CN209929001U - Waterproofing type middling pressure power cable - Google Patents
Waterproofing type middling pressure power cable Download PDFInfo
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- CN209929001U CN209929001U CN201921142100.2U CN201921142100U CN209929001U CN 209929001 U CN209929001 U CN 209929001U CN 201921142100 U CN201921142100 U CN 201921142100U CN 209929001 U CN209929001 U CN 209929001U
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- cable
- cable core
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- groove
- shaped rod
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- 238000004078 waterproofing Methods 0.000 title abstract description 5
- 238000009434 installation Methods 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims description 4
- 230000005012 migration Effects 0.000 description 7
- 238000013508 migration Methods 0.000 description 7
- 238000003466 welding Methods 0.000 description 4
- 229920003020 cross-linked polyethylene Polymers 0.000 description 3
- 239000004703 cross-linked polyethylene Substances 0.000 description 3
- 240000005572 Syzygium cordatum Species 0.000 description 2
- 235000006650 Syzygium cordatum Nutrition 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model belongs to the cable field, especially, waterproofing type middling pressure power cable to the inconvenient problem of current cable junction, the following scheme is proposed at present, and it includes first cable and second cable, be equipped with three first cable core and three second cable core in first cable and the second cable respectively, be equipped with internal shield layer, insulating layer, outer shielding layer and metallic shield layer on first cable core and the second cable core respectively, equal activity has cup jointed the adapter sleeve on first cable and the second cable, and one side fixed mounting that two adapter sleeves are close to each other has same connecting block, has seted up three installation cavity on the connecting block, has all seted up the mounting hole on the both sides inner wall of installation cavity. The utility model discloses simple structure through inject first cable core and second cable core in the connecting block, can make the serration plate push down first cable core and second cable core to make the connection labour saving and time saving of cable, improved the efficiency of cable junction work.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a waterproofing type middling pressure power cable.
Background
At present, medium-voltage power cables are mostly insulated by crosslinked polyethylene, and common crosslinked polyethylene insulated cables are damaged by mechanical stress or external force during laying and running or can cause external moisture to permeate into the cables when the cables run for a long time in a humid and watery environment.
Publication No. CN204117659U discloses an environment-friendly water tree-resistant water-blocking medium-voltage power cable, which has excellent radial and longitudinal water-blocking performance, in the water-blocking conductor, the water-tree resistant crosslinked polyethylene insulation, the water-blocking wrapping tape and the high-density polyethylene sheath, the problem that the common power cable is difficult to adapt to the laying environment with more moisture is solved, the influence and the harm caused by water or moisture entering the cable are solved, in the prior art, however, the connection between the cables is often performed by means of a connecting sleeve or a hinge, this requires the use of tools, labor intensive work, time and labor intensive work, therefore, the connection efficiency of the cable is reduced, and if the connecting sleeve is used and is pressed by the hydraulic clamp, the connecting sleeve cannot be recycled and can only be used as a waste, resources are wasted, and an improved space exists.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the inconvenient shortcoming of cable junction among the prior art, and the waterproofing type middling pressure power cable who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a water-blocking medium-voltage power cable comprises a first cable and a second cable, wherein three first cable cores and three second cable cores are respectively arranged in the first cable and the second cable, an inner shielding layer, an insulating layer, an outer shielding layer and a metal shielding layer are respectively arranged on the first cable core and the second cable core, connecting sleeves are movably sleeved on the first cable and the second cable, one side, close to each other, of the two connecting sleeves is fixedly provided with a same connecting block, three mounting cavities are formed in the connecting block, mounting holes are formed in the inner walls of the two sides of each mounting cavity, one end, close to each other, of each first cable core and one end, close to each other, of each second cable core respectively penetrate through the two mounting holes, one side of each first cable core is in contact with one side of the second cable core, and the first cable core and the second cable cores can be pressed by a serrated plate through inserting the first cable core and the second cable cores into the connecting blocks, thereby making the connection of the cable time-saving and labor-saving.
