CN108843840A - The pressure-regulating valve system and its application method of manual/automatic integrated compressed air - Google Patents
The pressure-regulating valve system and its application method of manual/automatic integrated compressed air Download PDFInfo
- Publication number
- CN108843840A CN108843840A CN201811046942.8A CN201811046942A CN108843840A CN 108843840 A CN108843840 A CN 108843840A CN 201811046942 A CN201811046942 A CN 201811046942A CN 108843840 A CN108843840 A CN 108843840A
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- China
- Prior art keywords
- pressure
- manual
- compressed air
- valve
- air
- 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.)
- Pending
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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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
-
- 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
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
-
- 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
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0075—For recording or indicating the functioning of a valve in combination with test equipment
- F16K37/0091—For recording or indicating the functioning of a valve in combination with test equipment by measuring fluid parameters
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The invention discloses a kind of pressure-regulating valve system of manual/automatic integrated compressed air and application methods, include admission line, pressure gauge, hand automatic control relief pressure valve, pressure sensor, PLC control system, admission line and pressure sensor；According to customer demand, set PLC control system pressure value, reach control and regulation compressed air by driving the running of gear wheel 9 forward or reverse by the electric adjusting device or manual adjustment knob on the hand automatic control relief pressure valve that is arranged between admission line and outlet pipe；And passing through pressure sensor, the air pressure value in Real-time Feedback pipeline is shown after the pressure gauge on pipeline.The present invention can guarantee accurate atmospheric pressure value, and Real-time Feedback valve export and inlet pressure level；The present invention can mitigate commissioning staff's workload, be integrated with good promotion to the production technology of factory products.
Description
Technical field
The present invention relates to a kind of pressure-regulating valves of compressed air, and in particular to a kind of pressure of manual, automatic integrated control
The pressure-regulating valve of contracting air belongs to the technical field of pipeline pressure control.
Background technique
Existing air compressor machine unidirectionally supplies compressed air, mostly uses manually adjust the control pressures such as pressure regulator valve, manual ball valve greatly,
Compressed air pressure is adjusted uses manual adjustment mode substantially, to adapt to technique requirement.During manually adjusting, setting value is needed
Rotational handle is realized, for specific region, pressure need to follow the position Parameters variation of product and that pressure adjustment frequency is high,
It manually adjusts and is unable to complete.
Secondly, this regulative mode is extremely difficult to the requirement precisely used, the measurement of pressure is to pass through people after adjusting first
It visually observes pressure regulator valve and carries what pressure gauge was got, do not feed back specific pressure in escape pipe installation determining instrument, because for
Atmospheric pressure be not it is unalterable, admission pressure fluctuate when, manual pressure regulating valve cannot be adjusted with pressure change, outlet pressure
Also change therewith.In addition, the installation site of some pressure regulator valves not in the place for being easy to adjust, causes to adjust difficult.
Summary of the invention
The object of the present invention is to provide one kind can be according to customer demand, in central control board (hereinafter referred to as PLC control system
System) input required pressure, electric adjusting device meeting automatic pressure regulation, and Real-time Feedback valve export and Inlet air pressure value
Manual, electric integrated sort of air pressure adjusting valve.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is to provide the pressure of manual/automatic integrated compressed air
Regulating valve system, including admission line, pressure gauge, hand automatic control relief pressure valve, pressure sensor, PLC control system, admission line；
The hand automatic control relief pressure valve is arranged between admission line and outlet pipe, and the admission line is equipped with pressure gauge, it is described go out
Feed channel is equipped with pressure sensor, the input terminal connection of the pressure sensor output end and PLC control system；The hand is certainly
Controlling pressure reducing valve includes valve body, and the two sides of the valve body are separately connected admission line and outlet pipe, and the valve body is equipped with canine tooth
Wheel, manual adjustment knob is inserted into the center of circle of gear wheel, by lifting manual adjustment knob, disengages with pinion gear, and rotary manual
Adjusting knob forward or reverse, drives gear wheel forward or reverse, and the pressure for reaching the control and regulation intracorporal compressed air of valve is big
It is small；The side of the valve body is equipped with motor deceleration device, and the output end of PLC control system is connected with motor deceleration device.
Preferably, the motor deceleration device includes micromotor, and the micromotor is equipped with pinion gear, institute
Pinion gear is stated to be meshed with gear wheel.
