CN220153761U - Distributed optical fiber temperature measuring device for petroleum and petrochemical storage tank - Google Patents
Distributed optical fiber temperature measuring device for petroleum and petrochemical storage tank Download PDFInfo
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- CN220153761U CN220153761U CN202320871219.3U CN202320871219U CN220153761U CN 220153761 U CN220153761 U CN 220153761U CN 202320871219 U CN202320871219 U CN 202320871219U CN 220153761 U CN220153761 U CN 220153761U
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 53
- 239000003208 petroleum Substances 0.000 title claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 10
- 239000000523 sample Substances 0.000 claims description 6
- 238000009529 body temperature measurement Methods 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 17
- 238000012546 transfer Methods 0.000 abstract description 10
- 238000012360 testing method Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000000253 optical time-domain reflectometry Methods 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Measuring Temperature Or Quantity Of Heat (AREA)
- Radiation Pyrometers (AREA)
Abstract
The utility model discloses a petroleum and petrochemical storage tank distributed optical fiber temperature measuring device which comprises a temperature measuring instrument body, wherein a display screen is arranged on one side of the temperature measuring instrument body, a receiver is arranged at the top of the temperature measuring instrument body, a storage box is arranged on one side of the storage box, and a storage assembly is arranged in the storage box; the utility model discloses a temperature measuring instrument device, including the handle, the transfer line is installed to the transfer line, the storage subassembly includes handle, transfer line and storage tray, one side of handle and the one end fixed connection of transfer line, the transfer line runs through and rotates in the inside of receiver, the transfer line is located the one end of the inside of receiver and one side fixed connection of storage tray, the one end that the transfer line was kept away from to the storage tray is installed on the inner wall of receiver through the bearing, through setting up the storage subassembly, drives the transfer line through rotating the handle promptly and rotates, and then drives the storage tray and rotate, can accomodate conducting fiber after test operation to be convenient for this temperature measuring instrument device's carry.
Description
Technical Field
The utility model relates to the technical field of pipeline monitoring, in particular to a distributed optical fiber temperature measuring device for petroleum and petrochemical storage tanks.
Background
With the development of optical fiber sensing technology, the distributed optical fiber temperature measurement technology adopting the principles of Raman scattering and optical time domain reflection has been gradually applied and popularized in the aspect of leakage monitoring of oil pipelines, gas pipelines and thermal pipelines.
When oil transportation, gas transportation and heating power pipeline leak, the leakage substances can cause the temperature field of the surrounding environment to change, the temperature change can be perceived by laying a temperature measuring optical cable along the pipeline, the optical signal is demodulated through the distributed optical fiber temperature measuring device, the temperature data along the optical fiber is obtained, and the temperature point is positioned through the optical time domain reflection technology, so that the leakage condition and the position of the leakage point are judged.
The construction of the pipeline is generally carried out in sections, and the pipeline of each construction section is backfilled after being laid, so that the temperature measuring optical cable must be synchronously laid before backfilling, and the optical fiber cores in the temperature measuring optical cable must be detected before backfilling and after backfilling, so that the situation of broken fibers is avoided. When in detection, the length and the loss of the optical fiber need to be obtained, the corresponding positions of the pipeline and the optical fiber need to be calibrated, and the temperature needs to be calibrated; checking the heat conduction effect, etc. The conventional optical fiber core detection tool is an OTDR optical time domain reflectometer, which can measure the length, loss and other data of an optical fiber, but the test data are inaccurate, and if the power of the inner light is larger than the maximum power receiving value of an optical receiver of the OTDR optical module, the optical module is burnt out.
The existing DTS can measure the length and temperature of light by the Rayleigh scattering principle, and when the fiber thermometer is used, the conductive optical fiber is inconvenient to store, so that the fiber thermometer is inconvenient to carry, and therefore, the distributed optical fiber temperature measuring device of the petroleum and petrochemical storage tank is required to be proposed.
