CN211176327U - Pipeline parameter recorder - Google Patents

Abstract

The utility model discloses a pipeline parameter record appearance belongs to fluid pipe network detection area, include: the device comprises a pressure sensor, a temperature sensor, a GPS positioning module and a processor; the pressure signal output end of the pressure sensor is connected with the first signal input end of the processor; the temperature signal output end of the temperature sensor is connected with the second signal input end of the processor; and the position signal output end of the GPS positioning module is connected with the third signal input end of the processor. Through the utility model discloses can adopt the internal pressure of mass flow body pipe and the fluidic temperature of pipeline in real time.

Description

Pipeline parameter recorder

Technical Field

The utility model belongs to fluid pipe network detection area, more specifically relates to a pipeline parameter recorder.

Background

In the process of detecting parameters of a fluid pipe network with scattered measuring points, because of inconvenient wiring due to condition limitation, automatic acquisition and storage of the parameters cannot be carried out, and usually, only a mode of manual detection and synchronous recording can be adopted. If the number of measuring points is large and recording personnel are not familiar with the specific positions of the measuring points, errors in the corresponding relation between the positions and the parameters are likely to occur, and the subsequent data analysis work is influenced.

SUMMERY OF THE UTILITY MODEL

To the above defect of prior art or improve the demand, the utility model provides a pipeline parameter recorder, the operation that the mode of taking artifical detection and synchronous record exists is complicated from this to the solution and the technical problem that the corresponding relation mistake appears easily when scattering measurement station parameter acquisition.

In order to achieve the above object, the utility model provides a pipeline parameter recorder, include: the device comprises a pressure sensor, a temperature sensor, a GPS positioning module and a processor;

the pressure signal output end of the pressure sensor is connected with the first signal input end of the processor;

the temperature signal output end of the temperature sensor is connected with the second signal input end of the processor;

and the position signal output end of the GPS positioning module is connected with the third signal input end of the processor.

Preferably, the pipeline parameter recorder further comprises: BNC-A interface and BNC-B interface;

the pressure signal output end of the pressure sensor is connected with the first signal input end of the processor through the BNC-A interface;

and the temperature signal output end of the temperature sensor is connected with the second signal input end of the processor through the BNC-B interface.

Preferably, the pipeline parameter recorder further comprises: the digital-to-analog conversion circuit, the first signal scaling circuit and the second signal scaling circuit;

the pressure signal output end of the pressure sensor is connected with the first digital signal input end of the digital-to-analog conversion circuit through the BNC-A interface;

the temperature signal output end of the temperature sensor is connected with the second digital signal input end of the digital-to-analog conversion circuit through the BNC-B interface;

a first analog signal output end of the digital-to-analog conversion circuit is connected with a signal input end of the first signal scaling circuit;

and a second analog signal output end of the digital-to-analog conversion circuit is connected with a signal input end of the second signal scaling circuit.

Preferably, the processor comprises: ADC-1 interface and ADC-2 interface;

the signal output end of the first signal scaling circuit is connected with the processor through the ADC-2 interface;

and the signal output end of the second signal scaling circuit is connected with the processor through the ADC-1 interface.

Preferably, the pipeline parameter recorder further comprises: the device comprises a digital display unit, a key control unit, a storage module, a clock unit and a power supply unit;

the digital display unit, the key control unit, the storage module and the clock unit are all connected with the processor;

the power supply unit is used for providing power management.

Preferably, the pressure sensor has the following types: HK 3022.

Preferably, the type of the temperature sensor is: SHT-20 temperature and humidity sensor.

Generally, through the utility model discloses above technical scheme who conceives compares with prior art, can gain following beneficial effect:

an operator only needs to connect the acquisition interface with the sensors of each measuring point, and the recorder can automatically record the real-time parameters of each sensor and the detailed positions of the measuring points, so that the condition analysis of a subsequent pipeline is prevented from being influenced by complicated manual recording operation and possible corresponding relation errors.

