CN112366030A

CN112366030A - Novel resistance to compression cable

Info

Publication number: CN112366030A
Application number: CN202011147467.0A
Authority: CN
Inventors: 许德俊; 许义彬
Original assignee: Jing Feng Group Co ltd
Current assignee: Jing Feng Group Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-02-12

Abstract

The invention discloses a novel compression-resistant cable which comprises a cable core, wherein the outer surface of the cable core is coated with a shielding layer, the outer surface of the shielding layer is provided with an inner protective layer, the outer surface of the inner protective layer is provided with a pressing strip, one end of the pressing strip, far away from the inner protective layer, is fixedly connected with a group of compression springs, the other end of each group of compression springs is fixedly connected with a compression-resistant layer, the outer surface of the compression-resistant layer is provided with a pressing plate, one end of the pressing plate, far away from the compression-resistant layer, is fixedly connected with a supporting rod, one end of the supporting rod, far away from the pressing plate, is fixedly provided with a connecting block, one end of the connecting block, far away from the supporting. This novel resistance to compression cable passes through the cooperation between connecting rod and the support column with the pressure of unidirectional, carries out even effect on four layering after partial decomposition to power, thereby avoids stress concentration to protect the cable.

Description

Novel resistance to compression cable

Technical Field

The invention relates to the field of cables, in particular to a novel compression-resistant cable.

Background

The cable is a wire product for transmitting electric (magnetic) energy, information and realizing electromagnetic energy conversion, and is composed of one or more insulated wire cores, and a coating layer, a total protective layer and an outer protective layer which may be respectively arranged on the insulated wire cores, and the cable also can be provided with an additional conductor without insulation. However, most of cables in the prior art only have one protective layer, and in the using process, when strong pressure is encountered, the cables are easy to deform and even damaged, so that normal power transmission is affected, huge loss is caused, and the cables are not easy to maintain, so that the cables in the prior art cannot meet the use requirements of people.

The novel pressure-resistant cable can be used for uniformly acting external force on the outer surface of the inner protective layer after partial decomposition of the external force, so that the condition that a cable core is damaged due to stress concentration is avoided, and the pressure resistance of the cable is improved.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a novel compression-resistant cable, and solves the problem of poor compression resistance of the cable.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a novel compression-resistant cable, includes the cable core, the surface cladding of cable core has the shielding layer, and the surface of shielding layer is equipped with the inner protective layer, the surface of inner protective layer is equipped with the layering, and the layering keeps away from a set of compression spring of one end fixedly connected with of inner protective layer, and the other end fixedly connected with compression layer of every compression spring of group, the surface of compression layer is equipped with the clamp plate, and the one end fixedly connected with branch of compression layer is kept away from to the clamp plate, the one end fixed mounting that the clamp plate was kept away from to branch has the connecting block, the one end fixed mounting that branch was kept away from to the connecting block has the support column, and the activity articulates between two adjacent connecting blocks has the connecting rod, the one end.

Preferably, the thicknesses of the shielding layer and the inner protection layer are respectively one centimeter and two centimeters.

Preferably, the number of the pressing strips is four, and the four pressing strips are annularly and equidistantly distributed on the outer surface of the inner protection layer.

Preferably, one end of the pressing strip close to the inner protection layer is in an arc design.

Preferably, the number of the compression springs in each group is two, and the two compression springs are symmetrically distributed on the outer surface of the pressing strip.

Preferably, one end of the pressing plate close to the pressure-resistant layer is in an arc design.

Preferably, the number of the pressing plates is four, and the four pressing plates are annularly and equidistantly distributed on the outer surface of the compression-resistant layer.

Preferably, the length values of the supporting rods and the supporting columns are both two centimeters.

Preferably, the material of the fiber layer is flame retardant fiber.

Preferably, the outer surface of the outer protective layer is provided with waterproof paint.

(III) advantageous effects

The invention provides a novel compression-resistant cable which has the following beneficial effects:

(1) this novel resistance to compression cable, cooperation between support column, connecting block, the connecting rod is on partly decomposing four connecting rods with the power of unidirectional direction, later transmits the fibrous layer again on, has reduced whole effort to cable core part.

(2) This novel resistance to compression cable, the power of being used on the clamp plate outside the decomposition is by the impartial clamp plate that decomposes to the symmetrical direction, has then avoided stress concentration, strengthens the protection effect of cable.

(3) This novel resistance to compression cable, four clamp plates, four layering and four compression springs that distribute of group are except absorbing the effort, still to the even surface that decomposes whole resistance to compression layer of effort to reduced the effort to cable core single direction, the resistance to compression is effectual.

Drawings

FIG. 1 is a cross-sectional view in elevation of the present invention;

FIG. 2 is an enlarged view of the invention at A in FIG. 1.

