CN213874263U

CN213874263U - Telescopic joint deformation detection system based on wireless communication technology

Info

Publication number: CN213874263U
Application number: CN202023113473.2U
Authority: CN
Inventors: 钱荣; 范振刚; 徐杰
Original assignee: Changzhou Changchuangli Intelligent Technology Co ltd
Current assignee: Changzhou Changchuangli Intelligent Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-08-03
Anticipated expiration: 2030-12-22

Abstract

The utility model provides a telescopic joint deformation detection system based on wireless communication technology, which comprises a man-machine interface, a singlechip, a memory card, a receiving module and an upper communication interface; the receiving module is respectively connected with the node to be detected and the singlechip and is used for receiving node data and controlling a communication process by the singlechip; the single chip microcomputer is connected with the human-computer interface, an access verification module, a data storage module, a parameter setting module, a real-time data module and an overrun alarm module are arranged in the single chip microcomputer, and each module in the single chip microcomputer is accessed through the human-computer interface; the storage card is used for configuring initial value parameters of each node; the upper communication interface is used for transmitting field data information to the remote host, and measurement and data transmission of the telescopic joint of the electric line are achieved.

Description

Telescopic joint deformation detection system based on wireless communication technology

Technical Field

The utility model relates to a wireless communication technology field, concretely relates to telescopic joint deformation detecting system based on wireless communication technology.

Background

In equipment such as a gas insulated metal enclosed transmission line (GIL) in the power industry, the length of a pipeline bus is often hundreds of meters or even longer, and along with the change of seasons and environmental temperature, the length of the pipeline bus can generate a certain amount of expansion and contraction, so that expansion joints need to be added in pipelines to compensate and adjust, otherwise, the connection part can be torn due to deformation, air leakage is caused, and accidents occur. The expansion joint has a large number in these GIL projects, and daily manual inspection of the deformation (dimensional change) of the expansion joint is an important task, which requires a large amount of manpower.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a telescopic joint warp detecting system based on wireless communication technique realizes the wireless conveying of data, and the staff of being convenient for in time responds, is convenient for install and change the storage card.

The utility model provides a following technical scheme:

the telescopic joint deformation detection system based on the wireless communication technology is characterized by comprising a human-computer interface, a single chip microcomputer, a memory card, a receiving module and an upper communication interface;

the receiving module is respectively connected with the node to be detected and the singlechip and is used for receiving node data and controlling a communication process by the singlechip;

the single chip microcomputer is connected with the human-computer interface, an access verification module, a data storage module, a parameter setting module, a real-time data module and an overrun alarm module are arranged in the single chip microcomputer, and each module in the single chip microcomputer is accessed through the human-computer interface;

the storage card is used for configuring initial value parameters of each node;

the pair of communication interfaces is used for transmitting field data information to the remote host.

Preferably, the receiving module and the node to be detected adopt the same wireless communication module and communication rate, and different groups are distinguished by adopting channels; the receiving module is connected with the single chip microcomputer through a serial port.

Preferably, the data of each node is recorded by adopting a file with a fixed format, a generated file is input through a computer and stored in the memory card, and the single chip microcomputer reads the file and stores the file into an internal memory to complete the configuration of the parameters.

Preferably, the memory card is a TF card and a flash disk, and the fixed format of the document is a TXT format.

Preferably, the pair of upper communication interfaces is an RS-485 interface.

Preferably, the human-computer interface is a touch screen.

Preferably, the device comprises a detection host, wherein the detection host is provided with a touch screen and a clamping plate, the touch screen is embedded in the detection host, and the clamping plate is used for installing the storage card.

Preferably, be provided with the mounting groove on the detection host computer, the touch-sensitive screen install in the mounting groove, be provided with the toughened glass membrane on the touch-sensitive screen, the touch-sensitive screen with thickness difference between the notch of mounting groove equals toughened glass's thickness.

Preferably, the card board is provided with an installation area matched with the memory card and an elastic sheet for pressing the memory card in the installation area.

The utility model has the advantages that: the utility model discloses a receiving module receiving node data message, through the corresponding module in the man-machine interface calls the singlechip, accomplishes corresponding operation, data transmission and demonstration to through to last communication interface with data transmission to the far-end host computer, realize the wireless conveying of data, the staff of being convenient for responds in time; secondly, the cardboard that is equipped with the shell fragment makes the locking problem can not appear when installing the storage card, is convenient for install and change.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a block diagram of the system of the present invention;

FIG. 2 is a schematic view of the inspection host of the present invention;

FIG. 3 is a schematic view of the structure of the clamping plate of the present invention;

labeled as: 1. detecting a host; 2. a touch screen; 3. clamping a plate; 4. an elastic sheet.

Detailed Description

As shown in fig. 1, the system for detecting the deformation of the telescopic joint based on the wireless communication technology includes a human-computer interface, a single chip, a memory card, a receiving module, and an upper communication interface.

The nodes are field expansion joint measuring nodes, and each node is distinguished through an address and a channel during wireless communication. Since the nodes are arranged in different channels and divided into several groups, the nodes 11 to 1n are the first group and the nodes 21 to 2n are the second group, considering the capacity of the wireless communication channel and the possible collision, and the operation can be extended to the third group or more if necessary.

