CN217061494U - A fluoroplastic insulated installation cable - Google Patents

Abstract

The utility model discloses a fluoroplastic insulation installation cable, which comprises a cable core; the cable core is wrapped with a protection mechanism, an inner cavity is arranged outside the protection mechanism, and a tensile mechanism is arranged outside the inner cavity; the utility model discloses an outside parcel at the cable core has protection mechanism, because the outside at the cable core is provided with the internal shield layer, the internal insulation layer, well insulating layer and outer insulating layer, because the material on internal shield layer is same material with the material of outer shielding layer, the material on internal shield layer is the polytetrafluoroethylene film, can shield the interference of outside electromagnetic signal to the cable core, the internal insulation layer also is same material with the material of outer insulating layer simultaneously, tin copper silk material is more soft, and tin-plated copper wire is woven and is formed, can make inseparabler of the cable core laminating of outer insulating layer inside, make it have good insulating effect, not only has better feature of environmental protection, and high temperature resistance can be superior, thereby can play the guard action to each mechanism inside the device, and then extension fixture's life.

Description

A fluoroplastic insulated installation cable

technical field

The utility model relates to the technical field of electric wires and cables, in particular to a fluoroplastic insulating installation cable;

Background technique

At present, with the development of social industry, the quality of wires is getting higher and higher. Nowadays, all wires are required to have fireproof function and flame retardant effect. Traditional wires have low mechanical properties, and most of them are made of PVC materials, which are limited in terms of temperature resistance. At high temperatures above 60°C, spontaneous combustion will occur, and dense smoke and corrosive gas will be generated. At the same time, after searching, the utility model of "a fluoroplastic insulated polyethylene sheathed wire" with the application number of "CN 213635478 U", It includes a cable mechanism and an outer layer mechanism. Although it has the effect of improving the insulation capacity of the wire and the structural strength of the wire, there are still the following shortcomings in the process of use:

1. There is only one layer of insulation structure on the outside of the existing fluoroplastic insulation installation cable. When the cable is conducting electricity, when the power consumption is large, the electrical load of the cable will be leaked and damaged, and the device will be shortened. service life;

2. The existing fluoroplastic insulated installation cable has a short service life, is prone to moisture, dangerous to leakage, and is prone to oxidation inside, which affects normal signal transmission or power transmission and shortens the service life of the entire wire.

Utility model content

The purpose of this utility model is to provide a kind of fluorine plastic insulation installation cable, in order to solve the problem that the above-mentioned background art puts forward;

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fluoroplastic insulated installation cable, comprising a cable core; the outer part of the cable core is wrapped with a protection mechanism, the protection mechanism is provided with an inner cavity, and the outer part of the inner cavity is provided with a protection mechanism. There is a tensile mechanism;

The protection mechanism includes an inner shielding layer, an inner insulating layer and a braided layer, the inner wall of the inner shielding layer is close to the outer wall of the cable core, an inner insulating layer is arranged on the outer side of the inner shielding layer, and a braided layer is arranged on the outer side of the inner insulating layer. Floor;

The tensile mechanism includes a middle insulating layer and a corrugated aluminum sheath, the inner wall of the middle insulating layer is attached to the periphery of the inner cavity, and the outer side of the middle insulating layer is wrapped with a corrugated aluminum sheath.

Preferably, the cable core is formed by twisting silver-plated soft copper wires, and multiple groups of cable cores are arranged inside the inner cavity.

Preferably, the outer filling material of the inner cavity and the protection mechanism is a flame retardant filling rope, and a wrapping layer is installed on the outer surface of the corrugated aluminum sheath.

Preferably, an outer insulating layer is provided on the outside of the wrapping layer, and the outer insulating layer is braided by tinned copper wires.

Preferably, an outer shielding layer is provided on the outer side of the outer insulating layer, and the material of the outer shielding layer is a polytetrafluoroethylene film.

Preferably, the outer side of the outer shielding layer is wrapped with an armoring sleeve, and the material of the armoring sleeve is braided by round steel wire armor.

Preferably, the outer side of the armored sheath is wrapped with a protective sheath, and the material of the protective sheath is soluble polytetrafluoroethylene.

