CN116773586B - High temperature resistant detection device of photovoltaic cable - Google Patents
High temperature resistant detection device of photovoltaic cable Download PDFInfo
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- CN116773586B CN116773586B CN202310836524.3A CN202310836524A CN116773586B CN 116773586 B CN116773586 B CN 116773586B CN 202310836524 A CN202310836524 A CN 202310836524A CN 116773586 B CN116773586 B CN 116773586B
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- photovoltaic cable
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- heating cabinet
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims description 51
- 238000001125 extrusion Methods 0.000 claims description 46
- 238000004804 winding Methods 0.000 claims description 20
- 238000002955 isolation Methods 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 238000005485 electric heating Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 230000005389 magnetism Effects 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009863 impact test Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000006750 UV protection Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/18—Performing tests at high or low temperatures
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/845—Objects on a conveyor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention relates to the technical field of high temperature resistant detection of photovoltaic cables, in particular to a high temperature resistant detection device of the photovoltaic cables, which comprises a conveying unit and a test unit.
Description
Technical Field
The invention relates to the technical field of high temperature resistance detection of photovoltaic cables, in particular to a high temperature resistance detection device of a photovoltaic cable.
Background
The photovoltaic cable is also called a photovoltaic special cable, is mainly used in a photovoltaic power station, has the advantages of high temperature resistance, cold resistance, oil resistance, acid and alkali resistance, ultraviolet resistance, flame retardance, environmental protection, long service life and the like, is mainly used in severe climatic conditions, and has the service life of more than 25 years.
The traditional test device can only detect a single type, and the thermal deformation performance of the photovoltaic cable or the thermal shock test of the insulating sheath can not be completed on one device, so that the test efficiency of the photovoltaic cable is lower, the photovoltaic cables are required to be fixed respectively, the tightness degree of the photovoltaic cables is different, the difference of the test data of the photovoltaic cables is very easy to cause, and the test result of the photovoltaic cables is influenced.
Disclosure of Invention
In view of the above-mentioned problems, the embodiments of the present application provide a photovoltaic cable high temperature resistant detection device, so as to solve the technical problems in the related art that the photovoltaic cable cannot perform thermal deformation performance of the photovoltaic cable and thermal shock test of an insulating sheath on one device, and the photovoltaic cable needs to be fixed for multiple times, so that the tightness degree of the photovoltaic cable is different. In order to achieve the above purpose, the embodiments of the present application provide the following technical solutions.
A first aspect of the embodiments of the present application provides a high temperature resistant detection device for a photovoltaic cable, including a conveying unit and a test unit, where the test unit is disposed in the middle of the conveying unit and is used for performing high temperature detection on the photovoltaic cable; the conveying unit comprises a workbench, a bidirectional screw is rotationally connected to the left side of the workbench, a conveying frame for conveying the photovoltaic cable is symmetrically connected to the front and rear sides of the bidirectional screw in a threaded connection mode, a winding column for winding the detected photovoltaic cable is rotationally connected to the right side of the workbench, a clamping groove for positioning the tail end of the detected photovoltaic cable is formed in the winding column, a wire clamping plate is rotationally connected to the clamping groove, the wire clamping plate is clamped with the clamping groove, the clamping plate is matched with the clamping groove, the tail end of the detected photovoltaic cable is fixed, a motor II is fixedly installed at the rear end of the workbench through a motor seat, and an output shaft of the motor II is fixedly connected with the winding column through a coupling; the test unit comprises a heating cabinet, a heating cabinet for heating the photovoltaic cable is fixedly arranged at the upper end of the middle part of the working table, an isolation shell for isolating the heating cabinet from the outside is fixedly arranged at the outer end of the heating cabinet, an observation frame is fixedly arranged at the middle part of the heating cabinet, an air cylinder is fixedly arranged at the upper end of the inner wall of the isolation shell, an extrusion part for slowly downwards pressing and rapidly downwards pressing the photovoltaic cable in a high-temperature environment is fixedly arranged at the telescopic end of the air cylinder, and an electric heating wire for heating the inside of the heating cabinet is fixedly arranged inside the heating cabinet.
