CN113451843B - High-safety cable with self-disconnection function - Google Patents
High-safety cable with self-disconnection function Download PDFInfo
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- CN113451843B CN113451843B CN202111021083.9A CN202111021083A CN113451843B CN 113451843 B CN113451843 B CN 113451843B CN 202111021083 A CN202111021083 A CN 202111021083A CN 113451843 B CN113451843 B CN 113451843B
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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
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
- H01R13/633—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only
- H01R13/635—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances for disengagement only by mechanical pressure, e.g. spring force
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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
- H01R13/46—Bases; Cases
- H01R13/465—Identification means, e.g. labels, tags, markings
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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
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/005—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure requiring successive relative motions to complete the coupling, e.g. bayonet type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
Abstract
The invention discloses a high-safety cable with a self-breaking function, belonging to the technical field of cables, wherein through the arrangement of a constant-heat breaking piece, when the temperature of a cable body is overhigh, an overheated self-soft body can be heated and softened, so that a breaking elastic rope can rebound to drive two connecting plugs to be separated from a cable connecting piece, and further the connection between two cable bodies is broken, so that the cable has the function of automatically breaking the connection when the temperature is overhigh, the temperature of the cable is prevented from further rising due to load current, the safety performance is improved, an easy-checking reminding piece with a reminding function is arranged, the breaking of the connection between the cable bodies can cause the power failure, the attention of related personnel is brought, the reminding function of the easy-checking reminding piece is combined, the related personnel can quickly find the problem of overhigh temperature of the cable, and the invention not only can be beneficial to the checking of line faults, the troubleshooting efficiency is improved, and the maintenance efficiency of workers on the cable can also be improved.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a high-safety cable with a self-disconnection function.
Background
A cable is a conductor used to transmit power or information from one place to another, and is generally composed of several parts, such as a cable core, a reinforcing steel wire, a filler and a sheath. The cable is an indispensable basic equipment for transmitting energy and information, and from now of social informatization and rapid development of electrification, the cable becomes one of the most important basic products in economic construction, the cable industry is a matching industry, the product must meet the requirements of main industries of national economy on the performance of the cable, the national economy determines that most industries are related to the cable, and the industrial status is very important.
When load current passes through the cable, can make the cable produce certain heat, in the use of cable, easily because of reasons such as load is too big, cable model selection is improper, the range is too intensive, the ventilation cooling effect is poor, be close to the heat source, and lead to the cable high temperature, the actual temperature of cable is higher than safe use temperature promptly, if can not in time discover and make the processing, leads to serious consequence easily.
The cable among the prior art, when its temperature was too high, unable automatic disconnection connects, because the electric current can produce the heat when passing through the cable, the temperature that leads to the cable easily further risees, not only can make the cable impaired, scrap, still damage load equipment easily, when serious, can initiate the conflagration even, the security performance is lower, though, can be equipped with air switch usually among the cable run, the equipment of protection circuit such as earth-leakage protector, but this type of equipment only can be usually at the short circuit, overload, automatic power shutoff when leaking electricity, nevertheless lead to too high reason of cable temperature more, air switch, earth-leakage protector can't play effective guard action under many circumstances. Therefore, we propose a high-safety cable having a self-disconnection function.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a high-safety cable with a self-disconnection function, through the arrangement of an equal-heat contact-disconnection piece, when the temperature of a cable body is overhigh, an overheated self-soft body can be heated and softened, so that a contact-disconnection elastic rope can rebound to drive two connecting plugs to be separated from a cable connecting piece, and further the connection between two cable bodies is disconnected, so that the cable in the invention has the function of automatically disconnecting when the temperature is overhigh, the temperature of the cable is prevented from being further increased due to load current, the safety performance is greatly improved, an interest reminding piece with a reminding function is arranged, the disconnection of the connection between the cable bodies can cause power failure, and the attention of related personnel is brought, and the reminding function of the interest reminding piece is combined, so that related personnel can quickly find the problem of overhigh temperature of the cable, the cable inspection device has the advantages that the cable inspection device can be used for facilitating the inspection of line faults, improving the inspection efficiency, improving the maintenance efficiency of workers to cables and improving the practicability.