CN114093563A - High strength resistance to compression cable with fire-retardant function - Google Patents
High strength resistance to compression cable with fire-retardant function Download PDFInfo
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- CN114093563A CN114093563A CN202111202070.1A CN202111202070A CN114093563A CN 114093563 A CN114093563 A CN 114093563A CN 202111202070 A CN202111202070 A CN 202111202070A CN 114093563 A CN114093563 A CN 114093563A
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- retardant
- flame
- compression
- fixedly connected
- reinforcing
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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
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- 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
-
- 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
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
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- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses a high-strength compression-resistant cable with a flame-retardant function, which comprises a flame-retardant inner lining pipe and a wire core, wherein the wire core is fixedly arranged inside the flame-retardant inner lining pipe, the wire core is uniformly arranged along the axial center point of the flame-retardant inner lining pipe, a compression-resistant outer lining pipe is fixedly arranged outside the flame-retardant inner lining pipe, the interior of the compression-resistant outer lining pipe is fixedly connected with two oppositely arranged support frames, the interiors of the two support frames are fixedly connected with a plurality of support rods, a reinforcing plate is fixedly connected between the two ends of the two support frames, part of the outer wall of the flame-retardant inner lining pipe is attached to the inner walls of the support frames and the reinforcing plate, a reinforcing pipe is fixedly connected outside the compression-resistant outer lining pipe, a plurality of reinforcing ribs are fixedly arranged inside the reinforcing pipe, and the plurality of reinforcing ribs are uniformly arranged along the axial center point of the reinforcing pipe. This kind of high strength resistance to compression cable with fire-retardant function has realized the automatic purpose of putting out the naked light to people can't put out the naked light in time, has improved the fire resistance and the fire behavior of cable self.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a high-strength compression-resistant cable with a flame-retardant function.
Background
The cable is a general name of articles such as optical cables, electric cables and the like, the cable has a plurality of purposes, is mainly used for controlling installation, connecting equipment, transmitting electric power and the like, is a common and indispensable object in daily life, is electrified, so that the installation needs to be cautious, the electric cable is used for transmitting and distributing electric energy, the electric cable is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater, in the electric power line, the proportion of the electric cable is gradually increased, and the electric cable is a cable product used for transmitting and distributing high-power electric energy in a main line of an electric power system.
At present, after the existing cable is used for a long time, if open fire appears in a sudden short circuit, the cable can burn, if people cannot find the cable in time, serious economic loss can be caused, and in the using and installing process of the cable, due to external factors, the cable core is likely to be broken, the condition that the power equipment stops running is caused, so that the cable is improved, and the high-strength compression-resistant cable with the flame-retardant function is provided.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a high-strength compression-resistant cable with a flame-retardant function, which comprises a flame-retardant inner lining pipe and a wire core, wherein the wire core is fixedly arranged inside the flame-retardant inner lining pipe, the wire core is uniformly arranged along the axial center point of the flame-retardant inner lining pipe, a compression-resistant outer lining pipe is fixedly arranged outside the flame-retardant inner lining pipe, two oppositely-arranged support frames are fixedly connected inside the compression-resistant outer lining pipe, a plurality of support rods are fixedly connected inside the two support frames, a reinforcing plate is fixedly connected between the two ends of the two support frames, and part of the outer wall of the flame-retardant inner lining pipe is attached to the inner walls of the support frames and the reinforcing plate.
As a preferable technical scheme of the invention, the outer side of the pressure-resistant outer liner pipe is fixedly connected with a reinforcing pipe, a plurality of reinforcing ribs are fixedly arranged inside the reinforcing pipe, and the plurality of reinforcing ribs are uniformly arranged along the axial center point of the reinforcing pipe.
According to a preferable technical scheme of the invention, rubber low-smoke halogen-free flame-retardant particles are filled in the flame-retardant inner lining pipe, calcium silicate particles are filled in the compression-resistant outer lining pipe, and a polyethylene material is filled in the reinforcing pipe.
As a preferred technical scheme of the present invention, a chemical flame retardant tube is fixedly connected to an outer side of the reinforcing tube, a plurality of hollow balls are fixedly disposed inside the chemical flame retardant tube, a plurality of air outlets are disposed inside the chemical flame retardant tube, through holes are disposed on surfaces of the plurality of hollow balls, and the through holes are communicated with the air outlets.