According to the embodiment of the invention, the conveying frame comprises a moving block, the moving block is connected with the two-way screw rod in a front-back symmetrical threaded connection mode, the moving block is connected with the workbench in a sliding fit mode, the upper end of the moving block is uniformly and rotatably connected with a conveying column, the moving block is internally and uniformly rotatably connected with a first sprocket, the first sprockets on the same side are in transmission connection through a toothed chain belt, the moving block on the front side is fixedly provided with a first motor through a motor seat, and an output shaft of the first motor is fixedly connected with the first sprocket on the left side through a coupler.
According to the embodiment of the invention, the outer end of the conveying column is provided with the arc-shaped groove, the inner wall of the arc-shaped groove is uniformly and fixedly provided with the cylindrical spring, the tail end of the cylindrical spring is fixedly provided with the magnet block, one end of the magnet block, which is far away from the cylindrical spring, is fixedly provided with the arc-shaped extrusion block, the inner wall of the arc-shaped groove is fixedly provided with the electromagnetic plate, and the magnetism of the electromagnetic plate after being electrified is the same as that of the magnet block.
According to the embodiment of the invention, the heating cabinet comprises a cabinet body, the upper end of the middle part of the workbench is fixedly provided with the cabinet body, the upper side of the middle part of the observation frame and the cabinet body are symmetrically provided with interference prevention holes, the interference prevention holes are rotationally connected with interference prevention baffles through pin shafts, the pin shafts are sleeved with torsion springs I, one ends of the torsion springs I are fixedly connected with the interference prevention baffles, the other ends of the torsion springs I are fixedly connected with the cabinet body, and heat insulation boards are fixedly arranged on the outer walls of the cabinet body and the outer walls of the interference prevention baffles.
According to the embodiment of the invention, the isolation shell comprises a shell body, arc-shaped grooves are symmetrically formed in the left and right sides of the shell body, an arc-shaped baffle is rotatably connected in the arc-shaped grooves through a pin shaft, a balancing weight is fixedly arranged on the lower side of the arc-shaped baffle, guide columns which are uniformly distributed are symmetrically and rotatably connected in the left and right sides of the shell body, and guide ring grooves are formed in the middle of the guide columns.
According to the embodiment of the invention, the observation frame comprises a transparent glass plate, the transparent glass plate is fixedly arranged in the middle of the heating cabinet, the upper side of the middle of the transparent glass plate is provided with an interference preventing hole, the inside of the isolation shell is symmetrically and fixedly provided with an annular guide rail, a camera is fixedly arranged on a movable sliding block on the annular guide rail, and an illuminating lamp is fixedly arranged on the camera.
According to the embodiment of the invention, the extrusion piece comprises an extrusion cone, the expansion end of the air cylinder is fixedly provided with the extrusion cone with the bottom face upwards, and the lower end of the extrusion cone is in rolling connection with a ball.
According to the embodiment of the invention, the collecting channel is arranged at the lower end of the workbench and is positioned right below the winding column, and the collecting box is fixedly arranged at the lower end of the collecting channel.
From the above technical scheme, the invention has the following advantages:
1. according to the invention, the magnet blocks on the arc-shaped extrusion plate are repelled with the electromagnetic plate by electrifying the electromagnetic plate, the cylindrical spring is elongated, and the arc-shaped extrusion plate is far away from the arc-shaped groove and is clung to the photovoltaic cable, so that the purpose of further extruding and conveying the photovoltaic cable is achieved.
2. According to the invention, the anti-interference baffle plate is rotated anticlockwise by the extrusion force, so that the photovoltaic cable is smoothly extended out of the anti-interference hole on the right side, the extrusion piece is smoothly led into the anti-interference hole on the upper side, the photovoltaic cable is slowly pressed down or pressed down at a high speed, after the detection is finished, the extrusion piece returns to the initial position, and the torsion spring drives the anti-interference baffle plate on the upper side to return to the initial state, so that most of heat in the cabinet body is prevented from being discharged, waste is caused, and the detection cost is increased.
