CN210666439U

CN210666439U - Intelligent terminal applied to pressure and protection monitoring of Christmas tree

Info

Publication number: CN210666439U
Application number: CN201922154757.7U
Authority: CN
Inventors: 刘东平; 吴书娥; 刘宗鹏
Original assignee: Tianjin Yaotong Technology Co ltd
Current assignee: Tianjin Yaotong Technology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-06-02
Anticipated expiration: 2029-12-05

Abstract

The utility model relates to a be applied to intelligent terminal of pressure and protection control of production tree, including the high capacity lithium cell, power conversion and control circuit, embedded MCU, BC20 module, the different motion sensor of environment, the oil pressure sensor of RS485 interface, by the power supply of high capacity lithium cell to convert DC power supply into through power conversion and control circuit, BC20 module is formed by NB-IOT communication module and GPS orientation module combination, its characterized in that: an environment abnormal-movement sensor installed on a fence of the Christmas tree is connected with an embedded MCU through an environment abnormal-movement sensor interface, an oil pressure sensor installed on the Christmas tree is connected with the embedded MCU through an RS485 interface, and the embedded MCU is connected with a BC20 module; the embedded MCU processes the acquired two kinds of signal information in real time, transmits the signal information through BC20, and uploads alarm and position information. The terminal need not the manual work and patrols and examines the scene and can in time accurately understand the site conditions, has practiced thrift a large amount of manpower and materials costs, and moreover, sensor real time monitoring can know the scene the very first time, does not have the manual work and patrols and examines the potential safety hazard that exists often.

Description

Intelligent terminal applied to pressure and protection monitoring of Christmas tree

Technical Field

The utility model belongs to the information control field relates to the control of adopting the information means to the production tree, especially a be applied to the pressure of production tree and intelligent terminal who protects the control.

Background

The abandoned or disabled Christmas tree at the present stage mainly adopts the traditional mechanical pressure gauge and the fence for safety protection, the traditional mechanical pressure gauge and the fence need to be manually inspected in variable time, whether potential safety hazards exist in the fence state or not is checked, meanwhile, the pressure state of the abandoned or disabled Christmas tree is recorded, the underground condition of the Christmas tree is further analyzed, and a foundation is laid for correct decision making.

However, the abandoned or disabled Christmas trees are mostly distributed in remote areas, the Christmas trees are distributed at long dispersion distances, manual routing inspection consumes a large amount of manpower and material resources, the manual routing inspection has serious hysteresis, the situation of the site cannot be known at the first time, and great accident potential exists.

Through the search of published patent documents, the following two patents related to the present patent application are found:

1. a Christmas tree monitoring system (cn104076791B) based on a configuration king is connected with a Siemens PLC through a 232 serial port and comprises an upper PC, a main monitoring module, a control panel, an underwater control system, a main loop, an annulus loop, an ethylene glycol loop, a scale inhibitor loop, a methanol loop, a power carrier system, a power module and an alarm unit, wherein the main monitoring module is respectively connected with the control panel, the underwater control system, the power carrier system, the power module and the alarm unit, the power carrier system is connected with the upper PC, the underwater control system is respectively connected with the main loop, the annulus loop, the ethylene glycol loop, the scale inhibitor loop and the methanol loop, and the power module is respectively connected with the control panel and the underwater control system.

2. A Christmas tree monitoring device (cn204009538U) based on a configuration king is connected with a Siemens PLC through a 232 serial port and comprises an upper PC, a main monitoring circuit, a control panel, an underwater control circuit, a main loop, an annulus loop, an ethylene glycol loop, a scale inhibitor loop, a methanol loop, a power carrier system, a power module and an alarm unit, wherein the main monitoring circuit is respectively connected with the control panel, the underwater control circuit, the power carrier system, the power module and the alarm unit, the power carrier system is connected with the upper PC, the underwater control circuit is respectively connected with the main loop, the annulus loop, the ethylene glycol loop, the scale inhibitor loop and the methanol loop, and the power module is respectively connected with the control panel and the underwater control circuit.

