CN112466539A - High flame-retardant composite cable for rail transit gate - Google Patents
High flame-retardant composite cable for rail transit gate Download PDFInfo
- Publication number
- CN112466539A CN112466539A CN202011324233.9A CN202011324233A CN112466539A CN 112466539 A CN112466539 A CN 112466539A CN 202011324233 A CN202011324233 A CN 202011324233A CN 112466539 A CN112466539 A CN 112466539A
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- block
- outer side
- flame
- layer
- composite cable
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 62
- 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 55
- 239000002131 composite material Substances 0.000 title claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 17
- 239000011241 protective layer Substances 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 238000001125 extrusion Methods 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 230000009979 protective mechanism Effects 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims 1
- 230000004224 protection Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002346 layers by function 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
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2406—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having needles or pins
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- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses a high-flame-retardant composite cable for a rail transit gate, which comprises a copper wire, a first fixing block and a second fixing block, wherein a protection mechanism is arranged on the outer side surface of the copper wire, the protection mechanism comprises an insulating layer, a first flame-retardant layer, a steel wire protective layer and a second flame-retardant layer, the insulating layer is fixedly sleeved on the outer side surface of the copper wire, the first flame-retardant layer is sleeved on the outer side of the insulating layer, the steel wire protective layer is fixedly sleeved on the outer side surface of the first flame-retardant layer, the second flame-retardant layer is fixedly arranged on the surface of the steel wire protective layer, notches are formed in the periphery of the outer side surface of the second flame-retardant layer, clamping mechanisms are arranged on the surfaces of the first fixing block and the. The cable connecting device has a good using effect, two cable wires can be connected together without peeling the composite cable, and the connecting mode is simple, fast and not easy to loosen.
Description
Technical Field
The invention relates to the technical field of composite cables, in particular to a high-flame-retardant composite cable for a rail transit gate.
Background
The flame-retardant cable is a cable which is characterized in that a test sample is burnt under a specified test condition, after a test fire source is removed, the flame spread is only within a limited range, and residual flame or residual ignition can be self-extinguished within a limited time. The basic characteristics are as follows: in the event of a fire, may burn out and fail to operate, but may prevent the spread of the fire. In common, in case of fire, the electric wire can limit the combustion within a local range, does not spread, keeps other various equipment and avoids causing larger loss.
The surface of the conventional flame-retardant cable is generally provided with a plurality of functional layers such as a flame-retardant layer and a steel wire layer for increasing strength, so that when two flame-retardant cables need to be connected together, peeling is very inconvenient due to the steel wire layer, and the flame-retardant layer is inevitably damaged after the outer surface skin of the cable is removed, so that the flame-retardant effect and the safety of the cable joint are easily reduced.
Disclosure of Invention
The invention aims to provide a high-flame-retardant composite cable for a rail transit gate, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a high flame-retardant composite cable for a rail transit gate comprises a copper wire, a first fixing block and a second fixing block, wherein a protective mechanism is arranged on the outer side surface of the copper wire, the protective mechanism comprises an insulating layer, a first flame-retardant layer, a steel wire protective layer and a second flame-retardant layer, the outer side surface of the copper wire is fixedly sleeved with the insulating layer, the outer side of the insulating layer is sleeved with the first flame-retardant layer, the outer side surface of the first flame-retardant layer is fixedly sleeved with the steel wire protective layer, the surface of the steel wire protective layer is fixedly provided with the second flame-retardant layer, the periphery of the outer side surface of the second flame-retardant layer is provided with notches, the surfaces of the first fixing block and the second fixing block are provided with clamping mechanisms, each clamping mechanism comprises a movable groove, a plurality of movable grooves, a plurality of telescopic rods are arranged on the, the fixed connecting rod that is provided with in telescopic link upper end, the fixed extrusion piece that is provided with of connecting rod one end, first fixed block outside surface closes soon through the screw thread activity and is provided with first latch segment, second fixed block outside surface closes soon through the screw thread activity and is provided with the second latch segment, laminate each other between first latch segment and second latch segment outside surface and the extrusion piece, the fixed copper needle that is provided with in inboard middle part of first fixed block, logical groove has been seted up at the inboard middle part of second fixed block.
