CN218826347U

CN218826347U - PR0FIBUS DP bus cable

Info

Publication number: CN218826347U
Application number: CN202221399358.2U
Authority: CN
Inventors: 居盛文; 黄少成; 汪晓林; 肖含生; 杭仁龙; 巫琴; 孙国平; 李业远
Original assignee: Anhui Huashang Cable Technology Co ltd
Current assignee: Anhui Huashang Cable Technology Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2023-04-07
Anticipated expiration: 2032-06-07

Abstract

The utility model discloses a PR0FIBUS DP bus cable belongs to cable technical field, and the inner sheath includes that four concatenations are connected and correspond a cable core respectively and restraint the bar flexible glue piece of buffering protection effect to corresponding cable core, and every bar flexible glue piece all includes bar concatenation piece one that two symmetries set up and bar concatenation piece two and the bar concatenation piece three and the bar flexible glue piece that two symmetries set up, be equipped with four groups respectively on the outer wall of oversheath with the outer bar breach of bar flexible glue piece one-to-one. The utility model discloses a to cutting of two outer bar breachs on every bar flexible glue piece, can be independent strip out from the cable with the bar flexible glue piece that corresponds, and because every bar flexible glue piece forms by four bar concatenation piece concatenations, make people can be light and easy take out bar flexible glue piece partition and quick with the inside cable core bundle of bar flexible glue piece to be connected of certain cable core bundle and other components and parts in to this cable.

Description

PR0FIBUS DP bus cable

Technical Field

The utility model relates to the technical field of cables, specificly relate to a PR0FIBUS DP bus cable.

Background

DP of PROFIBUS-DP, namely Decentralized peripheral, is a computer electronic component; the system has high speed and low cost, and is used for the communication between a device level control system and distributed I/O; it, PROFIBUS-PA and PROFIBUS-FMS constitute the PROFIBUS standard.

The existing cables for PROFIBUS-DP are mostly layer-by-layer coated mechanisms, so that when the cables are required to be connected with other electric elements, more time is consumed for the stripping work of the cables, the lapping efficiency of people on the cables is influenced, in addition, the wires required to be connected cannot be detached from the cables independently according to the lapping requirement, and the wires in other positions cannot be influenced, so that the subsequent use safety of the cables is influenced.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide a PR0FIBUS DP bus cable to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

In order to solve the problem, the utility model adopts the following technical proposal:

the utility model provides a PR0FIBUS DP bus cable, includes the oversheath, the inside of oversheath is equipped with the inner sheath, and the inside equidistant cable core bundle that is the annular and distributes that is equipped with of inner sheath, the inner sheath includes that four concatenations are connected and correspond a cable core bundle respectively and play the bar flexible glue piece of buffering protection effect to corresponding cable core bundle, every the bar flexible glue piece all includes bar concatenation piece one that two symmetries set up and bar concatenation piece two and the bar concatenation piece three and the bar flexible glue piece that two symmetries set up, the inside of inner sheath is equipped with separates and plays the supporter of supporting role to four bar flexible glue pieces, be equipped with four groups on the outer wall of oversheath respectively with the outer bar breach of bar flexible glue piece one-to-one, and the outer bar breach of every group is equipped with two, two of every group the outer bar breach is close to corresponding side bar flexible glue piece both sides wall on the radial direction respectively.

Furthermore, four strip-shaped splicing blocks on each strip-shaped soft rubber block form a placing cavity for containing a cable core bundle on a corresponding side when being spliced, and each cable core bundle comprises a wire, an insulating layer positioned on the outer side of the wire and a metal shielding layer arranged on the outer side of the insulating layer.

Furthermore, a smooth layer which is in contact with the inner wall of the insulating layer is arranged on the outer wall of the lead, and the smooth layer is woven by smooth filaments.

Furthermore, the supporter is equidistant on locating the length direction of cable, and the supporter is including being located the annular post on the cable central point and locating the annular post outer wall and be located the bracing piece between every two adjacent bar flexible glue pieces respectively, bracing piece and annular post are worked out by the wire material, every two adjacent all form a bar gap that is on a parallel with cable length direction and is used for holding the bracing piece between the concatenation face in the bar flexible glue piece radial direction, and the concatenation face in four bar flexible glue piece circumferencial directions forms an annular appearance chamber that is on a parallel with cable length direction and is used for holding the annular post at the central point of cable, bar gap holds the chamber intercommunication with the annular and is the annular and holds the chamber and be the annular and distribute on the annular appearance chamber.

Furthermore, the free ends of the supporting rods penetrate through the strip-shaped gaps to be connected with the inner wall of the outer sheath in an inserting mode, and inserting ports which correspond to the supporting rods one by one and are used for containing the free ends of the supporting rods are formed in the inner wall of the outer sheath.

