CN117854819A - High-flame-retardant environment-friendly cable - Google Patents

Abstract

The invention discloses a high-flame-retardant environment-friendly cable which comprises a transformer, a stabilizing mechanism and a cable assembly, wherein a flame-retardant outer sheath, an inner sheath layer, a shielding layer, armor, a connecting piece and a flame-retardant assembly are sequentially arranged on the cable assembly from outside to inside; when the cable assembly burns, the flame burns to destroy the structure of the baffle frame, so that the wire core offset limiting part loses pressure, the limiting part rotates along with the rotating shaft, the flame retardant rope lacks support to incline, meanwhile, the flame retardant rope is filled with flame retardant, the flame retardant is better in fireproof and explosion-proof performance, fire spreading can be further prevented, the stabilizing frame is pushed to move in the guide chute, the extruding pressing block can enable the stabilizing block to be fully contacted with the cable assembly, stable fixing and flexible dismounting of the cable assembly can be realized, and the cable assembly is convenient to maintain and replace.

Description

High-flame-retardant environment-friendly cable

Technical Field

The invention relates to the technical field of cables, in particular to a high-flame-retardant environment-friendly cable.

Background

With the continuous progress of human society, people's awareness of environmental protection is gradually improved, and ecological environment, environmental protection products, "green" foods, "green" engineering and the like are one of the focuses of attention; in the wire and cable industry, particularly in the interior of buildings, more and more industry specifications and product standards require that the cable be environment-friendly, low-smoke, halogen-free, low-toxicity, flame-retardant, fire-resistant and the like, and the environment-friendly wire and cable should have the following characteristics: 1. the raw materials and auxiliary materials for manufacturing are not polluting the surrounding environment; 2. the wire and cable material does not contain halogen such as bromine, fluorine and the like, and does not generate secondary pollution such as harmful gas, corrosive gas and the like in emergency conditions (such as electrical accidents and fire disasters); the smoke amount is small in combustion, and the flame retardance is good; 4. the fertilizer does not contain heavy metals such as lead, cadmium and the like which can cause harmful effects on the environment, does not contain environmental hormone, and does not pollute soil; 5. the electric wires and cables can be recycled after being abandoned, and the electric wires and cables are buried and burnt without producing harm to the environment;

however, when the existing cable is maintained or installed, one end of the cable needs to be cut, but excessive force or improper cutting causes damage to the inner copper core to damage the inner copper core, the cable cores are not properly separated and protected, interference and mutual interference between the cores can occur, signal quality is reduced or faults are caused, the flame retardant layer does not have secondary prevention, the fire spreading causes damage to surrounding environment and equipment, the cable assembly is not designed to be stably fixed and flexibly detached, the cable assembly is possibly loose or cannot be conveniently maintained and replaced, the reliability and the service life of the cable are affected, and in order to solve the problems, the application provides a green environment-friendly cable with high flame retardant property.

Disclosure of Invention

The technical problems to be solved by the invention are as follows: when the existing cable is maintained or installed, one end of the cable needs to be cut, but excessive force or improper cutting causes damage to the inner copper core to damage the inner copper core, the cable cores are not properly separated and protected, interference and mutual interference between the cores can occur, signal quality is reduced or faults are caused, the flame retardant layer does not have secondary prevention, fire spreading causes damage to surrounding environment and equipment, and the cable assembly is not designed to be stably fixed and flexibly detached, so that the cable assembly is loose or cannot be conveniently maintained and replaced, and the reliability and the service life of the cable are affected.

In order to solve the technical problems, the invention provides the following technical scheme: the environment-friendly cable with high flame retardant property comprises a transformer, a stabilizing mechanism and a cable assembly, wherein the cable assembly is sequentially provided with a flame retardant outer sheath, an inner sheath layer, a shielding layer, armors, a connecting piece and a flame retardant assembly from outside to inside, one side of the transformer is provided with the stabilizing mechanism, and the transformer is movably connected with the cable assembly through the stabilizing mechanism; the flame-retardant assembly is formed by combining a flame-retardant filling layer, a wire core, a blocking frame, a limiting part, fan-shaped filling strips, flame-retardant ropes, flame retardants, connecting parts, a rotating shaft and limiting plates, wherein armor is arranged in the shielding layer, two groups of armor are arranged on the armor, two ends of the armor are connected with each other through the connecting parts, a stretching-resistant layer is arranged in the armor, the blocking frame is arranged in the stretching-resistant layer, the blocking frame is of a three-star structure, and a plurality of fan-shaped filling strips are filled between the stretching-resistant layer and the blocking frame.