Preferably, a wear-resistant layer is provided on the outer side of the protective cover, and bumps are installed on the surface of the wear-resistant layer at equal intervals.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model wraps a protection mechanism on the outside of the cable core, because the inner shielding layer, the inner insulating layer, the middle insulating layer and the outer insulating layer are arranged on the outside of the cable core, because the material of the inner shielding layer and the outer shielding layer are The material of the inner shielding layer is the same material, and the material of the inner shielding layer is PTFE film, which can shield the interference of external electromagnetic signals to the cable core. , and tinned copper wire is braided, which can make the cable core inside the outer insulating layer fit more tightly, so that it has a good insulation effect, not only has good environmental protection performance, but also has excellent high temperature resistance, so it can Various mechanisms inside the device play a protective role, thereby extending the service life of the device.

2. The utility model is provided with a tensile mechanism outside the inner cavity, a middle insulating layer and a corrugated aluminum sheath are arranged on the outer wall of the inner cavity, and the corrugated mechanism in the middle insulating layer and the corrugated aluminum jacket can be used to improve the device's performance. The compressive performance and insulation performance ensure that the device can be protected from damage when the device is subjected to external force, and the tensile force of the device can be improved, thereby prolonging the service life of the device.

Description of drawings

Fig. 1 is the front structure schematic diagram of the present utility model;

Fig. 2 is the side sectional structure schematic diagram of the utility model;

Fig. 3 is the top view structure schematic diagram of the utility model;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2 of the present invention.

In the figure: 1, cable core; 2, protection mechanism; 201, inner shielding layer; 202, inner insulating layer; 203, braided layer; 3, inner cavity; 4, tensile mechanism; 401, middle insulating layer; 402, wrinkle Aluminum sheath; 5. Tape layer; 6. Outer insulating layer; 7. Outer shielding layer; 8. Armoured sleeve; 9. Protective sleeve; 10. Wear-resistant layer;

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. Example; based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work, all belong to the scope of protection of the present utility model;

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation should not be construed as a limitation to the present invention; in addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance;

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two components; For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood in specific situations;

1-4, an embodiment provided by the present invention: a fluoroplastic insulated installation cable, including a cable core 1; a protection mechanism 2 is wrapped outside the cable core 1, and an inner cavity is provided outside the protection mechanism 2 3. A tensile mechanism 4 is provided on the outside of the inner cavity 3;

The protection mechanism 2 includes an inner shielding layer 201, an inner insulating layer 202 and a braided layer 203. The inner wall of the inner shielding layer 201 is close to the outer wall of the cable core 1, and the outer side of the inner shielding layer 201 is provided with an inner insulating layer 202. The inner insulating layer 202 The outer side is provided with a braided layer 203;

The tensile mechanism 4 includes a middle insulating layer 401 and a corrugated aluminum sheath 402, the inner wall of the middle insulating layer 401 is attached to the periphery of the inner cavity 3, and the outer side of the middle insulating layer 401 is wrapped with a corrugated aluminum sheath 402;

Specifically, as shown in FIG. 1 , FIG. 2 , FIG. 3 and FIG. 4 , when in use, first fix the inner shielding layer 201 on the surface of the cable core 1 , because the material of the inner shielding layer 201 and the material of the outer shielding layer 7 are The same material, and the material of the inner insulating layer 202 and the outer insulating layer 6 are also the same material, and then the inner insulating layer 202 and the braided layer 203 are sequentially installed on the surface of the inner shielding layer 201, and the tensile mechanism 4 and the protection mechanism 2 are installed at the same time. The interior of the inner cavity 3 is filled with flame-retardant filling ropes, which can not only make the device more round, but also improve the flame-retardant level of the device, so that the positions of the multiple groups of cable cores 1 inside the inner cavity 3 are more stable, thereby enhancing the device's performance. Tensile strength, and then set the middle insulating layer 401 and the corrugated aluminum sheath 402 on the outer wall of the inner cavity 3. The use of the middle insulating layer 401 and the corrugated aluminum sheath 402 can improve the compressive performance and insulating performance, and ensure that the device is subjected to external forces. , which can prevent the device from being damaged. The outer wall of the corrugated aluminum sheath 402 is attached to the inner wall of the tape layer 5, and the cable core 1 and the protection mechanism 2 inside the device are reinforced to make the internal structure of the device more stable. The outer side of the layer 5 wraps the outer insulating layer 6 to make the cable core 1 inside the outer insulating layer 6 fit more closely to avoid loosening. The vinyl film improves the insulation performance of the device through its own good insulating effect, and at the same time, an armored sheath 8 is arranged on the outside of the outer shielding layer 7. Since the armored sheath 8 is woven from round steel wire armor, it can be used for the device Provide enough strength to avoid damage to the internal structure of the device caused by external force pulling and animal bites inside the device. During the long-term use of the device, the surface of the wear-resistant layer 10 will rub against external objects for a long time. The use of the wear-resistant layer 10 can enhance the wear-resistant performance of the device and prolong the service life of the device.

