CN207866447U - A kind of tubing interface seal detector - Google Patents
A kind of tubing interface seal detector Download PDFInfo
- Publication number
- CN207866447U CN207866447U CN201820220106.6U CN201820220106U CN207866447U CN 207866447 U CN207866447 U CN 207866447U CN 201820220106 U CN201820220106 U CN 201820220106U CN 207866447 U CN207866447 U CN 207866447U
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- oil pipe
- amplifier
- sealing element
- amplifying circuit
- tubing interface
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Abstract
The utility model discloses a kind of tubing interface seal detectors, including：Oil pipe, sealing element, booster pump and detection piece；The oil pipe port of the sealing element and head and end connects, and sealing element includes：Fastener and cover board, detection piece is made of two symmetrical arc panels, and the position annular that oil pipe junction is corresponded on arc panel is equipped with a groove being recessed inwardly, and note is equipped with pressure sensor in groove, the upper and lower side of arc panel is equipped with transverse slat, is connected by screw between the transverse slat of two arc panels；By the effect of sealing element and booster pump, the both ends sealing pressing of oil pipe is realized into leak detection, it is easy to operate, detection is accurate, and the good seal performance of sealing element avoids error detection, it is equally applicable to the sealing performance test of the oil pipe just produced, it is applied widely, it is cost-effective；Whether sealed by the i.e. detectable each position of interface of the groove of annular setting in detection piece, is measured one by one without every, save the time, save manpower, detection mode is simple, simple in structure.
Description
Technical field
The utility model belongs to the technical field of detection pipe leakage, and in particular to a kind of tubing interface seal detector.
Background technology
Controlling methodology of oil pipeline is used to transport the pipe-line system of oil and oil product, mainly by oil pipeline, oil transportation station
And other auxiliary phases close equipment composition, are that one of capital equipment of oil movement and storage industry and crude oil and oil product are main
Conveying equipment, compared with the railway and highway oil transportation that belong to land transportation mode, pipeline oil transportation has that freight volume is big, seal
Good, the features such as at low cost and safety coefficient is high.
Oil pipeline is usually that multiple pipelines dock, and when docking bad, sealing performance is poor, in the process of oil transportation
In be easy to cause leakage, and the sealing performance of the oil pipeline after judging to dock is gone mainly by manual inspection in the prior art, effect
Rate is relatively low, and is susceptible to misjudgment, and detection accuracy is relatively low.
Utility model content
To overcome the docking performance detection of existing oil pipeline there are detection efficiency is low and the lower technological deficiency of accuracy rate,
The utility model discloses a kind of tubing interface seal detectors.
Technical solution adopted by the utility model to solve its technical problems is a kind of tubing interface seal detector, packets
It includes：Oil pipe, sealing element, booster pump and detection piece；The oil pipe port of the sealing element and head and end connects, and sealing element includes：
The middle part of Fastener and cover board, Fastener is cylindrical drum, and the outer diameter of cylindrical drum and the internal diameter of oil pipe match, above and below cylindrical drum
Both ends are equipped with rectangular connecting plate, and the upper and lower side of cover board and the upper and lower side of connecting plate are connected by screw；The booster pump with
Cover board is connected by pipeline；The detection piece is arranged at the sealing that oil pipe is connect with oil pipe, and detection piece is by two symmetrical arcs
Shape board group is at the internal diameter of arc panel composition circle and the outer diameter of oil pipe match, and the position of oil pipe junction is corresponded on arc panel
Annular is equipped with a groove being recessed inwardly, and the width of groove is more than the width of junction, and note is equipped with pressure sensor, arc in groove
The upper and lower side of shape plate is equipped with transverse slat, and the both sides of transverse slat are equipped with screw hole, are connected by screw between the transverse slat of two arc panels.
Further, the junction of the cylindrical drum of the Fastener and oil pipe is equipped with rubber seal, cover board and Fastener
Junction also be provided with rubber seal.
