CN116884689A - High-temperature-resistant flame-retardant cable - Google Patents
High-temperature-resistant flame-retardant cable Download PDFInfo
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- CN116884689A CN116884689A CN202310690894.0A CN202310690894A CN116884689A CN 116884689 A CN116884689 A CN 116884689A CN 202310690894 A CN202310690894 A CN 202310690894A CN 116884689 A CN116884689 A CN 116884689A
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 25
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000009413 insulation Methods 0.000 claims abstract description 33
- 238000004804 winding Methods 0.000 claims abstract description 21
- 239000010445 mica Substances 0.000 claims abstract description 15
- 229910052618 mica group Inorganic materials 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000009970 fire resistant effect Effects 0.000 claims description 13
- 239000004965 Silica aerogel Substances 0.000 claims description 8
- 239000012774 insulation material Substances 0.000 claims description 3
- 239000002657 fibrous material Substances 0.000 claims description 2
- 239000002086 nanomaterial Substances 0.000 claims description 2
- 230000007723 transport mechanism Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 21
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000002679 ablation Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 3
- 239000004964 aerogel Substances 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 210000001061 forehead Anatomy 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
- B65H54/40—Arrangements for rotating packages
- B65H54/54—Arrangements for supporting cores or formers at winding stations; Securing cores or formers to driving members
- B65H54/553—Both-ends supporting arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H54/00—Winding, coiling, or depositing filamentary material
- B65H54/70—Other constructional features of yarn-winding machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/06—Annular guiding surfaces; Eyes, e.g. pigtails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/28—Reciprocating or oscillating guides
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/12—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using combustion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/34—Handled filamentary material electric cords or electric power cables
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Textile Engineering (AREA)
- Combustion & Propulsion (AREA)
- Molecular Biology (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a high-temperature-resistant flame-retardant cable which comprises a base and a cable, wherein the cable comprises a cable core, silicon dioxide aerogel, a fireproof mica tape layer, a low-temperature heat insulation layer, a high-temperature heat insulation layer and an outer sheath layer which are sequentially arranged from inside to outside, the outer wall of the upper side of the base is fixedly connected with a guide rail, the outer wall of the guide rail is sheathed with a movable seat in a sliding manner, and the upper side wall of the movable seat is symmetrically and fixedly connected with a vertical plate. According to the invention, the low-temperature heat insulation layer and the medium-temperature heat insulation layer are used for gradually performing heat insulation and cooling, so that the fireproof mica tape layer plays excellent flame retardant and heat insulation performances, the temperature inside the cable core is ensured, and the normal operation of the cable core is ensured, so that the cable can normally operate during the ablation of open fire, the use of the cable with uniform winding and conveying integration is realized, the efficiency of high-temperature test is improved, the distance between the heating rod and the cable is regulated according to the test temperature requirement, the temperature value is further rapidly improved, and the high-temperature test efficiency is improved.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a high-temperature-resistant flame-retardant cable.
Background
Currently, cables on the market are various, such as power cables, control cables, compensation cables, shielding cables, high temperature cables, computer cables, signal cables, coaxial cables, fire resistant cables, marine cables, mining cables, aluminum alloy cables, and the like. However, the cable generally has the defect of poor flame retardant effect, fire accidents are easy to occur, economic loss is caused, high-temperature testing is required to be carried out on the produced cable in the cable production, but the integrity of the existing high-temperature testing process is poor, so that the efficiency of the high-temperature testing is influenced. For this purpose, a high temperature resistant flame retardant cable is proposed.