Preferably, the surface of the outer side of the first locking block is fixedly provided with a first mounting block, the surface of the outer side of the second locking block is movably provided with a second mounting block through a bearing, the surface of the outer side of the first mounting block is provided with a thread groove, the inner side wall of the second mounting block is provided with a thread groove, the first mounting block and the second mounting block can be screwed and fixed together through threads, and therefore the first fixing block and the second fixing block can be fixedly connected together.
Preferably, the fixed surface in connecting rod outside is provided with first elasticity card, can form the barb when the connecting rod inserts the breach that the fire-retardant layer surface of second was seted up inside through first elasticity card to can prevent that the connecting rod from droing from the breach inside and leading to the cable disconnection of linking together.
Preferably, first latch segment and second latch segment outside uniform surface are fixed and are provided with a plurality of second elasticity cards, first fixed block and second fixed block outside uniform surface are fixed and are provided with a plurality of latches, the cross section of latch is trapezoidal, through first elasticity card and trapezoidal latch, can rotate when screwing up at first latch segment and second latch segment, the inclined plane of first elasticity card can contact each other with the inclined plane of latch, so can not hinder first latch segment and second latch segment to screw up between first elasticity card and the latch, and first elasticity card can form the perpendicular contact of barb and latch when first latch segment and second latch segment rotate not hard up to can prevent that first latch segment and second latch segment from reversing not hard up.
Preferably, the telescopic link is internally provided with a spring, and the connecting rod can be pushed to reset through the spring.
Preferably, the end of the connecting rod, which is far away from the extrusion block, is fixedly provided with a guide block, and the connecting rod can be conveniently inserted into a notch on the surface of the second flame-retardant layer through the guide block.
Preferably, the first locking block and the second locking block are provided with grooves on the outer side surfaces thereof, and the grooves can play a role of a handle, so that the first locking block and the second locking block can be conveniently rotated.
Compared with the prior art, the invention has the beneficial effects that:
1. when cables need to be connected together, connecting rods in a first fixing block and a second fixing block can be respectively inserted in alignment with a gap of one cable, after the connecting rods are inserted, the first locking block and the second locking block can be rotated through threads, so that the first locking block and the second locking block move towards the direction close to an extrusion block, the extrusion block can be extruded through the first locking block and the second locking block, the connecting rods can be close to each other, a steel wire protective layer can be clamped, the first fixing block, the second fixing block and the cables are connected together, when the connecting rods in the first locking block are inserted into the gap, copper needles can be inserted into the middle of a steel wire, then the first mounting block and the second mounting block are screwed through threads, the first fixing block and the second fixing block can be fixed, and the copper needles can be inserted into the middle of the steel wire of another cable through a through groove, so can accomplish electric connection, need not to skin the overall structure that can effectively protect the cable to whole connection process convenient and fast.
2. According to the invention, when the connecting rod is inserted into the notch, the first elastic clamping piece cannot be blocked, and when the first elastic clamping piece inserted into the notch formed in the surface of the second flame-retardant layer needs to be moved out, the first elastic clamping piece can play a role of an agnail to be hung on the hole on the surface of the steel wire protective layer, so that the connecting rod can be effectively prevented from falling off from the inside of the notch, the stability of the device during installation can be improved, and the using effect of the device can be improved.
3. According to the invention, when the first locking block and the second locking block are screwed, the inclined surface of the first elastic clamping piece can be contacted with the inclined surface of the latch, so that the first elastic clamping piece and the latch cannot be prevented from being screwed, and when the first locking block and the second locking block are rotated and loosened, the first elastic clamping piece can form the barb to be contacted with the vertical surface of the latch, so that the first locking block and the second locking block can be prevented from being rotated and loosened, the use effect of the device can be further improved, the stability of the device during installation can be further improved, and the use effect of the device can be further improved.
Drawings
FIG. 1 is a view of the high flame-retardant composite cable steel wire for a rail transit gate and the external structure thereof according to the present invention;
FIG. 2 is an overall structural view of a first fixing block of a high flame-retardant composite cable for a rail transit gate according to the present invention;
FIG. 3 is an overall structural view of a second fixing block of the high flame-retardant composite cable for a rail transit gate according to the present invention;
FIG. 4 is a side view of a first fixing block of a high flame-retardant composite cable for a rail transit gate according to the present invention;
FIG. 5 is an enlarged view of the high flame-retardant composite cable for a rail transit gate of the present invention at A in FIG. 4;
fig. 6 is an enlarged view of the high flame-retardant composite cable for the rail transit gate of the present invention at a point a in fig. 2.