Furthermore, each bar-shaped splicing block is connected with the supporting rod on the corresponding side through a limiting mechanism, and the limiting mechanism comprises a lug which is integrally arranged on the side wall of the supporting rod and corresponds to the bar-shaped splicing block one by one, and a limiting notch which is arranged on the splicing surface of the bar-shaped splicing block and is in plug-in connection with the corresponding side lug.

Furthermore, the inner wall of the outer sheath is provided with inner strip-shaped gaps which correspond to the outer strip-shaped gaps one to one and are in the same radial direction with the corresponding outer strip-shaped gaps.

3. Advantageous effects

1. The utility model discloses in, separate four bar flexible glue pieces through the supporter and come, and be equipped with the setting that is located outer strip breach on the oversheath outer wall on the both sides wall of every bar flexible glue piece radial direction, when making people cut along two outer strip breachs that every bar flexible glue piece corresponds, can be independent strip out the bar flexible glue piece that corresponds from the cable, and because every bar flexible glue piece forms by four bar concatenation pieces concatenations, make people can easily break apart bar flexible glue piece and quick bundle take out the inside cable core of bar flexible glue piece, so that people restraint the being connected of certain cable core in to this cable with other components and parts, make things convenient for the overlap joint of cable.

2. The utility model discloses in, after the cable core bundle is pulled apart from out from bar flexible glue piece, through scissors or cutting equipment with the metal shielding layer of cladding on the wire, the insulating layer is cut along the circumferencial direction, because smooth level is located between wire and the insulating layer, make the metal shielding layer of being cut away, the insulating layer slides and smooth follow the wire and peels off down along smooth layer under manual pulling, this kind is through earlier circumference cutting again with gliding form to the metal shielding layer, the setting that the insulating layer was peeled off, make people can be quick will need lapped wire to peel off, make things convenient for the overlap joint of cable.

3. The utility model discloses in, the supporter is along the equidistant setting of cable length direction, make it when carrying out powerful support to cable inside, the whole that can also make the cable through its interval setting has the flexibility of buckling, so that this cable both had flexibility and still had certain compressive property, interval setting through the supporter in addition, still can take through the one-to-one splitting to peeling off the supporter on the region when people carry out whole peeling off to four cable core bundles, can carry out quick arrangement to the overlap joint position of cable tip, be favorable to the quick overlap joint of cable.

4. The utility model discloses in, through the plug connection of interface on bracing piece tip and the outer sheath, can guarantee the stability ability of supporter in the cable inside, in addition, can also support the cable core bundle that does not peel off the position and make the inside that is located the cable that does not peel off cable core bundle can be stable through the supporter.

Drawings

Fig. 1 is a schematic structural view of the interior of the utility model;

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

FIG. 3 is a schematic view of the inner sheath;

FIG. 4 is a schematic structural view of the support body;

fig. 5 is a structural schematic diagram of the outer sheath.

Reference numerals: 1. an outer sheath; 2. an inner sheath; 3. a first strip-shaped splicing block; 4. a bar-shaped splicing block II; 5. a strip-shaped splicing block III; 6. a strip-shaped soft rubber block; 7. a support body; 8. an annular column; 9. a support bar; 10. a bump; 11. a limiting notch; 12. an annular cavity; 13. a strip-shaped gap; 14. a placement chamber; 15. an interface; 16. an inner strip-shaped notch; 17. an outer strip-shaped notch; 18. a cable core bundle; 19. a wire; 20. a smoothing layer; 21. an insulating layer; 22. and a metal shielding layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