The pressure sensor is also connected with monitoring modular, and monitoring modular includes：Amplifying circuit, analog-digital converter, controller,
Locator and smart machine；The pressure sensor connects amplifying circuit, and amplifying circuit connects analog-digital converter, analog-digital converter
Controller, controller connecting positioner are connected, locator connects smart machine by wireless transmission.
The controller uses STM32F103VBT6 chips.
Voltage follow unit, the voltage follow unit packet are also associated between the amplifying circuit and analog-digital converter
It includes：Amplifier, resistance, capacitance and external power supply, the in-phase input end of the output end connection amplifier of amplifying circuit, amplifier
Inverting input connects the output end of amplifier by resistance, and the power end of amplifier connects external power supply, the ground connection of amplifier
The power end of end ground connection, amplifier also passes through capacity earth, the input terminal of the output end connection analog-digital converter of amplifier.
Optical coupling isolator, the signal output end of pressure sensor are also associated between the pressure sensor and amplifying circuit
Connect the input terminal of optical coupling isolator, the input terminal of the output end connection amplifying circuit of optical coupling isolator.
The smart machine is any one in mobile phone, computer and IPAD.
The utility model has the beneficial effects that：By the effect of sealing element and booster pump, by the both ends sealing pressing of oil pipe
Realize leak detection, easy to operate, detection is accurate, and the good seal performance of sealing element avoids error detection, is equally applicable to rigid life
The sealing performance of the oil pipe of production is tested, applied widely, cost-effective；Groove by annular setting in detection piece is i.e. detectable
Whether each position of interface seals, and is measured one by one without every, saves the time, saves manpower, and detection mode is simple, structure letter
It is single.
Description of the drawings
Fig. 1 is a kind of specific implementation mode structural schematic diagram of tubing interface seal detector of the utility model.
Fig. 2 is a kind of specific implementation mode structural schematic diagram of detection piece described in the utility model.
Fig. 3 is the module principle figure of monitoring modular described in the utility model.
Fig. 4 is the circuit diagram of voltage follow unit described in the utility model.
Fig. 5 is the circuit diagram of optical coupling isolator described in the utility model.
Reference numeral：1- Fasteners, 2- cover boards, 3- screws, 4- sealing rings, 5- pipelines, 6- booster pumps, 7- transverse slats, 8- are recessed
Slot, 9- screw holes, 10- arc panels, A-amplifier, R-resistance, C-capacitance, VCC-external power supply, OC-optical coupling isolator.
Specific implementation mode
More detailed description is done to the embodiment of the utility model below in conjunction with attached drawing and reference numeral, makes to be familiar with ability
The technology people in domain can implement according to this after studying this specification carefully.It should be appreciated that specific embodiment described herein is only solving
The utility model is released, is not used to limit the utility model.
A kind of tubing interface seal detector, including：Sealing element, booster pump 6 and detection piece；The sealing element and first and last two
The oil pipe port at end connects, and sealing element includes：The middle part of Fastener 1 and cover board 2, Fastener 1 is cylindrical drum, the outer diameter of cylindrical drum
Match with the internal diameter of oil pipe, the upper and lower ends of cylindrical drum are equipped with rectangular connecting plate, the upper and lower side of cover board 2 and connecting plate
Upper and lower side is connected by screw 3；The booster pump 6 is connect with cover board 2 by pipeline 5；The detection piece setting is in oil pipe and oil
At the sealing of pipe connection, detection piece is made of two symmetrical arc panels 10, which forms round internal diameter and oil pipe
Outer diameter matches, and the position annular that oil pipe junction is corresponded on arc panel 10 is equipped with a groove 8 being recessed inwardly, the width of groove 8
Degree is more than the width of junction, and note is equipped with pressure sensor in groove 8, and the upper and lower side of arc panel 10 is equipped with transverse slat 7, transverse slat 7
Both sides are equipped with screw hole 9, are connected by screw between the transverse slat 7 of two arc panels 10；Specifically, when detecting, first using sealing
The both ends of oil pipe are sealed, then apply pressure into pipeline with the booster pump 6 at both ends by part, according to the pressure sensor in detection piece
It detects whether to leak, using pressure sensor, is quick on the draw rapid, saves detection time, improve work efficiency, groove 8
The width that width is more than junction improves detection range, avoids the leak detection at oil pipe docking, detection mode is simple.
