CN113161063B - Stress self-display type cable - Google Patents
Stress self-display type cable Download PDFInfo
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- CN113161063B CN113161063B CN202110495758.7A CN202110495758A CN113161063B CN 113161063 B CN113161063 B CN 113161063B CN 202110495758 A CN202110495758 A CN 202110495758A CN 113161063 B CN113161063 B CN 113161063B
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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
- H01B7/18—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
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
- H01B7/326—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks comprising pressure sensing means
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Abstract
The invention discloses a stressed self-display cable, belonging to the technical field of cables, which can be used as a node by arranging a plurality of partition rings on an outer sheath and a cable core, on one hand, the cable can be integrally reinforced, the cable is not easy to be overstretched under the condition of not interfering the normal use of the cable, on the other hand, the cable is connected with a force control magnetic ball in the middle through a sensing chain, once the cable is subjected to unexpected stress, the force control magnetic ball is pulled through the sensing chain, so that the internal triggering magnetic field convergence action of the force control magnetic ball is forced, the magnetic attraction force of the force control magnetic ball is weakened, the color development magnetic ball adsorbed on the force control magnetic ball is reset under the action of elastic force and is transferred to the surface of the outer sheath for active display, technical personnel can find the abnormal stress part of the cable in the daily maintenance process and learn the magnitude of the unexpected stress, thereby pertinently taking measures to protect the cable, the service life of the cable is prolonged.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a stressed self-display type cable.
Background
A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires.
Definition 1: the cable is made of one or more conductors insulated from each other and an outer insulating protective layer, and is used for transmitting power or information from one place to another.
Definition 2: typically a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from one another and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.
The electric wire and cable products adopted by the electric power system mainly comprise an overhead bare wire, a bus bar (bus), an electric power cable (plastic cable, oilpaper cable (basically replaced by the plastic electric power cable), a rubber sleeve cable, an overhead insulated cable), a branch cable (replacing part of the bus), an electromagnetic wire, an electric equipment wire and cable for electric power equipment and the like.
The electric wire and cable used for the information transmission system mainly include a local telephone cable, a television cable, an electronic cable, a radio frequency cable, an optical fiber cable, a data cable, an electromagnetic wire, an electric power communication or other composite cables and the like.
Except for overhead bare wires, almost all other products of the instrument system are applied, but the instrument system mainly comprises power cables, electromagnetic wires, data cables, instrument cables and the like.
Any cable inevitably has the condition of unexpected atress in the use, once atress is too big excrement can lead to the cable to suffer damage, especially overstretch, and this phenomenon is the condemned leading reason of cable damage.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a stress self-display cable, which can be used for integrally reinforcing the cable by arranging a plurality of partition rings serving as nodes on an outer sheath and a cable core, so that the over-stretching phenomenon is not easy to occur under the condition of not interfering the normal use of the cable, and the connection is established between a sensing chain and a middle force control magnetic ball, so that once the cable is subjected to unexpected stress, the force control magnetic ball is pulled by the sensing chain to force the interior of the force control magnetic ball to trigger magnetic field convergence action, the magnetic attraction of the force control magnetic ball is weakened, the color display magnetic ball adsorbed on the force control magnetic ball is reset under the action of elasticity and is transferred to the surface for active display, technicians can find abnormal stress parts of the cable in the daily maintenance process and learn the magnitude of unexpected stress, thereby pertinently taking measures to protect the cable, the service life of the cable is prolonged.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides a atress is from showing formula cable, includes the oversheath, the oversheath the inner is inlayed and is connected with the assorted cable core, inlay between oversheath and the cable core and be connected with a plurality of evenly distributed's segmental ring, it is adjacent be equipped with a plurality of power control magnetic balls that distribute around cable core annular array between the segmental ring, and power control magnetic ball inlays equally and connects between oversheath and cable core, be connected with the perception chain between power control magnetic ball and the segmental ring, the oversheath outer surface inlays and is connected with a plurality of power covers corresponding with power control magnetic ball, and power control magnetic ball inserts and locate in the power cover, power control magnetic ball is close to power cover one end and adsorbs and has a plurality of color display magnetic balls, be connected with the elasticity silk that resets between the one end that power control magnetic ball was kept away from to color display ball and power cover.
