CN115188533B - Special photovoltaic new energy cable and resistance to compression check out test set thereof - Google Patents

Special photovoltaic new energy cable and resistance to compression check out test set thereof Download PDF

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Publication number
CN115188533B
CN115188533B CN202211116753.XA CN202211116753A CN115188533B CN 115188533 B CN115188533 B CN 115188533B CN 202211116753 A CN202211116753 A CN 202211116753A CN 115188533 B CN115188533 B CN 115188533B
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cable
groups
side frame
new energy
compression
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CN115188533A (en
Inventor
张国栋
程时发
章贝琦
吕梦迪
潘静雯
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Jiangsu Etern Co Ltd
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Jiangsu Etern Co Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1805Protections not provided for in groups H01B7/182 - H01B7/26
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02Details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/184Sheaths comprising grooves, ribs or other projections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B9/00Power cables
    • H01B9/02Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014Type of force applied
    • G01N2203/0016Tensile or compressive
    • G01N2203/0019Compressive

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention relates to the technical field of cables, in particular to a special photovoltaic new energy cable and a compression-resistant detection device thereof, which can improve the compression strength of the cable and effectively protect an inner core of the cable; the supporting body is in a regular triangle shape, three partition ribs are arranged in the supporting body, the supporting body is divided into four groups of triangular cavities by the three partition ribs, and the four single-stranded wires are respectively positioned in the four groups of triangular cavities; the outer layer of the support body is provided with an armor layer, the outer layer of the armor layer is provided with an outer sheath, and the triangular cavity and the armor layer are filled with filling materials.

Description

Special photovoltaic new energy cable and resistance to compression check out test set thereof
Technical Field
The invention relates to the technical field of cables, in particular to a special photovoltaic new energy cable and compression resistance detection equipment thereof.
Background
In recent years, with the increasing emphasis on environmental issues, the development and use of clean energy, which mainly includes hydroelectric power generation, wind power generation, solar energy, biological energy, geothermal energy, sea tide energy, and the like, has become a key issue.
In solar photovoltaic power generation, because the uncertainty of open-air environment, need use the cable that compressive capacity is stronger to transmit electricity, current photovoltaic new forms of energy cable single structure adopts the thick sinle silk of sub-strand mostly, and compressive capacity lacks to some extent.
Disclosure of Invention
In order to solve the technical problems, the invention provides the special photovoltaic new energy cable and the compression-resistant detection equipment thereof, wherein the compression strength of the cable is improved, and the inner core of the cable is effectively protected.
The special photovoltaic new energy cable is formed by combining four single-stranded wires, each single-stranded wire sequentially comprises a wire core, an insulating layer and a shielding layer from inside to outside, a supporting body is sleeved on the outer layers of the four single-stranded wires, the supporting body is in a regular triangle shape, three partition ribs are arranged inside the supporting body, the supporting body is divided into four groups of triangular cavities by the three partition ribs, and the four single-stranded wires are respectively positioned in the four groups of triangular cavities; the outer layer of the support body is provided with an armor layer, the outer layer of the armor layer is provided with an outer sheath, and the triangular cavity and the armor layer are filled with filling materials.
Preferably, a plurality of groups of reinforcing ribs are arranged between the armor layer and three edges of the support body.
On the other hand, to the resistance to compression check out test set of above-mentioned special type photovoltaic new forms of energy cable, include:
a base, two groups of side frames are arranged on the base, a pressure cylinder is arranged between the two groups of side frames in a lifting way, the output end of the pressure cylinder is provided with a pressing block, a pressing table is arranged on the base corresponding to the pressing block, and a through hole for a cable to pass through is arranged on the side frame in a penetrating manner;
the cable cutting machine comprises a wire feeding machine and a cutting machine, wherein the wire feeding machine is arranged on an upstream side frame and used for driving a cable to feed, meanwhile, the driving cable rotates along the axis of the wire feeding machine, and the cutting machine is arranged on a downstream side frame and used for cutting the cable.
Preferably, send line machine including rotating swivel and the power unit of installing on the side bearer, be provided with three groups of slip tables on the swivel, every group there is the draw runner on the slip table still slidable mounting, fixed mounting has U type frame on the draw runner, rotate on the U type frame and install the waist drum, it has the rotatory first motor of drive waist drum still fixed mounting on the U type frame, power unit installs on side bearer and swivel for the draw runner synchronous slip of three groups of drive.
