CN115307873A - Optical cable package block detection device - Google Patents
Optical cable package block detection device Download PDFInfo
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- CN115307873A CN115307873A CN202211013568.8A CN202211013568A CN115307873A CN 115307873 A CN115307873 A CN 115307873A CN 202211013568 A CN202211013568 A CN 202211013568A CN 115307873 A CN115307873 A CN 115307873A
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- guide wheel
- optical cable
- guide
- block
- package
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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
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses an optical cable package block detection device which comprises at least one group of guide wheel assemblies, a position detection piece, an alarm and a controller, wherein the guide wheel assemblies are arranged in a linear sliding mode; when there is the package piece on the optical cable surface, can produce the jamming between the package piece of optical cable and the guide pulley subassembly, package piece drives guide pulley subassembly synchronous motion, and when the guide pulley subassembly reachd preset position, the alarm was started according to the signal of position detection piece feedback to the controller, reminds personnel the optical cable and appears the package piece. The position detection piece indirectly detects the package block of the optical cable by detecting the position of the guide wheel assembly, and overcomes the defects of pure mechanical detection and pure electric control detection from two aspects of mechanical and electric control, so that the package block of the optical cable can be accurately and noninvasively detected.
Description
Technical Field
The invention relates to the technical field of optical cable production, in particular to an optical cable package block detection device.
Background
Optical fiber cables typically include a core, a cladding surrounding the core, and at least one outer coating disposed over the cladding. The optical cable is coated in the plastic sheathing process of the optical cable, the optical cable is prevented from being directly contacted with the outside, and the optical cable is ensured to have more mechanical, physical and environmental properties, however, when the optical cable is sheathed and molded, a wrapping block is very easy to generate due to adverse factors such as material dampness, overhigh processing temperature, unstable traction and the like, the wrapping block has the biggest harm to the whole optical cable production, and if the wrapping block cannot be generated in time, the problems of optical cable fracture or sheath damage and the like are very easy to generate in the subsequent optical cable production, so that the accurate detection of the wrapping block of the optical cable is very important.
The existing detection method of the optical cable package block is mainly divided into three types, firstly, a mechanical wire passing mold is adopted, the method needs manual operation, the accuracy is relatively low, and the appearance of the optical cable is easily damaged; secondly, electronic light sensation detection is adopted, but the detection is easily influenced by water drops on the surface of the optical cable and the optical cable shaking, the false detection rate is high, and the detection accuracy cannot be guaranteed; thirdly, the adoption of visual detection is also easily influenced by the water vapor on the surface of the optical cable, namely the intensity of external light, and the accurate detection is still difficult to realize.
Therefore, how to accurately and non-invasively detect the package of the optical cable is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an optical cable package block detection apparatus, in which an optical cable passes through a slidably disposed guide wheel assembly, and a controller starts an alarm according to a signal fed back by a position detection element when the guide wheel assembly moves to a predetermined position along with a package block of the optical cable.
The optical cable package block detection device provided by the invention comprises:
at least one set of guide wheel assemblies which are arranged along the linear direction in a sliding way and are used for the optical cable to pass through and guide the optical cable;
a position detecting member for detecting whether the guide wheel assembly reaches a preset position;
an alarm for issuing an alarm;
a controller connected to the position detecting member and the alarm, respectively;
when the wrapping block of the optical cable drives the guide wheel assembly to reach the preset position, the controller is used for starting the alarm according to a signal fed back by the position detection piece.
Preferably, the method further comprises the following steps:
a restoring elastic member having one end fixed and the other end connected to the guide wheel assembly;
a front limit rod fixedly arranged;
when the guide wheel assembly exceeds the preset position and continuously slides to abut against the front limiting rod, the wrapping block of the optical cable is separated from the guide wheel assembly, and the guide wheel assembly resets by means of the elastic force of the reset elastic piece.
Preferably, the device further comprises a rear limiting rod which is fixedly arranged, and when the guide wheel assembly is restored to the limiting position along with the reset elastic piece, the guide wheel assembly abuts against the rear limiting rod.
Preferably, the guide wheel assembly comprises at least one group of first guide wheel and second guide wheel which are arranged oppositely and used for clamping the optical cable, and a pressure regulating assembly used for regulating the extrusion force between the first guide wheel and the second guide wheel is arranged between the first guide wheel and the second guide wheel.
Preferably, the guide pulley subassembly still includes the guide pulley support that articulates the continuous with first guide pulley, and the pressure regulating subassembly includes:
the middle of the adjusting rod is hinged to the guide wheel bracket, and the first end of the adjusting rod is hinged to a second guide wheel;
and the pressure regulating elastic piece is extruded between the second end of the adjusting rod and the guide wheel bracket.
