CN111538358A - Thin type precision voltage regulating system - Google Patents
Thin type precision voltage regulating system Download PDFInfo
- Publication number
- CN111538358A CN111538358A CN202010397690.4A CN202010397690A CN111538358A CN 111538358 A CN111538358 A CN 111538358A CN 202010397690 A CN202010397690 A CN 202010397690A CN 111538358 A CN111538358 A CN 111538358A
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- Prior art keywords
- exhaust
- pressure regulating
- electric control
- control valve
- channel
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 56
- 238000009434 installation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- IVVNZDGDKPTYHK-UHFFFAOYSA-N 1-cyano-2-(3,3-dimethylbutan-2-yl)-3-pyridin-4-ylguanidine Chemical compound CC(C)(C)C(C)N=C(NC#N)NC1=CC=NC=C1 IVVNZDGDKPTYHK-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229960002310 pinacidil Drugs 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
- G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
- G05D16/2013—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means
- G05D16/2026—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using throttling means as controlling means with a plurality of throttling means
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- 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
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
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- 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
- F16K37/0025—Electrical or magnetic means
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention discloses a thin type precise pressure regulating system which is characterized by comprising a pressure regulating base body and a pressure regulating processor, wherein the pressure regulating base body is provided with an exhaust channel, an air inlet channel and an air outlet channel, an exhaust electric control valve and an air inlet electric control valve are installed on the pressure regulating base body, a pressure sensor is installed at the air outlet channel, an exhaust electric control valve is installed at an exhaust port of the exhaust channel, an air inlet electric control valve is installed on the air inlet channel, an air inlet port of the exhaust channel is communicated with an air outlet port of the air inlet electric control valve, the air outlet channel is communicated with the exhaust channel, and the pressure regulating processor is respectively connected with the exhaust electric control valve and. The automatic air pressure regulating valve can automatically regulate the internal air pressure of the air control pressure regulating valve, and is also suitable for occasions with high pressure requirements and low flow requirements.
Description
Technical Field
The invention relates to the technical field of automatic pressure regulating systems applied to industrial automation equipment, in particular to a thin type precise pressure regulating system.
Background
At present, the control of some pneumatic control pressure regulating valves generally adopts a manual control mode, however, when an industrial automation device with the pneumatic control pressure regulating valve is operated, the air pressure of the pneumatic control pressure regulating valve needs to be adjusted manually, and the manual work needs to pay attention to the air pressure of the pneumatic control pressure regulating valve in real time, so that the use of the pneumatic control pressure regulating valve is complicated, and therefore, a pressure regulating system capable of automatically controlling the air pressure in the pneumatic control pressure regulating valve is urgently needed based on the defect.
Disclosure of Invention
The invention aims to provide a thin precision pressure regulating system which is designed to solve the defects of the prior art.
The invention discloses a thin precise pressure regulating system which comprises a pressure regulating base body and a pressure regulating processor, wherein the pressure regulating base body is provided with an exhaust channel, an air inlet channel and an air outlet channel, an exhaust electric control valve and an air inlet electric control valve are installed on the pressure regulating base body, a pressure sensor is installed at the position of the air outlet channel, an exhaust electric control valve is installed at an exhaust port of the exhaust channel, an air inlet electric control valve is installed on the air inlet channel, an air inlet port of the exhaust channel is communicated with an air outlet port of the air inlet electric control valve, the air outlet channel is communicated with the exhaust channel, and the pressure regulating processor is respectively connected with the exhaust electric.
Preferably, the exhaust electric control valve and the intake electric control valve are respectively an exhaust electromagnetic valve and an intake electromagnetic valve.
Preferably, the pressure regulating base body is also provided with an exhaust port channel, and an air outlet of the exhaust electric control valve is communicated with the exhaust port channel.
Preferably, the display set is connected with the voltage regulation processor.
Preferably, the pressure regulating processor comprises a Central Processing Unit (CPU), an electromagnetic valve driving circuit and a sensor collecting circuit, the electromagnetic valve driving circuit and the sensor collecting circuit are both connected with the CPU, the sensor collecting circuit is connected with the pressure sensor, the electromagnetic valve driving circuit is respectively connected with the exhaust electromagnetic valve and the air inlet electromagnetic valve, and the display unit is connected with the CPU.
Preferably, the device further comprises an analog input circuit and an analog output circuit, wherein the analog input circuit and the analog output circuit are both connected with the central processing unit CPU.
Preferably, the pin of the central processing unit is connected with a reset circuit.
Preferably, the pin of the central processing unit is connected with a key circuit.
Preferably, the sensor acquisition circuit comprises an operational amplifier and an analog-to-digital converter, the pressure sensor is connected with the operational amplifier, and the analog-to-digital converter is respectively connected with the operational amplifier and the central processing unit.
