CN220796333U - Low-smoke halogen-free flame-retardant fire-resistant cable - Google Patents
Low-smoke halogen-free flame-retardant fire-resistant cable Download PDFInfo
- Publication number
- CN220796333U CN220796333U CN202322458238.6U CN202322458238U CN220796333U CN 220796333 U CN220796333 U CN 220796333U CN 202322458238 U CN202322458238 U CN 202322458238U CN 220796333 U CN220796333 U CN 220796333U
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- Prior art keywords
- fixedly connected
- wall
- cable
- box body
- layer
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 37
- 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 35
- 239000000779 smoke Substances 0.000 title claims abstract description 18
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 229910052736 halogen Inorganic materials 0.000 claims description 10
- 150000002367 halogens Chemical class 0.000 claims description 10
- 229920000098 polyolefin Polymers 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims 2
- 238000007906 compression Methods 0.000 claims 2
- 238000005299 abrasion Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003256 environmental substance Substances 0.000 description 1
- 229910000039 hydrogen halide Inorganic materials 0.000 description 1
- 239000012433 hydrogen halide Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- 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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- Insulated Conductors (AREA)
Abstract
The utility model relates to the technical field of cables, and discloses a low-smoke halogen-free flame-retardant fire-resistant cable. Including the cable main part, still include: the cable comprises a cable body, wherein the side surface of the cable body is movably connected with the side surface inner wall of the mounting mechanism, the side surface of the flame retardant mechanism is fixedly connected with the side surface inner wall of the mounting mechanism, the cable body comprises a wear-resistant layer, the mounting mechanism comprises an upper shell, the side surface of the wear-resistant layer is movably connected with the side surface inner wall of the upper shell, and the lower end of the upper shell is movably connected with a lower shell through a pin; according to the utility model, the installation mechanism is placed at a proper position according to the use requirement, the wear-resistant layer is placed in the placement groove reserved at the inner side of the lower shell, the upper shell is covered on the wear-resistant layer, the upper shell and the lower shell are fixed, and the installation mechanism is fixed at a proper position by using bolts to pass through the upper installation block and the lower installation block so as to fix the cable main body, thereby being beneficial to conveniently installing and fixing the cable.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a low-smoke halogen-free flame-retardant fire-resistant cable.
Background
The low-smoke halogen-free cable refers to an environment-friendly cable which does not emit toxic smoke (such as hydrogen halide, carbon monoxide and the like) when being burnt by a sizing material which does not contain halogen (F, cl, br, I, at), does not contain environmental substances such as lead, cadmium, chromium, mercury and the like, and is suitable for places with rated voltage of 450/750V or below, halogen, low smoke, flame retardance and high safety and environment protection requirements.
The prior art is not enough: in the use process of the cable, although the cable has a certain flame retardant effect, the cable cannot be extinguished when a fire disaster occurs in the use process, and the cable is still damaged due to high temperature for a long time; meanwhile, when the cable is used, the cable is required to be installed and fixed, and the existing cable is inconvenient to install and support the cable.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides a low-smoke halogen-free flame-retardant type fire-resistant cable for solving the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a low smoke zero halogen flame retardant fire resistant cable comprising a cable body, further comprising: the cable comprises a cable body, wherein the cable body comprises a wear-resistant layer, the mounting mechanism comprises an upper shell, the side surface of the wear-resistant layer is movably connected with the side surface inner wall of the upper shell, the lower end of the upper shell is movably connected with a lower shell through a pin, the top end of the upper shell is fixedly connected with an upper mounting block, and the bottom end of the lower shell is fixedly connected with a lower mounting block.
Further, the side fixedly connected with of lower casing down the connecting block, the side of going up the casing corresponds the position fixedly connected with of connecting block down and goes up the connecting block, the mounting groove has been seted up to the side of connecting block down, the side of mounting groove is through round pin swing joint has the rotary rod, the top fixedly connected with pressure spring of rotary rod, pressure spring's bottom fixedly connected with fixture block, the draw-in groove has been seted up on the top of connecting block corresponds the position of fixture block, the bottom and the top intermeshing of draw-in groove of fixture block.