Preferably, the position detection member is embodied as a proximity sensor.
Preferably, the device further comprises a pressure detection piece for detecting the extrusion force between the first guide wheel and the second guide wheel, the pressure detection piece is connected with the controller, and the controller is used for controlling the take-up device to stop operating when the extrusion force exceeds a limit value according to a signal fed back by the pressure detection piece.
Preferably, the controller is further configured to reduce the speed of the wire takeup device when the position detecting member feeds back a signal.
Preferably, still include the bottom plate, the bottom plate has the direction slide rail with the direction slider sliding fit of guide pulley subassembly, and first guide pulley and second guide pulley all set firmly in the direction slider.
Preferably, the guide sliding block is arranged on the guide sliding rail in an inverted mode, and limiting bulges used for preventing the guide sliding block from disengaging are symmetrically arranged on two sides of the guide sliding rail.
Compared with the background technology, the optical cable package block detection device provided by the invention comprises at least one group of guide wheel assemblies, a position detection piece, an alarm and a controller, wherein all the guide wheel assemblies can be arranged in a sliding mode, and an optical cable sequentially penetrates through all the guide wheel assemblies and is used for guiding the optical cable. The position detection piece is used for detecting whether the guide wheel assembly reaches a preset position, the alarm is used for giving an alarm, and the controller is connected with the position detection piece and the alarm respectively.
In a normal state, the optical cable moves relative to the guide wheel assembly, and the guide wheel assembly is still; when there is the package piece on the optical cable surface, can produce the jamming between the package piece of optical cable and the guide pulley subassembly, package piece drives guide pulley subassembly synchronous motion, and when the guide pulley subassembly reachd preset position, the guide pulley subassembly was detected to the position detection spare, and position detection spare feedback signal to controller, controller start alarm, and automatic warning personnel optical cable appears the package piece.
The optical cable package block detection device provided by the invention is completely different from the conventional mode of directly detecting the package block by using the detection piece, starts from two aspects of mechanical and electric control, can eliminate the damage to the surface of the optical cable caused by human factors in pure mechanical detection, and can solve the problem of inaccurate detection caused by external environment in pure electric control detection, so that the optical cable package block detection device provided by the invention can accurately and non-invasively detect the package block of the optical cable.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an isometric view of an optical cable package block detection apparatus provided in accordance with an embodiment of the present invention;
FIG. 2 is another isometric view of FIG. 1;
FIG. 3 is a further isometric view of FIG. 1;
fig. 4 is a side view of fig. 1.
The reference numbers are as follows:
the device comprises an optical cable 1, a guide wheel component 2, a position detection piece 3, a bottom plate 4, a reset elastic piece 5, a front limiting rod 6, a rear limiting rod 7 and a pressure regulating component 8;
a first guide wheel 21, a second guide wheel 22, a guide wheel bracket 23 and a guide slide block 24;
a guide slide rail 41 and a limit projection 42;
an adjusting lever 81 and a pressure-adjusting elastic member 82.
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 order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific examples.
Referring to fig. 1 to 4, fig. 1 is a side view of an optical cable block detection device according to an embodiment of the present invention; FIG. 2 is another isometric view of FIG. 1; FIG. 3 is a further isometric view of FIG. 1; fig. 4 is a side view of fig. 1.
The embodiment of the invention discloses an optical cable package block detection device, which is positioned between a traction outlet and a take-up device of a cable storage rack and comprises at least one group of guide wheel assemblies 2, a position detection piece 3, an alarm and a controller, wherein all the guide wheel assemblies 2 are arranged in a linear sliding mode, and an optical cable 1 sequentially penetrates through all the guide wheel assemblies 2, so that the guide wheel assemblies 2 guide the optical cable 1 to move. When the outer surface of the optical cable 1 is normal, the guide wheel component 2 keeps still; when the optical cable 1 has a wrapping block on the outer surface, the optical cable 1 generates clamping stagnation between the wrapping block and the guide wheel component 2, and the guide wheel component 2 moves synchronously with the optical cable 1.
The position detection piece 3 is used for detecting whether the guide wheel assembly 2 reaches a preset position, and the preset position is the position of the guide wheel assembly 2 when the guide wheel assembly 2 moves to the optimal length under the driving of the wrapping block of the optical cable 1. It should be noted that the position detection member 3 is specifically a proximity sensor, and when the guide wheel assembly 2 collides with the proximity sensor, the proximity sensor sends out a trigger signal, so that the position detection member 3 can avoid mistakenly sending out the trigger signal due to adverse factors such as water vapor, shaking and light, and the detection result is more accurate. Of course, the type of the position detecting member 3 is not limited thereto.
