CN111348494A - Vertical load repeated winding and unwinding test equipment for photoelectric composite cable - Google Patents
Vertical load repeated winding and unwinding test equipment for photoelectric composite cable Download PDFInfo
- Publication number
- CN111348494A CN111348494A CN201811566328.4A CN201811566328A CN111348494A CN 111348494 A CN111348494 A CN 111348494A CN 201811566328 A CN201811566328 A CN 201811566328A CN 111348494 A CN111348494 A CN 111348494A
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- Prior art keywords
- cable
- composite cable
- connecting block
- photoelectric composite
- reel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
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- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a test device for repeated winding and unwinding of a vertical load of a photoelectric composite cable, and relates to a performance detection device of the photoelectric composite cable, which comprises a power source, a transmission device, a disc fixing frame and a control cabinet, wherein the control cabinet is connected with the power source, a rotating shaft is arranged on the disc fixing frame through a bearing, a take-up reel is arranged on the rotating shaft, an optical power meter and a universal meter are arranged on one side of the take-up reel, the power source is connected with the rotating shaft, a guide pulley is arranged on the disc fixing frame, a load simulation block is arranged below the take-up reel, and a cable fixing device is arranged on the load simulation block.
Description
Technical Field
The invention relates to a performance detection device of a photoelectric composite cable, in particular to a vertical load repeated winding and unwinding test device of the photoelectric composite cable, which has a simple structure and is convenient to use, can accurately detect the vertical hoisting use or vertical hoisting laying performance of the photoelectric composite cable, and provides accurate data for accurately evaluating the performance of the photoelectric composite cable.
Background
The photoelectric composite cable is known to be an optical transmission line which integrates optical fibers and transmission line cores and can simultaneously meet the functions of power utilization, signal transmission and the like of equipment. The photoelectric composite cable has various functions and complex and various structures, is used in fixed laying occasions at present in the cable industry, is not required to be frequently moved or wound and bent for use, and is in common performance and optical fiber transmission performance of the cable in comprehensive examination, has no effective detection method and equipment in the industry at present under the conditions of moving, repeated winding, bending and bearing of the cable, and can not be used for judging the service life of the photoelectric composite cable in the fields of geological exploration, mineral acquisition and the like under the condition that the photoelectric composite cable is required to be vertically hung and laid in certain environments, and the photoelectric composite cable without related detection data is used in the environment, so that the service life of the photoelectric composite cable cannot be judged, and the photoelectric composite cable is easily damaged in the using process and influences normal use.
Disclosure of Invention
The invention aims to solve the defects of the prior art, and provides the test equipment for repeatedly winding and unwinding the vertical load of the photoelectric composite cable, which has a simple structure and is convenient to use, can accurately detect the vertical hoisting use or vertical hoisting laying performance of the photoelectric composite cable, and provides accurate data for accurately evaluating the performance of the photoelectric composite cable.
The technical scheme adopted by the invention for solving the defects of the prior art is as follows:
a test device for repeated winding and unwinding of a vertical load of an optoelectronic composite cable is characterized by comprising a power source, a transmission device, a disc fixing frame and a control cabinet, wherein the control cabinet is connected with the power source and used for controlling the power source to work, a rotating shaft is arranged on the disc fixing frame through a bearing, a take-up reel for winding the optoelectronic composite cable is arranged on the rotating shaft, an optical fiber transmission quality detection device and a universal meter are arranged on one side of the take-up reel, the power source is connected with the rotating shaft through the transmission device and used for driving the rotating shaft to rotate, a guide pulley is arranged on the disc fixing frame above the take-up reel, a load simulation block is arranged below the take-up reel, a cable fixing device is arranged on the load simulation block and comprises a left compression connecting block and a right compression connecting block, at least the upper parts of the left compression connecting block and the right compression connecting, the lower part of the left compression connecting block or the right compression connecting block is provided with a circular arc-shaped cable leading-out hole communicated with the cable pressing groove, and the circular arc radius of the cable leading-out hole is not smaller than the minimum bending radius of the optical fiber; the lower part of the cable pressing groove of the right pressing connecting block or the left pressing connecting block is in an arc shape which can guide the end part of the photoelectric composite cable into a cable leading-out hole; the outside that compresses tightly the connecting block on a left side and the right side and compress tightly the connecting block is equipped with the clamp that compresses tightly the two.
