CN114068100B - Crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable wire supporting device - Google Patents
Crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable wire supporting device Download PDFInfo
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- CN114068100B CN114068100B CN202111630942.4A CN202111630942A CN114068100B CN 114068100 B CN114068100 B CN 114068100B CN 202111630942 A CN202111630942 A CN 202111630942A CN 114068100 B CN114068100 B CN 114068100B
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- cable
- box body
- rod
- sliding
- crosslinked polyethylene
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Installation Of Indoor Wiring (AREA)
- Insulated Conductors (AREA)
Abstract
The utility model discloses a crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable supporting device, which relates to the technical field of cable production and comprises a first box body and a second box body, wherein the top of the second box body is movably connected with the bottom of the first box body through a bearing, the top plates on a U-shaped groove are opened by rotating locking blocks on the top plates on two sides of the first box body, then the whole polyethylene insulation cable material is placed between two arc-shaped sliding plates, in the cable dragging process, a buffer protection effect on the cable in moving is achieved through a first spring on a pull rod, the cable is prevented from sliding from a U-shaped groove, meanwhile, the whole movable rod, the slide rod and the rotary rod form a plurality of triangular shapes with the first box body, so that the stability of the whole device is higher in the cable supporting process, and the first box body and the second box body are movably arranged, so that the buffer effect can be well achieved when the cable is turned.
Description
Technical Field
The utility model relates to the technical field of cable production, in particular to a crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable supporting device.
Background
The cable is a rope-like cable formed by twisting several or groups of wires, wherein each group of wires are mutually insulated and are often twisted around a center, the whole outer surface of the cable is covered with a high-insulation coating, and the cable has the characteristics of inner power supply and outer insulation;
in the cable processing process, as mentioned in the patent of the application number 2020230011951, the distance from one process to the next is longer, and the cable is heavier, so that the cable is larger in bending down range in production and even is sometimes dragged to the bottom surface to be scratched, and meanwhile, the load of a traction device is increased;
therefore, we propose a crosslinked polyethylene insulation low smoke zero halogen environment-friendly power cable supporting device.
Disclosure of Invention
The utility model aims at: the top plate on the U-shaped groove is opened through the locking piece on the rotating top plate, the whole polyethylene insulated cable material is put into between the two arc-shaped sliding plates, the buffer protection effect on the cable moving is achieved through the first spring on the pull rod in the cable dragging process, the cable is prevented from sliding down from the U-shaped groove, the problem that the cable easily falls off in the dragging process on the device is solved, the device is respectively supported by the second electric push rod telescopic adjusting supporting block and the roller, and the problem that the device is difficult to move is solved when the flexibility of the whole device is high.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a crosslinked polyethylene insulating low smoke and zero halogen environment-friendly power cable holds in palm line device, includes first box and second box, the top of second box passes through the bottom swing joint of bearing and first box, the both sides of first box are connected with the bull stick through the bearing symmetry rotation, and are located the other end of bull stick and rotate through the bearing and be connected with fixed slide mechanism;
the fixed sliding mechanism comprises a U-shaped groove, a top plate, a pull rod, an arc-shaped sliding plate, a first spring and a second ball, wherein the top plate is connected to one side of the top of the U-shaped groove through a bearing in a rotating mode, the pull rod is symmetrically installed on two sides of the U-shaped groove, one end of the pull rod penetrates through one side of the U-shaped groove and is fixedly provided with the arc-shaped sliding plate through spot welding, the opposite surface of the arc-shaped sliding plate and the U-shaped groove is sleeved with the first spring, the pull rod is in sliding connection with the U-shaped groove, and the second ball is evenly and symmetrically installed on the inner wall of the bottom of the U-shaped groove.
Further, fixed slide mechanism still includes locking piece, draw-in groove, fixture block, fixed slot and second spring, the locking piece is installed to one side of the top of roof, the draw-in groove has been seted up to one side symmetry in U type groove, the roof is run through to the one end of locking piece, and is located the bottom symmetry of locking piece and seted up the fixed slot, install the second spring in the fixed slot, the bottom of locking piece just is located the fixed slot sliding connection has the fixture block, the one end of fixture block is located the fixed slot and is fixed mutually with the one end of second spring through spot welding.
