CN114613536A - Prevent extrudeing ground and lay armoured cable - Google Patents
Prevent extrudeing ground and lay armoured cable Download PDFInfo
- Publication number
- CN114613536A CN114613536A CN202210224142.0A CN202210224142A CN114613536A CN 114613536 A CN114613536 A CN 114613536A CN 202210224142 A CN202210224142 A CN 202210224142A CN 114613536 A CN114613536 A CN 114613536A
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- cable
- extrusion
- butt joint
- plate
- armored cable
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- 238000001125 extrusion Methods 0.000 claims abstract description 74
- 210000001503 joint Anatomy 0.000 claims abstract description 56
- 230000001681 protective effect Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003195 fascia Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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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
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses an anti-extrusion ground-paved armored cable which comprises an armored cable body, a bottom supporting plate, a cable core, a fireproof wrapping layer, a rubber layer, a protective strip, a butt joint port, a mounting groove and a cable connector. This prevent extrudeing ground and lay armoured cable sets up corresponding compressive structure through the inside at the cable, can receive external pressure at the cable after, realizes avoiding the cable core to damage, simultaneously, when the cable butt joint, can avoid again because of the cable receives external dragging, causes the not hard up or the fracture of cable core joint department, is favorable to the stable butt joint of cable.
Description
Technical Field
The invention relates to the technical field of cables, in particular to an anti-extrusion armored cable laid on the ground.
Background
Armoured cable mainly uses the cable that needs to expose outside at the cable, and it can protect the cable through be equipped with protective structure in the cable outside, for example comparison document 1 application number: CN201921242201.7, date of authorized announcement: 20200131, including the copper line, copper line outside parcel has the insulating layer, the insulating layer outside is provided with the filling layer, the inside cavity that is provided with of filling layer, the filling layer outside is provided with around the covering, around the inside fixedly connected with positioning support frame of covering, be provided with the waterproof layer around the covering outside, the waterproof layer outside is provided with the armor steel band, armor steel band fixed surface is connected with the steel band support bar, armor steel band outside fixedly connected with anti-corrosion coating, anti-corrosion coating outside fixedly connected with inoxidizing coating, inoxidizing coating outside fixedly connected with puncture resistant layer. It is mainly through the support frame can improve the intensity of cable, increases the atress of cable on the vertical direction, but its when using, has following problem:
1. because the three supporting plates are adopted to support the cable, but the outer ends of the supporting plates are not provided with fixed ends, after the cable is extruded, the outer ends of the supporting plates lack supporting points and tend to deviate, so that the cable is extruded, and the compression-resistant protection of the cable is not facilitated;
2. meanwhile, when the cables are butted, a corresponding butt joint structure for the cable joint is lacked, and the cable joint is easy to break under the pulling of external force after the cables are butted.
Disclosure of Invention
The invention aims to provide an extrusion-proof ground-paved armored cable, which solves the problem that the cable joint is easy to break under the pulling of external force after the cable is butted, because the cable is extruded due to the fact that three support plates are adopted to support the cable, but the outer ends of the support plates are not provided with fixed ends, and the outer ends of the support plates are lack of support points, the cable is bound to deviate, and then the cable is extruded, so that the compression-proof protection of the cable is not facilitated.
In order to achieve the purpose, the invention provides the following technical scheme: an anti-extrusion ground-laid armored cable comprises an armored cable body, a bottom supporting plate, a cable core, a fireproof wrapping layer, a rubber layer, a protective strip, a butt joint port, a mounting groove and a cable connector, wherein the bottom supporting plate is arranged at the lower part of the armored cable body, the cable core is arranged above the middle part of the bottom supporting plate, the fireproof wrapping layer is wrapped outside the cable core, side supporting plates are welded on two sides of the bottom supporting plate, a top protective plate is arranged above the inner sides of the side supporting plates, the rubber layer is wrapped on the outer sides of the bottom supporting plate and the side supporting plates, the protective strip is arranged on the upper end face of the rubber layer at the top of the armored cable body, the butt joint port is formed in one side of the armored cable body, the cable connector is arranged at the outer end of the cable core at the middle part of the butt joint port, and butt joint plates matched with the butt joint port are arranged at two ends of the other side of the armored cable body, the outer side of the lower end of each butt joint plate is provided with an inclined guide portion, 2 cable connectors are arranged at the outer ends of cable cores in the middle of the armored cable body on the inner side of each butt joint plate, an extrusion sleeve is welded on the upper portion of the bottom supporting plate, and an extrusion head is welded on the lower end face of the top protective plate above the extrusion sleeve.