The cylindrical drum of the Fastener 1 and the junction of oil pipe are equipped with rubber seal 4, the connection of cover board 2 and Fastener 1
Place also is provided with rubber seal 4；The sealing ring 4 improves junction and cover board 2 and the Fastener 1 of cylindrical drum and oil pipe
The leakproofness of junction avoids the erroneous judgement caused by sealing is not firm, improves the accuracy of leak detection.
The pressure sensor is also connected with monitoring modular, and monitoring modular includes：Amplifying circuit, analog-digital converter, controller,
Locator and smart machine；The pressure sensor connects amplifying circuit, and amplifying circuit connects analog-digital converter, analog-digital converter
Controller, controller connecting positioner are connected, locator connects smart machine by wireless transmission；The monitoring modular is supervised in real time
The leakproofness at tubing interface is surveyed, is amplified by the pressure signal that amplifying circuit detects pressure sensor, then turned by modulus
The voltage signal of pressure is converted to digital signal by parallel operation, and the controller receives digital signal, when detecting tubing leak,
The digital signal is high level signal, and controller receives high level signal and the oil pipe position in locator is sent to smart machine
In, facilitate the maintenance management of staff, and the device realize it is intelligent, when the oil pipe of connection is numerous, avoid staff by
One finds the oil pipe of leakage, and accurate positioning improves work efficiency.
The controller uses STM32F103VBT6 chips；The STM32F103VBT6 working frequency of chip 72MHZ,
Internal high-speed memories（The up to SRAM of the flash memory of 128Kbyte and 20Kbyte), there is high cost performance；In addition, the chip
It disclosure satisfy that energy-efficient requirement is wanted in the oil pipe work that the operating temperature span of oil pipe is big and field is placed.
Voltage follow unit, the voltage follow unit packet are also associated between the amplifying circuit and analog-digital converter
It includes：Amplifier A, resistance R, capacitance C and external power supply VCC, the in-phase input end of the output end connection amplifier A of amplifying circuit,
The inverting input of amplifier A passes through the output end of resistance R connection amplifiers A, the power end connection external power supply of amplifier A
The ground terminal of VCC, amplifier A are grounded, and the power end of amplifier A is also grounded by capacitance C, and the output end of amplifier A connects mould
The input terminal of number converter；Voltage follow unit plays buffering, isolation, improves load capacity, ensures the original signal distortion factor
The voltage of minimum, capacitance C hold amplifier a-power supplies end will not be mutated, and keep stablizing, and resistance R provides negative-feedback for amplifier A,
Make signal input be equal to signal to export, the output error of step-down amplifier A.
Optical coupling isolator OC, the signal output of pressure sensor are also associated between the pressure sensor and amplifying circuit
The input terminal of end connection optical coupling isolator OC, the input terminal of the output end connection amplifying circuit of optical coupling isolator OC；The optocoupler
Isolator OC reduces the interference being electrically connected between pressure sensor and amplifying circuit, the accuracy for entire circuit detection of deducting a percentage,
The serious forgiveness of raising system improves the accuracy of pressure sensor detection.
The smart machine is any one in mobile phone, computer and IPAD；The smart machine is easy to carry, is convenient for
Staff carries, and receives the information management easy to repair of drain pipeline in time.
The above content is the further descriptions made to the utility model in conjunction with specific preferred embodiment, cannot recognize
Determine specific embodiment of the present utility model and is confined to these explanations.For the common skill of the utility model technical field
For art personnel, the other embodiment obtained in the case where not departing from the technical solution of the utility model should be included in this practicality
In novel protection domain.