3. According to the invention, the transparent glass plate on the heating cabinet is convenient for the camera to shoot the surface of the photovoltaic cable in the heating cabinet, the image shot by the camera is ensured to be clear through the illuminating lamp, the range of the shot image is enlarged through the two cameras, the surface change condition of the photovoltaic cable can be found more accurately and rapidly, and the photovoltaic cable is guided through the guide ring groove on the guide post.
4. According to the invention, the extrusion force applied by the cylinder is gathered on the sphere through the extrusion cone, and the pressure test and the impact test are carried out on the photovoltaic cable, and as the sphere is in rolling connection with the extrusion cone, if the sphere is deformed and cracked after being contacted with the photovoltaic cable, the insulating layer on the surface of the photovoltaic cable is extremely easy to be attached to the surface of the sphere, and the sphere is rolled, so that the insulating layer on the surface of the sphere can be scraped by the extrusion cone, and the cleaning difficulty of the surface of a subsequent part is reduced.
In addition to the technical problems, technical features constituting the technical solutions, and beneficial effects brought by the technical features of the technical solutions described above, other technical problems that can be solved based on a photovoltaic cable high temperature resistant detection device, other technical features included in the technical solutions, and beneficial effects brought by the technical features provided in the embodiments of the present application will be further described in detail in the detailed description.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a schematic diagram of a front view perspective structure of a photovoltaic cable high temperature resistant detection device according to an embodiment of the invention.
Fig. 2 shows a schematic right-view plane structure of a photovoltaic cable high temperature resistant detection device according to an embodiment of the invention.
Figure 3 shows a cross-sectional view in the direction A-A of figure 2.
Fig. 4 shows a partial enlarged view at N of fig. 3.
Fig. 5 shows a partial enlarged view at M of fig. 3.
Fig. 6 shows a cross-sectional view in the direction B-B of fig. 2.
Fig. 7 shows a cross-sectional view in the direction C-C of fig. 3.
Wherein the above figures include the following reference numerals:
1. a conveying unit; 11. a work table; 111. a collection box; 12. a bidirectional screw; 13. a carriage; 131. a moving block; 132. a transport column; 1321. an arc-shaped groove; 1322. a cylindrical spring; 1323. a magnet block; 1324. arc extrusion blocks; 1325. an electromagnetic plate; 133. a sprocket I; 134. a toothed chain belt; 135. a first motor; 14. winding a column; 15. a clamping groove; 16. a wire clamping plate; 17. a second motor; 2. a test unit; 21. a heating cabinet; 211. a cabinet body; 212. an interference preventing hole; 213. an interference-preventing baffle; 214. a torsion spring I; 215. a heat insulating plate; 22. an isolation case; 221. a housing; 222. an arc baffle; 223. balancing weight; 224. a guide post; 225. a guide ring groove; 23. an observation frame; 231. a transparent glass plate; 232. an annular guide rail; 233. a camera; 234. a lighting lamp; 24. a cylinder; 25. an extrusion; 251. extruding the cone; 252. a ball; 26. heating wire.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1, 2 and 3, a high temperature resistant detection device for a photovoltaic cable comprises a conveying unit 1 and a test unit 2, wherein the test unit 2 is arranged in the middle of the conveying unit 1 and is used for detecting the high temperature of the photovoltaic cable; the conveying unit 1 comprises a workbench 11, a bidirectional screw rod 12 is rotationally connected to the left side of the workbench 11, a conveying frame 13 for conveying the photovoltaic cable is symmetrically connected to the front and back sides of the bidirectional screw rod 12 in a threaded connection mode, a winding column 14 for winding the detected photovoltaic cable is rotationally connected to the right side of the workbench 11, a clamping groove 15 for positioning the tail end of the detected photovoltaic cable is formed in the winding column 14, a wire clamping plate 16 is rotationally connected to the clamping groove 15, the wire clamping plate 16 is clamped with the clamping groove 15, the wire clamping plate 16 is matched with the clamping groove 15, the tail end of the detected photovoltaic cable is fixed, a motor II 17 is fixedly installed at the rear end of the workbench 11 through a motor seat, and an output shaft of the motor II 17 is fixedly connected with the winding column 14 through a coupling; the test unit 2 comprises a heating cabinet 21, a heating