CN114283979B - Signal communication cable for high-shielding railway vehicle - Google Patents
Signal communication cable for high-shielding railway vehicle Download PDFInfo
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- CN114283979B CN114283979B CN202111651610.4A CN202111651610A CN114283979B CN 114283979 B CN114283979 B CN 114283979B CN 202111651610 A CN202111651610 A CN 202111651610A CN 114283979 B CN114283979 B CN 114283979B
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- 238000004891 communication Methods 0.000 title claims abstract description 67
- 239000010410 layer Substances 0.000 claims abstract description 39
- 230000001681 protective effect Effects 0.000 claims abstract description 14
- 239000011241 protective layer Substances 0.000 claims abstract description 12
- 238000009954 braiding Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 14
- 230000006835 compression Effects 0.000 abstract description 11
- 238000007906 compression Methods 0.000 abstract description 11
- 238000004880 explosion Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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Abstract
The invention relates to a signal communication cable for a high-shielding railway vehicle, which belongs to the technical field of cables and comprises a supporting core column body, wherein a plurality of communication cable main bodies are arranged on the circumference of the supporting core column body at equal angular intervals; an inner shielding layer is respectively arranged on the outer side of each communication cable main body; a plurality of supporting disks are arranged at intervals in the length direction of the supporting core column body, and each communication cable main body penetrates through the supporting disk respectively; the two sides of the supporting disc, the outer sides of the supporting core column bodies and the outer sides of the communication cable main body are wrapped with filling layers; the outer side of the filling layer is provided with an inner protective layer, the outer side of the inner protective layer is provided with an outer shielding layer, and the outer side of the outer shielding layer is sequentially provided with a woven armor and an outer protective sleeve. Under the condition of ensuring that the cable has better shielding effect, the compression resistance and explosion resistance of the cable can be further improved.
Description
Technical Field
The invention belongs to the technical field of cables, and particularly relates to a signal communication cable for a high-shielding railway vehicle.
Background
Communication cables are cables that transmit telephone, telegram, facsimile documents, television and radio programs, data and other electrical signals. Is a communication line composed of a cable core formed by twisting a plurality of mutually insulated wires or conductors and an outer sheath for protecting the cable core from moisture and mechanical damage. Compared with overhead open wires, the communication cable has the advantages of large communication capacity, high transmission stability, good confidentiality, less influence of natural conditions and external interference, and the like.
The cable in the prior art is relatively poor in shielding performance and relatively poor in compression resistance and explosion resistance as a signal communication cable used for the high-shielding railway vehicle.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a high-shielding type signal communication cable for a railway vehicle, which can further improve the compression resistance and explosion resistance of the cable under the condition of ensuring that the cable has better shielding effect.
In order to achieve the above object, the present invention provides a technical solution as follows:
A signal communication cable for a high-shielding railway vehicle comprises a supporting core column body, wherein a plurality of communication cable main bodies are arranged on the circumference of the supporting core column body at equal angular intervals; an inner shielding layer is respectively arranged on the outer side of each communication cable main body; a plurality of supporting disks are arranged at intervals in the length direction of the supporting core column body, and each communication cable main body penetrates through the supporting disk respectively; the two sides of the supporting disc, the outer sides of the supporting core column bodies and the outer sides of the communication cable main body are wrapped with filling layers; the outer side of the filling layer is provided with an inner protective layer, the outer side of the inner protective layer is provided with an outer shielding layer, and the outer side of the outer shielding layer is sequentially provided with a woven armor and an outer protective sleeve.
Preferably, the middle part of supporting disk has been seted up middle part connecting hole, and support the core cylinder and pass the middle part connecting hole, the both sides of supporting disk, and be located middle part connecting hole position is provided with coupling assembling, coupling assembling with support the core cylinder and dismantle the connection.
