CN212276874U

CN212276874U - Anti-electromagnetic interference bending-resistant twisted-pair shielding flexible cable with color separation recognition function

Info

Publication number: CN212276874U
Application number: CN202021336631.8U
Authority: CN
Inventors: 牛瑞亮; 陈义军; 王伟; 费尤战; 房忠军
Original assignee: JIANGSU JIANGYANG CABLE CO Ltd
Current assignee: JIANGSU JIANGYANG CABLE CO Ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-01-01
Anticipated expiration: 2030-07-09

Abstract

The utility model discloses a two twisted shielding flexible cable of resistant type of buckling of color separation discernment anti-electromagnetic interference relates to cable technical field, including the strengthening rib, the outside of strengthening rib is equipped with circular telegram core cable, the outside of circular telegram core cable is equipped with the inner cladding. This two twisted shielding flexible cable of resistant type of buckling of anti-electromagnetic interference is discerned to colour separation, through set up shell fragment and lower shell fragment in first protective layer, when making the cable suffer from great bending force, both can offset each other to the bending force, the atress is even, can not take place the skew, good bending ability has, through set up buffer structure in the second protective layer, when the cable surface suffers huge impact, the gasbag can cushion and absorb power, prevent the crust damage of cable, improve its insulating properties and life, through inside and outside protective layer and shielding layer of outside setting at the conductive core cable, make the cable possess higher security and interference immunity in transmission process, convenient to popularize and use.

Description

Anti-electromagnetic interference bending-resistant twisted-pair shielding flexible cable with color separation recognition function

Technical Field

The utility model relates to the technical field of cables, specifically be a resistant two twisted pair shielding flexible cable of type of buckling of color separation discernment anti-electromagnetic interference.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. Each set of wires is insulated from the other and is often twisted around a center, with a highly insulating coating covering the entire outside. The cable has the characteristics of internal electrification and external insulation. In the power equipment, the cable may be repeatedly bent due to the operation change of the mechanism in the equipment, and the conventional cable is easily broken and damaged after being repeatedly bent for a long time.

In chinese utility model patent application no: CN201921590956.6 discloses a resistant cable of bending for power equipment, the device include the intermediate line body and around the covering, the intermediate line body includes a middle strengthening rib, a plurality of wire cable cores and a plurality of resistant strengthening rib of bending, and adjacent be provided with resistant strengthening rib of bending between the wire cable cores, the intermediate line body is by a plurality of resistant strengthening rib of bending, a plurality of most wire cable cores all use middle strengthening rib to twist again as the central axis and form, the surface cladding of the intermediate line body has around the covering, the surface cladding around the covering has the insulating layer, the inside of insulating layer has the spring piece along the length direction winding of the intermediate line body. This cable adopts the spring part to make the cable after buckling resume the normal position, and when being stressed that the power of buckling is great, the spring part atress is uneven, and easy skew makes its lose anti ability of buckling, and this cable does not set up protective structure, and when the cable suffered great impact force, the sheath of cable was damaged easily, influences its insulating effect and life, is unfavorable for using widely.

Therefore, there is a need to provide a color separation identification anti-electromagnetic interference bending-resistant twisted-pair shielding flexible cable to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a resistant two twisted pair shielding flexible cable of type of buckling of color separation discernment anti-electromagnetic interference to solve the current cable bending resistance that provides among the above-mentioned background art poor and the easy damaged problem of crust.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a two twisted shielding flexible cable of resistant type of buckling of color separation discernment anti-electromagnetic interference, includes the strengthening rib, the outside of strengthening rib is equipped with circular telegram core cable, the outside of circular telegram core cable is equipped with the inner cladding, the outside of inner cladding is equipped with first protective layer, the outside of first protective layer is equipped with the second protective layer, the outside of second protective layer is equipped with the inoxidizing coating.

Preferably, the number of the electrified core cables is two, and the two electrified core cables are wound on the outer side of the reinforcing rib.

Preferably, the inside of the electrified core cable is provided with a conductive wire, the outer side of the conductive wire is provided with an inner protective layer, the outer side of the inner protective layer is provided with a shielding layer, and the outer side of the shielding layer is provided with an outer protective layer.

Preferably, the inside of first protective layer is equipped with the cavity, shell fragment and lower shell fragment on the top of cavity and bottom fixedly connected with respectively, the top fixedly connected with fixed block of cavity, the activity groove has been seted up to the one end of fixed block, the spout has been seted up in the outside in activity groove, the top fixedly connected with push rod of cavity, the one end fixedly connected with fixture block that the push rod is close to the fixed block.