Claims (7)
1. a kind of tubing interface seal detector, it is characterised in that：Including：Sealing element, booster pump（6）And detection piece；It is described close
The oil pipe port of sealing and head and end connects, and sealing element includes：Fastener（1）And cover board（2）, Fastener（1）Middle part be
Cylindrical drum, the outer diameter of cylindrical drum and the internal diameter of oil pipe match, and the upper and lower ends of cylindrical drum are equipped with rectangular connecting plate, cover board
（2）Upper and lower side and the upper and lower side of connecting plate pass through screw（3）Connection；The booster pump（6）With cover board（2）Pass through pipeline（5）
Connection；The detection piece is arranged at the sealing that oil pipe is connect with oil pipe, and detection piece is by two symmetrical arc panels（10）Composition,
The arc panel（10）The outer diameter of the internal diameter and oil pipe that form circle matches, arc panel（10）The position ring of upper corresponding oil pipe junction
Shape is equipped with a groove being recessed inwardly（8）, groove（8）Width be more than junction width, groove（8）Interior note is passed equipped with pressure
Sensor, arc panel（10）Upper and lower side be equipped with transverse slat（7）, transverse slat（7）Both sides be equipped with screw hole（9）, two arc panels（10）'s
Transverse slat（7）Between be connected by screw.
2. a kind of tubing interface seal detector as described in claim 1, it is characterised in that：The Fastener（1）Cylinder
The junction of cylinder and oil pipe is equipped with rubber seal（4）, cover board（2）With Fastener（1）Junction also be provided with rubber seal
（4）.
3. a kind of tubing interface seal detector as described in claim 1, it is characterised in that：The pressure sensor is also connected with
Monitoring modular, monitoring modular include：Amplifying circuit, analog-digital converter, controller, locator and smart machine；The pressure passes
Sensor connects amplifying circuit, and amplifying circuit connects analog-digital converter, and analog-digital converter connects controller, controller connection positioning
Device, locator connect smart machine by wireless transmission.
4. a kind of tubing interface seal detector as claimed in claim 3, it is characterised in that：The controller uses
STM32F103VBT6 chips.
5. a kind of tubing interface seal detector as claimed in claim 3, it is characterised in that：The amplifying circuit turns with modulus
Voltage follow unit is also associated between parallel operation, the voltage follow unit includes：Amplifier（A）, resistance（R）, capacitance（C）With
External power supply（VCC）, the output end connection amplifier of amplifying circuit（A）In-phase input end, amplifier（A）Inverting input
Pass through resistance（R）Connect amplifier（A）Output end, amplifier（A）Power end connect external power supply（VCC）, amplifier（A）
Ground terminal ground connection, amplifier（A）Power end also pass through capacitance（C）Ground connection, amplifier（A）Output end connect analog-to-digital conversion
The input terminal of device.
6. a kind of tubing interface seal detector as claimed in claim 3, it is characterised in that：The pressure sensor and amplification
Optical coupling isolator is also associated between circuit（OC）, the signal output end connection optical coupling isolator of pressure sensor（OC）Input
End, optical coupling isolator（OC）Output end connection amplifying circuit input terminal.
7. a kind of tubing interface seal detector as claimed in claim 3, it is characterised in that：The smart machine be mobile phone,
Any one in computer and IPAD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820220106.6U CN207866447U (en) | 2018-02-08 | 2018-02-08 | A kind of tubing interface seal detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820220106.6U CN207866447U (en) | 2018-02-08 | 2018-02-08 | A kind of tubing interface seal detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207866447U true CN207866447U (en) | 2018-09-14 |
Family
ID=63458150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820220106.6U Active CN207866447U (en) | 2018-02-08 | 2018-02-08 | A kind of tubing interface seal detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207866447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175478A (en) * | 2019-12-26 | 2020-05-19 | 太原理工大学 | Intelligent oil filtering and monitoring system |
-
2018
- 2018-02-08 CN CN201820220106.6U patent/CN207866447U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175478A (en) * | 2019-12-26 | 2020-05-19 | 太原理工大学 | Intelligent oil filtering and monitoring system |
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