As a preferable technical scheme of the present invention, a plurality of hollow balls are respectively provided with a shrinkage hole inside, the aperture of one end of each shrinkage hole is smaller than that of the other end of each shrinkage hole, a spherical fixture block is fixedly arranged inside each shrinkage hole, and one end of each spherical fixture block is fixedly connected with a firing pin.
In a preferred embodiment of the present invention, the inner wall of the hollow ball is fixedly connected to a plurality of guide plates, the striker is disposed inside the guide plates, the nitrogen storage ball is disposed inside the hollow ball, the outer wall of the nitrogen storage ball is fixedly connected to a plurality of tie bars, and one end of each tie bar is fixedly connected to the inner wall of the hollow ball.
As a preferable technical scheme of the invention, the outer side of the chemical flame-retardant pipe is fixedly connected with a buffer sleeve, the inner part of the buffer sleeve is fixedly connected with a plurality of layers of reinforcing blocks, the plurality of layers of reinforcing blocks are arranged in a staggered manner, and a cushion pad is fixedly connected between every two layers of the plurality of layers of reinforcing blocks.
As a preferred technical scheme of the present invention, the thickness of the wall of the pressure-resistant outer liner tube is the same as that of the reinforcing tube, the thickness of the wall of the chemical flame-retardant tube is 1.5 times that of the wall of the cushion casing, and the thickness of the wall of the pressure-resistant outer liner tube is 2 times that of the wall of the cushion casing.
The invention has the beneficial effects that:
the utility model provides a, this kind of high strength resistance to compression cable with fire-retardant function, through the setting of hollow ball, when cable self begins the burning, the ball can burst under the effect of striker is stored to nitrogen gas, makes nitrogen gas spill over through-hole and venthole, carries out fire-retardant treatment to the surface of the fire-retardant pipe of chemistry to put out the naked light, realized automatic purpose of putting out the naked light, in case people can't in time put out the naked light, the fire resistance and the fire behavior of cable self have been improved.
Two, this kind of high strength resistance to compression cable with fire-retardant function, through the buffer tube who sets up, can cushion the pressure that the external world gave to progressively decrease pressure, in order to play the effect of resistance to compression, and the cooperation through the reinforcement pipe that sets up and resistance to compression bushing pipe, when improving the stability of cable itself, further improved compressive property, avoid the cable to receive pressure too big, lead to the sinle silk fracture.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a cross-sectional view of a high strength, pressure resistant cable having flame retardant functionality in accordance with the present invention;
FIG. 2 is an enlarged view of the structure at the position A of the high-strength compression-resistant cable with the flame-retardant function according to the present invention;
FIG. 3 is a structural diagram of a high strength compression resistant cable hollow sphere with flame retardant functionality according to the present invention;
FIG. 4 is a cross-sectional view of a high strength, pressure resistant cable reinforcement tube with flame retardant functionality in accordance with the present invention;
fig. 5 is a cross-sectional view of a high strength, pressure resistant cable buffer sleeve with flame retardant features of the present invention.
In the figure: 1. a flame retardant liner tube; 2. a wire core; 3. a pressure resistant outer liner; 4. a support frame; 5. a support bar; 6. a reinforcing plate; 7. reinforcing the pipe; 8. a chemical flame retardant tube; 9. a buffer sleeve; 10. an air outlet; 11. a hollow ball; 12. a through hole; 13. a shrink hole; 14. a spherical fixture block; 15. a striker; 16. a guide plate; 17. a connecting rod; 18. a nitrogen storage ball; 19. reinforcing ribs; 20. a reinforcing block; 21. a cushion pad.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in figure 1, the high-strength compression-resistant cable with the flame-retardant function comprises a flame-retardant inner lining pipe 1 and a wire core 2, wherein the wire core 2 is fixedly arranged inside the flame-retardant inner lining pipe 1, the wire core 2 is uniformly arranged along the axial center point of the flame-retardant inner lining pipe 1, a compression-resistant outer lining pipe 3 is fixedly arranged outside the flame-retardant inner lining pipe 1, two oppositely-arranged support frames 4 are fixedly connected inside the compression-resistant outer lining pipe 3, a plurality of support rods 5 are fixedly connected inside the two support frames 4, a reinforcing plate 6 is fixedly connected between the two ends of the two support frames 4, part of the outer wall of the flame-retardant inner lining pipe 1 is attached to the inner walls of the support frames 4 and the reinforcing plate 6, a reinforcing pipe 7 is fixedly connected outside the compression-resistant outer lining pipe 3, a chemical flame-retardant pipe 8 is fixedly connected outside the reinforcing pipe 7, a buffer sleeve 9 is fixedly connected outside the chemical flame-retardant pipe 8, and the buffer sleeve 9 is fixedly connected outside the chemical flame-retardant pipe 8 through the arranged support frames 4, The cooperation of bracing piece 5 and gusset plate 6 can make the overall structure of resistance to compression bushing pipe 3 more stable, and effectively improves the pressure strength that resistance to compression bushing pipe 3 resisted.