Preferably, a T-shaped rod is movably mounted on the inner wall of one side of the mounting cavity, one end of the second cable core is in contact with one side of the T-shaped rod, a rotating groove is formed in the inner wall of one side of the mounting cavity, a rotating shaft is movably mounted in the rotating groove, a gear disc is fixedly mounted at one end of the rotating shaft, a rack is fixedly mounted at one side of the T-shaped rod and is meshed with the gear disc, a rotating shaft is fixedly mounted on the inner wall of one side of the mounting cavity, a rotating rod is movably sleeved on the rotating shaft, a push rod is rotatably mounted at one side of the rotating rod, a push plate is rotatably mounted at one side of the push rod, two connecting rods are rotatably mounted at one side of the push plate, an L-shaped rod and an ejector rod are respectively rotatably mounted at one end of the L-shaped rod, a serrated plate is fixedly mounted at one side of the serrated, thereby make the one end that first cable core and second cable core are close to each other inject two mounting holes respectively, the second cable core is pushing away T type pole and is removing, the one end of T type pole is along spout horizontal migration, T type pole passes through the rack and drives the gear plate rotation, the gear plate drives the dwang rotation through the sliding shaft, the dwang rotation is pushing away the push pedal through the push rod and is removing, the push pedal removes and drives L type pole and ejector pin through two connecting rods and keep away from each other, thereby make L type pole pass through the serration plate with the firm pressure of second cable core on one side of first cable core.
Preferably, a slide hole is formed in one side of the rotating rod, a slide shaft is movably mounted in the slide hole, one end of the slide shaft is fixedly mounted on one side of a gear disc, the gear disc drives the rotating rod to rotate through the slide shaft, and meanwhile, the slide shaft moves in the slide hole.
Preferably, a sliding groove and a sliding groove are formed in one side of the mounting cavity, one end of the T-shaped rod is slidably mounted in the sliding groove, one side of the push plate is slidably mounted in the sliding groove, a limiting groove is formed in the inner wall of the other side of the mounting cavity, one end of the L-shaped rod is slidably mounted in the limiting groove, one end of the T-shaped rod horizontally moves along the sliding groove, one side of the push plate horizontally moves along the sliding groove, and one end of the L-shaped rod vertically moves along the limiting groove.
Preferably, the elliptical hole has been seted up on the one side inner wall of installation cavity, the one end of ejector pin runs through the elliptical hole and rotates and install the ellipse piece, one side of ellipse piece contacts with one side of connecting block, one side of ellipse piece is seted up flutedly, the circular slot has been seted up to the annular on the inner wall of recess, movable mounting has the circle piece in the circular slot, the one end fixed mounting of ejector pin is on one side of circle piece, the ejector pin is outside the ejecting elliptical hole of ellipse piece, rotatory ellipse piece makes it perpendicular with the elliptical hole this moment, can make ellipse piece card on one side of connecting block, can accomplish the connection of first cable and second cable.
In the utility model, the connecting sleeve and the connecting block can be repeatedly used due to the arrangement of the connecting sleeve and the connecting block, thereby saving social resources;
in the utility model, due to the arrangement of the elliptical block and the serrated plate, when the second cable core and the first cable core are tightly pressed by the serrated plate, the elliptical block is rotated to be perpendicular to the elliptical hole, so that the position of the serrated plate is fixed, and the cable is more convenient to connect;
the utility model discloses simple structure through inject first cable core and second cable core in the connecting block, can make the serration plate push down first cable core and second cable core to make the connection labour saving and time saving of cable, improved the efficiency of cable junction work.
Drawings
Fig. 1 is a schematic cross-sectional structure view of a first cable of a water-blocking medium-voltage power cable according to the present invention;
fig. 2 is a schematic structural view of the connection between the first cable and the connection block of the water-blocking medium-voltage power cable of the present invention;
fig. 3 is a schematic structural view of the connection between the first cable and the second cable of the water-blocking type medium-voltage power cable and the connection block according to the present invention;
fig. 4 is a schematic structural diagram of a portion a in fig. 3 of a water-blocking medium voltage power cable according to the present invention.
In the figure: the cable comprises a first cable 1, a first cable core 2, a connecting sleeve 3, a connecting block 4, a mounting cavity 5, a mounting hole 6, a second cable 7, a second cable core 8, a 9T-shaped rod, a gear disc 10, a rotating shaft 11, a rotating rod 12, a push rod 13, a push plate 14, a connecting rod 15, a rod 16L, a serrated plate 17, an ejector rod 18, an elliptical hole 19 and an elliptical block 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
Referring to fig. 1-4, a water-blocking medium voltage power cable comprises a first cable 1 and a second cable 7, wherein three first cable cores 2 and three second cable cores 8 are respectively arranged in the first cable 1 and the second cable 7, an inner shielding layer, an insulating layer, an outer shielding layer and a metal shielding layer are respectively arranged on the first cable core 2 and the second cable core 8, connecting sleeves 3 are movably sleeved on the first cable 1 and the second cable 7, one side of each connecting sleeve 3 close to each other is fixedly provided with a same connecting block 4, three mounting cavities 5 are arranged on the connecting blocks 4, mounting holes 6 are respectively arranged on the inner walls of the two sides of the mounting cavities 5, one end of each first cable core 2 close to each other and one end of each second cable core 8 close to each other penetrate through the two mounting holes 6, one side of the first cable core 2 is in contact with one side of the second cable core 8, and the first cable core 2 and the second cable core 8 are inserted into the connecting blocks 4, the serration plate 17 can be made to press the first cable core 2 and the second cable core 8, so that the connection of the cables is time-saving and labor-saving.