Further, two the polyethylene insulated cable is installed to the opposite face of arc slide, polyethylene insulated cable includes low smoke and zero halogen fire-retardant polyolefin sheath, galvanized steel tape armor, the cable polyvinyl chloride area around package inner liner, crosslinked polyethylene is insulating, copper conductor and dustless rock wool rope are filled, the outside cover of copper conductor is equipped with crosslinked polyethylene and is insulating, and is located crosslinked polyethylene insulating outside cover and be equipped with the cable polyvinyl chloride area around package inner liner, the cable polyvinyl chloride area around package inner liner is installed dustless rock wool rope with crosslinked polyethylene insulating opposite face and is filled, the cable polyvinyl chloride area around the outside cover of package inner liner is equipped with galvanized steel tape armor, and the outside cover that is located galvanized steel tape armor is equipped with the fire-retardant polyolefin sheath of low smoke and zero halogen.
Further, a first electric push rod is fixed in the first box body through a bolt, one end of the first electric push rod is symmetrically and rotationally connected with a movable rod, one end of the movable rod is rotationally connected with one side of the U-shaped groove through a bearing, two opposite faces of the U-shaped groove are symmetrically provided with sliding rods, and two opposite faces of the sliding rods are uniformly provided with first balls.
Further, be connected with the second electric putter through bearing symmetry rotation in the second box, and be located second electric putter one end and be fixed with the connecting block through the spot welding, the both sides of connecting block are connected with the head rod through bearing symmetry rotation, one side rotation of connecting block is connected with the second connecting rod, the bottom of connecting block is fixed with the supporting shoe through the spot welding.
Further, the fixing base is symmetrically installed in the second box body, the sliding groove is formed in the top of the fixing base, the abutting blocks are connected in a sliding mode in the sliding groove, the rotating blocks are symmetrically fixed on two sides of the second box body through spot welding, the idler wheels are rotatably connected to one sides of the rotating blocks, one sides of the abutting blocks are rotatably connected with one ends of the second connecting rods through bearings, two sides of the fixing base are rotatably connected with one ends of the first connecting rods through bearings, and the other ends of the abutting blocks are rotatably connected with one sides of the idler wheels through bearings.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the top plate on the U-shaped groove is opened by rotating the locking piece on the top plate, then the whole polyethylene insulated cable material is placed between the two arc-shaped sliding plates, in the process of dragging the cable, the first spring on the pull rod plays a role in buffering and protecting the cable when moving, and the cable is prevented from sliding from the U-shaped groove, meanwhile, the whole movable rod, the sliding rod and the rotating rod form a plurality of triangular shapes with the first box body, so that the stability of the whole device is higher in the cable supporting process, and the first box body and the second box body are movably arranged, so that the buffer effect can be well achieved when the cable is turned;
2. according to the utility model, the second electric push rod pushes the connecting block and the supporting block on the connecting block to support and fix the whole device, and meanwhile, the second connecting rod located on the connecting block pushes the supporting block to push the rollers on the second box body away, so that the rollers can support the two sides of the whole device, the stability of the whole device is better, and when the second electric push rod contracts, the supporting block drives the rollers on the rotating block to rotate inwards and support the whole device, so that the whole device can roll freely on the ground, and the flexibility of the whole device is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a cable supporting device for power cable production of the present utility model;
FIG. 2 is a schematic cross-sectional view of a second case of the present utility model;
FIG. 3 is a schematic top view of the connection between the connecting block and the fixing base component of the present utility model;
FIG. 4 is a schematic top view of the slide bar of the present utility model;
FIG. 5 is a schematic view of the connection structure of the whole parts of the fixed sliding mechanism of the present utility model;
FIG. 6 is an enlarged schematic view of the structure at A of the present utility model;
FIG. 7 is a schematic cross-sectional view of a lock block of the present utility model;
fig. 8 is a cross-sectional view of a polyethylene insulated cable according to the present utility model.