Preferably, the micromotor is connect by valve body connecting component with valve body.
Preferably, the micromotor is connect with gear wheel by motor coupling portion part.
Preferably, pressure gauge is additionally provided on the gas outlet pipe.
Preferably, the hand automatic control relief pressure valve is externally provided with outer protection shell, for protecting motor deceleration device.
Preferably, cover plate, the shape and outer protection of the cover plate are equipped between the manual adjustment knob and gear wheel
Match at the top of shell.
The present invention also provides a kind of method of pressure-regulating valve system for implementing manual/automatic integrated compressed air, operation sides
Method is as follows：
Firstly, air pressure value required for setting PLC control system, opens admission line, when air enters air inlet pipe
When road, hand automatic control relief pressure valve can pass through the micro electric on hand automatic control relief pressure valve according to the preset air pressure value of PLC control system
Motivation drives running of the pinion gear with the gear wheel that is mounted on valve body forward or reverse on micromotor, works as outlet
Road pressure sensor numerical value is mutually simultaneously stopped movement with setting pressure；Or lift simultaneously rotary manual adjusting knob, disengage small tooth
Wheel, rotates forward or reverse manual adjustment knob, and the gear wheel for driving it to connect operates forward or reverse, when outlet pressure senses
It shows that numerical value is mutually simultaneously stopped on device, is reached by the method for above two automatic or manual and control to adjust reaching for compressed air
The size of preset pressure value；
When admission pressure is stablized, by PLC control system motorized adjustment or air pressure value can be manually adjusted at any time；
When admission pressure fluctuation, the signal of the pressure sensor outflow air pressure value on outlet pipe is controlled to PLC
System, after the air pressure value that PLC control system input terminal receives does not meet the signal of preset standard, PLC control system
Output end outputs signal to micromotor, and control motor drives pinion gear and the running of gear wheel forward or reverse；Or
By the manual adjustment knob on hand automatic control relief pressure valve, lifts and rotary manual adjusting knob, disengagement pinion gear drive gear wheel
It rotates forward or reverse, the pressure size for controlling to adjust compressed air is reached by the method for above two automatic or manual；
Meanwhile PLC control system issues signal to pressure sensor in real time, starts to detect the air pressure in outlet pipe
Value whether compound preset standard, and pass through the air pressure in the pressure gauge display pipes on gas admission line and outlet pipe
Value is monitored and is detected in real time adjusting to the air pressure value in pipeline with the running of this real-time circulation.
The present invention can be according to customer demand, and pressure needed for inputting in PLC control system, electric adjusting device can automatically adjust
Pressure guarantees accurate atmospheric pressure value, and Real-time Feedback valve export and inlet pressure, and when needing to stablize atmospheric pressure value, can be with
When adjust pressure value.When supply gas pressure is unstable, is changed by pressure sensor feedback pressure, adjust pressure in time.This hair
It is bright to mitigate commissioning staff's workload, good promotion is integrated with to the production technology of factory products.
Detailed description of the invention
Fig. 1 is the flow diagram of the pressure-regulating valve system of manual/automatic integrated compressed air provided by the invention；
Fig. 2 is the pressure-regulating valve system structure diagram of manual/automatic integrated compressed air provided by the invention；
Fig. 3 is removal valve body protection dress in the pressure-regulating valve system of manual/automatic integrated compressed air provided by the invention
Set the gear drive adjustment structure schematic diagram of connection；
Fig. 4 is structural exploded view in the pressure-regulating valve system of manual/automatic integrated compressed air.
Serial number in figure：1- admission line；2- pressure gauge；3- outer protection shell；4- pressure sensor；5- outlet pipe；
6- micromotor；7- pinion gear；8- manual adjustment knob；9- gear wheel；10- valve body；11- motor coupling portion part；12- valve body
Connecting component；13- hand automatic control relief pressure valve；14-PLC control system；15- cover plate.
Specific embodiment
In order to make the present invention more obvious and understandable, hereby with preferred embodiment, and attached drawing is cooperated to be described in detail below.