In the utility model, a T-shaped rod 9 is movably arranged on the inner wall of one side of an installation cavity 5, one end of a second cable core 8 is contacted with one side of the T-shaped rod 9, a rotary groove is arranged on the inner wall of one side of the installation cavity 5, a rotary shaft is movably arranged in the rotary groove, a gear disc 10 is fixedly arranged at one end of the rotary shaft, a rack is fixedly arranged at one side of the T-shaped rod 9 and is meshed with the gear disc 10, a rotary shaft 11 is fixedly arranged on the inner wall of one side of the installation cavity 5, a rotary rod 12 is movably sleeved on the rotary shaft 11, a push rod 13 is rotatably arranged at one side of the rotary rod 12, a push plate 14 is rotatably arranged at one side of the push plate 13, two connecting rods 15 are rotatably arranged at one side of the push plate 14, an L-shaped rod 16 and a push rod 18 are respectively rotatably arranged at one side of the two connecting rods 15, a, at this moment, the first cable 1 and the second cable 7 are respectively inserted into the two connecting sleeves 3, so that one ends, close to each other, of the first cable core 2 and the second cable core 8 are respectively inserted into the two mounting holes 6, the second cable core 8 pushes the T-shaped rod 9 to move, one end of the T-shaped rod 9 horizontally moves along the sliding groove, the T-shaped rod 9 drives the gear disc 8 to rotate through the rack, the gear disc 9 drives the rotating rod 12 to rotate through the sliding shaft, the rotating rod 12 rotates and pushes the push plate 14 to move through the push rod 13, the push plate 14 moves and drives the L-shaped rod 16 and the ejector rod 18 to be away from each other through the two connecting rods 15, and therefore the L-shaped rod 16 firmly presses the second cable core 8 on one side of the first cable core 2 through the sawtooth plate 17.
The utility model discloses in, the slide opening has been seted up to one side of dwang 12, and movable mounting has the slide shaft in the slide opening, and the one end fixed mounting of slide shaft is on one side of toothed disc 10, and toothed disc 9 drives dwang 12 through the slide shaft and rotates, and the slide shaft removes in the slide opening simultaneously.
The utility model discloses in, the spout has been seted up to one side of installation cavity 5 and the groove of sliding, and the one end slidable mounting of T type pole 9 is in the spout, and one side slidable mounting of push pedal 14 is in sliding the inslot, has seted up the spacing groove on the opposite side inner wall of installation cavity 5, and the one end slidable mounting of L type pole 16 is at the spacing inslot, and T type pole 9's one end is along spout horizontal migration, and one side of push pedal 14 is along sliding groove horizontal migration, and L type pole 16's one end is along the spacing groove vertical migration.
The utility model discloses in, elliptical hole 19 has been seted up on one side inner wall of installation cavity 5, 18 one end of ejector pin runs through elliptical hole 19 and rotates and install oval piece 20, one side of oval piece 20 contacts with one side of connecting block 4, one side of oval piece 20 is seted up flutedly, the circular slot has been seted up to the annular on the inner wall of recess, circular slot internal movable mounting has the circle piece, 18 one end fixed mounting of ejector pin is on one side of circle piece, ejector pin 18 is outside 20 ejecting elliptical hole 19 of oval piece, rotatory oval piece 20 makes it perpendicular with elliptical hole 19 this moment, can make oval piece 20 card on one side of connecting block 4, can accomplish first cable 1 and second cable 7's connection.
Example 2
Referring to fig. 1-4, a water-blocking medium voltage power cable comprises a first cable 1 and a second cable 7, wherein three first cable cores 2 and three second cable cores 8 are respectively arranged in the first cable 1 and the second cable 7, an inner shielding layer, an insulating layer, an outer shielding layer and a metal shielding layer are respectively arranged on the first cable core 2 and the second cable core 8, connecting sleeves 3 are movably sleeved on the first cable 1 and the second cable 7, one side, close to each other, of the two connecting sleeves 3 is fixedly provided with a same connecting block 4 through welding, three mounting cavities 5 are arranged on the connecting block 4, mounting holes 6 are respectively arranged on the inner walls of the two sides of the mounting cavities 5, one end, close to each other, of one first cable core 2 and one end, close to each other, of the second cable core 8 penetrates through the two mounting holes 6, one side of the first cable core 2 is in contact with one side of the second cable core 8, and the first cable core 2 and the second cable core 8 are inserted into the connecting block 4, the serration plate 17 can be made to press the first cable core 2 and the second cable core 8, so that the connection of the cables is time-saving and labor-saving.