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A high-safety cable with a self-breaking function comprises a self-breaking adjusting box and two sections of cable bodies, wherein a cable connecting piece is fixedly arranged in the self-breaking adjusting box, one end of each of the two sections of cable bodies penetrates through the outer wall of the self-breaking adjusting box in a sliding mode and extends into the self-breaking adjusting box, connecting plugs are fixedly connected with the connecting plugs, the connecting plugs are movably inserted into the cable connecting piece, an equal thermal contact breaking piece is arranged above the cable connecting piece and comprises a thermal insulation box body, the thermal insulation box body is fixedly arranged at the top end of the self-breaking adjusting box, an overheating self-soft body is filled in the thermal insulation box body and is made of paraffin, heat-conducting sliding rods penetrate through the outer walls on the two sides of the thermal insulation box body, one ends of the heat-conducting sliding rods, located in the thermal insulation box body, are fixedly connected with heat-insulating sliding rods matched with the heat-conducting sliding rods, and heat-conducting ropes are arranged on the two sides of the thermal insulation box body, two the one end of heat conduction rope is embedded into the inside of two cable bodies respectively, and the other end of two heat conduction ropes all runs through the outer wall of heat preservation box body and extends to insert overheated from the software in, two the equal fixedly connected with connecting rod of one end of heat conduction slide bar, two the connecting rod respectively with two connecting plug fixed connection, fixedly connected with touches disconnected elasticity rope between the inner wall of connecting rod and the automatic-break regulating box, it is in tensile state to touch disconnected elasticity rope, the top of automatic-break regulating box sets up the favourable warning piece of looking into.
Furthermore, the interest reminding piece comprises a transparent cylinder, a shading cylinder, a reflective reminding post, a supporting slide bar, an elastic air bag and a linkage rod, wherein the transparent cylinder is fixedly arranged at the top end of the automatic-breaking adjusting box, the shading cylinder is fixedly connected to the top end of the transparent cylinder, and the top end of the shading cylinder is in a sealing shape.
Further, be provided with reflection of light in the shading barrel and remind the post, the bottom fixedly connected with of reflection of light is reminded the post and is supported the slide bar, it slides and runs through the top outer wall of autotomying regulating box and extends to in the autotomying regulating box to support the slide bar.
Furthermore, the elastic air bag is arranged inside the self-breaking adjusting box, and the bottom end of the supporting sliding rod is abutted to the elastic air bag.
Further, equal fixedly connected with gangbar, two on the outer wall of elasticity gasbag both sides the gangbar respectively with two connecting rod fixed connection, transparent barrel adopts transparent material to make, the shading barrel adopts light-tight material to make, the post is reminded in the reflection of light adopts reflective material to make, reminds the setting of piece through the benefit to the investigation, when cable temperature is too high makes two connecting rod antiport, can drive two gangbars and stretch the elasticity gasbag, makes the elasticity gasbag stretched and flatten to make the reflection of light remind the post and can move down and fall into to transparent barrel, make the benefit to the investigation and remind the piece to have a warning function, relevant staff's accessible observes the reflection of light phenomenon that the post was reminded in the reflection of light, deduces the cable at here and is in the off-state, and then is favorable to the investigation of staff to circuit fault.
Furthermore, one end of the heat-insulating slide rod is fixedly connected with a reinforcing block, the heat-insulating slide rod and the reinforcing block are both embedded in an overheating self-soft body, the overheating self-soft body can be in heat conduction connection with the cable body under the heat conduction effect of the heat-conducting rope through the arrangement of the equal-heat touch-breaking piece, so that the temperature of the cable body is kept synchronous with that of the overheating self-soft body, when the temperature of the cable body is overhigh and the overheating self-soft body reaches a softening point, the overheating self-soft body is heated and softened, the softened overheating self-soft body loses the limiting effect on the heat-conducting slide rod, the heat-insulating slide rod and the reinforcing block, the heat-conducting slide rod, the heat-insulating slide rod and the reinforcing block can extrude the softened overheating self-soft body and slide, the touch-breaking elastic rope can rebound, the heat-conducting slide rod, the heat-insulating slide rod and the reinforcing block are driven to slide outside the heat-insulating box body, the two connecting rods are driven to move in opposite directions, and the two connecting plugs are separated from the cable connecting piece, and the connection between the two cable bodies is disconnected, so that the cable has a self-disconnection function, the temperature of the cable can be effectively prevented from being further increased due to load current, and the safety performance is greatly improved.