Further, the fixture block is of a spherical structure, the side inner wall of the fixture block is movably connected with the side face of the rotating rod, and an anti-skid wire slot is formed in the top end of the clamping groove corresponding to the position of the fixture block.
Further, the side inner wall fixedly connected with metal armor of wearing layer, the side inner wall fixedly connected with flame retardant coating of metal armor, the side inner wall fixedly connected with insulating layer of flame retardant coating, the side inner wall fixedly connected with conductive core of insulating layer.
Further, the insulating layer is made of polyolefin materials, the flame-retardant layer is formed by extrusion of halogen-free polyolefin, the metal armor layer is made of aramid fibers, and the side face of the wear-resistant layer is coated with polyurethane waterproof paint.
Further, fire-retardant mechanism includes the box body, the side of box body and the side inner wall fixed connection of last casing, the top threaded connection of box body has the screw cap, the third through-hole has been seted up to the side of box body, the bottom inner wall fixedly connected with reset spring of box body, the top fixedly connected with clamp plate of reset spring, the top fixedly connected with baffle of clamp plate, the side of baffle and the side inner wall swing joint of box body, the fourth through-hole has been seted up to the position that the side of baffle corresponds the third through-hole, the trifluoromethane fire extinguishing agent is equipped with to the inside of box body, first through-hole has been seted up to the side of going up the casing, the second through-hole has been seted up to the side of lower casing.
Further, the side inner wall of the box body is fixedly connected with an upper limit plate, and the side inner wall of the box body is fixedly connected with a lower limit plate.
The utility model has the technical effects and advantages that:
1. According to the utility model, the installation mechanism is placed at a proper position according to the use requirement, the wear-resistant layer is placed in the placement groove reserved at the inner side of the lower shell, the upper shell is covered on the wear-resistant layer, the upper shell and the lower shell are fixed, and the installation mechanism is fixed at a proper position by using bolts to pass through the upper installation block and the lower installation block so as to fix the cable main body, thereby being beneficial to conveniently installing and fixing the cable.
2. According to the utility model, the clamping block is rotated to the position right above the clamping groove by rotating the rotating rod along the pin at the bottom end of the rotating rod, the clamping groove is pushed by the pressure spring to downwards clamp the clamping block into the clamping block, so that the upper connecting block and the lower connecting block are fixed, the upper shell and the lower shell are tightly pressed on the side surface of the wear-resistant layer, the clamping block is moved out of the clamping groove by pulling the clamping block upwards during disassembly, the rotating rod is rotated, the upper shell and the lower shell are conveniently separated, the disassembly and the assembly are conveniently carried out, and the improvement of the flat working efficiency is facilitated.
3. According to the utility model, a proper amount of thermal expansion trifluoromethane fire extinguishing agent is filled into the box body through the threaded cover, and in normal use, the reset spring pushes the pressing plate upwards to enable the fourth through hole and the third through hole on the baffle plate to be staggered with each other, so that the fire extinguishing agent in the box body is prevented from being sprayed out, and when a fire disaster occurs, the thermal expansion of the trifluoromethane fire extinguishing agent in the box body pushes the pressing plate downwards to enable the fourth through hole and the third through hole to be overlapped, so that the fire extinguishing agent in the box body is sprayed out to extinguish the fire, and the safety of a cable is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the lower connecting block structure of the present utility model;
FIG. 3 is a schematic view of a cable body structure according to the present utility model;
FIG. 4 is a schematic view of the internal structure of the mounting mechanism of the present utility model;
Fig. 5 is a schematic cross-sectional view of the flame retardant mechanism of the present utility model.