Preferably, the power mechanism comprises a toothed ring rotatably mounted on the rotating ring and a second motor fixedly mounted on the side frame, three groups of guide grooves are formed in the toothed ring, guide pillars are arranged on the sliding strip, the three groups of guide pillars are respectively slidably mounted in the three groups of guide grooves, a gear is arranged at the output end of the second motor and meshed with the toothed ring, and electromagnetic brakes are arranged on the toothed ring and the side frame.
Preferably, the side frame is fixedly provided with a shaft seat, the shaft seat and a through hole of the side frame are coaxial, and the rotating ring is rotatably arranged in the shaft seat.
Preferably, electromagnetic brake includes shell and brake axle, the inside fixed mounting of shell has the electromagnetism circle, the brake axle passes inside the shell stretches into the shell, the brake axle top is provided with iron plate, the epaxial cover of brake is equipped with the spring.
Preferably, the cutting machine comprises two groups of cutters which are symmetrically and slidably mounted on the side frame, and the two groups of cutters are respectively positioned above and below the through hole.
Preferably, it is a set of first connecting rod of fixed connection on the cutter, fixedly connected with second connecting rod on another group's cutter, equal transverse fixation is provided with the crossbeam on first connecting rod and the second connecting rod, and is two sets of equal slidable mounting has the sliding sleeve on the crossbeam, it is provided with the fixed axle still to fix on the side bearer, rotate on the fixed axle and install the stick up pole, the both ends of stick up the pole rotate with two sets of sliding sleeves respectively and are connected, vertical fixed mounting has the pneumatic cylinder on the side bearer, the pneumatic cylinder is used for driving the bottom cutter and goes up and down.
Compared with the prior art, the invention has the beneficial effects that: a support body is arranged between the armor layer and the plurality of groups of single-stranded wires, and the compression strength of the cable is further improved by utilizing the triangular stabilizing principle, so that the inner core of the cable is effectively protected; carry out pressure test to the cable through resistance to compression check out test set, need not artifical unloading of going up, easy operation, the compressive capacity of aassessment cable that can be more comprehensive.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the pressure resistance detecting apparatus;
FIG. 3 is a structural isometric view of the compression resistance detection apparatus;
FIG. 4 is a schematic view of the side frame and clipper positioning arrangement;
FIG. 5 is an enlarged view of the structure of the ring gear and the waist drum;
FIG. 6 is an exploded schematic view of the structure of FIG. 5;
FIG. 7 is a schematic cross-sectional view of the structure of the ring gear;
FIG. 8 is an enlarged view of the structural connection of the U-shaped frame and the waist drum;
FIG. 9 is an enlarged schematic view of the structure of the electromagnetic brake;
FIG. 10 is an enlarged schematic view of the second link in structural connection with a beam or the like;
in the drawings, the reference numbers: 1. a single strand; 2. a support body; 3. cutting ribs; 4. an armor layer; 5. a filler; 6. an outer sheath; 7. reinforcing ribs; 8. a base; 9. a side frame; 10. a pressure cylinder; 11. briquetting; 12. pressing the table; 13. feeding a wire machine; 14. a cutting machine; 15. a cable; 16. rotating the ring; 17. a sliding table; 18. a toothed ring; 19. a guide groove; 20. a slide bar; 21. a U-shaped frame; 22. a waist drum; 23. a first motor; 24. a guide post; 26. electromagnetic braking; 27. a second motor; 28. a gear; 29. a shaft seat; 30. an invagination groove; 31. a housing; 32. an electromagnet ring; 33. a brake shaft; 34. an iron plate; 35. a spring; 36. a cutter; 37. a first link; 38. a second link; 39. a cross beam; 40. a sliding sleeve; 41. a fixed shaft; 42. raising the rod; 43. a hydraulic cylinder; 44. a slide rail; 45. a slide block.
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.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. This embodiment is written in a progressive manner.
As shown in fig. 1, the special photovoltaic new energy cable is formed by combining four single-stranded wires 1, each single-stranded wire 1 sequentially comprises a wire core, an insulating layer and a shielding layer from inside to outside, the outer layers of four groups of single-stranded wires 1 are sleeved with a supporting body 2, the supporting body 2 is in a regular triangle shape, three partition ribs 3 are arranged inside the supporting body 2, the supporting body 2 is divided into four groups of triangular cavities by the three partition ribs 3, and the four single-stranded wires 1 are respectively positioned in the four groups of triangular cavities; the outer layer of the support body 2 is provided with an armor layer 4, the outer layer of the armor layer 4 is provided with an outer sheath 6, and the triangular cavity and the armor layer 4 are filled with filling materials 5;
furthermore, three vertexes of the support body 2 are all in contact with the inner wall of the armor layer 4, the four groups of triangular chambers are also in a regular triangle shape, and in order to improve the supporting strength of the cable, a plurality of groups of reinforcing ribs 7 are arranged between the armor layer 4 and three edges of the support body 2 and are used for compensating the supporting strength of gaps between the edges of the support body 2 and the armor layer 4; in this embodiment, set up supporter 2 between armor 4 and a plurality of groups single-stranded wire 1 to utilize triangular stabilization principle, the compressive strength of further promotion cable effectively protects the cable inner core.