Furthermore, the outer wall of the heat conduction rope is sleeved with a heat insulation soft sleeve, one end of the heat insulation soft sleeve is fixedly connected with the heat insulation box body, the other end of the heat insulation soft sleeve is fixedly connected with the cable body, and the heat insulation soft sleeve can play a role in heat insulation in the heat conduction process of the heat conduction rope, so that the temperature synchronization rate between the cable body and the overheating self-soft body is ensured.
Further, the heat conduction slide bar is connected with the outer wall sliding sealing of heat preservation box body, the top of heat conduction slide bar is provided with the heat dissipation stick, the heat dissipation stick runs through the outer wall of self-breaking regulating box and extends to the outside of self-breaking regulating box.
Further, the heat dissipation stick, heat conduction slide bar adopt the heat conduction material to make, heat preservation box body, thermal-insulated slide bar adopt thermal insulation material to make, the bottom and the heat conduction slide bar of heat dissipation stick offset, through the setting of heat conduction slide bar, thermal-insulated slide bar, heat dissipation stick, when the cable high temperature made heat conduction slide bar, thermal-insulated slide bar, the reinforcing block outwards removed, the heat conduction slide bar can remove completely outside the heat preservation box body, and the heat dissipation stick can break away from with the heat conduction slide bar and change into and offset with thermal-insulated slide bar, under the thermal-insulated effect of heat preservation box body, thermal-insulated slide bar, can reduce overheated heat transfer between software and the external world by a wide margin to can effectively prolong overheated time that is in the softened state from the software, and then be favorable to follow-up resetting to heat conduction slide bar, thermal-insulated slide bar, reinforcing block etc..
Furthermore, one side of the connecting rod, which is far away from the heat conducting sliding rod, is fixedly connected with a handle rod, the handle rod penetrates through the outer wall of the self-breaking adjusting box in a sliding manner and extends to the outer part of the self-breaking adjusting box, the outer wall of the top end of the self-breaking adjusting box is provided with two clamping screw rods in a penetrating manner, the two clamping screw rods are respectively matched with the two connecting rods and are in sliding connection with the outer wall of the self-breaking adjusting box, after the self-breaking function is triggered through the arrangement of the handle rod and the clamping screw rods, relevant workers can push the connecting rods through the handle rod to reset the heat conducting sliding rod, the heat insulating sliding rod and the reinforcing block and enable the touch elastic rope to be stretched again, then the clamping screw rods are rotated to move in the self-breaking adjusting box and clamp the connecting rods, so that the handle rod can be loosened and wait for the overheating self-soft cooling hardening, and after the overheating self-soft cooling hardening, the clamping screw rods are reversely rotated to reset, the self-disconnection function of the cable can be recovered, so that the self-disconnection function of the cable can be triggered repeatedly, and the practicability is improved.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the scheme, through the arrangement of the thermal trip piece, when the temperature of the cable body is overhigh, the overheating self-soft body is heated and softened, so that the trip elastic rope can rebound to drive the two connecting plugs to be separated from the cable connecting piece, and further the connection between the two cable bodies is disconnected, so that the cable has the function of automatically disconnecting when the temperature is overhigh, the temperature of the cable is prevented from further rising due to load current, the safety performance is greatly improved, the cable is provided with the inspection facilitating reminding piece with the reminding function, the disconnection between the cable bodies can cause power failure, the attention of related personnel is attracted, the related personnel can rapidly find the problem of overhigh temperature by combining the reminding function of the inspection facilitating reminding piece, the inspection efficiency is improved, and the maintenance efficiency of the personnel on the cable is improved, the practicability is improved.
