CN115275884B

CN115275884B - Special power transmission cable for new energy power generation and peeling device thereof

Info

Publication number: CN115275884B
Application number: CN202211181595.6A
Authority: CN
Inventors: 张国栋; 周莉; 高峰; 唐杰; 陆佳腾
Original assignee: Jiangsu Etern Co Ltd
Current assignee: Jiangsu Etern Co Ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2022-12-16
Anticipated expiration: 2042-09-27
Also published as: CN115275884A

Abstract

The invention relates to the technical field of transmission cables, in particular to a special transmission cable for new energy power generation and a stripping device thereof, which are convenient for stripping and wiring; the waterproof steel wire comprises a copper core, a plurality of groups of copper cores are stranded with each other, an inner sheath, an armor layer and an outer sheath are sequentially arranged outside the plurality of groups of copper cores, waterproof yarns are filled between the inner sheath and the plurality of groups of copper cores, at least four groups of concave grooves are formed in the outer wall of the armor layer, the cross sections of the concave grooves are triangular with outward openings, and embedded ribs are arranged at positions of the outer sheath corresponding to the concave grooves; wherein the device of skinning includes: the inner pipe is fixedly arranged in the equipment box, four groups of cutting grooves are formed in the inner pipe, and a three-jaw chuck is fixedly arranged at the input end of the equipment box; the mounting panel, the mounting panel slidable mounting is on the inner tube, slidable mounting has four sets of axial cutters on the mounting panel, still fixed mounting has the straight line feed mechanism who is used for driving the mounting panel to remove on the equipment box.

Description

Special power transmission cable for new energy power generation and peeling device thereof

Technical Field

The invention relates to the technical field of transmission cables, in particular to a special transmission cable for new energy power generation and a stripping device thereof.

Background

The special cable can resist high temperature, acid and alkali, and prevent termite, and the wire and cable used in the occasion of ship, plane, nuclear power station, etc., in order to adapt to the abominable environment, the special cable often needs to install very thick armor layer in the production process, in order to strengthen the ability that the special cable resists tension, resistance to compression, protection against rodents and suffering, therefore the special cable is too much thicker compared with ordinary cable armor layer;

in the process of laying a special cable, sometimes two sections of cables need to be connected, all protective layers except a copper core of the cable need to be stripped, most of the existing stripping devices are wire strippers or stripping knives, and the cable is difficult to strip due to the thick and hard armor layer of the cable.

Disclosure of Invention

In order to solve the technical problem, the invention provides a special power transmission cable convenient for stripping and wiring for new energy power generation and a stripping device thereof.

The invention discloses a special power transmission cable for new energy power generation, which comprises copper cores, wherein a plurality of groups of copper cores are stranded with each other, an inner sheath, an armor layer and an outer sheath are sequentially arranged outside the plurality of groups of copper cores, water-blocking yarns are filled between the inner sheath and the plurality of groups of copper cores, at least four groups of concave grooves are arranged on the outer wall of the armor layer, the cross sections of the concave grooves are triangular with outward openings, and embedded ridges are arranged at positions of the outer sheath corresponding to the concave grooves.

Preferably, the outer wall of the outer sheath is provided with positioning grooves corresponding to each group of the concave grooves.

Preferably, the method comprises the following steps:

the inner pipe is fixedly arranged in the equipment box, four groups of cutting grooves are formed in the inner pipe, and a three-jaw chuck is fixedly arranged at the input end of the equipment box;

the mounting plate is slidably mounted on the inner pipe, four groups of axial cutters are slidably mounted on the mounting plate, and a linear feeding mechanism for driving the mounting plate to move is fixedly mounted on the equipment box;

the radial cutters are symmetrically and slidably mounted on the equipment box by virtue of the second hydraulic rods, the cutting edges of the radial cutters are semicircular, the sliding directions of the two sets of radial cutters are along the radial direction of the inner tube, and the radial cutters are used for radially cutting the cable.

Preferably, the equipment box is transversely provided with an observation window, the equipment box is also provided with scale marks in a matching manner with the observation window, and the initial scales of the scale marks are flush with the cutter falling position of the radial cutter.

Preferably, the linear feeding mechanism comprises a screw rod and a screw nut, a driving groove is formed in the equipment box, a connecting seat is fixedly arranged on the mounting plate, the connecting seat is slidably mounted in the driving groove, the screw rod is rotatably mounted on the equipment box, the screw nut is sleeved on the screw rod in a threaded manner, and the screw nut is fixedly connected with the connecting seat.