Disclosure of Invention
The invention aims to solve the problems in the background technology and provides a high-temperature-resistant flame-retardant cable.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a fire-retardant cable of high temperature resistant, includes base and cable, cable composition is by interior cable core, silica aerogel, fire-resistant mica tape layer, low temperature insulating layer, high temperature insulating layer and the oversheath layer that sets gradually outward, the upside outer wall fixedly connected with guide rail of base, the outer wall sliding sleeve of guide rail is equipped with the removal seat, the last lateral wall symmetry fixedly connected with riser of removal seat, two the relative one side of riser rotates jointly and is connected with the pivot, the outer wall fixed cover of pivot is equipped with the wind-up roll, the right-hand member fixedly connected with rotatory handle of pivot, the last lateral wall symmetry fixedly connected with of guide rail is located the locating plate that removes the seat left side, the last lateral wall of base is provided with direction assist mechanism, the inside of base is provided with conveying mechanism, the right-hand member upper lateral wall fixedly connected with cover of base is established at the outside forehead high temperature case of guide rail, the inner wall sliding connection of high temperature case has the lifter plate, the lower lateral wall evenly fixedly connected with a plurality of heating rods of lifter plate, the lower lateral wall of lifter plate installs the temperature sensor case, the lateral wall symmetry of lifter plate and the same side of sliding sleeve is located the same side of sliding sleeve, the same side of sliding connection has the notch, the same side of sliding plate is provided with the well as the side of sliding plate.
Preferably, the low-temperature heat insulation layer is made of a low-temperature nano heat insulation material with the highest use temperature of 800-950 ℃, and the high-temperature heat insulation layer is made of fiber and/or nano material with the highest use temperature of 1250-1450 ℃.
Preferably, the guide auxiliary mechanism comprises a support plate which is symmetrically and fixedly connected to the upper side wall of the base and is positioned at the outer side of the movable seat, a connecting plate is fixedly connected to the top end of the support plate, a screw rod which is positioned above the winding roller is fixedly connected to one side, which is opposite to the support plate, of the support plate in a rotating mode, bearings are fixedly embedded in one side, which is opposite to the support plate, of the support plate, inner rings of the bearings are fixedly connected with the outer wall of the screw rod, a movable plate is connected to the outer wall of the screw rod in a threaded mode, a guide rod which is fixedly connected to the upper side wall of the movable plate is slidably connected to the lower side wall of the connecting plate, a motor I is fixedly connected to the lower side wall of the connecting plate, a bevel gear I is fixedly connected to the driving end of the motor I, a bevel gear II meshed with the bevel gear I is fixedly sleeved on the outer wall of the screw rod, a lantern ring which is matched with a cable, and a limiting plate which is matched with the winding roller is fixedly connected to the outer wall of the screw rod.
Preferably, the conveying mechanism comprises a second motor fixedly connected to the left inner wall of the base, a second belt pulley is fixedly connected to the driving end of the second motor, a threaded rod is connected to the inner side wall of the base in a rotating mode, a first belt pulley matched with the first belt pulley is fixedly sleeved on the outer wall of the threaded rod, a belt is sleeved on the outer wall of the first belt pulley and the outer wall of the second belt pulley in a sleeved mode, a sliding plate is connected to the outer wall of the threaded rod in a threaded mode, the upper side wall of the sliding plate is fixedly connected with the lower side wall of the moving seat, and a guide groove matched with the sliding plate is formed in the upper side wall of the base.
Preferably, the moving mechanism comprises fixing rods which are arranged in an inward inclined mode and symmetrically fixedly connected with each other, a mounting plate is fixedly connected to the top ends of the two fixing rods together, a vertical plate is fixedly connected to the upper side wall of the mounting plate, a sliding groove which is arranged in a left-low-right-high mode is formed in the front side wall of the vertical plate, a hydraulic cylinder is fixedly arranged on the rear side wall of the high-temperature box, an output end of the hydraulic cylinder is fixedly connected with a push-pull rod which extends to the inside, a bearing plate is fixedly connected to the front end of the push-pull rod, and a supporting rod which is in sliding contact with the inner wall of the sliding groove is fixedly connected to the outer wall of the bearing plate.
Preferably, a PLC controller is arranged in the control box, and the PLC controller, the first motor, the second motor, the heating rod, the temperature sensor and the hydraulic cylinder are electrically connected.