Further, the cable core 1 is formed by twisting silver-plated soft copper wires, and the interior of the inner cavity 3 is provided with multiple groups of cable cores 1;

Specifically, as shown in Figures 1 and 2, the copper wire of the cable core 1 has good electrical and thermal conductivity, as well as corrosion resistance and oxidation resistance, and the twisted braiding of the copper wire makes its structure soft and the pitch Consistent, the conductor surface is smooth, which can maintain the signal quality of the communication to a certain extent.

Further, the outer filling material of the inner cavity 3 and the protection mechanism 2 is a flame retardant filling rope, and the outer surface of the corrugated aluminum sheath 402 is provided with a wrapping layer 5;

Specifically, as shown in FIGS. 1 and 2 , the interior of the inner cavity 3 is filled with flame-retardant filling ropes, which can not only make the device more round, but also improve the flame-retardant level of the device, so that multiple groups of cable cores 1 inside the inner cavity 3 can be made. The position is more stable, thereby enhancing the tensile strength of the device. The installation of the tape layer 5 reinforces the inner cable core 1 and the protection mechanism 2, making the internal structure of the device more stable, ensuring the normal operation of the device and improving the service life of the device. .

Further, an outer insulating layer 6 is provided on the outside of the wrapping layer 5, and the outer insulating layer 6 is woven from tinned copper wires;

Specifically, as shown in FIG. 1 and FIG. 2 , since the tin copper wire is relatively soft, and the tinned copper wire is braided, the cable core 1 inside the outer insulating layer 6 can be fitted more closely, avoiding loose wires. In addition, the tinned copper wire itself has good electrical conductivity, which can greatly extend the service life of the cable.

Further, the outer side of the outer insulating layer 6 is provided with an outer shielding layer 7, and the material of the outer shielding layer 7 is a polytetrafluoroethylene film;

Specifically, as shown in FIG. 1 and FIG. 2 , the material of the outer shielding layer 7 is a polytetrafluoroethylene film. Because of its good insulating effect, it not only has good environmental protection performance, but also has excellent high temperature resistance performance, so that it can It protects each mechanism inside the device, thereby prolonging the service life of the device.

Further, the outer side of the outer shielding layer 7 is wrapped with an armored sleeve 8, and the material of the armored sleeve 8 is woven from round steel wire armor;

Specifically, as shown in Figures 1 and 2, the armored sheath 8 is made of round steel wire armor, which makes its structure more stable, not only can provide sufficient strength for the device, but also can avoid the internal force of the device being pulled and animals. Biting can cause damage to the structure inside the device.

Further, the outer side of the armored sleeve 8 is wrapped with a protective sleeve 9, and the material of the protective sleeve 9 is soluble polytetrafluoroethylene;

Specifically, as shown in FIG. 1 and FIG. 2 , since the material of the protective cover 9 is soluble polytetrafluoroethylene, it has strong high temperature resistance, fire resistance and flame retardant effect, and high environmental protection performance, which can protect the inside of the device.

Further, a wear-resistant layer 10 is provided on the outer side of the protective cover 9, and bumps 1001 are installed on the surface of the wear-resistant layer 10 at equal intervals;

Specifically, as shown in FIGS. 1 and 2 , during the long-term use of the device, the surface of the wear-resistant layer 10 will rub against external objects for a long time. The bumps 1001 can be used in conjunction with the wear-resistant layer 10 to enhance the device Wear resistance, prolong the service life of the device.