Disclosure of Invention
The utility model aims to provide a distributed optical fiber temperature measuring device for a petroleum and petrochemical storage tank, which is simple, quick, convenient and effective by arranging a storage assembly so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the distributed optical fiber temperature measuring device for the petroleum and petrochemical storage tank comprises a temperature measuring instrument body, wherein a storage box is arranged on one side of the temperature measuring instrument body, a storage box is arranged on one side of the storage box, and a storage assembly is arranged inside the storage box;
the storage assembly comprises a handle, a transmission rod and a storage disc, one side of the handle is fixedly connected with one end of the transmission rod, the transmission rod penetrates through and rotates in the storage box, one end of the transmission rod located in the storage box is fixedly connected with one side of the storage disc, and one end of the storage disc, far away from the transmission rod, is installed on the inner wall of the storage box through a bearing.
Preferably, a sealing cover is arranged on one side of the storage box, one side of the sealing cover is hinged with the outer side of the storage box, and the other side of the sealing cover is connected with the outer side of the storage box through a lock catch.
Preferably, a groove is formed in the storage box, and an optical probe is arranged in the groove.
Preferably, a chute is formed in one side of the thermometer body, and a limit strip which can be matched with the chute for use is arranged on one side of the storage box, which is in contact with the thermometer body.
Preferably, through holes are formed in the limiting strips and the sliding grooves, and pins are movably connected in the through holes.
Preferably, a first through hole is formed in one side of the thermometer body, a first conducting optical fiber is arranged in the first through hole, a second through hole is formed in one side of the storage box, a second conducting optical fiber is arranged in the second through hole, and the first conducting optical fiber and the second conducting optical fiber are communicated with each other through connectors.
Preferably, a first through hole is formed in one side of the storage box, and a second through hole which can be matched with the first through hole for use is formed in one side of the storage box.
Preferably, a display screen (102) is arranged on one side of the thermometer body (1), and a receiver (101) is arranged at the top of the thermometer body (1).
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the storage assembly is arranged, namely, the transmission rod is driven to rotate by the rotating handle, so that the storage disc is driven to rotate, and the conducting optical fiber can be stored after the testing work is finished, so that the carrying of the thermometer device is facilitated;
2. through the design of the sliding groove, the limiting strip and the pin, the temperature measuring instrument can be conveniently pulled out of the pin, and then the temperature measuring instrument body and the storage box are detached, so that the first conducting optical fiber and the second conducting optical fiber can be conveniently replaced.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the limit bar and the chute of the present utility model;
FIG. 3 is a schematic view of a housing assembly according to the present utility model;
fig. 4 is a schematic view of the structure of the interior of the storage case of the present utility model.
In the figure: 1. a thermometer body; 101. a receiver; 102. a display screen; 103. a chute; 104. a through hole; 2. a storage box; 201. a second through hole; 202. a first through hole; 203. a limit bar; 3. a storage case; 301. sealing cover; 302. a second through hole; 303. a groove; 4. a receiving assembly; 41. a handle; 42. a transmission rod; 43. a storage tray; 5. a first conductive optical fiber; 6. a pin; 7. and a second conductive optical fiber.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Referring to fig. 1-4, the present utility model provides a technical solution: the distributed optical fiber temperature measuring device for the petroleum and petrochemical storage tank comprises a temperature measuring instrument body 1, wherein a display screen 102 is arranged on one side of the temperature measuring instrument body 1, a receiver 101 is arranged at the top of the temperature measuring instrument body 1, a storage box 2 is arranged on one side of the temperature measuring instrument body 1, a storage box 3 is arranged on one side of the storage box 2, and a storage assembly 4 is arranged inside the storage box 2;
the storage assembly 4 comprises a handle 41, a transmission rod 42 and a storage disc 43, one side of the handle 41 is fixedly connected with one end of the transmission rod 42, the transmission rod 42 penetrates through the storage box 2, one end of the transmission rod 42, which is located in the storage box 2, is fixedly connected with one side of the storage disc 43, and one end, away from the transmission rod 42, of the storage disc 43 is installed on the inner wall of the storage box 2 through a bearing.