As shown in fig. 1, the receiving module is connected to the node to be detected and the single chip, respectively, and is configured to receive node data, and the single chip controls a communication process, and the receiving module and the node to be detected use the same wireless communication module and parameters such as communication rate, and distinguish different groups using channels; the receiving module is connected with the singlechip through a serial port.

The single chip microcomputer is connected with a human-computer interface, the human-computer interface is a touch screen 2 and is used for completing corresponding operation and data transmission and display, an access verification module, a data storage module, a parameter setting module, a real-time data module and an overrun alarm module are arranged in the single chip microcomputer, and all modules in the single chip microcomputer are accessed through the human-computer interface.

The access authentication module is used for setting authority and entering a corresponding mode and interface through password authentication; the data storage module stores the measurement data of the telescopic joint by using the storage space of the touch screen 2; the parameter setting module is used for setting system parameters such as communication parameters, alarm limit values and the like of the receiving module; the real-time data module is used for displaying the real-time size value of each current node and updating in real time according to the data received by the receiving module; and the overrun alarm module displays the size data of the nodes exceeding the set value and the overrun time points.

The memory card is used for the initial value parameter configuration of each node, the system can be installed in the field after the telescopic joints are installed, the initial size parameters of each telescopic joint are not consistent, and the address of each module may need to be changed temporarily when the production and field debugging are convenient, so that the size parameters, the node address and the like need to be confirmed and recorded on the field and input into the system. If the field configuration workload is large through wireless communication and each node (because the detection host 1 and the node are not installed at the same position, an operator needs to move back and forth and operate), in order to simplify the parameter configuration process, a file with a fixed format is adopted to record the data of each node, a generated file is input through a computer and stored in a memory card, a singlechip reads the data and stores the data into an internal memory to complete the parameter configuration, the memory card is a TF card and a USB flash disk, and the fixed format of the file is a TXT format.

The upper communication interface is used for transmitting field data information to a remote host, and is an RS-485 interface, and a 4G module and the like can be configured for wireless remote transmission.

As shown in fig. 1, the system receives node data information through the receiving module, calls the corresponding module in the single chip microcomputer through the man-machine interface, completes corresponding operation, data transmission and display, and transmits data to the remote host through the upper communication interface, so that wireless transmission of data is realized, and timely response of workers is facilitated.

The wireless communication in the system can be any wireless communication technology, typically, such as LoRa, each telescopic joint is provided with a commercial wireless communication module, the modules adopt a data transparent transmission mode, and ask-answer response and data transmission are carried out based on MODBUS RTU protocol.

As shown in fig. 1-3, the system for detecting the deformation of the telescopic joint based on the wireless communication technology includes a detection host 1, wherein the detection host 1 includes a touch screen 2 and a card board 3, the touch screen 2 is embedded in the detection host 1, and the card board 3 is used for installing a memory card.

Detect and be provided with the mounting groove on the host computer 1, touch-sensitive screen 2 installs in the mounting groove, is provided with the toughened glass membrane on the touch-sensitive screen 2, and the thickness difference between the notch of touch-sensitive screen 2 and mounting groove equals toughened glass's thickness for the toughened glass membrane is protected the screen of touch-sensitive screen 2 with the face parallel and level that detects 1 installation touch-sensitive screen 2 of host computer, toughened glass membrane.

The cardboard 3 is provided with an installation area matched with the storage card, and the storage card is pressed by the elastic sheet 4 in the installation area, when the storage card is installed, the elastic sheet 4 is upwards pulled to be installed in the storage card, so that the problem of looseness can not occur when the storage card is installed, and the installation and the replacement are convenient.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The expansion joint deformation detection system based on the wireless communication technology is characterized by comprising a human-computer interface, a single chip microcomputer, a storage card, a receiving module and an upper communication interface;

the storage card is used for configuring initial value parameters of each node;

2. The system according to claim 1, wherein the receiving module and the node to be detected use the same wireless communication module and communication rate, and use channels for distinguishing different groups; the receiving module is connected with the single chip microcomputer through a serial port.

3. An expansion joint deformation detection system based on wireless communication technology as claimed in claim 1, wherein a file with a fixed format is adopted to record data of each node, and a generated file is input by a computer and stored in the memory card, and the singlechip reads the file and stores the file in an internal memory to complete parameter configuration.

4. A telescopic joint deformation detection system based on wireless communication technology as claimed in claim 3, characterized in that the memory card is TF card and flash disk, and the fixed format of the document is TXT format.

5. The system of claim 1, wherein the pair of upper communication interfaces is an RS-485 interface.

6. The system for detecting the deformation of a telescopic joint based on the wireless communication technology as claimed in any one of claims 1 to 5, wherein the human-machine interface is a touch screen.

7. The system for detecting the deformation of the telescopic joint based on the wireless communication technology as claimed in claim 6, comprising a detection host, wherein the detection host is provided with a touch screen and a clamping plate, the touch screen is embedded in the detection host, and the clamping plate is used for installing the memory card.

8. The telescopic joint deformation detection system based on the wireless communication technology as claimed in claim 7, wherein a mounting groove is arranged on the detection host, the touch screen is mounted in the mounting groove, a tempered glass film is arranged on the touch screen, and the thickness difference between the touch screen and the notch of the mounting groove is equal to the thickness of the tempered glass.

9. The system according to claim 7, wherein the card board has a mounting area for mating with the memory card, and a spring for pressing the memory card against the mounting area.