In the figure: 1. a copper wire; 2. a first fixed block; 3. a second fixed block; 4. an insulating layer; 5. a first flame retardant layer; 6. a steel wire protective layer; 7. a second flame retardant layer; 8. a notch; 9. a movable groove; 10. a telescopic rod; 11. a connecting rod; 12. extruding the block; 13. a first locking block; 14. a second locking block; 15. a copper needle; 16. a through groove; 17. a first mounting block; 18. a second mounting block; 19. a first elastic card; 20. a second elastic card; 21. clamping teeth; 22. a guide block; 23. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a high flame-retardant composite cable for a rail transit gate comprises a copper wire 1, a first fixing block 2 and a second fixing block 3, wherein a protective mechanism is arranged on the outer side surface of the copper wire 1, the protective mechanism comprises an insulating layer 4, a first flame-retardant layer 5, a steel wire protective layer 6 and a second flame-retardant layer 7, the insulating layer 4 is fixedly sleeved on the outer side surface of the copper wire 1, the first flame-retardant layer 5 is sleeved on the outer side surface of the insulating layer 4, the steel wire protective layer 6 is fixedly sleeved on the outer side surface of the first flame-retardant layer 5, the second flame-retardant layer 7 is fixedly arranged on the surface of the steel wire protective layer 6, notches 8 are formed in the periphery of the outer side surface of the second flame-retardant layer 7, clamping mechanisms are arranged on the surfaces of the first fixing block 2 and the second fixing block 3 and comprise movable grooves 9, telescopic rods 10, connecting rods 11 and extrusion blocks 12, a plurality of movable, a plurality of the fixed telescopic link 10 that is provided with in inside one side of activity groove 9, the fixed connecting rod 11 that is provided with in telescopic link 10 upper end, the fixed extrusion piece 12 that is provided with of connecting rod 11 one end, 2 outside surfaces of first fixed block close soon through the screw thread activity and are provided with first latch segment 13, 3 outside surfaces of second fixed block close soon through the screw thread activity and are provided with second latch segment 14, laminate each other between first latch segment 13 and the 14 outside surfaces of second latch segment and the extrusion piece 12, the fixed copper needle 15 that is provided with in 2 inboard middle parts of first fixed block, logical groove 16 has been seted up at 3 inboard middle parts of second fixed block.
The outer side surface of the first locking block 13 is fixedly provided with a first mounting block 17, the outer side surface of the second locking block 14 is movably provided with a second mounting block 18 through a bearing, the outer side surface of the first mounting block 17 is provided with a thread groove, the inner side wall of the second mounting block 18 is provided with a thread groove, the first mounting block 17 and the second mounting block 18 can be screwed and fixed together through threads, so that the first fixing block 2 and the second fixing block 3 can be fixedly connected together, the outer side surface of the connecting rod 11 is fixedly provided with a first elastic clamping sheet 19, a barb can be formed when the connecting rod 11 is inserted into a notch 8 formed in the surface of the second flame-retardant layer 7 through the first elastic clamping sheet 19, the connecting rod 11 can be prevented from falling from the inside of the notch 8 to cause disconnection of cables connected together, and the outer side surfaces of the first locking block 13 and the second locking block 14 are uniformly and fixedly provided with a plurality of second elastic clamping sheets, the outer side surfaces of the first fixing block 2 and the second fixing block 3 are uniformly and fixedly provided with a plurality of latch teeth 21, the cross section of each latch tooth 21 is trapezoidal, when the first locking block 13 and the second locking block 14 rotate and are screwed up through the first elastic clamping piece 19 and the trapezoidal latch teeth 21, the inclined surface of the first elastic clamping piece 19 can be in contact with the inclined surface of each latch tooth 21, so that the first locking block 13 and the second locking block 14 cannot be blocked between the first elastic clamping piece 19 and the latch teeth 21 to be screwed up, and when the first locking block 13 and the second locking block 14 rotate and are loosened, the first elastic clamping piece 19 can form a barb to be in contact with the vertical surface of each latch tooth 21, so that the first locking block 13 and the second locking block 14 can be prevented from reversely rotating and loosening, the telescopic rod 10 is internally provided with a spring which can push the connecting rod 11 to reset through the spring, one end, far away from the extrusion block 12, of the connecting rod 11 is fixedly provided with, can conveniently insert connecting rod 11 inside breach 8 on second flame retardant layer 7 surface through guide block 22, first latch segment 13 all sets up fluted 23 with second latch segment 14 outside surface, thereby can play the effect of handle through flute 23 and can conveniently rotate first latch segment 13 and second latch segment 14.
