CN110715773A - Automatic detection device and detection method for water seepage of optical cable - Google Patents
Automatic detection device and detection method for water seepage of optical cable Download PDFInfo
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- CN110715773A CN110715773A CN201810763637.4A CN201810763637A CN110715773A CN 110715773 A CN110715773 A CN 110715773A CN 201810763637 A CN201810763637 A CN 201810763637A CN 110715773 A CN110715773 A CN 110715773A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
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Abstract
The invention discloses an automatic detection device for water seepage of an optical cable, which at least comprises a water injection device connected with one end of a test optical cable and a vibration sensor positioned at the other end of the test optical cable, wherein the vibration sensor is electrically connected with a PC monitoring end through a data transmission line. Still be fixed with a plurality of digital counter on the lateral wall of water injection device, be provided with the alarm on the digital counter, digital counter is through data transmission line one and PC control end electric connection. The vibration sensor is used for detecting whether water drops, if the optical cable seeps water, the vibration sensor converts vibration signals into electric signals and feeds the electric signals back to the PC monitoring end, the PC monitoring end immediately sends instructions to the digital counter and gives an alarm, the digital counter can conveniently and visually record the testing time of the optical cable, compared with a traditional manual timing method, the method is more accurate, the accuracy of data is ensured, the online monitoring of the seepage situation is realized, and people do not need to be sent to check regularly.
Description
Technical Field
The invention relates to the technical field of optical cables, in particular to an automatic detection device for water seepage of an optical cable and a detection method thereof.
Background
In the manufacturing industry of optical cables, the water seepage test of the optical cables is a necessary inspection item after the optical cables are off-line. Because water has a great influence on the optical cable, if the water seepage prevention performance of the optical cable is poor, water enters the optical cable, and particularly in some severe cold areas, the water in the optical cable freezes and expands, so that the optical fiber is stressed, and the attenuation of the optical fiber in the optical cable is abnormal. In addition, if water is immersed in the optical cable for a long period of time, the optical fiber may suffer hydrogen loss, resulting in increased loss of the optical fiber.
In the existing water seepage device for the optical cable, a finished optical cable is inserted into a testing device after being cut into a length of 1m, meanwhile, pressure of a water column of 1m is applied to one end of the optical cable, observation is carried out on the other end of the optical cable, whether water seepage occurs within 8 hours is judged, and if water seepage occurs, a water seepage experiment is unqualified. However, in actual operation, a plurality of optical cables may be subjected to water seepage tests in different time periods, so that a tester needs to record the time of each test optical cable, and the test time is easily confused. In addition, the detection personnel often do not timely set off the water-permeable optical cable or the optical cable tested for 8 hours because the detection personnel are busy in other emergency work, so that the water-permeable device of the optical cable is occupied for a long time. In addition, if the water seepage of the optical cable is not found in time, the production machine does not receive abnormal feedback information in time, and if the production is continued according to the existing process, a large batch of unqualified optical cables with water seepage can be caused, so that the loss is caused to a company.
Disclosure of Invention
The invention aims to overcome the defects and provide an automatic detection device for water seepage of an optical cable, which can monitor the test condition of the water seepage of the optical cable, feed back the water-seeped optical cable or the optical cable which is tested and inform a worker of the treatment in time. The work efficiency is improved, the problem caused by careless staff is avoided, and the invention comprises the following contents:
1. in order to monitor the water seepage time of each optical cable, a nixie tube timing device is installed beside each testing optical cable, when each optical cable starts to be tested, the nixie tube is started to start timing, and the upper timing limit is set to be 8 hours.
2. In order to detect whether the optical cable seeps water or not, one end of the optical cable is inserted into the water seepage device, 1m high water column pressure is applied, water seepage detection of the optical cable is carried out at the other end of the optical cable, a vibration sensor is designed below the detection end, when water drops, the sensor can convert vibration signals into electric signals, and water seepage information of the optical cable is fed back to a computer.
3. And the computer receives the feedback signal and sends an instruction to the nixie tube timer to stop counting by the timer and record the time displayed by the timer.
4. And when the water seepage feedback signal is received, alarming is carried out to remind an operator to carry out treatment in time.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a method for detecting water seepage of an optical cable comprises the following steps:
connecting one end of a test optical cable with a water injection device, and placing the other end of the test optical cable above a vibration sensor;
step two, applying water pressure to the test optical cable through a water injection device;
and step three, testing the optical cable to be qualified if the vibration sensor does not detect the vibration signal, and testing the optical cable to be unqualified if the vibration sensor detects the vibration signal.