To above-mentioned cable, compare in ordinary single core cable, this cable cross-section is the triaxial symmetry, consequently in resistance to compression testing process, only carries out the ascending resistance to compression test of unilateral, is difficult to the compressive capacity of this cable of comprehensive aassessment, tests through resistance to compression check out test set as shown in fig. 2 to 4 and can solve above-mentioned problem, and resistance to compression check out test set includes:
the device comprises a base 8, wherein two groups of side frames 9 are arranged on the base 8, a pressure cylinder 10 is installed between the two groups of side frames 9 in a lifting mode, a pressing block 11 is arranged at the output end of the pressure cylinder 10, a pressing table 12 is arranged on the base 8 corresponding to the pressing block 11, and a through hole for a cable 15 to penetrate through is formed in each side frame 9 in a penetrating mode;
a wire feeding machine 13 and a cutter 14, the wire feeding machine 13 being mounted on the upstream side frame 9 for feeding a drive cable 15 while the drive cable 15 is rotated along its axis, the cutter 14 being mounted on the downstream side frame 9 for cutting the cable 15;
specifically, a pressure cylinder 10 is hoisted between two groups of side frames 9 through a hydraulic cylinder or a lead screw nut pair, proximity switches are installed on two sides of a pressing block 11, and the descending height of the pressure cylinder 10 is controlled through the proximity switches; when the cable 15 passes through the channel on the side frame 9, the cable 15 is just abutted against the top end of the pressing platform 12;
the cable 15 is positioned between the pressing block 11 and the pressing table 12 by penetrating the cable 15 through the through hole on the side frame 9, and the pressure cylinder 10 is controlled to descend by a certain height, so that the pressing block 11 is away from the cable 15 by a certain height; starting the pressure cylinder 10, enabling the pressure cylinder 10 to drive the pressing block 11 to descend, applying a certain pressure to the cable 15 by matching with the pressing table 12, after a test is completed, enabling the pressure cylinder 10 to drive the pressing block 11 to ascend and separate from the cable 15, then driving the cable 15 to rotate by a certain angle along the axis of the cable 15 through the wire feeding machine 13, then driving the cable 15 to move a certain distance to the cutting machine 14 along the axis direction, enabling the part of the cable 15 damaged through the test to move to the downstream of the cutting machine 14, and then starting the cutting machine 14 to cut the cable, so that the cable 15 at the damaged part is prevented from influencing a subsequent test result; the pressing block 11 is driven to descend again, so that the pressing block 11 performs pressure test on the cable again until the pressure test is completed at a plurality of angles of the cable, the cable is subjected to pressure test through the equipment, manual feeding and discharging are not needed, the operation is simple, and the pressure resistance of the cable can be evaluated more comprehensively;
as a specific embodiment of the above technical solution, as shown in fig. 5, 6 and 7, the wire feeding machine 13 includes a swivel 16 and a power mechanism which are rotatably mounted on the side frame 9, the swivel 16 is provided with three sets of sliding tables 17, each set of sliding table 17 is further slidably mounted with a slide bar 20, the slide bar 20 is fixedly mounted with a U-shaped frame 21, the U-shaped frame 21 is rotatably mounted with a waist drum 22, the U-shaped frame 21 is further fixedly mounted with a first motor 23 for driving the waist drum 22 to rotate, and the power mechanism is mounted on the side frame 9 and the swivel 16 for driving the three sets of slide bars 20 to synchronously slide;
specifically, the through holes of the rotating ring 16 and the side frame 9 are coaxial, the sliding tables 17 are arranged along the axial direction of the rotating ring 16, the three groups of sliding tables 17 are in a circumferential array by taking the axial line of the rotating ring 16 as an axis, and the three groups of first motors 23 are controlled by the same motor controller to ensure the synchronous rotation of the three groups of first motors 23;
further, as shown in fig. 6, the power mechanism includes a toothed ring 18 rotatably mounted on the rotary ring 16 and a second motor 27 fixedly mounted on the side frame 9, the toothed ring 18 is provided with three sets of guide slots 19, the slide bar 20 is provided with guide posts 24, the three sets of guide posts 24 are respectively slidably mounted in the three sets of guide slots 19, an output end of the second motor 27 is provided with a gear 28, the gear 28 is engaged with the toothed ring 18, and the toothed ring 18 and the side frame 9 are both provided with electromagnetic brakes 26 for controlling the relative degrees of freedom among the toothed ring 18, the rotary ring 16 and the side frame 9;