The reference numerals are: 1. a cable body; 101. a wear-resistant layer; 102. a metal armor layer; 103. a flame retardant layer; 104. an insulating layer; 105. a conductive core; 2. a mounting mechanism; 201. an upper housing; 202. a lower housing; 203. an upper connecting block; 204. a lower connecting block; 205. an upper mounting block; 206. a first through hole; 207. a second through hole; 208. a rotating rod; 209. a pressure spring; 210. a clamping groove; 211. a clamping block; 212. a mounting groove; 213. a lower mounting block; 3. a flame retardant mechanism; 301. a case body; 302. a screw cap; 303. a third through hole; 304. a fourth through hole; 305. a baffle; 306. an upper limit plate; 307. a pressing plate; 308. a lower limit plate; 309. and a return spring.
Detailed Description
The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the low smoke halogen-free flame retardant type fire resistant cable according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Referring to fig. 1 to 5, the present utility model provides a low smoke zero halogen flame retardant fire resistant cable comprising a cable body 1, further comprising: the cable comprises a mounting mechanism 2 and a flame-retardant mechanism 3, wherein the side face of a cable body 1 is movably connected with the side face inner wall of the mounting mechanism 2, the side face of the flame-retardant mechanism 3 is fixedly connected with the side face inner wall of the mounting mechanism 2, the cable body 1 comprises a wear-resistant layer 101, the mounting mechanism 2 comprises an upper shell 201, the side face of the wear-resistant layer 101 is movably connected with the side face inner wall of the upper shell 201, the lower end of the upper shell 201 is movably connected with a lower shell 202 through a pin, the top end of the upper shell 201 is fixedly connected with an upper mounting block 205, the bottom end of the lower shell 202 is fixedly connected with a lower mounting block 213, the mounting mechanism 2 is placed at a proper position according to use requirements, the wear-resistant layer 101 is placed in a placing groove reserved in the inner side of the lower shell 202, the upper shell 201 is covered on the wear-resistant layer 101, the upper shell 201 and the lower shell 202 are fixed, and the mounting mechanism 2 is fixed at a proper position by using bolts to penetrate through the upper mounting block 205 and the lower mounting block 213.
Wherein, the side fixedly connected with lower connecting block 204 of lower casing 202, the side of going up casing 201 corresponds the position fixedly connected with upper connecting block 203 of connecting block 204 down, mounting groove 212 has been seted up to the side of connecting block 204 down, the side of mounting groove 212 is through round pin swing joint rotary rod 208, the top fixedly connected with pressure spring 209 of rotary rod 208, the fixture block 211 is seted up to the position that the top of pressure spring 209 corresponds fixture block 211, the bottom and the top intermeshing of fixture block 211, the round pin rotation rotary rod 208 along rotary rod 208 bottom makes fixture block 211 rotate to the fixture block 210 directly over, pressure spring 209 promotes the fixture block 210 and makes fixture block 211 card go into in the fixture block 211, thereby fixed upper connecting block 203 and lower connecting block 204, thereby make upper casing 201 and lower casing 202 sticiss in the side of wearing layer 101, upwards pulling fixture block 211 shifts out fixture block 210 during the dismantlement, rotate rotary rod 208, the convenience separates upper casing 201 and lower casing 202.
Wherein, the clamping block 211 is of a spherical structure, the side inner wall of the clamping block 211 is movably connected with the side of the rotating rod 208, the top end of the clamping groove 210 is provided with an anti-slip slot corresponding to the position of the clamping block 211, the clamping groove 210 of the spherical structure facilitates the clamping block 211 to be clamped into the clamping groove 210, and the friction force between the clamping block 211 and the clamping groove 210 is increased through the anti-slip slot at the top end of the clamping groove 210, so that the clamping block 211 is prevented from sliding out of the clamping groove 210.
Wherein, the side inner wall fixedly connected with metal armor 102 of wearing layer 101, the side inner wall fixedly connected with flame retardant coating 103 of metal armor 102, the side inner wall fixedly connected with insulating layer 104 of flame retardant coating 103, the side inner wall fixedly connected with conductive core 105 of insulating layer 104.
