Pipeline system valve opening collecting device

Abstract

The utility model discloses a pipeline system valve opening collecting device which comprises a base, a first support, a magnetic resistance type angular displacement sensor, a second support and a magnetic induction column. The tail ends of two supporting legs of the first support are arranged on the base through screws. The magnetic resistance type angular displacement sensor is arranged on the annular mounting plate of the first bracket; the magnetic induction column is vertically arranged at the upper end of the second support. The detection device is simple in structure and convenient to mount and dismount, the original structure of the valve does not need to be changed, and the normal function of the original valve is not affected after the detection device is mounted; the device is high in compatibility, can be installed on valves of different sizes and types, is convenient to use, is high in precision, can convert the opening degree of the valve into an electric signal, outputs the electric signal to an electric control system, facilitates the checking of angle data, and facilitates the evaluation of the operation of students.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline system valve detection, in particular to a pipeline system valve opening acquisition device. Background Art

[0002] The oil pipeline systems currently used in relevant professional colleges and universities only have the function of transferring oil and do not have training and assessment functions. In order to meet the training needs of students in relevant majors in colleges and universities to quickly master the operation methods and processes of the pipeline system, it is necessary to improve the pipeline systems for various types of oil transfer so that they can collect the switch status and opening data of the ball valves operated by the students, and combine the time sequence of the students' operations to assist the colleges and universities in teaching the pipeline system and evaluating the students' operations; therefore, how to collect the valve switch status and opening data without affecting the function of the original valve is a technical problem that technical personnel in this field need to solve. Summary of the Invention

[0003] The purpose of this utility model is to overcome the deficiencies of the existing technology and provide a valve opening acquisition device for a pipeline system, which can assist operators in accurately controlling the valves and meet the needs of subsequent operation evaluation of trainees.

[0004] The technical solution adopted in this utility model is:

[0005] A device for collecting valve opening of a pipeline system comprises a base, a first bracket, a magnetoresistive angular displacement sensor, a second bracket and a magnetic induction column;

[0006] The base is a circular plate structure, with an inner hole in the center of the base matching the outer edge of the valve cover, and the base is set on the valve through the inner hole; the middle part of the first bracket is provided with a circular mounting plate, and the circular mounting plate is vertically bent upward and downward along the same diameter at both ends to provide two legs, and the ends of the two legs are fixed to the base by screws;

[0007] The magnetoresistive angular displacement sensor is arranged on the annular mounting plate of the first bracket; the second bracket is arranged between the valve handle and the magnetoresistive angular displacement sensor, the lower end of the second bracket is connected to the valve handle and rotates with the valve handle; the magnetic sensing column is vertically arranged at the upper end of the second bracket, the upper end of the magnetic sensing column corresponds to the center of the induction coil of the magnetoresistive angular displacement sensor, and the center of the induction coil of the magnetoresistive angular displacement sensor, the center of the magnetic sensing column and the rotation center of the valve stem coincide in the vertical direction.

[0008] Specifically, a U-shaped groove is provided on the circumference of the base, and a screw hole is provided in the groove along the radial direction of the base and passes through the inner hole of the base; a screw passes through the top of the screw hole and is arranged on the outer wall of the valve core seat to further fix the base on the valve.

[0009] Specifically, a shield of the magnetoresistive angular displacement sensor is provided on the first bracket by screws.

[0010] Specifically, the second bracket is a C-shaped structure, with mounting holes provided on both ends of the C-shape. The second bracket is connected to the valve stem together with the valve handle through a nut through the mounting hole on the lower end, and a magnetic induction column is installed in the mounting hole on the upper end of the second bracket.

[0011] Due to the adoption of the above-mentioned technical solution, the utility model has the following advantages:

[0012] The detection device of the utility model has a simple structure and is easy to install and disassemble. It does not require changing the original structure of the valve and does not affect the normal function of the original valve after installation. It has strong compatibility and can be installed on valves of different sizes and types. It is easy to use and has high precision. It can convert the valve opening size into an electrical signal and output it to the electronic control system, making it easy to view angle data and convenient for evaluating the trainees' operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the entirety of the present invention.

[0014] Figure 2 It is a schematic diagram of the installation of the second bracket of the utility model.

[0015] In the figure: 1-base, 2-first bracket, 3-magnetoresistive angular displacement sensor, 4-second bracket, 5-magnetic sensing column, 6-protective cover, 7-valve, 8-handle. DETAILED DESCRIPTION

[0016] The present invention will be further explained below in conjunction with the accompanying drawings and embodiments, which should not be used to limit the scope of protection of the present invention. The purpose of disclosing the present invention is to protect all technical improvements within the scope of the present invention.

[0017] Combined with attachment Figure 1-2 The device for collecting valve opening of a pipeline system shown in the figure includes a base 1, a first bracket 2, a magnetoresistive angular displacement sensor 3, a second bracket 4 and a magnetic induction column 5.

