CN211604748U

CN211604748U - For military use bury cable is stung to protection against insects

Info

Publication number: CN211604748U
Application number: CN202020426631.0U
Authority: CN
Inventors: 郑鹏镭; 郑鹏宇; 李伟杰; 张森
Original assignee: BEIJING SOUTHEAST SWITCH FACTORY
Current assignee: BEIJING SOUTHEAST SWITCH FACTORY
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-09-29
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses a for military use buries cable is stung to protection against insects, weave armor, steel band armor and oversheath including the cable core, around band, copper wire, the cable core with around pack between the band has outer filling layer, there is the inner sheath around the outside parcel of band, the outside parcel of inner sheath has the copper wire to weave the armor, the outside parcel that the armor was woven to the copper wire has the water blocking layer, the outside parcel of water blocking layer has fire-retardant layer, the outside parcel of fire-retardant layer has the steel band armor, the outside parcel of steel band armor has the oversheath. The utility model discloses a set up oversheath, steel band armor, copper wire and weave armor, cable core, around the band, solved present ground and buried the cable and lack the protection against insects and sting the function and bury the problem that cable strength and life need increase with current.

Description

For military use bury cable is stung to protection against insects

Technical Field

The utility model relates to a bury cable technical field, specifically be a for military use bury cable is stung to protection against insects.

Background

Buried cables, i.e. cables, are also called underground cables because they are usually buried underground, compared to common overhead lines. Cables are made of one or more mutually insulated conductors surrounded by an insulating layer and a protective layer for transmitting power or information from one location to another. At present, in the application of the cable, the buried cable needs to be buried underground, although the external factors caused by the overhead cable are solved, the influence of the factors facing the underground is still needed, wherein the gnawing and engagement of underground organisms such as insects and ants is one of the factors, meanwhile, the buried cable needs to be buried underground for a long time, so that the maintenance is very inconvenient, the cable has good structural strength and needs to have long service life, the existing cable has large limitation, for military cables, the strict quality strength is needed to meet the requirement, and the requirement in actual use cannot be met, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a for military use buries cable is stung to protection against insects to solve the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a for military use buries cable is stung to protection against insects, includes the cable core, weaves armor, steel band armor and oversheath around band, the cable core with around packing between the band has outer filling layer, there is the inner sheath around the outside parcel of band, the outside parcel of inner sheath has the copper wire to weave the armor, the outside parcel that the armor was woven to the copper wire has the water blocking layer, the outside parcel of water blocking layer has fire-retardant layer, the outside parcel of fire-retardant layer has the steel band armor, the outside parcel of steel band armor has the oversheath.

Preferably, the cable core comprises a copper conductor wire core, an inner filling layer, a conductor shielding layer, an insulating layer and a copper strip shielding layer, wherein the inner filling layer is filled between the copper conductor wire core and the conductor shielding layer, the insulating layer is wrapped on the outer side of the conductor shielding layer, and the copper strip shielding layer is wrapped on the outer side of the insulating layer.

Preferably, four cable cores are arranged on the inner side of the wrapping tape in total, the intervals between the cable cores are equal, and the copper conductor wire cores in the cable cores are formed by twisting.

Preferably, a reinforcing core is arranged at the center of the outer filling layer between the cable cores, and the length of the reinforcing core is equal to that of the cable core.

Preferably, the inside of the outer sheath is fixed with four reinforcing steel wires, and the reinforcing steel wires are distributed in an annular array by taking the circle center of the section of the outer sheath as the center.

(III) advantageous effects

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

(1) the utility model has the advantages that the utility model has good insect bite prevention function by arranging the outer sheath, the steel strip armor layer, the copper wire woven armor layer and the cable core, effectively prolongs the service life of the cable, can reduce the maintenance rate, is not easy to damage, reduces the influence on underground factors, effectively solves the problem that the existing buried cable is lack of insect bite prevention function, the outer sheath in the utility model is made of PVC cable material, is produced by Zhenjiang gang Yi electric limited company, has good termite prevention performance, rat bite prevention performance, weather resistance, toughness, wear resistance, surface smoothness and excellent mechanical physical performance, can excellently place gnawing and bite of insects and ants, effectively protects the internal structure of the outer sheath, even if the outer sheath is gnawed, the steel strip armor layer arranged in the outer sheath is of metal armor structure, and can further increase the structural strength, can prevent simultaneously by further gnawing of insect and sting, even under the worst condition, the steel band armor is damaged, and fire-retardant layer is damaged, the water blocking layer is damaged, still can weave the further insect and ant of preventing of armor through the copper wire and gnaw and sting, adopts the further protection cable core of inner sheath simultaneously, increases compact structure degree around the band, still sets up copper strips shielding layer in the cable core, further increase shielding effect with prevent gnawing and sting the function.