Wherein, insulating layer 104 is by polyolefin material preparation, and flame retardant coating 103 is by halogen-free polyolefin extrusion to form, and metal armor 102 adopts the aramid fiber preparation, and the side of wearing layer 101 scribbles polyurethane waterproof coating, and metal armor 102 increases the bulk strength of cable, and flame retardant coating 103 can play the cushioning effect simultaneously and avoid causing extrusion damage to conductive core 105, and wearing layer 101 plays wear-resisting waterproof effect.
The flame retardant mechanism 3 comprises a box body 301, the side surface of the box body 301 is fixedly connected with the side surface inner wall of the upper shell 201, a threaded cover 302 is connected with the top end of the box body 301 in a threaded manner, a third through hole 303 is formed in the side surface of the box body 301, a reset spring 309 is fixedly connected with the bottom end inner wall of the box body 301, a pressing plate 307 is fixedly connected with the top end of the pressing plate 307, a baffle 305 is fixedly connected with the side surface of the baffle 305 and the side surface inner wall of the box body 301 in a movable manner, a fourth through hole 304 is formed in the side surface of the baffle 305 corresponding to the position of the third through hole 303, a trifluoromethane fire extinguishing agent is filled in the box body 301, a first through hole 206 is formed in the side surface of the upper shell 201, a second through hole 207 is formed in the side surface of the lower shell 202, and a proper amount of thermally expanded trifluoromethane fire extinguishing agent is filled into the box body 301 through the threaded cover 302.
Wherein, the side inner wall of the box 301 is fixedly connected with an upper limiting plate 306, the side inner wall of the box 301 is fixedly connected with a lower limiting plate 308, and the upper limiting plate 306 and the lower limiting plate 308 limit the pressing plate 307.
The working principle of the utility model is as follows: the box 301 is filled with a proper amount of thermal expansion trifluoromethane fire extinguishing agent through the threaded cover 302, during normal use, the reset spring 309 pushes the pressing plate 307 to enable the fourth through hole 304 and the third through hole 303 on the baffle 305 to be staggered mutually, the fire extinguishing agent in the box 301 is prevented from being sprayed out, the installation mechanism 2 is placed at a proper position according to the use requirement, the wear-resistant layer 101 is placed in a placing groove reserved in the inner side of the lower shell 202, the upper shell 201 is covered on the wear-resistant layer 101, the rotary rod 208 is rotated along a pin at the bottom end of the rotary rod 208 to enable the clamping block 211 to rotate to the position right above the clamping groove 210, the pressure spring 209 pushes the clamping groove 210 to enable the clamping block 211 to be clamped into the clamping block 211 downwards, the upper connecting block 203 and the lower connecting block 204 are fixed, the upper shell 201 and the lower shell 202 are tightly pressed on the side surface of the wear-resistant layer 101, the installation mechanism 2 is fixed at a proper position through bolts, when a fire disaster occurs in the use process, the trifluoromethane fire extinguishing agent in the box 301 is heated and expanded to push the pressing plate 307 downwards to enable the first through hole 304 to coincide with the third through hole 303, and the clamping block 210 is enabled to be clamped together, and the fire extinguishing agent is removed from the upper shell 211 and the fire extinguishing agent is sprayed out, and the fire extinguishing agent is removed from the upper shell 211 and the fire extinguishing case 201 is removed.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The low-smoke halogen-free flame-retardant fire-resistant cable comprises a cable main body (1), and is characterized by further comprising: the cable comprises a mounting mechanism (2) and a flame-retardant mechanism (3), wherein the side face of a cable main body (1) is movably connected with the side face inner wall of the mounting mechanism (2), the side face of the flame-retardant mechanism (3) is fixedly connected with the side face inner wall of the mounting mechanism (2), the cable main body (1) comprises a wear-resistant layer (101), the mounting mechanism (2) comprises an upper shell (201), the side face of the wear-resistant layer (101) is movably connected with the side face inner wall of the upper shell (201), the lower end of the upper shell (201) is movably connected with a lower shell (202) through a pin, the top end of the upper shell (201) is fixedly connected with an upper mounting block (205), and the bottom end of the lower shell (202) is fixedly connected with a lower mounting block (213).