In the first step, a plurality of test optical cables are arranged, and the water injection device is simultaneously connected with the plurality of test optical cables through a plurality of water valve switches with the same number as the test optical cables; firstly, injecting water into a water injection device; applying water pressure to one end of the test optical cable in the second step by opening a water valve switch corresponding to one of the test optical cables; a vibration sensor is respectively placed to every test optical cable other end below, and each vibration sensor all transmits detected signal to the PC control end, through the infiltration measuring condition of every test optical cable of PC control end real-time supervision.
The test optical cable match a digital counter, when beginning to exert water pressure in the test optical cable in the step two, start digital counter, count the test time of test optical cable, wherein the water injection device includes the water injection pipe of perpendicular to test optical cable at least, form the high test water column of 1m in the water injection pipe, the water injection device passes through the test water column and applys water column pressure to test optical cable.
An automatic detection device for water seepage of an optical cable at least comprises a water injection device connected with one end of a test optical cable and a vibration sensor positioned at the other end of the test optical cable, wherein the vibration sensor is electrically connected with a PC monitoring end through a data transmission line.
The water injection device at least comprises a water injection main pipe and a plurality of branch heads, wherein the branch heads are connected with the water injection main pipe at one ends, the other ends are used for being connected with one end of the test optical cable, and each branch head corresponds to a vibration sensor matched with the branch head.
The water injection be responsible for including water injection pipe and extension pipe, water injection pipe both ends opening, extension pipe one end opening one end shutoff, the open end fixed connection of elbow and extension pipe is passed through to one of them end of water injection pipe, a plurality of branch head is seted up on an extension pipe lateral wall along the even interval of extension pipe length direction.
The plurality of branch heads are respectively connected with one end of the test optical cable through a flexible sleeve which is detachably connected.
The soft sleeve is a hollow cylindrical structure with two open ends, the hollow structure of the soft sleeve is an inverted cone-shaped structure, the aperture of an opening at one end connected with the branch head is small, the aperture of an opening at one end connected with the test optical cable is large, and the soft sleeve is further connected with a water valve switch.
And a plurality of digital counters matched with the number of the branch heads are fixed on the side wall of the water injection main pipe, an alarm is arranged on each digital counter, and each digital counter is electrically connected with the PC monitoring end through a data transmission line I.
The vibration sensor is located in a containing groove parallel to the extension pipe, and the vibration sensor is located under the testing end of the testing optical cable.
The invention has the following beneficial effects:
1. the digital tube timing device is designed and installed, the testing time of the optical cable can be recorded conveniently and visually, compared with the traditional manual timing method, the digital tube timing device is more accurate, and the accuracy of data is ensured.
2. The design vibration sensor is used for detecting whether water drops, if the optical cable seeps water, the water drops with water drop continuity drop on the sensor to generate a vibration signal, the sensor converts the vibration signal into an electric signal to feed back to a computer, the recording optical cable seeps water, and meanwhile an alarm is given. The water seepage condition is monitored on line without sending people to check regularly.
3. When the optical cable is seeped, the computer immediately sends an instruction to the counter after receiving the feedback signal, so that the counter stops counting, and the seepage time is output. Staff's accessible carries out the analysis to a large amount of optical cable infiltration time, and help the enterprise analysis optical cable infiltration's reason carries out reasonable improvement.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that are needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the structure of the water injection device of the present invention.
FIG. 3 is a schematic view of the insertion of a test cable onto a water injection device according to the present invention.
In the figure: 1. a water injection pipe; 2. a branch head; 3. a digital counter; 4. a soft sleeve; 5. a water valve switch; 6. testing the optical cable; 7. a PC monitoring terminal; 8. a first data transmission line; 9. a vibration sensor; 10. a second data transmission line; 11. an extension pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A method for detecting water seepage of an optical cable comprises the following steps:
connecting one end of a test optical cable 6 with a water injection device, and placing the other end of the test optical cable 6 above a vibration sensor 9;
step two, applying water pressure to the test optical cable 6 through a water injection device;
and step three, if the vibration sensor 9 does not detect the vibration signal, the optical cable 6 is tested to be qualified, and if the vibration sensor 9 detects the vibration signal, the optical cable 6 is tested to be unqualified.