The inside packing of fire-retardant interior bushing pipe 1 has the fire-retardant granule of rubber low smoke and zero halogen, use the gap of this granule in with fire-retardant interior bushing pipe 1 to fill, the diameter of granule needs be at 0.5mm-0.7mm, make the granule can wrap up sinle silk 2, in order to reach the flame retardant efficiency of certain degree, the inside packing of resistance to compression bushing pipe 3 has calcium silicate granule, both can show the bulk strength that improves resistance to compression bushing pipe 3, certain insulating effect has also been attached, the inside packing of reinforcement pipe 7 has the polyethylene material, when reinforcement pipe 7 further improves cable bulk strength, its inside polyethylene material has also played insulating effect.
The thickness of the pipe wall of the pressure-resistant external liner pipe 3 is the same as that of the reinforcing pipe 7, the thickness of the pipe wall of the chemical flame-retardant pipe 8 is 1.5 times of the thickness of the pipe wall of the buffer sleeve 9, and the thickness of the pipe wall of the pressure-resistant external liner pipe 3 is 2 times of the thickness of the pipe wall of the buffer sleeve 9.
As shown in fig. 2 and 3, according to the high-strength compression-resistant cable with the flame-retardant function, a plurality of hollow balls 11 are fixedly arranged inside a chemical flame-retardant tube 8, a plurality of air outlets 10 are formed inside the chemical flame-retardant tube 8, through holes 12 are formed in the surfaces of the plurality of hollow balls 11, and the through holes 12 are communicated with the air outlets 10.
A plurality of guide plates 16 are fixedly connected to the inner wall of the hollow ball 11, a striker 15 is provided inside the guide plates 16, and the inside of the hollow ball 11 is provided with a nitrogen storage ball 18, the outer wall of the nitrogen storage ball 18 is fixedly connected with a plurality of connecting rods 17, one end of each connecting rod 17 is fixedly connected with the inner wall of the hollow ball 11, when the buffer sleeve 9 is burnt, the hollow ball 11 is heated, the inner wall of the hollow ball 11 is contracted, the contraction hole 13 extrudes the spherical clamping block 14, the spherical clamping block 14 moves to the middle of the hollow ball 11 under the extrusion acting force, the firing pin 15 is driven to impact the nitrogen storage ball 18, and the guide plate 16 serves to guide the striker 15, preventing the striker 15 from being deviated, and then the nitrogen storage ball 18 is burst, allowing the nitrogen to fill the inside of the hollow ball 11, and discharged through the through hole 12 and the gas outlet 10 to perform a flame retardant treatment on the surface of the chemical flame retardant pipe 8.
As shown in fig. 4, according to the high-strength compression-resistant cable with the flame retardant function, a plurality of reinforcing ribs 19 are fixedly arranged inside the reinforcing tube 7, the plurality of reinforcing ribs 19 are uniformly arranged along the axial center point of the reinforcing tube 7, and the reinforcing ribs 19 can remarkably improve the compression resistance of the reinforcing tube 7.
As shown in fig. 5, according to the high-strength compression-resistant cable with a flame retardant function, a plurality of layers of reinforcing blocks 20 are fixedly connected inside a buffer sleeve 9, the plurality of layers of reinforcing blocks 20 are arranged in a staggered manner, and a buffer pad 21 is fixedly connected between each two layers of the plurality of layers of reinforcing blocks 20, when the surface of the buffer sleeve 9 is subjected to pressure, the reinforcing blocks 20 can extrude the buffer pad 21, and the pressure is sequentially reduced, so that the purpose of protecting the cable is achieved.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a high strength resistance to compression cable with fire-retardant function, includes bushing pipe (1) and sinle silk (2) in fire-retardant, its characterized in that, sinle silk (2) are fixed to be set up in the inside of bushing pipe (1) in fire-retardant, just sinle silk (2) evenly set up along the axle center point of bushing pipe (1) in fire-retardant, fixed resistance to compression bushing pipe (3) of being provided with in the outside of bushing pipe (1) in fire-retardant, the inside fixedly connected with two support frame (4) of relative setting of resistance to compression bushing pipe (3), two many spinal branchs vaulting pole (5) of the inside fixedly connected with of support frame (4), and two equal fixedly connected with gusset plate (6) between the both ends of support frame (4), the inner wall of the partial outer wall laminating support frame (4) and gusset plate (6) of bushing pipe (1) in fire-retardant.
2. The high-strength compression-resistant cable with the flame-retardant function according to claim 1, wherein a reinforcing tube (7) is fixedly connected to the outer side of the compression-resistant outer liner tube (3), a plurality of reinforcing ribs (19) are fixedly arranged inside the reinforcing tube (7), and the plurality of reinforcing ribs (19) are uniformly arranged along the axial center point of the reinforcing tube (7).
3. The high-strength compression-resistant cable with the flame-retardant function according to claim 2, wherein the flame-retardant inner liner tube (1) is filled with rubber low-smoke halogen-free flame-retardant particles, the compression-resistant outer liner tube (3) is filled with calcium silicate particles, and the reinforcing tube (7) is filled with polyethylene material.
4. The high-strength compression-resistant cable with the flame-retardant function according to claim 2, wherein a chemical flame-retardant tube (8) is fixedly connected to the outer side of the reinforcing tube (7), a plurality of hollow balls (11) are fixedly arranged inside the chemical flame-retardant tube (8), a plurality of air outlet holes (10) are formed inside the chemical flame-retardant tube (8), through holes (12) are formed in the surfaces of the hollow balls (11), and the through holes (12) are communicated with the air outlet holes (10).
5. The high-strength compression-resistant cable with the flame retardant function as claimed in claim 4, wherein a plurality of the hollow balls (11) are provided with a shrinkage hole (13) inside, the diameter of one end of the shrinkage hole (13) is smaller than that of the other end of the shrinkage hole, a spherical block (14) is fixedly arranged inside the shrinkage hole (13), and one end of the spherical block (14) is fixedly connected with a firing pin (15).
6. The high-strength compression-resistant cable with the flame-retardant function according to claim 4, wherein a plurality of guide plates (16) are fixedly connected to the inner wall of the hollow ball (11), the striker (15) is arranged on the inner side of the guide plates (16), a nitrogen storage ball (18) is arranged inside the hollow ball (11), a plurality of connecting rods (17) are fixedly connected to the outer wall of the nitrogen storage ball (18), and one end of each connecting rod (17) is fixedly connected to the inner wall of the hollow ball (11).
7. The high-strength compression-resistant cable with the flame-retardant function as claimed in claim 4, wherein a buffer sleeve (9) is fixedly connected to the outer side of the chemical flame-retardant tube (8), a plurality of layers of reinforcing blocks (20) are fixedly connected to the inner side of the buffer sleeve (9), the plurality of layers of reinforcing blocks (20) are arranged in a staggered manner, and a buffer pad (21) is fixedly connected between each two layers of the plurality of layers of reinforcing blocks (20).
8. The high-strength anti-compression cable with the flame retardant function as claimed in claim 7, wherein the thickness of the wall of the anti-compression outer liner tube (3) is the same as that of the reinforcing tube (7), the thickness of the wall of the chemical flame retardant tube (8) is 1.5 times of the wall thickness of the buffer sleeve (9), and the thickness of the wall of the anti-compression outer liner tube (3) is 2 times of the wall thickness of the buffer sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111202070.1A CN114093563A (en) | 2021-10-15 | 2021-10-15 | High strength resistance to compression cable with fire-retardant function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111202070.1A CN114093563A (en) | 2021-10-15 | 2021-10-15 | High strength resistance to compression cable with fire-retardant function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114093563A true CN114093563A (en) | 2022-02-25 |
Family
ID=80297045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111202070.1A Withdrawn CN114093563A (en) | 2021-10-15 | 2021-10-15 | High strength resistance to compression cable with fire-retardant function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114093563A (en) |
-
2021
- 2021-10-15 CN CN202111202070.1A patent/CN114093563A/en not_active Withdrawn
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Application publication date: 20220225 |