In the figure: 1 cable core, 2 shielding layers, 3 inner protection layers, 4 pressing strips, 5 compression springs, 6 compression resistant layers, 7 pressing plates, 8 supporting rods, 9 connecting blocks, 10 supporting columns, 11 connecting rods, 12 fiber layers and 13 outer protection layers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a novel compression-resistant cable comprises a cable core 1, wherein a shielding layer 2 is coated on the outer surface of the cable core 1, an inner protective layer 3 is arranged on the outer surface of the shielding layer 2, the thicknesses of the shielding layer 2 and the inner protective layer 3 are respectively one centimeter and two centimeters, pressing strips 4 are arranged on the outer surface of the inner protective layer 3, the number of the pressing strips 4 is four, the four pressing strips 4 are annularly and equidistantly distributed on the outer surface of the inner protective layer 3, one end, close to the inner protective layer 3, of each pressing strip 4 is designed in an arc shape, the final acting force is uniformly decomposed onto the four pressing strips 4, stress concentration is avoided, one end, far away from the inner protective layer 3, of each pressing strip 4 is fixedly connected with a group of compression springs 5, the number of each group of compression springs is two, the two compression springs 5 are symmetrically distributed on the outer surface of each pressing strip 4, the, the outer surface of the pressure-resistant layer 6 is provided with four pressing plates 7, the four pressing plates 7 are distributed on the outer surface of the pressure-resistant layer 6 at equal intervals in an annular manner, one end of each pressing plate 7, which is close to the pressure-resistant layer 6, is designed in an arc manner, the pressing plates 7 are more tightly attached to the pressure-resistant layer 6, one end of each pressing plate 7, which is far away from the pressure-resistant layer 6, is fixedly connected with a supporting rod 8, one end of each supporting rod 8, which is far away from the pressing plates 7, is fixedly provided with a connecting block 9, one end of each connecting block 9, which is far away from the supporting rod 8, is fixedly provided with a supporting column 10, the length values of the supporting rods 8 and the supporting columns 10 are two centimeters, a connecting rod 11 is movably hinged between every two adjacent connecting blocks 9, one end of each supporting column 10, which is far away from the bottom plate, prevent the entering of external water, improve the security of cable during operation.

The working principle is as follows: when the novel compression-resistant cable is subjected to pressure in a single direction, for example, the cable is vertically pressed downwards, the outer protective layer 13 at the upper end in the vertical direction is extruded at first, the fiber layer 12 is extruded, one end, close to the inner side surface of the fiber layer 12, of the supporting column 10 is stressed after the fiber layer 12 is extruded, the supporting column 10 is further driven to move downwards, then the connecting block 9 is driven to move downwards, two adjacent connecting blocks 9 are driven to move towards the left and right directions through two hinged connecting rods 11 while the connecting block 9 moves downwards, the connecting block 9 below is driven to move upwards by the opposite movement of the two adjacent connecting blocks 9, the stress of the outer protective layer 13 is decomposed by the four connecting rods, the acting force is acted on the fiber layer 12, the vertical force of the other part is uniformly exerted on the upper pressing plate 7 and the lower pressing plate 7, the upper pressing plate and the lower pressing plate 7 respectively exert pressure on the upper surface and the lower surface of, and then, a part of the compressed cable is absorbed by the upper and lower groups of compression springs 5 to cause the compression of the compression springs 5 to be shortened, the force is transmitted to the inner protection layer 3 through the pressing strip 4 and is finally applied to the cable core 1 through the shielding layer 2 in sequence, the force in the initial stage is greatly weakened, and therefore the cable is integrally protected.

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 novel resistance to compression cable, includes cable core (1), its characterized in that: the outer surface of the cable core (1) is coated with a shielding layer (2), the outer surface of the shielding layer (2) is provided with an inner protective layer (3), the outer surface of the inner protective layer (3) is provided with a pressing strip (4), one end, far away from the inner protective layer (3), of the pressing strip (4) is fixedly connected with a group of compression springs (5), the other end of each group of compression springs (5) is fixedly connected with a compression layer (6), the outer surface of the compression layer (6) is provided with a pressing plate (7), one end, far away from the compression layer (6), of the pressing plate (7) is fixedly connected with a support rod (8), one end, far away from the pressing plate (7), of the support rod (8) is fixedly mounted with a connecting block (9), one end, far away from the support rod (8), of the connecting block (9) is fixedly mounted with a support column (10), a connecting rod (11) is movably hinged between, and an outer protective layer (13) is arranged on the outer surface of the fiber layer (12).

2. The novel crush-resistant cable according to claim 1, wherein: the thickness of the shielding layer (2) and the thickness of the inner protection layer (3) are respectively one centimeter and two centimeters.

3. The novel crush-resistant cable according to claim 1, wherein: the number of the pressing strips (4) is four, and the four pressing strips (4) are annularly and equidistantly distributed on the outer surface of the inner protection layer (3).

4. The novel crush-resistant cable according to claim 1, wherein: one end of the pressing strip (4) close to the inner protective layer (3) is designed in an arc shape.

5. The novel crush-resistant cable according to claim 1, wherein: the number of each group of compression springs (5) is two, and the two compression springs (5) are symmetrically distributed on the outer surface of the pressing strip (4).

6. The novel crush-resistant cable according to claim 1, wherein: one end of the pressing plate (7) close to the pressure-resistant layer (6) is designed in an arc shape.

7. The novel crush-resistant cable according to claim 1, wherein: the number of the pressing plates (7) is four, and the four pressing plates (7) are annularly and equidistantly distributed on the outer surface of the compression-resistant layer (6).

8. The novel crush-resistant cable according to claim 1, wherein: the length values of the supporting rod (8) and the supporting column (10) are both two centimeters.

9. The novel crush-resistant cable according to claim 1, wherein: the material of the fiber layer (12) is flame-retardant fiber.

10. The novel crush-resistant cable according to claim 1, wherein: and the outer surface of the outer protective layer (13) is provided with waterproof paint.