(2) Through the arrangement of the equal thermal touch-breaking piece, the overheating self-soft body can establish heat conduction connection with the cable body under the heat conduction effect of the heat conduction rope, so that the temperature of the cable body and the overheating self-soft body are kept synchronous, when the temperature of the cable body is overhigh and the overheating self-soft body reaches a softening point, the overheating self-soft body is heated and softened, the softened overheating self-soft body loses the limiting effect on the heat conduction sliding rod, the heat insulation sliding rod and the reinforcing block, the heat conduction sliding rod, the heat insulation sliding rod and the reinforcing block can extrude the softened overheating self-soft body to slide, so that the touch-breaking elastic rope can rebound, the heat conduction sliding rod, the heat insulation sliding rod and the reinforcing block are driven to slide outwards of the heat preservation box body, the two connecting rods are driven to move reversely, the two connecting plugs are separated from the cable connecting piece, and the connection between the two cable bodies is broken, and the cable in the invention has the function of self-breaking, therefore, the temperature of the cable can be effectively prevented from being further increased due to the load current, and the safety performance is greatly improved.
(3) The cover is equipped with thermal-insulated soft cover on the outer wall of heat conduction rope, thermal-insulated soft cover's one end and insulation box body fixed connection, and the other end and cable body fixed connection, thermal-insulated soft cover can play a thermal-insulated heat retaining effect at the heat conduction in-process of heat conduction rope to guarantee cable body, overheated temperature synchronous rate from between the software.
(4) Through the heat conduction slide bar, thermal-insulated slide bar, the setting of radiating rod, the cable high temperature makes the heat conduction slide bar, thermal-insulated slide bar, when the reinforcing block outwards removed, the heat conduction slide bar can remove completely outside the heat preservation box body, and the radiating rod can break away from with the heat conduction slide bar and change into and offset with thermal-insulated slide bar, under the heat preservation box body, the thermal-insulated effect of thermal-insulated slide bar, can reduce the heat transfer of overheated self-software and external world by a wide margin, thereby can effectively prolong overheated time in the softened state from the software, and then be favorable to follow-up to the heat conduction slide bar, thermal-insulated slide bar, the restoring to the throne of reinforcing block etc..
(5) Through the setting of the warning piece of the benefit investigation, when the cable high temperature made two connecting rods reverse movement, can drive two link levers and stretch the elasticity gasbag, make the elasticity gasbag stretched and become flat, thereby make reflection of light remind the post can move down and fall into to transparent barrel, make the benefit to investigate and remind the piece and have a warning function, relevant staff's accessible observes the reflection of light phenomenon that the post was reminded in the reflection of light, deduces that the cable of here is in the off-state, and then be favorable to the staff to the investigation of line fault.
(6) Through the handle bar, the setting of screens screw rod, after the function of breaking certainly triggers, relevant staff's accessible handle bar promotes the connecting rod, make heat conduction slide bar, thermal-insulated slide bar, the anchor block resets, and make and touch disconnected elasticity rope stretched again, then rotatory screens screw rod, make the screens screw rod remove and block the connecting rod to the regulation incasement that breaks certainly, can loosen the handle bar and wait for overheated from the software cooling hardening, and after overheated from the software cooling hardening, reverse screens screw rod makes it reset, can resume the function of breaking certainly of cable, make the function of breaking certainly of cable can trigger repeatedly, and the practicality is improved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the self-breaking regulating box according to the present invention;
FIG. 3 is a schematic front view of an isometric thermal break of the present invention;
FIG. 4 is a schematic cross-sectional view of the thermal insulation case of the present invention;
FIG. 5 is a schematic front view of a recall of the present invention;
FIG. 6 is a schematic cross-sectional view of the transparent barrel according to the present invention;
FIG. 7 is a schematic diagram showing the change of the shape of the insulating box when the temperature of the cable body is too high;
FIG. 8 is a schematic view showing the change of the shape of the cable connecting member when the temperature of the cable body is too high according to the present invention;
FIG. 9 is an enlarged view of the structure of FIG. 8 at A in accordance with the present invention;
FIG. 10 is a schematic diagram showing the change of the image shape of the transparent cylinder when the temperature of the cable body is too high.
The reference numbers in the figures illustrate:
001. a cable body; 101. a self-breaking regulating box; 102. a cable connector; 103. a connecting plug; 002. waiting for thermal contact to break; 201. a heat preservation box body; 202. overheating from soft bodies; 203. a heat conducting slide bar; 204. a heat-insulating slide bar; 205. a reinforcing block; 206. a heat conducting cord; 207. a heat insulation soft sleeve; 208. a heat dissipation rod; 209. a connecting rod; 210. breaking the elastic rope by touch; 211. a handle bar; 212. a clamping screw rod; 003. a favorable survey prompt; 301. a transparent cylinder; 302. a light-shielding cylinder; 303. a reflective reminding post; 304. supporting the sliding rod; 305. an elastic air bag; 306. a linkage rod.
