CN114496362B - Security cable - Google Patents
Security cable Download PDFInfo
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- CN114496362B CN114496362B CN202111640360.4A CN202111640360A CN114496362B CN 114496362 B CN114496362 B CN 114496362B CN 202111640360 A CN202111640360 A CN 202111640360A CN 114496362 B CN114496362 B CN 114496362B
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- rotating shaft
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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
- H01B7/02—Disposition of insulation
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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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/185—Sheaths comprising internal cavities or channels
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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
- H01B7/1895—Internal space filling-up means
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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
- H01B7/24—Devices affording localised protection against mechanical force or pressure
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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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
Landscapes
- Installation Of Indoor Wiring (AREA)
Abstract
The application relates to the field of cables and discloses a security cable, which comprises a cable body, wherein the cable body comprises a wire core and a coating layer, the wire core comprises a support frame and metal wires, the support frame comprises a framework and a plurality of mounting frames, a plurality of mounting holes for accommodating the metal wires are formed in the mounting frames along the width direction of the mounting frames, the length direction of each mounting hole is parallel to the length direction of the framework, and each mounting hole accommodates one metal wire; two elastic compression-resistant parts which are symmetrically arranged are formed on the outer edge of the width direction of the mounting frame, the elastic compression-resistant parts are propped against the coating layer, the sections of the elastic compression-resistant parts are arc-shaped, and the elastic compression-resistant parts on the same mounting frame are bent in the directions deviating from each other; a first gap is formed between each two adjacent mounting frames and the coating layer, a second gap is formed between each two elastic compression-resistant parts on the same mounting frame and the coating layer, and elastic fillers are respectively filled in the first gap and the second gap.
Description
Technical Field
The application relates to the field of cables, in particular to a security cable.
Background
In security engineering projects, a complete security monitoring system mainly comprises a camera, a security cable and a monitoring platform, wherein the camera is used for recording images and videos, the security cable is used for transmitting video signals, control signals and other data information, and the camera can transmit the video signals to the monitoring platform through the security cable, so that security monitoring on a specific scene area is realized.
The security cable is used as a transmission key of video signals of the whole security monitoring system; when illegal personnel make a case, the security and protection monitoring system is required to be destroyed, the security and protection cable which is the key for signal transmission is usually destroyed, the security and protection cable is cut off by a sharp tool, and the structure of the security and protection cable is destroyed so as to achieve the purpose that the signal cannot be transmitted, thereby destroying the whole security and protection monitoring system.
The existing security cables generally cover metal conductors such as tin-plated copper by plastic insulating materials and glue to isolate the metal conductors from the external environment; however, the whole protection capability of the existing security cable is poor, the shearing resistance is weak, and the normal operation of the whole security monitoring system is easily affected by shearing damage.
Disclosure of Invention
The application aims to provide a security cable to solve the problems that the security cable in the prior art is poor in shearing resistance and is easy to be sheared and damaged.
To achieve the above object, the basic scheme of the present application is as follows: the utility model provides a security protection cable, includes the cable body, the cable body includes sinle silk and the coating that sets gradually from inside to outside, the sinle silk includes support frame and metal wire, the support frame includes flexible skeleton, the skeleton is located the center of sinle silk, skeleton surface distributes along its circumference has a plurality of mounting brackets, the length direction of mounting bracket is parallel with the length direction of skeleton, the width direction of mounting bracket is parallel with the radial of sinle silk; the mounting frame is provided with a plurality of mounting holes for accommodating metal wires along the width direction, the length direction of each mounting hole is parallel to the length direction of the framework, and each mounting hole accommodates one metal wire; two elastic compression-resistant parts which are symmetrically arranged are formed on the outer edge of the width direction of the mounting frame, the elastic compression-resistant parts are propped against the coating layer, the sections of the elastic compression-resistant parts are arc-shaped, and the elastic compression-resistant parts on the same mounting frame are bent in the directions deviating from each other; a first gap is formed between each two adjacent mounting frames and the coating layer, a second gap is formed between each two elastic compression-resistant parts on the same mounting frame and the coating layer, and elastic fillers are respectively filled in the first gap and the second gap.
Further, the coating surface has a plurality of resistance to compression convex parts along its circumference distribution, length direction and the length direction of sinle silk parallel, every resistance to compression convex part corresponds with each mounting bracket respectively, and each resistance to compression convex part is located respectively in the middle of two elasticity resistance to compression parts of mounting bracket.