Further, the power accuse magnetic ball includes skeleton spherical shell, interior magnetism and inhales ball and support column, the inboard center department of skeleton spherical shell is located to interior magnetism and inhales the ball, the support column is connected between skeleton spherical shell and interior magnetism and inhales the ball, interior magnetism inhales the ball and is close to apparent power cover one end and has seted up the migration hole, the downthehole sliding connection of migration has the assorted to push away the magnetic capsule, push away and be connected with the indirect line of acting as go-between magnetic capsule and the perception chain, push away the magnetic capsule through the indirect pulling of acting as go-between and remove to the downthehole side of migration to change the magnetic field size of interior magnetism and inhale the ball, and carry out corresponding atress on the color development magnetic ball in the power accuse magnetic ball outside and show.
Further, interior magnetism inhales the ball and inhales interior ball and leak the magnetism cover including outer magnetic layer, magnetism, the magnetism is inhaled interior ball and is inlayed and connect in outer magnetic layer center department that separates, outer magnetic layer that separates is close to push away magnetic bag one end and has seted up the accuse magnetism breach, the magnetism leakage cover is connected in the outside opening part of accuse magnetism breach, and remains between the ball in magnetic sleeve and the magnetism and magnetize and fill the magnetism clearance, and the magnetic field that separates the magnetic layer can be used for on the look shows the magnetism ball through the magnetism leakage cover under the normal condition on pushing away the magnetic bag and receiving to pull the migration back, changes the magnetic field shielding scope of leaking magnetic sleeve department, and the magnetic field intensity that separates the magnetic layer after the scope enlarges weakens to can stimulate different look and show the magnetism ball and reset the demonstration under the elastic force effect of elasticity reset wire.
Furthermore, the magnetism pushing bag comprises an outer pushing block, a magnetism changing bag and a plurality of shaping wires, the outer pushing block is connected to the inner side of the migration hole in a sliding mode, the outer pushing block is connected with an indirect pull wire, the magnetism changing bag is connected to one end, close to the magnetic attraction inner ball, of the outer pushing block, the shaping wires are evenly connected between the magnetism changing bag and the magnetic attraction inner ball, the outer pushing block plays a role in guiding migration, partial magnetic shielding can be achieved by the magnetism changing bag in the migration hole in a shape setting mode under the supporting effect of the shaping wires in a normal state, after the magnetism changing bag is squeezed by the outer pushing block in a migration mode and overcomes the resistance of the shaping wires, the magnetism changing bag can be filled into the magnetism charging gap in a shape changing mode, and the magnetic shielding range of the magnetism leakage sleeve is further expanded.
Furthermore, become magnetism package and adopt elastic material to make hollow structure, and become magnetism package inside packing have powdered high magnetic conductivity material and wax liquid, become magnetism package and can fully deform adaptation and fill the magnetic gap to change the magnetic screen scope of magnetic leakage cover department, can reduce the friction force between the high magnetic conductivity material when becoming magnetism package deformation under the mixture of wax liquid, be favorable to becoming magnetism package smooth deformation adaptation.
Furthermore, the mixing mass ratio of the high-magnetic-permeability material to the wax liquid is 10-15:1, and the filling degree of the metamagnetic package is 90-95%, so that the metamagnetic package can have a sufficient magnetic shielding effect, and the deformation resistance is easy to reduce.