Detailed Description
The technical solution 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 obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within 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 specific cases to those skilled in the art.
Example 1:
referring to fig. 1-10, a high-safety cable with a self-breaking function comprises a self-breaking adjusting box 101 and two cable bodies 001, wherein a cable connector 102 is fixedly installed in the self-breaking adjusting box 101, one end of each of the two cable bodies 001 slidably penetrates through the outer wall of the self-breaking adjusting box 101 and extends into the self-breaking adjusting box 101, and is fixedly connected with a connecting plug 103, the two connecting plugs 103 are movably inserted into the cable connector 102, a thermal break member 002 is arranged above the cable connector 102, the thermal break member 002 comprises a thermal insulation box 201, the thermal insulation box 201 is fixedly installed at the top end of the self-breaking adjusting box 101, an overheating self-soft body 202 is filled in the thermal insulation box 201, the overheating self-soft body 202 is made of paraffin, heat conducting sliding rods 203 are respectively penetratingly installed on the outer walls on the two sides of the thermal insulation box 201, and one end of the heat conducting sliding rod 203, which is located in the thermal insulation box 201, is fixedly connected with a heat insulation sliding rod 204 matched with the thermal insulation sliding rod, heat preservation box body 201 both sides all are provided with heat conduction rope 206, the one end of two heat conduction ropes 206 is embedded into the inside of two cable body 001 respectively, and the other end of two heat conduction ropes 206 all runs through the outer wall of heat preservation box body 201 and extends to insert overheated from software 202, the equal fixedly connected with connecting rod 209 of one end of two heat conduction slide bars 203, two connecting rod 209 respectively with two connecting plug 103 fixed connection, connecting rod 209 touches disconnected elasticity rope 210 with fixedly connected with between the inner wall of disconnected regulating box 101, touch disconnected elasticity rope 210 and be in tensile state.
Referring to fig. 2-4 and 7-8, a reinforcing block 205 is fixedly connected to one end of the heat-insulating sliding rod 204, the heat-insulating sliding rod 204 and the reinforcing block 205 are embedded in the self-overheating soft body 202, and by setting the thermal contact member 002, the self-overheating soft body 202 can establish a thermal conductive connection with the cable body 001 under the thermal conductive action of the heat-conductive rope 206, so that the temperature of the cable body 001 and the self-overheating soft body 202 are kept synchronous, when the temperature of the cable body 001 is too high and the self-overheating soft body 202 reaches a softening point, as shown in fig. 7, the self-overheating soft body 202 is heated and softened, the softened self-overheating soft body 202 loses the limiting action on the heat-conductive sliding rod 203, the heat-insulating sliding rod 204 and the reinforcing block 205, and the heat-conductive sliding rod 203, the heat-insulating sliding rod 204 and the reinforcing block 205 are pressed and softened from the soft body 202 and can slide, as shown in fig. 8, so that the elastic contact rope 210 can be rebounded, thereby driving the heat-conductive sliding rod 203, the heat-insulating sliding rod 204, and the heat-insulating sliding rod 202, The heat insulation sliding rod 204 and the reinforcing block 205 slide towards the outside of the heat insulation box body 201 and drive the two connecting rods 209 to move in opposite directions, so that the two connecting plugs 103 are separated from the cable connecting piece 102, and the connection between the two cable bodies 001 is disconnected, and the cable has a self-disconnection function, so that the temperature of the cable can be effectively prevented from being further increased due to load current, and the safety performance is greatly improved.
The overheating self-body 202 is made of paraffin, the softening points of different types of paraffin are different, and those skilled in the art can adjust the overheating self-body according to the safe use temperature of the cable body 001, and select the paraffin with the proper softening point to make the thermal contact breaking member 002, so that when the temperature of the cable body 001 exceeds the safe use temperature, the thermal contact breaking member 002 can be softened by heat, and further trigger the self-breaking function.
