CN209785618U - Flame-retardant power cable - Google Patents
Flame-retardant power cable Download PDFInfo
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- CN209785618U CN209785618U CN201920851662.8U CN201920851662U CN209785618U CN 209785618 U CN209785618 U CN 209785618U CN 201920851662 U CN201920851662 U CN 201920851662U CN 209785618 U CN209785618 U CN 209785618U
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Abstract
The utility model belongs to the technical field of power cable, especially, be a fire-retardant type power cable, lead the core including copper, the outside that the core was led to copper is connected with the insulating layer, the outside of insulating layer is connected with the band, the outside of band is connected with waterproof endotheca, the outside of waterproof endotheca is connected with fire-retardant subassembly, fire-retardant subassembly includes first silicon rubber pipe box, the cavity has been seted up on the first silicon rubber pipe box, the inboard of cavity is connected with the connecting strip. The utility model discloses a set up the reinforcement piece, the resistance to compression subassembly is constituteed to articulamentum and silicon rubber strip, rethread second silicon rubber pipe box is with resistance to compression subassembly and cable junction, second silicon rubber pipe box can cooperate the use with the resistance to compression subassembly after that, cable compressive resistance has been strengthened, make the cable difficult to take place to damage in transportation or installation, second silicon rubber pipe box can increase resistance to compression subassembly department elasticity simultaneously, make the cable normally buckle, guaranteed that the cable can normal use, and prolonged cable life.
Description
Technical Field
The utility model belongs to the technical field of power cable, concretely relates to fire-retardant type power cable.
Background
The cable is used for transmitting electromagnetic energy, information and wire products for realizing electromagnetic energy conversion, and the existing power cable has the following problems in practical use:
1. The existing cable has weak flame resistance, so that the existing cable is difficult to prevent the spread of fire, and further has poor practicability;
2. The existing cable is poor in pressure resistance, so that the existing cable is easy to damage in the transportation or installation process, and the service life of the existing cable is short.
SUMMERY OF THE UTILITY MODEL
to solve the problems set forth in the background art described above. The utility model provides a fire-retardant type power cable has the current cable fire resistance and weak and not good characteristics of crushing resistance.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-retardant type power cable, leads the core including copper, the outside that the core is led to copper is connected with the insulating layer, the outside of insulating layer is connected with the band, the outside of band is connected with waterproof endotheca, the outside of waterproof endotheca is connected with fire-retardant subassembly, fire-retardant subassembly includes first silicon rubber pipe box, the cavity has been seted up on the first silicon rubber pipe box, the inboard of cavity is connected with the connecting strip, one side packing that the inboard of cavity is close to the connecting strip has fire-retardant cover.
In order to make fire-retardant subassembly difficult and external contact, conduct the utility model relates to a fire-retardant type power cable is preferred technical scheme, fire-retardant subassembly's the outside is connected with second silicon rubber pipe box.
In order to make second silicon rubber pipe box obtain the protection, conduct the utility model relates to a fire-retardant type power cable is preferred technical scheme, the outside of second silicon rubber pipe box is connected with the protective sheath.
In order to make the inside structure of second silicone rubber pipe box show, conduct the utility model relates to a preferred technical scheme of fire-retardant type power cable, the front of second silicone rubber pipe box is seted up flutedly, the recess is the rectangle.
In order to make the resistance to compression subassembly can strengthen cable crushing resistance, conduct the utility model relates to a fire-retardant type power cable preferred technical scheme, the inboard internal connection that is close to second silicon rubber pipe box of recess has the resistance to compression subassembly, the resistance to compression subassembly includes the reinforcement piece, the outside of reinforcement piece is equipped with the articulamentum, and the reinforcement piece is connected with the silicon rubber strip through the articulamentum.
In order to make the articulamentum can be connected reinforcement piece and silicon rubber strip, conduct the utility model relates to a fire-retardant type power cable preferred technical scheme, one side and the reinforcement piece of articulamentum are connected, the opposite side and the silicon rubber strip of articulamentum are connected.
In order to make connecting strip and fire-retardant cover can strengthen the fire resistance of cable, conduct the utility model relates to a fire-retardant type power cable preferred technical scheme, the quantity of connecting strip and fire-retardant cover is six, six the connecting strip all uses waterproof endotheca as the center with fire-retardant cover to be the annular arrangement.
compared with the prior art, the beneficial effects of the utility model are that:
1. Through setting up first silicon rubber pipe box, cavity, connecting strip and fire-retardant cover constitution fire-retardant subassembly, the fire behaviour of cable can be strengthened to the fire-retardant subassembly of rethread for the cable can prevent stretching of intensity of a fire, thereby has strengthened the practicality of cable.