Further, the perception chain includes active rope, protection core and power membrane, power membrane is connected in skeleton spherical shell the inner, and power membrane only edge is connected with skeleton spherical shell, protection core inlays and connects in power membrane center department, active rope is connected between protection core and spacer ring, set up on the skeleton spherical shell with the line hole that initiatively restricts the assorted, receive tensile back at the cable, have the perception of initiative rope to stretch and drag the deformation to power membrane, prevent simultaneously that the protection core contacts behind the skeleton spherical shell inner wall to continue tensile, offset the pulling force that receives and prevent excessive tensile, simultaneously through indirect synchronous action of acting as go-between after protection core deformation push away the magnetic capsule.
Furthermore, the driving rope is made of an inelastic flexible material, the protection core is made of a high-strength hard material, the power membrane is made of an elastic material, the inextensible elasticity of the driving rope can sensitively sense the stretching condition of the cable, and meanwhile, the excessive tension is counteracted through the protection core and the force control magnetic ball.
Further, the color development cover comprises a transparent vision sheet, an interconnection cover and light-resistant powder, the interconnection cover is embedded and connected to the outer surface of the outer sheath, one end of the transparent vision sheet is connected with the interconnection cover, the other end of the interconnection cover is sleeved on the force control magnetic ball, the light-resistant powder is filled in the space surrounded by the transparent vision sheet, the interconnection cover and the force control magnetic ball, the light-resistant powder can cover and cover the color development magnetic ball under the normal state, the observation of technical personnel is prevented from being interfered, the light-resistant powder is ejected after the color development magnetic ball is migrated and reset, and the technical personnel can directly and clearly observe the color development magnetic ball through the interconnection cover.
Further, color development magnetism ball adopts the surface to scribble the magnetic material of colored paint and makes, and color development magnetism ball's size and colour are all inequality, color development magnetism ball's the big more and the magnetic attraction effect between the power accuse magnetism ball is stronger, consequently, the magnetic field at power accuse magnetism ball weakens the back, the less color development magnetism ball of magnetism receives the elastic force effect that the elasticity resets the silk earlier and resets, along with weakening gradually in magnetic field, bigger color development magnetism ball also can reset, thereby can be qualitative the judgement this regional atress size of cable, and come convenient the distinguishing through the colour of difference.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme can be through setting up a plurality of partition section rings at overcoat and cable core and act as the node, on the one hand can advance to carry out the whole reinforcement to the cable, be difficult for appearing the overstretch phenomenon under the condition that does not disturb cable normal use, on the other hand establishes with middle force control magnetic ball through the perception chain and is connected, in case unexpected atress condition appears in the cable, pull through the perception chain to force control magnetic ball, thereby force control magnetic ball inside trigger magnetic field convergence action, make the magnetic attraction of force control magnetic ball weaken, cause the colour development magnetic ball that adsorbs on the force control magnetic ball to reset under the elasticity effect, the migration shows to the oversheath surface initiatively, the technical staff can be at the unusual atress position of daily maintenance in-process discovery cable, and learn the size of unexpected atress, thereby the pertinence takes measures to protect the cable, the life of extension cable.
(2) The force-controlled magnetic ball comprises a framework spherical shell, an inner magnetic attraction ball and a support column, wherein the inner magnetic attraction ball is arranged at the center of the inner side of the framework spherical shell, the support column is connected between the framework spherical shell and the inner magnetic attraction ball, the inner magnetic attraction ball is close to one end of the force-developing cover and provided with a migration hole, the migration hole is internally and slidably connected with a matched magnetic pushing bag, an indirect pull wire is connected between the magnetic pushing bag and a sensing chain, the magnetic pushing bag is pulled to move towards the inner side of the migration hole through the indirect pull wire, and therefore the magnetic field size of the inner magnetic attraction ball is changed, and corresponding force display is performed on the color-developing magnetic ball acting on the outer side of the force-controlled magnetic ball.