cabinet 21 for heating the photovoltaic cable is fixedly arranged at the upper end of the middle part of the workbench 11, an isolation shell 22 for isolating the heating cabinet 21 from the outside is fixedly arranged at the outer end of the heating cabinet 21, an observation frame 23 is fixedly arranged at the middle part of the heating cabinet 21, a cylinder 24 is fixedly arranged at the upper end of the inner wall of the isolation shell 22, an extrusion part 25 for slowly pressing down and rapidly pressing down the photovoltaic cable in a high-temperature environment is fixedly arranged at the telescopic end of the cylinder 24, and an electric heating wire 26 for heating the inside of the heating cabinet 21 is fixedly arranged inside the heating cabinet 21; firstly, the photovoltaic cable to be detected is conveyed rightward through the conveying frame 13 until the tail end of the photovoltaic cable passes through the heating cabinet 21 and the isolation shell 22, the tail end of the photovoltaic cable stretches into the clamping groove 15, the clamping wire plate 16 is pressed down, the clamping wire plate 16 is matched with the clamping groove 15, the tail end of the photovoltaic cable is fixed, after the fixing, the photovoltaic cable is in a straightening state, at the moment, the photovoltaic cable positioned in the heating cabinet 21 is heated through the heating wire 26, whether the surface of the photovoltaic cable positioned in the heating cabinet 21 is deformed or cracked is observed through the observation frame 23, if the photovoltaic cable is deformed or cracked, the direct high temperature resistance is not qualified, if the photovoltaic cable is not deformed or cracked, the extrusion 25 is driven to slowly press down through the air cylinder 24, if the photovoltaic cable is deformed or cracked, the direct high temperature pressure resistance is not qualified, the motor 17 is started to roll the detected photovoltaic cable through the rolling column 14, at the moment, the photovoltaic cable which is not detected enters the heating cabinet 21, whether the surface of the photovoltaic cable positioned in the heating cabinet 21 is deformed or cracked is heated through the heating wire 26, if the photovoltaic cable is deformed or cracked, and if the photovoltaic cable is not deformed or cracked, the photovoltaic cable is directly is not deformed through the air cylinder 25, and if the photovoltaic cable is not deformed or cracked, and the high temperature resistance is not is directly cracked.
Referring to fig. 3 and 6, the carriage 13 includes a moving block 131, the bidirectional screw 12 is connected with the moving block 131 in a front-back symmetrical threaded manner, the moving block 131 is connected with the workbench 11 in a sliding fit manner, the upper end of the moving block 131 is uniformly and rotatably connected with a conveying column 132, the moving block 131 is uniformly and rotatably connected with a first sprocket 133, the first sprockets 133 on the same side are in transmission connection through a toothed chain belt 134, the moving block 131 on the front side is fixedly provided with a first motor 135 through a motor base, and an output shaft of the first motor 135 is fixedly connected with the first sprocket 133 on the left side through a coupling; the first motor 135 drives the first sprocket 133 to rotate, the conveying columns 132 on the front moving blocks 131 rotate together under the transmission connection of the toothed belt 134, the conveying columns 132 on the rear moving blocks 131 are rubbed and rotated by the photovoltaic cables, the conveying columns 132 on the front moving blocks 131 and the rear moving blocks 131 squeeze the photovoltaic cables through rotating the bidirectional screw 12, and the first motor 135 enables the photovoltaic cables to be conveyed rightward while being squeezed.
Referring to fig. 4, an arc-shaped groove 1321 is formed at the outer end of the conveying column 132, a cylindrical spring 1322 is uniformly and fixedly mounted on the inner wall of the arc-shaped groove 1321, a magnet block 1323 is fixedly mounted at the tail end of the cylindrical spring 1322, an arc-shaped extrusion block 1324 is fixedly mounted at one end of the magnet block 1323 far away from the cylindrical spring 1322, an electromagnetic plate 1325 is fixedly mounted on the inner wall of the arc-shaped groove 1321, and the magnetism of the electromagnetic plate 1325 after being electrified is the same as that of the magnet block 1323; by electrifying the electromagnetic plate 1325, the magnet block 1323 on the arc extrusion plate is repelled with the electromagnetic plate 1325, the cylindrical spring 1322 is elongated, and the arc extrusion plate is far away from the arc groove 1321 to be clung to the photovoltaic cable, so that the purpose of further extruding and conveying the photovoltaic cable is achieved.