The power source in the invention is a stepping motor or a servo motor. The rotating speed, the starting and stopping and the forward and reverse rotation can be accurately controlled.
The control cabinet is a PLC control cabinet. The control cabinet can effectively control the rotating speed, the starting and stopping and the forward and reverse rotation of the power source.
The transmission device is a speed reducer with a brake or a clutch brake speed reducer, and the stepping motor or the servo motor is connected with the rotating shaft through the speed reducer or the clutch brake speed reducer, so that the vibration during low-speed rotation can be prevented, and the accuracy of detection data is improved.
The optical fiber transmission quality detection device is an optical power meter. The method is used for detecting the attenuation characteristic of the optical fiber on line.
The upper part of the fixing frame of the disc tool is provided with an installation detection table, the installation detection table is provided with a take-up reel support, a rotating shaft is installed on the take-up reel support through a bearing, a power source and a transmission device are arranged on the installation detection table, and a cable penetrating notch is arranged on the installation detection table and below a guide pulley; the ladder for the detection table is arranged up and down by workers.
When the photoelectric composite cable is used, after the photoelectric composite cable to be detected is wound (tightly attached) on a take-up reel for several weeks, one end of the photoelectric composite cable is fixed with the take-up reel, the end parts of two optical fibers in the end are connected with a transmission quality detection device, and two power transmission wire cores are connected with a universal meter. The other end of the photoelectric composite cable to be detected is wound around the guide pulley and then is fixedly connected with the load simulation block: the photoelectric composite cable that awaits measuring inserts the cable indent that the left side compressed tightly the connecting block and the right side compressed tightly the connecting block to draw forth through the cable exit hole, use the clamp to compress tightly the relative of connecting block and the right side compression connecting block with a left side, the photoelectric composite cable that will await measuring fixes between the two, draws forth two optical fiber butt fusion, two transmission core links to each other in the photoelectric composite cable tip that awaits measuring that will draw forth outside the hole at the cable. The control cabinet controls the power source to work, the take-up reel is driven to rotate forwards repeatedly for a set number of turns and then rotate reversely for a set number of turns, the other end of the photoelectric composite cable pulls the load simulation block to move up and down repeatedly, and the winding and unwinding speed of the photoelectric composite cable is not lower than 20 m/min; in the process, the optical fiber transmission quality detection device detects the transmission characteristics of the optical fibers and is used for judging whether the optical fibers in the photoelectric composite cable are damaged instantly, and a universal meter is used for detecting the resistance of the power transmission wire core and judging whether the power transmission wire core is damaged; and recording the times of the repeated rotation of the take-up reel until the optical fiber or the power transmission wire core in the photoelectric composite cable is damaged, wherein the times are the service life of the photoelectric composite cable in the working environment.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a partially enlarged view of fig. 1 at a.
Fig. 3 is a schematic structural diagram of the left compression connecting block and the right compression connecting block in the invention.
Detailed Description
The test equipment for repeated winding and unwinding of the vertical load of the photoelectric composite cable shown in fig. 1 comprises a power source 12, a transmission device 13, a disc fixing frame 10 and a control cabinet 11, wherein the power source 12 is a stepping motor or a servo motor with a brake, the transmission device 13 is a reducer or a clutch brake reducer with a brake, and the stepping motor or the servo motor is connected with a rotating shaft through the reducer or the clutch brake reducer with the brake, so that the vibration during low-speed rotation can be prevented, the accuracy of detection data is improved, and emergency brake operation can be performed; the control cabinet 11 is a PLC control cabinet; the PLC control cabinet is connected with the stepping motor or the servo motor, and can accurately control the rotating speed, the starting, the stopping and the forward and reverse rotation of the power source; the PLC control cabinet is connected with a speed reducer with a brake or a clutch brake speed reducer to control the brake action of the speed reducer or the clutch brake speed reducer; the disc fixing frame 10 is provided with a rotating shaft 5 through a bearing, the rotating shaft 5 is provided with a take-up reel 14 for winding the photoelectric composite cable, one side of the take-up reel 14 is provided with an optical fiber (optical) transmission quality detection device 3 and a universal meter, the optical fiber transmission quality detection device 3 is an optical power meter in the embodiment, and the optical fiber attenuation characteristic can be detected on line. The stepping motor or the servo motor is connected with the rotating shaft through the speed reducer with the brake or the clutch brake speed reducer and is used for driving the rotating shaft to rotate, the speed reducer can prevent the stepping motor or the servo motor from vibrating when rotating at a low speed, and the accuracy of detection data is improved. Be equipped with leading pulley 1 on the dish utensil mount of take-up reel 14 front side top, take-up reel front side below is equipped with load simulation piece 9, be equipped with cable fixing device on the load simulation piece 9, cable fixing device includes that