Further, the coating layer comprises a rubber outer layer, a protective layer, an anti-corrosion layer, a shielding layer and an insulating layer which are sequentially arranged from outside to inside, wherein the protective layer is of an elastic steel wire mesh structure, and the surface of the protective layer is coated with a galvanized layer; the anti-corrosion layer is made of an epoxy resin composite material, the shielding layer is formed by rotationally winding and weaving aluminum foil, and the insulating layer is made of a polyethylene material.
Further, a first connecting component and a second connecting component are respectively arranged at two ends of the cable body, the first connecting component comprises a first circular shell, two ends of the first circular shell are of an open structure, one open end is fixedly sleeved at one end of the cable body, and internal threads are arranged inside the other open end; the second connecting component comprises a second circular shell, the second circular shell is fixedly sleeved at the other end of the cable body, the end part of the cable body is exposed out of the second circular shell, and external threads are arranged outside the second circular shell; different cable bodies can be mutually connected with the second round shell through threads.
Further, a connecting part is arranged in the first circular shell, a plurality of annular conductive grooves and a plurality of annular insulating protrusions are sequentially arranged on the two side surfaces of the connecting part along the center to the outer edge of the connecting part at intervals, and each annular conductive groove corresponds to a metal wire in each mounting pore channel of the mounting frame; when different cable bodies are connected with each other through the first connecting component and the second connecting component, the metal wires in the different cable bodies are respectively abutted against the corresponding annular conductive grooves, and the metal wires in one cable body can conduct electricity to the corresponding metal wires in the other cable body through the corresponding annular conductive grooves.
Further, the skeleton is hollow cylindric structure, the skeleton intussuseption is filled with the elastic filler, the skeleton is formed with a plurality of deformation portions along its circumference, deformation portion respectively with one side fixed connection of each mounting bracket.
Further, the mounting frames are asymmetrically distributed about the central line of the wire core, one of the mounting frames is defined as a standby frame, metal wires in the mounting holes in the standby frame are defined as standby wires, and the end parts of the standby wires are all arranged in the mounting holes; the standby frame is internally provided with a mounting groove which is communicated with each mounting pore canal in the standby frame; the mounting groove is internally provided with a rotating shaft, the outer surface of the rotating shaft is provided with a first sliding groove and a second sliding groove which are communicated with each other, the first sliding groove is parallel to the central axis of the rotating shaft, the first sliding groove is positioned at the side surface of the rotating shaft and close to the deformation part of the framework, and the second sliding groove is distributed on the surface of the rotating shaft in a circumferential direction; the mounting groove inner wall is equipped with spacing slider, spacing slider embeds in first spout and can follow first spout and slide to in the second spout.
Further, the rotating shaft is an elastic telescopic shaft body, one end of the rotating shaft abuts against the inner wall of the mounting groove, and the other end of the rotating shaft penetrates through the standby frame and abuts against the deformation part of the framework; the spiral spring is sleeved on the rotating shaft and is in a tightening state, each standby wire is wound on the rotating shaft, and one point of each standby wire is fixedly connected with the surface of the rotating shaft; the spring can drive the rotating shaft to rotate so as to drive each standby wire to extend out of the mounting hole and prop against the annular conductive groove.
Further, the elastic filler is an EPE filler material.
Compared with the prior art, the beneficial effect of this scheme is:
1. the security cable of this scheme comprises sinle silk and coating, is equipped with skeleton and the mounting bracket that is used for supporting the stability of whole sinle silk in the sinle silk, and in the metal wire built-in mounting duct of mounting bracket simultaneously, can protect metal wire, simultaneously, the elasticity filler of first space and second space intussuseption packing can play buffering protection's effect to the sinle silk itself.
2. The coating layer comprises a rubber outer layer, a protective layer, an anti-corrosion layer, a shielding layer and an insulating layer which are sequentially arranged from outside to inside, and each layer respectively plays a role in protecting the wire core to a certain degree; the coating is coated outside the wire core, and a plurality of compression-resistant convex parts distributed on the surface of the coating along the circumferential direction of the coating can play a role in compression-resistant protection.
3. When a plurality of cable bodies need to be connected together for use, can be with different cable body interconnect through first coupling assembling and second coupling assembling, and when different cable body links together, the metal wire in the different cable body supports respectively in the annular conductive groove rather than corresponding, and the metal wire in one of them cable body can be through conducting rather than corresponding annular conductive groove to the metal wire that corresponds in another cable body, and it is more convenient to use.