The PR0FIBUS DP bus cable shown in figures 1, 2 and 3 comprises an outer sheath 1, wherein an inner sheath 2 is arranged inside the outer sheath 1, cable core bundles 18 distributed in an annular shape are arranged inside the inner sheath 2 at equal intervals, the inner sheath 2 comprises four strip-shaped soft rubber blocks 6 which are connected in a splicing mode, correspond to one cable core bundle 18 respectively, and play a role in buffering and protecting the corresponding cable core bundle 18, each strip-shaped soft rubber block 6 comprises two strip-shaped splicing blocks I3 and two strip-shaped splicing blocks II 4 which are symmetrically arranged, two strip-shaped splicing blocks III 5 and two strip-shaped soft rubber blocks 6 which are symmetrically arranged, a supporting body 7 which is used for separating the four strip-shaped soft rubber blocks 6 and plays a role in supporting cables is arranged inside the inner sheath 2, four groups of outer strip-shaped notches 17 which correspond to the strip-shaped soft rubber blocks 6 one by one are arranged on the outer wall of the outer sheath 1, and two outer strip-shaped notches 17 of each group are arranged, the two outer strip-shaped gaps 17 of each group are respectively close to two side walls of the corresponding side strip-shaped soft rubber blocks 6 in the radial direction, the outer strip-shaped gaps 17 are arranged along the length direction of the cable, the four strip-shaped soft rubber blocks 6 are separated through the supporting body 7, the two side walls of each strip-shaped soft rubber block 6 in the radial direction are provided with the outer strip-shaped gaps 17 arranged on the outer wall of the outer sheath 1, when people shear along the two outer strip-shaped gaps 17 corresponding to each strip-shaped soft rubber block 6, the corresponding strip-shaped soft rubber block 6 can be independently stripped from the cable, and each strip-shaped soft rubber block 6 is formed by splicing the four strip-shaped splicing blocks, so that people can easily split the strip-shaped soft rubber blocks 6 and quickly take out the cable core bundle 18 inside the strip-shaped soft rubber blocks 6, so that people can conveniently connect one cable core bundle 18 with other components in the cable, the quick lap joint of the cables is convenient;

as shown in fig. 2 and 3, when being spliced, the four strip-shaped splicing blocks on each strip-shaped flexible glue block 6 form a placing cavity 14 for accommodating a cable core bundle 18 on a corresponding side, the cable core bundle 18 comprises a conductor 19, an insulating layer 21 positioned outside the conductor 19, and a metal shielding layer 22 arranged outside the insulating layer 21, the conductor 19 on each cable core bundle 18 can be subjected to omnibearing anti-interference protection through the metal shielding layer 22, and each conductor 19 can be subjected to insulation protection through the insulating layer 21;

as shown in fig. 2, a smooth layer 20 contacting with the inner wall of an insulating layer 21 is arranged on the outer wall of the lead 19, the smooth layer 20 is woven by smooth filaments, the smooth layer 20 can be woven by nylon material, when the cable core bundle 18 is detached from the strip-shaped flexible glue block 6, the metal shielding layer 22 and the insulating layer 21 coated on the lead 19 are cut along the circumferential direction by scissors or cutting equipment, because the smooth layer 20 is positioned between the lead 19 and the insulating layer 21, the cut metal shielding layer 22 and the insulating layer 21 slide along the smooth layer 20 under the manual pulling and are smoothly stripped from the lead 19, and the arrangement of firstly cutting the circumference and then stripping the metal shielding layer 22 and the insulating layer 21 in a sliding manner enables people to rapidly strip the lead 19 to be lapped, thereby facilitating the lapping of cables;

as shown in fig. 1, 3 and 4, the support body 7 is arranged in the length direction of the cable at equal intervals, the support body 7 includes an annular column 8 located at the central portion of the cable and support rods 9 arranged on the outer wall of the annular column 8 and respectively located between every two adjacent strip-shaped flexible rubber blocks 6, the support rods 9 and the annular column 8 are both woven by metal wire materials, a strip-shaped gap 13 which is parallel to the length direction of the cable and is used for accommodating the support rod 9 is formed between the splicing surfaces of every two adjacent strip-shaped flexible rubber blocks 6 in the radial direction, an annular accommodating cavity 12 which is parallel to the length direction of the cable and is used for accommodating the annular column 8 is formed at the central portion of the cable by the splicing surfaces of the four strip-shaped flexible rubber blocks 6 in the circumferential direction, the strip-shaped gaps 13 are communicated with the annular accommodating cavity 12 and are annularly distributed on the annular accommodating cavity 12, the support body 7 is arranged at equal intervals in the length direction of the cable, so that the cable can be strongly supported inside the cable, and can be bent and flexible through the interval arrangement of the support body 7, can be rapidly stripped off the end portions of the cable when people take the cable one by overlapping the support body 18;

as shown in fig. 1 and 5, the free end of the support rod 9 passes through the strip-shaped gap 13 to be connected with the inner wall of the outer sheath 1 in an inserting manner, the inner wall of the outer sheath 1 is provided with inserting ports 15 which are in one-to-one correspondence with the support rods 9 and are used for accommodating the free ends of the support rods 9, the stability of the support body 7 in the cable can be ensured through the inserting connection of the end parts of the support rods 9 and the inserting ports 15 on the outer sheath 1, and in addition, the cable core bundle 18 at the non-stripped part can be supported through the support body 7 and the non-stripped cable core bundle 18 can be stably positioned in the cable;