During the use, connect test optical cable 6 one end on the water injection device, test optical cable 6's the other end is placed in the top of vibration sensor 9, then to the water injection device water injection, test optical cable 6 connects the one end at the water injection device and applys water pressure to test optical cable 6, test optical cable 6 detects through vibration sensor 9, if when the sense terminal of test optical cable 6 has the water droplet to drip, the water droplet drips on vibration sensor 9, vibration sensor 9 will detect the vibration signal, test optical cable 6 is unqualified, if the sense terminal of test optical cable 6 does not have the water droplet to drip, vibration sensor 9 will not detect the vibration signal, then test optical cable 6 is qualified.
Example 2
As shown in fig. 1 and fig. 3, it is an improvement on the basis of embodiment 1, in the step one, a plurality of test optical cables 6 are provided, and the water injection device is simultaneously connected with a plurality of test optical cables 6 through a plurality of water valve switches 5 with the same number as the test optical cables 6; firstly, injecting water into a water injection device; applying water pressure to one end of the test optical cable 6 in the second step by opening a water valve switch 5 corresponding to one test optical cable 6; a vibration sensor 9 is respectively placed to every test optical cable 6 other end below, and each vibration sensor 9 all transmits detected signal to PC control end 7, through the every test optical cable 6's of PC control end 7 real-time supervision infiltration detection condition.
The test optical cable 6 match a digital counter 3, when beginning to exert water pressure in the test optical cable 6 in the step two, start digital counter 3, count test optical cable 6's test time, wherein the water injection device includes the water injection pipe 1 of perpendicular to test optical cable 6 at least, form the high test water column of 1m in the water injection pipe 1, the water injection device exerts water column pressure to test optical cable 6 through the test water column.
This embodiment can satisfy many test optical cables 6 and carry out the infiltration test simultaneously, but many test optical cables 6 parallel arrangement. When the test device is used, if a plurality of test optical cables 6 need to be detected, one end of each test optical cable 6 is connected to the water injection device, the other end of each test optical cable 6 is placed above one vibration sensor 9, each vibration sensor 9 transmits a detection signal to the PC monitoring end 7, and the water seepage detection condition of each test optical cable 6 can be monitored in real time through the PC monitoring end 7; each test optical cable 6 can also be respectively matched with a digital counter 3, then water is injected into the water injection device, the test optical cable 6 is connected to one end of the water injection device to form water column water pressure, the digital counter 3 is started at the same time, the starting time is set to be 0, the ending time is set to be 8 hours, and the test time of the test optical cable 6 is counted. During the use, if when dripping, vibration sensor 9 can turn into the signal of telecommunication with vibration signal, give PC monitor 7 with the information feedback of optical cable infiltration, PC monitor 7 receives feedback signal, send instruction for digital counter 3, let digital counter 3 stop counting, note the time that digital counter 3 shows simultaneously, when receiving infiltration feedback signal, PC monitor 7 can also connect the alarm, if PC monitor 7 detects the vibration signal that vibration sensor 9 transmitted, then PC monitor 7 triggers the alarm and reports to the police, remind operating personnel in time to handle. If no water drops, the testing optical cable 6 is qualified and does not seep water, after the countdown is completed within 8 hours after the testing, the digital counter 3 can also feed back the timing information to the PC monitoring end 7, the alarm is triggered by the PC monitoring end 7 to give an alarm, the worker is reminded to finish the testing, and the qualified testing optical cable 6 is timely marked to be qualified and taken down, so that the later optical cable can be conveniently tested, the working efficiency is improved, and the time cost is saved.
Example 3
As shown in figure 1, the automatic detection device for the water seepage of the optical cable at least comprises a water injection device connected with one end of a test optical cable 6 and a vibration sensor 9 positioned at the other end of the test optical cable 6, wherein the vibration sensor 9 is electrically connected with a PC monitoring end 7 through a data transmission line two 10.
The invention is provided with a vibration sensor 9, the vibration sensor 9 is electrically connected with a PC monitoring end 7 through a data transmission line two 10, the vibration sensor 9 is used for detecting whether water drops drop, if the test optical cable 6 seeps water, the water drops continuously drop on the vibration sensor 9 to generate a vibration signal, the vibration sensor 9 then converts the vibration signal into an electric signal to be fed back to the PC monitoring end 7, the water seepage of the test optical cable 6 is recorded, and meanwhile, an alarm is given. The water seepage condition is monitored on line without sending people to check regularly. Can monitor the test condition of test optical cable 6 infiltration through vibration sensor 9 and PC control end 7 to test optical cable 6 or the test optical cable 6 of accomplishing the test of infiltration are fed back, in time inform the staff to handle, improve work efficiency, avoid because of the problem that the staff neglected to cause.