Preferably, the fixed cover is equipped with synchronous pulley on the lead screw, fixed mounting has the motor on the equipment box, the motor output is also fixed the cover and is equipped with synchronous pulley, and is two sets of tensioning cover is equipped with the drive belt between the synchronous pulley.

Preferably, four groups of radial guide grooves are formed in the mounting plate, a sliding block is arranged in each radial guide groove in a sliding mode, and the axial cutter is fixedly mounted on the sliding block.

Preferably, the fixed central siphon that is provided with on the mounting panel, the carousel of installing is rotated on the central siphon, be provided with four groups of oblique guide slots on the carousel, four groups slider difference slidable mounting is in four groups of oblique guide slots simultaneously.

Preferably, be provided with the tooth on the carousel circumference outer wall, fixed mounting has the second guide rail on the mounting panel, slidable mounting has the second guide block on the second guide rail, fixed mounting has the rack on the second guide block, the rack is connected with the tooth meshing on the carousel circumference outer wall, still fixed mounting has first hydraulic stem on the mounting panel, the output and the second guide block fixed connection of first hydraulic stem.

Compared with the prior art, the invention has the beneficial effects that: by arranging the concave groove, the thickness of the armor layer at the concave groove is reduced, and compared with the method of directly cutting the complete thickness of the armor layer, the cutting method is more convenient and labor-saving; wherein the sunken groove sets up to the outside triangle-shaped of opening, when the cutting knife is fixing a position the cutting, need not the central point that accurate alignment sunken groove puts, even slightly squint makes the cutting knife can be used in the thinnest department of armor under triangular guide effect, is convenient for skin the cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure of the outer sheath;

FIG. 3 is an enlarged schematic view of the construction of the armor;

FIG. 4 is a schematic view of the debarking assembly;

FIG. 5 is a cross-sectional view of the structure of FIG. 4;

FIG. 6 is an enlarged schematic view of the structural connection of the equipment cabinet to the inner pipe or the like;

FIG. 7 is an enlarged schematic view of the structural attachment of the inner tube to a mounting plate or the like;

FIG. 8 is an enlarged schematic view of the structural connection of the axial cutters to the mounting plate;

FIG. 9 is an enlarged schematic view of the turntable separated from the mounting plate or the like;

FIG. 10 is an enlarged schematic view of the structure of the inner tube;

FIG. 11 is an enlarged view of the connection of the equipment box to the lead screw;

in the drawings, the reference numbers: 1. a copper core; 2. water-blocking yarn; 3. an inner sheath; 4. an armor layer; 5. an outer sheath; 6. a recessed groove; 7. embedding ridges; 8. positioning a groove; 9. an equipment box; 10. an inner tube; 11. cutting the groove; 12. an axial cutter; 13. a radial cutter; 14. mounting a plate; 15. a radial guide groove; 16. a slider; 17. a first guide rail; 18. a first guide block; 19. an axle tube; 20. a turntable; 21. an inclined guide groove; 22. a second guide rail; 23. a second guide block; 24. a rack; 25. a first hydraulic lever; 26. a drive slot; 27. a lead screw; 28. a lead screw nut; 29. a connecting seat; 30. a motor; 31. a synchronous pulley; 32. a transmission belt; 33. a three-jaw chuck; 34. a base; 35. an observation window; 36. scale marks; 37. a second hydraulic rod.

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 to 3, the special power transmission cable for new energy power generation of the present invention includes a copper core 1, a plurality of groups of copper cores 1 are twisted with each other, an inner sheath 3, an armor layer 4 and an outer sheath 5 are sequentially arranged outside the plurality of groups of copper cores 1, water-blocking yarns 2 are filled between the inner sheath 3 and the plurality of groups of copper cores 1, at least four groups of concave grooves 6 are arranged on the outer wall of the armor layer 4, the cross sections of the concave grooves 6 are triangular with outward openings, and the outer sheath 5 is provided with embedded ribs 7 corresponding to the positions of the concave grooves 6 in the extrusion molding process;