Through the comparison of technical characteristics, the two published patents are simultaneously reported one-to-two patent applications, the technical scheme of the two published patents is different from the patent application in the aspect of invention purpose, and the two published patents are used for controlling an underwater system; simultaneously, its technical scheme is then to the control of underwater pipeline, has great difference with this patent application, can not influence the novelty and the creativity of this patent application.

Disclosure of Invention

An object of the utility model is to overcome prior art's weak point, provide a be applied to the intelligent terminal of pressure and protection control of production tree, this terminal need not the manual work and patrols and examines the scene and can in time accurately understand the site conditions, has practiced thrift a large amount of manpower and materials costs, moreover, sensor real time monitoring can know the scene the very first time, does not have the manual work and patrols and examines the potential safety hazard that not in time exists.

The purpose of the utility model is realized like this:

the utility model provides an intelligent terminal for pressure and protection monitoring of production tree, includes the high capacity lithium cell, power conversion and control circuit, embedded MCU, BC20 module, the different sensor of environment, the oil pressure sensor of RS485 interface, by the power supply of high capacity lithium cell to convert DC power supply into through power conversion and control circuit, BC20 module is formed by NB-IOT communication module and GPS orientation module combination, its characterized in that: the environment abnormal motion sensor installed on the fence of the Christmas tree is connected with the embedded MCU through an environment abnormal motion sensor interface, the oil pressure sensor installed on the Christmas tree is connected with the embedded MCU through an RS485 interface, the embedded MCU processes the acquired two kinds of signal information in real time and transmits the signal information through BC20 to upload alarm and position information.

The power conversion and control circuit comprises an NPN switch triode Q11, a P-channel MOS tube Q10 with low threshold voltage, a booster circuit consisting of power inductors L4, R37, C53, D2 and U6 and a power conversion chip U10, wherein the NPN switch triode Q11 and the P-channel MOS tube Q10 with low threshold voltage form the power control circuit, the voltage of a lithium battery 3.6V is input into the booster circuit consisting of the L4, the R37, the C53, the D2 and the U6, the booster circuit boosts the input 3.6V voltage to 5V, and the 5V voltage is converted into 3.3V voltage through the voltage conversion chip U10 to provide power input for the RS485 bus circuit and the oil pressure sensor; the voltage conversion chip U10 is also connected in parallel with a reserved redundant resistor R46 as a voltage compatible circuit, and a diode D3 is also connected in series in the circuit rear power path.

Moreover, the RS485 interface part circuit comprises a bus conversion chip U7, voltage protection diodes D8, D9 and current limiting resistors R40 and R41, wherein the voltage protection diodes D8D 9 and the current limiting resistors R40R 41 jointly form a voltage compatible circuit, and the bus conversion chip U7 converts a USART bus into an RS485 bus.

Moreover, the interface circuit of the environmental abnormal motion sensor comprises a P-channel MOS tube Q12, a power backflow preventing diode D13, an interference suppression magnetic bead L7, an energy storage power supply C57, an energy storage power supply R7, an energy storage 8, an energy storage power supply C9 and an energy storage power supply C10, wherein the P-channel MOS tube Q12 is sequentially connected in series with a power backflow preventing diode D13 and an interference suppression magnetic bead L7, and is connected in parallel with an energy storage power supply C57; the on-off of the Q12 is controlled by a control signal given by the embedded MCU, and the power output from the lithium battery to the P1 interface is controlled; the jitter removal circuit for inputting signals from the P1 interface is configured by R7, R8, C9, and C10, and inputs interrupt signals IN1_ N and IN2_ N to the MCU.

The utility model has the advantages that:

1. the utility model discloses need not the manual work and patrol and examine the scene and can in time accurately understand the site conditions, practiced thrift a large amount of manpower and materials costs, the real-time effectual control of sensor can know the scene in the very first time and do not have the manual work to patrol and examine not too late to have the potential safety hazard often.

2. The utility model discloses an environment transaction sensor can realize that the fence takes place the displacement or triggers environment transaction sensor when empting, reports the potential safety hazard in the appearance of system management and control platform fence, and fortune dimension personnel in time are on-the-spot to be looked over, avoids taking place danger.