4. When the cable body receives the shearing of the sharp tool, the cable body is in point contact with the sharp tool, the sharp tool is in contact with the compression-resistant convex part on the outer surface of the coating layer, the compression-resistant convex part applies extrusion force to the cable body, the primary protection is carried out on the wire core by the compression-resistant convex part, the secondary protection is carried out on the wire core by each layer of structure of the coating layer, meanwhile, the extrusion force can be transmitted into the wire core from the coating layer, and the elastic compression-resistant part on the mounting frame can further play a role in compression-resistant protection and play a role in three-stage protection; meanwhile, the elastic filler in the wire core can be stressed and deformed by the conduction of external force through each layer of coating layer, so that a reaction force is generated and is counterbalanced with the external extrusion force, and the wire core is further protected; when the external force is removed, the elastic filler can restore the inside of the wire core to the initial state.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a security cable according to the present application;
FIG. 2 is a schematic side view of the cable body of the present application;
FIG. 3 is a schematic side view of a connecting portion according to the present application;
FIG. 4 is a schematic side cross-sectional view of a standby rack in accordance with the present application;
fig. 5 is a schematic view of a part of the structure of the rotating shaft in the present application.
Reference numerals in the drawings of the specification include: the first connection assembly 1, the connection portion 11, the annular conductive groove 12, the annular insulation protrusion 13, the second connection assembly 2, the cladding layer 3, the wire core 4, the skeleton 41, the elastic filler 42, the compression-resistant convex portion 5, the mounting bracket 6, the elastic compression-resistant portion 61, the metal wire 62, the standby frame 7, the mounting groove 71, the mounting hole 8, the standby wire 81, the rotating shaft 9, the first sliding groove 91, and the second sliding groove 92.
Detailed Description
The application is described in further detail below with reference to the drawings in the specification and by way of specific embodiments:
examples:
1-5, a security cable comprises a cable body, wherein the cable body comprises a wire core 4 and a coating layer 3 which are sequentially arranged from inside to outside, the wire core 4 comprises a support frame and a metal wire 62, the support frame comprises a bendable framework 41, the framework 41 is positioned at the center of the wire core 4, a plurality of mounting frames 6 are distributed on the surface of the framework 41 along the circumferential direction of the framework, the length direction of the mounting frames 6 is parallel to the length direction of the framework 41, and the width direction of the mounting frames 6 is parallel to the radial direction of the wire core 4; the mounting frame 6 is formed with a plurality of mounting holes 8 for accommodating the metal wires 62 along the width direction thereof, the length direction of each mounting hole 8 is parallel to the length direction of the frame 41, and each mounting hole 8 accommodates one metal wire 62; two symmetrically arranged elastic compression-resistant parts 61 are formed on the outer edge of the width direction of the mounting frame 6, the elastic compression-resistant parts 61 are propped against the coating layer 3, the section of each elastic compression-resistant part 61 is arc-shaped, and the elastic compression-resistant parts 61 on the same mounting frame 6 are bent in the directions deviating from each other; a first gap is formed between the adjacent mounting frame 6 and the coating layer 3, a second gap is formed between the two elastic compression-resistant parts 61 on the same mounting frame 6 and the coating layer 3, elastic fillers 42 are respectively filled in the first gap and the second gap, and the elastic fillers 42 are EPE filling materials.
The coating 3 surface has a plurality of resistance to compression convex parts 5 along its circumference distribution, and length direction and the length direction of sinle silk 4 are parallel, and every resistance to compression convex part 5 corresponds with each mounting bracket 6 respectively, and each resistance to compression convex part 5 is located respectively in the middle of two elasticity resistance to compression parts 61 of mounting bracket 6. The coating layer 3 comprises a rubber outer layer, a protective layer, an anti-corrosion layer, a shielding layer and an insulating layer which are sequentially arranged from outside to inside, wherein the protective layer is of an elastic steel wire mesh structure, and the surface of the protective layer is coated with a galvanized layer; the anti-corrosion layer is made of an epoxy resin composite material, the shielding layer is formed by rotationally winding and weaving aluminum foil, and the insulating layer is made of a polyethylene material.