Further, a first through hole 104 is formed in one side of the thermometer body 1, a first conductive optical fiber 5 is arranged in the first through hole 104, a second through hole 201 is formed in one side of the storage box 2, a second conductive optical fiber 7 is arranged in the second through hole 201, and the first conductive optical fiber 5 and the second conductive optical fiber 7 are communicated with each other through connectors.
Wherein, a first through hole 202 is formed on one side of the storage box 2, and a second through hole 302 capable of being used in cooperation with the first through hole 202 is formed on one side of the storage box 3.
In this embodiment, through the preceding terminal surface embedding at the thermoscope body 1 is provided with the display screen 102, the data that the thermoscope body 1 detected are conveniently shown to the display screen 102, make the operator be convenient for directly perceivedly know the result of detection, first conduction optic fibre 5 communicates to the inside of thermoscope body 1, first conduction optic fibre 5 communicates each other through the connector with second conduction optic fibre 7, the connector can adopt the flange, thereby be convenient for the connection and the dismantlement of first conduction optic fibre 5 and second conduction optic fibre 7, handle 41 adopts the welding with transfer line 42, drive transfer line 42 through rotating handle 41 and rotate, thereby drive take in disk 43 rotation, can be after the staff finishes the test, accomodate conduction optic fibre, thereby be convenient for this optical fiber temperature measuring device's carry, the diameter and the height of first through-hole 202 and second through-hole 302 are the same, thereby be convenient for conduction optic fibre passes first through-hole 202 and second through-hole 302 are linked together with optical probe, the height and diameter of first through-hole 104 and second through-hole 201 are the same, and both diameters are slightly less than the diameter of connector, thereby realize can guarantee that first conduction optic fibre 5 and second conduction optic fibre 7 are connected to the inside the optical fibre 2 when the second conduction optic fibre is difficult to be connected to the second conduction optic fibre 5, the second conduction optic fibre 5 is not guaranteed to the second conduction device, the second conduction optic fibre 5 is difficult to be connected to the inside the optical fibre 2 when the time of the joint is reached.
It should be noted that how the temperature measuring operation is realized by the temperature measuring device body 1, how signals are transmitted and received, and how the data obtained by the test are displayed on the display screen 102, which all belong to the prior art, and are not described in detail herein, the sizes of the handle 41, the transmission rod 42 and the storage disc 43 can be determined according to actual use conditions, in actual use, in order to facilitate the protection of the conductive optical fiber when the storage disc 43 stores the conductive optical fiber, a protective sleeve should be arranged on the outer side of the conductive optical fiber, the storage disc 43 should be attached with a bonding sponge cushion, in order to avoid the connection between the storage box 2 and the temperature measuring device body 1, the surface of the side where the storage box 2 is connected with the temperature measuring device body 1 should be provided with a groove, thereby avoiding the extrusion of the flange, which is the connection between the storage box 2 and the temperature measuring device body 1, and the first conductive optical fiber 5, the second conductive optical fiber 7 and the connector.
Preferably, a sealing cover 301 is installed on one side of the storage box 3, one side of the sealing cover 301 is hinged to the outer side of the storage box 3, and the other side of the sealing cover 301 is connected to the outer side of the storage box 3 through a lock catch.
It should be noted that the storage box 3 is provided with a groove 303, and an optical probe is disposed in the groove 303.
It should be noted that, the distance, depth and length of the grooves 303 are determined according to the size of the optical probe, and in order to better protect the optical probe, a sponge pad should be disposed inside the grooves 303.
Further, spout 103 has been seted up to one side of thermoscope body 1, and receiver 2 is provided with spacing 203 that can use with spout 103 cooperation with one side that thermoscope body 1 contacted, and wherein, all seted up the through-hole on spacing 203 and the spout 103, swing joint has pin 6 in the through-hole.