3. The utility model discloses install oil pressure sensor on the production tree, this oil pressure sensor monitoring production tree internal pressure, the pressure value passes through NB-IOT communication module real-time transmission to system's management and control platform, and the system's management and control platform is reported to the police when the pressure fluctuation surpassed the threshold value of settlement.

4. The utility model discloses a power conversion and control circuit, RS485 interface part circuit and environment abnormal movement sensor's interface part circuit can effectively realize oil pressure information and fence abnormal movement information, handles the back through embedded MCU, and real-time transmission handles to BC20, acquires warning and positional information, has solved the potential safety hazard that current production tree exists.

Drawings

Fig. 1 is a block diagram of a control circuit of the present invention;

FIG. 2 is a schematic circuit diagram of the power conversion and control circuit of the present invention;

FIG. 3 is a schematic diagram of the RS485 interface part of the present invention;

fig. 4 is a schematic circuit diagram of an interface part of the environmental transaction sensor according to the present invention.

Detailed Description

The invention will be further illustrated with reference to the following examples: the following examples are illustrative and not intended to be limiting, and the scope of the present invention is not limited by the following examples.

An intelligent terminal applied to pressure and protection monitoring of a Christmas tree comprises a high-capacity lithium battery, a power supply conversion and control circuit, an embedded MCU, a BC20 module, an environment abnormal motion sensor and an oil pressure sensor of an RS485 interface, wherein a circuit board is powered by the high-capacity lithium battery, is converted into a direct current power supply through the power supply conversion and control circuit and supplies power to other devices of the circuit board, and the BC20 module is formed by combining an NB-IOT communication module and a GPS positioning module; an environment abnormal-movement sensor installed on a fence of the Christmas tree is connected with an embedded MCU through an environment abnormal-movement sensor interface, an oil pressure sensor installed on the Christmas tree is connected with the embedded MCU through an RS485 interface, and the embedded MCU is connected with a BC20 module; the embedded MCU processes the acquired two kinds of signal information in real time, transmits the signal information through BC20, uploads alarm and position information, and the information is transmitted to an NB-IOT base station to inform pressure operation and maintenance personnel to rush to the site for viewing at the first time.

Referring to fig. 2, the power conversion and control circuit comprises an NPN switching triode Q11, a P-channel MOS transistor Q10 with low threshold voltage, a boost circuit composed of a power inductor L4, R37, C53, D2 and U6, and a power conversion chip U10, wherein the NPN switching triode Q11 and the P-channel MOS transistor Q10 with low threshold voltage form the power control circuit, the voltage of the lithium battery 3.6V can be input into the boost circuit composed of the power transistor L4, the power transistor R37, the power transistor C53, the power transistor D2 and the power transistor U6, the boost circuit boosts the input 3.6V to 5V, and the voltage of the lithium battery 5V is converted into 3.3V by the voltage conversion chip U10 to provide power input for an RS485 bus circuit and an oil pressure sensor; a power inductor L4 is connected in front of the booster circuit, a reserved redundant resistor R46 is connected in parallel to the voltage conversion chip U10 to serve as a voltage compatible circuit, and R46 is welded under the condition that the circuit is not welded, so that 5V working voltage can be provided for an RS485 bus and an oil pressure sensor. A diode D3 is also connected in series in the power path at the back end of the circuit to prevent the load from power back-flowing.

Referring to fig. 3, the RS485 interface part circuit control schematic diagram includes a bus conversion chip U7, voltage protection diodes D8, D9, and current limiting resistors R40, R41, and the voltage protection diode D8D 9 and the current limiting resistor R40R 41 form a voltage compatible circuit, so that voltage compatibility of 3.3V and 5V is ensured for a serial port. Bus conversion chip U7 turns into the RS485 bus with the USART bus, and 3.3V voltage uses MAX3485, and 5V voltage uses MAX485 chip, makes this circuit board have the accommodation of wide voltage to the oil pressure sensor of different producers. The embedded MCU can regularly open the oil pressure sensor and report the numerical value of the oil pressure to the management platform for information statistics.