Compared with the prior art, the high-temperature-resistant flame-retardant cable has the advantages that:
the cable, the cable core, the silica aerogel, the fire-resistant mica tape layer, the low-temperature heat-insulating layer, the high-temperature heat-insulating layer and the outer sheath layer are arranged, and the cable core, the silica aerogel, the fire-resistant mica tape layer, the low-temperature heat-insulating layer, the high-temperature heat-insulating layer and the outer sheath layer are matched for use, so that the cable core, the low-temperature heat-insulating layer and the high-temperature heat-insulating layer can resist the ablation of open flame and keep the integrity of products, the low-temperature heat-insulating layer and the high-temperature heat-insulating layer perform gradual heat insulation and cooling, the fire-resistant mica tape layer can exert excellent flame retardance and heat-insulating performance, the temperature inside the cable core is ensured, and the cable core is ensured to work normally when the cable is ablated by open flame;
the winding device comprises a winding roller, a rotating handle, a guiding auxiliary mechanism and a conveying mechanism, wherein a cable passes through the sleeve ring and is wound on the outer wall of the winding roller, the rotating handle is rotated clockwise manually, the cable is wound on the winding roller, a motor I is started, the driving end of the motor I drives a bevel gear I to rotate anticlockwise, so that a bevel gear II meshed with the bevel gear I and a screw rod are driven to rotate clockwise, a moving plate, the sleeve ring and the cable are driven to move rightwards, the sleeve ring has guiding function when the cable is wound, the cable is uniformly distributed on the winding roller, the cable is prevented from being stacked, the subsequent high-temperature testing effect is influenced, and finally, the motor II is started, the driving end of the motor II drives a belt pulley II to rotate clockwise, the belt pulley I and a threaded rod are driven to rotate clockwise, the threaded rod drives a slide plate, a moving seat and the wound cable to move rightwards into a high-temperature box, and the cable is uniformly wound and integrally used for winding and conveying the cable, so that the efficiency of the high-temperature testing is improved;
the temperature sensor is used for transmitting information to the PLC control, so that the distance between the heating rod and the cable is adjusted according to the test temperature requirement, the temperature value is rapidly increased, and the high-temperature test efficiency is improved;
in summary, the invention performs gradual heat insulation and cooling through the low-temperature heat insulation layer and the medium-temperature heat insulation layer, so that the fireproof mica tape layer plays excellent flame retardant and heat insulation performances, and ensures the temperature inside the cable core, thereby ensuring the normal operation of the cable core, ensuring the cable to normally operate during the ablation of open fire, and the use of the cable with uniform winding and conveying integration, improving the efficiency of high-temperature test, adjusting the distance between the heating rod and the cable according to the test temperature requirement, further rapidly improving the temperature value, and improving the efficiency of high-temperature test.
Drawings
Fig. 1 is a schematic structural diagram of a high-temperature-resistant flame-retardant cable according to the present invention;
FIG. 2 is a cross-sectional view of a cable in a high temperature resistant flame retardant cable according to the present invention;
FIG. 3 is a partial side view of a high temperature resistant flame retardant cable according to the present invention;
FIG. 4 is a cross-sectional view of a base in a high temperature resistant flame retardant cable according to the present invention;
FIG. 5 is a cross-sectional view of a high temperature resistant flame retardant cable medium and high temperature box according to the present invention;
fig. 6 is a side view of the inner wall of the high-temperature-resistant flame-retardant cable in the high-temperature box.
