CN216412740U - Energy-saving medium-strength aluminum alloy conductor overhead insulated cable - Google Patents
Energy-saving medium-strength aluminum alloy conductor overhead insulated cable Download PDFInfo
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- CN216412740U CN216412740U CN202123056853.1U CN202123056853U CN216412740U CN 216412740 U CN216412740 U CN 216412740U CN 202123056853 U CN202123056853 U CN 202123056853U CN 216412740 U CN216412740 U CN 216412740U
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model discloses an energy-saving medium-strength aluminum alloy conductor overhead insulated cable which comprises a cable body and a fixing assembly, wherein the fixing assembly comprises a hinge rod, a fixing plate, a plurality of movable plates and a fixing piece, the fixing plate is provided with a fixing groove, the fixing piece is matched with the fixing groove, the fixing piece comprises a connecting plate, an extrusion plate and an elastic piece, one end of the extrusion plate, far away from the connecting plate, is in an arc shape, the fixing plate is provided with the fixing block, the fixing block is provided with a clamping groove, the movable plates are provided with locking pieces, and the locking pieces are convexly provided with elastic convex points. The cable body is placed between two adjacent movable plates and between the movable plate and the fixed plate, the movable plate on the rightmost side rotates anticlockwise, the elastic convex points on the locking part are clamped into the clamping grooves, the fixing of the cable bodies is achieved, the cable bodies can be stretched between the two adjacent towers easily, and then the cable bodies are enabled to be erected with small sag.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to an energy-saving medium-strength aluminum alloy conductor overhead insulated cable.
Background
At present, aluminum alloy conductor overhead insulated cables are widely applied to rural power grids and urban power grid lines, but the aluminum wires are low in strength, the cable weight is small, and the span during erection is small. When the distance between towers needs to be increased, the overhead insulated cable is mainly stranded and tightly pressed on the steel-cored aluminum stranded conductor, the whole pulling force of the cable can be improved by increasing the steel core, but the unit length weight of the cable is increased, and the cable erection sag is larger.
SUMMERY OF THE UTILITY MODEL
Therefore, the energy-saving medium-strength aluminum alloy conductor overhead insulated cable with small cable erection sag is needed to be provided.
The technical scheme adopted by the utility model for solving the technical problems is as follows: an energy-saving medium-strength aluminum alloy conductor overhead insulated cable comprises a cable body and a fixing component for fixing the cable body, the fixing component comprises a hinged rod, a fixing plate fixedly connected with the hinged rod, a plurality of movable plates hinged with the hinged rod and a fixing piece arranged on the movable plates, the fixed plate is provided with a fixed groove, the fixed part is matched with the fixed groove, the fixed part comprises a connecting plate, a squeezing plate connected with the connecting plate and an elastic part elastically arranged on the connecting plate and the movable plate, one end of the extrusion plate far away from the connecting plate is arranged in an arc shape, a fixed block is arranged on the fixed plate, the clamping groove has been seted up on the fixed block, be provided with the retaining member on the fly leaf, the retaining member is close to one side protruding be equipped with of fixed block with draw-in groove matched with elasticity bump.
Furthermore, a groove matched with the fixing groove is formed in the movable plate, the connecting plate is slidably arranged in the groove, and the elastic piece is elastically arranged between the connecting plate and the bottom wall of the groove.
Further, the elastic member is a spring.
Furthermore, rubber pads are arranged on the arc-shaped surface of the extrusion plate and the groove wall of the fixed groove.
Further, the movable plate has 3.
Further, the cable body includes cable core, inner protective layer, aluminum stranded conductor, shielding layer, insulating layer, fire-retardant layer, waterproof layer, insulating layer and outer protective layer, the cable core outside is connected with the inner protective layer, the inner protective layer outside is connected with the aluminum stranded conductor, the aluminum stranded conductor outside is connected with the shielding layer, the shielding layer outside is connected with the insulating layer, the outside is connected with fire-retardant layer, the fire-retardant layer outside is connected with the waterproof layer, the waterproof layer outside is connected with the insulating layer, the insulating layer outside is connected with the outer protective layer.
Furthermore, the flame-retardant layer is made of flame-retardant polyvinyl chloride materials.
Further, the waterproof layer is made of a PE waterproof material.
Furthermore, the insulating layer is made of an EMI conductive foam lining material.
Further, the locking member is of an L-shaped structure.
The utility model has the beneficial effects that: according to the energy-saving medium-strength aluminum alloy conductor overhead insulated cable provided by the utility model, the cable body is firstly placed between two adjacent movable plates and between the movable plate and the fixed plate, and then the rightmost movable plate is rotated anticlockwise, so that the elastic convex point on the locking piece can be clamped into the clamping groove, and further the two adjacent movable plates and the movable plate and the fixed plate are fixed, so that the plurality of cable bodies are fixed, the plurality of cable bodies can be more easily stretched between two adjacent towers, and further the erection sag of the cable bodies is smaller.
Drawings
The utility model is further illustrated by the following figures and examples.