The thin type precise pressure regulating system has the structure with pressure sensing and processing functions, and can accurately sense and regulate the pressure of the air outlet in real time; the pneumatic control pressure regulating valve is also provided with signal input and feedback functions, can receive signals sent by an upper computer, automatically regulate the pressure output of the air outlet according to the signals, and can output pressure signals to the upper computer in real time so as to further automatically regulate the internal air pressure of the pneumatic control pressure regulating valve, and is also suitable for occasions with high pressure requirements and low flow requirements.
Drawings
FIG. 1 is the whole structure diagram of embodiment 1;
FIG. 2 is the whole structure diagram of embodiment 1 (II);
FIG. 3 is a schematic diagram of a CPU circuit configuration of embodiment 1;
FIG. 4 is a schematic structural view of a solenoid valve driving circuit according to embodiment 1;
FIG. 5 is a schematic view of a sensor acquisition circuit according to embodiment 1;
FIG. 6 is a schematic circuit diagram of a display module according to embodiment 1;
FIG. 7 is a schematic diagram of an analog input circuit of embodiment 1;
fig. 8 is a schematic diagram of an analog output circuit configuration of embodiment 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Example (b):
as shown in fig. 1 to 8, the thin precision pressure regulating system described in this embodiment includes a pressure regulating base 1 having an exhaust channel 13, an inlet channel 11 and an outlet channel 12, and a pressure regulating processor 5, an exhaust electric control valve 3 and an air inlet electric control valve 4 are installed on a pressure regulating base body 5, a pressure sensor 2 is installed at the position of an air outlet channel 12, the exhaust electric control valve 3 is installed at an exhaust port of an exhaust channel 13, the air inlet electric control valve 4 is installed on an air inlet channel 12, the air inlet port of the exhaust channel 13 is communicated with the air outlet port of the air inlet electric control valve 4, the air outlet channel 12 is communicated with the exhaust channel 13, a pressure regulating processor 5 is respectively connected with the exhaust electric control valve 3 and the air inlet electric control valve 4, furthermore, the exhaust electric control valve 3 and the air inlet electric control valve 4 are respectively an exhaust electromagnetic valve and an air inlet electromagnetic valve, an air outlet channel 14 is further arranged on the pressure regulating base body, and an air.
In the structure, air is fed through an air inlet of the air inlet channel, the air inlet electromagnetic valve is powered on and switched off at the moment, the exhaust electromagnetic valve is powered off and switched off to enable the air outlet channel to give out air, wherein the pressure sensor monitors air pressure in the air outlet channel in real time, monitored data are directly transmitted to the pressure regulating processor, the pressure regulating processor controls the air inlet electromagnetic valve to be powered off and switched off after the monitored pressure data reach a pressure value preset by a program in the pressure regulating processor so as to stop air inlet, the exhaust electromagnetic valve is powered on and switched on after the monitored pressure data exceed the pressure value preset by the program in the pressure regulating processor in the air inlet stopping process, and then the air at the air outlet channel is exhausted through the exhaust channel, the exhaust electromagnetic valve and the exhaust port.
In this embodiment, the pressure regulating processor 5 includes a central processing unit CPU, an electromagnetic valve driving circuit 8 and a sensor collecting circuit 9, the electromagnetic valve driving circuit and the sensor collecting circuit are both connected to the central processing unit CPU, the sensor collecting circuit 9 is connected to the pressure sensor U1, the electromagnetic valve driving circuit 8 is connected to the exhaust electromagnetic valve 3 and the intake electromagnetic valve 4, respectively, and the display unit is connected to the central processing unit CPU.
Based on the above structure, pin P1 of the CPU performs control program input, pin NRST is connected to the reset circuit, pins KEY1, KEY2, and KEY3 are connected to the KEY circuits SW1, SW2, and SW3, pins OUT2 MCU and OUT1 MCU are connected to pin OUT2 MCU and pin OUT1 MCU of the solenoid valve driving circuit, pins OUT1 and OUT2 of the solenoid valve driving circuit are connected to the exhaust solenoid valve and the intake solenoid valve, pins SDA and SCL of the CPU are connected to the analog-to-digital converter U2 of the sensor acquisition circuit, and the analog-to-digital converter U2 is connected to the operational amplifier U3, and the operational amplifier U3 is connected to the pressure sensor U1, so that the pressure sensor U1 outputs weak pressure signals, which are amplified by the operational amplifier U3 and then output digital signals through the analog-to-digital converter U2, and the CPU reads digital signals to process them to obtain control commands, so as to control the exhaust solenoid valve or the intake solenoid valve, and the pressure obtained by the CPU is vertically transmitted to the display group for displaying.