As a preferable scheme of the high-flame-retardant environment-friendly cable, the invention comprises the following steps: the novel flame-retardant cable stop frame is characterized in that a plurality of rotating shafts are annularly arranged in the stop frame, limiting pieces are arranged on the rotating shafts and are of L-shaped structures, limiting plates are arranged on one sides, far away from the rotating shafts, of the limiting pieces, flame-retardant ropes are arranged in the stop frame, the limiting plates and the flame-retardant ropes are mutually attached, a plurality of flame-retardant filling layers are arranged between the stop frame and the fan-shaped filling strips, and wire cores are arranged in the flame-retardant filling layers.

As a preferable scheme of the high-flame-retardant environment-friendly cable, the invention comprises the following steps: the number of the flame-retardant ropes, the limiting parts and the wire cores is three, the positions of the flame-retardant ropes, the limiting parts and the wire cores are matched with each other, and the flame-retardant ropes are filled with flame retardants.

As a preferable scheme of the high-flame-retardant environment-friendly cable, the invention comprises the following steps: the flame-retardant outer sheath, the inner sheath layer and the flame-retardant filling layer are all made of polyvinyl chloride materials.

As a preferable scheme of the high-flame-retardant environment-friendly cable, the invention comprises the following steps: the shielding layer is a woven net woven by copper wires, and the stretch-resistant layer is made of an elastomer polyolefin material.

As a preferable scheme of the high-flame-retardant environment-friendly cable, the invention comprises the following steps: the stabilizing mean includes mounting bracket, attach fitting, installation apron, screw thread piece, steady rest, stable spring, extrusion piece, steady piece, direction chute, locating hole and dismantlement hole, transformer one side is provided with the mounting bracket, has seted up stable groove in the mounting bracket, is provided with attach fitting in the stable groove, and mounting bracket one side is provided with the screw thread piece, and the mounting bracket has the installation apron through screw thread piece threaded connection, and the mounting bracket is connected with cable assembly through attach fitting.

As a preferable scheme of the high-flame-retardant environment-friendly cable, the invention comprises the following steps: a stabilizing spring is arranged in the mounting cover plate, a stabilizing frame is arranged in the stabilizing groove at one side, far away from the mounting cover plate, of the stabilizing spring, through grooves are formed in two sides of the stabilizing frame, guide rods are arranged at two sides of the through grooves, sliding blocks are connected onto the guide rods in a sliding manner, extrusion blocks are arranged between the sliding blocks, and a reset spring is arranged between the sliding blocks and the guide rods; the extrusion piece one side is provided with the steady piece, and the steady piece is laminated each other with cable assembly surface, set up in the stable inslot by big to little direction chute in the mounting bracket, the extrusion piece is located the direction chute, and the locating hole has been seted up to one side that is close to the direction chute in the mounting bracket, and the mounting bracket surface is provided with the dismantlement hole that corresponds each other with the locating hole.

The invention has the beneficial effects that:

1. the inside armor that is provided with of cable subassembly, the armor divide into two sets of to the armor passes through connecting piece interconnect, forms cable core's protective layer, and conveniently prevents to prevent because of excessive or the improper copper core of damage of tailorring when the installation repair power cord, still is provided with the stretch-proofing layer inside the armor, and the stretch-proofing layer embeds has the fender frame, keeps off the cooperation of frame and fan-shaped filler strip, can play to separate cable core, avoids the sinle silk to cross, can improve cable's structural strength and stability, prevents the interference and the mutual interference of sinle silk.

