CN213210806U - Novel pressure automatic control module - Google Patents
Novel pressure automatic control module Download PDFInfo
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- CN213210806U CN213210806U CN202022787303.6U CN202022787303U CN213210806U CN 213210806 U CN213210806 U CN 213210806U CN 202022787303 U CN202022787303 U CN 202022787303U CN 213210806 U CN213210806 U CN 213210806U
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Abstract
The utility model provides a novel pressure automatic control module, including PCB board and PROFINET communication interface, relay output point location, analog quantity input point location, analog quantity output point location, digital quantity input point location and the ethernet interface of configuration on the PCB board. The digital quantity and analog quantity signal point positions are integrated, the analog quantity can independently switch current or voltage signals according to field working conditions, the start-stop pressure of the motor is adjusted and set through 2 DI point positions, and the purpose of automatically controlling the start-stop of the motor is achieved through collecting analog quantity signals of a pressure sensor and logic processing; and digital quantity signals such as three paths of oil pressure signals, air source pressure and the like are collected, and the state of the equipment is fed back to an operator in real time. The utility model discloses integrateed opening of motor stop the warning of regulation, automatic control and system, affirmation, optimized present motor control mode, replaced the pressure controller who adjusts difficulty and volume great, improved control system's the rate of integrating and space utilization.
Description
Technical Field
The utility model relates to an electrical automation field, concretely relates to novel integrated machine opens and stops pressure automatic control module of regulation, automatic control and system alarm, affirmation.
Background
The existing electric pump start-stop control is completed by an independent motor pressure controller, and the electric pump start-stop control device has the defects of large volume, high cost and low control precision, and needs to disassemble an explosion-proof shell and then adjust the pressure through an adjusting nut.
The use characteristics of the motor pressure controllers lead to the fact that the motor pressure controllers need to be calibrated regularly, and each set of control system is usually provided with five or more motor pressure controllers, which is inconvenient for field use and maintenance.
Therefore, the control mode of the electric pump is optimized, the control precision is improved, the field use and maintenance are convenient, and the reliability and the stability of the blowout preventer control system are very necessary to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a novel pressure automatic control module realizes that the motor opens and stops functions such as regulation, automatic control and system alarm, affirmation, and it has optimized present motor control mode, has replaced the pressure controller who adjusts difficulty and volume great, has improved control system's the rate of integrating and space utilization.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a novel pressure self-control module is characterized by comprising:
the PCB integrates IO point location and communication mode of the module and performs logic control;
the PROFINET communication interface is configured on the PCB and used for carrying out PROFINET communication;
the relay output point is configured on the PCB and connected with a relay and equipment for feeding back the equipment state in real time;
the analog quantity input point is configured on the PCB and connected with the pressure sensor and used for acquiring an analog quantity signal of the pressure sensor and transmitting the analog quantity signal to an analog quantity output point after logic processing; the pressure sensor is used for acquiring a system pressure signal;
the analog quantity output point location is configured on the PCB and connected with an external digital display pressure gauge, and is used for receiving an analog quantity signal of the pressure sensor acquired by the analog quantity input point location and transmitting the analog quantity signal to the digital display pressure gauge;
the digital quantity input point is configured on the PCB and connected with the magnetic actuator, and is used for acquiring a digital quantity signal of the pressure sensor and acquiring a pressure regulating signal of the magnetic actuator;
and the Ethernet interface is configured on the PCB and used for editing, downloading and uploading programs.
In a preferred embodiment of the present invention, the PROFINET communication interface includes two RS485 interfaces, and the module is guaranteed to communicate with two slave stations simultaneously in real time.
In a preferred embodiment of the present invention, the relay output point location contains 10 digital quantities DO for real-time feedback of the device status.
In a preferred embodiment of the present invention, the ethernet interface can use RJ45 network cable to communicate with the module, so that the program can be edited, downloaded and uploaded more conveniently and quickly.
In a preferred embodiment of the present invention, the digital input point location includes 14 digital DI for obtaining the digital signal of the pressure sensor and obtaining the pressure adjustment signal of the magnetic actuator;
in a preferred embodiment of the present invention, the pressure sensor passes the explosion-proof authentication and is an explosion-proof pressure sensor.
Since the technical scheme as above is adopted, the utility model discloses realize that the motor opens and stops functions such as regulation, automatic control and system alarm, affirmation, it has optimized present motor control mode, has replaced the pressure controller who adjusts difficulty and volume great, has improved control system's integration rate and space utilization.
Drawings
Fig. 1 is a schematic structural diagram of a novel pressure self-control module of the present invention.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1, it is a structural schematic diagram of a novel pressure self-control module according to the present invention.
The novel pressure self-control module comprises a PCB (printed Circuit Board) 1, wherein the IO point position and the communication mode of the PCB 1 integrated module are subjected to logic control.
A PROFINET communication interface 2 is configured at the left lower part of the PCB 1 and is used for PROFINET communication; the PROFINET communication interface 2 comprises two RS485 interfaces, so that the module can communicate with two slave stations in real time.
A relay output point 3 is disposed substantially directly below the PCB board 1, and the relay output point 3 includes 10 digital quantities DO, and is connected to a relay (not shown) and a device (not shown) for real-time feedback of a device state.
An analog quantity output point 4 is arranged at the lower right of the PCB 1, and the analog quantity output point 4 is connected with a digital display pressure gauge (not shown in the figure) and used for receiving an analog quantity signal of the pressure sensor 8 collected by the analog quantity input point 9 and transmitting the analog quantity signal to the digital display pressure gauge. The pressure sensor 8 passes the explosion-proof authentication and is an explosion-proof pressure sensor.