2. Through setting up the reinforcement piece, the resistance to compression subassembly is constituteed to articulamentum and silicon rubber strip, rethread second silicon rubber pipe box is with resistance to compression subassembly and cable junction, second silicon rubber pipe box and resistance to compression subassembly can cooperate the use after that, cable compressive resistance has been strengthened, make the cable difficult for taking place to damage in transportation or installation, second silicon rubber pipe box can increase resistance to compression subassembly department elasticity simultaneously, make the cable normally buckle, guaranteed that the cable can normal use, and prolonged cable life.
drawings
The accompanying drawings 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 invention and not to limit the invention. In the drawings:
Fig. 1 is a schematic structural view of the present invention;
Fig. 2 is an enlarged schematic view of a in fig. 1 according to the present invention;
fig. 3 is a schematic side view of the present invention;
Fig. 4 is a schematic top view of the present invention.
in the figure: 1. a copper conductive core; 2. an insulating layer; 3. wrapping belts; 4. a waterproof inner sleeve; 5. a flame retardant component; 51. a first silicone rubber tube sleeve; 52. a cavity; 53. a connecting strip; 54. a flame-retardant sleeve; 6. a second silicone rubber pipe sleeve; 7. a protective sleeve; 8. a groove; 9. a compression resistant assembly; 91. a reinforcing sheet; 92. a connecting layer; 93. a silicone rubber strip.
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.
example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a fire-retardant type power cable, leads core 1 including the copper, the outside that core 1 was led to the copper is connected with insulating layer 2, the outside of insulating layer 2 is connected with band 3, the outside of band 3 is connected with waterproof endotheca 4, the outside of waterproof endotheca 4 is connected with fire-retardant subassembly 5, fire-retardant subassembly 5 includes first silicon rubber pipe box 51, cavity 52 has been seted up on the first silicon rubber pipe box 51, the inboard of cavity 52 is connected with connecting strip 53, one side packing that the inboard of cavity 52 is close to connecting strip 53 has fire-retardant cover 54.
In this embodiment: the flame-retardant component 5 is formed by arranging the first silicon rubber pipe sleeve 51, the cavity 52, the connecting strip 53 and the flame-retardant sleeve 54, and the flame-retardant performance of the cable can be enhanced by the flame-retardant component 5, so that the cable can prevent the spread of fire, the practicability of the cable is enhanced, and the connecting strip 53 and the flame-retardant sleeve 54 are made of organic brominated flame-retardant materials.
Specifically, the outer side of the flame retardant component 5 is connected with a second silicone rubber pipe sleeve 6.
In this embodiment: can be with resistance to compression subassembly 9 and cable junction through second silicon rubber pipe box 6, rethread second silicon rubber pipe box 6 and resistance to compression subassembly 9 can cooperate the use, have strengthened cable crushing resistance for the cable is difficult to take place to damage in transportation or installation, and second silicon rubber pipe box 6 can increase resistance to compression subassembly 9 department elasticity simultaneously, makes the cable normally buckle.
Specifically, the outer side of the second silicone rubber pipe sleeve 6 is connected with a protective sleeve 7.
In this embodiment: can wrap up second silicon rubber pipe box 6, fire-retardant subassembly 5, waterproof endotheca 4, band 3, insulating layer 2 and copper lead core 1 etc. through protective sheath 7 for second silicon rubber pipe box 6, fire-retardant subassembly 5, waterproof endotheca 4, band 3, insulating layer 2 and copper lead core 1 etc. and be difficult for with external contact, thereby difficult emergence damage.
Specifically, the front surface of the second silicone rubber pipe sleeve 6 is provided with a groove 8, and the groove 8 is rectangular.
In this embodiment: can demonstrate the inside resistance to compression subassembly 9 of second silicone rubber pipe box 6 through recess 8, the people of being convenient for know the inside structure of second silicone rubber pipe box 6.
Specifically, the inner side of the groove 8, which is close to the second silicone rubber tube sleeve 6, is connected with a compression-resistant assembly 9, the compression-resistant assembly 9 comprises a reinforcing sheet 91, a connecting layer 92 is arranged on the outer side of the reinforcing sheet 91, the reinforcing sheet 91 is connected with a silicone rubber strip 93 through the connecting layer 92, the reinforcing sheet 91 is made of plastic, and the connecting layer 92 is made of glue.
In this embodiment: constitute resistance to compression subassembly 9 through reinforcing piece 91, articulamentum 92 and silicon rubber strip 93, rethread resistance to compression subassembly 9 can strengthen cable compressive property for the cable is difficult to take place to damage in transportation or installation.
Specifically, one side of the connection layer 92 is connected to the reinforcing sheet 91, and the other side of the connection layer 92 is connected to the silicone rubber strip 93.
In this embodiment: the reinforcing sheet 91 may be connected to the silicone rubber strip 93 by the connecting layer 92, and may constitute the compression-resistant assembly 9, and the compression resistance of the cable may be enhanced by the compression-resistant assembly 9.
specifically, the number of the connecting strips 53 and the number of the flame-retardant sleeves 54 are six, and the six connecting strips 53 and the flame-retardant sleeves 54 are arranged in a ring shape with the water-proof inner sleeve 4 as the center.
In this embodiment: the connecting strip 53 and the flame-retardant sleeve 54 can be matched to enhance the flame-retardant performance of the cable, so that the cable can prevent the spread of fire, and the practicability of the cable is enhanced.