Furthermore, one side of the side supporting plate, which is close to the extrusion sleeve, is an inclined end surface, the width of the upper part of the side supporting plate is smaller than that of the lower part of the side supporting plate, and the distance between the upper parts of the 2 side supporting plates is equal to the distance between two end points of the top guard plate.
Furthermore, the top guard plate is of an arc-shaped structure with two ends bent towards the side supporting plate, the sections of the two extrusion heads at the lower part of the top guard plate are of inverted conical structures, an extrusion groove matched with the extrusion heads is formed in the upper end face of the extrusion sleeve right below the extrusion heads, and the span in the middle of the extrusion groove is smaller than the width in the middle of the extrusion heads.
Furthermore, the lower part of the extrusion sleeve is provided with a horizontally arranged opening in a penetrating manner, a connecting sheet is arranged in the opening in a penetrating manner, the upper part of one end of the connecting sheet, which is positioned at the butt joint port, is welded with a limit column, and one end of the connecting sheet, which is positioned at the butt joint plate, is provided with a butt joint hole in butt joint with the limit column.
Furthermore, deflection grooves are formed in two sides of the upper portion of the limiting column, the inner side of each deflection groove is connected with the upper portion of the limiting block through a rotating shaft, a second spring is arranged between the lower portion of the inner side of the limiting block and the deflection grooves, and guide grooves for limiting sliding of the limiting block are formed in the upper end faces of the connecting pieces on two sides of the butt joint holes.
Furthermore, a lateral ejector block is arranged at the opening of the inner side wall of the butt joint port, the inner side of the lateral ejector block is located in an offset groove of the inner side wall of the butt joint port, and a first spring is arranged between the lateral ejector block and the offset groove.
Furthermore, the bottom of the bottom supporting plate on two sides of the cable core is welded with a connecting sleeve, a lower supporting column is arranged at the bottom of the inner side of the connecting sleeve, and spherical expansion heads are integrally formed at the top ends of the lower supporting columns.
Further, the welding of the guard plate lower extreme of adapter sleeve top has the upper portion support column of vertical setting, the lower extreme integrated into one piece of upper portion support column has two expansion pieces, two minimum distance between the expansion piece is less than the ball footpath of expansion head.
Further, a mounting groove is formed in the upper portion of the side edge of the interface, a fixing hole is formed in the upper end face of the mounting groove, the fixing hole is connected with a protection plate through a screw, and a protection strip is arranged at the upper end of the protection plate.
