CN216287706U - High-temperature-resistant lead - Google Patents
High-temperature-resistant lead Download PDFInfo
- Publication number
- CN216287706U CN216287706U CN202122531960.9U CN202122531960U CN216287706U CN 216287706 U CN216287706 U CN 216287706U CN 202122531960 U CN202122531960 U CN 202122531960U CN 216287706 U CN216287706 U CN 216287706U
- Authority
- CN
- China
- Prior art keywords
- layer
- wire
- high temperature
- insulating layer
- sleeved
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
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
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model belongs to the field of wires, and particularly relates to a high-temperature-resistant wire which comprises a flexible wire core and a shielding layer; at least one flexible wire core is arranged; a conductor coating is coated on the outer side of the flexible wire core; a plurality of flexible wire cores are wrapped inside the shielding layer; the gaps among the plurality of flexible wire cores are filled with ceramic fiber layers; the outer surface of the shielding layer is sleeved with a first insulating layer; a Teflon heat insulation layer is sleeved on the outer surface of the first insulation layer; the outer surface of the Teflon heat insulation layer is sleeved with a second insulation layer; the outer surface of the second insulating layer is sleeved with a wear-resistant layer; rock wool is filled in the part between the second insulating layer and the wear-resistant layer; this wire passes through mutually supporting of conductor coating, ceramic fiber layer and rock wool for this wire has splendid high temperature resistance, avoids under the high temperature condition, and ageing and reduction life's the condition emergence can appear in this wire.
Description
Technical Field
The utility model relates to the field of wires, in particular to a high-temperature-resistant wire.
Background
The wire is one material used for the cable.
The conducting wire is used for dredging current.
In the prior art, the traditional lead has poor high-temperature resistance, a large amount of heat can be generated when the equipment is used for a long time, and the lead is easy to age under the condition of high temperature, so that the service life is short; therefore, a high temperature resistant wire is proposed to address the above problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problems that a large amount of heat is generated when equipment is used for a long time, and the lead is easy to age under the condition of high temperature, so that the service life is short, the utility model provides a high-temperature-resistant lead.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the high-temperature-resistant lead comprises a flexible wire core and a shielding layer; at least one flexible wire core is arranged; a conductor coating is coated on the outer side of the flexible wire core; a plurality of flexible wire cores are wrapped inside the shielding layer; the gaps among the plurality of flexible wire cores are filled with ceramic fiber layers; the outer surface of the shielding layer is sleeved with a first insulating layer; a Teflon heat insulation layer is sleeved on the outer surface of the first insulation layer; the outer surface of the Teflon heat insulation layer is sleeved with a second insulation layer; the outer surface of the second insulating layer is sleeved with a wear-resistant layer; rock wool is filled in the part between the second insulating layer and the wear-resistant layer; this wire passes through mutually supporting of conductor coating, ceramic fiber layer and rock wool for this wire has splendid high temperature resistance, avoids under the high temperature condition, and ageing and reduction life's the condition emergence can appear in this wire.
Preferably, the top end and the bottom end of the wear-resistant layer are respectively provided with a first long groove and a second long groove; a group of water chutes are formed in the two sides of the first long strip chute, and the bottom ends of the water chutes are communicated with the second long strip chute; the bottom end of the first long groove is fixedly connected with a water guide triangular seat; a group of water dropping cones is fixedly connected to the top end of the second long groove; this structure is through setting up the guiding gutter and the awl that drips, can guide the rainwater of persisting on the wire, makes it drip to ground, avoids persisting for a long time at the wire surface, can cause the corruption to the wire.
Preferably, a polyvinyl chloride flame-retardant layer is arranged between the Teflon heat-insulating layer and the second insulating layer, and the polyvinyl chloride flame-retardant layer is sleeved on the outer surface of the Teflon heat-insulating layer; the flame retardant effect on the conducting wire is realized.
Preferably, the polyvinyl chloride flame-retardant layer is hollow; soft silica gel strips which are closely arranged are arranged inside the polyvinyl chloride flame-retardant layer; the inner sides of the soft silica gel strips are filled with efficient flame retardants; the high-efficiency flame retardant can further enhance the flame retardant effect of the polyvinyl chloride flame retardant layer, and the soft silica gel strip avoids the occurrence of spontaneous combustion of the wire due to overhigh temperature.
Preferably, a group of natural rubber is arranged between the second insulating layer and the rock wool, and gaps are arranged between every two adjacent natural rubbers; the received impact force is buffered and absorbed, and the wire is prevented from being damaged.
Preferably, the conductor coating is a tantalum-hafnium carbide alloy layer or a graphite layer; is favorable for strengthening the high temperature resistant effect of the lead.
Preferably, a group of gap parts are arranged between the natural rubber and the rock wool; by providing the void portion, the torque resistance of the wire can be increased.