in the embodiment, in order to quickly locate the position of the recessed groove 6 on the armor layer 4, a positioning groove 8 is arranged on the outer wall of the outer sheath 5 corresponding to each group of recessed grooves 6; by arranging the concave groove 6, the thickness of the armor layer 4 at the concave groove 6 is reduced, and compared with the method of directly cutting the complete thickness of the armor layer 4, the method is more convenient and labor-saving; the concave groove 6 is a triangle with an outward opening, when the cutting knife is used for positioning and cutting, the central position of the concave groove 6 does not need to be accurately aligned, even if the cutting knife slightly deflects, the cutting knife can act on the thinnest part of the armor layer 4 under the guiding action of the triangle, and the cable can be conveniently peeled;

aiming at the special power transmission cable, a peeling device shown in fig. 4 to 11 is adopted for quick and automatic peeling, wherein the peeling device comprises:

the device comprises a device box 9, wherein an inner pipe 10 is fixedly arranged in the device box 9, four groups of cutting grooves 11 are circumferentially arrayed on the inner pipe 10 by taking the axis of the inner pipe as a shaft, and a three-jaw chuck 33 is fixedly arranged at the input end of the device box 9;

the mounting plate 14 is slidably mounted on the inner pipe 10, the traveling route of the mounting plate 14 is parallel to the axis of the inner pipe 10, four groups of axial cutters 12 are slidably mounted on the mounting plate 14, the sliding direction of the four groups of axial cutters 12 on the mounting plate 14 is along the radial direction of the inner pipe 10, and a linear feeding mechanism for driving the mounting plate 14 to move is fixedly mounted on the equipment box 9;

the radial cutters 13 are symmetrically and slidably mounted on the equipment box 9 by virtue of second hydraulic rods 37, the cutting edges of the radial cutters 13 are semicircular, the sliding directions of the two groups of radial cutters 13 are along the radial direction of the inner pipe 10, and the radial cutters 13 are used for radially cutting the cable;

in the embodiment, according to the fact that four groups of positioning grooves 8 on the outer wall of the outer sheath 5 are respectively aligned with four groups of axial cutters 12, the end of a cable is inserted into the inner pipe 10, the insertion depth is controlled according to a wiring standard, then the mounting plate 14 is controlled to move to the leftmost side, then the four groups of axial cutters 12 are driven to move inwards along the inner pipe 10 in the radial direction until all protective layers except the copper core 1 of the cable, namely the outer sheath 5, the armor layer 4, the inner sheath 3 and the water blocking yarns 2 are penetrated, and the four groups of axial cutters 12 penetrate through the armor layer 4 through four groups of concave grooves 6 on the armor layer 4 respectively, so that the armor layer 4 is penetrated conveniently; and then the mounting plate 14 is controlled to move rightwards, so that the four groups of axial cutters 12 respectively axially cut the cable protective layers along the four groups of positioning grooves 8 until the cable protective layers are completely cut to the end part of the cable, and then the two groups of radial cutters 13 are controlled to be relatively close to cut the cable protective layers which are cut into the four groups in the radial direction and separate the cable protective layers from the cable.

In the present embodiment, in order to facilitate observation and control of the insertion amount of the cable, as shown in fig. 4, an observation window 35 is transversely disposed on the equipment box 9, scale marks 36 are further disposed on the equipment box 9 in cooperation with the observation window 35, and the start scale of the scale mark 36 is flush with the cutting position of the radial cutter 13; in order to improve the stability of the connection structure of the equipment box 9 and the like, as shown in fig. 4 and 5, a base 34 is further arranged at the bottom of the equipment box 9; specifically, how to drive two groups of radial cutters 13 to approach relatively is how to drive four groups of second hydraulic rods 37 to symmetrically mount on the equipment box 9, as shown in fig. 5 and 6, the two groups of second hydraulic rods 37 on the same side are used for driving one group of radial cutters 13 to move, and the two groups of second hydraulic rods 37 on the same side are synchronously stretched; and in order to align the four groups of positioning grooves 8 with the four groups of axial cutters 12, the input end of the equipment box 9 is also provided with an identification arrow.