Referring to fig. 2-4, the outer wall of the heat conducting rope 206 is sleeved with a heat insulating soft sleeve 207, one end of the heat insulating soft sleeve 207 is fixedly connected with the heat insulating box 201, and the other end is fixedly connected with the cable body 001, and the heat insulating soft sleeve 207 can play a role of heat insulation in the heat conducting process of the heat conducting rope 206, so as to ensure the temperature synchronization rate between the cable body 001 and the overheating self-soft body 202.
Referring to fig. 2-4 and fig. 9, the heat conducting sliding rod 203 is connected with the outer wall of the heat preservation box 201 in a sliding and sealing manner, the heat dissipating rod 208 is disposed above the heat conducting sliding rod 203, the heat dissipating rod 208 penetrates through the outer wall of the self-breaking adjusting box 101 and extends to the outside of the self-breaking adjusting box 101, the heat dissipating rod 208 and the heat conducting sliding rod 203 are made of heat conducting materials, the heat preservation box 201 and the heat insulating sliding rod 204 are made of heat insulating materials, the bottom end of the heat dissipating rod 208 abuts against the heat conducting sliding rod 203, the heat insulating sliding rod 204 and the reinforcing block 205 move outwards due to the over-high cable temperature, the heat conducting sliding rod 203 moves completely out of the heat preservation box 201, the heat dissipating rod 208 disengages from the heat conducting sliding rod 203 and is changed to abut against the heat insulating sliding rod 204, and the heat transfer between the soft body 202 and the outside can be greatly reduced under the heat insulating effect of the heat preservation box 201 and the heat insulating sliding rod 204, therefore, the time of the soft body 202 in a softening state due to overheating can be effectively prolonged, and the subsequent resetting of the heat conduction sliding rod 203, the heat insulation sliding rod 204, the reinforcing block 205 and the like is facilitated.
Referring to fig. 2 and 5-6, a favorable inspection reminder 003 is disposed at the top end of the self-breaking adjusting box 101, the favorable inspection reminder 003 includes a transparent cylinder 301, a light-shielding cylinder 302, a light-reflecting reminding post 303, a supporting slide bar 304, an elastic airbag 305, and a linkage rod 306, the transparent cylinder 301 is fixedly mounted at the top end of the self-breaking adjusting box 101, the light-shielding cylinder 302 is fixedly connected to the top end of the transparent cylinder 301, the top end of the light-shielding cylinder 302 is set to be in a closed shape, the light-reflecting reminding post 303 is disposed in the light-shielding cylinder 302, the supporting slide bar 304 is fixedly connected to the bottom end of the light-reflecting reminding post 303, the supporting slide bar 304 slidably penetrates through the outer wall of the top end of the self-breaking adjusting box 101 and extends into the self-breaking adjusting box 101, the elastic airbag 305 is disposed inside the self-breaking adjusting box 101, and the bottom end of the supporting slide bar 304 abuts against the elastic airbag 305.
Referring to fig. 2, 6, 8 and 10, the outer walls of the two sides of the elastic air bag 305 are fixedly connected with the linkage rods 306, the two linkage rods 306 are respectively and fixedly connected with the two connecting rods 209, the transparent cylinder 301 is made of transparent material, the light-shielding cylinder 302 is made of opaque material, the light-reflecting reminding post 303 is made of light-reflecting material, through the arrangement of the benefit check reminding piece 003, when the temperature of the cable is too high and the two connecting rods 209 move in opposite directions, as shown in fig. 8, the two linkage rods 306 are driven to stretch the elastic air bag 305, so that the elastic air bag 305 is stretched and flattened, as shown in fig. 10, the light-reflecting reminding post 303 can move downwards and fall into the transparent cylinder 301, so that the benefit check reminding piece 003 has a reminding function, and relevant workers can deduce that the cable at the position is in a disconnected state by observing the light-reflecting phenomenon of the light-reflecting reminding post 303, and further is beneficial to the troubleshooting of the line fault by the working personnel.