In the figure: 1. a first case; 2. a second case; 3. a rotating rod; 4. a first electric push rod; 5. a movable rod; 6. a slide bar; 7. a fixed sliding mechanism; 701. a U-shaped groove; 702. a top plate; 703. a pull rod; 704. an arc-shaped sliding plate; 705. a first spring; 706. a second ball; 707. a locking piece; 708. a clamping groove; 709. a clamping block; 710. a fixing groove; 711. a second spring; 8. a second electric push rod; 9. a connecting block; 10. a first connecting rod; 11. a second connecting rod; 12. a support block; 13. a fixing seat; 14. a rotating block; 15. a roller; 16. a chute; 17. abutting blocks; 18. a first ball; 19. a polyethylene insulated cable; 191. a low smoke zero halogen flame retardant polyolefin sheath; 192. zinc-plated steel strip armoring; 193. wrapping the inner liner with a cable-forming polyvinyl chloride tape; 194. insulating crosslinked polyethylene; 195. a copper conductor; 196. and filling the dust-free rock wool ropes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-8, the present utility model provides a technical solution:
example 1:
as shown in fig. 1-8, the working contents of the crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable supporting device are as follows: cable placement and adjustment, device position adjustment and placement, and cable construction;
the cable is bent downwards in production and is sometimes dragged to the bottom surface to be scratched, at the moment, the whole cable production line supporting device is moved to the middle position of the linear cable, at the moment, the second electric push rod 8 is contracted, the connecting block 9 drives the supporting block 12 to enter the second box body 2, meanwhile, the roller 15 on the rotating block 14 on one side of the second box body 2 plays a role in supporting the whole device, when the second electric push rod 8 is contracted, the first connecting rod 10 and the second connecting rod 11 connected with one side of the connecting block 9 rotate and lift along with one end of the second electric push rod 8, at the moment, the abutting block 17 connected with one end of the second connecting rod 11 moves in the sliding groove 16 on the fixed seat 13, and at the moment, the abutting block 17 moves to drive the roller 15 to rotate inwards, the roller 15 slowly contacts the ground and props up the whole device, and at the moment, staff can freely move the whole device;
when the device moves to a proper position, the second electric push rod 8 is started, the second electric push rod 8 which stretches out pushes the supporting block 17 in the sliding groove 16, the supporting block 17 pushes the roller 15 outwards, the supporting block 12 positioned at the bottom of the connecting block 9 plays a role in supporting the whole device, and meanwhile the obliquely-arranged roller 15 plays a supporting role on two sides of the whole device, so that the stability of the whole device is higher, and a cable is put into the device for supporting.
Example 2:
as shown in fig. 1, fig. 4 and fig. 5, the cable in the middle position is put on the device, the specific operation is as follows, firstly, the height of the whole device is adjusted to enable the height of the whole device to be flush with the whole height of the cable, the whole device is prevented from being higher, the acting force of the cable in the vertical position is larger, the whole device is easy to damage due to larger bearing pressure of the whole device, when the first electric push rod 4 in the first box body 1 is contracted, the angle between the two movable rods 5 is driven to be smaller, at the moment, the movable rods 5 drive the rotating rod 3 to rotate upwards, meanwhile, the sliding rods 6 connected with the rotating rod 3 are contracted inwards, as shown in fig. 4, the two sliding rods 6 are in sliding connection, and in order to reduce the sliding friction force between the sliding rods 6, a first ball 18 is arranged between the two sliding rods 6, so that the whole sliding rod 6 moves more smoothly;
as shown in fig. 5, at this time, the cable is fixed in the U-shaped groove 701 on the fixed sliding mechanism 7, the locking piece 707 on the top plate 702 is rotated first, after the locking piece 707 rotates, as shown in fig. 7, a fixed groove 710 is formed at the bottom of the locking piece 707, a second spring 711 is installed in the fixed groove 710, the second spring 711 is connected with the clamping block 709, because the clamping block 709 extends out at the bottom of the locking piece 707 under the pushing action of the second spring 711 and is clamped in the clamping groove 708 on the U-shaped groove 701, when the locking piece 707 rotates, the special inclined structure of the clamping block 709 contacts with the inner wall of the clamping groove 708, and then the clamping block 709 falls off from the clamping groove 708, at this time, the whole top plate 702 can be opened;
when a cable is put into the opened U-shaped groove 701 and then put into the U-shape, a worker pulls the pull rods 703 at two sides of the U-shaped groove 701 outwards, at the moment, the pull rods 703 pull the first springs 705 positioned between the U-shaped groove 701 and the arc-shaped sliding plates 704, so that the two arc-shaped sliding plates 704 are opened, the cable is put between the two arc-shaped sliding plates 704, the cable is prevented from falling off from the arc-shaped sliding plates 704 too much, the second balls 706 are arranged at the bottom of the U-shaped groove 701, the bottom of the cable is stably moved on the second balls 706, friction force during cable movement is reduced, and friction damage on the outer side of the cable is prevented;
after the cable in the middle is installed in the two U-shaped grooves 701, the top plate 702 on the U-shaped grooves 701 is closed, the whole cable cannot slide off when moving on the device, and meanwhile, workers can adjust the height of the cable on the whole device by adjusting the telescopic height of the first electric push rod 4, so that the whole device is protected conveniently and rapidly.