Preferably, there are two chutes, two chutes are symmetrically distributed, and the chutes are matched with the fixture blocks.

Preferably, a cavity is formed in the second protective layer, the top and the bottom of the cavity are respectively and fixedly connected with an upper mounting block and a lower mounting block, and an air bag is fixedly connected between the upper mounting block and the lower mounting block.

Preferably, the upper mounting block and the lower mounting block are both provided with a plurality of blocks, and the plurality of blocks are uniformly distributed in the cavity.

Preferably, the upper elastic sheet and the lower elastic sheet are provided with a plurality of fixing blocks, the fixing blocks are uniformly distributed in the cavity, and the positions and the number of the push rods are consistent with those of the fixing blocks.

(III) advantageous effects

Compared with the prior art, the utility model provides a resistant two twisted pair shielding flexible cable of type of buckling of color separation discernment anti-electromagnetic interference possesses following beneficial effect:

1. this resistant twisted pair shielding flexible cable of type that buckles of anti-electromagnetic interference is discerned to colour separation, through set up shell fragment and lower shell fragment in first protective layer, when making the cable suffer from great bending force, both can offset each other to the bending force, and the atress is even, can not take place to squint, has good ability of bending.

2. This resistant pair of shielding flexible cable of type of buckling of anti-electromagnetic interference is discerned to colour separation, through set up buffer structure in the second protective layer, when the cable surface suffered huge impact, the gasbag can cushion and absorb power, prevents that the crust of cable is damaged, improves its insulating properties and life.

3. This resistant two twisted pair shielding flexible cable of type that buckle is resisted in colour separation discernment, through setting up inside and outside protective layer and shielding layer in the outside of electrically conductive core cable, make the cable possess higher security and interference immunity in transmission process, convenient to popularize and use.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

fig. 3 is a schematic cross-sectional view of a first protection layer structure according to the present invention;

FIG. 4 is a schematic cross-sectional view of a second passivation layer structure according to the present invention;

fig. 5 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. reinforcing ribs; 2. an energized core cable; 21. a conductive filament; 22. an inner protective layer; 23. a shielding layer; 24. an outer protective layer; 3. an inner cladding; 4. a first protective layer; 42. an upper spring plate; 43. a lower spring plate; 44. a cavity; 45. a fixed block; 46. a movable groove; 47. a chute; 48. a push rod; 49. a clamping block; 5. a second protective layer; 52. a cavity; 53. an upper mounting block; 54. an air bag; 55. a lower mounting block; 6. and (4) a protective 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.

Referring to fig. 1-5, a color separation identification anti-electromagnetic interference bending-resistant twisted-pair shielding flexible cable comprises a reinforcing rib 1, the cable has high tensile strength and strength by arranging the reinforcing rib 1, the outer side of the reinforcing rib 1 is provided with two electrified core cables 2, the two electrified core cables 2 are wound on the outer side of the reinforcing rib 1, the inner part of the electrified core cables 2 is provided with a conductive wire 21, the outer side of the conductive wire 21 is provided with an inner protective layer 22, the outer side of the inner protective layer 22 is provided with a shielding layer 23, the outer side of the shielding layer 23 is provided with an outer protective layer 24, the cable has high safety and anti-interference performance in the transmission process by arranging the inner and outer protective layers and the shielding layer 23 on the outer side of the conductive core cable 2, the inner cladding layer 3 is arranged on the outer side of the inner cladding layer 3, the first protective layer 4 is arranged on the outer side of the first protective layer 4, and a cavity 44 is, the top and the bottom of the cavity 44 are respectively fixedly connected with an upper elastic sheet 42 and a lower elastic sheet 43, the upper elastic sheet 42 and the lower elastic sheet 43 are provided with a plurality of upper elastic sheets 42 and a plurality of lower elastic sheets 43, the upper elastic sheets 42 and the lower elastic sheets 43 are uniformly distributed in the cavity 44, the fixing blocks 45 are provided with a plurality of fixing blocks 45, the fixing blocks 45 are uniformly distributed in the cavity 44, the positions and the number of the push rods 48 are consistent with those of the fixing blocks 45, the upper elastic sheets 42 and the lower elastic sheets 43 are in contact through the matching of the push rods 48 and the fixing blocks 45, the top of the cavity 44 is fixedly connected with the fixing blocks 45, one end of each fixing block 45 is provided with a movable groove 46, the outer side of each movable groove 46 is provided with two sliding grooves 47, the two sliding grooves 47 are symmetrically distributed, the sliding grooves 47 are matched with the clamping blocks 49, the top of the cavity 44 is fixedly connected with the push rods 48, when the cable is subjected to a large bending force, the cable and the bending force can be mutually offset, the cable is uniformly stressed and does not deviate, and the cable has good bending capability, the second protective layer 5 is arranged on the outer side of the first protective layer 4, the cavity 52 is arranged in the second protective layer 5, the top and the bottom of the cavity 52 are respectively and fixedly connected with an upper mounting block 53 and a lower mounting block 55, an air bag 54 is fixedly connected between the upper mounting block 53 and the lower mounting block 55, the upper mounting block 53 and the lower mounting block 55 are respectively provided with a plurality of upper mounting blocks 53 and lower mounting blocks 55 which are uniformly distributed in the cavity 52, and a buffer structure is arranged in the second protective layer 5, when the surface of the cable is impacted greatly, the air bag 54 can buffer and absorb the force, so that the sheath of the cable is prevented from being damaged, the insulating property of the cable is improved, the service life of the cable is prolonged, and the protective layer 6 is arranged on the outer side of the second protective layer 5.

