CN114389685B - Optical time domain reflectometer for communication optical fiber between 5G base stations and positioning method thereof - Google Patents

Abstract

An optical time domain reflectometer for communication optical fibers between 5G base stations and a positioning method thereof relate to the technical field of communication networks and comprise a reflectometer body and a shell, the rear end of the shell is rotatably connected with a rotating plate, one end of the rotating plate close to the shell is provided with an installation groove, the rotating plate is provided with a baffle plate, the mounting groove is internally and fixedly connected with a fixed rod, the fixed rod is rotatably sleeved with a sleeve block, one end of the sleeve block, which is far away from the fixed rod, is fixedly connected with the baffle plate, the baffle plate is rotationally connected with the rotating plate through the sleeve block, the upper end and the lower end of the baffle plate are respectively fixedly connected with an arc-shaped block, the two sides of the baffle plate along the direction of the cable are respectively fixedly connected with the arc-shaped blocks, the baffle plate positioned between the two arc-shaped blocks forms a limiting groove, the formed limiting groove can reduce the bending degree of the cable, therefore, the protection of the cable is realized, and the problem of low detection accuracy caused by overlarge bending degree of the cable is reduced.

Description

Optical time domain reflectometer for communication optical fiber between 5G base stations and positioning method thereof

Technical Field

The invention relates to the technical field of digital information transmission, in particular to an optical time domain reflectometer for communication optical fibers between 5G base stations and a positioning method thereof.

Background

In the transmission of 5G network signals, after the transmission process of 5G base stations and 5G terminal signals, the signals are finally converted into optical signals for transmission, the optical signal transmission medium is generally an optical fiber, an optical time domain reflectometer is an instrument for analyzing a measurement curve and knowing the uniformity, defects, breakage, joint coupling and other properties of the optical fiber, the optical time domain reflectometer is manufactured according to the principle of backward scattering and Fresnel backward direction of light, and the backward scattering light generated when the light propagates in the optical fiber is utilized to obtain attenuation information, so that the optical time domain reflectometer can be used for measuring the fault point positioning of the optical fiber and knowing the loss distribution condition of the optical fiber along the length and the like.

In the prior art, the patent with publication number CN213779452U discloses a device for testing optical fiber by using an optical time domain reflectometer, which comprises a storage box, wherein pulley grooves are formed on the inner walls of two sides of the storage box, pulleys are connected on the inner walls of two sides of the pulley grooves in a rolling manner, one side, close to each other, of the two pulleys is fixedly connected with the same optical time domain reflectometer, a brake component for braking the optical time domain reflectometer for the communication optical fiber between 5G base stations is arranged at the bottom of the storage box, a groove is formed on one side of the storage box, sliding grooves are formed on the inner walls of two sides of the groove, sliding blocks are connected in the two sliding grooves in a sliding manner, the structure of the device is simple, the optical time domain reflectometer can be stored in the storage box through the pulley grooves and the pulleys, and the clamping blocks are rotated to enable the tops of the clamping blocks to be staggered with the clamping grooves so as to brake the optical time domain reflectometer, the optical time domain reflectometer is prevented from being separated from the storage box, the optical time domain reflectometer is turned over, the optical time domain reflectometer is enabled to rotate into the groove and is braked through the sliding block, the storage box can effectively support the optical time domain reflectometer, the optical time domain reflectometer is prevented from toppling in the detection process, so that the optical time domain reflectometer is prevented from being damaged, however, when a joint of the optical time domain reflectometer is not used, the joint is exposed in the air, the phenomenon of dust accumulation easily occurs at the joint, so that when the optical time domain reflectometer is used again to detect a communication fault point of a cable, the dust accumulated inside the joint easily interferes with the detection of the cable, meanwhile, when the cable is connected with the joint for detection and positioning, the joint of the cable and the joint is easily bent by a large margin, the positioning detection of the optical time domain reflectometer is interfered, and the accuracy of the positioning detection is reduced, the optical time domain reflectometer is not beneficial to positioning and detecting the cable, and the application of the optical time domain reflectometer in the technical field of 5G communication is not convenient.