Referring to fig. 2, a handle 211 is fixedly connected to a side of the connecting rod 209 far from the heat-conducting sliding rod 203, the handle 211 slidably penetrates through an outer wall of the self-breaking adjusting box 101 and extends to an outer portion of the self-breaking adjusting box 101, two clamping screws 212 are disposed on an outer wall of a top end of the self-breaking adjusting box 101, the two clamping screws 212 are respectively matched with the two connecting rods 209, the clamping screws 212 are slidably connected with an outer wall of the self-breaking adjusting box 101, and after the self-breaking function is triggered by the arrangement of the handle 211 and the clamping screws 212, a relevant worker can push the connecting rod 209 through the handle 211 to reset the heat-conducting sliding rod 203, the heat-insulating sliding rod 204 and the reinforcing block 205, and the touch-breaking elastic rope 210 is stretched again, and then rotate the clamping screws 212 to move the clamping screws 212 into the self-breaking adjusting box 101 and clamp the connecting rod 209, so that the handle 211 can be loosened and wait for the overheating self-breaking adjusting box 202 to be cooled and hardened, after the soft body 202 is cooled and hardened due to overheating, the clamping screw 212 is reversed to reset, so that the self-disconnection function of the cable can be recovered, the self-disconnection function of the cable can be triggered repeatedly, and the practicability is improved.
According to the invention, through the arrangement of the thermal break-off piece 002, when the temperature of the cable body 001 is too high, the overheating self-soft body 202 is heated and softened, so that the break-off elastic rope 210 can rebound to drive the two connecting plugs 103 to be separated from the cable connecting piece 102, and further the connection between the two cable bodies 001 is broken, so that the cable in the invention has the function of automatically breaking the connection when the temperature is too high, the temperature of the cable is prevented from further rising due to load current, the safety performance is greatly improved, the inspection facilitating reminding piece 003 with the reminding function is arranged, the disconnection between the cable bodies 001 can cause power failure, and the attention of related personnel is brought to the relevant personnel, and the reminding function of the inspection facilitating reminding piece 003 is combined, so that the related personnel can rapidly find the problem of the too high temperature of the cable, the inspection efficiency is improved, and the maintenance efficiency of the personnel on the cable can be improved, the practicability is improved.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (6)
1. A high security cable with from function of breaking, includes from disconnected regulating box (101) and two sections cable bodies (001), its characterized in that: the cable self-breaking adjusting box is characterized in that a cable connecting piece (102) is fixedly arranged in the self-breaking adjusting box (101), one end of a cable body (001) slides to penetrate through the outer wall of the self-breaking adjusting box (101) and extends into the self-breaking adjusting box (101), a connecting plug (103) is fixedly connected with the two ends of the cable body (001), the connecting plug (103) is movably connected with the cable connecting piece (102) in an inserting mode, an equal thermal contact breaking piece (002) is arranged above the cable connecting piece (102), the equal thermal contact breaking piece (002) comprises a heat preservation box body (201), the heat preservation box body (201) is fixedly arranged at the top end of the self-breaking adjusting box (101), an overheating self-soft body (202) is filled in the heat preservation box body (201), the overheating self-soft body (202) is made of paraffin, heat conducting sliding rods (203) penetrate through the outer walls on the two sides of the heat preservation box body (201), one end, located in the heat preservation box body (201), of the heat conducting sliding rods (203), is fixedly connected with heat insulating sliding rods (204) matched with the heat insulating sliding rods (204), heat preservation box body (201) both sides all are provided with heat conduction rope (206), two the one end of heat conduction rope (206) is embedded into the inside to two cable bodies (001) respectively, and the other end of two heat conduction ropes (206) all runs through the outer wall of heat preservation box body (201) and extends to insert overheated from software (202), two the equal fixedly connected with connecting rod (209) of one end of heat conduction slide bar (203), two connecting rod (209) respectively with two connecting plug (103) fixed connection, fixedly connected with touches disconnected elasticity rope (210) between connecting rod (209) and the inner wall of autotomatically adjusting box (101), touch disconnected elasticity rope (210) and be in tensile state, the top of autotomatically adjusting box (101) sets up favourable investigation and reminds piece (003), favourable investigation reminds piece (003) including transparent barrel (301), shading barrel (302), reflection of light and reminds post (303), Support slide bar (304), elastic air bag (305), gangbar (306), the fixed mounting of transparent barrel (301) is on the top of disconnected regulating box (101), the top fixedly connected with shading barrel (302) of transparent barrel (301), the top of shading barrel (302) sets up to the shape of the mouth that seals, be provided with reflection of light in the shading barrel (302) and remind post (303), the bottom fixedly connected with of reflection of light warning post (303) supports slide bar (304), support slide bar (304) and slide and run through the top outer wall of disconnected regulating box (101) and extend to in disconnected regulating box (101), elastic air bag (305) set up in the inside of disconnected regulating box (101), the bottom and elastic air bag (305) of support slide bar (304) offset, transparent barrel (301) adopt transparent material to make, shading barrel (302) adopt light tight material to make, the light-reflecting reminding post (303) is made of light-reflecting materials, the outer walls of two sides of the elastic air bag (305) are fixedly connected with linkage rods (306), and the linkage rods (306) are fixedly connected with two connecting rods (209) respectively.