In the figure: 1 base, 2 cables, 3 cable cores, 4 silica aerogel, 5 fire-resistant mica tape layers, 6 low-temperature heat insulation layers, 7 high-temperature heat insulation layers, 8 outer sheath layers, 9 guide rails, 10 moving seats, 11 vertical plates, 12 rotating shafts, 13 winding rollers, 14 rotating handles, 15 positioning plates, 16 supporting plates, 17 connecting plates, 18 screw rods, 19 bearings, 20 motor I, 21 bevel gears I, 22 bevel gears II, 23 moving plates, 24 guide rods, 25 lantern rings, 26 limiting plates, 27 threaded rods, 28 belt pulley I, 29 sliding plates, 30 motor II, 31 belt pulleys II, 32 high-temperature boxes, 33 lifting plates, 34 heating rods, 35 temperature sensors, 36 fixed rods, 37 mounting plates, 38 vertical plates, 39 sliding grooves, 40 bearing plates, 41 hydraulic cylinders, 42 sliding rods, 43 notch grooves, 44 sliding rods, 45 springs, 46 supporting rods and 47 control boxes.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-6, a high temperature resistant flame retardant cable comprises a base 1 and a cable 2, wherein the cable 2 comprises a cable core 3, a silica aerogel 4, a fire resistant mica tape layer 5, a low temperature heat insulation layer 6, a high temperature heat insulation layer 7 and an outer sheath layer 8 which are sequentially arranged from inside to outside, the low temperature heat insulation layer 6 is made of a low temperature nanometer heat insulation material with the highest use temperature of 800-95 ℃, the high temperature heat insulation layer 7 is made of fiber and/or nanometer material with the highest use temperature of 1250-1450 ℃, the cable core 3, the silica aerogel 4, the fire resistant mica tape layer 5, the low temperature heat insulation layer 6, the high temperature heat insulation layer 7 and the outer sheath layer 8 are matched for use, so that the fire resistant mica tape layer 5 can resist the ablation of 1000 ℃ open fire and maintain the integrity of products, the low temperature heat insulation layer 6 and the high temperature heat insulation layer 7 perform gradual heat insulation and cooling, the fire resistant mica tape layer 5 can exert excellent flame retardant and heat insulation performances, the temperature inside the cable core 3 is ensured, and the cable core 3 can normally work when the fire is exposed, and the cable 2 can normally work;
the upper outer wall of the base 1 is fixedly connected with a guide rail 9, a movable seat 10 is arranged on an outer wall sliding sleeve of the guide rail 9, vertical plates 11 are symmetrically and fixedly connected to the upper side wall of the movable seat 10, rotating shafts 12 are connected to opposite sides of the two vertical plates 11 in a common rotating mode, a winding roller 13 is fixedly sleeved on the outer wall of each rotating shaft 12, a rotating handle 14 is fixedly connected to the right end of each rotating shaft 12, a positioning plate 15 positioned on the left side of the movable seat 10 is symmetrically and fixedly connected to the upper side wall of the guide rail 9, a guide auxiliary mechanism is arranged on the upper side wall of the base 1 and comprises supporting plates 16 symmetrically and fixedly connected to the upper side wall of the base 1 and positioned on the outer side of the movable seat 10, connecting plates 17 are fixedly connected to the top ends of the two supporting plates 16 in a common rotating mode, and screw rods 18 positioned above the winding roller 13 are connected to opposite sides of the two supporting plates 16 in a common rotating mode;
the bearings 19 are fixedly embedded in the opposite sides of the two support plates 16, the inner rings of the two bearings 19 are fixedly connected with the outer wall of the screw rod 18, the outer wall of the screw rod 18 is in threaded connection with the movable plate 23, the upper side wall of the movable plate 23 is fixedly connected with the guide rod 24 which is in sliding connection with the lower side wall of the connecting plate 17, the lower side wall of the connecting plate 17 is fixedly connected with the first motor 20, the driving end of the first motor 20 is fixedly connected with the first bevel gear 21, the outer wall of the screw rod 18 is fixedly sleeved with the second bevel gear 22 meshed with the first bevel gear 21, the lower side wall of the movable plate 23 is fixedly connected with the lantern ring 25 matched with the cable 2, and the outer wall of the screw rod 18 is symmetrically and fixedly connected with the limiting plate 26 matched with the winding roller 13;