Example 4
As shown in fig. 1 and 2, the water injection device is improved on the basis of embodiment 3, and the water injection device at least comprises a main water injection pipe and a plurality of branch heads 2, wherein one end of each of the plurality of branch heads 2 is connected with the main water injection pipe, the other end of each of the plurality of branch heads 2 is connected with one end of a test optical cable 6, and each of the plurality of branch heads 2 corresponds to a vibration sensor 9 matched with the branch head.
The water injection be responsible for including water injection pipe 1 and extension pipe 11, 1 both ends opening of water injection pipe, 11 one end opening one end shutoff of extension pipe, the open end fixed connection of elbow and extension pipe 11 is passed through to one of them end of water injection pipe 1, a plurality of branch head 2 is seted up on 11 lateral walls of extension pipe along 11 evenly spaced intervals of extension pipe length direction.
During the use, pour into water into the water injection device, it has water to flow into in water injection pipe 1 and the extension pipe 11 this moment, it stops the water injection when highly being 1m to satisfy water injection pipe 1 normal water, a plurality of branch head 2 sets up all can on water injection pipe 1 and extension pipe 11, guarantee that the water pressure in branch head 2 department is the pressure of the high water column of 1m, then connect test optical cable 6's one end and branch head 2, test optical cable 6's the other end is placed in vibration sensor 9's top, when the water droplet drips, vibration sensor 9 can turn into the signal of telecommunication with vibration signal, give PC control end 7 with the information feedback of test optical cable 6 infiltration, PC control end 7 receives feedback signal, report to the police, remind operating personnel in time to handle. The invention is provided with a plurality of branch heads 2, which can meet the requirement that a plurality of test optical cables 6 carry out water seepage test at the same time.
Example 5
As shown in fig. 1, fig. 2 and fig. 3, which is an improvement on the basis of embodiments 3 and 4, the plurality of branch heads 2 are respectively connected with one end of a test optical cable 6 through a flexible sleeve 4 which is detachably connected.
The soft sleeve 4 is also connected with a water valve switch 5.
One end of the test optical cable 6 is connected with the soft sleeve 4, the other end of the test optical cable 6 is placed above the vibration sensor 9, and the plurality of test optical cables 6 are arranged in parallel. The hollow inverted cone structure of the soft sleeve 4 connected with the branch head 2 has small opening aperture at one end connected with the branch head 2, is used for large opening aperture at one end connected with the test optical cable 6, is suitable for water seepage test when the test optical cables 6 with different thicknesses are inserted into the soft sleeve 4, and the water valve switch 5 fixedly connected with the soft sleeve 4 can switch detection and non-detection states.
Example 6
As shown in fig. 1, the improved water injection device is improved on the basis of embodiment 3, a plurality of digital counters 3 matched with the branch heads 2 in number are further fixed on the side wall of the water injection main pipe, an alarm is arranged on the digital counters 3, and the digital counters 3 are electrically connected with a PC monitoring end 7 through a first data transmission line 8.
The digital counter 3 is designed and installed in the invention, so that the testing time of the testing optical cable 6 can be conveniently and visually recorded, and compared with the traditional manual timing method, the method is more accurate and ensures the accuracy of data; digital counter 3 passes through PC monitor terminal 7 and vibration sensor 9 electric connection, and vibration sensor 9 is used for detecting whether there is the water droplet to drip, if test optical cable 6 infiltration, then have the drippage of water droplet continuation on vibration sensor 9, produce vibration signal, vibration sensor 9 turns into the signal of telecommunication with vibration signal afterwards and feeds back to PC monitor terminal 7, and record test optical cable 6 has seeped water, and the alarm is reported to the police simultaneously. The water seepage condition is monitored on line without sending people to check regularly. When the test optical cable 6 is seeped, the PC monitoring end 7 immediately sends an instruction to the digital counter 3 after receiving the feedback signal, so that the digital counter stops counting, and the seepage time is output. Staff's accessible carries out the analysis to a large amount of optical cable infiltration time, and help the enterprise analysis optical cable infiltration's reason carries out reasonable improvement.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Claims (10)
1. A method for detecting water seepage of an optical cable comprises the following steps:
connecting one end of a test optical cable (6) with a water injection device, and placing the other end of the test optical cable (6) above a vibration sensor (9);
step two, applying water pressure to the test optical cable (6) through a water injection device;
and step three, if the vibration sensor (9) does not detect the vibration signal, the optical cable (6) is tested to be qualified, and if the vibration sensor (9) detects the vibration signal, the optical cable (6) is tested to be unqualified.
