CN108591586A - Measure valve plate power-off protection apparatus - Google Patents
Measure valve plate power-off protection apparatus Download PDFInfo
- Publication number
- CN108591586A CN108591586A CN201810687538.2A CN201810687538A CN108591586A CN 108591586 A CN108591586 A CN 108591586A CN 201810687538 A CN201810687538 A CN 201810687538A CN 108591586 A CN108591586 A CN 108591586A
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- CN
- China
- Prior art keywords
- solenoid valve
- valve plate
- gas outlet
- protection apparatus
- power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measuring Volume Flow (AREA)
Abstract
The present invention relates to a kind of metering valve plate power-off protection apparatus; the device includes the first solenoid valve being connected and second solenoid valve; the air inlet P of first solenoid valve is connected with compressed air; the gas outlet A of first solenoid valve is connected with the exhaust outlet S of the second solenoid valve, and gas outlet B and the cylinders of the second solenoid valve connect.The metering valve plate power-off protection apparatus for using the present invention can save the wastes such as the material caused by power-off, artificial;Power-off protection can be carried out to the valve plate type dosing machine with large and small function of measuring.
Description
Technical field
The present invention relates to field of measuring techniques more particularly to valve plate dosing machines, in particular to a kind of power-off of metering valve plate to protect
Protection unit.
Background technology
The valve plate of valve plate type dosing machine, if powered off in certain component metering process, metering valve plate can be because lose
Control stops in situ, it is possible to lead to the large quantities of wastes of material in metering.
Invention content
The purpose of the present invention is overcoming the above-mentioned prior art, a kind of energy saving material caused by power-off is provided
The wastes such as material, artificial;The metering valve plate that power-off protection can be carried out to the valve plate type dosing machine with large and small function of measuring powers off guarantor
Protection unit.
To achieve the goals above, it the present invention provides a kind of metering valve plate power-off protection apparatus, is mainly characterized by, institute
The device stated includes the first solenoid valve being connected and second solenoid valve, and the air inlet P of first solenoid valve and compression are empty
Gas phase connects, and the gas outlet A of first solenoid valve is connected with the exhaust outlet S of the second solenoid valve, and described the
Gas outlet B and the cylinders of two solenoid valves connect.
Preferably, first solenoid valve is 2/2-way normal-closed electromagnetic valve or two-bit triplet solenoid valve.
Preferably, the second solenoid valve is three center-leakage type solenoid valves or two five-way electromagnetic valves.
Preferably, when the described dosing machine accident power-off, the first solenoid valve dead electricity is normally closed so that compressed air passes through
The air inlet P of the solenoid valve enters gas outlet A, enters back into and the row of the gas outlet A second solenoid valves being connected
Gas port S drives cylinder so that measuring valve plate closes by the gas outlet B of the second solenoid valve.
The metering valve plate power-off protection apparatus for using the present invention can save the wastes such as the material caused by power-off, artificial;
Power-off protection can be carried out to the valve plate type dosing machine with large and small function of measuring.
Description of the drawings
Fig. 1 is the structural schematic diagram of the metering valve plate power-off protection apparatus of the present invention.
Reference numeral
1 first solenoid valve
2 second solenoid valves
Specific implementation mode
In order to more clearly describe the technology contents of the present invention, carried out with reference to specific embodiment further
Description.
As shown in Figure 1, the present invention provides a kind of metering valve plate power-off protection apparatus, it is mainly characterized by, the dress
It sets including the first solenoid valve 1 being connected and second solenoid valve 2, air inlet P and the compressed air phase of first solenoid valve
Connection, the gas outlet A of first solenoid valve are connected with the exhaust outlet S of the second solenoid valve, the described second electricity
Gas outlet B and the cylinders of magnet valve connect.
In a kind of preferably embodiment, first solenoid valve is 2/2-way normal-closed electromagnetic valve or two three
Three-way electromagnetic valve, the invention is not limited thereto, can also use the solenoid valve of other forms.
In a kind of preferably embodiment, the second solenoid valve is 3 position-5 way solenoid valve or two five energization magnetic
Valve, the invention is not limited thereto, can also use the solenoid valve of other forms.Preferably, the second solenoid valve is in three
Let out formula solenoid valve.
In a kind of preferably embodiment, dosing machine be switched on it is electric after, the first solenoid valve excitation is normally opened;The metering
When machine accident power-off, the first solenoid valve dead electricity is normally closed so that air inlet P of the compressed air through the solenoid valve enters
Gas outlet A, enter back into the exhaust outlet S of the gas outlet A second solenoid valves being connected, pass through the second solenoid valve
Gas outlet B driving cylinder make measure valve plate close.
The metering valve plate power-off protection apparatus for using the present invention can save the wastes such as the material caused by power-off, artificial;
Power-off protection can be carried out to the valve plate type dosing machine with large and small function of measuring.
In this description, the present invention is described with reference to its specific embodiment.But it is clear that can still make
Various modifications and alterations are without departing from the spirit and scope of the invention.Therefore, the description and the appended drawings should be considered as illustrative
And not restrictive.
Claims (4)
1. a kind of metering valve plate power-off protection apparatus, which is characterized in that the device include the first solenoid valve for being connected and
The air inlet P of second solenoid valve, first solenoid valve is connected with compressed air, the gas outlet of first solenoid valve
A is connected with the exhaust outlet S of the second solenoid valve, and gas outlet B and the cylinders of the second solenoid valve connect.