2. A low smoke zero halogen flame retardant fire resistant cable according to claim 1, wherein: the side fixedly connected with of inferior valve body (202) is connecting block (204) down, the side of going up casing (201) corresponds the position fixedly connected with of connecting block (204) down and goes up connecting block (203), mounting groove (212) have been seted up to the side of connecting block (204) down, there is rotary rod (208) the side of mounting groove (212) through round pin swing joint, the top fixedly connected with compression spring (209) of rotary rod (208), the bottom fixedly connected with fixture block (211) of compression spring (209), draw-in groove (210) have been seted up in the position of the top correspondence fixture block (211) of last connecting block (203), the bottom of fixture block (211) and the top intermeshing of draw-in groove (210).
3. A low smoke zero halogen flame retardant fire resistant cable according to claim 2, wherein: the clamping block (211) is of a spherical structure, the side inner wall of the clamping block (211) is movably connected with the side face of the rotating rod (208), and an anti-skid wire slot is formed in the top end of the clamping groove (210) corresponding to the position of the clamping block (211).
4. A low smoke zero halogen flame retardant fire resistant cable according to claim 1, wherein: the anti-abrasion wear-resistant cable is characterized in that a metal armor layer (102) is fixedly connected to the side inner wall of the wear-resistant layer (101), a flame-retardant layer (103) is fixedly connected to the side inner wall of the metal armor layer (102), an insulating layer (104) is fixedly connected to the side inner wall of the flame-retardant layer (103), and a conductive core (105) is fixedly connected to the side inner wall of the insulating layer (104).
5. The low smoke zero halogen flame retardant fire resistant cable of claim 4, wherein: the insulation layer (104) is made of polyolefin materials, the flame retardant layer (103) is formed by extrusion of halogen-free polyolefin, the metal armor layer (102) is made of aramid fibers, and the side face of the wear-resistant layer (101) is coated with polyurethane waterproof paint.
6. A low smoke zero halogen flame retardant fire resistant cable according to claim 1, wherein: the flame retardant mechanism (3) comprises a box body (301), the side of box body (301) is fixedly connected with the side inner wall of last casing (201), top threaded connection of box body (301) has screw cap (302), third through-hole (303) have been seted up to the side of box body (301), bottom inner wall fixedly connected with reset spring (309) of box body (301), the top fixedly connected with clamp plate (307) of reset spring (309), the top fixedly connected with baffle (305) of clamp plate (307), the side of baffle (305) and the side inner wall swing joint of box body (301), fourth through-hole (304) have been seted up to the position that the side of baffle (305) corresponds third through-hole (303), trifluoromethane fire extinguishing agent is equipped with to the inside of box body (301), first through-hole (206) have been seted up to the side of last casing (201), second through-hole (207) have been seted up to the side of lower casing (202).
7. The low smoke zero halogen flame retardant fire resistant cable of claim 6 wherein: an upper limiting plate (306) is fixedly connected to the inner side wall of the box body (301), and a lower limiting plate (308) is fixedly connected to the inner side wall of the box body (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322458238.6U CN220796333U (en) | 2023-09-11 | 2023-09-11 | Low-smoke halogen-free flame-retardant fire-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322458238.6U CN220796333U (en) | 2023-09-11 | 2023-09-11 | Low-smoke halogen-free flame-retardant fire-resistant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220796333U true CN220796333U (en) | 2024-04-16 |
Family
ID=90635758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322458238.6U Active CN220796333U (en) | 2023-09-11 | 2023-09-11 | Low-smoke halogen-free flame-retardant fire-resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220796333U (en) |
-
2023
- 2023-09-11 CN CN202322458238.6U patent/CN220796333U/en active Active
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