FIG. 1 is a schematic structural view of the energy-saving medium-strength aluminum alloy conductor overhead insulated cable of the utility model in the closed state;
fig. 2 is a schematic structural view (the cable body is omitted) of the energy-saving medium-strength aluminum alloy conductor overhead insulated cable shown in fig. 1 when unfolded;
fig. 3 is a schematic structural diagram of a cable body in the energy-saving medium-strength aluminum alloy conductor overhead insulated cable shown in fig. 1.
The names and the numbers of the parts in the figure are respectively as follows:
inner protective layer 12 of cable core 11 of cable body 1
Aluminum stranded wire 13 shielding layer 14 heat insulation layer 15
Fire retardant layer 16 waterproof layer 17 insulating layer 18
Hinge rod 21 of fixing component 2 of outer protective layer 19
Fixing groove 221 of the fixed plate 22 and the movable plate 23
Groove 231 fixture 24 attachment plate 241
Locking piece 232 of clamping groove 220 and elastic salient point 230
Fixing block 222
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.
Referring to fig. 1 and 2, the utility model provides an energy-saving medium-strength aluminum alloy conductor overhead insulated cable, which includes a cable body 1 and a fixing component 2, wherein the cable body 1 is arranged in the fixing component 2, and the fixing component 2 is used for fixing a plurality of cable bodies 1.
The cable body 1 comprises a cable core 11, an inner protection layer 12, an aluminum stranded wire 13, a shielding layer 14, a heat insulation layer 15, a flame retardant layer 16, a waterproof layer 17, an insulation layer 18 and an outer protection layer 19, wherein the outer side of the cable core 11 is connected with the inner protection layer 12, the outer side of the inner protection layer 12 is connected with the aluminum stranded wire 13, the outer side of the aluminum stranded wire 13 is connected with the shielding layer 14, and the shielding layer 14 is made of rubber resin materials, so that the cable body has a good shielding effect. The insulating layer 15 is connected with in the 14 outsides of shielding layer, and the insulating layer 15 outside is connected with fire-retardant layer 16, and fire-retardant layer 16 is made for fire-retardant polyvinyl chloride material to can avoid 1 overheated cable body 1 burning that leads to of cable body. The waterproof layer 17 is connected to the outer side of the flame-retardant layer 16, and the waterproof layer 17 is made of a PE waterproof material, so that the waterproof performance of the cable body 1 is enhanced. The outer side of the waterproof layer 17 is connected with an insulating layer 18, the insulating layer 18 is made of an EMI conductive foam lining material, and the outer side of the insulating layer 18 is connected with an outer protective layer 19.
The fixing assembly 2 comprises a hinge rod 21, a fixing plate 22 and a movable plate 23, wherein the fixing plate 22 and the movable plate 23 are both in fan-shaped structures, the fixing plate 22 is fixedly connected with the hinge rod 21, the movable plate 23 is provided with a plurality of movable plates 23, and the movable plates 23 are hinged to the hinge rod 21. In the present embodiment, the movable plates 23 have 3.
The fixing plate 22 has a fixing groove 221 formed on one side thereof adjacent to the movable plate 23, a groove 231 formed on the adjacent movable plate 23 and engaged with the fixing groove 221, and the cable body 1 is bound between the fixing groove 221 and the groove 231.
In order to adapt to cable bodies 1 with different sizes, a fixing part 24 is arranged in the groove 231, the fixing part 24 includes a connecting plate 241, an extrusion plate 242 and an elastic part 243, the connecting plate 241 is slidably arranged in the groove 231, the extrusion plate 242 is fixedly connected with the connecting plate 241, and one end of the extrusion plate 242, which is far away from the connecting plate 241, is in an arc shape, so that the extrusion plate 242 can be attached to the cable body 1, the elastic part 243 is elastically arranged between the connecting plate 241 and the bottom wall of the groove 231, specifically, one end of the elastic part 243 is fixedly connected with the connecting plate 241, and the other end of the elastic part 243 is fixedly connected with the bottom wall of the groove 231.
In the present embodiment, the elastic member 243 is a spring. In other embodiments, which are not shown, the elastic member 243 may also be an element having elasticity and rigidity, such as a stainless steel elastic sheet or a copper elastic sheet, and is not limited herein.
Further, rubber pads 244 are disposed on both the arc-shaped surface of the pressing plate 242 and the groove walls of the fixing groove 221, and the rubber pads 244 are disposed on the arc-shaped surface of the pressing plate 242 and the groove walls of the fixing groove 221, so that the outer surface of the cable body 1 can be protected to a certain extent.
In order to fix more cable bodies 1, a cable body is clamped between two adjacent movable plates 23, and the structure thereof is the same as that described above, specifically, the fixing groove 221 is disposed on one of the movable plates 23, and the groove 231 and the fixing member 24 are disposed on the other movable plate 23.
Further, in order to fix the fixed plate 22 and the movable plate 23, a fixed block 222 is disposed on the fixed plate 22, a slot 220 is disposed on the fixed block 222, a locking member 232 is disposed on the movable plate 23, the locking member 232 is of an L-shaped structure, and an elastic protrusion 230 matched with the slot 220 is convexly disposed on one side of the locking member 232 close to the fixed block 221.