The alarm is used for giving an alarm, and specifically can be an audible and visual alarm. The controller is respectively electrically connected with the position detection piece 3 and the alarm.
Under normal state, optical cable 1 surface does not have the package piece, and optical cable 1 removes for guide pulley subassembly 2, and guide pulley subassembly 2 is motionless, and position detection spare 3 does not send trigger signal. When there is the package piece on optical cable 1 surface, the package piece leads to optical cable 1's cross section grow, can produce the jamming between optical cable 1's package piece and guide pulley subassembly 2, and the package piece drives guide pulley subassembly 2 synchronous motion, and when guide pulley subassembly 2 reachd preset position, position detection spare 3 detected guide pulley subassembly 2, and 3 feedback trigger signal of position detection spare to controller, controller start alarm, automatic warning personnel optical cable 1 appear the package piece.
In summary, in the optical cable package block detection apparatus provided by the present invention, the position detection element 3 detects the package block of the optical cable 1 indirectly by detecting the position of the guide wheel assembly 2, that is, the position detection element 3 and the guide wheel assembly 2 cooperate together to detect the package block, which is completely different from the existing method of detecting the package block directly by using the detection element.
The optical cable package block detection device provided by the embodiment of the invention further comprises a bottom plate 4, all the parts are arranged at the bottom of the bottom plate 4, and the bottom plate 4 mainly plays a supporting role.
The optical cable package block detection device provided by the embodiment of the invention further comprises a reset elastic piece 5 and a front limiting rod 6, the bottom plate 4 is fixedly provided with a fixed column, one end of the reset elastic piece 5 is sleeved on the fixed column, and the other end of the reset elastic piece is fixedly connected with the guide wheel assembly 2 and used for assisting the guide wheel assembly 2 to automatically reset. The return elastic member 5 may be a general cylindrical spring, but is not limited thereto. The front limiting rod 6 is fixedly arranged on the bottom plate 4, and the position detection piece 3 is positioned between the front limiting rod 6 and the guide wheel component 2 under a normal state. The bottom plate 4 can set up many preceding gag lever posts 6, and many preceding gag lever posts 6 stagger along the moving direction of cable and set up, and this redundant design can effectively ensure that one of them preceding gag lever post 6 can restrict guide pulley subassembly 2 and stop.
The guide wheel subassembly 2 is crossed and is continued to remove along with the package piece of optical cable 1 behind the preset position, and elastic component 5 that resets is stretched, when guide wheel subassembly 2 slides to when offsetting with preceding limiting rod 6, preceding limiting rod 6 prevents guide wheel subassembly 2 and continues to slide, and the package piece of optical cable 1 breaks away from guide wheel subassembly 2, and elastic component 5 that resets resumes elastic deformation, and guide wheel subassembly 2 relies on the elastic force of elastic component 5 that resets to reset, replaces current manual work and resets, and it is more convenient to operate.
The optical cable package block detection device provided by the embodiment of the invention further comprises a rear limiting rod 7 which is fixedly arranged, the rear limiting rod 7 is fixedly arranged on the bottom plate 4, when the guide wheel assembly 2 is restored to the initial position along with the reset elastic piece 5, the guide wheel assembly 2 continues to move backwards under the action of inertia force, when the guide wheel assembly 2 moves backwards to the limiting position, the guide wheel assembly 2 abuts against the rear limiting rod 7, and the rear limiting rod 7 prevents the guide wheel assembly 2 from continuing to move backwards, so that the guide wheel assembly 2 is prevented from being separated from the bottom plate 4.
The guide wheel assembly 2 further comprises a guide sliding block 24, a guide sliding rail 41 is arranged at the bottom of the bottom plate 4, and the guide sliding block 24 is in sliding fit with the guide sliding rail 41 to enable the guide wheel assembly 2 to move linearly. The first guide wheel 21 and the second guide wheel 22 are both fixedly arranged on the guide slide block 24, and the first guide wheel and the second guide wheel can linearly move along with the optical cable 1 under the guide of the guide slide block 24.
The guide sliding block 24 is inversely arranged on the guide sliding rail 41, the limiting protrusions 42 are symmetrically arranged on two sides of the guide sliding rail 41, correspondingly, the guide sliding block 24 is provided with limiting grooves, and the limiting protrusions 42 are matched with the limiting grooves, so that the guide sliding block 24 is prevented from falling off the guide sliding rail 41 due to gravity. The guide rail 41 may be a rectangular rail, but is not limited thereto.