Compared with the prior art, the invention has the beneficial effects that: according to the armored cable laid on the anti-extrusion ground, the corresponding compression-resistant structures are arranged inside the cable, so that the cable core can be protected after the cable is subjected to external pressure, the cable core is prevented from being damaged, meanwhile, when the cable is in butt joint, the phenomenon that the cable core is loosened or broken at a joint of the cable core due to the fact that the cable is pulled by the outside can be avoided, and stable butt joint of the cable is facilitated;
1. the two sides of the bottom supporting plate are provided with the side supporting plates, so that when the armored cable body is under external pressure, the inner inclined surfaces of the side supporting plates can support the two sides of the top guard plate, meanwhile, the middle part of the bottom supporting plate is provided with the two extrusion sleeves, the extrusion heads at the lower part of the top guard plate are supported through the extrusion grooves at the tops of the extrusion sleeves, and when the extrusion heads gradually move downwards, the inner walls of the extrusion grooves and the extrusion heads are gradually pressed tightly, so that the top guard plate is prevented from pressing the cable core, and the compression-resistant protection of the cable core is realized;
2. the armored cable comprises armored cable bodies, wherein a butt joint port is formed in one side of each armored cable body, the purpose of butt joint with a butt joint plate on the other armored cable body is achieved, meanwhile, the butt joint position of the two armored cable bodies is limited through connecting pieces, when the armored cable bodies are subjected to external tensile force, the butt joint of the two connecting pieces can avoid the damage of a cable joint at the butt joint position of the two armored cable bodies, the stable butt joint of the armored cable bodies is facilitated, meanwhile, a movable side part jacking block is arranged at the inner wall of the butt joint port, the butt joint position of the armored cable bodies can be bent at a certain angle in the process of butt joint of the armored cable bodies, and the bending laying of the armored cable bodies can be achieved;
3. be equipped with the upper portion support column in the lower part of guard plate, the lower extreme of upper portion support column is equipped with the expansion piece, plays the effect of being connected with the inside expansion head cooperation of bottom sprag epaxial adapter sleeve, when the guard plate received the extrusion, the expansion piece and the extrusion expansion head of upper portion support column lower extreme to spacing through the adapter sleeve realizes the support to the guard plate.
Drawings
FIG. 1 is a schematic cross-sectional view of an armored cable body for laying an armored cable on an anti-extrusion ground according to the present invention;
FIG. 2 is a schematic top view of an armored cable body for laying an armored cable on an anti-extrusion ground according to the present invention;
FIG. 3 is a schematic diagram of a right-view structure of an armored cable body for laying armored cables on the anti-extrusion ground according to the present invention;
FIG. 4 is an enlarged structural diagram of a point A in FIG. 2 for laying an armored cable on an anti-extrusion ground according to the present invention;
FIG. 5 is a left side view schematic diagram of an armored cable body for laying armored cables on the anti-extrusion ground according to the present invention;
FIG. 6 is an enlarged schematic view of a point B in FIG. 3 for laying an armored cable on an anti-extrusion ground according to the present invention;
FIG. 7 is an enlarged schematic view of point C in FIG. 3 illustrating an armored cable laid on the anti-extrusion ground according to the present invention;
FIG. 8 is an enlarged schematic view of a point D in FIG. 5 of an armored cable laid on the anti-extrusion ground according to the present invention;
FIG. 9 is a schematic top view of a protection plate for a splicing state of an armored cable body for laying an armored cable on an anti-extrusion ground according to the present invention;
fig. 10 is a schematic view of a top view structure inside the interface in a splicing state of the cable body of the armored cable laid on the anti-extrusion ground.
In the figure: 1. an armored cable body; 2. a bottom support plate; 3. a cable core; 4. a fire-proof wrapping layer; 5. a side fascia; 6. a top guard plate; 7. an extrusion head; 8. extruding a sleeve; 9. extruding a groove; 10. opening a hole; 11. connecting sheets; 12. a rubber layer; 13. a protective strip; 14. a butt joint port; 15. mounting grooves; 16. a fixing hole; 17. a lateral top block; 18. connecting sleeves; 19. an expansion head; 20. a cable joint; 21. a lower support column; 22. a limiting column; 23. a protection plate; 24. a butt plate; 25. an upper support column; 26. a butt joint hole; 27. an offset slot; 28. a first spring; 29. a guide groove; 30. a guide portion; 31. a deflection slot; 32. a limiting block; 33. a rotating shaft; 34. a second spring; 35. an expansion sheet.