Example 3:
the whole polyethylene insulated cable 19 is formed by combining and winding a low-smoke halogen-free flame-retardant polyolefin sheath 191, a galvanized steel tape armor 192, a cabled polyvinyl chloride tape wrapping inner liner 193, a crosslinked polyethylene insulation 194, a copper conductor 195 and a dust-free rock wool rope filling 196;
the outside cover that the copper conductor 195 is equipped with crosslinked polyethylene insulation 194, and the outside cover that is located crosslinked polyethylene insulation 194 is equipped with the cable polyvinyl chloride area and winds package inner liner 193, the dust-free rock wool rope of installation is filled 196 to the opposite face that cable polyvinyl chloride area winds package inner liner 193 and crosslinked polyethylene insulation 194, the outside cover that the cable polyvinyl chloride area winds package inner liner 193 is equipped with galvanized steel tape armor 192, and the outside cover that is located galvanized steel tape armor 192 is equipped with low smoke and zero halogen fire-retardant polyolefin sheath 191, make the crack resistance of whole cable, high fire resistance, the feature of environmental protection, tensile strength, elongation at break and life improve greatly, simultaneously low smoke and zero halogen fire-retardant polyolefin sheath 191 not only makes the cable have good electric property, physical property and mechanical property, and guarantee that the product does not contain halogen, solve the secondary pollution that forms when burning, the carcinogenicity dioxin material that discharges when not producing PVC electric wire burning, also protect the environment when protecting the staff.
The working process and principle of the utility model are as follows:
firstly, the whole device is moved to a cable production middle position, a second electric push rod 8 is started, the second electric push rod 8 is contracted, a connecting block 9 drives a supporting block 12 to enter a second box body 2, meanwhile, a roller 15 positioned on a rotating block 14 at one side of the second box body 2 plays a role in supporting the whole device, when the second electric push rod 8 is contracted, a first connecting rod 10 and a second connecting rod 11 connected at one side of the connecting block 9 rotate and lift along with one end of the second electric push rod 8, at the moment, a supporting block 17 connected with one end of the second connecting rod 11 moves in a chute 16 on a fixed seat 13, and because one end of the supporting block 17 is connected with the bottom of the roller 15, the movement of the supporting block 17 drives the roller 15 to rotate inwards, the roller 15 slowly contacts with the ground and supports the whole device, and the whole device can move freely under the supporting effect of the roller 15;
when the position of the device is found, the second electric push rod 8 stretches, the second electric push rod 8 pushes out the supporting blocks 17 in the sliding groove 16, the supporting blocks 17 push the rollers 15 outwards, the supporting blocks 12 positioned at the bottom of the connecting block 9 prop up the whole device, the stability of the whole device is higher, the movement and installation of the whole device are completed, the polyethylene insulated cable 19 is installed on the device, the locking blocks 707 positioned on the top plate 702 are rotated firstly, the special inclined structures of the locking blocks 709 are contacted with the inner walls of the clamping grooves 708, the locking blocks 709 fall off from the clamping grooves 708, the top plate 702 is opened, the staff pulls the pull rods 703 at two sides of the U-shaped groove 701 outwards, at the moment, the pull rods 703 pull the first springs 705 positioned between the U-shaped groove 701 and the arc-shaped sliding plates 704, the two arc-shaped sliding plates 704 are opened, the cable is placed between the two arc-shaped sliding plates 704, the top plate 702 is closed, and the cable installation is completed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a crosslinked polyethylene insulating low smoke and zero halogen environmental protection type power cable holds in palm line device, includes first box (1) and second box (2), the bottom swing joint of bearing and first box (1) is passed through at the top of second box (2), its characterized in that: the two sides of the first box body (1) are symmetrically and rotationally connected with a rotating rod (3) through bearings, and the other end of the rotating rod (3) is rotationally connected with a fixed sliding mechanism (7) through bearings;
the fixed sliding mechanism (7) comprises a U-shaped groove (701), a top plate (702), a pull rod (703), an arc-shaped sliding plate (704), a first spring (705) and a second ball (706), wherein the top plate (702) is rotationally connected to one side of the top of the U-shaped groove (701) through a bearing, the pull rod (703) is symmetrically arranged on two sides of the U-shaped groove (701), one end of the pull rod (703) penetrates through one side of the U-shaped groove (701) and is fixedly provided with the arc-shaped sliding plate (704) through spot welding, the first spring (705) is sleeved on the opposite surface of the arc-shaped sliding plate (704) and the pull rod (703), the pull rod (703) is in sliding connection with the U-shaped groove (701), and the second ball (706) is uniformly and symmetrically arranged on the inner wall of the bottom of the U-shaped groove (701);