2. The flame-retardant outer sheath, the inner sheath layer and the flame-retardant filling layer are made of polyvinyl chloride materials, the cable inner structure can be protected, the fire spreading can be prevented, the shielding layer is made of a woven mesh woven by copper wires, the stretch-resistant layer is made of an elastomer polyolefin material, the signal interference shielding and cable protection can be achieved, when the cable assembly burns, the flame burns to damage the structure of the baffle frame, the tight wire core offset limiting part is caused, the limiting part loses pressure, the limiting part rotates along with the rotating shaft, the flame-retardant rope lacks to support and topples, the direction of the flame-retardant rope is consistent with the direction of the wire core toppling, and the flame-retardant rope is filled with a flame retardant, so that the flame-retardant cable has good fireproof and explosion-proof performance when the fire occurs, and the fire spreading can be further prevented.

3. Through promoting the steady rest and remove in the direction chute, can drive extrusion piece both sides sliding block along the vertical motion of guide bar, can make steady piece and cable subassembly fully contact through extrusion briquetting, until remove to the locating hole in, and be provided with reset spring between sliding block and the guide bar, reset spring can provide the dynamics of resilience when dismantling in needs, through the dismantlement hole on mounting bracket surface, press the extrusion piece in locating hole, realize dismantling, stable fixed and nimble dismantlement to cable subassembly can be realized to stabilizing mean, the convenience is maintained and is changed cable subassembly, and ensure its correct installation and reliability.

Drawings

The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present invention and, together with the description, further serve to explain the principles of the invention and to enable a person skilled in the pertinent art to make and use the invention.

Fig. 1 is a schematic diagram of an overall structure in an embodiment of the present disclosure.

Fig. 2 is a schematic structural view of a cable assembly in an embodiment of the present disclosure.

Fig. 3 is a schematic view of an internal structure of a flame retardant assembly in an embodiment of the present disclosure.

Fig. 4 is a schematic structural view of a stabilizing mechanism in an embodiment of the present disclosure.

Fig. 5 is a schematic structural view of a stabilizer in a stabilizing mechanism according to an embodiment of the present disclosure.

Fig. 6 is a schematic view of an internal structure of a stabilizing mechanism in an embodiment of the present disclosure.

Fig. 7 is a schematic view of a partial enlarged structure of fig. 6 a.

Reference numerals: 1. a transformer; 2. a stabilizing mechanism; 201. a mounting frame; 202. a connection joint; 203. installing a cover plate; 204. a screw block; 205. a stabilizing rack; 206. a stabilizing spring; 207. extruding a block; 208. a stabilizing block; 209. a guide chute; 210. positioning holes; 211. disassembling the hole; 212. a stabilizing groove; 213. a through groove; 214. a sliding block; 215. a guide rod; 216. a return spring; 3. a flame retardant outer sheath; 4. an inner sheath layer; 5. a flame retardant filler layer; 6. a shielding layer; 7. a wire core; 8. a baffle frame; 9. a limiting piece; 10. sector filling strips; 11. a flame retardant rope; 12. a flame retardant; 13. armoring; 14. a connecting piece; 15. a rotating shaft; 16. a limiting plate; 17. a cable assembly; 18. a flame retardant assembly; 19. a stretch resistant layer.

Specific structures and devices are labeled in the drawings to enable clear implementation of embodiments of the invention, but this is merely illustrative and is not intended to limit the invention to the specific structures, devices and environments that may be modified or adapted by those of ordinary skill in the art, based on the specific needs.

Detailed Description

The invention provides a high-flame-retardant environment-friendly cable which is described in detail below with reference to the accompanying drawings and specific embodiments. While the invention has been described herein in terms of the preferred and preferred embodiments, the following embodiments are intended to be more illustrative, and may be implemented in many alternative ways as will occur to those of skill in the art; and the accompanying drawings are only for the purpose of describing the embodiments more specifically and are not intended to limit the invention specifically.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the relevant art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, the terminology may be understood, at least in part, from the use of context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, depending at least in part on the context. In addition, the term "based on" may be understood as not necessarily intended to convey an exclusive set of factors, but may instead, depending at least in part on the context, allow for other factors that are not necessarily explicitly described.