as shown in fig. 1, 3 and 4, each of the bar-shaped splicing blocks is connected with the supporting rod 9 on the corresponding side through a limiting mechanism, the limiting mechanism comprises a convex block 10 integrally arranged on the side wall of the supporting rod 9 and corresponding to the bar-shaped splicing blocks one by one, and a limiting notch 11 arranged on the splicing surface of the bar-shaped splicing blocks and connected with the convex block 10 on the corresponding side in an inserting manner, each bar-shaped splicing block is connected with the supporting rod 9 through the inserting relationship between the convex block 10 and the limiting notch 11, and the stability of each bar-shaped splicing block on the cable in a splicing manner can be ensured;

as shown in fig. 5, inner strip-shaped notches 16 corresponding to the outer strip-shaped notches 17 one to one and located in the same radial direction as the corresponding outer strip-shaped notches 17 are formed in the inner wall of the outer sheath 1, and the arrangement of the inner strip-shaped notches 16 can reduce the thickness of the cut part of the outer sheath 1, thereby achieving the cutting of the outer sheath 1.

It should be understood by those skilled in the art that the above embodiments are only used for illustrating the present invention, and not used as a limitation of the present invention, and that the changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit of the present invention.

Claims

1. The utility model provides a PR0FIBUS DP bus cable, includes oversheath (1), the inside of oversheath (1) is equipped with inner sheath (2), and the inside equidistant of inner sheath (2) is equipped with cable core bundle (18) that are the annular distribution, a serial communication port, inner sheath (2) include that four concatenations are connected and correspond a cable core bundle (18) respectively and play bar flexible rubber block (6) of buffering guard action to corresponding cable core bundle (18), every bar flexible rubber block (6) all include bar concatenation block one (3) and bar concatenation block two (4) and the bar concatenation block three (5) and the bar flexible rubber block (6) that two symmetries set up, the inside of inner sheath (2) is equipped with separates and plays supporting role's supporter (7) to the cable four bar flexible rubber block (6) s, be equipped with four groups respectively on the outer wall of bar flexible rubber block (6) one-to-one side breach (17), and every outer bar breach (17) of group are equipped with two, the bar flexible rubber block (17) of every group correspond respectively are close to the radial flexible rubber block (17) on the side direction.

2. PR0FIBUS DP bus cable according to claim 1, characterized in that the four bar-shaped splices on each of said bar-shaped flexible glue blocks (6) form, when spliced, a placement chamber (14) for receiving a cable core bundle (18) of the corresponding side, said cable core bundle (18) comprising a conductor (19), an insulating layer (21) outside the conductor (19), a metallic shield (22) outside the insulating layer (21).

3. A PR0FIBUS DP bus cable according to claim 2, wherein said conductor (19) is provided on its outer wall with a smooth layer (20) in contact with the inner wall of the insulating layer (21), said smooth layer (20) being woven of smooth filaments.

4. The PR0FIBUS DP bus cable according to claim 1, wherein said support body (7) is arranged in the length direction of the cable at equal intervals, and said support body (7) comprises a ring post (8) arranged in the center of the cable and support rods (9) arranged on the outer wall of the ring post (8) and respectively arranged between every two adjacent strip-shaped flexible rubber blocks (6), said support rods (9) and said ring post (8) are both woven by metal wire material, a strip slit (13) parallel to the length direction of the cable and used for accommodating said support rods (9) is formed between the splicing faces in the radial direction of every two adjacent strip-shaped flexible rubber blocks (6), and the splicing faces in the circumferential direction of said four strip-shaped flexible rubber blocks (6) form an annular cavity (12) parallel to the length direction of the cable and used for accommodating said ring post (8) in the center of the cable, said strip slits (13) are connected with said annular cavity (12) and are distributed annularly on said annular cavity (12).

5. The PR0FIBUS DP bus cable according to claim 4, wherein the free end of the supporting rod (9) passes through the strip-shaped gap (13) to be connected with the inner wall of the outer sheath (1) in an inserting manner, and the inner wall of the outer sheath (1) is provided with inserting ports (15) which correspond to the supporting rods (9) one by one and are used for accommodating the free end of the supporting rod (9).

6. The PR0FIBUS DP bus cable according to claim 4, wherein each of the bar-shaped splicing blocks is connected with the supporting rod (9) on the corresponding side through a limiting mechanism, and the limiting mechanism comprises a lug (10) integrally arranged on the side wall of the supporting rod (9) and corresponding to the bar-shaped splicing blocks one to one, and a limiting notch (11) arranged on the splicing surface of the bar-shaped splicing blocks and connected with the lug (10) on the corresponding side in an inserting manner.

7. The PR0FIBUS DP bus cable according to claim 1, characterized in that the inner wall of said outer sheath (1) is provided with inner strip notches (16) corresponding to the outer strip notches (17) one to one and in the same radial direction as the corresponding outer strip notches (17).