068939A CN102629116A (en) | 2012-04-12 | 2012-04-12 | Control circuit and fluid output control device |
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| Publication Number | Publication Date |
|---|---|
| CN102629116A true CN102629116A (en) | 2012-08-08 |
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ID=46587383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101068939A Pending CN102629116A (en) | 2012-04-12 | 2012-04-12 | Control circuit and fluid output control device |
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| Country | Link |
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| CN (1) | CN102629116A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2557142Y (en) * | 2002-04-29 | 2003-06-25 | 北京动力源科技股份有限公司 | Portable liquid medicine infusion device |
| CN2814474Y (en) * | 2005-05-11 | 2006-09-06 | 徐州海伦哲工程机械有限公司 | Real-time fluid metering controller |
| CN2857962Y (en) * | 2005-05-26 | 2007-01-17 | 胡凤龙 | Intelligent micro-injection device |
| US20080309280A1 (en) * | 2007-06-15 | 2008-12-18 | American Standard International Inc | Calibrating stepper motor by driving fractional ranges |
| CN101375807A (en) * | 2008-10-10 | 2009-03-04 | 上海理工大学 | Controller of medical electric drill |
| US20090085558A1 (en) * | 2007-10-01 | 2009-04-02 | Paul David | Hall-effect based linear motor controller |
| CN201399128Y (en) * | 2009-02-26 | 2010-02-10 | 陈凯 | Micro-jet drug delivery device driven by piezoceramic stack |
-
2012
- 2012-04-12 CN CN2012101068939A patent/CN102629116A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2557142Y (en) * | 2002-04-29 | 2003-06-25 | 北京动力源科技股份有限公司 | Portable liquid medicine infusion device |
| CN2814474Y (en) * | 2005-05-11 | 2006-09-06 | 徐州海伦哲工程机械有限公司 | Real-time fluid metering controller |
| CN2857962Y (en) * | 2005-05-26 | 2007-01-17 | 胡凤龙 | Intelligent micro-injection device |
| US20080309280A1 (en) * | 2007-06-15 | 2008-12-18 | American Standard International Inc | Calibrating stepper motor by driving fractional ranges |
| US20090085558A1 (en) * | 2007-10-01 | 2009-04-02 | Paul David | Hall-effect based linear motor controller |
| CN101375807A (en) * | 2008-10-10 | 2009-03-04 | 上海理工大学 | Controller of medical electric drill |
| CN201399128Y (en) * | 2009-02-26 | 2010-02-10 | 陈凯 | Micro-jet drug delivery device driven by piezoceramic stack |
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Application publication date: 20120808 |