It is to be understood that the meaning of "on … …", "on … …" and "over … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on" something but also includes meaning "on" something with intervening features or layers therebetween, and "on … …" or "over … …" means not only "on" or "over" something, but also may include its meaning "on" or "over" something without intervening features or layers therebetween.

Furthermore, spatially relative terms such as "under …," "under …," "lower," "above …," "upper," and the like may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may be otherwise oriented and the spatially relative descriptors used herein may similarly be interpreted accordingly.

Example 1

Referring to fig. 1-3, this embodiment provides a high fire-retardant performance's green cable, including transformer 1, stabilizing mean 2 and cable assembly 17, cable assembly 17 has set gradually fire-retardant oversheath 3, inner sheath layer 4, shielding layer 6, armor 13, connecting piece 14 and fire-retardant subassembly 18 from outside to inside, and transformer 1 one side is provided with stabilizing mean 2, and transformer 1 passes through swing joint between stabilizing mean 2 and the cable assembly 17.

In this embodiment, the flame retardant assembly 18 is formed by combining a flame retardant filling layer 5, a wire core 7, a baffle frame 8, a limiting part 9, fan-shaped filling strips 10, a flame retardant rope 11, a flame retardant 12, a connecting part 14, a rotating shaft 15 and a limiting plate 16, an armor 13 is arranged in the shielding layer 6, the armor 13 is provided with two groups, two ends of the armor 13 are connected with each other through the connecting part 14, a stretch-proof layer 19 is arranged in the armor 13, the baffle frame 8 is arranged in the stretch-proof layer 19, the baffle frame 8 is of a three-star structure, and a plurality of fan-shaped filling strips 10 are filled between the stretch-proof layer 19 and the baffle frame 8.

The inner ring of the baffle frame 8 is provided with a plurality of rotating shafts 15, the rotating shafts 15 are provided with limiting pieces 9, the limiting pieces 9 are of L-shaped structures, one side, far away from the rotating shafts 15, of each limiting piece 9 is provided with a limiting plate 16, the baffle frame 8 is internally provided with flame-retardant ropes 11, the limiting plates 16 and the flame-retardant ropes 11 are mutually attached, a plurality of flame-retardant filling layers 5 are arranged between the baffle frame 8 and the fan-shaped filling strips 10, and the flame-retardant filling layers 5 are internally provided with wire cores 7.

The number of the flame-retardant ropes 11, the limiting parts 9 and the wire cores 7 is three, the positions of the flame-retardant ropes 11, the limiting parts 9 and the wire cores 7 are matched with each other, and the flame-retardant ropes 11 are filled with flame retardants 12.

The flame-retardant outer sheath 3, the inner sheath layer 4 and the flame-retardant filling layer 5 are all made of polyvinyl chloride materials.

The shielding layer 6 is a woven net woven by copper wires, and the stretch-resistant layer 19 is made of an elastomer polyolefin material.

The working principle of the device is as follows: the inside armor 13 that is provided with of cable subassembly 17, armor 13 divide into two sets of, and armor 13 passes through connecting piece 14 interconnect, form the protective layer of cable core 7, and conveniently prevent when the installation repairs the power cord because of excessive or tailor improper damage inside copper core, still be provided with stretch-proofing layer 19 in armor 13, and stretch-proofing layer 10 embeds keeps off frame 8, keep off frame 8 and fan-shaped filler strip 10 cooperation, can play and separate cable core 7, avoid the sinle silk 7 to cross, can improve the structural strength and the stability of cable, prevent interference and the mutual interference of sinle silk 7, and fire-retardant oversheath 3, inner sheath layer 4 and fire-retardant filler layer 5 are made by polyvinyl chloride material, can play the protection cable inner structure and prevent the effect that the conflagration from spreading, shielding layer 6 adopts the netting of copper wire establishment, stretch-proofing layer 19 is made by elastomer polyolefin material, can play the effect of shielding signal interference and protection cable, when cable subassembly 14 takes place the burning, flame burns and destroys the structure of keeping off frame 8, lead to inseparable sinle 7 skew spacing piece 9, lead to spacing piece 9 to rotate the axis of rotation 15 along with pressure, can improve the structural strength and stability of cable core 7, prevent interference and mutual interference of sinle material, and fire-retardant agent is more when the fire-retardant 11 takes place in the fire-retardant rope 11 has the fire-retardant performance of preventing that the fire-retardant is more than the fire-retardant 11 to incline, and has the fire-retardant performance to incline the fire-retardant 11 to take place, and the fire-retardant performance is more when the fire-retardant 11 is more in the fire-retardant.