Detailed Description
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1;
example 1
An anti-extrusion ground laying armored cable comprises an armored cable body 1, wherein a bottom supporting plate 2 is arranged at the lower part of the armored cable body 1, a cable core 3 is arranged above the middle part of the bottom supporting plate 2, a fireproof wrapping layer 4 wraps the outside of the cable core 3, side supporting plates 5 are welded on the two sides of the bottom supporting plate 2, a top protecting plate 6 is arranged above the inner sides of the side supporting plates 5, rubber layers 12 wrap the outside of the bottom supporting plate 2 and the outside of the side supporting plates 5, a protecting strip 13 is arranged on the upper end face of the rubber layer 12 at the top of the armored cable body 1, a butt joint 14 is arranged on one side of the armored cable body 1, a cable joint 20 is arranged at the outer end of the cable core 3 at the middle part of the butt joint 14, butt joint plates 24 matched with the butt joint 14 are arranged at the two ends of the other side of the armored cable body 1, and guide parts 30 in an inclined shape are arranged on the outside of the lower ends of the butt joint plates 24, the outer end of a cable core 3 in the middle of an armored cable body 1 on the inner side of each butt joint plate 24 is provided with a cable joint 20, the upper portion of a bottom supporting plate 2 is welded with an extrusion sleeve 8, the lower end face of a top protection plate 6 above the extrusion sleeve 8 is welded with an extrusion head 7, one side of a lateral support plate 5 close to the extrusion sleeve 8 is an inclined end face, the width of the upper portion of the lateral support plate 5 is smaller than that of the lower portion of the lateral support plate, the distance between the upper portions of the 2 lateral support plates 5 is equal to the distance between two end points of the top protection plate 6, the top protection plate 6 is in an arc-shaped structure with two ends bent towards the lateral support plate 5, the sections of the two extrusion heads 7 on the lower portion of the top protection plate 6 are in an inverted conical structure, an extrusion groove 9 matched with the extrusion head 7 is formed in the upper end face of the extrusion sleeve 8 right below the extrusion head 7, the middle span of the extrusion groove 9 is smaller than the width of the middle of the extrusion head 7, and the cable joint plate is formed by arranging the lateral support plate 5, The extrusion head 7 of extrusion cover 8 and 6 lower parts of top backplate can realize the support to top backplate 6, avoids top backplate 6 to cause the oppression to cable core 3, is favorable to the resistance to compression protection to cable core 3.
As shown in fig. 1-6 and 8-10;
example 2
The difference between the embodiment and embodiment 1 is that the lower portion of the extrusion sleeve 8 is provided with a horizontally disposed opening 10, a connecting piece 11 is inserted into the opening 10, the connecting piece 11 is welded on the upper portion of one end of the abutting opening 14, the connecting piece 11 is provided with an abutting hole 26 abutting against the limiting piece 22 at one end of the abutting plate 24, both sides of the upper portion of the limiting piece 22 are provided with deflection slots 31, the inner side of the deflection slot 31 is connected with the upper portion of the limiting piece 32 through a rotating shaft 33, a second spring 34 is arranged between the lower portion of the inner side of the limiting piece 32 and the deflection slot 31, the upper end face of the connecting piece 11 at both sides of the abutting hole 26 is provided with a guide slot (29) for limiting the limiting piece 32 in a sliding manner, the upper portion of the side of the abutting opening 14 is provided with an installation slot 15, the upper end face of the installation slot 15 is provided with a fixing hole 16, the upper portion of the installation slot 15 is connected with the protection plate 23 through the fixing hole 16 by a screw, the upper end of the protection plate 23 is provided with a protection strip 13, be equipped with lateral part kicking block 17 to the inside wall opening part of interface 14, the inboard of lateral part kicking block 17 is located the skew groove 27 of interface 14 inside wall, be equipped with first spring 28 between lateral part kicking block 17 and the skew groove 27, through setting up the connection piece 11 that runs through armoured cable body 1, can be when butt joint armoured cable body 1, realize the tensile protection to 1 butt joint department of armoured cable body, avoid the not hard up of 1 butt joint department cable joint 20 of armoured cable body, combine the inboard lateral part kicking block 17 of interface 14 simultaneously, can keep certain bending angle after 1 butt joint of armoured cable body, avoid the disconnection of 1 joint department of armoured cable body and make things convenient for the laying of armoured cable body 1 at certain bending angle.