2. A high-safety cable with a self-disconnection function according to claim 1, wherein: one end of the heat insulation sliding rod (204) is fixedly connected with a reinforcing block (205), and the heat insulation sliding rod (204) and the reinforcing block (205) are both embedded in the overheating self-soft body (202).
3. A high-safety cable with a self-disconnection function according to claim 1, wherein: the outer wall of the heat conducting rope (206) is sleeved with a heat insulation soft sleeve (207), one end of the heat insulation soft sleeve (207) is fixedly connected with the heat insulation box body (201), and the other end of the heat insulation soft sleeve is fixedly connected with the cable body (001).
4. A high-safety cable with a self-disconnection function according to claim 1, wherein: the heat conduction slide bar (203) is connected with the outer wall of the heat preservation box body (201) in a sliding and sealing mode, a heat dissipation rod (208) is arranged above the heat conduction slide bar (203), and the heat dissipation rod (208) penetrates through the outer wall of the self-breaking adjusting box (101) and extends to the outside of the self-breaking adjusting box (101).
5. A high-safety cable with a self-disconnection function according to claim 4, wherein: the heat dissipation rod (208) and the heat conduction sliding rod (203) are made of heat conduction materials, the heat preservation box body (201) and the heat insulation sliding rod (204) are made of heat insulation materials, and the bottom end of the heat dissipation rod (208) is abutted to the heat conduction sliding rod (203).
6. A high-safety cable with a self-disconnection function according to claim 1, wherein: one side fixedly connected with handle bar (211) of heat conduction slide bar (203) is kept away from in connecting rod (209), handle bar (211) slide run through from the outer wall of disconnected regulating box (101) and extend to the outside from disconnected regulating box (101), run through on the top outer wall of disconnected regulating box (101) and be provided with two screens screw rod (212), two screens screw rod (212) respectively with two connecting rod (209) phase-matches, and screens screw rod (212) and the outer wall sliding connection of disconnected regulating box (101).
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| CN202111021083.9A CN113451843B (en) | 2021-09-01 | 2021-09-01 | High-safety cable with self-disconnection function |
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| CN202111021083.9A CN113451843B (en) | 2021-09-01 | 2021-09-01 | High-safety cable with self-disconnection function |
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| CN113451843B true CN113451843B (en) | 2021-10-29 |
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| CN114649653B (en) * | 2022-05-19 | 2022-08-02 | 海门市华洋汽车配件制造有限公司 | New energy automobile battery with power storage and automatic power off functions |
| CN114673237A (en) * | 2022-05-25 | 2022-06-28 | 海门金佰恒不锈钢制品有限公司 | Self-checking reminding type stainless steel pipe for sewage disposal |
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| CN206365141U (en) * | 2017-01-06 | 2017-07-28 | 安徽鹏展电子科技有限公司 | A kind of surface overheat protection device of FPC |
| JP2020161447A (en) * | 2019-03-28 | 2020-10-01 | 古河電気工業株式会社 | Cabtire cable, insulated electric wire for cabtire cable and method for manufacturing them |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206365141U (en) * | 2017-01-06 | 2017-07-28 | 安徽鹏展电子科技有限公司 | A kind of surface overheat protection device of FPC |
| JP2020161447A (en) * | 2019-03-28 | 2020-10-01 | 古河電気工業株式会社 | Cabtire cable, insulated electric wire for cabtire cable and method for manufacturing them |
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