the left side with load simulation piece fixed connection compresses tightly connecting block 16 and right side and compresses tightly connecting block 17, can find out in the picture, the upper portion that the left side compressed tightly connecting block 16 and right side and compress tightly connecting block 17 is equipped with the pressfitting gap, the sub-unit connection is as an organic whole, the left side compresses tightly connecting block 16 and the right side and compresses tightly between connecting block 17 and has certain elasticity, press the two in opposite directions and hold together, after removing external force, the. The upper parts of the opposite sides of the left compression connecting block 16 and the right compression connecting block 17 are provided with cable pressing grooves 18 and 19 which are matched with each other, the lower part of the right compression connecting block is provided with a circular arc-shaped cable leading-out hole 20 communicated with the cable pressing grooves, and the circular arc radius of the cable leading-out hole 20 is not smaller than the minimum bending radius of the optical fiber; the lower part of the cable pressing groove 18 of the left compression connecting block is in an arc shape capable of guiding the end part of the photoelectric composite cable into the cable leading-out hole 20, and as can be seen from the figure, the arc-shaped cable leading-out hole 20 and the arc-shaped corresponding communication part of the lower part of the cable pressing groove of the left compression connecting block are in an arc flaring shape, so that the end part of the photoelectric composite cable can be more favorably introduced. The clamp that can compress tightly the two is equipped with in the upper portion outside that compresses tightly the connecting block on a left side and the right side. The size of the diameter of the guide pulley 1 and the weight of the load simulation block 9 can be selected according to the actual use situation.
The invention further improves, the upper part of the fixing frame 10 of the disc tool is provided with an installation detection table 6, the installation detection table 6 is provided with a take-up reel support 4, a rotating shaft is installed on the take-up reel support 4 through a bearing, a power source and a transmission device are arranged on the installation detection table, and a cable passing notch 7 is arranged on the installation detection table and below a guide pulley; a ladder 15 for workers to mount the detection platform up and down is arranged; the photoelectric composite cable to be detected is convenient to disassemble and assemble, and the detection is more convenient.
When the invention is used, after the photoelectric composite cable 2 to be detected is wound (tightly attached) on the take-up reel for several weeks, one end of the photoelectric composite cable is fixed with the take-up reel, the end parts of two optical fibers at the end are connected with a transmission quality detection device, and two power transmission wire cores are connected with a universal meter. As can be seen from the figure, a wiring hole is formed in the baffle on one side of the take-up reel, one end of the photoelectric composite cable to be detected penetrates through the wiring hole and then is connected with an optical power meter and a universal meter which are arranged on the outer side of the baffle on one side of the take-up reel, the optical power meter comprises an optical transmitting part and an optical receiving part, one optical fiber is connected with the optical transmitting part of the optical power meter, and the other optical fiber is connected with the optical receiving part of the optical power meter; two transmission line sinle silks link to each other with two measuring probe of universal meter, and this end twines and fixes on the take-up reel through the sticky tape, also can press fixedly through the buckle card. The other end of the photoelectric composite cable to be detected is wound around the guide pulley and then is fixedly connected with the load simulation block: inserting the photoelectric composite cable to be detected into cable pressure grooves of the left compression connecting block and the right compression connecting block, leading out the cable through a cable leading-out hole, relatively compressing the left compression connecting block and the right compression connecting block by using a clamp, fixing the photoelectric composite cable to be detected between the left compression connecting block and the right compression connecting block, and welding two optical fibers in the end part of the led-out photoelectric composite cable to be detected outside the cable leading-out hole by using an optical fiber welding machine to electrically connect two power transmission wire cores; the photoelectric composite cable to be detected is firmly fixed with the load simulation block, is convenient to assemble and disassemble, and cannot damage optical fibers and power transmission wire cores. The PLC control cabinet controls the power source and the transmission device to work, the take-up reel is driven to rotate forwards repeatedly for a set number of turns and then rotate reversely for a set number of turns, the other end of the photoelectric composite cable pulls the load simulation block to move up and down repeatedly, the set number of turns is usually 2-8 turns, preferably 3-5 turns, and the winding and unwinding speed of the photoelectric composite cable is not lower than 20 m/min; in the process, an optical power meter detects the transmission intensity of the optical fiber on line, when the light transmission performance change alpha is larger than 0.3db/km, the optical fiber is judged to be damaged, a universal meter detects the on-off of the transmission line core, and if the transmission line core is broken, the transmission line core is judged to be damaged; and recording the times of the repeated rotation of the take-up reel until the optical fiber or the power transmission wire core in the photoelectric composite cable is damaged, wherein the times are the service life of the photoelectric composite cable in the working environment.