A digital input point 6 is disposed substantially directly above the PCB 1, and the digital input point 6 includes 14 digital values DI. The digital input point position 6 is connected with the magnetic actuator 7 and is used for acquiring a digital signal of the pressure sensor 8 and acquiring a pressure adjusting signal of the magnetic actuator 7;
an ethernet interface 5 is configured at the upper left of the PCB 1 for editing, downloading and uploading programs. The ethernet interface 5 can use RJ45 network cable to communicate with the module, so that the program can be edited, downloaded and uploaded more conveniently and quickly.
A power module 10 is also arranged at the upper left of the PCB board 1.
A novel pressure automatic control module's theory of operation as follows:
the pressure sensor 8 feeds back the collected motor pressure signal to the analog input point 9, the digital input point 6 receives the pressure adjusting signal from the magnetic starter 7, when the motor starting pressure is set, the system is pressurized to a set value, the 'lower limit' button 3S of the magnetic starter 7 is pressed for a long time, when the motor stopping pressure is set, the system is pressurized to the set value, the 'upper limit' button 3S of the magnetic starter 7 is pressed for a long time, the motor starting and stopping setting is completed, the PCB board 1 performs signal processing and logic control, and the starting and stopping adjustment and automatic control of the motor are realized.
The pressure sensor 8 feeds back the collected three-way oil pressure signal and the collected air source pressure signal to the digital input point position 6, the PCB 1 carries out signal processing and logic control, and the state of the equipment is fed back to an operator in real time through the relay output point position 3.
The utility model discloses a novel integrated digital quantity of pressure automatic control module and analog signal point position configure the ethernet mouth and support PROFINET communication, contain 14 digital inputs, 10 relay outputs, 2 way analog input and 2 way analog output, and the analog can switch 4-20mA current signal or 0-10V voltage signal alone according to the site work condition. The module is provided with 2 DI (direct input) points for adjusting and setting the starting and stopping pressure of the motor, and the aim of automatically controlling the starting and stopping of the motor is fulfilled by collecting analog quantity signals of a pressure sensor and carrying out logic processing; and digital quantity signals such as three paths of oil pressure signals, air source pressure and the like are collected, and the state of the equipment is fed back to an operator in real time. The utility model discloses integrateed opening of motor stop the warning of regulation, automatic control and system, affirmation, optimized present motor control mode, replaced the pressure controller who adjusts difficulty and volume great, improved control system's the rate of integrating and space utilization.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (6)
1. A novel pressure self-control module is characterized by comprising:
the PCB integrates IO point location and communication mode of the module and performs logic control;
the PROFINET communication interface is configured on the PCB and used for carrying out PROFINET communication;
the relay output point is configured on the PCB and connected with a relay and equipment for feeding back the equipment state in real time;
the analog quantity input point is configured on the PCB and connected with the pressure sensor and used for acquiring an analog quantity signal of the pressure sensor and transmitting the analog quantity signal to an analog quantity output point after logic processing; the pressure sensor is used for acquiring a system pressure signal;
the analog quantity output point location is configured on the PCB and connected with an external digital display pressure gauge, and is used for receiving an analog quantity signal of the pressure sensor acquired by the analog quantity input point location and transmitting the analog quantity signal to the digital display pressure gauge;
the digital quantity input point is configured on the PCB and connected with the magnetic actuator, and is used for acquiring a digital quantity signal of the pressure sensor and acquiring a pressure regulating signal of the magnetic actuator;
and the Ethernet interface is configured on the PCB and used for editing, downloading and uploading programs.
2. The new pressure autonomous module of claim 1 wherein said PROFINET communication interface comprises two RS485 interfaces, ensuring that the module communicates with two slave stations simultaneously in real time.
3. The new pressure self-control module as claimed in claim 1, wherein the relay output point contains 10 digital quantities DO for real-time feedback of the equipment status.
4. The new pressure self-control module as claimed in claim 1, wherein the ethernet interface can use RJ45 network cable to communicate with the module, so that the program can be edited, downloaded and uploaded more conveniently and quickly.
5. The new pressure self-control module as claimed in claim 1, wherein the digital input point comprises 14 digital quantities DI for obtaining the digital quantity signal of the pressure sensor and the pressure adjustment signal of the magnetic actuator.
6. The new pressure autonomous module of claim 1 wherein said pressure sensor is explosion proof type pressure sensor with explosion proof certification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022787303.6U CN213210806U (en) | 2020-11-26 | 2020-11-26 | Novel pressure automatic control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022787303.6U CN213210806U (en) | 2020-11-26 | 2020-11-26 | Novel pressure automatic control module |
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| Publication Number | Publication Date |
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| CN213210806U true CN213210806U (en) | 2021-05-14 |
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| CN202022787303.6U Active CN213210806U (en) | 2020-11-26 | 2020-11-26 | Novel pressure automatic control module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518724A (en) * | 2022-01-28 | 2022-05-20 | 弥费实业(上海)有限公司 | Communication device and communication mode suitable for AMHS |
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2020
- 2020-11-26 CN CN202022787303.6U patent/CN213210806U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114518724A (en) * | 2022-01-28 | 2022-05-20 | 弥费实业(上海)有限公司 | Communication device and communication mode suitable for AMHS |
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