CN102410396A - High-frequency electromagnetic valve and driving circuit thereof - Google Patents
High-frequency electromagnetic valve and driving circuit thereof Download PDFInfo
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- CN102410396A CN102410396A CN2011102244219A CN201110224421A CN102410396A CN 102410396 A CN102410396 A CN 102410396A CN 2011102244219 A CN2011102244219 A CN 2011102244219A CN 201110224421 A CN201110224421 A CN 201110224421A CN 102410396 A CN102410396 A CN 102410396A
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- electromagnetic valve
- air chamber
- frequency electromagnetic
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- 239000004065 semiconductor Substances 0.000 claims description 23
- 239000003990 capacitor Substances 0.000 claims description 4
- 230000002459 sustained effect Effects 0.000 claims description 4
- 238000011161 development Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 2
- 238000000926 separation method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The invention discloses a high-frequency electromagnetic valve and a driving circuit thereof. The high-frequency electromagnetic valve comprises a base and a valve core, wherein an air chamber is arranged on the base and is communicated with the base through a channel, multiple air inlets are respectively arranged on the base and are externally connected with air sources, the end part of the air chamber is provided with multiple air outlet holes, the end face of the air chamber surrounding the multiple air outlet holes is provided with a sinking groove and is installed with a moving plate in a sliding fit mode, the bottom of the moving plate abuts against the multiple air outlet holes; the valve core is fixedly installed on the end part of the air chamber through a seat cushion and is arranged above the moving plate, the end part of the valve core is fastened with a valve cover, and a power supply wiring of the valve core is extracted from an opening hole arranged on the core cover. The high-frequency electromagnetic valve disclosed by the invention has the characteristics of reasonable structure, high property and cost performance, ultrahigh frequency (above 1000Hz), low cost, long service life, simple and reliable start-up circuit and the like and can lay a solid and reliable foundation for the development of equipment separation; meanwhile, the driving circuit of the high-frequency electromagnetic valve is simple in structure and reliable, can rapidly turn on and turn off the electromagnetic valve, and smaller holding current entering into an electromagnetic coil can reduce the energy consumption and the heating of the electromagnetic coil.
Description
Technical field
The present invention relates to the solenoid valve field, be specifically related to a kind of MD type high-frequency electromagnetic valve and drive circuit thereof.
Background technique
Solenoid valve is the Automation Elements that are used for controlling the fluid break-make, and it belongs to final controlling element, and inside is electromagnetic component, and shell is generally with metal or plastic or other material manufacturing.When line solenoid valve loop current generation break-make, the magnetic field that fixing iron core changes produces magnetic force, attracts the moving plate motion.Moving plate produces the break-make of displacement control fluid, thereby reaches the control fluid, produces the effect of pulse of air ability.
Solenoid valve is widely used in all trades and professions as the part in the automatic control system, just develops towards intellectuality, long lifetime, high integration direction.And require that as the solenoid valve in the sorting apparatus high response frequency is arranged, and working environment very severe (like extreme temperature, dust etc.) will guarantee height reliability during work, general conventional solenoid valve is difficult to substitute.On the core component in the sorting apparatus, its performance quality directly influences the using effect of complete machine, before 2006; This type of solenoid valve of China is mainly by external monopolization; Domestic enterprise all uses high price from external import, and using effect is as one wishes, has become the bottleneck of whole industry development.
Summary of the invention
The purpose of this invention is to provide a kind of high-frequency electromagnetic valve and drive circuit thereof, improve the performance of solenoid valve, reduce cost, increase the service life.
Technological scheme of the present invention is following:
A kind of high-frequency electromagnetic valve; Include base, it is characterized in that: said base is provided with air chamber, is connected through passage between base and the air chamber; Be respectively equipped with a plurality of suction ports and external source of the gas on the base; The end of said air chamber is provided with a plurality of air outlet holes, and the end face that is positioned at the air chamber around a plurality of air outlet holes is provided with deep gouge and through the moving plate that has been slidingly installed, the bottom of said moving plate is against on a plurality of air outlet holes; Comprise spool, described spool is fixedly mounted on the end of air chamber through seat cushion, and spool is positioned at the top of moving plate, and the end of spool fastens valve gap, and the power supply wiring of spool is drawn from the perforate on the valve gap.