It is the pressure-regulating valve system of manual/automatic integrated compressed air provided by the invention shown in Fig. 1 to Fig. 4, including into
Feed channel 1, pressure gauge 2, hand automatic control relief pressure valve 13, pressure sensor 4, PLC control system 14 and admission line 5；The hand is certainly
It controls pressure reducing valve 13 to be arranged between admission line 1 and outlet pipe 5, on the admission line 1 and is equipped with pressure on outlet pipe 5
Power table 2；The outlet pipe 5 is equipped with pressure sensor 4, and the pressure sensor 4 is connect with PLC control system 14, the PLC
For control system 14 by issuing signal in real time to pressure sensor 4, whether the air pressure value for starting to detect in outlet pipe 5 is multiple
Preset standard is closed, and by the air pressure value in 2 display pipes of pressure gauge on gas admission line 1 and outlet pipe 5, with this
Real-time circulation running is monitored and is detected in real time adjusting to the air pressure value in pipeline.
The hand automatic control relief pressure valve 13 includes valve body 10, and the two sides of the valve body 10 are separately connected admission line 1 and outlet
Pipeline 5.The valve body 10 is equipped with gear wheel 9, and manual adjustment knob 8 is inserted into the center of circle of gear wheel 9；The side of the valve body 10
Equipped with motor deceleration device, the output end of PLC control system (14) is connected with motor deceleration device, the motor deceleration
Device is connect with valve body 10 by valve body connecting component 12, and gear wheel 9 passes through motor coupling portion part 11 and motor deceleration device
Connection.
The motor deceleration device includes micromotor 6, and micromotor 6 is connect with pinion gear 7, pinion gear 7 with
Gear wheel 9 is meshed；When the operating of micromotor 6, pinion gear 7 on micromotor 6 and the gear wheel that engages are driven
Running forward or reverse；Or it by lifting manual adjustment knob 8, is disengaged with pinion gear 7, and adjust manually forward or reverse
Knob 8 is saved, drives the gear wheel 9 connecting with manual adjustment knob forward or reverse, reaches the pressure for controlling to adjust compressed air
Size.
Further, the present invention is externally provided with outer protection shell 3 in hand automatic control relief pressure valve 13, in manual adjustment knob 8 and canine tooth
Cover plate 15 is equipped between wheel 9, the shape of the cover plate 15 and the top of outer protection shell 3 match, for protecting motor to subtract
Speed variator.
The present invention also provides a kind of method of pressure-regulating valve system for implementing manual/automatic integrated compressed air, operation sides
Method is as follows：
Firstly, air pressure value required for setting PLC control system 14, opens admission line 1, when air enters air inlet
When pipeline 1, hand automatic control relief pressure valve 13 can pass through hand automatic control relief pressure valve 13 according to the preset air pressure value of PLC control system 14
On micromotor 6 drive the pinion gear 7 on micromotor 6 with the gear wheel 9 that is mounted on valve body 10 forward or reverse
Running, when outlet conduit pressure sensor numerical value and setting pressure be mutually simultaneously stopped movement；Or lift simultaneously rotary manual
Adjusting knob 8 disengages pinion gear 7, rotates forward or reverse manual adjustment knob 8, the rotating forward of gear wheel 9 or anti-for driving it to connect
Transhipment is made, and when showing that numerical value is mutually simultaneously stopped on outlet pressure sensor, is reached by the method for above two automatic or manual
Control to adjust the size for reaching preset pressure value of compressed air；
When admission pressure is stablized, by 14 motorized adjustment of PLC control system or air pressure value can be manually adjusted at any time；
When admission pressure fluctuation, the signal that the pressure sensor 4 on outlet pipe 5 spreads out of air pressure value is controlled to PLC
System 14 processed, after the air pressure value that 14 input terminal of PLC control system receives does not meet the signal of preset standard, PLC control
The output end of system 14 outputs signal to micromotor 6, and control motor 6 drives pinion gear 7 and gear wheel 9 forward or reverse
Running；Or by the manual adjustment knob 8 on hand automatic control relief pressure valve 13, lifts and rotary manual adjusting knob 8, disengagement are small
Gear 7 drives gear wheel 9 to rotate forward or reverse, and reaches control and regulation compression by the method for above two automatic or manual
The pressure size of air；
Meanwhile PLC control system 14 issues signal to pressure sensor 4 in real time, starts to detect the air in outlet pipe 5
The whether compound preset standard of pressure value, and pass through the sky in 2 display pipes of pressure gauge on gas admission line 1 and outlet pipe 5
Air pressure force value is monitored and is detected in real time adjusting to the air pressure value in pipeline with the running of this real-time circulation.