Preferably, the connecting assembly comprises a plurality of arc-shaped sheets connected to the supporting disc and located in the circumferential direction of the middle connecting hole, the outer side of each arc-shaped sheet is in threaded connection with a locking ring, the arc-shaped sheets incline to one side far away from the center of the middle connecting hole, and the locking rings can rotate to one side close to or far away from the supporting disc.
Preferably, the support disc is provided with mounting holes at equal angles in the circumferential direction, wherein the mounting holes are positioned in the middle connecting holes, and each communication cable main body penetrates through each mounting hole.
Preferably, the area on the support plate and between the adjacent mounting holes is provided with a communication hole, and the filling layer passes through the communication hole.
Preferably, the outer side of the outer protective sleeve is provided with an explosion-proof structure between the supporting plates.
Preferably, the explosion-proof structure comprises protection plates distributed along the length direction, the section of each protection plate is fan-shaped, the protection plates are distributed in the circumferential direction of the outer protection sleeve at equal angles, locking components are arranged on the protection plates, and the locking components are connected with the outer circumferential surface of the supporting disc.
Preferably, the locking component comprises an arc-shaped strip fixed on the protection plate, the arc-shaped strip is perpendicular to the length direction of the protection plate and can be attached to the outer side of the support disc, and the protection plate and the arc-shaped strip are provided with through outer connecting holes; locking screws are arranged in the outer connecting holes, can penetrate through the outer protective sleeve, the woven armor, the outer shielding layer and the inner protective layer, and are connected with the supporting disc.
Preferably, an indication layer for indicating the position of the supporting disc is arranged on the outer side of the outer protective sleeve.
The invention provides a signal communication cable for a high-shielding railway vehicle, which is characterized in that a plurality of surrounding communication cable bodies are fixed through a supporting disc and a central supporting core column body, so that the communication cable bodies are in fixed intervals, the communication cable bodies are convenient to process and manufacture, the intervals of the communication cable bodies on the inner sides of the formed cable are the same, the influence of the communication cable bodies on each other is relatively small, and the signal shielding effect of the adjacent colleague cable columns can be realized through an inner shielding layer. Secondly, can strengthen cable inlet wire through the supporting disk that sets up, promote its compressive effect. Can form the inoxidizing coating in the outside of cable through the explosion-proof structure that sets up, and then play resistance to compression explosion-proof effect, support it through inboard supporting disk simultaneously, can realize protection resistance to compression and explosion-proof effect to the cable.
Drawings
Fig. 1 is a cross-sectional view of a high-shielding railway vehicle signal communication cable of the present invention at a support disc position;
Fig. 2 is a cross-sectional view of a high shielding railway vehicle signal communication cable of the present invention at a position between support disks;
FIG. 3 is a schematic view of a protruding support disc structure in a signal communication cable for a high shielding railway vehicle according to the present invention;
FIG. 4 is a cross-sectional view of a protruding explosion-proof structure in a signal communication cable for a high shielding railway vehicle according to the present invention;
FIG. 5 is a cross-sectional view showing the connection of a protruding explosion-proof structure and a support disc in a signal communication cable for a high-shielding railway vehicle according to the present invention;
Fig. 6 is a schematic view showing a protruding schematic layer in a signal communication cable for a high shielding railway vehicle according to the present invention.
Reference numerals in the drawings:
100. Supporting the core column; 200. a communication cable body; 210. an inner shielding layer; 300. a support plate; 310. a middle connecting hole; 320. a connection assembly; 321. an arc-shaped sheet; 322. a locking ring; 330. a mounting hole; 340. a communication hole; 400. a filling layer; 500. an inner protective layer; 600. an outer shielding layer; 700. braiding armor; 800. an outer protective sleeve; 810. a schematic layer; 900. an explosion-proof structure; 910. a protection plate; 920. a locking assembly; 921. an arc-shaped strip; 921a, an outer connection hole; 922. and (5) locking the screw.