Referring to fig. 3 and 5, the heating cabinet 21 includes a cabinet body 211, a cabinet body 211 is fixedly mounted at the upper end of the middle part of the working table 11, anti-interference holes 212 are symmetrically formed on the upper side of the middle part of the observation frame 23 and the cabinet body 211, anti-interference baffles 213 are rotatably connected to the anti-interference holes 212 through pins, a first torsion spring 214 is sleeved on the pins, one end of the first torsion spring 214 is fixedly connected with the anti-interference baffles 213, the other end of the first torsion spring 214 is fixedly connected with the cabinet body 211, and heat insulation plates 215 are fixedly mounted on the outer walls of the cabinet body 211 and the anti-interference baffles 213; in the process of conveying the photovoltaic cable rightward, the photovoltaic cable firstly enters the isolation shell 22 and then enters the left anti-interference hole 212, the anti-interference baffle 213 is rotated anticlockwise by extrusion force, the photovoltaic cable stretches out from the right anti-interference hole 212, the right anti-interference baffle 213 is rotated anticlockwise by extrusion force, when the cylinder 24 drives the extrusion 25 to move downwards, the extrusion 25 enters the upper anti-interference hole 212, the anti-interference baffle 213 rotates anticlockwise by extrusion force of the extrusion 25, the extrusion 25 smoothly slowly presses down or presses down the photovoltaic cable at a high speed, after detection is finished, the extrusion 25 returns to the initial position, the torsion spring 214 drives the upper anti-interference baffle 213 to return to the initial state, most of heat in the cabinet 211 is discharged, waste is caused, and detection cost is improved.
Referring to fig. 3, the isolation shell 22 includes a shell 221, wherein the shell 221 is symmetrically provided with an arc groove, an arc baffle 222 is rotatably connected in the arc groove through a pin shaft, a balancing weight 223 is fixedly mounted on the lower side of the arc baffle 222, guide posts 224 which are uniformly distributed are symmetrically rotatably connected in the shell 221, and a guide ring groove 225 is provided in the middle of the guide post 224; the photovoltaic cable first enters the left arc groove, the arc baffle 222 is extruded and rotated, the photovoltaic cable is smoothly led in and out of the shell 221, and the photovoltaic cable is guided by the guide ring groove 225 on the guide column 224.
Referring to fig. 3 and 5, the observation frame 23 includes a transparent glass plate 231, the middle part of the heating cabinet 21 is fixedly provided with the transparent glass plate 231, the upper side of the middle part of the transparent glass plate 231 is provided with an interference preventing hole 212, the inside of the isolation shell 22 is symmetrically and fixedly provided with an annular guide rail 232, a moving slide block on the annular guide rail 232 is fixedly provided with a camera 233, and the camera 233 is fixedly provided with an illuminating lamp 234; the transparent glass plate 231 on the heating cabinet 21 is convenient for the camera 233 to shoot the surface of the photovoltaic cable inside the heating cabinet 21, the image shot by the camera 233 is ensured to be clear through the illuminating lamp 234, the range of shooting images is enlarged through the two cameras 233, and the surface change condition of the photovoltaic cable can be found more accurately and rapidly.
Referring to fig. 3 and 5, the extrusion member 25 includes an extrusion cone 251, the expansion end of the cylinder 24 is fixedly provided with the extrusion cone 251 with the bottom surface facing upwards, and the lower end of the extrusion cone 251 is connected with a ball 252 in a rolling manner; the extrusion force applied by the air cylinder 24 is gathered on the round ball 252 through the extrusion cone 251, so that the pressure test and the impact test are carried out on the photovoltaic cable, and as the round ball 252 is in rolling connection with the extrusion cone 251, after the round ball 252 is contacted with the photovoltaic cable, if the photovoltaic cable is deformed and cracked, the insulating layer on the surface of the photovoltaic cable is extremely easy to be attached to the surface of the round ball 252, and the insulating layer on the surface of the round ball 252 can be scraped by utilizing the extrusion cone 251 when the round ball 252 is rolled.