As shown in fig. 2-3 and 7;
example 3
The difference between the embodiment and the embodiment 1 is that, the connecting sleeves 18 are welded at the bottoms of the bottom supporting plates 2 on the two sides of the cable core 3, the bottom of the inner side of each connecting sleeve 18 is provided with a lower supporting column 21, the top ends of the lower supporting columns 21 are integrally formed with spherical expansion heads 19, the lower ends of the protection plates 23 above the connecting sleeves 18 are welded with upper supporting columns 25 vertically arranged, the lower ends of the upper supporting columns 25 are integrally formed with two expansion pieces 35, the minimum distance between the two expansion pieces 35 is smaller than the spherical diameter of each expansion head 19, the arrangement of the expansion heads 19 inside the connecting sleeves 18 is realized, when the protection plates 23 are forced to move downwards, the expansion pieces 35 on the upper supporting columns 25 on the lower parts of the protection plates 23 are supported, the expansion pieces 35 are limited by the inner walls of the connecting sleeves 18, the support of the protection plates 23 can be realized, and the protection plates 23 are prevented from crushing the cable connectors 20 below the protection plates 23.
The working principle is as follows: when the extrusion-proof ground is used for laying armored cables, as shown in fig. 1-10, the butt-joint plate 24 at one end of a first armored cable body 1 is firstly placed into the butt-joint port 14 at one end of another armored cable body 1, the lateral top block 17 on the inner wall of the butt-joint port 14 contacts with the butt-joint plate 24, at this time, as shown in fig. 4 and fig. 6, the cable cores 3 on the two armored cable bodies 1 are butt-jointed through the cable joint 20, the butt-joint hole 26 on the outer end connecting piece 11 of the second armored cable body 1 is sleeved on the limiting column 22 on the outer end connecting piece 11 of the first armored cable body 1, the butt-joint hole 26 is pressed downwards, the butt-joint hole 26 is pressed against the limiting block 32 on the limiting column 22, after the limiting block 32 is pressed, the rotating through the rotating shaft 33 and is pressed against the second spring 34 on the rear side of the limiting block 32, after the limiting block 32 completely enters the deflection groove 31, the butt-joint hole 26 can be moved downwards to the limiting block 32, at this time, the limiting block 32 is pushed by the second spring 34 to reset and rotate through the rotating shaft 33, and enters the guide groove (29) on the outer side of the butt joint hole 26 to realize the butt joint of the outer end connecting sheets 11 of the two armored cable bodies 1, then, as shown in fig. 3 and 9, the protection plate 23 is placed in the installation groove 15 above the butt joint port 14, the expansion sheet 35 at the bottom end of the upper supporting column 25 below the protection plate 23 is inserted into the connection sleeve 18, the expansion head 19 in the connection sleeve 18 separates the end parts of the two expansion sheets 35, finally, the protection plate 23 is fixed through the fixing hole 16 in the installation groove 15, and then, the rest armored cable bodies 1 are butt jointed according to the same steps;
as shown in fig. 1, when the armored cable body 1 is extruded from the outside, the top guard plate 6 moves downwards, the two ends of the top guard plate 6 and the side part of the side part supporting plate 5 gradually push up tightly, meanwhile, the extrusion head 7 on the inner side of the top guard plate 6 also pushes up tightly with the extrusion groove 9 on the inner side of the extrusion sleeve 8 gradually, so as to realize the support of the top guard plate 6, meanwhile, the protection plate 23 drives the upper support column 25 below the protection plate to move downwards under the pressure, and after two expansion sheets 35 at the lower end of the upper support column 25 contact with the expansion head 19 and the inner wall of the connection sleeve 18, the support of the protection plate 23 is realized.