the inside of the base 1 is provided with a conveying mechanism, the conveying mechanism comprises a second motor 30 fixedly connected to the inner wall of the left side of the base 1, a second belt pulley 31 is fixedly connected to the driving end of the second motor 30, a threaded rod 27 is rotatably connected to the inner wall of the base 1, a first belt pulley 28 matched with the second belt pulley 31 is fixedly sleeved on the outer wall of the threaded rod 27, a belt is jointly sleeved on the outer walls of the first belt pulley 28 and the second belt pulley 31, a sliding plate 29 is connected to the outer wall of the threaded rod 27 in a threaded manner, the upper side wall of the sliding plate 29 is fixedly connected to the lower side wall of the movable seat 10, and a guide groove matched with the sliding plate 29 is formed in the upper side wall of the base 1;
the upper side wall of the right end of the base 1 is fixedly connected with a forehead high-temperature box 32 covered outside the guide rail 9, the inner wall of the high-temperature box 32 is slidably connected with a lifting plate 33, the lower side wall of the lifting plate 33 is uniformly and fixedly connected with a plurality of heating rods 34, the lower side wall of the lifting plate 33 is provided with a temperature sensor 35, the inner side wall of the high-temperature box 32 is symmetrically provided with notches 43 matched with the lifting plate 33, the inner walls of the notches 43 positioned on the same side are fixedly connected with slide bars 44, the lifting plate 33 is slidably sleeved on the slide bars 44 together, springs 45 which are slidably sleeved on the outer walls of the slide bars 44 are fixedly connected between the inner bottom wall of the notches 43 positioned on the same side and the lower side wall of the lifting plate 33, and the upper side wall of the lifting plate 33 is provided with a moving mechanism;
the moving mechanism comprises fixing rods 36 which are symmetrically and fixedly connected and are arranged in an inward inclined manner, the top ends of the two fixing rods 36 are fixedly connected with a mounting plate 37 together, the upper side wall of the mounting plate 37 is fixedly connected with a vertical plate 38, the front side wall of the vertical plate 38 is provided with a chute 39 which is arranged in a left-low-right-high manner, the rear side wall of the high-temperature box 32 is fixedly provided with a hydraulic cylinder 41, the output end of the hydraulic cylinder 41 is fixedly connected with a push-pull rod 42 which extends to the inside, the front end of the push-pull rod 42 is fixedly connected with a bearing plate 40, the outer wall of the bearing plate 40 is fixedly connected with a supporting rod 46 which is in sliding contact with the inner wall of the chute 39, the outer wall of the front side of the high-temperature box 32 is provided with a control box 47, the inside of the control box 47 is provided with a PLC (programmable logic controller), the PLC, the first motor 20, the second motor 30, the heating rod 34, the temperature sensor 35 and the hydraulic cylinder 41 are electrically connected, and the cable 2 passes through the lantern ring 25, and twine on the outer wall of wind-up roll 13, rotate the rotary handle 14 clockwise by hand again, twine cable 2 on wind-up roll 13, start motor one 20 at the same time, drive end of motor one 20 drive bevel gear one 21 anticlockwise rotation, thus drive bevel gear two 22 and lead screw 18 engaged with it clockwise rotation, drive movable plate 23, lantern ring 25 and cable 2 move rightwards, lantern ring 25 has the effect of guiding when cable 2 is twined, make cable 2 even distribute on wind-up roll 13, avoid the piling up of cable 2, and influence the subsequent high-temperature test effect, finally, start motor two 30, drive end of motor two 30 drive pulley two 31 clockwise rotation, and then drive pulley one 28 and threaded rod 27 clockwise rotation, make threaded rod 27 drive slide plate 29, movable seat 10 and cable 2 after twining move rightwards into high-temperature box 32, the use of the uniform winding and conveying integration of the cable 2 improves the efficiency of high-temperature test;
through temperature sensor 35, with information transfer to PLC control, and then adjust the distance between heating rod 34 and the cable 2 according to the test temperature demand, and then quick promotion temperature value improves high temperature test efficiency.
Further, the above-described fixed connection is to be understood in a broad sense, unless explicitly stated and defined otherwise, as being, for example, welded, glued, or integrally formed, as is well known to those skilled in the art.