The working principle is as follows: when the cable receives stronger pulling force, strengthening rib 1 can provide the stretching resistance, prevent to switch on core cable 2 and receive destruction, when the cable surface receives great impact force, gasbag 54 can cushion it and absorb a part of component, prevent the sheath damage of cable, strengthen its life, when the cable receives buckling, go up shell fragment 42 and shell fragment 43 and take place deformation down, provide reverse effort simultaneously and make the cable resume the original shape, both can offset each other by the fifty percent discount bending force, the atress is even, can not take place the skew, have good bending capability.

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 resistant pair shielding flexible cable of type of buckling of color separation discernment anti-electromagnetic interference, includes strengthening rib (1), its characterized in that: the outside of strengthening rib (1) is equipped with circular telegram core cable (2), the outside of circular telegram core cable (2) is equipped with inner cladding (3), the outside of inner cladding (3) is equipped with first protective layer (4), the outside of first protective layer (4) is equipped with second protective layer (5), the outside of second protective layer (5) is equipped with inoxidizing coating (6).

2. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 1, wherein: the number of the electrified core cables (2) is two, and the two electrified core cables (2) are wound on the outer side of the reinforcing rib (1).

3. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 1, wherein: the cable is characterized in that conductive wires (21) are arranged inside the electrified core cable (2), an inner protective layer (22) is arranged on the outer side of each conductive wire (21), a shielding layer (23) is arranged on the outer side of each inner protective layer (22), and an outer protective layer (24) is arranged on the outer side of each shielding layer (23).

4. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 1, wherein: the inside of first protective layer (4) is equipped with cavity (44), shell fragment (42) and lower shell fragment (43) on the top of cavity (44) and the bottom fixedly connected with respectively, top fixedly connected with fixed block (45) of cavity (44), movable groove (46) have been seted up to the one end of fixed block (45), spout (47) have been seted up in the outside in movable groove (46), the top fixedly connected with push rod (48) of cavity (44), one end fixedly connected with fixture block (49) that push rod (48) are close to fixed block (45).

5. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 4, wherein: the sliding grooves (47) are two, the two sliding grooves (47) are symmetrically distributed, and the sliding grooves (47) are matched with the clamping blocks (49).

6. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 1, wherein: the inner part of the second protective layer (5) is provided with a cavity (52), the top and the bottom of the cavity (52) are respectively fixedly connected with an upper mounting block (53) and a lower mounting block (55), and an air bag (54) is fixedly connected between the upper mounting block (53) and the lower mounting block (55).

7. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 6, wherein: the upper mounting block (53) and the lower mounting block (55) are multiple, and the upper mounting block (53) and the lower mounting block (55) are uniformly distributed in the cavity (52).

8. The color separation identification anti-electromagnetic interference bend-tolerant twisted-pair shielding flexible cable according to claim 4, wherein: the upper elastic sheet (42) and the lower elastic sheet (43) are multiple, the upper elastic sheet (42) and the lower elastic sheet (43) are uniformly distributed in the cavity (44), the fixing blocks (45) are multiple, the fixing blocks (45) are uniformly distributed in the cavity (44), and the positions and the number of the push rods (48) are consistent with those of the fixing blocks (45).