in this embodiment, when the cable 15 needs to be conveyed, the electromagnetic brake 26 on the side frame 9 is started, so that the electromagnetic brake 26 locks the rotating ring 16 on the side frame 9, then the second motor 27 is started, so that the gear 28 drives the toothed ring 18 to rotate along the axis of the gear, the three sets of slide bars 20 are driven to synchronously move towards the axis direction of the rotating ring 16 under the guiding action of the guide groove 19 and the sliding table 17 until the three sets of waist drums 22 are pressed against the outer wall of the cable 15, and then the three sets of first motors 23 are started, so that the three sets of waist drums 22 synchronously rotate, and the cable 15 is conveyed; when the angle of the cable 15 needs to be adjusted, the electromagnetic brake 26 on the side frame 9 is powered off, the electromagnetic brake 26 on the toothed ring 18 is started, the rotary ring 16 can rotate relative to the side frame 9, the toothed ring 18 is locked on the rotary ring 16, and at the moment, the second motor 27 is started, so that the gear 28 drives the toothed ring 18 and the rotary ring 16 to integrally rotate, the three groups of waist drums 22 clamp the cable 15 to rotate along the axis of the cable 15, and the angle of the cable 15 is convenient to adjust;
more specifically, as shown in fig. 6 and 7, one end of the toothed ring 18 close to the rotating ring 16 is provided with an inward recess 30, and the sliding table 17 is located inside the inward recess 30 to prevent the toothed ring 18 from colliding with the sliding table 17; more specifically, a shaft seat 29 is fixedly arranged on the side frame 9, the shaft seat 29 is coaxial with a through hole of the side frame 9, and the rotating ring 16 is rotatably arranged in the shaft seat 29;
the specific structure of the electromagnetic brake 26, as shown in fig. 9, includes a housing 31 and a brake shaft 33, an electromagnetic coil 32 is fixedly installed inside the housing 31, the brake shaft 33 penetrates through the housing 31 and extends into the housing 31, an iron plate 34 is disposed on the top of the brake shaft 33, a spring 35 is sleeved on the brake shaft 33, and the spring 35 is located between the iron plate 34 and the housing 31; specifically, the housing 31 is fixedly mounted on the side frame 9 or the toothed ring 18, and when the electromagnetic coil 32 is energized, the electromagnetic coil 32 attracts the iron plate 34 of the brake shaft 33, so that the brake shaft 33 is pressed against the swivel 16 against the elastic force of the spring 35, thereby realizing the degree of freedom control between the side frame 9 or the toothed ring 18 and the swivel 16.
As a specific embodiment of the above technical solution, a specific structure of the cutting machine 14 is as shown in fig. 10, the cutting machine 14 includes two sets of cutters 36 symmetrically slidably mounted on the side frame 9, the two sets of cutters 36 are respectively located above and below the through hole, a first connecting rod 37 is fixedly connected to one set of cutters 36, a second connecting rod 38 is fixedly connected to the other set of cutters 36, a cross beam 39 is transversely and fixedly disposed on each of the first connecting rod 37 and the second connecting rod 38, a sliding sleeve 40 is slidably mounted on each of the two sets of cross beams 39, a fixed shaft 41 is further fixedly disposed on the side frame 9, a raising rod 42 is rotatably mounted on the fixed shaft 41, two ends of the raising rod 42 are rotatably connected to the two sets of sliding sleeves 40, a hydraulic cylinder 43 is vertically and fixedly mounted on the side frame 9, and the hydraulic cylinder 43 is used for driving the bottom cutters 36 to go up and down;
specifically, two sets of cutters 36 are slidably mounted on the side frame 9 by means of a sliding rail 44 and a sliding block 45, the bottom cutter 36 is fixedly connected with the first connecting rod 37, the top cutter 36 is fixedly connected with the second connecting rod 38, the top of the first connecting rod 37 is higher than that of the second connecting rod 38, through the arrangement, the hydraulic cylinder 43 is started, the hydraulic cylinder 43 drives the bottom cutter 36 to ascend to cut the bottom of the cable 15, meanwhile, the first connecting rod 37 ascends, and under the connecting action of the two sets of sliding sleeves 40 and the tilting rod 42, the second connecting rod 38 is driven to descend, so that the cutter 36 at the top is synchronously driven to descend to cut the top of the cable 15, and the cable 15 is conveniently cut.