Example 2

Referring to fig. 4 to 7, this embodiment is based on the previous embodiment, and is different from the previous embodiment in that the stabilizing mechanism 2 includes a mounting frame 201, a connection joint 202, a mounting cover 203, a screw block 204, a stabilizing rack 205, a stabilizing spring 206, an extrusion block 207, a stabilizing block 208, a guiding chute 209, a positioning hole 210 and a dismounting hole 211, a mounting frame 201 is provided on one side of the transformer 1, a stabilizing groove 212 is provided in the mounting frame 201, a connection joint 202 is provided in the stabilizing groove 212, and a screw block 204 is provided on one side of the mounting frame 201, the mounting frame 201 is connected with a mounting cover 203 through the screw block 204, and the mounting frame 201 is connected with a cable assembly 17 through the connection joint 202.

A stabilizing spring 206 is arranged in the mounting cover plate 203, a stabilizing frame 205 is arranged in a stabilizing groove 212 at one side of the stabilizing spring 206 away from the mounting cover plate 203, through grooves 213 are formed in two sides of the stabilizing frame 205, guide rods 215 are arranged in the through grooves 213, sliding blocks 214 are connected to the guide rods 215 in a sliding manner, a squeezing block 207 is arranged between the sliding blocks 214, and a return spring 216 is arranged between the sliding blocks 214 and the guide rods 215; the extrusion piece 207 one side is provided with the steady piece 208, and steady piece 208 and cable module 17 surface laminating each other, set up by big to little direction chute 209 in steady groove 212 in mounting bracket 201, extrusion piece 207 is located direction chute 209, and locating hole 210 has been seted up to one side that is close to direction chute 209 in the mounting bracket 201, and the mounting bracket 201 surface is provided with the dismantlement hole 211 that corresponds each other with locating hole 210.

The working principle of the device is as follows: firstly, one end of a cable assembly 17 is mounted on a stabilizing frame 205 in a mounting cover plate 203, the stabilizing frame 205 is pushed to move in a guide chute 209, sliding blocks 214 on two sides of a squeezing block 207 can be driven to vertically move along a guide rod 215, the stabilizing block 208 can be fully contacted with the cable assembly 17 through the squeezing block 207 until the cable assembly is moved into a positioning hole 210, a reset spring 216 is arranged between the sliding block 214 and the guide rod 215, and the reset spring 216 can provide rebound force when the cable assembly is required to be dismounted, the squeezing block 207 of the positioning hole 210 is pressed through a dismounting hole 211 on the surface of a mounting frame 201, so that the dismounting is realized, the stabilizing mechanism 2 can realize stable fixing and flexible dismounting of the cable assembly 17, is convenient to maintain and replace the cable assembly, and the correct mounting and reliability are ensured.

The invention is intended to cover any alternatives, modifications, equivalents, and variations that fall within the spirit and scope of the invention. In the following description of preferred embodiments of the invention, specific details are set forth in order to provide a thorough understanding of the invention, and the invention will be fully understood to those skilled in the art without such details. In other instances, well-known methods, procedures, flows, components, circuits, and the like have not been described in detail so as not to unnecessarily obscure aspects of the present invention.

The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.