A kind of drive circuit based on the described high-frequency electromagnetic valve of claim 1 is characterized in that: include control signal source, metal-oxide-semiconductor T0
-1 and breaking circuit, described control signal source is inserted metal-oxide-semiconductor T0 respectively through drive circuit
-1 the grid and the input end of breaking circuit, the output terminal of said breaking circuit inserts metal-oxide-semiconductor T0
-1 grid, described drive circuit comprise triode T01, the T02 that is in series, and described breaking circuit comprises triode T03, the T04 that is in series;
Comprise metal-oxide-semiconductor T0 parallel with one another
-2, T0
-3, described control signal source through drive circuit respectively with metal-oxide-semiconductor T0
-2, T0
-3 link to each other; The input end of said breaking circuit is through the external electromagnetic valve coil of capacitor C 01-0, and described drive circuit is through resistance R 04 and sustained diode 01
-0 external electromagnetic valve coil.
Described high-frequency electromagnetic valve is characterized in that: a plurality of suction ports place on the said base is provided with the O RunddichtringO.
Described high-frequency electromagnetic valve is characterized in that: be respectively equipped with ellipse seal ring and filter screen seal ring between described base and the air chamber.
Described high-frequency electromagnetic valve is characterized in that: be respectively equipped with the square seal ring between said spool and the seat cushion and between seat cushion and the air chamber.
Described high-frequency electromagnetic valve is characterized in that: the end of said valve gap has screwed togather the valve card.
The drive circuit of described high-frequency electromagnetic valve is characterized in that: said metal-oxide-semiconductor T0
-1 operating voltage is 48V, metal-oxide-semiconductor T0
-2, T0
-3 operating voltage is 7.5V.
The high-frequency electromagnetic valve dynamic characteristic is meant that attracting process and releasing course comprise physical quantity dynamic response processes such as coil current, moving plate displacement, electromagnetic force and resistance to motion.Wherein moving plate response displacement is the research index.
Its its drive circuit of current response characteristic decision of high-frequency electromagnetic valve should satisfy following requirement:
Energy soaking (magnetic) power driver module before solenoid valve is opened should be that valve core injects energy with high as far as possible speed, guarantees that solenoid electric valve produces enough big electromagnetic force in opening process, shortens the open response time.
Behind the solenoid valve opening of valves, because of the working clearance less, the magnetic circuit magnetic resistance is very low, electromagnetic coil feeds the reliable unlatching that less maintenance electric current just can produce enough big electromagnetic force assurance solenoid valve.Less maintenance electric current can reduce energy consumption, reduces coil heating, helps the quick-make of solenoid valve simultaneously.
Beneficial effect of the present invention:
The present invention is rational in infrastructure; Performance and cost performance are high, have characteristics such as ultra-high frequency (more than the frequency 1000Hz), low cost, long lifetime, starting circuit be succinctly reliable, for the development of sorting apparatus provides solid reliable basis; Its driving circuit structure is simple, reliable; Can open and turn-off solenoid valve fast, the less maintenance electric current that electromagnetic coil feeds can reduce energy consumption, has reduced the electromagnetic coil heating.
Description of drawings
Fig. 1 is the structural representation of solenoid valve of the present invention.
Fig. 2 is the drive circuit schematic diagram of solenoid valve of the present invention.
Embodiment
Referring to Fig. 1,2, a kind of high-frequency electromagnetic valve includes base 12; Base 12 is provided with air chamber 9; Be connected through passage between base 12 and the air chamber 9, be respectively equipped with two suction ports 17 and external source of the gas on the base 12, the end of air chamber 9 is provided with two air outlets 15; The end face that is positioned at the air chamber 9 around two air outlets 15 is provided with deep gouge 16 and through the moving plate 8 that has been slidingly installed, the bottom of moving plate 8 is against on two air outlets 15; Comprise spool 5, spool 5 is fixedly mounted on the end of air chamber 9 through seat cushion 7, and spool 5 is positioned at the top of moving plate 8, and the end of spool 5 fastens valve gap 4, and the power supply wiring 14 of spool 5 is drawn from the perforate on the valve gap.
A kind of drive circuit of high-frequency electromagnetic valve includes control signal source, metal-oxide-semiconductor T0
-1 and breaking circuit, the control signal source is inserted metal-oxide-semiconductor T0 respectively through drive circuit
-1 the grid and the input end of breaking circuit, the output terminal of breaking circuit inserts metal-oxide-semiconductor T0
-1 grid, drive circuit comprise triode T01, the T02 that is in series, and breaking circuit comprises triode T03, the T04 that is in series;
Comprise metal-oxide-semiconductor T0 parallel with one another
-2, T0
-3, the control signal source through drive circuit respectively with metal-oxide-semiconductor T0
-2, T0
-3 link to each other; The input end of breaking circuit is through the external electromagnetic valve coil of capacitor C 01-0, and drive circuit is through resistance R 04 and sustained diode 01
-0 external electromagnetic valve coil.