The principle of operation of the present invention will now be described as follows:
when the cable core 3, the silica aerogel 4, the fire-resistant mica tape layer 5, the low-temperature heat insulation layer 6, the high-temperature heat insulation layer 7 and the outer sheath layer 8 are matched for use, so that the erosion of open fire at 1000 ℃ is resisted, the integrity of a product is kept, the low-temperature heat insulation layer 6 and the high-temperature heat insulation layer 7 perform gradual heat insulation and cooling, the fire-resistant mica tape layer 5 has excellent flame retardance and heat insulation performance, the temperature inside the cable core 3 is ensured, the normal operation of the cable core 3 is ensured, and the cable 2 can normally operate in the erosion of the open fire;
the cable 2 passes through the lantern ring 25 and is wound on the outer wall of the winding roller 13, the rotating handle 14 is rotated clockwise manually, the cable 2 is wound on the winding roller 13, the motor 20 is started, the driving end of the motor 20 drives the bevel gear 21 to rotate anticlockwise, so that the bevel gear 22 meshed with the bevel gear 22 and the screw rod 18 are driven to rotate clockwise, the moving plate 23, the lantern ring 25 and the cable 2 are driven to move rightwards, the lantern ring 25 has guiding function when the cable 2 is wound, the cable 2 is uniformly distributed on the winding roller 13, the cable 2 is prevented from being stacked, the subsequent high-temperature test effect is influenced, finally, the driving end of the motor 30 is started, the driving end of the motor 30 drives the pulley 31 to rotate clockwise, the pulley 28 and the threaded rod 27 are driven to rotate clockwise, the threaded rod 27 drives the sliding plate 29, the moving seat 10 and the cable 2 after winding to move rightwards into the high-temperature box 32, and the cable 2 is uniformly and integrally conveyed, and the winding efficiency of the high-temperature test is improved;
through temperature sensor 35, with information transfer to PLC control, and then adjust the distance between heating rod 34 and the cable 2 according to the test temperature demand, and then quick promotion temperature value improves high temperature test efficiency.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a high temperature resistant fire-retardant cable, includes base (1) and cable (2), its characterized in that, cable (2) are constituteed by interior cable core (3), silica aerogel (4), fire-resistant mica tape layer (5), low temperature insulating layer (6), high temperature insulating layer (7) and oversheath layer (8) that set gradually outward, the upside outer wall fixedly connected with guide rail (9) of base (1), the outer wall slip cap of guide rail (9) is equipped with removes seat (10), the last lateral wall symmetry fixedly connected with riser (11) of removing seat (10), two the relative one side joint rotation of riser (11) is connected with pivot (12), the outer wall fixed cover of pivot (12) is equipped with wind-up roll (13), the right-hand member fixedly connected with rotary handle (14) of right-hand member of pivot (12), the last lateral wall symmetry fixedly connected with of guide rail (9) is located the locating plate (15) of removing seat (10), the last lateral wall of base (1) is provided with guiding mechanism, the inside transport mechanism of base (1) is provided with and removes the interior lateral wall (32) of base (1), the high temperature case (32) is connected with the outside at the side wall (32), the utility model discloses a temperature sensor, including lifter plate (33), spring (45) of locating on slide bar (44) are established in the equal fixedly connected with of lower lateral wall of lifter plate (33), temperature sensor (35) are installed to the lower lateral wall of lifter plate (33), notch (43) with lifter plate (33) assorted are seted up to the inside wall symmetry of high temperature chamber (32), are located with the equal fixedly connected with slide bar (44) of the inner wall of notch (43), slider plate (33) slip cap is established in slide bar (44) jointly, are located with the side between the lower lateral wall of bottom wall and lifter plate (33) in notch (43), the upper lateral wall of lifter plate (33) is provided with moving mechanism, the front side outer wall of high temperature chamber (32) is provided with control box (47).
2. A high temperature resistant flame retardant cable according to claim 1, characterized in that the low temperature insulation layer (6) is made of low temperature nano insulation material with a maximum use temperature of 800-950 ℃, and the high temperature insulation layer (7) is made of fiber and/or nano material with a maximum use temperature in the range of 1250-1450 ℃.
3. The high-temperature-resistant flame-retardant cable according to claim 1, wherein the guiding auxiliary mechanism comprises supporting plates (16) symmetrically and fixedly connected to the upper side wall of the base (1) and positioned on the outer side of the movable base (10), connecting plates (17) are fixedly connected to the top ends of the two supporting plates (16) together, screw rods (18) positioned above the wind-up rollers (13) are fixedly connected to the opposite sides of the two supporting plates (16) in a rotating mode, bearings (19) are fixedly embedded in the opposite sides of the two supporting plates (16), inner rings of the two bearings (19) are fixedly connected with the outer wall of the screw rods (18), movable plates (23) are connected to the outer wall of the screw rods (18) in a threaded mode, guide rods (24) slidably connected to the lower side walls of the connecting plates (17) are fixedly connected to the upper side walls of the movable plates (23), motors (20) are fixedly connected to the lower side walls of the connecting plates (17), bevel gears (21) are fixedly connected to the first motor (20), bearings (18) are fixedly connected to the outer wall of the screw rods (18) are fixedly sleeved with bevel gears (21) which are meshed with the second bevel gears (21), the second driving ends (22) are fixedly connected to the lower side walls of the movable plates (2), limiting plates (26) matched with the winding roller (13) are symmetrically and fixedly connected to the outer wall of the screw rod (18).