Disclosure of Invention

The invention aims to provide an optical time domain reflectometer for communication optical fibers between 5G base stations and a positioning method thereof, which solve the problems in the background technology by arranging a rotating plate in rotating connection on a reflectometer body and arranging a shielding plate in rotating connection on the rotating plate.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an optical time domain reflectometer that communication optical fiber was used between 5G basic station, includes reflectometer body and shell, the top fixedly connected with of reflectometer body connects, the rear end of shell is rotated and is connected with the rotor plate, the mounting groove has been seted up to the one end that the rotor plate is close to the shell, install the shielding plate on the rotor plate, fixedly connected with dead lever in the mounting groove, the cover piece has been cup jointed in the rotation on the dead lever, the one end and the shielding plate fixed connection of dead lever are kept away from to the cover piece, the shielding plate passes through the cover piece and is connected with the rotor plate rotation, the upper and lower both ends difference fixedly connected with arc piece of shielding plate.

As a further scheme of the invention: the joint groove has all been seted up to the both sides of shielding plate, install the locating part on the shielding plate, the locating part is through corresponding joint groove and shielding plate joint, the locating part includes first limiting plate and second limiting plate, the locating part is the U-shaped setting, first limiting plate is located and has seted up spacing mouthful on the joint trench position, spacing mouthful internal sliding connection has the regulating block, the one end that the regulating block is located joint inslot portion is the right trapezoid setting.

As a still further scheme of the invention: install the slide bar between first limiting plate and the second limiting plate, the second limiting plate passes through slide bar and first limiting plate sliding connection, the one end that the second limiting plate is close to the shielding plate is the arc setting, and the one end fixedly connected with blotter that the second limiting plate is close to the shielding plate.

As a still further scheme of the invention: the rotating plate at the upper end of the shell is L-shaped, a torsion spring is installed between the inner side wall of the sleeve block and the outer surface of the fixing rod, and the torsion spring is sleeved on the outer surface of the fixing rod.

As a still further scheme of the invention: the rear end of reflectometer body is provided with the battery district, the inside in battery district forms first battery compartment and second battery compartment through the baffle, anodal power supply piece is installed respectively on the inside left side in first battery compartment and the right side in second battery compartment, negative pole power supply piece is installed respectively on the inside right side in first battery compartment and the left side in second battery compartment, the both sides of baffle are seted up flutedly respectively, the recess runs through the upper and lower both ends of baffle.

As a still further scheme of the invention: fixedly connected with display screen and control the district on the reflectometer body, the rear end of shell rotates and is connected with the backup pad, the rotor plate is located the top of backup pad, the both sides of shell fixed connection respectively hang the rope hook.

A positioning method of an optical time domain reflectometer for communication optical fibers between 5G base stations comprises a cable, and comprises the following steps: the method comprises the steps of cable port arrangement, reflectometer body power supply installation, cable installation, reflectometer body parameter setting, connector testing and cable fault point positioning.

As a still further scheme of the invention: the method specifically comprises the following steps:

s1: the method comprises the following steps of arranging cable ports, cleaning the optical output ports of the cables by using absolute ethyl alcohol, cleaning the optical output ports of the cables, and removing dust and particles attached to the optical output ports of the cables, so that the attachment of the dust can be effectively reduced, the signal transmission performance is improved, and the abrasion of the end faces of the output ends caused by the dust and the particles can be effectively reduced;

s2: the installation of the power supply of the reflectometer body comprises the following steps that firstly, a battery is installed in a battery area on the reflectometer body, when the battery is installed, the positive pole of the battery corresponds to a positive pole power supply block, the negative pole of the power supply corresponds to a negative pole power supply block, when the battery needs to be replaced, the battery is slightly scratched in a groove on a partition plate, and the positive pole of the battery is scratched by utilizing the corresponding groove when the battery is scratched, so that the positive pole of the battery is scratched, the spring in the negative pole power supply block in the battery area can be effectively prevented from being dragged by the negative pole of the power supply, and the installation of the power supply of the reflectometer body is completed;

s3: the installation of the cable, after the power supply is installed, the shell is installed on the reflector body, the rotating plate is rotated to leak out the connector on the reflector body, then the cable is butted with the connector after being cleaned by using absolute ethyl alcohol for positioning detection, the shielding plate is rotatably connected with the rotating plate, and the torsional spring is installed between the shielding plate and the rotating plate, therefore, after the cable is connected to the connector, the shielding plate can support the cable, the limiting groove formed between the shielding plate and the arc block can buffer the cable, the reflector body is opened, parameters on the reflector body are adjusted by using the control area on the reflector body, then, the detection positioning is observed through the display screen on the reflector body, thereby realizing the positioning of a fault point, after the detection is completed, the installation between the cable and the connector is removed, the rotating plate is rotated, at this moment, the rotating plate and the shielding plate which are arranged in an L shape form a shielding frame to shield the joint, and the shielding plate and the shell are limited under the action of the torsion spring;