The utility model discloses a theory of operation and use flow: firstly, hot-plastic extruding copper into a copper guide core 1 by an extruding machine, then drawing and forming the copper guide core 1 by a drawing machine, then coating an insulating layer 2 on the copper guide core 1 by a coating machine, then wrapping a wrapping tape 3 on the copper guide core 1 and the insulating layer 2 by the wrapping machine, then coating a waterproof inner sleeve 4 on the wrapping tape 3 by the coating machine, then coating a layer of first silicon rubber pipe sleeve 51 on the waterproof inner sleeve 4 by the coating machine, then coating a connecting strip 53 on the first silicon rubber pipe sleeve 51 by the coating machine, then coating the other layer of first silicon rubber pipe sleeve 51 on the connecting strip 53 by the coating machine, forming a cavity 52 between the two layers of first silicon rubber pipe sleeves 51 and the connecting strip 53, then filling a flame-retardant sleeve 54 into the cavity 52, so that the first silicon rubber pipe sleeve 51, the cavity 52, the connecting strip 53 and the flame-retardant sleeve 54 are assembled to form a flame-retardant component 5, then a layer of second silicone rubber pipe sleeve 6 is coated on the flame-retardant component 5 through a coating machine, the reinforcing sheet 91 is connected with the silicone rubber strip 93 through the connecting layer 92 to form the compression-resistant component 9, then the compression-resistant component 9 is coated on a layer of second silicone rubber pipe sleeve 6, then another layer of second silicone rubber pipe sleeve 6 is coated on the compression-resistant component 9 through the coating machine, then the protective sleeve 7 is coated on the second silicone rubber pipe sleeve 6 through the coating machine, then the groove 8 is formed in the second silicone rubber pipe sleeve 6, then the compression-resistant component 9 in the second silicone rubber pipe sleeve 6 can be displayed through the groove 8, people can conveniently know the internal structure of the second silicone rubber pipe sleeve 6, then the cable is connected with equipment and a power supply to be applied for use, at the moment, the flame-retardant performance of the cable is enhanced due to the flame-retardant component 5, so that the cable can prevent the spread of fire, thereby the practicality of cable has been strengthened, simultaneously because resistance to compression subassembly 9 can strengthen cable resistance to compression for the cable is difficult for taking place to damage in transportation or installation, because second silicon rubber pipe box 6 can increase resistance to compression subassembly 9 department elasticity after that, makes the cable normally buckle, has guaranteed that the cable can normal use, and after the cable finishes using, with its with the equipment or the power of being connected tear open can.
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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (7)
1. The utility model provides a fire-retardant type power cable, leads core (1) including the copper, the outside that core (1) was led to the copper is connected with insulating layer (2), the outside of insulating layer (2) is connected with band (3), the outside of band (3) is connected with waterproof endotheca (4), its characterized in that: the outer side of the waterproof inner sleeve (4) is connected with a flame-retardant component (5), the flame-retardant component (5) comprises a first silicon rubber pipe sleeve (51), a cavity (52) is formed in the first silicon rubber pipe sleeve (51), the inner side of the cavity (52) is connected with a connecting strip (53), and one side, close to the connecting strip (53), of the inner side of the cavity (52) is filled with a flame-retardant sleeve (54).
2. The flame-retardant power cable according to claim 1, wherein: and the outer side of the flame-retardant component (5) is connected with a second silicon rubber pipe sleeve (6).
3. The flame-retardant power cable according to claim 2, wherein: the outer side of the second silicon rubber pipe sleeve (6) is connected with a protective sleeve (7).
4. The flame-retardant power cable according to claim 2, wherein: the front surface of the second silicon rubber pipe sleeve (6) is provided with a groove (8), and the groove (8) is rectangular.
5. The flame retardant power cable according to claim 4, wherein: the inboard internal connection that is close to second silicon rubber pipe sleeve (6) of recess (8) has resistance to compression subassembly (9), resistance to compression subassembly (9) are including reinforcing piece (91), the outside of reinforcing piece (91) is equipped with articulamentum (92), and reinforcing piece (91) are connected with silicon rubber strip (93) through articulamentum (92).
6. The flame-retardant power cable according to claim 5, wherein: one side of the connecting layer (92) is connected with the reinforcing sheet (91), and the other side of the connecting layer (92) is connected with the silicone rubber strip (93).
7. The flame-retardant power cable according to claim 1, wherein: the number of the connecting strips (53) and the number of the flame-retardant sleeves (54) are six, and the six connecting strips (53) and the flame-retardant sleeves (54) are annularly arranged by taking the waterproof inner sleeve (4) as the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920851662.8U CN209785618U (en) | 2019-06-06 | 2019-06-06 | Flame-retardant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920851662.8U CN209785618U (en) | 2019-06-06 | 2019-06-06 | Flame-retardant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209785618U true CN209785618U (en) | 2019-12-13 |
Family
ID=68788605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920851662.8U Active CN209785618U (en) | 2019-06-06 | 2019-06-06 | Flame-retardant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209785618U (en) |
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2019
- 2019-06-06 CN CN201920851662.8U patent/CN209785618U/en active Active
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