The working principle is as follows: when the device is used, the conductive copper wire 1 can play a good flame-retardant effect through the first flame-retardant layer 5 and the second flame-retardant layer 7, the overall strength of a cable can be effectively improved through the steel wire protection mechanism mixed inside, when the cable is required to be connected together, the connecting rods 11 in the first fixing block 2 and the second fixing block 3 can be respectively inserted into the notches 8 of one cable, the first elastic clamping piece 19 can not obstruct when the connecting rods 11 are inserted, the first locking block 13 and the second locking block 14 can be rotated through threads after the connecting rods 11 are inserted, so that the first locking block 13 and the second locking block 14 move towards the direction close to the extrusion block 12, the extrusion block 12 can be extruded through the first locking block 13 and the second locking block 14, the connecting rods 11 can approach to each other to clamp the protective layer steel wire 6, and the first fixing block 2, the second locking block 14 and the extrusion block 12 can be extruded through the first locking block 13 and the, Second fixed block 3 and cable fixed connection together, and insert the second fire-retardant layer 7 surface this moment and set up the hole on the steel wire inoxidizing coating 6 surface of the inside first elasticity card 19 of breach 8 can play the effect of barb, so can prevent effectively that connecting rod 11 from coming off from breach 8 is inside, and when connecting rod 11 in first locking piece 13 inserts breach 8 is inside, can insert the middle part of steel wire through copper needle 15, screw up first installation piece 17 and second installation piece 18 through the screw thread soon afterwards, so can fix first fixed block 2 and second fixed block 3, so copper needle 15 can pass logical groove 16 and insert the steel wire middle part of another section cable, so can accomplish the electric connection of cable, need not to skin, can effectively protect the overall structure of cable, and whole connection process convenient and fast, the device is when first locking piece 13 and second locking piece 14 are screwed up simultaneously the inclined plane of first elasticity card 19 can with the steel wire middle part of latch 21 The inclined surfaces are contacted with each other, so that the first elastic clamping piece 19 and the latch 21 cannot be obstructed from screwing the first locking block 13 and the second locking block 14, and the first elastic clamping piece 19 can form a barb to be contacted with a vertical surface of the latch 21 when the first locking block 13 and the second locking block 14 rotate and loosen, so that the first locking block 13 and the second locking block 14 can be prevented from reversely rotating and loosening, the using effect of the device can be further improved, and the working principle of the high-flame-retardant composite cable for the rail transit brake is provided.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a track is high fire-retardant composite cable for traffic floodgate machine, includes copper wire (1), first fixed block (2) and second fixed block (3), its characterized in that: the protective device is characterized in that a protective mechanism is arranged on the outer side surface of the copper wire (1), the protective mechanism comprises an insulating layer (4), a first flame-retardant layer (5), a steel wire protective layer (6) and a second flame-retardant layer (7), the insulating layer (4) is fixedly sleeved on the outer side surface of the copper wire (1), the first flame-retardant layer (5) is sleeved on the outer side surface of the insulating layer (4), the steel wire protective layer (6) is fixedly sleeved on the outer side surface of the first flame-retardant layer (5), the second flame-retardant layer (7) is fixedly arranged on the surface of the steel wire protective layer (6), notches (8) are formed in the periphery of the outer side surface of the second flame-retardant layer (7), clamping mechanisms are arranged on the surfaces of the first fixed block (2) and the second fixed block (3), each clamping mechanism comprises a movable groove (9), a telescopic rod (10), a connecting rod (11) and an extrusion block (12), a plurality of fixed telescopic link (10) that is provided with in inside one side of activity groove (9), telescopic link (10) upper end is fixed and is provided with connecting rod (11), the fixed extrusion piece (12) that is provided with of connecting rod (11) one end, first fixed block (2) outside surface closes soon through the screw thread activity and is provided with first latch segment (13), second fixed block (3) outside surface closes soon through the screw thread activity and is provided with second latch segment (14), laminate each other between first latch segment (13) and second latch segment (14) outside surface and extrusion piece (12), the fixed copper needle (15) that is provided with in first fixed block (2) inboard middle part, logical groove (16) have been seted up at second fixed block (3) inboard middle part.