s4: setting parameters of a reflectometer body, wherein narrow pulses are used for measuring adjacent event points of a cable when the cable is tested, and wide pulses are used for measuring the far end of the cable;

s5: testing the joint, namely testing the joint from two ends of the tested cable by using a reflectometer body, averaging the two measurement results, and detecting the joint by adopting a bidirectional average test method;

s6: the cable fault point is positioned, the cable loss can be measured only through one end of the cable, the position and the size of a system attenuation value are given by the path line of the reflectometer body, and by means of the reflectometer body, technicians can see the outline of the whole system, identify and measure the span, the connection point and the connector of the cable, so that when the problem is increased and the connection condition is increased, the reflectometer body accurately positions a serious fault point.

Compared with the prior art, the invention has the beneficial effects that:

1. in the invention, the rotating plate which is rotatably connected is arranged on the reflector body, and the shielding plate which is rotatably connected is arranged on the rotating plate, so that the shielding frame is formed by the shielding plate and the rotating plate to shield the connector on the reflector body, thereby effectively avoiding the defect that dust enters the connector on the reflector body when the reflector body is not used, the dust entering the connector is difficult to clean, the accumulation of the dust is easy to cause signal interference between the reflector body and a cable, and the defect that the communication fault point of the cable is not favorable for the reflector body to detect and position is overcome, meanwhile, the shielding plate on the rotating plate is connected with the rotating plate through the torsional spring, the cable can be supported and buffered when the cable is connected, the arc blocks are fixedly connected to two sides of the shielding plate along the cable direction, and the shielding plate between the two arc blocks forms a limit groove, the spacing groove that forms can reduce the degree of buckling of cable, thereby realize the protection to the cable, reduce the too big problem that causes of degree of buckling of cable and detect the low problem of accuracy, the fillet that the arc piece formed can further protect the cable, prevent that the right angle from causing the damaged problem of cable on the shielding plate, make full use of the rounding off of arc piece, the effectual drawback that exists among the optical time domain reflectometer prior art that communication optical fiber used between 5G basic stations of having solved, in actual application, certain realistic meaning has.

2. And set up the baffle in the inside in battery district, the recess is seted up respectively to the both sides of baffle, the operation of getting of putting of battery can be convenient for to the recess is put to the recess, both sides set up the positive pole that the battery can be convenient for scratch, scratch the positive pole earlier than the negative pole and move out, when reducing the battery and scratch the action, the conflict power between battery and the battery district causes the impaired phenomenon of spring on the battery district negative pole, thereby be convenient for install once more of battery, promote the live time in battery district, the in-process of battery district at the battery is installed repeatedly among the prior art has been solved, impaired drawback appears easily, certain economic significance has.

3. The limiting part on the shielding plate can limit the cable, the limiting part is arranged into a first limiting plate and a second limiting plate, and the second limiting plate is connected with the first limiting plate in a sliding mode through a sliding rod, so that the second limiting plate can effectively protect the cable when limiting the cable, and the limiting part is placed to limit the cable, so that the cable is damaged due to the clamping force generated by the cable.

Drawings

FIG. 1 is a perspective view of an optical time domain reflectometer for communication fibers between 5G base stations.

Fig. 2 is a perspective view of the supporting plate supporting the reflectometer body on the positioning device.

Fig. 3 is a schematic plan view of fig. 1.

Fig. 4 is a state diagram when the reflectometer main body is connected to the cable.

FIG. 5 is a schematic structural view of a multi-angle fast positioning detection of a fault point of a cable by a reflectometer body.

Fig. 6 is a schematic structural view of the shielding plate and the rotating plate when the joint is shielded.

Fig. 7 is a schematic structural view of the back surface of the reflectometer body in fig. 1.

Fig. 8 is a perspective view of the battery region of fig. 7.

Fig. 9 is a left side view of the structure of fig. 1.

Fig. 10 is an enlarged view of fig. 9 at a.

Fig. 11 is a schematic structural view when the rotating plate is connected to the shielding plate.

Fig. 12 is a schematic structural view of the shielding plate.

Fig. 13 is a perspective view of the stopper of fig. 12 after being engaged.

Fig. 14 is a perspective view of the rotating plate.

Fig. 15 is a schematic view of a state structure of a limiting member.

In the figure: 10. a housing; 11. hanging a rope hook; 12. a support plate; 20. a reflectometer body; 21. a display screen; 22. a manipulation zone; 23. a joint; 24. a battery region; 241. a first battery compartment; 2411. a negative power supply block; 242. a second battery compartment; 2421. a positive power supply block; 243. a partition plate; 2431. a groove; 30. a rotating plate; 301. fixing the rod; 302. sleeving blocks; 31. a shielding plate; 311. an arc-shaped block; 32. a clamping groove; 40. a limiting member; 41. a first limit plate; 42. a second limiting plate; 43. an adjusting block; 50. a cable.

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.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1-15, in an embodiment of the present invention, an optical time domain reflectometer for 5G inter-base station communication optical fiber and a positioning method thereof are provided, where the optical time domain reflectometer includes a housing 10 and a reflectometer body 20, the reflectometer body 20 is an optical time domain reflectometer, the optical time domain reflectometer is used for positioning a fault point, the reflectometer body 20 is installed on the housing 10, the housing 10 can protect the reflectometer body 20 and reduce a damage rate of the reflectometer body 20 dropping, a connector 23 is fixedly connected to a top end of the reflectometer body 20, the connector 23 is used for signal connection of the reflectometer body 20, two sides of the housing 10 are respectively and fixedly connected with a hanging rope hook 11, the hanging rope hook 11 can facilitate putting in of a rope, so as to facilitate carrying of the reflectometer body 20, a display screen 21 and a control area 22 are fixedly connected to the reflectometer body 20, and a detected curve is displayed on the display screen 21, therefore, a communication fault point can be positioned, the control area 22 can perform parameter setting on the reflectometer body 20, so as to facilitate the positioning detection of the communication fault point of the reflectometer body 20, the rear end of the reflectometer body 20 is provided with the battery area 24, the battery area 24 is internally provided with a first battery compartment 241 and a second battery compartment 242 through a partition 243, the left side of the inside of the first battery compartment 241 and the right side of the second battery compartment 242 are respectively provided with a positive power supply block 2421, the right side of the inside of the first battery compartment 241 and the left side of the second battery compartment 242 are respectively provided with a negative power supply block 2411, the negative power supply block 2411 is provided with a spring, the batteries arranged on the first battery compartment 241 and the second battery compartment 242 provide power for the reflectometer body 20, the setting of the shell 10 can further protect the power supply area 24, and the problem that a power supply shell on the power supply area 24 is easy to drop and damage in the prior art is solved, grooves 2431 are respectively formed in two sides of the partition plate 243, the partition plate 243 is arranged in the battery area 24, grooves 2431 are respectively formed in two sides of the partition plate 243, the battery can be conveniently taken and placed, the grooves 2431 are formed in two sides of the partition plate 2431, the positive electrode of the battery can be conveniently pulled, the positive electrode is pulled out in advance of the negative electrode, when the battery pulling is reduced, the phenomenon that a spring on a negative electrode power supply block 2411 of the battery area is damaged due to the interference force between the battery and the battery area 24 is caused, the battery can be conveniently installed again, the service time of the battery area is prolonged, the problem that the battery area 24 is easily damaged in the repeated installation process of the battery in the prior art is solved, the partition plate has certain economic significance, the grooves 2431 penetrate through the upper end and the lower end of the partition plate 243, the rear end of the shell 10 is rotatably connected with the supporting plate 12 and the rotating plate 30, the rotating plate 30 is positioned above the supporting plate 12, and the supporting plate 12 is used for supporting the reflector body 20, thereby being convenient for the placing of reflectometer body 20, utilizing reflectometer body 20 to carry out the location detection.

The rotating plate 30 at the upper end of the housing 10 is arranged in an L shape, one end of the rotating plate 30 close to the housing 10 is provided with a mounting groove, the rotating plate 30 is provided with a shielding plate 31, the rotating plate 30 arranged in the L shape can conveniently form a shielding frame with the shielding plate 31, so as to shield the connector 23 by the shielding frame, the rotating plate 30 connected in a rotating manner is arranged on the reflector body 20, the shielding plate 31 connected in a rotating manner is arranged on the rotating plate 30, the shielding plate 31 and the rotating plate 30 form the shielding frame to shield the connector 23 on the reflector body 20, so that the defect that when the reflector body 20 is not used, dust enters the connector 23 on the reflector body 20, the dust entering the connector 23 is difficult to clean, the accumulation of the dust easily causes signal interference between the reflector body 20 and the cable 50, and the defect that the communication fault point of the cable 50 is detected and positioned by the reflector body 20 is not favorable, the fixing rod 301 is fixedly connected in the mounting groove, the sleeve block 302 is rotatably sleeved on the fixing rod 301, one end, far away from the fixing rod 301, of the sleeve block 302 is fixedly connected with the baffle plate 31, the baffle plate 31 is rotatably connected with the rotating plate 30 through the sleeve block 302, a torsion spring is installed between the inner side wall of the sleeve block 302 and the outer surface of the fixing rod 301, the torsion spring is sleeved on the outer surface of the fixing rod 301, meanwhile, the baffle plate 31 on the rotating plate 30 is connected with the rotating plate 30 through the torsion spring, the arrangement of the torsion spring can support and buffer the cable 50 when the cable 50 is connected, and the arrangement of the torsion spring can facilitate the spacing between the baffle plate 31 and the shell 10 to a certain extent, so that the baffle plate 31 can shield the joint 23, the upper end and the lower end of the baffle plate 31 are respectively and fixedly connected with the arc blocks 311, the arc blocks 311 are cylindrical, the baffle plate 31 between the two arc blocks 311 forms a spacing groove, the formed limiting groove can reduce the bending degree of the cable 50, so that the protection of the cable 50 is realized, the problem of low detection accuracy caused by too large bending degree of the cable 50 is reduced, the cable 50 can be further protected by a fillet formed by the arc block 311, the problem of damage of the cable 50 caused by right angles on the shielding plate 31 is prevented, the smoothness degree of the arc block 311 is fully utilized, the defects existing in the prior art of the optical time domain reflectometer are effectively overcome, in the actual application process, certain practical significance is achieved, clamping grooves 32 are formed in two sides of the shielding plate 31, a limiting part 40 is installed on the shielding plate 31, the limiting part 40 is clamped with the shielding plate 31 through the corresponding clamping grooves 32, the limiting part 40 comprises a first limiting plate 41 and a second limiting plate 42, and a sliding rod is installed between the first limiting plate 41 and the second limiting plate 42, the second limiting plate 42 is slidably connected with the first limiting plate 41 through a sliding rod, one end of the second limiting plate 42 close to the shielding plate 31 is arranged in an arc shape, one end of the second limiting plate 42 close to the shielding plate 31 is fixedly connected with a cushion pad, the cushion pad is made of rubber, the limiting part 40 on the shielding plate 31 can limit the cable 50, the limiting part 40 is arranged into the first limiting plate 41 and the second limiting plate 42, and the second limiting plate 42 is slidably connected with the first limiting plate 41 through a sliding rod, therefore, the cable 50 can be effectively protected while the cable 50 is limited by the second limiting plate 42, the cable 50 is prevented from being damaged due to clamping force generated by the limiting part 40 on the cable 50 during limiting, the limiting part 40 is arranged in a U shape, a limiting opening is formed in the position of the first limiting plate 41 in the clamping groove 32, and an adjusting block 43 is slidably connected in the limiting opening, the one end that regulating block 43 is located inside the joint groove 32 is right trapezoid and sets up, can further promote the stability between locating part 40 and the shielding plate 31 through regulating block 43.

When the reflectometer body 20 is used for positioning the communication fault point, the method comprises the following steps: the method comprises the following steps of sorting ports of the cable 50, installing a power supply of the reflectometer body 20, installing the cable 50, setting parameters of the reflectometer body 20, testing the connector 23 and positioning a fault point of the cable 50.