The present invention can be according to customer demand, and pressure needed for inputting in PLC control system, electric adjusting device can automatically adjust
Pressure guarantees accurate atmospheric pressure value, and Real-time Feedback valve export and inlet pressure, and when needing to stablize atmospheric pressure value, can be with
When adjust pressure value.When supply gas pressure is unstable, is changed by pressure sensor feedback pressure, adjust pressure in time.This hair
It is bright to mitigate commissioning staff's workload, good promotion is integrated with to the production technology of factory products.
Claims (8)
1. the pressure-regulating valve system of manual/automatic integrated compressed air, which is characterized in that including admission line (1), pressure gauge
(2), hand automatic control relief pressure valve (13), pressure sensor (4), PLC control system (14), admission line (5)；The hand automatic control decompression
Valve (13) is arranged between admission line (1) and outlet pipe (5), and the admission line (1) is equipped with pressure gauge (2), described
Outlet pipe (5) is equipped with pressure sensor (4), the input of pressure sensor (4) output end and PLC control system (14)
End connection；The hand automatic control relief pressure valve (13) includes valve body (10), and the two sides of the valve body 10 are separately connected admission line 1 and go out
Feed channel 5, the valve body (10) are equipped with gear wheel (9), and manual adjustment knob (8) is inserted into the center of circle of gear wheel (9), by mentioning
It rises manual adjustment knob (8), is disengaged with pinion gear (7), and rotary manual adjusting knob (8) is forward or reverse, drive gear wheel
(9) forward or reverse, reach the pressure size for controlling to adjust the compressed air in valve body (10)；The side of the valve body (10) is set
There is motor deceleration device, the output end of PLC control system (14) is connected with motor deceleration device.
2. the pressure-regulating valve system of manual/automatic integrated compressed air as described in claim 1, which is characterized in that described electronic
Machine deceleration device includes micromotor (6), the micromotor (6) be equipped with pinion gear (7), the pinion gear (7) with
Gear wheel (9) is meshed.
3. the pressure-regulating valve system of manual/automatic integrated compressed air as claimed in claim 2, which is characterized in that described miniature
Motor (6) is connect by valve body connecting component (12) with valve body (10).
4. the pressure-regulating valve system of manual/automatic integrated compressed air as claimed in claim 3, which is characterized in that described miniature
Motor (6) is connect by motor coupling portion part (11) with gear wheel (9).
5. the pressure-regulating valve system of manual/automatic integrated compressed air as claimed in claim 4, which is characterized in that the gas goes out
Pressure gauge (2) are additionally provided in feed channel (5).
6. the pressure-regulating valve system of manual/automatic integrated compressed air as described in claim 1, which is characterized in that the hand is certainly
Control pressure reducing valve (13) is externally provided with outer protection shell (3), for protecting motor deceleration device.
7. the pressure-regulating valve system of manual/automatic integrated compressed air as claimed in claim 6, which is characterized in that described manual
Cover plate (15) are equipped between adjusting knob (8) and gear wheel (9), the shape of the cover plate (15) and the top of outer protection shell (3)
Portion matches.