In the utility model, a T-shaped rod 9 is movably arranged on the inner wall of one side of an installation cavity 5, one end of a second cable core 8 is contacted with one side of the T-shaped rod 9, a rotary groove is arranged on the inner wall of one side of the installation cavity 5, a rotary shaft is movably arranged in the rotary groove, a gear disc 10 is fixedly arranged at one end of the rotary shaft by welding, a rack is fixedly arranged at one side of the T-shaped rod 9 by welding and is meshed with the gear disc 10, a rotary shaft 11 is fixedly arranged on the inner wall of one side of the installation cavity 5 by welding, a rotary rod 12 is movably sleeved on the rotary shaft 11, a push rod 13 is rotatably arranged at one side of the rotary rod 12, a push plate 14 is rotatably arranged at one side of the push plate 13, two connecting rods 15 are rotatably arranged at one side of the push plate 14, an L-shaped rod 16 and a push rod 18 are respectively rotatably arranged at one side of the two connecting rods 15, a serrated plate, at this moment, the first cable 1 and the second cable 7 are respectively inserted into the two connecting sleeves 3, so that one ends, close to each other, of the first cable core 2 and the second cable core 8 are respectively inserted into the two mounting holes 6, the second cable core 8 pushes the T-shaped rod 9 to move, one end of the T-shaped rod 9 horizontally moves along the sliding groove, the T-shaped rod 9 drives the gear disc 8 to rotate through the rack, the gear disc 9 drives the rotating rod 12 to rotate through the sliding shaft, the rotating rod 12 rotates and pushes the push plate 14 to move through the push rod 13, the push plate 14 moves and drives the L-shaped rod 16 and the ejector rod 18 to be away from each other through the two connecting rods 15, and therefore the L-shaped rod 16 firmly presses the second cable core 8 on one side of the first cable core 2 through the sawtooth plate 17.
The utility model discloses in, the slide opening has been seted up to one side of dwang 12, and movable mounting has the slide shaft in the slide opening, and welded fastening installs on one side of toothed disc 10 is passed through to the one end of slide shaft, and toothed disc 9 passes through the slide shaft and drives dwang 12 and rotate, and the slide shaft removes in the slide opening simultaneously.
The utility model discloses in, the spout has been seted up to one side of installation cavity 5 and the groove of sliding, and the one end slidable mounting of T type pole 9 is in the spout, and one side slidable mounting of push pedal 14 is in sliding the inslot, has seted up the spacing groove on the opposite side inner wall of installation cavity 5, and the one end slidable mounting of L type pole 16 is at the spacing inslot, and T type pole 9's one end is along spout horizontal migration, and one side of push pedal 14 is along sliding groove horizontal migration, and L type pole 16's one end is along the spacing groove vertical migration.
The utility model discloses in, elliptical hole 19 has been seted up on one side inner wall of installation cavity 5, 18 one end of ejector pin runs through elliptical hole 19 and rotates and install oval piece 20, one side of oval piece 20 contacts with one side of connecting block 4, one side of oval piece 20 is seted up flutedly, the circular slot has been seted up to the annular on the inner wall of recess, circular slot internal movable mounting has the circle piece, welded fastening installs on one side of circle piece is passed through to 18 one end of ejector pin, ejector pin 18 is outside 20 ejecting elliptical hole 19 of oval piece, rotatory oval piece 20 makes it perpendicular with elliptical hole 19 this moment, can make oval piece 20 card on one side of connecting block 4, can accomplish first cable 1 and second cable 7's connection.