(2) The utility model discloses a set up around band, copper wire weave armor, oversheath, steel band armor, make the utility model discloses good structural strength has, damage prevention, increase the life of cable, reduce the maintenance rate, the weatherability reinforcing, can reduce the influence that external environment brought, effectually solved and bury the problem that cable strength and life need increase with current, the cable core adopts copper strips shielding layer, realize metallic shield, increase structural strength simultaneously, be gnawed when preventing to bury and sting the damage, and set up the further improvement structural strength that strengthens the core between the cable core simultaneously, adopt to carry out the structure fastening around the band afterwards, and adopt the inner sheath parcel, utilize the copper wire to weave armor parcel, realize that the armor structure is fixed, also increased when preventing insects ant the utility model discloses a structural strength, damage prevention, and set up water blocking layer outside it, Fire-retardant layer, realization are blocked water fire-retardant, recycle the steel band armor and realize further metal protection, utilize the oversheath parcel at last, make the utility model discloses have good structural strength, the very big enhancement of life can not damage easily.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is an overall cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view of the cable core of the present invention;

fig. 4 is a top view of the copper conductor core of the present invention;

fig. 5 is a top view of the steel-tape armor layer of the present invention.

The reference numbers in the figures are: 1. a cable core; 2. a reinforcing core; 3. an outer filling layer; 4. wrapping a tape; 5. an inner sheath; 6. weaving an armor layer with copper wires; 7. a water resistant layer; 8. a flame retardant layer; 9. reinforcing steel wires; 10. a steel tape armor layer; 11. an outer sheath; 12. a copper conductor core; 13. an inner filling layer; 14. a conductor shield layer; 15. an insulating layer; 16. and a copper strip shielding layer.

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. 1-5, the present invention provides an embodiment: a military buried cable capable of preventing insect bite comprises a cable core 1, a wrapping tape 4, an armor layer 6 woven by copper wires, a steel tape armor layer 10 and an outer sheath 11, wherein an outer filling layer 3 is filled between the cable core 1 and the wrapping tape 4, the outer filling layer 3 is used for comprehensively wrapping the cable core 1, the inner side of the cable core 1 is compact in structure and is formed and cannot easily deviate, an inner sheath 5 is wrapped on the outer side of the wrapping tape 4, the wrapping tape 4 is used for fastening the structures of the cable core 1 and the outer filling layer 3, the inner sheath 5 is used for protecting the cable core 1 and increasing a protective layer, the outer side of the inner sheath 5 is wrapped with the armor layer 6 woven by the copper wires, the armor layer 6 woven by the copper wires is used for preventing insect bite, the structural strength of the utility model is also enhanced, the cable is not easy to damage, a water blocking layer 7 is wrapped on the outer side of the armor layer 6 woven by the copper wires, the water blocking, the outer side of the water-resistant layer 7 is wrapped with a flame-retardant layer 8, the flame-retardant layer 8 is used for flame retardance and is commonly used in the existing flame-retardant cables, the outer side of the flame-retardant layer 8 is wrapped with a steel-tape armor layer 10, the steel-tape armor layer 10 is used for integrally reinforcing the overall structure of the cable, the structural strength is improved, meanwhile, the metalized armor design can prevent insects and ants from biting, the normal use of the cable is effectively protected, the outer side of the steel tape armor layer 10 is wrapped by the outer sheath 11, the outer sheath 11 is made of PVC cable material, and the PVC cable material is produced and sold by Zhenjiang gang Yi electric limited company, the high molecular weight high density PVC black sheath material has a specially-prepared formula, so that the product has excellent termite resistance, rat bite resistance, weather resistance, toughness, wear resistance, surface smoothness and excellent mechanical and physical properties, and can well protect insects and ants from biting the cable.

Further, cable core 1 includes copper conductor sinle silk 12, interior filling layer 13, conductor shield 14, insulating layer 15 and copper tape shield 16, it has interior filling layer 13 to fill between copper conductor sinle silk 12 and the conductor shield 14, the outside parcel of conductor shield 14 has insulating layer 15, the outside parcel of insulating layer 15 has copper tape shield 16, with 14 parcel copper conductor sinle silks of conductor shield 12, fill interior filling layer 13 in its inboard, make copper conductor sinle silk 12 fixed, prevent the skew, recycle conductor shield 14 and shield, it shields with the external world to insulate through insulating layer 15, through the further metal shielding that carries on of copper tape shield 16, and increase structural strength.

Further, be equipped with four altogether around band 4 inboard cable core 1, and the interval between the cable core 1 equals, and the copper conductor sinle silk 12 in the cable core 1 forms through the hank system, and the design of four cable cores 1, the cross section of copper conductor sinle silk 12 in it just increases thereupon, helps the transmission that electric power is more smooth and easy, improves the transmission efficiency of electric energy.