Referring to fig. 4, the interface part of the environmental transaction sensor is shown in a schematic circuit diagram, and includes a P-channel MOS transistor Q12, a power backflow preventing diode D13, an interference suppression magnetic bead L7, an energy storage power supply C57, R7, R8, C9, and C10, the P-channel MOS transistor Q12 is sequentially connected in series with a power backflow preventing diode D13 and an interference suppression magnetic bead L7, and is connected in parallel with an energy storage power supply C57; the on-off of the Q12 is controlled by a control signal given by the embedded MCU, so that the power output from the lithium battery to the P1 interface is controlled; the P1 is an interface for connecting an environment abnormal sensor, the de-jitter circuit for inputting signals from the P1 interface is composed of R7, R8, C9 and C10, and interrupt signals IN1_ N and IN2_ N are input to the MCU to determine the current barrier state. The P1 interface can be connected with a threshold switch or a Hall contact sensor, can trigger the interruption of the MCU when the fence is opened or damaged, and reports alarm information to the management platform through NB-IoT, and reports the GPS positioning information of the current terminal to the management platform.

Circuit portions not described in detail in this embodiment, including some peripheral circuits, may be considered as prior art; although not described in detail, or otherwise clear, it does not affect the technical integrity of the present patent application.

Claims

1. The utility model provides an intelligent terminal for pressure and protection monitoring of production tree, includes the high capacity lithium cell, power conversion and control circuit, embedded MCU, BC20 module, the different sensor of environment, the oil pressure sensor of RS485 interface, by the power supply of high capacity lithium cell to convert DC power supply into through power conversion and control circuit, BC20 module is formed by NB-IOT communication module and GPS orientation module combination, its characterized in that: an environment abnormal-movement sensor installed on a fence of the Christmas tree is connected with an embedded MCU through an environment abnormal-movement sensor interface, an oil pressure sensor installed on the Christmas tree is connected with the embedded MCU through an RS485 interface, and the embedded MCU is connected with a BC20 module; the embedded MCU processes the acquired two kinds of signal information in real time, transmits the signal information through BC20, and uploads alarm and position information.

2. The intelligent terminal applied to pressure and protection monitoring of a Christmas tree according to claim 1, wherein: the power conversion and control circuit comprises an NPN switch triode Q11, a P-channel MOS tube Q10 with low threshold voltage, a booster circuit consisting of power inductors L4, R37, C53, D2 and U6 and a power conversion chip U10, wherein the NPN switch triode Q11 and the P-channel MOS tube Q10 with low threshold voltage form the power control circuit, 3.6V voltage of a lithium battery is input into the booster circuit consisting of the L4, the R37, the C53, the D2 and the U6, the booster circuit boosts the input 3.6V voltage to 5V, and the 5V voltage is converted into 3.3V voltage through the voltage conversion chip U10 to provide power input for the RS485 bus circuit and the oil pressure sensor; the voltage conversion chip U10 is also connected in parallel with a reserved redundant resistor R46 as a voltage compatible circuit, and a diode D3 is also connected in series in the circuit rear power path.

3. The intelligent terminal applied to pressure and protection monitoring of a Christmas tree according to claim 1, wherein: the RS485 interface part circuit comprises a bus conversion chip U7, voltage protection diodes D8, D9 and current limiting resistors R40 and R41, wherein the voltage protection diodes D8D 9 and the current limiting resistors R40R 41 jointly form a voltage compatible circuit, and the bus conversion chip U7 converts a USART bus into an RS485 bus.

4. The intelligent terminal applied to pressure and protection monitoring of a Christmas tree according to claim 1, wherein: the interface circuit of the environment abnormal motion sensor comprises a P-channel MOS tube Q12, a power backflow preventing diode D13, an interference suppression magnetic bead L7, an energy storage power supply C57, an energy storage power supply R7, an energy storage power supply R8, an energy storage power supply C9 and an energy storage power supply C10, wherein the P-channel MOS tube Q12 is sequentially connected in series with a power backflow preventing diode D13 and an interference suppression magnetic bead L7, and is connected in parallel with an energy storage power supply C57; the on-off of the Q12 is controlled by a control signal given by the embedded MCU, and the power output from the lithium battery to the P1 interface is controlled; the jitter removal circuit for inputting signals from the P1 interface is configured by R7, R8, C9, and C10, and inputs interrupt signals IN1_ N and IN2_ N to the MCU.