Be equipped with the pressure regulating subassembly 8 that is used for adjusting extrusion force between the two between first guide pulley 21 and the second guide pulley 22 for adjust the clamping-force between first guide pulley 21 and the second guide pulley 22, can make first guide pulley 21 and second guide pulley 22 be adapted to the optical cable 1 of centre gripping different specifications, can also adjust the sensitivity that the package piece of optical cable 1 triggered the alarm.
The guide wheel assembly 2 further includes a guide wheel bracket 23 fixedly disposed on the guide slider 24 for supporting the first guide wheel 21 and the second guide wheel 22. The cross section of the guide wheel bracket 23 is L-shaped, and the first guide wheel 21 is hinged to the guide wheel bracket 23.
The pressure regulating assembly 8 comprises a regulating rod 81 and a pressure regulating elastic part 82, the middle of the regulating rod 81 is hinged to the guide wheel support 23, one end of the regulating rod 81 is hinged to the second guide wheel 22, the other end of the regulating rod is abutted to the pressure regulating elastic part 82, and one end, far away from the regulating rod 81, of the pressure regulating elastic part 82 is abutted to the guide wheel support 23. Under the normal state, the pressure regulating elastic member 82 is in the extrusion state, and according to the lever principle, one end of the adjusting rod 81 far away from the pressure regulating elastic member 82 downwardly extrudes the optical cable 1 by means of the elastic force of the pressure regulating elastic member 82, so that the optical cable 1 is clamped by the first guide wheel 21 and the second guide wheel 22 with proper extrusion force. When the optical cable 1 is wrapped, the guide wheel assembly 2 abuts against the front limiting rod 6, and at the same time, the wrapping block can overcome the elastic force of the pressure regulating elastic part 82 to stretch the first guide wheel 21 and the second guide wheel 22, so that the guide wheel assembly 2 can avoid damaging the appearance of the optical cable 1 when the wrapping block is detached. Specifically, to prevent the pressure-regulating elastic member 82 from being separated from the idler bracket 23, the idler bracket 23 is provided with a mounting groove, and one end of the pressure-regulating elastic member 82 is inserted into the mounting groove and fixed at the bottom of the mounting groove. The pressure-adjusting elastic member 82 may be a generally cylindrical spring.
The optical cable package block detection device provided by the embodiment of the invention further comprises a pressure detection piece, which is used for detecting the extrusion force between the first guide wheel 21 and the second guide wheel 22, and specifically can be a pressure sensor. The pressure detection piece is connected with the controller, and the take-up device is also connected with the controller. When the pressure detection piece detects that the extrusion force between the first guide wheel 21 and the second guide wheel 22 exceeds the limit value, the fact that the package block can not be separated from the first guide wheel 21 and the second guide wheel 22 due to the fact that the cross section size of the package block is too large means that the package block can not be separated from the first guide wheel 21 and the second guide wheel 22, at the moment, the pressure detection piece feeds back a trigger signal to the controller, the controller controls the take-up device to automatically stop acting, the optical cable 1 stops acting along with the trigger signal, and the guide wheel assembly 2 is prevented from scratching the outer surface of the optical cable 1. The structure and the working principle of the take-up device can refer to the prior art. The limit value is the maximum pressing force.
In addition, when the surface of the optical cable 1 is provided with the wrapping block, after the guide wheel assembly 2 reaches the preset position, the controller adjusts the speed of the wire take-up device according to a signal fed back by the position detection piece 3 when the alarm is started, the speed of the wire take-up device is reduced, the wrapping block is prevented from being separated from the guide wheel assembly 2 due to the fact that the moving speed of the optical cable 1 is too high near the preset position, and the method has positive significance for improving detection accuracy.
It should be noted that the controller includes a signal receiving portion, a signal determining portion and a signal transmitting portion, the signal receiving portion is used for receiving an electrical signal transmitted by a detecting member such as the position detecting member 3 or the pressure detecting member, the signal determining portion is electrically connected to the receiving portion so that the signal determining portion is used for determining whether the signal received by the receiving portion is a trigger signal, and the signal transmitting portion is electrically connected to the signal determining portion so that the signal transmitting portion transmits a determination signal generated by the signal determining portion to an executing component such as an alarm or a wire winding device. The specific arrangement mode of the signal receiving part, the signal judging part and the signal sending part can refer to the prior art; in the invention, the application scenes of the three are only changed, and the three are not substantially improved. Obviously, the controller with the structure is widely applied to the existing automatic control equipment, such as an MCU, a DSP or a single chip microcomputer. The key point of the invention is that the controller correspondingly combines each detecting element and each executing element.