Furthermore, the center of the outer filling layer 3 between the cable cores 1 is provided with the reinforcing core 2, the length of the reinforcing core 2 is equal to that of the cable cores 1, and the design of the reinforcing core 2 is adopted, so that the structural strength of the peripheral part of the cable cores 1 is increased, the whole structure is more stable and compact, and the cable cores cannot be easily damaged.

Further, the inside of oversheath 11 is fixed with reinforced steel wire 9, and reinforced steel wire 9 is equipped with four, is annular array distribution with the centre of a circle of the 11 cross-sections of oversheath as the center, adopts the setting of reinforced steel wire 9, and reinforced steel wire 9 and oversheath 11 integrated into one piece cooperate the design of reinforced core 2, realize inside and outside synchronous enhancement, improve structural strength.

The working principle is as follows: the utility model discloses regard as the transmission carrier of electric energy by four cable cores 1, cable core 1 includes copper conductor sinle silk 12, interior filling layer 13, conductor shield 14, insulating layer 15 and copper strips shielding layer 16, the copper conductor sinle silk 12 of making through the hank in cable core 1 is as the power transmission part, utilize conductor shield 14 to wrap up and shield, and adopt interior filling layer 13 as design packing use, carry out insulation processing through insulating layer 15, prevent external interference, rethread copper strips shielding layer 16 further shielding signal interference, and increase structural strength, will wrap up cable core 1 around band 4 afterwards, and add reinforced core 2, fill the design through outer filling layer 3, set up inner sheath 5 around band 4 outer parcel, inner sheath 5 is the polyethylene material, inner sheath 5 is equipped with the copper wire outside and weaves armor 6, weave the winding for the copper wire, form the armor, strengthen structural strength, the anti-damage cable is characterized in that a water-resistant layer 7 is arranged outside a copper wire woven armor layer 6 and used for water and moisture prevention, a flame-retardant layer 8 is arranged outside the water-resistant layer 7 and used for fire prevention and flame retardation, a steel strip armor layer 10 is arranged outside the flame-retardant layer 8 and designed for armor in a general cable, steel strips are wound to form armor, the structural strength is enhanced, and finally an outer sheath 11 is used for overall wrapping, a reinforcing steel wire 9 is arranged in the outer sheath 11 to improve the strength, the outer sheath 11 is made of PVC cable materials (produced and sold by Zhenjiang Baoyi electric company Limited), the PVC cable materials are high-molecular high-density PVC black sheath materials, and the special formula enables the product to achieve excellent termite resistance, rat bite resistance, weather resistance, toughness, wear resistance, surface smoothness and excellent mechanical and physical properties.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a for military use buried cable is stung to protection against insects, includes cable core (1), weaves armor (6), steel band armor (10) and oversheath (11), its characterized in that around band (4), copper wire: the cable core (1) and around packing between band (4) have outer filling layer (3), it has inner sheath (5) to wrap around the outside parcel of band (4), the outside parcel of inner sheath (5) has copper wire to weave armor (6), the outside parcel that the armor (6) was woven to the copper wire has water blocking layer (7), the outside parcel of water blocking layer (7) has fire-retardant layer (8), the outside parcel of fire-retardant layer (8) has steel band armor (10), the outside parcel of steel band armor (10) has oversheath (11).

2. The military buried cable of claim 1, wherein said cable is characterized by: the cable core (1) comprises a copper conductor wire core (12), an inner filling layer (13), a conductor shielding layer (14), an insulating layer (15) and a copper strip shielding layer (16), wherein the inner filling layer (13) is filled between the copper conductor wire core (12) and the conductor shielding layer (14), the insulating layer (15) is wrapped on the outer side of the conductor shielding layer (14), and the copper strip shielding layer (16) is wrapped on the outer side of the insulating layer (15).

3. The military buried cable of claim 2, wherein said cable is characterized by: four cable cores (1) are arranged on the inner side of the wrapping tape (4) in total, the intervals between the cable cores (1) are equal, and copper conductor wire cores (12) in the cable cores (1) are formed by stranding.

4. The military buried cable of claim 1, wherein said cable is characterized by: the cable is characterized in that a reinforcing core (2) is arranged at the center of the outer filling layer (3) between the cable cores (1), and the length of the reinforcing core (2) is equal to that of the cable core (1).

5. The military buried cable of claim 1, wherein said cable is characterized by: the inner part of the outer sheath (11) is fixed with four reinforcing steel wires (9), and the centers of the circle centers of the sections of the outer sheath (11) are distributed in an annular array.