The two ends of the cable body are respectively provided with a first connecting component 1 and a second connecting component 2, the first connecting component 1 comprises a first round shell, the two ends of the first round shell are of an open structure, one open end is fixedly sleeved at one end of the cable body, and the other open end is internally provided with internal threads; the second connecting component 2 comprises a second circular shell, the second circular shell is fixedly sleeved at the other end of the cable body, the end part of the cable body is exposed out of the second circular shell, and external threads are arranged outside the second circular shell; different cable bodies can be mutually connected with the second round shell through threads.
The inside of the first circular shell is provided with a connecting part 11, a plurality of annular conductive grooves 12 and a plurality of annular insulating bulges 13 are sequentially arranged on the two side surfaces of the connecting part 11 along the center to the outer edge, and each annular conductive groove 12 corresponds to a metal wire 62 in each mounting hole channel 8 of the mounting frame 6; when the different cable bodies are connected to each other through the first connection assembly 1 and the second connection assembly 2, the metal wires 62 in the different cable bodies respectively abut against the corresponding annular conductive grooves 12, and the metal wire 62 in one cable body can conduct electricity to the corresponding metal wire 62 in the other cable body through the corresponding annular conductive groove 12.
The frame 41 has a hollow cylindrical structure, and an elastic filler 42 is filled in the frame 41, and the elastic filler 42 is an EPE filler. The frame 41 is formed with a plurality of deformation portions along the circumferential direction thereof, and the deformation portions are fixedly connected with one side of each mounting bracket 6, respectively.
The mounting frames 6 are asymmetrically distributed about the central line of the wire core 4, one of the mounting frames 6 is defined as a standby frame 7, the metal wires 62 in the mounting hole 8 in the standby frame 7 are defined as standby wires 81, and the end parts of each standby wire 81 are arranged in the mounting hole 8; the standby frame 7 is internally provided with a mounting groove 71, and the mounting groove 71 is communicated with each mounting hole channel 8 in the standby frame 7; the installation groove 71 is internally provided with a rotating shaft 9, the outer surface of the rotating shaft 9 is provided with a first sliding groove 91 and a second sliding groove 92 which are communicated with each other, the first sliding groove 91 is parallel to the central axis of the rotating shaft 9, the first sliding groove 91 is positioned at the side surface of the rotating shaft 9 close to the deformation part of the framework 41, and the second sliding groove 92 is distributed on the surface of the rotating shaft 9 in a circumferential direction; the inner wall of the mounting groove 71 is provided with a limit slide block which is arranged in the first chute 91 and can slide into the second chute 92 along the first chute 91.
The rotating shaft 9 is an elastic telescopic shaft body, one end of the rotating shaft 9 abuts against the inner wall of the mounting groove 71, and the other end of the rotating shaft 9 penetrates through the standby frame 7 and abuts against the deformation part of the framework 41; a spring (not shown in the figure) is sleeved on the rotating shaft 9, the spring is in a tightening state, each standby wire 81 is wound on the rotating shaft 9, and one point on the standby wire 81 is fixedly connected with the surface of the rotating shaft 9; the spring can drive the rotating shaft 9 to rotate so as to drive each standby wire 81 to extend out of the mounting hole channel 8 and prop against the annular conductive groove 12.
The specific implementation mode of the scheme is as follows:
the security cable of this scheme comprises sinle silk 4 and coating 3, is equipped with skeleton 41 and mounting bracket 6 that are used for supporting the stability of whole sinle silk 4 in the sinle silk 4, and in the installation pore 8 of metal wire 62 embeds mounting bracket 6 simultaneously, can protect metal wire 62, simultaneously, the elasticity filler 42 of first space and second space intussuseption packing can play buffering protection's effect to the sinle silk 4 itself.
The coating layer 3 comprises a rubber outer layer, a protective layer, an anti-corrosion layer, a shielding layer and an insulating layer which are sequentially arranged from outside to inside, and each layer respectively plays a role in protecting the wire core 4 to a certain degree physically; the coating layer 3 is coated outside the wire core 4, and a plurality of compression-resistant convex parts 5 distributed on the surface of the coating layer 3 along the circumferential direction can play a role in compression-resistant protection.
In general, in the practical use process, a plurality of cable bodies need to be connected together for use, different cable bodies can be connected with each other through the first connecting component 1 and the second connecting component 2, and when different cable bodies are connected together, the metal wires 62 in different cable bodies respectively lean against the annular conductive grooves 12 corresponding to the metal wires 62 in one cable body, and the metal wires 62 in one cable body can conduct electricity to the corresponding metal wires 62 in the other cable body through the annular conductive grooves 12 corresponding to the metal wires 62 in the other cable body.