(3) The ball is inhaled to interior magnetism includes outer magnetism layer that separates, ball and magnetic leakage cover in the magnetism is inhaled, the ball is inlayed and is connected in outer magnetism layer center department of separating in the magnetism, outer magnetism layer that separates is close to push away magnetism bag one end and has seted up accuse magnetism breach, the magnetic leakage cover is connected in the outside opening part of accuse magnetism breach, and it has the clearance of magnetizing to remain between ball in magnetic leakage cover and the magnetism is inhaled, the magnetic field of outer magnetism layer that separates under the normal condition can be used for the look to show magnetism ball through the magnetic leakage cover, after pushing away the magnetism bag and receiving the pull migration, change the magnetic field shielding scope of leaking magnetism cover department, the magnetic field intensity of magnetism layer weakens outside after the scope enlarges, thereby can stimulate different look to show magnetism balls and reset under the elastic force effect of elasticity reset wire and show.
(4) Push away the magnetic bag and include outer ejector pad, become magnetism package and many shaping silk, it is inboard in the migration hole to extrapolate the piece sliding connection, and extrapolate the piece and be connected with the indirect act as go-between, it connects in extrapolating the piece and is close to the one end of inhaling interior ball to become the magnetism, the shaping silk evenly connects between becoming magnetism package and inhaling interior ball, it plays the effect that the direction was migrated to extrapolate the piece, under the supporting role of shaping silk under normal condition, become magnetism package can realize partial magnetic shield in the migration hole setting, after outer ejector pad migration extrusion becomes magnetism package and overcomes the resistance of shaping silk, it can fill to the internal deformation of magnetic gap that charges to become magnetism package, and then enlarge the magnetic shield scope of leaking magnetism cover department.
(5) Become magnetism package and adopt elastic material to make hollow structure, and become magnetism package inside packing have pulverous high magnetic conductivity material and wax liquid, become magnetism package and can fully deform adaptation and magnetize the clearance to change the magnetic screen scope of magnetic leakage cover department, friction between the high magnetic conductivity material when the mix of wax liquid can reduce becomes magnetism package deformation down is favorable to becoming magnetism package smooth deformation adaptation.
(6) The mixing mass ratio of the high-permeability material to the wax liquid is 10-15:1, and the filling degree of the variable magnetic package is 90-95%, so that the variable magnetic package can have a sufficient magnetic shielding effect, and the deformation resistance is easy to reduce.
(7) The perception chain is including the initiative rope, protection core and power membrane, power membrane connection is in skeleton spherical shell inner, and power membrane only edge is connected with skeleton spherical shell, protection core inlays to be connected in power membrane center department, the initiative rope is connected between protection core and spacer ring, set up on the skeleton spherical shell with the line hole of initiative rope assorted walk, receive tensile back at the cable, there is the initiative rope perception to tensile and drag the deformation to power membrane, prevent simultaneously behind the protection core contact skeleton spherical shell inner wall that continue tensile, offset the pulling force that receives and prevent the overstretching, simultaneously after protecting core deformation through indirect act as go-between the synchro action of acting on and push away the magnetic capsule.
(8) The active rope is made of inelastic flexible materials, the protection core is made of high-strength hard materials, the power film is made of elastic materials, the inextensible elasticity of the active rope can sensitively sense the stretching condition of the cable, and meanwhile, the excessive tension is offset through the protection core and the force control magnetic ball.
(9) The color development cover comprises a transparent viewing sheet, an interconnecting cover and light shielding powder, the interconnecting cover is embedded and connected to the outer surface of the outer sheath, one end of the transparent viewing sheet is connected with the interconnecting cover, the other end of the interconnecting cover is sleeved on the force control magnetic ball, the light shielding powder is filled in the transparent viewing sheet, the interconnecting cover and the space surrounded by the force control magnetic ball are filled with the light shielding powder, the color development magnetic ball can be covered and covered by the light shielding powder under a normal state, the observation of technicians is prevented from being interfered, the light shielding powder is pushed away after the color development magnetic ball is migrated and reset, and the technicians can directly and clearly observe the color development magnetic ball through the interconnecting cover.