Drawings

Fig. 1 is a schematic structural diagram of a pipeline parameter recorder provided in an embodiment of the present invention;

fig. 2 is a schematic view of another pipeline parameter recorder provided by the embodiment of the present invention;

fig. 3 is a schematic structural diagram of another pipeline parameter recorder provided by the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, the embodiment of the present invention provides a structural schematic diagram of a pipeline parameter recorder, including: the device comprises a pressure sensor, a temperature sensor, a GPS positioning module and a processor;

the pressure signal output end of the pressure sensor is connected with the first signal input end of the processor; the temperature signal output end of the temperature sensor is connected with the second signal input end of the processor; and the position signal output end of the GPS positioning module is connected with the third signal input end of the processor.

As shown in FIG. 2, the embodiment of the utility model provides a schematic diagram of another kind of pipeline parameter record appearance, mainly used gathers the pressure in the fluid pipeline and the fluidic temperature of pipeline in real time, then carry out classification management and carry out data storage with the data of gathering, this pipeline parameter record appearance includes the digital display unit, can adopt O L ED display screen, and a plurality of control button, the user is through controlling button operation button, combine the display screen, can be in order to accomplish the storage of data and look over.

As shown in FIG. 2, the embodiment of the present invention provides a pipeline parameter recorder, which includes the following functions:

and (3) fluid pressure detection: as shown in fig. 2, the pressure sensor is connected through a BNC interface, and starts to operate after receiving a working instruction from a processor, and then transmits an obtained pipeline pressure signal to the processor, performs digital-to-analog conversion on the signal, and then the signal is processed by a filtering and scaling circuit, and then is accessed to a decoding unit through an ADC sampling interface of the processor to obtain a current pipeline pressure;

collecting the temperature of a pipeline: as shown in fig. 2, the temperature sensor is connected to the BNC interface, starts to operate after receiving a working instruction from the processor, and then transmits the obtained temperature data to the processor, and the processor stores the data according to the instruction of the user and displays the data on the display screen;

GPS positioning: as shown in fig. 2, after receiving a work instruction, the GPS positioning module can report the current location information in real time, and can effectively record and record the location information of the current collection point;

a display and control unit: the digital display unit is used for displaying various currently acquired data signals in real time through the digital display unit and the operation keys, and meanwhile, the visual operation can be performed on the acquisition requirements, the storage function and the like of the pipeline parameter recorder through the operation keys;

and (3) data storage: the external TF memory card of the pipeline parameter recorder can be used for storing various signals acquired by the pipeline parameter recorder and carrying out ordered classified management on the signals; the user can acquire various collected data in the TF card;

supplying power to the pipeline parameter recorder: as shown in FIG. 2, adopt the lithium cell to carry out inside power supply, so can satisfy the portable use of pipeline parameter record appearance and control, there is battery charging circuit inside the pipeline parameter record appearance, and the user can charge to the pipeline parameter record appearance when the pipeline parameter record appearance electric quantity is not enough. Meanwhile, in the using process and in the charging state, the electric quantity of the current battery is displayed on the display screen in real time, so that the user can check and manage the battery effectively and conveniently;

USB interface: as shown in fig. 2, the external USB interface of the pipeline parameter recorder has two functions, one of which is to charge the pipeline parameter recorder described above, and when the pipeline parameter recorder is effectively connected to the external power supply device through the USB cable, the pipeline parameter recorder enters the automatic charging state; in addition, the USB interface is a serial port for data transmission, and when the USB interface is connected with the terminal equipment through the USB connecting line, the terminal equipment can check and manage collected data in the equipment.

As shown in fig. 3, a pressure sensor with the model number of HK3022 is adopted, the measurement accuracy of the pressure sensor can reach + 1.0% FSO, and meanwhile, the response time is less than 2ms, so that the stable and accurate collection of the current fluid pressure of the pipeline is ensured;

as shown in fig. 3, the interface through BNC-a is connected to an external pressure sensor, which includes power supply and signal channels for the sensor;

as shown in fig. 3, the accuracy of the series of sensors can reach 3% RH by using a temperature sensor with model SHT-20, and the operating temperature range is as follows: the temperature of the surface of the pipeline is 40 ℃ below zero to 125 ℃, the power consumption is low, and the current temperature of the surface of the pipeline can be rapidly and accurately acquired;

as shown in fig. 3, the interface through BNC-B is connected to an external temperature sensor, which includes power supply and signal channels for the sensor;

as shown in fig. 3, the digital-to-analog conversion circuit mainly performs digital-to-analog conversion on the acquired pressure signal and temperature data, and then transmits the converted data to the next unit;