Claims (6)
1. A test device for repeated winding and unwinding of a vertical load of an optoelectronic composite cable is characterized by comprising a power source, a transmission device, a disc fixing frame and a control cabinet, wherein the control cabinet is connected with the power source and used for controlling the power source to work, a rotating shaft is arranged on the disc fixing frame through a bearing, a take-up reel for winding the optoelectronic composite cable is arranged on the rotating shaft, an optical fiber transmission quality detection device and a universal meter are arranged on one side of the take-up reel, the power source is connected with the rotating shaft through the transmission device and used for driving the rotating shaft to rotate, a guide pulley is arranged on the disc fixing frame above the take-up reel, a load simulation block is arranged below the take-up reel, a cable fixing device is arranged on the load simulation block and comprises a left compression connecting block and a right compression connecting block, at least the upper parts of the left compression connecting block and the right compression connecting, the lower part of the left compression connecting block or the right compression connecting block is provided with a circular arc-shaped cable leading-out hole communicated with the cable pressing groove, and the circular arc radius of the cable leading-out hole is not smaller than the minimum bending radius of the optical fiber; the lower part of the cable pressing groove of the right pressing connecting block or the left pressing connecting block is in an arc shape which guides the end part of the photoelectric composite cable into a cable leading-out hole; the outside that compresses tightly the connecting block on a left side and the right side and compress tightly the connecting block is equipped with the clamp that compresses tightly the two.
2. The vertical-load repeated winding and unwinding testing equipment for the photoelectric composite cable according to claim 1, wherein the power source is a stepping motor or a servo motor.
3. The vertical load repeated winding, unwinding and winding test equipment for the photoelectric composite cable according to claim 1 or 2, wherein the control cabinet is a PLC control cabinet.
4. The vertical-load repeated winding, unwinding and winding test equipment for the photoelectric composite cable according to claim 3, wherein the transmission device is a speed reducer with a brake or a clutch brake speed reducer.
5. The optical-electrical composite cable vertical load repeated winding and unwinding test equipment according to claim 4, wherein the optical fiber transmission quality detection device is an optical power meter.
6. The photoelectric composite cable vertical load repeated winding, unwinding and testing device as claimed in claim 5, wherein the disc fixture is provided with a mounting and detecting table at the upper part, the take-up reel is positioned at the upper side of the mounting and detecting table, the power source and the transmission device are arranged on the mounting and detecting table, and the mounting and detecting table is provided with a cable passing notch; the ladder for the detection table is arranged up and down by workers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566328.4A CN111348494A (en) | 2018-12-21 | 2018-12-21 | Vertical load repeated winding and unwinding test equipment for photoelectric composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566328.4A CN111348494A (en) | 2018-12-21 | 2018-12-21 | Vertical load repeated winding and unwinding test equipment for photoelectric composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111348494A true CN111348494A (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811566328.4A Pending CN111348494A (en) | 2018-12-21 | 2018-12-21 | Vertical load repeated winding and unwinding test equipment for photoelectric composite cable |
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| Country | Link |
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| CN (1) | CN111348494A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557189A (en) * | 2020-11-24 | 2021-03-26 | 安徽康泰电气有限公司 | Method for detecting load-bearing retraction performance of photoelectric composite cable |
-
2018
- 2018-12-21 CN CN201811566328.4A patent/CN111348494A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557189A (en) * | 2020-11-24 | 2021-03-26 | 安徽康泰电气有限公司 | Method for detecting load-bearing retraction performance of photoelectric composite cable |
| CN112557189B (en) * | 2020-11-24 | 2022-09-09 | 安徽康泰电气有限公司 | Method for detecting load-bearing retraction performance of photoelectric composite cable |
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