The invention discloses a special photovoltaic new energy cable and a compression-resistant detection device thereof, wherein when the special photovoltaic new energy cable works:
firstly, a cable 15 penetrates through a through hole in a side frame 9, an electromagnetic brake 26 on the side frame 9 is started, the electromagnetic brake 26 locks a rotating ring 16 on the side frame 9, then a second motor 27 is started, a gear 28 drives a toothed ring 18 to rotate along the axis of the gear 18, three sets of sliding strips 20 are driven to synchronously move towards the axis direction of the rotating ring 16 under the guiding action of a guide groove 19 and a sliding table 17 until three sets of waist drums 22 are tightly pressed on the outer wall of the cable 15, then three sets of first motors 23 are started, three sets of waist drums 22 synchronously rotate, the cable 15 is conveyed between a pressing block 11 and a pressing table 12, the pressure cylinder 10 is started, the pressure cylinder 10 drives the pressing block 11 to descend, a certain pressure is applied to the cable 15 by matching with the pressing table 12, and after a test is completed, the pressure cylinder 10 drives the pressing block 11 to ascend and be separated from the cable 15;
then, the second motor 27 is started again, the cable 15 is conveyed along the axial direction for a certain distance, the cable 15 part damaged by the test is moved to the downstream of the cutting machine 14, and the cutting machine 14 is started to cut the cable;
then, the electromagnetic brake 26 on the side frame 9 is powered off, the electromagnetic brake 26 on the toothed ring 18 is started, the rotating ring 16 can rotate relative to the side frame 9, the toothed ring 18 is locked on the rotating ring 16, at the moment, the second motor 27 is started, the gear 28 drives the toothed ring 18 and the rotating ring 16 to integrally rotate, so that the three groups of waist drums 22 clamp the cable 15 to rotate for a certain angle along the axis of the cable 15, the pressing block 11 is driven to descend again, and the pressing block 11 is enabled to perform pressure test on the cable again until the pressure test is completed at a plurality of angles of the cable.
According to the special photovoltaic new energy cable and the compression-resistant detection equipment thereof, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the special photovoltaic new energy cable and the compression-resistant detection equipment can be implemented as long as the beneficial effects of the special photovoltaic new energy cable are achieved.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several improvements and modifications can be made without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a special photovoltaic new forms of energy cable's resistance to compression check out test set which characterized in that includes:
the lifting device comprises a base (8), wherein two groups of side frames (9) are arranged on the base (8), a pressure cylinder (10) is installed between the two groups of side frames (9) in a lifting mode, a pressing block (11) is arranged at the output end of the pressure cylinder (10), a pressing table (12) is arranged on the base (8) corresponding to the pressing block (11), and a through hole for a cable (15) to penetrate through is arranged in the side frames (9) in a penetrating mode;
the wire feeding machine (13) is arranged on the upstream side frame (9) and used for driving a cable (15) to feed, and meanwhile, the driving cable (15) rotates along the axis of the wire feeding machine, and the cutting machine (14) is arranged on the downstream side frame (9) and used for cutting the cable (15);
wire feeder (13) are including rotating swivel (16) and the power unit of installing on side bearer (9), be provided with three sets of slip tables (17) on swivel (16), every group slip table (17) go up still slidable mounting have draw runner (20), fixed mounting has U type frame (21) on draw runner (20), rotate on U type frame (21) and install waist drum (22), still fixed mounting has first motor (23) of drive waist drum (22) rotation on U type frame (21), power unit installs on side bearer (9) and swivel (16) for drive three sets of draw runners (20) synchronous sliding;
the special photovoltaic new energy cable applicable to the compression-resistant detection equipment is formed by combining four strands of single-stranded wires (1), each group of single-stranded wires (1) sequentially comprises a wire core, an insulating layer and a shielding layer from inside to outside, the outer layers of the four groups of single-stranded wires (1) are sleeved with supporting bodies (2), the supporting bodies (2) are in a regular triangle shape, three partition ribs (3) are arranged inside the supporting bodies (2), the supporting bodies (2) are divided into four groups of triangular cavities by the three partition ribs (3), and the four strands of single-stranded wires (1) are respectively positioned in the four groups of triangular cavities; the outer layer of the support body (2) is provided with an armor layer (4), the outer layer of the armor layer (4) is provided with an outer sheath (6), and the triangular chamber and the armor layer (4) are filled with filling materials (5).