the fixed sliding mechanism (7) further comprises a locking block (707), a clamping groove (708), a clamping block (709), a fixing groove (710) and a second spring (711), wherein the locking block (707) is arranged on one side of the top plate (702), the clamping groove (708) is symmetrically arranged on one side of the U-shaped groove (701), one end of the locking block (707) penetrates through the top plate (702), the fixing groove (710) is symmetrically arranged at the bottom of the locking block (707), the second spring (711) is arranged in the fixing groove (710), the clamping block (709) is slidably connected to the bottom of the locking block (707) and one end of the clamping block (709) is positioned in the fixing groove (710) and is fixed with one end of the second spring (711) through spot welding;
a first electric push rod (4) is fixed in the first box body (1) through a bolt, one end of the first electric push rod (4) is symmetrically and rotationally connected with a movable rod (5), one end of the movable rod (5) is rotationally connected with one side of a U-shaped groove (701) through a bearing, sliding rods (6) are symmetrically arranged on opposite surfaces of the two U-shaped grooves (701), and first balls (18) are uniformly arranged on opposite surfaces of the two sliding rods (6);
the second box body (2) is internally and symmetrically connected with a second electric push rod (8) through a bearing in a rotating way, a connecting block (9) is fixedly arranged at one end of the second electric push rod (8) through spot welding, two sides of the connecting block (9) are symmetrically connected with a first connecting rod (10) through the bearing in a rotating way, one side of the connecting block (9) is rotationally connected with a second connecting rod (11), and a supporting block (12) is fixedly arranged at the bottom of the connecting block (9) through spot welding;
the fixed seat (13) is symmetrically installed in the second box body (2), a sliding groove (16) is formed in the top of the fixed seat (13), a supporting block (17) is connected in the sliding groove (16) in a sliding mode, rotating blocks (14) are symmetrically fixed on two sides of the second box body (2) through spot welding, rollers (15) are rotatably connected to one sides of the rotating blocks (14), one sides of the supporting blocks (17) are rotatably connected with one end of a second connecting rod (11) through bearings, two sides of the fixed seat (13) are rotatably connected with one end of a first connecting rod (10) through bearings, and the other ends of the supporting blocks (17) are rotatably connected with one sides of the rollers (15) through bearings.
2. The crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable supporting device according to claim 1, wherein the crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable supporting device comprises: the two opposite surfaces of arc slide (704) are installed polyethylene insulated cable (19), polyethylene insulated cable (19) are including low smoke and zero halogen fire-retardant polyolefin sheath (191), galvanized steel tape armor (192), cabling polyvinyl chloride area around package inner liner (193), crosslinked polyethylene is insulating (194), copper conductor (195) and dustless rock wool rope fill (196), the outside cover of copper conductor (195) is equipped with crosslinked polyethylene insulation (194), and is located the outside cover of crosslinked polyethylene insulation (194) and be equipped with cabling polyvinyl chloride area around package inner liner (193), dustless rock wool rope fill (196) are installed to the opposite surfaces of cabling polyvinyl chloride area around package inner liner (193) and crosslinked polyethylene insulation (194), the outside cover of cabling polyvinyl chloride area around package inner liner (193) is equipped with galvanized steel tape armor (192), and the outside cover that is located galvanized steel tape armor (192) is equipped with low smoke and zero halogen fire-retardant polyolefin sheath (191).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111630942.4A CN114068100B (en) | 2021-12-28 | 2021-12-28 | Crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable wire supporting device |
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| CN202111630942.4A CN114068100B (en) | 2021-12-28 | 2021-12-28 | Crosslinked polyethylene insulation low-smoke halogen-free environment-friendly power cable wire supporting device |
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| CN114068100B true CN114068100B (en) | 2023-07-25 |
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| CN214798815U (en) * | 2021-05-28 | 2021-11-19 | 国网山东省电力公司宁津县供电公司 | Distribution frame for distribution line construction |
| CN215111585U (en) * | 2021-06-10 | 2021-12-10 | 陕西科技大学镐京学院 | Computer machine case is with supporting protection antidetonation base |
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| CN114068100A (en) | 2022-02-18 |
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