Wherein, metal-oxide-semiconductor T0
-1 operating voltage is 48V, metal-oxide-semiconductor T0
-2, T0
-3 operating voltage is 7.5V.
Two suction port 17 places on the base 12 are provided with O RunddichtringO 13; Be respectively equipped with ellipse seal ring 10 and filter screen seal ring 11 between base 12 and the air chamber 9; Be respectively equipped with square seal ring 6 between spool 5 and the seat cushion 7 and between seat cushion 7 and the air chamber 9; 3 cooperations have screwed togather valve card 1 with packing ring through bolt 2 in the end of valve gap 4.
Below in conjunction with accompanying drawing the present invention is further described:
Referring to Fig. 1, the work of solenoid valve of the present invention is divided into three phases, i.e. solenoid valve attracting process, maintenance attracting process and releasing course.
The attracting process of solenoid valve: before energising, the air pressure in the air chamber is higher than ambient pressure, and there is pressure difference on the moving plate two sides, and moving plate is compelled to the motion of lowpressure direction, and the pressurized gas of therefore having blocked in the air chamber are outwards revealed.After energising, spool produces magnetic field, attracts moving plate to the motion of highpressure direction, and magnetic field produces magnetic force greater than the pressure in the air chamber, and valve is opened, and the high gas in the air chamber is pressed to outer the injection.
Keep attracting process: moving plate by adhesive after, the excitation of electromagnetic coil (magnetic) electric current reduces, but magnetic force is still greater than the pressure in the air chamber, solenoid valve keeps the complete opening state, moving plate keeps the static balance state this moment.
Releasing course: when the solenoid valve outage, electromagnetic force is reduced to zero very soon, and moving plate is under pressure by air pressure, and to the motion of lowpressure direction, the pressurized gas in the blocking-up air chamber outwards circulate.
Referring to Fig. 2, after the control signal of sending when the control signal source is amplified by triode T01, T02, driven MOS pipe T0
-1 opens rapidly, and electromagnetic valve coil moment is magnetized, and attracts the moving plate motion.Capacitor C 01-0 detects the coil current of solenoid valve, after reaching firing current, and triode T03, T04 conducting, thus close metal-oxide-semiconductor T0
-1, opening M OS manages T0
-2, T0
-3, this moment, solenoid valve was in hold mode.When the control signal source stops to send control signal, metal-oxide-semiconductor T0
-2, T0
-3 quit work, and produce backward voltage in the electromagnetic valve coil through sustained diode 01
-0 with resistance R 04, the solenoid valve fast Absorption, this moment, the magnetic force in the electromagnetic coil dropped to zero fast.
Claims (7)
1. high-frequency electromagnetic valve; Include base, it is characterized in that: said base is provided with air chamber, is connected through passage between base and the air chamber; Be respectively equipped with a plurality of suction ports and external source of the gas on the base; The end of said air chamber is provided with a plurality of air outlet holes, and the end face that is positioned at the air chamber around a plurality of air outlet holes is provided with deep gouge and through the moving plate that has been slidingly installed, the bottom of said moving plate is against on a plurality of air outlet holes; Comprise spool, described spool is fixedly mounted on the end of air chamber through seat cushion, and spool is positioned at the top of moving plate, and the end of spool fastens valve gap, and the power supply wiring of spool is drawn from the perforate on the valve gap.
2. the drive circuit based on the described high-frequency electromagnetic valve of claim 1 is characterized in that: include control signal source, metal-oxide-semiconductor T0
-1 and breaking circuit, described control signal source is inserted metal-oxide-semiconductor T0 respectively through drive circuit
-1 the grid and the input end of breaking circuit, the output terminal of said breaking circuit inserts metal-oxide-semiconductor T0
-1 grid, described drive circuit comprise triode T01, the T02 that is in series, and described breaking circuit comprises triode T03, the T04 that is in series;
Comprise metal-oxide-semiconductor T0 parallel with one another
-2, T0
-3, described control signal source through drive circuit respectively with metal-oxide-semiconductor T0
-2, T0
-3 link to each other; The input end of said breaking circuit is through the external electromagnetic valve coil of capacitor C 01-0, and described drive circuit is through resistance R 04 and sustained diode 01
-0 external electromagnetic valve coil.
3. high-frequency electromagnetic valve according to claim 1 is characterized in that: a plurality of suction ports place on the said base is provided with the O RunddichtringO.