When the cable body receives the shearing of the sharp tool, the cable body is in point contact with the sharp tool, the sharp tool is in contact with the compression-resistant convex part 5 on the outer surface of the coating layer 3, the compression-resistant convex part 5 applies extrusion force to the cable body, the primary protection is performed on the wire core 4 by the compression-resistant convex part 5, the secondary protection is performed on the wire core 4 by each layer of structure of the coating layer 3, meanwhile, the extrusion force is transmitted into the wire core 4 from the coating layer 3, and the elastic compression-resistant part 61 on the mounting frame 6 can further perform the compression-resistant protection function to perform the tertiary protection; meanwhile, the elastic filler 42 in the wire core 4 is stressed and deformed by the conduction of the external force applied through each layer of coating layer 3, so that a reaction force is generated and is counterbalanced with the external extrusion force, and the wire core 4 is further protected; when the external force is removed, the elastic filler 42 will restore the inside of the core 4 to the original state.
When an external force is applied to the cable body, the external force is applied to the application point of one compression-resistant bulge outside the cable body, and when the external force is continuously increased, the external force sequentially applies radial pressure to the mounting frame 6 through the compression-resistant bulge, each layer of coating layer 3 and the elastic filler 42, the mounting frame 6 is subjected to pressure and is offset to a certain extent in the direction of the central line of the framework 41, so that the metal wire 62 on the mounting frame 6 is separated from the annular conductive groove 12 of the connecting part 11 and cannot conduct conductive transmission; when the mounting frame 6 deflects towards the direction of the central line of the framework 41, the deformation part connected with the mounting frame 6 deforms towards the inside of the framework 41, the elastic filler 42 inside the framework 41 is extruded, the elastic filler 42 deforms towards the direction of the deformation part connected with the standby frame 7, the deformation part deforms towards the direction of the standby frame 7, axial pressure is applied to the rotating shaft 9 propped against the deformation part, the limiting slide block originally positioned in the first slide groove 91 moves into the second slide groove 92, the rotating shaft 9 is separated from the limiting action of the limiting slide block, at the moment, the spring can release energy, and the rotating shaft 9 is driven to rotate so that each standby wire 81 wound on the rotating shaft 9 can extend outwards along the mounting hole 8 to just prop against the annular conductive groove 12, and therefore the defect that the metal wire 62 on the part cannot conduct conduction due to deflection of one mounting frame 6 is overcome.
The foregoing is merely exemplary embodiments of the present application, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present application, and these should also be considered as the scope of the present application, which does not affect the effect of the implementation of the present application and the utility of the patent. The protection scope of the present application is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (9)
1. The utility model provides a security protection cable, includes the cable body, the cable body includes sinle silk and the coating that sets gradually from interior to exterior, its characterized in that: the wire core comprises a supporting frame and a metal wire, the supporting frame comprises a bendable framework, the framework is positioned at the center of the wire core, a plurality of mounting frames are distributed on the surface of the framework along the circumferential direction of the framework, the length direction of each mounting frame is parallel to the length direction of the framework, and the width direction of each mounting frame is parallel to the radial direction of the wire core; the mounting frame is provided with a plurality of mounting holes for accommodating metal wires along the width direction, the length direction of each mounting hole is parallel to the length direction of the framework, and each mounting hole accommodates one metal wire; two elastic compression-resistant parts which are symmetrically arranged are formed on the outer edge of the width direction of the mounting frame, the elastic compression-resistant parts are propped against the coating layer, the sections of the elastic compression-resistant parts are arc-shaped, and the elastic compression-resistant parts on the same mounting frame are bent in the directions deviating from each other; a first gap is formed between each two adjacent mounting frames and the coating layer, a second gap is formed between each two elastic compression-resistant parts on the same mounting frame and the coating layer, and elastic fillers are respectively filled in the first gap and the second gap.
2. A security cable according to claim 1, wherein: the coating surface has a plurality of resistance to compression convex parts along its circumference distribution, length direction and the length direction of sinle silk parallel, every resistance to compression convex part corresponds with each mounting bracket respectively, and each resistance to compression convex part is located the middle of two elasticity resistance to compression parts of mounting bracket respectively.