2. The special photovoltaic new energy cable anti-compression detection equipment as claimed in claim 1, wherein a plurality of groups of reinforcing ribs (7) are arranged between the armor layer (4) of the special photovoltaic new energy cable and three edges of the support body (2).
3. The special photovoltaic new energy cable compression resistance detection device as claimed in claim 1, wherein the power mechanism includes a toothed ring (18) rotatably mounted on the rotating ring (16) and a second motor (27) fixedly mounted on the side frame (9), three sets of guide grooves (19) are provided on the toothed ring (18), guide posts (24) are provided on the slide bar (20), the three sets of guide posts (24) are respectively slidably mounted in the three sets of guide grooves (19), a gear (28) is provided at an output end of the second motor (27), the gear (28) is engaged with the toothed ring (18), and electromagnetic brakes (26) are provided on the toothed ring (18) and the side frame (9).
4. The special photovoltaic new energy cable compression-resistant detection device as claimed in claim 1, wherein a shaft seat (29) is fixedly arranged on the side frame (9), the shaft seat (29) is coaxial with a through hole of the side frame (9), and the rotating ring (16) is rotatably mounted in the shaft seat (29).
5. The special photovoltaic new energy cable compression-resistant detection device as claimed in claim 3, wherein the electromagnetic brake (26) comprises a shell (31) and a brake shaft (33), an electromagnetic coil (32) is fixedly installed inside the shell (31), the brake shaft (33) penetrates through the shell (31) and extends into the shell (31), an iron plate (34) is arranged at the top of the brake shaft (33), and a spring (35) is sleeved on the brake shaft (33).
6. The special photovoltaic new energy cable compression-resistant detection device as claimed in claim 1, wherein the cutting machine (14) comprises two groups of cutters (36) symmetrically and slidably mounted on the side frame (9), and the two groups of cutters (36) are respectively located above and below the through hole.
7. The special photovoltaic new energy cable compression resistance detection device as claimed in claim 6, wherein one group of the cutters (36) are fixedly connected with a first connecting rod (37), the other group of the cutters (36) are fixedly connected with a second connecting rod (38), the first connecting rod (37) and the second connecting rod (38) are transversely and fixedly provided with a cross beam (39), the cross beam (39) is provided with a sliding sleeve (40) in a sliding manner, the side frame (9) is further fixedly provided with a fixed shaft (41), the fixed shaft (41) is provided with a tilting rod (42) in a rotating manner, two ends of the tilting rod (42) are respectively connected with the two groups of sliding sleeves (40) in a rotating manner, the side frame (9) is provided with a hydraulic cylinder (43) in a vertical fixed manner, and the hydraulic cylinder (43) is used for driving the bottom cutters (36) to lift.
CN202211116753.XA 2022-09-14 2022-09-14 Special photovoltaic new energy cable and resistance to compression check out test set thereof Active CN115188533B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5088395A (en) * 1987-07-24 1992-02-18 Paul Hellermann Gmbh Tool for tensioning and cutting off a tape loop placed about an object
CN213958641U (en) * 2021-01-25 2021-08-13 湖北南远电缆科技有限公司 Impact-resistant high-flame-retardant cable
CN113362998A (en) * 2021-06-18 2021-09-07 江苏华能电缆股份有限公司 High-sealing smooth load-bearing detection cable for digital oil field
CN214472280U (en) * 2021-03-16 2021-10-22 天津长信电梯配件有限公司 Lead wire support for cable detection

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5088395A (en) * 1987-07-24 1992-02-18 Paul Hellermann Gmbh Tool for tensioning and cutting off a tape loop placed about an object
CN213958641U (en) * 2021-01-25 2021-08-13 湖北南远电缆科技有限公司 Impact-resistant high-flame-retardant cable
CN214472280U (en) * 2021-03-16 2021-10-22 天津长信电梯配件有限公司 Lead wire support for cable detection
CN113362998A (en) * 2021-06-18 2021-09-07 江苏华能电缆股份有限公司 High-sealing smooth load-bearing detection cable for digital oil field

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