4. high-frequency electromagnetic valve according to claim 1 is characterized in that: be respectively equipped with ellipse seal ring and filter screen seal ring between described base and the air chamber.
5. high-frequency electromagnetic valve according to claim 1 is characterized in that: be respectively equipped with the square seal ring between said spool and the seat cushion and between seat cushion and the air chamber.
6. high-frequency electromagnetic valve according to claim 1 is characterized in that: the end of said valve gap has screwed togather the valve card.
7. the drive circuit of high-frequency electromagnetic valve according to claim 2 is characterized in that: said metal-oxide-semiconductor T0
-1 operating voltage is 48V, metal-oxide-semiconductor T0
-2, T0
-3 operating voltage is 7.5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224421.9A CN102410396B (en) | 2011-08-05 | 2011-08-05 | High-frequency electromagnetic valve and driving circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110224421.9A CN102410396B (en) | 2011-08-05 | 2011-08-05 | High-frequency electromagnetic valve and driving circuit thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102410396A true CN102410396A (en) | 2012-04-11 |
| CN102410396B CN102410396B (en) | 2014-04-09 |
Family
ID=45912629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110224421.9A Active CN102410396B (en) | 2011-08-05 | 2011-08-05 | High-frequency electromagnetic valve and driving circuit thereof |
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| Country | Link |
|---|---|
| CN (1) | CN102410396B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112789436A (en) * | 2018-09-28 | 2021-05-11 | 帝肯贸易股份公司 | Method for dispensing or aspirating liquid volumes using a solenoid valve and corresponding dispenser/pipetting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1621722A (en) * | 2003-11-26 | 2005-06-01 | 湖南省安化县特种电磁阀有限责任公司 | High-frequency pulse width modulation controller of magnetic valve and the magnetic valve thereof |
| CN2837626Y (en) * | 2005-09-26 | 2006-11-15 | 高强 | High-frequency solenoid valve |
| CN201561178U (en) * | 2009-09-27 | 2010-08-25 | 宁波舜韵电子有限公司 | A gas solenoid valve driving circuit |
| JP2010226028A (en) * | 2009-03-25 | 2010-10-07 | Denso Corp | Device for driving of inductive load |
| CN202176802U (en) * | 2011-08-05 | 2012-03-28 | 安徽中科光电色选机械有限公司 | High frequency solenoid valve drive circuit |
-
2011
- 2011-08-05 CN CN201110224421.9A patent/CN102410396B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1621722A (en) * | 2003-11-26 | 2005-06-01 | 湖南省安化县特种电磁阀有限责任公司 | High-frequency pulse width modulation controller of magnetic valve and the magnetic valve thereof |
| CN2837626Y (en) * | 2005-09-26 | 2006-11-15 | 高强 | High-frequency solenoid valve |
| JP2010226028A (en) * | 2009-03-25 | 2010-10-07 | Denso Corp | Device for driving of inductive load |
| CN201561178U (en) * | 2009-09-27 | 2010-08-25 | 宁波舜韵电子有限公司 | A gas solenoid valve driving circuit |
| CN202176802U (en) * | 2011-08-05 | 2012-03-28 | 安徽中科光电色选机械有限公司 | High frequency solenoid valve drive circuit |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112789436A (en) * | 2018-09-28 | 2021-05-11 | 帝肯贸易股份公司 | Method for dispensing or aspirating liquid volumes using a solenoid valve and corresponding dispenser/pipetting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102410396B (en) | 2014-04-09 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20120411 Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: ANHUI ZHONGKE OPTIC-ELECTRONIC COLOR SORTER MACHINERY Co.,Ltd. Contract record no.: X2022980017246 Denomination of invention: High frequency solenoid valve and its driving circuit Granted publication date: 20140409 License type: Exclusive License Record date: 20220930 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: High frequency solenoid valve and its driving circuit Effective date of registration: 20221010 Granted publication date: 20140409 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: ANHUI ZHONGKE OPTIC-ELECTRONIC COLOR SORTER MACHINERY Co.,Ltd. Registration number: Y2022980017738 |
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Date of cancellation: 20231107 Granted publication date: 20140409 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: ANHUI ZHONGKE OPTIC-ELECTRONIC COLOR SORTER MACHINERY Co.,Ltd. Registration number: Y2022980017738 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: ANHUI ZHONGKE OPTIC-ELECTRONIC COLOR SORTER MACHINERY Co.,Ltd. Contract record no.: X2022980017246 Date of cancellation: 20231115 |
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| EC01 | Cancellation of recordation of patent licensing contract |