Further, as shown in fig. 6 to 8, a first guide rail 17 is fixedly arranged on the inner wall of the equipment box 9, the first guide rail 17 is parallel to the axis of the inner tube 10, a first guide block 18 is fixedly arranged on the mounting plate 14, and the first guide block 18 is slidably mounted on the first guide rail 17; with the above arrangement, the mounting plate 14 can be guided;

more specifically, how to drive the mounting plate 14 to move, as shown in fig. 5 and 11, a driving groove 26 is provided on the equipment box 9, a connecting seat 29 is fixedly provided on the mounting plate 14, the connecting seat 29 is slidably mounted in the driving groove 26, a lead screw 27 is further rotatably mounted on the equipment box 9, a lead screw nut 28 is screwed on the lead screw 27, and the lead screw nut 28 is fixedly connected with the connecting seat 29;

a synchronous belt pulley 31 is coaxially and fixedly sleeved on the screw 27, a motor 30 is fixedly installed on the equipment box 9, the synchronous belt pulley 31 is also fixedly sleeved at the output end of the motor 30, and a transmission belt 32 is tightly sleeved between the two groups of synchronous belt pulleys 31; meanwhile, in order to prevent the transmission of the synchronous pulley 31, the transmission belt 32 and the lead screw 27 from being blocked by external sundries, the transmission belt 32 is fixedly installed on the equipment box 9, and the transmission belt 32 covers the synchronous pulley 31, the transmission belt 32, the lead screw 27 and the like.

Specifically, how to drive four sets of axial cutters 12 to move synchronously on the mounting plate 14 along the radial direction is shown in fig. 8 and 9, four sets of radial guide grooves 15 are circumferentially arranged on the mounting plate 14, the four sets of radial guide grooves 15 are all along the radial direction of the inner tube 10, a sliding block 16 is slidably mounted in each set of radial guide groove 15, and the axial cutters 12 are fixedly mounted on the sliding block 16;

the mounting plate 14 is fixedly provided with a shaft tube 19, the shaft tube 19 is coaxial with the inner tube 10, the shaft tube 19 is rotatably provided with a turntable 20, the turntable 20 is provided with four groups of inclined guide grooves 21 in a circumferential array, and the four groups of sliding blocks 16 are simultaneously and respectively slidably mounted in the four groups of inclined guide grooves 21;

furthermore, teeth are arranged on the outer circumferential wall of the rotary table 20, a second guide rail 22 is longitudinally and fixedly mounted on the mounting plate 14, a second guide block 23 is slidably mounted on the second guide rail 22, a rack 24 is fixedly mounted on the second guide block 23, the rack 24 is meshed with the teeth on the outer circumferential wall of the rotary table 20, a first hydraulic rod 25 is longitudinally and fixedly mounted on the mounting plate 14, the output end of the first hydraulic rod 25 is fixedly connected with the second guide block 23, and the telescopic extension line of the first hydraulic rod 25 is parallel to the second guide rail 22;

in this embodiment, the first hydraulic rod 25 is driven to extend and retract, the rack 24 is driven to move under the guiding action of the second guide rail 22 and the second guide block 23, the rotating disc 20 is driven to rotate along the axis of the rotating disc 20 by utilizing the tooth meshing connection relationship between the rack 24 and the outer wall of the rotating disc 20, and the four sets of sliding blocks 16 are driven to synchronously move inwards or outwards under the cross guiding action of the inclined guide grooves 21 and the radial guide grooves 15, so that the synchronous movement of the four sets of axial cutters 12 is controlled conveniently.

The invention relates to a special power transmission cable for new energy power generation and a stripping device thereof, wherein in the working process:

firstly, respectively aligning four groups of positioning grooves 8 on the outer wall of an outer sheath 5 with four groups of axial cutters 12, inserting the end part of a cable into an inner pipe 10, controlling the inserting depth by using an observation window 35 and scale marks 36, clamping and fixing the cable by using a three-jaw chuck 33, then starting a motor 30, driving a lead screw 27 to rotate under the transmission action of a synchronous belt pulley 31 and a transmission belt 32, driving a lead screw nut 28 to drive a mounting plate 14 to move to the leftmost side under the guide action of a connecting seat 29 and a driving groove 26, driving a first hydraulic rod 25 to extend, driving a rack 24 to move under the guide action of a second guide rail 22 and a second guide block 23, driving a rotary table 20 to rotate along the axis of the rotary table by utilizing the meshing connection relationship of the rack 24 and teeth on the outer wall of the rotary table 20, and driving four groups of sliding blocks 16 to synchronously move inwards under the cross guide action of an inclined guide groove 21 and a radial guide groove 15 until all protective layers except a cable copper core 1 are penetrated;

and then, the motor 30 is controlled to rotate reversely, so that the mounting plate 14 is driven to move rightwards, the four groups of axial cutters 12 are enabled to axially cut the cable protection layers along the four groups of positioning grooves 8 respectively until the cable protection layers are completely cut to the end of the cable, and then the four groups of second hydraulic rods 37 are controlled to start and stop to drive the two groups of radial cutters 13 to relatively approach each other, so that the cable protection layers which are cut into four groups are radially cut, and are separated from the cable.