It is understood that, in order to achieve the fixation between the two adjacent movable plates 23, the fixed block 222 is disposed on one of the movable plates 23, and the locking member 232 is disposed on the other movable plate 23.
When the cable fixing device is used, firstly, the cable body 1 is placed between two adjacent movable plates 23 and between the movable plate 23 and the fixed plate 22, and then the movable plate 23 on the rightmost side is rotated anticlockwise, so that the elastic convex points 230 on the locking member 232 can be clamped into the clamping grooves 220, and then the two adjacent movable plates 23 and the fixed plate 22 are fixed, and the cable body 1 is fixed.
According to the energy-saving medium-strength aluminum alloy conductor overhead insulated cable provided by the utility model, firstly, the cable bodies 1 are placed between two adjacent movable plates 23 and between the movable plate 23 and the fixed plate 22, then the rightmost movable plate 23 is rotated anticlockwise, so that the elastic salient points 230 on the locking members 232 can be clamped into the clamping grooves 220, and further the two adjacent movable plates 23 and between the movable plates 23 and the fixed plate 22 are fixed, so that the plurality of cable bodies 1 are fixed, the plurality of cable bodies 1 can be more easily stretched between two adjacent towers, and the cable bodies 1 are further enabled to be erected with smaller sag.
In light of the foregoing description of preferred embodiments in accordance with the utility model, it is to be understood that numerous changes and modifications may be made by those skilled in the art without departing from the scope of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides an energy-saving moderate strength aluminum alloy conductor aerial insulated cable which characterized in that: the energy-saving medium-strength aluminum alloy conductor overhead insulated cable comprises a cable body and a fixing component for fixing the cable body, the fixing component comprises a hinged rod, a fixing plate fixedly connected with the hinged rod, a plurality of movable plates hinged with the hinged rod and a fixing piece arranged on the movable plates, the fixed plate is provided with a fixed groove, the fixed part is matched with the fixed groove, the fixed part comprises a connecting plate, a squeezing plate connected with the connecting plate and an elastic part elastically arranged on the connecting plate and the movable plate, one end of the extrusion plate far away from the connecting plate is arranged in an arc shape, a fixed block is arranged on the fixed plate, the clamping groove has been seted up on the fixed block, be provided with the retaining member on the fly leaf, the retaining member is close to one side protruding be equipped with of fixed block with draw-in groove matched with elasticity bump.
2. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 1, characterized in that: the movable plate is provided with a groove matched with the fixed groove, the connecting plate is slidably arranged in the groove, and the elastic piece is elastically arranged between the connecting plate and the bottom wall of the groove.
3. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 2, characterized in that: the elastic piece is a spring.
4. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 1, characterized in that: rubber pads are arranged on the arc-shaped surface of the extrusion plate and the groove wall of the fixed groove.
5. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 1, characterized in that: the movable plate has 3.
6. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 1, characterized in that: the cable comprises a cable body and is characterized in that the cable body comprises a cable core, an inner protective layer, an aluminum stranded wire, a shielding layer, a heat insulation layer, a flame-retardant layer, a waterproof layer, an insulation layer and an outer protective layer, wherein the inner protective layer is connected to the outer side of the cable core, the aluminum stranded wire is connected to the outer side of the inner protective layer, the shielding layer is connected to the outer side of the aluminum stranded wire, the heat insulation layer is connected to the outer side of the shielding layer, the flame-retardant layer is connected to the outer side of the flame-retardant layer, the waterproof layer is connected to the outer side of the waterproof layer, and the outer side of the insulation layer is connected to the outer protective layer.
7. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 6, characterized in that: the flame-retardant layer is made of flame-retardant polyvinyl chloride materials.
8. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 6, characterized in that: the waterproof layer is made of PE waterproof materials.
9. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 6, characterized in that: the insulating layer is made of an EMI conductive foam lining material.
10. The energy-saving medium-strength aluminum alloy conductor overhead insulated cable according to claim 1, characterized in that: the retaining member is of an L-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123056853.1U CN216412740U (en) | 2021-12-07 | 2021-12-07 | Energy-saving medium-strength aluminum alloy conductor overhead insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123056853.1U CN216412740U (en) | 2021-12-07 | 2021-12-07 | Energy-saving medium-strength aluminum alloy conductor overhead insulated cable |
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| Publication Number | Publication Date |
|---|---|
| CN216412740U true CN216412740U (en) | 2022-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123056853.1U Active CN216412740U (en) | 2021-12-07 | 2021-12-07 | Energy-saving medium-strength aluminum alloy conductor overhead insulated cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116386933A (en) * | 2023-06-02 | 2023-07-04 | 广东胜宇电缆实业有限公司 | Insulating protective sleeve of cable conductor |
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2021
- 2021-12-07 CN CN202123056853.1U patent/CN216412740U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116386933A (en) * | 2023-06-02 | 2023-07-04 | 广东胜宇电缆实业有限公司 | Insulating protective sleeve of cable conductor |
| CN116386933B (en) * | 2023-06-02 | 2023-08-18 | 广东胜宇电缆实业有限公司 | Insulating protective sleeve of cable conductor |
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