3. A security cable according to claim 2, wherein: the coating layer comprises a rubber outer layer, a protective layer, an anti-corrosion layer, a shielding layer and an insulating layer which are sequentially arranged from outside to inside, wherein the protective layer is of an elastic steel wire mesh structure, and the surface of the protective layer is coated with a galvanized layer; the anti-corrosion layer is made of an epoxy resin composite material, the shielding layer is formed by rotationally winding and weaving aluminum foil, and the insulating layer is made of a polyethylene material.
4. A security cable according to claim 1, wherein: the two ends of the cable body are respectively provided with a first connecting component and a second connecting component, the first connecting component comprises a first round shell, both ends of the first round shell are of an open structure, one open end is fixedly sleeved at one end of the cable body, and the other open end is internally provided with an internal thread; the second connecting component comprises a second circular shell, the second circular shell is fixedly sleeved at the other end of the cable body, the end part of the cable body is exposed out of the second circular shell, and external threads are arranged outside the second circular shell; different cable bodies can be mutually connected with the second round shell through threads.
5. The security cable of claim 4, wherein: the inside of the first circular shell is provided with a connecting part, a plurality of annular conductive grooves and a plurality of annular insulating bulges are sequentially arranged on the two side surfaces of the connecting part along the center to the outer edge of the connecting part at intervals, and each annular conductive groove corresponds to a metal wire in each mounting pore canal of the mounting frame; when different cable bodies are connected with each other through the first connecting component and the second connecting component, the metal wires in the different cable bodies are respectively abutted against the corresponding annular conductive grooves, and the metal wires in one cable body can conduct electricity to the corresponding metal wires in the other cable body through the corresponding annular conductive grooves.
6. The security cable of claim 5, wherein: the framework is hollow cylindric structure, the skeleton intussuseption is filled with elastic filler, the skeleton is formed with a plurality of deformation portions along its circumference, deformation portion respectively with one side fixed connection of each mounting bracket.
7. The security cable of claim 6, wherein: the mounting frames are asymmetrically distributed about the central line of the wire core, one of the mounting frames is defined as a standby frame, metal wires in the mounting holes in the standby frame are defined as standby wires, and the end parts of each standby wire are arranged in the mounting holes; the standby frame is internally provided with a mounting groove which is communicated with each mounting pore canal in the standby frame; the mounting groove is internally provided with a rotating shaft, the outer surface of the rotating shaft is provided with a first sliding groove and a second sliding groove which are communicated with each other, the first sliding groove is parallel to the central axis of the rotating shaft, the first sliding groove is positioned at the side surface of the rotating shaft and close to the deformation part of the framework, and the second sliding groove is distributed on the surface of the rotating shaft in a circumferential direction; the mounting groove inner wall is equipped with spacing slider, spacing slider embeds in first spout and can follow first spout and slide to in the second spout.
8. The security cable of claim 7, wherein: the rotating shaft is an elastic telescopic shaft body, one end of the rotating shaft abuts against the inner wall of the mounting groove, and the other end of the rotating shaft penetrates through the standby frame and abuts against the deformation part of the framework; the spiral spring is sleeved on the rotating shaft and is in a tightening state, each standby wire is wound on the rotating shaft, one point of the standby wire is fixedly connected with the surface of the rotating shaft, and the spiral spring can drive the rotating shaft to rotate so as to drive each standby wire to extend out of the mounting pore canal and abut against the annular conductive groove.
9. A security cable according to claim 1 or 6, wherein: the elastic filler is EPE filler material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111640360.4A CN114496362B (en) | 2021-12-29 | 2021-12-29 | Security cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111640360.4A CN114496362B (en) | 2021-12-29 | 2021-12-29 | Security cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114496362A CN114496362A (en) | 2022-05-13 |
| CN114496362B true CN114496362B (en) | 2023-09-19 |
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ID=81508690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111640360.4A Active CN114496362B (en) | 2021-12-29 | 2021-12-29 | Security cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114496362B (en) |
Citations (10)
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| CN208637170U (en) * | 2018-07-20 | 2019-03-22 | 安徽德源电缆集团有限公司 | A kind of computer resistance to compression insulated cable |
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| CN111710469A (en) * | 2020-06-28 | 2020-09-25 | 四川天邑康和通信股份有限公司 | Low-smoke halogen-free wear-resistant indoor photoelectric hybrid cable and manufacturing method thereof |
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| CN114496362A (en) | 2022-05-13 |
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