The utility model has the advantages that:
1. according to the utility model, through the arrangement of the conductor coating, the conductor coating can play a role of high temperature resistance protection on the flexible wire core, the ceramic fiber layer is a fibrous light refractory material and has light weight, high temperature resistance and good thermal stability, the ceramic fiber layer can play a role of high temperature resistance on the wire again, the rock wool has an effect of retarding heat flow transmission, so that the high temperature resistance effect of the wire is further improved, and the wire has excellent high temperature resistance through the mutual matching of the conductor coating, the ceramic fiber layer and the rock wool, so that the condition that the wire is aged and the service life of the wire is shortened under the condition of high temperature is avoided;
2. according to the utility model, rainwater can flow into the first strip-shaped groove and then flow into the water guide grooves on two sides, at the moment, the water dropping cone can guide the rainwater to flow away from the bottom of the wire under the action of the water dropping cone, so that the rainwater is prevented from remaining on the wire and corroding the wire.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of a first embodiment;
FIG. 2 is a schematic cross-sectional view illustrating a first embodiment of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
fig. 5 is a perspective view of the second embodiment.
In the figure: 1. a flexible wire core; 2. a conductor coating; 3. a shielding layer; 4. a ceramic fiber layer; 5. a first insulating layer; 6. a Teflon thermal insulation layer; 7. a second insulating layer; 8. rock wool; 9. a wear layer; 10. a first elongated slot; 11. a water chute; 12. a water guide triangular seat; 13. a second elongated slot; 14. a polyvinyl chloride flame retardant layer; 15. a soft silicone strip; 16. a high-efficiency flame retardant; 17. natural rubber; 100. a void portion; 18. a water dropping cone; 19. and (5) reinforcing ribs.
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.
Example one
Referring to fig. 1-4, a high temperature resistant wire includes a flexible core 1 and a shielding layer 3; at least one flexible wire core 1 is arranged; a conductor coating 2 is coated on the outer side of the flexible wire core 1; a plurality of flexible wire cores 1 are wrapped inside a shielding layer 3; the gaps among the plurality of flexible wire cores 1 are filled with ceramic fiber layers 4; the outer surface of the shielding layer 3 is sleeved with a first insulating layer 5; a Teflon heat insulation layer 6 is sleeved on the outer surface of the first insulation layer 5; the outer surface of the Teflon heat-insulating layer 6 is sleeved with a second insulating layer 7; the outer surface of the second insulating layer 7 is sleeved with a wear-resistant layer 9; rock wool 8 is filled in the part between the second insulating layer 7 and the wear-resistant layer 9; when the electric wire is in operation, the conductor coating 2 is arranged, the conductor coating 2 has the function of high temperature resistance, therefore, the conductor coating 2 can play a role of high temperature resistance protection for the flexible wire core 1, the shielding layer 3 can shield the electromagnetic field generated by the wire in the wire, the ceramic fiber layer 4 is a fibrous light refractory material, the electric wire has light weight and good high temperature resistance and thermal stability, therefore, the ceramic fiber layer 4 can play a role of high temperature resistance for the wire again, the Teflon thermal insulation layer 6 has excellent thermal insulation effect and good acid and alkali resistance, thereby being capable of insulating high temperature generated outside and avoiding the wire from being corroded by rainwater, the flexible wire core 1 is prevented from being influenced, the rock wool 8 has the effect of retarding heat flow transmission, further, the high temperature resistance effect of the wire is improved again, and the wear-resistant layer 9 can play a role of friction resistance, make this wire and cable more wear-resisting, and then this wire passes through mutually supporting of conductor coating 2, ceramic fiber layer 4 and rock wool 8 for this wire has splendid high temperature resistance, avoids under the condition of high temperature, and ageing and reduction life's the condition emergence can appear in this wire.
The top end and the bottom end of the wear-resistant layer 9 are respectively provided with a first long groove 10 and a second long groove 13; a group of water chutes 11 are formed in both sides of the first elongated slot 10, and the bottom ends of the water chutes 11 are communicated with the second elongated slot 13; a water guide triangular seat 12 is fixedly connected to the bottom end of the first long groove 10; a group of water dropping cones 18 are fixedly connected to the top ends of the second long grooves 13; during working, in rainy days, rainwater falls on the outer surface of the wire, at the moment, through the arrangement of the first long groove 10, the rainwater falling on the top end of the wire can flow into the first long groove 10 and then flow into the water guide grooves 11 on two sides until flowing to the bottom end of the water guide groove 11, and finally enters the second long groove 13, at the moment, through the action of the water dropping cone 18, the water dropping cone 18 can guide the rainwater to flow to the bottom of the wire, so that the rainwater is prevented from remaining on the wire, the wire is corroded, and further, through the arrangement of the water guide groove 11 and the water dropping cone 18, the rainwater remaining on the wire can be guided, the rainwater can be dripped to the ground, the phenomenon that the rainwater remains on the outer surface of the wire for a long time and can corrode the wire is avoided.