8. a kind of side for the pressure-regulating valve system for implementing the described in any item manual/automatic integrated compressed airs of claim 1-7
Method, operating method are as follows：
Firstly, air pressure value required for setting PLC control system (14), is opened admission line (1), when air enters air inlet
When pipeline (1), hand automatic control relief pressure valve (13) can be subtracted according to PLC control system (14) preset air pressure value by hand automatic control
Micromotor (6) in pressure valve (13) drive pinion gear (7) on micromotor (6) be mounted on it is big on valve body (10)
The running of gear (9) forward or reverse, when outlet conduit pressure sensor numerical value and setting pressure are mutually simultaneously stopped movement；Or
Person lifts and rotary manual adjusting knob (8), disengages pinion gear (7), rotates forward or reverse manual adjustment knob (8), drives
Its gear wheel (9) connected operates forward or reverse, when showing that numerical value is mutually simultaneously stopped on outlet pressure sensor, by above-mentioned
The method of two kinds of automatic or manuals reaches the size for reaching preset pressure value for controlling to adjust compressed air；
When admission pressure is stablized, PLC control system (14) motorized adjustment can be passed through at any time or manually adjust air pressure value；
When admission pressure fluctuation, the signal of pressure sensor (4) the outflow air pressure value on outlet pipe (5) is controlled to PLC
System (14) processed, after the air pressure value that PLC control system (14) input terminal receives does not meet the signal of preset standard, PLC
The output end of control system (14) outputs signal to micromotor (6), and control motor (6) drives pinion gear (7) and canine tooth
Take turns the running of (9) forward or reverse；Or by the manual adjustment knob (8) on hand automatic control relief pressure valve (13), lifts and rotate
Manual adjustment knob (8) disengages pinion gear (7), and gear wheel (9) is driven to rotate forward or reverse, by above two automatic or
Manually method reaches the pressure size for controlling to adjust compressed air；
Meanwhile PLC control system (14) issues signal to pressure sensor (4) in real time, starts to detect the sky in outlet pipe (5)
The whether compound preset standard of air pressure force value, and pass through pressure gauge (2) display tube on gas admission line (1) and outlet pipe (5)
Air pressure value in road is monitored and is detected in real time adjusting to the air pressure value in pipeline with the running of this real-time circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811046942.8A CN108843840A (en) | 2018-09-08 | 2018-09-08 | The pressure-regulating valve system and its application method of manual/automatic integrated compressed air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811046942.8A CN108843840A (en) | 2018-09-08 | 2018-09-08 | The pressure-regulating valve system and its application method of manual/automatic integrated compressed air |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108843840A true CN108843840A (en) | 2018-11-20 |
Family
ID=64189438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811046942.8A Pending CN108843840A (en) | 2018-09-08 | 2018-09-08 | The pressure-regulating valve system and its application method of manual/automatic integrated compressed air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108843840A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750157A (en) * | 2020-07-06 | 2020-10-09 | 中汽研汽车检验中心(宁波)有限公司 | Pneumatic manual and electric adjusting device for adhesion coefficient utilization rate test |
| CN112502936A (en) * | 2020-11-18 | 2021-03-16 | 安徽科海压缩机制造有限公司 | Automatic air pressure adjusting device of compressor |
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|---|---|---|---|---|
| US5029597A (en) * | 1990-01-22 | 1991-07-09 | Liberty Technology Center, Inc. | Controller for controlling the operation of a motor operated valve combination |
| CN103697214A (en) * | 2013-12-23 | 2014-04-02 | 卓旦春 | Intelligent valve and control method thereof |
| KR20140061338A (en) * | 2014-04-21 | 2014-05-21 | (주)에너토크 | Valve actuator device including torque sensor unit |
| CN204985892U (en) * | 2015-10-09 | 2016-01-20 | 北京爱社时代科技发展有限公司 | Automatically controlled compressed air relief pressure valve of intelligence |
| CN206277556U (en) * | 2016-12-06 | 2017-06-27 | 福建省益震科技有限公司 | Tyre vulcanization sizing control pressurer system |
-
2018
- 2018-09-08 CN CN201811046942.8A patent/CN108843840A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5029597A (en) * | 1990-01-22 | 1991-07-09 | Liberty Technology Center, Inc. | Controller for controlling the operation of a motor operated valve combination |
| CN103697214A (en) * | 2013-12-23 | 2014-04-02 | 卓旦春 | Intelligent valve and control method thereof |
| KR20140061338A (en) * | 2014-04-21 | 2014-05-21 | (주)에너토크 | Valve actuator device including torque sensor unit |
| CN204985892U (en) * | 2015-10-09 | 2016-01-20 | 北京爱社时代科技发展有限公司 | Automatically controlled compressed air relief pressure valve of intelligence |
| CN206277556U (en) * | 2016-12-06 | 2017-06-27 | 福建省益震科技有限公司 | Tyre vulcanization sizing control pressurer system |
Non-Patent Citations (1)
| Title |
|---|
| 饶纪杭等: "《阀门电动装置》", 31 March 1982, 电力工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750157A (en) * | 2020-07-06 | 2020-10-09 | 中汽研汽车检验中心(宁波)有限公司 | Pneumatic manual and electric adjusting device for adhesion coefficient utilization rate test |
| CN112502936A (en) * | 2020-11-18 | 2021-03-16 | 安徽科海压缩机制造有限公司 | Automatic air pressure adjusting device of compressor |
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Application publication date: 20181120 |
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| RJ01 | Rejection of invention patent application after publication |