It should be understood that the terms "central," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, that the present invention is used with reference to the particular orientation or position shown in the drawings, that the standard components used in the present invention are commercially available, that the specific components are custom-made from the specification and drawings, that the specific connections between the various components are made by conventional means such as bolts, rivets, welding, etc., that the machines, components and devices are well known in the art, the conventional model, together with the circuit connections, are conventional in the art and will not be described in detail here.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes, modifications, equivalents, and improvements may be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a prevent extrudeing ground and lay armoured cable, includes armoured cable body (1), bottom sprag board (2), cable core (3), fire prevention parcel layer (4), rubber layer (12), protection strip (13), interface (14), mounting groove (15) and cable joint (20), its characterized in that: the cable is characterized in that a bottom supporting plate (2) is arranged at the lower part of the armored cable body (1), a cable core (3) is arranged above the middle part of the bottom supporting plate (2), a fireproof wrapping layer (4) wraps the outer part of the cable core (3), lateral supporting plates (5) are welded on two sides of the bottom supporting plate (2), a top protecting plate (6) is arranged above the inner side of each lateral supporting plate (5), a rubber layer (12) wraps the outer sides of the bottom supporting plate (2) and the lateral supporting plates (5), a protecting strip (13) is arranged on the upper end face of the rubber layer (12) at the top of the armored cable body (1), a butt joint (14) is arranged on one side of the armored cable body (1), a cable joint (20) is arranged at the outer end of the cable core (3) in the middle part of the butt joint (14), butt joint plates (24) matched with the butt joint (14) are arranged at two ends of the other side of the armored cable body (1), the outer side of the lower end of the butt joint plate (24) is provided with an inclined guide part (30) and 2, the butt joint plate (24) is arranged on the inner side, a cable joint (20) is arranged at the outer end of a cable core (3) in the middle of the armored cable body (1), an extrusion sleeve (8) is welded on the upper portion of the bottom supporting plate (2), and an extrusion head (7) is welded on the lower end face of a top protective plate (6) above the extrusion sleeve (8).
2. The extrusion-resistant floor-laying armored cable of claim 1, wherein: one side of each side supporting plate (5) close to the extrusion sleeve (8) is an inclined end face, the width of the upper part of each side supporting plate (5) is smaller than that of the lower part of each side supporting plate, and the distance between the upper parts of the 2 side supporting plates (5) is equal to the distance between two end points of the top guard plate (6).
3. The extrusion-resistant floor-laying armored cable of claim 1, wherein: the top guard plate (6) is of an arc-shaped structure with two ends bent towards the side support plate (5), the sections of two extrusion heads (7) at the lower part of the top guard plate (6) are of an inverted conical structure, an extrusion groove (9) matched with the extrusion heads (7) is formed in the upper end face of an extrusion sleeve (8) right below the extrusion heads (7), and the span of the middle part of the extrusion groove (9) is smaller than the width of the middle part of the extrusion heads (7).
4. An anti-extrusion floor-laying armored cable according to claim 3, wherein: the lower part of the extrusion sleeve (8) penetrates through a hole (10) which is horizontally arranged, a connecting piece (11) is arranged in the hole (10) in a penetrating mode, the connecting piece (11) is located, a limiting column (22) is welded to the upper portion of one end of the butt joint port (14), and the connecting piece (11) is located at one end of a butt joint plate (24) and is provided with a butt joint hole (26) which is in butt joint with the limiting column (22).
5. An anti-extrusion floor-laying armored cable according to claim 4, wherein: deflection grooves (31) are formed in two sides of the upper portion of the limiting column (22), the inner sides of the deflection grooves (31) are connected with the upper portions of the limiting blocks (32) through rotating shafts (33), second springs (34) are arranged between the lower portions of the inner sides of the limiting blocks (32) and the deflection grooves (31), and guide grooves (29) for limiting sliding of the limiting blocks (32) are formed in the upper end faces of the connecting pieces (11) on the two sides of the butt joint holes (26).