In the utility model, when connecting, the first cable core 2 and the second cable core 8 in the first cable 1 and the second cable 7 are peeled, at this time, the first cable 1 and the second cable 7 are respectively inserted into the two connecting sleeves 3, so that the mutually adjacent ends of the first cable core 2 and the second cable core 8 are respectively inserted into the two mounting holes 6, the second cable core 8 pushes the T-shaped rod 9 to move, one end of the T-shaped rod 9 horizontally moves along the chute, the T-shaped rod 9 drives the gear disc 8 to rotate through the rack, the gear disc 9 drives the rotating rod 12 to rotate through the sliding shaft, the rotating rod 12 rotates and pushes the push plate 14 to move through the push rod 13, the push plate 14 moves and drives the L-shaped rod 16 and the ejector rod 18 to mutually move through the two connecting rods 15, so that the L-shaped rod 16 firmly presses the second cable core 8 on one side of the first cable core 2 through the serrated plate 17, the ejector rod 18 ejects the oval block 20 out of the oval hole 19, at this time, the elliptical block 20 is rotated to be perpendicular to the elliptical hole 19, so that the elliptical block 20 is clamped on one side of the connecting block 4, and the connection between the first cable 1 and the second cable 7 is completed.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A water-blocking medium-voltage power cable comprises a first cable (1) and a second cable (7), wherein three first cable cores (2) and three second cable cores (8) are respectively arranged in the first cable (1) and the second cable (7), an inner shielding layer, an insulating layer, an outer shielding layer and a metal shielding layer are respectively arranged on the first cable core (2) and the second cable core (8), the water-blocking medium-voltage power cable is characterized in that the first cable (1) and the second cable (7) are movably sleeved with connecting sleeves (3), one side, close to each other, of each of the two connecting sleeves (3) is fixedly provided with the same connecting block (4), the connecting block (4) is provided with three mounting cavities (5), the inner walls on the two sides of each mounting cavity (5) are respectively provided with a mounting hole (6), one end, close to each other, of each of the first cable core (2) and the second cable core (8) penetrates through the two mounting holes (6), one side of the first cable core (2) is in contact with one side of the second cable core (8).
2. The water-blocking type medium-voltage power cable is characterized in that a T-shaped rod (9) is movably mounted on the inner wall of one side of the mounting cavity (5), one end of the second cable core (8) is in contact with one side of the T-shaped rod (9), a rotating groove is formed in the inner wall of one side of the mounting cavity (5), a rotating shaft is movably mounted in the rotating groove, a gear disc (10) is fixedly mounted at one end of the rotating shaft, a rack is fixedly mounted on one side of the T-shaped rod (9) and is meshed with the gear disc (10), a rotating shaft (11) is fixedly mounted on the inner wall of one side of the mounting cavity (5), a rotating rod (12) is movably sleeved on the rotating shaft (11), a push rod (13) is rotatably mounted on one side of the rotating rod (12), a push plate (14) is rotatably mounted on one side of the push rod (13), two connecting rods (15) are rotatably mounted, one side of each of the two connecting rods (15) is rotatably provided with an L-shaped rod (16) and an ejector rod (18), one end of each L-shaped rod (16) is fixedly provided with a serrated plate (17), and one side of each serrated plate (17) is in contact with one side of the second cable core (8).
3. A water-blocking type medium voltage power cable as claimed in claim 2, wherein a slide hole is opened at one side of the rotating lever (12), a slide shaft is movably installed in the slide hole, and one end of the slide shaft is fixedly installed at one side of the gear plate (10).
4. The water-blocking type medium-voltage power cable as claimed in claim 1, wherein one side of the installation cavity (5) is provided with a sliding groove and a sliding groove, one end of the T-shaped rod (9) is slidably arranged in the sliding groove, one side of the push plate (14) is slidably arranged in the sliding groove, the other side of the installation cavity (5) is provided with a limiting groove, and one end of the L-shaped rod (16) is slidably arranged in the limiting groove.
5. The water-blocking type medium-voltage power cable as claimed in claim 1, wherein an elliptical hole (19) is formed in an inner wall of one side of the installation cavity (5), one end of the ejector rod (18) penetrates through the elliptical hole (19) and is rotatably provided with an elliptical block (20), one side of the elliptical block (20) is in contact with one side of the connecting block (4), one side of the elliptical block (20) is provided with a groove, a circular groove is formed in the inner wall of the groove in an annular manner, a circular block is movably arranged in the circular groove, and one end of the ejector rod (18) is fixedly arranged on one side of the circular block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921142100.2U CN209929001U (en) | 2019-07-19 | 2019-07-19 | Waterproofing type middling pressure power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921142100.2U CN209929001U (en) | 2019-07-19 | 2019-07-19 | Waterproofing type middling pressure power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209929001U true CN209929001U (en) | 2020-01-10 |
Family
ID=69093958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921142100.2U Active CN209929001U (en) | 2019-07-19 | 2019-07-19 | Waterproofing type middling pressure power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209929001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114421235A (en) * | 2022-03-28 | 2022-04-29 | 武汉中科海讯电子科技有限公司 | Automatic butt joint and release device for towing cables |
-
2019
- 2019-07-19 CN CN201921142100.2U patent/CN209929001U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114421235A (en) * | 2022-03-28 | 2022-04-29 | 武汉中科海讯电子科技有限公司 | Automatic butt joint and release device for towing cables |
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