Detailed Description
The present invention will be further described with reference to the drawings and the specific embodiments in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
The invention provides a signal communication cable for a high-shielding railway vehicle, which is shown in fig. 1-6, and comprises a supporting core column body 100, wherein a plurality of communication cable main bodies 200 are arranged at equal angular intervals in the circumferential direction of the supporting core column body 100; the outer side of each communication cable body 200 is provided with an inner shielding layer 210, respectively; a plurality of support plates 300 are arranged at intervals in the length direction of the support core column body 100, and each communication cable main body 200 respectively penetrates through the support plate 300; the two sides of the supporting disc 300, the outer side of the supporting core column body 100 and the outer side of the communication cable main body 200 are wrapped with the filling layer 400; an inner protective layer 500 is arranged on the outer side of the filling layer 400, an outer shielding layer 600 is arranged on the outer side of the inner protective layer 500, and a woven armor 700 and an outer protective sleeve 800 are sequentially arranged on the outer side of the outer shielding layer 600. Through the supporting disc 300 that sets up and the support core cylinder 100 at center, fix a plurality of communication cable main part 200 around for be fixed interval between a plurality of communication cable main part 200, conveniently make it, the cable after the machine-shaping, the communication cable main part 200 interval of its inboard is the same, and influence is less relatively each other, and can realize adjacent classmate cable cylinder's signal shielding effect through the interior shielding layer 210 that sets up. Secondly, the cable inlet wire can be reinforced through the supporting disc 300, and the compression resistance effect is improved.
Specifically, the middle portion of the support plate 300 is provided with a middle connecting hole 310, the support core column 100 passes through the middle connecting hole 310, two sides of the support plate 300 are provided with connecting components 320 at the position of the middle connecting hole 310, and the connecting components 320 are detachably connected with the support core column 100.
The connection assembly 320 includes a plurality of arc-shaped pieces 321 connected to the support plate 300 and located in the circumferential direction of the middle connection hole 310, wherein the outer side of each arc-shaped piece 321 is in threaded connection with a locking ring 322, the arc-shaped pieces 321 are inclined towards one side far away from the center of the middle connection hole 310, and the locking rings 322 can rotate towards one side close to or far away from the support plate 300. When the locking ring 322 moves to the side far away from the supporting disc 300, it controls the arc pieces 321 to deviate to the side close to each other, and then the supporting core column body 100 on the inner side is held tightly, and better, anti-slip lines are arranged on the inner side of the arc pieces 321, and the connection between the supporting core column body 100 and the locking ring is tighter through the anti-slip lines. When secured, the post-processing filler layer 400 covers the gaps between adjacent arcuate tabs 321 and the gaps between the locking ring 322 and the support disk 300.
The support plate 300 is provided with mounting holes 330 at equal angles in the circumferential direction of the central connection hole 310, and each of the communication cable bodies 200 passes through the mounting holes 330. The installation holes 330 can be used for each communication cable main body 200 to pass through, so that each communication cable main body 200 is supported and separated by the supporting disc 300, and the processing is convenient. The supporting plate 300 can bear a larger bearing force after processing, and the communication cable main body 200 can be prevented from bearing a larger external force due to the fact that the communication cable main body 200 passes through the mounting hole 330, and further the communication cable main body 200 is prevented from being damaged.
Next, communication holes 340 are opened in regions of the support plate 300 between the adjacent mounting holes 330, and the filling layer 400 passes through the communication holes 340. Through the intercommunicating pore 340 that sets up, can make the connection between supporting disk 300 and the filling layer 400 inseparabler, when increasing the whole compressive strength of cable, can guarantee the wholeness of cable.
An explosion-proof structure 900 is provided between the support plates 300 on the outer side of the outer protective cover 800. The explosion-proof structure 900 can form a protective layer on the outer side of the cable, so that the compression-resistant explosion-proof effect is achieved.