A polyvinyl chloride flame-retardant layer 14 is arranged between the Teflon heat-insulating layer 6 and the second insulating layer 7, and the polyvinyl chloride flame-retardant layer 14 is sleeved on the outer surface of the Teflon heat-insulating layer 6; when the flame-retardant wire works, the polyvinyl chloride flame-retardant layer 14 has good flame retardance and insulativity, and can realize the flame-retardant effect on the wire.
The polyvinyl chloride flame-retardant layer 14 is hollow; soft silica gel strips 15 which are closely arranged are arranged inside the polyvinyl chloride flame-retardant layer 14; the inner sides of the soft silica gel strips 15 are filled with efficient flame retardants 16; when the high-efficiency flame retardant is in work, the flame retardant effect of the polyvinyl chloride flame retardant layer 14 can be further enhanced by the high-efficiency flame retardant 16, and due to the good heat conductivity of the soft silica gel strips 15, when the soft silica gel strips 15 are subjected to high temperature, heat energy can be rapidly transferred, so that concentrated heat energy is uniformly dispersed to all parts of the soft silica gel strips 15, and the occurrence of the spontaneous combustion of the lead due to overhigh temperature is avoided.
A group of natural rubber 17 is arranged between the second insulating layer 7 and the rock wool 8, and gaps are arranged between every two adjacent natural rubbers 17; when the wire is in work, the natural rubber 17 has good toughness, and can buffer and absorb the impact force when the wire is impacted by the outside, so that the wire is prevented from being damaged.
The conductor coating 2 is a tantalum-hafnium carbide alloy layer or a graphite layer; when the lead works, the tantalum-hafnium carbide alloy layer or the graphite layer has excellent heat resistance, so that the high-temperature resistance effect of the lead is enhanced.
A group of gap parts 100 are arranged between the natural rubber 17 and the rock wool 8; in operation, the torque resistance of the wire can be increased by providing the void portion 100.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, reinforcing ribs 19 are fixedly connected to the top end and the bottom end of the interior of the wear-resistant layer 9, and the reinforcing ribs 19 are made of rubber; when the wire is in work, the wire is easy to stretch, and the wire is damaged or even broken after long-term use, so that the strength of the wire can be enhanced by arranging the reinforcing ribs 19, the wire is prevented from being excessively stretched in the use process, the outer skin of the wire is damaged or even broken, and the wire is protected.
Working principle, in operation, through the setting of conductor coating 2, conductor coating 2 has the effect of high temperature resistance, therefore conductor coating 2 can play the effect of high temperature resistant protection to flexible core 1, shielding layer 3 can shield this kind of electromagnetic field that the wire produced in this wire, ceramic fiber layer 4 is fibrous light refractory material, it is light to have a weight, high temperature resistance and thermal stability are good, therefore ceramic fiber layer 4 can play the effect of high temperature resistance to this wire once more, teflon insulating layer 6 has fabulous thermal insulation effect and possess fine acid and alkali resistance shape, thereby can insulate the high temperature that produces to the external world and can avoid this wire to be corroded by the rainwater, avoid flexible core 1 to receive the influence of high temperature, rock wool 8 has the effect of retardant heat flux transmission, and then improved the high temperature resistance effect of this wire once more, wearing layer 9 can play the effect of antifriction, so that the electric wire and cable is more wear-resistant, and in rainy days, rainwater falls on the outer surface of the wire, at the moment, through setting up the first rectangular groove 10, the rainwater that falls on the top end of the wire can flow into the first rectangular groove 10, then flow into the aqueducts 11 on both sides, until flowing to the bottom of the aqueducts 11, finally enter into the second rectangular groove 13, at the moment, through the effect of the water dropping awl 18, the water dropping awl 18 can guide the rainwater to flow away from the bottom of the wire, thus avoiding rainwater to remain on the wire, thus corroding the wire, and then the structure can guide the rainwater that remains on the wire through setting up the aqueducts 11 and the water dropping awl 18, make it drip to the ground, avoid remaining on the outer surface of the wire for a long time, can cause corrosion to the wire, and then the wire passes through the conductor coating 2, the ceramic fiber layer 4 and the rock wool 8 are mutually matched, so that the wire has excellent high temperature resistance, the situation that the lead is aged and the service life of the lead is reduced under the condition of high temperature is avoided.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (7)
1. A high temperature resistant wire, characterized by: comprises a flexible wire core (1) and a shielding layer (3); at least one flexible wire core (1) is arranged; a conductor coating (2) is coated on the outer side of the flexible wire core (1); the flexible wire cores (1) are wrapped inside the shielding layer (3); gaps among the plurality of flexible wire cores (1) are filled with ceramic fiber layers (4); the outer surface of the shielding layer (3) is sleeved with a first insulating layer (5); a Teflon heat insulation layer (6) is sleeved on the outer surface of the first insulation layer (5); the outer surface of the Teflon heat insulation layer (6) is sleeved with a second insulation layer (7); the outer surface of the second insulating layer (7) is sleeved with a wear-resistant layer (9); rock wool (8) is filled in the part between the second insulating layer (7) and the wear-resistant layer (9).