The method specifically comprises the following steps:

s1: arranging the ports of the cable 50, cleaning the optical output port of the cable 50 by using absolute ethyl alcohol, cleaning the optical output port of the cable 50, and removing dust and particles attached to the optical output port of the cable 50, so that the attachment of the dust can be effectively reduced, the signal transmission performance is improved, and the abrasion of the end face of the output end caused by the dust and the particles can be effectively reduced;

s2: the power supply of the reflectometer body 20 is installed, firstly, a battery is installed in a battery area 24 on the reflectometer body 20, when the battery is installed, the positive electrode of the battery corresponds to a positive electrode power supply block 2421, the negative electrode of the power supply corresponds to a negative electrode power supply block 2411, when the battery needs to be replaced, the battery only needs to be slightly scratched in a groove 2431 on a partition plate 243, it needs to be explained that when the battery is scratched, the positive electrode of the battery is scratched by utilizing the corresponding groove 2431, the positive electrode of the battery is scratched, the negative electrode of the power supply can be effectively prevented from dragging a spring in the negative electrode power supply block 2411 in the battery area 24, and the installation of the power supply of the reflectometer body 20 is completed;

s3: the installation of the cable 50, after the power supply is installed, the housing 10 is installed on the reflector body 20, the rotating plate 30 is rotated to leak the connector 23 on the reflector body 20, then, the cable 50 is butted with the connector 23 for positioning detection after being cleaned by using absolute ethyl alcohol, because the shielding plate 31 is rotatably connected with the rotating plate 30 and the torsion spring is installed between the shielding plate 31 and the rotating plate 30, after the cable 50 is connected to the connector 23, the shielding plate 31 can support the cable 50, the limiting groove formed between the shielding plate 31 and the arc block 311 can buffer the cable 50, the reflector body 20 is opened, the control area 22 on the reflector body 20 is used for adjusting parameters on the reflector body 20, then, the detection positioning is observed through the display screen 21 on the reflector body 20, thereby realizing the positioning of a fault point, and after the detection is completed, the installation between the cable 50 and the joint 23 is released, the rotating plate 30 is rotated, at the moment, the L-shaped rotating plate 30 and the shielding plate 31 form a shielding frame to shield the joint 23, and the shielding plate 31 and the shell 10 are limited under the action of the torsion spring;

s4: setting parameters of the reflectometer body 20, wherein narrow pulses are used for measuring adjacent event points of the cable 50 when the cable 50 is tested, and wide pulses are used for measuring the far end of the cable 50;

s5: testing the joint 23, namely testing the joint 23 from two ends of the tested cable 50 by using the reflectometer body 20, averaging the two measurement results, and detecting the joint 23 by adopting a bidirectional average test method;

s6: the fault point of the cable 50 is positioned, the loss of the cable 50 can be measured only through one end of the cable 50, the track line of the reflectometer body 20 gives the position and the size of the system attenuation value, and by means of the reflectometer body 20, technicians can see the outline of the whole system, identify and measure the span, the connection point and the connector of the cable 50, so that the reflectometer body 20 can accurately position a serious fault point when the problems are increased and the connection condition is increased every time.

The working principle of the invention is as follows:

firstly, the battery is installed in the battery area 24 on the reflector body 20, when the battery is installed, the positive electrode of the battery corresponds to the positive power supply block 2421, the negative electrode of the power supply corresponds to the negative power supply block 2411, when the battery needs to be replaced, the battery only needs to be lightly scratched in the groove 2431 on the partition plate 243, it needs to be explained that when the battery is scratched, the corresponding groove 2431 is used for scratching the positive electrode of the battery, and scratching the positive electrode of the battery can effectively prevent the negative electrode of the power supply from dragging the spring in the negative power supply block 2411 in the battery area 24, so that the phenomenon that the spring is damaged can be effectively prevented, after the power supply is installed, the shell 10 is installed on the reflector body 20, the rotating plate 30 is rotated to leak the connector 23 on the reflector body 20, then the cable 50 is butted with the connector 23 for positioning detection, before the cable 50 is docked with the connector 23, the optical output port of the cable 50 needs to be cleaned with absolute ethanol, since the shielding plate 31 is rotatably coupled to the rotating plate 30, and the torsion spring is installed between the shielding plate 31 and the rotating plate 30, therefore, after the cable 50 is connected to the connector 23, the shielding plate 31 can support the cable 50, the limiting groove formed between the shielding plate 31 and the arc block 311 can buffer the cable 50, thereby reduce cable 50's the degree of buckling to the realization reduces the problem that the too big detection accuracy that causes of degree of buckling of cable 50 is low, and the fillet that arc piece 311 formed can further protect cable 50, prevents that the right angle from causing the damaged problem of cable 50 on the shielding plate 31, and the rounding off of make full use of arc piece 311, the effectual drawback that exists among the optical time domain reflectometer prior art of having solved.