as shown in fig. 3, the pressure signal is amplified and filtered by the digital-to-analog conversion circuit, so that the pressure signal can be level-matched with the ADC interface of the processor;

as shown in fig. 3, the obtained temperature signal value is subjected to level matching by the second signal scaling circuit, i.e. the converted analog signal is subjected to scaling processing;

as shown in fig. 3, the channel is a pressure signal conduction circuit, and after being processed by the above circuits, the generated level signal is connected with an ADC-1 interface of the processor, where the ADC-1 interface is a signal input port; the main function here is signal conduction;

after being processed by the above circuits, the circuit is a temperature signal conduction circuit, and the generated level signal is connected with an ADC-2 interface of the processor, as shown in fig. 3, the ADC-3 interface is a signal input port; the main function here is signal conduction;

the above units complete the acquisition and processing of parameters in each path of the pipeline, and finally the parameters are sent to a processor for decoding calculation, as shown in fig. 3, the processor adopts a microprocessor with the model number of STM32F 103;

as shown in fig. 3, a TF card is inserted from the outside as a storage module, the detection result of the collected data obtained through calculation is stored in the storage module, and the data can be checked and called through a serial port of a processor;

as shown in fig. 3, a GPS beidou positioning module is mounted, and the current position information can be acquired through the module, and the device can store the signal data and synchronously store the position information in a file;

as shown in fig. 3, the external clock unit provides a clock frequency for standby operation of the processor, and also provides an independent power supply for the internal clock unit of the processor, which can be implemented by a clock circuit;

as shown in fig. 3, the data exchange between the O L ED display screen and the processor can guide the user to check and manage the currently acquired data through the current display;

a key unit: in order to facilitate the operation of a user, a plurality of operation keys are designed and used, and the operation of each function of the pipeline parameter recorder can be completed by matching with a display screen.

As shown in fig. 3, the lithium battery is independently used for supplying power, a 3.7V lithium battery is carried, and various voltages are converted by the power supply unit, so that the normal work of the signal acquisition unit, the processor and the digital display unit is guaranteed; meanwhile, a charging circuit is arranged in the power supply unit, and the lithium battery can be charged when the power supply is insufficient.

It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (7)

1. A pipeline parameter recorder, comprising: the device comprises a pressure sensor, a temperature sensor, a GPS positioning module and a processor;

the pressure signal output end of the pressure sensor is connected with the first signal input end of the processor;

the temperature signal output end of the temperature sensor is connected with the second signal input end of the processor;

and the position signal output end of the GPS positioning module is connected with the third signal input end of the processor.

2. The line parameter recorder according to claim 1, further comprising: BNC-A interface and BNC-B interface;

the pressure signal output end of the pressure sensor is connected with the first signal input end of the processor through the BNC-A interface;

and the temperature signal output end of the temperature sensor is connected with the second signal input end of the processor through the BNC-B interface.

3. The line parameter recorder according to claim 2, further comprising: the digital-to-analog conversion circuit, the first signal scaling circuit and the second signal scaling circuit;

the pressure signal output end of the pressure sensor is connected with the first digital signal input end of the digital-to-analog conversion circuit through the BNC-A interface;

the temperature signal output end of the temperature sensor is connected with the second digital signal input end of the digital-to-analog conversion circuit through the BNC-B interface;

a first analog signal output end of the digital-to-analog conversion circuit is connected with a signal input end of the first signal scaling circuit;

and a second analog signal output end of the digital-to-analog conversion circuit is connected with a signal input end of the second signal scaling circuit.

4. The line parameter recorder of claim 3, wherein the processor comprises: ADC-1 interface and ADC-2 interface;

the signal output end of the first signal scaling circuit is connected with the processor through the ADC-2 interface;

and the signal output end of the second signal scaling circuit is connected with the processor through the ADC-1 interface.

5. The line parameter recorder according to any one of claims 1 to 4, further comprising: the device comprises a digital display unit, a key control unit, a storage module, a clock unit and a power supply unit;

the digital display unit, the key control unit, the storage module and the clock unit are all connected with the processor;

the power supply unit is used for providing power management.

6. The line parameter recorder of claim 5, wherein the pressure sensor is of the type: HK 3022.

7. The line parameter recorder of claim 5, wherein the temperature sensors are of the type: SHT-20 temperature and humidity sensor.

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