2. A high temperature resistant wire as recited in claim 1, wherein: the top end and the bottom end of the wear-resistant layer (9) are respectively provided with a first long groove (10) and a second long groove (13); a group of water chutes (11) are formed in both sides of the first long groove (10), and the bottom ends of the water chutes (11) are communicated with the second long groove (13); a water guide triangular seat (12) is fixedly connected to the bottom end of the first long groove (10); the top end of the second long groove (13) is fixedly connected with a group of water dropping cones (18).
3. A high temperature resistant wire as recited in claim 2, wherein: the part between teflon heat insulating layer (6) and second insulating layer (7) is equipped with fire-retardant layer of polyvinyl chloride (14), and fire-retardant layer of polyvinyl chloride (14) cover is established at the surface of teflon heat insulating layer (6).
4. A high temperature resistant wire as recited in claim 3, wherein: the inner part of the polyvinyl chloride flame-retardant layer (14) is hollow; soft silica gel strips (15) which are closely arranged are arranged inside the polyvinyl chloride flame-retardant layer (14); the inner sides of the soft silica gel strips (15) are filled with efficient flame retardants (16).
5. The high temperature resistant wire of claim 4, wherein: the part between second insulating layer (7) and rock wool (8) is equipped with a set of natural rubber (17), and all is equipped with the clearance between adjacent natural rubber (17).
6. A high temperature resistant wire as recited in claim 5, wherein: the conductor coating (2) is a tantalum-hafnium carbide alloy layer or a graphite layer.
7. The high temperature resistant wire of claim 6, wherein: a group of gap parts (100) are arranged between the natural rubber (17) and the rock wool (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531960.9U CN216287706U (en) | 2021-10-20 | 2021-10-20 | High-temperature-resistant lead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122531960.9U CN216287706U (en) | 2021-10-20 | 2021-10-20 | High-temperature-resistant lead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216287706U true CN216287706U (en) | 2022-04-12 |
Family
ID=81070934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122531960.9U Active CN216287706U (en) | 2021-10-20 | 2021-10-20 | High-temperature-resistant lead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216287706U (en) |
-
2021
- 2021-10-20 CN CN202122531960.9U patent/CN216287706U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210349413U (en) | High-performance weather-proof electric welding machine flexible cable with rare earth aluminum alloy conductor | |
| CN207116053U (en) | A kind of American outdoor electric wire | |
| CN216287706U (en) | High-temperature-resistant lead | |
| CN209000592U (en) | A kind of novel tensile cable | |
| CN208335775U (en) | A kind of resistance to fire-retardant resistance to fireproof electric wire and cable | |
| CN207883343U (en) | A kind of cold-resistant power cable for wind power generation of elasticity | |
| CN212847772U (en) | Cold-proof wear-resistant cable | |
| CN111180131A (en) | Heat-resisting overhead stranded wire for power transmission line | |
| CN214897800U (en) | Special cable for optical fiber composite medium-voltage tower crane | |
| CN213070685U (en) | Self-clamping cable | |
| CN213988352U (en) | High-modification medium-voltage power cable | |
| CN109119194A (en) | A kind of Novel tensile special cable | |
| CN209249147U (en) | A kind of moisture-proof high temperature-resistant cable | |
| CN208570146U (en) | A kind of cable flame resistant filler rope | |
| CN106024182A (en) | Improved flame-retardant overhead insulating cable | |
| CN205900177U (en) | Improve fire -retardant type overhead insulated cable | |
| CN214796851U (en) | Wisdom is cable for energy | |
| CN219534120U (en) | High-temperature-resistant wear-resistant communication flame-retardant control cable | |
| CN213844865U (en) | Low-voltage fireproof electric wire | |
| CN213988353U (en) | Multi-core stranded insulation computer cable | |
| CN218957431U (en) | Parallel bunched overhead insulated cable for charging pile | |
| CN213277565U (en) | Electric wire and cable with flame retardant function | |
| CN218939300U (en) | High-temperature-resistant bending-resistant cable | |
| CN220821173U (en) | Cable with heat dissipation function | |
| CN210467358U (en) | Fireproof cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |