CN211788287U - Novel resistance to compression fireproof cable - Google Patents
Novel resistance to compression fireproof cable Download PDFInfo
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- CN211788287U CN211788287U CN202020898945.0U CN202020898945U CN211788287U CN 211788287 U CN211788287 U CN 211788287U CN 202020898945 U CN202020898945 U CN 202020898945U CN 211788287 U CN211788287 U CN 211788287U
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Abstract
The utility model discloses a novel resistance to compression fireproof cable, including cable main part, sealed apron, metal paster and positioning bolt, the outside hot pressing of cable main part is connected with the storage box body, the outside of sealed apron is run through and has been seted up notes material hole, the outside nested connection of cable main part has the outer collar, and is provided with rubber convex block directly over the outer collar, rubber convex block's the left and right sides is connected with the shock attenuation paster, and is connected with flexible bracing piece under the rubber convex block, the rectangle spout has been seted up to the upper surface of flexible bracing piece, the inside nested connection of cable main part has the resistance to compression overcoat, and the upper and lower both sides of resistance to compression overcoat have seted up the atress recess, the inside nested connection of resistance to compression overcoat has transmission optical. This novel resistance to compression fireproof cable adopts storage box body and metal paster, protects the cable main part outside through storage box body, utilizes to pour into the gypsum into storage box body inside, and then increases the effect that the cable main part was prevented fires.
Description
Technical Field
The utility model relates to the technical field of cables, specifically a novel resistance to compression fireproof cable.
Background
Along with the annual increase of the occurrence rate of electrical fires in the occurrence of fires, the fire prevention requirements of electric wires and cables are urgent, the fire-proof cables produced in China at present all adopt the traditional mineral insulation copper sheath drawing process, the length of the produced cables is short, the maximum length of a large section is only tens of meters, a plurality of intermediate joints are needed during laying, and the joints can be damaged in the process of extrusion by external force.
Present cable is in the installation, and inside avoiding the conflagration mainly erects the cable in eminence or trench, when nevertheless taking place the conflagration, high temperature can cause the damage to the outside of cable, and then influences the stability in the cable use to the cable is in the use, and gravity presses on the surface of cable, can cause the damage to the inside inner core of cable, and then influences the stability of cable operation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel resistance to compression fireproof cable to when solving the conflagration breaing out that proposes in the above-mentioned background art, high temperature can cause the damage to the outside of cable, and then influences the stability in the cable use, and the cable is in the use, and gravity presses on the surface of cable, can cause the problem of damage to the inside inner core of cable.
In order to realize the purpose, the utility model provides a novel compression-resistant fireproof cable, which comprises a cable main body, a sealing cover plate, a metal patch and a positioning bolt, wherein the outer side of the cable main body is connected with a storage box body in a hot pressing way, the outer side of the sealing cover plate is provided with a material injection hole in a penetrating way, the outer side of the cable main body is connected with an outer collar in a nested way, a rubber lug is arranged right above the outer collar, the left side and the right side of the rubber lug are connected with shock-absorbing patches, a telescopic supporting rod is connected just below the rubber lug, the upper surface of the telescopic supporting rod is provided with a rectangular sliding chute, the inner part of the cable main body is connected with a compression-resistant outer sleeve in a nested way, the upper side and the lower side of the compression-resistant outer sleeve are provided with stressed grooves, a transmission optical cable is connected in a nested way inside, stress holes are formed in the outer side of the damping patch in a penetrating mode, and an expansion spring is arranged under the expansion supporting rod.
Preferably, the storage box bodies are symmetrically distributed about the center line of the outer sleeve ring, the width of each storage box body is larger than that of the cable main body, and the length range of each storage box body is 50-30 cm.
Preferably, the rubber bump and the telescopic supporting rod form a sliding structure through a rectangular sliding groove and a telescopic spring, the length of the telescopic supporting rod is larger than the radius of the cable main body, and the telescopic spring and the telescopic supporting rod are welded into an integral structure.
Preferably, the shock attenuation paster is parallel to each other with the storage box body, and the equidistant distribution in the outside of shock attenuation paster has the stress hole to shock attenuation paster and flexible bracing piece are stainless steel material.
Preferably, the longitudinal section of the inner protective sleeve is of an isosceles triangle structure, and the inner protective sleeve and the rubber column are mutually attached.
Preferably, the metal patch, the positioning bolt, the storage box body and the sealing cover plate form a dismounting and mounting structure, the metal patches are welded on the left side and the right side of the sealing cover plate, and the positioning bolt is in threaded connection with the outer side of each metal patch.
Compared with the prior art, the beneficial effects of the utility model are that: the novel compression-resistant fireproof cable is provided with a cable body,
1. the storage box body and the metal patch are adopted, the outer side of the cable main body is protected through the storage box body, gypsum is injected into the storage box body, the fireproof effect of the cable main body is further improved, the metal patch is used for sealing the storage box body, and the stability of the storage box body in the operation process is ensured;
2. the inner protection sleeve and the rubber column are adopted, the inner protection sleeve supports the inner part of the cable main body, so that important cables in the cable main body are prevented from being damaged, the friction force in the cable is increased by the plastic column, and the cable is prevented from loosening and winding;
3. adopt expanding spring and flexible bracing piece, utilize expanding spring to drive the loop bar removes, and then conducts the heavy object pressure, and then reduces the damage of heavy object to the cable surface to utilize transport loop bar and shock attenuation paster to increase the lifting surface area of cable main part, ensure the security of cable inner structure.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the cable body of the present invention;
FIG. 3 is a schematic side view of the storage box of the present invention;
fig. 4 is a schematic view of the bottom view of the rubber bump of the present invention.
In the figure: 1. a cable body; 2. a material storage box body; 3. sealing the cover plate; 4. a material injection hole; 5. an outer collar; 6. a rubber bump; 7. damping patches; 8. a telescopic support rod; 9. a rectangular chute; 10. a force-bearing groove; 11. a compression-resistant outer sleeve; 12. a power transmission cable; 13. an inner protective sleeve; 14. a rubber column; 15. a metal patch; 16. positioning the bolt; 17. a stress hole; 18. a telescoping spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a novel compression-resistant fireproof cable comprises a cable main body 1, a storage box body 2, a sealing cover plate 3, a material injection hole 4, an outer sleeve 5, rubber bumps 6, shock-absorbing patches 7, telescopic supporting rods 8, rectangular sliding grooves 9, stress grooves 10, a compression-resistant outer sleeve 11, a transmission cable 12, an inner protective sleeve 13, rubber columns 14, metal patches 15, positioning bolts 16, stress holes 17 and telescopic springs 18, wherein the material injection hole 4 is formed in the outer side of the sealing cover plate 3 in a penetrating manner, the outer sleeve 5 is connected to the outer side of the cable main body 1 in a nested manner, the rubber bumps 6 are arranged right above the outer sleeve 5, the shock-absorbing patches 7 are connected to the left side and the right side of the rubber bumps 6, the telescopic supporting rods 8 are connected to the right below of the rubber bumps 6, the rectangular sliding grooves 9 are formed in the upper surface of the telescopic supporting rods 8, the compression-resistant outer sleeve 11 is connected to the inner, the inside nested connection of resistance to compression overcoat 11 has transmission of electricity optical cable 12, and is provided with interior lag 13 under transmission of electricity optical cable 12, is provided with rubber column 14 under interior lag 13, and the outside of shock attenuation paster 7 is run through and is seted up stress hole 17, is provided with expanding spring 18 under the flexible bracing piece 8.
The storage box bodies 2 are symmetrically distributed about the central line of the outer sleeve ring 5, the width of each storage box body 2 is larger than that of the corresponding cable main body 1, the length range of each storage box body 2 is 50-30cm, the fireproof capacity of the surface of each cable main body 1 is increased through gypsum inside each storage box body 2, and the cable skin is prevented from being damaged by flame.
The longitudinal section of the inner protective sleeve 13 is of an isosceles triangle structure, the inner protective sleeve 13 and the rubber column 14 are mutually attached, main cables are protected through the inner protective sleeve 13, and stability of the cables in the operation process is guaranteed.
The working principle is as follows: when the novel compression-resistant fireproof cable is used, as shown in fig. 1 to 3, an operator attaches a metal patch 15 on the outer side of a sealing cover plate 3 to the outer side of a storage box body 2, connects and fixes the sealing cover plate 3 and the storage box body 2 through a positioning bolt 16, then introduces liquid gypsum into the storage box body 2 through a material injection hole 4, bonds and fixes the outer side of a telescopic supporting rod 8 through a rubber bump 6, inserts the telescopic supporting rod 8 into an outer sleeve ring 5, and attaches the telescopic supporting rod 18 in a cable main body 1, and welds and fixes the telescopic supporting rod 8 and the telescopic supporting rod 18 by electric welding, so that the telescopic supporting rod 8 is prevented from being loosened and deflected;
as shown in fig. 1 to 4, the inner protective sheath 13 is then inserted inside the pressure-resistant sheath 11, and the rubber column 14 is inserted inside the cable body 1, the outer side of the inner protective sheath 13 is pressed against by the rubber column 14, avoiding the inner protective sheath 13 and the transmission cable 12 to become loose, whereafter the core cable is inserted inside the inner protective sheath 13, when external force extrudes the outer side of the cable main body 1, the outer sleeve 5 supports the strength, the shock absorption patch 7 drives the telescopic support rod 8 to move, the telescopic spring 18 in the stress groove 10 correspondingly extends and retracts according to the position of the telescopic support rod 8, extrusion damage to the cable main body 1 caused by the external force is avoided, the metal patch 15 is attached and protected to the outer side of the cable main body 1, and the internal and external transmission cables 12 are respectively wrapped and protected by the pressure-resistant outer sleeve 11 and the internal protective sleeve 13.
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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a novel resistance to compression fireproof cable, includes cable main part (1), sealed apron (3), metal paster (15) and positioning bolt (16), its characterized in that: the cable comprises a cable main body (1), a storage box body (2) is connected to the outer side of the cable main body (1) in a hot-press manner, a material injection hole (4) is formed in the outer side of a sealing cover plate (3) in a penetrating manner, an outer sleeve ring (5) is connected to the outer side of the cable main body (1) in an embedded manner, a rubber bump (6) is arranged right above the outer sleeve ring (5), damping patches (7) are connected to the left side and the right side of the rubber bump (6), a telescopic supporting rod (8) is connected right below the rubber bump (6), a rectangular sliding groove (9) is formed in the upper surface of the telescopic supporting rod (8), a compression-resistant outer sleeve (11) is connected to the inner portion of the cable main body (1) in an embedded manner, stress grooves (10) are formed in the upper side and the lower side of the compression-resistant outer sleeve (11), a, a rubber column (14) is arranged right below the inner protective sleeve (13), a stress hole (17) is formed in the outer side of the shock absorption patch (7) in a penetrating mode, and a telescopic spring (18) is arranged right below the telescopic supporting rod (8).
2. The novel compression-resistant fireproof cable of claim 1, wherein: the storage box bodies (2) are symmetrically distributed about the center line of the outer sleeve ring (5), the width of each storage box body (2) is larger than that of the cable main body (1), and the length range of each storage box body (2) is 50-30 cm.
3. The novel compression-resistant fireproof cable of claim 1, wherein: rubber lug (6) and flexible bracing piece (8) constitute sliding construction through rectangle spout (9) and expanding spring (18), and the length of flexible bracing piece (8) is greater than the radius of cable main part (1) to expanding spring (18) and flexible bracing piece (8) welding formula structure as an organic whole.
4. The novel compression-resistant fireproof cable of claim 1, wherein: shock attenuation paster (7) are parallel to each other with storage box body (2), and the equidistant distribution in the outside of shock attenuation paster (7) has stress hole (17) to shock attenuation paster (7) are stainless steel with flexible bracing piece (8).
5. The novel compression-resistant fireproof cable of claim 1, wherein: the longitudinal section of the inner protective sleeve (13) is of an isosceles triangle structure, and the inner protective sleeve (13) and the rubber column (14) are mutually attached.
6. The novel compression-resistant fireproof cable of claim 1, wherein: the metal paster (15), the positioning bolt (16), the storage box body (2) and the sealing cover plate (3) form a dismounting and mounting structure, the metal paster (15) is welded on the left side and the right side of the sealing cover plate (3), and the positioning bolt (16) is in threaded connection with the outer side of the metal paster (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898945.0U CN211788287U (en) | 2020-05-25 | 2020-05-25 | Novel resistance to compression fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020898945.0U CN211788287U (en) | 2020-05-25 | 2020-05-25 | Novel resistance to compression fireproof cable |
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| CN211788287U true CN211788287U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020898945.0U Active CN211788287U (en) | 2020-05-25 | 2020-05-25 | Novel resistance to compression fireproof cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114758824A (en) * | 2022-05-12 | 2022-07-15 | 安徽华能电缆集团有限公司 | High-temperature-resistant bending-resistant medium-voltage cable |
-
2020
- 2020-05-25 CN CN202020898945.0U patent/CN211788287U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114758824A (en) * | 2022-05-12 | 2022-07-15 | 安徽华能电缆集团有限公司 | High-temperature-resistant bending-resistant medium-voltage cable |
| CN114758824B (en) * | 2022-05-12 | 2023-12-05 | 安徽华能电缆集团有限公司 | High-temperature-resistant bending-resistant medium-voltage cable |
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