Referring to fig. 3, a collecting channel is formed at the lower end of the workbench 11 and located right below the winding column 14, and a collecting box 111 is fixedly mounted at the lower end of the collecting channel; the insulation layer scraps falling off in the process of winding the photovoltaic cable by the winding column 14 are collected by the collection box 111.
The working principle of the invention is as follows: the first step: the photovoltaic cable to be detected is conveyed rightward through the conveying frame 13 until the tail end of the photovoltaic cable passes through the heating cabinet 21 and the isolation shell 22, the tail end of the photovoltaic cable stretches into the clamping groove 15, the wire clamping plate 16 is pressed down, and the tail end of the photovoltaic cable is fixed through the cooperation of the wire clamping plate 16 and the clamping groove 15.
And a second step of: after fixing, the photovoltaic cable is in a straightening state, at the moment, the photovoltaic cable positioned in the heating cabinet 21 is heated through the electric heating wire 26, whether the surface of the photovoltaic cable in the heating cabinet 21 is deformed or cracked is observed through the observation frame 23, and if the photovoltaic cable is deformed or cracked, the photovoltaic cable is directly unqualified in high temperature resistance.
And a third step of: if the photovoltaic cable is not deformed or cracked, the extrusion 25 is driven to slowly press down through the air cylinder 24, if the photovoltaic cable is deformed or cracked, the performance of the direct high-temperature pressure is not qualified, the second motor 17 is started to wind the detected photovoltaic cable through the winding column 14, the photovoltaic cable which is not detected at the moment enters the heating cabinet 21, the photovoltaic cable positioned in the heating cabinet 21 is heated through the electric heating wire 26, if the photovoltaic cable is not deformed or cracked, the extrusion 25 is driven to press down at a high speed through the air cylinder 24, and if the photovoltaic cable is deformed or cracked, the performance of the direct high-temperature impact is not qualified, and the detected photovoltaic cable is wound through the winding column 14.
In the description of the present invention, it should be understood that the terms "center," "middle," "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," "end," "axial," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying a number of technical features which is indicated. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, or slidably connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention in this way, therefore: all equivalent changes in structure, shape and principle according to the present invention should be covered in the protection scope of the present invention.
Claims (5)
1. The utility model provides a high temperature resistant detection device of photovoltaic cable which characterized in that: the device comprises a conveying unit (1) and a test unit (2), wherein the test unit (2) is arranged in the middle of the conveying unit (1) and is used for detecting a photovoltaic cable at a high temperature;
the conveying unit (1) comprises a workbench (11), a bidirectional screw (12) is rotationally connected to the left side of the workbench (11), a conveying frame (13) for conveying the photovoltaic cable is symmetrically connected to the front and back sides of the bidirectional screw (12) in a threaded connection mode, a winding column (14) for winding the detected photovoltaic cable is rotationally connected to the right side of the workbench (11), a clamping groove (15) for positioning the tail end of the detected photovoltaic cable is formed in the winding column (14), a wire clamping plate (16) is rotationally connected to the clamping groove (15), the wire clamping plate (16) is clamped with the clamping groove (15), the clamping plate (16) is matched with the clamping groove (15), the tail end of the detected photovoltaic cable is fixed, a motor II (17) is fixedly arranged at the rear end of the workbench (11) through a motor seat, and an output shaft of the motor II (17) is fixedly connected with the winding column (14) through a coupler;
the conveying frame (13) comprises a moving block (131), the moving block (131) is symmetrically connected with the two-way screw (12) in a threaded connection mode, the moving block (131) is connected with the workbench (11) in a sliding fit mode, the upper end of the moving block (131) is uniformly and rotatably connected with a conveying column (132), a first chain wheel (133) is uniformly and rotatably connected in the moving block (131), the first chain wheels (133) on the same side are in transmission connection through a toothed belt (134), a first motor (135) is fixedly arranged in the moving block (131) on the front side through a motor seat, and an output shaft of the first motor (135) is fixedly connected with the first chain wheel (133) on the left side through a coupler;