The explosion-proof structure 900 includes a protection plate 910 distributed along a length direction, the section of the protection plate 910 is a sector, the protection plate 910 is distributed at equal angles in a circumferential direction of the outer protection sleeve 800, a locking assembly 920 is disposed on the protection plate 910, and the locking assembly 920 is connected with an outer circumferential surface of the support plate 300.
The locking assembly 920 includes an arc-shaped bar 921 fixed on the protection plate 910, the arc-shaped bar 921 being perpendicular to the length direction of the protection plate 910 and being attachable to the outer side of the support plate 300, and through-holes 921a being formed in the protection plate 910 and the arc-shaped bar 921; a locking screw 922 is provided in the outer connection hole 921a, and the locking screw 922 may pass through the outer shield 800, the braid armor 700, the outer shield 600, and the inner shield 500, and be connected with the support plate 300. According to the scheme, the protection plate 910 is connected with the position of the support disc 300, so that the protection plate 910 is connected with a cable, and meanwhile, the protection plate is supported by the support disc 300 on the inner side, so that the protection compression resistance and explosion resistance effects on the cable can be realized.
The outer side of the outer protective sheath 800 is provided with an indication layer 810 marking the position of the support disc 300. By providing the schematic layer 810, an operator can conveniently install and fix the shielding plate 910.
The invention provides a signal communication cable for a high-shielding railway vehicle, which is characterized in that a plurality of surrounding communication cable main bodies 200 are fixed through a supporting disc 300 and a central supporting core column body 100, so that the communication cable main bodies 200 are in a fixed interval, the processing and the manufacturing are convenient, the intervals of the communication cable main bodies 200 on the inner sides of the processed and molded cable are the same, the mutual influence is relatively small, and the signal shielding effect of adjacent classmates cable columns can be realized through an inner shielding layer 210. Secondly, the cable inlet wire can be reinforced through the supporting disc 300, and the compression resistance effect is improved. The explosion-proof structure 900 through setting up can form the inoxidizing coating in the outside of cable, and then plays resistance to compression explosion-proof effect, supports it through inboard supporting disk 300 simultaneously, can realize the protection resistance to compression and the explosion-proof effect to the cable.
In the description of the present invention, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," "front," "rear," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, and are merely for convenience of description and to simplify the description, but do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Embodiments of the invention and features of the embodiments may be combined with each other without conflict.
The foregoing examples merely illustrate embodiments of the invention and are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (4)
1. A signal communication cable for high shielding type railway vehicle is characterized in that: the cable comprises a supporting core column body (100), wherein a plurality of communication cable main bodies (200) are arranged on the supporting core column body (100) at equal angular intervals in the circumferential direction; an inner shielding layer (210) is respectively arranged on the outer side of each communication cable main body (200);
A plurality of supporting disks (300) are arranged at intervals in the length direction of the supporting core column body (100), and each communication cable main body (200) respectively penetrates through the supporting disk (300);
The two sides of the supporting disc (300), the outer sides of the supporting core column bodies (100) and the outer sides of the communication cable main bodies (200) are wrapped with filling layers (400);
An inner protective layer (500) is arranged on the outer side of the filling layer (400), an outer shielding layer (600) is arranged on the outer side of the inner protective layer (500), and a braiding armor (700) and an outer protective sleeve (800) are sequentially arranged on the outer side of the outer shielding layer (600);
A middle connecting hole (310) is formed in the middle of the supporting disc (300), the supporting core column body (100) penetrates through the middle connecting hole (310), connecting components (320) are arranged on two sides of the supporting disc (300) and located at the middle connecting hole (310), and the connecting components (320) are detachably connected with the supporting core column body (100);