2. The high flame retardant composite cable for the rail transit gate according to claim 1, characterized in that: the surface fixing of the outer side of the first locking block (13) is provided with a first mounting block (17), the surface of the outer side of the second locking block (14) is provided with a second mounting block (18) through a bearing, the surface of the outer side of the first mounting block (17) is provided with a thread groove, and the side wall of the inner side of the second mounting block (18) is provided with a thread groove.
3. The high flame retardant composite cable for the rail transit gate according to claim 1, characterized in that: the outer side surface of the connecting rod (11) is fixedly provided with a first elastic clamping piece (19).
4. The high flame retardant composite cable for the rail transit gate according to claim 1, characterized in that: first latch segment (13) and second latch segment (14) outside surface uniform fixation are provided with a plurality of second elasticity cards (20), first fixed block (2) and second fixed block (3) outside surface uniform fixation are provided with a plurality of latches (21), the cross section of latch (21) is trapezoidal.
5. The high flame retardant composite cable for the rail transit gate according to claim 1, characterized in that: a spring is arranged in the telescopic rod (10).
6. The high flame retardant composite cable for the rail transit gate according to claim 1, characterized in that: and a guide block (22) is fixedly arranged at one end of the connecting rod (11) far away from the extrusion block (12).
7. The high flame retardant composite cable for the rail transit gate according to claim 1, characterized in that: the outer side surfaces of the first locking block (13) and the second locking block (14) are provided with grooves (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011324233.9A CN112466539B (en) | 2020-11-23 | 2020-11-23 | High flame-retardant composite cable for rail transit gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011324233.9A CN112466539B (en) | 2020-11-23 | 2020-11-23 | High flame-retardant composite cable for rail transit gate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112466539A true CN112466539A (en) | 2021-03-09 |
| CN112466539B CN112466539B (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011324233.9A Active CN112466539B (en) | 2020-11-23 | 2020-11-23 | High flame-retardant composite cable for rail transit gate |
Country Status (1)
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| CN (1) | CN112466539B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112839467A (en) * | 2021-03-13 | 2021-05-25 | 张红梅 | Multifunctional electrical frequency converter and use method thereof |
| CN113922292A (en) * | 2021-10-23 | 2022-01-11 | 杭州巨骐信息科技股份有限公司 | Cable joint device of heating cable |
| CN115312248A (en) * | 2022-10-13 | 2022-11-08 | 金特线缆有限公司 | Multi-layer co-extrusion type insulating cross-linking flame-retardant cable |
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| US4854893A (en) * | 1987-11-30 | 1989-08-08 | Pyramid Industries, Inc. | Coaxial cable connector and method of terminating a cable using same |
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| CN204167518U (en) * | 2014-10-11 | 2015-02-18 | 国家电网公司 | Big current wire connecting elements |
| CN205790457U (en) * | 2016-07-18 | 2016-12-07 | 常州赛华汉诚电子有限公司 | Novel audio wiring connector |
| CN211238735U (en) * | 2020-01-09 | 2020-08-11 | 深圳琦富瑞电子有限公司 | Cable with anticreep connected mode |
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| CN112839467A (en) * | 2021-03-13 | 2021-05-25 | 张红梅 | Multifunctional electrical frequency converter and use method thereof |
| CN113922292A (en) * | 2021-10-23 | 2022-01-11 | 杭州巨骐信息科技股份有限公司 | Cable joint device of heating cable |
| CN115312248A (en) * | 2022-10-13 | 2022-11-08 | 金特线缆有限公司 | Multi-layer co-extrusion type insulating cross-linking flame-retardant cable |
| CN115312248B (en) * | 2022-10-13 | 2022-12-09 | 金特线缆有限公司 | Multi-layer co-extrusion type insulation cross-linking flame-retardant cable |
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