Working principle: As shown in Figure 1, Figure 2, Figure 3 and Figure 4, when using, first fix the inner shielding layer 201 on the surface of the cable core 1, and then install the inner shielding layer through the inner insulating layer 202 and the braided layer 203 in turn At the same time, the interior of the inner cavity 3 between the tensile mechanism 4 and the protection mechanism 2 is filled with flame retardant filling rope, and then the outer wall of the inner cavity 3 is provided with a middle insulating layer 401 and a corrugated aluminum sheath 402. The insulating layer 401 and the corrugated aluminum sheath 402 can improve the compressive performance and insulation performance, and ensure that the device can be protected from damage when the device is subjected to external force. , strengthen the inner cable core 1 and the protection mechanism 2 of the device, and at the same time wrap the outer insulating layer 6 on the outside of the tape layer 5, so that the cable core 1 inside the outer insulating layer 6 fits more closely and avoids looseness. The material that closely connects the outer shielding layer 7 on the outer side of the outer insulating layer 6 is a polytetrafluoroethylene film, which has a good insulating effect to improve the insulation performance of the device. , Since the armored sheath 8 is woven from round steel wire armor, it can provide sufficient strength for the device. During the long-term use of the device, the surface of the wear-resistant layer 10 will rub against external objects for a long time. The use of the wear-resistant layer 10 can enhance the wear-resistant performance of the device and prolong the service life of the device.

The places that are not described in detail in the present utility model are the well-known technologies of those skilled in the art;

Finally, it should be noted that: the above specific embodiments are only used to illustrate the technical solutions of the present utility model rather than limitations. Although the present utility model has been described in detail with reference to the embodiments, those of ordinary skill in the art should The technical solutions can be modified and equivalently replaced without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be included in the scope of the claims of the present invention.

Claims (8)

1. A fluoroplastic insulation mounting cable comprises a cable core (1); the method is characterized in that: the cable core (1) is wrapped with a protection mechanism (2), an inner cavity (3) is arranged outside the protection mechanism (2), and a tensile mechanism (4) is arranged outside the inner cavity (3);

the protection mechanism (2) comprises an inner shielding layer (201), an inner insulating layer (202) and a woven layer (203), the inner wall of the inner shielding layer (201) is tightly attached to the outer wall of the cable core (1), the inner insulating layer (202) is arranged on the outer side of the inner shielding layer (201), and the woven layer (203) is arranged on the outer side of the inner insulating layer (202);

tensile mechanism (4) including well insulating layer (401) and wrinkle aluminium sheath (402), the inner wall of well insulating layer (401) is laminated with the periphery of inner chamber (3), and the outside parcel of well insulating layer (401) has wrinkle aluminium sheath (402).

2. A fluoroplastic insulated installation cable according to claim 1, wherein: the cable core (1) is formed by twisting silver-plated soft copper wires, and a plurality of groups of cable cores (1) are arranged in the inner cavity (3).

3. A fluoroplastic insulated installation cable according to claim 1, wherein: the outer side filling materials of the inner cavity (3) and the protection mechanism (2) are flame-retardant filling ropes, and a belting layer (5) is arranged on the outer surface of the corrugated aluminum sheath (402).

4. A fluoroplastic insulated installation cable according to claim 3, wherein: an outer insulating layer (6) is arranged outside the belting layer (5), and the outer insulating layer (6) is formed by weaving tinned copper wires.

5. A fluoroplastic insulated mounting cable according to claim 4 wherein: an outer shielding layer (7) is arranged on the outer side of the outer insulating layer (6), and the outer shielding layer (7) is made of a polytetrafluoroethylene film.

6. A fluoroplastic insulated installation cable according to claim 5, wherein: the outer side of the outer shielding layer (7) is wrapped with an armor sleeve (8), and the armor sleeve (8) is made of round steel wire armor weaving.

7. A fluoroplastic insulated installation cable according to claim 6, wherein: the outer side of the armor sleeve (8) is wrapped with a protective sleeve (9), and the protective sleeve (9) is made of soluble polytetrafluoroethylene.

8. A fluoroplastic insulated installation cable according to claim 7, wherein: the outer side of the protective sleeve (9) is provided with a wear-resistant layer (10), and salient points (1001) are arranged on the surface of the wear-resistant layer (10) at equal intervals.

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