An explosion-proof structure (900) is arranged outside the outer protective sleeve (800) and between the supporting plates (300);
The explosion-proof structure (900) comprises protection plates (910) distributed along the length direction, the section of each protection plate (910) is fan-shaped, the protection plates (910) are distributed at equal angles in the circumferential direction of the outer protective sleeve (800), locking components (920) are arranged on the protection plates (910), and the locking components (920) are connected with the outer circumferential surface of the supporting disc (300);
The connecting component (320) comprises a plurality of arc-shaped sheets (321) which are connected to the supporting plate (300) and positioned on the circumference of the middle connecting hole (310), locking rings (322) are connected with the outer sides of the arc-shaped sheets (321) in a threaded manner,
The arc-shaped sheets (321) are inclined to one side far away from the center of the middle connecting hole (310), and the locking ring (322) can rotate to one side close to or far away from the supporting disc (300);
the locking assembly (920) comprises an arc-shaped strip (921) fixed on the protection plate (910), the arc-shaped strip (921) is perpendicular to the length direction of the protection plate (910) and can be attached to the outer side of the support plate (300), and the protection plate (910) and the arc-shaped strip (921) are provided with through outer connecting holes (921 a);
The outer connecting hole (921 a) is internally provided with a locking screw (922), and the locking screw (922) can penetrate through the outer protective sleeve (800), the woven armor (700), the outer shielding layer (600) and the inner protective layer (500) and is connected with the supporting disc (300).
2. The high-shielding railway vehicle signal communication cable according to claim 1, wherein: mounting holes (330) are formed in the supporting plate (300) and located in the middle of the connecting hole (310) in the circumferential direction at equal angles, and each communication cable main body (200) penetrates through each mounting hole (330).
3. The high-shielding railway vehicle signal communication cable according to claim 1, wherein: communication holes (340) are formed in the areas, located between the adjacent mounting holes (330), of the support disc (300), and the filling layer (400) penetrates through the communication holes (340).
4. A signal communication cable for a high-shielding railway vehicle according to any one of claims 1 to 3, wherein: an indication layer (810) for marking the position of the supporting disc (300) is arranged on the outer side of the outer protective sleeve (800).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111651610.4A CN114283979B (en) | 2021-12-30 | 2021-12-30 | Signal communication cable for high-shielding railway vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111651610.4A CN114283979B (en) | 2021-12-30 | 2021-12-30 | Signal communication cable for high-shielding railway vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114283979A CN114283979A (en) | 2022-04-05 |
| CN114283979B true CN114283979B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111651610.4A Active CN114283979B (en) | 2021-12-30 | 2021-12-30 | Signal communication cable for high-shielding railway vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114283979B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098410A (en) * | 2001-09-25 | 2003-04-03 | Fujikura Ltd | Optical fiber cable and its manufacturing method |
| CN212392032U (en) * | 2020-05-15 | 2021-01-22 | 沈阳添瀛通用设备有限公司 | Explosion-proof cable based on coal mine environment |
| CN212782793U (en) * | 2020-09-10 | 2021-03-23 | 安徽华星电缆集团有限公司 | Silicone rubber instrument cable |
| CN213150421U (en) * | 2020-08-31 | 2021-05-07 | 河南省三恒实业有限公司 | Flame-retardant and explosion-proof cable for explosive places |
-
2021
- 2021-12-30 CN CN202111651610.4A patent/CN114283979B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003098410A (en) * | 2001-09-25 | 2003-04-03 | Fujikura Ltd | Optical fiber cable and its manufacturing method |
| CN212392032U (en) * | 2020-05-15 | 2021-01-22 | 沈阳添瀛通用设备有限公司 | Explosion-proof cable based on coal mine environment |
| CN213150421U (en) * | 2020-08-31 | 2021-05-07 | 河南省三恒实业有限公司 | Flame-retardant and explosion-proof cable for explosive places |
| CN212782793U (en) * | 2020-09-10 | 2021-03-23 | 安徽华星电缆集团有限公司 | Silicone rubber instrument cable |
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| Publication number | Publication date |
|---|---|
| CN114283979A (en) | 2022-04-05 |
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