(10) The color development magnetosphere adopts the surface to scribble the magnetic material of colored paint and makes, and the size and the colour of color development magnetosphere are all inequality, the size of color development magnetosphere is big more and the magnetic attraction effect between the power accuse magnetosphere is stronger, consequently, the magnetic field at power accuse magnetosphere weakens the back, the less color development magnetosphere of magnetism receives the elastic force effect that the elasticity resets the silk earlier and resets, along with weakening gradually in magnetic field, bigger color development magnetosphere also can reset, thereby can be qualitative judge out this regional atress size of cable, and conveniently distinguish through the colour of difference.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of the structure of the power mask of the present invention;
FIG. 4 is a schematic structural diagram of a force-controlled magnetic ball according to the present invention;
FIG. 5 is a schematic structural view of the internal magnetic suction ball of the present invention in a normal state;
FIG. 6 is a schematic structural view of the internal magnetic suction ball in a stressed state.
The numbering in the figures illustrates:
the magnetic shielding cable comprises an outer sheath 1, a cable core 2, a partition ring 3, a force display cover 4, a transparent visual film 41, a communication cover 42, shading powder 43, a sensing chain 5, a driving rope 51, a protective core 52, a force driving film 53, a force control magnetic ball 6, a framework ball shell 61, a magnetic suction ball 62, an outer magnetic separation layer 621, a magnetic suction inner ball 622, a magnetic leakage sleeve 623, a supporting column 63, an elastic reset wire 7, a color magnetic development ball 8, a magnetic pushing bag 9, an outer pushing block 91, a magnetic changing bag 92, a shaping wire 93 and an indirect pull wire 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is to be understood that the embodiments described are merely exemplary embodiments, rather than exemplary embodiments, and that all other embodiments may be devised by those skilled in the art without departing from the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example 1:
please refer to fig. 1-2, a stressed self-display cable, which comprises an outer sheath 1, wherein the inner end of the outer sheath 1 is embedded and connected with a matched cable core 2, a plurality of evenly distributed spacing rings 3 are embedded and connected between the outer sheath 1 and the cable core 2, a plurality of force control magnetic balls 6 distributed around the cable core 2 in an annular array are arranged between the adjacent spacing rings 3, the force control magnetic balls 6 are also embedded and connected between the outer sheath 1 and the cable core 2, a sensing chain 5 is connected between the force control magnetic balls 6 and the spacing rings 3, a plurality of force display covers 4 corresponding to the force control magnetic balls 6 are embedded and connected on the outer surface of the outer sheath 1, and the force control magnetic balls 6 are inserted and arranged in the force display covers 4.
Referring to fig. 3, a plurality of color developing magnetic balls 8 are adsorbed on the end of the force control magnetic ball 6 close to the force display cover 4, and an elastic reset wire 7 is connected between the color developing magnetic balls 8 and the end of the force display cover 4 far from the force control magnetic ball 6.
Color development magnetism ball 8 adopts the surface to scribble the magnetic material of colored paint and makes, and color development magnetism ball 8's size and colour are all inequality, color development magnetism ball 8's size is big more and the magnetic attraction effect between the power accuse magnetism ball 6 is stronger, consequently, after the magnetic field of power accuse magnetism ball 6 weakens, the less color development magnetism ball 8 of magnetism receives the elastic force effect that elastic restoring wire 7 earlier and resets, along with weakening gradually in magnetic field, bigger color development magnetism ball 8 also can reset, thereby can be qualitative judge out this regional atress size of cable, and come convenient differentiation through different colours.
The color development cover 4 comprises a transparent viewing sheet 41, a communicating cover 42 and light-resistant powder 43, the communicating cover 42 is embedded and connected to the outer surface of the outer sheath 1, one end of the transparent viewing sheet 41 is connected with the communicating cover 42, the other end of the communicating cover 42 is sleeved on the force control magnetic ball 6, the light-resistant powder 43 is filled in the transparent viewing sheet 41, the communicating cover 42 and the space surrounded by the force control magnetic ball 6, the light-resistant powder 43 can cover and cover the color development magnetic ball 8 in a normal state, the observation of technical personnel is prevented from being interfered, the light-resistant powder 43 is ejected after the color development magnetic ball 8 is migrated and reset, the technical personnel can directly and clearly observe the color development magnetic ball 8 through the communicating cover 42.