Claims (8)

1. The utility model provides a high fire behaviour's green cable which characterized in that: the novel flame-retardant cable comprises a transformer (1), a stabilizing mechanism (2) and a cable assembly (17), wherein the cable assembly (17) is sequentially provided with a flame-retardant outer sheath (3), an inner sheath layer (4), a shielding layer (6), an armor (13), a connecting piece (14) and a flame-retardant assembly (18) from outside to inside, one side of the transformer (1) is provided with the stabilizing mechanism (2), and the transformer (1) is movably connected with the cable assembly (17) through the stabilizing mechanism (2);

the flame-retardant assembly (18) is formed by combining a flame-retardant filling layer (5), a wire core (7), a baffle frame (8), a limiting part (9), fan-shaped filling strips (10), a flame-retardant rope (11), a flame retardant (12), a connecting part (14), a rotating shaft (15) and a limiting plate (16), wherein an armor (13) is arranged in the shielding layer (6), the armor (13) is provided with two groups, two ends of the armor (13) are connected with each other through the connecting part (14), a stretching-resistant layer (19) is arranged in the armor (13), the baffle frame (8) is arranged in the stretching-resistant layer (19), the baffle frame (8) is of a three-star structure, and a plurality of fan-shaped filling strips (10) are filled between the stretching-resistant layer (19) and the baffle frame (8).

2. The high flame retardant green cable of claim 1, wherein: the novel flame-retardant plastic material is characterized in that a plurality of rotating shafts (15) are annularly arranged in the baffle frame (8), limiting pieces (9) are arranged on the rotating shafts (15), the limiting pieces (9) are of an L-shaped structure, one side, far away from the rotating shafts (15), of each limiting piece (9) is provided with a limiting plate (16), flame-retardant ropes (11) are arranged in the baffle frame (8), the limiting plates (16) and the flame-retardant ropes (11) are mutually attached, a plurality of flame-retardant filling layers (5) are arranged between the baffle frame (8) and the sector filling strips (10), and wire cores (7) are arranged in the flame-retardant filling layers (5).

3. The high flame retardant green cable of claim 1, wherein: the number of the flame-retardant ropes (11), the limiting parts (9) and the wire cores (7) is three, the positions of the flame-retardant ropes (11), the limiting parts (9) and the wire cores (7) are matched with each other, and the flame-retardant (12) is filled in the flame-retardant ropes (11).

4. The high flame retardant green cable of claim 1, wherein: the flame-retardant outer sheath (3), the inner sheath layer (4) and the flame-retardant filling layer (5) are all made of polyvinyl chloride materials.

5. The high flame retardant green cable of claim 1, wherein: the shielding layer (6) is a woven net woven by copper wires, and the stretch-resistant layer (19) is made of an elastomer polyolefin material.

6. The high flame retardant green cable of claim 1, wherein: stabilizing mean (2) are including mounting bracket (201), attach fitting (202), installation apron (203), screw thread piece (204), stabilizing rack (205), stable spring (206), extrusion piece (207), stable piece (208), direction chute (209), locating hole (210) and dismantlement hole (211), transformer (1) one side is provided with mounting bracket (201), has seted up in mounting bracket (201) stable groove (212), is provided with attach fitting (202) in stable groove (212), and mounting bracket (201) one side is provided with screw thread piece (204), and mounting bracket (201) have installation apron (203) through screw thread piece (204) threaded connection, and mounting bracket (201) are connected with cable assembly (17) through attach fitting (202).

7. The high flame retardant green cable of claim 6, wherein: be provided with stabilizing spring (206) in installation apron (203), stabilizing spring (206) keep away from one side of installation apron (203) and be provided with stabilizing frame (205) in stabilizing slot (212), stabilizing frame (205) both sides have all been seted up logical groove (213), both sides are provided with guide bar (215) in logical groove (213), and sliding connection has slider (214) on guide bar (215), be provided with extrusion piece (207) between slider (214), and be provided with reset spring (216) between slider (214) and guide bar (215).

8. The high flame retardant green cable of claim 6, wherein: the extrusion piece (207) one side is provided with stable piece (208), and stable piece (208) and cable subassembly (17) surface laminating each other, set up in stable groove (212) in mounting bracket (201) by big to little direction chute (209), extrusion piece (207) are located direction chute (209), and locating hole (210) have been seted up to one side that is close to direction chute (209) in mounting bracket (201), and mounting bracket (201) surface is provided with dismantlement hole (211) that correspond each other with locating hole (210).