Then the reflectometer body 20 is opened, the parameter on the reflectometer body 20 is adjusted by utilizing the control area 22 on the reflectometer body 20, then the detection positioning is observed through the display screen 21 on the reflectometer body 20, thereby realizing the positioning of the fault point, after the detection is finished, the installation between the cable 50 and the joint 23 is removed, the rotating plate 30 is rotated, at the moment, the rotating plate 30 arranged in an L shape and the shielding plate 31 form a shielding frame to shield the joint 23, the spacing between the shielding plate 31 and the shell 10 is realized under the action of the torsion spring, the rotating plate 30 connected in a rotating way is arranged on the reflectometer body 20, the shielding plate 31 is arranged on the rotating plate 30, the shielding frame is formed by the shielding plate 31 and the rotating plate 30 to shield the joint 23 on the reflectometer body 20, thereby effectively avoiding the reflectometer body 20 from being unused, dust enters the inside of the upper connector 23 of the reflectometer body 20, the dust entering the inside of the connector 23 is difficult to clean, and the accumulation of the dust easily causes signal interference between the reflectometer body 20 and the cable 50, so that the reflectometer body 20 is not favorable for detecting and positioning a communication fault point of the cable 50.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (8)

1. The utility model provides an optical time domain reflectometer that communication optical fiber used between 5G basic station, includes reflectometer body (20) and shell (10), the top fixedly connected with of reflectometer body (20) connects (23), the rear end of shell (10) rotates and is connected with rotor plate (30), characterized in that, the mounting groove has been seted up to one end that rotor plate (30) are close to shell (10), install shielding plate (31) on rotor plate (30), fixedly connected with dead lever (301) in the mounting groove, cover block (302) has been cup jointed in the rotation on dead lever (301), the one end that dead lever (301) were kept away from to cover block (302) is connected with shielding plate (31) fixed, shielding plate (31) are connected with rotor plate (30) through cover block (302) rotation, the upper and lower both ends difference fixedly connected with arc piece (311) of shielding plate (31), the rotating plate (30) positioned at the upper end of the shell (10) is L-shaped, and the L-shaped rotating plate (30) and the shielding plate (31) form a shielding frame.

2. The optical time domain reflectometer for communication optical fibers among 5G base stations according to claim 1, wherein the blocking plate (31) is provided with two side blocking grooves (32), the blocking plate (31) is provided with a limiting member (40), the limiting member (40) is blocked with the blocking plate (31) through the corresponding blocking groove (32), the limiting member (40) comprises a first limiting plate (41) and a second limiting plate (42), the limiting member (40) is in a U-shaped configuration, the first limiting plate (41) is located at the position of the blocking groove (32) and is provided with a limiting opening, the limiting opening is internally and slidably connected with a regulating block (43), and one end of the regulating block (43) located inside the blocking groove (32) is in a right trapezoid configuration.

3. The optical time domain reflectometer for communication optical fibers between 5G base stations as claimed in claim 2, wherein a slide bar is installed between the first limiting plate (41) and the second limiting plate (42), the second limiting plate (42) is slidably connected with the first limiting plate (41) through the slide bar, one end of the second limiting plate (42) close to the shielding plate (31) is arranged in an arc shape, and one end of the second limiting plate (42) close to the shielding plate (31) is fixedly connected with a cushion pad.

4. An optical time domain reflectometer for optical fiber used for communication between 5G base stations as claimed in claim 3, wherein a torsion spring is installed between the inner side wall of the sleeve block (302) and the outer surface of the fixing rod (301), and the torsion spring is sleeved on the outer surface of the fixing rod (301).