Referring to fig. 4, the force control magnetic ball 6 includes a skeleton spherical shell 61, an inner magnetic absorption ball 62 and a support column 63, the inner magnetic absorption ball 62 is disposed at the center of the inner side of the skeleton spherical shell 61, the support column 63 is connected between the skeleton spherical shell 61 and the inner magnetic absorption ball 62, a migration hole is formed in one end, close to the display force cover 4, of the inner magnetic absorption ball 62, a matched push magnetic capsule 9 is connected in the migration hole in a sliding manner, an indirect pull wire 10 is connected between the push magnetic capsule 9 and the sensing chain 5, the push magnetic capsule 9 is pulled by the indirect pull wire 10 to move towards the inner side of the migration hole, so that the magnetic field of the inner magnetic absorption ball 62 is changed, and the magnetic field acts on the color display magnetic ball 8 outside the force control magnetic ball 6 to perform corresponding stress display.
The active rope 51 is made of non-elastic flexible materials, the protective core 52 is made of high-strength hard materials, the power film 53 is made of elastic materials, the tensile condition of the cable can be sensed sensitively through the non-stretchable elasticity of the active rope 51, and meanwhile, excessive tensile force is offset through the protective core 52 and the force control magnetic ball 6.
Referring to fig. 5-6, the inner magnetic attraction ball 62 includes an outer magnetic isolation layer 621, a magnetic attraction inner ball 622 and a magnetic leakage sleeve 623, the magnetic attraction inner ball 622 is connected to the center of the outer magnetic isolation layer 621 in an embedded manner, a magnetic control notch is formed in one end of the outer magnetic isolation layer 621 close to the magnetic pushing bag 9, the magnetic leakage sleeve 623 is connected to an outer opening of the magnetic control notch, a magnetizing gap is reserved between the magnetic leakage sleeve 623 and the magnetic attraction inner ball 622, in a normal state, a magnetic field of the outer magnetic isolation layer 621 can act on the color development magnetic ball 8 through the magnetic leakage sleeve 623, after the magnetic pushing bag 9 is pulled and moved, a magnetic field shielding range at the magnetic leakage sleeve 623 is changed, after the range is expanded, the magnetic field strength of the outer magnetic isolation layer 621 is weakened, and thus different color development magnetic balls 8 can be pulled to reset and display under the elastic force of the elastic reset wire 7.
The magnetism pushing bag 9 comprises an outer pushing block 91, a magnetism changing bag 92 and a plurality of shaping wires 93, the outer pushing block 91 is connected to the inner side of the migration hole in a sliding mode, the outer pushing block 91 is connected with the indirect pull wire 10, the magnetism changing bag 92 is connected to one end, close to the magnetic absorption inner ball 622, of the outer pushing block 91, the shaping wires 93 are evenly connected between the magnetism changing bag 92 and the magnetic absorption inner ball 622, the outer pushing block 91 plays a role in guiding migration, partial magnetic shielding can be achieved by the magnetism changing bag 92 in the migration hole in a shaping mode under the supporting effect of the shaping wires 93 in a normal state, after the resistance of the shaping wires 93 is overcome by the magnetism changing bag 92 in a migration and extrusion mode of the outer pushing block 91, the magnetism changing bag 92 can be deformed and filled into a magnetism charging gap, and the magnetic shielding range of the magnetism leakage sleeve 623 is further expanded.