4. The high-temperature-resistant flame-retardant cable according to claim 1, wherein the conveying mechanism comprises a motor II (30) fixedly connected to the left inner wall of the base (1), a belt pulley II (31) is fixedly connected to the driving end of the motor II (30), a threaded rod (27) is rotatably connected to the inner side wall of the base (1), a belt pulley I (28) matched with the belt pulley II (31) is fixedly sleeved on the outer wall of the threaded rod (27), a belt is jointly sleeved on the outer wall of the belt pulley I (28) and the outer wall of the belt pulley II (31), a sliding plate (29) is connected to the outer wall of the threaded rod (27) in a threaded manner, and a guide groove matched with the sliding plate (29) is formed in the upper side wall of the base (1).
5. The high-temperature-resistant flame-retardant cable according to claim 1, wherein the moving mechanism comprises fixing rods (36) which are symmetrically and fixedly connected and are arranged in an inward inclined manner, the top ends of the two fixing rods (36) are fixedly connected with a mounting plate (37) together, the upper side wall of the mounting plate (37) is fixedly connected with a vertical plate (38), a sliding groove (39) which is arranged in a left-low-right high manner is formed in the front side wall of the vertical plate (38), a hydraulic cylinder (41) is fixedly arranged on the rear side wall of the high-temperature box (32), an output end of the hydraulic cylinder (41) is fixedly connected with a push-pull rod (42) which extends to the inside, the front end of the push-pull rod (42) is fixedly connected with a bearing plate (40), and the outer wall of the bearing plate (40) is fixedly connected with a supporting rod (46) which is in sliding contact with the inner wall of the sliding groove (39).
6. The high-temperature-resistant flame-retardant cable according to claim 4 or 5, wherein a PLC controller is arranged in the control box (47), and the PLC controller, the first motor (20), the second motor (30), the heating rod (34), the temperature sensor (35) and the hydraulic cylinder (41) are electrically connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310690894.0A CN116884689B (en) | 2023-06-12 | 2023-06-12 | High-temperature-resistant flame-retardant cable |
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| CN202310690894.0A CN116884689B (en) | 2023-06-12 | 2023-06-12 | High-temperature-resistant flame-retardant cable |
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| CN116884689A true CN116884689A (en) | 2023-10-13 |
| CN116884689B CN116884689B (en) | 2024-06-21 |
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| KR20120003208A (en) * | 2010-07-02 | 2012-01-10 | 엘에스전선 주식회사 | High fire resistance cable and manufacturing method thereof |
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| KR20200112226A (en) * | 2019-03-21 | 2020-10-05 | 국방과학연구소 | High temperature test equipment by using dual chamber |
| CN212874126U (en) * | 2020-05-29 | 2021-04-02 | 安徽电气集团股份有限公司 | High-temperature-resistant, heat-insulating and flame-retardant cable |
| CN215577863U (en) * | 2021-08-03 | 2022-01-18 | 济南今日复兴电气集团有限公司 | High temperature resistant fireproof cable |
| CN219142709U (en) * | 2023-01-14 | 2023-06-06 | 南通博联材料科技有限公司 | Polyimide enameled wire high-low temperature test equipment |
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2023
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120003208A (en) * | 2010-07-02 | 2012-01-10 | 엘에스전선 주식회사 | High fire resistance cable and manufacturing method thereof |
| CN108238502A (en) * | 2017-06-23 | 2018-07-03 | 洪恒丰 | A kind of efficient power cable equipment |
| KR20200112226A (en) * | 2019-03-21 | 2020-10-05 | 국방과학연구소 | High temperature test equipment by using dual chamber |
| CN212874126U (en) * | 2020-05-29 | 2021-04-02 | 安徽电气集团股份有限公司 | High-temperature-resistant, heat-insulating and flame-retardant cable |
| CN215577863U (en) * | 2021-08-03 | 2022-01-18 | 济南今日复兴电气集团有限公司 | High temperature resistant fireproof cable |
| CN219142709U (en) * | 2023-01-14 | 2023-06-06 | 南通博联材料科技有限公司 | Polyimide enameled wire high-low temperature test equipment |
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| CN116884689B (en) | 2024-06-21 |
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