5. The optical time domain reflectometer for the communication optical fiber between the 5G base stations according to claim 4, wherein a battery area (24) is arranged at the rear end of the reflectometer body (20), a first battery compartment (241) and a second battery compartment (242) are formed in the battery area (24) through a partition plate (243), a positive power supply block (2421) is respectively installed at the left side of the inside of the first battery compartment (241) and the right side of the second battery compartment (242), a negative power supply block (2411) is respectively installed at the right side of the inside of the first battery compartment (241) and the left side of the second battery compartment (242), grooves (2431) are respectively formed at two sides of the partition plate (243), and the grooves (2431) penetrate through the upper end and the lower end of the partition plate (243).

6. The optical time domain reflectometer for 5G inter-base station communication optical fiber according to claim 5, wherein the reflectometer body (20) is fixedly connected with a display screen (21) and a control area (22), the rear end of the housing (10) is rotatably connected with a support plate (12), the rotating plate (30) is located above the support plate (12), and two sides of the housing (10) are respectively fixedly connected with the rope hanging hook (11).

7. A method of positioning comprising an optical time domain reflectometer for optical fiber for 5G inter-base station communication according to claim 6, further comprising a cable (50), characterized by the steps of: the method comprises the following steps of sorting ports of a cable (50), installing a power supply of a reflectometer body (20), installing the cable (50), setting parameters of the reflectometer body (20), testing a connector (23) and positioning a fault point of the cable (50).

8. The positioning method according to claim 7, comprising the steps of:

s1: arranging ports of the cable (50), cleaning the optical output port of the cable (50) by using absolute ethyl alcohol, cleaning the optical output port of the cable (50), and removing dust and particles attached to the optical output port of the cable (50), so that the attachment of the dust can be effectively reduced, the signal transmission performance is improved, and the abrasion of the end face of the output end caused by the dust and the particles can be effectively reduced;

s2: the power supply of the reflectometer body (20) is installed, firstly, a battery is installed in a battery area (24) on the reflectometer body (20), when the battery is installed, the positive pole of the battery corresponds to a positive pole power supply block (2421), the negative pole of the power supply corresponds to a negative pole power supply block (2411), when the battery needs to be replaced, only the battery needs to be slightly scratched in a groove (2431) on a partition plate (243), and the positive pole of the battery needs to be scratched by using the corresponding groove (2431) when the battery is scratched, so that the positive pole of the battery is scratched, the spring in the negative pole power supply block (2411) in the battery area (24) can be effectively prevented from being dragged by the negative pole of the power supply, and the power supply of the reflectometer body (20) is installed;

s3: the cable (50) is installed, after the power supply is installed, the shell (10) is installed on the reflector body (20), the rotating plate (30) is rotated to enable the joint (23) on the reflector body (20) to leak out, then the cable (50) is in butt joint with the joint (23) after being cleaned by using absolute ethyl alcohol to carry out positioning detection, the shielding plate (31) is rotatably connected with the rotating plate (30), and a torsion spring is installed between the shielding plate (31) and the rotating plate (30), so after the cable (50) is connected to the joint (23), the shielding plate (31) can support the cable (50), a limiting groove formed between the shielding plate (31) and the arc-shaped block (311) can buffer the cable (50), the reflector body (20) is opened, and parameters on the reflector body (20) are adjusted by using the control area (22) on the reflector body (20), then, the detection positioning is observed through a display screen (21) on the reflectometer body (20), so that the positioning of a fault point is realized, after the detection is finished, the installation between the cable (50) and the joint (23) is removed, the rotating plate (30) is rotated, at the moment, the rotating plate (30) arranged in an L shape and the shielding plate (31) form a shielding frame to shield the joint (23), and the spacing between the shielding plate (31) and the shell (10) is realized under the action of a torsion spring;

s4: setting parameters of the reflectometer body (20), wherein narrow pulses are used for measuring adjacent event points of the cable (50) when the cable (50) is tested, and wide pulses are used for measuring the far end of the cable (50);

s5: testing the joint (23), namely testing the joint (23) from two ends of a tested cable (50) by using a reflectometer body (20), averaging the two measurement results, and detecting the joint (23) by adopting a bidirectional average test method;

s6: the fault point of the cable (50) is positioned, the loss of the cable (50) can be measured only through one end of the cable (50), the track line of the reflectometer body (20) gives the position and the size of the system attenuation value, and by means of the reflectometer body (20), a technician can see the outline of the whole system, identify and measure the span, the connection point and the connector of the cable (50), so that the reflectometer body (20) can accurately position a serious fault point when the problems are increased and the connection condition is increased every time.

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