Become magnetism package 92 and adopt elastic material to make hollow structure, and become magnetism package 92 inside packing have powdered high magnetic conductivity material and wax liquid, become magnetism package 92 can fully deform and adapt to the clearance of magnetizing to change the magnetic screen scope of magnetism leakage cover 623 department, can reduce the frictional force between the high magnetic conductivity material when becoming magnetism package 92 deformation under the mixture of wax liquid, be favorable to becoming magnetism package 92 smooth deformation adaptation.
The mixing mass ratio of the high-permeability material to the wax liquid is 10-15:1, and the filling degree of the variable magnetic package 92 is 90-95%, so that the variable magnetic package 92 can have a sufficient magnetic shielding effect, and the deformation resistance is easy to reduce.
The invention can arrange a plurality of segment rings 3 on the outer sheath 1 and the cable core 2 to serve as nodes, on one hand, the cable can be integrally reinforced, the phenomenon of over-stretching is not easy to occur under the condition of not interfering the normal use of the cable, on the other hand, the sensing chain 5 is connected with the force control magnetic ball 6 in the middle, once the cable is accidentally stressed, the force control magnetic ball 6 is pulled by the sensing chain 5, thereby forcing the interior of the force control magnetic ball 6 to trigger the magnetic field to converge, weakening the magnetic attraction of the force control magnetic ball 6, causing the color development magnetic ball 8 adsorbed on the force control magnetic ball 6 to reset under the action of the elastic force and move to the surface of the outer sheath 1 for active display, technicians can find the abnormal stress part of the cable in the daily maintenance process, and the magnitude of unexpected atress is learned to the pertinent measure of taking protects the cable, prolongs the life of cable.
The above are only preferred embodiments of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.
Claims (6)
1. The utility model provides a atress is from showing formula cable, includes oversheath (1), oversheath (1) the inner is inlayed and is connected with assorted cable core (2), its characterized in that: a plurality of evenly distributed partition ring (3) are embedded and connected between the outer sheath (1) and the cable core (2), a plurality of force control magnetic balls (6) distributed around the cable core (2) in an annular array are arranged between the adjacent partition rings (3), and the force control magnetic ball (6) is also embedded and connected between the outer sheath (1) and the cable core (2), a sensing chain (5) is connected between the force control magnetic ball (6) and the partition ring (3), the upper outer surface of the outer sheath (1) is embedded and connected with a plurality of force-developing covers (4) corresponding to the force-controlled magnetic balls (6), and the force control magnetic ball (6) is inserted in the power generation cover (4), one end of the force control magnetic ball (6) close to the power generation cover (4) is adsorbed with a plurality of color generation magnetic balls (8), an elastic reset wire (7) is connected between the color development magnetic ball (8) and one end of the development force cover (4) far away from the force control magnetic ball (6);
the force control magnetic ball (6) comprises a framework ball shell (61), an inner magnetic suction ball (62) and a support column (63), the inner magnetic suction ball (62) is arranged at the center of the inner side of the framework ball shell (61), the support column (63) is connected between the framework ball shell (61) and the inner magnetic suction ball (62), one end, close to the display cover (4), of the inner magnetic suction ball (62) is provided with a migration hole, a matched magnetic pushing bag (9) is connected in the migration hole in a sliding mode, and an indirect pull wire (10) is connected between the magnetic pushing bag (9) and the sensing chain (5);
the sensing chain (5) comprises an active rope (51), a protective core (52) and a dynamic membrane (53), the dynamic membrane (53) is connected to the inner end of the framework spherical shell (61), only the edge of the dynamic membrane (53) is connected with the framework spherical shell (61), the protective core (52) is connected to the center of the dynamic membrane (53) in an embedded mode, the active rope (51) is connected between the protective core (52) and the partition section ring (3), and a wiring hole matched with the active rope (51) is formed in the framework spherical shell (61);
the power display cover (4) comprises a transparent vision sheet (41), a communicating cover (42) and light-shielding powder (43), the communicating cover (42) is connected to the outer surface of the outer sheath (1) in an embedded mode, one end of the transparent vision sheet (41) is connected with the communicating cover (42), the other end of the communicating cover (42) is sleeved on the force control magnetic ball (6), and the light-shielding powder (43) is filled in a space surrounded by the transparent vision sheet (41), the communicating cover (42) and the force control magnetic ball (6);
the color development magnetic ball (8) is made of a magnetic material coated with colored paint on the surface, and the size and the color of the color development magnetic ball (8) are different.