According to the special power transmission cable for new energy power generation and the stripping device thereof, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the special power transmission cable can be implemented as long as the beneficial effects of the special power transmission cable can be achieved.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a new forms of energy electricity generation is with special type transmission cable's device of skinning which characterized in that includes:

the device comprises an equipment box (9), wherein an inner pipe (10) is fixedly arranged in the equipment box (9), four groups of cutting grooves (11) are formed in the inner pipe (10), and a three-jaw chuck (33) is fixedly arranged at the input end of the equipment box (9);

the mounting plate (14) is slidably mounted on the inner pipe (10), four groups of axial cutters (12) are slidably mounted on the mounting plate (14), and a linear feeding mechanism for driving the mounting plate (14) to move is fixedly mounted on the equipment box (9);

the two groups of radial cutters (13) are symmetrically and slidably mounted on the equipment box (9) by virtue of second hydraulic rods (37), the cutting edges of the radial cutters (13) are semicircular, the sliding directions of the two groups of radial cutters (13) are along the radial direction of the inner pipe (10), and the radial cutters (13) are used for radially cutting the cable;

four groups of radial guide grooves (15) are formed in the mounting plate (14), a sliding block (16) is slidably mounted in each group of radial guide grooves (15), and the axial cutter (12) is fixedly mounted on the sliding block (16);

a shaft tube (19) is fixedly arranged on the mounting plate (14), a rotary table (20) is rotatably arranged on the shaft tube (19), four groups of inclined guide grooves (21) are formed in the rotary table (20), and the four groups of sliding blocks (16) are simultaneously and respectively slidably arranged in the four groups of inclined guide grooves (21);

the special power transmission cable applicable to the peeling device comprises copper cores (1), a plurality of groups of copper cores (1) are twisted with each other, an inner sheath (3), an armor layer (4) and an outer sheath (5) are sequentially arranged outside the plurality of groups of copper cores (1), water-blocking yarns (2) are filled between the inner sheath (3) and the plurality of groups of copper cores (1), at least four groups of concave grooves (6) are formed in the outer wall of the armor layer (4), the cross sections of the concave grooves (6) are triangular with outward openings, and embedded ribs (7) are arranged at positions, corresponding to the concave grooves (6), of the outer sheath (5); and the outer wall of the outer sheath (5) is provided with positioning grooves (8) corresponding to each group of the concave grooves (6).

2. The stripping device for the special power transmission cable for new energy power generation as claimed in claim 1, wherein an observation window (35) is transversely arranged on the equipment box (9), the equipment box (9) is further provided with scale marks (36) in cooperation with the observation window (35), and the starting scale of the scale marks (36) is flush with the falling position of the radial cutter (13).

3. The peeling device for the special power transmission cable for new energy power generation as claimed in claim 1, wherein the linear feeding mechanism comprises a lead screw (27) and a lead screw nut (28), a driving groove (26) is formed in the equipment box (9), a connecting seat (29) is fixedly arranged on the mounting plate (14), the connecting seat (29) is slidably mounted in the driving groove (26), the lead screw (27) is rotatably mounted on the equipment box (9), the lead screw nut (28) is sleeved on the lead screw (27), and the lead screw nut (28) is fixedly connected with the connecting seat (29).

4. The stripping device for the special transmission cable for new energy power generation as claimed in claim 3, characterized in that the lead screw (27) is fixedly sleeved with a synchronous pulley (31), the equipment box (9) is fixedly provided with a motor (30), the output end of the motor (30) is also fixedly sleeved with a synchronous pulley (31), and a transmission belt (32) is arranged between the two groups of synchronous pulleys (31) in a tensioning manner.

5. The device for peeling off a special power transmission cable for new energy power generation as claimed in claim 1, wherein teeth are arranged on the outer wall of the circumference of the rotary table (20), a second guide rail (22) is fixedly mounted on the mounting plate (14), a second guide block (23) is slidably mounted on the second guide rail (22), a rack (24) is fixedly mounted on the second guide block (23), the rack (24) is meshed with the teeth on the outer wall of the circumference of the rotary table (20), a first hydraulic rod (25) is further fixedly mounted on the mounting plate (14), and the output end of the first hydraulic rod (25) is fixedly connected with the second guide block (23).