In the embodiment, the device also comprises an analog input circuit and an analog output circuit, wherein the analog input circuit and the analog output circuit are connected with the central processing unit CPU; the pin DAC OUT of the CPU collects analog quantity voltage (0-2.5V) output by an analog quantity input circuit, at the moment, 1-10V or 1-5V analog voltage is input by the analog quantity input circuit from the outside, the analog quantity input circuit is subjected to proportional amplification and reduction through an operational amplifier U10 and an operational amplifier U11 to obtain 0-2.5V voltage for the CPU to collect so as to supply power to the CPU, the pin DAC OUT1 is connected with the pin DACOUT1 of the analog input circuit, and the analog voltage output by the CPU is amplified by the U5 and then is output by the pin OUT2 to output 1-10V or 1-5V analog voltage for external equipment to collect.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as those of the present application, fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a slim accurate pressure regulating system, a serial communication port, including having exhaust passage, inlet channel and outlet channel's pressure regulating base member, and pressure regulating treater, and install exhaust electric control valve and the electric control valve that admits air on the pressure regulating base member, outlet channel's department installation pressure sensor, exhaust electric control valve is installed to exhaust channel's exhaust port, inlet channel is last to install the electric control valve that admits air, exhaust channel's inlet port and the port intercommunication of giving vent to anger of the electric control valve that admits air, outlet channel and exhaust passage intercommunication, the pressure regulating treater links to each other with the electric control valve that admits air and the electric control valve that admit.
2. The thin precision pressure regulating system according to claim 1, wherein the exhaust electric control valve and the intake electric control valve are respectively an exhaust electromagnetic valve and an intake electromagnetic valve.
3. The thin precision pressure regulating system as claimed in claim 1, wherein the pressure regulating base body is further provided with an exhaust port channel, and an exhaust port of the exhaust electric control valve is communicated with the exhaust port channel.
4. The thin precision voltage regulation system of claim 1 further comprising a display set connected to the voltage regulation processor.
5. The thin type precise pressure regulating system according to claim 2, wherein the pressure regulating processor comprises a central processing unit, an electromagnetic valve driving circuit and a sensor collecting circuit, the electromagnetic valve driving circuit and the sensor collecting circuit are both connected with the central processing unit, the sensor collecting circuit is connected with the pressure sensor, the electromagnetic valve driving circuit is respectively connected with the exhaust electromagnetic valve and the air inlet electromagnetic valve, and the central processing unit is connected with a display set.
6. The thin precision voltage regulating system according to claim 5, further comprising an analog input circuit and an analog output circuit, wherein the analog input circuit and the analog output circuit are both connected to the central processing unit.
7. The thin precision voltage regulating system according to claim 5, wherein a reset circuit is connected to the pin of the CPU.
8. The thin precision voltage regulating system according to claim 5, wherein a key circuit is connected to the pin of the CPU.
9. The thin precision voltage regulating system according to claim 5, wherein the sensor acquisition circuit comprises an operational amplifier and an analog-to-digital converter, the pressure sensor is connected with the operational amplifier, and the analog-to-digital converter is respectively connected with the operational amplifier and the central processing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010397690.4A CN111538358A (en) | 2020-05-12 | 2020-05-12 | Thin type precision voltage regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010397690.4A CN111538358A (en) | 2020-05-12 | 2020-05-12 | Thin type precision voltage regulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111538358A true CN111538358A (en) | 2020-08-14 |
Family
ID=71979374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010397690.4A Pending CN111538358A (en) | 2020-05-12 | 2020-05-12 | Thin type precision voltage regulating system |
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| Country | Link |
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| CN (1) | CN111538358A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203772812U (en) * | 2013-12-13 | 2014-08-13 | 株式会社岛津制作所 | Atmospheric pressure regulating valve for gas chromatograph |
| CN104834327A (en) * | 2015-05-04 | 2015-08-12 | 天津博益气动股份有限公司 | Sealing package box pressure control device |
| CN207647879U (en) * | 2017-11-10 | 2018-07-24 | 航宇救生装备有限公司 | A kind of integrated electromagnetic valve group |
| CN109630492A (en) * | 2019-01-23 | 2019-04-16 | 广东诺能泰自动化技术有限公司 | A kind of slim proportioning valve |
| CN208873054U (en) * | 2018-11-20 | 2019-05-17 | 上海宗棠自动化科技有限公司 | A kind of electronic pressure controller |
-
2020
- 2020-05-12 CN CN202010397690.4A patent/CN111538358A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203772812U (en) * | 2013-12-13 | 2014-08-13 | 株式会社岛津制作所 | Atmospheric pressure regulating valve for gas chromatograph |
| CN104834327A (en) * | 2015-05-04 | 2015-08-12 | 天津博益气动股份有限公司 | Sealing package box pressure control device |
| CN207647879U (en) * | 2017-11-10 | 2018-07-24 | 航宇救生装备有限公司 | A kind of integrated electromagnetic valve group |
| CN208873054U (en) * | 2018-11-20 | 2019-05-17 | 上海宗棠自动化科技有限公司 | A kind of electronic pressure controller |
| CN109630492A (en) * | 2019-01-23 | 2019-04-16 | 广东诺能泰自动化技术有限公司 | A kind of slim proportioning valve |
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Application publication date: 20200814 |