2. metering valve plate power-off protection apparatus according to claim 1, which is characterized in that first solenoid valve is two
Two logical normal-closed electromagnetic valves of position or two-bit triplet solenoid valve.
3. metering valve plate power-off protection apparatus according to claim 1, which is characterized in that the second solenoid valve is three
Position center-leakage type solenoid valve or two five-way electromagnetic valves.
4. metering valve plate power-off protection apparatus according to claim 1, which is characterized in that the dosing machine accident power-off
When, the first solenoid valve dead electricity is normally closed to make air inlet P of the compressed air through the solenoid valve enter gas outlet A, then
Into the exhaust outlet S for the second solenoid valve being connected with the gas outlet A, pass through the gas outlet B of the second solenoid valve
Driving cylinder so that measuring valve plate closes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810687538.2A CN108591586A (en) | 2018-06-28 | 2018-06-28 | Measure valve plate power-off protection apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810687538.2A CN108591586A (en) | 2018-06-28 | 2018-06-28 | Measure valve plate power-off protection apparatus |
Publications (1)
Publication Number | Publication Date |
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CN108591586A true CN108591586A (en) | 2018-09-28 |
Family
ID=63634838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810687538.2A Withdrawn CN108591586A (en) | 2018-06-28 | 2018-06-28 | Measure valve plate power-off protection apparatus |
Country Status (1)
Country | Link |
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CN (1) | CN108591586A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113339566A (en) * | 2021-05-19 | 2021-09-03 | 合肥金星机电科技发展有限公司 | Power-off and gas-off protection device for sampling equipment |
Citations (9)
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---|---|---|---|---|
EP0470847A1 (en) * | 1990-08-08 | 1992-02-12 | Emhart Inc. | Rivet setting tool |
CN201605353U (en) * | 2009-12-14 | 2010-10-13 | 中国电子科技集团公司第四十八研究所 | Furnace door control mechanism of soft landing diffusion facility |
CN202305192U (en) * | 2011-10-11 | 2012-07-04 | 湖北航达科技有限公司 | Pneumatic system for quick-dismounted clamp |
CN202399653U (en) * | 2011-12-20 | 2012-08-29 | 安徽力宇电脑设备制造有限责任公司 | System for automatically detecting distance between spray head of inkjet printer and medium |
CN203259483U (en) * | 2013-03-21 | 2013-10-30 | 丹东东方测控技术有限公司 | Power-off automatic lifting protection apparatus suitable for X-fluorescence multi-element analyzer |
CN103382969A (en) * | 2013-07-01 | 2013-11-06 | 中国人民解放军装甲兵工程学院 | Pneumatic automatic operating device for vehicle clutch |
CN203414779U (en) * | 2013-08-26 | 2014-01-29 | 江西中烟工业有限责任公司兴国卷烟厂 | Monitoring device for knife-gate pneumatic system of tobacco filament cutter in SQ3 series |
CN206129755U (en) * | 2016-10-17 | 2017-04-26 | 大连现代辅机开发制造有限公司 | Go up and down to wash safe control circuit who promotes cylinder |
CN208535284U (en) * | 2018-06-28 | 2019-02-22 | 川田机械制造(上海)有限公司 | Measure valve plate power-off protection apparatus |
-
2018
- 2018-06-28 CN CN201810687538.2A patent/CN108591586A/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0470847A1 (en) * | 1990-08-08 | 1992-02-12 | Emhart Inc. | Rivet setting tool |
CN201605353U (en) * | 2009-12-14 | 2010-10-13 | 中国电子科技集团公司第四十八研究所 | Furnace door control mechanism of soft landing diffusion facility |
CN202305192U (en) * | 2011-10-11 | 2012-07-04 | 湖北航达科技有限公司 | Pneumatic system for quick-dismounted clamp |
CN202399653U (en) * | 2011-12-20 | 2012-08-29 | 安徽力宇电脑设备制造有限责任公司 | System for automatically detecting distance between spray head of inkjet printer and medium |
CN203259483U (en) * | 2013-03-21 | 2013-10-30 | 丹东东方测控技术有限公司 | Power-off automatic lifting protection apparatus suitable for X-fluorescence multi-element analyzer |
CN103382969A (en) * | 2013-07-01 | 2013-11-06 | 中国人民解放军装甲兵工程学院 | Pneumatic automatic operating device for vehicle clutch |
CN203414779U (en) * | 2013-08-26 | 2014-01-29 | 江西中烟工业有限责任公司兴国卷烟厂 | Monitoring device for knife-gate pneumatic system of tobacco filament cutter in SQ3 series |
CN206129755U (en) * | 2016-10-17 | 2017-04-26 | 大连现代辅机开发制造有限公司 | Go up and down to wash safe control circuit who promotes cylinder |
CN208535284U (en) * | 2018-06-28 | 2019-02-22 | 川田机械制造(上海)有限公司 | Measure valve plate power-off protection apparatus |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113339566A (en) * | 2021-05-19 | 2021-09-03 | 合肥金星机电科技发展有限公司 | Power-off and gas-off protection device for sampling equipment |
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PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180928 |