[0018] The base 1 is a circular plate structure. An inner hole is provided in the center of the base 1 to match the outer edge of the valve cover on the valve 7. The base 1 is set on the valve 7 through the inner hole. A U-shaped groove is provided on the circumference of the base 1. A screw hole is provided in the groove along the radial direction of the base 1 to pass through the inner hole of the base 1; the screw passes through the top of the screw hole and is provided on the outer wall of the valve core seat to further fix the base 1; the middle part of the first bracket 2 is provided with a circular mounting plate, and the circular mounting plate is provided with two legs vertically bent upward and downward at both ends along the same diameter, and the ends of the two legs are set on the base 1 by screws.

[0019] The magnetoresistive angular displacement sensor 3 is arranged on the annular mounting plate of the first bracket 2, and a protective cover 6 of the magnetoresistive angular displacement sensor 3 is set on the first bracket 2 by screws; the second bracket 4 is arranged between the valve handle 8 and the magnetoresistive angular displacement sensor 3, and the second bracket 4 is a C-shaped structure, with mounting holes set on both ends of the C. The second bracket 4 is connected to the valve stem together with the handle 8 through a nut through the mounting hole on the lower end, and the second bracket 4 rotates with the handle 8; the magnetic sensing column 5 is vertically arranged in the mounting hole at the upper end of the second bracket 4, and the upper end of the magnetic sensing column 5 corresponds to the center of the induction coil of the magnetoresistive angular displacement sensor 3, and the center of the induction coil of the magnetoresistive angular displacement sensor 3, the center of the magnetic sensing column 5 and the rotation center of the valve stem coincide in the vertical direction.

[0020] During installation, first remove the handle 8 on the valve 7, tightly fit the base 1 on the valve cover of the valve 7, then screw the screw into the screw hole on the base 1 until the end is tightened against the outer wall of the valve cover, then install the second bracket 4 and the handle 8 together, and ensure that the center of the magnetic sensing column 5 on the second bracket 4 coincides with the rotation center of the valve stem in the vertical direction. According to the range of movement of the handle 8, determine the installation position of the first bracket 2 to avoid interference; fix the lower end of the foot of the first bracket 2 to the base 1, install the magnetoresistive angular displacement sensor 3 on the first bracket 2, adjust the center of the induction coil of the magnetoresistive angular displacement sensor 3 to correspond to the center of the magnetic sensing column 5, and install the protective cover 6 outside the magnetoresistive angular displacement sensor 3; during use, when the handle 8 is rotated, the magnetic sensing column 5 will rotate with the handle 8, and the magnetic field changes, inducing an electromagnetic signal in the induction coil of the magnetoresistive angular displacement sensor 3. The electromagnetic signal is transmitted to the electronic control system through the signal transmission interface and converted into angle data. The electronic control system collects the angle data to assist in the subsequent evaluation of the trainee's operation of the valve 7.

[0021] The parts not described in detail in this utility model are prior art.

[0022] The embodiments selected herein for the purpose of disclosing the invention of the present utility model are currently considered appropriate. However, it should be understood that the present utility model is intended to include all changes and improvements of the embodiments that fall within the scope of the present concept and utility model.

Claims

1. A device for collecting valve opening of a pipeline system, characterized in that: It includes a base, a first bracket, a magnetoresistive angular displacement sensor, a second bracket and a magnetic sensing column; The base is a circular plate structure, with an inner hole in the center of the base matching the outer edge of the valve cover, and the base is set on the valve through the inner hole; the middle part of the first bracket is provided with a circular mounting plate, and the circular mounting plate is vertically bent upward and downward along the same diameter at both ends to provide two legs, and the ends of the two legs are fixed to the base by screws; The magnetoresistive angular displacement sensor is arranged on the annular mounting plate of the first bracket; the second bracket is arranged between the valve handle and the magnetoresistive angular displacement sensor, the lower end of the second bracket is connected to the valve handle and rotates with the valve handle; the magnetic sensing column is vertically arranged at the upper end of the second bracket, the upper end of the magnetic sensing column corresponds to the center of the induction coil of the magnetoresistive angular displacement sensor, and the center of the induction coil of the magnetoresistive angular displacement sensor, the center of the magnetic sensing column and the rotation center of the valve stem coincide in the vertical direction.

2. The piping system valve opening acquisition device according to claim 1, characterized in that: A U-shaped groove is provided on the circumference of the base, and a screw hole is provided in the groove along the radial direction of the base and penetrates to the inner hole of the base; a screw passes through the top of the screw hole and is arranged on the outer wall of the valve core seat to further fix the base on the valve.

3. The piping system valve opening acquisition device according to claim 1, characterized in that: A shield of the magnetoresistive angular displacement sensor is arranged on the first bracket via screws.

4. The piping system valve opening acquisition device according to claim 1, characterized in that: The second bracket is a C-shaped structure with mounting holes on both ends of the C-shape. The second bracket is connected to the valve stem together with the valve handle through a nut through the mounting hole on the lower end, and a magnetic induction column is installed in the mounting hole on the upper end of the second bracket.

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