2. The self-displaying cable according to claim 1, wherein: interior magnetism is inhaled ball (62) and is inhaled interior ball (622) and magnetic leakage cover (623) including outer magnetic layer (621), magnetism is inhaled interior ball (622) and is inlayed and connect in outer magnetic layer (621) center department of separating, outer magnetic layer (621) of separating is close to push away magnetism bag (9) one end and has seted up the accuse magnetic gap, magnetism leakage cover (623) are connected in the outside opening part of accuse magnetic gap, and magnetism leakage cover (623) and magnetism are inhaled and remain between interior ball (622) and fill the magnetism clearance.
3. The self-displaying cable according to claim 2, wherein: push away magnetism bag (9) and include outer ejector pad (91), become magnetism package (92) and many shaping silk (93), outer ejector pad (91) sliding connection is inboard in the migration hole, and outer ejector pad (91) is connected with indirect stay wire (10), become magnetism package (92) and connect in outer ejector pad (91) and be close to the one end of magnetism interior ball (622), shaping silk (93) evenly connect in become magnetism package (92) and magnetism inhale between interior ball (622).
4. The self-displaying cable according to claim 3, wherein: the variable magnetic package (92) is made of an elastic material into a hollow structure, and the variable magnetic package (92) is filled with a powdery high-permeability material and wax liquid.
5. The self-displaying cable according to claim 4, wherein: the mixing mass ratio of the high-permeability material to the wax liquid is 10-15:1, and the filling degree of the variable magnetic package (92) is 90-95%.
6. The self-displaying cable according to claim 1, wherein: the driving rope (51) is made of non-elastic flexible materials, the protective core (52) is made of high-strength hard materials, and the power moving film (53) is made of elastic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110495758.7A CN113161063B (en) | 2021-05-07 | 2021-05-07 | Stress self-display type cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110495758.7A CN113161063B (en) | 2021-05-07 | 2021-05-07 | Stress self-display type cable |
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| Publication Number | Publication Date |
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| CN113161063A CN113161063A (en) | 2021-07-23 |
| CN113161063B true CN113161063B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110495758.7A Active CN113161063B (en) | 2021-05-07 | 2021-05-07 | Stress self-display type cable |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113832755B (en) * | 2021-07-26 | 2023-07-28 | 王贵忠 | Color-changing and force-displaying type rope |
| CN114413743A (en) * | 2022-01-21 | 2022-04-29 | 米莱特智能科技(深圳)有限公司 | Automatic alarm device for electric power detection |
| CN114992527A (en) * | 2022-02-25 | 2022-09-02 | 李会昌 | Color-changing early warning type corrugated pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102017209776B4 (en) * | 2017-06-09 | 2022-10-13 | Leoni Kabel Gmbh | Flexible electrical cable |
| CN112117037B (en) * | 2020-09-07 | 2021-11-02 | 承德可得电子有限责任公司 | Inner-waveform tensile anti-bending cable based on reserved length |
| CN112117038B (en) * | 2020-09-07 | 2021-12-14 | 山东万达海缆有限公司 | Low-temperature-resistant sheath suitable for underground embedded cable |
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Effective date of registration: 20220624 Address after: 241000 No.1, Hualing Avenue, longan industrial zone, Wuwei County, Wuhu City, Anhui Province Applicant after: ANHUI HUALING CABLE GROUP Co.,Ltd. Address before: 154600 No.125, Jinsong Road, Xinxing District, Qitaihe City, Heilongjiang Province Applicant before: Xie Huan |
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