arc recess (1321) has been seted up to transport post (132) outer end, even fixed mounting of arc recess (1321) inner wall has cylinder spring (1322), cylinder spring (1322) end fixed mounting has magnet piece (1323), magnet piece (1323) keep away from cylinder spring (1322) one end fixed mounting have arc extrusion piece (1324), arc recess (1321) inner wall fixed mounting has electromagnetic plate (1325), the magnetism of electromagnetic plate (1325) after the circular telegram is the same with the magnetism of magnet piece (1323)
The test unit (2) comprises a heating cabinet (21), a heating cabinet (21) for heating the photovoltaic cable is fixedly arranged at the upper end of the middle part of the workbench (11), an isolation shell (22) for isolating the heating cabinet (21) from the outside is fixedly arranged at the outer end of the heating cabinet (21), an observation frame (23) is fixedly arranged at the middle part of the heating cabinet (21), an air cylinder (24) is fixedly arranged at the upper end of the inner wall of the isolation shell (22), an extrusion part (25) for slowly pressing down and rapidly pressing down the photovoltaic cable in a high-temperature environment is fixedly arranged at the telescopic end of the air cylinder (24), and an electric heating wire (26) for heating the inside of the heating cabinet (21) is fixedly arranged inside the heating cabinet (21);
the extrusion piece (25) comprises an extrusion cone (251), the expansion end of the air cylinder (24) is fixedly provided with the extrusion cone (251) with the bottom face upwards, and the lower end of the extrusion cone (251) is connected with a ball (252) in a rolling way.
2. The photovoltaic cable high temperature resistant detection device of claim 1, wherein: the heating cabinet (21) comprises a cabinet body (211), the upper end of the middle part of the workbench (11) is fixedly provided with the cabinet body (211), the upper side of the middle part of the observation frame (23) and the left and right symmetry of the cabinet body (211) are provided with anti-interference holes (212), the anti-interference holes (212) are rotationally connected with anti-interference baffles (213) through pin shafts, the pin shafts are sleeved with torsion springs I (214), one ends of the torsion springs I (214) are fixedly connected with the anti-interference baffles (213), the other ends of the torsion springs I (214) are fixedly connected with the cabinet body (211), and heat insulation plates (215) are fixedly arranged on the outer walls of the cabinet body (211) and the outer walls of the anti-interference baffles (213).
3. The photovoltaic cable high temperature resistant detection device of claim 1, wherein: the isolation shell (22) comprises a shell (221), arc-shaped grooves are symmetrically formed in the left and right sides of the shell (221), arc-shaped baffles (222) are rotatably connected in the arc-shaped grooves through pin shafts, balancing weights (223) are fixedly mounted on the lower sides of the arc-shaped baffles (222), guide columns (224) which are uniformly distributed are symmetrically and rotatably connected in the left and right sides of the shell (221), and guide ring grooves (225) are formed in the middle of the guide columns (224).
4. The photovoltaic cable high temperature resistant detection device of claim 1, wherein: the observation frame (23) comprises a transparent glass plate (231), the transparent glass plate (231) is fixedly arranged in the middle of the heating cabinet (21), an interference prevention hole (212) is formed in the upper side of the middle of the transparent glass plate (231), an annular guide rail (232) is fixedly arranged inside the isolation shell (22) in a bilateral symmetry mode, a camera (233) is fixedly arranged on a movable sliding block on the annular guide rail (232), and an illuminating lamp (234) is fixedly arranged on the camera (233).
5. The photovoltaic cable high temperature resistant detection device of claim 1, wherein: the collecting channel is arranged at the lower end of the workbench (11) and is positioned right below the winding column (14), and the collecting box (111) is fixedly arranged at the lower end of the collecting channel.
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| CN202310836524.3A CN116773586B (en) | 2023-07-07 | 2023-07-07 | High temperature resistant detection device of photovoltaic cable |
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| CN202310836524.3A CN116773586B (en) | 2023-07-07 | 2023-07-07 | High temperature resistant detection device of photovoltaic cable |
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| CN116773586B true CN116773586B (en) | 2024-03-12 |
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| CN116773586A (en) | 2023-09-19 |
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