6. The extrusion-resistant floor-laying armored cable of claim 1, wherein: the utility model discloses a pair of interface (14) is equipped with lateral part kicking block (17) to the inside wall opening part of interface (14), the inboard of lateral part kicking block (17) is located in skew groove (27) to interface (14) inside wall, lateral part kicking block (17) with be equipped with first spring (28) between skew groove (27).
7. The extrusion-resistant floor-laying armored cable of claim 1, wherein: cable core (3) both sides bottom sprag board (2) bottom all welds adapter sleeve (18), the bottom of adapter sleeve (18) inboard is equipped with lower part support column (21), the top integrated into one piece of lower part support column (21) has orbed expansion head (19).
8. An anti-extrusion floor-laying armored cable according to claim 7, wherein: the welding of guard plate (23) lower extreme above adapter sleeve (18) has upper portion support column (25) of vertical setting, the lower extreme integrated into one piece of upper portion support column (25) has two expansion pieces (35), two minimum distance between expansion piece (35) is less than expand the ball footpath of head (19).
9. The extrusion-resistant floor-laying armored cable of claim 1, wherein: mounting groove (15) have been seted up on the upper portion to interface (14) avris, fixed orifices (16) have been seted up to the up end of mounting groove (15), the top of mounting groove (15) is passed through fixed orifices (16) and guard plate (23) screw connection, the upper end of guard plate (23) is equipped with protection strip (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210224142.0A CN114613536B (en) | 2022-03-09 | 2022-03-09 | Extrusion-preventing ground laying armored cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210224142.0A CN114613536B (en) | 2022-03-09 | 2022-03-09 | Extrusion-preventing ground laying armored cable |
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| CN114613536A true CN114613536A (en) | 2022-06-10 |
| CN114613536B CN114613536B (en) | 2023-12-29 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1336363A (en) * | 1972-04-26 | 1973-11-07 | Hve Thermoduct Ltd | Armoured cables |
| CN111696710A (en) * | 2020-07-03 | 2020-09-22 | 吴孝杰 | Municipal construction is with heat-resisting type cable and supporting cable support that prevents frostbite of easily laying |
| CN111755158A (en) * | 2020-08-06 | 2020-10-09 | 安徽环宇电缆集团有限公司 | Wind power station trades stand wear and tear cable |
| CN111968783A (en) * | 2020-07-15 | 2020-11-20 | 郭严成 | Corrosion-resistant anti-distortion power cable for wind power generation |
| CN112201396A (en) * | 2020-09-25 | 2021-01-08 | 刘丽丽 | Resistance to compression type underground cable and laying device thereof |
-
2022
- 2022-03-09 CN CN202210224142.0A patent/CN114613536B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1336363A (en) * | 1972-04-26 | 1973-11-07 | Hve Thermoduct Ltd | Armoured cables |
| CN111696710A (en) * | 2020-07-03 | 2020-09-22 | 吴孝杰 | Municipal construction is with heat-resisting type cable and supporting cable support that prevents frostbite of easily laying |
| CN111968783A (en) * | 2020-07-15 | 2020-11-20 | 郭严成 | Corrosion-resistant anti-distortion power cable for wind power generation |
| CN111755158A (en) * | 2020-08-06 | 2020-10-09 | 安徽环宇电缆集团有限公司 | Wind power station trades stand wear and tear cable |
| CN112201396A (en) * | 2020-09-25 | 2021-01-08 | 刘丽丽 | Resistance to compression type underground cable and laying device thereof |
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|---|---|
| CN114613536B (en) | 2023-12-29 |
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Effective date of registration: 20231206 Address after: 510000 Zhuyuantai, Southwest Village, Xiancun Town, Zengcheng District, Guangzhou City, Guangdong Province Applicant after: Nanwang Cable (Guangzhou) Co.,Ltd. Address before: 221000 Guosheng logistics park, Jiawang District, Xuzhou City, Jiangsu Province Applicant before: Lu Yan |
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