It should be noted that, the spacing 203 and the chute 103 are both provided with two groups, and the thickness of the spacing 203 is slightly smaller than the distance between the chutes 103, so as to ensure that the spacing 203 can be clamped into the chute 103, and the spacing is fixedly connected by using the pins 6, so that the storage box 2 and the thermometer body 1 are convenient to detach and install, and the first conductive optical fiber 5 and the second conductive optical fiber 7 are also convenient to replace in the later stage.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. Petroleum and petrochemical storage tank distributed optical fiber temperature measuring device, characterized in that: the temperature measuring instrument comprises a temperature measuring instrument body (1), wherein a storage box (2) is arranged on one side of the temperature measuring instrument body (1), a storage box (3) is arranged on one side of the storage box (2), and a storage assembly (4) is arranged inside the storage box (2);
the storage assembly (4) comprises a handle (41), a transmission rod (42) and a storage disc (43), one side of the handle (41) is fixedly connected with one end of the transmission rod (42), the transmission rod (42) penetrates through and rotates inside the storage box (2), one end of the transmission rod (42) located inside the storage box (2) is fixedly connected with one side of the storage disc (43), and one end of the storage disc (43) away from the transmission rod (42) is installed on the inner wall of the storage box (2) through a bearing.
2. The petrochemical storage tank distributed optical fiber temperature measuring device according to claim 1, wherein: one side of the storage box (3) is provided with a sealing cover (301), one side of the sealing cover (301) is hinged with the outer side of the storage box (3), and the other side of the sealing cover is connected with the outer side of the storage box (3) through a lock catch.
3. The petrochemical storage tank distributed optical fiber temperature measuring device according to claim 2, wherein: the inside of depositing case (3) has seted up recess (303), the inside of recess (303) is provided with optical probe.
4. A petrochemical storage tank distributed optical fiber temperature measurement device according to claim 3, wherein: a chute (103) is formed in one side of the thermometer body (1), and a limit strip (203) which can be matched with the chute (103) for use is arranged on one side of the storage box (2) which is contacted with the thermometer body (1).
5. The petrochemical storage tank distributed optical fiber temperature measuring device according to claim 4, wherein: through holes are formed in the limiting strips (203) and the sliding grooves (103), and pins (6) are movably connected in the through holes.
6. The petrochemical storage tank distributed optical fiber temperature measuring device according to claim 5, wherein: the temperature measuring instrument comprises a temperature measuring instrument body (1), and is characterized in that a first through hole (104) is formed in one side of the temperature measuring instrument body (1), a first conducting optical fiber (5) is arranged in the first through hole (104), a second through hole (201) is formed in one side of the storage box (2), a second conducting optical fiber (7) is arranged in the second through hole (201), and the first conducting optical fiber (5) and the second conducting optical fiber (7) are communicated with each other through connectors.
7. The petrochemical storage tank distributed optical fiber temperature measuring device according to claim 6, wherein: a first through hole (202) is formed in one side of the storage box (2), and a second through hole (302) which can be matched with the first through hole (202) for use is formed in one side of the storage box (3).
8. The petrochemical storage tank distributed optical fiber temperature measuring device according to claim 6, wherein: one side of the thermometer body (1) is provided with a display screen (102), and the top of the thermometer body (1) is provided with a receiver (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320871219.3U CN220153761U (en) | 2023-04-18 | 2023-04-18 | Distributed optical fiber temperature measuring device for petroleum and petrochemical storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320871219.3U CN220153761U (en) | 2023-04-18 | 2023-04-18 | Distributed optical fiber temperature measuring device for petroleum and petrochemical storage tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220153761U true CN220153761U (en) | 2023-12-08 |
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ID=89008693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320871219.3U Active CN220153761U (en) | 2023-04-18 | 2023-04-18 | Distributed optical fiber temperature measuring device for petroleum and petrochemical storage tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220153761U (en) |
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2023
- 2023-04-18 CN CN202320871219.3U patent/CN220153761U/en active Active
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