2. The method for detecting water seepage of the optical cable according to claim 1, which is characterized in that: in the first step, a plurality of test optical cables (6) are arranged, and the water injection device is simultaneously connected with the plurality of test optical cables (6) through a plurality of water valve switches (5) with the same number as the test optical cables (6); firstly, injecting water into a water injection device; applying water pressure to one end of the test optical cable (6) in the second step by opening a water valve switch (5) corresponding to one test optical cable (6); a vibration sensor (9) is respectively placed to every test optical cable (6) other end below, and each vibration sensor (9) all transmits detected signal to PC control end (7), through the infiltration measuring condition of every test optical cable (6) of PC control end (7) real-time supervision.
3. The method for detecting water seepage of the optical cable according to claim 1 or 2, wherein the method comprises the following steps: test optical cable (6) match a digital counter (3), when beginning to exert water pressure in test optical cable (6) in the step two, start digital counter (3), count the test time of test optical cable (6), wherein the water injection device includes water injection pipe (1) of perpendicular to test optical cable (6) at least, form the high test water column of 1m in water injection pipe (1), the water injection device exerts water column pressure to test optical cable (6) through the test water column.
4. The utility model provides an automatic checkout device of optical cable infiltration which characterized by: the testing device at least comprises a water injection device connected with one end of a testing optical cable (6) and a vibration sensor (9) positioned at the other end of the testing optical cable (6), wherein the vibration sensor (9) is electrically connected with a PC monitoring end (7) through a second data transmission line (10).
5. The automatic detection device of the optical cable infiltration according to claim 4, characterized in that: the water injection device at least comprises a water injection main pipe and a plurality of branch heads (2), wherein the branch heads (2) are connected with the water injection main pipe at one ends, the other ends are used for being connected with one ends of the test optical cables (6), and each branch head (2) corresponds to one vibration sensor (9) matched with the branch head.
6. The automatic detection device of the optical cable infiltration according to claim 5, characterized in that: the water injection be responsible for including water injection pipe (1) and extension pipe (11), water injection pipe (1) both ends opening, extension pipe (11) one end opening one end shutoff, the open end fixed connection of elbow and extension pipe (11) is passed through to one of them end of water injection pipe (1), a plurality of branch head (2) are seted up on extension pipe (11) a lateral wall along the even interval of extension pipe (11) length direction.
7. The automatic detection device for water seepage of the optical cable according to claim 5 or 6, wherein: the branch heads (2) are respectively connected with one end of a test optical cable (6) through a flexible sleeve (4) which is detachably connected.
8. The automatic detection device for water seepage of the optical cable as claimed in claim 7, wherein: soft sleeve (4) are the equal open-ended hollow cylindrical structure in both ends, the hollow structure of soft sleeve (4) is the back taper structure, and wherein the one end opening aperture of being connected with branch head (2) is little for the opening aperture of the one end of being connected with test optical cable (6) is big, still be connected with water valve switch (5) on soft sleeve (4).
9. The automatic detection device of the optical cable infiltration according to claim 5, characterized in that: still be fixed with on the lateral wall of water injection person in charge with branch head (2) quantity assorted a plurality of digital counter (3), be provided with the alarm on digital counter (3), digital counter (3) are through data transmission line (8) and PC control end (7) electric connection.
10. The automatic detection device of the optical cable water seepage according to the claim 4 or 5, characterized in that: the vibration sensors (9) are all located in a containing groove parallel to the extension pipe (11), and the vibration sensors (9) are located right below the testing end of the testing optical cable (6).
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| CN201810763637.4A CN110715773A (en) | 2018-07-12 | 2018-07-12 | Automatic detection device and detection method for water seepage of optical cable |
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| CN201810763637.4A CN110715773A (en) | 2018-07-12 | 2018-07-12 | Automatic detection device and detection method for water seepage of optical cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034435A (en) * | 2021-11-08 | 2022-02-11 | 西安西古光通信有限公司 | Communication cable water seepage detection device and detection method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034435A (en) * | 2021-11-08 | 2022-02-11 | 西安西古光通信有限公司 | Communication cable water seepage detection device and detection method thereof |
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