The optical cable package block detection device provided by the invention is described in detail above, a specific example is applied in the text to explain the principle and the implementation mode of the invention, and the description of the above example is only used to help understanding the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. An optical cable package block detection device, comprising:
at least one group of guide wheel components (2) which are arranged along the linear direction in a sliding way and are used for leading the optical cable (1) to pass through and guiding the optical cable (1);
a position detecting member (3) for detecting whether the guide wheel assembly (2) reaches a preset position;
an alarm for issuing an alarm;
the controller is respectively connected with the position detection piece (3) and the alarm;
when the wrapping block of the optical cable (1) drives the guide wheel assembly (2) to reach the preset position, the controller is used for starting the alarm according to a signal fed back by the position detection piece (3).
2. The optical cable package block detection device of claim 1, further comprising:
a reset elastic part (5) with one end fixed and the other end connected with the guide wheel component (2);
a front limit rod (6) which is fixedly arranged;
when the guide wheel assembly (2) continuously slides to abut against the front limiting rod (6) after crossing the preset position, the wrapping block of the optical cable (1) is separated from the guide wheel assembly (2), and the guide wheel assembly (2) resets by means of the elastic force of the reset elastic piece (5).
3. The optical cable package block detection device according to claim 2, further comprising a fixedly arranged rear limiting rod (7), wherein when the guide wheel assembly (2) is restored to the limiting position along with the restoring elastic member (5), the guide wheel assembly (2) is abutted against the rear limiting rod (7).
4. The optical cable package block detection device according to any one of claims 1 to 3, wherein the guide wheel assembly (2) comprises at least one set of a first guide wheel (21) and a second guide wheel (22) which are oppositely arranged and used for clamping the optical cable (1), and a pressure regulating assembly (8) used for regulating the pressing force between the first guide wheel (21) and the second guide wheel (22) is arranged between the first guide wheel and the second guide wheel.
5. The cable package testing device of claim 4, wherein said guide wheel assembly (2) further comprises a guide wheel bracket (23) hingedly connected to said first guide wheel (21), and said pressure adjustment assembly (8) comprises:
the middle of the adjusting rod is hinged to the guide wheel bracket (23), and the first end of the adjusting rod is hinged to an adjusting rod (81) of the second guide wheel (22);
and the pressure regulating elastic piece (82) is extruded between the second end of the adjusting rod (81) and the guide wheel bracket (23).
6. The optical cable package detection device according to any one of claims 1 to 3, wherein the position detection member (3) is embodied as a proximity sensor.
7. The cable package detecting device according to claim 4, further comprising a pressure detecting member for detecting a pressing force between the first guide wheel (21) and the second guide wheel (22), wherein the pressure detecting member is connected to the controller, and the controller is configured to control the take-up device to stop operating when the pressing force exceeds a limit value according to a signal fed back by the pressure detecting member.
8. A cable package block detecting device according to any one of claims 1 to 3, wherein the controller is further configured to reduce the speed of the take-up device when the position detecting member (3) feeds back a signal.
9. The optical cable package block detection device according to claim 4, further comprising a bottom plate (4), wherein the bottom plate (4) has a guide slide rail (41) slidably engaged with the guide slide block (24) of the guide wheel assembly (2), and the first guide wheel (21) and the second guide wheel (22) are both fixedly arranged on the guide slide block (24).
10. The optical cable package block detection device according to claim 9, wherein the guide sliding block (24) is inversely arranged on the guide sliding rail (41), and limiting protrusions (42) for preventing the guide sliding block (24) from disengaging are symmetrically arranged on two sides of the guide sliding rail (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211013568.8A CN115307873A (en) | 2022-08-23 | 2022-08-23 | Optical cable package block detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211013568.8A CN115307873A (en) | 2022-08-23 | 2022-08-23 | Optical cable package block detection device |
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| Publication Number | Publication Date |
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| CN115307873A true CN115307873A (en) | 2022-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211013568.8A Pending CN115307873A (en) | 2022-08-23 | 2022-08-23 | Optical cable package block detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116772697A (en) * | 2023-06-21 | 2023-09-19 | 日照凯升谦五金建材销售有限公司 | Optical cable detection device |
| CN116772697B (en) * | 2023-06-21 | 2024-06-04 | 深圳市鹏翔技术有限公司 | Optical cable detection device |
-
2022
- 2022-08-23 CN CN202211013568.8A patent/CN115307873A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116772697A (en) * | 2023-06-21 | 2023-09-19 | 日照凯升谦五金建材销售有限公司 | Optical cable detection device |
| CN116772697B (en) * | 2023-06-21 | 2024-06-04 | 深圳市鹏翔技术有限公司 | Optical cable detection device |
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